1 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
4 * config/cris/cris.md (andu): Check that operand 1 is one of the
5 general registers. Fix typo in head comment.
7 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
9 * config/i386/i386.md (vswapmov): New.
10 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
11 (ix86_function_ms_hook_prologue): New.
12 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
13 * configure.ac: Test for swap suffix support in as.
16 2009-10-12 Jakub Jelinek <jakub@redhat.com>
19 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
20 paradoxical subregs to prevent partial register stalls if the inner
23 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
25 * config/i386/i386.md (*setcc_<mode>_2): Do not use ix86_expand_clear
28 2009-10-12 Dodji Seketeli <dodji@redhat.com>
31 * gcc/dwarf2out.c (template_parameter_pack_die,
32 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
34 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
37 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
39 (maybe_register_def): Likewise. Take stmt iterator.
40 (rewrite_update_stmt): Take stmt iterator and pass it on.
41 (rewrite_update_enter_block): Pass stmt iterator.
43 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
45 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
46 (spu_builtin_decl): New function.
48 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
50 * config/i386/i386.md (SWIM): New mode iterator.
51 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
52 using SWIM mode iterator.
53 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
54 patterns using SWI48 mode iterator.
55 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
56 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
57 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
58 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
59 patterns using SWI248 mode iterator.
60 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
61 gen_x86_movdicc_0_m1_rex64 for renamed function
63 2009-10-11 Jose Ruiz <ruiz@adacore.com>
64 Eric Botcazou <ebotcazou@adacore.com>
67 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
68 * config/sparc/sol2-unwind.h: New file.
70 2009-10-11 Olivier Hainque <hainque@adacore.com>
71 Eric Botcazou <ebotcazou@adacore.com>
74 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
75 * config/i386/sol2-unwind.h: New file.
77 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
80 * config/i386/i386.md (addsi_1_zext): Get the proper second
83 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
85 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
86 all OLD_RTXes, not just REGs. Use copy_rtx to create the
89 2009-10-11 Richard Guenther <rguenther@suse.de>
91 * gimple.c (iterative_hash_type_name): Do not handle special
94 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
96 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
97 (*setcc_si_1_and): Ditto.
98 (*setcc_si_1_movzbl): Ditto.
99 (*setcc_<mode>_2): Ditto.
100 (*setcc_qi): Rename from *setcc_1.
101 (*setcc_qi_slp): Rename from *setcc_2.
103 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
104 (*zero_extendqisi2_movzbw_and splitter): Ditto.
106 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
107 "if" condition, there is already assert with reload_completed present.
109 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
111 * plugin.c (try_init_one_plugin): Improve constness of variable err.
113 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
115 * doc/install.texi (Final install): Refer to
116 http://gcc.gnu.org/bugs/ for bug reporting.
118 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
120 * configure.ac: Add test for dci instruction.
121 * configure: Regenerate.
122 * config.in: Likewise.
123 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
124 * doc/invoke.texi: Add cpu_type 476 and 476fp.
125 (-mmulhw): Add 476 to description.
127 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
128 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
129 (processor_target_table): Add 476 and 476fp entries.
130 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
131 (rs6000_issue_rate): Add CPU_PPC476.
132 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
133 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
134 (processor_type): Add PROCESSOR_PPC476.
135 (EXTRA_SPECS): Add asm_cpu_476 string.
136 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
137 (define_attr "cpu"): Add ppc476.
139 Update comments for 476.
140 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
141 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
142 Update copyright year.
143 * config/rs6000/476.md: New file.
144 * config/rs6000/40x.md: Add description for "isel" attribute.
145 Update copyright year.
146 * config/rs6000/440.md: Likewise.
147 * config/rs6000/603.md: Likewise.
148 * config/rs6000/6xx.md: Likewise.
149 * config/rs6000/7450.md: Likewise.
150 * config/rs6000/7xx.md: Likewise.
151 * config/rs6000/8540.md: Likewise.
152 * config/rs6000/cell.md: Likewise.
153 * config/rs6000/e300c2c3.md: Likewise.
154 * config/rs6000/e500mc.md: Likewise.
155 * config/rs6000/mpc.md: Likewise.
156 * config/rs6000/power4.md: Likewise.
157 * config/rs6000/power5.md: Likewise.
158 * config/rs6000/power6.md: Likewise.
159 * config/rs6000/power7.md: Likewise.
160 * config/rs6000/rios1.md: Likewise.
161 * config/rs6000/rios2.md: Likewise.
162 * config/rs6000/rs64.md: Likewise.
164 2009-10-10 Richard Guenther <rguenther@suse.de>
166 PR tree-optimization/41654
167 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
168 a cond expr before calling gimple_cond_set_condition_from_tree.
169 (ifcombine_iforif): Likewise.
171 2009-10-09 Ian Lance Taylor <iant@google.com>
173 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
174 * configure: Rebuild.
176 2009-10-09 Neil Vachharajani <nvachhar@google.com>
178 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
181 2009-10-09 Richard Guenther <rguenther@suse.de>
184 * target-def.h (TARGET_BUILTIN_DECL): Define.
185 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
186 * target.h (struct gcc_target): Add builtin_decl target hook.
187 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
188 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
190 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
192 (lto_output_builtin_tree): Sorry if the target does not support
193 streaming target builtins.
194 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
195 (rs6000_builtin_decl): New function.
196 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
197 (ix86_builtin_decl): New function.
199 2009-10-09 Jakub Jelinek <jakub@redhat.com>
201 PR preprocessor/41445
202 * c-ppoutput.c (do_line_change): New function.
203 (cb_line_change): Use it.
204 (scan_translation_unit): Call do_line_change if
205 avoid_paste or PREV_WHITE and token location is on a different line
209 * dwarf2out.c (dwarf2out_init): Test whether
210 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
213 PR rtl-optimization/41646
214 * calls.c (expand_call): For BLKmode types returned in registers
215 avoid likely spilled hard regs in copy_blkmode_from_reg generated
218 2009-10-09 Richard Guenther <rguenther@suse.de>
220 PR tree-optimization/41634
221 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
222 we remove the correct elements.
223 (optimize_stmt): Make sure to update stmt operands before
224 optimizing redundancies.
226 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
228 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
230 2009-10-09 Richard Guenther <rguenther@suse.de>
233 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
235 (lto_wrapper_exit): New function.
237 (fatal_perror): Likewise.
238 (fork_execute): Use global args_name, do not free it.
239 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
240 * lto-streamer.h: Remove duplicate prototypes.
242 2009-10-09 Richard Guenther <rguenther@suse.de>
244 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
245 before calling stmt_can_throw_external.
247 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
249 PR tree-optimization/40071
250 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
251 pointer if the original data reference doesn't conflict with the
252 created vector data reference. Fix long line.
254 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
256 * config/i386/i386.md (any_div): New code iterator.
257 (u): Handle div and udiv.
259 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
261 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
262 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
263 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
264 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
266 2009-10-08 Joseph Myers <joseph@codesourcery.com>
268 * gcc.c (main): Remove trailing "." from diagnostics.
270 2009-10-08 Cary Coutant <ccoutant@google.com>
272 Add support for debugging with ICF (Identical Code Folding).
273 * calls.c (debug.h): New #include.
274 (emit_call_1): Call virtual_call_token debug hook.
275 * common.opt (-fenable-icf-debug): New option.
276 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
277 locations in the source).
278 (poc_label_num): New variable.
279 (dcall_entry, vcall_entry): New typedefs.
280 (dcall_table, vcall_table): New variables.
281 (struct vcall_insn): New type.
282 (vcall_insn_table): New variable.
283 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
284 (size_of_dcall_table): New function.
285 (output_dcall_table): New function.
286 (size_of_vcall_table): New function.
287 (output_vcall_table): New function.
288 (dwarf2out_direct_call): New function.
289 (vcall_insn_table_hash): New function.
290 (vcall_insn_table_eq): New function.
291 (dwarf2out_virtual_call_token): New function.
292 (dwarf2out_virtual_call): New function.
293 (dwarf2out_init): Allocate new tables and sections.
294 (prune_unused_types): Mark DIEs referenced from direct call table.
295 (dwarf2out_finish): Output direct and virtual call tables.
296 * final.c (final_scan_insn): Call direct_call and virtual_call
298 * debug.h (struct gcc_debug_hooks): Add direct_call,
299 virtual_call_token, virtual_call hooks.
300 (debug_nothing_uid): New function.
301 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
302 (debug_nothing_uid): New function.
303 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
304 (xcoff_debug_hooks): Likewise.
305 * sdbout.c (sdb_debug_hooks): Likewise.
306 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
307 * doc/invoke.texi (-fenable-icf-debug): New option.
309 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
312 * regmove.c (regmove_backward_pass): Replace src with dst in the
313 debug insn, and check for dst before rather than after.
315 2009-10-08 Janis Johnson <janis187@us.ibm.com>
317 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
318 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
320 2009-10-08 Jan Hubicka <jh@suse.cz>
323 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
324 do not mark cgraph nodes as needed.
325 (record_references_in_initializer): Add new only_vars parameter.
326 * cgraph.h (record_references_in_initializer): New parameter.
327 * varasm.c (assemble_variable): Update call.
328 * varpool.c (varpool_analyze_pending_decls): Always look for
331 2009-10-08 Anatoly Sokolov <aesok@post.ru>
333 * config/avr/avr.c (last_insn_address) Remove variable.
334 (expand_prologue): Don't initialise last_insn_address variable.
335 (final_prescan_insn): Don't output insn size.
336 * config/avr/avr.opt (msize): Remove switch.
337 * doc/invoke.texi (AVR Options): Remove documentation of -msize
340 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
342 * combine.c (label_tick_ebb_start): Fix comment.
343 (combine_instructions): Set label_tick and label_tick_ebb_start before
344 calling setup_incoming_promotions. Start them from 1. Increment
345 label_tick instead of deriving it from the BB index. Rather than
346 comparing ticks use the block from the previous iteration to decide
347 whether to start a new EBB. Remove empty lines before function.
349 2009-10-08 Michael Matz <matz@suse.de>
352 * builtins.c (fold_builtin_isascii): Use fold_build2.
353 (fold_builtin_isdigit): Ditto.
354 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
355 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
356 remove_useless_stmts_cond, remove_useless_stmts_tf,
357 remove_useless_stmts_tc, remove_useless_stmts_bind,
358 remove_useless_stmts_goto, remove_useless_stmts_label,
359 remove_useless_stmts_1, remove_useless_stmts,
360 pass_remove_useless_stmts): Remove.
361 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
362 * passes.c (init_optimization_passes): Don't add
363 pass_remove_useless_stmts.
364 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
365 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
367 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
368 for static constants.
369 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
370 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
372 2009-10-08 Richard Guenther <rguenther@suse.de>
374 * gimple.c (free_gimple_type_tables): New function.
375 * gimple.h (free_gimple_type_tables): Declare.
377 2009-10-07 Mark Heffernan <meheff@google.com>
379 * ipa-prop.c (ipa_print_node_params) Only print
380 names of named arguments.
382 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
384 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
385 being statically linked.
387 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
389 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
391 2009-10-08 Jan Hubicka <jh@suse.cz>
394 * ipa.c (cgraph_externally_visible_p,
395 function_and_variable_visibility,
396 whole_program_function_and_variable_visibility): Skip non-finalized
399 2009-10-08 Nick Clifton <nickc@redhat.com>
401 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
404 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
407 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
409 2009-10-07 Joseph Myers <joseph@codesourcery.com>
412 * c-common.c (c_fully_fold_internal): Strip nops from the result
413 of recursive calls to c_fully_fold_internal.
414 (c_wrap_maybe_const): New.
415 (c_save_expr): Use c_wrap_maybe_const.
416 * c-common.h (c_wrap_maybe_const): Declare.
417 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
418 build_binary_op): Use c_wrap_maybe_const.
420 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
422 * real.c: Fix comment to reflect actual exponent size.
424 2009-10-08 Ben Elliston <bje@au.ibm.com>
426 * config/rs6000/a2.md: Add FSF comment header.
428 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
430 * config/i386/i386.md (any_extend): New code iterator.
431 (u, s): New code attributes.
433 (DWIH): Rewrite as code iterator for SI and DI modes.
434 (DWI): Rewrite as mode attribute.
435 (dwi): New mode attribute.
436 (di): Depend on SI mode and DI mode.
437 (doubleint_general_operand): Remove mode attribute.
439 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
442 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
443 (*sub<mode>3_doubleword): Ditto.
445 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
446 using SWIM248 mode iterator.
447 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
448 using SWI48 mode iterator.
449 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
450 patterns using DWIH mode iterator and any_extend code iterator.
451 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
452 using any_extend code iterator.
453 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
454 patterns using DWIH mode iterator and any_extend code iterator.
455 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
456 using any_extend code iterator.
457 (<s>mul<mode>3_highpart): Macroize expander from
458 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
459 and any_extend code iterator.
460 (*<s>muldi3_highpart_1): Macroize insn from
461 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
462 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
463 patterns using any_extend code iterator.
464 (*<s>mulsi3_highpart_zext): Macroize insn from
465 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
467 2009-10-07 Jakub Jelinek <jakub@redhat.com>
469 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
470 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
471 refering to a DIE with DW_AT_const_value.
473 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
476 * ira-lives.c (check_and_make_def_conflict): Process all operands.
478 2009-10-06 Jan Hubicka <jh@suse.cz>
480 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
483 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
485 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
486 *lea_2_rex64): Move before *add<mode>_1 pattern.
488 2009-10-07 Jan Hubicka <jh@suse.cz>
490 * collect2.c (main): Add -fno-whole-program.
491 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
493 2009-10-07 Jan Hubicka <jh@suse.cz>
495 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
496 has no address taken.
497 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
499 (cgraph_clone_node): Clear externally_visible flag for clones.
500 * cgraph.h (cgraph_only_called_directly_p,
501 cgraph_can_remove_if_no_direct_calls_p): New predicates.
502 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
503 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
504 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
505 ipcp_insert_stage): Likwise.
506 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
507 externally_visible flag.
508 (verify_cgraph_node): Verify that inline clones look right.
509 (process_function_and_variable_attributes): Do not set
510 externally_visible flags.
511 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
513 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
515 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
516 clear externally_visible when turning into inline clones
517 (cgraph_mark_inline_edge): Use new predicates.
518 (cgraph_estimate_growth): Likewise.
519 (cgraph_decide_inlining): Likewise.
520 * ipa.c (cgraph_postorder): Likewise.
521 (cgraph_remove_unreachable_nodes): Likewise; sanity check
522 that inline clones are not needed.
523 (cgraph_externally_visible_p): New predicate.
524 (function_and_variable_visibility): Add whole_program parameter;
525 always set externally_visible flag; handle COMDAT function
527 (local_function_and_variable_visibility): New function.
528 (gate_whole_program_function_and_variable_visibility): New function.
529 (whole_program_function_and_variable_visibility): New function.
530 (pass_ipa_whole_program_visibility): New function.
531 * passes.c (init_optimization_passes): Add whole program visibility
533 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
534 not care about needed/reachable flags.
535 * varpool.c: Include flags.h
536 (decide_is_variable_needed): When doing LTO assume whole-program mode.
537 (varpool_finalize_decl): When we are in LTO read-back, all variables
539 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
541 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
543 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
546 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
548 * config.gcc: Don't include the makefile fragments intended for
550 * config/s390/fixdfdi.h: File removed.
551 * config/s390/libgcc-glibc.ver: File removed.
552 * config/s390/s390.h: Remove the fixdfdi.h hack.
553 * config/s390/t-crtstuff: File moved to libgcc dir.
554 * config/s390/t-linux: Likewise.
555 * config/s390/t-tpf: libgcc specific parts removed.
556 * config/s390/t-linux64: Likewise.
558 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
560 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
561 (lto-compress.o): Likewise.
563 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
566 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
567 dllexport to class members here.
568 (i386_pe_determine_dllimport_p): Only check static class data for
570 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
571 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
572 functions for vague linkage.
573 (i386_pe_type_dllexport_p): Fix formatting.
574 (maybe_add_dllexport) New function.
575 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
578 2009-10-07 Ben Elliston <bje@au.ibm.com>
580 * config/rs6000/a2.md: Remove duplicated lines.
582 2009-10-07 Ben Elliston <bje@au.ibm.com>
584 * config.gcc (powerpc*-*-*): Handle a2.
585 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
586 * config/rs6000/a2.md: New file.
587 * config/rs6000/rs6000.opt (mno-update): New.
588 (mupdate): Return to using a mask, not a var.
589 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
590 (enum processor_type): Add PROCESSOR_PPCA2.
591 * config/rs6000/rs6000.c (ppca2_cost): New costs.
592 (rs6000_override_options): Add "a2" to processor_target_table.
593 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
594 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
596 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
598 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
599 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
600 reference to nonexistent gen_truncxfxf2 function.
602 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
604 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
605 (DWIH, g, di, doubleint_general_operand): New mode attributes.
606 (general_operand): Handle TI mode.
607 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
608 using SDWIM mode iterator.
609 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
610 pattern from *add{di,ti}3_1 patterns and corresponding splitters
611 using DWI mode iterator.
612 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
613 patterns using SWI mode iterator.
614 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
615 using SWI48 mode iterator.
616 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
617 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
618 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
619 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
620 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
621 using SDWIM mode iterator.
622 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
623 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
624 using DWI mode iterator.
625 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
626 patterns using SWI mode iterator.
627 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
628 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
629 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
630 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
631 patterns using plusminus code iterator.
632 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
633 sub<mode>3 patterns using plusminus code iterator.
634 * config/i386/i386.c (override_options): Update the call to
635 gen_subdi_carry_rex64 for renamed function.
636 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
637 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
638 calls to instruction expanders.
640 2009-10-06 Martin Jambor <mjambor@suse.cz>
643 * opts.c (decode_options): Run IPA-SRA at -O2.
645 2009-10-06 Richard Guenther <rguenther@suse.de>
647 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
649 2009-10-06 Tobias Burnus <burnus@net-b.de>
652 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
653 -flto and -fwhole-program flags can be combined.
655 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
658 * gcc.c (process_command): Check that -o argument was specified.
660 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
662 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
664 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
666 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
667 * doc/invoke.texi (Warning Options): Annotate allowed languages
668 for -Wunsuffixed-float-constants.
670 2009-10-05 Jakub Jelinek <jakub@redhat.com>
672 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
673 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
674 same name and isn't the main variant.
677 * dwarf2out.c (loc_by_reference): Removed.
678 (dw_loc_list_1): New function.
679 (dw_loc_list): Remove toplev argument, add want_address argument.
680 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
681 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
682 want_address == 2 to dw_loc_list. For successful dw_loc_list
683 set have_address to 1 only if want_address is not 0.
685 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
687 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
688 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
689 a code block followed by two pointers.
690 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
691 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
692 (MIPS_MOVE): Likewise.
693 (MIPS_LUI): Likewise.
695 (MIPS_BAL): Likewise.
696 (MIPS_NOP): Likewise.
697 (mips_asm_trampoline_template): Delete.
698 (mips_trampoline_code_size): New function.
699 (mips_trampoline_init): Add shorter sequences for all cases
700 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
701 Calculate the opcodes directly, rather than copying from a template.
702 Only flush the code part of the trampoline.
703 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
705 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
707 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
708 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
709 (INCOMING_RETURN_ADDR_RTX): Likewise.
710 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
712 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
713 with RETURN_ADDR_REGNUM.
714 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
715 * config/mips/mips.c (mips16_build_call_stub): Replace
716 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
717 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
718 (mips_print_operand_punctuation): Likewise.
719 (mips_frame_set): Likewise.
720 (mips16e_output_save_restore): Likewise.
721 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
722 (mips_save_reg_p): Likewise.
723 (mips_return_addr): Likewise.
724 (mips_set_return_address): Likewise.
725 (mips_direct_save_slot_move_p): Likewise.
726 (mips_output_function_prologue): Likewise.
727 (mips_restore_reg): Likewise.
728 (mips_expand_epilogue): Likewise.
729 (mips_epilogue_uses): Likewise.
730 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
731 (*mov<mode>_ra): Use it instead of a hard-coded 31.
732 (clear_hazard_<mode>): Likewise.
733 (call_internal): Likewise.
734 (call_internal_direct): Likewise.
735 (call_direct_split): Likewise.
736 (call_value_internal): Likewise.
737 (call_value_split): Likewise.
738 (call_value_internal_direct): Likewise.
739 (call_value_direct_split): Likewise.
740 (call_value_multiple_internal): Likewise.
741 (call_value_multiple_split): Likewise.
743 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
744 Jakub Jelinek <jakub@redhat.com>
746 PR rtl-optimization/41511
747 * combine.c (record_value_for_reg): Pass explicit values as argument
748 to get_last_value_validate.
749 (get_last_value_validate): Document INSN parameter.
750 For non-readonly MEMs, assume they might have been modified if INSN
751 was in another basic block.
752 (get_last_value): Minor reformatting.
754 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
757 * final.c (asm_str_count): Split out from asm_insn_count.
758 * rtl.h (asm_str_count): New prototype.
759 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
762 2009-10-05 Sriraman Tallam <tmsriram@google.com>
764 * doc/plugins.texi: Change plugin_pass to register_pass_info.
766 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
767 Rafael Espindola <espindola@google.com>
769 * gengtype.c (write_types): Moved call to write_func_for_structure
772 2009-10-05 Richard Guenther <rguenther@suse.de>
775 * lto-cgraph.c (output_cgraph): Output toplevel asms.
776 (input_cgraph_1): Input toplevel asms.
778 2009-10-05 Richard Guenther <rguenther@suse.de>
781 * lto-symtab.c (lto_compatible_attributes_p): Remove.
782 (external_aggregate_decl_p): Likewise.
783 (lto_symtab_compatible): Re-structure. Remove dead code.
784 For variables ignore toplevel qualifiers when comparing types.
785 Issue warnings, not errors for mismatched user-alignment.
787 2009-10-05 Richard Guenther <rguenther@suse.de>
791 * lto-symtab.c (struct lto_symtab_base_def): Remove.
792 (struct lto_symtab_identifier_def): Likewise.
793 (struct lto_symtab_decl_def): Likewise.
794 (struct lto_symtab_entry_def): New.
795 (lto_symtab_identifier_t): Rename to ...
796 (lto_symtab_entry_t): ... this.
797 (lto_symtab_decls): Remove.
798 (lto_symtab_base_hash): Rename to ...
799 (lto_symtab_entry_hash): ... this.
800 (lto_symtab_base_eq): Rename to ...
801 (lto_symtab_entry_eq): ... this.
802 (lto_symtab_base_marked_p): Rename to ...
803 (lto_symtab_entry_marked_p): ... this.
804 (lto_symtab_identifier_marked_p): Remove.
805 (lto_symtab_decl_marked_p): Likewise.
806 (lto_symtab_maybe_init_hash_tables): Rename to ...
807 (lto_symtab_maybe_init_hash_table): ... this.
808 (lto_symtab_set_resolution_and_file_data): Remove.
809 (lto_symtab_register_decl): New function.
810 (lto_symtab_get_identifier): Remove.
811 (lto_symtab_get): New function.
812 (lto_symtab_get_resolution): Adjust.
813 (lto_symtab_get_identifier_decl): Remove.
814 (lto_symtab_set_identifier_decl): Likewise.
815 (lto_symtab_merge_decl): Rename to ...
816 (lto_symtab_merge): ... this. Rewrite.
817 (lto_symtab_merge_var): Remove.
818 (lto_symtab_merge_fn): Likewise.
819 (lto_symtab_prevailing_decl): Adjust.
820 (lto_cgraph_replace_node): New function.
821 (lto_symtab_merge_decls_2): Likewise.
822 (lto_symtab_merge_decls_1): Likewise.
823 (lto_symtab_fixup_var_decls): Likewise.
824 (lto_symtab_resolve_symbols): Likewise.
825 (lto_symtab_merge_decls): Likewise.
826 (lto_symtab_prevailing_decl): Adjust.
827 (lto_symtab_get_symtab_def): Remove.
828 (lto_symtab_get_file_data): Likewise.
829 (lto_symtab_clear_resolution): Adjust.
830 (lto_symtab_clear_resolution): Likewise.
831 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
832 (input_cgraph_1): Likewise.
833 * lto-streamer-in.c (get_resolution): Do not provide fake
834 symbol resolutions here.
835 (deferred_global_decls): Remove.
836 (lto_register_deferred_decls_in_symtab): Likewise.
837 (lto_register_var_decl_in_symtab): Change signature, register
838 variable via lto_symtab_register_decl.
839 (lto_register_function_decl_in_symtab): Likewise.
840 (lto_read_tree): Adjust.
841 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
842 (lto_symtab_merge_var): Likewise.
843 (lto_symtab_merge_fn): Likewise.
844 (lto_symtab_register_decl): Declare.
845 (lto_symtab_merge_decls): Likewise.
847 2009-10-05 Richard Guenther <rguenther@suse.de>
849 PR tree-optimization/23821
850 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
851 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
852 simple IV increments.
854 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
856 * config/arm/arm.c (arm_override_options): Really initialize
857 flag_dwarf2_cfi_asm to 0.
859 2009-10-05 Doug Kwan <dougkwan@google.com>
861 PR rtl-optimization/41574
862 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
863 floating point and we are not doing unsafe math optimizations.
865 2009-10-03 Simon Baldwin <simonb@google.com>
866 Cary Coutant <ccoutant@google.com>
867 Rafael Espindola <espindola@google.com>
868 Richard Guenther <rguenther@suse.de>
869 Jan Hubicka <jh@suse.cz>
870 Doug Kwan <dougkwan@google.com>
871 H.J. Lu <hongjiu.lu@intel.com>
872 Bill Maddox <maddox@google.com>
873 Ryan Mansfield <rmansfield@qnx.com>
874 Diego Novillo <dnovillo@google.com>
875 Ollie Wild <aaw@google.com>
876 Kenneth Zadeck <zadeck@naturalbridge.com>
878 * lto-cgraph.c: New file.
879 * lto-compress.c: New file.
880 * lto-compress.h: New file.
881 * lto-opts.c: New file.
882 * lto-section-in.c: New file.
883 * lto-section-out.c: New file.
884 * lto-streamer-in.c: New file.
885 * lto-streamer-out.c: New file.
886 * lto-streamer.c: New file.
887 * lto-streamer.h: New file.
888 * lto-symtab.c: New file.
889 * lto-wpa-fixup.c: New file.
890 * lto-wrapper.c: New file.
892 2009-10-03 Simon Baldwin <baldwin@google.com>
893 Ben Elliston <bje@au.ibm.com>
894 Rafael Espindola <espindola@google.com>
895 Nathan Froyd <froydnj@codesourcery.com>
896 Jan Hubicka <jh@suse.cz>
897 Doug Kwan <dougkwan@google.com>
898 Diego Novillo <dnovillo@google.com>
899 Kenneth Zadeck <zadeck@naturalbridge.com>
901 * Makefile.in (enable_lto): New.
902 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
903 (LINKER_PLUGIN_API_H): Define.
904 (LTO_SYMTAB_H): Define.
905 (LTO_STREAMER_H): Define.
906 (TREE_VECTORIZER_H): Define.
907 (INCLUDES): Add LIBELFINC.
908 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
909 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
910 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
911 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
912 (native): Add lto-wrapper$(exeext)
913 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
914 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
915 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
916 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
917 (varasm.o): Add dependency on tree-iterator.h.
918 (cgraph.o): Add dependency on cif-code.def.
919 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
920 (ipa-pure-const.o): Likewise.
921 (GTFILES): Add lto-symtab.c.
922 (install-lto-wrapper): New.
923 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
924 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
925 * config.in: Regenerate.
927 2009-10-03 Rafael Espindola <espindola@google.com>
928 Diego Novillo <dnovillo@google.com>
930 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
932 Call execute_ipa_summary_passes for all_regular_ipa_passes and
934 (cgraph_optimize): Make extern.
936 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
937 Kenneth Zadeck <zadeck@naturalbridge.com>
939 * toplev.c (in_lto_p): Declare.
940 * collect2.c (scan_prog_file): Read all the output when reading
942 (enum lto_mode_d): Declare.
944 2009-10-03 Richard Guenther <rguenther@suse.de>
945 Diego Novillo <dnovillo@google.com>
947 * gimple.c: Include target.h and alias.h.
948 (gimple_types): Declare.
949 (type_hash_cache): Declare.
950 (gimple_alloc_stat): Make extern.
951 (gimple_build_eh_must_not_throw): Call
952 gimple_eh_must_not_throw_set_fndecl.
953 (struct type_pair_d): Declare.
954 (type_pair_t): Declare.
955 (type_pair_hash): New.
957 (lookup_type_pair): New.
958 (gimple_force_type_merge): New.
959 (compare_type_names_p): New.
960 (compare_field_offset): New.
961 (gimple_types_compatible_p): New.
962 (struct sccs): Declare.
963 (next_dfs_num): Declare.
964 (iterative_hash_gimple_type): New.
966 (iterative_hash_type_name): New.
967 (iterative_hash_gimple_type): New.
968 (gimple_type_hash): New.
969 (gimple_type_eq): New.
970 (gimple_register_type): New.
971 (print_gimple_types_stats): New.
972 (gimple_signed_or_unsigned_type): New.
973 (gimple_unsigned_type): New.
974 (gimple_signed_type): New.
975 (gimple_get_alias_set): New.
976 (gimple_decl_printable_name): Do not use DMGL_TYPES.
977 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
978 (gimple_force_type_merge): Declare.
979 (gimple_types_compatible_p): Declare.
980 (gimple_register_type): Declare.
981 (print_gimple_types_stats): Declare.
982 (gimple_unsigned_type): Declare.
983 (gimple_signed_type): Declare.
984 (gimple_get_alias_set): Declare.
985 (gimple_eh_must_not_throw_set_fndecl): New.
987 2009-10-03 Jan Hubicka <jh@suse.cz>
988 Kenneth Zadeck <zadeck@naturalbridge.com>
990 * ipa-pure-const.c: Include lto-streamer.h.
991 (register_hooks): Factor out of ...
992 (generate_summary): ... here.
993 (pure_const_write_summary): New.
994 (pure_const_read_summary): New.
995 (pass_ipa_pure_const): Add pure_const_write_summary and
996 pure_const_read_summary.
997 * ipa-reference.c: Include lto-streamer.h.
998 (add_new_function): New.
999 (remove_node_data): New.
1000 (duplicate_node_data): New.
1001 (ipa_init): Guard against multiple calls.
1002 Move hook setup from analyze_function.
1003 (write_node_summary_p): New.
1004 (ipa_reference_write_summary): New.
1005 (ipa_reference_read_summary): New.
1006 (pass_ipa_reference): Add ipa_reference_write_summary and
1007 ipa_reference_read_summary.
1008 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1009 (struct cgraph_edge): Add fields lto_stmt_uid and
1010 call_stmt_cannot_inline_p.
1011 (cgraph_optimize): Declare.
1012 (cgraph_decide_is_function_needed): Declare.
1013 (reset_inline_failed): Declare.
1014 (enum LTO_cgraph_tags): Declare.
1015 (LTO_cgraph_tag_names): Declare.
1016 (LCC_NOT_FOUND): Define.
1018 2009-10-03 Doug Kwan <dougkwan@google.com>
1019 Rafael Espindola <espindola@google.com>
1020 Jan Hubicka <jh@suse.cz>
1021 Diego Novillo <dnovillo@google.com>
1022 Kenneth Zadeck <zadeck@naturalbridge.com>
1024 * passes.c (all_regular_ipa_passes): New.
1025 (all_ipa_passes): Rename to all_small_ipa_passes.
1026 (init_optimization_passes): Init all_regular_ipa_passes.
1027 * tree-pass.h (all_regular_ipa_passes): New.
1028 (all_ipa_passes): Rename to all_small_ipa_passes.
1029 * passes.c (all_lto_gen_passes): New.
1030 (init_optimization_passes): Initialize all_lto_gen_passes.
1031 (execute_ipa_summary_passes): Make non-static.
1032 (ipa_write_summaries_1): New.
1033 (ipa_write_summaries_2): New.
1034 (ipa_write_summaries): New.
1035 (ipa_write_summaries_of_cgraph_node_set): New.
1036 (ipa_read_summaries_1): New.
1037 (ipa_read_summaries): New.
1038 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1039 (execute_regular_ipa_pass_list): Remove.
1040 (init_optimization_passes): Schedule
1041 pass_rebuild_cgraph_edges and pass_early_inline outside
1042 of pass_all_early_optimizations. Document reason.
1043 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1044 pass_ipa_lto_finish_out): New pass.
1045 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1046 (execute_all_ipa_transforms): New.
1047 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1048 (dump_properties, debug_properties): New.
1049 * tree-optimize.c (gate_all_early_local_passes): Return
1050 false if we are in lto1.
1051 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1052 * tree-pass.h (execute_all_ipa_transforms): Declare.
1053 (pass_ipa_function_and_variable_visibility): Declare.
1054 (pass_ipa_early_inline): Declare.
1055 (pass_ipa_lto_gimple_out): Declare.
1056 (pass_ipa_lto_wpa_fixup): Declare.
1057 (pass_ipa_lto_finish_out): Declare.
1058 (all_small_ipa_passes, all_regular_ipa_passes,
1059 all_lto_gen_passes): Declare.
1060 (execute_ipa_summary_passes): Declare.
1061 (execute_all_ipa_transforms): Declare.
1062 (ipa_write_summaries): Declare
1063 (ipa_write_summaries_of_cgraph_node_set): Declare.
1064 (ipa_read_summaries): Declare.
1066 2009-10-03 Doug Kwan <dougkwan@google.com>
1067 Ollie Wild <aaw@google.com>
1069 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1071 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1072 (lto_mode): New variable.
1073 (maybe_run_lto_and_relink): Handle the -fwpa option.
1074 (main): Handle the -fwpa option.
1075 (maybe_unlink_list): New function.
1076 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1077 * common.opt (flto): New flag.
1078 * toplev.c (flag_generate_lto): Declare.
1080 2009-10-03 Simon Baldwin <simonb@google.com>
1082 * common.opt (flto-compression-level): New flag.
1084 * opts.c: Include lto-opts.h.
1085 (handle_option): Call lto_register_user_option for each
1086 valid option handled.
1087 (decode_options): Clear registered options before the options
1090 2009-10-03 Cary Coutant <ccoutant@google.com>
1092 * collect2.c (is_elf): New function.
1093 (scan_prog_file): Require LTO object to be in ELF format.
1095 2009-10-03 Rafael Espindola <espindola@google.com>
1097 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1098 libgcc to the linker.
1100 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1102 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1103 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1105 * collect2.h (collect_execute): Add flags argument.
1106 * tlink.c (tlink_execute): Update call to collect_execute.
1107 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1108 (use_linker_plugin): New.
1109 (use_linker_plugin_spec_function): New.
1110 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1111 (linker_plugin_file_spec): New.
1112 (lto_wrapper_spec): New.
1113 (lto_gcc_spec): New.
1114 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1115 (static_spec_functions): Add use-linker-plugin.
1116 (process_command): Handle -use-linker-plugin.
1117 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1118 linker_plugin_file_spec and lto_gcc_spec.
1119 (use_linker_plugin_spec_function): New.
1121 2009-10-03 Richard Guenther <rguenther@suse.de>
1125 * tree.h (is_lang_specific): Include LANG_TYPE.
1126 * tree.c (find_decls_types_r): Manually add interesting parts
1127 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1129 * gimple.c (type_pair_hash): Make symmetric.
1130 (type_pair_eq): Likewise.
1131 (lookup_type_pair): Increase initial hashtable size.
1132 (gimple_force_type_merge): Rely on type-pair symmetry.
1133 (visit): Remove excessive checking code.
1134 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1135 (gimple_register_type): Remove getenv calls, shrink initial
1139 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1140 inline functions if not generating lto output.
1143 * toplev.c (finalize): In WPA mode remove the asm file.
1145 2009-10-03 Doug Kwan <dougkwan@google.com>
1147 * ipa-inline.c (cgraph_mark_inline): Check
1148 edge->call_stmt_cannot_inline_p instead of calling
1149 gimple_call_cannot_inline_p.
1150 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1151 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1152 (inline_generate_summary): Do nothing in LTRANS.
1153 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1154 exists before calling gimple_call_cannot_inline_p.
1155 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1156 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1157 Update new_edge->lto_stmt_uid.
1158 * cgraphbuild.c (reset_inline_failed): New.
1160 * common.opt (fwpa): New flag.
1161 (fltrans): New option.
1162 * gcc.c (gcc_lto_option_t): New type.
1163 (current_lto_option): New variable.
1164 (lto_single_spec_function): Remove and is replaced by ..
1165 (lto_option_spec_function): New function.
1166 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1167 passing the -flto flag.
1168 (cc1_options): Separate non-LTO related parts into ..
1169 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1170 (lto1_options): New spec for lto FE.
1171 (link_lto_options): New spec for handling LTO flags in linker.
1172 (invoke_lto_single): Re-format to fit in 80 column. Replace
1173 lto-single with lto-option.
1174 (static_specs): Add cc1_non_lto_options, lto1_options and
1176 (static_spec_function): Replace lto-single with lto-option.
1177 (process_command): Handle -flto, -fwpa and -fltran by setting
1178 current_lto_option and not passing it to subprocess unconditionally.
1180 2009-10-03 Bill Maddox <maddox@google.com>
1182 Add `gcc' driver support for link-time code generation (LTO).
1184 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1185 (lto_flag, lto_objects, lto_o_file): New variables.
1186 (struct lto_object, struct lto_object_list): New structures.
1187 (collect_exit, handler): Remove LTO temporary output file on exit.
1188 (add_lto_object): New function.
1189 (maybe_run_lto_and_relink): New function. Perform link time code
1190 generation and relinking for object files containing LTO information.
1191 (main): Invoke maybe_run_lto_and_relink().
1192 (dump_argv): New function. For debugging, currently disabled.
1193 (scan_prog_file): Add LTO information pass.
1194 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1196 * toplev.c (compile_file): Emit assembler directive to create
1197 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1199 2009-10-03 Diego Novillo <dnovillo@google.com>
1201 * c.opt: Add LTO to warn_abi and warn_psabi.
1203 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1204 inline function. Ignore language-specific nodes. Update all users.
1205 (find_decls_types_r): Do not traverse the subtrees of
1206 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1207 * tree.h (is_lang_specific): New.
1208 * langhooks.h (struct lang_hooks_for_decls): Remove
1209 may_need_assembler_name_p. Update all users.
1211 * c-common.c (set_builtin_user_assembler_name): Move ...
1212 * builtins.c (set_builtin_user_assembler_name): ... here.
1213 (is_builtin_name): Add comment
1214 (is_builtin_fn): New.
1215 * except.c (output_ttype): Only call
1216 lookup_type_for_runtime if TYPE is not a runtime type.
1218 * passes.c (register_pass): Call position_pass on
1219 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1220 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1221 (TV_IPA_LTO_DECL_IO): Define.
1222 (TV_IPA_LTO_CGRAPH_IO): Define.
1224 (TV_WHOPR_WPA): Define.
1225 (TV_WHOPR_WPA_IO): Define.
1226 (TV_WHOPR_LTRANS): Define.
1227 (TV_WHOPR_WPA_FIXUP): Define.
1228 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1229 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1230 * tree-flow.h (tree_node_can_be_shared): Declare.
1231 * tree-inline.c (tree_can_inline_p): Check that E has a
1232 statement associated with it.
1233 * tree.c (free_lang_data_in_binf): Factor out of ...
1234 (free_lang_data_in_type): ... here.
1235 Call RECORD_OR_UNION_TYPE_P.
1236 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1237 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1238 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1239 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1240 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1241 (gate_free_lang_data): Return true if flag_generate_lto is set.
1242 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1243 * c-common.h (set_builtin_user_assembler_name): Move ...
1244 * tree.h (set_builtin_user_assembler_name): ... here.
1246 * common.opt (flto-report): New flag.
1247 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1248 * collect2.c (scan_prog_file): Send the error output of
1249 'nm' to HOST_BIT_BUCKET.
1251 2009-10-03 Ollie Wild <aaw@google.com>
1253 * langhooks-def.h (lhd_begin_section): New function declaration.
1254 (lhd_write_section): New function declaration.
1255 (lhd_end_section): New function declaration.
1256 (LANG_HOOKS_BEGIN_SECTION): New macro.
1257 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1258 (LANG_HOOKS_END_SECTION): New macro.
1259 (LANG_HOOKS_LTO): New macro.
1260 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1261 * langhooks.c (output.h): Add include.
1262 (saved_section): New static variable.
1263 (lhd_begin_section): New function.
1264 (lhd_write_section_data): New function.
1265 (lhd_end_section): New function.
1266 * langhooks.h (struct lang_hooks_for_lto): New structure.
1267 (struct lang_hooks): Add member lto.
1268 * Makefile.in (langhooks.o): Add dependency on output.h.
1270 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1272 2009-10-03 Richard Guenther <rguenther@suse.de>
1274 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1277 2009-10-03 Simon Baldwin <simonb@google.com>
1278 Richard Guenther <rguenther@suse.de>
1279 Janis Johnson <janis187@us.ibm.com>
1280 Doug Kwan <dougkwan@google.com>
1281 Diego Novillo <dnovillo@google.com>
1282 Ramana Radhakrishnan <ramana.r@gmail.com>
1283 Ollie Wild <aaw@google.com>
1285 * doc/install.texi: Add documentation for libelf and --enable-lto.
1286 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1287 -flto-report, -flto-compression-level and -use-linker-plugin.
1288 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1289 Add section for LTO Testing.
1291 2009-10-02 Cary Coutant <ccoutant@google.com>
1293 Add support for comdat type sections for DWARF v4.
1294 Merge from dwarf4 branch.
1296 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1297 (dw_die_ref): Define vector type.
1298 (enum dw_val_class): Add dw_val_class_data8.
1299 (struct dw_val_struct): Add v.val_data8.
1300 (comdat_type_node_ref): New type.
1301 (struct die_struct): Move die_symbol into a union; add new field
1302 die_type_node. Change all uses.
1303 (comdat_type_node): New type.
1304 (skeleton_chain_node): New type.
1305 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1306 (comdat_type_list): New variable.
1307 (dwarf_tag_name): Add DW_TAG_type_unit.
1308 (dwarf_attr_name): Add DW_AT_signature.
1309 (add_AT_data8): New function.
1310 (replace_child): New function.
1311 (move_all_children): New function.
1312 (print_signature): New function.
1313 (print_die): Print signature information; add dw_val_class_data8.
1314 (attr_checksum): Support dw_val_class_data8.
1315 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1316 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1317 (checksum_sleb128, checksum_uleb128): New functions.
1318 (checksum_die_context): New function.
1319 (loc_checksum_ordered): New function.
1320 (attr_checksum_ordered): New function.
1321 (struct checksum_attributes): New structure.
1322 (collect_checksum_attributes): New function.
1323 (die_checksum_ordered): New function.
1324 (generate_type_signature): New function.
1325 (same_dw_val_p): Add dw_val_class_data8.
1326 (is_symbol_die): Use new is_declaration_die function.
1327 (is_declaration_die): New function.
1328 (should_move_die_to_comdat): New function.
1329 (clone_die): New function.
1330 (clone_tree): New function.
1331 (clone_as_declaration): New function.
1332 (copy_declaration_context): New function.
1333 (generate_skeleton_ancestor_tree): New function.
1334 (generate_skeleton_bottom_up): New function.
1335 (generate_skeleton): New function.
1336 (remove_child_or_replace_with_skeleton): New function.
1337 (break_out_comdat_types): New function.
1338 (struct decl_table_entry): New type.
1339 (htab_decl_hash): New function.
1340 (htab_decl_eq): New function.
1341 (htab_decl_del): New function.
1342 (copy_ancestor_tree): New function.
1343 (copy_decls_walk): New function.
1344 (copy_decls_for_unworthy_types): New function.
1345 (build_abbrev_table): Don't assert on missing die_symbol when doing
1346 comdat type sections.
1347 (size_of_die): Use DW_FORM_sig8 for external references. Add
1349 (unmark_dies): Don't assert for unmarked dies when doing comdat
1351 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1352 (output_signature): New function.
1353 (output_die): Likewise.
1354 (output_compilation_unit_header): Mark output as DWARF version 3
1355 even if generating DWARF 4.
1356 (output_comdat_type_unit): New function.
1357 (output_line_info): Mark output as DWARF version 3 even if generating
1359 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1361 (dwarf2out_end_source_file): Likewise.
1362 (prune_unused_types_walk_attribs): Don't follow references into
1363 comdat type sections.
1364 (prune_unused_types_mark): When generating type units, do not mark
1365 children of non-defining declarations of types; do mark children of
1367 (prune_unused_types): Process comdat type sections.
1368 (htab_ct_hash): New function.
1369 (htab_ct_eq): New function.
1370 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1371 Add a pointer to the line table from type unit entries so
1372 DW_AT_decl_file has meaning.
1373 * varasm.c (default_elf_asm_named_section): Use identifier name as
1374 comdat key instead of lang hook.
1376 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1378 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1380 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1382 * config/i386/i386.md (SWIM248): New mode iterator.
1383 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1384 divmodhi4 patterns using SWIM248 macro.
1385 (*divmod<mode>4): Macroize insn_and_split pattern from
1386 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1387 and their corresponding splitters usign SWIM248 macro. Split SImode
1388 insn to generate cltd and DImode insn to generate cqto instead of
1389 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1390 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1391 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1392 *divmodsi_noext patterns using SWIM248 macro.
1393 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1394 udivmodhi4 patterns using SWIM248 macro.
1395 (*udivmod<mode>4): Macroize insn_and_split pattern from
1396 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1397 corresponding splitters using SWIM248 macro.
1398 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1399 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1401 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1403 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1404 of zero-sized element is zero-sized regardless of its extent.
1406 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1409 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1410 * configure: Regenerated.
1411 * config.in: Regenerated.
1412 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1413 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1414 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1415 not emitting .eh_frame, emit .cfi_sections .debug_frame
1420 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1421 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1423 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1424 vars use DECL_RTL with resetting it back to NULL afterwards.
1425 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1426 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1427 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1428 the attribute type allows it, otherwise use DW_FORM_dataN.
1429 (mem_loc_descriptor): Handle CONST_STRING.
1430 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1431 Handle MEM with CONST_STRING address using add_AT_string.
1432 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1433 CONST_STRING for const arrays initialized with a string literal.
1434 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1435 (dwarf2out_finish): Call resolve_addr.
1437 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1438 Maxim Kuvyrkov <maxim@codesourcery.com>
1440 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1442 2009-10-02 Nick Clifton <nickc@redhat.com>
1444 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1445 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1447 2009-10-01 Jan Hubicka <jh@suse.cz>
1449 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1450 (cgraph_create_virtual_clone): Just pass redirect_callers
1452 * cgraph.h (cgraph_clone_node): Update prototype.
1453 * ipa-pure-const.c (self_recursive_p): New function.
1454 (propagate): Use it.
1455 * ipa-inline.c (cgraph_clone_inlined_nodes,
1456 cgraph_decide_recursive_inlining): Update.
1458 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1460 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1461 instructions for TARGET_OCTEON.
1463 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1465 * config/arm/arm.c (arm_override_options): Turn off
1466 flag_dwarf2_cfi_asm for AAPCS variants.
1468 2009-10-01 Martin Jambor <mjambor@suse.cz>
1471 * tree-sra.c (convert_callers): Do not call
1472 compute_inline_parameters on one caller more than once.
1474 2009-10-01 Nick Clifton <nickc@redhat.com>
1476 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1477 an empty string if not already defined.
1479 2009-10-01 Martin Jambor <mjambor@suse.cz>
1482 * tree-sra.c (is_va_list_type): New function.
1483 (find_var_candidates): Call is_va_list_type.
1484 (find_param_candidates): Check that the type or the type pointed
1485 to are not va_list types.
1487 2009-10-01 Martin Jambor <mjambor@suse.cz>
1490 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1491 DECL_ARTIFICIAL (param_decl) is true.
1493 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1495 * tree.h (tree_decl_common::lang_flag_8): New.
1496 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1498 * c-common.h (RID_CONSTEXPR): New.
1500 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1502 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1503 Use ref-all pointers.
1504 (alpha_gimplify_va_arg): Ditto.
1506 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1509 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1510 before insn counting loop now that BB_END (bb) is counted. Ensure
1511 the return value isn't zero.
1513 2009-09-30 Nick Clifton <nickc@redhat.com>
1515 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1516 with separate definitions of c_target_objs and cxx_target_objs.
1517 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1519 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1520 sh_symbian_import_export_class.
1521 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1522 * config/sh/symbian.c: Delete, moving code into...
1523 * config/sh/symbian-base.c: ... here
1524 * config/sh/symbian-c.c: ... and here
1525 * config/sh/symbian-cxx.c: ... and here.
1527 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1530 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1531 of plus RTX into register.
1533 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1535 * doc/install.texi: Linguistic and markup fixes.
1536 (Configuration) <--disable-cpp>: Remove description.
1537 <--enable-maintainer-mode>: Autotools files are affected, too.
1538 <--with-sysroot>: Improve description.
1539 (Building): Bump required GNU make version.
1541 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1543 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1544 (x86_64-*-*): Ditto.
1546 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1547 intrinisics for FMA4.
1548 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1549 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1550 Add FMA4 check and fma4intrin.h.
1551 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1553 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1554 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1555 constant for FMA4 support.
1556 (UNSPEC_FMA4_FMADDSUB): Ditto.
1557 (UNSPEC_FMA4_FMSUBADD): Ditto.
1558 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1559 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1560 (ix86_expand_fma4_multiple_memory): Ditto.
1561 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1562 (OPTION_MASK_ISA_FMA4_UNSET): New.
1563 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1564 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1565 (ix86_handle_option): Handle -mfma4.
1566 (isa_opts): Handle -mfma4.
1567 (enum pta_flags): Add PTA_FMA4.
1568 (override_options): Add FMA4 support.
1569 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1570 (IX86_BUILTIN_VFMADDSD): Ditto.
1571 (IX86_BUILTIN_VFMADDPS): Ditto.
1572 (IX86_BUILTIN_VFMADDPD): Ditto.
1573 (IX86_BUILTIN_VFMSUBSS): Ditto.
1574 (IX86_BUILTIN_VFMSUBSD): Ditto.
1575 (IX86_BUILTIN_VFMSUBPS): Ditto.
1576 (IX86_BUILTIN_VFMSUBPD): Ditto.
1577 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1578 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1579 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1580 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1581 (IX86_BUILTIN_VFNMADDSS): Ditto.
1582 (IX86_BUILTIN_VFNMADDSD): Ditto.
1583 (IX86_BUILTIN_VFNMADDPS): Ditto.
1584 (IX86_BUILTIN_VFNMADDPD): Ditto.
1585 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1586 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1587 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1588 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1589 (IX86_BUILTIN_VFMADDPS256): Ditto.
1590 (IX86_BUILTIN_VFMADDPD256): Ditto.
1591 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1592 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1593 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1594 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1595 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1596 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1597 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1598 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1599 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1600 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1601 (enum multi_arg_type): New enum for describing the various FMA4
1602 intrinsic argument types.
1603 (bdesc_multi_arg): New table for FMA4 intrinsics.
1604 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1605 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1607 (ix86_expand_builtin): Add FMA4 intrinsic support.
1608 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1609 operand instructions.
1610 (ix86_expand_fma4_multiple_memory): New function to split the
1611 second memory reference from FMA4 instructions.
1612 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1613 (ssemodesuffixf2s): Ditto.
1614 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1616 (fma4_fmsub<mode>4): Ditto.
1617 (fma4_fnmadd<mode>4): Ditto.
1618 (fma4_fnmsub<mode>4): Ditto.
1619 (fma4_vmfmadd<mode>4): Ditto.
1620 (fma4_vmfmsub<mode>4): Ditto.
1621 (fma4_vmfnmadd<mode>4): Ditto.
1622 (fma4_vmfnmsub<mode>4): Ditto.
1623 (fma4_fmadd<mode>4256): Ditto.
1624 (fma4_fmsub<mode>4256): Ditto.
1625 (fma4_fnmadd<mode>4256): Ditto.
1626 (fma4_fnmsub<mode>4256): Ditto.
1627 (fma4_fmaddsubv8sf4): Ditto.
1628 (fma4_fmaddsubv4sf4): Ditto.
1629 (fma4_fmaddsubv4df4): Ditto.
1630 (fma4_fmaddsubv2df4): Ditto.
1631 (fma4_fmsubaddv8sf4): Ditto.
1632 (fma4_fmsubaddv4sf4): Ditto.
1633 (fma4_fmsubaddv4df4): Ditto.
1634 (fma4_fmsubaddv2df4): Ditto.
1635 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1636 instructions for intrinsics.
1637 (fma4i_fmsub<mode>4): Ditto.
1638 (fma4i_fnmadd<mode>4): Ditto.
1639 (fma4i_fnmsub<mode>4): Ditto.
1640 (fma4i_vmfmadd<mode>4): Ditto.
1641 (fma4i_vmfmsub<mode>4): Ditto.
1642 (fma4i_vmfnmadd<mode>4): Ditto.
1643 (fma4i_vmfnmsub<mode>4): Ditto.
1644 (fma4i_fmadd<mode>4256): Ditto.
1645 (fma4i_fmsub<mode>4256): Ditto.
1646 (fma4i_fnmadd<mode>4256): Ditto.
1647 (fma4i_fnmsub<mode>4256): Ditto.
1648 (fma4i_fmaddsubv8sf4): Ditto.
1649 (fma4i_fmaddsubv4sf4): Ditto.
1650 (fma4i_fmaddsubv4df4): Ditto.
1651 (fma4i_fmaddsubv2df4): Ditto.
1652 (fma4i_fmsubaddv8sf4): Ditto.
1653 (fma4i_fmsubaddv4sf4): Ditto.
1654 (fma4i_fmsubaddv4df4): Ditto.
1655 (fma4i_fmsubaddv2df4): Ditto.
1657 * doc/invoke.texi (-mfma4): Add documentation.
1658 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1660 2009-09-29 Richard Henderson <rth@redhat.com>
1662 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1663 an edge to the new destination block.
1665 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1668 * pa.c (hppa_profile_hook): Use
1669 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1671 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1672 Alexander Monakov <amonakov@ispras.ru>
1675 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1676 (not_postinc_memory_operand): New.
1677 (not_postinc_move_operand): New.
1678 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1679 (*cmovsi_internal): Ditto.
1681 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1683 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1684 restrict issue_rate in first pass when scheduling for register
1687 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1688 Rafael Avila de Espindola <espindola@google.com>
1690 * gengtype.c (plugin_output): New.
1691 (get_output_file_with_visibility): Return plugin_output for plugins.
1692 (main): Parse and use the -P option.
1693 * gty.texi: Update the command line format.
1695 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1698 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1700 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1701 out if !const_ok_for_output.
1704 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1705 case VAR_LOCATION>: Remove gcc_unreachable ().
1707 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1709 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1710 (x86_64-*-*): Ditto.
1711 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1712 back to smmintrin.h.
1713 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1714 * config/i386/x86intrin.h: Remove SSE5.
1715 * config/i386/mmintrin-common.h: Delete file.
1716 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1718 2009-09-29 Richard Guenther <rguenther@suse.de>
1720 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1721 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1723 2009-09-29 Nick Clifton <nickc@redhat.com>
1725 * function.c (current_function_name): If there is no current
1726 function just return "<none>".
1728 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1730 * tree-pass.h (register_pass_info): New structure.
1731 (pass_positioning_ops): Move enum from gcc-plugin.h.
1732 (register_pass): New function.
1733 * gcc-plugin.h (plugin_pass): Delete structure.
1734 (pass_positioning_ops): Delete enum.
1735 * plugin.c (regsiter_pass): Delete function.
1736 (position_pass): Delete function.
1737 (added_pass_nodes): Delete variable.
1738 (prev_added_pass_nodes): Delete variable.
1739 (pass_list_node): Delete structure.
1740 * passes.c (make_pass_instance): New function.
1741 (next_pass_1): Change to call make_pass_instance.
1742 (pass_list_node): Move structure from gcc-plugin.h.
1743 (added_pass_nodes): Move variable from plugin.c.
1744 (prev_added_pass_nodes): Move variable from plugin.c.
1745 (position_pass): New function.
1746 (register_pass): New function.
1748 2009-09-28 Easwaran Raman <eraman@google.com>
1750 * ifcvt.c (noce_try_abs): Recognize pattern and call
1751 expand_one_cmpl_abs_nojump.
1752 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1753 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1755 2009-09-28 Ian Lance Taylor <iant@google.com>
1758 * c-opts.c (c_common_handle_option): Don't set
1759 warn_jump_misses_init for -Wall.
1760 * doc/invoke.texi (Warning Options): Update documentation.
1762 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1764 * Makefile.in ($(out_object_file)): Depend on
1765 gt-$(basename $(notdir $(out_file))).h.
1767 2009-09-28 Richard Henderson <rth@redhat.com>
1769 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1770 * except.c (gen_eh_region): Set it.
1771 (duplicate_eh_regions_1): Copy it.
1772 * tree-eh.c (lower_resx): Use it to determine which function
1775 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1776 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1777 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1778 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1779 BUILT_IN_CXA_END_CLEANUP if necessary.
1781 * c-common.c (c_define_builtins): Update call to
1782 build_common_builtin_nodes.
1784 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1786 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1788 2009-09-28 Michael Matz <matz@suse.de>
1790 * builtins.c (interclass_mathfn_icode): New helper.
1791 (expand_builtin_interclass_mathfn): Use it here, and split folding
1793 (fold_builtin_interclass_mathfn): ... this new folder.
1794 (build_call_nofold_loc): New static helper.
1795 (build_call_nofold): New wrapper macro for above.
1796 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1797 (expand_builtin_pow): Ditto.
1798 (expand_builtin_memset_args): Ditto.
1799 (expand_builtin_printf): Ditto.
1800 (expand_builtin_fprintf): Ditto.
1801 (expand_builtin_sprintf): Ditto.
1802 (expand_builtin_memory_chk): Ditto.
1803 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1804 (expand_builtin_stpcpy): Ditto.
1805 (expand_builtin_strcmp): Ditto.
1806 (expand_builtin_strncmp): Ditto.
1807 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1808 (expand_builtin_strcpy_args): Don't call folders.
1809 (expand_builtin_memcmp): Ditto.
1810 (expand_builtin_strncpy): Ditto, and use target.
1811 (expand_builtin_memcpy): Ditto.
1812 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1813 expand_builtin_strpbrk, expand_builtin_memmove,
1814 expand_builtin_memmove_args, expand_builtin_bcopy,
1815 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1816 expand_builtin_strspn, expand_builtin_strcspn,
1817 expand_builtin_fputs): Remove these.
1818 (expand_builtin): Don't call the above, change calls to other
1819 expanders that changed prototype.
1820 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1821 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1822 fold_builtin_interclass_mathfn.
1823 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1824 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1826 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1827 * passes.c (init_optimization_passes): Move pass_fold_builtins
1828 after last phiopt pass.
1829 * tree-inline.c (fold_marked_statements): When folding builtins
1830 iterate over all instruction potentially generated.
1831 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1833 (fold_gimple_call): Use it to always fold calls (into potentially
1834 multiple instructions).
1835 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1836 calls into zero at this time.
1837 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1838 statements generated by builtin folding.
1840 2009-09-28 Nick Clifton <nickc@redhat.com>
1842 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1844 2009-09-28 Duncan Sands <baldrick@free.fr>
1846 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1847 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1848 (register_callback): Dispatch it.
1849 (invoke_plugin_callbacks): Incorporate in sanity check.
1850 * ggc.h (ggc_register_cache_tab): Add declaration.
1851 * ggc-common.c (ggc_register_root_tab): Simplify.
1852 (const_ggc_cache_tab_t): New typedef.
1853 (extra_cache_vec): New vector of dynamically added cache tables.
1854 (ggc_register_cache_tab): New function.
1855 (ggc_scan_cache_tab): New function.
1856 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1857 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1859 2009-09-27 Richard Henderson <rth@redhat.com>
1861 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1862 which we remove __builtin_stack_restore.
1864 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1866 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1867 to test for GRD_INVARIANT.
1868 (simple_rhs_p): Anything that's function_invariant_p is fine.
1870 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1872 * gengtype.c (main): Use plunge_files instead of plugin_output.
1874 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1875 Rafael Avila de Espindola <espindola@google.com>
1877 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1878 Don't print pch related info if it is false.
1879 (main): Don't print pch info in plugin mode.
1881 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1883 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1884 with dw_val_class_const_double.
1885 (struct dw_val_struct): Replace val_long_long with val_double and
1886 adjust for above change.
1887 (output_loc_operands): Likewise.
1888 (add_AT_long_long): Rename into...
1889 (add_AT_double): ...this.
1890 (print_die): Replace dw_val_class_long_long with
1891 dw_val_class_const_double and adjust.
1892 (attr_checksum): Likewise.
1893 (same_dw_val_p): Likewise.
1894 (size_of_die): Likewise.
1895 (value_format): Likewise.
1896 (output_die): Likewise.
1897 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1898 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1899 instead of add_AT_long_long.
1900 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1901 value with the precision of its type.
1903 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1906 * c-typeck.c (build_conditional_expr): Use the readonly and
1907 volatile flags of the operand types, not of the operands itself.
1909 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1911 * collect2.c (main): Look for -brtl before adding libraries.
1913 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1915 * config.gcc: Update OpenBSD targets.
1916 * config/openbsd-stdint.h: New file.
1917 * config/openbsd-libpthread.h: New file.
1918 * config/openbsd.h: Update and break out LIB_SPEC definition.
1919 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1920 * config/i386/openbsdelf.h: Correct types.
1921 * config/m68k/openbsd.h: Likewise.
1922 * config/mips/openbsd.h: Likewise.
1923 * config/vax/openbsd.h: Likewise.
1925 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1927 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1928 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1929 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1930 of the length and zero.
1932 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1934 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1935 (FLAGS_H): Add options.h $(REAL_H).
1936 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1937 (TREE_VECTORIZER_H): New.
1938 (EBITMAP_H): Renamed from EBIMAP_H.
1939 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1940 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1941 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1942 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1943 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1944 (graphite-clast-to-gimple.o, graphite-dependences.o)
1945 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1946 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1947 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1948 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1949 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1950 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1951 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1952 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1953 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1954 updated and fixed as per above changes and per
1955 check_makefile_deps.sh output.
1958 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1959 * configure: Regenerate.
1961 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1963 * doc/install.texi: Update minimum MPC version to 0.7.
1965 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1967 * doc/install.texi (Binaries): Remove reference to the binary
1968 distribution CD-ROM from the FSF.
1970 2009-09-26 Michael Matz <matz@suse.de>
1974 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1975 that are mentioned in the body.
1977 2009-09-26 Michael Matz <matz@suse.de>
1979 PR tree-optimization/41454
1980 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1981 (tree_ssa_dominator_optimize): Don't allocate and free it.
1982 (dom_opt_leave_block): Don't iterate over it.
1983 (eliminate_redundant_computations): Don't return a value.
1984 (cprop_operand, cprop_into_stmt): Ditto.
1985 (optimize_stmt): Don't defer updating stmts.
1987 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1989 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1990 generic_parameter_die, template_parameter_pack_die,
1991 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1992 renaming DW_TAG_formal_parameter_pack and
1993 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1994 and DW_TAG_GNU_template_parameter_pack.
1996 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1998 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1999 * config/v850/v850.c (v850_function_value): New function.
2000 (TARGET_FUNCTION_VALUE): Define.
2002 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2004 * tree-vect-stmts.c (vectorizable_call): Call
2005 mark_symbols_for_renaming after vect_finish_stmt_generation.
2007 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2008 to loc_descriptor_from_tree.
2009 (add_location_or_const_value_attribute): Pass 0 instead of 2
2010 for decl_by_reference_p decls.
2012 2009-09-25 Richard Guenther <rguenther@suse.de>
2015 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2018 2009-09-25 Ben Elliston <bje@au.ibm.com>
2020 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2023 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2025 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2026 form of instruction.
2028 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2031 * fold-const.c (const_binop): Handle complex int division.
2032 * tree-complex.c (expand_complex_div_straight,
2033 expand_complex_div_wide): Update comments.
2035 2009-09-24 DJ Delorie <dj@redhat.com>
2038 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2039 (reg_class): Likewise.
2040 (REG_CLASS_NAMES): Likewise.
2041 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2042 (m32c_override_options): Disable -fivopts for M32C.
2044 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2046 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2047 Delete VSX load/store with update support.
2048 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2049 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2053 (VStype_load_update): Ditto.
2054 (VStype_store_update): Ditto.
2055 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2056 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2058 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2059 load/store with update builtins.
2061 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2063 * libgcc2.c (L_trampoline): Prototype for getpagesize
2064 and mprotect in WINNT case.
2066 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2068 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2069 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2070 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2071 'outgoing' argument.
2072 (TARGET_FUNCTION_VALUE): Define.
2074 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2076 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2078 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2081 * common.opt: Initialize dwarf_strict to -1.
2082 * toplev.c (process_options): Catch unset dwarf_strict
2083 and set to 0 for all targets not overriding.
2084 * config/darwin.c (darwin_override_options): Catch unset
2085 dwarf_strict and override to 1.
2087 2009-09-24 Jeff Law <law@redhat.com>
2089 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2091 2009-09-24 Richard Guenther <rguenther@suse.de>
2093 PR tree-optimization/36143
2094 PR tree-optimization/38747
2095 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2096 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2098 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2101 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2102 return false instead of gcc_unreachable (). For CONST return the
2103 value returned by recursive call instead of always returning true.
2104 (tree_add_const_value_attribute): Return the value returned by
2105 add_const_value_attribute instead of always returning true if rtl
2108 2009-09-23 Justin Seyster <jrseys@gmail.com>
2110 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2112 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2114 * cgraphunit.c (cgraph_lower_function): Revert last change.
2115 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2116 instead of DECL_NO_STATIC_CHAIN.
2117 * tree-cfg.c (verify_gimple_call): Likewise.
2118 * tree-nested.c (get_chain_decl, get_chain_field,
2119 convert_tramp_reference_op, convert_gimple_call): Likewise.
2120 (convert_all_function_calls): Likewise. Always set or clear
2121 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2122 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2123 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2125 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2126 DECL_NO_STATIC_CHAIN.
2127 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2128 instead of DECL_NO_STATIC_CHAIN.
2129 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2130 decl_function_context.
2131 * varasm.c (initializer_constant_valid_p): Likewise.
2132 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2133 (DECL_STATIC_CHAIN): ... this.
2134 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2135 instead of DECL_NO_STATIC_CHAIN.
2137 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2138 Rafael Avila de Espindola <espindola@google.com>
2140 * gengtype.c (nb_plugin_files): Make it unsigned to match
2141 num_gt_files. Adjust other variables to avoid warnings.
2142 (main): Allocate an all zero lang_bitmap before each plugin file name
2143 to match regular file names.
2145 2009-09-23 Richard Henderson <rth@redhat.com>
2147 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2148 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2149 static chain passed in memory.
2150 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2151 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2152 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2153 STATIC_CHAIN_REGNUM defined.
2155 * config/picochip/picochip-protos.h: s/class/klass/.
2156 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2157 (picochip_static_chain): New.
2158 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2159 (STATIC_CHAIN_INCOMING): Remove.
2161 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2162 (xtensa_static_chain): New.
2163 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2164 (STATIC_CHAIN_INCOMING): Remove.
2166 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2168 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2169 * config/pa/pa-protos.h (function_value): Remove.
2170 * config/pa/pa.c (pa_function_value): Rename from function_value.
2171 Make static, add 'outgoing' argument.
2172 (TARGET_FUNCTION_VALUE): Define.
2174 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2176 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2177 instead of cfun->machine->is_leaf.
2178 * config/avr/avr.h (machine_function): Remove is_leaf field.
2180 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2183 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2184 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2185 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2186 the same size, prefer DW_OP_stack_value.
2187 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2188 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2190 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2193 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2195 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2198 * cfgexpand.c (convert_debug_memory_address): New.
2199 (expand_debug_expr): Convert base address and offset to the same
2200 mode. Use it to convert addresses to other modes. Accept
2203 2009-09-23 Richard Guenther <rguenther@suse.de>
2205 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2206 produced for bigendian targets with promoted subregs.
2208 2009-09-23 Richard Guenther <rguenther@suse.de>
2210 * value-prof.c (gimple_ic): Purge old EH edges only after building
2213 2009-09-23 Nick Clifton <nickc@redhat.com>
2215 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2217 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2220 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2223 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2224 on non-nested functions.
2226 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2227 Jan Hubicka <jh@suse.cz>
2229 * dwarf2out.c (loc_list_plus_const): Only define if
2230 DWARF2_DEBUGGING_INFO.
2231 (address_of_int_loc_descriptor): Likewise.
2234 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2236 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2239 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2240 constant is more than zero.
2242 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2245 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2246 call final to emit non-scheduled prologue, instead insert at entry.
2248 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2249 Joseph S. Myers <joseph@codesourcery.com>
2251 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2253 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2254 Rafael Avila de Espindola <espindola@google.com>
2256 * gengtype.c (is_file_equal): New function.
2257 (close_output_files): Use is_file_equal. Free of->buf.
2259 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2260 Rafael Avila de Espindola <espindola@google.com>
2262 * gengtype.c (write_types, write_local): Add the output_header
2263 argument. Update all callers.
2265 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2267 * dwarf2out.c (template_parameter_pack_die,
2268 gen_formal_parameter_pack_die ): New functions.
2269 (make_ith_pack_parameter_name): Remove this function.
2270 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2271 DW_TAG_formal_parameter_pack.
2272 (gen_generic_params_dies): Represent each template parameter pack
2273 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2274 represented by usual DW_TAG_template_*_parameter DIEs that are
2275 children of the DW_TAG_template_parameter_pack element DIE.
2276 (generic_parameter_die): This doesn't deal with parameter pack
2277 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2278 of parameter pack DIEs.
2279 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2280 in certain cases, e.g. for pack elements.
2281 (gen_formal_types_die, gen_decl_die): Adjust usage of
2282 gen_formal_parameter_die.
2283 (gen_subprogram_die): Represent each function parameter pack by a
2284 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2285 represented by usual DW_TAG_formal_parameter DIEs that are children
2286 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2287 ____builtin_va_alist decls as no part of the compiler uses those
2289 * langhooks.h (struct lang_hooks_for_decls): Add
2290 function_parm_expanded_from_pack_p, get_generic_function_decl
2291 and function_parameter_pack_p hooks. Fix comment for
2292 get_innermost_generic_parms hook.
2293 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2294 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2295 macros and use them to initialize lang_hook.
2297 2009-09-22 Richard Henderson <rth@redhat.com>
2299 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2300 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2301 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2302 on TRAMPOLINE_TEMPLATE.
2303 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2304 TRAMPOLINE_ADJUST_ADDRESS.
2305 * targhooks.c (default_asm_trampoline_template): Remove.
2306 (default_trampoline_adjust_address): Remove.
2307 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2308 * targhooks.h: Update decls.
2310 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2312 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2313 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2314 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2316 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2319 * reload1.c (reload): Reset debug insns with pseudos without
2322 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2324 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2325 unconditional true for decimal float modes.
2326 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2327 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2329 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2331 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2332 Enable a new case for __FreeBSD__ >= 7.
2333 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2334 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2335 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2336 and USE_LD_AS_NEEDED.
2338 * doc/install.texi (*-*-freebsd*): Update target information.
2340 2009-09-22 Richard Guenther <rguenther@suse.de>
2343 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2344 arrays really properly.
2346 2009-09-22 Richard Henderson <rth@redhat.com>
2349 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2350 calls.static_chain, calls.trampoline_init,
2351 calls.trampoline_adjust_address.
2352 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2353 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2354 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2355 * builtins.c (expand_builtin_setjmp_receiver): Use
2356 targetm.calls.static_chain; only clobber registers.
2357 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2358 set up memory attributes properly for the trampoline block.
2359 (expand_builtin_adjust_trampoline): Use
2360 targetm.calls.trampoline_adjust_address.
2361 * calls.c (prepare_call_address): Add fndecl argument. Use
2362 targetm.calls.static_chain.
2363 * df-scan.c (df_need_static_chain_reg): Remove.
2364 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2365 consolodate static chain handling.
2366 * doc/tm.texi: Document new hooks.
2367 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2368 (init_emit_regs): Don't initialize them.
2369 * expr.h (prepare_call_address): Update decl.
2370 * final.c (profile_function): Use targetm.calls.static_chain.
2371 * function.c (expand_function_start): Likewise.
2372 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2373 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2374 only clobber registers.
2375 * targhooks.c (default_static_chain): New.
2376 (default_asm_trampoline_template, default_trampoline_init): New.
2377 (default_trampoline_adjust_address): New.
2378 * targhooks.h: Declare them.
2379 * varasm.c (assemble_trampoline_template): Use
2380 targetm.asm_out.trampoline_template. Make the memory block const
2383 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2384 alpha_initialize_trampoline. Make static. Merge VMS parameter
2385 differences into the TARGET_ABI_OPEN_VMS code block.
2386 (TARGET_TRAMPOLINE_INIT): New.
2387 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2388 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2389 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2390 (INITIALIZE_TRAMPOLINE): Remove.
2392 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2393 (TRAMPOLINE_TEMPLATE): Merge with ...
2394 (INITIALIZE_TRAMPOLINE): ... this and move ...
2395 * config/arc/arc.c (arc_trampoline_init): ... here.
2396 (TARGET_TRAMPOLINE_INIT): New.
2398 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2399 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2400 (arm_asm_trampoline_template): New.
2401 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2402 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2403 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2404 code to arm_asm_trampoline_template.
2405 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2406 arm_trampoline_adjust_address.
2407 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2408 adjust for target hook parameters.
2410 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2413 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2414 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2415 (bfin_trampoline_init): Rename from initialize_trampoline;
2416 make static; update for target hook parameters.
2417 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2418 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2419 bfin_asm_trampoline_template.
2420 (INITIALIZE_TRAMPOLINE): Remove.
2422 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2423 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2424 cris_trampoline_init): New.
2425 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2426 cris_asm_trampoline_template.
2427 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2428 adjust for target hook parameters.
2430 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2432 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2433 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2434 fr30_trampoline_init): New.
2435 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2436 fr30_asm_trampoline_template.
2437 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2438 adjust for target hook parameters.
2440 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2441 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2442 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2443 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2444 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2446 * config/h8300/h8300.c (h8300_trampoline_init): New.
2447 (TARGET_TRAMPOLINE_INIT): New.
2448 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2449 to h8300_trampoline_init and adjust for hook parameters.
2451 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2452 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2453 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2454 make static; adjust for hook parameters.
2455 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2457 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2458 (TARGET_TRAMPOLINE_INIT): New.
2459 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2460 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2461 iq2000_asm_trampoline_template.
2462 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2463 (TRAMPOLINE_CODE_SIZE): New.
2464 (TRAMPOLINE_SIZE): Use it.
2465 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2467 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2468 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2469 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2470 adjust for hook parameters.
2471 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2473 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2474 (m32r_trampoline_init): New.
2475 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2476 m32r_trampoline_init.
2478 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2479 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2480 make static; update for hook parameters.
2481 * config/m68hc11/m68hc11-protos.h: Update.
2482 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2484 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2485 (TARGET_TRAMPOLINE_INIT): New.
2486 (mcore_function_value): Fix typo.
2487 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2488 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2489 to mcore_asm_trampoline_template.
2490 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2492 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2493 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2494 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2495 update for hook parameters.
2496 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2498 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2499 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2500 mips_trampoline_init): New.
2501 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2502 mips_asm_trampoline_template.
2503 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2504 update for hook parameters.
2506 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2507 (TARGET_TRAMPOLINE_INIT): New.
2508 (mmix_trampoline_size): Remove.
2509 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2510 make static. Remove out-of-date tetra vs octa comment.
2511 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2512 make static; update for hook parameters.
2513 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2514 (INITIALIZE_TRAMPOLINE): Remove.
2515 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2516 (TRAMPOLINE_ALIGNMENT): New.
2517 * gcc/config/mmix/mmix-protos.h: Update.
2519 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2520 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2521 mn10300_trampoline_init): New.
2522 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2523 mn10300_asm_trampoline_template.
2524 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2526 * config/moxie/moxie.c (moxie_static_chain,
2527 moxie_asm_trampoline_template, moxie_trampoline_init,
2528 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2529 TARGET_TRAMPOLINE_INIT): New.
2530 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2531 moxie_trampoline_init.
2532 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2533 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2535 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2536 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2537 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2538 pa_trampoline_adjust_address): New.
2539 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2540 pa_asm_trampoline_template.
2541 (TRAMPOLINE_ALIGNMENT): New.
2542 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2543 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2544 adjust for hook parameters.
2545 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2547 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2548 (TARGET_TRAMPOLINE_INIT): New.
2549 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2550 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2552 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2554 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2555 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2556 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2557 make static; adjust parameters for the hook.
2558 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2560 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2561 s390_trampoline_template; make static.
2562 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2563 make static; adjust for target hook.
2564 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2565 * config/s390/s390-protos.h: Remove trampoline decls.
2566 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2567 (TRAMPOLINE_TEMPLATE): Remove.
2568 (TRAMPOLINE_ALIGNMENT): New.
2570 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2571 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2572 (TARGET_TRAMPOLINE_INIT): New.
2573 (score_asm_trampoline_template): New.
2574 (score_trampoline_init): Rename from score_initialize_trampoline;
2575 make static; adjust for hook parameters.
2576 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2577 score[37]_asm_trampoline_template.
2578 (INITIALIZE_TRAMPOLINE): Remove.
2579 * config/score/score3.c (score3_asm_trampoline_template): New.
2580 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2581 adjust for target hook.
2582 * config/score/score7.c (score7_asm_trampoline_template): New.
2583 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2584 adjust for target hook.
2585 * config/score/score3.h, config/score/score7.h: Update.
2587 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2588 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2589 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2590 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2591 make static; adjust for target hook parameters.
2592 (sh_trampoline_adjust_address): New.
2593 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2594 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2596 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2597 (sparc32_initialize_trampoline): Rename from
2598 sparc_initialize_trampoline; make static; replace tramp parameter
2599 with m_tramp and update memory accesses.
2600 (sparc64_initialize_trampoline): Similarly.
2601 (sparc_trampoline_init): New.
2602 * config/sparc/sparc-protos.h: Remove trampoline decls.
2603 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2604 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2606 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2607 (array_to_constant): Make ARR parameter const.
2608 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2609 make static; update for hook parameters.
2610 * config/spu/spu-protos.h: Update decls.
2611 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2613 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2614 from xstormy16_initialize_trampoline; make static; update for
2616 (TARGET_TRAMPOLINE_INIT): New.
2617 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2619 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2620 (TARGET_TRAMPOLINE_INIT): New.
2621 (v850_can_eliminate): Make static.
2622 (v850_asm_trampoline_template, v850_trampoline_init): New.
2623 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2624 v850_asm_trampoline_template.
2625 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2626 and adjust for target hook parameters.
2628 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2629 (TARGET_TRAMPOLINE_INIT): New.
2630 (vax_asm_trampoline_template, vax_trampoline_init): New.
2631 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2632 vax_asm_trampoline_template.
2633 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2635 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2636 (TARGET_TRAMPOLINE_INIT): New.
2637 (xtensa_asm_trampoline_template): Rename from
2638 xtensa_trampoline_template; make static.
2639 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2640 make static; update for hook parameters.
2641 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2642 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2643 (INITIALIZE_TRAMPOLINE): Remove.
2645 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2646 error for nested functions with regparm=3.
2647 (ix86_compute_frame_layout): Adjust frame pointer offset for
2648 ix86_static_chain_on_stack.
2649 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2650 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2651 don't reset to UNITS_PER_WORD.
2652 (ix86_emit_leave): Adjust ix86_cfa_state.
2653 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2654 (ix86_static_chain): New.
2655 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2656 make static; update for target hook parameters; use ix86_static_chain.
2657 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2658 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2659 (INITIALIZE_TRAMPOLINE): Remove.
2660 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2661 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2662 to the end. Add static_chain_on_stack.
2663 (ix86_static_chain_on_stack): New.
2665 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2666 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2667 (m68k_trampoline_init): New.
2668 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2669 m68k_trampoline_init and adjust for hook parameters.
2670 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2671 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2673 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2675 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2676 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2678 * reload1.c (reload): Call wrap_constant when substituting
2679 reg for equiv inside of DEBUG_INSNs.
2682 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2683 add_call_src_coords_attributes, add_high_low_attributes,
2684 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2685 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2686 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2687 when -gdwarf-2 -gstrict-dwarf.
2688 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2689 -gdwarf-[23] -gstrict-dwarf.
2690 (address_of_int_loc_descriptor, loc_descriptor,
2691 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2692 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2693 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2695 2009-09-22 Richard Guenther <rguenther@suse.de>
2697 PR tree-optimization/41428
2698 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2699 (ccp_finalize): Pass it to substitute_and_fold.
2701 2009-09-22 Richard Guenther <rguenther@suse.de>
2703 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2704 (substitute_and_fold): Adjust prototype.
2705 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2706 (simplify_stmt_using_ranges): Likewise.
2707 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2708 (vrp_fold_stmt): New function.
2709 (vrp_finalize): Pass it to substitute_and_fold.
2710 * tree-flow.h (vrp_evaluate_conditional): Remove.
2711 (simplify_stmt_using_ranges): Likewise.
2712 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2713 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2714 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2716 (fold_predicate_in): Move to tree-vrp.c.
2717 (substitute_and_fold): Use the callback instead of calling into
2718 tree-vrp.c functions directly.
2720 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2722 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2723 comparison warning on rs6000.
2726 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2727 GIMPLE_EH_MUST_NOT_THROW cleanup.
2728 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2730 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2733 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2734 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2735 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2736 libSystem which is derived from the gcc 4.2.1 unwinder.
2738 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2741 * varasm.c (default_encode_section_info): Copy TLS model into
2742 sym_ref flags regardless of backend support for TLS, for all
2743 model types except TLS_MODEL_EMULATED.
2745 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2748 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2749 we can handle it correctly.
2751 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2753 * doc/install.texi (os2): Remove section.
2755 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2757 * doc/standards.texi (Objective-C): Adjust two URLs.
2759 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2761 * tree-tailcall.c (process_assignment): Don't check if a
2762 multiplication or an addition are already present.
2763 (find_tail_calls): Combine multiple additions and multiplications.
2764 (adjust_accumulator_values): Emit accumulators.
2766 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2768 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2769 xmm register restore.
2771 2009-09-21 Jan Hubicka <jh@suse.cz>
2773 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2774 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2777 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2779 * stor-layout.c (layout_type): Remove obsolete code.
2781 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2784 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2786 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2789 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2790 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2791 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2792 * fold-const.c (const_binop): Likewise.
2793 * real.h (do_mpc_arg2): Update prototype.
2795 2009-09-20 Jan Hubicka <jh@suse.cz>
2797 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2798 (add_location_or_const_value_attribute): Rewrite using
2800 (tree_add_const_value_attribute): Return true if successful.
2801 (tree_add_const_value_attribute_for_decl): Likewise.
2803 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2804 (loc_descriptor): ... here;
2805 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2806 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2807 pool items that was not marked for output.
2808 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2809 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2810 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2811 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2812 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2813 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2814 DW_OP_stack_value to get address of items that are not available
2816 (dw_loc_list): Handle single element lists correctly.
2818 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2819 Pascal Obry <obry@adacore.com>
2821 * unwind-dw2-fde.c (classify_object_over_fdes):
2822 Cast the constant 1 to _Unwind_Ptr.
2823 (add_fdes): Likewise.
2824 (linear_search_fdes): Likewise.
2826 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2828 * stor-layout.c (set_sizetype): Avoid useless type copy.
2830 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2832 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2834 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2835 * configure, config.in: Regenerate.
2836 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2838 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2839 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2840 for global data if the output could be used in a shared library.
2841 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2842 to 0 if TARGET_WRITABLE_EH_FRAME.
2844 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2846 PR rtl-optimization/39886
2847 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2848 just when insn is equal to BB_END (bb).
2850 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2852 * config/mips/mips.opt (mrelax-pic-calls): New option.
2853 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2855 (mips_unspec_call): Change "unspec_call" expander into this.
2856 (mips_strip_unspec_call): New function.
2857 (mips_got_load): Call mips_unspec_call instead of
2858 gen_unspec_call<mode>.
2859 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2861 (mips_cfg_in_reorg): New function.
2862 (mips16_lay_out_constants): Use it to decide whether to call
2863 CFG-aware insn splitting.
2864 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2865 mips_reorg. Move DF set-up code from here ...
2866 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2868 (mips_reorg): Call mips_df_reorg instead of
2869 r10k_insert_cache_barriers. Move CFG set-up code here from
2870 r10k_insert_cache_barriers.
2871 (mips_call_expr_from_insn): New function.
2872 (mips_pic_call_symbol_from_set): Likewise.
2873 (mips_find_pic_call_symbol): Likewise.
2874 (mips_annotate_pic_call_expr): Likewise.
2875 (mips_get_pic_call_symbol): Likewise.
2876 (mips_annotate_pic_calls): Likewise.
2877 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2879 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2880 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2881 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2883 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2884 (unspec_call<mode>): Remove it.
2885 (sibcall_internal, sibcall_value_internal,
2886 sibcall_value_multiple_internal, call_internal, call_split,
2887 call_value_internal, call_value_split,
2888 call_value_multiple_internal, call_value_multiple_split): Pass
2889 SIZE_OPNO to MIPS_CALL.
2890 (call_internal_direct, call_direct_split,
2891 call_value_internal_direct, call_value_direct_split): Pass -1 as
2892 SIZE_OPNO to MIPS_CALL.
2893 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2894 * configure: Regenerate.
2895 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2896 and -mno-relax-pic-calls.
2897 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2899 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2902 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2903 in the directory this rule is called from, rather than the
2904 toplevel 'gcc' directory, to fix in-tree build.
2906 2009-09-19 Chris Demetriou <cgd@google.com>
2908 PR preprocessor/28435:
2909 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2910 to cpplib that the preprocessor output is needed.
2912 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2914 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2915 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2916 *return_and_restore_fpregs_<mode>,
2917 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2920 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2921 instead of assuming it has always a REG inside of it.
2923 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2925 * config/freebsd.h: Update comment on types.
2926 (WINT_TYPE): Define.
2928 2009-09-18 Jason Merrill <jason@redhat.com>
2930 * c.opt: Add -fno-deduce-init-list.
2932 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2934 * value-prof.c (interesting_stringop_to_profile_p): Added output
2935 argument to indicate which parameter is the size parameter.
2936 * value-prof.c (gimple_stringop_fixed_value): Use
2937 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2938 * value-prof.c (gimple_stringops_transform): Update call sites to
2939 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2941 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2944 From David Binderman <dcb314@hotmail.com>:
2945 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2946 local variable f. Remove stale comments.
2947 (ix86_compute_frame_layout): Remove useless local variable total_size.
2948 Remove #if 0'd code.
2949 (legitimate_address_p): Remove useless local variables
2950 reason_rtx and reason.
2951 (ix86_split_copysign_const): Remove useless local variable op1.
2952 (scale_counter): Remove useless local variable piece_size_mask.
2954 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2956 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2959 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2962 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2964 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2966 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2969 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2971 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2972 DW_OP_implicit_value even without dwarf_version 4.
2974 2009-09-17 Jan Hubicka <jh@suse.cz>
2976 * dwarf2out.c: Include tree-pass.h and gimple.h.
2977 (loc_list_plus_const): New function.
2978 (loc_descriptor_from_tree_1): Rename to ...
2979 (loc_descriptor_from_tree): ... remove original.
2980 (loc_list_from_tree): New function.
2981 (add_AT_location_description): Accept location list.
2982 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2983 (concatn_mem_loc_descriptor): Remove.
2984 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2986 (secname_for_decl): Move up.
2987 (hidden_reference_p): New function; break out from ...
2988 (loc_by_refernece): ... here; move up.
2989 (dw_loc_list): New function.
2990 (single_element_loc_list): New function.
2991 (single_element_loc_list_p): New function.
2992 (add_loc_descr_to_each): New function.
2993 (add_loc_list): New function.
2994 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2995 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2996 add diagnostics why expansion failed.
2997 (add_location_or_const_value_attribute): Support location lists.
2998 (add_bound_info): Likewise.
2999 (descr_info_loc): Update call of loc_descriptor_from_tree.
3000 (gen_variable_die): Work on location lists.
3001 * final.c (pass_final): Add dump file.
3002 * Makefile.in (dwarf2out.o): Add new dependencies.
3004 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3007 * real.c decimal_from_integer, decimal_integer_string): New.
3008 (real_from_integer): Use them as special case for decimal float.
3009 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3010 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3011 Do not append zero after the decimal point in string to convert.
3013 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3015 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3016 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3018 2009-09-17 Martin Jambor <mjambor@suse.cz>
3020 * common.opt (fipa-sra): New switch.
3021 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3022 * timevar.def (TV_IPA_SRA): New timevar.
3023 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3024 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3025 * tree-sra.c: Include cgraph.c.
3026 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3027 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3028 and grp_not_necessarilly_dereferenced.
3029 (func_param_count): New variable.
3030 (encountered_apply_args): New variable.
3031 (bb_dereferences): New variable.
3032 (final_bbs): New variable.
3033 (no_accesses_representant): New variable.
3034 (no_accesses_p): New function.
3035 (dump_access): Dump the new fields.
3036 (sra_initialize): Set encountered_apply_args to false.
3037 (get_ssa_base_param): New function.
3038 (mark_parm_dereference): New function.
3039 (create_access): Caring for INIDRECT_REFs and different handling of
3040 varialble length accesses in early IPA SRA. Store the stmt - a new
3041 parameter - to the new access.
3042 (build_access_from_expr_1): New parameter stmt, passed to
3043 create_access. Handle INDIRECT_REFs.
3044 (build_access_from_expr): Pass the current statement to
3045 build_access_from_expr_1.
3046 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3048 (build_accesses_from_assign): Pass the current statement to
3049 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3050 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3051 final_bbs when necessary. Check for calls to __builtin_apply_args.
3052 Fixup EH info if anythng was changed.
3053 (is_unused_scalar_param): New function.
3054 (ptr_parm_has_direct_uses): New function.
3055 (find_param_candidates): New function.
3056 (mark_maybe_modified): New function.
3057 (analyze_modified_params): New function.
3058 (propagate_dereference_distances): New function.
3059 (dump_dereferences_table): New function.
3060 (analyze_caller_dereference_legality): New function.
3061 (unmodified_by_ref_scalar_representative): New function.
3062 (splice_param_accesses): New function.
3063 (decide_one_param_reduction): New function.
3064 (enum ipa_splicing_result): New type.
3065 (splice_all_param_accesses): New function.
3066 (get_param_index): New function.
3067 (turn_representatives_into_adjustments): New function.
3068 (analyze_all_param_acesses): New function.
3069 (get_replaced_param_substitute): New function.
3070 (get_adjustment_for_base): New function.
3071 (replace_removed_params_ssa_names): New function.
3072 (sra_ipa_reset_debug_stmts): New function.
3073 (sra_ipa_modify_expr): New function.
3074 (sra_ipa_modify_assign): New function.
3075 (convert_callers): New function.
3076 (modify_function): New function.
3077 (ipa_sra_preliminary_function_checks): New function.
3078 (ipa_early_sra): New function.
3079 (ipa_early_sra_gate): New function.
3080 (pass_early_ipa_sra): New variable.
3081 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3083 2009-09-17 Michael Matz <matz@suse.de>
3086 * tree.c (build_type_attribute_qual_variant): Export.
3087 * tree.h (build_type_attribute_qual_variant): Declare.
3088 * tree-inline.c (remap_type_1): Use it to build variants with
3089 the original qualifiers and attributes.
3091 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3093 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3094 without a fallthrough edge.
3096 2009-09-16 DJ Delorie <dj@redhat.com>
3098 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3099 chip and ignore the "fast_interrupt" attribute if so.
3101 2009-09-16 Richard Henderson <rth@redhat.com>
3104 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3107 2009-09-16 Richard Henderson <rth@redhat.com>
3110 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3111 is set only if DECL_NO_STATIC_CHAIN is unset.
3112 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3113 (FOR_EACH_NEST_INFO): New.
3114 (walk_all_functions): Use it.
3115 (finalize_nesting_tree): Likewise.
3116 (unnest_nesting_tree): Likewise.
3117 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3118 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3119 (convert_gimple_call): Early out if gimple_call_chain already set.
3120 (convert_all_function_calls): Iterate until no new functions
3121 require a static chain.
3122 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3123 when building a trampoline. Use dump_function_to_file instead
3125 (lower_nested_functions): Open dump_file. Validate that decls
3126 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3127 bit reset by this pass.
3129 2009-09-16 Michael Matz <matz@suse.de>
3132 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3133 shorten decl_common_unused.
3134 (DECL_RESTRICTED_P): New accessor.
3135 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3136 to disambiguate marked decls and restrict pointers.
3138 2009-09-16 Richard Henderson <rth@redhat.com>
3141 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3143 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3145 * integrate.c (set_block_abstract_flags): Call
3146 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3148 2009-09-16 Richard Guenther <rguenther@suse.de>
3151 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3154 2009-09-16 DJ Delorie <dj@redhat.com>
3155 Kaz Kojima <kkojima@gcc.gnu.org>
3157 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3158 (sh_expand_prologue): Update calls to output_stack_adjust.
3159 (sh_expand_epilogue): Likewise.
3161 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3164 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3165 trying to limit the extent of searches in the insn stream.
3167 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3168 Jakub Jelinek <jakub@redhat.com>
3172 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3174 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3175 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3176 (rs6000_savres_strategy): Always save FP registers inline if the
3177 target doesn't support hardware double-precision. Set the above
3178 bits in return value when needed.
3179 (rs6000_savres_routine_sym): Fix computation for cache selector.
3180 Mark the generated symbol as a function. Rename exitp argument to
3181 lr. Move code for determining the name of the symbol...
3182 (rs6000_savres_routine_name): ...here. New function. Add cases for
3183 getting the names right on AIX and 64-bit Linux.
3184 (savres_routine_name): New variable.
3185 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3186 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3187 on what the target routine uses as a base register. If savep && lr
3188 describe saving of r0 into memory slot.
3189 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3190 line calls for AIX ABI.
3191 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3192 determine FP save/restore functions.
3193 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3194 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3196 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3197 Duplicate restoration of LR and execute the appropriate one
3198 depending on whether GPRs are being restored inline. Set r11 from
3199 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3200 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3201 Fix out of line calls for AIX ABI.
3202 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3204 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3206 (*restore_gpregs_spe): Likewise.
3207 (*return_and_restore_gpregs_spe): Likewise.
3208 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3209 Define to empty string unconditionally.
3210 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3211 Define to empty string unconditionally.
3212 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3215 2009-09-15 Jan Hubicka <jh@suse.cz>
3217 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3218 * params.def (inline-insns-auto): Likewise.
3220 2009-09-15 Martin Jambor <mjambor@suse.cz>
3222 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3223 individual statements only at TDF_DETAILS dump level. Format
3224 source for 80 characters per line.
3226 2009-09-15 Christian Bruel <christian.bruel@st.com>
3228 * regrename.c (do_replace): Update REG_DEAD notes.
3230 2009-09-15 Revital Eres <eres@il.ibm.com>
3232 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3233 * targhooks.c (default_builtin_support_vector_misalignment):
3234 New builtin function.
3235 * targhooks.h (default_builtin_support_vector_misalignment):
3237 * target.h (builtin_support_vector_misalignment):
3238 New field in struct gcc_target.
3239 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3240 new builtin function.
3241 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3243 * config/rs6000/rs6000.c
3244 (rs6000_builtin_support_vector_misalignment): New function.
3245 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3247 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3249 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3251 (bfin_optimize_loop): Likewise.
3252 (bfin_gen_bundles): Likewise.
3253 (workaround_speculation): Likewise.
3254 (find_load): Return NULL_RTX for debug_insn.
3256 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3258 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3261 2009-09-14 DJ Delorie <dj@redhat.com>
3263 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3264 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3267 2009-09-14 Richard Henderson <rth@redhat.com>
3268 Jakub Jelinek <jakub@redhat.com>
3270 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3271 * cfgbuild.c (make_edges): Handle asm goto.
3272 * cfglayout.c (fixup_reorder_chain): Likewise.
3273 * cfgrtl.c (patch_jump_insn): Likewise.
3274 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3275 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3276 (gimple_build_asm_vec): Add and use labels parameter.
3277 (gimple_build_asm): Remove.
3278 (walk_gimple_asm): Walk labels too.
3279 * gimple.def (GIMPLE_ASM): Update docs.
3280 * gimple.h: Update decls.
3281 (struct gimple_statement_asm): Change nc to use unsigned char;
3283 (gimple_asm_nlabels): New.
3284 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3285 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3286 into gimple_build_asm_vec.
3287 * jump.c (mark_jump_label_asm): New.
3288 (mark_jump_label): Use it.
3289 (redirect_jump_1): Handle asm goto.
3290 (invert_jump_1): Soft fail if X is null.
3291 * recog.c (extract_asm_operands): New.
3292 (asm_noperands): Use it; handle asm labels.
3293 (decode_asm_operands): Use extract_asm_operands.
3294 (asm_operand_ok): Properly handle empty string.
3295 * reg-stack.c (get_asm_operands_in_out): Rename from
3296 get_asm_operand_n_inputs; use extract_asm_operands; return both
3297 inputs and outputs by reference; update all callers.
3298 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3299 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3300 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3301 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3302 (extract_asm_operands): Declare.
3303 * stmt.c (expand_asm_operands): Add and use labels parameter.
3304 (check_unique_operand_names): Likewise.
3305 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3306 (expand_asm_stmt): Handle asm labels.
3307 * tree-cfg.c (make_gimple_asm_edges): New.
3308 (make_edges): Use it.
3309 (cleanup_dead_labels): Handle asm labels.
3310 (is_ctrl_altering_stmt): Likewise.
3311 (gimple_redirect_edge_and_branch): Likewise.
3312 * tree.def (ASM_EXPR): Add 5th operand.
3313 * tree.h (ASM_LABELS): New.
3314 (resolve_asm_operand_names): Update decl.
3316 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3317 (c_parser_asm_goto_operands): New.
3318 * c-tree.h (build_asm_expr): Update decl.
3319 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3320 * doc/extend.texi: Document asm goto.
3322 2009-09-14 Richard Henderson <rth@redhat.com>
3324 * except.h: Update declarations.
3325 (struct pointer_map_t): Forward declare.
3326 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3327 (struct eh_landing_pad_d, eh_landing_pad): New.
3328 (struct eh_catch_d, eh_catch): New.
3329 (struct eh_region_d): Remove next_region_sharing_label, aka,
3330 label, tree_label, landing_pad, post_landing_pad, resume,
3331 may_contain_throw. Rename region_number to index. Remove
3332 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3333 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3334 (VEC(eh_landing_pad,gc)): New.
3335 (struct eh_status): Remove last_region_number. Add lp_array,
3336 throw_stmt_table, ttype_data, ehspec_data.
3337 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3338 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3339 * except.c (lang_protect_cleanup_actions): Return tree.
3340 (struct ehl_map_entry): Remove.
3341 (init_eh_for_function): Push zero entries for region and lp_array.
3342 (gen_eh_region): Add to region_array immediately.
3343 (gen_eh_region_catch): Operate on eh_catch objects.
3344 (gen_eh_landing_pad): New.
3345 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3346 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3347 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3348 (get_eh_landing_pad_from_number_fn): New.
3349 (get_eh_landing_pad_from_number): New.
3350 (get_eh_region_from_lp_number_fn): New.
3351 (get_eh_region_from_lp_number): New.
3352 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3353 (get_exception_pointer, get_exception_filter): Remove.
3354 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3355 (current_function_has_exception_handlers): Simplify.
3356 (bring_to_root, eh_region_replaceable_by_p): Remove.
3357 (replace_region, hash_type_list, hash_eh_region): Remove.
3358 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3359 (label_to_region_map, num_eh_regions): Remove.
3360 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3361 (find_exception_handler_labels): Remove.
3362 (duplicate_eh_regions_0, find_prev_try): Remove.
3363 (struct duplicate_eh_regions_data): New.
3364 (duplicate_eh_regions_1): Rewrite.
3365 (duplicate_eh_regions): Return a pointer map instead of an
3367 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3368 (redirect_eh_edge_to_label): Remove.
3369 (eh_region_outermost): Rewrite using eh_region pointers
3370 instead of integers.
3371 (add_ttypes_entry): Update for ttype_data move to eh_status.
3372 (add_ehspec_entry): Rewrite with VEC instead of varray.
3373 (assign_filter_values): Likewise. Export.
3374 (build_post_landing_pads, connect_post_landing_pads): Remove.
3375 (dw2_build_landing_pads): Rewrite to use lp_array.
3376 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3377 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3378 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3379 (sjlj_mark_call_sites): Update for landing pad numbers.
3380 (finish_eh_generation): Rewrite.
3381 (gate_handle_eh): Do nothing for no eh tree.
3382 (pass_rtl_eh): Move up near finish_eh_generation.
3383 (remove_eh_landing_pad): New.
3384 (remove_eh_handler): Export.
3385 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3386 (for_each_eh_label): Rewrite to use lp_array.
3387 (make_reg_eh_region_note): New.
3388 (make_reg_eh_region_note_nothrow_nononlocal): New.
3389 (insn_could_throw_p): New.
3390 (copy_reg_eh_region_note_forward): New.
3391 (copy_reg_eh_region_note_backward): New.
3392 (check_handled, add_reachable_handler): Remove.
3393 (reachable_next_level, foreach_reachable_handler): Remove.
3394 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3395 (get_eh_region_and_lp_from_rtx): New.
3396 (get_eh_region_from_rtx): New.
3397 (can_throw_internal_1, can_throw_external_1): Remove.
3398 (can_throw_internal): Use get_eh_region_from_rtx.
3399 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3400 (insn_nothrow_p, can_nonlocal_goto): New.
3401 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3402 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3403 (add_action_record): Use VEC not varray.
3404 (collect_one_action_chain): Update for eh_region changes.
3405 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3406 Use get_eh_region_and_lp_from_rtx.
3407 (gate_convert_to_eh_region_ranges): New.
3408 (pass_convert_to_eh_region_ranges): Use it.
3409 (push_uleb128, push_sleb128): Use VEC not varray.
3410 (output_one_function_exception_table): Likewise.
3411 (dump_eh_tree): Update for eh_region changes.
3412 (verify_eh_tree): Likewise.
3413 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3414 * tree-eh.c: Include target.h.
3415 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3416 Don't disallow GIMPLE_RESX; adjust argument check.
3417 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3418 (record_stmt_eh_region): Update for landing pad numbers;
3419 generate a landing pad if necessary.
3420 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3421 (remove_stmt_from_eh_lp_fn): Similarly.
3422 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3423 Update for lp numbers; don't special case missing throw_stmt_table.
3424 (lookup_expr_eh_lp): Similarly.
3425 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3426 (eh_seq, eh_region_may_contain_throw): New.
3427 (struct leh_state): Add ehp_region.
3428 (struct leh_tf_state): Remove eh_label.
3429 (emit_post_landing_pad): New.
3430 (emit_resx, emit_eh_dispatch): New.
3431 (note_eh_region_may_contain_throw): New.
3432 (frob_into_branch_around): Take eh_region not eh label;
3433 emit eh code into eh_seq.
3434 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3435 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3436 lower_eh_must_not_throw. Emit code to eh_seq.
3437 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3438 (lower_try_finally_onedest): Likewise.
3439 (lower_try_finally_copy): Likewise.
3440 (lower_try_finally_switch): Likewise.
3441 (lower_try_finally): Initialize ehp_region.
3442 (lower_catch): Update for eh_catch objects.
3443 (lower_eh_filter): Don't handle must_not_throw.
3444 (lower_eh_must_not_throw): New.
3445 (lower_cleanup): Don't set eh_label.
3446 (lower_eh_constructs_2): Resolve eh builtins.
3447 Handle GIMPLE_EH_MUST_NOT_THROW.
3448 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3449 Add eh_seq to the end of the function body.
3450 (make_eh_dispatch_edges): New.
3451 (make_eh_edge): Remove.
3452 (make_eh_edges): Simplify for landing pads.
3453 (redirect_eh_edge_1): New.
3454 (redirect_eh_edge): Use it.
3455 (redirect_eh_dispatch_edge): New.
3456 (stmt_could_throw_p): Use a switch. Allow RESX.
3457 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3458 (stmt_can_throw_internal): Likewise.
3459 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3460 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3461 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3462 (gate_refactor_eh): New.
3463 (pass_refactor_eh): Use it.
3464 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3465 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3466 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3467 (remove_unreachable_handlers): Rename from
3468 tree_remove_unreachable_handlers; rewrite for landing pads;
3469 call remove_eh_handler directly.
3470 (remove_unreachable_handlers_no_lp): New.
3471 (unsplit_eh, unsplit_all_eh): New.
3472 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3473 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3474 (cleanup_empty_eh_unsplit): New.
3475 (cleanup_empty_eh): Rewrite.
3476 (cleanup_all_empty_eh): New.
3477 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3478 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3479 (gate_cleanup_eh): New.
3480 (pass_cleanup_eh): Use it.
3481 (verify_eh_edges): Move later in file. Expect one EH edge.
3482 (verify_eh_dispatch_edge): New.
3484 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3485 (gtype-desc.o): Add TARGET_H.
3486 (tree.o): Use EXCEPT_H, not except.h.
3487 (cfgbuild.o): Add EXPR_H.
3488 (GTFILES): Add vecprim.h.
3489 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3490 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3491 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3492 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3493 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3494 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3495 calls to can_throw_internal.
3496 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3497 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3498 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3499 (expand_gimple_stmt): Use make_reg_eh_region_note.
3500 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3501 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3502 or find_exception_handler_labels.
3503 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3504 there is exacly one EH edge. Use can_nonlocal_goto and
3506 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3507 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3508 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3509 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3510 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3511 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3512 * dse.c (scan_insn): Use insn_could_throw_p.
3513 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3514 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3515 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3516 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3517 EXC_PTR_EXPR or FILTER_EXPR.
3518 (tree_expr_nonzero_warnv_p): Likewise.
3519 * function.h: Include vecprim.h, not varray.h
3520 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3521 move ttype_data and ehspec_data members to struct eh_status; change
3522 action_record_data member to a VEC.
3523 * gcse.c (hash_scan_set): Use can_throw_internal.
3524 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3525 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3526 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3527 (block_may_fallthru): Don't handle RESX_EXPR.
3528 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3529 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3530 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3531 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3532 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3533 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3534 (gimple_size): Likewise.
3535 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3536 (gimple_build_resx): Use gimple_build_with_ops.
3537 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3538 (is_gimple_val): Likewise.
3539 (is_gimple_stmt): Remove RESX_EXPR.
3540 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3541 (GIMPLE_RESX): Reorder with other EH constructs.
3542 * gimple.h (struct gimple_statement_eh_mnt): New.
3543 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3544 (gimple_eh_filter_must_not_throw): Remove.
3545 (gimple_eh_filter_set_must_not_throw): Remove.
3546 (gimple_eh_must_not_throw_fndecl): New.
3547 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3548 (is_gimple_resx): New.
3549 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3550 Don't copy EH_FILTER_MUST_NOT_THROW.
3551 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3552 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3553 handle must_not_throw_labels specially.
3554 * ipa-pure-const.c (check_call): Update debug statement for LP.
3555 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3556 * ipa-utils.c (get_base_var): Likewise.
3557 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3558 * lower-subreg.c (move_eh_region_note): Remove.
3559 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3560 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3561 (create_task_copyfn): Likewise.
3562 (maybe_catch_exception): Use gimple_build_eh_filter.
3563 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3564 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3565 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3566 and pass_lower_resx.
3567 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3568 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3569 can_throw_internal, can_nonlocal_goto.
3570 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3571 copy_reg_eh_region_note_forward.
3572 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3573 (emit_output_reload_insns): Likewise.
3574 (copy_eh_notes): Remove.
3575 * rtl.def (RESX): Remove.
3576 * rtl.h: Update declarations.
3577 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3578 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3579 (update_eh_label): Remove.
3580 (cleanup_dead_labels_eh): New.
3581 (cleanup_deal_labels): Use it instead of update_eh_label.
3582 (gimple_merge_blocks): Update landing pad data structure when
3583 removing a landing pad label.
3584 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3585 test; handle GIMPLE_EH_MUST_NOT_THROW.
3586 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3587 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3588 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3589 (verify_stmt): Likewise. Verify landing pads.
3590 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3591 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3592 (struct move_stmt_d): Add eh_map.
3593 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3594 (move_stmt_r): Remap eh region numbers in builtin calls,
3595 resx and eh_dispatch.
3596 (move_block_to_fn): Remove eh_offset parameter. Use
3597 maybe_duplicate_eh_stmt_fn.
3598 (find_outermost_region_in_block): Operate on eh_region pointers
3599 instead of region numbers.
3600 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3601 duplicate_eh_regions.
3602 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3603 test earlier. Disallow EH landing pads.
3604 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3605 * tree-flow.h: Update declarations.
3606 (struct tree_ann_common_d): Replace rn with lp_nr.
3607 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3608 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3609 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3610 resx and eh_dispatch.
3611 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3612 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3613 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3614 from duplicate_eh_regions.
3615 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3616 update RESX; handle EH_DISPATCH.
3617 (expand_call_inline): Set eh_lp_nr, not eh_region.
3618 (maybe_inline_call_in_expr): Likewise.
3619 * tree-inline.h (struct copy_body_data): Replace eh_region with
3620 eh_lp_nr, eh_region_offset with eh_map.
3621 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3622 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3623 * tree-pretty-print.c (dump_generic_node): Don't handle
3624 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3625 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3626 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3627 EXC_PTR_EXPR, FILTER_EXPR.
3628 * tree-ssa-operands.c (get_expr_operands): Likewise.
3629 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3630 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3631 (ao_ref_init_from_vn_reference): Likewise.
3632 * tree-ssa-sink.c (statement_sink_location): Likewise.
3633 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3634 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3635 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3636 EXC_PTR_EXPR, FILTER_EXPR.
3637 (is_exception_related): Remove.
3638 (compute_avail): Don't call it.
3639 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3640 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3641 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3642 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3644 (build_resx): Remove.
3645 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3646 * tree.h: Update declarations.
3647 (EH_FILTER_MUST_NOT_THROW): Remove.
3648 (struct tree_label_decl): Add eh_landing_pad_nr.
3649 (EH_LANDING_PAD_NR): New.
3650 * value-prof.c (gimple_ic): Tidy variable names. Update for
3651 landing pad numbers.
3652 (gimple_stringop_fixed_value): Tidy variable names. Assert
3653 that neither call stmt can throw.
3654 * vecprim.h (uchar): New.
3655 (VEC(uchar,heap), VEC(uchar,gc)): New.
3657 * c-common.c (c_define_builtins): Update call to
3658 build_common_builtin_nodes.
3659 * c-parser.c (c_parse_file): Don't call
3660 default_init_unwind_resume_libfunc.
3662 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3664 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3665 (mips_cprestore_address_p): Likewise.
3666 (mips_save_gp_to_cprestore_slot): Likewise.
3667 (mips_restore_gp): Rename to...
3668 (mips_restore_gp_from_cprestore_slot): ...this.
3669 (mips_must_initialize_gp_p): Declare.
3670 (mips_emit_save_slot_move): Likewise.
3671 (mips_output_load_label): Return nothing.
3672 (mips_eh_uses): Declare.
3673 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3674 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3675 (TARGET_ABSOLUTE_JUMPS): Likewise.
3676 (EH_USES): Likewise.
3677 (FIRST_PSEUDO_REGISTER): Update comment.
3678 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3679 (MIPS_CALL): ...here.
3680 (REGISTER_NAMES): Add $cprestore.
3681 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3682 Add load_label_length, has_inflexible_gp_insn_p,
3683 has_flexible_gp_insn_p, must_initialize_gp_p and
3684 must_restore_gp_when_clobbered_p.
3685 (mips_expand_call): Don't generate split instructions here.
3686 (mips_split_call): Update the call to mips_restore_gp after
3687 the above name change.
3688 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3689 (mips_find_gp_ref): New function.
3690 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3691 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3692 (mips_insn_has_flexible_gp_ref_p): Likewise.
3693 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3694 (mips_function_has_gp_insn): Delete.
3695 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3696 Use the new functions above. Only return INVALID_REGNUM
3697 for TARGET_ABSOLUTE_JUMPS.
3698 (mips_must_initialize_gp_p): New function.
3699 (mips_get_cprestore_base_and_offset): New function, extracted from...
3700 (mips_cprestore_slot): ...here. Take a bool parameter.
3701 (mips_cfun_has_cprestore_slot_p): New function.
3702 (mips_cprestore_address_p): Likewise.
3703 (mips_save_gp_to_cprestore_slot): Likewise.
3704 (mips_restore_gp): Rename to...
3705 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3706 epilogue_completed. Update the call to mips_cprestore_slot.
3707 Test cfun->machine->must_restore_gp_when_clobbered_p.
3708 (mips_direct_save_slot_move_p): New function.
3709 (mips_emit_save_slot_move): Likewise.
3710 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3711 of cfun->machine->global_pointer.
3712 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3713 (mips_save_reg): Use mips_emit_save_slot_move.
3714 (mips_expand_prologue): Set must_initialize_gp_p.
3715 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3716 for all cprestore saves. Emit a use_cprestore instruction after
3717 setting up the cprestore slot.
3718 (mips_restore_reg): Use mips_emit_save_slot_move.
3719 (mips_process_load_label): New function.
3720 (mips_load_label_length): Likewise.
3721 (mips_output_load_label): Don't return asm: output it here instead.
3722 Use mips_process_load_label.
3723 (mips_adjust_insn_length): Adjust the length of branch instructions
3724 that have length MAX_PIC_BRANCH_LENGTH.
3725 (mips_output_conditional_branch): Update the call to
3726 mips_output_load_label. Assume the branch target is OPERANDS[0]
3727 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3728 (mips_output_order_conditional_branch): Swap the meaning of
3729 OPERANDS[0] and OPERANDS[1].
3730 (mips_variable_issue): Don't count ghost instructions.
3731 (mips_expand_ghost_gp_insns): New function.
3732 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3733 (mips_output_mi_thunk): Set must_initialize_gp_p.
3734 (mips_eh_uses): New function.
3735 * config/mips/predicates.md (cprestore_save_slot_operand)
3736 (cprestore_load_slot_operand): New predicates.
3737 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3738 (UNSPEC_MOVE_GP): Likewise.
3739 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3740 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3741 (CPRESTORE_SLOT_REGNUM): New register.
3742 (MAX_PIC_BRANCH_LENGTH): New constant.
3743 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3744 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3745 branches. Fix commentary.
3746 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3747 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3748 Change type to "ghost".
3749 (loadgp_absolute_<mode>): Likewise.
3750 (loadgp_rtp_<mode>): Likewise.
3751 (copygp_mips16): Likewise.
3752 (loadgp_blockage): Remove redundant mode attribute.
3753 (potential_cprestore): New instruction.
3754 (cprestore): Turn into an unspec set.
3755 (use_cprestore): New instruction.
3756 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3757 (*branch_fp_inverted): Likewise.
3758 (*branch_order<mode>): Likewise.
3759 (*branch_order<mode>_inverted): Likewise.
3760 (*branch_equality<mode>): Likewise.
3761 (*branch_equality<mode>_inverted): Likewise.
3762 (*branch_bit<bbv><mode>): Likewise.
3763 (*branch_bit<bbv><mode>_inverted): Likewise.
3764 (*branch_equality<mode>_mips16): Remove redundant mode.
3765 (jump): Turn into a define_expand.
3766 (*jump_absolute): New instruction.
3767 (*jump_pic): Likewise.
3768 (*jump_mips16): Rename previously-unnamed pattern. Remove
3769 redundant mode attribute.
3770 (restore_gp): Split on epilogue_completed rather than
3771 reload_completed. Change type to "ghost".
3772 (move_gp<mode>): New instruction.
3773 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3774 Remove redundant mode attribute.
3775 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3776 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3777 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3779 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3782 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3783 are returned in the same register (vs34 or v2) that Altivec vector
3784 types are returned in.
3785 (rs6000_libcall_value): Ditto.
3788 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3789 instead of explicit addsi3/adddi3 calls.
3790 (rs6000_split_multireg_move): Ditto.
3791 (rs6000_emit_allocate_stack): Ditto.
3792 (rs6000_emit_prologue): Ditto.
3793 (rs6000_output_mi_thunk): Ditto.
3795 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3796 size is 64 bits if we can use 64-bit registers.
3798 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3800 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3803 From Jie Zhang <jie.zhang@analog.com>:
3804 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3805 save FP and RETS with saveall attribute.
3806 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3807 with saveall attribute.
3809 * config/bfin/bfin.c (bfin_expand_builtin,
3810 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3813 From Jie Zhang <jie.zhang@analog.com>:
3814 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3815 before use in two places.
3816 * config/bfin/bfin.md (AREG): Define mode iterator.
3817 (reload_in, reload_out): Use mode iterator AREG.
3819 2009-09-14 Richard Guenther <rguenther@suse.de>
3822 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3823 EH personality path.
3825 2009-09-13 Richard Guenther <rguenther@suse.de>
3826 Rafael Avila de Espindola <espindola@google.com>
3828 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3829 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3830 (LANG_HOOKS_INITIALIZER): Adjust.
3831 (lhd_pass_through_t): Declare.
3832 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3834 * langhooks.c (lhd_pass_through_t): New function.
3835 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3836 dwarf2out_begin_prologue): Use personality from current_function_decl.
3837 * expr.h (get_personality_function): Declare.
3838 * expr.c (get_personality_function): New function.
3839 (build_personality_function): Likewise.
3840 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3841 (eh_personality_libfunc): Remove.
3842 * optabs.c (build_libfunc_function): New function split out from ...
3843 (init_one_libfunc): ... here.
3844 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3845 (tree_function_decl): Add personality.
3846 (lhd_gcc_personality): Declare.
3847 (build_personality_function): Likewise.
3848 * tree.c (gcc_eh_personality_decl): New.
3849 (lhd_gcc_personality): New function.
3850 * except.h (lang_eh_runtime_type): Remove.
3851 (enum eh_personality_kind): New.
3852 (build_personality_function): Declare.
3853 (function_needs_eh_personality): Declare.
3854 * except.c (lang_eh_runtime_type): Remove.
3855 (function_needs_eh_personality): New function.
3856 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3857 (sjlj_emit_function_enter, output_function_exception_table):
3858 Use personality from current_function_decl.
3859 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3860 * tree-inline.c (tree_can_inline_p): Do not inline across different
3862 (expand_call_inline): Likewise. Adjust the callers EH personality.
3863 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3864 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3865 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3866 (c-parser.o): Likewise
3867 * c-tree.h (c_eh_initialized_p): Remove.
3868 (c_maybe_initialize_eh): Likewise.
3869 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3870 (finish_decl): Don't call c_maybe_initialize_eh.
3871 (c_eh_initialized_p): Remove.
3872 (c_maybe_initialize_eh): Likewise.
3873 * c-parser.c (c_parser_omp_construct): Likewise.
3874 (c_parse_file): Initialize exception handling.
3876 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3878 * config.gcc (tm_file): Remove i386/biarch32.h
3879 for i?86-w64-mingw* case.
3880 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3882 * config.host: Set for x64 mingw the option
3883 use_long_long_for_widest_fast_int to yes.
3885 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3887 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3888 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3889 (dbxout_begin_function): Likewise.
3890 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3891 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3892 set on the function.
3893 (final_end_function): Likewise.
3894 (final_scan_insn): Likewise.
3895 (rest_of_handle_final): Likewise.
3896 * varasm.c (assemble_start_function): Likewise.
3897 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3899 2009-09-12 Jason Merrill <jason@redhat.com>
3901 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3902 * opts.c (common_handle_option): constify.
3904 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3906 * doc/install.texi (avr): Remove obsolete reference site.
3908 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3910 * doc/install.texi (Binaries): Adjust AIX link.
3912 2009-09-12 Akim Demaille <demaille@gostai.com>
3914 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3915 Use an imperative sentence.
3917 2009-09-11 Richard Henderson <rth@redhat.com>
3919 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3920 structure-name and has-tree-operands arguments; update all entries.
3921 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3923 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3924 (gsstruct_code_size): New.
3925 (gss_for_code_): New.
3926 (gss_for_code): Remove.
3927 (gimple_size): Rewrite using gsstruct_code_size.
3928 (gimple_statement_structure): Move to gimple.h.
3929 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3930 (gss_for_code, gimple_statement_structure): New.
3931 (gimple_ops): Use new arrays; tidy.
3933 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3935 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3936 operand to be a PLUS expression.
3937 * config/pa/pa.c (pa_secondary_reload): Likewise.
3939 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3941 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3943 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3946 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3948 From Jie Zhang <jie.zhang@analog.com>:
3949 * doc/extend.texi (node Function Attributes): Document l2
3951 (node Blackfin Variable Attributes): Document l2 variable attributes.
3953 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3955 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3956 to match the system compiler's configuration at inflection point.
3957 Add comment to remark a remaining difference with system compiler.
3959 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3960 * configure: Regenerate.
3962 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3964 From Jie Zhang <jie.zhang@analog.com>:
3965 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3966 (bfin_handle_l2_attribute): New.
3967 (bfin_attribute_table): Add l2 attribute.
3969 2009-09-11 Michael Matz <matz@suse.de>
3972 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3973 on the local_decls list.
3975 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3979 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3981 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3982 for VALUEs, to implement the documented interface.
3983 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3984 Adjust for VALUEs and anything else, to implement the
3985 documented interface.
3987 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3989 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3990 with actual SPE/paired vector modes before using 64-bit alignment.
3991 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3993 2009-09-10 DJ Delorie <dj@redhat.com>
3995 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3998 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3999 * config/mep/mep.c (mep_legitimate_constant_p): New.
4000 * config/mep/mep-protos.h: Prototype it.
4002 2009-09-10 Richard Henderson <rth@redhat.com>
4004 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4006 2009-09-10 Jason Merrill <jason@redhat.com>
4008 * tree.c (chain_index): New fn.
4009 * tree.h: Declare it.
4011 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4013 * config/sol2-c.c (cmn_err_length_specs): Initialize
4014 scalar_identity_flag.
4016 2009-09-10 Richard Henderson <rth@redhat.com>
4018 * tree.h (struct tree_decl_common): Move align member earlier;
4019 move label_decl_uid member ...
4020 (struct tree_label_decl): ... here.
4021 (LABEL_DECL_UID): Update to match.
4023 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4026 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4027 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4029 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4030 dest_prev if the edge is complex.
4032 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4034 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4035 loop latch tests earlier.
4037 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4038 before GIMPLE_RETURN, not after its predecessor; insert
4041 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4042 gimple_seq_empty_p to test for no PHI nodes.
4043 * tree-cfg.c (split_critical_edges): Likewise.
4045 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4047 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4049 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4050 introduced by the VTA branch merge.
4052 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4054 * ira-conflicts.c: Use fputs or putc instead of fprintf
4058 * tree-switch-conversion.c: Ditto.
4060 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4062 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4063 introduced by the VTA branch merge.
4065 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4068 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4070 PR rtl-optimization/39779
4071 * expr.c (convert_modes): Return when mode == oldmode after
4072 CONST_INTs are processed.
4074 2009-09-10 Nick Clifton <nickc@redhat.com>
4076 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4077 attribute and referring decl when creating renamed symbol.
4079 2009-09-10 Richard Guenther <rguenther@suse.de>
4082 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4084 (cgraph_finalize_compilation_unit): Compute reachability
4085 before emitting thunks. Properly process aliases before
4086 possibly removing unreachable nodes.
4088 2009-09-10 Richard Guenther <rguenther@suse.de>
4091 * tree.c (struct free_lang_data_d): Add worklist member.
4092 (find_decls_types_r): Push onto the worklist instead of recursing.
4093 Handle TREE_BINFOs properly.
4094 (find_decls_types): New function wrapped around find_decls_types_r
4095 to process the worklist.
4096 (find_decls_types_in_eh_region): Use it.
4097 (find_decls_types_in_node): Likewise.
4098 (find_decls_types_in_var): Likewise.
4099 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4100 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4101 (AGGREGATE_TYPE_P): Adjust.
4103 2009-09-09 Jason Merrill <jason@redhat.com>
4105 * configure.ac: Check glibc version even if we have an in-tree
4108 2009-09-09 Anthony Green <green@moxielogic.com>
4110 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4111 the constant 0 when appropriate.
4112 * config/moxie/constraints.md: Add constraint O.
4114 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4115 to pass up to 6 32-bit argument values in registers.
4116 (moxie_function_arg): Ditto.
4117 (moxie_arg_partial_bytes): Ditto.
4118 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4119 (REG_PARM_STACK_SPACE): Ditto.
4120 (FUNCTION_ARG_REGNO_P): Ditto.
4122 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4123 instruction to allocate stack space.
4125 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4127 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4128 unnecessarily stringent constraints. Fix address
4129 calculation in the splitters.
4131 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4133 PR rtl-optimization/39779
4134 * expr.c (convert_modes): Return when mode == oldmode after
4135 CONST_INTs are processed.
4137 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4140 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4141 (ix86_expand_prologue): Take frame.padding0 into logic of
4143 (ix86_expand_epilogue): Likewise.
4145 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4147 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4149 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4150 * config/t-slibgcc-libgcc: New file.
4151 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4153 2009-09-09 Martin Jambor <mjambor@suse.cz>
4155 PR tree-optimization/41089
4156 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4159 2009-09-09 Richard Henderson <rth@redhat.com>
4161 * gimple.h (CASE_GIMPLE_OMP): New.
4162 (is_gimple_omp): Use it.
4163 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4164 (verify_gimple_debug): Likewise.
4166 2009-09-09 Richard Guenther <rguenther@suse.de>
4168 PR tree-optimization/41101
4169 * tree-ssa-pre.c (maximal_set): Remove.
4170 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4171 Defer all blocks we didn't visit at least one successor.
4172 (add_to_exp_gen): Do not add to the maximal set.
4173 (make_values_for_phi): Likewise.
4174 (compute_avail): Likewise.
4175 (init_pre): Do not allocate the maximal set.
4176 (execute_pre): Do not dump it.
4178 2009-09-09 Martin Jambor <mjambor@suse.cz>
4180 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4181 an SSA_NAME rather than a is_gimple_variable.
4183 2009-09-09 Richard Guenther <rguenther@suse.de>
4186 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4187 code dealing with plain pointer bases.
4188 (maybe_fold_offset_to_reference): Likewise.
4189 (maybe_fold_stmt_addition): Adjust.
4191 2009-09-09 Richard Guenther <rguenther@suse.de>
4193 * tree.c (free_lang_data_in_type): Do not free the type variant
4195 (free_lang_data): Merge char_type_node with its properly signed
4197 (pass_ipa_free): Collect after freeing language specific data.
4199 2009-09-09 Michael Matz <matz@suse.de>
4202 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4203 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4204 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4207 2009-09-08 DJ Delorie <dj@redhat.com>
4209 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4211 2009-09-04 Jason Merrill <jason@redhat.com>
4213 * tree.c (tree_find_value): Remove.
4214 * tree.h: Remove prototype.
4215 * varasm.c (assemble_external): Use value_member instead.
4217 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4219 * toplev.c (process_options): Choose default debugging type when
4220 gtoggle enables debug info and type is unset.
4222 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4226 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4229 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4231 * configure: Rebuilt with modified libtool.m4.
4233 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4238 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4240 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4242 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4243 (remove_statement): Likewise.
4244 (rewrite_use_nonlinear_expr): Adjust.
4245 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4246 * tree-ssa.c (release_defs_bitset): ... this. New.
4247 * tree-flow.h (release_defs_bitset): Declare.
4249 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4252 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4253 in the middle block.
4255 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4257 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4258 via intptr_t to long type.
4259 (insert_operand_rank): Cast long type via intptr_t to
4261 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4263 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4264 from pointer to unsigned via uintptr_t.
4266 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4267 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4269 * configure: Regenerated.
4270 * config.in: Regenerated
4271 * system.h (stdint.h): Add include.
4272 (inttypes.h): Likewise.
4273 * Makefile.in (aclocal): Add config/stdint.m4.
4274 * aclocal.m4: Regenerated.
4276 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4278 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4280 (note_np_check_stores): New function.
4281 (harmless_null_pointer_p): New function.
4282 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4283 changed. Take into account whether we're in the shadow of a condjump
4284 that tested NP_REG for NULL.
4285 Lose all code that tested for SEQUENCEs.
4286 (workaround_speculation): Avoid inserting NOPs for loads that are
4287 either always executed or a NULL pointer.
4289 2009-09-08 Jan Hubicka <jh@suse.cz>
4291 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4292 * params.def (early-inlining-insns): Likewise.
4294 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4296 PR rtl-optimization/41239
4297 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4298 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4300 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4301 across calls, as the calls might not always return normally.
4302 (call_may_noreturn_p): New function.
4303 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4304 (init_deps): Initialize it.
4305 (remove_from_deps): Also remove calls from
4306 last_function_call_may_noreturn list.
4308 2009-09-07 Richard Henderson <rth@redhat.com>
4310 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4311 more VR->OPERANDS than LHS operands. Free LHS before returning.
4313 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4315 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4316 (attr "addrtype"): New member "spreg".
4317 Use it if mem_spfp_address_operand is true for the address.
4318 (attr "type"): New entry "stall".
4319 (cpu_unit "load"): New.
4320 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4322 (insn_reservation "loadsp"): New.
4323 (insn_reservation "load_stall1"): New.
4324 (insn_reservation "load_stall3"): New.
4326 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4327 (mem_p_address_operand): Exclude stack and frame pointer based
4329 (mem_spfp_address_operand): New; match them here.
4330 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4331 (bfin_reorg): Call it if scheduling insns.
4332 (bfin_gen_bundles): Remove dummy insns created by
4333 add_sched_insns_for_speculation.
4335 From Jie Zhang <jie.zhang@analog.com>:
4336 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4337 bfin_si_revision, bfin_workarounds): Move these ...
4338 * config/bfin/bfin.h: ... here.
4340 From Mike Frysinger <michael.frysinger@analog.com>
4341 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4342 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4343 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4344 bf547m, bf548m, and bf549m.
4345 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4346 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4347 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4348 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4349 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4350 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4351 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4352 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4353 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4354 bf542m, bf544m, bf547m, bf548m, and bf549m.
4356 From Jie Zhang <jie.zhang@analog.com>:
4357 * config/bfin/predicates.md (p_register_operand): New predicate.
4358 (dp_register_operand): New predicate.
4359 * config/bfin/bfin-protos.h (WA_05000074): Define.
4360 (ENABLE_WA_05000074): Define.
4361 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4362 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4363 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4364 (define_attr addrtype): Allow load/store register to be P register.
4365 (define_attr storereg): New.
4366 (define_cpu_unit anomaly_05000074): New.
4367 (define_insn_reservation dsp32shiftimm): New.
4368 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4369 (define_insn_reservation loadp): Cannot use slot2.
4370 (define_insn_reservation loadsp): Cannot use slot2.
4371 (define_insn_reservation storep): Cannot use slot2. Does not
4372 apply when working around 05000074.
4373 (define_insn_reservation storep_anomaly_05000074): New.
4374 (define_insn_reservation storei): Does not apply when working
4376 (define_insn_reservation storei_anomaly_05000074): New.
4377 (define_attr length): Add dsp32shiftimm case.
4378 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4379 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4380 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4381 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4382 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4384 2009-09-07 Martin Jambor <mjambor@suse.cz>
4387 * tree-sra.c (create_artificial_child_access): Return NULL if
4388 build_ref_for_offset fails.
4389 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4390 and create_artificial_child_access to fail.
4392 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4395 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4396 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4397 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4399 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4401 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4402 block, ensure it has an exit edge. Emit a barrier after a jump.
4404 2009-09-07 Nick Clifton <nickc@redhat.com>
4406 * gcc.c (this_is_linker_script): New variable. Like
4407 this_is_library_file but for the %T constructor.
4408 (end_going_arg): If this_is_linker_script is set then locate the
4409 script and insert a --script switch before it
4410 (do_spec_2): Initialise this_is_linker_script.
4411 (do_spec_1): Likewise. Handle %T construct.
4412 (eval_spec_function): Preserve this_is_linker_script.
4413 * doc/invoke.texi: Document %T construct in spec files.
4414 * config/m32c/m32c.h (LIB_SPEC): Use it.
4416 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4418 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4419 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4420 when volatile flag is set.
4421 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4423 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4426 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4427 (combine_stack_adjustments_for_block): Allow insns between stack
4428 adjustments and stores with corresponding pre-(dec|inc)rement or
4429 pre-modify operation.
4431 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4434 * combine-stack-adj.c (struct csa_memlist): Rename to...
4435 (struct csa_reflist): ... this. Rename mem field to ref.
4436 (free_csa_memlist): Rename to...
4437 (free_csa_reflist): ... this.
4438 (record_one_stack_memref): Rename to...
4439 (record_one_stack_ref): ... this. Handle also REG_P.
4440 (try_apply_stack_adjustment): Handle also REG_P.
4441 (struct record_stack_memrefs_data): Rename to...
4442 (struct record_stack_refs_data): ... this. Rename memlist field to
4444 (record_stack_memrefs): Rename to...
4445 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4446 subexpressions instead of failing when a MEM contains SP references.
4447 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4448 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4450 2009-09-06 Richard Guenther <rguenther@suse.de>
4453 * tree.c (build_array_type): Do not record types marked
4454 with structural equality in the canonical type hashtable.
4456 2009-09-06 Richard Guenther <rguenther@suse.de>
4459 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4461 2009-09-05 Richard Guenther <rguenther@suse.de>
4464 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4466 2009-09-05 Richard Guenther <rguenther@suse.de>
4469 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4471 2009-09-05 Richard Guenther <rguenther@suse.de>
4474 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4475 before comparing function argument types.
4477 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4480 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4483 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4486 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4488 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4489 locators before emit_insn is called.
4491 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4494 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4495 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4496 (reginfo_init): Don't call allocate_reg_info.
4498 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4501 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4502 NONDEBUG_INSN_P instead of INSN_P.
4504 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4507 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4509 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4512 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4513 pattern of the split.
4515 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4517 * toplev.c (process_options): Move setter of flag_var_tracking
4518 before other tests that depend on it. Move down setter of
4519 flag_rename_registers. Don't enable var-tracking-assignments
4520 by default if selective scheduling is enabled. Warn if both
4523 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4525 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4526 comment. Use switch statement to catch overlaps between rtx
4527 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4528 (IS_DECL_CODE): ... here. Remove.
4529 (check_value_is_not_decl): Remove.
4530 (dv_from_decl, dv_from_value): Check after conversion.
4532 2009-09-04 Richard Guenther <rguenther@suse.de>
4535 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4536 after emitting tunks. Move emitting thunks and ctors from ...
4537 (cgraph_optimize): ... here. Remove redundant
4538 cgraph_analyze_functions.
4539 * varasm.c (find_decl_and_mark_needed): Remove no longer
4541 (finish_aliases_1): Adjust check for thunk aliases.
4543 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4545 * config/arm/arm.md (ctzsi2): Added braces
4546 to avoid warning that broke booststrap.
4548 2009-09-04 Martin Jambor <mjambor@suse.cz>
4550 PR tree-optimization/41112
4551 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4552 handle variable-bounded arrays.
4553 (expr_with_var_bounded_array_refs_p): New function.
4554 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4556 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4558 * config/s390/2097.md: Removed two incorrect bypasses.
4559 (z10_fsimpdf): Fixed latency.
4560 (z10_fhex): New insn_reservation.
4561 (z10_floaddf): Fixed latency.
4562 (z10_floadsf): Fixed latency.
4563 (z10_ftrunctf): Fixed latency.
4564 (z10_ftruncdf): Fixed latency.
4565 * config/s390/s390.c (z10_cost): Fixed values.
4566 (s390_adjust_priority): Added z10 path.
4567 * config/s390/s390.md (type): Added fhex.
4568 (*mov<mode>_64dfp): Updated type attribute.
4569 (*mov<mode>_64): Updated type attribute.
4570 (*mov<mode>_31): Updated type attribute.
4571 (*mov<mode>"): Likewise.
4572 * config/s390/2084.md (x_fsimpdf): Updated condition.
4574 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4576 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4577 RTXs in the predicate for operand 1.
4579 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4581 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4582 (rbitsi2): New insn.
4583 (ctzsi2): New expand.
4584 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4586 2009-09-03 Martin Jambor <mjambor@suse.cz>
4588 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4589 (create_artificial_child_access): Use build_ref_for_offset instead
4590 of duplicate_expr_for_different_base.
4591 (propagate_subacesses_accross_link): Likewise.
4593 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4595 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4597 (mips16e_collect_argument_saves): Skip debug instructions.
4598 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4599 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4600 (r10k_insert_cache_barriers): Likewise.
4601 (mips_reorg_process_insns): Likewise.
4603 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4606 * ira.c (update_equiv_reg): Remove check on class likely spill.
4608 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4611 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4612 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4616 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4617 the stack slot if it is passed by invisible reference.
4618 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4619 by invisible reference.
4621 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4623 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4624 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4625 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4627 * config/bfin/sync.md: New file.
4628 * config/bfin/bfin.md: Include it.
4629 (UNSPEC_ATOMIC): New.
4630 (UNSPEC_ONES): Provide a unique number.
4632 From Jie Zhang <jie.zhang@analog.com>:
4633 * config/bfin/bfin.c (ret_regs): New.
4634 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4635 (must_save_rets_p): New.
4636 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4637 current_function_is_leaf.
4638 (do_link): Likewise.
4639 (do_unlink): Likewise.
4640 (expand_interrupt_handler_prologue): Use ret_regs array.
4641 (expand_interrupt_handler_epilogue): Use ret_regs array and
4642 pass return register to gen_return_internal.
4643 (bfin_expand_epilogue): Pass return register to
4644 gen_return_internal.
4645 (bfin_expand_call): Explicitly clobber RETS.
4646 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4647 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4648 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4649 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4651 (return_internal): Take a reg rtx rather than the register number.
4653 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4655 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4656 when comparing against estimated_loop_iterations_int return.
4658 2009-09-03 Richard Guenther <rguenther@suse.de>
4660 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4661 eh_personality_libfunc.
4663 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4665 * tree-parloops.c (separate_decls_in_region): Add space.
4667 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4669 * tree-parloops.c (separate_decls_in_region): Change the condition
4670 checking if there are reductions in the loop.
4672 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4674 PR tree-optimization/38275
4675 * tree-parloops.c (parallelize_loops): Replace profitability condition
4676 for expected number of iterations.
4678 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4680 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4681 (bootstrap-debug): Explain conditions in which it becomes default.
4682 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4685 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4687 * doc/invoke.texi (Optimize Options): Move
4688 -finline-small-functions to the -O2 list.
4690 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4692 * toplev.c (process_options): Enable var-tracking-assignments
4693 by default if var-tracking is enabled.
4695 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4697 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4699 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4700 * rtl.h (prev_nonnote_insn_bb): Declare it.
4702 2009-09-03 Diego Novillo <dnovillo@google.com>
4704 * cgraph.c (cgraph_node_for_decl): New.
4705 * cgraph.h (cgraph_node_for_decl): Declare.
4706 * tree.c (host_integerp): Return 0 if T is NULL.
4708 2009-09-03 Diego Novillo <dnovillo@google.com>
4710 * tree.h (struct alias_pair): Move from varasm.c.
4711 (alias_pairs): Likewise.
4712 (TYPE_MAXVAL): Define.
4713 (TYPE_MINVAL): Define.
4714 (iterative_hash_host_wide_int): Declare.
4715 (remove_unreachable_alias_pairs): Declare.
4716 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4717 * diagnostic.c (default_diagnostic_starter): Make extern.
4718 (default_diagnostic_finalizer): Make extern.
4719 * diagnostic.h (default_diagnostic_starter): Declare.
4720 (default_diagnostic_finalizer): Declare.
4721 (default_tree_printer): Declare.
4722 * toplev.c (default_tree_printer): Make extern.
4724 2009-09-03 Richard Guenther <rguenther@suse.de>
4725 Diego Novillo <dnovillo@google.com>
4727 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4728 * cgraphunit.c (cgraph_expand_function): Do not emit
4729 associated thunks from here.
4730 (cgraph_emit_thunks): New.
4731 (cgraph_optimize): Call it.
4732 Return if any IPA pass finds an error.
4733 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4736 2009-09-03 Simon Baldwin <simonb@google.com>
4737 Rafael Espindola <espindola@google.com>
4738 Richard Guenther <rguenther@suse.de>
4739 Doug Kwan <dougkwan@google.com>
4740 Diego Novillo <dnovillo@google.com>
4742 * tree.c: Include tree-pass.h, langhooks-def.h,
4743 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4744 (free_lang_data_in_type): New.
4745 (need_assembler_name_p): New.
4746 (free_lang_data_in_block): New.
4747 (free_lang_data_in_decl): New.
4748 (struct free_lang_data_d): New.
4749 (add_tree_to_fld_list): New.
4750 (find_decls_types_r): New.
4751 (get_eh_types_for_runtime): New.
4752 (find_decls_types_in_eh_region): New.
4753 (find_decls_types_in_node): New.
4754 (find_decls_types_in_var): New.
4755 (free_lang_data_in_cgraph): New.
4756 (free_lang_data): New.
4757 (gate_free_lang_data): New.
4758 (pass_ipa_free_lang_data): New.
4760 2009-09-03 Diego Novillo <dnovillo@google.com>
4762 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4763 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4764 (lang_hooks): Remove const qualifier.
4765 * ipa.c (cgraph_remove_unreachable_nodes): Call
4766 remove_unreachable_alias_pairs.
4767 * except.c (add_type_for_runtime): Check if TYPE has
4768 already been converted.
4769 (lookup_type_for_runtime): Likewise.
4770 (check_handled): Handle converted types.
4771 * varasm.c (remove_unreachable_alias_pairs): New.
4772 * gimple.c: Include demangle.h.
4773 (gimple_decl_printable_name): New.
4774 (gimple_fold_obj_type_ref): New.
4775 * gimple.h (gimple_decl_printable_name): Declare.
4776 (gimple_fold_obj_type_ref): Declare.
4777 * passes.c (init_optimization_passes): Add pass
4778 pass_ipa_free_lang_data.
4779 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4780 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4782 2009-09-03 Diego Novillo <dnovillo@google.com>
4784 * c-lang.c (lang_hooks): Remove const qualifier.
4786 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4788 * doc/install.texi (*-*-freebsd*): Update target information.
4790 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4792 * hard-reg-set.h (call_fixed_regs): Remove.
4793 * reginfo.c (call_fixed_regs): Remove.
4794 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4795 (globalize_reg): Don't use call_fixed_regs.
4796 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4799 2009-09-01 Michael Matz <matz@suse.de>
4801 * expr.h (emit_storent_insn, expand_expr_real_1,
4802 expand_expr_real_2): Declare.
4803 * expr.c (emit_storent_insn, expand_expr_real_1,
4804 expand_expr_real_2): Export.
4805 (store_expr): Setting and evaluating dont_return_target is useless.
4806 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4807 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4808 * except.c (expand_resx_expr): Rename to ...
4809 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4810 * except.h (expand_resx_stmt): Declare.
4811 * stmt.c: Add include gimple.h
4812 (expand_asm_expr): Rename to ...
4813 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4814 (expand_case): Rewrite to take gimple statement.
4815 * tree.h (expand_asm_stmt): Declare.
4816 (expand_case): Change prototype.
4817 * Makefile.in (stmt.o): Depend on gimple.h.
4818 * builtins.c (expand_builtin_synchronize): Build gimple asm
4819 statement, not an ASM_EXPR.
4820 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4821 gimple_to_tree, release_stmt_tree): Remove.
4822 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4823 ggc_free, but hold comparison code and operands separately.
4824 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4825 (expand_call_stmt, expand_gimple_stmt_1,
4826 expand_gimple_stmt): New helpers.
4827 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4828 release_stmt_tree. Call expand_gimple_stmt instead.
4829 (expand_gimple_basic_block): Ditto.
4831 * calls.c (emit_call_1): Don't look at EH regions here, make
4832 fntree parameter useless.
4833 (expand_call): New local rettype for TREE_TYPE(exp), use it
4834 throughout. Remove local p, use addr instead.
4835 Don't look at EH regions here.
4837 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4839 * doc/invoke.texi (-fsched-pressure): Document it.
4840 (-fsched-reg-pressure-heuristic): Remove it.
4842 * reload.c (ira.h): Include.
4843 (find_reloads): Add choosing reload on number of small spilled
4846 * haifa-sched.c (ira.h): Include.
4847 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4848 saved_reg_pressure, curr_reg_live, saved_reg_live,
4849 region_ref_regs): New variables.
4850 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4851 initiate_reg_pressure_info, setup_ref_regs,
4852 initiate_bb_reg_pressure_info, save_reg_pressure,
4853 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4855 (setup_insn_reg_pressure_info): New function.
4856 (rank_for_schedule): Add pressure checking and insn issue time.
4857 Remove comparison of insn reg weights.
4858 (ready_sort): Set insn reg pressure info.
4859 (update_register_pressure, setup_insn_max_reg_pressure,
4860 update_reg_and_insn_max_reg_pressure,
4861 sched_setup_bb_reg_pressure_info): New functions.
4862 (schedule_insn): Add code for printing and updating reg pressure info.
4863 (find_set_reg_weight, find_insn_reg_weight): Remove.
4864 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4865 (debug_ready_list): Print reg pressure info.
4866 (schedule_block): Ditto. Check insn issue time.
4867 (sched_init): Set up sched_pressure_p. Allocate and set up some
4868 reg pressure related info.
4869 (sched_finish): Free some reg pressure related info.
4870 (fix_tick_ready): Make insn always ready if pressure_p.
4871 (init_h_i_d): Don't call find_insn_reg_weight.
4872 (haifa_finish_h_i_d): Free insn reg pressure info.
4874 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4875 ira_memory_move_cost, ira_class_hard_regs,
4876 ira_class_hard_regs_num, ira_no_alloc_regs,
4877 ira_available_class_regs, ira_reg_class_cover_size,
4878 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4880 * ira-lives.c (single_reg_class): Check mode to find how many
4881 registers are necessary for operand.
4882 (ira_implicitly_set_insn_hard_regs): New.
4884 * common.opt (fsched-pressure): New options.
4885 (fsched-reg-pressure-heuristic): Remove.
4887 * ira.c (setup_eliminable_regset): Rename to
4888 ira_setup_eliminable_regset. Make it external.
4889 (expand_reg_info): Pass cover class to setup_reg_classes.
4890 (ira): Call resize_reg_info instead of allocate_reg_info.
4892 * sched-deps.c: Include ira.h.
4893 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4894 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4895 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4896 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4897 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4898 mark_insn_reg_store, mark_insn_reg_clobber,
4899 setup_insn_reg_pressure_info): New.
4900 (sched_analyze_1): Update implicit_reg_pending_uses.
4901 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4902 Use them to create dependencies. Set insn reg uses and pressure
4903 info. Process reg_pending_uses in one place.
4904 (free_deps): Free implicit sets.
4905 (remove_from_deps): Remove implicit sets if necessary. Check
4906 implicit sets when clearing reg_last_in_use.
4907 (init_deps_global): Clear implicit_reg_pending_clobbers and
4908 implicit_reg_pending_uses.
4910 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4911 ira_memory_move_cost, ira_class_hard_regs,
4912 ira_class_hard_regs_num, ira_no_alloc_regs,
4913 ira_available_class_regs, ira_reg_class_cover_size,
4914 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4915 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4916 ira_implicitly_set_insn_hard_regs): New prototypes.
4918 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4919 cost_elements_num): New variables.
4920 (allocno_costs, total_costs): Rename to costs and
4921 total_allocno_costs.
4922 (COSTS_OF_ALLOCNO): Rename to COSTS.
4923 (allocno_pref): Rename to pref.
4924 (allocno_pref_buffer): Rename to pref_buffer.
4925 (common_classes): Rename to regno_cover_class.
4927 (record_reg_classes): Set allocno attributes only if allocno_p.
4928 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4929 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4930 and COSTS_OF_ALLOCNO.
4931 (print_costs): Rename to print_allocno_costs.
4932 (print_pseudo_costs): New.
4933 (process_bb_node_for_costs): Split into 2 functions with new
4934 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4935 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4936 new parameter dump_file. Use cost_elements_num instead of
4937 ira_allocnos_num. Make one iteration if preferred classes were
4938 already calculated for scheduler. Make 2 versions of code
4939 depending on allocno_p.
4940 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4941 regno_cover_class and COSTS instead of common_classes and
4943 (init_costs, finish_costs): New.
4944 (ira_costs): Set up allocno_p and cost_elements_num. Call
4945 init_costs and finish_costs.
4946 (ira_set_pseudo_classes): New.
4948 * rtl.h (allocate_reg_info): Remove.
4949 (resize_reg_info): Change return type.
4950 (reg_cover_class): New.
4951 (setup_reg_classes): Add new parameter.
4953 * sched-int.h (struct deps_reg): New member implicit_sets.
4954 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4955 (INCREASE_BITS): New macro.
4956 (struct reg_pressure_data, struct reg_use_data): New.
4957 (struct _haifa_insn_data): Remove reg_weight. Add members
4958 reg_pressure, reg_use_list, reg_set_list, and
4959 reg_pressure_excess_cost_change.
4960 (struct deps): New member implicit_sets.
4961 (pressure_p): New variable.
4962 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4963 (struct reg_pressure_data, struct reg_use_data): New.
4964 (INSN_REG_WEIGHT): Remove.
4965 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4966 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4967 (sched_init_region_reg_pressure_info,
4968 sched_setup_bb_reg_pressure_info): New prototypes.
4970 * reginfo.c (struct reg_pref): New member coverclass.
4971 (reg_cover_class): New function.
4972 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4973 (reg_info_size): New variable.
4974 (allocate_reg_info): Make static. Setup reg_info_size.
4975 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4976 (setup_reg_classes): Add a new parameter. Setup cover class too.
4978 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4981 * sched-rgn.c (deps_join): Set up implicit_sets.
4982 (schedule_region): Set up region and basic blocks pressure
4985 * passes.c (init_optimization_passes): Move
4986 pass_subregs_of_mode_init before pass_sched.
4988 2009-09-02 Martin Jambor <mjambor@suse.cz>
4990 * tree-sra.c (struct access): New field grp_hint.
4991 (dump_access): Dump grp_hint.
4992 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4994 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4995 those which have been specifically read and somehow written to.
4996 (propagate_subacesses_accross_link): Set grp_hint of right child and
4997 also possibly of the left child.
4999 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5001 * tree-object-size.c (addr_object_size): Always use object_size_type
5002 0 or 2 when determining the pointer pointed object size.
5004 2009-09-02 Richard Guenther <rguenther@suse.de>
5007 2009-08-31 Richard Guenther <rguenther@suse.de>
5009 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5010 to query if the memory regions for memmove overlap.
5011 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5012 asserts on pointers, instead deal with odd trees.
5013 (ptr_derefs_may_alias_p): Likewise.
5014 (refs_may_alias_p_1): Constructor bases also never alias.
5016 2009-08-01 Christian Bruel <christian.bruel@st.com>
5019 2009-07-31 Christian Bruel <christian.bruel@st.com>
5020 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5022 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5024 * doc/invoke.texi (-fvar-tracking-assignments): New.
5025 (-fvar-tracking-assignments-toggle): New.
5026 (-fdump-final-insns=file): Mark filename as optional.
5027 (--param min-nondebug-insn-uid): New.
5028 (-gdwarf-@{version}): Mention version 4.
5029 * opts.c (common_handle_option): Accept it.
5030 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5031 * regrename.c (regrename_optimize): Drop last. Don't count debug
5032 insns as uses. Don't reject change because of debug insn.
5033 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5034 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5035 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5036 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5037 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5038 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5039 * doc/gimple.texi (is_gimple_debug): New.
5040 (gimple_debug_bind_p): New.
5041 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5042 * doc/install.texi (bootstrap-debug): More details.
5043 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5044 (bootstrap-debug-lib): More details.
5045 (bootstrap-debug-ckovw): Update.
5046 (bootstrap-time): New.
5047 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5048 (insert_phi_nodes_for): Insert debug stmts.
5049 (rewrite_stmt): Take iterator. Insert debug stmts.
5050 (rewrite_enter_block): Adjust.
5051 (maybe_replace_use_in_debug_stmt): New.
5052 (rewrite_update_stmt): Use it.
5053 (mark_use_interesting): Return early for debug stmts.
5054 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5055 stmts before replacing stmt.
5056 (move_computations_stmt): Likewise.
5057 * ira-conflicts.c (add_copies): Skip debug insns.
5058 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5059 (regstat_bb_compute_ri): Skip debug insns.
5060 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5061 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5062 check_loop_closed_ssa_stmt): Skip debug stmts.
5063 * tree-tailcall.c (find_tail_calls): Likewise.
5064 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5065 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5066 (build_var_debug_value_stat): Declare.
5067 (build_var_debug_value): Define.
5068 (target_for_debug_bind): Declare.
5069 * reload.c (find_equiv_reg): Skip debug insns.
5070 * rtlanal.c (reg_used_between_p): Skip debug insns.
5071 (side_effects_p): Likewise.
5072 (canonicalize_condition): Likewise.
5073 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5074 insns never depend on debug insns.
5075 (create_ddg_dep_no_link): Likewise.
5076 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5077 Don't add inter-loop dependencies for debug insns.
5078 (build_intra_loop_deps): Likewise.
5079 (create_ddg): Count debug insns.
5080 * ddg.h (struct ddg::num_debug): New.
5081 (num_backargs): Pair up with previous int field.
5082 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5083 -fcompare-debug-second.
5084 * final.c (get_attr_length_1): Skip debug insns.
5085 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5086 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5087 (driver_self_specs): Map -fdump-final-insns to
5088 -fdump-final-insns=..
5089 (get_local_tick): New.
5090 (compare_debug_dump_opt_spec_function): Test for . argument and
5091 compute output name. Compute temp output spec without flag name.
5092 Compute -frandom-seed.
5093 (OPT): Undef after use.
5094 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5095 (average_num_loop_insns): Likewise.
5096 * params.h (MIN_NONDEBUG_INSN_UID): New.
5097 * gimple.def (GIMPLE_DEBUG): New.
5098 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5099 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5100 (merge_in_block): Fix whitespace.
5101 * toplev.c (flag_var_tracking): Update comment.
5102 (flag_var_tracking_assignments): New.
5103 (flag_var_tracking_assignments_toggle): New.
5104 (process_options): Don't open final insns dump file if we're not
5105 going to write to it. Compute defaults for var_tracking.
5106 * df-scan.c (df_insn_rescan_debug_internal): New.
5107 (df_uses_record): Handle debug insns.
5108 * haifa-sched.c (ready): Initialize n_debug.
5109 (contributes_to_priority): Skip debug insns.
5110 (dep_list_size): New.
5112 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5113 they're ready. Disregard previous debug insns to make decisions.
5114 (queue_insn): Never queue debug insns.
5115 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5116 (schedule_insn): Don't reject debug insns because of issue rate.
5117 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5118 (queue_to_ready): Skip and discount debug insns.
5119 (choose_ready): Let debug insns through.
5120 (schedule_block): Check boundary debug insns. Discount debug
5121 insns, schedule them early. Adjust whitespace.
5122 (set_priorities): Check for boundary debug insns.
5123 (add_jump_dependencies): Use dep_list_size.
5124 (prev_non_location_insn): New.
5125 (check_cfg): Use it.
5126 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5128 (remove_unused_ivs): Reset debug stmts.
5129 * modulo-sched.c (const_iteration_count): Skip debug insns.
5130 (res_MII): Discount debug insns.
5131 (loop_single_full_bb_p): Skip debug insns.
5132 (sms_schedule): Likewise.
5133 (sms_schedule_by_order): Likewise.
5134 (ps_has_conflicts): Likewise.
5135 * caller-save.c (refmarker_fn): New.
5136 (save_call_clobbered_regs): Replace regs with saved mem in
5138 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5139 Call refmarker_fn mark for hardregnos.
5140 (mark_reg_as_referenced): New.
5141 (replace_reg_with_saved_mem): New.
5142 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5143 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5145 (cse_extended_basic_block): Skip debug insns.
5146 (count_reg_usage): Likewise.
5147 (is_dead_reg): New, split out of...
5148 (set_live_p): ... here.
5149 (insn_live_p): Use it for debug insns.
5150 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5151 (execute_optimize_stdarg): Likewise.
5152 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5153 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5154 changes in debug stmts as changes.
5155 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5156 (moveup_expr): Don't move across debug insns. Don't move
5157 debug insn if it would create a bookkeeping block.
5158 (moveup_expr_cached): Don't use cache for debug insns that
5159 are heads of blocks.
5160 (compute_av_set_inside_bb): Skip debug insns.
5161 (sel_rank_for_schedule): Schedule debug insns first. Remove
5163 (block_valid_for_bookkeeping_p); Support lax searches.
5164 (create_block_for_bookkeeping): Adjust block numbers when
5165 encountering debug-only blocks.
5166 (find_place_for_bookkeeping): Deal with debug-only blocks.
5167 (generate_bookkeeping_insn): Accept no place to insert.
5168 (remove_temp_moveop_nops): New argument full_tidying.
5169 (prepare_place_to_insert): Deal with debug insns.
5170 (advance_state_on_fence): Debug insns don't start cycles.
5171 (update_boundaries): Take fence as argument. Deal with
5173 (schedule_expr_on_boundary): No full_tidying on debug insns.
5174 (fill_insns): Deal with debug insns.
5175 (track_scheduled_insns_and_blocks): Don't count debug insns.
5176 (need_nop_to_preserve_insn_bb): New, split out of...
5177 (remove_insn_from_stream): ... this.
5178 (fur_orig_expr_not_found): Skip debug insns.
5179 * rtl.def (VALUE): Move up.
5181 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5182 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5183 Set it if debug stmts are found.
5184 (statement_sink_location): Skip debug stmts. Propagate
5185 moving defs into debug stmts.
5186 * ifcvt.c (first_active_insn): Skip debug insns.
5187 (last_active_insns): Likewise.
5188 (cond_exec_process_insns): Likewise.
5189 (noce_process_if_block): Likewise.
5190 (check_cond_move_block): Likewise.
5191 (cond_move_convert_if_block): Likewise.
5192 (block_jumps_and_fallthru_p): Likewise.
5193 (dead_or_predicable): Likewise.
5194 * dwarf2out.c (debug_str_hash_forced): New.
5195 (find_AT_string): Add comment.
5196 (gen_label_for_indirect_string): New.
5197 (get_debug_string_label): New.
5198 (AT_string_form): Use it.
5199 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5200 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5201 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5202 several operations that cannot be represented with DWARF opcodes.
5203 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5204 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5205 (dwarf2out_var_location): Take during-call mark into account.
5206 (output_indirect_string): Update comment. Output if there are
5207 label and references.
5208 (prune_indirect_string): New.
5209 (prune_unused_types): Call it if debug_str_hash_forced.
5210 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5211 (dw_long_long_const): Remove.
5212 (struct dw_val_struct): Change val_long_long type to rtx.
5213 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5214 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5215 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5216 component instead of HOST_BITS_PER_LONG.
5217 (output_loc_operands): Likewise. For const8* assert
5218 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5219 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5220 rather than HOST_BITS_PER_LONG is >= 64.
5221 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5223 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5224 HOST_BITS_PER_LONG for dw_val_class_long_long.
5225 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5226 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5227 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5229 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5230 Handle DW_OP_implicit_value.
5231 (extract_int): Move prototype earlier.
5232 (mem_loc_descriptor): For SUBREG punt if inner
5233 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5234 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5235 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5236 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5237 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5238 instead of Pmode size.
5239 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5240 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5241 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5242 (concat_loc_descriptor, concatn_loc_descriptor,
5243 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5244 (add_location_or_const_value_attribute): Likewise. For single
5245 location loc_lists attempt to use add_const_value_attribute
5246 for constant decls. Add DW_AT_const_value even if
5247 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5249 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5250 (control_flow_insn_p): Likewise.
5251 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5252 (separate_decls_in_region_debug_bind): New.
5253 (separate_decls_in_region): Process debug bind stmts afterwards.
5254 * recog.c (verify_changes): Handle debug insns.
5255 (extract_insn): Likewise.
5256 (peephole2_optimize): Skip debug insns.
5257 * dse.c (scan_insn): Skip debug insns.
5258 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5260 (setup_id_for_insn): Handle debug insns.
5261 (maybe_tidy_empty_bb): Adjust whitespace.
5262 (tidy_control_flow): Skip debug insns.
5263 (sel_remove_insn): Adjust for debug insns.
5264 (sel_estimate_number_of_insns): Skip debug insns.
5265 (create_insn_rtx_from_pattern): Handle debug insns.
5266 (create_copy_of_insn_rtx): Likewise.
5267 * sel-sched-.h (sel_bb_end): Declare.
5268 (sel_bb_empty_or_nop_p): New.
5269 (get_all_loop_exits): Use it.
5270 (_eligible_successor_edge_p): Likewise.
5271 (return_nop_to_pool): Adjust.
5272 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5273 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5274 * gimple-pretty-print.c (dump_gimple_debug): New.
5275 (dump_gimple_stmt): Use it.
5276 (dump_bb_header): Skip gimple debug stmts.
5277 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5278 (fixup_match_2): Likewise.
5279 (regmove_backward_pass): Likewise. Simplify combined
5280 replacement. Handle debug insns.
5281 * function.c (instantiate_virtual_regs): Handle debug insns.
5282 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5283 * print-rtl.h: Include cselib.h.
5284 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5285 * df.h (df_inns_rescan_debug_internal): Declare.
5286 * gcse.c (alloc_hash_table): Estimate n_insns.
5287 (cprop_insn): Don't regard debug insns as changes.
5288 (bypass_conditional_jumps): Skip debug insns.
5289 (one_pre_gcse_pass): Adjust.
5290 (one_code_hoisting_pass): Likewise.
5291 (compute_ld_motion_mems): Skip debug insns.
5292 (one_cprop_pass): Adjust.
5293 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5294 (if_convertible_stmt_p): Handle debug stmts.
5295 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5296 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5297 * ira-build.c (create_bb_allocnos): Skip debug insns.
5298 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5299 (has_single_use): Likewise.
5300 (single_imm_use): Likewise.
5301 (num_imm_uses): Likewise.
5302 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5303 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5304 (create_outofssa_var_map): Likewise.
5305 * lower-subreg.c (adjust_decomposed_uses): New.
5306 (resolve_debug): New.
5307 (decompose_multiword_subregs): Use it.
5308 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5309 * emit-rtl.c: Include params.h.
5310 (cur_debug_insn_uid): Define.
5311 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5312 (copy_rtx_if_shared_1): Handle debug insns.
5313 (reset_used_flags): Likewise.
5314 (set_used_flags): LIkewise.
5315 (get_max_insn_count): New.
5316 (next_nondebug_insn): New.
5317 (prev_nondebug_insn): New.
5318 (make_debug_insn_raw): New.
5319 (emit_insn_before_noloc): Handle debug insns.
5320 (emit_jump_insn_before_noloc): Likewise.
5321 (emit_call_insn_before_noloc): Likewise.
5322 (emit_debug_insn_before_noloc): New.
5323 (emit_insn_after_noloc): Handle debug insns.
5324 (emit_jump_insn_after_noloc): Likewise.
5325 (emit_call_insn_after_noloc): Likewise.
5326 (emit_debug_insn_after_noloc): Likewise.
5327 (emit_insn_after): Take loc from earlier non-debug insn.
5328 (emit_jump_insn_after): Likewise.
5329 (emit_call_insn_after): Likewise.
5330 (emit_debug_insn_after_setloc): New.
5331 (emit_debug_insn_after): New.
5332 (emit_insn_before): Take loc from later non-debug insn.
5333 (emit_jump_insn_before): Likewise.
5334 (emit_call_insn_before): Likewise.
5335 (emit_debug_insn_before_setloc): New.
5336 (emit_debug_insn_before): New.
5337 (emit_insn): Handle debug insns.
5338 (emit_debug_insn): New.
5339 (emit_jump_insn): Handle debug insns.
5340 (emit_call_insn): Likewise.
5342 (init_emit): Take min-nondebug-insn-uid into account.
5343 Initialize cur_debug_insn_uid.
5344 (emit_copy_of_insn_after): Handle debug insns.
5345 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5346 location of single rhs in place.
5347 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5348 (floor_sdiv_adjust): New.
5349 (cell_sdiv_adjust): New.
5350 (cell_udiv_adjust): New.
5351 (round_sdiv_adjust): New.
5352 (round_udiv_adjust): New.
5353 (wrap_constant): Moved from cselib.
5354 (unwrap_constant): New.
5355 (expand_debug_expr): New.
5356 (expand_debug_locations): New.
5357 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5359 (gimple_expand_cfg): Expand debug locations.
5360 * cselib.c: Include tree-pass.h.
5361 (struct expand_value_data): New.
5362 (cselib_record_sets_hook): New.
5363 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5364 (cselib_clear_table): Move, and implemnet in terms of...
5365 (cselib_reset_table_with_next_value): ... this.
5366 (cselib_get_next_unknown_value): New.
5367 (discard_useless_locs): Don't discard preserved values.
5368 (cselib_preserve_value): New.
5369 (cselib_preserved_value_p): New.
5370 (cselib_preserve_definitely): New.
5371 (cselib_clear_preserve): New.
5372 (cselib_preserve_only_values): New.
5373 (new_cselib_val): Take rtx argument. Dump it in details.
5374 (cselib_lookup_mem): Adjust.
5375 (expand_loc): Take regs_active in struct. Adjust. Silence
5376 dumps unless details are requested.
5377 (cselib_expand_value_rtx_cb): New.
5378 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5379 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5380 without details. Copy more subregs. Try to resolve values
5381 using a callback. Wrap constants.
5382 (cselib_subst_to_values): Adjust.
5383 (cselib_log_lookup): New.
5384 (cselib_lookup): Call it.
5385 (cselib_invalidate_regno): Don't count preserved values as useless.
5386 (cselib_invalidate_mem): Likewise.
5387 (cselib_record_set): Likewise.
5388 (struct set): Renamed to cselib_set, moved to cselib.h.
5389 (cselib_record_sets): Adjust. Call hook.
5390 (cselib_process_insn): Reset table when it would be cleared.
5391 (dump_cselib_val): New.
5392 (dump_cselib_table): New.
5393 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5394 (remove_forwarder_block): Support moving debug stmts.
5395 * cselib.h (cselib_record_sets_hook): Declare.
5396 (cselib_expand_callback): New type.
5397 (cselib_expand_value_rtx_cb): Declare.
5398 (cselib_reset_table_with_next_value): Declare.
5399 (cselib_get_next_unknown_value): Declare.
5400 (cselib_preserve_value): Declare.
5401 (cselib_preserved_value_p): Declare.
5402 (cselib_preserve_only_values): Declare.
5403 (dump_cselib_table): Declare.
5404 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5405 (try_crossjump_to_edge): Likewise.
5406 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5407 dominated blocks when debug stmts are present.
5408 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5409 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5410 (set_var_live_on_entry): Likewise.
5411 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5412 * cfglayout.c (curr_location, last_location): Make static.
5413 (set_curr_insn_source_location): Don't avoid bouncing.
5414 (get_curr_insn_source_location): New.
5415 (get_curr_insn_block): New.
5416 (duplicate_insn_chain): Handle debug insns.
5417 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5419 * common.opt (fcompare-debug): Move to sort order.
5420 (fdump-unnumbered-links): Likewise.
5421 (fvar-tracking-assignments): New.
5422 (fvar-tracking-assignments-toggle): New.
5423 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5424 because of debug stmts.
5425 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5426 (eliminate_unnecessary_stmts): Walk dominated blocks before
5428 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5429 * ira.c (memref_used_between_p): Skip debug insns.
5430 (update_equiv_regs): Likewise.
5431 * sched-deps.c (sd_lists_size): Accept empty list.
5432 (sd_init_insn): Mark debug insns.
5433 (sd_finish_insn): Unmark them.
5434 (sd_add_dep): Reject non-debug deps on debug insns.
5435 (fixup_sched_groups): Give debug insns group treatment.
5437 (sched_analyze_reg): Don't mark debug insns for sched before call.
5438 (sched_analyze_2): Handle debug insns.
5439 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5441 (deps_analyze_insn): Handle debug insns.
5442 (deps_start_bb): Skip debug insns.
5443 (init_deps): Initialize last_debug_insn.
5444 * tree-ssa.c (target_for_debug_bind): New.
5445 (find_released_ssa_name): New.
5446 (propagate_var_def_into_debug_stmts): New.
5447 (propagate_defs_into_debug_stmts): New.
5448 (verify_ssa): Skip debug bind stmts without values.
5449 (warn_uninialized_vars): Skip debug stmts.
5450 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5451 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5452 (rtx_equal_p): Likewise.
5453 * ira-costs.c (scan_one_insn): Skip debug insns.
5454 (process_bb_node_for_hard_reg_moves): Likewise.
5455 * rtl.h (DEBUG_INSN_P): New.
5456 (NONDEBUG_INSN_P): New.
5457 (MAY_HAVE_DEBUG_INSNS): New.
5458 (INSN_P): Accept debug insns.
5459 (RTX_FRAME_RELATED_P): Likewise.
5460 (INSN_DELETED_P): Likewise
5461 (PAT_VAR_LOCATION_DECL): New.
5462 (PAT_VAR_LOCATION_LOC): New.
5463 (PAT_VAR_OCATION_STATUS): New.
5464 (NOTE_VAR_LOCATION_DECL): Reimplement.
5465 (NOTE_VAR_LOCATION_LOC): Likewise.
5466 (NOTE_VAR_LOCATION_STATUS): Likewise.
5467 (INSN_VAR_LOCATION): New.
5468 (INSN_VAR_LOCATION_DECL): New.
5469 (INSN_VAR_LOCATION_LOC): New.
5470 (INSN_VAR_LOCATION_STATUS): New.
5471 (gen_rtx_UNKNOWN_VAR_LOC): New.
5472 (VAR_LOC_UNKNOWN_P): New.
5473 (NOTE_DURING_CALL_P): New.
5474 (SCHED_GROUP_P): Accept debug insns.
5475 (emit_debug_insn_before): Declare.
5476 (emit_debug_insn_before_noloc): Declare.
5477 (emit_debug_insn_beore_setloc): Declare.
5478 (emit_debug_insn_after): Declare.
5479 (emit_debug_insn_after_noloc): Declare.
5480 (emit_debug_insn_after_setloc): Declare.
5481 (emit_debug_insn): Declare.
5482 (make_debug_insn_raw): Declare.
5483 (prev_nondebug_insn): Declare.
5484 (next_nondebug_insn): Declare.
5485 (delegitimize_mem_from_attrs): Declare.
5486 (get_max_insn_count): Declare.
5487 (wrap_constant): Declare.
5488 (unwrap_constant): Declare.
5489 (get_curr_insn_source_location): Declare.
5490 (get_curr_insn_block): Declare.
5491 * tree-inline.c (insert_debug_decl_map): New.
5492 (processing_debug_stmt): New.
5493 (remap_decl): Don't create new mappings in debug stmts.
5494 (remap_gimple_op_r): Don't add references in debug stmts.
5495 (copy_tree_body_r): Likewise.
5496 (remap_gimple_stmt): Handle debug bind stmts.
5497 (copy_bb): Skip debug stmts.
5498 (copy_edges_for_bb): Likewise.
5499 (copy_debug_stmt): New.
5500 (copy_debug_stmts): New.
5501 (copy_body): Copy debug stmts at the end.
5502 (insert_init_debug_bind): New.
5503 (insert_init_stmt): Take id. Skip and emit debug stmts.
5504 (setup_one_parameter): Remap variable earlier, register debug mapping.
5505 (estimate_num_insns): Skip debug stmts.
5506 (expand_call_inline): Preserve debug_map.
5507 (optimize_inline_calls): Check for no debug_stmts left-overs.
5508 (unsave_expr_now): Preserve debug_map.
5509 (copy_gimple_seq_and_replace_locals): Likewise.
5510 (tree_function_versioning): Check for no debug_stmts left-overs.
5511 Init and destroy debug_map as needed. Split edges unconditionally.
5512 (build_duplicate_type): Init and destroy debug_map as needed.
5513 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5514 (struct copy_body_data): Add debug_stmts and debug_map.
5515 * sched-int.h (struct ready_list): Add n_debug.
5516 (struct deps): Add last_debug_insn.
5517 (DEBUG_INSN_SCHED_P): New.
5518 (BOUNDARY_DEBUG_INSN_P): New.
5519 (SCHEDULE_DEBUG_INSN_P): New.
5520 (sd_iterator_cond): Accept empty list.
5521 * combine.c (create_log_links): Skip debug insns.
5522 (combine_instructions): Likewise.
5523 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5524 return value is always unshared.
5525 (struct rtx_subst_pair): New.
5526 (auto_adjust_pair): New.
5527 (propagate_for_debug_subst): New.
5528 (propagate_for_debug): New.
5529 (try_combine): Skip debug insns. Propagate removed defs into
5531 (next_nonnote_nondebug_insn): New.
5532 (distribute_notes): Use it. Skip debug insns.
5533 (distribute_links): Skip debug insns.
5534 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5535 * resource.c (mark_target_live_regs): Likewise.
5536 * var-tracking.c: Include cselib.h and target.h.
5537 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5539 (micro_operation_type_name): New.
5540 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5541 (struct micro_operation_def): Update comments.
5542 (decl_or_value): New type. Use instead of decls.
5543 (struct emit_note_data_def): Add vars.
5544 (struct attrs_def): Use decl_or_value.
5545 (struct variable_tracking_info_def): Add permp, flooded.
5546 (struct location_chain_def): Update comment.
5547 (struct variable_part_def): Use decl_or_value.
5548 (struct variable_def): Make var_part a variable length array.
5550 (scratch_regs): New.
5551 (cselib_hook_called): New.
5552 (dv_is_decl_p): New.
5553 (dv_is_value_p): New.
5556 (dv_as_opaque): New.
5557 (dv_onepart_p): New.
5559 (IS_DECL_CODE): New.
5560 (check_value_is_not_decl): New.
5561 (dv_from_decl): New.
5562 (dv_from_value): New.
5563 (dv_htab_hash): New.
5564 (variable_htab_hash): Use it.
5565 (variable_htab_eq): Support values.
5566 (variable_htab_free): Free from the right pool.
5567 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5568 (attrs_list_union): Adjust.
5569 (attrs_list_mpdv_union): New.
5570 (tie_break_pointers): New.
5571 (canon_value_cmp): New.
5572 (unshare_variable): Return possibly-modified slot.
5573 (vars_copy_1): Adjust.
5574 (var_reg_decl_set): Adjust. Split out of...
5575 (var_reg_set): ... this.
5576 (get_init_value): Adjust.
5577 (var_reg_delete_and_set): Adjust.
5578 (var_reg_delete): Adjust.
5579 (var_regno_delete): Adjust.
5580 (var_mem_decl_set): Split out of...
5581 (var_mem_set): ... this.
5582 (var_mem_delete_and_set): Adjust.
5583 (var_mem_delete): Adjust.
5587 (variable_union): Adjust. Speed up merge of 1-part vars.
5588 (variable_canonicalize): Use unshared slot.
5589 (VALUED_RECURSED_INTO): New.
5590 (find_loc_in_1pdv): New.
5591 (struct dfset_merge): New.
5592 (insert_into_intersection): New.
5593 (intersect_loc_chains): New.
5595 (canonicalize_loc_order_check): New.
5596 (canonicalize_values_mark): New.
5597 (canonicalize_values_star): New.
5598 (variable_merge_over_cur): New.
5599 (variable_merge_over_src): New.
5600 (dataflow_set_merge): New.
5601 (dataflow_set_equiv_regs): New.
5602 (remove_duplicate_values): New.
5603 (struct dfset_post_merge): New.
5604 (variable_post_merge_new_vals): New.
5605 (variable_post_merge_perm_vals): New.
5606 (dataflow_post_merge_adjust): New.
5607 (find_mem_expr_in_1pdv): New.
5608 (dataflow_set_preserve_mem_locs): New.
5609 (dataflow_set_remove_mem_locs): New.
5610 (dataflow_set_clear_at_call): New.
5611 (onepart_variable_different_p): New.
5612 (variable_different_p): Use it.
5613 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5614 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5616 (track_loc_p): Pass it true.
5617 (struct count_use_info): New.
5618 (find_use_val): New.
5619 (replace_expr_with_values): New.
5621 (use_type): New, partially split out of...
5622 (count_uses): ... this. Count new micro-ops.
5623 (count_uses_1): Adjust.
5624 (count_stores): Adjust.
5625 (count_with_sets): New.
5626 (VAL_NEEDS_RESOLUTION): New.
5627 (VAL_HOLDS_TRACK_EXPR): New.
5628 (VAL_EXPR_IS_COPIED): New.
5629 (VAL_EXPR_IS_CLOBBERED): New.
5630 (add_uses): Adjust. Generate new micro-ops.
5631 (add_uses_1): Adjust.
5632 (add_stores): Generate new micro-ops.
5633 (add_with_sets): New.
5634 (find_src_status): Adjust.
5635 (find_src_set_src): Adjust.
5636 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5637 Handle new micro-ops. Canonicalize value equivalances.
5638 (vt_find_locations): Compute total size of hash tables for
5639 dumping. Perform merge for var-tracking-assignments. Don't
5640 disregard single-block loops.
5641 (dump_attrs_list): Handle decl_or_value.
5642 (dump_variable): Take variable. Deal with decl_or_value.
5643 (dump_variable_slot): New.
5644 (dump_vars): Use it.
5645 (dump_dataflow_sets): Adjust.
5646 (set_slot_part): New, extended to support one-part variables
5647 after splitting out of...
5648 (set_variable_part): ... this.
5649 (clobber_slot_part): New, split out of...
5650 (clobber_variable_part): ... this.
5651 (delete_slot_part): New, split out of...
5652 (delete_variable_part): .... this.
5653 (check_wrap_constant): New.
5654 (vt_expand_loc_callback): New.
5655 (vt_expand_loc): New.
5656 (emit_note_insn_var_location): Adjust. Handle values. Handle
5657 EMIT_NOTE_AFTER_CALL_INSN.
5658 (emit_notes_for_differences_1): Adjust. Handle values.
5659 (emit_notes_for_differences_2): Likewise.
5660 (emit_notes_for_differences): Adjust.
5661 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5662 Adjust. Handle new micro-ops.
5663 (vt_add_function_parameters): Adjust. Create and bind values.
5664 (vt_initialize): Adjust. Initialize scratch_regs and
5665 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5666 operations. Move some code to count_with_sets and add_with_sets.
5667 (delete_debug_insns): New.
5668 (vt_debug_insns_local): New.
5669 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5671 (var_tracking_main): If var-tracking-assignments is enabled
5672 but var-tracking isn't, delete debug insns and leave. Likewise
5673 if we exceed limits or fail the stack adjustments tests, and
5674 after all var-tracking processing.
5675 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5676 (dataflow_set): Add traversed_vars.
5677 (value_chain, const_value_chain): New typedefs.
5678 (value_chain_pool, value_chains): New variables.
5679 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5680 add_value_chains, add_cselib_value_chains, remove_value_chain,
5681 remove_value_chains, remove_cselib_value_chains): New functions.
5682 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5683 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5685 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5686 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5687 (dst_can_be_shared): New variable.
5688 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5689 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5690 different from set->vars, look up slot again instead of using the
5692 (dataflow_set_init): Initialize traversed_vars.
5693 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5694 lookup if set->vars is shared. Don't keep slot cleared before
5695 calling unshare_variable. Unshare set->vars if needed. Adjust
5696 unshare_variable callers. Clear dst_can_be_shared if needed.
5697 Even ->refcount == 1 vars must be unshared if set->vars is shared
5698 and var needs to be modified.
5699 (dataflow_set_union): Set traversed_vars during canonicalization.
5700 (VALUE_CHANGED, DECL_CHANGED): Define.
5701 (set_dv_changed, dv_changed_p): New static inlines.
5702 (track_expr_p): Clear DECL_CHANGED.
5703 (dump_dataflow_sets): Set it.
5704 (variable_was_changed): Call set_dv_changed.
5705 (emit_note_insn_var_location): Likewise.
5706 (changed_variables_stack): New variable.
5707 (check_changed_vars_1, check_changed_vars_2): New functions.
5708 (emit_notes_for_changes): Do nothing if changed_variables is
5709 empty. Traverse changed_variables with check_changed_vars_1,
5710 call check_changed_vars_2 on each changed_variables_stack entry.
5711 (emit_notes_in_bb): Add SET argument. Just clear it at the
5712 beginning, use it instead of local &set, don't destroy it at the end.
5713 (vt_emit_notes): Call dataflow_set_clear early on all
5714 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5715 computed set, dataflow_set_clear also VTI(bb)->in when we are
5716 done with the basic block. Initialize changed_variables_stack,
5717 free it afterwards. If ENABLE_CHECKING verify that after noting
5718 differences to an empty set value_chains hash table is empty.
5719 (vt_initialize): Initialize value_chains and value_chain_pool.
5720 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5721 (variable_tracking_main): Call dump_dataflow_sets before calling
5722 vt_emit_notes, not after it.
5723 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5724 (propagate_var_def_into_debug_stmts): Declare.
5725 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5726 (df_set_note): Reject debug insns.
5727 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5728 add notes to debug insns.
5729 (df_note_bb_compute): Adjust. Likewise.
5730 (df_simulate_uses): Skip debug insns.
5731 (df_simulate_initialize_backwards): Likewise.
5732 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5733 (subst_stack_regs_pat): Reject debug insns.
5734 (convert_regs_1): Handle debug insns.
5735 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5736 (print-rtl.o): Depend on cselib.h.
5737 (cselib.o): Depend on TREE_PASS_H.
5738 (var-tracking.o): Depend on cselib.h and TARGET_H.
5739 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5740 (init_ready_list): Skip boundary debug insns.
5741 (add_branch_dependences): Skip debug insns.
5742 (free_block_dependencies): Check for blocks with only debug insns.
5743 (compute_priorities): Likewise.
5744 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5745 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5747 (gimple_build_debug_bind_stat): New.
5748 (empty_body_p): Skip debug stmts.
5749 (gimple_has_side_effects): Likewise.
5750 (gimple_rhs_has_side_effects): Likewise.
5751 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5752 (gimple_build_debug_bind_stat): Declare.
5753 (gimple_build_debug_bind): Define.
5754 (is_gimple_debug): New.
5755 (gimple_debug_bind_p): New.
5756 (gimple_debug_bind_get_var): New.
5757 (gimple_debug_bind_get_value): New.
5758 (gimple_debug_bind_get_value_ptr): New.
5759 (gimple_debug_bind_set_var): New.
5760 (gimple_debug_bind_set_value): New.
5761 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5762 (gimple_debug_bind_reset_value): New.
5763 (gimple_debug_bind_has_value_p): New.
5764 (gsi_next_nondebug): New.
5765 (gsi_prev_nondebug): New.
5766 (gsi_start_nondebug_bb): New.
5767 (gsi_last_nondebug_bb): New.
5768 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5769 (print_insn): Handle DEBUG_INSN.
5770 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5771 of first insn prevail.
5772 (first_stmt): Skip debug stmts.
5773 (first_non_label_stmt): Likewise.
5774 (last_stmt): Likewise.
5775 (has_zero_uses_1): New.
5776 (single_imm_use_1): New.
5777 (verify_gimple_debug): New.
5778 (verify_types_in_gimple_stmt): Handle debug stmts.
5779 (verify_stmt): Likewise.
5780 (debug_loop_num): Skip debug stmts.
5781 (remove_edge_and_dominated_blocks): Remove dominators last.
5782 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5783 (linearize_expr): Likewise.
5784 * config/i386/i386.c (ix86_delegitimize_address): Call
5785 default implementation.
5786 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5787 (group_barrier_needed): Skip debug insns.
5788 (emit_insn_group_barriers): Likewise.
5789 (emit_all_insn_group_barriers): Likewise.
5790 (ia64_variable_issue): Handle debug insns.
5791 (ia64_dfa_new_cycle): Likewise.
5792 (final_emit_insn_group_barriers): Skip debug insns.
5793 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5794 def cfa without frame.
5795 (process_set): Likewise.
5796 (process_for_unwind_directive): Pass frame on.
5797 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5798 (rs6000_delegitimize_address): New.
5799 (rs6000_debug_adjust_cost): Handle debug insns.
5800 (is_microcoded_insn): Likewise.
5801 (is_cracked_insn): Likewise.
5802 (is_nonpipeline_insn): Likewise.
5803 (insn_must_be_first_in_group): Likewise.
5804 (insn_must_be_last_in_group): Likewise.
5805 (force_new_group): Likewise.
5806 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5807 contains only debug insns.
5808 (rtl_merge_blocks): Skip debug insns.
5809 (purge_dead_edges): Likewise.
5810 (rtl_block_ends_with_call_p): Skip debug insns.
5811 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5812 (mark_reg_dependencies): Skip debug insns.
5813 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5814 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5815 * tree-ssa-threadedge.c
5816 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5817 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5818 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5819 (copyprop_hardreg_forward_1): Handle debug insns.
5820 * reload1.c (reload): Skip debug insns. Replace unassigned
5821 pseudos in debug insns with their equivalences.
5822 (eliminate_regs_in_insn): Skip debug insns.
5823 (emit_input_reload_insns): Skip debug insns at first, adjust
5825 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5826 (get_indirect_ref_operands): Pass opf_no_vops on.
5827 (get_expr_operands): Likewise. Skip debug stmts.
5828 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5830 2009-09-01 Richard Henderson <rth@redhat.com>
5832 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5833 stmt_ends_pp_p statements at least once.
5834 * tree-vrp.c (vrp_initialize): Likewise.
5835 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5837 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5840 Fix AIX bootstrap after PR debug/30161
5841 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5842 that is a GNU extension.
5843 (tmpl_value_parm_die_table): Move the definition of this global
5844 outside #ifdef DWARF2_DEBUGGING_INFO region.
5846 2009-09-01 Richard Guenther <rguenther@suse.de>
5848 * tree.c (tree_expr_size): New function.
5849 * tree.h (tree_expr_size): Declare.
5850 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5851 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5852 * langhooks.c (lhd_expr_size): Remove.
5853 * langhooks.h (struct lang_hooks): Remove expr_size.
5854 * explow.c (expr_size): Use tree_expr_size.
5855 (int_expr_size): Likewise.
5856 * langhooks-def.h (lhd_expr_size): Remove.
5857 (LANG_HOOKS_EXPR_SIZE): Likewise.
5858 (LANG_HOOKS_INITIALIZER): Adjust.
5860 2009-09-01 Richard Guenther <rguenther@suse.de>
5862 * tree-flow.h (mark_addressable): Move declaration ...
5863 * tree.h (mark_addressable): ... here.
5864 * stmt.c (expand_asm_operands): Use mark_addressable, not
5865 lang_hooks.mark_addressable.
5866 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5867 LANG_HOOKS_MARK_ADDRESSABLE.
5868 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5869 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5871 2009-08-31 Chris Demetriou <cgd@google.com>
5873 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5874 vectorize if not TARGET_SSE2.
5876 2009-08-31 DJ Delorie <dj@redhat.com>
5878 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5879 registers if no coprocessor is enabled.
5881 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5884 * cgraph.h (cgraph_get_node): Declare ...
5885 * cgraph.c (cgraph_get_node): ... new function.
5886 * dwarf2out.c (gen_generic_params_dies,
5887 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5888 make_ith_pack_parameter_name,
5889 append_entry_to_tmpl_value_parm_die_table,
5890 gen_remaining_tmpl_value_param_die_attribute): New functions.
5891 (gen_subprogram_die): Generate debug info for template parameters
5892 if debug info level is higher than DINFO_LEVEL_TERSE.
5893 Use tree_add_const_value_attribute_for_decl instead of
5894 tree_add_const_value_attribute.
5895 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5896 instead of tree_add_const_value_attribute.
5897 (gen_struct_or_union_type_die): Generate debug
5898 info for template parameters if debug info level is higher than
5900 (tree_add_const_value_attribute): Handle integral and pointer
5901 constants. Update comment.
5902 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5903 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5904 (reference_to_unused): Fix thinko. Remove redundant predicates from
5906 (tree_add_const_value_attribute): Make this work for constant
5908 tree_add_const_value_attribute_for_decl is to be used for variable
5910 (add_location_or_const_value_attribute): Use
5911 tree_add_const_value_attribute_for_decl now.
5912 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5913 DW_TAG_template_value_param DIEs after function DIEs have been
5915 * langhooks.h (lang_hooks_for_types): Add
5916 get_argument_pack_elems.
5917 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5918 (lang_hooks): Added get_innermost_generic_parms,
5919 get_innermost_generic_args.
5920 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5921 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5922 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5923 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5925 2009-08-31 DJ Delorie <dj@redhat.com>
5927 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5928 it once we start generating the prologue or epilogue.
5929 (mep_call_saves_register): If the frame is locked, re-use
5931 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5932 (mep_expand_prologue): Call it.
5933 (mep_expand_epilogue): Likewise.
5934 (mep_start_function): Use the same logic as mep_expand_prologue.
5935 (mep_pass_by_reference): Make logic more readable.
5936 (mep_return_in_memory): Zero-sized objects are passed in memory.
5937 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5939 2009-08-31 Richard Guenther <rguenther@suse.de>
5941 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5942 to query if the memory regions for memmove overlap.
5943 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5944 asserts on pointers, instead deal with odd trees.
5945 (ptr_derefs_may_alias_p): Likewise.
5946 (refs_may_alias_p_1): Constructor bases also never alias.
5948 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5950 * doc/install.texi (Final install): Adjust reference on where to
5951 order printed manuals.
5953 2009-08-30 Olivier Hainque <hainque@adacore.com>
5955 * dwarf2out.c (switch_to_frame_table_section): Move
5956 definition prior to first use.
5958 2009-08-30 Richard Guenther <rguenther@suse.de>
5960 PR tree-optimization/41186
5961 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5962 (ao_ref_init_from_ptr_and_size): New function.
5963 (ref_maybe_used_by_call_p_1): Be more precise tracking
5964 used ranges for builtin functions.
5965 (ref_maybe_used_by_call_p): Adjust.
5966 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5967 ranges for builtin functions.
5968 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5970 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5973 * fwprop.c (get_reg_use_in): Delete.
5974 (free_load_extend): New function.
5975 (forward_propagate_subreg): Use it.
5977 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5979 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5981 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5984 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5987 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5989 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5990 fini or fini_array section.
5992 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5994 * graphite-dependences.c (graphite_legal_transform_bb): Call
5995 pbb_remove_duplicate_pdrs.
5996 * graphite-poly.c (can_collapse_pdr): Removed.
5997 (pdr_find_duplicate): Removed.
5998 (can_collapse_pdrs): New.
5999 (pbb_remove_duplicate_pdrs): New.
6000 (new_poly_dr): Do not look for duplicates.
6001 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6002 (PBB_PDR_DUPLICATES_REMOVED): New.
6003 (pbb_remove_duplicate_pdrs): Declared.
6005 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6007 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6008 the strides by multiplying by PDR_NB_REFS.
6009 * graphite-poly.c (can_collapse_pdr): New.
6010 (pdr_find_duplicate): New.
6011 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6012 Initialize PDR_NB_REFS.
6013 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6015 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6017 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6020 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6023 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6025 * graphite-dependences.c (pddr_original_scattering): Return NULL
6026 for read-read dependence relations.
6027 * graphite-poly.h (enum poly_dr_type): Fix comment.
6030 (pdr_may_write_p): New.
6032 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6034 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6035 (struct poly_dr): Same.
6036 (new_poly_dr): Same.
6037 * graphite-poly.c (new_poly_dr): Same.
6038 * graphite-dependences.c (dot_deps): Disable call to system.
6040 2009-08-28 Cary Coutant <ccoutant@google.com>
6043 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6044 struct/union/enum types local to a function.
6046 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6047 Sebastian Pop <sebastian.pop@amd.com>
6049 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6050 pbb_strip_mine_time_depth. Changed the implementation so that
6051 transformation is expressed as a transformation on
6052 time (scatttering) dimensions. Also, ensures that the 2d+1
6053 scheduling format is preserved.
6054 (pbb_strip_mine_profitable_p): Profitability is based on the
6055 iteration number of a given time (scattering) dimension,
6056 and not on a original loop depth dimension.
6057 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6058 (pbb_do_strip_mine): Call psct_dynamic_dim.
6059 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6060 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6061 (pbb_nb_dynamic_scattering_transform): New.
6062 (psct_dynamic_dim): New.
6064 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6066 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6067 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6068 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6069 * graphite-interchange.c (build_linearized_memory_access): Same.
6070 (memory_stride_in_loop): Same.
6072 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6074 * graphite-dependences.c (pddr_original_scattering): New.
6075 (graphite_legal_transform_dr): Call pddr_original_scattering.
6078 * graphite-dependences.h (dot_deps): Declared.
6079 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6080 (print_pdr): Print PDR_ID.
6081 * graphite-poly.h (struct poly_dr): Add field id.
6084 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6086 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6088 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6089 not delete the original dependence relation.
6091 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6093 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6094 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6095 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6096 (free_poly_ddr): New.
6097 (pddr_is_empty): New.
6098 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6099 (dependence_polyhedron): Same. Remove useless gcc_assert.
6101 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6102 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6103 * graphite-dependences.h (enum poly_dependence_kind): New.
6104 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6105 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6106 (PDRP_SINK): Renamed PDDR_SINK.
6107 (PDRP_DDP): Renamed PDDR_DDP.
6109 (free_poly_ddr): Declared.
6110 * graphite-poly.c (new_scop): Use the new hash function names.
6111 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6112 into original_pddrs.
6113 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6115 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6117 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6118 bounds with LT_EXPR to make niter analysis more precise on code
6119 generated by Graphite.
6121 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6123 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6124 (graphite_legal_transform_bb): Same.
6125 (poly_drs_may_alias_p): Same.
6127 2009-08-28 Richard Guenther <rguenther@suse.de>
6129 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6131 2009-08-28 Jan Beulich <jbeulich@novell.com>
6133 * config/i386/netware.c: Include langhooks.h.
6134 (i386_nlm_encode_section_info): Simplify.
6135 (netware_override_options): Delete.
6136 * config/i386/netware.h (netware_override_options): Delete
6138 (OVERRIDE_OPTIONS): Delete definition.
6139 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6140 (ASM_COMMENT_START): Define.
6141 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6143 2009-08-28 Jan Beulich <jbeulich@novell.com>
6145 * configure.ac: For in-tree ld, do a plain version check to
6146 determine whether comdat groups are supported.
6147 * configure: Regenerate.
6149 2009-08-28 Olivier Hainque <hainque@adacore.com>
6151 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6152 always defined. Reflect definition or absence of such for
6153 COLLECT_EXPORT_LIST. Readability helper.
6154 (scanfilter): New enum, to help control what symbols
6155 are to be considered or ignored by scan_prog_file.
6156 (enum pass): Rename as "scanpass", moved together with scanfilter
6157 prior to scan_prog_file's prototype.
6158 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6159 Group prototype with the scanpass/scanfilter definitions, factorize
6160 head comments for the several implementations at the prototype.
6161 (main): Reorganize the first pass link control to let AIX
6162 drag only the needed frame tables in executables. Prevent
6163 frame tables collection during the scan aimed at static ctors.
6164 Pre-link and scan for frame tables later to compensate.
6165 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6166 A C statement to issue assembly directives that create a reference
6167 to the given DWARF table identifier label from the current function
6169 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6170 to differentiate first time section entry. Only emit a .data
6171 tables start identifier label the first time around.
6172 (switch_to_frame_table_section): New function. Helper for
6173 output_call_frame_info to switch possibly BACK into the eh_frame
6174 or the debug_frame section depending on FOR_EH.
6175 (output_call_frame_info): Use helper to first enter the proper
6177 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6178 emit a link to the frame table start label from each function
6180 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6181 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6182 * config/rs6000/rs6000-protos.h: Declare it.
6183 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6185 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6187 * config/sh/sh.c (split_branches): Check the result of
6190 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6192 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6193 using -pthread -fopenmp
6195 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6197 * doc/service.texi (service directory): Update URL.
6199 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6201 PR rtl-optimization/40861
6202 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6203 extract word from a multi-word subreg for negative byte positions.
6205 2009-08-27 Tristan Gingold <gingold@adacore.com>
6206 Douglas B Rupp <rupp@gnat.com>
6208 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6209 (SECTION_VMS_OVERLAY): Define.
6210 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6212 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6214 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6215 common_object declarations.
6216 (ia64_section_type_flags): Set section flag for common_object.
6217 * config/ia64/ia64-protos.h
6218 (ia64_vms_output_aligned_decl_common): Declare.
6219 (ia64_vms_elf_asm_named_section): Declare.
6221 2009-08-27 Michael Matz <matz@suse.de>
6223 * expr.c (expand_expr_real_2): New function taking exploded
6224 unary or binary expression, split out from ...
6225 (expand_expr_real_1): ... here. Move over all unary/binary
6226 switch parts to above function, in particular these codes:
6227 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6228 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6229 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6230 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6231 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6232 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6233 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6234 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6235 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6236 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6237 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6238 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6239 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6240 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6241 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6242 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6243 VEC_PACK_FIX_TRUNC_EXPR.
6244 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6247 2009-08-27 Richard Guenther <rguenther@suse.de>
6249 * gengtype.c (main): Handle uint64_t.
6250 * ipa-utils.c (get_base_var): Indent properly.
6251 * tree-ssa-live.c (debug_scope_block): New function.
6252 * tree-flow.h (debug_scope_block): Declare.
6253 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6254 * basic-block.h (enum profile_status): Rename to
6255 enum profile_status_d.
6256 (x_profile_status): Adjust type.
6258 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6261 * dwarf2out.c (get_context_die): Declare this static function.
6262 (gen_type_die_with_usage): Make sure a DIE is a generated for
6263 the context of a typedef.
6265 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6267 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6270 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6272 * config/mips/mips-protos.h (mips_output_sync): Declare.
6273 (mips_sync_loop_insns): Likewise.
6274 (mips_output_sync_loop): Replace first two parameters with an rtx.
6275 * config/mips/mips.c (mips_multi_member): New structure.
6276 (mips_multi_members): New variable.
6277 (mips_multi_start): New function.
6278 (mips_multi_add): Likewise.
6279 (mips_multi_add_insn): Likewise.
6280 (mips_multi_add_label): Likewise.
6281 (mips_multi_last_index): Likewise.
6282 (mips_multi_copy_insn): Likewise.
6283 (mips_multi_set_operand): Likewise.
6284 (mips_multi_write): Likewise.
6285 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6286 (mips_init_print_operand_punct): Update accordingly.
6287 (mips_start_ll_sc_sync_block): New function.
6288 (mips_end_ll_sc_sync_block): Likewise.
6289 (mips_output_sync): Likewise.
6290 (mips_sync_insn1_template): Likewise.
6291 (mips_sync_insn2_template): Likewise.
6292 (mips_get_sync_operand): Likewise.
6293 (mips_process_sync_loop): Likewise.
6294 (mips_output_sync_loop): Use mips_process_sync_loop.
6295 (mips_sync_loop_insns): New function.
6296 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6297 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6298 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6299 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6300 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6301 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6302 (MIPS_SYNC_OLD_OP_12): Likewise.
6303 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6304 (MIPS_SYNC_NEW_OP_12): Likewise.
6305 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6306 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6307 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6308 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6309 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6310 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6311 * config/mips/mips.md (sync_mem): New attribute.
6312 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6313 (sync_exclusive_mask, sync_required_oldval): Likewise.
6314 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6315 (sync_release_barrier): Likewise.
6316 (length): Handle sync loops.
6317 (sync): Use mips_output_sync.
6318 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6319 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6320 and use mips_output_sync_loop.
6321 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6322 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6323 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6324 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6325 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6326 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6327 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6328 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6329 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6331 2009-08-26 Richard Guenther <rguenther@suse.de>
6334 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6335 the types to not match.
6336 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6338 * tree-ssa.c (useless_type_conversion_p): Conversions to
6339 pointers to unprototyped functions are useless.
6341 2009-08-26 Richard Guenther <rguenther@suse.de>
6343 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6344 whole-program condition, prepare to be called for non-globals.
6345 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6346 params build a representative with known type and track its fields.
6348 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6350 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6351 clearing by a taken branch.
6352 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6353 effectively after bbro pass.
6354 (sync_nand<mode>): Ditto.
6355 (sync_old_<fetchop_name><mode>): Ditto.
6356 (sync_old_nand<mode>): Ditto.
6357 (sync_new_<fetchop_name><mode>): Dito.
6358 (sync_new_nand<mode>): Ditto.
6359 (sync_compare_and_swap<mode>_1): Ditto.
6360 (*sync_compare_and_swap<mode>): Ditto.
6361 (sync_lock_test_and_set<mode>_1): Ditto.
6362 ("sync_lock_test_and_set<mode>): Ditto.
6364 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6366 * hwint.h (HOST_LONG_FORMAT): New macro
6367 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6368 Use HOST_PTR_PRINTF.
6369 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6370 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6371 (HOST_PTR_PRINTF): Document.
6373 2009-08-25 Jan Hubicka <jh@suse.cz>
6375 * config/i386/bmmintrin.h: Replace by #error.
6378 Michael Meissner <michael.meissner@amd.com>
6379 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6380 Tony Linthicum <tony.linthicum@amd.com>
6382 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6383 (TARGET_ROUND): New macro for the round/ptest instructions which
6384 are shared between SSE4.1 and SSE5.
6385 (OPTION_MASK_ISA_ROUND): Ditto.
6386 (OPTION_ISA_ROUND): Ditto.
6387 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6388 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6390 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6391 (-mfused-madd): New switch to give users control over whether the
6392 compiler optimizes to use the multiply/add SSE5 instructions.
6394 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6395 (ix86_handle_option): Turn off 3dnow if -msse5.
6396 (override_options): Add SSE5 support.
6397 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6399 (ix86_expand_sse_movcc): Add SSE5 support.
6400 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6401 vector type to the next largest size.
6402 (ix86_expand_sse5_pack): New function to use pperm to pack a
6403 vector type to the next smallest size.
6404 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6405 (IX86_BUILTIN_FMADDSD): Ditto.
6406 (IX86_BUILTIN_FMADDPS): Ditto.
6407 (IX86_BUILTIN_FMADDPD): Ditto.
6408 (IX86_BUILTIN_FMSUBSS): Ditto.
6409 (IX86_BUILTIN_FMSUBSD): Ditto.
6410 (IX86_BUILTIN_FMSUBPS): Ditto.
6411 (IX86_BUILTIN_FMSUBPD): Ditto.
6412 (IX86_BUILTIN_FNMADDSS): Ditto.
6413 (IX86_BUILTIN_FNMADDSD): Ditto.
6414 (IX86_BUILTIN_FNMADDPS): Ditto.
6415 (IX86_BUILTIN_FNMADDPD): Ditto.
6416 (IX86_BUILTIN_FNMSUBSS): Ditto.
6417 (IX86_BUILTIN_FNMSUBSD): Ditto.
6418 (IX86_BUILTIN_FNMSUBPS): Ditto.
6419 (IX86_BUILTIN_FNMSUBPD): Ditto.
6420 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6421 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6422 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6423 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6424 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6425 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6426 (IX86_BUILTIN_PPERM): Ditto.
6427 (IX86_BUILTIN_PERMPS): Ditto.
6428 (IX86_BUILTIN_PERMPD): Ditto.
6429 (IX86_BUILTIN_PMACSSWW): Ditto.
6430 (IX86_BUILTIN_PMACSWW): Ditto.
6431 (IX86_BUILTIN_PMACSSWD): Ditto.
6432 (IX86_BUILTIN_PMACSWD): Ditto.
6433 (IX86_BUILTIN_PMACSSDD): Ditto.
6434 (IX86_BUILTIN_PMACSDD): Ditto.
6435 (IX86_BUILTIN_PMACSSDQL): Ditto.
6436 (IX86_BUILTIN_PMACSSDQH): Ditto.
6437 (IX86_BUILTIN_PMACSDQL): Ditto.
6438 (IX86_BUILTIN_PMACSDQH): Ditto.
6439 (IX86_BUILTIN_PMADCSSWD): Ditto.
6440 (IX86_BUILTIN_PMADCSWD): Ditto.
6441 (IX86_BUILTIN_PHADDBW): Ditto.
6442 (IX86_BUILTIN_PHADDBD): Ditto.
6443 (IX86_BUILTIN_PHADDBQ): Ditto.
6444 (IX86_BUILTIN_PHADDWD): Ditto.
6445 (IX86_BUILTIN_PHADDWQ): Ditto.
6446 (IX86_BUILTIN_PHADDDQ): Ditto.
6447 (IX86_BUILTIN_PHADDUBW): Ditto.
6448 (IX86_BUILTIN_PHADDUBD): Ditto.
6449 (IX86_BUILTIN_PHADDUBQ): Ditto.
6450 (IX86_BUILTIN_PHADDUWD): Ditto.
6451 (IX86_BUILTIN_PHADDUWQ): Ditto.
6452 (IX86_BUILTIN_PHADDUDQ): Ditto.
6453 (IX86_BUILTIN_PHSUBBW): Ditto.
6454 (IX86_BUILTIN_PHSUBWD): Ditto.
6455 (IX86_BUILTIN_PHSUBDQ): Ditto.
6456 (IX86_BUILTIN_PROTB): Ditto.
6457 (IX86_BUILTIN_PROTW): Ditto.
6458 (IX86_BUILTIN_PROTD): Ditto.
6459 (IX86_BUILTIN_PROTQ): Ditto.
6460 (IX86_BUILTIN_PROTB_IMM): Ditto.
6461 (IX86_BUILTIN_PROTW_IMM): Ditto.
6462 (IX86_BUILTIN_PROTD_IMM): Ditto.
6463 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6464 (IX86_BUILTIN_PSHLB): Ditto.
6465 (IX86_BUILTIN_PSHLW): Ditto.
6466 (IX86_BUILTIN_PSHLD): Ditto.
6467 (IX86_BUILTIN_PSHLQ): Ditto.
6468 (IX86_BUILTIN_PSHAB): Ditto.
6469 (IX86_BUILTIN_PSHAW): Ditto.
6470 (IX86_BUILTIN_PSHAD): Ditto.
6471 (IX86_BUILTIN_PSHAQ): Ditto.
6472 (IX86_BUILTIN_FRCZSS): Ditto.
6473 (IX86_BUILTIN_FRCZSD): Ditto.
6474 (IX86_BUILTIN_FRCZPS): Ditto.
6475 (IX86_BUILTIN_FRCZPD): Ditto.
6476 (IX86_BUILTIN_CVTPH2PS): Ditto.
6477 (IX86_BUILTIN_CVTPS2PH): Ditto.
6478 (IX86_BUILTIN_COMEQSS): Ditto.
6479 (IX86_BUILTIN_COMNESS): Ditto.
6480 (IX86_BUILTIN_COMLTSS): Ditto.
6481 (IX86_BUILTIN_COMLESS): Ditto.
6482 (IX86_BUILTIN_COMGTSS): Ditto.
6483 (IX86_BUILTIN_COMGESS): Ditto.
6484 (IX86_BUILTIN_COMUEQSS): Ditto.
6485 (IX86_BUILTIN_COMUNESS): Ditto.
6486 (IX86_BUILTIN_COMULTSS): Ditto.
6487 (IX86_BUILTIN_COMULESS): Ditto.
6488 (IX86_BUILTIN_COMUGTSS): Ditto.
6489 (IX86_BUILTIN_COMUGESS): Ditto.
6490 (IX86_BUILTIN_COMORDSS): Ditto.
6491 (IX86_BUILTIN_COMUNORDSS): Ditto.
6492 (IX86_BUILTIN_COMFALSESS): Ditto.
6493 (IX86_BUILTIN_COMTRUESS): Ditto.
6494 (IX86_BUILTIN_COMEQSD): Ditto.
6495 (IX86_BUILTIN_COMNESD): Ditto.
6496 (IX86_BUILTIN_COMLTSD): Ditto.
6497 (IX86_BUILTIN_COMLESD): Ditto.
6498 (IX86_BUILTIN_COMGTSD): Ditto.
6499 (IX86_BUILTIN_COMGESD): Ditto.
6500 (IX86_BUILTIN_COMUEQSD): Ditto.
6501 (IX86_BUILTIN_COMUNESD): Ditto.
6502 (IX86_BUILTIN_COMULTSD): Ditto.
6503 (IX86_BUILTIN_COMULESD): Ditto.
6504 (IX86_BUILTIN_COMUGTSD): Ditto.
6505 (IX86_BUILTIN_COMUGESD): Ditto.
6506 (IX86_BUILTIN_COMORDSD): Ditto.
6507 (IX86_BUILTIN_COMUNORDSD): Ditto.
6508 (IX86_BUILTIN_COMFALSESD): Ditto.
6509 (IX86_BUILTIN_COMTRUESD): Ditto.
6510 (IX86_BUILTIN_COMEQPS): Ditto.
6511 (IX86_BUILTIN_COMNEPS): Ditto.
6512 (IX86_BUILTIN_COMLTPS): Ditto.
6513 (IX86_BUILTIN_COMLEPS): Ditto.
6514 (IX86_BUILTIN_COMGTPS): Ditto.
6515 (IX86_BUILTIN_COMGEPS): Ditto.
6516 (IX86_BUILTIN_COMUEQPS): Ditto.
6517 (IX86_BUILTIN_COMUNEPS): Ditto.
6518 (IX86_BUILTIN_COMULTPS): Ditto.
6519 (IX86_BUILTIN_COMULEPS): Ditto.
6520 (IX86_BUILTIN_COMUGTPS): Ditto.
6521 (IX86_BUILTIN_COMUGEPS): Ditto.
6522 (IX86_BUILTIN_COMORDPS): Ditto.
6523 (IX86_BUILTIN_COMUNORDPS): Ditto.
6524 (IX86_BUILTIN_COMFALSEPS): Ditto.
6525 (IX86_BUILTIN_COMTRUEPS): Ditto.
6526 (IX86_BUILTIN_COMEQPD): Ditto.
6527 (IX86_BUILTIN_COMNEPD): Ditto.
6528 (IX86_BUILTIN_COMLTPD): Ditto.
6529 (IX86_BUILTIN_COMLEPD): Ditto.
6530 (IX86_BUILTIN_COMGTPD): Ditto.
6531 (IX86_BUILTIN_COMGEPD): Ditto.
6532 (IX86_BUILTIN_COMUEQPD): Ditto.
6533 (IX86_BUILTIN_COMUNEPD): Ditto.
6534 (IX86_BUILTIN_COMULTPD): Ditto.
6535 (IX86_BUILTIN_COMULEPD): Ditto.
6536 (IX86_BUILTIN_COMUGTPD): Ditto.
6537 (IX86_BUILTIN_COMUGEPD): Ditto.
6538 (IX86_BUILTIN_COMORDPD): Ditto.
6539 (IX86_BUILTIN_COMUNORDPD): Ditto.
6540 (IX86_BUILTIN_COMFALSEPD): Ditto.
6541 (IX86_BUILTIN_COMTRUEPD): Ditto.
6542 (IX86_BUILTIN_PCOMEQUB): Ditto.
6543 (IX86_BUILTIN_PCOMNEUB): Ditto.
6544 (IX86_BUILTIN_PCOMLTUB): Ditto.
6545 (IX86_BUILTIN_PCOMLEUB): Ditto.
6546 (IX86_BUILTIN_PCOMGTUB): Ditto.
6547 (IX86_BUILTIN_PCOMGEUB): Ditto.
6548 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6549 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6550 (IX86_BUILTIN_PCOMEQUW): Ditto.
6551 (IX86_BUILTIN_PCOMNEUW): Ditto.
6552 (IX86_BUILTIN_PCOMLTUW): Ditto.
6553 (IX86_BUILTIN_PCOMLEUW): Ditto.
6554 (IX86_BUILTIN_PCOMGTUW): Ditto.
6555 (IX86_BUILTIN_PCOMGEUW): Ditto.
6556 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6557 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6558 (IX86_BUILTIN_PCOMEQUD): Ditto.
6559 (IX86_BUILTIN_PCOMNEUD): Ditto.
6560 (IX86_BUILTIN_PCOMLTUD): Ditto.
6561 (IX86_BUILTIN_PCOMLEUD): Ditto.
6562 (IX86_BUILTIN_PCOMGTUD): Ditto.
6563 (IX86_BUILTIN_PCOMGEUD): Ditto.
6564 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6565 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6566 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6567 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6568 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6569 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6570 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6571 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6572 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6573 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6574 (IX86_BUILTIN_PCOMEQB): Ditto.
6575 (IX86_BUILTIN_PCOMNEB): Ditto.
6576 (IX86_BUILTIN_PCOMLTB): Ditto.
6577 (IX86_BUILTIN_PCOMLEB): Ditto.
6578 (IX86_BUILTIN_PCOMGTB): Ditto.
6579 (IX86_BUILTIN_PCOMGEB): Ditto.
6580 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6581 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6582 (IX86_BUILTIN_PCOMEQW): Ditto.
6583 (IX86_BUILTIN_PCOMNEW): Ditto.
6584 (IX86_BUILTIN_PCOMLTW): Ditto.
6585 (IX86_BUILTIN_PCOMLEW): Ditto.
6586 (IX86_BUILTIN_PCOMGTW): Ditto.
6587 (IX86_BUILTIN_PCOMGEW): Ditto.
6588 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6589 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6590 (IX86_BUILTIN_PCOMEQD): Ditto.
6591 (IX86_BUILTIN_PCOMNED): Ditto.
6592 (IX86_BUILTIN_PCOMLTD): Ditto.
6593 (IX86_BUILTIN_PCOMLED): Ditto.
6594 (IX86_BUILTIN_PCOMGTD): Ditto.
6595 (IX86_BUILTIN_PCOMGED): Ditto.
6596 (IX86_BUILTIN_PCOMFALSED): Ditto.
6597 (IX86_BUILTIN_PCOMTRUED): Ditto.
6598 (IX86_BUILTIN_PCOMEQQ): Ditto.
6599 (IX86_BUILTIN_PCOMNEQ): Ditto.
6600 (IX86_BUILTIN_PCOMLTQ): Ditto.
6601 (IX86_BUILTIN_PCOMLEQ): Ditto.
6602 (IX86_BUILTIN_PCOMGTQ): Ditto.
6603 (IX86_BUILTIN_PCOMGEQ): Ditto.
6604 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6605 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6606 (enum multi_arg_type): New enum for describing the various SSE5
6607 intrinsic argument types.
6608 (bdesc_multi_arg): New table for SSE5 intrinsics.
6609 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6610 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6612 (ix86_expand_builtin): Add SSE5 intrinsic support.
6613 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6614 operand instructions.
6615 (ix86_expand_sse5_multiple_memory): New function to split the
6616 second memory reference from SSE5 instructions.
6617 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6618 (ix86_return_pops_args): Use stdarg_p to determine if the function
6619 has variable arguments.
6620 (ix86_setup_incoming_varargs): Ditto.
6621 (x86_this_parameter): Ditto.
6623 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6625 (ix86_expand_sse5_pack): Ditto.
6626 (ix86_sse5_valid_op_p): Ditto.
6627 (ix86_expand_sse5_multiple_memory): Ditto.
6629 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6630 constant for SSE5 support.
6631 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6632 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6633 (UNSPEC_SSE5_PERMUTE): Ditto.
6634 (UNSPEC_SSE5_ASHIFT): Ditto.
6635 (UNSPEC_SSE5_LSHIFT): Ditto.
6636 (UNSPEC_FRCZ): Ditto.
6637 (UNSPEC_CVTPH2PS): Ditto.
6638 (UNSPEC_CVTPS2PH): Ditto.
6639 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6641 (COM_FALSE_S): Ditto.
6642 (COM_FALSE_P): Ditto.
6643 (COM_TRUE_S): Ditto.
6644 (COM_TRUE_P): Ditto.
6645 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6646 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6648 (memory attribute): Ditto.
6649 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6650 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6651 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6652 (floor<mode>2): Ditto.
6653 (ceil<mode>2): Ditto.
6654 (btrunc<mode>2): Ditto.
6655 (nearbyintdf2): Ditto.
6656 (nearbyintsf2): Ditto.
6657 (sse_setccsf): Disable if SSE5.
6658 (sse_setccdf): Ditto.
6659 (sse5_setcc<mode>): New support for SSE5 conditional move.
6660 (sse5_pcmov_<mode>): Ditto.
6662 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6664 (SSEMODEF2P): Ditto.
6665 (ssemodesuffixf4): New mode attribute for SSE5.
6666 (ssemodesuffixf2s): Ditto.
6667 (ssemodesuffixf2c): Ditto.
6668 (sserotatemax): Ditto.
6669 (ssescalarmode): Ditto.
6670 (sse_maskcmpv4sf3): Disable if SSE5.
6671 (sse_maskcmpv2df3): Ditto.
6672 (sse_vmmaskcmpv4sf3): Ditto.
6673 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6674 (sse5_vmfmadd<mode>4): Ditto.
6675 (sse5_fmsub<mode>4): Ditto.
6676 (sse5_vmfmsub<mode>4): Ditto.
6677 (sse5_fnmadd<mode>4): Ditto.
6678 (sse5_vmfnmadd<mode>4): Ditto.
6679 (sse5_fnmsub<mode>4): Ditto.
6680 (sse5_vmfnmsub<mode>4): Ditto.
6681 (sse5i_fmadd<mode>4): Ditto.
6682 (sse5i_fmsub<mode>4): Ditto.
6683 (sse5i_fnmadd<mode>4): Ditto.
6684 (sse5i_fnmsub<mode>4): Ditto.
6685 (sse5i_vmfmadd<mode>4): Ditto.
6686 (sse5i_vmfmsub<mode>4): Ditto.
6687 (sse5i_vmfnmadd<mode>4): Ditto.
6688 (sse5i_vmfnmsub<mode>4): Ditto.
6689 (mulv16qi3): Add SSE5 support.
6691 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6692 (sse2_mulv4si3): Disable if SSE5.
6693 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6694 (sse4_1_roundps): Ditto.
6695 (sse4_1_roundsd): Ditto.
6696 (sse4_1_roundss): Ditto.
6697 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6699 (sse_maskcmpsf3): Ditto.
6700 (sse_vmmaskcmpv4sf3): Ditto.
6701 (sse2_maskcmpv2df3): Ditto.
6702 (sse2_maskcmpdf3): Ditto.
6703 (sse2_vmmaskcmpv2df3): Ditto.
6704 (sse2_eq<mode>3): Ditto.
6705 (sse2_gt<mode>3): Ditto.
6706 (sse5_pcmov_<mode>): Add SSE5 support.
6707 (vec_unpacku_hi_v16qi): Ditto.
6708 (vec_unpacks_hi_v16qi): Ditto.
6709 (vec_unpacku_lo_v16qi): Ditto.
6710 (vec_unpacks_lo_v16qi): Ditto.
6711 (vec_unpacku_hi_v8hi): Ditto.
6712 (vec_unpacks_hi_v8hi): Ditto.
6713 (vec_unpacku_lo_v8hi): Ditto.
6714 (vec_unpacks_lo_v8hi): Ditto.
6715 (vec_unpacku_hi_v4si): Ditto.
6716 (vec_unpacks_hi_v4si): Ditto.
6717 (vec_unpacku_lo_v4si): Ditto.
6718 (vec_unpacks_lo_v4si): Ditto.
6719 (sse5_pmacsww): New SSE5 intrinsic insn.
6720 (sse5_pmacssww): Ditto.
6721 (sse5_pmacsdd): Ditto.
6722 (sse5_pmacssdd): Ditto.
6723 (sse5_pmacssdql): Ditto.
6724 (sse5_pmacssdqh): Ditto.
6725 (sse5_pmacsdqh): Ditto.
6726 (sse5_pmacsswd): Ditto.
6727 (sse5_pmacswd): Ditto.
6728 (sse5_pmadcsswd): Ditto.
6729 (sse5_pmadcswd): Ditto.
6730 (sse5_pcmov_<move>): Conditional move support on SSE5.
6731 (sse5_phaddbw): New SSE5 intrinsic insn.
6732 (sse5_phaddbd): Ditto.
6733 (sse5_phaddbq): Ditto.
6734 (sse5_phaddwd): Ditto.
6735 (sse5_phaddwq): Ditto.
6736 (sse5_phadddq): Ditto.
6737 (sse5_phaddubw): Ditto.
6738 (sse5_phaddubd): Ditto.
6739 (sse5_phaddubq): Ditto.
6740 (sse5_phadduwd): Ditto.
6741 (sse5_phadduwq): Ditto.
6742 (sse5_phaddudq): Ditto.
6743 (sse5_phsubbw): Ditto.
6744 (sse5_phsubwd): Ditto.
6745 (sse5_phsubdq): Ditto.
6746 (sse5_pperm): Ditto.
6747 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6748 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6749 (sse5_pperm_sign_v8hi_v4si): Ditto.
6750 (sse5_pperm_zero_v8hi_v4si): Ditto.
6751 (sse5_pperm_sign_v4si_v2di): Ditto.
6752 (sse5_pperm_sign_v4si_v2di): Ditto.
6753 (sse5_pperm_pack_v2di_v4si): Ditto.
6754 (sse5_pperm_pack_v4si_v8hi): Ditto.
6755 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6756 (sse5_perm<mode>): New SSE5 intrinsic insn.
6757 (rotl<mode>3): Ditto.
6758 (sse5_rotl<mode>3): Ditto.
6759 (sse5_ashl<mode>3): Ditto.
6760 (sse5_lshl<mode>3): Ditto.
6761 (sse5_frcz<mode>2): Ditto.
6762 (sse5s_frcz<mode>2): Ditto.
6763 (sse5_cvtph2ps): Ditto.
6764 (sse5_cvtps2ph): Ditto.
6765 (sse5_vmmaskcmp<mode>3): Ditto.
6766 (sse5_com_tf<mode>3): Ditto.
6767 (sse5_maskcmp<mode>3): Ditto.
6768 (sse5_maskcmp_uns<mode>3): Ditto.
6769 (sse5_maskcmp_uns2<mode>3): Ditto.
6770 (sse5_pcom_tf<mode>3): Ditto.
6772 * config/i386/predicates.md (sse5_comparison_float_operator):
6773 New predicate to match the comparison operators supported by
6774 the SSE5 com instruction.
6775 (ix86_comparison_int_operator): New predicate to match just the
6776 signed int comparisons.
6777 (ix86_comparison_uns_operator): New predicate to match just the
6778 unsigned int comparisons.
6780 * doc/invoke.texi (-msse5): Add documentation.
6781 (-mfused-madd): Ditto.
6783 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6785 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6787 (x86_64-*-*): Ditto.
6789 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6791 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6792 intrinisics for SSE5.
6794 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6797 * config/i386/mmintrin-common.h: New file, to contain common
6798 instructions between SSE4.1 and SSE5.
6800 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6801 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6802 (gen_regparm_prefix): Ditto.
6804 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6805 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6806 prototype_p to determine if a function is prototyped.
6808 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6810 * c-common.c (c_common_reswords) add the alignof keyword,
6811 with same RID as __alignof and __alignof__
6813 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6815 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6816 * hooks.c (hook_bool_const_int_const_int_true): New function.
6817 * target.h (struct gcc_target): Add can_eliminate field.
6818 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6819 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6820 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6821 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6822 (elim_table): Revise comment.
6823 * system.h (CAN_ELIMINATE): Poison.
6824 * defaults.h (CAN_ELIMINATE): Remove.
6825 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6827 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6828 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6830 (alpha_vms_can_eliminate): Declare as static, change return type to
6832 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6834 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6835 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6836 (arm_can_eliminate): New function.
6838 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6839 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6840 (avr_can_eliminate): Declare as static.
6841 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6843 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6844 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6845 (bfin_can_eliminate): New function.
6847 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6848 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6849 (crx_can_eliminate): New function.
6851 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6852 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6853 (fr30_can_eliminate): New function.
6855 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6856 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6857 (frv_can_eliminate): New function.
6859 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6860 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6861 (h8300_can_eliminate): New function.
6863 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6864 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6865 (i386_can_eliminate): Declare as static, change return type to bool.
6866 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6868 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6869 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6870 (ia64_can_eliminate): New function.
6872 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6873 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6874 (iq2000_can_eliminate): New function.
6876 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6877 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6878 (m32r_can_eliminate): New function.
6880 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6881 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6882 (m68hc11_can_eliminate): New function.
6884 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6885 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6886 (m68k_can_eliminate): New function.
6888 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6889 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6890 (mep_can_eliminate): New function.
6892 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6893 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6894 (mips_can_eliminate): New function.
6896 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6897 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6898 (rs6000_can_eliminate): New function.
6900 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6901 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6902 (s390_can_eliminate): Declare as static.
6903 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6905 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6906 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6907 (score_can_eliminate): New function.
6909 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6910 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6911 (sparc_can_eliminate): Declare as static.
6912 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6914 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6915 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6916 (xstormy16_can_eliminate): New function.
6918 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6919 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6920 (v850_can_eliminate): New function.
6922 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6924 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6925 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6926 (*movdfcc_ext[1234]): Disable for IEEE mode.
6928 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6930 * gimplify.c (prepare_gimple_addressable): New static function.
6931 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6933 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6934 manually fiddling with it.
6936 2009-08-25 Michael Matz <matz@suse.de>
6938 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6939 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6941 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6942 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6943 (do_jump): Split out code for simple binary comparisons into ...
6944 (do_jump_1): ... this, taking the individual operands and code.
6945 Change callers to helper function above accordingly.
6946 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6949 2009-08-25 Michael Matz <matz@suse.de>
6951 * expr.h (struct separate_ops, sepops): New type for passing
6952 around an exploded simple expression.
6953 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6954 Use this structure instead of expression tree.
6955 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6956 expression, only its type.
6957 (expand_vec_cond_expr): Take type and individual operands instead
6959 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6960 expand_vec_shift_expr): Change prototype accordingly.
6961 * tree-vect-stmts.c (vectorizable_condition): Change call of
6962 expand_vec_cond_expr_p to pass only type.
6963 * expr.c (do_store_flags): Change prototype and implementation
6964 to take an exploded expression.
6965 (expand_expr_real_1): New local ops initialized with details
6966 of the full expression. Use it instead of full
6967 expression in calls to do_store_flags, expand_vec_cond_expr,
6968 expand_widen_pattern_expr and expand_vec_shift_expr.
6970 2009-08-25 Michael Matz <matz@suse.de>
6972 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6973 treeop2 initialized with first three operands of the full expression.
6974 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6976 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6978 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6979 (__gthread_objc_condition_allocate): Mark arguments as unused.
6980 (__gthread_objc_condition_deallocate): Likewise.
6981 (__gthread_objc_condition_wait): Likewise.
6982 (__gthread_objc_condition_broadcast): Likewise.
6983 (__gthread_objc_condition_signal): Likewise.
6984 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6985 (__gthread_objc_thread_id): Likewise.
6987 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6990 * tree-pretty-print.c (print_call_name): Print the correct call name
6991 for procedure pointer components.
6993 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6995 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6996 default_promote_function_mode when not VMS.
6998 2009-08-24 Olivier Hainque <hainque@adacore.com>
7000 * convert.c (convert_to_integer): Don't assume an input pointer is
7001 POINTER_SIZE wide. Fetch from the type instead.
7003 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7005 * configure.ac (AC_PREREQ): Bump to 2.64.
7007 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7009 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7010 (process_command): Don't search standard_exec_prefix_1 and
7011 standard_exec_prefix_2.
7013 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7015 * config/arm/arm.c (output_return_instruction): Handle for
7018 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7020 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7022 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7024 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7025 (*arm_movdf_vfp): Likewise.
7027 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7029 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7030 (vashr<mode>3): Rename from ashr<mode>3.
7031 (vlshr<mode>3): Rename from lshr<mode>3.
7033 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7036 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7037 (check_format_info_main): Use scalar_identify_flag.
7038 (check_format_types): Check for scalar size identity if
7039 scalar_identify_flag is set.
7040 (printf_length_specs): Extend by new field.
7041 (asm_fprintf_length_specs): Likewise.
7042 (gcc_diag_length_specs): Likewise.
7043 (scanf_length_specs): Likewise.
7044 (strfmon_length_specs): Likewise.
7045 (gcc_gfc_length_specs): Likewise.
7046 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7047 (ms_printf_flag_specs): Likewise.
7048 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7050 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7053 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7054 (*call_value_pop_1): Ditto.
7055 (*sibcall_pop_1): New insn pattern.
7056 (*sibcall_value_pop_1): Ditto.
7058 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7061 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7064 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7067 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7068 (get_reg_use_in): New function.
7069 (forward_propagate_subreg): Propagate through subreg of zero_extend
7072 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7074 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7075 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7077 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7079 * configure.ac: Remove --with-datarootdir, --with-docdir,
7080 --with-htmldir switches. No need to call AC_SUBST for
7081 datarootdir, docdir, htmldir any more.
7082 * configure: Regenerate.
7083 * doc/install.texi (Configuration): Document --datarootdir,
7084 --docdir, --htmldir, --pdfdir; update documentation for
7085 --infodir, --mandir.
7086 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7089 * aclocal.m4: Regenerate.
7090 * config.in: Regenerate.
7091 * configure: Regenerate.
7093 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7094 Olivier Hainque <hainque@adacore.com>
7096 * config/ia64/ia64.c: Include libfuncs.h.
7097 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7098 (ia64_expand_call): Use reg 25 on VMS.
7099 (ia64_initialize_trampoline): Fix for VMS ABI.
7100 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7101 (ia64_function_arg): Initialize reg 25 on VMS.
7102 Fix OpenVMS ABI issues for varargs.
7103 For OpenVMS, emit the Argument Information register set in the
7104 incoming/sibcall case as well.
7105 (ia64_arg_type): New function.
7106 (ia64_function_arg_advance): Keep track of cum->words.
7107 Fix OpenVMS ABI issues for varargs.
7108 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7109 (ia64_override_options): Set flag_no_common on VMS.
7110 (ia64_init_builtins): Disable FWRITE builtin.
7111 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7112 (ia64_vms_init_libfuncs): Add decc$ routines.
7113 (ia64_vms_valid_pointer_mode): New function.
7114 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7115 (ia64_promote_function_mode): New function
7116 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7117 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7118 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7119 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7120 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7121 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7122 Suppress trailing '#' if VALUE is numeric.
7123 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7124 ia64_promote_function_mode.
7125 (TARGET_VALID_POINTER_MODE): Define.
7127 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7130 * config/rs6000/rs6000.c (rs6000_override_options): Use
7131 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7134 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7135 reporting of vector + decimal/boolean/complex error.
7137 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7139 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7140 __vector double TYPE_DECL.
7142 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7144 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7145 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7146 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7147 to pointer to enum machine_mode. Update all callers as needed.
7149 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7151 * config/alpha/alpha.md (exception_receiver): Emit alternative
7152 GP load sequence if flag_reorder_blocks_and_partition is set.
7153 (*exception_receiver_2): Also enable when
7154 flag_reorder_blocks_and_partition is set.
7156 2009-08-20 Matt Rice <ratmice@gmail.com>
7157 Diego Novillo <dnovillo@google.com>
7159 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7162 2009-08-20 Richard Guenther <rguenther@suse.de>
7164 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7165 * c-tree.h (c_dup_lang_specific_decl): Remove.
7166 (struct lang_decl, struct lang_type): Move definitions ...
7167 * c-lang.h: ... here. New file.
7168 * c-decl.c: Include c-lang.h.
7169 (c_dup_lang_specific_decl): Remove.
7170 * c-typeck.c: Include c-lang.h.
7171 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7172 (c-typeck.o): Likewise.
7173 * c-config-lang.in (gtfiles): Add c-lang.h.
7174 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7177 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7179 * config/alpha/alpha.c (alpha_end_function): Do not clear
7180 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7181 this is now handled in generic code.
7183 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7185 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7186 (s390_z10_fix_long_loop_prediction): New function.
7187 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7188 (s390_reorg): Walk over the INSNs and invoke
7189 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7191 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7193 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7194 "*brx_64bit", "*brx_31bit"): New patterns.
7195 * config/s390/s390.c ('E'): New output modifier.
7197 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7198 Richard Earnshaw <richard.earnshaw@arm.com>
7200 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7201 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7203 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7205 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7207 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7208 for mode mode of operand0 when doing secondary reload for SAR.
7210 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7213 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7214 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7216 2009-08-19 Jason Merrill <jason@redhat.com>
7218 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7219 supported template depth in C++0x.
7221 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7223 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7224 free_after_compilation.
7225 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7226 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7227 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7228 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7229 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7230 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7231 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7233 2009-08-19 Ian Lance Taylor <iant@google.com>
7235 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7236 of (plus (mult (neg B) C) A).
7238 2009-08-18 Michael Matz <matz@suse.de>
7240 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7241 instead of comparing TYPE_MAIN_VARIANT for equality.
7242 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7243 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7244 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7245 * gimplify.c (goa_lhs_expr_p): Ditto and use
7246 STRIP_USELESS_TYPE_CONVERSION.
7248 2009-08-18 Michael Matz <matz@suse.de>
7250 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7251 first field in a struct.
7252 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7254 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7256 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7257 locators before emit_insn is called. Remove assert that
7259 (alpha_end_function): Clear crtl->emit structure and free insn
7260 locators if cfun->is_thunk is true.
7262 2009-08-18 Jason Merrill <jason@redhat.com>
7264 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7266 * configure.ac: Test for it.
7267 * configure, config.in: Regenerate.
7268 * doc/install.texi: Document --enable-gnu-unique-object.
7270 2009-08-18 Richard Guenther <rguenther@suse.de>
7273 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7274 pow(x,y*z) only if x is nonnegative.
7276 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7278 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7282 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7283 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7285 2009-08-17 DJ Delorie <dj@redhat.com>
7287 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7288 * config/m32c/prologue.md (epilogue_freit): New.
7290 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7291 (bank_switch_p): Likewise.
7292 (fast_interrupt_p): Likewise.
7293 (interrupt_p): Likewise.
7294 (m32c_conditional_register_usage): Round memregs size up.
7295 (need_to_save): We only need to save $a0 when we use ENTER.
7296 (interrupt_p): Check for fast_interrupt too.
7297 (bank_switch_p): New.
7298 (fast_interrupt_p): New.
7299 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7300 (m32c_emit_prolog): Support bank switching and fast interrupts.
7301 * doc/extend.texi (Function Attributes): Add bank_switch and
7304 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7306 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7307 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7309 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7311 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7312 (menu): Add IA-64/VMS Options.
7313 (IA-64/VMS Options): Likewise.
7315 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7318 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7320 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7322 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7323 (mips_pop_asm_switch): Likewise.
7324 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7326 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7327 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7328 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7329 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7330 instead of set_noreorder.
7331 (mips_output_function_prologue): Use the new functions.
7332 (mips_output_function_epilogue): Likewise.
7333 (mips_need_noat_wrapper_p): New function, split out from...
7334 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7335 Use mips_push_asm_switch and mips_pop_asm_switch.
7336 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7337 and mips_pop_asm_switch.
7338 (ASM_OUTPUT_REG_POP): Likewise.
7339 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7340 Use mips_pop_asm_switch.
7341 (mips_asm_switch): New structure.
7342 (set_noreorder, set_nomacro): Replace with...
7343 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7344 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7345 instead of set_nomacro.
7346 (fix_truncsfsi2_macro): Likewise.
7347 (cprestore): Likewise.
7348 (hazard): Use mips_noreorder instead of set_noreorder.
7349 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7351 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7353 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7354 from prev_active_insn.
7356 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7358 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7359 * config/avr/avr.c (avr_override_options): Initialize
7360 avr_current_arch variable.
7361 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7362 __AVR_HAVE_16BIT_SP__ according to the device type.
7363 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7365 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7366 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7368 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7371 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7372 generating inlined subroutine die only. We shouldn't be
7373 called for anything else.
7374 (gen_block_die): Don't generate inline subroutine debug info for
7377 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7379 * graphite-poly.c (print_pbb): Print PBB index.
7381 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7384 * graphite-interchange.c (ppl_max_for_le): Moved...
7385 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7386 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7387 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7388 * graphite-ppl.h (ppl_max_for_le): Declared.
7390 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7392 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7393 supported on all platforms.
7394 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7395 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7396 * c-pragma.c: Likewise.
7397 * target-def.h (TARGET_INITIALIZER): Remove
7398 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7399 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7401 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7403 * config/ia64/fde-vms.c: New file.
7404 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7405 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7406 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7407 (uw_frame_state_for): Only register a personality routine if it is
7408 known to be compatible with our expectations.
7409 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7410 Declare unw_table_entry stack variable and
7411 mod all calls to _Unwind_FindTableEntry to add arg.
7412 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7413 (_Unwind_FindTableEntry): Add arg to prototype.
7415 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7417 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7418 field 'signal_pfs_loc'.
7419 (uw_frame_state_for): Remove duplicate code dealing with leaf
7420 procedures without unwind info.
7421 If in the frame after unwinding through a signal handler, restore
7422 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7423 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7424 'pfs_loc' to the AR.PFS location in the signal context; instead
7425 set 'signal_pfs_loc'.
7426 Manually generate the unwind info for the AR.PFS register.
7427 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7428 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7429 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7430 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7431 instead set 'signal_pfs_loc'.
7432 Remove code preventing the AR.PFS register from being restored
7433 from the signal context.
7435 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7436 Tristan Gingold <gingold@adacore.com>
7438 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7439 * config/ia64/t-vms: New file.
7440 * config/ia64/vms64.h: New file.
7441 * config/ia64/vms.h: New file.
7442 * config/ia64/vms-crtinit.asm: New file.
7443 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7444 * config/ia64/vms-unwind.h: New file.
7446 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7448 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7451 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7454 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7456 * real.h (do_mpc_arg2): ... here.
7457 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7460 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7462 * final.c (add_debug_prefix_map): Don't use GC memory for
7463 old_prefix and new_prefix.
7465 2009-08-14 Richard Guenther <rguenther@suse.de>
7467 * ipa-prop.c (compute_complex_pass_through): If we cannot
7468 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7470 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7472 * c-lex.c (c_lex_with_flags): Increase size of local variable
7473 to avoid memory clobber.
7475 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7478 * config/i386/i386.c (ix86_fp_comparison_strategy):
7479 Only enable/disable sahf at function granularity.
7481 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7483 PR rtl-optimization/41064
7484 * reload1.c (reload_as_needed): Don't call extract_insn
7485 for known invalid replacements after calling
7486 validate_replace_rtx_group and verify_changes.
7488 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7491 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7492 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7493 ix86_expand_fp_vcond.
7494 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7495 Assert that operation is supported by ix86_expand_int_vcond.
7496 (vcondu<SSEMODE124C8:mode>): Ditto.
7498 2009-08-13 DJ Delorie <dj@redhat.com>
7500 * config/i386/djgpp-stdint.h: New.
7501 * config.gcc (djgpp): Use it.
7503 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7505 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7506 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7508 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7510 * tree-ssa-loop-prefetch.c
7511 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7512 for long-stride pruning.
7513 (compute_miss_rate): New function to compute the probability
7514 that two memory references access different cache lines.
7516 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7518 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7520 2009-08-13 Richard Guenther <rguenther@suse.de>
7523 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7524 use the constant pointer type.
7525 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7526 of CV qualifiers on the target pointer type.
7527 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7528 conversion check before restrict check.
7530 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7533 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7535 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7537 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7539 2009-08-12 Richard Guenther <rguenther@suse.de>
7541 PR tree-optimization/41011
7542 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7543 and reference constructing.
7545 2009-08-12 Xinliang David Li <davidxl@google.com>
7547 PR tree-optimization/41012
7548 * tree-flow.h : New external interface.
7549 * gimple-low.c (check_call_arg): Change to public function.
7550 Remove argument mismatch check in lowering.
7551 * tree-inline.h (tree_can_inline_p): Interface change.
7552 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7554 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7555 Call change to tree_can_inline_p function.
7556 (cgraph_decide_inlining_incrementally): Ditto.
7558 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7560 PR tree-optimization/41031
7561 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7562 on the partition variable rather than promote_mode on the source
7563 type. Assert that the partition variable's type has the same
7564 mode as the source value's.
7566 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7568 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7569 for for_return == 2.
7570 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7572 * calls.c (expand_call): Fix typo.
7573 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7575 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7577 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7578 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7579 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7580 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7582 2009-08-12 Andrew Haley <aph@redhat.com>
7584 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7586 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7589 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7591 2009-08-12 Richard Guenther <rguenther@suse.de>
7593 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7594 * gimplify.c (gimplify_modify_expr): Do not use
7595 lang_hooks.types_compatible_p.
7596 * tree-ssa.c (useless_type_conversion_p): For aggregates
7597 just return false if the canonical types differ.
7599 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7602 * sese.c (convert_for_phi_arg): New.
7603 (add_guard_exit_phis): Use convert_for_phi_arg.
7605 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7607 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7608 unknown subscript upper bounds.
7610 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7611 Pranav Garg <pranav.garg2107@gmail.com>
7613 * graphite-interchange.c (gather_access_strides): Removed.
7614 (ppl_max_for_le): New.
7615 (build_linearized_memory_access): New.
7616 (memory_stride_in_loop): New.
7617 (pbb_interchange_profitable_p): Reimplemented.
7618 * graphite-ppl.h (ppl_new_id_map): New.
7619 (ppl_interchange): New.
7621 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7623 * graphite-interchange.c (compute_subscript): Removed.
7624 (compute_array_size_cstr): Removed.
7625 (compute_array_size_poly): Removed.
7626 (compute_array_size): Removed.
7627 (gather_access_strides_poly): Removed.
7628 (gather_access_strides): Empty.
7630 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7632 * graphite-dependences.c (dependence_polyhedron_1): Replace
7633 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7634 (graphite_legal_transform_dr): Same.
7635 (graphite_carried_dependence_level_k): Same.
7636 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7637 Initialize PDR_NB_SUBSCRIPTS.
7638 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7640 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7641 (PDR_NB_SUBSCRIPTS): New.
7642 (pdr_nb_subscripts): Removed.
7643 (pdr_dim): Simplified.
7644 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7645 with PDR_NB_SUBSCRIPTS.
7647 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7649 * graphite-interchange.c (compute_array_size): Remove use of
7651 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7652 Do not initialize PDR_DATA_CONTAINER.
7653 (print_pdr): Do not print PDR_DATA_CONTAINER.
7654 * graphite-poly.h (struct poly_dr): Remove data_container field.
7655 (PDR_DATA_CONTAINER): Removed.
7656 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7658 (build_poly_dr): Same.
7660 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7661 Sebastian Pop <sebastian.pop@amd.com>
7663 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7664 copy of the dependence polyhedron. Free the temporary objects.
7665 (graphite_carried_dependence_level_k): Free unused objects before
7668 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7670 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7671 Early return without analyzing the data dependences if no
7672 transform has been done. Call restore_scattering if the transform
7674 (graphite-interchange.c): Same.
7675 * graphite-poly.c (print_scattering_function): Test for
7677 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7678 (apply_poly_transforms): Do not gcc_assert that
7679 the transform is legal.
7680 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7681 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7682 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7683 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7684 * graphite-poly.h (struct poly_scattering): New.
7685 (struct poly_bb): Add original, transformed, and saved fields.
7686 Remove transformed_scattering, original_scattering,
7687 nb_local_variables and nb_scattering_transform fields.
7688 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7689 (poly_scattering_new): New.
7690 (poly_scattering_free): New.
7691 (poly_scattering_copy): New.
7692 (store_scattering_pbb): New.
7693 (store_scattering): New.
7694 (restore_scattering_pbb): New.
7695 (restore_scattering): New.
7696 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7697 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7699 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7701 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7704 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7706 * Makefile.in (graphite.o): Depends on PREDICT_H.
7707 * graphite.c: Include predict.h.
7708 (graphite_finalize): Call tree_estimate_probability.
7709 * predict.c (predict_loops): Do not call scev_initialize and
7711 (tree_estimate_probability_bb): New.
7712 (tree_estimate_probability): Do not initialize loops: move that
7713 code to the driver. Call tree_estimate_probability_bb.
7714 (tree_estimate_probability_driver): New.
7715 (pass_profile): Use tree_estimate_probability_driver.
7716 * predict.h (tree_estimate_probability): Declared.
7718 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7720 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7721 * graphite-dependences.c (graphite_legal_transform): Add time to
7722 TV_GRAPHITE_DATA_DEPS.
7723 (dependency_between_pbbs_p): Same.
7724 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7726 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7728 PR rtl-optimization/41033
7729 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7730 aliasing is disabled.
7732 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7734 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7735 si_mask_operand, and_load_operand, low_bitmask_operand,
7736 and_reg_operand, and_operand): New predicates.
7737 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7738 * config/mips/mips.c (and_operands_ok): New function.
7739 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7740 * config/mips/mips.md (move_type): Add ext_ins and logical.
7741 (type): Handle them.
7742 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7743 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7744 shift_shift. Remove commutative constraint modifier.
7745 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7747 (*clear_upper32_dext): Remove define_insn_and_split.
7748 (*clear_upper32): Turn this define_insn_and_split ...
7749 (splitter for ANDing register with 0xffff_ffff): .. into this.
7751 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7753 * combine.c (try_widen_shift_mode): Factor out code to check if an
7754 integer constant is a low-order bitmask from here ...
7755 * rtlanal.c (low_bitmask_len): ... to here.
7756 * rtl.h (low_bitmask_len): Declare.
7758 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7761 * config/alpha/alpha.md (addsi3): Remove expander.
7762 (addsi3): Rename from *addsi3_internal insn pattern.
7763 (subsi3): Remove expander.
7764 (subsi3): Rename from *subsi3_internal insn pattern.
7766 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7768 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7771 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7772 Eric Botcazou <botcazou@adacore.com>
7773 Douglas B Rupp <rupp@gnat.com>
7775 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7776 that records that fit in 64 bits are returned by immediate value,
7777 as required by OpenVMS Calling Standard.
7778 (function_value): Adjust for above modification.
7779 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7780 virtual_incoming_args_rtx as base object, not next_arg.
7781 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7783 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7785 * reload.c (find_reloads_subreg_address): Check the original
7786 req_equiv_mem address to detect the case where an address is
7787 not valid in the outer mode.
7789 2009-08-11 Richard Guenther <rguenther@suse.de>
7792 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7794 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7796 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7797 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7799 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7800 Douglas B Rupp <rupp@gnat.com>
7802 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7803 PT_STACK when frame_pointer_needed on OpenVMS.
7804 (alpha_pv_save_size, alpha_using_fp): Remove.
7805 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7806 with proper processing for PT_NULL.
7807 (alpha_vms_initial_elimination_offset): New function. Support for
7808 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7809 (alpha_sa_size): Force procedure type to PT_STACK when
7810 frame_pointer_needed on OpenVMS.
7811 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7812 (alpha_using_fp): Likewise.
7813 (alpha_vms_can_eliminate): Add prototype.
7814 (alpha_vms_initial_elimination_offset): Likewise.
7815 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7816 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7818 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7819 Douglas B Rupp <rupp@gnat.com>
7821 * config/alpha/alpha.c (common_object_handler): New function.
7822 (vms_attribute_table): Declare a single attribute "common_object".
7823 (vms_output_aligned_decl_common): New global function.
7824 (SECTION_VMS_OVERLAY): Delete.
7825 (SECTION_VMS_GLOBAL): Likewise.
7826 (SECTION_VMS_INITIALIZE): Likewise.
7827 (vms_asm_named_section): Remove support for above flags.
7828 (vms_section_type_flags): Delete.
7829 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7830 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7831 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7832 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7834 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7837 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7838 (sub_ddmmss): Likewise.
7840 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7843 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7846 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7849 * reload1.c (reload_as_needed): Use cancel_changes to completely
7850 undo a failed replacement attempt.
7852 2009-08-10 Richard Guenther <rguenther@suse.de>
7855 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7856 (useless_type_conversion_p): ... here. Require pointer targets
7859 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7862 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7863 loose the original type of the statement list.
7865 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7867 * config/alpha/alpha.c: Include libfuncs.h
7868 (avms_asm_output_extern): New function.
7869 (alpha_init_libfuncs): Init some decc libfuncs.
7870 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7871 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7872 (DO_CRTL_NAMES): Define.
7874 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7875 (LONG_TYPE_SIZE): Define.
7876 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7877 (SUBTARGET_SWITCHES): Define malloc64 switch.
7878 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7879 (MASK_RETURN_ADDR): Define.
7880 doc/invoke.texi (mmalloc64): Document switch.
7882 2009-08-09 Olivier Hainque <hainque@adacore.com>
7883 Douglas B Rupp <rupp@gnat.com>
7885 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7886 uses_condition_handler.
7887 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7888 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7889 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7890 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7891 (code_for_builtin): New insn codes for the new alpha_builtins.
7892 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7893 (alpha_sa_size): Account for uses_condition_handler.
7894 (alpha_expand_prologue): Likewise.
7895 (alpha_start_function): Likewise.
7896 (alpha_expand_epilogue): Likewise.
7897 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7898 establish/revert expanders.
7899 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7900 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7901 New expander, resorting to the alpha.c associated function.
7902 (builtin_revert_vms_condition_handler): Likewise.
7903 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7904 __gcc_shell_handler, the static VMS condition handler used as
7905 an indirection wrapper to the current dynamically established
7907 * config/alpha/vms-unwind.h: Complete rewrite.
7908 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7909 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7911 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7912 Douglas B Rupp <rupp@gnat.com>
7914 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7915 (alpha_need_linkage): Handle aliases. Return function symbol.
7916 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7917 Use ultimate alias target for the linkage name.
7918 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7919 by alpha_need_linkage for the function symbol.
7920 (setmemdi): Likewise.
7922 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7924 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7925 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7926 (ASM_WEAKEN_LABEL): Define.
7927 (CRT_CALL_STATIC_FUNCTION): Define.
7928 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7929 (ENDFILE_SPEC): Define.
7930 (INIT_SECTION_ASM_OP): Define.
7931 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7932 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7934 (MULTILIB_OSDIRNAMES): Define.
7935 (shlib_version): Define.
7936 (SHLIB_EXT): Define.
7937 (SHLIB_OBJS): Define.
7938 (SHLIB_NAME): Define.
7939 (SHLIB_MULTILIB): Define.
7940 (SHLIB_INSTALL): Define.
7941 (SHLIB_SYMVEC): Define.
7942 (SHLIB_SYMVECX2): Define.
7943 (SHLIB_LINK): Define.
7945 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7947 * config/alpha/alpha.c (alpha_initialize_trampoline):
7948 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7949 (alpha_start_function): Emit transfer address on nested functions
7950 for VMS trampoline call.
7951 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7952 since no longer used.
7953 * config/alpha/vms-tramp.asm: Remove.
7954 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7955 since now only data initialized at runtime.
7957 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7959 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7960 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7961 (MD_EXEC_PREFIX): Remove, no longer used.
7962 (MD_STARTFILE_PREFIX): Likewise.
7963 (INCLUDE_DEFAULTS): Likewise.
7964 * config/alpha/t-vms:
7965 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7967 2009-08-09 Richard Guenther <rguenther@suse.de>
7969 PR tree-optimization/41016
7970 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7971 (operand_precision): Remove.
7972 (integral_operand_p): Likewise.
7973 (recognize_single_bit_test): Adjust.
7975 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7977 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7978 operation overflows. Likewise non-cast unary arithmetic.
7979 If one arm of a conditional expression is always taken,
7980 inhibit evaluation warnings for the other arm. Likewise inhibit
7981 evaluation warnings for the second && or || operand if the first
7982 operand is enough to determine the result.
7983 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7985 (build_binary_op): Prevent duplicate evaluation warnings.
7987 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7989 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7990 and destination have different modes, Use promote_mode to
7991 determine the signedness of the conversion. Assert that the
7992 promoted source mode matches the destination mode. Don't pass
7993 the destination and destination mode to expand_expr if the source
7994 mode is different. Simplify conversion logic.
7996 2009-08-09 Ira Rosen <irar@il.ibm.com>
7998 PR tree-optimization/41008
7999 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8000 from condition only in case it's a comparison. Adjust checks.
8002 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8004 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8005 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8006 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8007 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8008 (dump_cand): Handle them.
8009 (struct iv_cand): New members COST_STEP and AINC_USE.
8010 (stmt_after_increment): Likewise.
8011 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8012 callers changed. Use gimple_uid comparison instead of scanning.
8013 (add_candidate_1): When looking for identical candidates, take
8014 AINC_USE into account. Set it for new candidates.
8015 (force_expr_to_var_cost): Cast target_spill_cost to int.
8016 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8017 All callers changed. Check for availability of autoinc addressing
8018 modes, both in general for a given mode, and in the specific use case.
8019 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8021 (get_computation_cost): Likewise.
8022 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8023 add_autoinc_candidates): New static functions.
8024 (add_candidate): Call add_autoinc_candidates for candidates based on
8026 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8027 (determine_use_iv_cost_address): If we have an autoinc candidate at
8028 the matching use, verify autoinc is possible and subtract the cost
8029 of the candidate's step from the cost.
8030 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8031 member of the candidate.
8032 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8033 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8035 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8037 * config.build (ia64-hp-*vms*): New target.
8038 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8040 * config.gcc (ia64-hp-*vms*): New target.
8041 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8043 * config.host (ia64-hp-*vms*): New target.
8044 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8047 2009-08-08 Richard Guenther <rguenther@suse.de>
8049 PR tree-optimization/40991
8050 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8052 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8054 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8055 mode check. Do truncations in an integer mode.
8056 (force_to_mode): Handle subregs for all mode types. Only do
8057 arithmetic simplifications on integer modes.
8059 2009-08-07 Richard Guenther <rguenther@suse.de>
8061 PR tree-optimization/40999
8062 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8063 (maybe_fold_reference): Lookup constant initializers.
8064 (fold_gimple_assign): Likewise.
8066 2009-08-07 Richard Guenther <rguenther@suse.de>
8068 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8069 that require structural equality defer to the langhook.
8071 2009-08-07 Martin Jambor <mjambor@suse.cz>
8073 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8075 (struct ipa_pass_through_data): New type.
8076 (struct ipa_ancestor_jf_data): New type.
8077 (union jump_func_value): Removed field formal_id, added fields
8078 pass_through and ancestor.
8079 (struct ipa_param_call_note): Changed type of formal_id to int from
8081 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8082 operations jump functions and ancestor jump functions.
8083 (compute_complex_pass_through): New function.
8084 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8085 reflect changes in the jump function strucutre.
8086 (update_jump_functions_after_inlining): Ignore complex pass-through
8087 and ancestor jump functions.
8088 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8089 polynomial pass-through with operation jump functions.
8091 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8093 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8094 fde->dw_fde_begin as begin label instead of hot/cold label.
8095 Use LLSDAC label instead of LLSDA for second section lsda.
8096 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8097 label instead of LLSDA if it is true.
8098 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8100 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8101 SECTION argument. Use it as index into crtl->eh.call_site_record
8103 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8104 use it to determine how to print table entries instead of using
8105 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8106 label instead of normal begin label as base.
8107 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8108 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8109 ensure no EH range spans between sections and that landing pads
8110 are always in the corresponding section.
8111 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8112 for crtl->eh.call_site_record being an array rather than scalar.
8113 (output_one_function_exception_table): New function, copied
8114 from output_function_exception_table. Adjust
8115 dw2_size_of_call_site_table, dw2_output_call_site_table
8116 callers. For SECOND section use *C suffixed labels.
8117 (output_function_exception_table): Call
8118 output_one_function_exception_table and, when doing hot/cold
8119 partitioning, also another time for the second section.
8120 * opts.c: Include except.h.
8121 (decode_options): Allow -freorder-blocks-and-partition with
8122 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8123 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8124 * function.h (struct rtl_eh): Change call_site_record from
8125 scalar into array of 2 elements.
8127 2009-08-07 Martin Jambor <mjambor@suse.cz>
8129 * ipa-prop.c (count_formal_params_1): New function.
8130 (ipa_get_vector_of_formal_parms): New function.
8131 (get_vector_of_formal_parm_types): New function.
8132 (ipa_modify_formal_parameters): New function.
8133 (ipa_modify_call_arguments): New function.
8134 (index_in_adjustments_multiple_times_p): New function.
8135 (ipa_combine_adjustments): New function.
8136 (ipa_dump_param_adjustments): New function.
8137 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8138 (ipa_get_vector_of_formal_parms): Declare.
8139 (ipa_modify_formal_parameters): Declare.
8140 (ipa_modify_call_arguments): Declare.
8141 (ipa_combine_adjustments): Declare.
8142 (ipa_dump_param_adjustments): Declare.
8143 (build_ref_for_offset): Declare.
8144 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8145 * tree-sra.c: Include ipa-prop.c.
8146 (build_ref_for_offset): Make public.
8148 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8150 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8152 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8154 * gcc/doc/extend.texi (__builtin_extract_return_address)
8155 (__builtin_frob_return_address): Document.
8157 2009-08-06 Paul Brook <paul@codesourcery.com>
8159 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8160 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8161 implementation on ARMv6-M.
8163 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8165 * doc/extend.texi (pcs): Document new attribute for ARM.
8167 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8169 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8172 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8174 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8177 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8179 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8181 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8183 Merge ARM/hard_vfp_branch to trunk.
8185 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8187 * arm.c (libcall_eq): New function.
8188 (libcall_hash): New function.
8189 (add_libcall): New function.
8190 (arm_libcall_uses_aapcs_base): New function.
8191 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8192 libcalls using the base PCS.
8193 (arm_init_cumulative_args): Likewise.
8195 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8197 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8198 Use base ABI for conversion libfuncs between HFmode and SFmode.
8200 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8202 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8203 V4SImode as representatives of all 64-bit and 128-bit vector
8204 types. Allow vector types without vector modes.
8205 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8206 without vector modes like BLKmode.
8207 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8208 BLKmode. Avoid unsupported vector modes or TImode moves for
8210 (aapcs_vfp_allocate_return_reg): Likewise.
8211 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8212 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8214 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8216 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8217 (arm_get_pcs_model): Pass attribute arguments to
8218 arm_pcs_from_attribute.
8219 (arm_init_cumulative_args): Use base AAPCS for conversions from
8220 floating-point types to DImode.
8221 (arm_attribute_table): Add pcs attribute.
8222 (arm_handle_pcs_attribute): New.
8223 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8224 conversions from floating-point types to DImode, also declare them
8225 to use base AAPCS and declare functions they call to use base
8226 AAPCS and their RTABI names.
8228 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8230 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8231 -mfloat-abi=hard not being supported for VFP.
8233 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8235 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8236 SYMBOL_REF to hard_libcall_value.
8238 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8239 Richard Earnshaw <rearnsha@arm.com>
8241 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8242 has been put on the stack, all remaining co-processory arguments for
8243 that co-processor also go on the stack.
8245 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8247 * config/arm/arm.c (arm_return_in_memory): Handle returning
8248 vectors of suitable size in registers also for AAPCS case.
8250 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8252 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8254 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8256 ARM Hard-VFP calling convention
8257 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8258 * target.h (gcc_target): Add libcall_value to table of call hooks.
8259 * targhooks.h (default_libcall_value): Default implementation.
8260 * targhooks.c (default_libcall_value): Likewise.
8261 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8262 * optabs.c (expand_unop): Use it.
8263 * expr.h (hard_libcall_value): Pass the function RTX through.
8264 * calls.c (emit_library_call_value_1): Update call to
8266 * explow.c (hard_libcall_value): Use new target hook.
8267 * testsuite/lib/target-supports.exp
8268 (check_effective_target_arm_hard_vfp_ok): New hook.
8269 (check_effective_target_arm_neon_ok): Improve test for neon
8271 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8272 * config/arm/arm.c: Include cgraph.h
8273 (TARGET_FUNCTION_VALUE): Override default hook.
8274 (arm_pcs_default): New variable.
8275 (arm_override_options): Don't fault hard calling convention with VFP.
8276 Add support for AAPCS variants.
8277 (arm_function_value): Make static. Handle AAPCS variants.
8278 (arm_libcall_value): New function.
8279 (arm_apply_result_size): Handle VFP registers in results.
8280 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8282 (pcs_attribute_args): New variable.
8283 (arm_pcs_from_attribute): New function.
8284 (arm_get_pcs_model): New function.
8285 (aapcs_vfp_cum_init): New function.
8286 (aapcs_vfp_sub_candidate): New function.
8287 (aapcs_vfp_is_return_candidate): New function.
8288 (aapcs_vfp_is_call_candidate): New function.
8289 (aapcs_vfp_allocate): New function.
8290 (aapcs_vfp_allocate_return_reg): New function.
8291 (aapcs_vfp_advance): New function.
8292 (aapcs_cp_arg_layout): New variable.
8293 (aapcs_select_call_coproc): New function.
8294 (aapcs_select_return_coproc): New function.
8295 (aapcs_allocate_return_reg): New function.
8296 (aapcs_libcall_value): New function.
8297 (aapcs_layout_arg): New function.
8298 (arm_init_cumulative_args): Initialize AAPCS args data.
8299 (arm_function_arg): Handle AAPCS variants using new interface.
8300 (arm_arg_parital_bytes): Likewise.
8301 (arm_function_arg_advance): New function.
8302 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8303 calling conventions.
8304 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8305 * arm.h (NUM_VFP_ARG_REGS): Define.
8306 (LIBCALL_VALUE): Update.
8307 (FUNCTION_VALUE): Delete.
8308 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8309 (arm_pcs): New enum.
8310 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8311 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8312 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8313 * arm-protos.h (arm_function_arg_advance): Add.
8314 (aapcs_libcall_value): Add.
8315 (arm_function_value): Delete.
8317 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8318 H.J. Lu <hongjiu.lu@intel.com>
8321 * config/i386/i386.c (standard_sse_mode_p): Remove.
8322 (standard_sse_constant_p): Return 2 for integer mode
8323 vector_all_ones_operand when SSE2 is enabled.
8324 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8325 (ix86_expand_vector_move): Do not check for negative values from
8326 standard_sse_constant_p.
8328 2009-08-06 Richard Guenther <rguenther@suse.de>
8330 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8331 array type comparisons frontend independent.
8332 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8333 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8334 out array reference lower bound and element size operands.
8335 (ao_ref_init_from_vn_reference): Properly compute the offset
8336 for ARRAY_RANGE_REF.
8337 (vn_reference_fold_indirect): Fill out array reference lower
8338 bound and element size operands.
8339 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8340 a non gimple valued reference operand which can happen for
8341 array reference lower bound or element size.
8342 (create_component_ref_by_pieces_1): Properly generate the
8343 element size operand for array references.
8345 2009-08-06 Richard Guenther <rguenther@suse.de>
8347 PR tree-optimization/40964
8348 * tree.c (iterative_hash_host_wide_int): Export.
8349 * tree.h (iterative_hash_host_wide_int): Declare.
8350 * tree-ssa-structalias.c (heapvar_map): New struct.
8351 (heapvar_map_eq): New function.
8352 (heapvar_map_hash): Likewise.
8353 (heapvar_lookup): Adjust.
8354 (heapvar_insert): Likewise.
8355 (make_constraint_from_heapvar): Allow multiple heap variables
8356 per decl at different offsets.
8357 (init_alias_heapvars): Adjust.
8359 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8361 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8362 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8363 trailing sync if TARGET_SYNC_AFTER_SC.
8365 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8367 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8368 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8369 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8370 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8371 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8372 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8373 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8374 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8375 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8376 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8377 the prototype declaration match the definition.
8378 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8379 instructions explicitly. Add barrier_before and operands
8381 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8382 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8383 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8384 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8385 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8386 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8388 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8390 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8392 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8393 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8396 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8399 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8401 PR rtl-optimization/40924
8402 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8403 make sure canon_rtx (mem_address) isn't simpler than
8404 canon_rtx (expanded_mem_address).
8406 2009-08-05 Li Feng <nemokingdom@gmail.com>
8408 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8410 (build_scop_drs): Build alias set for each SCoP.
8412 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8414 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8415 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8416 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8417 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8418 (BASE_DRIVER_SELF_SPECS): Likewise.
8420 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8422 * tree-ssa-alias.c: Fix some comment typos.
8424 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8426 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8427 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8429 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8432 * simplify-rtx.c (simplify_binary_operation_1): Disable
8433 simplifications for decimal float operations.
8435 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8438 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8439 operand of INDIRECT_REF.
8441 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8443 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8444 constants referencing TLS symbols.
8446 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8448 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8449 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8451 2009-08-03 Richard Guenther <rguenther@suse.de>
8453 * tree.c (make_vector_type): Build a main variant first,
8454 get the canonical one and then build the variant.
8455 * tree-ssa.c (useless_type_conversion_p_1): Handle
8457 (useless_type_conversion_p): Conversions to pointers to
8458 incomplete record types are useless.
8460 2009-08-03 Richard Guenther <rguenther@suse.de>
8462 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8463 file will be created.
8464 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8465 * toplev.c (compile_file): Adjust comment.
8467 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8469 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8470 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8471 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8472 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8473 (sh_promote_function_mode): Fix typo.
8475 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8477 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8479 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8481 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8482 declaration arguments.
8484 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8486 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8487 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8488 (ix86_split_ashl): Ditto.
8489 (ix86_expand_vector_init_one_nonzero): Ditto.
8490 (ix86_expand_vector_set): Ditto.
8491 (ix86_expand_reduc_v4sf): Ditto.
8493 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8495 * explow.c (promote_function_mode): Remove assert.
8496 * config/sh/sh.c (sh_promote_function_mode): Declare.
8498 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8500 * config/pa/pa.c (pa_promote_function_mode): Declare.
8501 Change to static. Fix promote_mode call.
8503 * gthr-dce.h (CONST_CAST2): Define if not defined.
8504 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8506 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8508 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8510 * expr.c (store_constructor): Use promote_decl_mode. Remove
8511 now write-only variable unsignedp.
8512 (expand_expr_real_1): Use promote_decl_mode.
8513 * expr.h (promote_function_mode, promote_decl_mode): New.
8514 (promote_mode): Remove last argument.
8515 * function.c (assign_temp): Drop last argument of promote_mode.
8516 (assign_parm_find_data_types): Use promote_function_mode.
8517 (assign_parm_setup_reg): Likewise.
8518 (expand_function_end): Use promote_function_mode.
8519 * calls.c (initialize_argument_information): Use promote_function_mode.
8520 (precompute_arguments): Use promote_mode instead of checking if
8521 only PROMOTE_FUNCTION_MODE is defined.
8522 (expand_call): When making sibcall decisions, use promote_function_mode.
8523 Below, remove an if for targetm.calls.promote_function_return and
8524 and use promote_function_mode.
8525 (emit_library_call_value_1): Use promote_function_mode, fix bug
8526 where promote_mode was passed FOR_CALL == 0 for a return value in an
8528 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8529 * explow.c (promote_function_mode, promote_decl_mode): New.
8530 (promote_mode): Keep only the FOR_CALL == 0 case.
8531 * combine.c (setup_incoming_promotion): Remove test of
8532 promote_function_args. Use promote_function_mode.
8533 * stmt.c (expand_value_return): Use promote_decl_mode.
8534 (expand_decl): Use promote_decl_mode.
8536 * expr.c (store_constructor): Use promote_decl_mode. Remove
8537 now write-only variable unsignedp.
8538 (expand_expr_real_1): Use promote_decl_mode.
8539 * expr.h (promote_function_mode, promote_decl_mode): New.
8540 (promote_mode): Remove last argument.
8541 * function.c (assign_temp): Drop last argument of promote_mode.
8542 (assign_parm_find_data_types): Use promote_function_mode.
8543 (assign_parm_setup_reg): Likewise.
8544 (expand_function_end): Use promote_function_mode.
8545 * calls.c (initialize_argument_information): Use promote_function_mode.
8546 (precompute_arguments): Use promote_mode instead of checking if
8547 only PROMOTE_FUNCTION_MODE is defined.
8548 (expand_call): When making sibcall decisions, use promote_function_mode.
8549 Below, remove an if for targetm.calls.promote_function_return and
8550 and use promote_function_mode.
8551 (emit_library_call_value_1): Use promote_function_mode, fix bug
8552 where promote_mode was passed FOR_CALL == 0 for a return value in an
8554 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8555 * explow.c (promote_function_mode, promote_decl_mode): New.
8556 (promote_mode): Keep only the FOR_CALL == 0 case.
8557 * combine.c (setup_incoming_promotion): Remove test of
8558 promote_function_args. Use promote_function_mode.
8559 * stmt.c (expand_value_return): Use promote_decl_mode.
8560 (expand_decl): Use promote_decl_mode.
8562 * explow.c (promote_function_mode): Just call the target hook.
8563 * targhooks.c (default_promote_function_mode,
8564 default_promote_function_mode_always_promote): New.
8565 * targhooks.h (default_promote_function_mode,
8566 default_promote_function_mode_always_promote): Declare.
8567 * target.h (promote_function_args, promote_function_return): Remove.
8568 (promote_function_mode): New.
8569 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8570 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8571 (TARGET_PROMOTE_FUNCTION_MODE): New.
8572 (TARGET_CALLS): Adjust.
8573 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8574 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8576 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8577 * config/s390/s390.c (s390_promote_function_mode): ... here,
8578 with pointer handling.
8579 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8580 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8582 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8583 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8584 with pointer handling.
8585 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8586 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8588 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8589 * config/sh/sh.c (sh_promote_function_mode): New.
8590 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8591 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8593 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8594 * config/cris/cris.c (cris_promote_function_mode): ... here.
8595 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8596 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8598 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8599 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8600 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8601 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8603 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8604 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8605 complex type handling.
8606 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8607 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8609 * config/pa/pa.c (pa_promote_function_mode): New.
8610 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8611 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8613 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8614 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8615 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8616 * config/xtensa/xtensa.c: Likewise.
8617 * config/stormy16/stormy16.c: Likewise.
8618 * config/iq2000/iq2000.c: Likewise.
8619 * config/rs6000/rs6000.c: Likewise.
8620 * config/picochip/picochip.c: Likewise.
8621 * config/arc/arc.c: Likewise.
8622 * config/mcore/mcore.c: Likewise.
8623 * config/score/score.c: Likewise.
8624 * config/mips/mips.c: Likewise.
8625 * config/bfin/bfin.c: Likewise.
8626 * config/ia64/ia64.c: Likewise (disabled though).
8628 * config/frv/frv.h: Remove pointless remark.
8630 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8631 TARGET_PROMOTE_FUNCTION_ARGS,
8632 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8633 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8635 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8637 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8638 -floop-parallelize-all.
8639 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8640 flag_loop_parallelize_all.
8641 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8642 * graphite.c (graphite_transform_loops): Same.
8644 * graphite-poly.c (apply_poly_transforms): Same.
8646 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8648 PR tree-optimization/40914
8649 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8650 if set, then check the delta field of the PMF record.
8651 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8652 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8653 call is stored in the delta.
8655 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8657 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8659 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8661 * config/i386/bsd.h (ASM_BYTE): New define.
8662 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8663 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8664 .byte. Use fputs or putc instead of fprintf where appropriate.
8665 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8666 fputs or putc instead of fprintf where appropriate.
8667 * config/i386/i386elf.h: Ditto.
8668 * config/i386/sysv4.h: Ditto.
8670 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8671 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8672 (*tls_global_dynamic_64): Ditto.
8674 2009-07-31 Christian Bruel <christian.bruel@st.com>
8676 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8678 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8680 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8681 Remove dead code for MINUS.
8683 2009-07-31 Anthony Green <green@moxielogic.com>
8685 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8687 (moxie_expand_epilogue): Ditto for epilogue.
8688 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8690 (moxie_function_arg): Ditto.
8691 (moxie_pass_by_reference): Ditto.
8692 (moxie_arg_partial_bytes): Ditto.
8693 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8694 (FUNCTION_ARG_ADVANCE) Ditto.
8695 (REG_PARM_STACK_SPACE) Ditto.
8696 (FUNCTION_ARG_REGNO_P) Dito.
8698 * config.gcc: Add moxie linux config support.
8699 * gcc/config/moxie/uclinux.h: New file.
8701 2009-07-31 DJ Delorie <dj@redhat.com>
8703 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8704 (UNSPECV_SP_SWITCH_E): New.
8705 (sp_switch_1): Change to an unspec.
8706 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8708 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8709 reference the new stack's address
8711 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8713 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8714 graphite-clast-to-gimple.o, graphite-dependences.o,
8715 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8716 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8717 (graphite-blocking.o,
8718 graphite-clast-to-gimple.o, graphite-dependences.o,
8719 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8720 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8721 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8722 * cfgloop.h (struct loop): Add can_be_parallel field.
8723 * common.opt (fgraphite-identity): Moved up.
8724 (fgraphite-force-parallel): New flag.
8725 * graphite.c: Rewrite.
8726 * graphite.h: Rewrite.
8727 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8729 * toplev.c (graphite_out_file): New file descriptor.
8730 (graphite_in_file): New.
8731 (process_options): flag_graphite_force_parallel cannot be used without
8733 * tree-ssa-loop.c: Include toplev.h.
8734 (gate_graphite_transforms): Enable flag_graphite for
8735 flag_graphite_force_parallel.
8737 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8739 * ChangeLog.graphite: New.
8740 * graphite-blocking.c: New.
8741 * graphite-clast-to-gimple.c: New.
8742 * graphite-clast-to-gimple.h: New.
8743 * graphite-dependences.c: New.
8744 * graphite-dependences.h: New.
8745 * graphite-interchange.c: New.
8746 * graphite-poly.c: New.
8747 * graphite-poly.h: New.
8748 * graphite-ppl.c: New.
8749 * graphite-ppl.h: New.
8750 * graphite-scop-detection.c: New.
8751 * graphite-scop-detection.h: New.
8752 * graphite-sese-to-poly.c: New.
8753 * graphite-sese-to-poly.h: New.
8757 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8759 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8760 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8762 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8764 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8765 (scev_is_linear_expression): Return false if the evolution is not
8766 affine multivariate.
8768 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8770 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8771 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8773 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8775 * tree-data-ref.c (debug_data_references): New.
8776 (debug_data_reference): New.
8777 * tree-data-ref.h (debug_data_references): Declared.
8778 (debug_data_reference): Declared.
8780 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8782 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8783 * tree-data-ref.h (scop_p): Removed.
8784 (struct data_reference): Remove field scop.
8786 (stmt_simple_memref_p): Removed.
8788 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8790 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8791 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8794 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8796 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8798 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8800 * doc/invoke.texi (-fgraphite-identity): Documented.
8802 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8804 * tree-scalar-evolution.c: Fix comment.
8805 (instantiate_scev_1): Return unknow from scev instantiation if the
8806 result is not above instantiate_below.
8808 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8810 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8811 static anymore. Instantiate the symbols that may have been introduced
8813 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8816 2009-07-30 DJ Delorie <dj@redhat.com>
8818 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8819 .vliw directive to VLIW sections.
8821 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8823 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8825 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8826 (AUTOHEADER): New variable.
8827 ($(srcdir)/cstamp-h.in): Use it.
8829 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8830 Pat Haugen <pthaugen@us.ibm.com>
8831 Revital Eres <ERES@il.ibm.com>
8833 * config/rs6000/vector.md (VEC_F): Add VSX support.
8837 (vector_load_<mode>): Ditto.
8838 (vector_store_<mode>): Ditto.
8839 (vector GPR move split): Ditto.
8840 (vec_reload_and_plus_<mptrsize>): Ditto.
8841 (vec_reload_and_reg_<mptrsize>): Ditto.
8842 (add<mode>3): Ditto.
8843 (sub<mode>3): Ditto.
8844 (mul<mode>3): Ditto.
8845 (neg<mode>2): Ditto.
8846 (abs<mode>2): Ditto.
8847 (smin<mode>3): Ditto.
8848 (smax<mode>3): Ditto.
8849 (vector_eq<mode>): Ditto.
8850 (vector_gt<mode>): Ditto.
8851 (vector_ge<mode>): Ditto.
8852 (vector_gtu<mode>): Ditto.
8853 (vector_select_<mode>_uns): Ditto.
8854 (vector_eq_<mode>_p): Ditto.
8855 (vector_gt_<mode>_p): Ditto.
8856 (vector_ge_<mode>_p): Ditto.
8857 (vector_gtu_<mode>_p): Ditto.
8858 (cr6_test_for_zero): Ditto.
8859 (cr6_test_for_zero_reverse): Ditto.
8860 (cr6_test_for_lt): Ditto.
8861 (cr6_test_for_lt_reverse): Ditto.
8862 (xor<mode>3): Ditto.
8863 (ior<mode>3): Ditto.
8864 (and<mode>3): Ditto.
8865 (one_cmpl<mode>2): Ditto.
8866 (nor<mode>2): Ditto.
8867 (andc<mode>2): Ditto.
8868 (float<VEC_int<mode>2): Ditto.
8869 (unsigned_float<VEC_int><mode>2): Ditto.
8870 (fix_trunc<mode><VEC_int>2): Ditto.
8871 (fixuns_trunc<mode><VEC_int>2): Ditto.
8873 (vec_set<mode>): Ditto.
8874 (vec_extract<mode>): Ditto.
8875 (vec_interleave_highv4sf): Ditto.
8876 (vec_interleave_lowv4sf): Ditto.
8877 (vec_realign_load_<mode>): Ditto.
8878 (vec_shl_<mode>): Ditto.
8879 (vec_shr_<mode>): Ditto.
8880 (div<mode>3): New patterns for VSX.
8881 (vec_interleave_highv2df): Ditto.
8882 (vec_interleave_lowv2df): Ditto.
8883 (vec_pack_trunc_v2df): Ditto.
8884 (vec_pack_sfix_trunc_v2df): Ditto.
8885 (vec_pack_ufix_trunc_v2df): Ditto.
8886 (vec_unpacks_hi_v4sf): Ditto.
8887 (vec_unpacks_lo_v4sf): Ditto.
8888 (vec_unpacks_float_hi_v4si): Ditto.
8889 (vec_unpacks_float_lo_v4si): Ditto.
8890 (vec_unpacku_float_hi_v4si): Ditto.
8891 (vec_unpacku_float_lo_v4si): Ditto.
8892 (movmisalign<mode>): Ditto.
8893 (vector_ceil<mode>2): New patterns for vectorizing math library.
8894 (vector_floor<mode>2): Ditto.
8895 (vector_btrunc<mode>2): Ditto.
8896 (vector_copysign<mode>3): Ditto.
8898 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8899 predicate for setting the high bit in each word, used for copysign.
8901 * config/rs6000/ppc-asm.h (f19): Whitespace.
8902 (f32-f63): Define if VSX.
8903 (v0-v31): Define if Altivec.
8904 (vs0-vs63): Define if VSX.
8906 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8908 * config/rs6000/power7.md: New file, provide tuning parameters for
8911 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8912 (rs6000_cpu_cpp_builtins): Ditto.
8913 (altivec_overloaded_builtins): Ditto.
8914 (altivec_resolve_overloaded_builtin): Ditto.
8916 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8917 debug switch to disable vectorizing simple math builtin
8920 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8921 Vectorize simple math builtin functions.
8922 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8923 hook to vectorize math builtins.
8924 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8925 (rs6000_builtin_conversion): Add VSX/power7 support.
8926 (rs6000_builtin_vec_perm): Ditto.
8927 (vsplits_constant): Add support for loading up a vector constant
8928 with just the high bit set in each part.
8929 (rs6000_expand_vector_init): Add VSX/power7 support.
8930 (rs6000_expand_vector_set): Ditto.
8931 (rs6000_expand_vector_extract): Ditto.
8932 (rs6000_emit_move): Ditto.
8933 (bdesc_3arg): Ditto.
8934 (bdesc_2arg): Ditto.
8935 (bdesc_1arg): Ditto.
8936 (rs6000_expand_ternop_builtin): Ditto.
8937 (altivec_expand_builtin): Ditto.
8938 (rs6000_expand_unop_builtin): Ditto.
8939 (rs6000_init_builtins): Ditto.
8940 (altivec_init_builtins): Ditto.
8941 (builtin_function_type): Ditto.
8942 (rs6000_common_init_builtins): Ditto.
8943 (rs6000_handle_altivec_attribute); Ditto.
8944 (rs6000_mangle_type): Ditto.
8945 (rs6000_vector_mode_supported_p): Ditto.
8946 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8949 * config/rs6000/vsx.md: New file for VSX support.
8951 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8952 identifing values with just the most significant bit set.
8953 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8954 vectorized builtins.
8956 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8957 (UNSPEC_VRFIM): Delete.
8958 (splitter for loading up vector with most significant bit): New
8959 splitter for vectorizing copysign.
8960 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8961 vectorizing simple math functions.
8962 (altivec_vrfip): Add support for vectorizing simple math functions.
8963 (altivec_vrfim): Ditto.
8964 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8966 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8967 (power7.md, vsx.md): Include for power7 support.
8968 (copysigndf3): Use VSX instructions if -mvsx.
8969 (negdf2_fpr): Ditto.
8970 (absdf2_fpr): Ditto.
8971 (nabsdf2_fpr): Ditto.
8972 (adddf3_fpr): Ditto.
8973 (subdf3_fpr): Ditto.
8974 (muldf3_fpr): Ditto.
8975 (divdf3_fpr): Ditto.
8976 (fix_truncdfdi2_fpr): Ditto.
8977 (cmpdf_internal1): Ditto.
8978 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8979 (btruncdf2, btruncdf2_fpr): Ditto.
8980 (ceildf2, ceildf2_fpr): Ditto.
8981 (floordf2, floordf2_fpr): Ditto.
8982 (floatdidf2, floatdidf2_fpr): Ditto.
8983 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8984 (fmsubdf4_fpr): Ditto.
8985 (fnmadddf4_fpr_1): Ditto.
8986 (fnmadddf4_fpr_2): Ditto.
8987 (fnmsubdf4_fpr_1): Ditto.
8988 (fnmsubdf4_fpr_2): Ditto.
8989 (fixuns_truncdfdi2): Add expander for VSX support.
8990 (fix_truncdfdi2): Ditto.
8991 (fix_truncdfsi2): Ditto.
8993 (btruncsf2): Whitespace.
8994 (movdf_hardfloat32): Add support for VSX registers.
8995 (movdf_softfloat32): Ditto.
8996 (movdf_hardfloat64): Ditto.
8997 (movdf_hardfloat64_mfpgpr): Ditto.
8998 (movdf_softfloat64): Ditto.
8999 (movti splitters): Add check for vector registers supporting
9000 TImode in the future.
9001 (bpermd): Add power7 bpermd instruction.
9003 * config/rs6000/altivec.h (vec_div): Define if VSX.
9007 (vec_nearbyint): Ditto.
9010 (all predicates): Use the generic builtin function, and not the V4SF
9011 specific function so that the predicates will work with VSX's V2DF.
9015 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9016 Document new VSX functions and types.
9018 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9021 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9022 "wa", and "j" constraints. Modify "v" to talk about Altivec
9023 instead of just vector.
9025 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9028 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9029 location for phi arguments.
9030 (rewrite_update_phi_arguments): Find locations for reaching defs.
9031 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9032 Add location to add_phi_arg calls.
9033 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9034 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9035 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9036 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9037 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9038 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9039 * tree-phinodes.c (make_phi_node): Initialize location.
9040 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9041 (add_phi_arg): Add location parameter.
9042 (remove_phi_arg_num): Move location when moving phi argument.
9043 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9045 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9046 slpeel_update_phi_nodes_for_guard1,
9047 slpeel_update_phi_nodes_for_guard2,
9048 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9049 vect_loop_versioning): Set locations.
9050 * tree-parloops.c (create_phi_for_local_result,
9051 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9052 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9053 * tree-vect-loop.c (get_initial_def_for_induction,
9054 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9056 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9057 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9058 (gimple_phi_arg_set_location): New. Set locus.
9059 (gimple_phi_arg_has_location): New. Check for locus.
9060 (redirect_edge_var_map_location): New. Return locus from var_map.
9061 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9062 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9063 combining PHI arguments.
9064 (cond_store_replacement): Set location.
9065 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9066 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9067 scop_add_exit_phis_edge): Add locations.
9068 * tree-cfgcleanup.c (remove_forwarder_block,
9069 remove_forwarder_block_with_phi): Add locations.
9070 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9071 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9073 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9074 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9075 flush_pending_stmts): Add source location.
9076 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9077 stack to preserve locations.
9078 * tree-vect-stmts.c (vectorizable_load): Add location.
9079 * tree-inline.c (copy_phis_for_bb): Copy locus.
9080 (setup_one_parameter): Add call locus to inlined parameter stmts.
9081 (initialize_inlined_parameters): Pass in call location as parameter
9083 (tree_function_versioning): Pass location to setup_one_parameter.
9084 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9085 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9086 copy and edge lists.
9087 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9088 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9089 locus parameter and override the stmt default if provided.
9090 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9091 elim_graph_add_edge, elim_graph_remove_succ_edge,
9092 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9093 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9094 eliminate_phi): Add locus info in elimination graph for each edge and
9096 (insert_backedge_copies): Copy locus if present.
9097 * tree-flow.h (struct _edge_var_map): Add locus field.
9098 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9099 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9100 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9102 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9104 2009-07-30 Martin Jambor <mjambor@suse.cz>
9106 PR tree-optimization/40570
9107 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9110 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9112 * ssa-loop-manip.c: Include langhooks.h.
9113 (rewrite_phi_with_iv): New.
9114 (rewrite_all_phi_nodes_with_iv): New.
9115 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9116 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9117 * tree-parloops.c (loop_parallel_p): Move out all conditions
9118 except dependency check.
9119 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9120 (gen_parallel_loop): Call canonicalize_loop_ivs without
9121 reduction_list argument.
9122 (build_new_reduction): New.
9123 (gather_scalar_reductions): New.
9124 (try_get_loop_niter): New.
9125 (try_create_reduction_list): New.
9126 (parallleize_loops): Change the parallel conditions check.
9127 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9128 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9130 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9132 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9134 * doc/options.texi (Option properties): Mention new quoting syntax.
9136 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9138 * config/alpha/alpha.c (alpha_start_function):
9139 Handle VMS_DEBUG_MAIN_POINTER
9140 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9141 * doc/invoke.texi: Document -mdebug-main switch.
9143 2009-07-29 Richard Henderson <rth@redhat.com>
9145 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9146 (cgraph_create_edge_including_clones): Likewise.
9147 * tree-inline.c (copy_bb): Operate on the correct edges
9148 when updating the callgraph.
9150 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9152 * config/alpha/vms-cc.c: Deleted.
9153 * config/alpha/vms-ld.c: Deleted.
9154 * config/alpha/t-vms64: Moved to config/vms
9155 * config/alpha/vms-crt0-64.c: Moved to config/vms
9156 * config/alpha/vms-crt0.c: Moved to config/vms
9157 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9158 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9159 * config/alpha/xm-vms.h: Moved to config/vms
9160 * config/alpha/x-vms: Moved to config/vms
9161 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9163 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9164 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9166 * config/vms/t-vms64: Moved here from config/alpha
9167 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9168 (argc,argv,envp): Enforce 32bit malloc'ing.
9169 * config/vms/vms-psxcrt0-64.c: Likewise.
9170 * config/vms/vms-crt0.c: Moved here from config/alpha.
9171 * config/vms/vms-psxcrt0.c: Likewise.
9172 * config/vms/vms-crtl-64.h: New file.
9173 * config/vms/vms-crtl.h: New file.
9174 * config/vms/vms.opt: New file.
9175 * config/vms/xm-vms64.h: New file.
9176 * config/vms/xm-vms.h: Moved here from config/alpha.
9177 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9179 * config/vms/x-vms: Moved here from config/alpha.
9180 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9181 (vms-ld.o, vms-cc.o): Removed.
9182 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9184 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9186 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9187 correct stack (obvious VMS fix).
9189 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9191 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9192 date, version info if VMS_DEBUGGING_INFO defined.
9193 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9194 size, date calculating code moved here.
9196 2009-07-29 Paul Brook <paul@codesourcery.com>
9198 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9201 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9204 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9205 to DImode when generating insq_le insn.
9207 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9209 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9210 New macro set for VMS_DEBUGGGING_INFO.
9211 (AT_string_form): Use it.
9213 2009-07-28 DJ Delorie <dj@redhat.com>
9215 * config/mep/mep.c (vtext_section): New.
9216 (vftext_section): New.
9217 (ftext_section): New.
9218 (mep_select_section): Add support for functions.
9219 (mep_unique_section): Likewise.
9220 (mep_asm_init_sections): Likewise.
9221 (mep_encode_section_info): Remove it from here.
9223 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9225 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9227 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9228 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9230 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9232 * dwarf2out.c (output_file_names): Test new macro
9233 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9234 (add_comp_dir_attribute): Likewise.
9236 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9238 * config/i386/mingw-w64.h (LINK_SPEC): Add
9239 separating space between commands.
9241 2009-07-28 Jan Hubicka <jh@suse.cz>
9243 PR tree-optimization/40759
9244 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9247 2009-07-27 DJ Delorie <dj@redhat.com>
9249 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9250 types are dword-aligned.
9251 (mep_expand_va_start): Likewise.
9253 2009-07-27 Olivier Hainque <hainque@adacore.com>
9254 Douglas B Rupp <rupp@gnat.com>
9256 * convert.c (convert_to_pointer): Don't assume the target
9257 pointer type is POINTER_SIZE long. Fetch its precision instead.
9259 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9261 * system.h (fopen): Undefine if macro.
9263 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9265 * dwarf2out.c (output_cfi_p): Removed.
9266 (output_cfis): New function.
9267 (output_fde): New function, split from output_call_frame_info.
9268 (output_call_frame_info): Use it.
9269 (dwarf2out_switch_text_section): Use output_cfis.
9271 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9273 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9274 TARGET_BI_ARCH is specified without enabling SJLJ.
9275 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9276 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9278 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9280 * arm.md (negdi2): Use DImode if forcing a value into a register.
9282 2009-07-26 Ira Rosen <irar@il.ibm.com>
9284 PR tree-optimization/40801
9285 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9286 of vector operand from the previous copy of vector statement.
9287 Pass the correct definition type value to
9288 vect_get_vec_def_for_stmt_copy().
9290 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9292 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9293 const char ** conversion.
9295 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9297 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9298 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9299 (gcc_unreachable): Invoke __builtin_unreachable() if
9300 !ENABLE_ASSERT_CHECKING.
9302 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9304 PR rtl-optimization/40445
9305 * emit-rtl.c (next_nonnote_insn_bb): New function.
9306 * rtl.h (next_nonnote_insn_bb): Declare new function.
9307 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9308 with no successors that is the successor of the ENTRY_BLOCK.
9309 Continue from the top after removing an empty fallthrough block.
9310 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9311 of next_nonnote_insn.
9313 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9315 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9317 2009-07-25 Martin Jambor <mjambor@suse.cz>
9319 * c-common.c (c_common_attribute_table): New element for noclone.
9320 (handle_noclone_attribute): New function. Forward-declare.
9321 * tree-inline.c (tree_versionable_function_p): Check for noclone
9323 * doc/extend.texi (Labels as Values): Document need for noclone.
9324 (Function Attributes): Document noclone attribute.
9326 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9328 PR rtl-optimization/34999
9329 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9330 and dw_fde_switched_cold_to_hot fields.
9331 (output_cfi_p): New function.
9332 (output_call_frame_info): If fde->dw_fde_switched_sections,
9333 output 2 FDEs instead of one with corrupted header.
9334 (dwarf2out_do_cfi_startproc): New function.
9335 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9336 and fde->dw_fde_switched_cold_to_hot.
9337 (dwarf2out_switch_text_section): Compute
9338 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9339 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9340 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9341 Otherwise, compute fde->dw_fde_switch_cfi.
9343 2009-07-24 Cary Coutant <ccoutant@google.com>
9345 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9347 2009-07-24 Cary Coutant <ccoutant@google.com>
9349 * cfghooks.c (split_block): Copy discriminator to new block.
9350 * tree-cfg.c (assign_discriminator): Check location of last
9351 instruction in block as well as first.
9353 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9355 * config/i386/linux.c: Use fputs or putc instead of fprintf
9357 * config/i386/gas.h: Ditto.
9358 * config/i386/x86-64.h: Ditto.
9359 * config/i386/att.h: Ditto.
9361 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9363 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9366 2009-07-24 Martin Jambor <mjambor@suse.cz>
9368 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9369 (ipa_push_func_to_list_1): Declare.
9370 (ipa_push_func_to_list): New function.
9372 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9373 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9374 (ipa_push_func_to_list): Removed.
9375 (ipa_pop_func_from_list): Clear node_enqueued flag.
9377 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9379 * config/s390/s390.c (override_options): Default
9380 max-unrolled-insns to 100 for z10 tuning.
9382 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9384 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9385 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9386 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9387 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9388 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9389 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9390 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9392 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9394 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9395 use default set in mingw32.h header.
9396 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9397 64-bit /mingw/include path.
9398 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9401 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9403 PR rtl-optimization/40209
9404 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9406 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9408 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9409 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9410 with the rest of string where appropriate. Use fputs or putc
9411 instead of fprintf where appropriate.
9413 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9414 Pat Haugen <pthaugen@us.ibm.com>
9415 Revital Eres <ERES@il.ibm.com>
9417 * config/rs6000/vector.md: New file. Move most of the vector
9418 expander support here from altivec.md to allow for the VSX vector
9419 unit in the future. Add support for secondary_reload patterns.
9420 Rewrite the patterns for vector comparison, and vector comparison
9421 predicate instructions so that the RTL expresses the desired
9422 behavior, instead of using unspec.
9424 * config/rs6000/constraints.md ("f" constraint): Use
9425 rs6000_constraints to hold the precalculated register class.
9426 ("d" constraint): Ditto.
9427 ("wd" constraint): New constraint for VSX.
9428 ("wf" constraint): Ditto.
9429 ("ws" constraint): Ditto.
9430 ("wa" constraint): Ditto.
9431 ("wZ" constraint): Ditto.
9432 ("j" constraint): Ditto.
9434 * config/rs6000/predicates.md (vsx_register_operand): New
9436 (vfloat_operand): New predicate for vector.md.
9437 (vint_operand): Ditto.
9438 (vlogical_operand): Ditto.
9439 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9440 (easy_vector_constant): Add VSX support.
9441 (altivec_indexed_or_indirect_operand): New predicate for
9442 recognizing Altivec style memory references with AND -16.
9444 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9445 for vector secondary reload support.
9446 (rs6000_vector_reg_class): Delete, replacing it with
9448 (rs6000_vsx_reg_class): Ditto.
9449 (rs6000_constraints): New array to hold the register classes of
9450 each of the register constraints that can vary at runtime.
9451 (builtin_mode_to_type): New static array for builtin function type
9453 (builtin_hash_table): New static hash table for builtin function
9455 (TARGET_SECONDARY_RELOAD): Define target hook.
9456 (TARGET_IRA_COVER_CLASSES): Ditto.
9457 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9458 registers are 128 bits if VSX memory reference instructions are used.
9459 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9461 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9462 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9463 Print several of the scheduling related parameters.
9464 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9465 rs6000_constraints instead of rs6000_vector_reg_class. Move
9466 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9467 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9468 Altivec. Add VSX support. Setup for secondary reload support on
9469 Altivec/VSX registers.
9470 (rs6000_override_options): Make power7 set the scheduling groups
9471 like the power5. Add support for new debug switches to override
9472 the scheduling defaults. Temporarily disable -mcpu=power7 from
9473 setting -mvsx. Add support for debug switches -malways-hint,
9474 -msched-groups, and -malign-branch-targets.
9475 (rs6000_buitlin_conversion): Add support for returning unsigned
9476 vector conversion functions to fix regressions due to stricter
9478 (rs6000_builtin_mul_widen_even): Ditto.
9479 (rs6000_builtin_mul_widen_odd): Ditto.
9480 (rs6000_builtin_vec_perm): Ditto.
9481 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9482 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9484 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9486 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9487 VSX types for bit operations. Changes to accomidate vector.md.
9488 (bdesc_2arg): Ditto.
9489 (bdesc_1arg): Ditto.
9490 (struct builtin_description_predicates): Rewrite predicate
9491 handling so that RTL describes the operation, instead of passing
9492 the instruction to be used as a string argument.
9493 (bdesc_altivec_preds): Ditto.
9494 (altivec_expand_predicate_builtin): Ditto.
9495 (altivec_expand_builtin): Ditto.
9496 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9497 statement for vsldoi support.
9498 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9499 (altivec_expand_st_builtin): Ditto.
9500 (paired_expand_builtin): Whitespace changes.
9501 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9502 builtin_mode_to_type table for secondary reload. Call
9503 builtin_function_type to build random builtin functions.
9504 (altivec_init_builtins): Change to use builtin_function_type to
9505 create builtin function types dynamically as we need them.
9506 (builtin_hash_function): New support for hashing the tree types
9507 for builtin function as we need it, rather than trying to build
9508 all of the trees that we need. Add initial preliminary VSX support.
9509 (builtin_function_type): Ditto.
9510 (builtin_function_eq): Ditto.
9511 (builtin_hash_struct): Ditto.
9512 (rs6000_init_builtins): Ditto.
9513 (rs6000_common_init_builtins): Ditto.
9514 (altivec_init_builtins): Ditto.
9515 (rs6000_common_init_builtins): Ditto.
9516 (enum reload_reg_type): New enum for simplifing reg classes.
9517 (rs6000_reload_register_type): Simplify register classes into GPR,
9518 Vector, and other registers. Altivec and VSX addresses in reload.
9519 (rs6000_secondary_reload_inner): Ditto.
9520 (rs6000_ira_cover_classes): New target hook, that returns the
9521 appropriate cover classes, based on -mvsx being used or not.
9522 (rs6000_secondary_reload_class): Add VSX support.
9523 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9524 (get_vsel_insn): Ditto.
9525 (rs6000_emit_vector_compare): Rewrite vector conditional support
9526 so that where we can, we use RTL operators, instead of blindly use
9528 (rs6000_emit_vector_select): Ditto.
9529 (rs6000_emit_vector_cond_expr): Ditto.
9530 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9531 (create_TOC_reference): Add -mdebug=addr support.
9532 (emit_frame_save): VSX loads/stores need register indexed addressing.
9534 * config/rs6000/rs6000.md: Include vector.md.
9536 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9538 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9539 support for V2DI, V2DF in logical, permute, select operations.
9541 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9542 switch for vsx/power7.
9543 (-mvsx-scalar-memory): Ditto.
9544 (-mvsx-align-128): Ditto.
9545 (-mallow-movmisalign): Ditto.
9546 (-mallow-df-permute): Ditto.
9547 (-msched-groups): Ditto.
9548 (-malways-hint): Ditto.
9549 (-malign-branch-targets): Ditto.
9551 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9553 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9554 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9555 (rs6000_vector_reg_class): Delete.
9556 (rs6000_vsx_reg_class): Ditto.
9557 (enum rs6000_reg_class_enum): New enum for the constraints that
9558 vary based on target switches.
9559 (rs6000_constraints): New array to hold the register class for all
9560 of the register constraints that vary based on the switches used.
9561 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9562 (enum rs6000_builtins): Add unsigned varients for the builtin
9563 declarations returned by target hooks for expanding multiplies,
9564 select, and permute operations. Add VSX builtins.
9565 (enum rs6000_builtin_type_index): Add entries for VSX.
9566 (V2DI_type_node): Ditto.
9567 (V2DF_type_node): Ditto.
9568 (unsigned_V2DI_type_node): Ditto.
9569 (bool_long_type_node): Ditto.
9570 (intDI_type_internal_node): Ditto.
9571 (uintDI_type_internal_node): Ditto.
9572 (double_type_internal_node): Ditto.
9574 * config/rs6000/altivec.md (whole file): Move all expanders to
9575 vector.md from altivec.md. Rename insn matching functions to be
9577 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9578 (altivec_vcmp*): Ditto.
9579 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9580 (VM): New iterator for moves that includes the VSX types.
9581 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9582 (altivec_vperm_<mode>_uns): New, for unsigned types.
9583 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9584 (altivec_eq<mode>): Ditto.
9585 (altivec_gt<mode>): Ditto.
9586 (altivec_gtu<mode>): Ditto.
9587 (altivec_eqv4sf): Ditto.
9588 (altivec_gev4sf): Ditto.
9589 (altivec_gtv4sf): Ditto.
9590 (altivec_vcmpbfp_p): Ditto.
9592 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9594 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9597 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9600 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9601 ASM_SHORT instead of .word.
9602 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9603 instead of .word in asm template.
9605 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9608 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9609 (process_bb_node_lives): Use it.
9611 * ira.c (setup_cover_and_important_classes): Don't setup
9612 ira_important_class_nums. Add cover classes to the end of
9614 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9616 (find_reg_class_closure): Use reorder_important_classes.
9618 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9620 * config/i386/i386.c (i386_ira_cover_classes): New function.
9621 (TARGET_IRA_COVER_CLASSES): Redefine.
9623 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9624 importance of order of cover classes in the array.
9626 2009-07-22 Diego Novillo <dnovillo@google.com>
9628 * tree-pass.h (TDF_EH): Define.
9629 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9630 contains TDF_EH, print the EH region number holding GS.
9631 * tree-dump.c (dump_options): Add "eh".
9632 * doc/invoke.texi: Document it.
9634 2009-07-22 Doug Kwan <dougkwan@google.com>
9636 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9638 2009-07-22 Michael Matz <matz@suse.de>
9640 PR tree-optimization/35229
9641 PR tree-optimization/39300
9643 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9644 (inhibit_phi_insertion): New function.
9645 (insert_into_preds_of_block): Call it for REFERENCEs.
9646 (init_pre): Initialize and finalize scalar evolutions.
9647 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9649 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9651 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9652 Use CONST_VECTOR_NUNITS to determine number of elements.
9654 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9656 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9657 (U, W): Constraints are now deprecated and will be removed if we
9659 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9661 ("prefetch"): Add the stcmh instruction for prefetching.
9662 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9664 (s390_short_displacement): Return always true if compiling for
9665 machines not providing the long displacement facility.
9666 (s390_mem_constraint): Support the new constraint letter Z.
9667 (s390_check_qrst_address): New function.
9669 2009-07-21 DJ Delorie <dj@redhat.com>
9671 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9674 2009-07-21 Jason Merrill <jason@redhat.com>
9676 * c-common.c (max_tinst_depth): Increase default to 1024.
9678 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9680 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9681 (vec_unpacku_float_lo_v4si): Ditto.
9683 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9686 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9687 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9688 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9689 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9691 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9693 PR tree-optimization/40813
9694 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9697 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9699 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9700 with a NOP_EXPR if needed.
9702 2009-07-21 Paul Brook <paul@codesourcery.com>
9704 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9705 Terminate debug dump with newline.
9707 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9709 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9710 Cast "1" to unsigned HOST_WIDE_INT.
9711 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9712 deposit length to the maximum length - lsb. Extend length if
9713 HOST_BITS_PER_WIDE_INT is 32.
9715 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9717 * cgraph.h (constant_pool_htab): New function.
9718 (constant_descriptor_tree): Move from varasm.c.
9719 * varasm.c (constant_pool_htab): New function.
9720 (constant_descriptor_tree): Move to cgraph.h.
9722 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9724 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9726 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9728 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9731 2009-07-20 Xinliang David Li <davidxl@google.com>
9733 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9735 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9737 * config/mips/mips.md (move_type): Add arith.
9738 (type): Handle arith.
9739 (zero_extendsidi2): Rename this into ...
9740 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9741 (zero_extendsidi2): New expander.
9742 (*zero_extendsidi2_dext): New pattern.
9744 2009-07-20 Nick Clifton <nickc@redhat.com>
9746 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9747 to set MIPS_ABI_DEFAULT.
9748 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9750 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9752 * tree-object-size.c (addr_object_size): Handle unions with
9753 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9755 PR tree-optimization/40792
9756 * tree.c (build_function_type_skip_args): Remove bogus assert.
9758 2009-07-20 Jan Hubicka <jh@suse.cz>
9759 Martin Jambor <mjambor@suse.cz>
9761 * cgraph.h (combined_args_to_skip): New field.
9762 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9763 combined_args_to_skip and args_to_skip.
9764 * tree-inline.c (update_clone_info): New function.
9765 (tree_function_versioning): Call update_clone_info.
9766 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9768 (cgraph_materialize_all_clones): More extensive dumping, working
9769 with combined_args_to_skip rather than args_to_skip.
9771 2009-07-20 Ira Rosen <irar@il.ibm.com>
9773 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9774 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9775 (get_initial_def_for_reduction): Likewise.
9776 (vectorizable_reduction): Skip the check of first operand in case
9777 of COND_EXPR. Add check that it is outer loop vectorization if
9778 nested cycle was detected. Call vectorizable_condition() for
9779 COND_EXPR. If reduction epilogue cannot be created do not fail for
9780 nested cycles (if it is not double reduction). Assert that there
9781 is only one type in the loop in case of COND_EXPR. Call
9782 vectorizable_condition() to vectorize COND_EXPR.
9783 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9784 Add parameters. Allow nested cycles if called from
9785 vectorizable_reduction(). Use reduction vector variable if provided.
9786 (vect_analyze_stmt): Call vectorizable_reduction() before
9787 vectorizable_condition().
9788 (vect_transform_stmt): Update call to vectorizable_condition().
9790 2009-07-20 Christian Bruel <christian.bruel@st.com>
9792 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9793 * doc/invoke.texi (-mfmovd): Likewise.
9794 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9796 2009-07-20 Jan Hubicka <jh@suse.cz>
9798 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9799 when handling SSA name.
9801 2009-07-19 Jan Hubicka <jh@suse.cz>
9803 PR tree-optimization/40676
9804 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9805 virtual PHIs in empty BBs.
9807 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9809 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9810 re-expanded the compound use gen_lowpart instead to convert to the
9813 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9815 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9816 OUTER_CONST arguments.
9817 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9818 the new wider mode will be masked off.
9819 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9821 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9823 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9824 high-order bits are zero.
9826 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9828 * combine.c (simplify_shift_const_1): Split code to determine
9830 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9831 new bits shifted in are identical to the old sign bit.
9833 2009-07-18 Richard Guenther <rguenther@suse.de>
9836 * gimplify.c (gimplify_call_expr): Reject code using results from
9837 functions returning void.
9839 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9841 * doc/md.texi: Document the new PowerPC "es" constraint.
9842 Document that "m" can include automodified addresses on this target,
9843 and explain how %U must be used. Extend the "Q" and "Z" documentation
9844 to suggest "es" as well as "m".
9845 * config/rs6000/constraints.md (es): New memory constraint.
9846 (Q, Z): Update strings to match new documentation.
9848 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9850 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9851 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9852 * config/rs6000/predicates.md (volatile_mem_operand): Use
9853 offsettable_nonstrict_memref_p.
9854 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9855 (*floatunssidf2_internal): Likewise.
9856 (*fix_truncdfsi2_internal): Likewise.
9857 (*fix_trunctfsi2_internal): Likewise.
9859 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9861 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9863 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9865 2009-07-17 Richard Guenther <rguenther@suse.de>
9868 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9869 (pass_warn_unused_result): Likewise.
9870 (TODO_set_props): Remove.
9871 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9873 (pass_diagnose_omp_blocks): Define.
9874 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9875 (c_gimple_diagnostics_recursively): Remove.
9876 (finish_function): Do not call it.
9877 (c_write_global_declarations): Continue after errors.
9878 Finalize the CU here.
9879 * c-gimplify.c (c_genericize): Do not gimplify here.
9880 * c-common.c (c_warn_unused_result): Move ...
9881 * tree-cfg.c (do_warn_unused_result): ... here.
9882 (run_warn_unused_result): New function.
9883 (gate_warn_unused_result): New function.
9884 (pass_warn_unused_result): New pass.
9885 * c-common.h (c_warn_unused_result): Remove.
9886 * flags.h (flag_warn_unused_result): Declare.
9887 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9888 * opts.c (flag_warn_unused_result): Initialize to false.
9889 * toplev.c (compile_file): Add comment.
9890 * omp-low.c (create_omp_child_function): Do not register
9891 the function with the frontend.
9892 (diagnose_omp_structured_block_errors): Prepare to be
9893 called as optimization pass.
9894 (gate_diagnose_omp_blocks): New function.
9895 (pass_diagnose_omp_blocks): New pass.
9896 * cgraph.h (cgraph_optimize): Remove.
9897 (cgraph_analyze_function): Likewise.
9898 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9899 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9900 before their parents here.
9901 (cgraph_finalize_function): Not here.
9902 (cgraph_analyze_function): Gimplify functions here.
9903 (cgraph_finalize_compilation_unit): Continue after errors.
9904 Optimize the callgraph from here.
9905 (cgraph_optimize): Make static.
9906 * langhooks.c (write_global_declarations): Finalize the CU.
9907 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9908 (gimplify_function_tree): Assert we gimplify only once.
9909 Set PROP_gimple_any property.
9910 * tree-nested.c (gimplify_all_functions): New function.
9911 (lower_nested_functions): Gimplify all nested functions.
9912 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9913 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9914 and pass_diagnose_omp_blocks after gimplification. Do not
9915 set TODO_set_props on all_lowering_passes.
9916 (execute_one_pass): Do not handle TODO_set_props.
9917 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9918 (gimplify.o): Add tree-pass.h dependency.
9919 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9920 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9921 (unsave_r): Likewise.
9922 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9925 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9927 * doc/service.texi (Service): Restore previously removed link,
9928 which isn't broken after all.
9930 2009-07-17 Richard Guenther <rguenther@suse.de>
9932 PR tree-optimization/40321
9933 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9934 PHI nodes to the maximal set.
9935 (make_values_for_phi): Add PHI arguments to the maximal set.
9936 (execute_pre): Dump PHI_GEN and the maximal set.
9938 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9941 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9944 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9946 * doc/extend.texi (Nested Functions): Replace broken link with
9948 * doc/service.texi (Service): Remove broken link.
9950 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9953 * builtins.c (expand_builtin_memcmp): Use loc instead of
9954 EXPR_LOCATION (exp).
9955 (expand_builtin_strncmp): Likewise.
9957 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9958 Manuel López-Ibáñez <manu@gcc.gnu.org>
9961 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9962 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9963 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9964 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9965 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9966 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9967 tree-inline.c, c-common.c, c-common.h, gimple.c,
9968 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9969 convert.c: Add location argument to fold_{unary,binary,ternary},
9970 fold_build[123], build_call_expr, build_size_arg,
9971 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9972 fold_build1_initializer, fold_build2_initializer,
9973 fold_build3_initializer, fold_build_call_array,
9974 fold_build_call_array_initializer, fold_single_bit_test,
9975 omit_one_operand, omit_two_operands, invert_truthvalue,
9976 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9977 combine_comparisons, fold_builtin_*, fold_call_expr,
9978 build_range_check, maybe_fold_offset_to_address, round_up,
9981 2009-07-16 Jason Merrill <jason@redhat.com>
9984 * c-common.c (c_common_reswords): Add __is_standard_layout
9986 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9987 * doc/implement-cxx.texi: New.
9988 * doc/gcc.texi: Include it.
9990 2009-07-16 DJ Delorie <dj@redhat.com>
9992 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9993 compares that may be indirectly affected by previous instructions.
9995 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9997 * builtins.c (do_mpc_arg2): New.
9998 (fold_builtin_2): Fold builtin cpow.
9999 * real.h (HAVE_mpc_pow): New.
10001 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10003 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10004 comparison to skip unprofitable schedule
10006 2009-07-16 Simon Baldwin <simonb@google.com>
10008 * gcc.c (option_map): New flag -no-canonical-prefixes.
10009 * (display_help): Print help text for new flag.
10010 * (process_command): Move options translation and language specifics
10011 and handle new flag early. Use it to set a function pointer to a
10012 prefix builder. Replace make_relative_prefix calls with calls to
10013 the function pointed to. Ignore new flag in regular options handling.
10014 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10016 2009-07-15 DJ Delorie <dj@redhat.com>
10018 * config/mep/mep.md (sibcall_internal): Change register to avoid
10019 argument registers.
10020 (sibcall_value_internal): Likewise.
10022 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10024 PR rtl-optimization/40710
10025 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10027 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10029 * config/mips/mips.md (*extenddi_truncate<mode>,
10030 *extendsi_truncate<mode>): Change type attribute to move_type
10031 with shift_shift. Split out code handling exts from here ...
10032 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10034 (*extendhi_truncateqi): Change type attribute to move_type with
10035 shift_shift. Split out code handling exts from here ...
10036 (*extendhi_truncateqi_exts): ... to this new pattern.
10038 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10040 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10041 instead of "and" with inverted sign bit mask value. Use
10042 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10043 Allocate registers only for operand 4 and operand 5.
10045 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10047 PR middle-end/40747
10048 * fold-const.c (fold_cond_expr_with_comparison): When folding
10049 < and <= to MIN, make sure the MIN uses the same type as the
10050 comparison's operands.
10052 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10054 * arm.md (ior_xor): New code iterator.
10055 (split for ior/xor with shift and zero-extend): New split pattern.
10056 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10058 2009-07-15 Richard Guenther <rguenther@suse.de>
10060 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10063 2009-07-15 Richard Guenther <rguenther@suse.de>
10065 PR middle-end/40753
10066 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10068 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10070 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10071 handle 2.6.30 kernel.
10073 2009-07-15 DJ Delorie <dj@redhat.com>
10075 * config/mep/mep.md (sibcall_internal): Change register to allow
10076 for 24-bit addresses.
10077 (sibcall_value_internal): Likewise.
10079 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10081 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10082 that are enabled/disabled by the flags introduced by a previous patch.
10084 2009-07-14 DJ Delorie <dj@redhat.com>
10086 * config/mep/mep.md (sibcall_internal): Include non-toggling
10088 (sibcall_value_internal): Likewise.
10090 2009-07-14 Taras Glek <tglek@mozilla.com>
10091 Rafael Espindola <espindola@google.com>
10093 * doc/sourcebuild.texi: Document install-plugin target.
10094 * configure.ac: Added install-plugin target to language makefiles.
10095 * configure: Regenerate.
10096 * Makefile.in: (install-plugin): Install more headers,
10097 depend on lang.install-plugin.
10099 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10101 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10104 2009-07-14 DJ Delorie <dj@redhat.com>
10106 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10107 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10108 * config/mep/mep.md (sibcall_internal): Change test from
10109 mep_vliw_mode_match to mep_vliw_jmp_match.
10110 (sibcall_value_internal): Likewise.
10112 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10114 * config/i386/sse.md (copysign<mode>3): New expander.
10115 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10116 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10117 Use ix86_build_const_vector.
10118 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10119 IX86_BUILTIN_CPYSGNPD.
10120 (builtin_description): Add __builtin_ia32_copysignps and
10121 __builtin_ia32_copysignpd.
10122 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10123 and BUILT_IN_COPYSIGNF.
10125 2009-07-13 Jason Merrill <jason@redhat.com>
10127 * builtins.c (can_trust_pointer_alignment): New fn.
10128 (get_pointer_alignment): Factor it out from here.
10129 * tree.h: Declare it.
10131 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10133 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10136 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10140 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10142 2009-07-14 Richard Guenther <rguenther@suse.de>
10143 Andrey Belevantsev <abel@ispras.ru>
10145 PR middle-end/40745
10146 * cfgexpand.c (partition_stack_vars): Do not bother to update
10147 alias information when not optimizing.
10149 2009-07-14 Richard Guenther <rguenther@suse.de>
10150 Andrey Belevantsev <abel@ispras.ru>
10152 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10153 (pt_solution_set): Likewise.
10154 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10155 * tree-ssa-structalias.c (pt_solution_set): New function.
10156 * final.c (rest_of_clean_state): Free SSA data structures.
10157 * print-rtl.c (print_decl_name): Remove.
10158 (print_mem_expr): Implement in terms of print_generic_expr.
10159 * alias.c (ao_ref_from_mem): New function.
10160 (rtx_refs_may_alias_p): Likewise.
10161 (true_dependence): Query alias-export info.
10162 (canon_true_dependence): Likewise.
10163 (write_dependence_p): Likewise.
10164 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10166 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10167 (mem_expr_equal_p): Use operand_equal_p.
10168 (set_mem_attributes_minus_bitpos): Do not use
10169 component_ref_for_mem_expr.
10170 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10171 (update_alias_info_with_stack_vars): Likewise.
10172 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10173 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10174 explicitly nor clear stmt operands.
10175 Free the decl-to-pointer map.
10176 * tree-optimize.c (execute_free_datastructures): Do not free
10177 SSA data structures here.
10178 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10179 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10180 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10182 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10184 2009-07-13 DJ Delorie <dj@redhat.com>
10186 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10187 unrolling at the right iteration count.
10189 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10192 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10194 * haifa-sched.c (rank_for_schedule): Introduced flags to
10195 enable/disable individual scheduling heuristics.
10196 * common.opt: Introduced flags to enable/disable individual
10197 heuristics in the scheduler.
10198 * doc/invoke.texi: Introduced flags to enable/disable individual
10199 heuristics in the scheduler.
10201 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10203 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10204 config/i386/mingw-tls.c.
10205 * config/i386/mingw-tls.c: Removed.
10207 2009-07-13 Ira Rosen <irar@il.ibm.com>
10209 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10210 checks access only relevant statements.
10211 (vectorizable_reduction): Likewise.
10213 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10215 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10216 just for 32-bit case.
10218 2009-07-12 Jan Hubicka <jh@suse.cz>
10220 PR tree-optimization/40585
10221 * except.c (expand_resx_expr): When there already is resume
10222 instruction, produce linked list.
10223 (build_post_landing_pads): Assert that resume is empty.
10224 (connect_post_landing_pads): Handle resume lists.
10225 (dump_eh_tree): Dump resume list.
10227 2009-07-12 Ira Rosen <irar@il.ibm.com>
10229 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10230 with additional argument.
10231 * tree-vectorizer.h (enum vect_def_type): Add
10232 vect_double_reduction_def.
10233 (vect_is_simple_reduction): Add argument.
10234 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10236 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10237 vect_is_simple_reduction with additional argument.
10238 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10240 (reduction_code_for_scalar_code): Handle additional codes by
10241 returning ERROR_MARK for them. Fix comment and indentation.
10242 (vect_is_simple_reduction): Fix comment, add argument to specify
10243 double reduction. Detect double reduction.
10244 (get_initial_def_for_induction): Fix indentation.
10245 (get_initial_def_for_reduction): Fix comment and indentation.
10246 Handle double reduction. Create initial definitions that do not
10247 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10248 (vect_create_epilog_for_reduction): Fix comment, add argument to
10249 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10250 epilogue result extraction. Create double reduction phi node and
10251 replace relevant uses.
10252 (vectorizable_reduction): Call vect_is_simple_reduction with
10253 additional argument. Fix indentation. Update epilogue code treatment
10254 according to the changes in reduction_code_for_scalar_code. Check
10255 for double reduction. Call vect_create_epilog_for_reduction with
10256 additional argument.
10257 * tree-vect-stmts.c (process_use): Handle double reduction, update
10259 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10260 (vect_get_vec_def_for_operand): Likewise.
10262 2009-07-12 Danny Smith <dansmister@gmail.com>
10264 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10265 dllexport if !TREE_PUBLIC.
10266 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10268 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10270 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10271 (avr_extra_arch_macro) Remove declatation.
10272 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10273 (avr_extra_arch_macro) Declare as static.
10274 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10276 2009-07-11 Jan Hubicka <jh@suse.cz>
10278 PR middle-end/48388
10279 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10281 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10284 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10285 cold_in_std_section bits.
10286 (dwarf2out_begin_prologue): Initialize them.
10287 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10288 if already covered by text_section or cold_text_section range.
10290 PR rtl-optimization/40667
10291 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10292 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10293 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10294 * config/i386/i386.c (ix86_minimum_alignment): New function.
10295 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10296 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10297 * emit-rtl.c (gen_reg_rtx): Likewise.
10298 * function.c (assign_parms): Likewise. If nominal_type needs
10299 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10300 rather than passed_type's alignment.
10303 * function.c (assign_parm_setup_stack): Adjust
10304 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10305 from nominal_mode on big endian.
10307 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10309 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10311 2009-07-10 DJ Delorie <dj@redhat.com>
10313 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10315 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10317 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10319 (thumb2_cbnz): Likewise.
10321 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10324 * config.gcc (supported_defaults): Add synci.
10325 (with_synci): Add validation.
10326 (all_defaults): Add synci.
10327 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10330 * config/mips/mips.opt (msynci): New option.
10331 * config/mips/mips.c (mips_override_options): Warn on use of
10332 -msynci for targets that do now support it.
10333 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10335 * gcc/doc/invoke.texi (-msynci): Document the new option.
10336 * doc/install.texi (--with-synci): Document the new option.
10338 2009-07-10 Richard Guenther <rguenther@suse.de>
10340 PR tree-optimization/40496
10341 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10342 the PHI result with a compatible type.
10344 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10348 * c.opt (Wunused-result): New.
10349 * doc/invoke.texi: Document it.
10350 * c-common.c (c_warn_unused_result): Use it.
10352 2009-07-09 DJ Delorie <dj@redhat.com>
10354 * targhooks.c (default_target_can_inline_p): Rename from
10355 default_target_option_can_inline_p.
10356 * targhooks.h (default_target_can_inline_p): Likewise.
10357 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10358 TARGET_OPTION_CAN_INLINE_P.
10359 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10360 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10361 (mep_target_can_inline_p): Rename from
10362 mep_target_option_can_inline_p.
10365 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10366 registers used to pass vectors.
10368 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10370 2009-07-09 Tom Tromey <tromey@redhat.com>
10372 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10373 * config/mmix/mmix.c: Include dwarf2.h.
10374 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10375 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10376 * config/sh/sh.c: Include dwarf2.h.
10377 * config/i386/i386.c: Include dwarf2.h.
10378 * Makefile.in (DWARF2_H): Remove 'elf'.
10379 * except.c: Include dwarf2.h.
10380 * unwind-dw2.c: Include dwarf2.h.
10381 * dwarf2out.c: Include dwarf2.h.
10382 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10383 * unwind-dw2-fde.c: Include dwarf2.h.
10384 * dwarf2asm.c: Include dwarf2.h.
10386 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10388 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10389 (max_issue): Use it.
10390 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10392 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10393 (region_sched_info): Update.
10394 * sched-ebb.c (ebb_sched_info): Update.
10395 * modulo-sched.c (sms_sched_info): Update.
10396 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10398 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10400 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10402 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10404 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10406 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10408 PR middle-end/40692
10409 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10410 arg1 with arg01 if arg1 is already INTEGER_CST.
10412 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10414 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10415 Transform (and (truncate)) into (truncate (and)).
10417 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10419 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10420 creating LHS paradoxical subregs. Fix surrounding returns to
10421 use NULL_RTX rather than 0.
10423 2009-07-08 DJ Delorie <dj@redhat.com>
10425 * config/mep/mep.c: (mep_option_can_inline_p): New.
10426 (TARGET_OPTION_CAN_INLINE_P): Define.
10428 2009-07-08 Mark Wielaard <mjw@redhat.com>
10431 * dwarf2out.c (add_data_member_location_attribute): When we have
10432 only a constant offset don't emit a new location description using
10433 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10436 2009-07-08 Richard Henderson <rth@redhat.com>
10439 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10440 (enum reg_class): Add CLOBBERED_REGS.
10441 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10442 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10443 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10444 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10445 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10446 force 64-bit sibcalls into R11.
10447 * config/i386/constraints.md (U): New constraint.
10448 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10449 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10450 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10452 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10454 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10456 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10457 * ebitmap.h (dump_ebitmap): Ditto.
10458 * optabs.h (optab_libfunc): Ditto.
10459 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10460 * tree-flow.h (vect_can_force_dr_alignment_p,
10461 get_vectype_for_scalar_type): Ditto.
10462 (vectorize_loops): Move prototype to ...
10463 * tree-vectorizer.h: ... here. Also, adjust comment.
10464 (vect_set_verbosity_level): Remove duplicate prototype.
10465 * tree-ssa-loop.c: Include tree-vectorizer.h.
10466 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10468 2009-07-08 Nick Clifton <nickc@redhat.com>
10470 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10473 2009-07-08 DJ Delorie <dj@redhat.com>
10475 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10476 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10477 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10479 * config/mep/intrinsics.md: Regenerated.
10480 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10481 registers when asm() or calls are detected.
10483 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10486 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10488 * gimple (gimple_build_call_from_tree): Likewise.
10489 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10490 no_warning flag before warning.
10492 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10494 * tree.c (set_expr_locus): Remove.
10495 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10496 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10498 * gimplify.c (internal_get_tmp_var): Likewise.
10499 (gimplify_call_expr): Likewise.
10500 (gimplify_one_sizepos): Likewise.
10502 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10505 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10506 to variables for debugging purposes.
10508 2009-06-23 Mark Loeser <mark@halcy0n.com>
10511 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10513 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10515 * pretty-print.c (pp_base_format): Remove %J.
10516 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10517 gcc_cxxdiag_char_table): Likewise.
10518 (init_dynamic_diag_info): Likewise.
10520 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10522 * pretty-print.c (pp_base_format): Remove %H.
10523 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10524 gcc_cxxdiag_char_table): Likewise.
10525 (init_dynamic_diag_info): Likewise.
10526 * config/mep/mep.c (mep_select_section): Likewise.
10528 2009-07-07 Duncan Sands <baldrick@free.fr>
10530 * final.c (pass_clean_state): Give the pass a name.
10531 * passes.c (pass_rest_of_compilation): Likewise.
10532 * tree-optimize.c (pass_all_optimizations): Likewise.
10534 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10536 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10537 an extra 'decl' for error_at.
10539 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10541 PR middle-end/40669
10542 * tree-tailcall.c (adjust_return_value_with_ops,
10543 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10544 if it has complex or vector type.
10546 2009-07-07 Olivier Hainque <hainque@adacore.com>
10548 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10551 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10553 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10555 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10557 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10558 * c-decl.c: Likewise.
10559 * function.c: Likewise.
10560 * varasm.c: Likewise.
10561 * tree-ssa.c: Likewise.
10562 * c-common.c: Likewise.
10563 * tree-cfg.c: Likewise.
10564 * config/spu/spu.c: Likewise.
10565 * config/ia64/ia64.c: Likewise.
10566 * config/v850/v850.c: Likewise.
10568 2009-07-06 DJ Delorie <dj@redhat.com>
10570 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10571 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10572 unspecified accesses to control registers.
10573 * config/mep/intrinsics.md: Regenerate.
10574 * config/mep/intrinsics.h: Regenerate.
10575 * config/mep/mep-intrin.h: Regenerate.
10577 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10579 * c-lex.c: Replace %H by an explicit location. Update all calls.
10580 * c-common.c: Likewise.
10581 * c-decl.c: Likewise.
10582 * c-typeck.c: Likewise.
10583 * fold-const.c: Likewise.
10584 * gimplify.c: Likewise.
10585 * stmt.c: Likewise.
10586 * tree-cfg.c: Likewise.
10587 * tree-ssa-loop-niter.c: Likewise.
10588 * tree-vrp.c: Likewise.
10589 * value-prof.c: Likewise.
10591 2009-07-06 Diego Novillo <dnovillo@google.com>
10593 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10594 if it has one. Handle cases where VAR does not have an
10595 annotation or cfun is NULL.
10597 2009-07-06 Diego Novillo <dnovillo@google.com>
10599 * tree.c: Include debug.h.
10600 (initialize_tree_contains_struct): New.
10601 (init_ttree): Call it.
10602 (tree_node_structure_for_code): Factor out of ...
10603 (tree_node_structure): ... here.
10604 * treestruct.def (TS_PHI_NODE): Remove.
10605 (TS_GIMPLE_STATEMENT): Remove.
10607 2009-07-06 Diego Novillo <dnovillo@google.com>
10609 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10610 (debug_tree_chain): Handle cycles.
10612 2009-07-06 Nick Clifton <nickc@redhat.com>
10613 DJ Delorie <dj@redhat.com>
10615 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10616 __FMOVD_ENABLED__ is defined.
10618 (TARGET_FMOVD): Provide a default definition.
10619 (MASK_FMOVD): Likewise.
10620 (TARGET_CPU_CPP_BUILTINS): Define
10621 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10622 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10623 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10624 (split for DF load from memory into register): Also handle
10625 MEMs which consist of REG+DISP addressing.
10626 (split for DF store from register to memory): Likewise.
10627 (movsf_ie): Always use single fp_mode.
10628 * config/sh/sh.c (sh_override_options): Do not automatically
10629 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10630 that to the -mfmovd command line switch.
10631 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10632 (fldi_ok): Always allow.
10633 * config/sh/sh.opt (mfmovd): Remove this switch.
10634 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10636 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10637 Kaz Kojima <kkojima@gcc.gnu.org>
10639 PR rtl-optimization/30807
10640 * postreload.c (reload_combine): For every new use of REG_SUM,
10641 record the use of BASE.
10643 2009-07-06 Jan Hubicka <jh@suse.cz>
10645 * params.def: Revert my accidental commit at 2009-06-30.
10647 2009-07-04 Ian Lance Taylor <iant@google.com>
10650 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10652 (mingw_format_attribute_overrides): Likewise.
10654 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10657 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10658 don't check cfa.reg. Instead of cfa.indirect use
10659 fde && fde->drap_reg != INVALID_REGNUM test.
10661 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10663 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10665 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10668 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10670 2009-07-03 Richard Guenther <rguenther@suse.de>
10672 PR tree-optimization/40640
10673 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10676 2009-07-03 Jan Hubicka <jh@suse.cz>
10678 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10679 for size, reduce amount of inlining.
10681 2009-07-03 Richard Guenther <rguenther@suse.de>
10683 PR middle-end/34163
10684 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10685 if t +- x is known to not overflow and the conversion widens the
10687 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10689 2009-07-03 Jan Hubicka <jh@suse.cz>
10691 * ipa-pure-const.c (analyze): Update loop optimizer init.
10692 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10693 try_remove_empty_loop, remove_empty_loops): Remove.
10694 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10695 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10696 to mark regular loops as neccesary.
10697 (degenerate_phi_p): New function.
10698 (propagate_necessity, remove_dead_phis): Use it.
10699 (forward_edge_to_pdom): Likewise.
10700 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10701 virtual PHI nodes that became unreachable.
10702 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10703 * tree-flow.h (remove_empty_loops): Remove.
10704 * passes.c (init_optimization_passes): Remove.
10706 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10708 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10709 can_create_pseudo_p.
10710 (*fix_trunc<mode>_i387_1): Ditto.
10711 (*floathi<mode>2_1): Ditto.
10712 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10713 (*fistdi2_1): Ditto.
10714 (*fist<mode>2_1): Ditto.
10715 (frndintxf2_floor): Ditto.
10716 (*fist<mode>2_floor_1): Ditto.
10717 (frndintxf2_ceil): Ditto.
10718 (*fist<mode>2_ceil_1): Ditto.
10719 (frndintxf2_trunc): Ditto.
10720 (frndintxf2_mask_pm): Ditto.
10721 (fxam<mode>2_i387_with_temp): Ditto.
10722 * config/i386/sse.md (mulv16qi3): Ditto.
10723 (*sse2_mulv4si3): Ditto.
10725 (sse4_2_pcmpestr): Ditto.
10726 (sse4_2_pcmpistr): Ditto.
10728 2009-07-03 Jan Hubicka <jh@suse.cz>
10730 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10731 (mark_stmt_necessary): Set it.
10732 (mark_operand_necessary): Set it.
10733 (mark_control_dependent_edges_necessary): Set it.
10734 (mark_virtual_phi_result_for_renaming): New function.
10735 (get_live_post_dom): New function.
10736 (forward_edge_to_pdom): New function.
10737 (remove_dead_stmt): Fix handling of control dependences.
10738 (tree_dce_init): Init new bitmap.
10739 (tree_dce_done): Free it.
10741 2009-07-02 Richard Guenther <rguenther@suse.de>
10744 * tree-ssa-structalias.c (new_var_info): Initialize
10747 2009-07-02 Jan Hubicka <jh@suse.cz>
10749 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10752 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10754 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10755 instead of recomputing it. Adjust calls.
10756 (emit_store_flag): Adjust recursive calls.
10758 2009-07-02 Richard Guenther <rguenther@suse.de>
10760 * tree-ssa-live.c (remove_unused_locals): Do not remove
10762 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10763 of DECL_EXTERNAL for HEAP variables.
10764 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10765 HEAP variables. Do not adjust RESTRICT vars.
10766 (find_what_var_points_to): Nobody cares if something
10767 points to READONLY.
10769 2009-07-02 Ben Elliston <bje@au.ibm.com>
10771 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10772 pc_low and pc_high declarations to the top of the function.
10774 2009-07-01 DJ Delorie <dj@redhat.com>
10776 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10777 registers as fixed.
10778 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10779 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10780 unspecified accesses to control registers.
10781 * config/mep/intrinsics.md: Regenerate.
10782 * config/mep/intrinsics.h: Regenerate.
10783 * config/mep/mep-intrin.h: Regenerate.
10785 2009-07-01 Anthony Green <green@moxielogic.com>
10787 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10788 instruction when possible.
10789 (moxie_expand_prologue): Ditto. Also, save an instruction and
10790 some complexity by popping off of $r12 instead of $sp.
10791 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10794 2009-07-01 Richard Henderson <rth@redhat.com>
10797 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10798 contained no insns, reposition note before last insn.
10800 2009-07-01 Richard Henderson <rth@redhat.com>
10803 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10804 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10806 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10809 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10810 darwin9 for printing reg addresses with %y.
10812 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10814 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10815 truncation from operands in binary operations.
10817 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10820 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10821 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10822 subreg of op0 to the original op0.
10824 * expmed.c (store_bit_field_1): Use a temporary as the destination
10825 instead of a paradoxical subreg when we need to truncate the result.
10827 2009-07-01 DJ Delorie <dj@redhat.com>
10829 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10830 names to VLIW variants.
10831 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10832 * config/mep/intrinsics.md: Regenerate.
10833 * config/mep/intrinsics.h: Regenerate.
10834 * config/mep/mep-intrin.h: Regenerate.
10836 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10839 * jump.c (returnjump_p): Revert last patch.
10840 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10842 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10845 * pa.md (casesi32p): Use jump table label to determine the offset
10847 (casesi64p): Likewise.
10849 * pa.c (forward_branch_p): Return bool type. Use instruction
10850 addresses when available. Assert that INSN has a jump label.
10851 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10854 2009-07-01 Richard Guenther <rguenther@suse.de>
10856 PR tree-optimization/19831
10857 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10858 that only act as barriers do not make any previous stores necessary.
10859 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10860 HEAP variables global, do not add a constraint from nonlocal.
10861 (find_func_aliases): Handle escapes through return statements.
10862 (compute_points_to_sets): Make escaped HEAP variables global.
10864 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10867 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10868 after reducing a DImode cstore to SImode.
10870 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10872 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10873 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10875 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10877 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10878 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10880 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10881 and umod_optab if TARGET_BSD_DIVMOD.
10882 * config/vax/lib1funcs.asm: New file.
10883 * config/vax/t-linux: New file.
10884 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10886 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10889 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10890 to type arguments that have void type.
10893 * dwarf2out.c (gen_formal_parameter_die): Call
10894 equate_decl_number_to_die if node is different from origin.
10896 2009-06-30 Anthony Green <green@moxielogic.com>
10898 Clean up moxie port for --enable-build-with-cxx.
10899 * config/moxie/moxie.c (moxie_function_value): First two
10900 parameters are const_tree, not tree.
10901 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10902 (REG_CLASS_NAMES): Ditto.
10903 (REGNO_REG_CLASS): Ditto.
10904 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10905 (moxie_function_value): Fix constyness of arguments.
10907 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10909 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10910 finalize_size_functions before further processing.
10911 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10912 (variable_size): Call self_referential_size on size expressions
10913 that contain a PLACEHOLDER_EXPR.
10914 (size_functions): New static variable.
10915 (copy_self_referential_tree_r): New static function.
10916 (self_referential_size): Likewise.
10917 (finalize_size_functions): New global function.
10918 * tree.c: Include tree-inline.h.
10919 (push_without_duplicates): New static function.
10920 (find_placeholder_in_expr): New global function.
10921 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10923 <tcc_expression>: Likewise.
10924 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10925 the call in the expression.
10926 * tree.h (finalize_size_functions): Declare.
10927 (find_placeholder_in_expr): Likewise.
10928 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10929 (substitute_placeholder_in_expr): Update comment.
10930 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10932 (copy_tree_body_r): Likewise.
10933 (copy_tree_body): New static function.
10934 (maybe_inline_call_in_expr): New global function.
10935 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10936 (maybe_inline_call_in_expr): Declare.
10937 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10938 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10941 2009-06-30 Richard Guenther <rguenther@suse.de>
10943 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10945 (propagate_necessity): Do not mark reaching defs of stores
10948 2009-06-30 Jan Hubicka <jh@suse.cz>
10950 * cfgloopanal.c (check_irred): Move into ...
10951 (mark_irreducible_loops): ... here; return true if ireducible
10953 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10954 (analyze_function): Try to prove loop finiteness.
10955 * cfgloop.h (mark_irreducible_loops): Update prototype.
10956 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10958 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10960 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10962 2009-06-30 Ira Rosen <irar@il.ibm.com>
10964 PR tree-optimization/40542
10965 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10968 2009-06-30 Martin Jambor <mjambor@suse.cz>
10970 PR tree-optimization/40582
10971 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10972 than useless_type_conversion_p.
10973 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10976 2009-06-30 Martin Jambor <mjambor@suse.cz>
10978 PR middle-end/40554
10979 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10981 2009-06-30 Richard Guenther <rguenther@suse.de>
10983 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10984 use ao_ref references.
10985 (walk_aliased_vdefs): Likewise.
10986 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10987 * tree-ssa-dce.c (struct ref_data): Remove.
10988 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10989 (mark_aliased_reaching_defs_necessary): Adjust.
10990 (mark_all_reaching_defs_necessary_1): Likewise.
10992 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10995 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10996 (emit_store_flag_1): Extract from emit_store_flag, adjust
10997 calls to (what now is) emit_cstore.
10998 (emit_store_flag): Call emit_store_flag_1 and also use it
10999 for what used to be recursive calls.
11001 2009-06-30 Wei Guozhi <carrot@google.com>
11004 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11005 if the target bb post dominates from bb.
11006 * config/i386/i386.c (memory_address_length): Check existence of base
11007 register before using it.
11009 2009-06-30 Nick Clifton <nickc@redhat.com>
11010 DJ Delorie <dj@redhat.com>
11012 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11013 __FMOVD_ENABLED__ is defined.
11015 (TARGET_FMOVD): Provide a default definition.
11016 (MASK_FMOVD): Likewise.
11017 (TARGET_CPU_CPP_BUILTINS): Define
11018 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11019 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11020 two fmov instructions depending upon whether TARGET_FMOVD is
11022 (split for DF load from memory into register): Also handle
11023 MEMs which consist of REG+DISP addressing.
11024 (split for DF store from register to memory): Likewise.
11025 * config/sh/sh.opt (mfmovd): Remove this switch.
11026 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11027 * config/sh/sh.c (sh_override_options): Do not automatically
11028 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11029 that to the -mfmovd command line switch.
11031 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11033 (fldi_ok): Always allow.
11034 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11036 2009-06-29 DJ Delorie <dj@redhat.com>
11038 * doc/install.texi (mep-x-elf): Correct chip's full name.
11040 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11042 * doc/extend.texi: Fix typo.
11044 2009-06-29 Tom Tromey <tromey@redhat.com>
11046 * dwarf2.h: Remove.
11047 * Makefile.in (DWARF2_H): New variable.
11048 (except.o): Use it.
11049 (dwarf2out.o): Likewise.
11050 (dwarf2asm.o): Likewise.
11051 * config/i386/t-i386: Use DWARF2_H.
11052 * except.c: Include elf/dwarf2.h.
11053 * unwind-dw2.c: Include elf/dwarf2.h.
11054 * dwarf2out.c: Include elf/dwarf2.h.
11055 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11056 <dtprel>: New field.
11057 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11058 (size_of_loc_descr): Likewise.
11059 (output_loc_operands_raw): Likewise.
11060 (output_loc_operands): Handle new dtprel field.
11061 (loc_checksum): Update.
11062 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11063 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11064 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11065 * dwarf2asm.c: Include elf/dwarf2.h.
11066 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11067 * config/mmix/mmix.c: Include elf/dwarf2.h.
11068 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11069 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11070 * config/sh/sh.c: Include elf/dwarf2.h.
11071 * config/i386/i386.c: Include elf/dwarf2.h.
11073 2009-06-29 DJ Delorie <dj@redhat.com>
11075 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11077 * doc/extend.texi: Add MeP attributes and pragmas.
11078 * doc/invoke.text: Add MeP Options.
11079 * doc/contrib.texi: Add MeP contribution.
11080 * doc/md.texi: Add MeP constraints.
11081 * doc/install.texi: Add MeP target.
11083 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11085 * target.h (struct gcc_target): Add frame_pointer_required field.
11086 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11087 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11088 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11090 * reload1.c (update_eliminables): (Ditto.).
11091 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11092 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11093 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11095 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11097 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11098 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11099 (arm_frame_pointer_required): New function.
11101 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11102 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11103 (avr_frame_pointer_required_p): Declare as static.
11104 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11106 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11107 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11108 (bfin_frame_pointer_required): Make as static, change return type
11110 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11112 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11113 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11114 (cris_frame_pointer_required): New function.
11116 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11118 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11119 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11120 (fr30_frame_pointer_required): New function.
11122 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11123 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11124 (frv_frame_pointer_required): Make as static, change return type
11126 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11128 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11129 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11130 (ix86_frame_pointer_required): Make as static, change return type to
11132 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11134 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11135 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11137 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11139 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11141 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11143 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11144 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11145 (mips_frame_pointer_required): Make as static.
11146 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11148 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11149 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11150 (mmix_frame_pointer_required): Mew function.
11152 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11153 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11155 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11157 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11159 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11161 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11162 (CAN_ELIMINATE): Redefine.
11163 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11164 (sparc_frame_pointer_required): New function.
11165 (sparc_can_eliminate): New function.
11166 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11168 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11169 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11171 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11172 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11173 (xtensa_frame_pointer_required): Make as static, change return type
11175 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11178 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11180 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11181 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11182 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11183 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11184 (register_callback): Handle PLUGIN_START_UNIT.
11185 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11187 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11189 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11191 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11192 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11194 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11196 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11199 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11201 * doc/extend.texi (Additional Floating Types): __float128 is also
11202 supported on i386 targets.
11204 2009-06-29 Richard Guenther <rguenther@suse.de>
11206 PR middle-end/14187
11207 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11209 (pt_solutions_same_restrict_base): Declare.
11210 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11212 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11213 (make_constraint_from, make_copy_constraint): Move earlier.
11214 (make_constraint_from_heapvar): New function.
11215 (make_constraint_from_restrict): Likewise.
11216 (handle_lhs_call): Use it.
11217 (find_func_aliases): Use it to track conversions to restrict
11218 qualified pointers.
11219 (struct fieldoff): Add only_restrict_pointers flag.
11220 (push_fields_onto_fieldstack): Initialize it.
11221 (create_variable_info_for): Track global restrict qualified pointers.
11222 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11223 Track restrict qualified pointer arguments.
11224 (set_uids_in_ptset): Use varinfo is_global_var flag.
11225 (find_what_var_points_to): Set the vars_contains_restrict flag.
11226 Always create the points-to solution for sets including restrict tags.
11227 (pt_solutions_same_restrict_base): New function.
11228 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11229 qualified pointers use pt_solutions_same_restrict_base as
11230 additional source for disambiguation.
11232 2009-06-29 Richard Guenther <rguenther@suse.de>
11234 PR middle-end/38212
11235 * alias.c (find_base_decl): Remove.
11236 (get_deref_alias_set_1): Remove restrict handling.
11237 * c-common.c (c_apply_type_quals_to_decl): Do not set
11238 DECL_POINTER_ALIAS_SET.
11239 * gimplify.c (find_single_pointer_decl_1): Remove.
11240 (find_single_pointer_decl): Likewise.
11241 (internal_get_tmp_var): Remove restrict handling.
11242 (gimple_regimplify_operands): Likewise.
11243 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11244 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11245 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11246 * tree.c (restrict_base_for_decl): Remove.
11247 (init_ttree): Do not allocate it.
11248 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11249 LABEL_DECL_UID for label decls.
11250 (copy_node_stat): Do not copy restrict information.
11251 (decl_restrict_base_lookup): Remove.
11252 (decl_restrict_base_insert): Likewise.
11253 (print_restrict_base_statistics): Likewise.
11254 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11255 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11256 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11257 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11258 (LABEL_DECL_UID): Adjust.
11259 (DECL_BASED_ON_RESTRICT_P): Remove.
11260 (DECL_GET_RESTRICT_BASE): Likewise.
11261 (SET_DECL_RESTRICT_BASE): Likewise.
11262 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11264 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11265 instead of DECL_POINTER_ALIAS_SET.
11266 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11267 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11268 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11270 2009-06-29 Richard Guenther <rguenther@suse.de>
11272 PR tree-optimization/40579
11273 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11274 the IL to simplify has constants that overflowed.
11276 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11278 PR tree-optimization/40550
11279 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11280 vector_compute_type only when the size of vector_compute_type is
11281 less than the size of type.
11283 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11285 * fold-const.c (contains_label_1): Fix comments.
11286 (contains_label_p): Do not walk trees multiple time.
11288 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11290 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11291 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11292 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11293 ix86_fp_comparison_operator.
11294 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11295 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11296 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11297 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11298 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11299 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11300 (related splits): Change predicate to ix86_fp_comparison_operator.
11301 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11302 instead of ix86_fp_comparison_codes.
11303 (ix86_trivial_fp_comparison_operator,
11304 ix86_fp_comparison_operator): New.
11305 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11306 (ix86_expand_compare): Eliminate last two parameters.
11307 (ix86_fp_jump_nontrivial_p): Kill.
11308 * config/i386/i386.c (put_condition_code): Eliminate call to
11309 ix86_fp_comparison_codes and subsequent assertion.
11310 (ix86_fp_comparison_codes): Eliminate.
11311 (ix86_fp_swap_condition): New.
11312 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11313 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11314 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11315 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11316 and ix86_fp_swap_condition.
11317 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11318 Use ix86_fp_comparison_strategy.
11319 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11320 (ix86_fp_jump_nontrivial_p): Eliminate.
11321 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11322 call to ix86_expand_compare.
11323 (ix86_split_fp_branch, ix86_expand_setcc,
11324 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11325 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11327 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11329 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11330 related to jump_clobbers.
11331 * config/arm/arm.md (conds): Remove jump_clob case.
11332 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11333 splits): Change comparison_operator to arm_comparison_operator.
11334 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11337 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11339 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11340 condition for floating point modes.
11341 * expmed.c (emit_store_flag_1): Move here a bigger part
11342 of emit_store_flag.
11343 (emit_store_flag): Try swapping the condition for floating point
11345 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11347 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11349 * expr.c (expand_expr_real_1): Just use do_store_flag.
11350 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11351 emit_store_flag_force.
11352 * expmed.c (emit_store_flag_force): Copy here trick
11353 previously in expand_expr_real_1. Try reversing the comparison.
11354 (emit_store_flag_1): Work if target is NULL.
11355 (emit_store_flag): Work if target is NULL, using the result mode
11356 from the comparison. Use split_comparison, restructure final part
11357 to simplify conditionals.
11359 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11361 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11362 * dojump.c (do_jump): Change handling of floating-point
11363 ops to use just do_compare_and_jump.
11364 (split_comparison): New.
11365 (do_compare_rtx_and_jump): Add here logic coming previously
11366 in do_jump, using split_comparison.
11368 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11371 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11373 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11375 * tree-ssa-alias.c: Fix unintentional commit.
11377 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11379 * passes.c (execute_one_pass): Fix unintentional commit.
11381 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11383 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11384 (df_rd_local_compute, df_md_local_compute): Inline them.
11386 (df_md_scratch): New.
11387 (df_md_alloc, df_md_free): Allocate/free it.
11388 (df_md_local_compute): Only include live registers in init.
11389 (df_md_transfer_function): Prune the in-set computed by
11390 the confluence function, and the gen-set too.
11392 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11394 PR rtl-optimization/26854
11395 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11396 * df-problems.c (df_rd_add_problem): Fix comment.
11397 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11398 df_md_simulate_artificial_defs_at_top,
11399 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11400 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11401 df_md_transfer_function, df_md_init, df_md_confluence_0,
11402 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11403 problem_MD, df_md_add_problem): New.
11404 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11405 df_md_get_bb_info): New.
11406 (DF_LAST_PROBLEM_PLUS1): Adjust.
11408 * Makefile.in (fwprop.o): Include domwalk.h.
11409 * fwprop.c: Include domwalk.h.
11410 (reg_defs, reg_defs_stack): New.
11411 (bitmap_only_bit_between): Remove.
11412 (process_defs): New.
11413 (process_uses): Use reg_defs and local_md instead of
11414 bitmap_only_bit_between and local_rd.
11415 (single_def_use_enter_block): New, from build_single_def_use_links.
11416 (single_def_use_leave_block): New.
11417 (build_single_def_use_links): Remove code moved to
11418 single_def_use_enter_block, invoke domwalk.
11419 (use_killed_between): Adjust comment.
11421 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11423 * bitmap.h (bitmap_ior_and_into): New.
11424 * bitmap.c (bitmap_ior_and_into): New.
11426 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11428 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11429 before_dom_children_before_stmts and after_dom_children_after_stmts.
11430 Rename the two remaining callbacks to just before_dom_children and
11431 after_dom_children. Remove other GIMPLE statement walking bits.
11432 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11433 * graphite.c: Do not include domwalk.h.
11434 * tree-into-ssa.c (interesting_blocks): New global.
11435 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11436 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11437 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11438 now that they're not domwalk callbacks.
11439 (rewrite_initialize_block): Rename to...
11440 (rewrite_enter_block): ... this, place after called functions. Test
11441 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11442 (rewrite_finalize_block): Rename to...
11443 (rewrite_leave_block): ... this, place after called functions.
11444 (rewrite_update_init_block): Rename to...
11445 (rewrite_update_enter_block): ... this, place after called functions.
11446 Test interesting_blocks, call rewrite_update_stmt and
11447 rewrite_update_phi_arguments.
11448 (rewrite_update_fini_block): Rename to...
11449 (rewrite_leave_block): ... this, place after called functions.
11450 (rewrite_blocks): Remove last argument, simplify initialization of
11452 (mark_def_sites_initialize_block): Rename to...
11453 (mark_def_sites_block): ... this, call mark_def_sites.
11454 (mark_def_sites_blocks): Remove argument, simplify initialization of
11456 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11457 (update_ssa): Likewise.
11458 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11460 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11461 (dom_opt_initialize_block): Rename to...
11462 (dom_opt_enter_block): ... this, place after called functions. Walk
11463 statements here, inline propagate_to_outgoing_edges.
11464 (dom_opt_finalize_block): Rename to...
11465 (dom_opt_leave_block): ... this, place after called functions.
11466 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11468 (dse_enter_block, dse_record_phi): New.
11469 (dse_record_phis): Delete.
11470 (dse_finalize_block): Rename to...
11471 (dse_leave_block): ... this.
11472 (tree_ssa_dse): Simplify initialization of walk_data.
11473 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11474 Adjust initialization of walk_data.
11475 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11476 * tree-ssa-loop-phiopt.c (get_non_trapping):
11477 Adjust initialization of walk_data.
11478 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11479 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11480 it's not a domwalk callback.
11481 (uncprop_initialize_block): Rename to...
11482 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11483 (dse_finalize_block): Rename to...
11484 (dse_leave_block): ... this.
11485 (tree_ssa_uncprop): Simplify initialization of walk_data.
11486 * Makefile.in: Adjust dependencies.
11488 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11490 * arm.md (casesi): Fix test for Thumb1.
11491 (thumb1_casesi_internal_pic): Likewise.
11492 (thumb1_casesi_dispatch): Likewise.
11494 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11496 * config/arm/arm-cores.def: Added core cortex-m0.
11497 * config/arm/arm-tune.md: Regenerated.
11498 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11500 2009-06-26 DJ Delorie <dj@redhat.com>
11502 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11504 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11505 the scheduler doesn't tag jump insns.
11507 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11509 * c-decl.c (merge_decls): Re-indent.
11511 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11514 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11515 Special-case decimal float constants.
11517 2009-06-26 Richard Henderson <rth@redhat.com>
11519 * function.h (struct function): Add cannot_be_copied_reason,
11520 and cannot_be_copied_set.
11521 * tree-inline.c (has_label_address_in_static_1): Rename from
11522 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11523 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11524 don't set inline_forbidden_reason.
11525 (copy_forbidden): New function, split out of inline_forbidden_p.
11526 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11527 (inline_forbidden_p): Use copy_forbidden.
11528 (tree_versionable_function_p): Likewise.
11529 (inlinable_function_p): Merge into tree_inlinable_function_p.
11530 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11531 * ipa-cp.c (ipcp_versionable_function_p): New function.
11532 (ipcp_cloning_candidate_p): Use it.
11533 (ipcp_node_modifiable_p): Likewise.
11535 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11537 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11538 that is marked not to be inlined. Remove flag_mudflap use.
11539 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11540 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11542 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11545 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11546 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11548 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11550 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11552 (__mingwthr_remove_key_dtor): Likewise.
11554 2009-06-26 Richard Guenther <rguenther@suse.de>
11556 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11558 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11560 PR middle-end/40525
11561 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11562 try the non-cond_exec path also.
11564 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11567 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11568 (output_cbranch): Use new functions.
11569 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11572 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11573 Pat Haugen <pthaugen@us.ibm.com>
11574 Revital Eres <ERES@il.ibm.com>
11576 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11577 for %c error. Add %x support to print VSX registers as a unified
11578 register set, instead of separate float and altivec registers.
11579 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11580 %y case, and add support for VSX pre-modify addresses.
11581 (output_toc): Add assert for CONST containing an integer constant
11583 (rs6000_adjust_cost): Add POWER7 support.
11584 (insn_must_be_first_in_group): Ditto.
11585 (insn_must_be_last_in_group): Ditto.
11586 (rs6000_emit_popcount): Ditto.
11587 (rs6000_vector_mode_supported_p): Ditto.
11589 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11590 Change some of the functions called by macros to being called
11591 through a pointer, so debug functions can be inserted if
11592 -mdebug=addr or -mdebug=cost.
11593 (rs6000_preferred_reload_class_ptr): Ditto.
11594 (rs6000_secondary_reload_class_ptr): Ditto.
11595 (rs6000_secondary_memory_needed_ptr): Ditto.
11596 (rs6000_cannot_change_mode_class_ptr): Ditto.
11597 (rs6000_secondary_reload_inner): Ditto.
11598 (rs6000_legitimize_reload_address): Ditto.
11599 (rs6000_legitimize_reload_address_ptr): Ditto.
11600 (rs6000_mode_dependent_address): Ditto.
11601 (rs6000_mode_dependent_address_ptr): Ditto.
11603 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11604 function to return true if the mode allows reg + integer
11606 (virtual_stack_registers_memory_p): New function to return true if
11607 the address refers to a virtual stack register.
11608 (rs6000_legitimate_offset_address_p): Move code to say whether a
11609 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11611 (rs6000_legitimate_address_p): Add checks for modes that only can
11612 do reg+reg addressing. Start adding VSX support.
11613 (rs6000_legitimize_reload_address): Ditto.
11614 (rs6000_legitimize_address): Ditto.
11615 (rs6000_debug_legitimate_address_p): New debug functions for
11616 -mdebug=addr and -mdebug=cost.
11617 (rs6000_debug_rtx_costs): Ditto.
11618 (rs6000_debug_address_costs): Ditto.
11619 (rs6000_debug_adjust_cost): Ditto.
11620 (rs6000_debug_legitimize_address): Ditto.
11621 (rs6000_legitimize_reload_address_ptr): Point to call normal
11622 function or debug function. Make functions called via pointer
11624 (rs6000_mode_dependent_address_ptr): Ditto.
11625 (rs6000_secondary_reload_class_ptr): Ditto.
11626 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11627 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11628 into a friendlier error.
11629 (rs6000_init_builtins): Add initial VSX support.
11630 (rs6000_adjust_cost): Fix some spacing issues.
11632 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11633 (REG_CLASS_NAMES): Ditto.
11634 (REG_CLASS_CONTENTS): Ditto.
11635 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11636 pointer, to add -mdebug=addr support.
11637 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11638 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11639 -mdebug=addr support.
11640 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11641 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11642 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11644 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11646 (bswapsi*): Set attribute types for load/store. Add combiner
11647 patterns to eliminate zero extend on 64-bit.
11648 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11649 stdbrx if the hardware supports those instructions.
11651 2009-06-25 Ian Lance Taylor <iant@google.com>
11653 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11654 (Link Options): Document -static-libstdc++.
11656 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11659 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11660 DATA_ALIGNMENT instead.
11662 2009-06-25 Richard Guenther <rguenther@suse.de>
11664 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11665 indirect references against the callused/escaped solutions.
11666 (call_may_clobber_ref_p_1): Likewise.
11668 2009-06-25 Martin Jambor <mjambor@suse.cz>
11670 PR tree-optimization/40493
11671 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11672 (enum unscalarized_data_handling): New type.
11673 (handle_unscalarized_data_in_subtree): Return what has been done.
11674 (load_assign_lhs_subreplacements): Handle left flushes differently.
11675 (sra_modify_assign): Use unscalarized_data_handling, simplified
11676 condition determining whether to remove the statement.
11678 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11680 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11681 excerpt - @ should be doubled for texinfo.
11683 2009-06-24 Ian Lance Taylor <iant@google.com>
11685 * config/arc/arc.c: Include "df.h".
11686 (arc_attribute_table): Make static. Move higher in file.
11687 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11688 (output_shift): Initialize n later to avoid warning.
11689 * config/arm/arm.c (arm_attribute_table): Make static. Move
11691 * config/avr/avr.c (avr_attribute_table): Make static. Move
11693 (reg_class_tab): Change array type from int to enum reg_class.
11694 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11696 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11697 (lshrhi3_out): Likewise.
11698 (class_likely_spilled_p): Change return type to bool.
11699 (avr_rtx_costs): Use local code variable with enum type.
11700 * config/avr/avr.md (movmemhi): Use add_reg_note.
11701 (andhi3, andsi3): Don't use AS2 with "and".
11702 (iorhi3, iorsi3): Don't use AS2 with "or".
11703 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11704 * config/crx/crx.c: Include "df.h".
11705 (crx_attribute_table): Make static.
11706 * config/m32r/m32r.c: Include "df.h".
11707 (m32r_attribute_table): Make static. Move higher in file.
11708 (pop): Use add_reg_note.
11709 (block_move_call): Change 0 to LCT_NORMAL in function call.
11710 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11711 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11712 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11713 declare, not just when TREE_CODE is defined.
11714 * config/m68hc11/m68hc11.c: Include "expr.h".
11715 (m68hc11_attribute_table): Make static. Move higher in file.
11716 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11718 (m68hc11_register_indirect_p): Likewise.
11719 (m68hc11_function_arg_padding): Change return type to enum
11721 (emit_move_after_reload): Use add_reg_note.
11722 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11723 (m68hc11_split_logical): Likewise.
11724 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11726 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11727 to VOIDmode in function call.
11728 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11730 (m68hc11_split_logical): Update declaration.
11731 (m68hc11_function_arg_padding): Update declaration.
11732 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11733 to array of enum reg_class.
11734 (mcore_attribute_table): Make static. Move higher in file.
11735 (mcore_rtx_costs): Add cast to enum type.
11736 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11737 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11738 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11740 * config/sh/predicates.md (trapping_target_operand): Rename and to
11742 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11744 * config/spu/spu.c (spu_attribute_table): Make static. Move
11746 * config/v850/v850.c (v850_attribute_table): Make static. Move
11748 (v850_rtx_costs): Use local code with enum type.
11749 (expand_epilogue): Add cast.
11750 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11752 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11755 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11756 -m2a-single-only and -m2a-nofpu.
11757 * config/sh/sh.opt: Document m2a generates FPU code.
11759 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11761 * defaults.h (CAN_ELIMINATE): Provide default.
11762 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11763 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11764 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11765 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11766 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11767 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11768 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11769 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11770 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11771 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11773 2009-06-24 DJ Delorie <dj@redhat.com>
11775 * mep-ext-cop.cpu: Fix copyright notice.
11776 * mep-default: Fix copyright notice.
11777 * mep-core: Fix copyright notice.
11778 * mep: Fix copyright notice.
11779 * mep-ivc2: Fix copyright notice.
11780 * mep-c5: Fix copyright notice.
11782 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11784 * doc/contrib.texi (Contributors):
11786 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11788 PR middle-end/40501
11789 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11790 src and dst operands if necessary.
11792 2009-06-23 DJ Delorie <dj@redhat.com>
11795 * config.gcc: Add mep support.
11796 * recog.c: Resurrect validate_replace_rtx_subexp().
11797 * recog.h: Likewise.
11798 * config/mep/: Add new port:
11799 * config/mep/constraints.md: New file.
11800 * config/mep/default.h: New file.
11801 * config/mep/intrinsics.h: New file.
11802 * config/mep/intrinsics.md: New file.
11803 * config/mep/ivc2-template.h: New file.
11804 * config/mep/mep-c5.cpu: New file.
11805 * config/mep/mep-core.cpu: New file.
11806 * config/mep/mep-default.cpu: New file.
11807 * config/mep/mep-ext-cop.cpu: New file.
11808 * config/mep/mep-intrin.h: New file.
11809 * config/mep/mep-ivc2.cpu: New file.
11810 * config/mep/mep-lib1.asm: New file.
11811 * config/mep/mep-lib2.c: New file.
11812 * config/mep/mep-pragma.c: New file.
11813 * config/mep/mep-protos.h: New file.
11814 * config/mep/mep-tramp.c: New file.
11815 * config/mep/mep.c: New file.
11816 * config/mep/mep.cpu: New file.
11817 * config/mep/mep.h: New file.
11818 * config/mep/mep.md: New file.
11819 * config/mep/mep.opt: New file.
11820 * config/mep/predicates.md: New file.
11821 * config/mep/t-mep: New file.
11823 2009-06-23 Ian Lance Taylor <iant@google.com>
11825 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11826 from loose_warn into c_loose_warn and from strict_warn into
11827 c_strict_warn. Set and substitute warn_cxxflags. Check for
11828 --enable-build-with-cxx. Set and substitute
11829 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11830 * Makefile.in (CXXFLAGS): New variable.
11831 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11832 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11833 the default is the same as $(STRICT_WARN).
11834 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11835 (CXX): New variable.
11836 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11837 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11838 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11839 (HOST_LIBS): New variable.
11840 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11841 (ALL_CXXFLAGS): New variable.
11842 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11843 * doc/install.texi (Configuration): Document
11844 --enable-build-with-cxx, --with-stage1-ldflags,
11845 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11846 * configure: Rebuild.
11848 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11850 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11851 from previous commit.
11853 2009-06-23 Ian Lance Taylor <iant@google.com>
11855 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11857 2009-06-23 Ian Lance Taylor <iant@google.com>
11859 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11860 with ATTRIBUTE_UNUSED.
11862 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11863 Pat Haugen <pthaugen@us.ibm.com>
11864 Revital Eres <eres@il.ibm.com>
11866 * config.in (HAVE_AS_POPCNTD): Add default definition.
11867 (HAVE_AS_LWSYNC): Ditto.
11869 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11871 (gcc_cv_as_powerpc_cmpb): Ditto.
11872 (gcc_cv_as_powerpc_dfp): Ditto.
11873 (gcc_cv_as_powerpc_vsx): Ditto.
11874 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11875 supporting the popcntd/lwsync instructions.
11876 (gcc_cv_as_powerpc_lwsync): Ditto.
11877 * configure: Regenerate.
11879 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11880 -mcpu=native and -mcpu=power7.
11881 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11883 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11884 a variable instead of a mask to reduce the number of mask bits.
11885 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11886 (-mbit-word): Ditto.
11887 (-mregnames): Ditto.
11888 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11889 (-mfused-madd): Ditto.
11891 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11893 (-mvsx): New switch for VSX instructions.
11894 (-misel): Move from a variable to a mask to allow it to be set by
11897 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11898 function declaration to an array declaration.
11899 (rs6000_hard_regno_nregs): New external array declaration.
11901 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11902 files included by rs6000.md.
11904 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11905 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11907 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11909 (rs6000_debug_reg): New -mdebug= variables.
11910 (rs6000_debug_addr): Ditto.
11911 (rs6000_debug_cost): Ditto.
11912 (rs6000_pmode): New variable to hold Pmode.
11913 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11914 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11915 calculated at compiler start.
11916 (rs6000_hard_regno_nregs): Change function to an array which holds
11917 HARD_REGNO_NREGS calculated at compiler start.
11918 (rs6000_explicit_options): Delete isel field.
11919 (rs6000_vector_unit): New array to hold which vector unit
11920 supports arithmetic options for a given type.
11921 (rs6000_vector_mem): New array to hold which vector unit supports
11922 memory reference operations for a given type.
11923 (rs6000_vector_align): New array to given the alignment of each
11925 (power7_cost): New basic costs for power7.
11926 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11927 (rs6000_hard_regno_nregs_internal): New function, moved from
11928 HARD_REGNO_NREGS, to calculate the number of registers each hard
11929 register takes for each type.
11930 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11931 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11932 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11933 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11934 unit information here so it is calculated once at compiler startup
11936 (rs6000_override_options): Make -misel a target mask. Add more
11937 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11938 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11940 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11941 (rs6000_handle_option): Move -misel from variable to target mask.
11942 (rs6000_builtin_mask_for_load): Add VSX support.
11943 (rs6000_conditional_register_usage): Ditto.
11944 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11945 (function_arg_boundary): Ditto.
11946 (rs6000_expand_builtin): Ditto.
11947 (def_builtin): Make abort message a little friendlier.
11948 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11950 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11951 assembler support the popcntd instruction instead of a vsx
11952 instruction to enable power7 support.
11953 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11954 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11955 option to the assembler if -mcpu=native.
11956 (ASM_CPU_NATIVE_SPEC): Ditto.
11957 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11959 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11960 the lwsync instruction.
11961 (enum processor_type): Add PROCESSOR_POWER7.
11962 (rs6000_debug_reg): New -mdebug= options.
11963 (rs6000_debug_addr): Ditto.
11964 (rs6000_debug_cost): Ditto.
11965 (rs6000_isel): Delete.
11966 (enum rs6000_vector): New enum to say what vector unit we have.
11967 (VECTOR_UNIT_*): New macros to say which vector unit has
11968 arithmetic operations for a given type.
11969 (VECTOR_MEM_*): New macros to say which vector unit has memory
11970 operations for a given type.
11971 (TARGET_LDBRX): Whether the machine supports the ldbrx
11973 (TARGET_ISEL): Delete, -misel moved to be a mask.
11974 (TARGET_ISEL64): New macro for 64-bit isel support.
11975 (UNITS_PER_VSX_WORD): New macro.
11976 (POINTER_SIZE): Move to be an external variable, rather than
11977 calculating whether we are generating 32 ot 64-bit code.
11979 (STACK_BOUNDARY): Add VSX support.
11980 (LOCAL_ALIGNMENT): Ditto.
11981 (SLOW_UNALIGNED_ACCESS): Ditto.
11982 (VSX_REGNO_P): New macro for VSX support.
11983 (VFLOAT_REGNO_P): Ditto.
11984 (VINT_REGNO_P): Ditto.
11985 (VLOGICAL_REGNO_P): Ditto.
11986 (VSX_VECTOR_MODE): Ditto.
11987 (VSX_SCALAR_MODE): Ditto.
11989 (VSX_MOVE_MODE): Ditto.
11990 (VSX_REG_CLASS_P): Ditto.
11991 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11993 (UNITS_PER_SIMD_WORD): Add VSX support.
11994 (MODES_TIEABLE_P): Ditto.
11995 (STARTING_FRAME_OFFSET): Ditto.
11996 (STACK_DYNAMIC_OFFSET): Ditto.
11997 (EPILOGUE_USES): Ditto.
11998 (REGNO_REG_CLASS): Move to array lookup.
11999 (CLASS_MAX_NREGS): Ditto.
12000 (rs6000_vector_reg_class): Add declaration.
12001 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12002 overlap with the floating point and Altivec registers.
12004 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12006 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12007 give the appropriate asm switches if -mcpu=native.
12008 (host_detect_local_cpu): Add support for "asm".
12009 (host_detect_local_cpu): Follow GNU code guidelines for name.
12011 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12012 -mbit-word to a variable instead of being a target mask.
12014 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12015 emit the lwsync instruction instead of emitting the instruction as
12016 an integer constant.
12018 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12019 fixuns_trundfsi2, move expander into rs6000.md.
12021 * config/rs6000/rs6000.md (cpu): Add power7.
12022 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12023 (logical predicate patterns): Change the single instruction
12024 primitives that set CR0 to be fast_compare instead of compare.
12026 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12027 (popcntddi2): Ditto.
12028 (popcount<mode>): Ditto.
12029 (floating multiply/add insns): Name the floating point
12030 multiply/add insns.
12031 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12032 (isel_unsigned_<mode>): Ditto.
12033 (fixuns_trundfsi2): Move expander here from spe.md.
12034 (smindi3): Define if we have -misel on 64-bit systems.
12039 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12041 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12043 * config/avr/avr.c (avr_current_device): New variable.
12044 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12045 (avr_arch, mcu_type_s): Move to avr.h.
12046 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12047 default_data_section_start fields.
12048 (avr_arch): Moved from avr.c.
12049 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12050 library_name fields.
12051 (avr_current_device, avr_mcu_types, avr_arch_types,
12052 avr_device_to_arch, avr_device_to_data_start,
12053 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12054 (EXTRA_SPEC_FUNCTIONS): Define.
12055 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12056 options mapping. Use device_to_arch and device_to_data_start insted.
12057 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12058 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12059 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12060 * config/avr/driver-avr.c: New file.
12061 * config/avr/avr-devices.c: New file.
12063 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12065 * var-tracking.c (unshare_variable): Force initialized to
12066 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12067 (set_variable_part): Likewise.
12068 (struct variable_union_info): Remove pos_src field.
12069 (vui_vec, vui_allocated): New variables.
12070 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12071 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12072 == 1 use a simpler sorting algorithm. Compute pos field right
12073 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12074 Avoid quadratic comparison if !flag_var_tracking_uninit.
12075 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12076 unshare_variable unconditionally.
12077 (dataflow_set_different_2): Removed.
12078 (dataflow_set_different): Don't traverse second hash table.
12079 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12080 unconditionally to var_reg_set or var_mem_set.
12081 (emit_notes_in_bb): Likewise.
12082 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12084 (emit_note_insn_var_location): Don't set initialized to
12085 VAR_INIT_STATUS_INITIALIZED early.
12086 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12088 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12090 * tree-object-size.c (addr_object_size): Instead of checking
12091 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12092 are no FIELD_DECLs following it.
12094 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12096 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12097 order to match bswaps with signed source operands.
12099 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12101 * sdbout.c (sdbout_one_type): Fix braces in switch.
12103 2009-06-23 Richard Guenther <rguenther@suse.de>
12105 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12107 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12108 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12109 var_callused, callused_tree, var_storedanything, storedanything_tree,
12110 var_integer, integer_tree): Remove global variables.
12111 (new_var_info): Do not pass new id, append the new var to the
12112 global variable vector.
12113 (do_ds_constraint): Use is_global_var member of the variable-info.
12114 (new_scalar_tmp_constraint_exp): Adjust.
12115 (create_function_info_for): Likewise.
12116 (create_variable_info_for): Likewise.
12117 (find_what_var_points_to): Remove dead code.
12118 (init_base_vars): Simplify.
12119 (compute_points_to_sets): Adjust.
12121 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12123 * combine.c (try_combine): Dump information about the insns we're
12126 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12128 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12129 check when calling force_to_mode on TRUNCATE's operand.
12131 2009-06-22 Ian Lance Taylor <iant@google.com>
12133 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12135 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12137 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12139 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12141 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12142 override library linkage flags such as -static-libgcc or
12145 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12147 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12149 2009-06-22 Ian Lance Taylor <iant@google.com>
12151 * config/linux.opt: Put mglibc ahead of muclibc.
12153 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12154 for duplicate decls.
12156 2009-06-22 Matthias Klose <doko@ubuntu.com>
12158 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12160 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12163 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12164 instead of NULL if a parser error occurs.
12166 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12168 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12169 non-DWARF2_DEBUGGING_INFO version.
12171 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12173 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12174 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12176 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12177 (LIBGCC2_TF_CEXT): Define.
12180 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12183 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12185 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12187 * config/arm/arm.c (arm_override_options): Disable
12188 -mcaller-super-interworking and -mcallee-super-interworking.
12189 * doc/invoke.texi (ARM Options): Document this.
12191 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12193 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12194 * config/arm/constraints.md (j): New constraint for movw operands.
12195 (N): Remove thumb2 meaning.
12196 * config/arm/arm.md (*arm_movw): Delete.
12197 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12198 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12199 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12201 2009-06-22 Martin Jambor <mjambor@suse.cz>
12203 PR tree-optimization/40492
12204 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12205 build_ref_for_offset.
12207 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12209 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12210 JUMP_TABLE_DATA_P predicates where applicable.
12211 * auto-inc-dec.c: Ditto.
12212 * builtins.c: Ditto.
12213 * caller-save.c: Ditto.
12215 * cfgcleanup.c: Ditto.
12216 * cfglayout.c: Ditto.
12218 * combine.c: Ditto.
12219 * combine-stack-adj.c: Ditto.
12223 * df-scan.c: Ditto.
12225 * dwarf2asm.c: Ditto.
12226 * dwarf2out.c: Ditto.
12227 * emit-rtl.c: Ditto.
12233 * function.c: Ditto.
12236 * genpreds.c: Ditto.
12237 * genrecog.c: Ditto.
12239 * ira-costs.c: Ditto.
12240 * ira-lives.c: Ditto.
12242 * loop-iv.c: Ditto.
12243 * lower-subreg.c: Ditto.
12244 * modulo-sched.c: Ditto.
12246 * postreload.c: Ditto.
12247 * print-rtl.c: Ditto.
12249 * reginfo.c: Ditto.
12250 * regmove.c: Ditto.
12251 * reload1.c: Ditto.
12254 * rtlanal.c: Ditto.
12256 * sched-vis.c: Ditto.
12258 * sel-sched-ir.c: Ditto.
12259 * simplify-rtx.c: Ditto.
12260 * targhooks.c: Ditto.
12261 * var-tracking.c: Ditto.
12262 * vmsdbgout.c: Ditto.
12264 2009-06-22 Matthias Klose <doko@ubuntu.com>
12266 * Makefile.in (install-plugin): Always use DESTDIR.
12268 2009-06-22 Olivier Hainque <hainque@adacore.com>
12270 * config/pa/pa.c (output_call): Don't optimize post call jumps
12271 into return address adjustments if the call may throw.
12273 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12275 * arm.c (thumb1_output_casesi): New function.
12276 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12277 optimizing for size or PIC.
12278 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12279 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12280 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12281 (thumb1_casesi_internal_pic): New expand rule.
12282 (thumb1_casesi_dispatch): New pattern.
12283 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12285 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12286 in the text seciton when PIC or optimizing for size.
12287 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12288 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12289 preservation properties of code.
12290 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12291 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12292 (__gnu_thumb1_case_si): New function.
12293 * t-arm (LIB1ASMSRC): Define here.
12294 (LIB1ASMFUNCS): Add some common functions.
12295 * t-arm-elf (LIB1ASMSRC): Delete.
12296 (LIB1ASMFUNCS): Append to existing set.
12297 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12298 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12299 * t-symbian (LIB1ASMFUNCS): Likewise.
12300 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12301 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12303 2009-06-21 Richard Guenther <rguenther@suse.de>
12305 PR tree-optimization/38729
12306 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12307 to loops with a single exit if -fno-expensive-optimizations.
12309 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12311 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12312 (dataflow_set): Change vars type from htab_t to shared_hash.
12313 (shared_hash_pool, empty_shared_hash): New variables.
12314 (vars_clear): Removed.
12315 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12316 shared_hash_find_slot_unshare, shared_hash_find_slot,
12317 shared_hash_find_slot_noinsert, shared_hash_find): New
12319 (shared_hash_unshare, shared_hash_destroy): New functions.
12320 (unshare_variable): Unshare set->vars if shared, use
12322 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12323 (get_init_value, find_src_set_src, dump_dataflow_set,
12324 clobber_variable_part, emit_notes_for_differences): Use
12326 (dataflow_set_init): Remove second argument, set vars to
12327 empty_shared_hash instead of creating a new htab.
12328 (dataflow_set_clear): Call shared_hash_destroy and set vars
12329 to empty_shared_hash instead of calling vars_clear.
12330 (dataflow_set_copy): Don't call vars_copy, instead just share
12331 the src htab with dst.
12332 (variable_union): Use shared_hash_*, use initially NO_INSERT
12333 lookup if set->vars is shared. Don't keep slot cleared before
12334 calling unshare_variable. Unshare set->vars if needed.
12335 Even ->refcount == 1 vars must be unshared if set->vars is shared
12336 and var needs to be modified.
12337 (variable_canonicalize): New function.
12338 (dataflow_set_union): If dst->vars is empty, just share src->vars
12339 with dst->vars and traverse with variable_canonicalize to canonicalize
12340 and unshare what is needed.
12341 (dataflow_set_different): If old_set and new_set use the same shared
12342 htab, they aren't different. If number of htab elements is different,
12343 htabs are different. Use shared_hash_*.
12344 (dataflow_set_destroy): Call shared_hash_destroy instead of
12346 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12347 second argument to dataflow_set_init.
12348 (vt_initialize): Likewise. Initialize shared_hash_pool and
12349 empty_shared_hash, move bb in/out initialization afterwards.
12350 Use variable_htab_free instead of NULL as changed_variables del hook.
12351 (variable_was_changed): Change type of second argument to pointer to
12352 dataflow_set. When inserting var into changed_variables, bump
12353 refcount. Unshare set->vars if set is shared htab and slot needs to
12355 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12356 lookup if set->vars is shared. Unshare set->vars if needed.
12357 Even ->refcount == 1 vars must be unshared if set->vars is shared
12358 and var needs to be modified. Adjust variable_was_changed caller.
12359 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12360 vars must be unshared if set->vars is shared and var needs to be
12361 modified. Adjust variable_was_changed caller.
12362 (emit_note_insn_var_location): Don't pool_free var.
12363 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12365 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12366 free_alloc_pool on shared_hash_pool.
12368 2009-06-20 Anthony Green <green@moxielogic.com>
12370 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12371 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12373 2009-06-20 Richard Guenther <rguenther@suse.de>
12375 * tree-ssa-structalias.c (find_func_aliases): For memset use
12376 a constraint from NULL if we memset to zero.
12377 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12378 we explicitly handle that do not read from memory.
12379 (call_may_clobber_ref_p_1): Properly handle builtins that may
12382 2009-06-20 Richard Guenther <rguenther@suse.de>
12384 PR tree-optimization/40495
12385 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12386 (new_scalar_tmp_constraint_exp): New function.
12387 (process_constraint): Do not create temporary decls.
12388 (process_all_all_constraints): Likewise.
12389 (handle_const_call): Likewise.
12390 (create_function_info_for): Do not set decl.
12392 2009-06-19 Ian Lance Taylor <iant@google.com>
12394 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12395 (rs6000_attribute_table): Make static; move before use.
12397 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12399 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12400 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12401 Propagate the TREE_READONLY flag without overwriting it.
12402 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12403 Propagate the TREE_READONLY flag onto the result.
12404 (process_call_operands): Move around. Use correct constant value.
12406 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12409 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12410 * config/arm/arm.md: Likewise.
12412 2009-06-19 Ian Lance Taylor <iant@google.com>
12414 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12415 to GIMPLE_ERROR_MARK.
12417 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12418 op2_original_type parameters. Warn about using different enum types.
12419 * c-parser.c (c_parser_conditional_expression): Pass original
12420 types to build_conditional_expr.
12421 * c-tree.h (build_conditional_expr): Update declaration.
12423 2009-06-19 Ian Lance Taylor <iant@google.com>
12425 * config/i386/i386.c (ix86_function_specific_save): Test that
12426 fields match values, rather than testing the values are in a
12429 2009-06-19 Richard Guenther <rguenther@suse.de>
12431 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12432 ADDR_EXPR pointers.
12433 (ptr_derefs_may_alias_p): Likewise.
12434 (ptr_deref_may_alias_ref_p_1): New function.
12435 (ptr_deref_may_alias_ref_p): Likewise.
12436 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12437 covered by looking at the ESCAPED solution.
12438 (call_may_clobber_ref_p_1): Likewise.
12439 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12440 Handle NULL_TREE offset. Do not produce redundant constraints.
12441 (process_all_all_constraints): New helper function.
12442 (do_structure_copy): Use it.
12443 (handle_lhs_call): Likewise.
12444 (find_func_aliases): Handle some builtins with pointer arguments
12445 and/or return values explicitly.
12447 2009-06-19 Ian Lance Taylor <iant@google.com>
12449 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12451 2009-06-19 Ian Lance Taylor <iant@google.com>
12453 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12455 2009-06-19 Ian Lance Taylor <iant@google.com>
12457 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12458 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12461 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12462 uninitialized const.
12464 2009-06-19 Ian Lance Taylor <iant@google.com>
12466 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12469 * c-decl.c (in_struct, struct_types): Remove.
12470 (struct c_binding): Add in_struct field.
12471 (c_binding_ptr): Define type, along with VEC.
12472 (struct c_struct_parse_info): Define.
12473 (struct_parse_info): New static variable.
12474 (bind): Initialize in_struct field.
12475 (start_struct): Remove enclosing_in_struct and
12476 enclosing_struct_types parameters. Add
12477 enclosing_struct_parse_info parameter. Change all callers. Set
12478 struct_parse_info rather than in_struct and struct_types.
12479 (grokfield): If -Wc++-compat and there is a symbol binding for the
12480 field name, set the in_struct flag and push it on the
12481 struct_parse_info->fields vector.
12482 (warn_cxx_compat_finish_struct): New static function.
12483 (finish_struct): Remove enclosing_in_struct and
12484 enclosing_struct_types parameters. Add
12485 enclosing_struct_parse_info parameter. Change all callers. Don't
12486 set C_TYPE_DEFINED_IN_STRUCT here. Call
12487 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12488 parameter. Only push on struct_types if warn_cxx_compat.
12489 (finish_enum): Only push on struct_types if warn_cxx_compat.
12490 (declspecs_add_type): Add loc parameter. Change all callers.
12491 Change all error calls to error_at. Pass loc, not input_location,
12492 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12493 defined in a struct. If -Wc++-compat and parsing a struct, record
12494 that a typedef name was used.
12495 * c-parser.c (c_parser_declspecs): Get location to pass to
12496 declspecs_add_type.
12497 (c_parser_struct_or_union_specifier): Update calls to start_struct
12499 * c-tree.h (struct c_struct_parse_info): Declare.
12500 (finish_struct, start_struct): Update declarations.
12501 (declspecs_add_type): Update declaration.
12503 2009-06-19 Ian Lance Taylor <iant@google.com>
12505 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12506 variable with an anonymous type.
12508 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12510 * see.c: Remove for real.
12512 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12514 * optabs.h (enum optab_index): Add new OTI_significand.
12515 (significand_optab): Define corresponding macro.
12516 * optabs.c (init_optabs): Initialize significand_optab.
12517 * genopinit.c (optabs): Implement significand_optab using
12518 significand?f2 patterns.
12519 * builtins.c (expand_builtin_mathfn): Handle
12520 BUILT_IN_SIGNIFICAND{,F,L}.
12521 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12522 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12524 * config/i386/i386.md (significandxf2, significand<mode>2): New
12525 expanders to implement significandf, significand and significandl
12526 built-ins as inline x87 intrinsics.
12528 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12530 * config/avr/avr.c (avr_override_options): Remove setting value of
12531 PARAM_INLINE_CALL_COST.
12533 2009-06-18 Richard Henderson <rth@redhat.com>
12536 * tree-pass.h (TDF_ASMNAME): New.
12537 * tree-dump.c (dump_options): Add asmname.
12538 * doc/invoke.texi: Document it.
12540 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12541 (dump_decl_name): ...here.
12542 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12543 (dump_generic_node): Update dump_function_name calls.
12544 (print_call_name): New flags arg; update all dump calls.
12545 * diagnostic.h (print_call_name): Update.
12546 * gimple-pretty-print.c (dump_gimple_call): Update.
12548 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12551 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12553 2009-06-18 Diego Novillo <dnovillo@google.com>
12555 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12556 * plugin.c (str_license): Declare.
12557 (try_init_one_plugin): Assert that the symbol
12558 'plugin_is_GPL_compatible' exists.
12560 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12563 * Makefile.in (OBJS-common): Remove see.o.
12565 * common.opt (fsee): Mark as preserved for backward compatibility.
12566 * opts.c (common_handle_option): Add OPT_fsee to the backward
12567 compatibility section.
12568 * passes.c (init_optimization_passes, pass_see): Remove pass.
12569 * timevar.def (TV_SEE): Remove.
12570 * tree-pass.h (pass_see): Remove declaration.
12571 * doc/invoke.texi (-fsee): Remove documentation.
12573 2009-06-18 Martin Jambor <mjambor@suse.cz>
12575 * tree-sra.c: Include statistics.h
12576 (sra_stats): New variable.
12577 (sra_initialize): Clear sra_stats.
12578 (create_access_replacement): Increment sra_stats.replacements.
12579 (get_access_replacement): Do not return twice.
12580 (analyze_all_variable_accesses): Increment statistics counter by the
12581 number of scalarized aggregates.
12582 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12583 (sra_modify_expr): Increment sra_stats.exprs.
12584 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12585 (sra_modify_assign): Increment sra_stats.exprs,
12586 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12587 (perform_intra_sra): Update statistics counters.
12588 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12590 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12592 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12593 (arm_scalar_mode_supported_p): New function.
12595 2009-06-18 Paul Brook <paul@codesourcery.com>
12596 Sandra Loosemore <sandra@codesourcery.com>
12598 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12599 (__extendhfsf2, __truncsfhf2): Define.
12600 * config/arm/fp16.c: New file.
12601 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12602 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12604 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12606 * doc/extend.texi (Half-Precision): New section.
12607 * doc/invoke.texi (Option Summary): List -mfp16-format.
12608 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12609 * config/arm/arm.opt (mfp16-format=): New.
12610 * config/arm/arm.c: Include intl.h.
12611 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12612 (TARGET_INVALID_RETURN_TYPE): Redefine.
12613 (TARGET_PROMOTED_TYPE): Redefine.
12614 (TARGET_CONVERT_TO_TYPE): Redefine.
12615 (arm_fp16_format): Define.
12616 (all_fpus): Add entry for neon-fp16.
12617 (fp_model_for_fpu): Likewise.
12618 (struct fp16_format): Declare.
12619 (all_fp16_formats): Define.
12620 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12622 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12624 (arm_legitimate_index_p): Treat HFmode like HImode.
12625 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12626 (coproc_secondary_reload_class): Special-case HFmode.
12627 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12628 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12629 (arm_init_fp16_builtins): New.
12630 (arm_init_builtins): Call it.
12631 (arm_invalid_parameter_type): New.
12632 (arm_invalid_return_type): New.
12633 (arm_promoted_type): New.
12634 (arm_convert_to_type).
12635 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12637 (arm_emit_fp16_const): New function.
12638 (arm_mangle_type): Mangle __fp16 as "Dh".
12639 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12641 (TARGET_NEON_FP16): New.
12642 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12643 (enum fputype): Add FPUTYPE_NEON_FP16.
12644 (enum arm_fp16_format_type): Declare.
12645 (arm_fp16_format): Declare.
12646 (LARGEST_EXPONENT_IS_NORMAL): Define.
12647 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12648 * config/arm/arm-modes.def (HFmode): Define.
12649 * config/arm/vfp.md: (*movhf_vfp): New.
12650 (extendhfsf2): New.
12652 * config/arm/arm.md: (fpu): Add neon_fp16.
12653 (floatsihf2, floatdihf2): New.
12654 (fix_trunchfsi2, fix_trunchfdi2): New.
12656 (extendhfdf2): New.
12658 (*arm32_movhf): New.
12659 (*thumb1_movhf): New.
12660 (consttable_2): Add check for HFmode constants.
12661 (consttable_4): Handle HFmode constants.
12663 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12665 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12667 2009-06-17 Olivier Hainque <hainque@adacore.com>
12669 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12670 const char ** conversion in AIX specific section.
12672 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12674 * config/i386/i386.c (ix86_special_builtin_type): Remove
12675 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12676 (bdesc_special_args): Updated.
12677 (ix86_init_mmx_sse_builtins): Likewise.
12678 (ix86_expand_special_args_builtin): Likewise.
12680 2009-06-17 Richard Henderson <rth@redhat.com>
12682 * tree-pretty-print.c (maybe_dump_asm_name): New.
12683 (dump_decl_name): Use it.
12684 (PRINT_FUNCTION_NAME): Merge into...
12685 (dump_function_name): ... here. Use maybe_dump_asm_name.
12687 2009-06-17 Cary Coutant <ccoutant@google.com>
12689 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12691 * debug.c (struct gcc_debug_hooks): Change placeholder for
12693 (debug_nothing_int_charstar_int): Replaced by...
12694 (debug_nothing_int_charstar_int_bool): ...this.
12695 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12696 source_line prototype.
12697 (debug_nothing_int_charstar_int): Replaced by...
12698 (debug_nothing_int_charstar_int_bool): ...this.
12699 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12700 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12701 Output is_stmt operand when necessary.
12702 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12703 (notice_source_line): Add is_stmt parameter.
12704 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12705 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12707 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12708 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12710 2009-06-17 Ian Lance Taylor <iant@google.com>
12712 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12714 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12717 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12719 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12720 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12721 tree_strip_sign_nop_conversions and
12722 tree_ssa_strip_useless_type_conversions rather than stripping
12723 the operations here.
12724 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12726 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12727 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12728 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12729 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12732 2009-06-17 Michael Eager <eager@eagercon.com>
12734 * config/rs6000/constraints.md (register_constraint "d"): New.
12735 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12736 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12737 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12738 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12739 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12740 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12741 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12742 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12743 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12744 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12746 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12747 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12748 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12749 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12750 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12751 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12752 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12753 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12754 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12755 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12756 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12757 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12758 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12759 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12761 2009-06-16 Ian Lance Taylor <iant@google.com>
12763 * profile.c (total_num_never_executed): Don't define.
12764 (compute_branch_probabilities): Don't count or print
12765 num_never_executed.
12766 (init_branch_prob): Don't set total_num_never_executed.
12767 (end_branch_prob): Don't print total_num_never_executed.
12769 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12771 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12773 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12775 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12776 (nabstd2_fpr): Same.
12778 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12780 * expr.c (expand_assignment): Change complex type check.
12782 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12784 * doc/plugins.texi (Building GCC plugins): Added new section.
12786 2009-06-17 Ian Lance Taylor <iant@google.com>
12788 * c-pch.c (get_ident): Don't set size of templ array.
12789 (pch_init): Don't set size of partial_pch array.
12791 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12792 string constant to intialize an array whose size is the length of
12795 2009-06-17 Richard Guenther <rguenther@suse.de>
12797 PR tree-optimization/40389
12798 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12799 to addressable types.
12800 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12802 2009-06-17 Richard Guenther <rguenther@suse.de>
12804 PR middle-end/40460
12805 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12806 if there is no evolution of left in the loop bail out.
12807 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12808 chrec_fold_multiply.
12810 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12811 Janis Johnson <janis187@us.ibm.com>
12814 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12815 for the symbol ref of a constant that is the source of a move
12816 - nor for any other not-obvious-label-ref constants.
12818 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12820 * plugin.c (position_pass): Skip newly inserted pass during list
12821 traversal to avoid repeated insertion.
12823 2009-06-16 Ian Lance Taylor <iant@google.com>
12825 * vec.h (VEC_stack_alloc): Define different version if
12826 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12827 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12828 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12829 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12831 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12833 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12835 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12836 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12837 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12838 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12839 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12840 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12841 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12842 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12843 __builtin_ia32_rdtscp.
12844 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12845 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12846 and __builtin_ia32_rorhi.
12847 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12848 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12849 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12850 (ix86_expand_args_builtin): Likewise.
12851 (ix86_expand_special_args_builtin): Likewise.
12853 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12854 (UNSPECV_RDTSC): Likewise.
12855 (UNSPECV_RDPMC): Likewise.
12856 (*bsr): Renamed to ...
12858 (*bsr_rex64): Renamed to ...
12861 (*rdpmc): Likewise.
12862 (*rdpmc_rex64): Likewise.
12864 (*rdtsc): Likewise.
12865 (*rdtsc_rex64): Likewise.
12866 (rdtscp): Likewise.
12867 (*rdtscp): Likewise.
12868 (*rdtscp_rex64): Likewise.
12870 * config/i386/ia32intrin.h: New.
12872 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12874 2009-06-16 Ian Lance Taylor <iant@google.com>
12876 * ira-build.c (copy_info_to_removed_store_destinations):
12877 Initialize parent_a.
12879 2009-06-16 Ian Lance Taylor <iant@google.com>
12881 * c-decl.c (grokdeclarator): Change size_varies to bool.
12883 2009-06-16 Ian Lance Taylor <iant@google.com>
12885 * sel-sched.c: Make forward declarations of move_op_hooks and
12886 fur_hooks explicitly extern.
12888 2009-06-16 Ian Lance Taylor <iant@google.com>
12890 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12891 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12893 2009-06-16 Ian Lance Taylor <iant@google.com>
12895 * resource.c (mark_referenced_resources): Change
12896 include_delayed_effects parameter to bool. Change all callers.
12897 (mark_end_of_function_resources): Likewise.
12898 * reorg.c (insn_references_resource_p): Likewise.
12899 (insn_sets_resource_p): Likewise.
12900 * resource.h (mark_referenced_resources): Update declaration.
12901 (mark_end_of_function_resources): Update declaration.
12903 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12905 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12907 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12909 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12910 GCC can bootstrap on AIX with GNU Binutils 2.20.
12912 2009-06-16 Ian Lance Taylor <iant@google.com>
12914 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12916 2009-06-16 Ian Lance Taylor <iant@google.com>
12918 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12919 inline, not extern inline.
12920 (exact_log2): Likewise.
12921 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12923 (exact_log2): Likewise, but don't test CTZ_HWI.
12925 2009-06-16 Ian Lance Taylor <iant@google.com>
12927 * bitmap.c (bitmap_clear): Don't declare as inline.
12928 * gimple.c (gimplify_assign): Likewise.
12929 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12930 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12931 (sched_scan_info): Remove duplicate definition.
12933 2009-06-16 Ian Lance Taylor <iant@google.com>
12935 * c-common.c (skip_evaluation): Don't define.
12936 (c_inhibit_evaluation_warnings): Define global variable.
12937 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12938 than skip_evaluation.
12939 (convert_and_check, warn_for_div_by_zero): Likewise.
12940 * c-common.h (skip_evaluation): Don't declare.
12941 (c_inhibit_evaluation_warnings): Declare.
12942 * c-parser.c (c_parser_typeof_specifier): Set
12943 c_inhibit_evaluation_warnings rather than skip_evaluation.
12944 (c_parser_conditional_expression): Likewise.
12945 (c_parser_binary_expression): Likewise.
12946 (c_parser_sizeof_expression): Likewise.
12947 (c_parser_alignof_expression): Likewise.
12948 * c-typeck.c (build_indirect_ref): Check
12949 c_inhibit_evaluation_warnings rather than skip_evaluation.
12950 (build_conditional_expr, build_binary_op): Likewise.
12952 2009-06-16 Richard Guenther <rguenther@suse.de>
12954 * tree-ssa-alias.c (is_escape_site): Remove.
12955 * tree-ssa-alias.h (enum escape_type): Remove.
12956 (is_escape_site): Likewise.
12957 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12958 via casts and asms without deferring to is_escape_site.
12960 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12962 PR middle-end/40446
12963 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12964 use gen_lowpart if op0 has complex mode.
12966 2009-06-16 Richard Guenther <rguenther@suse.de>
12968 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12969 variables add them to ESCAPED.
12970 (find_func_aliases): Do not make all indirectly stored values escaped.
12972 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12974 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12975 make_decl_one_only.
12977 2009-06-16 Martin Jambor <mjambor@suse.cz>
12979 PR tree-optimization/40432
12980 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12981 check whether we need to force gimple register operand.
12983 2009-06-16 Martin Jambor <mjambor@suse.cz>
12985 PR tree-optimization/40413
12986 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12987 build_ref_for_offset.
12988 (propagate_subacesses_accross_link): Fix a typo in a comment.
12990 2009-06-16 Ira Rosen <irar@il.ibm.com>
12992 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12993 with additional parameter.
12994 * tree-vectorizer.h (enum vect_def_type): Add new value
12996 (enum vect_relevant): Add comments.
12997 (vect_is_simple_reduction): Add new argument.
12998 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12999 Detect nested cycles.
13000 (vect_is_simple_reduction): Update documentation, add an argument to
13001 distinguish inner-loop reduction from nested cycle, detect nested
13002 cycles, fix printings and indentation, don't swap operands in case
13004 (get_initial_def_for_reduction): Handle subtraction.
13005 (vect_create_epilog_for_reduction): Add new argument to specify
13006 reduction variable.
13007 (vect_finalize_reduction): Handle subtraction, fix comments.
13008 (vectorizable_reduction): Handle nested cycles. In case of nested
13009 cycle keep track of the reduction variable position. Call
13010 vect_is_simple_reduction with additional parameter. Use original
13011 statement code in reduction epilogue for nested cycle. Call
13012 vect_create_epilog_for_reduction with additional parameter.
13013 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13014 inner-loop vectorization.
13015 (vect_recog_widen_sum_pattern): Likewise.
13016 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13018 (vect_mark_stmts_to_be_vectorized): Likewise.
13019 (vect_get_vec_def_for_operand): Handle nested cycles.
13021 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13023 * doc/invoke.texi (Debugging Options): Fix option index entries
13024 for -fdump-statistics, -frandom-seed add entries for
13025 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13026 (FRV Options): Fix entries for -mTLS, -mtls.
13027 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13028 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13029 (M68hc1x Options): Fix @itemx for -mnominmax.
13030 (MCore Options): Fix entry for -mno-lsim.
13031 (MMIX Options): Fix entry for -mabi=mmixware.
13032 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13034 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13036 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13037 Mention the plugin mode of gengtype.
13038 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13039 * gengtype.c: Updated copyright.
13040 (plugin_files, nb_plugin_files) Added new static variables.
13041 (measure_input_list) Care about plugin_files.
13042 (write_rtx_next): Added early return in plugin mode.
13043 (create_file): Updated copyright year in generated file. Added
13045 (oprintf): Added early return if NULL outf.
13046 (get_output_file_with_visibility): Care of plugin_files.
13047 (get_output_file_name): May return null.
13048 (write_local): Added early return.
13049 (put_mangled_filename): Ditto.
13050 (finish_root_table): Added check for base_files.
13051 (write_roots): Care about null when plugins.
13052 (main): Added plugin mode.
13054 2009-06-15 Ian Lance Taylor <iant@google.com>
13056 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13057 * gcov.c (read_count_file): Add braces around variables declared
13060 * c.opt (Wjump-misses-init): New warning.
13061 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13062 -Wall and -Wc++-compat if not already set.
13063 (c_common_post_options): Clear warn_jump_misses_init if it was not
13065 * c-decl.c (struct c_binding): Change type field to a union with
13066 new label field. Make it the first field in the struct. Update
13067 references to type to use u.type instead.
13068 (struct c_spot_bindings): Define.
13069 (struct c_goto_bindings): Define.
13070 (c_goto_bindings_p): Define, along with VECs.
13071 (struct c_label_vars): Define.
13072 (struct c_scope): Add has_label_bindings field.
13073 (bind_label, set_spot_bindings): New static functions.
13074 (decl_jump_unsafe, update_spot_bindings): New static functions.
13075 (update_label_decls): New static function.
13076 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13077 Update binding u.label field to shadowed field.
13078 (c_binding_start_stmt_expr): New function.
13079 (c_binding_end_stmt_expr): New function.
13080 (pushdecl): Don't call c_begin_vm_scope.
13081 (make_label): Add defining and p_label_vars parameters. Change
13083 (lookup_label): Correct test for whether a label has not yet been
13084 defined. Call bind_label rather than bind.
13085 (warn_about_goto): New static function.
13086 (lookup_label_for_goto): New function.
13087 (declare_label): Call bind_label rather than bind.
13088 (check_earlier_gotos): New static function.
13089 (define_label): Don't give errors about jumping into statement
13090 expressions or scopes of variably modified types. Call
13091 set_spot_bindings and check_earlier_gotos. Call bind_label
13092 instead of bind. Don't set label_context_stack_se or
13093 label_context_stack_vm.
13094 (c_get_switch_bindings): New function.
13095 (c_release_switch_bindings): New function.
13096 (c_check_switch_jump_warnings): New function.
13097 (start_function): Don't set label_context_stack_se or
13098 label_context_stack_vm.
13099 (finish_function): Likewise.
13100 * c-typeck.c (label_context_stack_se): Don't define.
13101 (label_context_stack_vm): Don't define.
13102 (c_finish_goto_label): Call lookup_label_for_goto rather than
13103 lookup_label. Don't give errors about jumping into a statement
13104 expression or the scope of a variably modified type. Don't set
13105 label_context_stack_se or label_context_stack_vm.
13106 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13107 fields. Add bindings field.
13108 (c_start_case): Don't set deleted fields. Set bindings field.
13109 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13110 or blocked_vm. Call c_check_switch_jump_warnings.
13111 (c_finish_case): Don't test blocked_stmt_expr field. Call
13112 c_release_switch_bindings.
13113 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13114 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13115 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13116 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13117 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13118 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13119 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13120 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13121 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13122 (C_DECL_UNJUMPABLE_VM): Don't define.
13123 (C_DECL_UNDEFINABLE_VM): Don't define.
13124 (struct c_label_list): Don't define.
13125 (struct c_label_context_se): Don't define.
13126 (struct c_label_context_vm): Don't define.
13127 (struct c_spot_bindings): Declare.
13128 (c_bindings_start_stmt_expr): Declare.
13129 (c_bindings_end_stmt_expr): Declare.
13130 (lookup_label_for_goto): Declare.
13131 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13132 (c_check_switch_jump_warnings): Declare.
13133 (label_context_stack_se, label_context_stack_vm): Don't declare.
13134 (c_finish_goto_label): Update declaration.
13135 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13136 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13137 (Warning Options): Document -Wjump-misses-init.
13139 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13141 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13144 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13146 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13148 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13150 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13152 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13154 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13156 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13158 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13159 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13160 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13161 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13162 * dwarf2asm.c (dw2_force_const_mem): Update call to
13163 make_decl_one_only.
13164 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13165 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13166 * langhooks.c (lhd_comdat_group): Remove.
13167 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13168 * tree.h (DECL_COMDAT_GROUP): New.
13169 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13170 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13171 (make_decl_one_only): Change signature.
13172 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13173 make_decl_one_only.
13174 (make_decl_one_only): Change signature.
13175 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13177 2009-06-15 Richard Guenther <rguenther@suse.de>
13179 PR middle-end/40439
13180 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13182 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13184 * tree-ssa-math-opts.c: Remove extra divide.
13186 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13188 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13190 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13192 * passes.c: Add bswap pass.
13193 * tree-pass.h: Add pass_optimize_bswap declaration.
13194 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13195 Include rtl.h, expr.h and optabs.h for optab_handler check.
13196 (struct symbolic_number, pass_optimize_bswap): New definition.
13197 (do_shift_rotate, verify_symbolic_number_p): New functions.
13198 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13199 (gate_optimize_bswap): New function.
13200 * tree.c (widest_int_cst_value): New function.
13201 * tree.h (widest_int_cst_value): Prototype added.
13203 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13205 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13206 REG_EQUAL/REG_EQUIV notes.
13208 2009-06-14 Richard Guenther <rguenther@suse.de>
13210 PR middle-end/40389
13211 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13212 has its address taken if NRV was applied and it is addressable.
13213 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13214 function split out from ...
13215 (get_constraint_for_1): ... here.
13216 (handle_rhs_call): Use it to mark the return slot escaped if
13217 it is addressable and NRV was applied.
13219 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13221 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13222 Change first argument type to location_t.
13223 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13224 Do not set input_location.
13225 Use loc instead of input_location throughout.
13227 2009-06-13 Richard Guenther <rguenther@suse.de>
13229 PR tree-optimization/40421
13230 * tree-predcom.c (should_unroll_loop_p): Remove.
13231 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13233 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13235 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13236 Add location argument.
13238 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13240 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13242 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13243 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13244 * config/spu/spu-protos.h: Add location to
13245 spu_resolve_overloaded_builtin.
13246 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13247 spu_build_builtin_va_list.
13248 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13249 argument. Pass location to build_function_call_vec.
13250 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13252 (emit_fpu_switch): Same.
13253 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13254 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13255 to build_decl and create_artificial_label.
13256 (xtensa_gimplify_va_arg_expr): Same.
13257 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13258 (xstormy16_gimplify_va_arg_expr): Same.
13259 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13260 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13261 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13262 (mips16_build_function_stub): Same.
13263 (mips16_build_call_stub): Same.
13265 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13268 * arm/constraints.md (Pa, Pb): New constraints.
13269 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13270 split pattern to deal with them.
13272 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13274 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13275 fix index entry for -Xpreprocessor.
13277 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13279 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13280 Add location argument to build_decl call.
13281 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13282 (rs6000_init_builtins): Same.
13283 (spe_init_builtins): Same.
13284 (rs6000_gimplify_va_arg): Add location argument to
13285 create_artificial_label call.
13287 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13289 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13290 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13291 * Makefile.in: Fix GGC dependency for gcse.o.
13293 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13295 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13296 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13297 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13299 * c-parser.c (c_parser_binary_expression): Use current column while
13300 building binary operations.
13301 * common.opt (fshow-column): Enable by default.
13302 * tree-vrp.c (check_array_ref): Use warning_at.
13303 (check_array_bounds): Use location from call back if expr has no
13305 * tree.h: Add location argument to maybe_fold_*.
13306 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13307 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13308 (maybe_fold_offset_to_component_ref): Same.
13309 (maybe_fold_offset_to_reference): Same.
13310 (maybe_fold_offset_to_address): Same.
13311 (maybe_fold_stmt_indirect): Same.
13312 (maybe_fold_stmt_addition): Same.
13313 (fold_stmt_r): Pass location to maybe_fold_*.
13314 (fold_gimple_assign): Same.
13315 * c-tree.h: Add location argument to finish_decl,
13316 default_function_array_conversion, store_init_value.
13317 * c-decl.c (define_label): Use error_at.
13318 (c_make_fname_decl): Pass location to finish_decl.
13319 (finish_decl): New location argument.
13320 (build_compound_literal): Pass location to store_init_value.
13321 (grokdeclarator): Pass location to finish_decl.
13323 * c-typeck.c (array_to_pointer_conversion): New location argument.
13324 (function_to_pointer_conversion): Same.
13325 (default_function_array_conversion): Same.
13326 (parser_build_unary_op): Pass location to overflow_warning.
13327 (parser_build_binary_op): Same. Use warning_at.
13328 (build_unary_op): Pass location to array_to_pointer_conversion.
13329 (build_c_cast): Pass location to digest_init.
13330 (build_modify_expr): New location argument.
13331 (convert_for_assignment): Same.
13332 (store_init_value): Same.
13333 (digest_init): Same.
13334 (output_init_element): Pass location to digest_init and
13335 array_to_pointer_conversion.
13336 (c_finish_return): Pass location to convert_for_assignment.
13337 * gimplify.c (gimplify_conversion): Pass location to
13338 maybe_fold_offset_to_address.
13339 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13340 to maybe_fold_stmt_addition.
13341 * c-omp.c (c_finish_omp_atomic): Pass new location to
13343 (c_finish_omp_for): Same.
13344 * c-common.c (overflow_warning): New argument.
13345 * c-common.h: New argument to build_modify_expr, overflow_warning.
13346 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13348 (c_parser_initializer): Pass location to
13349 default_function_array_conversion.
13350 (c_parser_initelt): Same.
13351 (c_parser_initval): Same.
13352 (c_parser_asm_operands): Same.
13353 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13354 (c_parser_conditional_expression): Same.
13355 (c_parser_binary_expression): Add location info to stack. Use it.
13356 (c_parser_unary_expression): Pass location to
13357 default_function_array_conversion, parser_build_unary_op,
13358 build_indirect_ref, c_parser_postfix_expression_after_primary.
13359 (c_parser_postfix_expression_after_primary): New location argument.
13361 (c_parser_expression_conv): Pass location to
13362 default_function_array_conversion.
13363 (c_parser_expr_list): Same.
13364 (c_parser_omp_atomic): Same.
13365 (c_parser_omp_for_loop): Same.
13366 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13367 (build_array_declarator): New argument.
13368 * c-decl.c (build_array_declarator): Add location argument.
13369 (grokdeclarator): Set id_loc for cdk_array.
13370 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13371 build_array_declarator.
13372 * tree.c (build_omp_clause): Add location argument.
13373 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13374 (OMP_CLAUSE_LOCATION): New macro.
13375 (struct tree_omp_clause): Add location field.
13376 (build_omp_clause): Add argument.
13377 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13378 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13380 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13381 (cp_parser_omp_clause_collapse): Same.
13382 (cp_parser_omp_clause_default): Same.
13383 (cp_parser_omp_clause_if): Same.
13384 (cp_parser_omp_clause_nowait): Same.
13385 (cp_parser_omp_clause_num_threads): Same.
13386 (cp_parser_omp_clause_ordered): Same.
13387 (cp_parser_omp_clause_schedule): Same.
13388 (cp_parser_omp_clause_untied): Same.
13389 (cp_parser_omp_for_loop): Same.
13390 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13391 * c-tree.h (c_start_case): Add location argument.
13392 (c_process_expr_stmt): Same.
13393 (c_finish_goto_*): Same.
13394 * tree-parloops.c (initialize_reductions): Pass location to
13396 (create_parallel_loop): Same.
13397 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13398 (gfc_trans_omp_reduction_list): Same.
13399 (gfc_trans_omp_clauses): Same.
13400 (gfc_trans_omp_do): Same.
13401 * c-typeck.c (c_finish_goto_label): Same.
13402 (c_finish_goto_ptr): New location argument.
13403 (c_start_case): Same.
13404 (emit_side_effect_warnings): Same.
13405 (c_process_expr_stmt): Same.
13406 (c_finish_stmt_expr): Same.
13407 (c_finish_omp_clauses): Use error_at instead of error.
13408 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13410 * c-omp.c (c_split_parallel_clauses): New location argument.
13411 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13412 to build_omp_clause.
13413 (convert_local_reference_stmt): Same.
13414 (convert_gimple_call): Same.
13415 * c-common.h (c_split_parallel_clauses): New argument.
13416 * c-parser.c (c_parser_statement_after_labels): Pass location to
13417 c_finish_goto_label.
13418 (c_parser_switch_statement): Pass location to c_start_case.
13419 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13420 and c_process_expr_stmt.
13421 (c_parser_omp_variable_list): Add location argument.
13422 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13423 (c_parser_omp_clause_default): Same.
13424 (c_parser_omp_clause_if): Same.
13425 (c_parser_omp_clause_num_threads): Same.
13426 (-c_parser_omp_clause_ordered): Same.
13427 (c_parser_omp_clause_reduction): Pass location to
13428 c_parser_omp_variable_list.
13429 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13430 (c_parser_omp_clause_untied): Same.
13431 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13432 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13434 * c-tree.h (check_for_loop_decls, undeclared_variable,
13435 build_component_ref, build_array_ref, build_external_ref,
13436 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13437 build_conditional_expr, build_compound_expr, c_cast_expr,
13438 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13439 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13441 * c-semantics.c (build_stmt): Same.
13442 (build_case_label): Same.
13443 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13444 (undeclared_variable): New argument.
13445 (make_label): Same.
13446 (lookup_label): Pass location on down.
13447 (define_label): Same.
13448 (finish_decl): Same.
13449 (build_compound_literal): Same.
13450 (finish_struct): Same.
13451 (finish_function): Do not set location here.
13452 (check_for_loop_decls): New argument.
13453 * tree.c (save_expr): Set location.
13454 (build_empty_stmt): New argument.
13455 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13456 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13457 * builtins.c (gimplify_va_arg_expr): Use locations.
13458 (expand_builtin_sync_operation): Same.
13459 * c-typeck.c (build_component_ref): New argument.
13460 (build_array_ref): Same.
13461 (build_external_ref): Same.
13462 (c_expr_sizeof_expr): Same.
13463 (c_expr_sizeof_type): Same.
13464 (parser_build_unary_op): Same.
13465 (build_conditional_expr): Same.
13466 (build_compound_expr): Pass location on down.
13467 (build_compound_expr): New argument.
13468 (build_c_cast): Same.
13469 (c_cast_expr): Same.
13470 (build_asm_expr): Same.
13471 (c_finish_return): Same.
13472 (c_process_expr_stmt): Pass location on down.
13473 (c_finish_stmt_expr): New argument.
13474 (push_clenaup): Same.
13475 (c_finish_omp_parallel): Same.
13476 (c_finish_omp_task): Same.
13477 * gimplify.c (gimplify_call_expr): Pass location on down.
13478 * c-omp.c (c_finish_omp_master): New argument.
13479 (c_finish_omp_critical): Same.
13480 (c_finish_omp_ordered): Same.
13481 (c_finish_omp_barrier): Same.
13482 (-c_finish_omp_taskwait): Same.
13483 (c_finish_omp_atomic): Same.
13484 (c_finish_omp_flush): Same.
13485 * tree-inline.c (copy_tree_body_r): Pass location on down.
13486 (inline_forbidden_p): Remove use of input_location.
13487 * c-gimplify.c (c_build_bind_expr): New argument.
13488 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13489 (c_sizeof_or_alignof_type): New argument.
13490 (c_alignof_expr): Same.
13491 (build_va_arg): Same.
13492 (c_add_case_label): Same.
13493 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13494 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13495 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13496 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13497 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13498 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13500 * stub-objc.c (objc_build_selector_expr): Same.
13501 (objc_build_throw_stmt): Same.
13502 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13503 (c_parser_initelt): Same.
13504 (c_parser_compound_statement): Same.
13505 (c_parser_compound_statement_nostart): Same.
13506 (c_parser_label): Same.
13507 (c_parser_statement_after_labels): Same.
13508 (c_parser_if_body): Same.
13509 (c_parser_else_body): Same.
13510 (c_parser_if_statement): Same.
13511 (c_parser_switch_statement): Same.
13512 (c_parser_while_statement): Same.
13513 (c_parser_do_statement): Same.
13514 (c_parser_for_statement): Same.
13515 (c_parser_asm_statement): Same.
13516 (c_parser_conditional_expression): Same.
13517 (c_parser_binary_expression): Same.
13518 (c_parser_cast_expression): Same.
13519 (c_parser_unary_expression): Same.
13520 (c_parser_sizeof_expression): Same.
13521 (c_parser_alignof_expression): Same.
13522 (c_parser_postfix_expression): Same.
13523 (c_parser_expression): Same.
13524 (c_parser_objc_receiver): Same.
13525 (c_parser_omp_variable_list): Same.
13526 (c_parser_omp_structured_block): Same.
13527 (c_parser_omp_atomic): New argument.
13528 (c_parser_omp_barrier): Same.
13529 (c_parser_omp_critical): Same.
13530 (c_parser_omp_flush): Pass location on down.
13531 (c_parser_omp_for_loop): New argument.
13532 (c_parser_omp_for): Same.
13533 (c_parser_omp_master): Same.
13534 (c_parser_omp_ordered): Same.
13535 (c_parser_omp_sections_scope): Same.
13536 (c_parser_omp_sections): Same.
13537 (c_parser_omp_parallel): Same.
13538 (c_parser_omp_single): Same.
13539 (c_parser_omp_task): Same.
13540 (c_parser_omp_taskwait): Pass location on down.
13541 (c_parser_omp_construct): Same.
13542 (c_parser_omp_threadprivate): Same.
13543 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13544 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13545 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13546 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13547 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13548 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13549 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13550 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13551 config/i386/i386.c, stmt.c:
13552 Add location argument to the following function definitions and/or
13553 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13554 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13555 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13556 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13557 do_case, c_finish_bc_stmt, build_compound_literal,
13558 build_function_call.
13559 * c-decl.c (build_compound_literal): Add location argument.
13560 Make all diagnostic calls use location.
13561 (start_struct): Same.
13562 (finish_struct): Same.
13563 (start_enum): Same.
13564 (build_enumerator): Same.
13565 (start_function): Same.
13566 (grokdeclarator): Make all diagnostic calls use location.
13567 (store_parm_decls_oldstyle): Same.
13568 * c-typeck.c (build_function_call): Add location argument.
13569 Make all diagnostic calls use location.
13571 (c_finish_bc_stmt): Same.
13572 * tree-nested.c (get_trampoline_type): Add argument.
13573 Pass location to build_decl.
13574 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13575 * rtl.h (RTL_LOCATION): New.
13576 * c-common.c (c_add_case_label): Add location argument.
13577 Make all diagnostic calls use location.
13578 * c-common.h: Add location argument to make_fname_decl, do_case,
13579 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13580 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13581 Set it appropriately for every case. Pass enum_loc to start_enum
13582 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13584 (c_parser_struct_or_union_specifier): Save location. Use it for
13585 start_struct, finish_struct, and parser_xref_tag.
13587 2009-06-12 Ian Lance Taylor <iant@google.com>
13589 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13591 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13592 cpp_opts->warn_cxx_operator_names.
13594 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13597 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13598 is returns NULL and OP is a VCE, look through the VCE.
13600 2009-06-12 Ian Lance Taylor <iant@google.com>
13603 * collect2.c (main): Use CONST_CAST2 in code inside #if
13604 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13606 2009-06-12 Joey Ye <joey.ye@intel.com>
13608 PR middle-end/39146
13609 * cfgexpand.c (get_decl_align_unit): Update
13610 max_used_stack_slot_alignment with align instead of
13611 stack_alignment_needed.
13613 * function.c (assign_stack_local_1): Update
13614 max_used_stack_slot_alignment with alignment_in_bits instead
13615 of stack_alignment_needed.
13616 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13619 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13621 * dwarf2out.c (last_var_location_insn): New variable.
13622 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13623 (dwarf2out_var_location): Don't record anything after last real
13624 insn. Only change labels if there were any real instructions
13625 in between last note and this one, or if changed sections.
13627 2009-06-11 Richard Henderson <rth@redhat.com>
13629 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13630 note when storing the frame pointer in a register.
13631 (FRP): Don't redefine to nothing for epilogue.
13632 (alpha_expand_epilogue): Mark register and sp restores.
13633 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13635 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13636 when gen_lowpart is needed.
13638 2009-06-11 Richard Henderson <rth@redhat.com>
13640 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13642 * dwarf2out.c (need_data_align_sf_opcode): New.
13643 (div_data_align): Move earlier.
13644 (def_cfa_1, reg_save): Use it.
13646 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13648 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13649 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13650 (ix86_handle_option): Handle OPT_mcrc32.
13651 (ix86_target_string): Add -mcrc32.
13652 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13654 * config/i386/i386.h (TARGET_CRC32): New.
13656 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13657 (sse4_2_crc32di): Likewise.
13659 * config/i386/i386.opt (mcrc32): New.
13661 * doc/invoke.texi: Document -mcrc32.
13663 2009-06-11 Richard Henderson <rth@redhat.com>
13665 * common.opt (gdwarf-): Accept a version number.
13666 * doc/invoke.texi (gdwarf-): Update docs.
13667 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13668 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13669 version level, and record it.
13671 * dwarf2.h (DW_CIE_VERSION): Remove.
13672 * dwarf2out.c (DWARF_VERSION): Remove.
13673 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13674 (output_call_frame_info): Use CIE version 3 for dwarf3,
13675 or if the return register column is out of range for version 1.
13676 (dwarf_stack_op_name): Add all dwarf3 values.
13677 (DEBUG_PUBTYPES_SECTION): New.
13678 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13679 encoding change for dwarf3.
13680 (output_die) [dw_val_class_die_ref]: Likewise.
13681 (output_compilation_unit_header): Emit correct version for dwarf3.
13682 (output_line_info): Likewise.
13683 (output_pubnames): Update for DWARF_VERSION removal.
13684 (output_aranges): Likewise.
13685 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13686 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13687 (dwarf2out_finish): Likewise.
13689 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13691 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13694 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13697 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13698 * builtins.c (expand_builtin_unreachable): New function.
13699 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13700 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13701 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13703 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13704 searching for missing barriers.
13706 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13708 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13709 when -fprofile-generate* was passed.
13710 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13712 2009-06-11 Anthony Green <green@moxielogic.com>
13714 * config/moxie/moxie.md: Define length attribute for all instructions.
13716 (*b<cond:code>): Support limited branch ranges for new PC-relative
13717 branch instructions.
13718 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13720 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13722 * config/i386/i386.c (min_insn_size): Use get_attr_length
13723 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13724 For __asm return 0.
13726 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13727 instead of emit_insn_before.
13729 2009-06-10 Ian Lance Taylor <iant@google.com>
13732 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13735 2009-06-10 Revital Eres <eres@il.ibm.com>
13737 * passes.c (init_optimization_passes): Reschedule
13738 predictive-commoning pass before complete unroll pass.
13740 2009-06-10 Martin Jambor <mjambor@suse.cz>
13742 * cgraph.c (cgraph_node_can_be_local_p): New function.
13743 (cgraph_make_node_local): New function.
13744 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13745 (cgraph_make_node_local): Declare.
13747 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13749 * tree.h (tree_base): Add packed_flag and user_align fields.
13750 Decrease size of spare field.
13751 (TYPE_USER_ALIGN): Use user_align from tree_base.
13752 (DECL_USER_ALIGN): Likewise.
13753 (TYPE_PACKED): Use packed_flag from tree_base.
13754 (DECL_PACKED): Likewise.
13755 (tree_type): Delete packed_flag and user_align fields. Widen
13756 precision field. Widen mode field and shuffle fields to align
13757 mode on an 8-bit boundary.
13758 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13759 Renumber decl_flag_* fields. Fix comments. Widen
13760 decl_common_unused field.
13761 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13762 (DECL_EXTERNAL): Likewise.
13763 (DECL_BIT_FIELD): Likewise.
13764 (DECL_NONADDRESSABLE_P): Likewise.
13765 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13766 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13768 2009-06-10 Ian Lance Taylor <iant@google.com>
13770 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13771 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13772 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13773 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13774 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13775 DEF_VEC_ALLOC_FUNC_P.
13776 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13777 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13778 DEF_VEC_ALLOC_FUNC_O.
13779 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13780 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13781 DEF_VEC_ALLOC_FUNC_I.
13782 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13783 (vec_stack_p_reserve_exact_1): Declare.
13784 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13785 (vec_stack_free): Declare.
13786 (VEC_stack_alloc): Define.
13787 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13788 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13789 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13790 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13792 (stack_vecs): New static variable.
13793 (vec_stack_p_reserve_exact_1): New function.
13794 (vec_stack_o_reserve_1): New static function.
13795 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13796 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13797 (vec_stack_free): New function.
13798 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13799 (VEC_df_ref_stack_alloc): Define.
13800 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13801 DEF_VEC_ALLOC_P_STACK.
13802 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13803 (struct df_collection_rec): Change _vec fields to VEC. Remove
13805 (df_free_collection_rec): Adjust for new fields.
13806 (df_insn_rescan): Use new df_collection_rec fields.
13807 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13808 (df_ref_create_structure, df_ref_record): Likewise.
13809 (df_get_conditional_uses, df_get_call_refs): Likewise.
13810 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13811 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13812 (df_record_exit_block_uses, df_bb_verify): Likewise.
13813 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13814 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13815 Remove count parameter. Change return type to void. Change all
13817 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13818 Remove count parameter. Change return type to void. Change all
13820 (df_install_refs): Change old_vec parameter to VEC. Remove count
13821 parameter. Change all callers.
13822 (df_install_mws): Change old_vec parameter to VEC. Remove count
13823 parameter. Change all callers.
13824 (df_refs_verify): Change new_rec parameter to VEC. Change call
13826 (df_mws_verify): Likewise.
13828 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13830 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13832 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13834 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13836 2009-06-10 Anthony Green <green@moxielogic.com>
13838 * config/moxie/crti.asm: New file.
13839 * config/moxie/crtn.asm: New file.
13840 * config/moxie/moxie.c: New file.
13841 * config/moxie/moxie.h: New file.
13842 * config/moxie/sfp-machine.h: New file.
13843 * config/moxie/moxie-protos.h: New file.
13844 * config/moxie/t-moxie: Created.
13845 * config/moxie/t-moxie-softfp: Created.
13846 * config/moxie/moxie.md: Created.
13847 * config/moxie/constraints.md: Created.
13848 * config.gcc: Add moxie support.
13849 * doc/md.texi (Machine Constraints): Add moxie constraints.
13850 * doc/contrib.texi (Contributors): Mention moxie port.
13851 * doc/install.texi (Specific): Mention the moxie port.
13853 2009-06-09 Ian Lance Taylor <iant@google.com>
13855 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13856 compiling with C++.
13857 * optabs.c (optab_table): Only use designated initializers if
13858 HAVE_DESIGNATED_INITIALIZERS is defined.
13859 (convert_optab_table): Likewise.
13860 (init_optabs): Always call init_insn_codes if
13861 HAVE_DESIGNATED_INITIALIZERS is not defined.
13863 2009-06-09 Ian Lance Taylor <iant@google.com>
13865 * targhooks.c (default_builtin_vectorized_function): Change fn
13866 parameter to unsigned int.
13867 (default_builtin_vectorized_conversion): Change code parameter to
13869 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13870 * targhooks.h: Update declarations.
13871 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13872 parameter to unsigned int.
13874 * c-typeck.c (comptypes_check_enum_int): New static function.
13875 (comptypes_internal): Add enum_and_int_p parameter. Change all
13877 (comp_target_types): Add location parameter. Change all callers.
13878 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13879 Change all callers.
13880 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13881 (build_conditional_expr): Add colon_loc parameter. Change all
13883 (convert_for_assignment): Add location parameter. Change all callers.
13884 * c-parser.c (c_parser_conditional_expression): Pass location of
13885 colon to build_conditional_expr.
13886 * c-tree.h (build_conditional_expr): Update declaration.
13888 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13890 * graphite.c: Revert previous patch.
13892 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13895 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13897 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13899 * tree-ssa-loop-prefetch.c
13900 (loop_prefetch_arrays): Fixed a portability problem in printf format
13903 2009-06-09 Martin Jambor <mjambor@suse.cz>
13905 PR tree-optimization/40351
13906 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13907 refrence to a potential artifical subaccess can be constructed.
13909 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13911 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13912 (sh_override_options): Likewise.
13913 * config/sh/sh.c: Include params.h.
13914 (sh_optimization_options): New.
13915 (sh_override_options): Likewise.
13916 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13917 (OVERRIDE_OPTIONS): Use sh_override_options.
13919 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13921 * dwarf2out.c (emit_cfa_remember): New variable.
13922 (add_fde_cfi): If emit_cfa_remember, recurse to add
13923 DW_CFA_remember_state first.
13924 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13925 instead just set emit_cfa_remember.
13927 2009-06-08 Jan Hubicka <jh@suse.cz>
13930 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13932 2009-06-08 Jan Hubicka <jh@suse.cz>
13934 PR middle-end/39834
13935 * cgraphunit.c (save_inline_function_body): Do not copy transform
13936 hooks for saved inline bodies.
13937 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13938 for given function.
13940 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13942 * jump.c (returnjump_p): Handle delayed branches. Add missing
13945 2009-06-08 Jan Hubicka <jh@suse.cz>
13947 PR middle-end/40102
13948 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13949 original node might've been modified.
13950 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13952 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13954 * tree-object-size.c (addr_object_size): Add OSI argument.
13955 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13956 (compute_builtin_object_size, expr_object_size): Adjust callers.
13957 (plus_stmt_object_size): Call addr_object_size instead of
13958 compute_builtin_object_size.
13960 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13961 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13963 * tree-ssa-loop-prefetch.c
13964 (gather_memory_references): Introduced a counter for the number of
13966 (anything_to_prefetch_p): Introduced a counter for the number of
13968 (is_loop_prefetching_profitable): New function with a cost model
13970 (loop_prefetch_arrays): Use the new cost model to determine if
13971 prefetching is profitable.
13972 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13973 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13974 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13975 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13976 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13977 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13979 2009-06-08 Michael Matz <matz@suse.de>
13982 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13983 partitions use the same.
13984 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13985 for basevars of SSA_NAMEs.
13986 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13987 to not expand them twice.
13988 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13991 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13993 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13994 (fdump-final-insns=, gtoggle): New.
13995 * doc/invoke.texi: Document them.
13996 * final.c (rest_of_clean_state): Dump final insn stream.
13997 * gcc.c (invoke_as): Hook in -fcompare-debug.
13998 (static_spec_functions): Add compare-debug-dump-opt,
13999 compare-debug-self-opt and compare-debug-auxbase-opt.
14000 (compare_debug, compare_debug_second, compare_debug_opt): New.
14001 (switches_debug_check, n_switches_debug_check): New.
14002 (debug_auxbase_opt, debug_check_temp_file): New.
14003 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14005 (do_self_spec): Handle arguments after switches.
14006 (do_spec_1): Add .gk extension to temp file basenames for compare.
14007 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14008 (cc1_options): Use it instead of normal auxbase computation for
14009 the second compare-debug compilation.
14010 (compare_files): New.
14011 (main): Set up and implement compare debug mode.
14012 (compare_debug_dump_opt_spec_function): New.
14013 (compare_debug_self_opt_spec_function): New.
14014 (compare_debug_auxbase_opt_spec_function): New.
14015 * toplev.c (process_options): Handle flag_gtoggle,
14016 flag_dump_final_insns.
14017 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14018 during -fcompare-debug-second compilation.
14020 2009-06-07 Ian Lance Taylor <iant@google.com>
14022 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14023 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14025 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14026 with no default node. Change warning with %H to warning_at.
14027 Don't clear warn_switch around case checking.
14028 * doc/invoke.texi (Warning Options): Clarify distinction between
14029 -Wswitch and -Wswitch-enum.
14031 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14033 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14035 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14037 * gbl-ctors.h: Add header guard.
14039 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14041 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14042 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14043 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14044 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14045 prototypes for removed functions.
14046 (expressions_equal_p): Move to ...
14047 * tree-ssa-sccvn.h: ... here and ...
14048 * matrix-reorg.c: ... adjust includes.
14050 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14052 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14054 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14056 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14057 (finish_function): Remove erroneous whitespace.
14059 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14061 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14062 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14064 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14066 * errors.c (internal_error): Commentary typo fix.
14067 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14068 * tree-ssa-pre.c: Ditto.
14070 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14072 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14073 them is supposed to hold actual statements.
14075 2009-06-06 Ian Lance Taylor <iant@google.com>
14077 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14078 empty statements can now have attributes.
14080 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14082 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14083 * config/mips/mips.md: Ditto.
14085 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14087 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14089 (__eabi_uconvert): Likewise.
14091 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14093 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14094 CFI_* definitions with IN_GCC.
14096 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14098 * xcoffout.h (xcoffout_source_line): Update prototype.
14100 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14102 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14103 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14105 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14107 PR middle-end/40340
14108 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14109 inlined_function_outer_scope_p blocks for artificial inlines
14111 * tree.c (tree_nonartificial_location): Rewrite using
14112 block_nonartificial_location.
14114 2009-06-05 Revital Eres <eres@il.ibm.com>
14115 Leehod Baruch <leehod@il.ibm.com>
14117 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14118 (expand_expr_real_1): Remove comment.
14119 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14120 Vectorize misaligned access when the target supports it.
14121 (vect_supportable_dr_alignment): Check for unaligned access support.
14122 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14125 2009-06-05 Julian Brown <julian@codesourcery.com>
14127 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14128 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14130 2009-06-05 Richard Guenther <rguenther@suse.de>
14133 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14134 as possibly unused.
14136 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14138 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14139 (save_gprs): Don't tell unwinder when a global register is saved.
14140 (s390_emit_epilogue): Emit needed epilogue unwind info.
14142 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14144 * dwarf2out.c (deferred_asm_name): New.
14145 (add_name_and_src_coords_attributes): Defer creation of
14146 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14148 (move_linkage_attr): New.
14149 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14152 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14154 * tree-nested.c (finalize_nesting_tree_1): Declare the
14155 frame_decl in the binding tree.
14157 2009-06-04 Cary Coutant <ccoutant@google.com>
14159 * basic-block.h (struct basic_block_def): Add discriminator field.
14160 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14162 * debug.c (do_nothing_debug_hooks): Add additional entry.
14163 (debug_nothing_int_charstar_int): New function.
14164 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14165 (debug_nothing_int_charstar_int): New declaration.
14166 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14167 discriminator value in .loc directive.
14168 * final.c (last_discriminator): New variable.
14169 (discriminator): New variable.
14170 (final_start_function): Initialize above variables, pass current
14171 discriminator to debug hook.
14172 (notice_source_line): Check for discriminator change.
14173 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14174 * sdbout.c (sdbout_source_line): New parameter.
14175 * tree-cfg.c (struct locus_discrim_map): New structure type.
14176 (discriminator_per_locus): New hash table.
14177 (build_gimple_cfg): Allocate and free discriminator hash table.
14178 (make_edges): Call assign_discriminator.
14179 (locus_map_hash): New function.
14180 (locus_map_eq): New function.
14181 (next_discriminator_for_locus): New function.
14182 (same_line_p): New function.
14183 (assign_discriminator): New function.
14184 (make_cond_expr_edges): Call assign_discriminator.
14185 (make_gimple_switch_edges): Likewise.
14186 (first_non_label_stmt): New function.
14187 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14189 * xcoffout.c (xcoffout_source_line): Add new parameter.
14191 * configure.ac (gcc_cv_as_discriminator): New configury check for
14192 gas support for discriminator.
14193 * configure: Regenerate.
14194 * config.in: Regenerate.
14196 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14198 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14199 val after checking for integers.
14201 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14203 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14205 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14206 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14207 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14208 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14209 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14210 X64_SSE_REGPARM_MAX.
14211 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14212 X64_SSE_REGPARM_MAX.
14214 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14216 * gcc.c (report_times_to_file): New.
14217 (execute): Implement it.
14218 (process_command): Support -time=.
14219 * doc/invoke.texi: Document it.
14221 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14223 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14224 that have value exprs.
14226 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14228 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14229 declarations for constants until...
14230 (dw2_output_indirect_constant_1): ... this point.
14232 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14235 * arm.md (arm_addsi3): Don't try to split an add with an
14236 eliminable register until after reload has completed.
14238 2009-06-03 Ian Lance Taylor <iant@google.com>
14240 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14241 * genattrtab.c (write_length_unit_log): Likewise.
14242 * genchecksum.c (dosum): Likewise.
14243 * gengtype.c (write_rtx_next): Likewise.
14244 (finish_root_table, write_roots): Likewise.
14245 * gimple.c (gimple_ops_offset_): Likewise.
14246 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14247 * config/arc/arc.c (arc_attribute_table): Likewise.
14248 * config/arm/arm.c (arm_attribute_table): Likewise.
14249 * config/avr/avr.c (avr_attribute_table): Likewise.
14250 * config/crx/crx.c (crx_attribute_table): Likewise.
14251 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14252 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14253 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14254 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14255 * config/sh/sh.c (sh_attribute_table): Likewise.
14256 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14257 * config/spu/spu.c (spu_attribute_table): Likewise.
14258 * config/v850/v850.c (v850_attribute_table): Likewise.
14260 * config/alpha/alpha.c (vms_attribute_table): Make static.
14261 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14262 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14263 * config/mips/mips.c (mips_attribute_table): Likewise.
14265 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14267 (cc1-checksum.o): Likewise.
14269 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14271 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14273 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14275 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14276 insn if it is changing sp. Use gen_add3_insn instead of
14277 conditionally gen_addsi3 and gen_adddi3.
14278 (offset_below_red_zone_p): New static inline function.
14279 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14280 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14281 * config/rs6000/ppc-asm.h: Include auto-host.h.
14282 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14283 CFI_RESTORE): Define.
14284 * config/rs6000/crtresxgpr.asm: Add unwind info.
14285 * config/rs6000/crtresxfpr.asm: Likewise.
14286 * config/rs6000/crtresgpr.asm: Likewise.
14287 * config/rs6000/crtresfpr.asm: Likewise.
14288 * config/rs6000/crtsavgpr.asm: Likewise.
14289 * config/rs6000/crtsavfpr.asm: Likewise.
14291 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14292 argument of DWARF2_FRAME_REG_OUT macros.
14294 2009-06-03 Julian Brown <julian@codesourcery.com>
14296 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14297 words or less (including TImode) in core registers.
14299 2009-06-03 Richard Guenther <rguenther@suse.de>
14301 PR middle-end/40328
14302 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14304 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14306 * statistics.c (statistics_counter_event): Do not record event
14307 in pass dump if its number == -1.
14308 (curr_statistics_hash): Add assert that we never get passes
14309 with static number == -1.
14311 2009-06-03 Richard Guenther <rguenther@suse.de>
14312 Andrey Belevantsev <abel@ispras.ru>
14314 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14315 non-BLKmode arrays addressable.
14317 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14319 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14320 * config/m68k/m68k.h: ... here.
14322 2009-06-03 Martin Jambor <mjambor@suse.cz>
14324 PR tree-optimization/40323
14325 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14328 2009-06-03 Richard Guenther <rguenther@suse.de>
14330 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14333 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14335 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14336 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14337 JUMP_TABLE_DATA_P where applicable.
14338 * config/sh/sh.c: Ditto.
14339 * config/sh/sh.h: Ditto.
14340 * config/sh/sh.md: Ditto.
14341 * config/sh/symbian.c: Ditto.
14343 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14345 * config/i386/driver-i386.c (describe_cache): Optimize
14346 concatenation of strings. Use snprintf instead of sprintf.
14347 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14348 target when not compiling with GCC.
14350 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14352 * config/sh/sh.c: Revert last change.
14353 (sh_expand_epilogue): Emit a blockage insn before the frame
14354 pointer adjustment unconditionally.
14356 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14358 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14359 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14360 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14361 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14362 to COLLECT_GCC_OPTIONS.
14364 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14366 * collect2.c (target_system_root): New variable.
14367 (main): Handle --sysroot=.
14368 (ignore_library): Strip the sysroot from the library path.
14370 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14372 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14373 (collect2.o): Depend on collect2-aix.h.
14374 (collect2-aix.o): New rule.
14375 * collect2-aix.h: New file.
14376 * collect2-aix.c: Likewise.
14377 * collect2.c: Include collect2-aix.h. Don't undefine
14378 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14379 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14380 Use TARGET_AIX_VERSION instead of _AIX51.
14381 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14382 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14383 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14384 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14385 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14387 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14389 * collect2.c (ignore_library): Avoid premature post-increment
14390 and null deference.
14392 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14394 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14395 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14396 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14397 CROSS_DIRECTORY_STRUCTURE too.
14398 (LINK_LIBG_SPEC): Likewise.
14399 (LIB_SPEC): Add %R to sysroot paths.
14400 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14401 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14402 * config/rs6000/aix51.h: As for aix43.h.
14403 * config/rs6000/aix52.h: Likewise.
14404 * config/rs6000/aix53.h: Likewise.
14405 * config/rs6000/aix61.h: Likewise.
14406 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14407 to the beginning of sysroot paths.
14409 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14411 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14412 INSN_LISTs that are out of the REG_NOTE range.
14414 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14416 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14417 (struct var_to_expand): Likewise.
14418 (struct opt_info): Add head and tail for linked lists of the above.
14419 (analyze_insn_to_expand_var): Initialize next.
14420 (analyze_iv_to_split_insn): Likewise.
14421 (analyze_insns_in_loop): Create linked lists.
14422 (allocate_basic_variable): Simplify for use without hash table.
14423 (insert_var_expansion_initialization): Likewise, make it type-safer.
14424 (combine_var_copies_in_loop_exit): Likewise.
14425 (apply_opt_in_copies): Walk lists rather than hash tables.
14426 (release_var_copies): Simplified and inlined by hand into...
14427 (free_opt_info): ... this function.
14429 2009-06-02 Richard Guenther <rguenther@suse.de>
14431 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14434 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14436 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14437 only for builtins that are not overridden.
14439 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14441 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14444 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14446 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14448 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14450 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14452 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14454 * common.opt (fdump-unnumbered-links): New.
14455 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14456 * print-rtl.c (flag_dump_unnumbered_links): New.
14457 (print_rtx): Test it.
14459 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14461 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14462 push/pop multiple to 8-byte alignment.
14464 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14466 * config/i386/i386.c (queued_cfa_restores): New static variable.
14467 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14469 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14470 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14471 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14472 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14473 note unconditionally.
14474 (ix86_emit_restore_regs_using_mov): Likewise.
14475 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14476 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14477 it through to ix86_emit_restore_reg_using_pop.
14478 (ix86_emit_leave): Add RED_OFFSET argument. Call
14479 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14480 instead of adding REG_CFA_OFFSET note unconditionally.
14481 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14482 the above functions. Call ix86_add_queued_cfa_restore_notes when
14485 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14486 force output of the label even for dwarf2out_do_cfi_asm.
14487 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14488 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14489 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14491 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14492 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14493 dwarf2out_cfi_label callers.
14494 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14495 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14496 Adjust dwarf2out_cfi_label callers.
14497 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14499 * config/i386/i386.h (struct machine_cfa_state,
14500 struct machine_function): Guard with ifndef USED_FOR_TARGET
14501 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14504 * emutls.c (__emutls_get_address): Change arr->size to mean number
14505 of allocated arr->data entries instead of # of slots + 1.
14507 PR middle-end/40316
14508 * recog.c (peep2_reinit_state): New function.
14509 (peephole2_init_state): Use it at the end of a basic block and also
14510 when seeing a RTX_FRAME_RELATED_P insn.
14512 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14514 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14515 fixuns_truncrfdi2): New.
14516 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14517 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14518 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14519 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14520 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14521 *recip_approx): Remove.
14522 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14523 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14524 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14526 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14529 2009-06-01 Ian Lance Taylor <iant@google.com>
14531 * attribs.c (register_attribute): Use CONST_CAST.
14532 * collect2.c (main): Use CONST_CAST2.
14533 (scan_prog_file): Likewise.
14534 * gcc.c (process_command, main): Likewise.
14535 * toplev.c (toplev_main): Likewise.
14537 * c-typeck.c (handle_warn_cast_qual): New static function,
14538 partially broken out of build_c_cast.
14539 (build_c_cast): Call handle_warn_cast_qual.
14540 * doc/invoke.texi (Warning Options): Document new effect of
14543 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14545 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14546 (diagnostic_report_current_module): Print columns.
14547 * common.opt (flag_show_column): Enable by default.
14549 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14551 * alias.c (find_base_term): Check for NULL term before returning.
14553 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14555 Revert due to PR40320:
14556 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14557 * calls.c (emit_library_call_value_1): Don't force_operand for move
14560 2009-06-01 Olivier Hainque <hainque@adacore.com>
14561 Eric Botcazou <ebotcazou@adacore.com>
14563 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14564 to be processed as a bitfield for constructor output purposes.
14565 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14567 * varasm.c (oc_local_state): New type, output_constructor
14568 local state to support communication with helpers.
14569 (oc_outer_state): New type, output_constructor outer state of
14570 relevance in recursive calls.
14571 (output_constructor_array_range): New output_constructor helper,
14572 extracted code for an array range element.
14573 (output_constructor_regular_field): New output_constructor helper,
14574 extracted code for an element that is not a bitfield.
14575 (output_constructor_bitfield): New output_constructor helper,
14576 extracted code for a bitfield element. Accept an OUTER state
14577 argument for recursive processing. Recurse on record or array
14578 CONSTRUCTOR values, possibly past noop conversions.
14579 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14580 VALUE is a valid constant-valued expression for use in a static
14581 bit-field initializer.
14582 (output_constructor): Rework to use helpers. Accept and honor an
14583 OUTER state argument for recursive calls. Return total size. Be
14584 prepared for nested constructors initializing bitfields.
14585 (output_constant): Feed OUTER in calls to output_constructor.
14587 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14589 * calls.c (emit_library_call_value_1): Don't force_operand for move
14592 2009-06-01 Nick Clifton <nickc@redhat.com>
14594 * doc/invoke.texi (IA-64 Options): Fix typo.
14596 2009-06-01 Ira Rosen <irar@il.ibm.com>
14598 PR tree-optimization/39129
14599 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14601 (vect_do_peeling_for_loop_bound): Use
14602 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14603 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14604 (vect_loop_versioning): Likewise.
14605 (vect_create_cond_for_alias_checks): Fix indentation.
14606 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14608 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14609 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14610 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14611 "control flow in loop".
14612 (vect_estimate_min_profitable_iters): Use
14613 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14614 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14615 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14616 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14617 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14618 statement belongs to a group of strided accesses with the exact code
14620 (vectorizable_load): Likewise.
14621 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14622 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14624 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14626 * config/freebsd-stdint.h: New file.
14627 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14628 Add freebsd-stdint.h to tm_file.
14630 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14632 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14633 (thumb2_extendhidi2): Likewise.
14635 2009-05-31 Ian Lance Taylor <iant@google.com>
14637 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14639 2009-05-31 Ian Lance Taylor <iant@google.com>
14641 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14642 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14643 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14645 2009-05-31 Jason Merrill <jason@redhat.com>
14647 * tree-pretty-print.c (print_call_name): Take the callee, not the
14648 call itself. Make non-static. Use dump_function_name for functions.
14649 (dump_generic_node): Adjust.
14650 * diagnostic.h: Declare print_call_name.
14651 * gimple-pretty-print.c (dump_gimple_call): Use it.
14653 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14655 * config/sh/sh.md (ashldi3_std): New define_expand.
14658 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14661 * config/sh/sh.c: Include debug.h.
14662 (sh_expand_epilogue): Emit a blockage insn before the frame
14663 pointer adjustment also when dwarf2out_do_frame returns true.
14665 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14667 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14668 (thumb2_extendqidi2): New pattern.
14670 2009-05-31 Ira Rosen <irar@il.ibm.com>
14672 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14673 mark phis for renaming.
14674 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14675 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14676 Call mark_sym_for_renaming.
14677 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14678 * tree-vect-loop.c (vect_transform_loop): Remove
14679 vect_memsyms_to_rename initialization and a call to
14680 mark_set_for_renaming.
14682 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14684 PR middle-end/40304
14685 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14686 frame related even if !set_cfa && style < 0.
14688 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14690 * config/i386/mingw-tls.c: New file.
14691 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14692 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14693 defining _WIN32 but not __CYGWIN__.
14695 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14697 * configure.ac: Add MPC support.
14699 * config.in, configure: Regenerate.
14701 2009-05-29 Richard Henderson <rth@redhat.com>
14703 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14704 NOTE_INSN_BASIC_BLOCK.
14705 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14706 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14707 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14709 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14711 (add_cfi): Disable check redefining cfa away from drap.
14712 (lookup_cfa_1): Add remember argument; handle remember/restore.
14713 (lookup_cfa): Pass remember argument.
14714 (cfa_remember): New.
14715 (compute_barrier_args_size_1): Remove sibcall check.
14716 (dwarf2out_frame_debug_def_cfa): New.
14717 (dwarf2out_frame_debug_adjust_cfa): New.
14718 (dwarf2out_frame_debug_cfa_offset): New.
14719 (dwarf2out_frame_debug_cfa_register): New.
14720 (dwarf2out_frame_debug_cfa_restore): New.
14721 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14722 (dwarf2out_begin_epilogue): New.
14723 (dwarf2out_frame_debug_restore_state): New.
14724 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14725 DW_CFA_restore_state.
14726 (output_cfi_directive): Likewise.
14727 (convert_cfa_to_fb_loc_list): Likewise.
14728 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14729 * dwarf2out.h: Update.
14730 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14731 (copy_insn_1): Early out for null.
14732 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14733 and dwarf2out_frame_debug_restore_state.
14734 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14735 (prologue_insn_hash, epilogue_insn_hash): New.
14736 (free_after_compilation): Adjust freeing accordingly.
14737 (record_insns): Create hash table if needed; push insns into
14738 hash instead of array.
14739 (maybe_copy_epilogue_insn): New.
14740 (contains): Search hash table instead of array.
14741 (sibcall_epilogue_contains): Remove.
14742 (thread_prologue_and_epilogue_insns): Split eh_return insns
14743 and mark them as epilogues.
14744 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14745 scanning in terms of basic blocks.
14746 * insn-notes.def (CFA_RESTORE_STATE): New.
14747 * jump.c (returnjump_p_1): Accept EH_RETURN.
14748 (eh_returnjump_p_1, eh_returnjump_p): New.
14749 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14750 CFA_REGISTER, CFA_RESTORE): New.
14751 * rtl.def (EH_RETURN): New.
14752 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14754 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14755 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14757 * config/i386/i386.c (gen_push): Update cfa state.
14758 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14759 add a CFA_ADJUST_CFA note.
14760 (ix86_dwarf_handle_frame_unspec): Remove.
14761 (ix86_expand_prologue): Update cfa state.
14762 (ix86_emit_restore_reg_using_pop): New.
14763 (ix86_emit_restore_regs_using_pop): New.
14764 (ix86_emit_leave): New.
14765 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14766 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14767 * config/i386/i386.h (struct machine_cfa_state): New.
14768 (ix86_cfa_state): New.
14769 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14770 (eh_return_internal): Merge from eh_return_<mode>,
14771 use eh_return rtx, split w/ epilogue.
14773 2009-05-29 Ian Lance Taylor <iant@google.com>
14775 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14777 * calls.c (emit_library_call_value_1): Likewise.
14779 * c-typeck.c (c_build_va_arg): New function.
14780 * c-tree.h (c_build_va_arg): Declare.
14781 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14782 instead of build_va_arg.
14784 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14786 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14787 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14788 (ptr_difference_cost): Use affine combinations to compute it.
14789 (difference_cost): Likewise.
14790 (get_computation_cost_at): Compute more accurate cost for addresses
14791 if the ratio is a multiplier allowed in addresses.
14792 For non-addresses, consider that an additional offset or symbol is
14795 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14797 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14798 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14800 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14801 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14802 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14804 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14805 to 1 for TYPE_SSE{IADD1,CVT1}.
14806 (prefix_vex_imm8): Removed.
14807 (length_vex): Only pass 1 as second argument to
14808 ix86_attr_length_vex_default if prefix_extra is 0.
14809 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14810 (length): For prefix vex computation use length_immediate
14811 attribute instead of prefix_vex_imm8.
14812 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14813 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14814 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14815 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14816 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14817 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14818 a space in between the operands.
14819 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14820 if one operand is 0xff and the other one si, di, bp or sp.
14821 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14822 other one si, di, bp or sp.
14823 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14824 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14825 type and mode attributes.
14826 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14827 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14828 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14829 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14830 prefix_data16 attribute iff MODE_DF.
14831 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14832 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14833 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14834 constm128_operand in length_immediate computation.
14835 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14836 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14837 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14838 length_immediate attribute to 1.
14839 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14840 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14841 for certain alternatives.
14842 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14843 prefix_data16 attribute if MODE_V1DF.
14844 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14845 length_immediate to 1.
14846 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14847 length_address to 4, set mode attribute to MODE_DI.
14848 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14849 (fxam<mode>2_i387): Set length attribute to 4.
14850 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14851 *prefetch_3dnow_rex): Override length_address attribute.
14852 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14854 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14855 (constm128_operand): Removed.
14856 * config/i386/i386.c (memory_address_length): For
14857 disp && !index && !base in 64-bit mode account for SIB byte if
14858 print_operand_address can't optimize disp32 into disp32(%rip)
14859 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14860 for fs: or gs: segment.
14861 (ix86_attr_length_immediate_default): When checking if shortform
14862 is possible, truncate immediate to the length of the non-shortened
14864 (ix86_attr_length_address_default): Ignore MEM_P operands
14866 (ix86_attr_length_vex_default): Only check for DImode on
14867 GENERAL_REG_P operands.
14868 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14869 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14870 (sse_cvttps2pi): Clear prefix_rep attribute.
14871 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14873 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14874 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14875 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14876 iff operand 2 is const_int_operand.
14877 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14878 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14879 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14881 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14883 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14884 prefix_data16 attribute for movlpd and movhpd instructions.
14885 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14886 length_immediate for shufpd instruction.
14887 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14888 (avx_cmpp<avxmodesuffixf2c><mode>3,
14889 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14890 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14891 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14892 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14893 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14894 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14895 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14896 prefix_data16 attribute for the first alternative to 1.
14897 (*avx_loadlps): Override length_immediate for the first alternative.
14898 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14899 attributes for second alternative.
14900 (*vec_concatv2sf_sse4_1): Override length_immediate and
14901 prefix_data16 attributes for second alternative.
14902 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14903 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14904 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14905 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14906 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14907 prefix_data16 and length_immediate to 1.
14908 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14910 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14911 prefix_extra attribute for variants that don't have 0f prefix alone.
14912 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14913 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14914 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14915 *sse4_1_pextrd): Set length_immediate to 1.
14916 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14917 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14919 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14920 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14921 length_immediate to 1 for second alternative.
14922 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14923 prefix_extra and length_immediate attributes for the first
14925 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14927 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14928 to 1 for the first and third alternative.
14929 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14931 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14933 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14935 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14936 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14937 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14938 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14939 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14940 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14941 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14942 ssse3_psign<mode>3): Override prefix_rex attribute.
14943 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14944 (ssse3_palignrti): Override length_immediate to 1.
14945 (ssse3_palignrdi): Override length_immediate to 1, override
14946 prefix_rex attribute.
14947 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14948 (sse4a_extrqi): Override length_immediate to 2.
14949 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14950 (sse4a_insertq): Override prefix_data16 to 0.
14951 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14952 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14953 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14954 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14955 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14956 and length_immediate to 1.
14957 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14958 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14959 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14960 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14961 and length_immediate to 1.
14962 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14963 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14964 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14965 avx_ptest256): Override prefix_extra to 1.
14966 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14967 Override prefix_data16 and length_immediate to 1.
14968 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14969 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14970 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14971 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14972 prefix_data16 to 0 and prefix_extra to 2.
14973 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14974 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14976 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14977 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14978 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14979 and prefix_extra to 2.
14980 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14981 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14982 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14983 avx_vpermilvar<mode>3,
14984 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14985 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14986 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14987 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14988 Override prefix_extra to 1.
14989 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14990 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14991 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14992 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14993 prefix_extra and length_immediate to 1.
14994 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14996 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14997 to 1 for the first alternative.
14998 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14999 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15001 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15002 *movv2sf_internal_avx, *movv2sf_internal): Override
15003 prefix_rep attribute for certain alternatives.
15004 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15005 attributes for certain alternatives.
15006 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15007 attributes for certain alternatives.
15008 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15009 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15010 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15011 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15012 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15013 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15014 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15015 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15016 length_immediate to 1 if operand 2 is const_int_operand.
15017 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15018 *vec_extractv2si_1): Set length_immediate attribute to 1.
15019 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15020 using old 3DNOW insn rather than SSE/3DNOW_A.
15021 (mmx_emms, mmx_femms): Clear modrm attribute.
15023 2009-05-29 Martin Jambor <mjambor@suse.cz>
15025 * tree-sra.c: New implementation of SRA.
15027 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15028 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15029 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15030 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15031 (SRA_MAX_STRUCTURE_COUNT): Removed.
15032 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15033 * doc/invoke.texi (sra-max-structure-size): Removed.
15034 (sra-field-structure-ratio): Removed.
15036 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15038 PR middle-end/40291
15039 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15042 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15044 PR rtl-optimization/40101
15045 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15046 seqno. Adjust comment.
15047 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15048 inserting bookkeeping before a jump, the jump is not scheduled.
15049 When no positive seqno found, provide a value. Add comment.
15051 2009-05-29 Richard Guenther <rguenther@suse.de>
15053 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15054 short-cutting on the first component.
15056 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15058 PR middle-end/39958
15059 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15060 for trees other than decls/types.
15062 2009-05-29 Richard Guenther <rguenther@suse.de>
15064 * tree-ssa-operands.c (get_expr_operands): Do not handle
15065 INDIRECT_REFs in the handled-component case. Remove
15066 unused get_ref_base_and_extent case.
15067 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15068 tree_low_cst and host_integerp where possible.
15069 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15070 codes for equivalence.
15071 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15073 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15075 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15076 to tmake_file for i[34567]86-*-cygwin*.
15078 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15081 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15082 (altivec_categorize_keyword, init_vector_keywords,
15083 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15086 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15088 * tree.c (handle_dll_attribute): Check if node is
15089 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15091 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15093 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15095 (thumb2_zero_extendqidi2): Likewise.
15097 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15099 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15100 instead of gen_movrt.
15101 * config/sh/sh.md (movrt): Remove.
15103 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15105 * doc/invoke.texi (IA-64 Options):
15106 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15107 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15108 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15109 -msched-prefer-non-control-spec-insns,
15110 -msched-stop-bits-after-every-cycle,
15111 -msched-count-spec-in-critical-path,
15112 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15113 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15114 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15115 and -msched-spec-verbose.
15117 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15119 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15120 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15122 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15124 2009-05-28 Richard Guenther <rguenther@suse.de>
15126 * tree-ssa-alias.c (ao_ref_init): New function.
15127 (ao_ref_base): Likewise.
15128 (ao_ref_base_alias_set): Likewise.
15129 (ao_ref_alias_set): Likewise.
15130 (refs_may_alias_p_1): Change signature.
15131 (refs_may_alias_p): Adjust.
15132 (refs_anti_dependent_p): Likewise.
15133 (refs_output_dependent_p): Likewise.
15134 (call_may_clobber_ref_p_1): Change signature.
15135 (call_may_clobber_ref_p): Adjust.
15136 (stmt_may_clobber_ref_p_1): New function split out from ...
15137 (stmt_may_clobber_ref_p): ... here.
15138 (maybe_skip_until): Adjust signature.
15139 (get_continuation_for_phi): Likewise.
15140 (walk_non_aliased_vuses): Likewise.
15141 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15142 (ao_ref_init): Declare.
15143 (ao_ref_base): Likewise.
15144 (ao_ref_alias_set): Likewise.
15145 (stmt_may_clobber_ref_p_1): Likewise.
15146 (walk_non_aliased_vuses): Adjust.
15147 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15148 (get_ref_from_reference_ops): remove.
15149 (vn_reference_lookup_2): Adjust signature.
15150 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15151 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15152 (vn_reference_lookup): Adjust.
15153 (vn_reference_insert): Likewise.
15154 (vn_reference_insert_pieces): Adjust signature.
15155 (visit_reference_op_call): Adjust.
15156 * tree-ssa-pre.c (get_expr_type): Simplify.
15157 (phi_translate_1): Adjust.
15158 (compute_avail): Likewise.
15159 (translate_vuse_through_block): Do not re-build trees.
15160 (value_dies_in_block_x): Likewise.
15161 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15163 (vn_reference_lookup_pieces): Adjust declaration.
15164 (vn_reference_insert_pieces): Likewise.
15166 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15168 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15169 with checking disabled.
15171 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15175 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15176 macro definition for support of three-operand format aligned
15177 .comm directive in assembler on cygwin/pe/mingw target OS.
15178 * configure: Regenerate.
15179 * config.h: Regenerate.
15181 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15182 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15183 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15185 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15186 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15188 2009-05-28 Ira Rosen <irar@il.ibm.com>
15190 PR tree-optimization/40254
15191 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15192 in analysis of basic blocks.
15194 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15196 PR middle-end/33699
15197 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15198 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15199 (TARGET_INITIALIZER): Use it.
15200 * cse.c (CHEAPER): Move it up to the other macros.
15201 (insert): Rename this ...
15202 (insert_with_costs): ... to this. Add cost parameters. Update
15204 (insert): New function. Call insert_with_costs.
15205 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15206 find_reg_offset_for_const, try_const_anchors): New functions.
15207 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15208 when using a const-anchor. Call insert_const_anchors.
15209 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15210 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15212 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15214 * tree-inline.c (remap_decls): Enable nonlocalized variables
15215 when not optimizing.
15217 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15219 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15220 Simplify other tests involving optimize.
15222 2009-05-27 Tom Tromey <tromey@redhat.com>
15224 * unwind-dw2.c (_Unwind_DebugHook): New function.
15225 (uw_install_context): Call _Unwind_DebugHook.
15227 2009-05-27 Tom Tromey <tromey@redhat.com>
15229 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15231 2009-05-27 Ian Lance Taylor <iant@google.com>
15233 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15234 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15235 (ALL_LINKERFLAGS): Define.
15236 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15237 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15238 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15239 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15240 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15241 $(LINKER_FOR_BUILD).
15242 (build/gcov-iov$(build_exeext)): Likewise.
15244 2009-05-27 Julian Brown <julian@codesourcery.com>
15246 * gcse.c (target.h): Include.
15247 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15248 copy of argument to a pseudo register.
15250 2009-05-27 Diego Novillo <dnovillo@google.com>
15252 * tree-ssa-live.c (dump_scope_block): Document arguments.
15253 (dump_scope_blocks): Document.
15254 (debug_scope_blocks): New.
15255 * tree-flow.h (debug_scope_blocks): Declare.
15257 2009-05-21 Denis Chertykov <denisc@overta.ru>
15259 * doc/contrib.texi (Contributors): Add myself to the list.
15261 2009-05-27 Olivier Hainque <hainque@adacore.com>
15263 * expr.c (target_align): New function. Alignment the TARGET of an
15264 assignment may be assume to have.
15265 (highest_pow2_factor_for_target): Use it instead of relying on
15266 immediate tree attributes of TARGET, not necessarily honored when
15267 intermediate bitfields are involved.
15269 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15272 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15273 AVX, SSE4, AES, PCLMUL and POPCNT.
15275 2009-05-27 Diego Novillo <dnovillo@google.com>
15277 * tree-pretty-print.c (dump_location): New.
15278 (dump_generic_node): Call it.
15279 Factor code to handle BLOCK nodes ...
15280 (dump_block_node): ... here.
15282 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15284 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15286 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15288 * gcc-plugin.h: Include config.h and system.h.
15289 (IN_GCC): Define if not defined.
15291 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15293 PR middle-end/40249
15294 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15297 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15299 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15301 * config/m32r/m32r.h: Ditto.
15302 * config/m32r/m32r.md: Ditto.
15303 * config/m32r/predicates.md: Ditto.
15305 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15307 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15309 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15312 (Loading plugins): typo.
15313 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15314 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15315 (Interacting with the GCC Garbage Collector): Added new section.
15316 (Giving information about a plugin): Added new section for
15318 * ggc.h (ggc_register_root_tab): Added declaration.
15319 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15320 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15321 (register_callback): Improved comment in declaration.
15322 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15323 (extra_root_vec) Added static variable for dynamic roots registration.
15324 (ggc_register_root_tab) Added new routine.
15325 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15326 PLUGIN_GGC_MARKING event.
15327 * ggc-zone.c: Include plugin.h.
15328 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15329 * ggc-page.c: Include plugin.h.
15330 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15331 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15332 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15333 (register_callback): check lack of callbacks for
15334 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15335 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15336 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15337 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15338 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15339 dependency on plugin.h.
15340 (plugin.o): Added dependency on ggc.h...
15342 2009-05-26 Richard Guenther <rguenther@suse.de>
15344 PR middle-end/40248
15346 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15347 with mismatched comparison modes.
15349 * expr.c (expand_expr_real_1): Expand the operand of a
15350 VIEW_CONVERT_EXPR in its natural mode.
15352 2009-05-26 Ian Lance Taylor <iant@google.com>
15354 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15355 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15356 (ALL_COMPILERFLAGS): Define.
15357 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15358 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15359 (collect2$(exeext), collect2.o): Likewise.
15360 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15361 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15362 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15363 (libbackend.o, intl.o, cppdefault.o): Likewise.
15364 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15365 (build/%.o): Use $(COMPILER_FOR_BUILD).
15366 (build/gen%$(build_exeext)): Likewise.
15367 (build/gcov-iov$(build_exeext)): LIkewise.
15368 * config/t-darwin (darwin.o): Use $(COMPILER).
15369 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15370 * config/t-sol2 (sol2-c.o): Likewise.
15371 (sol2.o): Likewise.
15372 * config/t-vxworks (vxworks.o): Likewise.
15373 * config/x-darwin (host-darwin.o): Likewise.
15374 * config/x-hpux (host-hpux.o): Likewise.
15375 * config/x-linux (host-linux.o): Likewise.
15376 * config/x-solaris (host-solaris.o): Likewise.
15377 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15378 * config/arm/t-arm (arm-c.o): Likewise.
15379 * config/arm/t-pe (pe.o): Likewise.
15380 * config/arm/t-wince-pe (pe.o): Likewise.
15381 * config/i386/t-cygming (winnt.o): Likewise.
15382 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15383 * config/i386/t-cygwin (cygwin1.o): Likewise.
15384 (cygwin2.o): Likewise.
15385 * config/i386/t-i386 (i386-c.o): Likewise.
15386 * config/i386/t-interix (winnt.o): Likewise.
15387 * config/i386/t-netware (netware.o): Likewise.
15388 * config/i386/t-nwld (nwld.o): Likewise.
15389 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15390 * config/i386/x-i386 (driver-i386.o): Likewise.
15391 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15392 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15393 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15394 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15395 * config/mips/x-native (driver-native.o): Likewise.
15396 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15397 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15398 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15399 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15400 * config/score/t-score-elf (score7.o): Likewise.
15401 (score3.o): Likewise.
15402 * config/sh/t-sh (sh-c.o): Likewise.
15403 * config/sh/t-symbian (sh-c.o): Likewise.
15404 (symbian.o): Likewise.
15405 * config/spu/t-spu-elf (spu-c.o): Likewise.
15406 * config/v850/t-v850 (v850-c.o): Likewise.
15407 * config/v850/t-v850e (v850-c.o): Likewise.
15409 2009-05-26 Richard Guenther <rguenther@suse.de>
15411 PR tree-optimization/40122
15412 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15413 VECTOR_CSTs if possible.
15414 (fold_gimple_assign): Likewise.
15416 2009-05-26 Richard Guenther <rguenther@suse.de>
15418 PR middle-end/40252
15419 * fold-const.c (fold_binary): Use the correct types for building
15422 2009-05-26 Richard Guenther <rguenther@suse.de>
15424 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15425 redundant calls to merge_alias_info.
15426 (bump_vector_ptr): Likewise.
15427 * tree-ssa-copy.c (merge_alias_info): Remove.
15428 (replace_exp_1): Remove call to merge_alias_info.
15429 (propagate_tree_value): Likewise.
15430 (fini_copy_prop): Propagate points-to info.
15431 * tree-flow.h (merge_alias_info): Remove.
15433 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15435 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15437 2009-05-25 Jan Hubicka <jh@suse.cz>
15439 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15440 * cgraph.h (struct inline_summary): New filed self_wize,
15441 size_inlining_benefit, self_time and time_inlining_benefit.
15442 (struct cgraph_global_info): Replace insns by time ans size fields.
15443 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15444 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15445 (ipcp_update_callgraph): Do not touch function bodies.
15446 * ipa-inline.c: Include except.h
15447 (MAX_TIME): New constant.
15448 (overall_insns): Remove.
15449 (leaf_node_p): New.
15450 (overall_size, max_benefit): New static variables.
15451 (cgraph_estimate_time_after_inlining): New function.
15452 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15453 (cgraph_clone_inlined_nodes): Update size.
15454 (cgraph_mark_inline_edge): Update size.
15455 (cgraph_estimate_growth): Use size info.
15456 (cgraph_check_inline_limits): Check size.
15457 (cgraph_default_inline_p): Likewise.
15458 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15459 (cgraph_decide_recursive_inlining): Check size.
15460 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15462 (cgraph_decide_inlining): Likewise.
15463 (cgraph_decide_inlining_incrementally): Likewise; honor
15464 PARAM_EARLY_INLINING_INSNS.
15465 (likely_eliminated_by_inlining_p): New predicate.
15466 (estimate_function_body_sizes): New function.
15467 (compute_inline_parameters): Use it.
15468 * except.c (must_not_throw_labels): New function.
15469 * except.h (must_not_throw_labels): Declare.
15470 * tree-inline.c (init_inline_once): Kill inlining_weigths
15471 * tree-ssa-structalias.c: Avoid uninitialized warning.
15472 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15473 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15474 (PARAM_INLINE_CALL_COST): Remove.
15475 (PARAM_EARLY_INLINING_INSNS): New.
15477 2009-05-25 Richard Guenther <rguenther@suse.de>
15479 PR tree-optimization/36327
15480 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15481 callback for reference translation or lookup at the point of may-defs.
15482 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15483 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15484 for union COMPONENT_REFs.
15485 (vn_reference_lookup_3): New callback. Lookup from memset
15486 and CONSTRUCTOR assignment, translate through struct copies.
15487 (vn_reference_lookup_pieces): Make sure to not free the
15488 passed operands array. Adjust walk_non_aliased_vuses call.
15489 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15490 make sure we do not leak memory.
15492 2009-05-25 Richard Guenther <rguenther@suse.de>
15494 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15495 * tree-inline.c (expand_call_inline): Reset the escaped and
15496 callused solutions.
15497 * tree-ssa-structalias.c (pass_build_ealias): New.
15498 * tree-pass.h (pass_build_ealias): Declare.
15499 * passes.c (init_optimization_passes): Add PTA during
15500 early optimizations.
15501 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15502 and CALLUSED solutions.
15503 (dump_points_to_solution): New function, split out from ...
15504 (dump_points_to_info_for): ... here.
15505 * tree-parloops.c (parallelize_loops): Reset the escaped and
15506 callused solutions.
15508 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15511 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15512 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15514 2009-05-25 Ira Rosen <irar@il.ibm.com>
15516 PR tree-optimization/40238
15517 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15518 statements after basic block's labels.
15519 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15520 to free the allocated memory.
15522 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15524 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15525 return address with a USE.
15527 2009-05-24 Richard Guenther <rguenther@suse.de>
15529 PR middle-end/40233
15530 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15531 array type from the main variant of the inner type.
15533 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15535 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15536 definition to bool (from int) to un-break build.
15537 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15539 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15541 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15542 discard_stmt_changes): Delete.
15543 * tree-ssa-operands.c (scb_stack): Delete.
15544 (init_ssa_operands): Do not initialize it.
15545 (fini_ssa_operands): Do not free it.
15546 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15548 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15549 update_stmt, remove the others. Fix comments.
15550 * tree-dfa.c (optimize_stack_restore): Likewise.
15551 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15552 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15553 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15554 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15556 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15557 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15558 (dom_opt_finalize_block): Likewise, adjusting access to
15560 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15561 (stmts_to_rescan): Change item type to gimple.
15562 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15564 2009-05-24 Ira Rosen <irar@il.ibm.com>
15566 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15567 * tree-pass.h (pass_slp_vectorize): New pass.
15568 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15569 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15570 * tree-vectorizer.c (timevar.h): Include.
15571 (user_vect_verbosity_level): Declare.
15572 (vect_location): Fix comment.
15573 (vect_set_verbosity_level): Update user_vect_verbosity_level
15574 instead of vect_verbosity_level.
15575 (vect_set_dump_settings): Add an argument. Ignore user defined
15576 verbosity if dump flags require higher level of verbosity. Print to
15577 stderr only for loop vectorization.
15578 (vectorize_loops): Update call to vect_set_dump_settings.
15579 (execute_vect_slp): New function.
15580 (gate_vect_slp): Likewise.
15581 (struct gimple_opt_pass pass_slp_vectorize): New.
15582 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15583 access its members.
15584 (vec_info_for_bb): New function.
15585 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15586 (VECTORIZATION_ENABLED): New macro.
15587 (SLP_ENABLED, SLP_DISABLED): Likewise.
15588 (vect_is_simple_use): Add bb_vec_info argument.
15589 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15590 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15591 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15592 vect_schedule_slp, vect_analyze_slp): Likewise.
15593 (vect_analyze_stmt): Add slp_tree argument.
15594 (find_bb_location): Declare.
15595 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15596 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15597 (vect_analyze_loop_operations, vect_analyze_loop,
15598 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15599 vect_finalize_reduction, vectorizable_reduction,
15600 vectorizable_live_operation, vect_transform_loop): Likewise.
15601 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15602 skip evolution analysis if analyzing a basic block.
15603 (dr_analyze_indices): Likewise.
15604 (initialize_data_dependence_relation): Skip the test whether the
15605 object is invariant for basic blocks.
15606 (compute_all_dependences): Skip dependence analysis for data
15607 references in basic blocks.
15608 (find_data_references_in_stmt): Don't fail in case of invariant
15609 access in basic block.
15610 (find_data_references_in_bb): New function.
15611 (find_data_references_in_loop): Move code to
15612 find_data_references_in_bb and add a call to it.
15613 (compute_data_dependences_for_bb): New function.
15614 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15615 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15617 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15618 unknown dependence in basic block and fail in case of dependence in
15620 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15621 dependence instances from either loop or basic block vectorization
15623 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15624 before calling nested_in_vect_loop_p.
15625 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15626 dependence instances from either loop or basic block vectorization
15628 (vect_verify_datarefs_alignment): Likewise.
15629 (vect_enhance_data_refs_alignment): Adjust function calls.
15630 (vect_analyze_data_refs_alignment): Likewise.
15631 (vect_analyze_group_access): Fix printing. Skip different checks if
15632 DR_STEP is 0. Keep strided stores either in loop or basic block
15633 vectorization data structure. Fix indentation.
15634 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15636 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15637 dependence instances from either loop or basic block vectorization
15639 (vect_analyze_data_refs): Update comment. Call
15640 compute_data_dependences_for_bb to analyze basic blocks.
15641 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15642 case of loop vectorization. In case of basic block vectorization use
15643 data-ref itself as a base.
15644 (vect_create_data_ref_ptr): In case of basic block vectorization:
15645 don't advance the pointer, add new statements before the current
15646 statement. Adjust function calls.
15647 (vect_supportable_dr_alignment): Support only aligned accesses in
15648 basic block vectorization.
15649 * common.opt (ftree-slp-vectorize): New flag.
15650 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15651 (vect_pattern_recog_1): Likewise.
15652 * tree-vect-stmts.c (process_use): Likewise.
15653 (vect_init_vector): Add new statements in the beginning of the basic
15654 block in case of basic block SLP.
15655 (vect_get_vec_def_for_operand): Adjust function calls.
15656 (vect_finish_stmt_generation): Likewise.
15657 (vectorizable_call): Add assert that it is loop vectorization, adjust
15659 (vectorizable_conversion, vectorizable_assignment): Likewise.
15660 (vectorizable_operation): In case of basic block SLP, take
15661 vectorization factor from statement's type and skip the relevance
15662 check. Adjust function calls.
15663 (vectorizable_type_demotion): Add assert that it is loop
15664 vectorization, adjust function calls.
15665 (vectorizable_type_promotion): Likewise.
15666 (vectorizable_store): Check for outer loop only in case of loop
15667 vectorization. Adjust function calls. For basic blocks, skip the
15668 relevance check and don't advance pointers.
15669 (vectorizable_load): Likewise.
15670 (vectorizable_condition): Add assert that it is loop vectorization,
15671 adjust function calls.
15672 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15673 that it is not reduction, get vector type, call only supported
15674 functions, skip loop specific parts.
15675 (vect_transform_stmt): Check for outer loop only in case of loop
15677 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15678 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15679 for external definition.
15680 * passes.c (pass_slp_vectorize): New pass.
15681 * tree-vect-slp.c (find_bb_location): New function.
15682 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15683 check for patterns only in loops.
15684 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15685 case of multiple types in basic block SLP.
15686 (vect_mark_slp_stmts_relevant): New function.
15687 (vect_supported_load_permutation_p): Fix comment.
15688 (vect_analyze_slp_instance): Add argument. In case of basic block
15689 SLP, take vectorization factor from statement's type, check that
15690 unrolling factor is 1. Adjust function call. Save SLP instance in
15691 either loop or basic block vectorization structure. Return FALSE,
15693 (vect_analyze_slp): Add argument. Get strided stores groups from
15694 either loop or basic block vectorization structure. Return FALSE
15695 if basic block SLP failed.
15696 (new_bb_vec_info): New function.
15697 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15698 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15699 (vect_schedule_slp): Add argument. Get SLP instances from either
15700 loop or basic block vectorization structure. Set vectorization factor
15701 to be 1 for basic block SLP.
15702 (vect_slp_transform_bb): New function.
15703 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15705 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15707 * final.c (shorten_branches): Do not align labels for jump tables.
15708 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15710 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15712 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15713 Remove outdated reference to flow.c and fix nits.
15714 * doc/gccint.texi: Tweak RTL description.
15715 * doc/rtl.texi: Likewise.
15717 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15719 * config/avr/avr.c: Change my email address.
15720 * config/avr/avr.h: Likewise.
15721 * config/avr/avr.md: Likewise.
15722 * config/avr/avr-protos.h: Likewise.
15723 * config/avr/libgcc.S: Likewise.
15725 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15727 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15728 (spu_split_load, spu_split_store): Change return type to int.
15729 (spu_split_convert): Declare.
15730 * config/spu/predicates.md (spu_mem_operand): Remove.
15731 (spu_mov_operand): Update.
15732 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15733 * config/spu/spu.c (regno_aligned_for_load): Remove.
15734 (reg_aligned_for_addr, spu_expand_load): Define.
15735 (spu_expand_extv): Reimplement and handle MEM.
15736 (spu_expand_insv): Handle MEM.
15737 (spu_sched_reorder): Handle insn's with length 0.
15738 (spu_legitimate_address_p): Reimplement.
15739 (store_with_one_insn_p): Return TRUE for any mode with size
15740 larger than 16 bytes.
15741 (address_needs_split): Define.
15742 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15744 (spu_convert_move): Define.
15745 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15746 (spu_split_store): Change all MEM's to TImode.
15747 (spu_init_expanders): Preallocate registers that correspond to
15748 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15750 (spu_split_convert): Define.
15751 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15752 (_move<mode>, _movdi, _movti): Update predicate and condition.
15753 (load, store): Change to define_split.
15754 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15756 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15757 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15758 define_insn_and_split of lshr<mode>3.
15759 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15760 (<v>ashr<mode>3_imm): Define.
15761 (extv, extzv, insv): Allow MEM operands.
15762 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15763 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15764 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15765 (_spu_convert2): Change to define_insn_and_split and remove the
15766 corresponding define_peephole2.
15767 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15768 Change predicates to memory_operand.
15770 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15772 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15774 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15776 PR tree-optimization/40219
15777 * tree.c (iterative_hash_expr): Make sure the builtin function is
15778 a normal builtin function and not a front end or back end builtin
15779 before indexing into the built_in_decls array.
15781 2009-05-22 Richard Guenther <rguenther@suse.de>
15783 PR middle-end/38964
15784 * alias.c (write_dependence_p): Do not use TBAA for answering
15785 anti-dependence or output-dependence.
15786 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15787 (emit_pointer_definition): Remove.
15788 (emit_alias_warning): Likewise.
15789 (find_what_var_points_to): Remove TBAA pruning code.
15790 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15792 (compute_points_to_sets): Remove code computing the set of
15793 dereferenced pointers.
15794 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15795 oracle for querying anti and output dependencies.
15796 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15797 if TBAA may be applied.
15798 (refs_anti_dependent_p): New function.
15799 (refs_output_dependent_p): Likewise.
15800 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15801 (refs_output_dependent_p): Likewise.
15802 * doc/tree-ssa.texi (Memory model): New section.
15803 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15804 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15805 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15806 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15807 * expr.c (expand_expr_real_1): Likewise.
15808 * gimple-low.c (lower_stmt): Likewise.
15809 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15810 (dump_gimple_cdt): Remove.
15811 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15812 (gimple_size): Likewise.
15813 (walk_gimple_op): Likewise.
15814 (is_gimple_stmt): Likewise.
15815 (walk_stmt_load_store_addr_ops): Likewise.
15816 (gimple_build_cdt): Remove.
15817 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15818 * gimple.h (gimple_cdt_new_type): Remove.
15819 (gimple_cdt_new_type_ptr): Likewise.
15820 (gimple_cdt_set_new_type): Likewise.
15821 (gimple_cdt_location): Likewise.
15822 (gimple_cdt_location_ptr): Likewise.
15823 (gimple_cdt_set_location): Likewise.
15824 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15825 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15826 GIMPLE_CHANGE_DYNAMIC_TYPE.
15827 (verify_types_in_gimple_stmt): Likewise.
15828 * tree-inline.c (estimate_num_insns): Likewise.
15829 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15830 (copy_decl_to_var): Likewise.
15831 (copy_result_decl_to_var): Likewise.
15832 * tree-pretty-print.c (dump_generic_node): Do not handle
15833 CHANGE_DYNAMIC_TYPE_EXPR.
15834 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15835 * tree-ssa-operands.c (get_expr_operands): Likewise.
15836 * tree-ssa-structalias.c (struct variable_info): Remove
15837 no_tbaa_pruning member.
15838 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15839 (unify_nodes): Do not copy it.
15840 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15841 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15842 (set_uids_in_ptset): Do not check it.
15843 (find_what_var_points_to): Likewise.
15844 (compute_tbaa_pruning): Remove.
15845 (compute_points_to_sets): Do not call it.
15846 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15847 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15848 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15849 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15850 (DECL_NO_TBAA_P): Likewise.
15851 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15852 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15853 (expand_omp_atomic_pipeline): Do not set it.
15854 * print-tree.c (print_node): Do not dump it.
15855 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15858 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15861 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15864 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15866 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15869 2009-05-22 Ben Elliston <bje@au.ibm.com>
15871 * Makefile.in (bversion.h, s-bversion): New targets.
15872 (TOPLEV_H): Add bversion.h.
15873 * toplev.h: Include "bversion.h".
15874 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15875 the __format__ attribute only if compiling with the same version
15876 of GCC as the sources (the "build version").
15878 2009-05-22 Ben Elliston <bje@au.ibm.com>
15880 * c-format.c (handle_format_attribute): Fix comment typo.
15882 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15885 * config/ia64/ia64.opt (mfused-madd): New.
15886 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15887 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15888 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15889 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15890 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15891 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15892 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15893 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15894 instruction if !TARGET_FUSED_MADD.
15895 (fpma, fpms): Remove colon from name.
15897 2009-05-22 Richard Guenther <rguenther@suse.de>
15899 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15900 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15901 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15903 (create_expression_by_pieces): Only convert if necessary.
15904 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15905 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15907 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15909 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15910 regular pattern from a template and rename it ...
15911 (*extzv_truncsi_exts): ... to this.
15913 2009-05-21 Richard Guenther <rguenther@suse.de>
15915 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15916 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15917 (cgraph_default_inline_p): Likewise.
15918 (cgraph_decide_inlining_incrementally): Likewise.
15920 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15921 Uros Bizjak <ubizjak@gmail.com>
15923 * config/i386/cpuid.h (bit_MOVBE): New.
15925 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15927 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15928 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15929 (ix86_handle_option): Handle OPT_mmovbe.
15930 (ix86_target_string): Add -mmovbe.
15931 (pta_flags): Add PTA_MOVBE.
15932 (processor_alias_table): Add PTA_MOVBE to "atom".
15933 (override_options): Handle PTA_MOVBE.
15935 * config/i386/i386.h (TARGET_MOVBE): New.
15937 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15938 (*bswapsi_movbe): New.
15939 (*bswapdi_movbe): Likewise.
15940 (bswapdi2): Renamed to ...
15941 (*bswapdi_1): This.
15942 (bswapdi2): New expander.
15944 * config/i386/i386.opt (mmovbe): New.
15946 * doc/invoke.texi: Document -mmovbe.
15948 2009-05-21 Taras Glek <tglek@mozilla.com>
15950 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15951 * gcc-plugin.h (plugin_init): Updated signature.
15952 * gcc-plugin.h (plugin_name_args): Moved to this header.
15953 * doc/plugins.texi (plugin_init): Updated documention to reflect
15955 * doc/plugins.texi (plugin_name_args): Added to documention.
15957 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15959 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15960 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15962 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15964 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15965 JUMP_TABLE_DATA_P predicates where applicable.
15966 * config/i386/predicates.md: Ditto.
15967 * config/i386/sse.md: Ditto.
15969 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15971 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15972 operand2 -128 override length_immediate attribute to 1.
15973 * config/i386/predicates.md (constm128_operand): New predicate.
15975 * config/i386/i386.c (memory_address_length): Handle %r12
15976 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15978 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15979 mode look through optional ZERO_EXTEND and SUBREG.
15980 * config/i386/i386.md (R12_REG): New define_constant.
15981 (prefix_data16): For sse unit set also for MODE_TI insns.
15982 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15983 insns set if operand 1 is ext_QIreg_operand.
15984 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15985 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15987 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15988 mode from MODE_DI to MODE_SI.
15989 (movdi_1_rex64): Override modrm and length_immediate attributes
15990 only for movabs (TYPE_IMOV, alternative 2).
15991 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15992 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15993 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15994 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15995 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15996 prefix_rex attribute if DImode.
15997 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15998 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15999 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16000 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16001 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16002 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16003 Likewise. For TYPE_IMOV clear length_immediate attribute.
16004 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16005 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16006 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16007 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16008 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16009 or one operand TYPE_ISHIFT.
16010 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16011 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16012 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16013 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16014 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16015 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16016 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16017 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16018 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16019 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16020 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16021 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16022 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16023 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16024 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16025 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16026 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16027 set mode attribute, don't override length attribute.
16028 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16030 (return_internal_long): Set length attribute to 2 instead of 1.
16031 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16032 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16033 prefix_rex attribute.
16034 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16036 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16038 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16040 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16042 2009-05-20 Ian Lance Taylor <iant@google.com>
16044 * tree.c (build_tree_list_vec_stat): New function.
16045 (ctor_to_vec): New function.
16046 (build_nt_call_vec): New function.
16047 (build_call_array): Change args to be a const pointer.
16048 (build_call_vec): New function.
16049 * tree.h (build_nt_call_vec): Declare.
16050 (build_tree_list_vec_stat): Declare.
16051 (build_tree_list_vec): Define.
16052 (build_call_array): Update declaration.
16053 (build_call_vec): Declare.
16054 (ctor_to_vec): Declare.
16055 * c-common.c (tree_vector_cache): New static variable.
16056 (make_tree_vector): New function.
16057 (release_tree_vector): New function.
16058 (make_tree_vector_single): New function.
16059 (make_tree_vector_copy): New function.
16060 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16061 (make_tree_vector_single, make_tree_vector_copy): Declare.
16062 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16063 (c_parser_expr_list): Don't manage cache here, instead call
16065 (c_parser_release_expr_list): Remove static function.
16066 (c_parser_vec_to_tree_list): Remove static function.
16067 (c_parser_attributes): Call build_tree_list_vec instead of
16068 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16069 c_parser_release_expr_list.
16070 (c_parser_postfix_expression_after_primary): Likewise.
16071 (c_parser_objc_keywordexpr): Likewise.
16073 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16075 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16076 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16077 TARGET_CONVERT_TO_TYPE.
16078 * hooks.c (hook_tree_const_tree_null): Define.
16079 * hooks.h (hook_tree_const_tree_null): Declare.
16080 * target.h (struct gcc_target): Add invalid_parameter_type,
16081 invalid_return_type, promoted_type, and convert_to_type fields.
16082 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16083 (TARGET_INVALID_RETURN_TYPE): Define.
16084 (TARGET_PROMOTED_TYPE): Define.
16085 (TARGET_CONVERT_TO_TYPE): Define.
16086 (TARGET_INITIALIZER): Update for new fields.
16087 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16088 (grokparms): Check targetm.invalid_parameter_type.
16089 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16090 * c-convert.c (convert): Check targetm.convert_to_type.
16092 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16094 * config/mips/mips.md (*extenddi_truncate<mode>,
16095 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16097 (*extendhi_truncateqi): New define_insn_and_sptit.
16099 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16101 PR middle-end/40204
16102 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16103 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16105 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16107 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16108 the operand of VIEW_CONVERT_EXPR.
16110 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16112 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16113 extended family and model for Intel processors. Support Intel Atom.
16115 2009-05-20 Olivier Hainque <hainque@adacore.com>
16117 * gstab.h (stab_code_type): Define, to be used instead of the
16118 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16120 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16121 occurrences by stab_code_type.
16122 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16124 2009-05-20 Martin Jambor <mjambor@suse.cz>
16126 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16127 (sra_insert_before): Likewise.
16128 (sra_insert_after): Likewise.
16129 (sra_init_cache): Likewise.
16130 (sra_type_can_be_decomposed_p): Likewise.
16131 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16132 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16133 (sra_insert_before): Likewise.
16134 (sra_insert_after): Likewise.
16135 (sra_init_cache): Likewise.
16136 (insert_edge_copies_seq): Made static and moved upwards.
16138 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16141 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16143 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16144 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16147 2009-05-20 Richard Guenther <rguenther@suse.de>
16149 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16150 with mismatched comparison modes.
16152 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16154 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16155 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16156 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16157 with shifts for Thumb2.
16158 (orsi_notsi): New for orn.
16159 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16160 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16161 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16162 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16163 Don't invert remainder for IOR.
16165 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16167 PR tree-optimization/40087
16168 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16169 number_of_iterations_ne): Rename never_infinite argument.
16170 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16171 number_of_iterations_le): Handle pointer-type ivs when
16172 exit_must_be_taken is false.
16173 (number_of_iterations_cond): Do not always assume that
16174 exit_must_be_taken if the control variable is a pointer.
16176 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16178 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16179 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16181 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16183 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16184 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16186 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16189 * c.opt (Wlogical-op): Disabled by default.
16190 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16192 * doc/invoke.texi (Wlogical-op): Likewise.
16194 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16196 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16198 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16199 Propagate the type of the first operand.
16200 <ASSERT_EXPR>: Simplify.
16201 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16202 Rewrite using the RHS code as discriminant.
16203 <NOP_EXPR>: Turn into CASE_CONVERT.
16204 <PLUS_EXPR>: Propagate the type of the first operand.
16206 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16208 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16209 (ia64_dconst_0_375): New.
16210 * config/ia64/ia64.c (ia64_override_options): Remove
16211 -minline-sqrt-min-latency warning.
16212 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16213 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16214 * config/ia64/ia64.md (*sqrt_approx): Remove.
16215 (sqrtsf2): Remove #if 0.
16216 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16217 (sqrtdf): Remove assert.
16218 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16219 (sqrtxf2): Remove #if 0.
16220 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16221 * div.md (sqrt_approx_rf): New.
16222 (sqrtsf2_internal_thr): New implementation.
16223 (sqrtsf2_internal_lat): New.
16224 (sqrtdf2_internal_thr: New implementation.
16225 (sqrtxf2_internal): New implementation.
16227 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16228 Hans-Peter Nilsson <hp@axis.com>
16230 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16231 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16232 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16233 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16234 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16235 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16236 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16237 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16238 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16239 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16240 * c-common.c: ...from here.
16242 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16244 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16246 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16248 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16250 2009-05-19 Ben Elliston <bje@au.ibm.com>
16252 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16253 assignments with memcpy calls.
16254 (add_fdes): Likewise.
16255 (binary_search_unencoded_fdes): Likewise.
16256 (linear_search_fdes): Eliminate type puns.
16258 2009-05-19 Richard Guenther <rguenther@suse.de>
16260 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16261 not falsely claim to have propagated into all uses.
16263 2009-05-19 Ben Elliston <bje@au.ibm.com>
16265 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16268 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16270 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16271 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16272 (TARGET_LEGITIMATE_ADDRESS_P): New.
16273 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16274 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16276 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16279 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16280 child of the containing namespace's DIE.
16282 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16284 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16285 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16286 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16289 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16292 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16293 gen_align with gen_pad.
16294 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16295 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16297 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16298 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16300 * config/i386/i386.md (align): Renamed to ...
16301 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16302 ASM_OUTPUT_MAX_SKIP_PAD.
16304 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16306 * config.gcc: Fix variable syntax.
16309 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16310 before calling exact_log2.
16311 (output_iorsi3): Likewise.
16312 (output_xorsi3): Likewise.
16314 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16316 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16317 for the none zero constant operand except for EQ and NE
16318 comprisons even when the first operand is R0.
16320 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16322 * config/s390/2064.md: Remove trailing whitespaces.
16323 * config/s390/2084.md: Likewise.
16324 * config/s390/constraints.md: Likewise.
16325 * config/s390/fixdfdi.h: Likewise.
16326 * config/s390/libgcc-glibc.ver: Likewise.
16327 * config/s390/s390-modes.def: Likewise.
16328 * config/s390/s390-protos.h: Likewise.
16329 * config/s390/s390.c: Likewise.
16330 * config/s390/s390.h: Likewise.
16331 * config/s390/s390.md: Likewise.
16332 * config/s390/tpf-unwind.h: Likewise.
16334 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16336 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16338 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16341 * configure.ac (m68k-*-*): Check if binutils support TLS.
16342 * configure: Regenerate.
16343 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16344 * config/m68k/constraints.md (Cu): New constraint.
16345 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16346 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16347 (movsi): Handle TLS symbols.
16348 (addsi3_5200): Handle XTLS symbols, indent.
16349 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16350 (m68k_tls_reference_p): Declare.
16351 (m68k_legitimize_address): Declare.
16352 (m68k_unwrap_symbol): Declare.
16353 * config/m68k/m68k.opt (mxtls): New option.
16354 * config/m68k/m68k.c (ggc.h): Include.
16355 (m68k_output_dwarf_dtprel): Implement hook.
16356 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16357 (m68k_expand_prologue): Load GOT pointer when function needs it.
16358 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16359 (m68k_legitimate_constant_address_p): Same.
16360 (m68k_decompose_address): Handle TLS references.
16361 (m68k_get_gp): New static function.
16362 (enum m68k_reloc): New contants.
16363 (TLS_RELOC_P): New macro.
16364 (m68k_wrap_symbol): New static function.
16365 (m68k_unwrap_symbol): New function.
16366 (m68k_final_prescan_insn_1): New static function.
16367 (m68k_final_prescan_insn): New function.
16368 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16370 (legitimize_pic_address): Handle TLS references..
16371 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16372 (m68k_libcall_value_in_a0_p)
16373 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16374 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16375 (m68k_legitimize_tls_address): Handle TLS references.
16376 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16378 (m68k_legitimize_address): Handle TLS symbols.
16379 (m68k_get_reloc_decoration): New static function.
16380 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16382 (m68k_output_dwarf_dtprel): Implement hook.
16383 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16384 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16385 m68k_call_* routines.
16386 (sched_attr_op_type): Handle TLS symbols.
16387 (gt-m68k.h): Include.
16388 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16389 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16391 2009-05-18 Martin Jambor <mjambor@suse.cz>
16393 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16394 (visit_store_addr_for_mod_analysis): New function.
16395 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16396 (determine_cst_member_ptr): Use gimple_assign_single_p.
16397 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16398 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16399 operands. Don't check number of operands of a NOP_EXPR.
16401 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16403 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16405 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16408 * c-common.c (warn_logical_operator): Don't warn if one of
16409 expression isn't always true or false.
16411 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16413 * config/i386/biarch32.h: New file.
16414 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16416 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16418 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16419 *zero_extend<mode>_truncqi): Merge these into ...
16420 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16421 Name the pattern following this as *zero_extendhi_truncqi.
16423 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16425 PR middle-end/39301
16426 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16427 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16428 (output_info): Make field HOST_WIDEST_INT.
16429 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16430 (dump_bitmat_statistics): Same.
16432 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16434 * config.gcc (use_gcc_stdint): Set to wrap.
16435 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16436 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16437 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16438 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16439 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16440 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16441 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16442 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16444 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16446 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16448 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16449 Move definitions earlier.
16450 (OPT_ARCH64, OPT_ARCH32): Define.
16451 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16454 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16457 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16460 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16462 * arm.md (movdi2): Copy non-reg values to DImode registers.
16464 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16467 * final.c (label_to_max_skip): New function.
16468 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16469 CODE_LABEL_NUMBER <= max_labelno.
16470 * output.h (label_to_max_skip): New prototype.
16471 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16472 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16473 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16474 Handle CODE_LABELs with >= 16 byte alignment or with
16475 max_skip == (1 << align) - 1.
16476 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16477 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16480 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16481 .p2align 3 if MAX_SKIP is smaller than 7.
16482 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16484 2009-05-15 Ian Lance Taylor <iant@google.com>
16486 * alias.c (struct alias_set_entry_d): Rename from struct
16487 alias_set_entry. Change all uses.
16488 * except.c (struct call_site_record_d): Rename from struct
16489 call_site_record. Change all uses.
16490 * except.h (struct eh_region_d): Rename from struct eh_region.
16492 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16494 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16495 ivtype_map_elt. Change all uses.
16496 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16498 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16499 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16501 (struct sese_d): Rename from struct sese. Change all uses.
16502 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16503 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16504 * optabs.h (struct optab_d): Rename from struct optab. Change all
16506 (struct convert_optab_d): Rename from struct convert_optab.
16508 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16509 ipa_opt_pass. Change all uses.
16510 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16513 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16514 defined as a typedef.
16515 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16518 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16521 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16523 (merge_ranges): Returns bool.
16524 * tree.h (make_range): .. to here.
16525 (build_range_check): Likewise.
16526 (merge_ranges): Likewise. Renamed from merge_ranges.
16527 * c-typeck.c (parser_build_binary_op): Update calls to
16528 warn_logical_operator.
16529 * c-common.c (warn_logical_operator): Add new warning.
16530 * c-common.h (warn_logical_operator): Update declaration.
16532 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16534 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16536 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16538 * doc/install.texi: Document MPC requirements, flags etc.
16540 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16541 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16542 Evaluate constant arguments.
16543 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16544 (fold_builtin_1): Likewise, also evaluate constant arguments.
16545 Remove superfluous break.
16546 (do_mpc_ckconv): New.
16547 * real.h: Include mpc.h.
16548 * toplev.c (print_version): Output MPC version info if available.
16550 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16552 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16554 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16556 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16559 2009-05-15 Jan Hubicka <jh@suse.cz>
16561 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16562 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16563 (try_inline): Fix return value.
16564 (cgraph_decide_inlining_incrementally): Honor new value.
16565 (cgraph_early_inlining): Handle indirect inlining.
16566 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16568 2009-05-15 Jan Hubicka <jh@suse.cz>
16570 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16571 * cgraphunit.c (cgraph_finalize_function): Set it.
16572 (cgraph_expand_function): Use it.
16574 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16576 * real.c (encode_ieee_half): Define.
16577 (decode_ieee_half): Define.
16578 (ieee_half_format): Define.
16579 (arm_half_format): Define.
16580 * real.h (ieee_half_format): Declare.
16581 (arm_half_format): Declare.
16583 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16585 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16586 swapped, and reversed optabs exist before trying to use them.
16588 2009-05-15 Paul Brook <paul@codesourcery.com>
16589 Sandra Loosemore <sandra@codesourcery.com>
16591 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16592 loads. Allow PRE_DEC.
16593 (output_move_neon): Handle PRE_DEC.
16594 (arm_print_operand): Add 'A' for neon structure loads.
16595 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16596 * config/arm/neon.md (neon_mov): Update comment.
16597 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16599 (Um): New constraint.
16601 2009-05-15 Jan Hubicka <jh@suse.cz>
16603 Revert the following patch until testsuite fallout is fixed:
16604 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16605 * cgraph.h (struct inline_summary): New filed self_wize,
16606 size_inlining_benefit, self_time and time_inlining_benefit.
16607 (struct cgraph_global_info): Replace insns by time ans size fields.
16608 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16609 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16610 (ipcp_update_callgraph): Do not touch function bodies.
16611 * ipa-inline.c: Include except.h
16612 (MAX_TIME): New constant.
16613 (overall_insns): Remove
16614 (overall_size, max_benefit): New static variables.
16615 (cgraph_estimate_time_after_inlining): New function.
16616 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16617 (cgraph_clone_inlined_nodes): Update size.
16618 (cgraph_mark_inline_edge): Update size.
16619 (cgraph_estimate_growth): Use size info.
16620 (cgraph_check_inline_limits): Check size.
16621 (cgraph_default_inline_p): Likewise.
16622 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16623 (cgraph_decide_recursive_inlining): Check size.
16624 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16626 (cgraph_decide_inlining): Likewise.
16627 (cgraph_decide_inlining_incrementally): Likewise; honor
16628 PARAM_EARLY_INLINING_INSNS.
16629 (likely_eliminated_by_inlining_p): New predicate.
16630 (estimate_function_body_sizes): New function.
16631 (compute_inline_parameters): Use it.
16632 * except.c (must_not_throw_labels): New function.
16633 * except.h (must_not_throw_labels): Declare.
16634 * tree-inline.c (init_inline_once): Kill inlining_weigths
16635 * tree-ssa-structalias.c: Avoid uninitialized warning.
16636 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16637 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16638 (PARAM_INLINE_CALL_COST): Remove.
16639 (PARAM_EARLY_INLINING_INSNS): New.
16641 2009-05-15 Richard Guenther <rguenther@suse.de>
16643 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16644 not TODO_update_ssa.
16646 2009-05-15 Richard Guenther <rguenther@suse.de>
16648 PR tree-optimization/39999
16649 * gimple.h (gimple_expr_type): Use the expression type looking
16650 through useless conversions.
16651 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16652 (vn_nary_op_insert_stmt): Likewise.
16653 (simplify_binary_expression): Likewise.
16655 2009-05-15 Richard Guenther <rguenther@suse.de>
16657 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16658 New options, enabled by default.
16659 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16661 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16662 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16663 * tree-ssa-structalias.c (gate_tree_pta): New function.
16664 (pass_build_alias): Use it.
16666 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16668 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16669 recurse on an invariant address if a conversion from a pointer
16670 type to a wider integer type is involved.
16672 2009-05-15 Jan Hubicka <jh@suse.cz>
16674 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16675 * cgraph.h (struct inline_summary): New filed self_wize,
16676 size_inlining_benefit, self_time and time_inlining_benefit.
16677 (struct cgraph_global_info): Replace insns by time ans size fields.
16678 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16679 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16680 (ipcp_update_callgraph): Do not touch function bodies.
16681 * ipa-inline.c: Include except.h
16682 (MAX_TIME): New constant.
16683 (overall_insns): Remove
16684 (overall_size, max_benefit): New static variables.
16685 (cgraph_estimate_time_after_inlining): New function.
16686 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16687 (cgraph_clone_inlined_nodes): Update size.
16688 (cgraph_mark_inline_edge): Update size.
16689 (cgraph_estimate_growth): Use size info.
16690 (cgraph_check_inline_limits): Check size.
16691 (cgraph_default_inline_p): Likewise.
16692 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16693 (cgraph_decide_recursive_inlining): Check size.
16694 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16696 (cgraph_decide_inlining): Likewise.
16697 (cgraph_decide_inlining_incrementally): Likewise; honor
16698 PARAM_EARLY_INLINING_INSNS.
16699 (likely_eliminated_by_inlining_p): New predicate.
16700 (estimate_function_body_sizes): New function.
16701 (compute_inline_parameters): Use it.
16702 * except.c (must_not_throw_labels): New function.
16703 * except.h (must_not_throw_labels): Declare.
16704 * tree-inline.c (init_inline_once): Kill inlining_weigths
16705 * tree-ssa-structalias.c: Avoid uninitialized warning.
16706 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16707 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16708 (PARAM_INLINE_CALL_COST): Remove.
16709 (PARAM_EARLY_INLINING_INSNS): New.
16710 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16711 (inline-call-cost): Remove.
16712 (early-inlining-insns): New.
16714 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16716 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16718 (print_int_cst_bounds_in_octal_p): Likewise.
16719 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16721 * dwarf2out.c (base_type_die): Likewise.
16722 (is_subrange_type): Delete.
16723 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16724 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16725 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16726 if the destination type is boolean.
16727 (build_range_check): Do not special-case subtypes.
16728 (fold_sign_changed_comparison): Likewise.
16729 (fold_unary): Likewise.
16730 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16731 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16732 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16733 * tree.c (subrange_type_for_debug_p): New predicate based on the
16734 former is_subrange_type.
16735 * tree.h (subrange_type_for_debug_p): Declare.
16736 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16737 (convert_affine_scev): Remove call to above function.
16738 (chrec_convert_aggressive): Likewise.
16739 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16740 false for conversions involving subtypes.
16741 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16742 (vrp_val_min): Likewise.
16743 (needs_overflow_infinity): Likewise.
16744 (extract_range_from_unary_expr): Likewise.
16746 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16748 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16749 * config/frv/frv.c: Likewise.
16750 * config/s390/s390.c: Likewise.
16751 * config/sparc/sparc.h: Likewise.
16752 * config/i386/i386.h: Likewise.
16753 * config/i386/i386.c: Likewise.
16754 * config/crx/crx.c: Likewise.
16755 * config/m68hc11/m68hc11.h: Likewise.
16756 * config/iq2000/iq2000.c: Likewise.
16757 * config/mn10300/mn10300.h: Likewise.
16758 * config/mn10300/mn10300.c: Likewise.
16759 * config/m68k/m68k.c: Likewise.
16760 * config/rs6000/rs6000.c: Likewise.
16761 * config/rs6000/xcoff.h: Likewise.
16762 * config/rs6000/linux64.h: Likewise.
16763 * config/rs6000/sysv4.h: Likewise.
16764 * config/score/score3.c: Likewise.
16765 * config/score/score7.c: Likewise.
16766 * config/score/score.c: Likewise.
16767 * config/arm/arm.md: Likewise.
16768 * config/mips/mips.c: Likewise.
16769 * config/mips/mips.md: Likewise.
16770 * config/bfin/bfin.h: Likewise.
16771 * config/pa/pa.c: Likewise.
16772 * config/pa/constraints.md: Likewise.
16774 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16775 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16776 * config/pdp11/pdp11.h: Use memory_address_p instead.
16778 2009-05-14 Ian Lance Taylor <iant@google.com>
16780 * passes.c (finish_optimization_passes): Change i to int.
16781 * plugin.c (plugins_active_p): Change event to int.
16782 (dump_active_plugins): Likewise.
16783 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16785 * tree.c (tree_range_check_failed): Change c to unsigned int.
16786 (omp_clause_range_check_failed): Likewise.
16787 (build_common_builtin_nodes): Change mode to int. Add cast.
16788 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16789 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16791 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16792 ++ or -- with a variable of enum type.
16794 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16797 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16799 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16801 * store-motion.c: Do not include params.h
16802 * Makefile.in: Fix dependencies for various files.
16804 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16806 * auto-inc-dec.c: Fix pass description, remove apparent
16807 accidental duplication.
16809 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16811 PR middle-end/40147
16812 * ipa-utils.h (memory_identifier_string): Moved to ...
16813 * tree.h (memory_identifier_string): Here. Add GTY(()).
16815 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16817 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16818 in the former documentation of...
16819 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16820 * ira-conflicts.c (get_dup_num): Use address_operand.
16821 * targhooks.c (default_legitimate_address_p): New.
16822 * targhooks.h (default_legitimate_address_p): New.
16823 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16825 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16826 * target.h (struct target): Add legitimate_address_p.
16827 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16828 (TARGET_INITIALIZER): Include it.
16830 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16831 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16832 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16833 (TARGET_LEGITIMATE_ADDRESS_P): New.
16835 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16836 (REG_OK_STRICT_P): Delete.
16837 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16838 (frv_legitimate_address_p_1): ... this.
16839 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16840 (frv_legitimate_address_p_1): ... the renamed old
16841 frv_legitimate_address_p.
16842 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16843 (TARGET_LEGITIMATE_ADDRESS_P): New.
16845 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16846 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16847 * config/s390/s390.c (legitimate_address_p): Rename to...
16848 (s390_legitimate_address_p): ... this, make static.
16849 (legitimize_address): Adjust call.
16850 (TARGET_LEGITIMATE_ADDRESS_P): New.
16851 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16853 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16854 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16855 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16856 (TARGET_LEGITIMATE_ADDRESS_P): New.
16858 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16859 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16860 * config/spu/spu.c (spu_legitimate_address): Rename to...
16861 (spu_legitimate_address_p): ... this, make static.
16862 (TARGET_LEGITIMATE_ADDRESS_P): New.
16864 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16865 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16866 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16867 (sparc_legitimate_address_p): ... this, make static and return bool.
16868 (legitimize_address): Adjust call.
16869 (TARGET_LEGITIMATE_ADDRESS_P): New.
16871 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16872 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16873 * config/i386/i386.c (legitimate_address_p): Rename to...
16874 (ix86_legitimate_address_p): ... this, make static.
16875 (constant_address_p): Move after it, adjust call.
16876 (TARGET_LEGITIMATE_ADDRESS_P): New.
16878 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16879 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16880 * config/avr/avr.c (legitimate_address_p): Rename to...
16881 (avr_legitimate_address_p): ... this, make static.
16882 (legitimize_address): Adjust call.
16883 (TARGET_LEGITIMATE_ADDRESS_P): New.
16885 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16886 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16887 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16888 (TARGET_LEGITIMATE_ADDRESS_P): New.
16890 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16891 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16892 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16893 (TARGET_LEGITIMATE_ADDRESS_P): New.
16895 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16896 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16898 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16900 (TARGET_LEGITIMATE_ADDRESS_P): New.
16902 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16903 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16905 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16907 (m68hc11_legitimate_address_p): ... this, make static.
16908 (go_if_legitimate_address_internal): Rename to...
16909 (m68hc11_legitimate_address_p_1): ... this.
16910 (legitimize_address): Adjust call.
16911 (TARGET_LEGITIMATE_ADDRESS_P): New.
16913 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16914 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16915 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16916 (TARGET_LEGITIMATE_ADDRESS_P): New.
16918 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16919 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16920 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16921 (mn10300_legitimate_address_p): ... this, make static.
16922 (TARGET_LEGITIMATE_ADDRESS_P): New.
16924 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16925 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16926 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16927 (TARGET_LEGITIMATE_ADDRESS_P): New.
16929 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16930 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16931 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16932 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16933 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16934 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16935 (rs6000_legitimate_address_p): ... this, make static.
16936 (TARGET_LEGITIMATE_ADDRESS_P): New.
16937 (REG_MODE_OK_FOR_BASE_P): Delete.
16938 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16940 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16941 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16943 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16944 static, adjust types.
16945 (TARGET_LEGITIMATE_ADDRESS_P): New.
16947 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16948 * config/score/score.c (score_address_p): Rename to...
16949 (score_legitimate_address_p): ... this.
16950 (TARGET_LEGITIMATE_ADDRESS_P): New.
16951 * config/score/score3.c (score3_address_p): Rename to...
16952 (score3_legitimate_address_p): ... this.
16953 * config/score/score7.c (score7_address_p): Rename to...
16954 (score7_legitimate_address_p): ... this.
16956 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16957 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16958 GO_IF_LEGITIMATE_ADDRESS): Delete.
16959 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16960 thumb2_legitimate_address_p): Delete.
16961 (arm_legitimate_address_p): Rename to...
16962 (arm_legitimate_address_outer_p): ... this.
16963 * config/arm/constraints.md ("Uq"): Adjust call.
16964 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16965 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16967 (arm_legitimate_address_outer_p): ... this.
16968 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16970 (TARGET_LEGITIMATE_ADDRESS_P): New.
16972 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16973 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16974 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16975 (TARGET_LEGITIMATE_ADDRESS_P): New.
16977 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16978 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16979 * config/vax/vax.c (legitimate_address_p): Rename to...
16980 (vax_legitimate_address_p): ... this, make static.
16981 (TARGET_LEGITIMATE_ADDRESS_P): New.
16983 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16984 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16985 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16986 (TARGET_LEGITIMATE_ADDRESS_P): New.
16988 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16989 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16990 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16991 (mmix_legitimate_address_p): ... this, make static.
16992 (TARGET_LEGITIMATE_ADDRESS_P): New.
16994 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16995 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16996 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16997 (TARGET_LEGITIMATE_ADDRESS_P): New.
16999 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17001 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17002 of MODE_COMPLEX_INT.
17004 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17006 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17007 LCT_NORMAL in function call.
17008 * mips-tdump.c (print_file_desc): Add cast to enum type.
17009 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17010 (mark_stabs): Add casts to enum types.
17011 (parse_stabs_common): Add casts to enum types.
17013 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17015 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17016 Check for invalid values of LETTER.
17018 2009-05-13 Taras Glek <tglek@mozilla.com>
17020 * attribs.c (register_attribute): moved out attribute registration
17021 into register_attribute.
17022 * doc/plugins.texi: Documented register_attribute and
17024 * gcc-plugin.h: Added forward decl for register_attribute.
17025 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17026 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17027 PLUGIN_ATTRIBUTES boilerplate.
17029 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17031 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17032 values even in sentinel and empty entries.
17033 (ms_printf_flag_specs): Likewise.
17034 (ms_scanf_flag_specs): Likewise.
17035 (ms_strftime_flag_specs): Likewise.
17036 (ms_print_char_table): Likewise.
17037 (ms_scan_char_table): Likewise.
17038 (ms_time_char_table): Likewise.
17040 2009-05-13 Doug Kwan <dougkwan@google.com>
17042 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17044 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17046 * config/mips/mips.md (store): Add attributes for QI and HI.
17048 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17049 (truncdi<mode>2): ... this new pattern.
17051 2009-05-13 Brad Hards <bradh@kde.org>
17053 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17055 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17056 Ben Elliston <bje@au.ibm.com>
17058 PR middle-end/40035
17059 * dse.c (check_mem_read_rtx): Guard against width == -1.
17061 2009-05-13 Michael Matz <matz@suse.de>
17063 PR middle-end/39976
17064 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17065 (trivially_conflicts_p): New function.
17066 (insert_backedge_copies): Use it.
17068 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17070 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17071 (handle_stdc_pragma): Use new enum constant names.
17072 (handle_pragma_float_const_decimal64): Ditto.
17074 2009-05-13 Ian Lance Taylor <iant@google.com>
17076 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17079 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17081 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17082 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17084 * config/m68k/m68k.h (FL_UCLINUX): Define.
17086 2009-05-13 Jan Hubicka <jh@suse.cz>
17088 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17090 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17092 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17093 unless -fschedule-insns is specified.
17095 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17098 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17099 TARGET_EXPAND_CBRANCHDI4.
17100 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17101 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17102 (cmpeqdi): Fix comment.
17104 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17106 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17107 (sh_legitimate_address_p): Likewise.
17108 * config/sh/sh.c (sh_legitimate_index_p): New.
17109 (sh_legitimate_address_p): Likewise.
17110 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17111 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17112 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17113 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17114 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17115 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17116 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17117 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17118 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17120 2009-05-12 Jan Hubicka <jh@suse.cz>
17122 * tree-inline.c (estimate_operator_cost): Add operands;
17123 when division happens by constant, it is cheap.
17124 (estimate_num_insns): Loads and stores are not having cost of 0;
17125 EH magic stuff is cheap; when computing runtime cost of switch,
17126 use log2 base of amount of its cases; builtin_expect has cost of 0;
17127 compute cost for moving return value of call.
17128 (init_inline_once): Initialize time_based flags.
17129 * tree-inline.h (eni_weights_d): Add time_based flag.
17131 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17133 * df-core.c: Update head documentation.
17135 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17138 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17139 shadowing exisiting variable op1.
17141 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17144 * config/i386/driver-i386.c (processor_signatures): New enum.
17145 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17146 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17147 processor signature to detect geode processor.
17149 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17153 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17155 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17156 causes spurious differences between trunk and cond-optab branch.
17158 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17160 * dojump.c (compare_from_rtx): Delete.
17161 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17162 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17163 if the comparison does not satisfy the predicate; test predicates for
17164 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17165 further if one existing pattern fails.
17166 * expr.h (compare_from_rtx): Delete.
17167 (prepare_operand): Declare it.
17168 * optabs.c: Change "lib call" to "libcall" throughout.
17169 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17170 HAVE_conditional_trap, emit_cmp_insn): Delete.
17171 (can_compare_p): Delete cmp_optab case.
17172 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17173 Accept other parameters by value.
17174 (prepare_operand): Make non-static.
17175 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17176 other parameters by value. Try to widen operands here based on
17177 an optab_methods argument and looking at cbranch_optab.
17178 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17179 loop. Use cbranch_optab directly.
17180 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17181 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17183 (emit_conditional_move, emit_conditional_add): Inline what's needed
17184 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17185 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17186 with COMPARE. Move cmov_optab and cstore_optab above
17187 with cbranch_optab, move cmp_optab down with ucmp_optab,
17188 remove tst_otpab. Do not initialize trap_rtx.
17189 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17190 for trap code. Do not check HAVE_conditional_trap. Use
17191 prepare_cmp_insn. Accept no predicate for operand 3.
17192 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17193 (OTI_ctrap, ctrap_optab): New.
17194 (tst_optab): Delete.
17195 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17196 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17197 with lookup of ctrap_optab.
17198 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17200 (ctrap_optab): New.
17202 * combine.c (combine_simplify_rtx, simplify_set): Do not
17203 special case comparing against zero for cc0 machines.
17204 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17205 COMPARE on cc0 machines.
17206 (simplify_relational_operation): Return a new expression when
17207 a COMPARE could be removed.
17208 * final.c (final_scan_insn): Compare cc_status values
17209 against LHS of a (compare FOO (const_int 0)) cc0 source.
17210 Also check if cc_status.value is the full compare.
17212 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17213 (cstoreMM4): Document.
17214 (conditional_trap): Document ctrapMM4 instead.
17215 (sync_compare_and_swapMM): Refer to cbranchcc4.
17216 (Dependent Patterns): Eliminate obsolete information referring to
17217 the old jump optimization phase.
17218 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17219 of compares with 0 on cc0 machines.
17220 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17221 avoiding references to cc0. Remove text about storing operands
17223 * doc/tm.texi (Condition Codes): Include blurb on different
17224 condition code representations, separate into subsections for
17225 CC0, MODE_CC and conditional execution.
17227 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17228 alpha_emit_setcc): Accept operands and a machine mode.
17229 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17230 Get code/op0/op1 from operands, use machine mode argument
17231 instead of alpha_compare.fp_p. Emit the branch here.
17232 (alpha_emit_setcc): Likewise, and return boolean.
17233 (alpha_emit_conditional_move): Likewise. Assert that
17234 cmp_op_mode == cmp_mode, and simplify accordingly.
17235 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17236 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17237 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17239 (stack probe test): Use cbranchdi4.
17240 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17242 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17243 * config/arc/arc.h (movsicc, movsfcc): Use it.
17244 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17245 (cbranchsi4, cstoresi4): New.
17246 (cmpsi, bCC and sCC expanders): Remove.
17248 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17249 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17250 * config/arm/predicates.md (arm_comparison_operator): Only include
17251 floating-point operators if there is a hardware floating-point unit.
17252 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17253 deferring to cbranch_cc and cstore_cc respectively.
17254 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17255 cbranch_cc, cstore_cc): New.
17256 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17258 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17260 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17261 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17263 (adjust_insn_length): Adjust calls.
17264 (avr_reorg): Handle (compare (foo) (const_int 0)).
17265 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17266 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17267 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17268 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17270 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17271 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17273 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17274 (cbranchsi4, cstorebi4, cstoresi4): New.
17275 (movbisi): This insn is duplicate, split it to zero_extend.
17276 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17277 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17278 (bfin_optimize_loop): Use cbranch expander.
17279 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17280 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17281 (bfin_bimode_comparison_operator): ... this.
17282 (bfin_direct_comparison_operator): New.
17284 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17285 inside (compare FOO (const_int 0)).
17286 (cris_rtx_costs): Handle ZERO_EXTRACT.
17287 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17288 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17289 (*tstdi_v32): Delete.
17290 (*cmpdi_non_v32): Add M alternative for operand 1.
17291 (cmpsi, cmp<mode>): Make private.
17292 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17294 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17296 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17297 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17298 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17299 (cc_reg_operand): New.
17300 (any_cond): Delete.
17301 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17302 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17303 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17304 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17305 crx_expand_scond): Delete.
17307 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17309 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17310 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17312 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17313 cstoresi4, cstoresf4, cstoredf4): New.
17314 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17315 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17316 Receive the entire operands array.
17317 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17318 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17319 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17320 Get test/op0/op1 from the operands array.
17321 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17323 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17324 (h8300_expand_store): New.
17325 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17327 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17328 (h8300_expand_store): New.
17329 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17330 or do not try to produce (set (cc0) REG).
17331 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17332 change a compare into a move to a scratch register. Disable some
17333 peepholes when comparing with zero.
17334 (tstsi, tsthi, tstsi, cmpqi): Make private.
17336 (bCC, sCC): Delete.
17337 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17340 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17341 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17342 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17343 (ix86_emit_i387_log1p): Use cbranchxf2.
17344 (ix86_expand_setcc): Return void.
17345 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17346 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17347 cmp<MODEF>, cmpcc): Remove.
17348 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17349 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17350 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17351 (sCC and bCC expanders): Remove.
17352 (stack_protect_test): Use cbranchcc4.
17354 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17356 (ia64_expand_compare): Accept three rtx by reference and return void.
17357 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17358 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17359 from *expr. Update *expr with the BImode comparison to do.
17360 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17361 cmptf, bCC, sCC, conditional_trap): Delete.
17362 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17363 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17364 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17365 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17366 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17368 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17369 type of last argument.
17370 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17371 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17372 use machine mode argument instead of branch_type. Remove dead
17373 code for floating-point comparisons.
17374 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17375 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17377 (cbranchsi4, cstoresi4): New.
17378 * config/iq2000/predicates.md (reg_or_const_operand): New.
17380 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17381 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17382 (b<code>_op): Rewrite to...
17383 (bcc_op): ... this, using match_operator.
17384 (s<code>_op): Rewrite to...
17385 (scc_op): ... this, using match_operator.
17386 (s<code>_24_op): Rewrite to...
17387 (scc_op_24): ... this, using match_operator.
17388 (s<code>_<mode>): Rewrite to...
17389 (cstore<mode>4): ... this, using match_operator.
17390 (s<code>_<mode>_24): Rewrite to...
17391 (cstore<mode>4_24): ... this, using match_operator.
17392 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17393 m32c_unpend_compare, m32c_expand_scc): Delete.
17394 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17395 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17396 (m32c_expand_movcc): Change NE to EQ if necessary.
17397 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17399 * config/m32r/m32r-protos.h (gen_cond_store): New.
17400 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17401 (gen_cond_store): New, from sCC patterns.
17402 (m32r_expand_block_move): Use cbranchsi4.
17403 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17404 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17405 (cbranchsi4, cstoresi4): New.
17407 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17409 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17410 (m68hc11_notice_update_cc): Look into a compare with 0.
17411 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17413 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17414 cmphi, cmpqi, bCC): Delete.
17415 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17416 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17417 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17420 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17421 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17422 * config/m68k/constraints.md (H): New.
17423 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17424 the define_insn below.
17425 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17426 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17427 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17428 patterns): Wrap RHS with COMPARE.
17429 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17430 (*cmpdi_internal): Name this pattern.
17431 (cmpdi): Change to define_insn.
17432 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17433 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17434 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17436 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17437 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17438 (conditional_trap): Change to...
17439 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17440 (*conditional_trap): Use the ordered_comparison_operator and
17441 const1_operand predicates.
17442 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17443 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17444 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17445 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17447 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17448 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17449 (mcore_gen_compare): New.
17450 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17451 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17452 (mcore_gen_compare): ... this.
17453 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17454 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17455 (stack probe pattern): Use cbranchsi4.
17457 * config/mips/predicates.md (mips_cstore_operator): New.
17458 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17459 * config/mips/mips.md (any_cond): Delete.
17460 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17462 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17463 fixuns_truncsfdi2): Use cbranch patterns.
17464 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17465 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17466 Adjust call to mips_expand_conditional_branch.
17467 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17469 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17470 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17471 * config/mips/mips.c (cmp_operands): Delete.
17472 (mips_emit_compare): Get comparison operands from *op0/*op1.
17473 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17474 that it succeeds. Use op0/op1 instead of cmp_operands.
17475 (mips_expand_conditional_branch, mips_expand_conditional_move,
17476 mips_expand_conditional_trap): Likewise.
17477 (mips_block_move_loop): Use cbranch patterns.
17478 * config/mips/mips.h (cmp_operands): Delete.
17480 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17481 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17482 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17483 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17484 (*cmpcc_folded): Rename to...
17485 (*cmpdi_folded): this.
17486 (*cmpcc): Rename to...
17488 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17491 (cbranchdf4): New. Handle invalid comparisons here.
17492 * config/mmix/predicates.md (float_comparison_operator): New.
17494 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17495 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17496 * config/mn10300/mn10300.md (tst): Delete.
17497 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17498 Name these patterns and wrap RHS in a compare.
17499 (*cmpsi): Make this pattern private. Include tst.
17500 (*cmpsf): Make this pattern private.
17501 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17502 (compare with zero peepholes): Likewise.
17504 (cbranchsi4, cbranchsf4): New.
17505 (casesi): Use cbranchsi4.
17507 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17508 hppa_branch_type): Delete.
17509 (return_addr_rtx): Use cbranchsi4.
17510 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17511 Emit CCFPmode comparison here.
17512 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17513 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17514 hppa_branch_type): Delete.
17515 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17516 (movsicc, movdicc): Remove references to hppa_compare_op0,
17517 hppa_compare_op1 and compare_from_rtx.
17518 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17519 (casesi): Use cbranchsi4.
17521 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17522 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17523 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17524 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17525 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17527 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17528 (*branch, *branch_inverted): New.
17530 * config/picochip/picochip.md (cbranchhi4): Use
17531 ordered_comparison_operator.
17532 (cmphi, bCC): Remove.
17534 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17535 (trap_comparison_operator): Delete.
17536 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17537 rs6000_emit_cbranch): Accept mode and operands.
17538 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17539 rs6000_compare_fp_p): Delete.
17540 (rs6000_generate_compare): Accept mode and comparison. Extract code
17541 and op0/op1 from there. Replace references to rs6000_compare_op0
17542 and rs6000_compare_op1.
17543 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17544 extract result from passed operands.
17545 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17546 extract loc from passed operands.
17547 (rs6000_emit_cmove): Likewise.
17548 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17549 rs6000_compare_fp_p): Delete.
17550 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17551 (cbranch<GPR>4, cbranch<FP>4): New.
17552 (cstore<mode>4): New. Consolidate here all choices about when to use
17553 portable or specialized sCC sequences.
17554 (stack_protect_test): Use cbranchsi4.
17555 (conditional_trap): Replace with ctrap<GPR>4.
17556 (conditional trap insn): Replace trap_comparison_operator with
17557 ordered_comparison_operator.
17559 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17560 (s390_emit_prologue): Use ctrap.
17561 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17562 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17563 New predicates replacing...
17564 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17565 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17566 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17567 (add<mode>cc): Do not use s390_compare_op0/op1.
17568 (s<code>): Change to...
17569 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17570 (seq): Change to...
17571 (cstorecc4): ... this. Handle EQ or NE equally.
17572 (*sne): Un-privatize for use in cstorecc4.
17573 (b<code>): Change to...
17574 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17575 (conditional_trap): Replace with...
17576 (ctrap<GPR>4, ctrap<FP>4): ... these.
17577 (stack_protect): Use cbranchcc4.
17579 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17580 * config/score/score-protos.h (score_gen_cmp): Delete.
17581 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17582 (score_block_move-loop): Use cbranchsi4.
17583 * config/score/score.md (cbranchsi4): New.
17584 (cmpsi, bCC): Delete.
17585 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17586 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17587 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17588 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17589 * config/score/score3.h (score3_gen_cmp): Delete.
17590 * config/score/score7.h (score7_gen_cmp): Delete.
17592 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17593 (sh_emit_scc_to_t): ... this. Return void.
17594 (from_compare): Rename to...
17595 (sh_emit_compare_and_branch): ... this.
17596 (sh_emit_compare_and_set): New.
17597 (sh_expand_t_scc): Accept operands.
17598 * config/sh/predicates.md (sh_float_comparison_operator): New.
17599 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17600 (prepare_scc_operands): Rename to...
17601 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17603 (sh_emit_cheap_store_flag): New.
17604 (sh_emit_set_t_insn): New.
17605 (from_compare): Rename to...
17606 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17607 handling of TARGET_SH2E floating point to avoid recursive call.
17608 Generate branch here.
17609 (sh_emit_compare_and_set): New.
17610 (sh_expand_t_scc): Get op0/op1 from arguments.
17611 (sh_emit_cheap_store_flag): New.
17612 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17614 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17615 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17616 (movsicc, movdicc): Do nothing when it recreated operands from
17617 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17618 prepare_scc_operands (now sh_emit_scc_to_t).
17619 (udivdi3): Use cstoresi4.
17620 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17621 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17622 (cbranchint4_media, cbranchfp4_media): New.
17623 (casesi): Use cbranchdi4.
17624 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17626 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17627 (movnegt): Remove second operand.
17628 (cbranchsf4, cbranchdf4): New.
17629 (stack_protect): Use cbranchdi4/cbranchsi4.
17631 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17632 (gen_compare_reg): Accept comparison, extract part of it to...
17633 (gen_compare_reg_1): ... this.
17634 (gen_compare_operator): Delete.
17635 (gen_v9_scc): Accept separate destination, comparison code and arms.
17636 Do not use sparc_compare_op0/sparc_compare_op1.
17637 (emit_scc_insn, emit_conditional_branch_insn): New.
17638 (emit_v9_brxx): Make static. Remove useless assertion.
17639 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17641 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17642 * config/sparc/sparc-protos.h (gen_compare_reg,
17643 sparc_emit_float_lib_cmp): Adjust prototype.
17644 (emit_scc_insn, emit_conditional_branch_insn): New.
17645 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17646 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17647 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17648 iterators to the top.
17649 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17650 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17651 snedi_special_trunc): Delete.
17652 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17653 and snedi_special_trunc.
17654 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17655 cbranchdi4, cbranch<F:mode>4): New.
17656 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17657 here. Use gen_compare_reg instead of gen_compare_operator.
17658 (conditional_trap): Replace with...
17659 (ctrapsi4, ctrapdi4): ... this.
17660 (stack_protect_test): Use cbranchcc4.
17662 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17664 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17665 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17666 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17667 from operands[0] or operands[3] depending on is_set.
17668 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17669 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17670 cmpdf, bCC), sCC: Remove.
17671 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17672 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17674 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17675 spu_emit_branch_or_set.
17677 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17679 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17680 xstormy16_compare_op1): Delete.
17681 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17682 xstormy16_compare_op1): Delete.
17683 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17685 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17686 (cmphi, cmpsi, bCC): Remove.
17688 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17689 (*cmpsi): ... this one.
17690 (cbranchsi4, cstoresi4): New.
17691 (bCC expanders): Delete.
17692 (sCC insns): Fold into...
17693 (*setcc): ... this one.
17694 (casesi): Do not use gen_cmpsi and gen_bgtu.
17695 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17696 (movsicc): Simplify.
17697 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17699 * config/vax/vax-protos.h (cond_name): New.
17700 (vax_output_conditional_branch): Remove.
17701 * config/vax/vax.c (cond_name): New.
17702 (vax_output_conditional_branch): Remove.
17703 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17704 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17705 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17706 (bit<VAXint>): Wrap source with (compare).
17707 (b<code> and following unnamed pattern): Rename to *branch and
17708 *branch_reversed. Change macroization to match_operator.
17709 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17711 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17712 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17713 Change last argument to machine_mode.
17714 (xtensa_expand_scc): Add machine_mode argument.
17715 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17716 (gen_conditional_move, xtensa_expand_conditional_branch,
17717 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17718 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17719 Adjust operand numbers.
17720 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17722 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17723 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17724 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17726 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17728 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17729 causes spurious differences between trunk and cond-optab branch.
17731 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17734 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17736 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17738 * tree.c (iterative_hash_pointer): Delete.
17739 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17740 Hash UIDs and versions of SSA names. Don't special-case built-in
17741 function declarations.
17743 2009-05-11 Ian Lance Taylor <iant@google.com>
17746 * graphite.c: Force -Wc++-compat to only be a warning before
17747 #including "cloog/cloog.h".
17749 2009-05-11 Martin Jambor <mjambor@suse.cz>
17751 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17753 2009-05-11 Jan Hubicka <jh@suse.cz>
17755 * tree-ssa-loop-ivcanon.c: Include target.h
17756 (struct loop_size): new structure.
17757 (constant_after_peeling): New predicate.
17758 (tree_estimate_loop_size): New function.
17759 (estimated_unrolled_size): Rewrite for new estimates.
17760 (try_unroll_loop_completely): Use new estimates.
17761 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17763 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17765 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17766 libcpp interface change.
17767 (spu_macro_to_expand): Likewise.
17769 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17771 PR tree-optimization/40026
17772 * gimplify.c (gimplify_init_constructor): Change initial conditional
17773 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17774 optimize_compound_literals_in_ctor.
17776 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17778 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17780 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17782 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17784 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17785 HOST_WIDE_INT for gap.
17787 2009-05-11 Ira Rosen <irar@il.ibm.com>
17789 PR tree-optimization/40074
17790 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17791 account in group size and step comparison.
17793 2009-05-11 Richard Guenther <rguenther@suse.de>
17795 * passes.c (init_optimization_passes): Strip now incorrect comment.
17796 (execute_function_todo): Do not set PROP_alias.
17797 * tree-pass.h (PROP_alias): Remove.
17798 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17799 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17800 * tree-nrv.c (pass_return_slot): Likewise.
17801 * tree-object-size.c (pass_object_sizes): Likewise.
17802 * tree-ssa-dom.c (pass_dominator): Likewise.
17803 (pass_phi_only_cprop): Likewise.
17804 * tree-ssa-dse.c (pass_dse): Likewise.
17805 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17806 (pass_cselim): Likewise.
17807 * tree-ssa-pre.c (pass_pre): Likewise.
17808 (pass_fre): Likewise.
17809 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17810 * tree-ssa-sink.c (pass_sink_code): Likewise.
17811 * tree-stdarg.c (pass_stdarg): Likewise.
17812 * tree-tailcall.c (pass_tail_calls): Likewise.
17813 * tree-vrp.c (pass_vrp): Likewise.
17815 2009-05-10 Ian Lance Taylor <iant@google.com>
17817 * basic-block.h (enum profile_status): Break out of struct
17818 control_flow_graph.
17819 * cgraph.h (struct inline_summary): Break out of struct
17821 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17822 of struct cgraph_order_sort.
17823 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17824 * cse.c (struct branch_path): Break out of struct
17825 cse_basic_block_data.
17826 * except.h (enum eh_region_type): Break out of struct eh_region.
17827 * gcc.c (enum add_del): Break out of struct modify_target.
17828 * genrecog.c (enum decision_type): Break out of struct decision_test.
17829 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17831 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17832 * regmove.c (enum match_use): New enum, broken out of struct match.
17833 * sched-int.h (enum post_call_group): New enum, broken out of
17835 (struct deps_reg): Break out of struct deps.
17836 * target.h (struct asm_int_op): Break out of struct gcc_target.
17837 * tree-eh.c (struct goto_queue_node): Break out of struct
17839 * tree-inline.h (enum copy_body_cge_which): Break out of
17841 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17843 * c-decl.c (in_struct, struct_types): New static variables.
17844 (pushtag): Add loc parameter. Change all callers.
17845 (lookup_tag): Add ploc parameter. Change all callers.
17846 (check_compound_literal_type): New function.
17847 (parser_xref_tag): Add loc parameter. Change all callers. If
17848 -Wc++-compat, warn about struct/union/enum types defined within a
17850 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17851 and loc parameters. Change all callers. Change error calls to
17852 error_at, using loc. For a redefinition, if the location of the
17853 original definition is known, report it. Set in_struct and
17854 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17855 (finish_struct): Add new parameters enclosing_in_struct and
17856 enclosing_struct_types. Change all callers. Set
17857 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17858 in the struct. If in a struct, add this struct to struct_types.
17859 (start_enum): Add loc parameter. Change all callers. Use
17860 error_at for errors, using loc. For a redefinition, if the
17861 location of the original definition is known, report it. If in a
17862 struct, add this enum type to struct_types. If -Wc++-compat warn
17863 if in sizeof, typeof, or alignof.
17864 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17865 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17866 (c_parser_enum_specifier): Get enum location for start_enum.
17867 (c_parser_struct_or_union_specifier): Get struct location for
17868 start_struct. Save in_struct and struct_types status between
17869 start_struct and finish_struct.
17870 (c_parser_cast_expression): Get location of cast.
17871 (c_parser_alignof_expression): Get location of type.
17872 (c_parser_postfix_expression): Likewise.
17873 (c_parser_postfix_expression_after_paren_type): Add type_loc
17874 parameter. Change all callers. Call check_compound_literal_type.
17875 Use type_loc for error about variable size type.
17876 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17877 of an enum constant from an enum type defined in a struct or union.
17878 (c_cast_expr): Add loc parameter. Change all callers. If
17879 -Wc++-compat, warn about defining a type in a cast.
17880 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17881 (start_enum, start_struct, finish_struct): Update declarations.
17882 (parser_xref_tag, c_cast_expr): Update declarations.
17883 (check_compound_literal_type): Declare.
17885 2009-05-11 Ben Elliston <bje@au.ibm.com>
17887 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17888 for recent libcpp interface change.
17889 (rs6000_macro_to_expand): Likewise.
17891 2009-05-10 Michael Matz <matz@suse.de>
17894 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17895 not at entry of function.
17897 2009-05-10 Richard Guenther <rguenther@suse.de>
17899 PR tree-optimization/40081
17901 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17902 using the main variant of the element type. Do not fiddle with
17903 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17905 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17906 structs with volatile fields.
17908 2009-05-10 Jan Hubicka <jh@suse.cz>
17910 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17911 (estimate_move_cost): Assert that it does not get called for
17913 (estimate_num_insns): Skip VOID types in argument handling.
17914 (optimize_inline_calls): Delete unreachable blocks and verify that
17915 callgraph is valid.
17917 2009-05-10 Jan Hubicka <jh@suse.cz>
17919 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17920 * cgraph.c (cgraph_mark_address_taken_node): New function.
17921 (dump_cgraph_node): Dump new flag.
17922 * cgraph.h (struct cgraph_node): Add address_taken.
17923 (cgraph_mark_address_taken_node): New function.
17924 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17925 since new direct calls can be born.
17927 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17929 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17930 tok->val.node.node.
17932 2009-05-10 Jan Hubicka <jh@suse.cz>
17934 PR middle-end/40084
17935 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17937 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17938 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17939 * tree-inline.c (copy_bb): Set frequency correctly.
17940 (fold_marked_statements): Update call to
17941 cgraph_update_edges_for_call_stmt.
17943 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17945 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17946 identifiers in diagnostics.
17947 * config/arm/arm.c (arm_handle_fndecl_attribute,
17948 arm_handle_isr_attribute): Likewise.
17949 * config/avr/avr.c (avr_handle_progmem_attribute,
17950 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17951 * config/bfin/bfin.c (handle_int_attribute,
17952 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17953 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17954 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17956 * config/darwin.c (darwin_handle_kext_attribute,
17957 darwin_handle_weak_import_attribute): Likewise.
17958 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17959 h8300_handle_eightbit_data_attribute,
17960 h8300_handle_tiny_data_attribute): Likewise.
17961 * config/i386/i386.c (ix86_handle_cconv_attribute,
17962 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17963 * config/i386/winnt.c (ix86_handle_shared_attribute,
17964 ix86_handle_selectany_attribute): Likewise.
17965 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17966 * config/m32c/m32c.c (function_vector_handler): Likewise.
17967 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17968 m68hc11_handle_fntype_attribute): Likewise.
17969 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17970 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17971 * config/mips/mips.c (mips_insert_attributes,
17972 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17973 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17974 rs6000_handle_struct_attribute): Likewise.
17975 * config/sh/sh.c (sh_insert_attributes,
17976 sh_handle_resbank_handler_attribute,
17977 sh_handle_interrupt_handler_attribute,
17978 sh2a_handle_function_vector_handler_attribute,
17979 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17981 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17982 * config/spu/spu.c (spu_handle_fndecl_attribute,
17983 spu_handle_vector_attribute): Likewise.
17984 * config/stormy16/stormy16.c
17985 (xstormy16_handle_interrupt_attribute): Likewise.
17986 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17987 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17989 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17991 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17992 (pp_translate_identifiers): New.
17993 (pp_identifier): Only conditionally translate identifier to locale
17995 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17996 (pp_base_tree_identifier): Only conditionally translate identifier
17997 to locale character set.
17998 * c-pretty-print.c (M_): Define.
17999 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18000 fragments for conditional translation with M_.
18001 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18002 identifier translation.
18004 2009-05-10 Richard Guenther <rguenther@suse.de>
18006 PR tree-optimization/40081
18007 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18008 using the main variant of the element type. Do not fiddle with
18009 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18011 2009-05-09 Jan Hubicka <jh@suse.cz>
18013 PR middle-end/40080
18014 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18015 indirect calls; verify cgraph afterwards.
18017 2009-05-09 Jan Hubicka <jh@suse.cz>
18020 * ipa.c (update_inlined_to_pointer): New function.
18021 (cgraph_remove_unreachable_nodes): Use it.
18023 2009-05-09 Jan Hubicka <jh@suse.cz>
18025 * tree-eh.c (struct leh_state): Remove prev_try.
18026 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18027 not track prev_try.
18028 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18029 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18030 remove_eh_handler_and_replace, foreach_reachable_handler,
18031 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18032 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18033 (gen_eh_region_cleanup): Update prototype.
18035 2009-05-09 Jan Hubicka <jh@suse.cz>
18037 PR middle-end/40043
18038 * except.c (copy_eh_region): Always set prev_try.
18039 (redirect_eh_edge_to_label): Find outer try.
18040 (foreach_reachable_handler): When looking for prev try
18041 handle case where previous try is not going to be taken.
18043 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18045 PR tree-optimization/40049
18046 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18047 only vector/vector shifts, convert the type of the constant to the
18048 appropriate type to avoid building incorrect trees, which
18049 eventually have problems with garbage collection.
18051 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18053 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18054 -1 for complex floating-point types if honoring signed zeros.
18056 2009-05-08 Jan Hubicka <jh@suse.cz>
18058 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18059 argument; handle correctly when profile is absent.
18060 (build_cgraph_edges): Update.
18061 (rebuild_cgraph_edges): Update.
18062 * cgraph.c: Do not include varray.h.
18063 (cgraph_set_call_stmt_including_clones): New function.
18064 (cgraph_create_edge_including_clones): Likewise
18065 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18066 (cgraph_update_edges_for_call_stmt): Handle clones.
18067 (cgraph_remove_node): Handle clone tree.
18068 (cgraph_remove_node_and_inline_clones): New function.
18069 (dump_cgraph_node): Dump clone tree.
18070 (cgraph_clone_node): Handle clone tree.
18071 (clone_function_name): Bring here from tree-inline.c.
18072 (cgraph_create_virtual_clone): New function.
18073 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18074 (cgraph_clone_info): New function.
18075 (strut cgraph_node): Add clone_info and new clone tree pointers.
18076 (cgraph_remove_node_and_inline_clones,
18077 cgraph_set_call_stmt_including_clones,
18078 cgraph_create_edge_including_clones,
18079 cgraph_create_virtual_clone): Declare.
18080 (cgraph_function_versioning): Use VEC argument.
18081 (compute_call_stmt_bb_frequency): Update prototype.
18082 (cgraph_materialize_all_clones): New function.
18083 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18084 (ipcp_create_replace_map): Update to VECtors.
18085 (ipcp_update_callgraph): Use virtual clones.
18086 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18087 (ipcp_update_profiling): Do not update local profiling.
18088 (ipcp_insert_stage): Use VECtors and virtual clones.
18089 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18090 (clone_of_p): New function.
18091 (cgraph_preserve_function_body_p): Use clone tree.
18092 (cgraph_optimize): Materialize clones.
18093 (cgraph_function_versioning): Update for VECtors.
18094 (save_inline_function_body): Use clone tree.
18095 (cgraph_materialize_clone): New function.
18096 (cgraph_materialize_all_clones): Likewise.
18097 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18098 * ipa.c: Include gimple.h.
18099 (cgraph_remove_unreachable_nodes): Use clone tree.
18100 * ipa-prop.c (ipa_note_param_call): Update call to
18101 compute_call_stmt_bb_frequencycall.
18102 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18103 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18104 (copy_bb): Handle updating of clone tree; add new edge when new call
18106 (expand_call_inline): Be strict about every call having edge.
18107 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18108 (delete_unreachable_blocks_update_callgraph): New function.
18109 (tree_function_versioning): Use VECtors; always remove unreachable
18110 blocks and fold conditionals.
18111 * tree-inline.h: Do not include varray.h.
18112 (tree_function_versioning): Remove.
18113 * Makefile.in (GTFILES): Remove tree-inline.c
18114 * passes.c (do_per_function): Do only functions having body.
18115 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18118 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18119 Andrew Morrow <acm@google.com>
18122 * c-common.c (c_common_attribute_table): Permit deprecated
18123 attribute to take an optional argument.
18124 (handle_deprecated_attribute): If the optional argument to
18125 __attribute__((deprecated)) is not a string ignore the attribute
18126 and emit a warning.
18128 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18129 * c-typeck.c (build_component_ref): Likewise.
18130 (build_external_ref): Likewise.
18132 * toplev.c (warn_deprecated_use): Add an attribute argument.
18133 Emit the message associated with __attribute__((deprecated)).
18135 * toplev.h (warn_deprecated_use): Updated.
18137 * doc/extend.texi: Document new optional parameter to
18138 __attribute__((deprecated))
18140 2009-05-08 Michael Eager <eager@eagercon.com>
18142 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18143 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18145 2009-05-08 Richard Guenther <rguenther@suse.de>
18147 PR tree-optimization/40062
18148 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18149 Avoid exponential behavior.
18151 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18153 PR rtl-optimization/33928
18155 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18156 process_uses, build_single_def_use_links): New.
18157 (update_df): Update use_def_ref.
18158 (forward_propagate_into): Use get_def_for_use instead of use-def
18160 (fwprop_init): Call build_single_def_use_links and let it initialize
18162 (fwprop_done): Free use_def_ref.
18163 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18164 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18165 df_rd_simulate_one_insn): New.
18166 (df_rd_bb_local_compute_process_def): Update head comment.
18167 (df_chain_create_bb): Use the new RD simulation functions.
18168 * df.h (df_rd_simulate_artificial_defs_at_top,
18169 df_rd_simulate_one_insn): New.
18170 * opts.c (decode_options): Enable fwprop at -O1.
18171 * doc/invoke.texi (-fforward-propagate): Document this.
18173 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18176 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18177 and one complex operand specially.
18178 * tree-complex.c (some_nonzerop): Do not identify a real value as
18179 zero if flag_signed_zeros.
18181 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18183 PR rtl-optimization/33928
18184 * loop-invariant.c (record_use): Fix && vs. || mishap.
18186 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18188 PR rtl-optimization/33928
18189 * loop-invariant.c (struct use): Add addr_use_p.
18190 (struct def): Add n_addr_uses.
18191 (struct invariant): Add cheap_address.
18192 (create_new_invariant): Set cheap_address.
18193 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18194 (record_uses): Pass df_ref to record_use.
18195 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18198 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18200 * config/sh/sh.c: Do not include c-pragma.h.
18202 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18204 * config/spu/spu.c: Remove include of c-common.h.
18206 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18209 * c-common.h (mark_valid_location_for_stdc_pragma,
18210 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18211 clear_float_const_decimal64, float_const_decimal64_p): New.
18212 * c.opt (Wunsuffixed-float-constants): New.
18213 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18214 unsuffixed float constant, handle new warning.
18215 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18216 * c-decl.c (c_scope): New flag float_const_decimal64.
18217 (set_float_const_decimal64, clear_float_const_decimal64,
18218 float_const_decimal64_p): New.
18219 (push_scope): Set new flag.
18220 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18221 to use STDC pragmas.
18222 (c_parser_external_declaration): Ditto.
18223 (c_parser_compound_statement_nostart): Ditto.
18224 * c-pragma.c (valid_location_for_stdc_pragma,
18225 mark_valid_location_for_stdc_pragma,
18226 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18227 handle_pragma_float_const_decimal64): New.
18228 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18229 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18230 set_float_const_decimal64, clear_float_const_decimal64,
18231 float_const_decimal64_p): New dummy functions.
18232 * doc/extend.texi (Decimal Float): Remove statement that the
18233 pragma, and suffix for double constants, are not supported.
18234 * doc/invoke.texi (Warning Options): List new option.
18235 (-Wunsuffixed-float-constants): New.
18237 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18239 * config/i386/i386.c: Do not include c-common.h.
18241 2009-05-07 Mark Heffernan <meheff@google.com>
18243 * doc/invoke.texi (Debugging Options): Document change of debugging
18245 * opts.c (decode_options): Make dump_base_name relative to
18246 aux_base_name directory.
18248 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18250 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18251 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18253 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18255 * Makefile.in (install-plugin): Simplify a bit.
18257 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18259 * Makefile.in (OBJS-common): Add regcprop.o.
18261 * timevar.def (TV_CPROP_REGISTERS): New.
18262 * regrename.c (regrename_optimize): Return 0.
18263 (rest_of_handle_regrename): Delete.
18264 (pass_rename_registers): Point to regrename_optimize.
18265 (struct value_data_entry, struct value_data,
18266 kill_value_one_regno, kill_value_regno, kill_value,
18267 set_value_regno, init_value_data, kill_clobbered_value,
18268 kill_set_value, kill_autoinc_value, copy_value,
18269 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18270 replace_oldest_value_reg, replace_oldest_value_addr,
18271 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18272 debug_value_data, validate_value_data): Move...
18273 * regcprop.c: ... here.
18274 (rest_of_handle_cprop): Delete.
18275 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18277 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18279 PR middle-end/40057
18280 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18281 GEN_INT for 1 << bitnum.
18282 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18283 build_int_cst_type.
18285 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18287 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18288 Remove wrong description of "nand" operation.
18290 2009-05-06 Richard Guenther <rguenther@suse.de>
18291 Adam Nemet <anemet@caviumnetworks.com>
18293 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18294 comment. Add that if LHS is not a gimple register, then RHS1 has
18295 to be a single object (GIMPLE_SINGLE_RHS).
18297 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18299 * expr.c (get_def_for_expr): Move it up in the file.
18300 (store_field): When expanding a bit-field store, look at the
18301 defining gimple stmt for the masking conversion.
18303 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18305 PR middle-end/39986
18306 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18307 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18308 32-bit memcpy into long.
18310 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18312 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18313 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18315 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18316 instead of appending DW_OP_deref*.
18318 2009-05-06 Michael Matz <matz@suse.de>
18320 PR middle-end/40021
18321 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18322 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18324 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18326 * Makefile.in (install-plugin): Fix srcdir handling.
18328 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18330 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18331 when processing for not_regs_needed bitmap.
18332 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18333 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18334 handling it for rhs.
18336 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18338 * config/i386/i386.md (unnamed inc/dec peephole): Use
18339 optimize_insn_for_size_p instead of optimize_size.
18340 * config/i386/predicates.md (incdec_operand): Likewise.
18341 (aligned_operand): Likewise.
18342 * config/i386/sse.md (divv8sf3): Likewise.
18343 (sqrtv8sf2): Likewise.
18345 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18347 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18349 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18351 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18353 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18354 ssemodesuffixf2c with avxmodesuffixf2c.
18356 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18359 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18361 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18363 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18364 (struct tree_base): Adjust spacing for 8 bit boundaries.
18365 (struct tree_decl_common): Add decl_by_reference_flag bit.
18366 (DECL_BY_REFERENCE): Adjust.
18367 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18368 print DECL_BY_REFERENCE bit.
18369 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18370 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18371 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18372 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18375 PR middle-end/39666
18376 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18377 range of the type, but default label is missing, add it with one
18378 of the existing labels instead of adding a new label for it.
18380 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18384 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18386 * Makefile.in (enable_plugin, plugin_includedir): New.
18387 (install): Depend on install-plugin.
18388 (PLUGIN_HEADERS): New.
18389 (install-plugin): New.
18390 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18392 2009-05-05 Richard Guenther <rguenther@suse.de>
18394 PR tree-optimization/40022
18395 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18397 (phivn_valid_p): Fix tuplification error, simplify.
18398 (phiprop_insert_phi): Add dumps.
18399 (propagate_with_phi): Simplify.
18401 2009-05-05 Richard Guenther <rguenther@suse.de>
18403 PR middle-end/40023
18404 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18406 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18408 * tree.h (strip_float_extensions): Remove duplicate declaration.
18409 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18410 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18411 block_ultimate_origin): Rearrange the declarations line to match the
18412 comment that indicates the .c file which the functions are defined.
18413 (dwarf2out_*, set_decl_rtl): Add comment.
18414 (get_base_address): Adjust comment.
18415 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18416 declarations line and add comment.
18417 (is_builtin_name): Add blank after function name, for clarity.
18419 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18421 * attribs.c (decl_attributes): Use %qE for identifiers in
18423 * cgraphunit.c (verify_cgraph_node): Translate function names to
18424 locale character set in diagnostics.
18425 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18427 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18428 Document that functions are named in UTF-8.
18429 * expr.c (expand_expr_real_1): Translate function names to locale
18430 character set in diagnostics.
18431 * gimplify.c (omp_notice_variable, omp_is_private,
18432 gimplify_scan_omp_clauses): Use %qE for identifiers in
18434 * langhooks.c (lhd_print_error_function): Translate function names
18435 to locale character set.
18436 * langhooks.h (decl_printable_name): Document that return value is
18437 in internal character set.
18438 * stmt.c: Include pretty-print.h
18439 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18441 (resolve_operand_name_1): Translate named operand name to locale
18443 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18445 * toplev.c (announce_function): Translate function names to locale
18447 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18448 (default_tree_printer): Use pp_identifier or translate identifiers
18449 to locale character set. Mark "<anonymous>" for translation.
18450 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18451 for identifiers in diagnostics.
18452 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18454 * varasm.c (output_constructor): Use %qE for identifiers in
18457 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18459 * configure.ac: use ` ` instead of $()
18460 * configure: Regenerate.
18462 2009-05-05 Ben Elliston <bje@au.ibm.com>
18464 * config/pa/linux-atomic.c: Eliminate conditional include of
18465 errno.h on non-LP64 systems to simplify build requirements.
18467 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18469 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18471 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18472 and pass value to identifier_to_locale.
18473 (warn_variable_length_array): Make name a tree.
18474 (grokdeclarator): Separate diagnostic texts for named and unnamed
18475 declarators. Use %qE for named declarators.
18476 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18478 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18479 identifiers in diagnostics.
18480 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18481 identifier_to_locale. Mark "anonymous" strings for translation.
18483 2009-05-04 Michael Eager <eager@eagercon.com>
18485 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18486 address for DImode/DFmode only if double-precision FP regs.
18488 2009-05-04 Michael Eager <eager@eagercon.com>
18490 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18491 TARGET_SINGLE_FLOAT check.
18493 2009-05-04 Michael Eager <eager@eagercon.com>
18495 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18497 2009-05-04 Michael Eager <eager@eagercon.com>
18499 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18500 * config/rs6000/t-xilinx: New
18502 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18504 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18505 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18506 * gcc/explow.c (memory_address): Use target hook.
18507 * gcc/targhooks.c (default_legitimize_address): New.
18508 * gcc/targhooks.h (default_legitimize_address): New.
18509 * gcc/target.h (legitimize_address): New.
18510 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18511 (TARGET_INITIALIZER): Include it.
18512 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18514 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18515 * config/bfin/bfin.c (legitimize_address): Remove.
18516 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18517 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18519 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18520 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18522 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18523 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18524 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18525 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18526 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18527 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18528 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18529 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18530 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18531 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18532 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18533 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18534 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18535 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18536 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18537 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18538 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18539 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18540 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18541 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18542 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18543 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18544 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18546 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18547 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18548 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18549 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18550 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18551 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18552 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18553 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18554 (thumb_legitimize_address): Delete.
18555 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18556 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18557 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18558 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18559 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18560 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18562 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18565 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18566 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18567 * config/m32r/m32r.c (m32r_legitimize_address): New.
18568 * config/m68k/m68k.c (m68k_legitimize_address): New.
18569 * config/score/score.c (score_legitimize_address): Standardize.
18570 * config/score/score3.c (score3_legitimize_address): Standardize.
18571 * config/score/score3.h (score3_legitimize_address): Adjust.
18572 * config/score/score7.c (score7_legitimize_address): Standardize.
18573 * config/score/score7.h (score7_legitimize_address): Adjust.
18574 * config/sh/sh.c (sh_legitimize_address): New.
18575 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18577 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18578 (s390_legitimize_address): ... this.
18579 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18580 (sparc_legitimize_address): ... this.
18581 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18582 (ix86_legitimize_address): ... this.
18583 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18584 (avr_legitimize_address): ... this.
18585 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18586 (mn10300_legitimize_address): ... this.
18587 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18588 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18589 (alpha_expand_mov): Adjust call.
18591 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18592 * config/spu/spu.c (spu_legitimize_address): Likewise.
18593 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18594 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18596 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18598 * intl.c (locale_encoding, locale_utf8): New.
18599 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18600 * intl.h (locale_encoding, locale_utf8): Declare.
18601 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18602 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18604 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18606 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18607 (pp_base_tree_identifier): Declare as function.
18608 (identifier_to_locale): Declare.
18609 * Makefile.in (pretty-print.o): Update dependencies.
18610 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18612 2009-05-04 Richard Guenther <rguenther@suse.de>
18614 PR middle-end/40015
18615 * builtins.c (fold_builtin_memory_op): Do not decay to element
18616 type if the size matches the whole array.
18618 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18620 * expmed.c (synth_mult): When trying out a shift, pass the result
18623 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18625 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18626 (shiftsub1_cost): New.
18627 (init_expmed): Compute shiftsub1_cost.
18628 (synth_mult): Optimize multiplications by constants of the form
18629 -(2^^m-1) for some constant positive integer m.
18631 2009-05-03 Richard Guenther <rguenther@suse.de>
18634 * c-typeck.c (array_to_pointer_conversion): Do not built
18635 ADDR_EXPRs of arrays of pointer-to-element type.
18636 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18637 up wrong ADDR_EXPRs after-the-fact.
18638 * c-common.c (strict_aliasing_warning): Strip pointer
18639 conversions for obtaining the original type.
18640 * builtins.c (fold_builtin_memset): Handle array types.
18641 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18644 2009-05-03 Richard Guenther <rguenther@suse.de>
18646 PR middle-end/23329
18647 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18648 Do not lose casts from array types with unknown extent to array
18649 types with known extent.
18650 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18651 alias set compatibility.
18653 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18655 * flags.h (extra_warnings): Delete.
18656 * toplev.c (process_options): Handle Wuninitialized here.
18657 * opts.c (extra_warnings): Delete.
18658 (set_Wextra): Delete.
18659 (common_handle_option): -Wextra can be handled automatically.
18660 * c-opts.c (c_common_handle_option): Delete obsolete code.
18661 (c_common_post_options): Simplify comment.
18662 * common.opt (W): Add Var.
18664 (Wuninitialized): Initialize to -1.
18666 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18667 Richard Guenther <rguenther@suse.de>
18669 * expr.c (get_def_for_expr): New function.
18670 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18671 SSA rather than trees.
18672 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18673 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18675 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18677 * c-common.c (reswords): Add _Imaginary.
18678 * c-common.c (enum rid): Add RID_IMAGINARY.
18680 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18682 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18683 Patch by Richard Guenther.
18685 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18687 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18688 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18689 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18690 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18691 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18692 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18693 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18694 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18695 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18696 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18697 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18698 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18699 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18700 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18701 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18702 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18703 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18704 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18706 2009-05-02 Richard Guenther <rguenther@suse.de>
18708 PR tree-optimization/39940
18709 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18712 2009-05-02 Richard Guenther <rguenther@suse.de>
18714 PR middle-end/40001
18715 * tree-ssa.c (execute_update_addresses_taken): Properly check
18716 if we can mark a variable DECL_GIMPLE_REG_P.
18717 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18718 back to the end of the function.
18719 (is_gimple_reg_type): Remove complex type special casing.
18720 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18723 2009-05-02 Ben Elliston <bje@au.ibm.com>
18725 * doc/collect2.texi (Collect2): Document search path behaviour
18726 when configured with --with-ld.
18728 2009-05-02 Jan Hubicka <jh@suse.cz>
18730 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18731 parameter; update callers.
18732 (coalesce_cost_edge): EH edges are costier because they needs
18733 splitting even if not critical and even more costier when there are
18734 multiple EH predecestors.
18736 2009-05-02 Jan Hubicka <jh@suse.cz>
18738 * except.c (remove_eh_handler_and_replace): Handle updating after
18739 removing TRY blocks.
18741 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18743 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18745 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18747 * varasm.c: Do not include c-pragma.h.
18748 * attribs.c: Do not incude c-common.h.
18750 2009-05-01 Michael Matz <matz@suse.de>
18752 * calls.c (initialize_argument_information): Handle SSA names like
18753 decls with a non MEM_P DECL_RTL.
18755 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18757 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18758 * ipa-utils.c: Likewise.
18759 * ipa-type-escape.c: Likewise.
18760 * cgraphunit.c Do not include c-common.h.
18761 * ipa-pure-const.c: Likewise.
18762 * tree-if-conv.c: Likewise.
18763 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18764 * ipa-struct-reorg.c: Likewise.
18765 * tree-nomudflap.c: Likewise.
18766 * tree-ssa-structalias.c: Likewise.
18768 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18770 * store-motion.c: Many cleanups to make this pass a first-class
18771 citizen instead of an appendix to gcse load motion. Add TODO list
18772 to make this pass faster/cleaner/better.
18774 (struct ls_expr): Post gcse.c-split cleanups.
18775 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18776 "stores" field to "avail_stores".
18777 (pre_ldst_mems): Rename to store_motion_mems.
18778 (pre_ldst_table): Rename to store_motion_mems_table.
18779 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18780 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18781 (ldst_entry): Rename to st_expr_entry, update users.
18782 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18783 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18784 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18786 (first_ls_expr): Rename to first_st_expr, update users.
18787 (next_ls_expr): Rename to next_st_expr, update users.
18788 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18789 fields properly for store motion instead of names inherited from load
18791 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18792 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18795 (ae_kill): Rename to st_kill, update users.
18796 (ae_gen): Rename to st_avloc, update users.
18797 (transp): Rename to st_transp, update users.
18798 (pre_insert_map): Rename to st_insert_map, update users.
18799 (pre_delete_map): Rename to st_delete_map, update users.
18800 (insert_store, build_store_vectors, free_store_memory,
18801 one_store_motion_pass): Update for abovementioned changes.
18803 (gcse_subst_count, gcse_create_count): Remove.
18804 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18805 and "n_stores_created", local variables.
18807 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18810 (regvec, compute_store_table_current_insn): Remove.
18811 (reg_set_info, reg_clear_last_set): Remove.
18812 (compute_store_table): Use DF caches instead of local dataflow
18815 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18817 * c-objc-common.c (c_tree_printer): Print identifiers with
18818 pp_identifier, not pp_string. Mark "({anonymous})" for
18820 * c-pretty-print.c (pp_c_ws_string): New.
18821 (pp_c_cv_qualifier, pp_c_type_specifier,
18822 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18823 pp_c_storage_class_specifier, pp_c_function_specifier,
18824 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18825 pp_c_primary_expression, pp_c_postfix_expression,
18826 pp_c_unary_expression, pp_c_shift_expression,
18827 pp_c_relational_expression, pp_c_equality_expression,
18828 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18829 use pp_string and pp_c_ws_string in place of pp_identifier and
18830 pp_c_identifier for non-identifiers. Mark English strings for
18832 * c-pretty-print.h (pp_c_ws_string): Declare.
18834 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18835 Roland McGrath <roland@redhat.com>
18837 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18838 (ENABLE_LD_BUILDID): New configuration option.
18839 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18840 (LINK_BUILDID_SPEC): New macro.
18841 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18843 * doc/install.texi: Document --enable-linker-build-id option.
18844 * configure: Rebuild.
18845 * config.in: Rebuild.
18847 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18849 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18850 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18851 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18852 MIPS_GP_SAVE_AREA_SIZE.
18853 * config/mips/mips.c (struct mips_frame_info): Update comment
18854 before arg_pointer_offset and hard_frame_pointer_offset.
18855 (mips_compute_frame_info): Update diagram before function: to
18856 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18857 indicate the position of frame_pointer_rtx with -fstack-protector and
18858 to show args_size. Don't allocate cprestore area for leaf functions
18859 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18861 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18863 2009-04-30 Michael Matz <matz@suse.de>
18865 PR tree-optimization/39955
18866 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18868 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18870 * ira.c (setup_cover_and_important_classes): Use safe macro
18871 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18873 * genpreds.c (write_tm_preds_h): Output suitable definition of
18874 REG_CLASS_FOR_CONSTRAINT.
18876 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18878 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18880 * bitmap.c (bitmap_descriptor): Likewise.
18881 * ggc-common.c (loc_descriptor): Likewise.
18882 * varray.c (varray_descriptor): Likewise.
18883 * vec.c (vec_descriptor): Likewise.
18885 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18887 * Makefile.in (dce.o): Add $(EXCEPT_H).
18888 * dce.c: Include except.h and delete redundant vector definitions.
18889 (deletable_insn_p): Return false for non-call insns that can throw
18892 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18894 * gcse.c (ae_gen): Remove.
18895 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18896 and make non-static function to make it available in store-motion.c.
18897 Update call sites with search-and-replace.
18898 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18899 extract_mentioned_regs, extract_mentioned_regs_helper,
18900 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18901 store_killed_in_insn, store_killed_after, store_killed_before,
18902 build_store_vectors, insert_insn_start_basic_block, insert-store,
18903 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18904 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18905 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18906 * store-motion.c: ...new file. Also copy data structures from gcse.c
18907 and clean up to remove parts not used by store motion.
18908 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18909 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18911 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18914 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18915 when optimizing for size.
18917 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18919 * gcse.c (gcse_constant_p): Fix typo in last change.
18921 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18923 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18925 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18927 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18929 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18931 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18932 CONST_HIGH_PART result.
18934 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18936 * config/avr/avr.c (initial_elimination_offset): Rename to
18937 avr_initial_elimination_offset.
18938 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18939 change return type to bool.
18940 (avr_can_eliminate): New function.
18941 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18942 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18943 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18944 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18945 avr_initial_elimination_offset.
18946 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18947 (avr_initial_elimination_offset): Define.
18949 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18950 Steven Bosscher <steven@gcc.gnu.org>
18952 PR rtl-optimization/39938
18953 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18954 * cfgrtl.c: Include insn-attr.h.
18955 (rest_of_pass_free_cfg): New function.
18956 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18957 * resource.c (init_resource_info): Remove call to df_analyze.
18959 2009-04-29 Richard Guenther <rguenther@suse.de>
18962 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18963 allow conversion to signed integers.
18965 2009-04-29 Richard Guenther <rguenther@suse.de>
18967 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18968 shifts of floating point vectors if the shift amount is
18969 a constant multiple of the element size.
18971 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18972 Michael Matz <matz@suse.de>
18974 PR middle-end/39927
18976 * tree-outof-ssa.c (emit_partition_copy): New function.
18977 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18978 insert_part_to_rtx_on_edge): Perform the partition base var
18979 copy using emit_partition_copy.
18980 (insert_value_copy_on_edge): Convert constants to the right mode.
18981 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18982 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18984 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18986 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18987 scan backwards to try to find a constant to initialize it.
18989 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18990 insn before the loop_end instruction, don't look past labels.
18992 2009-04-29 Richard Guenther <rguenther@suse.de>
18994 PR middle-end/39937
18995 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18996 loose type conversions.
18997 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18998 stmts only if there are no uses of its definition.
19000 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19002 * config/bfin/bfin.h (splitting_loops): Declare.
19003 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19004 Reorder bit definitions to be ascending.
19005 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19006 * config/bfin/bfin.c (splitting_loops): New variable.
19007 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19008 (struct loop_info): Remove members INIT and LOOP_INIT.
19009 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19010 the LSETUP sequence. Allow LC to be loaded from any register, but
19011 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19012 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19014 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19015 of reload_completed.
19018 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19020 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19022 * Makefile.in (PLUGIN_VERSION_H): New.
19023 (OBJS-common): Remove plugin-version.o.
19024 (plugin.o): Depend on (PLUGIN_VERSION_H).
19025 (plugin-version.o): Remove.
19026 * configure: Regenerate
19027 * configure.ac: Create plugin-version.h.
19028 * gcc-plugin.h (plugin_gcc_version): Remove.
19029 (plugin_default_version_check): Change signature.
19030 * plugin-version.c: Remove.
19031 * plugin.c: Include plugin-version.h.
19032 (str_plugin_gcc_version_name): Remove.
19033 (try_init_one_plugin): Pass gcc version to plugin_init.
19034 (plugin_default_version_check): Both gcc and plugin versions are now
19037 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19039 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19040 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19041 Remove special case testing for last insn of inner loops. Don't fail
19042 if the loop ends with a jump, emit an extra nop instead.
19044 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19045 DREGS rather than comparing directly. Remove code that tries to
19046 account for latencies.
19048 2009-04-29 Richard Guenther <rguenther@suse.de>
19050 PR tree-optimization/39941
19051 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19052 eliminating an indirect call.
19054 2009-04-29 Richard Guenther <rguenther@suse.de>
19056 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19057 parameter. Allow invariants as base if !require_lvalue.
19058 (verify_gimple_assign_single): Adjust.
19060 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19062 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19063 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19064 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19065 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19066 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19068 * config/bfin/bfin.c (bfin_expand_builtin,
19069 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19071 2009-04-28 Richard Guenther <rguenther@suse.de>
19073 * tree-vect-loop.c (get_initial_def_for_induction): Use
19074 correct types for pointer increment.
19076 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19078 * toplev.c (print_version): Update GMP version string calculation.
19080 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19082 PR rtl-optimization/39938
19083 * resource.c (init_resource_info): Add call to df_analyze.
19085 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19087 * config/alpha/alpha.md (usegp): Cast the result of
19088 alpha_find_lo_sum_using_gp to enum attr_usegp.
19089 * config/alpha/alpha.c (override_options): Remove end-of-structure
19090 marker element from cpu_table. Use array size of cpu_table to handle
19091 -mcpu and -mtune options.
19092 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19094 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19096 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19097 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19098 tune_32 and tune_64.
19099 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19100 support on PowerPC.
19101 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19102 * config/rs6000/option-defaults.h: ... here. New file.
19103 (OPT_64, OPT_32): Define.
19104 (MASK_64BIT): Define to 0 if not already defined.
19105 (OPT_ARCH64, OPT_ARCH32): Define.
19106 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19109 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19111 * config/arm/arm.c (arm_override_options): Emit error on using
19114 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19116 PR rtl-optimization/39914
19117 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19118 registers for allocnos created from user-defined variables only
19119 when not optimizing.
19121 2009-04-28 Richard Guenther <rguenther@suse.de>
19123 PR middle-end/39937
19124 * fold-const.c (fold_binary): Use distribute_real_division only
19127 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19129 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19130 add hpux-stdint.h to tm_file.
19131 (hppa[12]*-*-hpux11*): Ditto.
19132 (ia64*-*-hpux*): Ditto.
19133 * config/hpux-stdint.h: New.
19134 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19135 __STDC_EXT__ for all compiles.
19136 * config/pa/pa-hpux.h: Ditto.
19137 * config/pa/pa-hpux10.h: Ditto.
19138 * config/pa/pa-hpux11.h: Ditto.
19140 2009-04-28 Catherine Moore <clm@codesourcery.com>
19142 * debug.h (set_name): Add comment.
19144 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19147 * config/darwin.c (machopic_gen_offset): Check
19148 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19149 * config/arm/arm.c (require_pic_register): Likewise.
19151 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19153 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19154 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19155 m32c_promote_prototypes): Delete.
19157 2009-04-28 Michael Matz <matz@suse.de>
19159 PR middle-end/39922
19160 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19163 2009-04-28 Richard Guenther <rguenther@suse.de>
19165 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19167 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19169 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19170 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19171 * config/arm/arm-tune.md: Regenerate.
19173 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19175 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19176 block if there are complex incoming edges.
19177 (sel_merge_blocks): Remove useless assert.
19178 (sel_redirect_edge_and_branch): Check that edge was redirected.
19179 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19180 (sel_find_rgns): Delete declaration.
19181 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19182 the region when it is not a preheader.
19184 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19187 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19189 2009-04-28 Richard Guenther <rguenther@suse.de>
19191 * tree.h (SSA_NAME_VALUE): Remove.
19192 (struct tree_ssa_name): Remove value_handle member.
19193 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19194 array for jump threading.
19195 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19197 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19198 * tree-flow.h (threadedge_initialize_values): Declare.
19199 (threadedge_finalize_values): Likewise.
19200 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19201 (SSA_NAME_VALUE): Define.
19202 (threadedge_initialize_values): New function.
19203 (threadedge_finalize_values): Likewise.
19204 * tree-ssa-dom.c (ssa_name_values): New global variable.
19205 (SSA_NAME_VALUE): Define.
19206 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19208 2009-04-28 Ira Rosen <irar@il.ibm.com>
19210 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19211 Use REPORT_VECTORIZED_LOCATIONS instead
19212 REPORT_VECTORIZED_LOOPS.
19213 * tree-vectorizer.c (vect_verbosity_level): Make static.
19214 (vect_loop_location): Rename to vect_location.
19215 (vect_set_verbosity_level): Update comment.
19216 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19218 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19219 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19220 instead REPORT_UNVECTORIZED_LOOPS.
19221 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19222 and vect_loop_def to vect_external_def and vect_internal_def.
19223 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19224 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19225 REPORT_UNVECTORIZED_LOCATIONS.
19226 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19227 and vect_used_in_loop and to vect_unused_in_scope and
19228 vect_used_in_scope.
19229 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19230 (vect_verbosity_level): Remove declaration.
19231 (vect_analyze_operations): Likewise.
19232 (vect_analyze_stmt): Declare.
19233 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19234 REPORT_UNVECTORIZED_LOCATIONS.
19235 (vect_get_loop_niters): Fix indentation.
19236 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19237 (vect_analyze_loop_operations): New function.
19238 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19239 vect_analyze_operations.
19240 (vect_is_simple_reduction): Use new names.
19241 (vectorizable_live_operation, vect_transform_loop): Likewise.
19242 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19243 to specify whether the data references can be a part of interleaving
19245 (vect_analyze_data_ref_dependence): Use new names.
19246 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19247 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19248 * tree-vect-patterns.c (widened_name_p): Use new names.
19249 (vect_recog_dot_prod_pattern): Likewise.
19250 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19251 (process_use, vect_mark_stmts_to_be_vectorized,
19252 vect_model_simple_cost, vect_model_store_cost,
19253 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19254 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19255 vectorizable_operation, vectorizable_type_demotion,
19256 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19257 vectorizable_condition): Likewise.
19258 (vect_analyze_operations): Split into vect_analyze_loop_operations
19260 (vect_analyze_stmt): ... new function.
19261 (new_stmt_vec_info): Use new names.
19262 (vect_is_simple_use): Use new names and fix comment.
19263 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19264 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19266 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19269 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19270 and integer modes for x87 operands. Do not ICE for unsupported size,
19271 generate error instead. Generate error for unsupported operand types.
19272 ['z']: Do not handle HImode memory operands specially. Warning
19273 for floating-point operands. Fallthru to 'Z' for unsupported operand
19274 types. Do not ICE for unsupported size, generate error instead.
19275 (output_387_binary_op): Use %Z to output operands.
19276 (output_fp_compare): Ditto.
19277 (output_387_reg_move): Ditto.
19279 2009-04-28 Ben Elliston <bje@au.ibm.com>
19284 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19286 * builtins.c (c_strlen): Do not warn here.
19287 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19288 * c-common.c (pointer_int_sum): Take an explicit location.
19289 Warn about offsets out of bounds.
19290 * c-common.h (pointer_int_sum): Adjust declaration.
19292 2009-04-27 Ian Lance Taylor <iant@google.com>
19294 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19296 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19297 * df-core.c (df_set_flags): Change return type to int. Change
19298 type of old_flags to int.
19299 (df_clear_flags): Likewise.
19300 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19301 (df_get_conditional_uses): Likewise.
19302 * df.h (df_set_flags, df_clear_flags): Update declarations.
19303 * dwarf2out.c (struct indirect_string_node): Change type of form
19304 field to enum dwarf_form.
19305 (AT_string_form): Change return type to enum dwarf_form.
19306 * fixed-value.c (fixed_compare): Add cast to enum type.
19307 * fwprop.c (update_df): Change 0 to VOIDmode.
19308 * gensupport.c: Change 0 to UNKNOWN.
19309 * gimple.h (gimple_cond_code): Add cast to enum type.
19310 * haifa-sched.c (reemit_notes): Add cast to enum type.
19311 * hooks.c (hook_int_void_no_regs): Remove function.
19312 * hooks.h (hook_int_void_no_regs): Remove declaration.
19313 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19314 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19315 * real.c (real_arithmetic): Add cast to enum type.
19316 (real_compare): Likewise.
19317 * target.h (struct gcc_target): Change return type of
19318 branch_target_register_class to enum reg_class.
19319 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19320 default_branch_target_register_class.
19321 * targhooks.c (default_branch_target_register_class): New function.
19322 * targhooks.h (default_branch_target_register_class): Declare.
19323 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19324 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19326 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19328 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19329 vect_uninitialized_def. Change 0 to ERROR_MARK.
19330 * tree-vect-stmts.c (supportable_widening_operation): Don't
19331 initialize icode1 and icode2.
19332 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19333 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19335 (cmn_err_flag_specs): Change 0 to STD_C89.
19336 (cmn_err_char_table): Likewise.
19337 * config/arm/arm.c (get_arm_condition_code): Change type of code
19338 to enum arm_cond_code.
19339 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19340 (IWMMXT_BUILTIN2): Likewise.
19341 (neon_builtin_type_bits): Don't define typedef.
19342 (neon_builtin_datum): Change type of bits field to int.
19343 (arm_expand_neon_args): Add cast to enum type.
19344 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19346 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19347 casts to enum type.
19348 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19350 * config/mips/mips.md (jal_macro): Return enum constant.
19351 (single_insn): Likewise.
19352 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19354 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19355 casts to enum type.
19356 * config/s390/s390.c (s390_tune_flags): Change type to int.
19357 (s390_arch_flags): Likewise.
19358 (s390_handle_arch_option): Change flags field of struct pta to int.
19359 * config/s390/s390.h (s390_tune_flags): Update declaration.
19360 (s390_arch_flags): Likewise.
19361 * config/sh/sh.c (prepare_move_operands): Compare
19362 tls_symbolic_operand result with enum constant.
19363 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19364 (sh_expand_prologue): Add cast to enum type.
19365 (sh_expand_epilogue): Likewise.
19366 (tls_symbolic_operand): Change return type to enum tls_model.
19367 (fpscr_set_from_mem): Add cast to enum type.
19368 (legitimize_pic_address): Compare tls_symbolic_operand result with
19370 (sh_target_reg_class): Change return type to enum reg_class.
19371 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19373 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19374 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19375 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19376 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19377 (delayed_branch, tls_call_delay): Likewise.
19378 (eligible_for_sibcall_delay): Likewise.
19379 (eligible_for_return_delay): Likewise.
19380 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19381 (spu_expand_builtin_1): Likewise.
19383 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19384 for all types of conversions.
19385 (output_init_element): Issue -Wc++-compat warning if needed when
19386 initializing a bitfield with enum type.
19387 * c-parser.c (c_parser_expression): Set original_type to
19388 original_type of right hand operand of comma operator.
19390 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19392 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19394 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19395 * doc/cpp.texi (Standard Predefined Macros)
19396 (Implementation-defined behavior): Likewise.
19397 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19398 * doc/gimple.texi (GIMPLE Exception Handling)
19399 (@code{GIMPLE_ASSIGN}): Likewise.
19400 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19401 * doc/invoke.texi (Warning Options, Optimize Options)
19402 (AVR Options, Darwin Options): Likewise.
19403 (Optimize Options): Reformulate -fwhole-program description.
19404 * doc/loop.texi (Lambda): Likewise.
19405 * doc/md.texi (Output Template, Define Constraints)
19406 (Standard Names, Insn Splitting): Likewise.
19407 * doc/options.texi (Option properties): Likewise.
19408 * doc/passes.texi (Tree-SSA passes): Likewise.
19409 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19410 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19411 (File Names and DBX): Likewise.
19412 * doc/trouble.texi (Incompatibilities): Likewise.
19414 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19416 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19417 instruction is correct.
19419 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19421 Allow non-constant arguments to conversion intrinsics.
19422 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19423 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19424 * spu.c (print_operand): Handle 'v' and 'w'.
19425 (exp2_immediate_p, spu_gen_exp2): Define.
19426 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19427 spu_convtf_1): Update parameter descriptions.
19428 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19429 * constraints.md ('v', 'w'): New.
19430 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19432 (i2f, I2F): New define_mode_attr.
19433 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19434 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19435 fixuns_truncv4sfv4si2): Update to use mode attribute.
19436 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19437 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19438 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19439 patterns for combine.
19441 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19443 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19444 (cprop, hoist, pre, store_motion): New debug counters.
19445 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19446 is not an RTL pass anymore.
19447 (pass_profiling): Remove extern decl for pass removed in 2005.
19448 (pass_gcse, pass_jump_bypass): Remove.
19449 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19450 to 0 for clean state.
19451 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19452 * cse.c (gate_handle_cse_after_global_opts,
19453 rest_of_handle_cse_after_global_opts): New functions.
19454 (pass_cse_after_global_opts): New pass, does local CSE.
19455 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19456 (TV_CPROP): New timevar.
19457 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19458 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19459 (gcse_main, recompute_all_luids): Remove.
19460 (compute_hash_table_work): Call max_reg_num instead of reading
19462 (cprop_jump): Don't set run_jump_opt_after_gcse.
19463 (constprop_register): Always allow to alter jumps.
19464 (cprop_insn): Likewise.
19465 (do_local_cprop): Likewise.
19466 (local_cprop_pass): Likewise. Return non-zero if something changed.
19467 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19468 (find_implicit_sets): Add note about missed optimization opportunity.
19469 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19470 pass_rtl_cprop execute function.
19471 Don't bother tracking the pass number, each pass gets its own dumpfile
19473 Always allow to alter jumpsand bypass jumps.
19474 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19475 will just find no suitable set.
19476 (pre_edge_insert): Fix dumping, this function is for PRE only.
19477 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19478 pass_rtl_pre execute function.
19479 (hoist_code): Return non-zero if something changed. Keep track of
19480 substitutions and insertions for statistics gathering similar to PRE.
19481 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19482 called from the pass_rtl_hoist execute function. Show pass statistics.
19483 (compute_store_table): Use max_reg_num directly instead of using the
19484 formerly global max_gcse_regno.
19485 (build_store_vectors): Likewise.
19486 (replace_store_insn): Fix dumping.
19487 (store_motion): Rename to ...
19488 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19489 pass, called from the pass_rtl_store_motion execute function. Keep
19490 track of substitutions and insertions for statistics gathering similar
19492 (bypass_jumps): Remove, fold interesting bits into ...
19493 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19494 from the pass_rtl_cprop execute function.
19495 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19496 pass_jump_bypass): Remove.
19497 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19498 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19499 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19500 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19501 (gate_rtl_store_motion, execute_rtl_store_motion,
19502 pass_rtl_store_motion): New.
19503 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19504 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19505 * passes.c (init_optimization_passes): Remove pass_gcse and
19506 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19507 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19508 instead of pass_jump_bypass.
19510 2009-04-27 Richard Guenther <rguenther@suse.de>
19512 PR middle-end/39928
19513 * gimplify.c (gimplify_expr): If we are required to create
19514 a temporary make sure it ends up as register.
19516 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19519 * config/i386/i386.c (construct_container): Don't call
19520 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19521 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19523 2009-04-27 Michael Matz <matz@suse.de>
19525 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19526 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19527 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19528 (dump_replaceable_exprs): Take a bitmap.
19529 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19531 (expand_gimple_basic_block): Likewise.
19532 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19533 replaceable_expressions member a bitmap.
19534 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19535 (mark_replaceable): Likewise.
19536 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19537 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19539 2009-04-27 Richard Guenther <rguenther@suse.de>
19541 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19542 (verify_stmts): Dispatch to gimple/type verification code.
19543 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19544 issue with call argument types.
19546 2009-04-27 Michael Matz <matz@suse.de>
19548 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19549 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19552 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19553 Eric Botcazou <ebotcazou@adacore.com>
19555 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19556 a label's basic block.
19557 (mark_target_live_regs): Tidy and rework obsolete comments.
19558 Change back DF problem to LIVE. If a label starts a basic block,
19559 assume that all registers that used to be live then still are.
19560 (init_resource_info): If a label starts a basic block, set its
19561 BLOCK_FOR_INSN accordingly.
19562 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19564 2009-04-27 Richard Guenther <rguenther@suse.de>
19566 * tree-flow-inline.h (function_ann): Remove.
19567 (get_function_ann): Likewise.
19568 * tree-dfa.c (create_function_ann): Remove.
19569 * tree-flow.h (struct static_var_ann_d): Remove.
19570 (struct function_ann_d): Likewise.
19571 (union tree_ann_d): Remove fdecl member.
19572 (function_ann_t): Remove.
19573 (function_ann, get_function_ann, create_function_ann): Remove
19576 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19578 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19580 2009-04-27 Jan Hubicka <jh@suse.cz>
19582 * ipa-pure-const.c (struct funct_state_d): New fields
19583 state_previously_known, looping_previously_known; remove
19584 state_set_in_source.
19585 (analyze_function): Use new fields.
19586 (propagate): Avoid assumption that state_set_in_source imply
19589 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19590 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19591 * cfgloop.h (finite_loop_p): Declare.
19593 2009-04-26 Michael Matz <matz@suse.de>
19595 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19597 2009-04-26 Michael Matz <matz@suse.de>
19599 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19600 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19601 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19602 pass_mark_used_blocks): Remove.
19603 * tree-optimize.c (pass_free_datastructures,
19604 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19605 * passes.c (init_optimization_passes): Don't call
19606 pass_mark_used_blocks, remove dead code.
19608 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19610 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19611 * tree-ssa-live.h (register_ssa_partition): Likewise.
19613 2009-04-26 Michael Matz <matz@suse.de>
19616 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19617 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19618 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19620 (compare_pairs): Swap cost comparison.
19621 (coalesce_ssa_name): Don't use change_partition_var.
19622 * tree-nrv.c (struct nrv_data): Add modified member.
19623 (finalize_nrv_r): Set it.
19624 (tree_nrv): Use it to update statements.
19625 (pass_nrv): Require PROP_ssa.
19626 * tree-mudflap.c (mf_decl_cache_locals,
19627 mf_build_check_statement_for): Use make_rename_temp.
19628 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19629 * alias.c (find_base_decl): Handle SSA names.
19630 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19631 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19632 * rtl.h (set_reg_attrs_for_parm): Declare.
19633 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19634 to "optimized", remove unused locals at finish.
19635 (execute_free_datastructures): Make global, call
19636 delete_tree_cfg_annotations.
19637 (execute_free_cfg_annotations): Don't call
19638 delete_tree_cfg_annotations.
19640 * ssaexpand.h: New file.
19641 * expr.c (toplevel): Include ssaexpand.h.
19642 (expand_assignment): Handle SSA names the same as register variables.
19643 (expand_expr_real_1): Expand SSA names.
19644 * cfgexpand.c (toplevel): Include ssaexpand.h.
19645 (SA): New global variable.
19646 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19647 (SSAVAR): New macro.
19648 (set_rtl): New helper function.
19649 (add_stack_var): Deal with SSA names, use set_rtl.
19650 (expand_one_stack_var_at): Likewise.
19651 (expand_one_stack_var): Deal with SSA names.
19652 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19653 before unique numbers.
19654 (expand_stack_vars): Use set_rtl.
19655 (expand_one_var): Accept SSA names, add asserts for them, feed them
19656 to above subroutines.
19657 (expand_used_vars): Expand all partitions (without default defs),
19658 then only the local decls (ignoring those expanded already).
19659 (expand_gimple_cond): Remove edges when jumpif() expands an
19660 unconditional jump.
19661 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19662 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19664 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19665 members of SA; deal with PARM_DECL partitions here; expand
19666 all PHI nodes, free tree datastructures and SA. Commit instructions
19667 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19668 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19669 info and statements at start, collect garbage at finish.
19670 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19671 (VAR_ANN_PARTITION) Remove.
19672 (change_partition_var): Don't declare.
19673 (partition_to_var): Always return SSA names.
19674 (var_to_partition): Only accept SSA names.
19675 (register_ssa_partition): Only check argument.
19676 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19678 (delete_var_map): Don't free it.
19679 (var_union): Only accept SSA names, simplify.
19680 (partition_view_init): Mark only useful SSA names as used.
19681 (partition_view_fini): Only deal with SSA names.
19682 (change_partition_var): Remove.
19683 (dump_var_map): Use ssa_name instead of partition_to_var member.
19684 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19686 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19687 (struct _elim_graph): New member const_dests; nodes member vector of
19689 (set_location_for_edge): New static helper.
19690 (create_temp): Remove.
19691 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19692 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19693 (new_elim_graph): Allocate const_dests member.
19694 (clean_elim_graph): Truncate const_dests member.
19695 (delete_elim_graph): Free const_dests member.
19696 (elim_graph_size): Adapt to new type of nodes member.
19697 (elim_graph_add_node): Likewise.
19698 (eliminate_name): Likewise.
19699 (eliminate_build): Don't take basic block argument, deal only with
19700 partition numbers, not variables.
19701 (get_temp_reg): New static helper.
19702 (elim_create): Use it, deal with RTL temporaries instead of trees.
19703 (eliminate_phi): Adjust all calls to new signature.
19704 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19705 (rewrite_trees): Only do checking.
19706 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19707 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19708 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19709 contains_tree_r, MAX_STMTS_IN_LATCH,
19710 process_single_block_loop_latch, analyze_edges_for_bb,
19711 perform_edge_inserts): Remove.
19712 (expand_phi_nodes): New global function.
19713 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19714 functions, initialize new parameter, remember partitions having a
19716 (finish_out_of_ssa): New global function.
19717 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19718 don't reset in_ssa_p here, don't disable TER when mudflap.
19719 (pass_del_ssa): Remove.
19720 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19722 (execute_free_datastructures): Declare.
19723 * Makefile.in (SSAEXPAND_H): New variable.
19724 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19725 * basic-block.h (commit_one_edge_insertion): Declare.
19726 * passes.c (init_optimization_passes): Move pass_nrv and
19727 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19728 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19729 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19730 (redirect_branch_edge): Deal with super block when expanding, split
19731 out jump patching itself into ...
19732 (patch_jump_insn): ... here, new static helper.
19734 2009-04-26 Michael Matz <matz@suse.de>
19736 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19737 beyond num_ssa_names.
19738 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19739 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19741 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19743 PR inline-asm/39543
19744 * fwprop.c (forward_propagate_asm): New function.
19745 (forward_propagate_and_simplify): Propagate also into __asm, if it
19746 doesn't increase the number of referenced registers.
19749 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19751 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19753 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19754 note_nonlocal_vla_type for nonlocal VLAs.
19755 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19756 contains_remapped_vars, remap_vla_decls): New functions.
19757 (convert_nonlocal_reference_stmt): If not optimizing, call
19758 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19759 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19760 if it wasn't found in var_map.
19761 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19762 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19763 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19765 * gimplify.c (nonlocal_vlas): New variable.
19766 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19768 (gimplify_body): Create and destroy nonlocal_vlas.
19770 * dwarf2out.c (loc_descr_plus_const): New function.
19771 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19772 mem_loc_descriptor, loc_descriptor_from_tree_1,
19773 descr_info_loc, gen_variable_die): Use it.
19775 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19776 !TREE_STATIC VAR_DECLs.
19777 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19778 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19779 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19780 DECL_BY_REFERENCE is valid.
19781 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19782 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19783 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19784 Copy DECL_BY_REFERENCE.
19785 (struct nesting_copy_body_data): New type.
19786 (nesting_copy_decl): New function.
19787 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19788 if they have variable length.
19790 2009-04-26 Michael Matz <matz@suse.de>
19792 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19793 mark new temporaries for renaming.
19795 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19798 * c-decl.c (global_bindings_p): Return negative value.
19799 (c_variable_size): New. Based on variable_size from
19801 (grokdeclarator): Call c_variable_size not variable_size.
19803 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19805 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19807 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19809 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19810 Redefine it to just use mingw/include.
19811 (ASM_SPEC): Rules for -m32 and -m64.
19812 (LINK_SPEC): Use Likewise.
19813 (SPEC_32): New define.
19814 (SPEC_64): Likewise.
19815 (SUB_LINK_SPEC): Likewise.
19816 (MULTILIB_DEFAULTS): New define.
19817 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19818 Add multilib options.
19819 (MULTILIB_DIRNAMES): Likewise.
19820 (MULTILIB_OSDIRNAMES): Likewise.
19821 (LIBGCC): Likewise.
19822 (INSTALL_LIBGCC): Likewise.
19824 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19827 * c-tree.h (enum c_inline_static_type): New.
19828 (record_inline_static): Declare.
19829 * c-decl.c (struct c_inline_static, c_inline_statics,
19830 record_inline_static, check_inline_statics): New.
19831 (pop_file_scope): Call check_inline_statics.
19832 (start_decl): Call record_inline_static instead of pedwarning
19833 directly for static in inline function.
19834 * c-typeck.c (build_external_ref): Call record_inline_static
19835 instead of pedwarning directly for static referenced in inline
19838 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19840 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19841 not new but only being rescanned.
19842 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19843 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19844 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19845 record_set_info, compute_set, grealloc): Remove.
19846 (recompute_all_luids): New function.
19847 (gcse_main): Don't compute sets, and don't do related memory
19848 allocations/free-ing. If something changed before the end of the
19849 pass, update LUIDs using recompute_all_luids.
19850 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19851 (free_gcse_mem): Don't free it either.
19852 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19853 Use the df insn LUIDs.
19854 (load_killed_in_block): Likewise.
19855 (compute_hash_table_work): Don't compute reg_set_in_block.
19856 (compute_transp): Use DF_REG_DEF_CHAINs.
19857 (local_cprop_pass): Don't use compute_sets and related functions.
19858 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19859 Use get_max_uid() instead of max_cuid.
19860 (insert_insn_end_basic_block, pre_insert_copy_insn,
19861 update_ld_motion_stores): Don't try to
19862 keep reg_set tables up to date.
19863 (pre_insert_copies): Use df insn LUIDs.
19864 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19865 (reg_set_info): Don't use extra bitmap argument.
19866 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19867 information to compute regs_set_in_block.
19868 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19869 (bypass_jumps): Don't use compute_sets and friends.
19871 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19874 * opts.c (undocumented_msg): Do not leave blank even with
19877 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19879 * c-decl.c (build_enumerator): Allow values folding to integer
19880 constants but not integer constant expressions with a pedwarn if
19883 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19886 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19887 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19888 type is an integer constant.
19890 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19893 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19896 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19899 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19900 with variably modified return type and no storage class
19901 specifiers, except for the case of nested functions. Distinguish
19902 extern declarations of functions with variably modified return
19903 types from those of objects with variably modified types.
19905 2009-04-25 Jan Hubicka <jh@suse.cz>
19907 * tree.c (list_equal_p): New function.
19908 * tree.h (list_equal_p): Declare.
19909 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19910 basic_block_def, basic_block, const_basic_block): New.
19911 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19912 (redirect_eh_edge): New function.
19913 (make_eh_edge_update_phi): EH edges are not abnormal.
19914 * except.c: Include tree-flow.h.
19915 (list_match): New function.
19916 (eh_region_replaceable_by_p): New function.
19917 (replace_region): New function.
19918 (hash_type_list): New function.
19919 (hash_eh_region): New function.
19920 (eh_regions_equal_p): New function.
19921 (merge_peers): New function.
19922 (remove_unreachable_regions): Verify EH tree when checking;
19924 (copy_eh_region_1): New function.
19925 (copy_eh_region): New function.
19926 (push_reachable_handler): New function.
19927 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19928 regions without label but with live RESX.
19929 * except.h (redirect_eh_edge_to_label): New.
19930 * tree-flow.h (redirect_eh_edge): New.
19931 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19932 basic_block_def, basic_block, const_basic_block): Remove.
19933 * Makefile.in (except.o): Add dependency on tree-flow.h
19934 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19935 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19938 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19941 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19942 on the destination of memcpy.
19944 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19946 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19947 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19948 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19950 2009-04-25 Jan Hubicka <jh@suse.cz>
19952 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19953 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19954 to be reached by different label than left.
19955 (update_eh_edges): Update comment; remove edge_to_remove if possible
19956 and return true if suceeded.
19957 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19958 (cleanup_eh): Compute sharing map.
19959 * except.c (remove_eh_handler_and_replace): Add argument if we should
19961 (remove_unreachable_regions): Update for label sharing.
19962 (label_to_region_map): Likewise.
19963 (get_next_region_sharing_label): New function.
19964 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19966 (remove_eh_handler): Update.
19967 (remove_eh_region_and_replace_by_outer_of): New function.
19968 * except.h (struct eh_region): Add next_region_sharing_label.
19969 (remove_eh_region_and_replace_by_outer_of,
19970 get_next_region_sharing_label): Declare.
19971 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19973 2009-04-25 Jan Hubicka <jh@suse.cz>
19975 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19976 insert code even if they are not critical.
19978 2009-04-25 Jan Hubicka <jh@suse.cz>
19980 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19981 (gimple_can_remove_branch_p): EH edges won't remove branch by
19983 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19984 updating of non-abnormal EH edges.
19985 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19986 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19987 (split_critical_edges): Split also edges where emitting code on them
19988 will lead to splitting later.
19990 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19991 H.J. Lu <hongjiu.lu@intel.com>
19994 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19995 the configured assembler supports fildq and fistpq mnemonics.
19996 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19997 * configure: Regenerated.
19998 * config.in: Ditto.
20000 * config/i386/i386.c (print_operand): Handle 'Z'.
20001 ['z']: Remove handling of special fild/fist suffixes.
20002 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20003 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20004 suffix of fild insn.
20005 (*floatsi<mode>2_vector_mixed): Ditto.
20006 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20007 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20008 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20009 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20010 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20012 2009-04-25 Ben Elliston <bje@au.ibm.com>
20014 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20015 the source of a set operation.
20017 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20019 * target.h (struct gcc_target): Add case_values_threshold field.
20020 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20021 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20022 * targhooks.c (default_case_values_threshold): New function.
20023 * targhooks.h (default_case_values_threshold): Declare function.
20024 * stmt.c (expand_case): Use case_values_threshold target hook.
20025 * expr.h (case_values_threshold): Remove declartation.
20026 * expr.c (case_values_threshold): Remove function.
20027 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20029 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20030 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20031 (avr_case_values_threshold): Declare as static.
20032 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20034 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20035 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20036 (mn10300_case_values_threshold): New function.
20038 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20040 * ira.c (setup_cover_and_important_classes): Add enum cast.
20042 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20044 * genpreds.c (write_enum_constraint_num): Output definition of
20045 CONSTRAINT_NUM_DEFINED_P macro.
20046 * ira.c (setup_cover_and_important_classes): Use
20047 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20049 2009-04-24 DJ Delorie <dj@redhat.com>
20051 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20052 __SH2A_SINGLE_ONLY__ also.
20054 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20056 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20057 (movdf_internal): Ditto.
20058 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20059 SFmode and DFmode constants.
20060 (ia64_print_operand): Add 'G' format for printing
20061 floating point constants.
20063 2009-04-24 Richard Guenther <rguenther@suse.de>
20065 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20066 from unsigned additions.
20068 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20070 * c-typeck.c (set_init_index): Allow array designators that are
20071 not integer constant expressions with a pedwarn if pedantic.
20073 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20075 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20076 zero if no overlap in nonzero bits between the operands.
20078 2009-04-24 Ian Lance Taylor <iant@google.com>
20080 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20081 (record_dead_and_set_regs): Likewise.
20082 * df.h (struct df_mw_hardreg): Change flags field to int.
20083 (struct df_base_ref): Likewise.
20084 (struct df): Change changeable_flags field to int.
20085 * df-scan.c (df_defs_record): Change clobber_flags to int.
20086 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20087 constants rather than #define macros.
20088 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20089 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20090 (enum dwarf_calling_convention): Likewise.
20091 (enum dwarf_line_number_x_ops): Likewise.
20092 (enum dwarf_call_frame_info): Likewise.
20093 (enum dwarf_source_language): Likewise.
20094 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20095 (add_calling_convention_attribute): Likewise.
20096 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20097 (combine_comparisons): Change compcode to int. Add cast to enum type.
20098 * genrecog.c (maybe_both_true_2): Change c to int.
20099 (write_switch): Likewise. Add cast to enum type.
20100 * gimplify.c (gimplify_omp_for): Handle return values from
20101 gimplify_expr using MIN rather than bitwise or.
20102 (gimplify_expr): Add cast to enum type.
20103 * ipa-prop.c (update_jump_functions_after_inlining): Change
20104 IPA_BOTTOM to IPA_JF_UNKNOWN.
20105 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20106 Add casts to enum type.
20107 (setup_cover_and_important_classes): Change cl to int. Add casts
20109 (setup_class_translate): Change cl and mode to int.
20110 (ira_init_once): Change mode to int.
20111 (free_register_move_costs): Likewise.
20112 (setup_prohibited_mode_move_regs): Add casts to enum type.
20113 * langhooks.c (add_builtin_function_common): Rework assertion that
20114 value fits bitfield.
20115 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20116 * omega.c (omega_do_elimination): Avoid math on enum types.
20117 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20118 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20119 int local to handle integral_argment value.
20120 * regmove.c (try_auto_increment): Change PUT_MODE to
20122 * reload.c (push_secondary_reload): Add casts to enum type.
20123 (secondary_reload_class, find_valid_class): Likewise.
20124 * reload1.c (emit_input_reload_insns): Likewise.
20125 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20126 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20127 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20129 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20130 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20132 (expand_complex_libcall): Add casts to enum type.
20133 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20134 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20135 with ERROR_MARK, not NUM_TREE_CODES.
20136 (vect_create_epilog_for_reduction): Likewise.
20137 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20138 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20139 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20141 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20142 vect_unused_in_loop. Change 0 to loop_vect.
20143 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20144 * var-tracking.c (get_init_value): Change return type to enum
20146 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20147 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20149 (arm_override_options): Add casts to enum type.
20150 (arm_emit_tls_decoration): Likewise.
20151 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20153 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20154 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20155 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20157 * config/s390/s390.c (code_for_builtin_64): Change to array of
20159 (code_for_builtin_31): Likewise.
20160 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20162 * config/sparc/sparc.c (sparc_override_options): Change value
20163 field in struct code_model to enum cmodel. In initializer change
20164 0 to NULL and add cast to enum type.
20166 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20167 Change all callers. Issue a -Wc++-compat warning using
20168 lhs_origtype if necessary.
20169 (convert_for_assignment): Issue -Wc++-compat warnings about
20170 invalid conversions to enum type on assignment.
20171 * c-common.h (build_modify_expr): Update declaration.
20173 2009-04-24 Nick Clifton <nickc@redhat.com>
20175 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20176 (function_arg_advance): Likewise.
20177 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20180 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20182 * config/s390/constraints.md ('I', 'J'): Fix condition.
20184 2009-04-24 Diego Novillo <dnovillo@google.com>
20186 * gengtype-parse.c (parse_error): Add newline after message.
20188 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20190 * config/i386/sse.md (avxmodesuffixs): Removed.
20191 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20192 (*avx_pinsr<ssevecsize>): This.
20194 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20196 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20197 follow chains of regs with a single definition, and allow expressions
20198 that are function_invariant_p.
20199 (simple_rhs_p): Allow expressions that are function_invariant_p.
20201 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20203 PR middle-end/39867
20204 * fold-const.c (fold_cond_expr_with_comparison): When folding
20205 > and >= to MAX, make sure the MAX uses the same type as the
20206 comparison's operands.
20208 2009-04-24 Nick Clifton <nickc@redhat.com>
20210 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20211 addressing for DImode accesses.
20212 (frv_print_operand_address): Handle PLUS case.
20213 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20215 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20217 PR rtl-optimization/39794
20218 * alias.c (canon_true_dependence): Add x_addr argument.
20219 * rtl.h (canon_true_dependence): Adjust prototype.
20220 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20221 * cselib.c (cselib_invalidate_mem): Likewise.
20222 * gcse.c (compute_transp): Likewise.
20223 * dse.c (scan_reads_nospill): Likewise.
20224 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20225 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20226 canon_base_addr of the group, plus optional offset.
20227 (struct group_info): Rename canon_base_mem to
20229 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20230 canon_rtx of base_mem.
20232 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20234 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20235 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20237 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20239 * config/spu/spu-builtins.h: Delete file.
20241 * config/spu/spu.h (enum spu_builtin_type): Move here from
20243 (struct spu_builtin_description): Likewise. Add GTY marker.
20244 Do not use enum spu_function_code or enum insn_code.
20245 (spu_builtins): Add extern declaration.
20247 * config/spu/spu.c: Do not include "spu-builtins.h".
20248 (enum spu_function_code, enum spu_builtin_type_index,
20249 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20250 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20251 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20252 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20253 (spu_builtin_types): Make static. Add GTY marker.
20254 (spu_builtins): Add extern declaration with GTY marker.
20255 Include "gt-spu.h".
20257 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20258 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20259 Check programmatically whether all parameters are scalar.
20261 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20263 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20265 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20266 assignment from the constructor either if the target is volatile.
20268 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20270 * config/arm/arm.md (insv): Do not share operands[0].
20272 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20274 * config/vxlib-tls.c (active_tls_threads): Delete.
20275 (delete_hook_installed): New.
20276 (tls_delete_hook): Don't delete the delete hook.
20277 (tls_destructor): Delete it here.
20278 (__gthread_set_specific): Adjust installing the delete hook.
20279 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20280 __gthread_leave_tsd_dtor_context.
20282 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20284 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20286 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20288 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20290 (alpha_rtx_costs): Ditto.
20291 (emit_unlikely_jump): Use add_reg_note.
20292 (emit_frame_store_1): Ditto.
20293 (alpha_expand_prologue): Ditto.
20294 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20295 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20297 2009-04-23 Nick Clifton <nickc@redhat.com>
20299 * config/v850/v850.md (epilogue): Remove suppressed code.
20300 (return): Rename to return_simple and remove test of frame size.
20301 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20302 to gen_return_simple.
20304 2009-04-22 Jing Yu <jingyu@google.com>
20307 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20309 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20312 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20313 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20314 value is a VECTOR_CST, the element type is the element type of the
20317 2009-04-22 DJ Delorie <dj@redhat.com>
20319 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20321 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20323 * alias.c (find_base_term): Move around LO_SUM case, so that
20324 CONST falls through into PLUS/MINUS handling.
20327 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20328 into 0, use omit_one_operand.
20330 2009-04-23 Ben Elliston <bje@au.ibm.com>
20332 * config/rs6000/linux-unwind.h (get_regs): Remove type
20333 puns. Change the type of `pc' to an array of unsigned ints and
20334 update all users. Constify frame24.
20336 2009-04-22 DJ Delorie <dj@redhat.com>
20338 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20339 declarations before code.
20340 (current_function_special_page_vector): Likewise.
20341 (m32c_expand_insv): Silence a warning.
20343 2009-04-21 Taras Glek <tglek@mozilla.com>
20345 * alias.c: Update GTY annotations to new syntax.
20346 * basic-block.h: Likewise.
20347 * bitmap.h: Likewise.
20348 * c-common.h: Likewise.
20349 * c-decl.c: Likewise.
20350 * c-parser.c: Likewise.
20351 * c-pragma.c: Likewise.
20352 * c-tree.h: Likewise.
20353 * cfgloop.h: Likewise.
20354 * cgraph.h: Likewise.
20355 * config/alpha/alpha.c: Likewise.
20356 * config/arm/arm.h: Likewise.
20357 * config/avr/avr.h: Likewise.
20358 * config/bfin/bfin.c: Likewise.
20359 * config/cris/cris.c: Likewise.
20360 * config/darwin.c: Likewise.
20361 * config/frv/frv.c: Likewise.
20362 * config/i386/i386.c: Likewise.
20363 * config/i386/i386.h: Likewise.
20364 * config/i386/winnt.c: Likewise.
20365 * config/ia64/ia64.h: Likewise.
20366 * config/iq2000/iq2000.c: Likewise.
20367 * config/mips/mips.c: Likewise.
20368 * config/mmix/mmix.h: Likewise.
20369 * config/pa/pa.c: Likewise.
20370 * config/pa/pa.h: Likewise.
20371 * config/rs6000/rs6000.c: Likewise.
20372 * config/s390/s390.c: Likewise.
20373 * config/sparc/sparc.c: Likewise.
20374 * config/xtensa/xtensa.c: Likewise.
20375 * cselib.h: Likewise.
20376 * dbxout.c: Likewise.
20377 * dwarf2out.c: Likewise.
20378 * except.c: Likewise.
20379 * except.h: Likewise.
20380 * fixed-value.h: Likewise.
20381 * function.c: Likewise.
20382 * function.h: Likewise.
20383 * gimple.h: Likewise.
20384 * integrate.c: Likewise.
20385 * optabs.c: Likewise.
20386 * output.h: Likewise.
20387 * real.h: Likewise.
20389 * stringpool.c: Likewise.
20390 * tree-data-ref.c: Likewise.
20391 * tree-flow.h: Likewise.
20392 * tree-scalar-evolution.c: Likewise.
20393 * tree-ssa-address.c: Likewise.
20394 * tree-ssa-alias.h: Likewise.
20395 * tree-ssa-operands.h: Likewise.
20396 * tree.c: Likewise.
20397 * tree.h: Likewise.
20398 * varasm.c: Likewise.
20399 * varray.h: Likewise.
20401 * coretypes.h: Do not define GTY macro if it is already defined.
20402 * doc/gty.texi: Update GTY documentation to new syntax.
20403 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20404 annotations on structs.
20405 * gengtype-parse.c: Likewise.
20407 2009-04-22 Mark Heffernan <meheff@google.com>
20409 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20411 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20413 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20416 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20418 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20419 the same as a PLUS without a shift. Increase the cost of a
20422 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20424 * Makefile.in: Update dependencies.
20425 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20426 * errors.h: Remove bogus comment about compatibility.
20427 (warning): Update declaration.
20428 * genautomata.c: Update all calls to warning.
20429 * gimple.c: Do not include errors.h. Include toplev.h.
20430 * tree-ssa-structalias.c: Do not include errors.h.
20431 * omega.c: Likewise.
20432 * tree-ssa-reassoc.c: Likewise.
20433 * config/spu/spu-c.c: Likewise.
20434 * config/spu/t-spu-elf: Update dependencies.
20436 2009-04-22 Richard Guenther <rguenther@suse.de>
20438 PR tree-optimization/39824
20439 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20440 make sure the types are compatible.
20442 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20445 * c-common.c (c_parse_error): Take a token_flags parameter.
20446 Use token_type for the token type instead.
20447 Pass token_flags to cpp_type2name.
20448 * c-common.h (c_parse_error): Update declaration.
20449 * c-parser.c (c_parser_error): Pass 0 as token flags.
20451 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20453 PR rtl-optimization/39580
20454 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20456 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20458 * function.c (expand_function_end): Do not emit a jump to the "naked"
20459 return label for fall-through returns.
20460 * except.c (sjlj_emit_function_exit): Always place the call to the
20461 unregister function at the location installed by expand_function_end.
20463 2009-04-22 Richard Guenther <rguenther@suse.de>
20465 PR tree-optimization/39845
20466 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20467 (gen_inbound_check): Likewise.
20469 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20471 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20473 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20474 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20476 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20478 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20479 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20480 shift counts to avoid out-of-bounds array accesses.
20482 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20484 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20485 (Pmode): Move above.
20487 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20489 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20490 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20491 GET_CODE macro. Use IN_RANGE macro where appropriate.
20492 * config/alpha/alpha.h: Ditto.
20493 * config/alpha/alpha.md: Ditto.
20494 * config/alpha/constraints.md: Ditto.
20495 * config/alpha/predicates.md: Ditto.
20497 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20499 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20500 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20501 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20502 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20503 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20504 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20505 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20506 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20507 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20508 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20509 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20510 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20511 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20512 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20513 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20514 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20515 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20516 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20517 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20518 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20519 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20520 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20521 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20522 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20523 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20524 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20525 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20527 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20529 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20530 references from comments.
20531 * cfgbuild.c: (count_basic_blocks): Delete.
20532 (find_basic_blocks_1): Delete.
20533 (find_basic_blocks): Delete.
20534 * except.c (finish_eh_generation): Make static. Move comment from
20535 except.h here. Remove find_basic_blocks references from comments.
20536 * except.h (finish_eh_generation): Delete.
20537 * basic-block.h (find_basic_blocks): Delete.
20538 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20540 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20542 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20543 (sdbout_parms): Likewise.
20545 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20547 * config/sh/sh.c (prepare_cbranch_operands): Use
20548 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20549 (expand_cbranchdi4): Likewise.
20550 (from_compare): Add cast to enum type.
20551 (expand_cbranchsi4): Use add_reg_note.
20552 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20553 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20554 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20555 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20556 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20557 instead of CODE_FOR_nothing.
20558 (cbranchdi4): Likewise. Fix the order of arguments for
20560 (push_fpscr): Use add_reg_note.
20561 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20562 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20564 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20566 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20567 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20568 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20569 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20570 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20571 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20572 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20573 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20574 config/alpha/x-vms, config/arc/t-arc,
20575 config/arm/README-interworking, config/arm/arm-c.c,
20576 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20577 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20578 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20579 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20580 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20581 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20582 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20583 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20584 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20585 config/cris/t-elfmulti, config/crx/t-crx,
20586 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20587 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20588 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20589 config/h8300/t-h8300, config/i386/athlon.md,
20590 config/i386/darwin-libgcc.10.4.ver,
20591 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20592 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20593 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20594 config/i386/t-linux64, config/i386/t-nwld,
20595 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20596 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20597 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20598 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20599 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20600 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20601 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20602 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20603 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20604 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20605 config/m68k/t-uclinux, config/mcore/t-mcore,
20606 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20607 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20608 config/mips/crtn.asm, config/mips/irix-crti.asm,
20609 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20610 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20611 config/mips/mips-fixed.md, config/mips/sb1.md,
20612 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20613 config/mips/t-iris6, config/mips/t-isa3264,
20614 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20615 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20616 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20617 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20618 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20619 config/mn10300/t-linux, config/mn10300/t-mn10300,
20620 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20621 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20622 config/picochip/libgccExtras/clzsi2.asm,
20623 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20624 config/rs6000/darwin-libgcc.10.4.ver,
20625 config/rs6000/darwin-libgcc.10.5.ver,
20626 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20627 config/rs6000/t-aix43, config/rs6000/t-aix52,
20628 config/rs6000/t-darwin, config/rs6000/t-fprules,
20629 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20630 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20631 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20632 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20633 config/rs6000/t-rtems, config/rs6000/t-spe,
20634 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20635 config/score/t-score-elf, config/sh/divcost-analysis,
20636 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20637 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20638 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20639 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20640 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20641 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20642 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20643 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20644 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20645 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20646 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20647 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20648 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20649 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20650 * config/h8300/genmova.sh: Include copyright and license notices
20651 in generated output.
20652 * config/h8300/mova.md: Regenerate.
20653 * doc/install.texi2html: Include word "Copyright" in copyright
20654 notice and use name "Free Software Foundation, Inc.".
20655 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20656 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20657 ChangeLog-2007, ChangeLog-2008: Correct dates.
20659 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20661 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20662 NE_EXPR operations as well.
20663 * c-parser.c (c_parser_condition): Do not set location information on
20665 (c_parser_conditional_expression): Likewise.
20666 (c_parser_binary_expression): Set location information on operators.
20667 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20668 TRUTH_NOT_EXPR has been folded.
20669 * fold-const.c (fold_truth_not_expr): Copy location information from
20670 the incoming expression to the outgoing one.
20671 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20672 recursive calls on the LHS of the operator but pass that of the
20673 operator to recursive calls on the RHS of the operator. Set it
20675 (shortcut_cond_expr): Set the locus of the operator on the second
20676 COND_EXPR and that of the expression on the first in degenerate cases.
20677 Pass the locus of the expression to calls to shortcut_cond_r.
20678 Set the locus of the 'then' block on the associated jump, if any.
20679 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20680 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20681 expression to call to gimplify_boolean_expr.
20683 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20685 * config.gcc: Add additional configuration for
20686 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20687 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20688 (CPP_SPEC): Redefine for allowing -municode option.
20689 (STARTFILE_SPEC): Likewise.
20690 * config/i386/t-mingw-w64: New.
20691 * config/i386/mingw-w64.opt: New.
20692 (municode): Add new target option.
20693 * doc/invoke.texi (municode): Add documentation for new option.
20695 2009-04-21 Ian Lance Taylor <iant@google.com>
20697 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20698 Correct test for number of arguments.
20699 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20701 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20703 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20704 argument of emit_library_call.
20706 2009-04-21 Richard Guenther <rguenther@suse.de>
20708 PR middle-end/39829
20709 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20710 inside VIEW_CONVERT_EXPRs.
20712 2009-04-21 Martin Jambor <mjambor@suse.cz>
20714 * tree-switch-conversion.c (build_constructors): Split a long line.
20715 (constructor_contains_same_values_p): New function.
20716 (build_one_array): Create assigns of constants if possible, do not
20717 call mark_sym_for_renaming, call update_stmt.
20718 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20719 make_rename_temp. Do not call mark_symbols_for_renaming, call
20721 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20722 find_new_referenced_vars, call update_stmt.
20723 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20724 instead of calling make_rename_temp. Do not call
20725 find_new_referenced_vars or mark_symbols_for_renaming, call
20728 2009-04-21 Richard Guenther <rguenther@suse.de>
20730 PR tree-optimization/39827
20731 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20732 (tree_ssa_phiprop): Pass the correct array size.
20734 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20736 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20738 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20741 * c-typeck.c (lvalue_p): Move declaration ...
20742 * c-common.h (lvalue_p): ... to here.
20743 * c-common.c (candidate_equal_p): New.
20744 (add_tlist): Use it.
20745 (merge_tlist): Use it.
20746 (warn_for_collisions_1): Likewise.
20747 (warning_candidate_p): Accept more candidates.
20748 (verify_tree): A warning candidate can be an expression. Use
20751 2009-04-21 Ben Elliston <bje@au.ibm.com>
20754 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20755 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20756 options. Remove -mcall-solaris documentation.
20758 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20761 * doc/invoke.texi (-Wlong-long): Update description.
20762 * c-lex (interpret_integer): Only warn if there was no previous
20763 overflow and -Wlong-long is enabled.
20764 * c-decl.c (declspecs_add_type): Drop redundant flags.
20765 * c.opt (Wlong-long): Init to -1.
20766 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20767 and front-end warn_long_long. Wlong-long only depends on other
20768 flags if it is uninitialized.
20769 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20770 the same for CPP and FE.
20771 (restore_extension_diagnostics): Likewise.
20773 2009-04-20 Ian Lance Taylor <iant@google.com>
20775 Fix enum conversions which are invalid in C++:
20776 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20777 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20778 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20779 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20780 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20781 (dbxout_parms): Likewise.
20782 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20783 (df_clear_flags): Likewise.
20784 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20785 top_flag parameter to int.
20786 (df_chain_create_bb_process_use): Likewise.
20787 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20789 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20790 (df_ref_create_structure, df_def_record_1): Likewise.
20791 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20792 (df_notes_rescan): Change 0 to VOIDmode in function call.
20793 (df_get_call_refs, df_insn_refs_collect): Likewise.
20794 (df_bb_regs_collect): Likewise.
20795 (df_entry_block_defs_collect): Likewise.
20796 (df_exit_block_uses_collect): Likewise.
20797 * df.h: Update declarations.
20798 * double-int.c (double_int_divmod): Add cast to enum type.
20799 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20800 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20801 (based_loc_descr): Likewise.
20802 (loc_descriptor_from_tree_1): Change first_op and second_op to
20803 enum dwarf_location_atom. Add cast to enum type.
20804 * expmed.c (init_expmed): Change 0 to SET in function call.
20805 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20806 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20807 (do_store_flag): Likewise.
20808 * fixed-value.h (struct fixed_value): Change mode to enum
20810 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20811 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20813 (insert_insn_decl, insert_decl, insert_state): Likewise.
20814 (automata_list_finish): Likewise.
20815 * genrecog.c (process_define_predicate): Add cast to enum type.
20816 * gensupport.c (init_predicate_table): Add cast to enum type.
20817 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20819 (gimple_build_call_1, gimple_build_label): Likewise.
20820 (gimple_build_goto, gimple_build_asm_1): Likewise.
20821 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20822 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20823 (enum fallback): Rename from enum fallback_t.
20824 (fallback_t): Typedef as int.
20825 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20826 GSI_SAME_STMT in function call.
20827 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20829 (setup_reg_class_relations): Likewise.
20830 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20831 (setup_prohibited_class_mode_regs): Add cast to enum type.
20832 (setup_prohibited_mode_move_regs): Likewise.
20833 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20834 (record_address_regs): Change i to enum reg_class.
20835 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20836 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20837 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20838 (GET_MODE_2XWIDER_MODE): Likewise.
20839 (GET_CLASS_NARROWEST_MODE): Likewise.
20840 * omp-low.c (expand_omp_for): Add cast to enum type.
20841 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20842 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20843 * postreload.c (reload_cse_simplify_operands): Change rclass local
20845 * predict.c (combine_predictions_for_insn): Change best_predictor
20846 and predictor to enum br_predictor.
20847 (combine_predictions_for_bb): Likewise.
20848 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20849 use SET_PREDICT_EXPR_OUTCOME.
20850 * real.c (real_arithmetic): Change icode to code in function call.
20851 * reginfo.c (init_move_cost): Add casts to enum type.
20852 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20853 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20855 * reload.c (find_valid_class): Add casts to enum type.
20856 (push_reload): Change 0 to NO_REGS in function call.
20857 (find_reloads): Change this_alternative to array of enum
20858 reg_class. Remove some now-unnecessary casts.
20859 (make_memloc): Change 0 to VOIDmode in function call.
20860 * reload1.c (reload): Change 0 to VOIDmode in function call.
20861 (eliminate_regs_1, elimination_effects): Likewise.
20862 (eliminate_regs_in_insn): Likewise.
20863 (emit_input_reload_insns): Add cast to enum type.
20864 (delete_output_reload): Change 0 to VOIDmode in function call.
20865 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20866 to enum type in function call.
20867 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20868 (SET_PREDICT_EXPR_OUTCOME): Define.
20869 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20870 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20871 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20872 (dump_function): Likewise.
20873 * tree-dump.h: Update declarations.
20874 * tree-pass.h: Update declarations.
20875 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20876 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20878 (arm_rtx_costs_1): Correct parenthesization.
20879 (arm_rtx_costs): Add casts to enum type.
20880 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20881 (vfp_emit_fstmd): Use add_rg_note.
20882 (emit_multi_reg_push, emit_sfm): Likewise.
20883 (thumb_set_frame_pointer): Likewise.
20884 (arm_expand_prologue): Likewise.
20885 (arm_regno_class): Change return type to enum reg_class.
20886 (thumb1_expand_prologue): Use add_reg_note.
20887 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20888 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20890 * config/arm/gentune.sh: Add cast to enum type.
20891 * config/arm/arm-tune.md: Rebuild.
20892 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20893 (ix86_split_fp_branch, predict_jump): Likewise.
20894 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20895 insn_code to enum rtx_code.
20896 (ix86_builtin_vectorized_function): Add cast to enum type.
20897 * config/i386/i386.md (truncdfsf2): Change slot to enum
20899 (truncxf<mode>2, isinf<mode>2): Likewise.
20900 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20902 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20903 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20904 (insert_bundle_state): Change 1 to INSERT in function call.
20905 (ia64_add_bundle_selector_before): Likewise.
20906 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20907 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20908 (restore_stack_nonlocal): Likewise.
20909 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20911 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20913 (mips_rtx_costs): Likewise.
20914 (mips_override_options): Add casts to enum type.
20915 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20917 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20918 (store_reg, set_reg_plus_d): Likewise.
20919 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20920 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20922 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20924 (emit_unlikely_jump): Use add_reg_note.
20925 (rs6000_emit_allocate_stack): Likewise.
20926 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20927 (output_toc): Change 1 to INSERT in function call.
20928 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20929 (rs6000_initialize_trampoline): Likewise.
20930 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20932 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20933 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20934 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20935 (save_gprs): Use add_reg_note.
20936 (s390_emit_prologue): Likewise.
20937 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20938 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20939 (sparc_fold_builtin): Add cast to enum type.
20940 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20942 (spu_expand_prologue): Use add_reg_note.
20943 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20945 2009-04-20 Ian Lance Taylor <iant@google.com>
20947 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20948 (c_parser_postfix_expression_after_primary): Get VEC for list of
20949 arguments. Get original types of arguments. Call
20950 build_function_call_vec.
20951 (cached_expr_list_1, cached_expr_list_2): New static variables.
20952 (c_parser_expr_list): Change return type to VEC *. Add
20953 p_orig_types parameter. Change all callers.
20954 (c_parser_release_expr): New static function.
20955 (c_parser_vec_to_tree_list): New static function.
20956 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20957 call build_function_call_vec.
20958 (build_function_call_vec): New function, based on old
20959 build_function_call.
20960 (convert_arguments): Remove nargs and argarray parameters. Change
20961 values to a VEC. Add origtypes parameter.
20962 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20963 (convert_for_assignment): Add origtype parameter. Change all
20964 callers. If warn_cxx_compat, check for conversion to an enum
20965 type when calling a function.
20966 (store_init_value): Add origtype parameter. Change all callers.
20967 (digest_init): Likewise.
20968 (struct init_node): Add origtype field.
20969 (add_pending_init): Add origtype parameter. Change all callers.
20970 (output_init_element): Likewise.
20971 (output_pending_init_elements): Pass origtype from init_node to
20972 output_init_element.
20973 (process_init_element): Pass origtype from c_expr to
20974 output_init_element.
20975 (c_finish_return): Add origtype parameter. Change all callers.
20976 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20978 (sync_resolve_params): Likewise.
20979 (sync_resolve_return): Change params to first_param. Change caller.
20980 (resolve_overloaded_builtins): Change params to VEC *. Change
20981 callers. Save first parameter around call to build_function_call_vec.
20982 * c-decl.c (finish_decl): Add origtype parameter. Change all
20983 callers. Call build_function_call_vec rather than
20984 build_function_call for cleanup.
20985 * c-tree.h: Update declarations.
20986 * c-common.h: Update declarations.
20987 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20988 params to first_param.
20989 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20990 params parameter from tree to void *.
20991 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20992 Change arglist parameter to have type void *, and to be a pointer
20994 * config/rs6000/rs6000-protos.h
20995 (altivec_resolve_overloaded_builtin): Update declaration.
20996 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20997 fnargs parameter to have type void *, and to be a pointer to a
20998 VEC. Call build_function_call_vec instead of
20999 build_function_call.
21000 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21002 2009-04-20 Joey Ye <joey.ye@intel.com>
21003 Xuepeng Guo <xuepeng.guo@intel.com>
21004 H.J. Lu <hongjiu.lu@intel.com>
21006 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21008 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21009 (IX86_LEA_PRIORITY): Likewise.
21010 (distance_non_agu_define): New function.
21011 (distance_agu_use): Likewise.
21012 (ix86_lea_for_add_ok): Likewise.
21013 (ix86_dep_by_shift_count): Likewise.
21015 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21016 should split for LEA.
21018 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21020 (ix86_dep_by_shift_count): Likewise.
21022 2009-04-20 Richard Guenther <rguenther@suse.de>
21024 * expr.c (handled_component_p): Move ...
21025 * tree.h (handled_component_p): ... here.
21026 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21027 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21028 and REALPART_EXPR to be in one group.
21030 2009-04-20 Richard Guenther <rguenther@suse.de>
21032 * basic-block.h (get_all_dominated_blocks): Declare.
21033 * dominance.c (get_all_dominated_blocks): New function.
21034 * tree-cfg.c (get_all_dominated_blocks): Remove.
21035 (remove_edge_and_dominated_blocks): Adjust.
21036 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21037 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21038 instead of recursing.
21040 2009-04-20 Doug Kwan <dougkwan@google.com>
21042 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21043 (struct cgraph_node_set_def): New type.
21044 (cgraph_node_set) New type. Also declare vector functions.
21045 (struct cgraph_node_set_element_def): New type.
21046 (cgraph_node_set_element): Ditto.
21047 (cgraph_node_set_iterator): New iterator type.
21048 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21049 cgraph_node_set_remove, dump_cgraph_node_set,
21050 debug_cgraph_node_set): New prototypes.
21051 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21052 cgraph_node_set_size): New inlines.
21053 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21054 including cgraph.h.
21055 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21056 argument to function 'write_summary'.
21057 * ipa.c: Include ggc.h.
21058 (hash_cgraph_node_set_element,
21059 eq_cgraph_node_set_element, cgraph_node_set_new,
21060 cgraph_node_set_add, cgraph_node_set_remove,
21061 cgraph_node_set_find, dump_cgraph_node_set,
21062 debug_cgraph_node_set): New functions.
21063 * Makefile.in (ipa.o): Add dependency on GGC_H.
21065 2009-04-20 Ira Rosen <irar@il.ibm.com>
21067 PR tree-optimization/39675
21068 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21069 check of the return code of vect_schedule_slp. Check that
21070 stmt_vec_info still exists for the statement, before checking its
21071 vectorization type.
21073 2009-04-20 Michael Matz <matz@suse.de>
21075 * Makefile.in (generated_files): Take out $(simple_generated_c).
21077 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21079 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21080 (UINTPTR_TYPE): Likewise.
21082 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21085 * c-typeck.c (digest_init): Check for initializing an array with a
21088 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21091 * c-semantics.c (pop_stmt_list): Propagate
21092 STATEMENT_LIST_HAS_LABEL to parent statement list.
21094 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21096 * config/mips/mips.h (mips_tune_attr): New macro.
21097 * config/mips/mips.md (cpu): Use it.
21099 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21102 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21105 2009-04-19 Diego Novillo <dnovillo@google.com>
21107 * toplev.c (compile_file): Move call to coverage_finish ...
21108 * cgraphunit.c (ipa_passes): ... here.
21109 Call cgraph_process_new_functions.
21110 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21111 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21113 2009-04-19 Jan Hubicka <jh@suse.cz>
21115 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21117 (dump_cgraph_node): Dump can throw external flag.
21118 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21120 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21124 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21125 * common.opt (Wlogical-op): Move from here...
21126 * c.opt (Wlogical-op): ... to here.
21127 * c-typeck.c (parser_build_binary_op): Update call to
21128 warn_logical_operator.
21129 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21131 * c-common.c (warn_logical_op): Update.
21132 * c-common.h (warn_logical_op): Update declaration.
21134 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21136 * tree.c (protected_set_expr_location): Fix formatting.
21138 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21141 * c-typeck.c (readonly_warning): new.
21142 (build_unary_op, build_modify_expr): Use readonly_warning for
21143 storing into something readonly but not const-qualified.
21145 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21148 * c-typeck.c (build_unary_op): Check for taking address of
21149 expression of type void.
21151 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21154 * c-typeck.c (build_function_call): Check for calling a function
21155 with qualified void return types. Call require_complete_type when
21158 2009-04-18 Jan Hubicka <jh@suse.cz>
21160 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21162 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21163 can_throw_external flag.
21164 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21165 * ipa-pure-const.c (ignore_edge): New function.
21166 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21167 only over can_throw_external edges.
21168 (local_pure_const): Add nothrow flag.
21169 * ipa-utils.c (searchc): Add ignore_edge callback.
21170 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21171 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21172 (set_nothrow_function_flags): Update cgraph.
21173 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21175 2009-04-18 Richard Guenther <rguenther@suse.de>
21177 PR middle-end/39804
21178 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21179 (fold_stmt): ... this and ...
21180 (fold_stmt_inplace): ... this.
21181 (fold_stmt_1): Fold references in calls and asms.
21182 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21184 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21186 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21187 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21189 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21191 * tree.c (function_args_count): Remove.
21192 * tree.h: Remove the prototype for function_args_count.
21194 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21196 * tree-iterator.c (expr_only): Remove.
21197 * tree.h: Remove the prototype for expr_only.
21199 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21201 * reginfo.c (cannot_change_mode_set_regs): Remove.
21202 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21204 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21206 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21207 whether operands 0 and 1 overlaps.
21209 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21211 PR middle-end/36902
21212 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21213 pointer. Use warning_at instead of warning.
21214 (search_for_addr_array): Likewise.
21215 (check_array_bounds): Likewise.
21216 (check_all_array_refs): Check that the incoming edge is not in the
21217 list of edges to be removed.
21218 (check_all_array_refs): Avoid the temporal pointer.
21219 (vrp_visit_cond_stmt): Fix typo.
21220 (simplify_switch_using_ranges): Handle the case where the switch
21221 index is an integer constant.
21223 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21225 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21227 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21229 * doc/extend.texi, doc/invoke.texi: Fix typos.
21231 2009-04-17 Cary Coutant <ccoutant@google.com>
21233 * tree-flow-inline.h (get_lineno): Fix inverted test.
21235 2009-04-17 Diego Novillo <dnovillo@google.com>
21237 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21238 assertion for AVAIL_OUT.
21240 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21243 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21244 * config/sh/linux-atomic.asm: Likewise.
21246 2009-04-17 Diego Novillo <dnovillo@google.com>
21248 * except.c (debug_eh_tree): New.
21249 (struct eh_region, struct eh_status): Move ...
21250 * except.h: ... here.
21251 (add_type_for_runtime): Declare extern.
21252 (lookup_type_for_runtime): Likewise.
21253 (debug_eh_tree): Declare.
21254 * Makefile.in (GTFILES): List except.h before except.c
21256 2009-04-17 Diego Novillo <dnovillo@google.com>
21258 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21259 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21260 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21261 (find_vars_r): ... here.
21262 * tree-flow.h (find_referenced_vars_in): Declare.
21263 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21264 that AVAIL_OUT exists for BLOCK.
21265 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21266 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21267 (tree-parloops.o): Likewise.
21269 2009-04-17 Simon Baldwin <simonb@google.com>
21271 * toplev.c (default_tree_printer): Add handling for %E format.
21273 2009-04-17 Diego Novillo <dnovillo@google.com>
21275 * tree-pretty-print.c (dump_generic_node): Add break after
21276 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21277 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21278 FUNCTION_TYPE together. Call print_struct_decl when printing
21279 structures and TDF_SLIM is not given.
21280 (print_struct_decl): Fix logic for detecting recursion.
21282 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21285 * gcc.c (create_at_file): New.
21286 (compile_input_file_p): New.
21287 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21288 * main.c (main): Update call to toplev_main.
21289 * toplev.c (toplev_main): Change signature. Call expandargv.
21290 * toplev.h (toplev_main): Change signature.
21292 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21294 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21295 if the latter is not constant.
21297 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21299 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21301 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21303 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21304 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21306 2009-04-17 Richard Guenther <rguenther@suse.de>
21308 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21309 Handle component references view-converting an invariant address.
21311 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21313 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21314 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21315 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21316 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21317 Use @deftypevr rather than @deftypevar.
21319 2009-04-17 Richard Guenther <rguenther@suse.de>
21321 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21322 (get_prop_source_stmt): Likewise.
21323 (can_propagate_from): Likewise.
21325 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21327 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21328 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21329 (--with-multilib-list): Add default value.
21330 * configure: Regenerate.
21331 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21332 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21333 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21334 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21335 Don't add default cpu to multilib list unnecessarily, but do enable
21336 the relevant compiler option..
21337 Add support for --with-multilib-list=<blank> and
21338 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21339 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21340 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21341 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21342 TM_MULTILIB_CONFIG.
21343 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21344 (MULTILIB_OSDIRNAMES): New variable.
21345 * config/sh/t-1e: Delete file.
21346 * config/sh/t-mlib-sh1: Delete file.
21347 * config/sh/t-mlib-sh2: Delete file.
21348 * config/sh/t-mlib-sh2a: Delete file.
21349 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21350 * config/sh/t-mlib-sh2a-single: Delete file.
21351 * config/sh/t-mlib-sh2a-single-only: Delete file.
21352 * config/sh/t-mlib-sh2e: Delete file.
21353 * config/sh/t-mlib-sh3e: Delete file.
21354 * config/sh/t-mlib-sh4: Delete file.
21355 * config/sh/t-mlib-sh4-nofpu: Delete file.
21356 * config/sh/t-mlib-sh4-single: Delete file.
21357 * config/sh/t-mlib-sh4-single-only: Delete file.
21358 * config/sh/t-mlib-sh4a: Delete file.
21359 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21360 * config/sh/t-mlib-sh4a-single: Delete file.
21361 * config/sh/t-mlib-sh4a-single-only: Delete file.
21362 * config/sh/t-mlib-sh4al: Delete file.
21363 * config/sh/t-mlib-sh5-32media: Delete file.
21364 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21365 * config/sh/t-mlib-sh5-64media: Delete file.
21366 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21367 * config/sh/t-mlib-sh5-compact: Delete file.
21368 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21369 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21370 * doc/install.texi (Options specification): Add
21371 --with-multilib-list and --with-endian.
21373 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21375 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21377 (OBJS-common): Add plugin-version.o.
21378 (plugin-version.o): New.
21379 * gcc-plugin.h (plugin_gcc_version): New.
21380 (plugin_default_version_check): New.
21381 (plugin_init_func, plugin_init): Add version argument.
21382 * plugin-version.c: New.
21383 * plugin.c (str_plugin_gcc_version_name): New.
21384 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21385 pass it to the init function.
21386 (plugin_default_version_check): New.
21388 2009-04-17 Richard Guenther <rguenther@suse.de>
21390 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21391 for decl-vs-decl disambiguation.
21393 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21395 * config/s390/s390.h (s390_tune_attr): New macro definition.
21396 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21398 2009-04-17 Richard Guenther <rguenther@suse.de>
21400 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21401 (fold_stmt_r): Likewise.
21402 (maybe_fold_reference): New function.
21403 (fold_gimple_assign): Handle cases fold_stmt_r did.
21404 (fold_stmt): Do not use fold_stmt_r.
21405 (fold_stmt_inplace): Likewise.
21407 2009-04-17 Richard Guenther <rguenther@suse.de>
21409 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21410 (record_equivalences_from_stmt): Remove useless checks and
21412 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21413 the type is already suitable.
21415 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21417 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21419 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21421 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21422 (CMPtype): Define as __gcc_CMPtype.
21424 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21426 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21427 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21429 2009-04-17 Richard Guenther <rguenther@suse.de>
21431 PR tree-optimization/39746
21432 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21433 special-casing for builtins and static variable use/def.
21434 (call_may_clobber_ref_p_1): Likewise.
21436 2009-04-16 Ian Lance Taylor <iant@google.com>
21438 * df.h: Include "timevar.h".
21439 (struct df_problem): Change tv_id field to timevar_id_t.
21440 * tree-pass.h: Include "timevar.h".
21441 (struct opt_pass): Change tv_id field to timevar_id_t.
21442 * timevar.h (timevar_id_t): Define TV_NONE.
21443 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21444 TV_NONE rather than tv_id != 0.
21445 (execute_one_pass): Likewise.
21446 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21447 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21448 dependencies to $(TREE_PASS_H).
21449 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21451 (pass_branch_target_load_optimize2): Likewise.
21452 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21453 (pass_outof_cfg_layout_mode): Likewise.
21454 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21455 (pass_rebuild_cgraph_edges): Likewise.
21456 (pass_remove_cgraph_callee_edges): Likewise.
21457 * df-core.c (pass_df_initialize_opt): Likewise.
21458 (pass_df_initialize_no_opt): Likewise.
21459 (pass_df_finish): Likewise.
21460 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21461 * except.c (pass_set_nothrow_function_flags): Likewise.
21462 (pass_convert_to_eh_region_ranges): Likewise.
21463 * final.c (pass_compute_alignments): Likewise.
21464 * function.c (pass_instantiate_virtual_regs): Likewise.
21465 (pass_init_function): Likewise.
21466 (pass_leaf_regs): Likewise.
21467 (pass_match_asm_constraints): Likewise.
21468 * gimple-low.c (pass_lower_cf): Likewise.
21469 (pass_mark_used_blocks): Likewise.
21470 * init-regs.c (pass_initialize_regs): Likewise.
21471 * integrate.c (pass_initial_value_sets): Likewise.
21472 * ira.c (pass_ira): Likewise.
21473 * jump.c (pass_cleanup_barriers): Likewise.
21474 * omp-low.c (pass_expand_omp): Likewise.
21475 (pass_lower_omp): Likewise.
21476 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21477 * recog.c (pass_split_all_insns): Likewise.
21478 (pass_split_after_reload): Likewise.
21479 (pass_split_before_regstack): Likewise.
21480 (pass_split_before_sched2): Likewise.
21481 (pass_split_for_shorten_branches): Likewise.
21482 * reginfo.c (pass_reginfo_init): Likewise.
21483 (pass_subregs_of_mode_init): Likewise.
21484 (pass_subregs_of_mode_finish): Likewise.
21485 * passes.c (pass_postreload): Likewise.
21486 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21487 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21488 (pass_warn_function_return): Likewise.
21489 (pass_warn_function_noreturn): Likewise.
21490 * tree-complex.c (pass_lower_complex): Likewise.
21491 (pass_lower_complex_O0): Likewise.
21492 * tree-if-conv.c (pass_if_conversion): Likewise.
21493 * tree-into-ssa.c (pass_build_ssa): Likewise.
21494 * tree-mudflap.c (pass_mudflap_1): Likewise.
21495 (pass_mudflap_2): Likewise.
21496 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21497 (pass_mudflap_2): Likewise.
21498 * tree-nrv.c (pass_return_slot): Likewise.
21499 * tree-object-size.c (pass_object_sizes): Likewise.
21500 * tree-optimize.c (pass_all_optimizations): Likewise.
21501 (pass_early_local_passes): Likewise.
21502 (pass_all_early_optimizations): Likewise.
21503 (pass_cleanup_cfg): Likewise.
21504 (pass_cleanup_cfg_post_optimizing): Likewise.
21505 (pass_free_datastructures): Likewise.
21506 (pass_free_cfg_annotations): Likewise.
21507 (pass_fixup_cfg): Likewise.
21508 (pass_init_datastructures): Likewise.
21509 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21510 (pass_late_warn_uninitialized): Likewise.
21511 (pass_update_address_taken): Likewise.
21512 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21513 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21514 (pass_cse_sincos): Likewise.
21515 (pass_convert_to_rsqrt): Likewise.
21516 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21517 * tree-stdarg.c (pass_stdarg): Likewise.
21518 * tree-tailcall.c (pass_tail_recursion): Likewise.
21519 (pass_tail_calls): Likewise.
21520 * tree-vect-generic.c (pass_lower_vector): Likewise.
21521 (pass_lower_vector_ssa): Likewise.
21522 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21524 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21526 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21528 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21530 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21531 logical and signext.
21533 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21536 * config/sh/predicates.md (arith_operand): Check if the operand
21537 of TRUNCATE is a REG.
21539 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21541 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21542 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21544 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21546 * tree-iterator.c (tsi_split_statement_list_after,
21547 tsi_split_statement_list_before): Remove.
21548 * tree-iterator.h: Remove the prototypes for
21549 tsi_split_statement_list_after and tsi_split_statement_list_before.
21551 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21553 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21554 * tree-ssa-propagate.h: Remove the prototype for
21555 stmt_makes_single_load.
21557 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21559 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21560 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21562 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21564 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21566 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21568 * except.c (eh_region_outer_p): Remove.
21569 * except.h: Remove the prototype for eh_region_outer_p.
21571 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21573 * function.c (current_function_assembler_name): Remove.
21574 * function.h: Remove the prototype for
21575 current_function_assembler_name.
21577 2009-04-16 Ian Lance Taylor <iant@google.com>
21579 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21580 (add_reg_note): Call alloc_reg_note.
21581 * rtl.h (alloc_reg_note): Declare.
21582 * combine.c (try_combine): Use alloc_reg_note.
21583 (recog_for_combine, move_deaths): Likewise.
21584 (distribute_notes): Use alloc_reg_note and add_reg_note.
21585 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21586 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21587 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21589 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21591 PR rtl-optimization/39762
21592 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21593 ira_may_move_out_cost): Add comments about way of their usage.
21594 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21596 * ira-conflicts.c (process_regs_for_copy): Use function
21597 ira_get_register_move_cost instead of global
21598 ira_register_move_cost.
21600 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21601 color_pass, move_spill_restore, update_curr_costs): Ditto.
21603 * ira-lives.c (process_single_reg_class_operands): Ditto.
21605 * ira-emit.c (emit_move_list): Ditto.
21607 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21608 (record_reg_classes): Ditto. Use functions
21609 ira_get_register_move_cost and ira_get_may_move_cost instead of
21610 global vars ira_register_move_cost, ira_may_move_out_cost and
21611 ira_may_move_in_cost.
21612 (record_address_regs): Don't call ira_init_register_move_cost.
21613 Use function ira_get_may_move_cost instead of global
21614 ira_may_move_in_cost.
21615 (process_bb_node_for_hard_reg_moves): Use function
21616 ira_get_register_move_cost instead of global ira_register_move_cost.
21617 (ira_costs): Don't call ira_init_register_move_cost.
21619 2009-04-16 Richard Guenther <rguenther@suse.de>
21621 * tree-cfg.c (verify_gimple_assign_binary):
21622 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21623 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21624 (create_general_new_stmt): Note that this function is broken.
21626 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21628 * common.opt (fhelp): Add Var(help_flag).
21629 * gcc-plugin.h (plugin_info): Add help.
21630 * plugin.c (plugin_name_args): Add help.
21631 (register_plugin_info): Set plugin->help.
21632 (print_help_one_plugin): New.
21633 (print_plugins_help): New.
21634 * plugin.h (print_plugins_help): New.
21635 * toplev.c (toplev_main): Call print_plugins_help if needed.
21637 2009-04-16 Richard Guenther <rguenther@suse.de>
21639 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21640 (gimple_ior_addresses_taken_1): New function.
21641 (gimple_ior_addresses_taken): Likewise.
21642 * gimple.h (struct gimple_statement_with_ops_base): Remove
21643 addresses_taken member.
21644 (gimple_ior_addresses_taken): Declare.
21645 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21646 gimple_set_addresses_taken): Remove.
21647 * ipa-reference.c (mark_address): New function.
21648 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21649 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21650 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21651 (gimple_add_to_addresses_taken): Remove.
21652 (get_tmr_operands): Call mark_address_taken.
21653 (get_asm_expr_operands): Likewise.
21654 (get_expr_operands): Likewise.
21655 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21656 (free_stmt_operands): Do not free it.
21657 * tree-ssa.c (delete_tree_ssa): Likewise.
21658 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21660 2009-04-16 Richard Guenther <rguenther@suse.de>
21662 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21663 (walk_stmt_load_store_ops): Likewise.
21664 * gimple.c (get_base_loadstore): New function.
21665 (walk_stmt_load_store_addr_ops): Likewise.
21666 (walk_stmt_load_store_ops): Likewise.
21667 * ipa-pure-const.c (check_op): Simplify.
21668 (check_load, check_store): New functions.
21669 (check_stmt): Use walk_stmt_load_store_ops.
21670 * ipa-reference.c (mark_load): Adjust signature.
21671 (mark_store): Likewise.
21672 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21674 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21676 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21677 (plugin_info): New.
21678 * opts.c (common_handle_option): Don't call print_version.
21679 * plugin.c (plugin_name_args): Add version.
21680 (register_plugin_info): New.
21681 (register_callback): Handle PLUGIN_INFO.
21682 (try_init_one_plugin): New.
21683 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21685 (finalize_one_plugin): New.
21686 (finalize_plugins): New.
21687 (print_one_plugin): New.
21688 (print_plugins_versions): New.
21689 * plugin.h (print_plugins_versions): New.
21690 (finalize_plugins): New.
21691 * toplev.c (compile_file): Don't call initialize_plugins.
21692 (print_version): Call print_plugins_versions.
21693 (toplev_main): Call initialize_plugins. Print version if needed.
21694 Call finalize_plugins.
21696 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21698 * common.opt (fversion): New.
21699 * gcc.c (print_version): New.
21700 (process_command): Don't print the version. Just set print_version.
21701 (main): Print version. Call subprocesses if print_version and
21702 verbose_flag are set.
21703 * opts.c (common_handle_option): Handle OPT_fversion.
21705 2009-04-16 Richard Guenther <rguenther@suse.de>
21706 Ira Rosen <irar@il.ibm.com>
21708 PR tree-optimization/39698
21709 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21710 type of the reduction variable. Only generate the def if
21713 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21714 make sure to first convert to an integer of the same precision.
21715 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21716 the type of the evolution correctly in computing the new
21717 induction variable base.
21719 2009-04-16 Richard Guenther <rguenther@suse.de>
21721 PR middle-end/39625
21722 * tree-cfg.c (make_blocks): Split statements with to-be
21723 abnormal SSA names on the lhs.
21725 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21727 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21728 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21729 * c-typeck.c (really_start_incremental_init): Likewise.
21730 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21731 (TARGET_INITIALIZER): Remove it.
21732 * target.h (struct target): Remove vector_opaque_p.
21733 * tree.c (build_opaque_vector_type): New.
21734 * tree.h (TYPE_VECTOR_OPAQUE): New.
21735 (build_opaque_vector_type): Declare.
21736 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21737 * config/rs6000/rs6000.c (build_opaque_vector_type,
21738 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21739 (rs6000_init_builtins): Use build_opaque_vector_type for
21740 opaque_V4SI_type_node.
21742 2009-04-15 Catherine Moore <clm@codesourcery.com>
21744 * debug.h (set_name): Declare.
21745 * dwarf2out.c (dwarf2out_set_name): Declare.
21746 (dwarf2_debug_hooks): Add set_name.
21747 (find_AT_string): New.
21748 (add_AT_string): Call find_AT_string.
21749 (dwarf2out_set_name): New.
21750 * cp/decl.c (grokdeclarator): Call set_name.
21751 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21752 * debug.c (do_nothing_debug_hooks): Likewise.
21753 * dbxout.c (dbx_debug_hooks): Likewise.
21754 * sdbout.c (sdb_debug_hooks): Likewise.
21756 2009-04-15 Michael Eager <eager@eagercon.com>
21758 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21759 reg for single-precision FPU.
21760 * config/rs6000/rs6000.md (movsi_internal1): Only for
21761 !TARGET_SINGLE_FPU.
21762 (movsi_internal1_single): New. Add pattern to move SI values to/from
21763 single-precision FP regs.
21765 2009-04-15 Richard Guenther <rguenther@suse.de>
21767 * omp-low.c (lower_rec_input_clauses): Build correct address
21769 (expand_omp_for_generic): Fix multiplication type.
21770 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21771 (generate_memset_zero): Fix types.
21772 * tree-profile.c (prepare_instrumented_value): Correctly
21775 2009-04-15 Ian Lance Taylor <iant@google.com>
21777 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21778 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21779 for -Wall and for -Wc++-compat.
21780 (c_common_post_options): For C++, set warn_enum_compare if not
21782 * c-tree.h (struct c_expr): Add field original_type.
21783 (build_external_ref): Update declaration.
21784 * c-parser.c (c_parser_braced_init): Set original_type.
21785 (c_parser_initelt): Likewise.
21786 (c_parser_expr_no_commas): Likewise.
21787 (c_parser_conditional_expression): Likewise.
21788 (c_parser_cast_expression): Likewise.
21789 (c_parser_unary_expression): Likewise. Pull setting of
21790 original_code to top of function.
21791 (c_parser_sizeof_expression): Set original_type.
21792 (c_parser_alignof_expression): Likewise.
21793 (c_parser_postfix_expression): Likewise. Pull setting of
21794 original_code to top of function.
21795 (c_parser_postfix_expression_after_paren_type): Set original_type.
21796 (c_parser_postfix_expression_after_primary): Likewise.
21797 (c_parser_expression): Likewise.
21798 * c-typeck.c (build_external_ref): Add type parameter. Change all
21800 (c_expr_sizeof_expr): Set original_type field.
21801 (parser_build_unary_op): Likewise.
21802 (parser_build_binary_op): Likewise. Optionally warn about
21803 comparisons of enums of different types.
21804 (digest_init): Set original_type field.
21805 (really_start_incremental_init): Likewise.
21806 (push_init_level, pop_init_level): Likewise.
21807 * doc/invoke.texi (Warning Options): -Wenum-compare now
21810 2009-04-15 Richard Guenther <rguenther@suse.de>
21812 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21813 out a necessary conversion.
21814 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21815 names we didn't value number.
21816 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21818 2009-04-15 Richard Guenther <rguenther@suse.de>
21820 PR tree-optimization/39764
21821 * tree-ssa-ccp.c (get_value): Canonicalize value with
21822 canonicalize_float_value.
21824 2009-04-15 Jan Hubicka <jh@suse.cz>
21826 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21827 Wrong version of patch.
21829 2009-04-15 Jan Hubicka <jh@suse.cz>
21831 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21833 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21835 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21836 our distinct integral and vector types.
21838 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21840 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21841 * init.c (build_vtbl_address): Remove call to assemble_external.
21843 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21845 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21846 output for other floating point modes.
21848 2009-04-14 Diego Novillo <dnovillo@google.com>
21850 * diagnostic.c (diagnostic_report_diagnostic): Do not
21851 warn about loaded plugins for DK_ERROR and DK_WARNING.
21852 * c-decl.c (declspecs_add_type): Move call to
21853 invoke_plugin_callbacks ...
21854 * c-parser.c (c_parser_declspecs): ... here.
21855 * plugin.c (dump_active_plugins): Tidy output.
21857 2009-04-14 Diego Novillo <dnovillo@google.com>
21858 Le-Chun Wu <lcwu@google.com>
21860 * configure.ac: Add --enable-plugin support.
21861 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21862 * Makefile.in (PLUGIN_H): Define.
21863 Export ENABLE_PLUGIN and GMPINC to site.exp.
21864 Add PLUGINLIBS to link command.
21865 Add/modify dependencies for plugin.o and files including plugin.h.
21867 * config.in: Regenerate.
21869 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21872 2009-04-14 Le-Chun Wu <lcwu@google.com>
21874 * tree-pass.h (register_one_dump_file): Add a prototype for
21875 register_one_dump_file.
21876 * toplev.c (compile_file): Call initialize_plugins.
21877 (do_compile): Call invoke_plugin_callbacks.
21878 (toplev_main): Call invoke_plugin_callbacks.
21879 * common.opt: Add -fplugin= and -fplugin-arg-.
21880 * gcc-plugin.h: New public header file for plugins to include.
21881 * plugin.c: New source file.
21882 * plugin.h: New internal header file.
21883 * passes.c (register_one_dump_file): Make it external.
21885 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21887 2009-04-14 Diego Novillo <dnovillo@google.com>
21889 * doc/plugins.texi: New.
21890 * doc/gccint.texi: Add reference to Plugins chapter.
21891 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21892 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21893 loaded plugins, if any.
21894 * timevar.def (TV_PLUGIN_INIT): Define.
21895 (TV_PLUGIN_RUN): Define.
21896 * plugin.c: Include timevar.h
21897 (plugins_active_p): New.
21898 (dump_active_plugins): New.
21899 (debug_active_plugins): New.
21901 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21903 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21905 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21907 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21909 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21910 the same as a minus without a shift.
21912 2009-04-14 Nick Clifton <nickc@redhat.com>
21914 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21915 comparisons with small integers will always produce a short
21918 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21921 2008-12-19 Diego Novillo <dnovillo@google.com>
21923 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21925 2009-04-14 Richard Guenther <rguenther@suse.de>
21927 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21929 (verify_gimple_assign_binary): Likewise. Handle shifts and
21931 (verify_gimple_phi): Print the mismatched argument position.
21932 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21934 (vect_update_init_of_dr): Likewise.
21935 * matrix-reorg.c (transform_access_sites): Do what the
21937 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21939 2009-04-13 Michael Eager <eager@eagercon.com>
21941 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21942 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21943 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21944 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21945 remove duplicate config
21947 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21949 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21950 file_name:line_number type locator of the call site.
21952 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21954 * genautomata.c: Put blank after comma.
21955 (automaton_decls): New.
21956 (struct unit_usage): Add comments to member next.
21957 (store_alt_unit_usage): Keep the list ordered.
21958 (unit_present_on_list_p, equal_alternatives_p): New.
21959 (check_regexp_units_distribution): Check units distribution
21960 correctness correctly.
21961 (main): Don't write automata if error is found. Return correct
21964 * config/m68k/cf.md (cfv4_ds): Remove.
21965 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21966 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21968 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21969 power4-load-ext, power4-store, power4-store-update,
21970 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21971 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21972 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21973 power4-sqrt, power4-isync): Modify reservation to make correct
21974 unit distribution to automata.
21976 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21977 power5-store-update, power5-two, power5-three, power5-lmul,
21978 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21980 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21982 * except.c (pass_set_nothrow_function_flags): Set name and add
21984 (set_nothrow_function_flags): Mention in the dump file when
21985 changing a function to nothrow.
21987 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21990 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21991 instead of unsigned long.
21993 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21995 * config/arm/arm.c (return_used_this_function): Remove.
21996 (arm_output_function_prologue): Remove use of
21997 return_used_this_function.
21998 (output_return_instruction): Replace use of
21999 return_used_this_function
22000 by cfun->machine->return_used_this_function.
22001 (arm_output_epilogue): Likewise.
22002 (arm_output_function_epilogue): Likewise.
22003 (thumb_unexpanded_epilogue): Likewise.
22004 * config/arm/arm.h (struct machine_function):
22005 New member return_used_this_function.
22007 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22009 * doc/install.texi: Correct description of default directory for
22010 --with-gxx-include-dir.
22012 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22014 * fold-const.c (build_range_check): Properly deal with enumeral and
22015 boolean base types.
22017 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22019 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22020 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22021 * params.h (MAX_GCSE_PASSES): Remove.
22022 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22023 in sequence. Remove ability to run multiple passes.
22024 (bypass_jumps): Report run as third CPROP pass.
22026 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22028 PR middle-end/39651
22029 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22030 when deciding whether the whole SEQUENCE can throw.
22032 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22035 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22036 offseted label references.
22038 2009-04-11 Jan Hubicka <jh@suse.cz>
22040 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22042 2009-04-11 Richard Guenther <rguenther@suse.de>
22044 PR middle-end/39732
22045 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22046 return variables as TREE_ADDRESSABLE.
22048 2009-04-11 Richard Guenther <rguenther@suse.de>
22050 PR tree-optimization/39713
22051 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22052 reference trees have SSA_NAME operands.
22054 2009-04-11 Richard Guenther <rguenther@suse.de>
22057 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22058 address expressions.
22060 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22062 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22063 match changes in Cygwin 1.7
22064 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22065 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22067 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22069 PR tree-optimization/39701
22070 * doc/invoke.texi (Optimization Options): Document change in
22071 meaning and initialization of -fdelete-null-pointer-checks.
22073 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22075 PR middle-end/39701
22076 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22078 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22081 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22083 2009-04-10 Chao-ying Fu <fu@mips.com>
22085 * doc/tm.texi (Instruction Output): Document
22086 TARGET_ASM_FINAL_POSTSCAN_INSN.
22087 * target.h (final_postscan_insn): New field in asm_out.
22088 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22089 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22090 * final.c (final_scan_insn): Call
22091 targetm.asm_out.final_postscan_insn after outputting
22092 an asm macro and a normal instruction.
22094 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22095 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22096 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22097 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22098 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22100 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22102 PR middle-end/39701
22103 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22104 variables as non-NULL even with -fdelete-null-pointer-checks.
22106 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22108 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22110 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22113 * config/i386/i386.c (classify_argument): Handle SCmode with
22114 (bit_offset % 64) != 0.
22116 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22118 * doc/invoke.texi (Optimize Options): Add cross-reference to
22119 -Q --help=optimizers examples.
22121 2009-04-10 Ben Elliston <bje@au.ibm.com>
22124 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22125 regalign for the reg == fpr and TDmode case.
22127 2009-04-09 David Ayers <ayers@fsfe.org>
22130 * objc/objc-act.c (warn_with_method): Remove helper function.
22131 (check_duplicates): Call warning and inform directly.
22132 (really_start_method): Likewise.
22134 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22136 * expmed.c (expand_divmod): Always use a comparison for a division
22137 by a large unsigned integer.
22139 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22140 for things others than variables or functions as nonzero.
22142 2009-04-09 Nick Clifton <nickc@redhat.com>
22144 * unwind-compat.c: Change copyright header to refer to version
22145 3 of the GNU General Public License with version 3.1 of the
22146 GCC Runtime Library Exception and to point readers at the
22147 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22148 * config/alpha/crtfastmath.c: Likewise.
22149 * config/alpha/linux-unwind.h: Likewise.
22150 * config/alpha/qrnnd.asm: Likewise.
22151 * config/alpha/vms-crt0-64.c: Likewise.
22152 * config/alpha/vms-crt0.c: Likewise.
22153 * config/alpha/vms-dwarf2.asm: Likewise.
22154 * config/alpha/vms-dwarf2eh.asm: Likewise.
22155 * config/alpha/vms-psxcrt0-64.c: Likewise.
22156 * config/alpha/vms-psxcrt0.c: Likewise.
22157 * config/alpha/vms_tramp.asm: Likewise.
22158 * config/arc/initfini.c: Likewise.
22159 * config/arc/lib1funcs.asm: Likewise.
22160 * config/arm/bpabi-v6m.S: Likewise.
22161 * config/arm/bpabi.S: Likewise.
22162 * config/arm/bpabi.c: Likewise.
22163 * config/arm/crti.asm: Likewise.
22164 * config/arm/crtn.asm: Likewise.
22165 * config/arm/ieee754-df.S: Likewise.
22166 * config/arm/ieee754-sf.S: Likewise.
22167 * config/arm/lib1funcs.asm: Likewise.
22168 * config/arm/libunwind.S: Likewise.
22169 * config/arm/linux-atomic.c: Likewise.
22170 * config/arm/mmintrin.h: Likewise.
22171 * config/arm/pr-support.c: Likewise.
22172 * config/arm/unaligned-funcs.c: Likewise.
22173 * config/arm/unwind-arm.c: Likewise.
22174 * config/arm/unwind-arm.h: Likewise.
22175 * config/avr/libgcc.S: Likewise.
22176 * config/bfin/crti.s: Likewise.
22177 * config/bfin/crtlibid.s: Likewise.
22178 * config/bfin/crtn.s: Likewise.
22179 * config/bfin/lib1funcs.asm: Likewise.
22180 * config/bfin/linux-unwind.h: Likewise.
22181 * config/cris/arit.c: Likewise.
22182 * config/cris/cris_abi_symbol.c: Likewise.
22183 * config/darwin-64.c: Likewise.
22184 * config/darwin-crt2.c: Likewise.
22185 * config/darwin-crt3.c: Likewise.
22186 * config/darwin.h: Likewise.
22187 * config/dbxelf.h: Likewise.
22188 * config/dfp-bit.c: Likewise.
22189 * config/dfp-bit.h: Likewise.
22190 * config/elfos.h: Likewise.
22191 * config/fixed-bit.c: Likewise.
22192 * config/fixed-bit.h: Likewise.
22193 * config/fp-bit.c: Likewise.
22194 * config/fp-bit.h: Likewise.
22195 * config/fr30/crti.asm: Likewise.
22196 * config/fr30/crtn.asm: Likewise.
22197 * config/fr30/lib1funcs.asm: Likewise.
22198 * config/freebsd-spec.h: Likewise.
22199 * config/frv/cmovd.c: Likewise.
22200 * config/frv/cmovh.c: Likewise.
22201 * config/frv/cmovw.c: Likewise.
22202 * config/frv/frvbegin.c: Likewise.
22203 * config/frv/frvend.c: Likewise.
22204 * config/frv/lib1funcs.asm: Likewise.
22205 * config/glibc-stdint.h: Likewise.
22206 * config/h8300/clzhi2.c: Likewise.
22207 * config/h8300/crti.asm: Likewise.
22208 * config/h8300/crtn.asm: Likewise.
22209 * config/h8300/ctzhi2.c: Likewise.
22210 * config/h8300/fixunssfsi.c: Likewise.
22211 * config/h8300/lib1funcs.asm: Likewise.
22212 * config/h8300/parityhi2.c: Likewise.
22213 * config/h8300/popcounthi2.c: Likewise.
22214 * config/i386/ammintrin.h: Likewise.
22215 * config/i386/att.h: Likewise.
22216 * config/i386/avxintrin.h: Likewise.
22217 * config/i386/biarch64.h: Likewise.
22218 * config/i386/bmmintrin.h: Likewise.
22219 * config/i386/cpuid.h: Likewise.
22220 * config/i386/cross-stdarg.h: Likewise.
22221 * config/i386/crtfastmath.c: Likewise.
22222 * config/i386/crtprec.c: Likewise.
22223 * config/i386/cygming-crtbegin.c: Likewise.
22224 * config/i386/cygming-crtend.c: Likewise.
22225 * config/i386/cygwin.asm: Likewise.
22226 * config/i386/emmintrin.h: Likewise.
22227 * config/i386/gmm_malloc.h: Likewise.
22228 * config/i386/gthr-win32.c: Likewise.
22229 * config/i386/i386.h: Likewise.
22230 * config/i386/immintrin.h: Likewise.
22231 * config/i386/linux-unwind.h: Likewise.
22232 * config/i386/linux64.h: Likewise.
22233 * config/i386/mm3dnow.h: Likewise.
22234 * config/i386/mmintrin-common.h: Likewise.
22235 * config/i386/mmintrin.h: Likewise.
22236 * config/i386/nmmintrin.h: Likewise.
22237 * config/i386/pmm_malloc.h: Likewise.
22238 * config/i386/pmmintrin.h: Likewise.
22239 * config/i386/smmintrin.h: Likewise.
22240 * config/i386/sol2-c1.asm: Likewise.
22241 * config/i386/sol2-ci.asm: Likewise.
22242 * config/i386/sol2-cn.asm: Likewise.
22243 * config/i386/sol2-gc1.asm: Likewise.
22244 * config/i386/tmmintrin.h: Likewise.
22245 * config/i386/unix.h: Likewise.
22246 * config/i386/w32-unwind.h: Likewise.
22247 * config/i386/wmmintrin.h: Likewise.
22248 * config/i386/x86-64.h: Likewise.
22249 * config/i386/x86intrin.h: Likewise.
22250 * config/i386/xmmintrin.h: Likewise.
22251 * config/ia64/crtbegin.asm: Likewise.
22252 * config/ia64/crtend.asm: Likewise.
22253 * config/ia64/crtfastmath.c: Likewise.
22254 * config/ia64/crti.asm: Likewise.
22255 * config/ia64/crtn.asm: Likewise.
22256 * config/ia64/fde-glibc.c: Likewise.
22257 * config/ia64/lib1funcs.asm: Likewise.
22258 * config/ia64/linux-unwind.h: Likewise.
22259 * config/ia64/quadlib.c: Likewise.
22260 * config/ia64/unwind-ia64.c: Likewise.
22261 * config/linux.h: Likewise.
22262 * config/m32c/m32c-lib1.S: Likewise.
22263 * config/m32c/m32c-lib2-trapv.c: Likewise.
22264 * config/m32c/m32c-lib2.c: Likewise.
22265 * config/m32r/initfini.c: Likewise.
22266 * config/m68hc11/larith.asm: Likewise.
22267 * config/m68hc11/m68hc11-crt0.S: Likewise.
22268 * config/m68k/cf.md: Likewise.
22269 * config/m68k/crti.s: Likewise.
22270 * config/m68k/crtn.s: Likewise.
22271 * config/m68k/lb1sf68.asm: Likewise.
22272 * config/m68k/linux-unwind.h: Likewise.
22273 * config/mcore/crti.asm: Likewise.
22274 * config/mcore/crtn.asm: Likewise.
22275 * config/mcore/lib1.asm: Likewise.
22276 * config/mips/linux-unwind.h: Likewise.
22277 * config/mips/loongson.h: Likewise.
22278 * config/mips/mips16.S: Likewise.
22279 * config/mmix/crti.asm: Likewise.
22280 * config/mmix/crtn.asm: Likewise.
22281 * config/pa/fptr.c: Likewise.
22282 * config/pa/hpux-unwind.h: Likewise.
22283 * config/pa/lib2funcs.asm: Likewise.
22284 * config/pa/linux-atomic.c: Likewise.
22285 * config/pa/linux-unwind.h: Likewise.
22286 * config/pa/milli64.S: Likewise.
22287 * config/pa/quadlib.c: Likewise.
22288 * config/pa/stublib.c: Likewise.
22289 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22290 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22291 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22292 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22293 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22294 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22295 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22296 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22297 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22298 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22299 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22300 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22301 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22302 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22303 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22304 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22305 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22306 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22307 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22308 * config/rs6000/750cl.h: Likewise.
22309 * config/rs6000/altivec.h: Likewise.
22310 * config/rs6000/biarch64.h: Likewise.
22311 * config/rs6000/crtresfpr.asm: Likewise.
22312 * config/rs6000/crtresgpr.asm: Likewise.
22313 * config/rs6000/crtresxfpr.asm: Likewise.
22314 * config/rs6000/crtresxgpr.asm: Likewise.
22315 * config/rs6000/crtsavfpr.asm: Likewise.
22316 * config/rs6000/crtsavgpr.asm: Likewise.
22317 * config/rs6000/darwin-asm.h: Likewise.
22318 * config/rs6000/darwin-fallback.c: Likewise.
22319 * config/rs6000/darwin-fpsave.asm: Likewise.
22320 * config/rs6000/darwin-ldouble.c: Likewise.
22321 * config/rs6000/darwin-tramp.asm: Likewise.
22322 * config/rs6000/darwin-unwind.h: Likewise.
22323 * config/rs6000/darwin-vecsave.asm: Likewise.
22324 * config/rs6000/darwin-world.asm: Likewise.
22325 * config/rs6000/e500crtres32gpr.asm: Likewise.
22326 * config/rs6000/e500crtres64gpr.asm: Likewise.
22327 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22328 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22329 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22330 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22331 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22332 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22333 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22334 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22335 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22336 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22337 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22338 * config/rs6000/eabi-ci.asm: Likewise.
22339 * config/rs6000/eabi-cn.asm: Likewise.
22340 * config/rs6000/eabi.asm: Likewise.
22341 * config/rs6000/linux-unwind.h: Likewise.
22342 * config/rs6000/linux64.h: Likewise.
22343 * config/rs6000/paired.h: Likewise.
22344 * config/rs6000/paired.md: Likewise.
22345 * config/rs6000/ppc64-fp.c: Likewise.
22346 * config/rs6000/ppu_intrinsics.h: Likewise.
22347 * config/rs6000/rs6000.h: Likewise.
22348 * config/rs6000/si2vmx.h: Likewise.
22349 * config/rs6000/sol-ci.asm: Likewise.
22350 * config/rs6000/sol-cn.asm: Likewise.
22351 * config/rs6000/spe.h: Likewise.
22352 * config/rs6000/spu2vmx.h: Likewise.
22353 * config/rs6000/sysv4.h: Likewise.
22354 * config/rs6000/tramp.asm: Likewise.
22355 * config/rs6000/vec_types.h: Likewise.
22356 * config/s390/linux-unwind.h: Likewise.
22357 * config/s390/tpf-unwind.h: Likewise.
22358 * config/score/crti.asm: Likewise.
22359 * config/score/crtn.asm: Likewise.
22360 * config/sh/crt1.asm: Likewise.
22361 * config/sh/crti.asm: Likewise.
22362 * config/sh/crtn.asm: Likewise.
22363 * config/sh/divtab-sh4-300.c: Likewise.
22364 * config/sh/divtab-sh4.c: Likewise.
22365 * config/sh/divtab.c: Likewise.
22366 * config/sh/lib1funcs-4-300.asm: Likewise.
22367 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22368 * config/sh/lib1funcs.asm: Likewise.
22369 * config/sh/lib1funcs.h: Likewise.
22370 * config/sh/linux-atomic.asm: Likewise.
22371 * config/sh/linux-unwind.h: Likewise.
22372 * config/sh/shmedia.h: Likewise.
22373 * config/sh/sshmedia.h: Likewise.
22374 * config/sh/ushmedia.h: Likewise.
22375 * config/sparc/crtfastmath.c: Likewise.
22376 * config/sparc/linux-unwind.h: Likewise.
22377 * config/sparc/sol2-c1.asm: Likewise.
22378 * config/sparc/sol2-ci.asm: Likewise.
22379 * config/sparc/sol2-cn.asm: Likewise.
22380 * config/spu/divmodti4.c: Likewise.
22381 * config/spu/divv2df3.c: Likewise.
22382 * config/spu/float_disf.c: Likewise.
22383 * config/spu/float_unsdidf.c: Likewise.
22384 * config/spu/float_unsdisf.c: Likewise.
22385 * config/spu/float_unssidf.c: Likewise.
22386 * config/spu/mfc_multi_tag_release.c: Likewise.
22387 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22388 * config/spu/mfc_tag_release.c: Likewise.
22389 * config/spu/mfc_tag_reserve.c: Likewise.
22390 * config/spu/mfc_tag_table.c: Likewise.
22391 * config/spu/multi3.c: Likewise.
22392 * config/spu/spu_internals.h: Likewise.
22393 * config/spu/spu_intrinsics.h: Likewise.
22394 * config/spu/spu_mfcio.h: Likewise.
22395 * config/spu/vec_types.h: Likewise.
22396 * config/spu/vmx2spu.h: Likewise.
22397 * config/stormy16/stormy16-lib2.c: Likewise.
22398 * config/svr4.h: Likewise.
22399 * config/sync.c: Likewise.
22400 * config/v850/lib1funcs.asm: Likewise.
22401 * config/vxlib-tls.c: Likewise.
22402 * config/vxlib.c: Likewise.
22403 * config/vxworks-dummy.h: Likewise.
22404 * config/xtensa/crti.asm: Likewise.
22405 * config/xtensa/crtn.asm: Likewise.
22406 * config/xtensa/ieee754-df.S: Likewise.
22407 * config/xtensa/ieee754-sf.S: Likewise.
22408 * config/xtensa/lib1funcs.asm: Likewise.
22409 * config/xtensa/lib2funcs.S: Likewise.
22410 * config/xtensa/linux-unwind.h: Likewise.
22411 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22412 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22413 * coretypes.h: Likewise.
22414 * crtstuff.c: Likewise.
22415 * defaults.h: Likewise.
22416 * dwarf2.h: Likewise.
22417 * emutls.c: Likewise.
22418 * gbl-ctors.h: Likewise.
22419 * gcov-io.h: Likewise.
22420 * ginclude/float.h: Likewise.
22421 * ginclude/iso646.h: Likewise.
22422 * ginclude/stdarg.h: Likewise.
22423 * ginclude/stdbool.h: Likewise.
22424 * ginclude/stddef.h: Likewise.
22425 * ginclude/stdfix.h: Likewise.
22426 * ginclude/stdint-gcc.h: Likewise.
22427 * ginclude/tgmath.h: Likewise.
22428 * gthr-aix.h: Likewise.
22429 * gthr-dce.h: Likewise.
22430 * gthr-gnat.c: Likewise.
22431 * gthr-gnat.h: Likewise.
22432 * gthr-lynx.h: Likewise.
22433 * gthr-mipssde.h: Likewise.
22434 * gthr-nks.h: Likewise.
22435 * gthr-posix.c: Likewise.
22436 * gthr-posix.h: Likewise.
22437 * gthr-posix95.h: Likewise.
22438 * gthr-rtems.h: Likewise.
22439 * gthr-single.h: Likewise.
22440 * gthr-solaris.h: Likewise.
22441 * gthr-tpf.h: Likewise.
22442 * gthr-vxworks.h: Likewise.
22443 * gthr-win32.h: Likewise.
22444 * gthr.h: Likewise.
22445 * libgcc2.c: Likewise.
22446 * libgcc2.h: Likewise.
22447 * libgcov.c: Likewise.
22448 * tsystem.h: Likewise.
22449 * typeclass.h: Likewise.
22450 * unwind-c.c: Likewise.
22451 * unwind-compat.h: Likewise.
22452 * unwind-dw2-fde-compat.c: Likewise.
22453 * unwind-dw2-fde-darwin.c: Likewise.
22454 * unwind-dw2-fde-glibc.c: Likewise.
22455 * unwind-dw2-fde.c: Likewise.
22456 * unwind-dw2-fde.h: Likewise.
22457 * unwind-dw2.c: Likewise.
22458 * unwind-dw2.h: Likewise.
22459 * unwind-generic.h: Likewise.
22460 * unwind-pe.h: Likewise.
22461 * unwind-sjlj.c: Likewise.
22462 * unwind.inc: Likewise.
22463 * config/arm/neon-gen.ml: Change generated copyright header to
22464 refer to version 3 of the GNU General Public License with
22465 version 3.1 of the GCC Runtime Library Exception and to point
22466 readers at the COPYING3 and COPYING3.RUNTIME files and the
22467 FSF's license web page.
22468 * config/arm/arm_neon.h: Regenerate.
22470 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22472 * config/cris/cris.md: Change copyright header to refer to version
22473 3 of the GNU General Public License.
22474 * doc/install.texi2html: Change copyright header to refer to version
22475 3 of the GNU General Public License and to point readers at the
22476 COPYING3 file and the FSF's license web page.
22477 * config/vax/linux.h: Likewise.
22479 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22481 * config/i386/i386.md (cmpcc): New.
22482 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22483 (sync_compare_and_swap_cc*): Delete.
22485 * config/s390/s390.c (s390_compare_emitted): Remove.
22486 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22487 s390_compare_emitted used to be handled. Assert that modes match.
22488 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22489 refer to sync_compare_and_swap_ccsi.
22490 * config/s390/s390.h (s390_compare_emitted): Remove.
22491 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22492 instead of s390_compare_emitted.
22493 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22494 instead of s390_compare_emitted.
22495 * config/s390/s390.md (cmpcc): New.
22496 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22497 CC_REGNUM, do not pretend it's set.
22498 (sync_compare_and_swap_cc*): Delete.
22499 * config/s390/predicates.md (cc_reg_operand): New.
22501 * expr.c (sync_compare_and_swap_cc): Delete.
22502 * optabs.h (sync_compare_and_swap_cc): Delete.
22503 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22504 is being used with can_compare_p.
22505 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22506 (find_cc_set): New.
22507 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22508 look for a MODE_CC set instead. Use emit_store_flag.
22509 (expand_compare_and_swap_loop): Likewise, with some additional
22510 complication to avoid a force_reg when useless. Use
22511 emit_cmp_and_jump_insns.
22512 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22513 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22514 sync_compare_and_swap documentation.
22516 2009-04-09 Jan Hubicka <jh@suse.cz>
22518 * except.c (find_prev_try): Break out from ....
22519 (duplicate_eh_regions): ... here; properly update prev_try pointers
22520 when duplication part of tree.
22521 (dump_eh_tree): Improve dumping.
22522 (verify_eh_region): New.
22523 (verify_eh_tree): Use it.
22525 2009-04-06 Richard Guenther <rguenther@suse.de>
22527 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22528 &ARRAY addresses by adjusting their types and prepending
22530 * tree-cfg.c (verify_gimple_assign_single): Verify that
22531 addresses are correct.
22533 2009-04-09 Richard Guenther <rguenther@suse.de>
22535 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22536 indices into an array reference if possible.
22537 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22538 Fold POINTER_PLUS_EXPR statements with invariant address.
22540 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22543 * config.gcc (powerpc64-*-linux*): Always build biarch.
22545 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22548 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22549 it and pedwarn if this results in an INTEGER_CST.
22551 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22553 * doc/install.texi: Update minimum GMP version. Remove obsolete
22554 text in MPFR section.
22556 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22558 * dwarf2out.c (class_scope_p): New static inline.
22559 (class_or_namespace_scope_p): Use it.
22560 (gen_variable_die): Use DW_TAG_member tag for static data member
22561 declarations instead of DW_TAG_variable.
22563 PR middle-end/39573
22564 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22567 2009-04-08 Richard Guenther <rguenther@suse.de>
22569 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22570 valueize random data.
22572 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22574 * config.gcc (aix tm_file): Add aix-stdint.h.
22575 (aix tm clause use_gcc_stdint): Set to wrap.
22576 * config/rs6000/aix-stdint.h: New file.
22578 2009-04-08 Richard Guenther <rguenther@suse.de>
22580 PR middle-end/36291
22581 * tree-dfa.c (add_referenced_var): Do not recurse into
22582 global initializers.
22583 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22585 (fold_const_aggregate_ref): Likewise.
22587 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22589 * recog.c (ordered_comparison_operator): New.
22590 * gensupport.c (std_preds): Add it.
22591 * doc/md.texi (Machine-Independent Predicates): Document it.
22593 2009-04-08 Jan Hubicka <jh@suse.cz>
22595 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22596 * function.h (rtl_eh): Remove exception_handler_label_map.
22597 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22598 remove_exception_handler_label, for_each_eh_label_1): Remove.
22599 (rtl_remove_unreachable_regions): Remove.
22600 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22601 (find_exception_handler_labels): Don't build the hashtable.
22602 (maybe_remove_eh_handler): Remove.
22603 (for_each_eh_label): Rewrite to walk the tree.
22604 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22605 * except.h (maybe_remove_eh_handler): Remove.
22606 * passes.c (init_optimization_passes): Schedule second EH cleanup
22608 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22609 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22611 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22613 * genoutput.c (validate_optab_operands): New.
22614 (gen_insn, gen_expand): Call it.
22616 * genflags.c (gen_insn): Detect misused iterators.
22617 (main): Pass line_no to gen_insn, exit with status 1 on error.
22619 * genextract.c (line_no): Make global.
22620 (VEC_safe_set_locstr): Change assertion to error message.
22621 (main): Exit with status 1 on error.
22623 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22627 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22628 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22629 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22630 * c-convert.c (convert): Do not call fold on results of conversion
22631 functions when the result is a C_MAYBE_CONST_EXPR.
22632 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22633 of __builtin_choose_expr.
22634 * c-typeck.c (remove_c_maybe_const_expr): New.
22635 (build_unary_op, build_conditional_expr, build_compound_expr,
22636 build_binary_op, c_objc_common_truthvalue_conversion): Call
22637 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22640 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22642 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22643 CODE to produce a new one. Add a prototype to use fold_convert_const
22645 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22648 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22649 mix declarations and code.
22651 2009-04-08 Ben Elliston <bje@au.ibm.com>
22653 * gcc.c: Replace `CC' with `GCC' throughout.
22655 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22657 * doc/invoke.texi: Document Atom support.
22659 2009-04-07 Jason Merrill <jason@redhat.com>
22662 * c-common.h, c-common.c: Add flag_pretty_templates.
22663 * c-opts.c (c_common_handle_option): Set it.
22664 * c.opt: Add -fno-pretty-templates.
22665 * doc/invoke.texi (C++ Dialect Options): Likewise.
22667 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22669 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22670 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22671 (ia64_expand_builtin): Likewise.
22673 2009-04-07 Martin Jambor <mjambor@suse.cz>
22675 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22676 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22677 ADDR_EXPRS are include too.
22679 2009-04-07 Richard Guenther <rguenther@suse.de>
22681 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22682 decls are only used if passes as parameters or if they are
22683 local statics and the call is not to a builtin.
22684 (call_may_clobber_ref_p_1): Likewise.
22686 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22688 * expr.c (do_store_flag): Remove last argument. Simplify code
22689 to avoid duplication of tests already done by can_compare_p.
22690 (expand_expr_real_1): Adjust caller.
22692 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22694 * optabs.c (can_compare_p): Test the predicate of a
22695 cbranch and cstore pattern.
22697 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22699 * expr.c (convert_move): Use emit_store_flag instead of
22702 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22704 * config/i386/i386.c (ix86_compare_emitted): Remove.
22705 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22706 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22707 * config/i386/i386.h (ix86_compare_emitted): Remove.
22708 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22709 instead of ix86_compare_emitted.
22710 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22712 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22714 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22715 Add t-sysroot-suffix to tmake_file.
22716 * config/print-sysroot-suffix.sh: New file.
22717 * config/t-sysroot-suffix: New file.
22719 2009-04-07 Ben Elliston <bje@au.ibm.com>
22721 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22722 as the latter produces a warning when the target does not support
22725 2009-04-07 Ben Elliston <bje@au.ibm.com>
22727 * dfp.c: Replace type punning assignments with memcpy throughout.
22728 * Makefile.in (dfp.o-warn): Remove.
22730 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22733 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22734 Include soft-fp/t-softfp after rs6000/t-linux64.
22736 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22738 * stor-layout.c (set_sizetype): Use the full precision of their
22739 machine mode for bitsize types.
22741 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22743 * config/i386/i386.md: Revert 2 accidental checkins.
22745 2009-04-06 Joey Ye <joey.ye@intel.com>
22746 Xuepeng Guo <xuepeng.guo@intel.com>
22747 H.J. Lu <hongjiu.lu@intel.com>
22749 Atom pipeline model, tuning and insn selection.
22750 * config.gcc (atom): Add atom config options and target.
22752 * config/i386/atom.md: New.
22754 * config/i386/i386.c (atom_cost): New cost.
22755 (m_ATOM): New macro flag.
22756 (initial_ix86_tune_features): Set m_ATOM.
22757 (x86_accumulate_outgoing_args): Likewise.
22758 (x86_arch_always_fancy_math_387): Likewise.
22759 (processor_target): Add Atom cost.
22760 (cpu_names): Add Atom cpu name.
22761 (override_options): Set Atom ISA.
22762 (ix86_issue_rate): New case PROCESSOR_ATOM.
22763 (ix86_adjust_cost): Likewise.
22765 * config/i386/i386.h (TARGET_ATOM): New target macro.
22766 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22767 (TARGET_OPT_AGU): New target option.
22768 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22769 (processor_type): Add PROCESSOR_ATOM.
22771 * config/i386/i386.md (cpu): Add new value "atom".
22772 (use_carry, movu): New attr.
22773 (atom.md): Include atom.md.
22774 (adddi3_carry_rex64): Set attr "use_carry".
22775 (addqi3_carry): Likewise.
22776 (addhi3_carry): Likewise.
22777 (addsi3_carry): Likewise.
22778 (*addsi3_carry_zext): Likewise.
22779 (subdi3_carry_rex64): Likewise.
22780 (subqi3_carry): Likewise.
22781 (subhi3_carry): Likewise.
22782 (subsi3_carry): Likewise.
22783 (x86_movdicc_0_m1_rex64): Likewise.
22784 (*x86_movdicc_0_m1_se): Likewise.
22785 (x86_movsicc_0_m1): Likewise.
22786 (*x86_movsicc_0_m1_se): Likewise.
22787 (*adddi_1_rex64): Emit add insn as much as possible.
22788 (*addsi_1): Likewise.
22789 (return_internal): Set atom_unit.
22790 (return_internal_long): Likewise.
22791 (return_pop_internal): Likewise.
22792 (*rcpsf2_sse): Set atom_sse_attr attr.
22793 (*qrt<mode>2_sse): Likewise.
22794 (*prefetch_sse): Likewise.
22796 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22798 (ix86_target_macros_internal): Likewise.
22800 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22801 (*prefetch_sse_rex): Likewise.
22802 (sse_rcpv4sf2): Likewise.
22803 (sse_vmrcpv4sf2): Likewise.
22804 (sse_sqrtv4sf2): Likewise.
22805 (<sse>_vmsqrt<mode>2): Likewise.
22806 (sse_ldmxcsr): Likewise.
22807 (sse_stmxcsr): Likewise.
22808 (*sse_sfence): Likewise.
22809 (sse2_clflush): Likewise.
22810 (*sse2_mfence): Likewise.
22811 (*sse2_lfence): Likewise.
22812 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22813 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22814 (avx_movdqu<avxmodesuffix>): Likewise.
22815 (avx_lddqu<avxmodesuffix>): Likewise.
22816 (sse2_movntv2di): Change attr "type" to "ssemov".
22817 (sse2_movntsi): Likewise.
22818 (rsqrtv8sf2): Change attr "type" to "sseadd".
22819 (sse3_addsubv2df3): Set attr "atom_unit".
22820 (sse3_h<plusminus_insn>v4sf3): Likewise.
22821 (*sse2_pmaddwd): Likewise.
22822 (*vec_extractv2di_1_rex64): Likewise.
22823 (*vec_extractv2di_1_avx): Likewise.
22824 (sse2_psadbw): Likewise.
22825 (ssse3_phaddwv8hi3): Likewise.
22826 (ssse3_phaddwv4hi3): Likewise.
22827 (ssse3_phadddv4si3): Likewise.
22828 (ssse3_phadddv2si3): Likewise.
22829 (ssse3_phaddswv8hi3): Likewise.
22830 (ssse3_phaddswv4hi3): Likewise.
22831 (ssse3_phsubwv8hi3): Likewise.
22832 (ssse3_phsubwv4hi3): Likewise.
22833 (ssse3_phsubdv4si3): Likewise.
22834 (ssse3_phsubdv2si3): Likewise.
22835 (ssse3_phsubswv8hi3): Likewise.
22836 (ssse3_phsubswv4hi3): Likewise.
22837 (ssse3_pmaddubsw128): Likewise.
22838 (sse3_pmaddubsw: Likewise.
22839 (ssse3_palignrti): Likewise.
22840 (ssse3_palignrdi): Likewise.
22842 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22844 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22846 2009-04-06 Richard Guenther <rguenther@suse.de>
22848 PR tree-optimization/28868
22849 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22850 of which PHI results we inserted.
22851 (insert_into_preds_of_block): Record inserted PHIs.
22852 (eliminate): Eliminate redundant PHI nodes.
22853 (init_pre): Init inserted_phi_names.
22855 2009-04-06 Richard Guenther <rguenther@suse.de>
22857 PR tree-optimization/39643
22858 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22859 IMAGPART_EXPRs of complex constants.
22860 (execute_fold_all_builtins): If we folded a call queue
22861 TODO_update_address_taken.
22863 2009-04-06 Jan Hubicka <jh@suse.cz>
22865 PR middle-end/39659
22866 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22869 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22871 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22873 (ic_invalidate_array): Likewise.
22875 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22877 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22878 alignment for library calls.
22880 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22882 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22883 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22884 * config/i386/mingw-stdint.h: New file.
22886 2009-04-05 Richard Guenther <rguenther@suse.de>
22888 PR tree-optimization/39648
22889 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22890 our &A vs. &A[0] IL deficiencies.
22892 2009-04-04 Jan Hubicka <jh@suse.cz>
22894 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22895 removed toplevel regions.
22896 (sjlj_mark_call_sites): Likewise.
22898 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22900 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22901 (cygwin tm clause use_gcc_stdint): Set to wrap.
22902 * config/i386/cygwin-stdint.h: New file.
22904 2009-04-04 Richard Guenther <rguenther@suse.de>
22906 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22907 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22908 single-argument PHIs if we are in loop-closed SSA form.
22909 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22910 for the pre-condition.
22911 (slpeel_tree_peel_loop_to_edge): Likewise.
22912 (vect_build_loop_niters): Take an optional sequence to append stmts.
22913 (vect_generate_tmps_on_preheader): Likewise.
22914 (vect_do_peeling_for_loop_bound): Take extra guards for the
22916 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22917 the cost model check.
22918 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22919 guards if we are going to peel. Do not apply versioning in that case.
22920 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22921 (vect_do_peeling_for_loop_bound): Likewise.
22922 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22923 loop bound only record extra pre-conditions, do not apply loop
22926 2009-04-04 Richard Guenther <rguenther@suse.de>
22928 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22931 2009-04-04 Jan Hubicka <jh@suse.cz>
22933 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22934 last_basic_block for size of bb->index indexed array.
22935 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22936 compute_out, link_btr_uses, build_btr_def_use_webs,
22937 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22939 2009-04-04 Jan Hubicka <jh@suse.cz>
22941 * except.c (remove_eh_handler_and_replace): Break out from ...
22942 (remove_eh_handler): ... here.
22943 (bring_to_root): New function.
22944 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22945 handled ones, bring others to root of tree.
22947 2009-04-04 Jan Hubicka <jh@suse.cz>
22949 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22950 (all_phis_safe_to_merge): New function.
22951 (update_info): New structure.
22952 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22953 (cleanup_empty_eh): Update SSA if possible.
22955 2009-04-04 Richard Guenther <rguenther@suse.de>
22957 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22958 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22959 (append_vuse): Likewise.
22961 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22963 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22964 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22965 instead of REG_UNSAVED for DW_CFA_undefined.
22966 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22967 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22970 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22973 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22975 2009-04-04 Richard Guenther <rguenther@suse.de>
22977 PR tree-optimization/8781
22978 PR tree-optimization/37892
22979 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22980 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22981 (valueize_refs): Call it for *& valueizations.
22982 (shared_reference_ops_from_ref): Rename to ...
22983 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22984 (shared_reference_ops_from_call): Rename to ...
22985 (valueize_shared_reference_ops_from_call): ... this and valueize.
22986 (vn_reference_lookup): Update.
22987 (visit_reference_op_call): Likewise.
22988 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22989 (eliminate): Value-replace the call address in call statements.
22991 2009-04-04 Richard Guenther <rguenther@suse.de>
22993 PR tree-optimization/39636
22994 * tree-ssa-forwprop.c
22995 (forward_propagate_addr_into_variable_array_index): Check for
22996 GIMPLE_ASSIGN before accessing the rhs code.
22998 2009-04-03 Jason Merrill <jason@redhat.com>
23000 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23002 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23004 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23005 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23006 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23007 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23008 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23009 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23010 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23011 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23012 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23013 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23014 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23015 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23016 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23017 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23018 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23019 Use fr_reg_or_fp01_operand instead of fr_register_operand
23021 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23022 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23023 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23025 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23027 PR rtl-optimization/39607
23028 PR rtl-optimization/39631
23032 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23033 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23034 instead of DF_LR_OUT.
23035 * ira-lives.c (process_bb_node_lives): Ditto.
23036 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23037 instead of DF_LR_{OUT,IN}.
23038 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23039 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23041 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23043 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23044 (execute_lower_omp): Always run but take the short way out if -fopenmp
23046 (gate_lower_omp): Remove, forcing the pass manager to always run the
23047 pass and always set PROP_gimple_lomp.
23048 (pass_lower_omp): Remove gate function.
23049 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23050 PROP_trees. Instead, require it.
23051 * ipa-cp.c (pass_ipa_cp): Likewise.
23052 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23053 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23054 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23055 and PROP_gimple_leh.
23057 2009-04-03 Richard Guenther <rguenther@suse.de>
23059 PR middle-end/13146
23060 PR tree-optimization/23940
23061 PR tree-optimization/33237
23062 PR middle-end/33974
23063 PR middle-end/34093
23064 PR tree-optimization/36201
23065 PR tree-optimization/36230
23066 PR tree-optimization/38049
23067 PR tree-optimization/38207
23068 PR tree-optimization/38230
23069 PR tree-optimization/38301
23070 PR tree-optimization/38585
23071 PR middle-end/38895
23072 PR tree-optimization/38985
23073 PR tree-optimization/39299
23074 * tree-ssa-structalias.h: Remove.
23075 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23076 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23077 (struct vuse_element_d): Remove.
23078 (struct vuse_vec_d): Likewise.
23079 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23080 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23081 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23082 VUSE_ELEMENT_VAR): Likewise.
23083 (struct voptype_d): Likewise.
23084 (NUM_VOP_FREE_BUCKETS): Likewise.
23085 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23086 (struct stmt_operands_d): Remove.
23087 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23088 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23089 VDEF_NUM, VDEF_VECT): Likewise.
23090 (copy_virtual_operands): Remove.
23091 (operand_build_cmp): Likewise.
23092 (create_ssa_artificial_load_stmt): Likewise.
23093 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23094 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23095 vuse_index and mayuse_index members. Pack and move done and iter_type
23096 members to the front.
23097 (SSA_OP_VMAYUSE): Remove.
23098 (SSA_OP_VIRTUAL_USES): Adjust.
23099 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23100 (unlink_stmt_vdef): Declare.
23101 (add_to_addressable_set): Remove.
23102 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23103 (vrp_visit_stmt): Likewise.
23104 * doc/tree-ssa.texi (Alias analysis): Update.
23105 * doc/invoke.texi (max-aliased-vops): Remove docs.
23106 (avg-aliased-vops): Likewise.
23107 * tree-into-ssa.c (syms_to_rename): Remove.
23108 (need_to_update_vops_p): Likewise.
23109 (need_to_initialize_update_ssa_p): Rename to ...
23110 (update_ssa_initialized_fn): ... this. Track function we are
23112 (symbol_marked_for_renaming): Simplify.
23113 (add_new_name_mapping): Do not set need_to_update_vops_p.
23114 (dump_currdefs): Use SYMS_TO_RENAME.
23115 (rewrite_update_stmt): Always walk all uses/defs.
23116 (dump_update_ssa): Adjust.
23117 (init_update_ssa): Take function argument. Track what we are
23119 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23120 (create_new_def_for): Initialize for cfun, assert we are initialized
23122 (mark_sym_for_renaming): Simplify.
23123 (mark_set_for_renaming): Do not initialize update-ssa.
23124 (need_ssa_update_p): Simplify. Take function argument.
23125 (name_mappings_registered_p): Assert we ask for the correct function.
23126 (name_registered_for_update_p): Likewise.
23127 (ssa_names_to_replace): Likewise.
23128 (release_ssa_name_after_update_ssa): Likewise.
23129 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23130 (dump_decl_set): Do not print a newline.
23131 (debug_decl_set): Do it here.
23132 (dump_update_ssa): And here.
23133 * tree-ssa-loop-im.c (move_computations): Adjust.
23134 (movement_possibility): Likewise.
23135 (determine_max_movement): Likewise.
23136 (gather_mem_refs_stmt): Likewise.
23137 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23138 or NAME_MEMORY_TAG.
23139 * tree-complex.c (update_all_vops): Remove.
23140 (expand_complex_move): Adjust.
23141 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23142 Simplify test for memory referencing statement. Exclude
23143 non-invariant ADDR_EXPRs.
23144 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23145 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23146 (rdg_flag_uses): Likewise.
23147 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23149 (tree_optimize_tail_calls_1): Also split the
23150 edge from the entry block if we have degenerate PHI nodes in
23151 the first basic block.
23152 * tree.c (init_ttree): Remove memory-tag related code.
23153 (tree_code_size): Likewise.
23154 (tree_node_structure): Likewise.
23155 (build7_stat): Re-write to be build6_stat.
23156 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23157 (SSA_VAR_P): Adjust.
23158 (struct tree_memory_tag): Remove.
23159 (struct tree_memory_partition_tag): Likewise.
23160 (union tree_node): Adjust.
23161 (build7): Re-write to be build6.
23162 * tree-pass.h (pass_reset_cc_flags): Remove.
23163 (TODO_update_address_taken): New flag.
23164 (pass_simple_dse): Remove.
23165 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23166 * params.h (MAX_ALIASED_VOPS): Remove.
23167 (AVG_ALIASED_VOPS): Likewise.
23168 * omp-low.c (expand_omp_taskreg): Update SSA form.
23169 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23170 aliases the lhs in a copy stmt.
23171 * tree-ssa-dse.c (struct address_walk_data): Remove.
23172 (memory_ssa_name_same): Likewise.
23173 (memory_address_same): Likewise.
23174 (get_kill_of_stmt_lhs): Likewise.
23175 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23176 unused stores. Look through PHI nodes into post-dominated regions.
23177 (dse_optimize_stmt): Simplify. Properly remove stores.
23178 (tree_ssa_dse): Compute dominators.
23179 (execute_simple_dse): Remove.
23180 (pass_simple_dse): Likewise.
23181 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23182 gimple_loaded_syms and gimple_stored_syms computation.
23183 * toplev.c (dump_memory_report): Dump alias and pta stats.
23184 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23185 (vn_reference_eq): Likewise.
23186 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23187 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23188 valueize_vuses): Remove.
23189 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23190 (get_def_ref_stmt_vuse): ... this.
23191 (vn_reference_lookup_2): New function.
23192 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23193 walking equivalent vuses. Simplify.
23194 (vn_reference_lookup): Likewise.
23195 (vn_reference_insert): Likewise.
23196 (vn_reference_insert_pieces): Likewise.
23197 (visit_reference_op_call): Simplify.
23198 (visit_reference_op_load): Likewise.
23199 (visit_reference_op_store): Likewise.
23200 (init_scc_vn): Remove shared_lookup_vuses initialization.
23201 (free_scc_vn): Remove shared_lookup_vuses freeing.
23202 (sort_vuses, sort_vuses_heap): Remove.
23203 (get_ref_from_reference_ops): Export.
23204 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23205 vector with single vuse pointer.
23206 (vn_reference_lookup_pieces, vn_reference_lookup,
23207 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23208 (shared_vuses_from_stmt): Remove.
23209 (get_ref_from_reference_ops): Declare.
23210 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23211 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23212 memory-tag related code.
23213 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23214 (likely_value): Add comment, skip static-chain of call statements.
23215 (surely_varying_stmt_p): Adjust.
23216 (gimplify_and_update_call_from_tree): Likewise.
23217 (execute_fold_all_builtins): Do not rebuild alias info.
23218 (gimplify_and_update_call_from_tree): Properly update VOPs.
23219 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23220 (copy_ref_info): Remove memory-tag related code.
23221 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23222 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23223 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23225 * tree-ssa-dom.c (gimple_p): Remove typedef.
23226 (eliminate_redundant_computations): Adjust.
23227 (record_equivalences_from_stmt): Likewise.
23228 (avail_expr_hash): Likewise.
23229 (avail_expr_eq): Likewise.
23230 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23231 (stmt_makes_single_load): Likewise.
23232 (stmt_makes_single_store): Likewise.
23233 * tree-ssa-alias.c: Rewrite completely.
23234 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23235 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23236 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23237 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23238 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23239 Remove public functions.
23240 (pass_reset_cc_flags): Remove.
23241 (pass_build_alias): Move ...
23242 * tree-ssa-structalias.c (pass_build_alias): ... here.
23243 * tree-ssa-alias.c (may_be_aliased): Move ...
23244 * tree-flow-inline.h (may_be_aliased): ... here.
23245 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23246 count_uses_and_derefs): Move ...
23247 * gimple.c: ... here.
23248 * gimple.h (count_uses_and_derefs): Declare.
23249 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23250 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23251 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23252 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23253 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23254 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23255 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23257 * tree-dfa.c (refs_may_alias_p): Move ...
23258 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23259 * tree-ssa-alias.h: New file.
23260 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23261 (statement_sink_location): Likewise.
23262 * opts.c (decode_options): Do not adjust max-aliased-vops or
23263 avg-aliased-vops values.
23264 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23265 (TV_CALL_CLOBBER): Likewise.
23266 (TV_FLOW_SENSITIVE): Likewise.
23267 (TV_FLOW_INSENSITIVE): Likewise.
23268 (TV_MEMORY_PARTITIONING): Likewise.
23269 (TV_ALIAS_STMT_WALK): New timevar.
23270 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23271 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23272 (get_address_description): Remove memory-tag related code.
23273 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23274 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23275 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23276 and immediate uses in statements. Document.
23277 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23278 (dump_symbols): Remove.
23279 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23280 * alias.c (get_deref_alias_set): New function split out from ...
23281 (get_alias_set): ... here.
23282 * alias.h (get_deref_alias_set): Declare.
23283 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23284 type parameter. Remove restrict pointer handling. Create a
23285 ref-all pointer in case type-based alias sets do not conflict.
23286 (vect_analyze_data_refs): Remove SMT related code.
23287 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23288 (vectorizable_load): Likewise.
23289 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23290 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23291 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23292 Ignore vops and SMTs.
23293 (dr_analyze_alias): Likewise..
23294 (free_data_ref): Likewise.
23295 (create_data_ref): Likewise.
23296 (analyze_all_data_dependences): Likewise.
23297 (get_references_in_stmt): Adjust.
23298 * tree-flow-inline.h (gimple_aliases_computed_p,
23299 gimple_addressable_vars, gimple_call_clobbered_vars,
23300 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23301 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23302 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23303 gimple_mem_ref_stats): Remove.
23304 (gimple_vop): New function.
23305 (op_iter_next_use): Remove vuses and mayuses cases.
23306 (op_iter_next_def): Remove vdefs case.
23307 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23308 (clear_and_done_ssa_iter): Do not set removed fields.
23309 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23310 Assert we are not iterating over vuses or vdefs if not also
23311 iterating over uses or defs.
23312 (op_iter_init_use): Likewise.
23313 (op_iter_init_def): Likewise.
23314 (op_iter_next_vdef): Remove.
23315 (op_iter_next_mustdef): Likewise.
23316 (op_iter_init_vdef): Likewise.
23317 (compare_ssa_operands_equal): Likewise.
23318 (link_use_stmts_after): Handle vuse operand.
23319 (is_call_used): Use is_call_clobbered.
23320 (is_call_clobbered): Global variables are always call clobbered,
23321 query the call-clobbers bitmap.
23322 (mark_call_clobbered): Ignore global variables.
23323 (clear_call_clobbered): Likewise.
23324 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23325 virtual operands sanity check.
23326 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23328 (TARGET_MEM_REF): Remove TMR_TAG operand.
23329 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23330 Remove call-clobber related code.
23331 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23332 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23333 partitions or escape reason.
23334 (get_single_def_stmt, get_single_def_stmt_from_phi,
23335 get_single_def_stmt_with_phi): Remove.
23336 (dump_referenced_vars): Tidy.
23337 (get_ref_base_and_extent): Allow bare decls.
23338 (collect_dfa_stats): Adjust.
23339 * graphite.c (rename_variables_in_stmt): Adjust.
23340 (graphite_copy_stmts_from_block): Likewise.
23341 (translate_clast): Likewise.
23342 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23344 (translate_vuse_through_block): Use the oracle.
23345 (phi_translate_1): Adjust.
23346 (value_dies_in_block_x): Use the oracle. Cache the outcome
23348 (valid_in_sets): Check if the VUSE for
23349 a REFERENCE is available.
23350 (eliminate): Do not remove stmts during elimination,
23351 instead queue and remove them afterwards.
23352 (do_pre): Do not rebuild alias info.
23353 (pass_pre): Run TODO_rebuild_alias before PRE.
23354 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23355 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23356 (mark_all_v_defs_stmt): Remove.
23357 (mark_all_v_defs_seq): Adjust.
23358 (sra_replace): Likewise.
23359 (scalarize_use): Likewise.
23360 (scalarize_copy): Likewise.
23361 (scalarize_init): Likewise.
23362 (scalarize_ldst): Likewise.
23363 (todoflags): Remove.
23364 (tree_sra): Do not rebuild alias info.
23365 (tree_sra_early): Adjust.
23366 (pass_sra): Run TODO_update_address_taken before SRA.
23367 * tree-predcom.c (set_alias_info): Remove.
23368 (prepare_initializers_chain): Do not call it.
23369 (mark_virtual_ops_for_renaming): Adjust.
23370 (mark_virtual_ops_for_renaming_list): Remove.
23371 (initialize_root_vars): Adjust.
23372 (initialize_root_vars_lm): Likewise.
23373 (prepare_initializers_chain): Likewise.
23374 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23375 (may_propagate_copy_into_stmt): Likewise.
23376 (merge_alias_info): Do nothing for now.
23377 (propagate_tree_value_into_stmt): Adjust.
23378 (stmt_may_generate_copy): Likewise.
23379 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23380 not mark symbols for renaming.
23381 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23382 with the same statement, make sure to update the new pointed-to one.
23383 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23384 call statements, do not mark symbols for renaming.
23385 (mark_operand_necessary): Dump something.
23386 (ref_may_be_aliased): New function.
23387 (mark_aliased_reaching_defs_necessary_1): New helper function.
23388 (mark_aliased_reaching_defs_necessary): Likewise.
23389 (mark_all_reaching_defs_necessary_1): Likewise.
23390 (mark_all_reaching_defs_necessary): Likewise.
23391 (propagate_necessity): Do not process virtual PHIs. For
23392 non-aliased loads mark all reaching definitions as necessary.
23393 For aliased loads and stores mark the immediate dominating
23394 aliased clobbers as necessary.
23395 (visited): New global static.
23396 (perform_tree_ssa_dce): Free visited bitmap after propagating
23398 (remove_dead_phis): Perform simple dead virtual PHI removal.
23399 (remove_dead_stmt): Properly unlink virtual operands when
23401 (eliminate_unnecessary_stmts): Schedule PHI removal after
23403 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23404 (process_replaceable): Likewise.
23405 (find_replaceable_in_bb): Likewise.
23406 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23407 based on the single gimple vop.
23408 (verify_flow_insensitive_alias_info): Remove.
23409 (verify_flow_sensitive_alias_info): Likewise.
23410 (verify_call_clobbering): Likewise.
23411 (verify_memory_partitions): Likewise.
23412 (verify_alias_info): Likewise.
23413 (verify_ssa): Adjust..
23414 (execute_update_addresses_taken): Export. Update SSA
23415 manually. Optimize only when optimizing. Use a local bitmap.
23416 (pass_update_address_taken): Remove TODO_update_ssa, add
23418 (pass_update_address_taken): Just use TODO_update_address_taken.
23419 (init_tree_ssa): Do not initialize addressable_vars.
23420 (verify_ssa): Verify new VUSE / VDEF properties.
23421 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23422 Do not call verify_alias_info.
23423 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23424 Do not free the loaded and stored syms bitmaps. Reset the escaped
23425 and callused solutions. Do not free addressable_vars.
23426 Remove memory-tag related code.
23427 (warn_uninitialized_var): Aliases are always available.
23428 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23429 * lambda-code.c (can_put_in_inner_loop): Adjust.
23430 (can_put_after_inner_loop): Likewise.
23431 (perfect_nestify): Likewise.
23432 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23433 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23434 (vectorizable_conversion): Do not mark symbols for renaming.
23435 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23436 (expand_call_inline): Unlink the calls virtual operands before
23438 (tree_function_versioning): Do not call update_ssa if we are not
23439 updating clones. Simplify.
23440 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23441 (propagate_with_phi): Likewise..
23442 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23443 clobber code. Assert we are not aliased or global.
23444 * tree-flow.h: Include tree-ssa-alias.h
23445 (enum escape_type): Remove.
23446 (struct mem_sym_stats_d): Likewise.
23447 (struct mem_ref_stats_d): Likewise.
23448 (struct gimple_df): Add vop member. Remove global_var,
23449 call_clobbered_vars, call_used_vars, addressable_vars,
23450 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23451 escaped and callused members.
23452 (struct ptr_info_def): Remove all members, add points-to solution
23454 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23455 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23456 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23457 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23458 (tree-ssa-alias.o): Likewise.
23459 (toplev.o): Add tree-ssa-alias.h
23460 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23461 * gimple.c (gimple_set_bb): Fix off-by-one error.
23462 (is_gimple_reg): Do not handle memory tags.
23463 (gimple_copy): Also copy virtual operands.
23464 Delay updating the statement. Do not reset loaded and stored syms.
23465 (gimple_set_stored_syms): Remove.
23466 (gimple_set_loaded_syms): Likewise.
23467 (gimple_call_copy_skip_args): Copy the virtual operands
23468 and mark the new statement modified.
23469 * tree-ssa-structalias.c (may_alias_p): Remove.
23470 (set_uids_in_ptset): Take the alias set to prune with as
23471 parameter. Fold in the alias test of may_alias_p.
23472 (compute_points_to_sets): Compute whether a ptr is dereferenced
23473 in a local sbitmap.
23474 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23475 other ADDRESSOF constraints on the lhs.
23476 (get_constraint_for_component_ref): Assert that we don't get
23477 ADDRESSOF constraints from the base of the reference.
23478 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23479 (struct variable_info): Remove collapsed_to member.
23480 (get_varinfo_fc): Remove.
23481 (new_var_info): Do not set collapsed_to.
23482 (dump_constraint): Do not follow cycles.
23483 (dump_constraint_graph): Likewise.
23484 (build_pred_graph): Likewise.
23485 (build_succ_graph): Likewise.
23486 (rewrite_constraints): Likewise.
23487 (do_simple_structure_copy): Remove.
23488 (do_rhs_deref_structure_copy): Remove.
23489 (do_lhs_deref_structure_copy): Remove.
23490 (collapse_rest_of_var): Remove.
23491 (do_structure_copy): Re-implement.
23492 (pta_stats): New global variable.
23493 (dump_pta_stats): New function.
23494 (struct constraint_expr): Make offset signed.
23495 (UNKNOWN_OFFSET): Define special value.
23496 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23497 (solution_set_expand): New helper function split out from ...
23498 (do_sd_constraint): ... here.
23499 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23500 (do_ds_constraint): Likewise.
23501 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23502 and CALLUSED = *CALLUSED.
23503 (set_union_with_increment): Make inc argument signed.
23504 (type_safe): Remove.
23505 (get_constraint_for_ptr_offset): Handle unknown and negative
23507 (first_vi_for_offset): Handle offsets before start. Bail
23508 out early for offsets beyond the variable extent.
23509 (first_or_preceding_vi_for_offset): New function.
23510 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23511 Together with ESCAPED = *ESCAPED this properly computes reachability.
23512 (find_what_var_points_to): New function.
23513 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23514 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23515 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23516 pt_solutions_intersect): New functions.
23517 (compute_call_used_vars): Remove.
23518 (compute_may_aliases): New main entry into PTA computation.
23519 * gimple.h (gimple_p): New typedef.
23520 (struct gimple_statement_base): Remove references_memory_p.
23521 (struct gimple_statement_with_memory_ops_base): Remove
23522 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23524 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23525 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23526 gimple_set_references_memory): Remove.
23527 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23528 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23530 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23531 (verify_expr): Allow RESULT_DECL.
23532 (gimple_duplicate_bb): Do not copy virtual operands.
23533 (gimple_duplicate_sese_region): Adjust.
23534 (gimple_duplicate_sese_tail): Likewise.
23535 (mark_virtual_ops_in_region): Remove.
23536 (move_sese_region_to_fn): Do not call it.
23537 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23538 and pass_simple_dse.
23539 (execute_function_todo): Handle TODO_update_address_taken,
23540 call execute_update_addresses_taken for TODO_rebuild_alias.
23541 (execute_todo): Adjust.
23542 (execute_one_pass): Init dump files early.
23543 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23545 (create_general_new_stmt): Clear vops.
23546 * tree-ssa-reassoc.c (get_rank): Adjust.
23547 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23548 symbols for renaming.
23549 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23550 (PARAM_AVG_ALIASED_VOPS): Likewise.
23551 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23552 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23553 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23554 (operand_build_cmp, copy_virtual_operands,
23555 create_ssa_artificial_load_stmt, add_to_addressable_set,
23556 gimple_add_to_addresses_taken): Remove public functions.
23557 (unlink_stmt_vdef): New function.
23559 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23561 * config.gcc (powerpc-*-linux*): Merge variants.
23563 2009-04-02 Chao-ying Fu <fu@mips.com>
23564 James Grosbach <james.grosbach@microchip.com>
23566 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23567 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23569 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23570 keep_interrupts_masked_p, use_debug_exception_return_p.
23571 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23572 keep_interrupts_masked, use_debug_exception_return.
23573 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23574 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23576 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23577 (mips_print_operand): Process COP0 registers to print $0 .. $31
23578 correctly for GAS to process.
23579 (mips_interrupt_extra_call_saved_reg_p): New function.
23580 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23582 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23583 (mips_compute_frame_info): Add supports for interrupt context that
23584 includes doubleword accumulators and COP0 registers.
23585 (mips_for_each_saved_acc): New function.
23586 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23587 mips_for_each_saved_reg.
23588 (mips_save_reg): Save accumulators.
23589 (mips_kernel_reg_p): A new for_each_rtx callback.
23590 (mips_expand_prologue): Support interrupt handlers.
23591 (mips_restore_reg): Restore accumulators.
23592 (mips_expand_epilogue): Support interrupt handlers.
23593 (mips_can_use_return_insn): Return false for interrupt handlers.
23594 (mips_epilogue_uses): New function.
23595 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23596 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23597 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23598 cop0_move): New instructions.
23599 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23600 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23602 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23604 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23605 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23606 interrupt handlers, we use K0 as the temporary register.
23607 (EPILOGUE_USES): Change to a function call.
23608 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23609 handlers, we use K0 as the temporary register.
23611 * doc/extend.texi (Function Attributes): Document interrupt,
23612 use_shadow_register_set, keep_interrupts_masked,
23613 use_debug_exception_return for MIPS attributes.
23615 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23617 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23618 Remove a number of t-files from tmake_file.
23619 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23620 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23621 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23622 target_prototype, not TARGET_PROTOTYPE.
23623 (LINK_OS_GNU_SPEC): Define.
23624 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23625 and darwin-ldoubdle.c.
23627 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23630 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23631 (cpp_options): Ditto.
23632 (default_compilers): Ditto.
23633 (display_help): Ditto.
23634 (process_command): Ditto.
23635 (do_spec_1): Ditto.
23636 (set_input): Use lbasename instead of duplicate code.
23637 (save_temps_prefix): New static for -save-temps=obj.
23638 (save_temps_length): Ditto.
23640 * doc/invoke.texi (-save-temps=obj): Document new variant to
23641 -save-temps switch.
23643 2009-04-02 Jeff Law <law@redhat.com>
23645 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23648 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23650 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23651 * configure: Regenerated.
23653 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23655 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23656 share the argument list.
23658 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23662 2009-02-12 Diego Novillo <dnovillo@google.com>
23664 * varpool.c (debug_varpool): New.
23665 * cgraph.h (debug_varpool): Declare.
23667 2009-04-02 Jan Hubicka <jh@suse.cz>
23669 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23672 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23674 * config/i386/i386.c (ix86_abi): Move initialization to ...
23675 (override_options): Here.
23677 2009-04-02 Christian Bruel <christian.bruel@st.com>
23679 * config/sh/sh.c (sh_dwarf_register_span): New function.
23680 (TARGET_DWARF_REGISTER_SPAN): Define.
23681 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23683 2009-04-02 Ira Rosen <irar@il.ibm.com>
23685 PR tree-optimization/39595
23686 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23687 interleaved loads group is not greater than the SLP group size.
23689 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23691 * builtins.c (is_builtin_name): New.
23692 (called_as_built_in): Use is_builtin_name.
23693 * tree.h (is_builtin_name): New.
23694 * varasm.c (incorporeal_function_p): Use is_builtin_name
23696 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23698 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23700 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23703 * c-decl.c (clone_underlying_type): Move this ...
23704 * c-common.c (set_underlying_type): ... here.
23705 Also, make sure the function properly sets TYPE_STUB_DECL() on
23706 the newly created typedef variant type.
23707 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23708 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23711 2009-04-02 Richard Guenther <rguenther@suse.de>
23713 PR tree-optimization/37221
23714 * tree-flow.h (degenerate_phi_result): Declare.
23715 * tree-ssa-dom.c (degenerate_phi_result): Export.
23716 * tree-scalar-evolution.c (analyze_initial_condition): If
23717 the initial condition is defined by a degenerate PHI node
23718 use the degenerate value.
23720 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23722 PR rtl-optimization/39588
23723 * combine.c (merge_outer_ops): Do not set the constant when this
23725 (simplify_shift_const_1): Do not modify it either in this case.
23727 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23729 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23730 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23732 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23735 * c-lex.c (interpret_float): Default (no suffix) is double.
23737 2009-04-1 Xinliang David Li <davidxl@google.com>
23739 * config/i386/i386.c (legitimate_constant_p): Recognize
23740 all one vector constant.
23742 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23744 * config/vax/vax.c: Add #includes to silence warnings.
23745 Change #include order to silence two warnings.
23747 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23749 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23750 (ASM_SPEC): Pass -k to the assembler for PIC code.
23752 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23754 * config.gcc: Add vax-*-linux* to the switch.
23755 * config/vax/linux.h: New file. (TARGET_VERSION,
23756 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23758 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23760 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23761 Use predicate macros instead of GET_CODE() == foo.
23762 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23763 ashlsi3, rotrsi3, <unnamed>): Likewise.
23765 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23767 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23768 jbbccihi, jbbccisi): Remova trailing whitespace.
23769 * config/vax/constraints.md: Likewise.
23770 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23771 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23772 * config/vax/predicates.md: Likewise.
23773 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23774 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23775 * config/vax/vax.h: Likewise.
23776 * config/vax/vax.md (nonlocal_goto): Likewise.
23778 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23780 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23781 (indirectable_address_p, adjacent_operands_p): Add spaces around
23783 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23785 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23787 * config/vax/vax.c (legitimate_constant_address_p,
23788 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23789 index_term_p, reg_plus_index_p, legitimate_address_p,
23790 vax_mode_dependent_address_p): Update comments to match functions
23791 modified by the recent int->bool conversion.
23793 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23795 * config/vax/builtins.md: Update copyright message.
23796 * config/vax/constraints.md: Likewise.
23797 * config/vax/netbsd-elf.h: Likewise.
23798 * config/vax/predicates.md: Likewise.
23799 * config/vax/vax-protos.h: Likewise.
23800 * config/vax/vax.c: Likewise.
23801 * config/vax/vax.h: Likewise.
23802 * config/vax/vax.md: Likewise.
23803 * config/vax/vax.opt: Likewise.
23805 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23807 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23808 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23809 * config/vax/constraints.md (B, R): Likewise.
23810 * config/vax/predicates.md (external_memory_operand,
23811 nonimmediate_addsub_di_operand): Likewise.
23812 * config/vax/vax.c (vax_output_int_add): Likewise.
23813 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23814 untyped_call): Likewise.
23816 2009-04-01 Matt Thomas <matt@3am-software.com>
23818 * config/vax/predicates.md: New file.
23819 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23820 external_const_operand, nonsymbolic_operand, external_memory_operand,
23821 indirect_memory_operand, indexed_memory_operand,
23822 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23823 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23825 * config/vax/constraints.md: New file.
23826 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23828 * config/vax/builtins.md: New file.
23829 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23830 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23832 * config/vax/vax.opt (mqmath): Add option.
23833 * config/vax/vax.md (isfx): Extend with DI.
23834 (VAXintQH, VAXintQHSD): Define.
23835 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23836 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23837 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23838 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23839 (movdi): Update constraints and use vax_output_int_move().
23840 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23841 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23842 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23843 nonlocal_goto): New.
23844 (mov<mode>): Extend accepted operand types.
23845 (subdi3_old): Rename from subdi3, change update constraints and use
23846 a new implementation.
23847 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23848 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23849 MOVE_RATIO, CLEAR_RATIO): Define.
23850 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23851 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23852 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23853 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23854 (split_quadword_operands): Make static and really allow variable
23856 (print_operand_address): Update for PIC generation.
23857 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23858 indexable_address_p, fixup_mathdi_operand,
23859 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23860 (vax_float_literal, legitimate_constant_p,
23861 indirectable_constant_address_p, index_term_p,
23862 reg_plus_index_p): Return bool instead of int.
23863 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23865 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23867 (vax_output_conditional_branch): Indent.
23868 (legitimate_constant_address_p, indirectable_constant_address_p,
23869 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23870 vax_mode_dependent_address_p): Return bool instead of int, update for
23872 * config/vax/vax-protos.h (legitimate_constant_address_p,
23873 legitimate_constant_p, legitimate_address_p,
23874 vax_mode_dependent_address_p): Change declaration to bool.
23875 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23876 vax_expand_addsub_di_operands, vax_output_int_subtract,
23877 vax_output_movmemsi): Declare.
23878 (split_quadword_operands, vax_float_literal): Delete declaration.
23879 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23880 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23881 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23882 ASM_OUTPUT_DWARF_PCREL): Define.
23883 (ASM_SPEC): Change definition to allow PIC generation.
23885 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23887 * doc/sourcebuild.texi: Update front-end requirements.
23889 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23892 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23893 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23894 (booldi3_internal3): Use boolean_or_operator instead of
23897 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23900 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23901 declarator whose size is not an integer constant expression but
23902 folds to an integer constant, then treat it as a constant
23905 2009-04-01 Richard Guenther <rguenther@suse.de>
23907 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23908 i * 4 + 2 to (i * 2 + 1) * 2.
23910 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23913 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23914 return if c_parser_asm_string_literal returned NULL.
23916 2009-04-01 Nick Clifton <nickc@redhat.com>
23918 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23920 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23921 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23922 other typedefs to avoid conflicts with libgcc2.c. Define labels
23923 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23925 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23926 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23929 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23931 * varasm.c (default_function_rodata_section): Declare DOT as
23934 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23935 Andrey Galkin <agalkin@hypercom.com>
23938 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23939 Make object_name unique for each process.
23941 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23944 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23945 addressable variables in the parallel that could go out of scope while
23946 running queued tasks.
23948 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23950 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23951 (CASE_VALUES_THRESHOLD): Redefine.
23952 * config/avr/avr.c (avr_override_options): Remove initialization of
23953 avr_case_values_threshold variable.
23954 (avr_case_values_threshold): Remove variable. Add new function.
23955 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23956 * config/avr/avr.opt (mno-tablejump): Remove option.
23957 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23959 2009-04-01 DJ Delorie <dj@redhat.com>
23961 * varasm.c (default_function_rodata_section): Don't assume
23962 anything about where the first '.' in the section name is.
23964 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23966 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23967 rs6000_emit_stack_tie.
23969 2009-03-31 Ian Lance Taylor <iant@google.com>
23971 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23972 gimple_code with GIMPLE_RESX, not RESX.
23974 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23976 * c-common.c (c_get_ident): New.
23977 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23979 2009-04-01 Ben Elliston <bje@au.ibm.com>
23981 * config/rs6000/sysv4.opt (msdata): Improve option description.
23983 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23985 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23986 (divdf3_internal_lat): Remove.
23987 (divxf3_internal_lat): Remove.
23988 (divxf3_internal_thr): Remove.
23989 (divxf): Use divxf3_internal.
23990 * config/ia64/div.md (divsf3_internal_lat): New.
23991 (divdf3_internal_lat): New.
23992 (divxf3_internal): New.
23994 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23997 * Makefile.in (USE_GCC_STDINT): Define.
23998 (stmp-int-hdrs): Install stdint.h if applicable.
23999 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24001 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24002 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24003 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24004 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24005 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24006 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24007 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24008 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24009 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24010 (c_common_nodes_and_builtins): Initialize
24011 underlying_wchar_type_node. Do not initialize
24012 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24013 nodes for new types.
24014 (c_stddef_cpp_builtins): Define macros for new types.
24015 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24017 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24018 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24019 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24020 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24021 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24022 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24023 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24024 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24025 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24026 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24027 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24028 int16_type_node, int32_type_node, int64_type_node,
24029 uint8_type_node, uint16_type_node, c_uint32_type_node,
24030 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24031 int_least32_type_node, int_least64_type_node,
24032 uint_least8_type_node, uint_least16_type_node,
24033 uint_least32_type_node, uint_least64_type_node,
24034 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24035 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24036 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24037 uintptr_type_node): Define.
24038 * c-cppbuiltin.c (builtin_define_constants,
24039 builtin_define_type_minmax): New.
24040 (builtin_define_stdint_macros): Define more macros.
24041 (c_cpp_builtins): Define more limit macros.
24042 (type_suffix): New.
24043 (builtin_define_type_max): Define in terms of
24044 builtin_define_type_minmax. Remove is_long parameter. All
24046 * config.gcc (use_gcc_stdint): Define.
24047 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24048 Add newlib-stdint.h for generic targets.
24049 * config/glibc-stdint.h, config/newlib-stdint.h,
24050 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24051 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24052 * config/score/score.h (UINTPTR_TYPE): Define.
24053 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24054 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24055 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24056 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24057 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24058 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24059 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24060 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24061 * config/spu/spu.h (STDINT_LONG32): Define.
24062 * configure.ac (use_gcc_stdint): Substitute.
24063 * configure: Regenerate.
24064 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24065 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24066 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24067 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24068 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24069 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24070 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24071 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24072 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24073 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24074 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24075 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24076 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24077 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24078 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24079 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24080 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24081 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24082 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24083 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24084 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24085 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24086 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24087 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24088 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24089 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24090 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24091 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24092 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24094 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24096 * loop-iv.c (suitable_set_for_replacement): Renamed from
24097 simplify_using_assignment; changed to return bool and to accept new
24098 args DEST and SRC. Return true iff we find a source/destination pair
24099 that can be used to make a replacement, and fill SRC and DEST if so.
24100 Remove arg ALTERED. Don't deal with altered regs here. All callers
24102 (simplify_using_initial_values): Deal with altered regs here and track
24103 more precisely the effect they have on the validity of our expression.
24105 * loop-iv.c (simplify_using_condition): A condition of the form
24106 (EQ REG CONST) can be used to simply make a substitution.
24107 (simplify_using_initial_values): Keep track of conditions we have seen
24108 and keep using them to simplify new expressions, while applying the
24109 same substitutions to them as to the expression.
24111 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24112 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24115 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24116 changed. Use this when trying to improve the upper bound.
24117 Generate the comparison by using simplify_gen_relational.
24119 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24121 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24123 (simplify_using_assignment, simplify_using_initial_values): Call
24124 replace_in_expr to make replacements. Call replace_single_def_regs
24125 once on the initial version of the expression.
24127 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24130 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24132 2009-03-31 Richard Guenther <rguenther@suse.de>
24134 PR middle-end/31029
24135 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24136 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24138 2009-03-31 Richard Guenther <rguenther@suse.de>
24140 * tree.h (div_if_zero_remainder): Declare.
24141 * fold-const.c (div_if_zero_remainder): Export.
24142 * tree-ssa-forwprop.c
24143 (forward_propagate_addr_into_variable_array_index): Handle
24144 constant array index addition outside of the variable index.
24146 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24149 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24150 define_splits, floatunssi<mode>2): Require x87 conversions from
24151 DImode to be permitted.
24153 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24155 PR preprocessor/15638
24156 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24158 2009-03-31 Richard Guenther <rguenther@suse.de>
24160 PR middle-end/23401
24161 PR middle-end/27810
24162 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24163 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24164 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24165 a separate statement.
24166 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24167 (lookup_tmp_var): Likewise.
24168 (is_gimple_formal_tmp_or_call_rhs): Remove.
24169 (is_gimple_reg_or_call_rhs): Rename to ...
24170 (is_gimple_reg_rhs_or_call): ... this.
24171 (is_gimple_mem_or_call_rhs): Rename to ...
24172 (is_gimple_mem_rhs_or_call): ... this.
24173 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24174 DECL_GIMPLE_REG_P only if is_formal is true.
24175 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24176 for non-proper post-modify expression gimplification.
24177 (gimplify_self_mod_expr): For post-modify expressions gimplify
24178 the lvalue to a minimal lvalue.
24179 (rhs_predicate_for): Remove formal temp case.
24180 (gimplify_modify_expr_rhs): Likewise.
24181 (gimplify_addr_expr): Use is_gimple_reg.
24182 (gimplify_expr): Remove formal temp cases.
24183 (gimple_regimplify_operands): Likewise.
24184 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24185 and FILTER_EXPR like constants.
24186 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24188 (is_gimple_formal_tmp_rhs): Remove.
24189 (is_gimple_reg_rhs): Remove special casing.
24190 (is_gimple_mem_rhs): Fix.
24191 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24192 (is_gimple_formal_tmp_var): Remove.
24193 (is_gimple_formal_tmp_reg): Likewise.
24194 (is_gimple_min_lval): Allow invariant component ref parts.
24195 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24196 is_gimple_formal_tmp_reg): Remove declarations.
24197 * tree-cfg.c (verify_expr): Verify that variables with address
24198 taken do not have DECL_GIMPLE_REG_P set.
24199 * tree-mudflap.c (mf_build_check_statement_for): Use
24200 force_gimple_operand instead of gimplify_expr.
24202 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24204 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24205 schedulable rows to compute_split_row.
24207 2009-03-31 Ben Elliston <bje@au.ibm.com>
24210 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24213 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24215 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24216 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24217 * configure: Regenerate.
24218 * config.in: Regenerate.
24219 * config/rs6000/rs6000.opt (mtls-markers): Add.
24220 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24221 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24222 (tls_ld_aix, tls_ld_sysv): Likewise.
24223 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24224 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24226 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24228 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24230 2009-03-30 Jan Hubicka <jh@suse.cz>
24232 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24234 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24235 detection and label handling.
24237 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24239 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24240 left_conflicts_size.
24241 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24242 ALLOCNO_LEFT_CONFLICTS_SIZE.
24244 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24245 remove_allocno_from_bucket_and_push,
24246 allocno_spill_priority_compare, push_allocnos_to_stack,
24247 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24248 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24249 (setup_allocno_left_conflicts_num): Ditto. Rename to
24250 setup_allocno_left_conflicts_size.
24251 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24252 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24253 setup_allocno_left_conflicts_size instead of
24254 setup_allocno_left_conflicts_num.
24256 * ira-build.c (ira_create_allocno): Use
24257 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24258 ALLOCNO_LEFT_CONFLICTS_NUM.
24260 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24262 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24263 instead of DF_LR_OUT.
24265 * ira-lives.c (process_bb_node_lives): Ditto.
24267 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24268 instead of DF_LR_{OUT,IN}.
24270 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24272 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24274 2009-03-30 Jan Hubicka <jh@suse.cz>
24276 * except.c (label_to_region_map): Fix thinko.
24278 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24280 PR middle-end/38237
24281 * tree.h (tree_find_value): New declaration.
24282 * tree.c (tree_find_value): New function.
24283 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24285 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24288 * c-decl.c (struct c_binding): Add locus field.
24289 (bind): Add locus argument, set locus field from it.
24290 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24291 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24292 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24293 implicitly_declare, undeclared_variable, lookup_label,
24294 declare_label, c_make_fname_decl, c_builtin_function,
24295 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24298 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24301 * config/i386/i386.c (classify_argument): Check total size of
24304 2009-03-30 Martin Jambor <mjambor@suse.cz>
24306 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24307 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24308 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24311 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24312 seen_variable_array_ref while also traversing a union.
24314 * tree-inline.c (optimize_inline_calls): Do not call
24315 cgraph_node_remove_callees.
24316 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24317 (pass_remove_cgraph_callee_edges): New variable.
24318 * passes.c (init_optimization_passes): Add
24319 pass_remove_cgraph_callee_edges after early inlining and before all
24320 late intraprocedural passes.
24322 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24324 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24326 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24327 Fix typos in names.
24329 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24331 * combine.c (simplify_comparison): Use have_insn_for.
24332 * dojump.c (do_jump): Likewise.
24334 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24336 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24337 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24338 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24339 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24340 instead of sparc_compare_emitted.
24341 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24342 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24343 instead of sparc_compare_emitted.
24345 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24347 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24348 enter/exit cfglayout mode.
24349 (pass_partition_block): Require it.
24350 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24351 (combine_instructions): Track basic blocks instead of labels.
24352 (update_cfg_for_uncondjump): New.
24353 (try_combine): Use it. Update jumps after rescanning.
24354 (pass_combine): Require PROP_cfglayout.
24355 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24357 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24359 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24360 Provide/destroy PROP_cfglayout respectively.
24361 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24362 * tree-pass.h (PROP_cfglayout): New.
24364 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24366 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24367 fold_convert_const_fixed_from_fixed,
24368 fold_convert_const_fixed_from_int,
24369 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24370 set TREE_CONSTANT_OVERFLOW.
24371 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24372 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24374 2009-03-30 Ira Rosen <irar@il.ibm.com>
24376 * tree-vect-loop-manip.c: New file.
24377 * tree-vectorizer.c: Update documentation and included files.
24378 (vect_loop_location): Make extern.
24379 (rename_use_op): Move to tree-vect-loop-manip.c
24380 (rename_variables_in_bb, rename_variables_in_loop,
24381 slpeel_update_phis_for_duplicate_loop,
24382 slpeel_update_phi_nodes_for_guard1,
24383 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24384 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24385 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24386 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24387 find_loop_location): Likewise.
24388 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24389 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24390 get_vectype_for_scalar_type, vect_is_simple_use,
24391 supportable_widening_operation, supportable_narrowing_operation):
24393 (bb_in_loop_p): Move to tree-vect-loop.c.
24394 (new_loop_vec_info, destroy_loop_vec_info,
24395 reduction_code_for_scalar_code, report_vect_op,
24396 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24397 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24398 (vect_supportable_dr_alignment): Likewise.
24399 * tree-vectorizer.h (tree-data-ref.h): Include.
24400 (vect_loop_location): Declare.
24401 Reorganize function declarations according to the new file structure.
24402 * tree-vect-loop.c: New file.
24403 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24404 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24405 * tree-vect-data-refs.c: New file.
24406 * tree-vect-patterns.c (timevar.h): Don't include.
24407 * tree-vect-stmts.c: New file.
24408 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24409 tree-vect-slp.c, tree-vect-loop.c.
24410 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24411 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24412 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24413 (tree-vect-analyze.o): Remove.
24414 (tree-vect-transform.o): Likewise.
24415 (tree-vect-data-refs.o): Add rule.
24416 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24417 tree-vect-slp.o): Likewise.
24418 (tree-vect-patterns.o): Remove redundant dependencies.
24419 (tree-vectorizer.o): Likewise.
24420 * tree-vect-slp.c: New file.
24422 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24424 * optc-gen.awk: Warn if an option flag has multiple different
24427 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24429 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24430 -floop-block): Document dependences on PPL, CLooG and Graphite.
24432 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24434 PR rtl-optimization/323
24435 * c-common.c (c_fully_fold, convert_and_check,
24436 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24437 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24438 * c-common.def (EXCESS_PRECISION_EXPR): New.
24439 * c-cppbuiltin.c (builtin_define_float_constants): Define
24440 constants with enough digits for long double.
24441 * c-lex.c (interpret_float): Interpret constant with excess
24442 precision where appropriate.
24443 * c-opts.c (c_common_post_options): Set
24444 flag_excess_precision_cmdline. Give an error for
24445 -fexcess-precision=standard for C++ for processors where the
24446 option is significant.
24447 * c-parser.c (c_parser_conditional_expression): Handle excess
24448 precision in condition.
24449 * c-typeck.c (convert_arguments): Handle arguments with excess
24451 (build_unary_op): Move excess precision outside operation.
24452 (build_conditional_expr): Likewise.
24453 (build_compound_expr): Likewise.
24454 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24455 (build_modify_expr): Handle excess precision in RHS.
24456 (convert_for_assignment): Handle excess precision in converted
24458 (digest_init, output_init_element, process_init_element): Handle
24459 excess precision in initializer.
24460 (c_finish_return): Handle excess precision in return value.
24461 (build_binary_op): Handle excess precision in operands and add
24462 excess precision as needed for operation.
24463 * common.opt (-fexcess-precision=): New option.
24464 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24465 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24466 For standard excess precision, output explicit conversion to and
24467 truncation from XFmode.
24468 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24469 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24470 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24471 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24472 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24473 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24474 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24475 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24476 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24477 define_splits, sqrt<mode>2): Disable where appropriate for
24478 standard excess precision.
24479 * convert.c (convert_to_real): Do not shorten arithmetic to type
24480 for which excess precision would be used.
24481 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24482 * doc/invoke.texi (-fexcess-precision=): Document option.
24483 (-mfpmath=): Correct index entry.
24484 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24485 flag_excess_precision): New.
24486 * langhooks.c (lhd_post_options): Set
24487 flag_excess_precision_cmdline.
24488 * opts.c (common_handle_option): Handle -fexcess-precision=.
24489 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24490 init_excess_precision): New.
24491 (lang_dependent_init_target): Call init_excess_precision.
24492 * tree.c (excess_precision_type): New.
24493 * tree.h (excess_precision_type): Declare.
24495 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24498 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24499 non-lvalue to component.
24501 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24503 PR preprocessor/34695
24504 * Makefile.in (c-opts.o): Depend on c-tree.h.
24505 * c-common.c: Move down include of diagnostic.h.
24506 (done_lexing, c_cpp_error): New.
24507 * c-common.h (done_lexing): Declare.
24508 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24510 * c-opts.c: Include c-tree.h.
24511 (c_common_init_options): Set preprocessor error callback.
24512 (c_common_handle_option): Do not set preprocessor
24513 inhibit_warnings, warnings_are_errors, warn_system_headers,
24514 pedantic_errors or inhibit_warnings flags.
24515 (c_common_post_options): Do not check cpp_errors (parse_in).
24516 (c_common_finish): Do not output dependencies if there were
24517 errors. Do not check return value of cpp_finish.
24518 * c-ppoutput.c (pp_file_change): Set input_location.
24519 * c-tree.h (c_cpp_error): Declare.
24520 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24522 (diagnostic_build_prefix): Check override_column.
24523 * diagnostic.h (diagnostic_info): Add override_column field.
24524 (diagnostic_override_column): Define.
24526 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24528 * c-common.c (c_expand_expr, c_staticp): Remove.
24529 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24530 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24531 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24532 * c-gimplify.c (gimplify_compound_literal_expr,
24533 optimize_compound_literals_in_ctor): Remove.
24534 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24535 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24536 * c-semantics.c (emit_local_var): Remove.
24538 * langhooks-def.h (lhd_expand_expr): Remove.
24539 * langhooks.c (lhd_expand_expr): Remove.
24540 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24542 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24543 handling from c-semantics.c; don't call into langhook.
24544 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24545 * gimplify.c (gimplify_compound_literal_expr,
24546 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24547 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24548 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24549 as was done in c-gimplify.c.
24550 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24551 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24552 Move from c-common.h.
24553 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24555 * tree.c (staticp): Do not call langhook.
24556 * langhooks.c (lhd_staticp): Delete.
24557 * langhooks-def.h (lhd_staticp): Delete prototype.
24558 (LANG_HOOKS_STATICP): Delete.
24559 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24561 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24562 instead of DECL_STMTs.
24564 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24572 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24574 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24575 contained expression.
24576 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24577 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24578 conditional expressions for C.
24579 (decl_constant_value_for_optimization): Move from
24580 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24581 whether optimizing and that the expression is a VAR_DECL not of
24582 array type instead of doing such checks in the caller. Do not
24583 check pedantic. Call gcc_unreachable for C++.
24584 * c-common.def (C_MAYBE_CONST_EXPR): New.
24585 * c-common.h (c_fully_fold, c_save_expr,
24586 decl_constant_value_for_optimization): New prototypes.
24587 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24588 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24589 EXPR_INT_CONST_OPERANDS): Define.
24590 * c-convert.c (convert): Strip nops from expression.
24591 * c-decl.c (groktypename): Take extra parameters expr and
24592 expr_const_operands. Update call to grokdeclarator.
24593 (start_decl): Update call to grokdeclarator. Add statement for
24594 expressions used in type of decl.
24595 (grokparm): Update call to grokdeclarator.
24596 (push_parm_decl): Update call to grokdeclarator.
24597 (build_compound_literal): Add parameter non_const and build a
24598 C_MAYBE_COSNT_EXPR if applicable.
24599 (grokdeclarator): Take extra parameters expr and
24600 expr_const_operands. Track expressions used in declaration
24601 specifiers and declarators. Fold array sizes and track whether
24602 they are constant expressions and whether they are integer
24603 constant expressions.
24604 (parser_xref_tag): Set expr and expr_const_operands fields in
24606 (grokfield): Update call to grokdeclarator.
24607 (start_function): Update call to grokdeclarator.
24608 (build_null_declspecs): Set expr and expr_const_operands fields in
24610 (declspecs_add_type): Handle expressions in typeof specifiers.
24611 * c-parser.c (c_parser_declspecs): Set expr and
24612 expr_const_operands fields for declaration specifiers.
24613 (c_parser_enum_specifier): Likewise.
24614 (c_parser_struct_or_union_specifier): Likewise.
24615 (c_parser_typeof_specifier): Likewise. Update call to
24616 groktypename. Fold expression as needed. Return expressions with
24617 type instead of adding statements.
24618 (c_parser_attributes): Update calls to c_parser_expr_list.
24619 (c_parser_statement_after_labels): Fold expression before passing
24620 to objc_build_throw_stmt.
24621 (c_parser_condition): Fold expression.
24622 (c_parser_asm_operands): Fold expression.
24623 (c_parser_conditional_expression): Use c_save_expr. Update call
24624 to build_conditional_expr.
24625 (c_parser_alignof_expression): Update call to groktypename.
24626 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24627 original_code. Fold expression argument of va_arg. Create
24628 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24629 argument to va_arg. Update calls to groktypename. Fold array
24630 index for offsetof. Verify that first argument to
24631 __builtin_choose_expr has integer type.
24632 (c_parser_postfix_expression_after_paren_type): Update calls to
24633 groktypename and build_compound_literal. Handle expressions with
24634 side effects in type name.
24635 (c_parser_postfix_expression_after_primary): Update call to
24636 c_parser_expr_list. Set original_code for calls to
24637 __builtin_constant_p.
24638 (c_parser_expr_list): Take extra parameter fold_p. Fold
24639 expressions if requested.
24640 (c_parser_objc_type_name): Update call to groktypename.
24641 (c_parser_objc_synchronized_statement): Fold expression.
24642 (c_parser_objc_receiver): Fold expression.
24643 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24644 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24645 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24646 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24647 (struct c_typespec): Add elements expr and expr_const_operands.
24648 (struct c_declspecs): Add elements expr and expr_const_operands.
24649 (groktypename, build_conditional_expr, build_compound_literal):
24651 (in_late_binary_op): Declare.
24652 * c-typeck.c (note_integer_operands): New function.
24653 (in_late_binary_op): New variable.
24654 (decl_constant_value_for_broken_optimization): Move to c-common.c
24655 and rename to decl_constant_value_for_optimization.
24656 (default_function_array_conversion): Do not strip nops.
24657 (default_conversion): Do not call
24658 decl_constant_value_for_broken_optimization.
24659 (build_array_ref): Do not fold result.
24660 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24661 result when operand is a VLA.
24662 (c_expr_sizeof_type): Update call to groktypename. Handle
24663 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24664 result when operand names a VLA type.
24665 (build_function_call): Update call to build_compound_literal.
24666 Only fold result for calls to __builtin_* functions. Strip
24667 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24668 the function designator.
24669 (convert_arguments): Fold arguments. Update call to
24670 convert_for_assignment.
24671 (build_unary_op): Handle increment and decrement of
24672 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24673 decrement earlier. Fold operand of increment and decrement.
24674 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24675 built for integer operand. Wrap returns that are INTEGER_CSTs
24676 without being integer constant expressions or that have integer
24677 constant operands without being INTEGER_CSTs.
24678 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24679 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24680 result is an integer constant expression or can be used in
24681 unevaluated parts of one and avoid folding and wrap as
24682 appropriate. Fold operands before possibly doing -Wsign-compare
24684 (build_compound_expr): Wrap result for C99 if operands can be used
24685 in integer constant expressions.
24686 (build_c_cast): Update call to digest_init. Do not ignore
24687 overflow from casting floating-point constants to integers. Wrap
24688 results that could be confused with integer constant expressions,
24689 null pointer constants or floating-point constants.
24690 (c_cast_expr): Update call to groktypename. Handle expressions
24691 included in type name.
24692 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24693 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24694 Update calls to convert_for_assignment.
24695 (convert_for_assignment): Take new parameter
24696 null_pointer_constant. Do not strip nops or call
24697 decl_constant_value_for_broken_optimization. Set
24698 in_late_binary_op for conversions to boolean.
24699 (store_init_value): Update call to digest_init.
24700 (digest_init): Take new parameter null_pointer_constant. Do not
24701 call decl_constant_value_for_broken_optimization. pedwarn for
24702 initializers not constant expressions. Update calls to
24703 convert_for_assignment.
24704 (constructor_nonconst): New.
24705 (struct constructor_stack): Add nonconst element.
24706 (really_start_incremental_init, push_init_level, pop_init_level):
24707 Handle constructor_nonconst and nonconst element.
24708 (set_init_index): Call constant_expression_warning for array
24710 (output_init_element): Fold value. Set constructor_nonconst as
24711 applicable. pedwarn for initializers not constant expressions.
24712 Update call to digest_init. Call constant_expression_warning
24713 where constant initializers are required.
24714 (process_init_element): Use c_save_expr.
24715 (c_finish_goto_ptr): Fold expression.
24716 (c_finish_return): Fold return value. Update call to
24717 convert_for_assignment.
24718 (c_start_case): Fold switch expression.
24719 (c_process_expr_stmt): Fold expression.
24720 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24721 ensure statement expression is not evaluated in constant expression.
24722 (build_binary_op): Track whether results are integer constant
24723 expressions or may occur in such, disable folding and wrap results
24724 as applicable. Fold operands for -Wsign-compare warnings unless
24726 (c_objc_common_truthvalue_conversion): Handle results folded to
24727 integer constants that are not integer constant expressions.
24728 * doc/extend.texi: Document when typeof operands are evaluated,
24729 that condition of __builtin_choose_expr is an integer constant
24730 expression, and more about use of __builtin_constant_p in
24733 2009-03-29 Richard Guenther <rguenther@suse.de>
24735 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24736 propagate addresses of array references.
24738 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24740 * regmove.c (perhaps_ends_bb_p): Remove.
24741 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24742 from INSN and check that the main loop stays within that basic block.
24743 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24744 (regmove_forward_pass): Split out from regmove_optimize. Use
24745 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24746 (regmove_backward_pass): Split out from regmove_optimize. Use
24747 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24748 (regmove_optimize): Simplify.
24750 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24753 * config/i386/i386.c (classify_argument): Ignore flexible array
24754 member in struct and warn ABI change.
24756 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24758 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24760 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24761 (ix86_adjust_cost): Updated.
24763 2009-03-29 Jan Hubicka <jh@suse.cz>
24765 PR middle-end/28850
24766 * tree-pass.h (pass_cleanup_eh): New function.
24767 (remove_unreachable_regions): Break code handling RTL
24768 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24769 that can not be reached by runtime.
24770 (can_be_reached_by_runtime): New function.
24771 (label_to_region_map): New function.
24772 (num_eh_regions): New function.
24773 (rtl_remove_unreachable_regions): New function.
24774 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24775 (remove_eh_region): New function.
24776 * except.h: Include sbitmap and vecprim.
24777 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24778 num_eh_regions): Declare.
24779 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24780 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24781 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24782 (tree_empty_eh_handler_p): New function.
24783 (cleanup_empty_eh): New function.
24784 (cleanup_eh): New function.
24785 (pass_cleanup_eh): New function.
24787 2009-03-29 Jan Hubicka <jh@suse.cz>
24789 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24790 for removed regions.
24792 2009-03-29 Jan Hubicka <jh@suse.cz>
24794 * except.c (dump_eh_tree): Dump all datastructures.
24796 2009-03-29 Jan Hubicka <jh@suse.cz>
24798 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24799 (duplicate_eh_regions_1): Likewise.
24800 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24801 vector; call EH verification.
24802 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24803 Be ready for region being removed.
24805 2009-03-29 Jan Hubicka <jh@suse.cz>
24807 * bitmap.c (bitmap_last_set_bit): New function.
24808 * bitmap.h (bitmap_last_set_bit): Declare.
24810 2009-03-29 David Ayers <ayers@fsfe.org>
24813 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24814 by calling objc_compare_types and surpress warnings about
24815 incompatible C pointers that are compatible ObjC pointers.
24817 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24819 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24820 call initialize_inline_failed.
24821 (initialize_inline_failed): Move it from here ...
24822 * cgraph.c (initialize_inline_failed): ... to here.
24823 (cgraph_create_edge): Call initialize_inline_failed rather than
24824 setting inline_failed directly.
24826 2009-03-29 Ben Elliston <bje@au.ibm.com>
24829 * sysv4.opt (msdata): Improve comment.
24830 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24831 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24833 2009-03-29 Ben Elliston <bje@au.ibm.com>
24836 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24837 load and store attributes.
24839 2009-03-29 Ben Elliston <bje@au.ibm.com>
24841 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24842 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24843 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24844 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24845 __builtin_infq and __builtin_huge_valq.
24847 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24849 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24851 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24852 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24854 2009-03-28 Xinliang David Li <davidxl@google.com>
24856 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24857 (do_dbg_cnt): New function.
24859 2009-03-28 Jan Hubicka <jh@suse.cz>
24861 Merge from pretty-ipa:
24863 2009-03-27 Jan Hubicka <jh@suse.cz>
24865 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24866 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24867 * passes.c (function_called_by_processed_nodes_p): New.
24868 * ipa-pure-const.c (check_call): Fix handling of operands.
24869 (analyze_function): Dump debug output for skipped bodies.
24870 (local_pure_const): Use function_called_by_processed_nodes_p.
24871 * dwarf2out.c (reference_to_unused): Use output.
24872 * passes.c (do_per_function_toporder): Likewise.
24874 2008-11-12 Jan Hubicka <jh@suse.cz>
24876 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24877 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24878 state_set_in_source enum
24879 (check_decl): Ignore memory tags; do not set fake looping flags;
24881 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24882 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24883 (check_call, analyze_function): Rewrite.
24885 (add_new_function): Update call of analyze_function.
24886 (generate_summary): Add call of analyze_function.
24887 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24888 (local_pure_const): New function.
24889 (pass_local_pure_const): New pass.
24890 * ipa-inline.c (inline_transform): Set after_inlining.
24891 * tree-eh.c (stmt_can_throw_external): New.
24892 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24893 work with aliasing built.
24894 * tree-flow.h (stmt_can_throw_external): New.
24895 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24896 and local pure/const pass in early and late optimization queue.
24898 2009-03-28 Martin Jambor <mjambor@suse.cz>
24900 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24902 (fold_binary): Allow function decl aligment consideration is the
24903 second argument is integer constant one.
24904 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24905 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24906 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24908 2009-03-28 Jan Hubicka <jh@suse.cz>
24910 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24911 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24912 * function.h (rtl_data): Add nothrow flag.
24913 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24914 set DECL_NOTHROW for AVAILABLE functions.
24916 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24918 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24919 following vector keyword has expansion starting with pixel or bool
24920 keyword, expand vector to __vector and pixel or bool to __pixel or
24924 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24925 warn_if_disallowed_function_p): Removed.
24926 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24927 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24928 warning_if_disallowed_function_p.
24929 * flags.h (warn_if_disallowed_function_p,
24930 warn_disallowed_functions): Removed.
24931 * common.opt (Wdisallowed-function-list=): Removed.
24932 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24934 2009-03-28 Richard Guenther <rguenther@suse.de>
24936 PR tree-optimization/38723
24937 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24940 2009-03-28 Jan Hubicka <jh@suse.cz>
24942 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24943 test introduced by my previous patch.
24945 2009-03-28 Richard Guenther <rguenther@suse.de>
24947 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24948 the PHIs value undefined.
24950 2009-03-28 Jan Hubicka <jh@suse.cz>
24952 * tree-pass.h (pass_fixup_cfg): New pass.
24953 * ipa-inline.c (inline_transform): Set
24954 always_inline_functions_inlined/after_inlining.
24955 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24956 (pass_fixup_cfg): New pass.
24957 * passes.c (init_optimization_passes): Add fixup_cfg.
24959 2009-03-28 Richard Guenther <rguenther@suse.de>
24961 PR tree-optimization/38458
24962 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24963 argument use the arguments copy-of value.
24965 2009-03-28 Richard Guenther <rguenther@suse.de>
24967 PR tree-optimization/38180
24968 * tree-ssa-ccp.c (get_default_value): Simplify.
24969 (likely_value): Likewise.
24970 (surely_varying_stmt_p): Properly handle VOP case.
24971 (ccp_initialize): Likewise.
24972 (ccp_fold): Handle propagating through *&.
24973 (fold_const_aggregate_ref): Also handle decls.
24975 2009-03-28 Jan Hubicka <jh@suse.cz>
24977 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24978 * cgraph.h (cgraph_node): Likewise.
24979 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24980 (cgraph_reset_node): Use process flag.
24981 (cgraph_mark_functions_to_output): Likewise.
24982 (cgraph_expand_function): Likewise.
24983 (cgraph_expand_all_functions): Likewise.
24984 (cgraph_output_in_order): Likewise.
24985 * dwarf2out.c (reference_to_unused): Likewise.
24986 * passes.c do_per_function_toporder): Likewise.
24988 2009-03-28 Jan Hubicka <jh@suse.cz>
24990 Bring from lto-branch:
24992 2008-09-03 Doug Kwan <dougkwan@google.com>
24994 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24995 enums instead of reason strings.
24996 * cgraph.c (cgraph_create_edge): Same.
24997 (cgraph_inline_failed_string): New function.
24998 * cgraph.h (cgraph_inline_failed_t): New enum type.
24999 (cgraph_inline_failed_string): New prototype.
25000 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25001 char pointer to cgraph_inline_failed_t.
25002 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25003 (cgraph_default_inline_p): Ditto.
25004 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25005 to cgraph_inline_failed_t pointer.
25006 * cif-code.def: New file.
25007 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25009 (cgraph_check_inline_limits): Change type of REASON to pointer to
25010 cgraph_inline_failed_t. Replace reason strings with enums.
25011 (cgraph_default_inline_p): Ditto.
25012 (cgraph_recursive_inlining_p): Ditto.
25013 (update_caller_keys): Change type of FAILED_REASON to
25014 cgraph_inline_failed_t.
25015 (cgraph_set_inline_failed): Change type of REASON to pointer to
25016 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25017 convert enums to strings for text output.
25018 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25019 to be of type cgraph_inline_failed_t. Replace reason strings with
25020 enums. Call cgraph_inline_failed_string to covert enums
25021 to strings for text output.
25022 (cgraph_decide_inlining): Replace reason strings with enums.
25023 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25024 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25026 * tree-inline.c (expand_call_inline): Change type of REASON
25027 to cgraph_inline_failed_t. Replace reason strings with enums.
25028 Call cgraph_inline_failed_string for text output.
25029 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25032 2009-03-28 Jan Hubicka <jh@suse.cz>
25034 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25035 cgraph_clone_node): Remove master clone handling.
25036 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25037 * cgraph.h (master_clone): Remove.
25038 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25039 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25040 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25042 2009-03-28 Jan Hubicka <jh@suse.cz>
25044 * cgraph.c (cgraph_function_body_availability): Functions declared
25045 inline are always safe to assume that it is not going to be replaced.
25047 2009-03-28 Richard Guenther <rguenther@suse.de>
25049 PR tree-optimization/38513
25050 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25051 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25052 EXC_PTR_EXPR and FILTER_EXPR.
25053 (get_ref_from_reference_ops): Likewise.
25055 2009-03-28 Richard Guenther <rguenther@suse.de>
25057 PR tree-optimization/38968
25058 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25059 Use FLOOR_MOD_EXPR to compute misalignment.
25061 2009-03-28 Richard Guenther <rguenther@suse.de>
25063 PR tree-optimization/37795
25064 * tree.h (combine_comparisons): Declare.
25065 * fold-const.c (combine_comparisons): Export.
25066 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25068 (ifcombine_iforif): Use combine_comparisons.
25070 2009-03-28 Jan Hubicka <jh@suse.cz>
25072 * tree-eh.c (inlinable_call_p): New function.
25073 (make_eh_edges): Use it.
25074 (verify_eh_edges): Use it.
25075 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25076 * except.c (reachable_next_level): Add inlinable_function argument
25077 (sjlj_find_directly_reachable_regions): Update.
25078 (add_reachable_handler): Do not set saw_any_handlers.
25079 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25080 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25081 Add new inlinable call parameter.
25082 (can_throw_internal, can_throw_external): Update.
25083 * except.h (can_throw_internal_1, can_throw_external_1,
25084 foreach_reachable_handler): Update declaration.
25086 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25088 * config/arm/t-arm-coff, config/h8300/coff.h,
25089 config/i386/i386-aout.h, config/i386/i386-coff.h,
25090 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25091 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25092 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25093 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25094 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25095 sys-types.h: Remove.
25096 * Makefile.in: Remove protoize and fixproto support and references
25098 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25099 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25101 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25102 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25103 unprotoize$(exeext).
25104 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25105 (.PHONY): Don't depend on proto.
25106 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25107 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25108 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25109 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25110 build/gen-protos.o, build/scan.o, xsys-protos.h,
25111 build/fix-header$(build_exeext), build/fix-header.o,
25112 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25113 stmp-install-fixproto): Remove.
25114 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25115 SYSCALLS.c or fixproto files.
25116 (install-common): Don't install protoize.
25117 (install-headers-tar, install-headers-cpio, install-headers-cp):
25118 Don't depend on $(STMP_FIXPROTO).
25119 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25120 install fixproto files or write out fixproto settings.
25121 (uninstall): Don't uninstall protoize.
25122 * config.gcc (use_fixproto): Remove.
25123 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25124 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25125 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25126 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25127 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25128 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25129 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25130 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25131 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25132 * config/t-vxworks (STMP_FIXPROTO): Remove.
25133 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25134 STMP_FIXPROTO): Remove.
25135 * config.in, configure: Regenerate.
25136 * crtstuff.c (gid_t, uid_t): Don't undefine.
25137 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25138 (arm-*-coff, arm-*-aout: Remove target entries.
25139 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25140 Remove mention of AIX 4.1.
25141 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25142 * doc/invoke.texi (Running Protoize): Remove.
25143 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25144 (Protoize Caveats): Remove.
25145 * tsystem.h: Update comments on headers assumed to exist.
25147 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25149 * genautomata.c: Add a new year to the copyright. Add a new
25151 (struct insn_reserv_decl): Add comments for member bypass_list.
25152 (find_bypass): Remove.
25153 (insert_bypass): New.
25154 (process_decls): Use insert_bypass.
25155 (output_internal_insn_latency_func): Output all bypasses with the
25156 same input insn in one switch case.
25158 * rtl.def (define_bypass): Describe bypass choice.
25159 * doc/md.texi (define_bypass): Ditto.
25161 2009-03-27 Richard Guenther <rguenther@suse.de>
25163 * gimplify.c (mark_addressable): Export.
25164 * tree-flow.h (mark_addressable): Declare.
25165 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25166 * tree-ssa.c (verify_phi_args): Verify that address taken
25167 variables have TREE_ADDRESSABLE set.
25169 2009-03-27 Richard Guenther <rguenther@suse.de>
25171 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25172 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25173 Do not mark decls TREE_ADDRESSABLE.
25174 (build_fold_addr_expr): Adjust.
25175 (fold_addr_expr): Remove.
25176 (fold_unary): Use build_fold_addr_expr.
25177 (fold_comparison): Likewise.
25178 (split_address_to_core_and_offset): Likewise.
25179 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25181 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25182 (gimplify_modify_expr_to_memcpy): Mark source and destination
25184 * omp-low.c (create_omp_child_function): Mark the object decl
25186 (lower_rec_input_clauses): Mark the var we take the address of
25188 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25190 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25192 PR middle-end/39315
25193 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25194 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25196 2009-03-27 Richard Guenther <rguenther@suse.de>
25198 PR tree-optimization/39120
25199 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25201 (handle_lhs_call): Process return constraints. Add escape
25202 constraints if necessary.
25203 (handle_const_call): Fill out return constraints. Make nested
25204 case more precise. Avoid consttmp if possible.
25205 (handle_pure_call): Fill out return constraints. Avoid
25206 callused if possible.
25207 (find_func_aliases): Simplify call handling.
25209 2009-03-27 Richard Guenther <rguenther@suse.de>
25211 PR tree-optimization/39120
25212 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25213 as a representative.
25214 (solve_graph): Do propagate CALLUSED.
25215 (handle_pure_call): Use a scalar constraint from CALLUSED for
25217 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25220 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25223 * c-common.c (handle_aligned_attribute): Properly check alignment
25224 overflow. Use (1U << i) instead of (1 << i).
25226 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25228 * expr.h (get_mem_align_offset): Updated.
25230 * tree.h (tree_decl_common): Change align to "unsigned int" and
25231 move it before pointer_alias_set.
25233 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25234 Jakub Jelinek <jakub@redhat.com>
25237 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25238 gr_register_operand with gr_reg_or_0_operand.
25239 (cmpxchg_rel_di): Likewise.
25240 (sync_lock_test_and_set<mode>): Likewise.
25242 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25244 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25245 (true_regnum): Likewise.
25247 * rtlanal.c (subreg_info): Moved to ...
25248 * rtl.h (subreg_info): Here. New.
25249 (subreg_get_info): New.
25251 * rtlanal.c (subreg_get_info): Make it extern.
25253 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25256 * config/i386/i386.c (ix86_abi): New.
25257 (override_options): Handle -mabi=.
25258 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25259 (ix86_call_abi_override): Likewise.
25260 (init_cumulative_args): Likewise.
25261 (function_arg_advance): Likewise.
25262 (function_arg_64): Likewise.
25263 (function_arg): Likewise.
25264 (ix86_pass_by_reference): Likewise.
25265 (ix86_function_value_regno_p): Likewise.
25266 (ix86_build_builtin_va_list_abi): Likewise.
25267 (setup_incoming_varargs_64): Likewise.
25268 (is_va_list_char_pointer): Likewise.
25269 (ix86_init_machine_status): Likewise.
25270 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25271 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25272 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25273 (ix86_function_abi): Make it static and return enum calling_abi.
25274 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25276 (ix86_fn_abi_va_list): Updated.
25278 * config/i386/i386.h (ix86_abi): New.
25279 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25280 (CONDITIONAL_REGISTER_USAGE): Likewise.
25281 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25282 (machine_function): Likewise.
25284 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25286 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25287 (STACK_BOUNDARY): Likewise.
25288 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25290 * config/i386/i386.opt (mabi=): New.
25292 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25293 return enum calling_abi.
25294 (ix86_function_type_abi): Likewise.
25295 (ix86_function_abi): Removed.
25297 * doc/invoke.texi: Document -mabi= option for x86.
25299 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25301 * builtins.c (real_dconstp): Delete.
25302 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25304 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25305 Jakub Jelinek <jakub@redhat.com>
25308 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25309 (gen_subprogram_die): When a function is explicit, generate the
25310 DW_AT_explicit attribute.
25311 * langhooks.h (struct lang_hooks_for_decls): Add
25312 function_decl_explicit_p langhook.
25313 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25314 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25316 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25318 * builtins.c (fold_builtin_memory_op): Optimize memmove
25319 into memcpy if we can prove source and destination don't overlap.
25321 * tree-inline.c: Include gt-tree-inline.h.
25322 (clone_fn_id_num): New variable.
25323 (clone_function_name): New function.
25324 (tree_function_versioning): Use it.
25325 * Makefile.in (GTFILES): Add tree-inline.c.
25327 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25329 * BASE-VER: Change to 4.5.0.
25331 2009-03-27 Xinliang David Li <davidxl@google.com>
25333 PR tree-optimization/39557
25334 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25336 2009-03-27 Xinliang David Li <davidxl@google.com>
25338 PR tree-optimization/39548
25339 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25342 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25344 * c-common.c (pointer_int_sum): Use %wd on return from
25347 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25349 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25350 on return from tree_low_cst.
25352 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25355 * ginclude/stdarg.h (va_copy): Define also for
25356 __GXX_EXPERIMENTAL_CXX0X__.
25358 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25361 * builtins.h (c_strlen): Do not warn here.
25362 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25363 * c-common.c (pointer_int_sum): Take an explicit location.
25364 Warn about offsets out of bounds.
25365 * c-common.h (pointer_int_sum): Adjust declaration.
25367 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25369 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25372 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25375 * opts.c (warn_if_disallowed_function_p): Don't assume
25376 get_callee_fndecl must return non-NULL.
25378 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25380 PR rtl-optimization/39522
25381 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25382 when reg_reloaded_valid is set.
25384 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25386 * config/spu/divv2df3.c: New file.
25387 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25388 (DPBIT_FUNCS): Filter out _div_df.
25390 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25392 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25393 a jump insn, count that jump in the distance to the loop start.
25395 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25398 * config/sh/sh.c (calc_live_regs): Fix condition for global
25399 registers except PIC_OFFSET_TABLE_REGNUM.
25401 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25404 * doc/invoke.texi (-mconsole): New.
25406 (-mno-cygwin): New.
25408 (-mnop-fun-dllimport): New.
25412 (sub section "i386 and x86-64 Windows Options"): New.
25414 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25416 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25417 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25419 2009-03-25 Richard Guenther <rguenther@suse.de>
25421 PR middle-end/39497
25422 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25425 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25427 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25428 neither of haifa/selective schedulers are working.
25430 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25432 * doc/invoke.texi (Debugging Options): Fix description of
25433 -fno-merge-debug-strings.
25435 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25437 * config/cris/libgcc.ver: New version-script.
25438 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25440 * configure.ac <GAS features, nop mnemonic>: Add pattern
25441 crisv32-*-* for "nop".
25442 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25443 * configure: Regenerate.
25445 2009-03-24 Ira Rosen <irar@il.ibm.com>
25447 PR tree-optimization/39529
25448 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25449 mark_sym_for_renaming for the tag copied to the new vector
25452 2009-03-24 Arthur Loiret <aloiret@debian.org>
25454 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25455 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25456 EXTRA_SPEC_FUNCTIONS.
25457 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25458 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25459 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25460 -march and -mtune options.
25462 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25464 * config/m68k/t-rtems: Add m5329 multilib.
25466 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25467 Jakub Jelinek <jakub@redhat.com>
25470 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25473 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25476 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25477 instead of c_parser_expression_conv, if original_code isn't one of the
25478 4 allowed comparison codes, fail.
25480 2009-03-23 Richard Guenther <rguenther@suse.de>
25482 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25483 * tree.h (struct tree_type): Likewise.
25484 * reload.h (struct insn_chain): Likewise.
25485 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25486 * function.h (struct function): Likewise.
25487 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25489 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25491 PR tree-optimization/39516
25492 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25494 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25496 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25497 should be set true if BITS_PER_WORD of target is bigger than 32
25499 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25501 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25502 Translate -B-options to -rpath-link. Correct existing
25503 rpath-link and conditionalize on !nostdlib.
25505 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25507 * doc/extend.texi (Function Attributes, Variable Attributes):
25509 * doc/invoke.texi (Debugging Options, Optimize Options)
25510 (i386 and x86-64 Options, MCore Options): Likewise.
25512 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25515 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25516 it for block local namespace aliases.
25517 (gen_decl_die): Pass context_die to gen_namespace_die.
25519 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25522 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25523 minimum or maximum value.
25525 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25527 * reginfo.c (globalize_reg): Recompute derived reg sets.
25529 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25532 * libgcc2.c (mprotect): Do not use signed arguments for
25533 VirtualProtect, use DWORD arguments. Also fix the 'may
25534 be used uninitialized' warning for the np variable.
25536 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25539 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25540 functions using regparm calling conventions when not optimizing.
25541 (ix86_function_sseregparm): Similarly for sseregparm calling
25544 2009-03-19 Li Feng <nemokingdom@gmail.com>
25546 PR middle-end/39500
25547 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25548 dependence if the first conflict is after niter iterations.
25550 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25552 PR middle-end/38609
25553 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25554 functions with dynamic stack-pointer adjustments.
25556 2009-03-19 Ben Elliston <bje@au.ibm.com>
25558 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25559 option; change to -msdata=data.
25561 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25563 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25566 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25569 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25571 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25573 * doc/invoke.texi (Code Gen Options): Expand discussion of
25576 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25578 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25579 * matrix-reorg.c (struct matrix_info): Likewise.
25580 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25581 * rtl.h (struct mem_attrs): Likewise.
25582 * df.h (struct df): Likewise.
25583 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25584 * ira-int.h (struct ira_allocno): Likewise.
25585 * df-scan.c (struct df_collection_rec): Likewise.
25586 * ira.c (struct equivalence): Likewise.
25587 * function.c (struct temp_slot): Likewise.
25588 * cfgloop.h (struct loop): Likewise.
25591 * function.c (use_register_for_decl): When not optimizing, disregard
25592 register keyword for variables with types containing methods.
25594 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25596 PR middle-end/39447
25597 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25598 (is_simple_operand): Call contains_component_ref_p before calling data
25599 reference analysis that would fail on COMPONENT_REFs.
25601 * tree-vrp.c (search_for_addr_array): Fix formatting.
25603 2009-03-18 Richard Guenther <rguenther@suse.de>
25605 * tree-vect-transform.c (vect_loop_versioning): Fold the
25606 generated comparisons.
25607 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25608 (slpeel_tree_peel_loop_to_edge): Likewise.
25610 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25612 PR middle-end/37805
25613 * opts.c (print_specific_help): In addition to `undocumented',
25614 accept `separate' and `joined' flags if passed alone. Describe
25615 output by the first matched one of those.
25616 (common_handle_option): Skip over empty strings.
25617 * gcc.c (display_help): Fix help string for `--help='.
25618 * doc/invoke.texi (Option Summary, Overall Options): With
25619 `--help=', classes and qualifiers can both be repeated, but
25620 only the latter can be negated. One should not pass only
25621 negated qualifiers. Fix markup and examples.
25624 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25625 PR middle-end/37805
25626 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25627 and -fhelp=separate.
25629 2009-03-17 Jing Yu <jingyu@google.com>
25631 PR middle-end/39378
25632 * function.h (struct rtl_data): Move is_thunk from here...
25633 (struct function): ...to here.
25634 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25635 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25637 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25639 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25640 (alpha_output_function_end_prologue): Likewise.
25641 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25642 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25643 (rs6000_output_function_epilogue): Likewise.
25644 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25646 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25649 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25650 from different units in a single alternative.
25651 (*truncdfsf_i387): Ditto.
25652 (*truncxfsf2_mixed): Ditto.
25653 (*truncxfdf2_mixed): Ditto.
25655 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25657 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25658 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25661 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25662 unused non-artificial variables when not optimizing.
25665 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25666 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25667 NAMESPACE_DECL in its DECL_INITIAL.
25669 PR middle-end/39443
25670 * optabs.c (set_user_assembler_libfunc): New function.
25671 * expr.h (set_user_assembler_libfunc): New prototype.
25672 * c-common.c: Include libfuncs.h.
25673 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25674 for memcmp, memset, memcpy, memmove and abort.
25675 * Makefile.in (c-common.o): Depend on libfuncs.h.
25678 * dwarf2out.c (gen_inlined_enumeration_type_die,
25679 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25680 gen_tagged_type_instantiation_die): Removed.
25681 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25684 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25687 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25689 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25690 (check-parallel-%): Ditto.
25691 (check-consistency): Ditto.
25693 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25695 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25696 local variable rhs by NULL_TREE.
25698 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25701 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25703 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25706 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25708 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25711 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25712 for ms->sysv ABI calls only in 64bit mode.
25714 * config/i386/i386.md (untyped_call): Support 32bit.
25716 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25718 * doc/extend.texi: Replace x86_65 with x86_64.
25720 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25722 PR tree-optimization/39455
25723 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25724 mismatches for POINTER_TYPE_P (type).
25725 (number_of_iterations_le): Likewise.
25727 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25729 * config/picochip/picochip.c: Removed profiling support.
25730 * config/picochip/picochip.md: Removed profiling instruction.
25731 * config/picochip/picochip.h: Removed profiling builtin.
25733 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25735 * doc/install.texi (--with-host-libstdcxx): Document.
25737 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25740 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25741 generate a warning if the function name does not begin with
25742 "__vector" and the function has either the 'signal' or 'interrupt'
25743 attribute, from here to ...
25744 (avr_declare_function_name): ...here. New function.
25745 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25746 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25748 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25751 * cse.c (fold_rtx): Don't modify original const_arg1 when
25752 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25753 separate variable instead.
25754 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25755 from out of range shift counts.
25756 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25758 2009-03-13 Catherine Moore <clm@codesourcery.com>
25760 * config/i386/x-mingw32 (host-mingw32.o): Replace
25761 diagnostic.h with $(DIAGNOSTIC_H).
25763 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25766 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25768 * config/i386/sync.md (sync_compare_and_swap<mode>,
25769 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25770 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25772 (sync_double_compare_and_swapdi_pic,
25773 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25774 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25776 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25779 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25781 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25784 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25785 (avx_addsubv4df3): Likewise.
25786 (*avx_addsubv4sf3): Likewise.
25787 (sse3_addsubv4sf3): Likewise.
25789 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25792 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25794 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25797 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25798 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25799 registers for allocnos created from user-defined variables.
25801 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25804 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25805 of non-integer mode as well.
25807 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25809 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25810 for functions for which the parameter types are unknown.
25812 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25815 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25816 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25817 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25818 * config/i386/i386.c (ix86_local_alignment): For
25819 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25820 long long variables on the stack to avoid dynamic realignment.
25821 Allow the first argument to be a decl rather than type.
25822 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25824 2009-03-11 Nick Clifton <nickc@redhat.com>
25827 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25829 Add description to mno-lsim option.
25830 * config/mcore/mcore.h: Remove comment about deprecated m4align
25832 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25833 * doc/invoke.texi: Add description of mno-lsim and
25834 mstack-increment options.
25836 * config/fr30/fr30.opt: Document the -mno-lsim option.
25837 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25838 and -mno-lsim options.
25840 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25842 * fold-const.c (fold_comparison): Only call fold_inf_compare
25843 if the mode supports infinities.
25845 2009-03-11 Jason Merrill <jason@redhat.com>
25848 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25849 end already did. Notice GIMPLE_CALL modifications of the result.
25850 Don't copy debug information from an ignored decl or a decl from
25853 2009-03-10 Richard Guenther <rguenther@suse.de>
25854 Nathan Froyd <froydnj@codesourcery.com>
25856 PR middle-end/37850
25857 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25858 (__divMODE3): Likewise.
25860 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25862 PR tree-optimization/39394
25863 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25864 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25866 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25868 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25869 inline asms for register asm ("") declarations.
25871 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25873 * fold-const.c (fold_unary): Fix comment.
25875 2009-03-07 Jan Hubicka <jh@suse.cz>
25878 * tree-inline.c (setup_one_parameter): Do replacement of const
25879 argument by constant in SSA form.
25881 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25883 PR middle-end/38028
25884 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25885 determine alignment passed to assign_stack_local.
25886 (assign_parms_unsplit_complex): Likewise.
25887 * except.c (sjlj_build_landing_pads): Likewise.
25889 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25891 PR middle-end/39360
25892 * tree-flow.h (add_referenced_var): Return bool instead of void.
25893 * tree-dfa.c (add_referenced_var): Return result of
25894 referenced_var_check_and_insert call.
25895 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25896 of referenced_var_check_and_insert.
25899 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25900 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25901 DIE, don't emit it if abstract origin already has it.
25902 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25903 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25905 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25907 * genpreds.c (needs_variable): Fix parentheses at variable name
25909 (write_tm_constrs_h): Indent generated code.
25911 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25913 * doc/extend.texi (Function Attributes): Add documentation
25914 for isr attributes.
25916 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25919 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25920 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25922 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25924 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25927 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25930 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25931 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25933 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25935 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25936 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25937 constants instead of magic numbers.
25938 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25940 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25941 (x86_64_ms_abi_int_parameter_registers): Ditto.
25942 (x86_64_int_return_registers): Ditto.
25943 (ix86_maybe_switch_abi): Ditto.
25944 (ix86_expand_call): Ditto for clobbered_registers array.
25945 (ix86_hard_regno_mode_ok): Ditto.
25946 (x86_extended_QIreg_mentioned_p): Ditto.
25948 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25950 PR tree-optimization/39349
25951 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25953 * combine.c (gen_lowpart_for_combine): Use omode when generating
25956 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25958 PR rtl-optimization/39235
25959 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25961 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25963 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25965 2009-03-04 Richard Guenther <rguenther@suse.de>
25967 PR tree-optimization/39362
25968 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25969 that occur in abnormal PHIs should be varying.
25971 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25973 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25975 (simple_iv): Take loop as an argument instead of statement.
25976 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25977 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25979 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25981 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25982 * matrix-reorg.c (analyze_transpose): Ditto.
25983 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25984 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25985 * tree-predcom.c (ref_at_iteration): Ditto.
25986 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25988 2009-03-04 Richard Guenther <rguenther@suse.de>
25990 PR tree-optimization/39358
25991 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25992 escaped_id and callused_id.
25993 (solve_graph): Likewise.
25995 2009-03-04 Richard Guenther <rguenther@suse.de>
25997 PR tree-optimization/39339
25998 * tree-sra.c (try_instantiate_multiple_fields): Make it
25999 no longer ICE on the above.
26001 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26003 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26004 that fits within Pmode.
26006 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26008 PR middle-end/10109
26009 * tm.texi (LIBCALL_VALUE): Update description.
26011 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26013 PR middle-end/34443
26014 * doc/extend.texi (section): Update description.
26016 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26018 PR middle-end/39345
26019 * tree-inline.c (remapped_type): New.
26020 (can_be_nonlocal): Call remapped_type instead of remap_type.
26022 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26025 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26026 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26028 2009-03-03 Richard Guenther <rguenther@suse.de>
26030 PR middle-end/39272
26031 * tree.c (tree_nonartificial_location): New function.
26032 * tree.h (tree_nonartificial_location): Declare.
26033 * builtins.c (expand_builtin_memory_chk): Provide location
26034 of the call location for artificial function pieces.
26035 (maybe_emit_chk_warning): Likewise.
26036 (maybe_emit_sprintf_chk_warning): Likewise.
26037 (maybe_emit_free_warning): Likewise.
26038 * expr.c (expand_expr_real_1): Likewise.
26040 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26042 PR tree-optimization/39343
26043 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26044 COMPONENT_REF t has ARRAY_TYPE.
26046 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26048 PR middle-end/39335
26049 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26050 when the type precision of the induction variable should be
26051 larger than the type precision of nit.
26052 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26053 * graphite.c (graphite_loop_normal_form): Same.
26054 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26056 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26058 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26059 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26060 numbers to describe clobbered registers.
26061 (*call_value_0_rex64_ms_sysv): Ditto.
26062 * config/i386/mmx.md (mmx_emms): Ditto.
26063 (mmx_femms): Ditto.
26065 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26067 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26070 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26072 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26073 (spu_section_type_flags): New function.
26075 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26077 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26078 reg_class_contents of FLOAT_REGS into a temporary.
26080 2009-03-02 Richard Guenther <rguenther@suse.de>
26081 Ira Rosen <irar@il.ibm.com>
26083 PR tree-optimization/39318
26084 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26085 information to the vectorized statement.
26087 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26089 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26090 variable. Use defined names instead of magic constants for REX SSE
26093 2009-03-01 Richard Guenther <rguenther@suse.de>
26095 PR tree-optimization/39331
26096 * omp-low.c (lower_send_shared_vars): Do not receive new
26097 values for the reference of DECL_BY_REFERENCE parms or results.
26099 2009-03-01 Jan Hubicka <jh@suse.cz>
26102 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26103 BLOCK_NONLOCALIZED_VAR): New macros.
26104 (tree_block): Add nonlocalized_vars.
26105 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26106 gen_decl_die): Add origin argument. Allow generation of die with
26107 origin at hand only.
26108 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26109 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26111 (gen_block_die): Fix checking for unused blocks.
26112 (process_scope_var): Break out from .... ; work with origins only.
26113 (decls_for_scope) ... here; process nonlocalized list.
26114 (dwarf2out_ignore_block): Look for nonlocalized vars.
26115 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26117 (dump_scope_block): Dump them.
26118 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26119 (remap_block): Likewise.
26120 (can_be_nonlocal): New predicate.
26121 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26123 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26125 * configure: Regenerate.
26127 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26129 * optc-gen.awk: No need to duplicate option flags twice.
26130 Reuse help texts for duplicate options which do not have any.
26132 * gcc.c (display_help): Document --version.
26134 * gcc.c (main): If print_help_list and verbose_flag, ensure
26135 driver output comes before subprocess output.
26137 * optc-gen.awk: Assign all remaining fields to help string,
26138 space-separated, for multi-line help in *.opt.
26140 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26141 -Wno-pedantic-ms-format is for MinGW targets only.
26143 * doc/options.texi (Option file format): Fix bad indentation,
26144 restoring dropped sentence.
26146 2009-02-28 Jan Hubicka <jh@suse.cz>
26148 * tree-inline.c (tree_function_versioning): Output debug info.
26150 2009-02-28 Jan Hubicka <jh@suse.cz>
26153 * tree-inline.c (setup_one_parameter): Do not copy propagate
26154 arguments when not optimizing.
26156 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26159 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26160 (avx_addsubv4df3): Likewise.
26161 (*avx_addsubv4sf3): Likewise.
26162 (sse3_addsubv4sf3): Likewise.
26163 (*avx_addsubv2df3): Likewise.
26164 (sse3_addsubv2df3): Likewise.
26165 (avx_unpckhps256): Correct item selectors.
26166 (avx_unpcklps256): Likewise.
26167 (avx_unpckhpd256): Likewise.
26168 (avx_unpcklpd256): Likewise.
26170 2009-02-28 Jan Hubicka <jh@suse.cz>
26172 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26174 (copy_arguments_for_versioning): If var is declared don't declare it.
26175 (tree_function_versioning): First setup substitutions and then copy
26178 2009-02-27 Jan Hubicka <jh@suse.cz>
26181 * cgraph.h (varpool_output_debug_info): Remove.
26182 * cgraphunit.c (varpool_output_debug_info): Remove.
26183 * dwarf2out.c (deferred_locations_struct): New struct
26184 (deferred_locations): New type.
26185 (deferred_locations_list): New static var.
26186 (deffer_location): New function.
26187 (gen_variable_die): Use it.
26188 (decls_for_scope): Output info on local static vars.
26189 (dwarf2out_finish): Process deferred locations.
26190 * varpool.c (varpool_output_debug_info): Remove.
26192 2009-02-27 Jan Hubicka <jh@suse.cz>
26195 * tree.h (TREE_PROTECTED): Fix comment.
26196 (BLOCK_HANDLER_BLOCK): Remove.
26197 (struct tree_block): Remove handler_block add body_block.
26198 (inlined_function_outer_scope_p): New.
26199 (is_body_block): Remove.
26200 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26201 * dwarf2out.c (is_inlined_entry_point): Remove.
26202 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26203 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26205 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26206 * gimplify.c (gimplify_expr): Gimplify body blocks.
26207 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26208 block with multiple subblocks.
26209 (dump_scope_block): Prettier output; dump more flags and info.
26210 (dump_scope_blocks): New.
26211 (remove_unused_locals): Use dump_scope_blocks.
26212 * tree-flow.h (dump_scope_blocks): Declare.
26213 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26214 * stmt.c (is_body_block): Remove.
26215 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26216 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26218 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26220 PR middle-end/39308
26221 * graphite.c (graphite_loop_normal_form): Do not call
26222 number_of_iterations_exit from a gcc_assert.
26224 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26226 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26227 jumps if COND is NULL.
26228 (find_cond_jump): New function.
26229 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26230 * config/s390/s390.md: Remove z10_cobra attribute value.
26232 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26234 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26235 force_const_mem returns NULL_RTX.
26237 2009-02-26 Jan Hubicka <jh@suse.cz>
26240 * cgraph.h (varpool_output_debug_info): Remove.
26241 * cgraphunit.c (varpool_output_debug_info): Remove.
26242 * dwarf2out.c (deferred_locations_struct): New struct
26243 (deferred_locations): New type.
26244 (deferred_locations_list): New static var.
26245 (deffer_location): New function.
26246 (gen_variable_die): Use it.
26247 (decls_for_scope): Output info on local static vars.
26248 (dwarf2out_finish): Process deferred locations.
26249 * varpool.c (varpool_output_debug_info): Remove.
26251 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26253 PR rtl-optimization/39241
26254 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26255 to subreg_offset_representable_p.
26257 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26259 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26260 execute function prototype. Get f and nregs from max_reg_num
26261 and get_insns. Remove the first backward pass as it's dead,
26262 guard the forward pass by flag_expensive_optimizations.
26263 (rest_of_handle_regmove): Delete.
26264 (pass_regmove): Replace it with regmove_optimize.
26266 2009-02-25 Martin Jambor <mjambor@suse.cz>
26268 PR tree-optimization/39259
26269 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26270 calls_alloca function flags.
26271 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26272 calls are detected.
26274 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26276 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26277 flags_set_1_rtx, flags_set_1_set): Delete.
26278 (regmove_optimize): Do not call mark_flags_life_zones.
26280 2009-02-24 Julian Brown <julian@codesourcery.com>
26283 * config/arm/arm.c (require_pic_register): Only set
26284 cfun->machine->pic_reg once per function.
26286 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26288 * doc/invoke.texi (Link Options): Document an easier way to pass
26289 options that take arguments to the GNU linker using -Xlinker and -Wl.
26291 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26294 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26296 2009-02-24 Richard Guenther <rguenther@suse.de>
26299 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26301 2009-02-24 Richard Guenther <rguenther@suse.de>
26302 Zdenek Dvorak <ook@ucw.cz>
26304 PR tree-optimization/39233
26305 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26306 from converting them to a generic type.
26308 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26310 PR tree-optimization/39260
26311 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26312 contains a condition with a real type.
26313 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26315 2009-02-23 Jason Merrill <jason@redhat.com>
26318 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26319 narrowing_initializer_constant_valid_p.
26320 (narrowing_initializer_constant_valid_p): Don't return
26321 null_pointer_node for adding a pointer to itself.
26323 2009-02-23 Jan Hubicka <jh@suse.cz>
26326 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26329 2009-02-23 Jan Hubicka <jh@suse.cz>
26331 PR tree-optimization/37709
26332 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26333 * tree.h (block_ultimate_origin): Declare.
26334 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26335 * tree-ssa-live.c (remove_unused_scope_block_p):
26336 Eliminate blocks containig no instructions nor live variables nor
26338 (dump_scope_block): New function.
26339 (remove_unused_locals): Enable removal of dead blocks by default;
26340 enable dumping at TDF_DETAILS.
26342 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26344 * config/i386/i386.c (classify_argument): Don't allow COImode
26346 (function_arg_advance_32): Don't allow OImode.
26347 (function_arg_32): Likewise.
26348 (function_value_32): Likewise.
26349 (return_in_memory_32): Likewise.
26350 (function_arg_64): Remove OImode comment.
26352 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26355 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26356 ix86_expand_vector_set for V4DImode in 64bit mode only.
26357 (ix86_expand_vector_init_one_var): Likewise.
26359 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26361 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26363 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26366 * loop-iv.c: Revert last change.
26367 * emit-rtl.c: Likewise.
26369 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26372 * config/i386/i386.c (type_natural_mode): Remove an extra
26373 space in the warning message.
26374 (function_value_32): Handle 32-byte vector modes.
26375 (return_in_memory_32): Likewise.
26377 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26379 * loop-iv.c (truncate_value): New function.
26380 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26382 (lowpart_subreg): Move to...
26383 * emit-rtl.c: ...here.
26385 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26387 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26388 accidental and undocumented change at revision 140860.
26390 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26392 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26393 take gimple_seq * arguments.
26394 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26395 types_compatible_p langhook.
26397 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26398 Joseph Myers <joseph@codesourcery.com>
26400 * config/arm/arm.c (arm_builtin_va_list): New function.
26401 (arm_expand_builtin_va_start): Likewise.
26402 (arm_gimplify_va_arg_expr): Likewise.
26403 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26404 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26405 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26406 (va_list_type): New variable.
26407 (arm_mangle_type): Mangle va_list_type appropriately.
26409 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26411 PR middle-end/39157
26412 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26413 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26414 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26415 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26416 parameter to 1000 for -O1 by default.
26417 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26419 * loop-invariant.c: Include params.h.
26420 (move_loop_invariants): Don't call move_single_loop_invariants on
26423 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26425 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26426 offset when calculating bounds for indexing stack_usage_map. Fixes
26427 a buffer overflow with certain target setups.
26429 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26432 * calls.c (expand_call): Clear try_tail_call if caller and callee
26433 disagree in promotion of function return value.
26435 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26438 * c-common.c (c_determine_visibility): If visibility changed and
26439 DECL_RTL has been already set, call make_decl_rtl to update symbol
26442 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26445 * varasm.c (assemble_variable): Don't check DECL_NAME when
26446 globalizing a variable.
26448 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26451 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26452 expression before any __builtin_trap call.
26453 * c-typeck.c (build_function_call): Convert and check function
26454 arguments before generating a call to a trap. Evaluate the
26455 function arguments before the trap.
26457 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26460 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26461 (UNSPEC_FXAM_MEM): New unspec.
26462 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26463 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26464 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26466 2009-02-19 Richard Guenther <rguenther@suse.de>
26468 PR tree-optimization/39207
26469 PR tree-optimization/39074
26470 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26471 storedanything_tree): New.
26472 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26473 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26474 (build_succ_graph): Add edges from STOREDANYTHING to all
26476 (init_base_vars): Initialize STOREDANYTHING.
26477 (compute_points_to_sets): Free substitution info after
26478 building the succ graph.
26479 (ipa_pta_execute): Likewise.
26481 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26483 (do_ds_constraint): Do not add to special var or non-pointer
26485 (type_could_have_pointers): Split out from ...
26486 (could_have_pointers): ... here. For arrays use the element type.
26487 (create_variable_info_for): Initialize may_have_pointers.
26488 (new_var_info): Likewise.
26489 (handle_lhs_call): Make the HEAP variable unknown-sized.
26490 (intra_create_variable_infos): Use a type with pointers for
26491 PARM_NOALIAS, make it unknown-sized.
26493 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26496 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26498 2009-02-18 Jason Merrill <jason@redhat.com>
26501 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26502 value if DECL_EXTERNAL.
26503 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26504 * target.h (gcc_target::binds_local_p): Clarify "module".
26505 * tree.h (TREE_PUBLIC): Clarify "module".
26507 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26510 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26511 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26513 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26516 * c.opt (Wabi): Support C and ObjC.
26519 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26521 * config/i386/i386.c (classify_argument): Warn once about the ABI
26522 change when passing union with long double.
26524 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26526 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26529 * c-parser.c (c_parser_compound_statement): Always enter and leave
26532 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26535 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26537 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26539 PR tree-optimization/36922
26540 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26541 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26544 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26546 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26549 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26551 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26553 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26555 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26558 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26559 Richard Sandiford <rdsandiford@googlemail.com>
26561 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26562 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26563 (loongson_biadd): ...this.
26565 2009-02-17 Richard Guenther <rguenther@suse.de>
26567 PR tree-optimization/39202
26568 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26569 a var make sure to follow existing collapses.
26571 2009-02-17 Richard Guenther <rguenther@suse.de>
26573 PR middle-end/39214
26574 * langhooks.c (lhd_print_error_function): Check for NULL block.
26576 2009-02-17 Richard Guenther <rguenther@suse.de>
26578 PR tree-optimization/39204
26579 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26582 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26584 * config/soft-fp/double.h: Update from glibc CVS.
26586 2009-02-17 Richard Guenther <rguenther@suse.de>
26588 PR tree-optimization/39207
26589 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26590 strict-aliasing warnings for pointers pointing to NULL.
26592 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26595 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26596 skipping until next close brace.
26598 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26601 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26602 to function argument boundary.
26604 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26606 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26607 in the lea_add. Reload eventually constraints it properly.
26608 * config/picochip/constraints.md: Remove the target constraint
26609 "b", since it is not needed anymore.
26611 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26613 * gthr-dce.h: Uglify function parameter and local variable names.
26614 * gthr-gnat.h: Likewise.
26615 * gthr-mipssde.h: Likewise.
26616 * gthr-nks.h: Likewise.
26617 * gthr-posix95.h: Likewise.
26618 * gthr-posix.h: Likewise.
26619 * gthr-rtems.h: Likewise.
26620 * gthr-single.h: Likewise.
26621 * gthr-solaris.h: Likewise.
26622 * gthr-tpf.h: Likewise.
26623 * gthr-vxworks.h: Likewise.
26624 * gthr-win32.h: Likewise.
26626 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26629 * config/i386/i386.md: Restrict the new peephole2 to move
26630 between MMX/SSE registers.
26632 2009-02-15 Richard Guenther <rguenther@suse.de>
26635 2009-02-13 Richard Guenther <rguenther@suse.de>
26637 * configure.ac: Enable LFS.
26638 * configure: Re-generate.
26639 * config.in: Likewise.
26641 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26643 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26644 spu_srqwbyte, spu_srqwbytebc): Define.
26645 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26646 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26647 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26648 "shrqby_<mode>"): New insn-and-split patterns.
26649 * config/spu/spu.c (expand_builtin_args): Determine and return
26650 number of operands using spu_builtin_description data.
26651 (spu_expand_builtin_1): Use it.
26653 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26656 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26659 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26662 * config/i386/i386.c (override_options): Correct warning
26663 messages for -malign-loops, -malign-jumps and -malign-functions.
26665 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26668 * config/i386/i386.md: Restrict the new peephole2 to move
26669 between the general purpose registers.
26671 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26674 * config/i386/i386.c (type_natural_mode): Add a new argument.
26675 Return the original mode and warn ABI change if vector size is 32byte.
26676 (function_arg_advance): Updated.
26677 (function_arg): Likewise.
26678 (ix86_function_value): Likewise.
26679 (ix86_return_in_memory): Likewise.
26680 (ix86_sol10_return_in_memory): Likewise.
26681 (ix86_gimplify_va_arg): Likewise.
26682 (function_arg_32): Don't warn ABX ABI change here.
26683 (function_arg_64): Likewise.
26685 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26687 * loop-iv.c (implies_p): In the final case, test that operands 0
26688 of the two comparisons match.
26690 * config/bfin/bfin.c (find_prev_insn_start): New function.
26691 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26692 (find_next_insn_start): Move.
26694 2009-02-13 Richard Guenther <rguenther@suse.de>
26696 * configure.ac: Enable LFS.
26697 * configure: Re-generate.
26698 * config.in: Likewise.
26700 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26703 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26704 sizes on syntax error after some arguments have been parsed.
26706 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26708 * doc/invoke.texi (-fira): Remove.
26710 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26712 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26713 * recog.c: Likewise.
26716 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26718 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26719 (umul_ppmm): Likewise.
26720 (count_leading_zeros): Likewise.
26721 (count_trailing_zeros): Likewise.
26722 (UMUL_TIME): Likewise.
26724 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26726 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26727 soft-fp/t-softfp to tmake_file.
26729 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26730 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26731 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26732 IA64_BUILTIN_INFQ]: New.
26733 (ia64_init_builtins): Initialize __builtin_infq,
26734 __builtin_fabsq and __builtin_copysignq if not HPUX.
26735 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26736 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26738 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26740 (__fixtfti): Likewise.
26741 (__fixunstfti): Likewise.
26742 (__floattitf): Likewise.
26744 * config/ia64/libgcc-glibc.ver: New.
26745 * config/ia64/t-fprules-softfp: Likewise.
26746 * config/ia64/sfp-machine.h: Likewise.
26748 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26749 (LIBGCC2_TF_CEXT): Likewise.
26750 (TF_SIZE): Likewise.
26751 (TARGET_INIT_LIBFUNCS): Likewise.
26753 * config/ia64/t-glibc (SHLINB_MAPFILES):
26754 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26756 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26758 * config/i386/i386.c (construct_container): Rewrite processing
26759 BLKmode with X86_64_SSE_CLASS.
26761 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26764 * config/i386/i386.md: Replace simplify_replace_rtx with
26765 replace_rtx in the new peephole2.
26767 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26769 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26770 loop unrolling do not happen at -O2.
26772 2009-02-12 Michael Matz <matz@suse.de>
26774 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26776 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26778 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26781 2009-02-12 Ben Elliston <bje@au.ibm.com>
26783 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26784 patterns when updating the back chain. Missed in the 2009-02-10
26787 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26789 * doc/extend.texi (Decimal Floating Types): Update identifier of
26790 draft TR and list of missing support.
26792 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26794 PR middle-end/39154
26795 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26796 bit to variable length decl's flags, add it also to its
26797 pointer replacement variable.
26799 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26800 Jakub Jelinek <jakub@redhat.com>
26803 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26804 (memory_blockage): New expander.
26805 (*memory_blockage): New insn pattern.
26806 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26807 instead of general blockage at the end of function prologue when
26808 frame pointer is used to access red zone area. Do not emit blockage
26809 when profiling, it is emitted in generic code.
26810 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26811 function epilogue when frame pointer is used to access red zone area.
26813 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26816 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26817 by arithmetic with memory operands.
26818 * config/i386/predicates.md (commutative_operator): New.
26820 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26822 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26825 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26827 * alias.h (record_alias_subset): Declare.
26828 * alias.c (record_alias_subset): Make global.
26830 2009-02-10 Nick Clifton <nickc@redhat.com>
26832 * tree-parloops.c: Change license to GPLv3.
26833 * ipa-struct-reorg.c: Change license to GPLv3.
26834 * ipa-struct-reorg.h: Change license to GPLv3.
26836 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26839 * c-decl.c (start_struct): Return NULL on error.
26841 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26843 PR middle-end/39124
26844 * cfgloopmanip.c (remove_path): Call remove_bbs after
26845 cancel_loop_tree, not before it.
26848 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26849 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26850 VAR_DECLs were seen.
26851 * tree-ssa-live.c (remove_unused_locals): Recompute
26852 cfun->has_local_explicit_reg_vars.
26853 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26854 copies or clearings if cfun->has_local_explicit_reg_vars.
26856 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26859 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26860 of function prologue when frame pointer is used to access
26863 2009-02-10 Richard Guenther <rguenther@suse.de>
26865 PR middle-end/39127
26866 * gimplify.c (gimple_regimplify_operands): Always look if
26867 we need to create a temporary.
26869 2009-02-10 Richard Guenther <rguenther@suse.de>
26871 PR tree-optimization/39132
26872 * tree-loop-distribution.c (todo): New global var.
26873 (generate_memset_zero): Trigger TODO_rebuild_alias.
26874 (tree_loop_distribution): Return todo.
26876 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26879 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26880 (x86_64_reg_class_name): Removed.
26881 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26882 first one isn't X86_64_SSE_CLASS or any other ones aren't
26883 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26884 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26885 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26886 and 3 X86_64_SSEUP_CLASS.
26887 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26888 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26890 2009-02-10 Ben Elliston <bje@au.ibm.com>
26892 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26893 form instruction to update the stack back chain word, even if the
26894 user has disabled the generation of update instructions.
26895 (movdi_<mode>_update_stack): New.
26896 (movsi_update_stack): Likewise.
26897 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26898 always use an update form instruction to update the stack back
26901 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26903 PR middle-end/38953
26904 * graphite.c (if_region_set_false_region): After moving a region in
26905 the false branch of a condition, remove the empty dummy basic block.
26906 (gloog): Remove wrong fix for PR38953.
26908 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26910 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26911 generation due to implicit sign extension.
26913 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26915 PR middle-end/38981
26916 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26917 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26919 2009-02-09 Richard Guenther <rguenther@suse.de>
26921 PR middle-end/35202
26922 * convert.c (convert_to_real): Disable (float)fn((double)x)
26923 to fnf(x) conversion if errno differences may occur and
26924 -fmath-errno is set.
26926 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26928 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26929 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26930 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26932 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26935 * c-common.c (handle_alias_attribute): Disallow attribute for
26936 anything not a FUNCTION_DECL or VAR_DECL.
26938 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26941 * real.c (do_compare): Special-case compare of zero against
26942 decimal float value.
26944 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26947 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26948 as indicating flexible array members unless the field itself is
26949 being declarared as the incomplete array.
26951 2009-02-06 Jan Hubicka <jh@suse.cz>
26953 PR tree-optimization/38844
26954 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26955 is already inlined.
26957 2009-02-06 Richard Guenther <rguenther@suse.de>
26959 PR middle-end/38977
26960 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26961 fork because we may expand it as __gcov_fork.
26963 2009-02-06 Nick Clifton <nickc@redhat.com>
26965 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26967 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26969 PR tree-optimization/35659
26970 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26971 vn_phi_eq): Shortcut if hashcode does not match.
26972 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26974 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26975 and avoid iterative_hash_expr.
26976 (FOR_EACH_VALUE_ID_IN_SET): New.
26977 (value_id_compare): Remove.
26978 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26979 sort expressions by value id.
26981 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26984 * config/sh/predicates.md (general_movsrc_operand): Don't check
26985 the subreg of system registers here.
26987 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26990 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26991 on the copied decl.
26993 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26995 PR rtl-optimization/39110
26996 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26997 addresses, not aligned ones.
26999 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27000 Richard Guenther <rguenther@suse.de>
27002 PR tree-optimization/39100
27003 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27004 comment says and add edges.
27006 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27009 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27010 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27012 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27014 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27015 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27016 register_bb_in_sese, new_sese, free_sese): Moved.
27017 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27018 outermost_loop_in_scop, build_scop_iteration_domain,
27019 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27020 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27021 Use loop_in_sese_p instead of loop_in_scop_p.
27022 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27023 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27024 (scopdet_basic_block_info): Fix bug in scop detection.
27025 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27026 eq_loop_to_cloog_loop): Remove.
27027 (nb_loops_around_loop_in_scop, nb_loop
27028 ref_nb_loops): Moved here...
27029 * graphite.h (ref_nb_loops): ... from here.
27030 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27031 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27032 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27034 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27035 Hans-Peter Nilsson <hp@axis.com>
27037 PR rtl-optimization/37889
27038 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27039 Move offset handling from PLUS to before the switch. Use new
27040 arguments when considering SYMBOL_REFs too.
27041 (rtx_addr_can_trap_p): Pass dummy offset and size.
27042 (enum may_trap_p_flags): Remove.
27043 (may_trap_p_1): Pass size from MEM_SIZE.
27045 PR rtl-optimization/38921
27046 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27047 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27048 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27049 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27051 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27053 AVX Programming Reference (January, 2009)
27054 * config/i386/sse.md (*vpclmulqdq): New.
27056 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27058 PR tree-optimization/38977
27059 PR gcov-profile/38292
27060 * calls.c (special_function_p): Disregard __builtin_ prefix.
27062 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27064 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27065 non-indexable addresses even before reload.
27067 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27070 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27071 as having variable size. Do not give an error for unnamed
27072 parameters with [*] declarators. Give a warning for type names
27073 with [*] declarators and mark them as variable size.
27074 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27075 for sizeof applied to [*] type names.
27077 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27080 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27082 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27084 * gcc.c (process_command): Update copyright notice dates.
27085 * gcov.c (print_version): Likewise.
27086 * gcov-dump.c (print_version): Likewise.
27087 * mips-tfile.c (main): Likewise.
27088 * mips-tdump.c (main): Likewise.
27090 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27093 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27094 for composite type involving a zero-length array type.
27096 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27099 * function.c (match_asm_constraints_1): Skip over
27100 initial optional % in the constraint.
27102 PR inline-asm/39059
27103 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27104 supported, don't accept FIXED_CSTs.
27105 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27106 and _Sat is used without _Fract/_Accum. Set specs->type to
27107 integer_type_node for cts_fract/cts_accum if fixed point is not
27110 2009-02-02 Catherine Moore <clm@codesourcery.com>
27112 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27114 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27116 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27117 (ABI_HAS_64BIT_SYMBOLS): Use it.
27118 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27120 2009-02-02 Paul Brook <paul@codesourcery.com>
27122 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27124 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27126 PR inline-asm/39058
27127 * recog.h (asm_operand_ok): Add constraints argument.
27128 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27129 recurse on matching constraint.
27130 (check_asm_operands): Pass constraints as 3rd argument to
27131 asm_operand_ok. Don't look up matching constraint here.
27132 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27135 2009-02-02 Ben Elliston <bje@au.ibm.com>
27137 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27138 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27140 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27142 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27143 information. Remove some obsolete information. Reorganize.
27145 * config/pa/fptr.c: Revert license to GPL 2.
27146 * config/pa/milli64.S: Likewise.
27148 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27151 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27152 LIBRARY name in, instead of hard-coding it.
27153 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27154 extra target make frag to tmake_files according to EH model.
27155 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27156 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27157 frags that define makefile variable EH_MODEL appropriately.
27158 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27159 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27160 to "-sjlj" according to type of EH configured.
27161 (LIBGCC_SONAME): Concatenate it to shared library base name.
27162 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27163 to "_sjlj" according to type of EH configured.
27164 (LIBGCC_SONAME): Concatenate it to shared library base name.
27165 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27166 (SHLIB_LINK): Add missing semicolon to if-else construct.
27167 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27168 string value of "pe_dll" command-line option.
27169 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27170 (SHLIB_SONAME): Use it when overriding t-cygming default.
27171 (SHLIB_IMPLIB): Override t-cygming default.
27172 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27173 string value of "pe_dll" command-line option.
27175 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27178 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27179 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27181 2009-01-31 Richard Guenther <rguenther@suse.de>
27183 PR tree-optimization/38937
27184 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27185 computing the transitive closure.
27187 2009-01-30 Richard Guenther <rguenther@suse.de>
27189 PR tree-optimization/39041
27190 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27191 Propagate variable indices only if the types match for this stmt.
27193 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27196 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27197 inline but never defined.
27199 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27201 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27202 (*insv_h_di_reg_extimm): New insn.
27203 (*insv_l<mode>_reg_extimm): New insn.
27205 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27207 * config/picochip/picochip.c (flag_conserve_stack): set
27208 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27209 fconserve-stack. Reduce call-overhead used by inliner.
27211 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27214 * common.opt (flag_conserve_stack): Initialised to zero.
27216 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27219 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27220 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27223 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27225 * ira-color.c (allocno_reload_assign): Update comments.
27226 * regmove.c (regmove_optimize): Likewise.
27230 2009-01-29 Robert Millan <rmh@aybabtu.com>
27232 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27233 * config/i386/kopensolaris-gnu.h: New file. Undefine
27234 `MD_UNWIND_SUPPORT'.
27235 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27237 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27239 PR tree-optimization/39007
27240 * tree-loop-distribution.c (generate_builtin): Use
27241 recompute_dominator to compute the immediate dominator of the
27242 basic block just after the loop.
27244 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27246 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27247 (ASM_OUTPUT_DWARF_PCREL): Define.
27249 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27251 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27252 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27253 global. Modify entries about regmove and IRA.
27255 * ra-conflict.c: Remove the file.
27257 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27259 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27260 (pass_regclass_init): Rename to pass_reginfo_init.
27262 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27264 * toplev.h (flag_ira): Remove.
27266 * caller-save.c (setup_save_areas): Remove flag_ira.
27268 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27270 * global.c: Remove the file.
27272 * opts.c (decode_options): Remove flag_ira.
27274 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27276 * regmove.c: Modify file description.
27277 (find_use_as_address, try_auto_increment): Define them only if
27278 AUTO_INC_DEC is defined.
27279 (replacement_quality, replace_in_call_usage, fixup_match_1,
27280 stable_and_no_regs_but_for_p): Remove.
27281 (reg_set_in_bb): Make it static.
27282 (regmove_optimize): Remove flag_ira and code which worked for
27285 * local-alloc.c: Remove the file.
27287 * common.opt (fira): Remove.
27289 * ira.c: Include except.h.
27290 (eliminable_regset): Move from global.c.
27291 (mark_elimination): Ditto. Remove flag_ira.
27292 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27293 equiv_mem_modified, validate_equiv_mem_from_store,
27294 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27295 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27296 no_equiv, recorded_label_ref): Move from local-alloc.c.
27297 (update_equiv_regs): Ditto. Make it static.
27298 (print_insn_chain, print_insn_chains): Move it from global.c.
27299 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27300 (build_insn_chain): Ditto. Make it static.
27301 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27302 Rename to init_live_subregs.
27303 (gate_ira): Remove flag_ira.
27305 * regclass.c: Rename reginfo.c. Change file description.
27306 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27307 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27308 (init_reg_sets_1): Remove code for evaluation of
27309 reg_class_superclasses and losing_caller_save_reg_set.
27310 (init_regs): Remove init_reg_autoinc.
27311 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27312 ok_for_base_p_nonstrict): Remove.
27313 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27314 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27315 corresponding entries.
27316 (dump_regclass, record_operand_costs, scan_one_insn,
27317 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27318 record_address_regs, auto_inc_dec_reg_p): Remove.
27319 (gt-regclass.h): Rename to gt-reginfo.h.
27321 * rtl.h (dump_global_regs, retry_global_alloc,
27322 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27324 * Makefile.in (RA_H): Remove.
27325 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27326 Rename regclass.o to reginfo.o.
27327 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27329 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27330 (GTFILES): Rename regclass.c to reginfo.c.
27332 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27333 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27335 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27336 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27338 (finish_spills): Ditto. Remove code for !flag_ira.
27340 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27342 PR middle-end/35854
27343 * doc/invoke.texi (rtl debug options): Complete rewrite.
27344 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27346 * mode-switching.c (pass_mode_switching): Rename pass from
27347 "mode-sw" to "mode_sw".
27348 * except.c (pass_convert_to_eh_ranges): Rename pass from
27349 "eh-ranges" to "eh_ranges".
27350 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27354 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27355 Alexander Monakov <amonakov@ispras.ru>
27357 PR middle-end/38857
27358 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27360 (move_exprs_to_boundary): Change return type and pass through
27361 should_move from move_op. Relax assert. Update usage ...
27362 (schedule_expr_on_boundary): ... here. Use should_move instead of
27364 (move_op_orig_expr_found): Indicate that insn was disconnected from
27366 (code_motion_process_successors): Do not call after_merge_succs
27367 callback if original expression was not found when traversing any of
27369 (code_motion_path_driver): Change return type. Update prototype.
27370 (move_op): Update comment. Add a new parameter (should_move). Update
27371 prototype. Set *should_move based on indication provided by
27372 move_op_orig_expr_found.
27374 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27376 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27377 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27378 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27379 * config/rs6000/rs6000.c (rs6000_override_options): Default
27380 avoid-indexed-addresses on for Power6, off for everything else.
27381 (avoiding_indexed_address_p): New function.
27382 (rs6000_legitimize_address): Use it.
27383 (rs6000_legitimate_address): Likewise.
27384 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27386 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27388 PR tree-optimization/38997
27389 * tree-loop-distribution.c (generate_memset_zero): Use
27390 POINTER_PLUS_EXPR for a pointer addition.
27392 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27394 * config/s390/s390.md (bswap<mode>2): New pattern added.
27396 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27398 * config/s390/s390.md (*tls_load_31): Added type attribute.
27400 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27402 * config/s390/s390.md: Fix a few comments.
27404 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27406 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27407 (*tm<mode>_full): Fixed z10prop attribute.
27408 (*tst<mode>_extimm): Fixed z10prop attribute.
27409 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27410 (*tstqiCCT_cconly): Fixed z10prop attribute.
27411 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27412 (*movsi_larl): Fixed z10prop attribute.
27413 (*movsi_zarch): Fixed z10prop attribute.
27414 (*movsi_eas): Fixed z10prop attribute.
27415 (*movhi): Fixed z10prop attribute.
27416 (*movqi): Fixed z10prop attribute.
27417 (*movstrictqi): Fixed z10prop attribute.
27418 (*mov<mode>): Fixed z10prop attribute.
27419 (*movcc): Fixed z10prop attribute.
27420 (*sethighpartdi_64): Fixed z10prop attribute.
27421 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27422 (*negdi2_sign_cc): Fixed z10prop attribute.
27423 (*negdi2_sign): Fixed z10prop attribute.
27424 (*absdi2_sign_cc): Fixed z10prop attribute.
27425 (*absdi2_sign): Fixed z10prop attribute.
27426 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27427 (*negabsdi2_sign): Fixed z10prop attribute.
27428 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27429 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27430 (doloop_si64): Fixed z10prop attribute.
27431 (doloop_si31): Fixed z10prop attribute.
27432 (doloop_long): Fixed z10prop attribute.
27433 (indirect_jump): Fixed z10prop attribute.
27434 (nop): Fixed z10prop attribute.
27435 (main_base_64): Fixed z10prop attribute.
27436 (reload_base_64): Fixed z10prop attribute.
27438 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27440 PR rtl-optimization/38740
27441 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27443 * config/mips/mips.c (mips_reorg): Likewise.
27445 2009-01-28 Richard Guenther <rguenther@suse.de>
27447 PR tree-optimization/38926
27448 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27449 with the correct value id to a value.
27450 (do_regular_insertion): Use the value number of edoubleprime
27451 for the value number of the expr.
27454 2008-08-21 Richard Guenther <rguenther@suse.de>
27456 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27457 a PHI ask VN if it is already available.
27458 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27459 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27461 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27463 PR middle-end/38934
27464 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27465 set to varying whenever max has TREE_OVERFLOW set, similarly
27466 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27468 2009-01-28 Richard Guenther <rguenther@suse.de>
27470 PR middle-end/38908
27471 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27472 uninitialized aggregate uses in call arguments.
27474 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27476 PR tree-optimization/38984
27477 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27478 the nothing_id variable if -fno-delete-null-pointer-checks.
27480 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27483 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27484 (set_got_offset_rex64): Ditto.
27486 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27489 * doc/extend.texi: Improve local variable with asm reg.
27491 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27493 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27494 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27495 was not supplied then set warn_packed_bitfield_compat to the
27496 default value of 1.
27497 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27500 2009-01-27 Richard Guenther <rguenther@suse.de>
27502 PR tree-optimization/38503
27503 * cfgexpand.c (expand_gimple_basic_block): Ignore
27504 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27505 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27506 variables that cannot have TBAA applied.
27507 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27510 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27512 PR middle-end/38969
27513 * calls.c (initialize_argument_information): Do not wrap complex
27514 arguments in SAVE_EXPR.
27516 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27518 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27519 (INSTALL_LIBGCC): Revert typo commit.
27521 2009-01-26 Richard Guenther <rguenther@suse.de>
27523 PR tree-optimization/38745
27524 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27525 from special handling.
27527 2009-01-26 Richard Guenther <rguenther@suse.de>
27529 PR tree-optimization/38745
27530 * tree-ssa.c (execute_update_addresses_taken): Do not include
27531 variables that cannot possibly be a register in not_reg_needs.
27532 Do not clear TREE_ADDRESSABLE on vars that may not become
27534 * tree-ssa.c (update_alias_info_1): Include those in the set
27535 of addressable vars.
27537 2009-01-26 Richard Guenther <rguenther@suse.de>
27539 PR middle-end/38851
27540 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27541 * tree-ssa-dse.c: Include langhooks.h
27542 (execute_simple_dse): Remove stores with zero size.
27544 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27547 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27550 2009-01-24 Julian Brown <julian@codesourcery.com>
27552 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27553 config/arm/linux-atomic.c.
27554 * config/arm/linux-atomic.c: New.
27556 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27558 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27559 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27560 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27562 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27565 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27568 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27570 PR tree-optimization/38953
27571 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27572 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27573 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27574 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27577 2009-01-24 Paul Brook <paul@codesourcery.com>
27579 * config/arm/neon.md (neon_type): Move to arm.md.
27580 (neon_mov<VSTRUCT>): Add neon_type attribute.
27581 * config/arm/arm.md (neon_type): Move to here.
27582 (conds): Add "unconditioal" and use as default for NEON insns.
27584 2009-01-24 Ben Elliston <bje@au.ibm.com>
27586 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27587 void *' warning from -Wc++-compat.
27588 * Makefile.in (dominance.o-warn): Remove.
27590 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27592 PR tree-optimization/38932
27593 * fold-const.c (fold_unary_ignore_overflow): New.
27594 * tree.h (fold_unary_ignore_overflow): Declare.
27595 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27596 * tree-ssa-sccvn.c (visit_reference_op_load,
27597 simplify_unary_expression): Likewise.
27599 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27601 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27602 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27603 regardless of their type.
27604 * c-common.c (handle_packed_attribute): Don't ignore packed on
27606 * c.opt (Wpacked-bitfield-compat): New warning option.
27607 * stor-layout.c (place_field): Warn if offset of a field changed.
27608 * doc/extend.texi (packed): Mention the ABI change.
27609 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27610 (Warning Options): Add it to the list.
27612 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27614 * c-opts.c (c_common_post_options): Fix a typo in comments.
27616 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27618 PR middle-end/38615
27619 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27620 variables to static.
27621 * doc/invoke.texi (-fmerge-all-constants): Update description.
27623 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27626 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27627 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27629 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27631 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27633 (LOCAL_ALIGNMENT): Similarly.
27635 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27636 Joseph Myers <joseph@codesourcery.com>
27638 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27639 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27640 * config/arm/arm-tune.md: Regenerate.
27641 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27644 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27646 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27647 version number to five.
27649 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27652 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27653 * c-common.c (set_underlying_type): Likewise.
27654 (is_typedef_decl ): Likewise
27656 (set_underlying_type): Likewise.
27657 (is_typedef_type): Likewise.
27659 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27661 PR middle-end/38587
27662 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27665 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27668 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27669 (LIBGCC_SPEC): Don't define.
27670 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27672 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27674 PR rtl-optimization/38879
27675 * alias.c (base_alias_check): Unaligned access via AND address can
27676 alias all surrounding object types except those with sizes equal
27677 or wider than the size of unaligned access.
27679 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27682 * c-decl.c (clone_underlying_type): Move this ...
27683 * c-common.c (set_underlying_type): ... here.
27684 Also, make sure the function properly sets TYPE_STUB_DECL() on
27685 the newly created typedef variant type.
27686 (is_typedef_decl ): New entry point.
27687 * tree.h: Added a new member member_types_needing_access_check to
27688 struct tree_decl_non_common.
27689 (set_underlying_type): New entry point.
27690 (is_typedef_type): Likewise.
27692 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27694 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27695 Check whether two instructions have memory references that
27696 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27697 are helper functions for traversing.
27698 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27699 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27700 not to draw dependency edge for instructions with non-conflicting
27703 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27706 * longlong.h: Update copyright years. Use soft-fp license notice.
27707 Sync __clz_tab declaration with glibc.
27709 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27712 * doc/extend.texi (syscall_linkage): New.
27713 (version_id): Modify.
27715 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27716 Richard Guenther <rguenther@suse.de>
27718 PR tree-optimization/38747
27719 PR tree-optimization/38748
27720 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27721 conversion if the base address is an indirect reference and the
27722 aliasing sets could cause issues.
27724 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27726 * common.opt (fgraphite, fgraphite-identity): Add comment for
27727 explaining why these options are not documented.
27729 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27731 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27732 gimple_call_lhs is NULL.
27734 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27737 * emit-rtl.c (adjust_address_1): Make sure memref is never
27740 2009-01-20 Ben Elliston <bje@au.ibm.com>
27742 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27743 const qualifier from arg parameter. Remove unnecessary cast to char *.
27744 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27745 const qualifier from arg 2.
27747 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27749 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27751 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27754 * rtl.h (reinit_regs): New prototype.
27755 * regclass.c: Include ira.h.
27756 (reinit_regs): New.
27757 * Makefile.in (regclass.o): Add ira.h.
27758 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27760 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27763 * c-common.c (handle_aligned_attribute): Use
27764 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27765 default alignment value.
27767 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27769 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27770 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27772 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27773 __BIGGEST_ALIGNMENT__.
27775 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27777 2009-01-18 Richard Guenther <rguenther@suse.de>
27779 PR tree-optimization/38819
27780 * tree-flow.h (operation_could_trap_helper_p): Declare.
27781 * tree-eh.c (operation_could_trap_helper_p): Export.
27782 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27783 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27784 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27785 are about to insert a possibly trapping instruction and fail
27788 2009-01-18 Andreas Schwab <schwab@suse.de>
27790 * doc/install.texi (Configuration): Remove obsolete paragraph
27791 about use of --with-gnu-ld with --with-gnu-as.
27793 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27795 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27796 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27797 Follow spelling conventions.
27799 2009-01-18 Ben Elliston <bje@au.ibm.com>
27801 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27802 C++ warning about implicit conversion from void * to struct
27804 (bitmap_obstack_free): Likewise for bitmap_element *.
27805 * Makefile.in (bitmap.o-warn): Remove.
27807 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27809 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27811 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27812 Tobias Grosser <tobi.grosser@amd.com>
27814 * graphite.c (graphite_trans_scop_block): Do not block single
27817 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27819 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27820 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27821 test with assertion.
27823 2009-01-16 Richard Guenther <rguenther@suse.de>
27825 PR tree-optimization/38835
27826 PR middle-end/36227
27827 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27828 and INT + PTR -> (INT)(PTR p+ INT) folding.
27829 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27831 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27834 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27835 the subreg from a lowpart subreg if it is also casting the value.
27837 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27838 Tobias Grosser <tobi.grosser@amd.com>
27840 * graphite.c (compare_prefix_loops): New.
27841 (build_scop_canonical_schedules): Rewritten.
27842 (graphite_transform_loops): Move build_scop_canonical_schedules
27843 after build_scop_iteration_domain.
27845 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27846 Tobias Grosser <tobi.grosser@amd.com>
27848 * graphite.c (add_conditions_to_domain): Add the loops to
27849 the dimension of the iteration domain. Do copy the domain
27850 only when it exists.
27851 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27852 (add_conditions_to_constraints): New.
27853 (can_generate_code_stmt, can_generate_code): Removed.
27854 (gloog): Do not call can_generate_code.
27855 (graphite_transform_loops): Call add_conditions_to_constraints
27856 after building the iteration domain.
27858 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27860 PR tree-optimization/38789
27861 * tree-ssa-threadedge.c
27862 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27863 __builtin_constant_p.
27865 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27867 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27868 examined before deleting them.
27870 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27872 * function.c (aggregate_value_p): Correctly extract the function
27873 type from CALL_EXPR_FN lookup.
27875 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27877 * config/picochip/picochip.c (picochip_override_options): Revert
27878 CFI asm flag disable commited previously.
27880 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27881 Tobias Grosser <tobi.grosser@amd.com>
27882 Jan Sjodin <jan.sjodin@amd.com>
27884 * graphite.c (scan_tree_for_params): On substractions negate
27885 all the coefficients of the term.
27886 (clast_to_gcc_expression_red): New. Handle reduction expressions
27887 of more than two operands.
27888 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27889 (get_vdef_before_scop): Handle also the case of default definitions.
27891 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27893 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27894 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27895 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27897 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27898 Joey Ye <joey.ye@intel.com>
27900 PR middle-end/37843
27901 * cfgexpand.c (expand_stack_alignment): Don't update stack
27902 boundary nor check incoming stack boundary here.
27903 (gimple_expand_cfg): Update stack boundary and check incoming
27904 stack boundary here.
27906 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27908 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27910 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27912 PR rtl-optimization/38245
27913 * calls.c (expand_call): Add stack arguments to
27914 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27915 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27916 in regs and partially in memory or BLKmode arguments.
27917 (emit_library_call_value_1): Add stack arguments to
27918 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27919 ACCUMULATE_OUTGOING_ARGS).
27920 * dce.c: Include tm_p.h.
27921 (find_call_stack_args): New function.
27922 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27924 (mark_insn): Call find_call_stack_args for CALL_Ps.
27925 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27926 forwards. Allocate and free arg_stores bitmap if needed, pass it
27927 down to deletable_insn_p, don't mark stores set in arg_stores
27928 bitmap, clear the bitmap at the beginning of each bb.
27929 * Makefile.in (dce.o): Depend on $(TM_P_H).
27931 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27934 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27935 to make sure the insn is a conditional test (bug 22599). Reformat a
27938 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27940 PR middle-end/38431
27941 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27942 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27943 (gloog): Do not call cleanup_tree_cfg.
27944 (graphite_transform_loops): Call cleanup_tree_cfg after all
27945 scops have been code generated.
27947 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27948 * doc/gty.texi (Invoking the garbage collector): Added new node
27949 and section documenting ggc_collect.
27951 2009-01-14 Richard Guenther <rguenther@suse.de>
27953 PR tree-optimization/38826
27954 PR middle-end/38477
27955 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27956 initialization notes only if we actually emitted a warning.
27957 (intra_create_variable_infos): Add constraints for a result decl
27958 that is passed by hidden reference.
27959 (build_pred_graph): Mark all related variables non-direct on
27962 2009-01-14 Nick Clifton <nickc@redhat.com>
27964 * ira-conflicts.c: Include addresses.h for the definition of
27966 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27967 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27969 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27972 * Makefile.in (ira-lives.o): Add except.h.
27974 * ira-lives.c: Include except.h.
27975 (process_bb_node_lives): Process can_throw_internal.
27977 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27979 PR rtl-optimization/38774
27980 * combine.c (simplify_set): When undoing cc_use change, don't do
27981 PUT_CODE on the newly created comparison, but instead put back the
27984 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27986 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27987 values. Remove duplicate arm8 entry.
27989 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27991 PR tree-optimization/38786
27992 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27993 the SSA_NAME case of expand_scalar_variables_expr.
27994 Set the type of an expression to the type of its assign statement.
27995 (expand_scalar_variables_expr): Also gather the scalar computation
27996 used to index the memory access. Do not pass loop_p.
27997 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27998 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27999 the gimple_stmt_iterator where it inserts new code.
28000 Do not pass loop_p.
28001 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28002 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28004 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28006 * graphite.h (debug_value): Removed.
28007 * graphite.c (debug_value): Removed.
28009 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28011 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28012 ldrd/strd with two 32-bit instructions.
28014 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28016 * config/arm/arm.c (struct processors): Pass for speed down into
28017 cost helper functions.
28018 (const_ok_for_op): Handle COMPARE and inequality nodes.
28019 (arm_rtx_costs_1): Rewrite.
28020 (arm_size_rtx_costs): Update prototype.
28021 (arm_rtx_costs): Pass speed down to helper functions.
28022 (arm_slowmul_rtx_costs): Rework cost calculations.
28023 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28024 (arm_9e_rtx_costs): Likewise.
28026 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28028 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28029 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28030 (alpha_legitimize_address): Do not split local symbols wider than
28031 UNITS_PER_WORD into HIGH/LO_SUM parts.
28033 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28036 * gcc.c (process_command): Replace call to execvp with calls
28037 to pex_one and exit.
28039 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28042 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28043 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28044 variant for devices with 3-byte PC.
28045 (__tablejump_elpm__): New.
28047 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28050 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28051 offsetof member-designator, handle it as `[0].'.
28053 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28055 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28056 function when not using named sections on targets with named sections
28057 if branch distance is less than 262132.
28059 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28061 * combine.c (combine_instructions): Recompute
28062 optimize_this_for_speed_p for each BB in the main combine loop.
28064 2009-01-12 Tomas Bily <tbily@suse.cz>
28067 * tree-loop-distribution.c (prop_phis): New function.
28068 (generate_builtin): Call prop_phis.
28070 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28072 PR tree-optimization/38807
28073 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28074 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28076 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28078 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28079 subreg of op0 to the original op0.
28081 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28083 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28085 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28088 * mips-tfile.c (parse_def): Fix parsing of def strings
28089 starting with digits.
28091 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28094 * config/arm/arm.c (arm_is_long_call_p): Don't call
28095 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28097 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28099 * regrename.c (regrename_optimize): Fix dumping.
28100 (find_oldest_value_reg): Preserve REG_POINTER.
28101 (copy_hardreg_forward_1): Likewise.
28103 2009-01-09 Diego Novillo <dnovillo@google.com>
28105 * gimple.h (struct gimple_statement_base) <uid>: Document
28106 the restrictions on its use.
28107 (gimple_uid): Tidy.
28108 (gimple_set_uid): Tidy.
28110 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28112 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28113 zero guard even if align_bytes != 0 and count is smaller than
28116 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28118 PR rtl-optimization/38495
28119 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28120 (add_range_and_copies_from_move_list): Print all added ranges.
28121 Add ranges to memory optimized destination.
28123 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28127 * config/i386/i386.c (override_options): Reject
28128 -mstringop-strategy=rep_8byte with -m32.
28129 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28130 to 1. Do count comparison against epilogue_size_needed at compile
28131 time even when count_exp was constant forced into register. For
28132 size_needed don't jump to epilogue, instead just avoid aligning
28133 and invoke the body algorithm. If need_zero_guard, add zero guard
28134 even if count is non-zero, but smaller than size_needed + number of
28135 bytes that could be stored for alignment.
28136 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28137 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28138 but smaller than size_needed + number of bytes that could be stored
28139 for alignment. Compare size_needed with epilogue_size_needed instead
28140 of desired_align - align, don't adjust size_needed, pass
28141 epilogue_size_needed to the epilogue expanders.
28144 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28146 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28148 * pa.c (last_address): Change to unsigned.
28149 (update_total_code_bytes): Change argument to unsigned. Don't
28150 check if insn addresses are set.
28151 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28152 addresses are not set.
28153 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28155 2009-01-09 Nick Clifton <nickc@redhat.com>
28157 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28158 DECL_DECLARED_INLINE_P.
28160 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28162 PR middle-end/38347
28163 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28164 GET_MODE (op0) in operand_subword_force calls.
28166 PR middle-end/38771
28167 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28168 fold_convert arg0 operands to TREE_TYPE (op0) first.
28170 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28172 * params.def (ira-max-conflict-table-size): Decrease default value
28175 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28177 PR tree-optimization/37031
28178 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28180 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28181 allocate it using gc instead of heap, use VEC_quick_push instead of
28183 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28184 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28185 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28186 allocated vector from heap allocated.
28187 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28188 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28189 vector only after perfect_loop_nest_depth call.
28191 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28192 Jan Sjodin <jan.sjodin@amd.com>
28194 PR tree-optimization/38559
28195 * graphite.c (debug_value, copy_constraint,
28196 swap_constraint_variables, scale_constraint_variable, ): New.
28197 (get_lower_bound, get_upper_bound): Removed.
28198 (graphite_trans_bb_strip_mine): Clean up this code that works
28199 only for constant number of iterations. Fully copy upper and
28200 lower bound constraints, not only the constant part of them.
28201 * graphite.h (debug_value): Declared.
28203 2009-01-08 Ira Rosen <irar@il.ibm.com>
28205 PR tree-optimization/37194
28206 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28207 Don't add the cost of cost model guard in prologue to scalar
28208 outside cost in case of known number of iterations.
28210 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28211 Alan Modra <amodra@bigpond.net.au>
28213 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28214 non-word-aligned REG+CONST addressing.
28216 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28219 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28220 free_after_compilation when outputting a thunk.
28221 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28222 Do not call free_after_compilation here.
28224 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28226 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28227 (ix86_valid_target_attribute_inner_p): Ditto.
28229 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28231 PR tree-optimization/38492
28232 PR tree-optimization/38498
28233 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28234 * tree-chrec.h (scev_is_linear_expression): Declared.
28235 * graphite.c (graphite_cannot_represent_loop_niter): New.
28236 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28237 (graphite_loop_normal_form): Use gcc_assert.
28238 (scan_tree_for_params): Use CASE_CONVERT.
28239 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28240 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28241 Use gcc_assert. Discard scops that contain unhandled cases.
28242 (build_scop_conditions): Return a boolean status for unhandled cases.
28243 (strip_mine_profitable_p): Print the loop number, not its depth.
28244 (is_interchange_valid): Pass the depth of the loop nest, don't
28245 recompute it wrongly.
28246 (graphite_trans_bb_block): Same.
28247 (graphite_trans_bb_block): Print tentative of loop blocking.
28248 (graphite_trans_scop_block): Do not print that the loop has been
28250 (graphite_transform_loops): Do not handle scops that contain condition
28253 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28255 AVX Programming Reference (December, 2008)
28256 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28257 (_mm256_stream_pd): Likewise.
28258 (_mm256_stream_ps): Likewise.
28260 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28261 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28262 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28263 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28264 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28265 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28266 (ix86_expand_special_args_builtin): Likewise.
28268 * config/i386/sse.md (AVXMODEDI): New.
28269 (avx_movnt<mode>): Likewise.
28270 (avx_movnt<mode>): Likewise.
28271 (<sse>_movnt<mode>): Remove AVX support.
28272 (sse2_movntv2di): Likewise.
28274 2009-01-07 Richard Guenther <rguenther@suse.de>
28276 PR middle-end/38751
28277 * fold-const.c (extract_muldiv): Remove obsolete comment.
28278 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28279 to PLUS_EXPR canonicalization for the canonicalization.
28281 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28283 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28284 hosted cross-compilers generating less efficient code.
28286 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28288 * function.h (rtl_data): Add a dbr_scheduled_p field.
28289 * reorg.c (dbr_schedule): Set it.
28290 (gate_handle_delay_slots): Check it.
28291 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28292 (mips_reorg): Check flag_delayed_branch instead of
28293 mips_base_delayed_branch.
28294 (mips_override_options): Don't set mips_base_delayed_branch
28295 or flag_delayed_branch.
28297 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28299 PR rtl-optimization/38426.
28300 * ira.c (ira): Set current_function_is_leaf earlier.
28302 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28304 PR rtl-optimization/38722
28305 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28306 too early, only set a flag and modify after last possible
28309 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28312 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28313 * real.c (decimal_single_format): Correct values of emin and emax.
28314 (decimal_double_format): Ditto.
28315 (decimal_quad_format): Ditto.
28316 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28317 computation of DECnn_MIN and DECnn_MAX for corrected values of
28318 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28319 __DECnn_MIN__, and adjust its computation for the corrected value
28322 2009-01-06 Jan Hubicka <jh@suse.cz>
28325 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28327 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28329 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28330 Add Robert Clark to the list of testers.
28332 2009-01-06 Jan Hubicka <jh@suse.cz>
28333 Kai Tietz <kai.tietz@onevision.com>
28335 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28336 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28338 2009-01-06 Jan Hubicka <jh@suse.cz>
28339 Kai Tietz <kai.tietz@onevision.com>
28341 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28343 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28344 (ix86_nsaved_regs): Count only general purpose regs.
28345 (ix86_nsaved_sseregs): New.
28346 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28347 to 16 for w64; compute padding and size of sse reg save area.
28348 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28349 general purpose regs.
28350 (ix86_emit_save_sse_regs_using_mov): New.
28351 (ix86_expand_prologue): Save SSE regs if needed.
28352 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28353 (ix86_emit_restore_sse_regs_using_mov): New.
28354 (ix86_expand_epilogue): Save SSE regs if needed.
28356 2009-01-06 Jan Hubicka <jh@suse.cz>
28357 Kai Tietz <kai.tietz@onevision.com>
28359 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28360 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28361 functions when accumulate outgoing args is off.
28363 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28366 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28367 before using pseudos_have_intersected_live_ranges_p.
28369 * ira-int.h (ira_assert): Always define.
28371 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28373 AVX Programming Reference (December, 2008)
28374 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28375 (_mm256_permute2_pd): Likewise.
28376 (_mm_permute2_ps): Likewise.
28377 (_mm256_permute2_ps): Likewise.
28378 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28379 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28381 * config/i386/i386.c (ix86_builtins): Remove
28382 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28383 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28384 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28385 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28386 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28387 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28388 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28389 __builtin_ia32_vpermil2ps256.
28390 (ix86_init_mmx_sse_builtins): Updated.
28391 (ix86_expand_args_builtin): Likewise.
28393 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28395 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28396 long absolute calls when generating PA 2.0 code.
28398 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28400 PR rtl-optimization/38583
28401 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28403 * params.def (ira-max-conflict-table-size): New.
28405 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28407 * ira.h (ira_conflicts_p): New external definition.
28409 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28410 table. Report this. Return result of building.
28411 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28412 building conflict table.
28414 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28415 (ira_color): Use ira_conflicts_p.
28417 * global.c: Include ira.h.
28418 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28421 * Makefile.in (global.o): Add ira.h.
28423 * ira-build.c (mark_all_loops_for_removal,
28424 propagate_some_info_from_allocno): New.
28425 (remove_unnecessary_allocnos): Call
28426 propagate_some_info_from_allocno.
28427 (remove_low_level_allocnos): New.
28428 (remove_unnecessary_regions): Add parameter. Call
28429 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28430 parameter to remove_unnecessary_regions.
28431 (ira_build): Remove all regions but root if the conflict table was
28432 not built. Update conflict hard regs for allocnos crossing calls.
28434 * ira.c (ira_conflicts_p): New global.
28435 (ira): Define and use ira_conflicts_p.
28437 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28438 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28439 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28441 2009-01-06 Ben Elliston <bje@au.ibm.com>
28443 * gengtype-lex.l (YY_NO_INPUT): Define.
28445 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28448 * c-common.c (handle_vector_size_attribute): Also reject
28449 BOOLEAN_TYPE types.
28451 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28453 PR tree-optimization/38492
28454 * graphite.c (rename_map_elt, debug_rename_elt,
28455 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28456 rename_map_elt_info, eq_rename_map_elts,
28457 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28458 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28459 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28460 (sese_build_livein_liveouts): New.
28461 (new_sese, free_sese): New.
28462 (new_scop): Call new_sese.
28463 (free_scop): Call free_sese.
28464 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28465 (register_old_new_names): Renamed register_old_and_new_names.
28466 (register_scop_liveout_renames, add_loop_exit_phis,
28467 insert_loop_close_phis, struct igp,
28468 default_liveout_before_guard, add_guard_exit_phis,
28469 insert_guard_phis, copy_renames): New.
28470 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28471 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28472 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28473 (scop_adjust_phis_for_liveouts): New.
28474 (gloog): Call scop_adjust_phis_for_liveouts.
28476 * graphite.h (struct sese): Documented. Added fields liveout,
28477 num_ver and livein.
28478 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28479 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28480 (struct scop): Added field liveout_renames.
28481 (SCOP_LIVEOUT_RENAMES): New.
28483 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28485 PR tree-optimization/38510
28486 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28487 (translate_clast): Call recompute_all_dominators before
28489 (gloog): Call recompute_all_dominators before graphite_verify.
28491 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28492 Jan Sjodin <jan.sjodin@amd.com>
28494 PR tree-optimization/38500
28495 * graphite.c (create_sese_edges): Call fix_loop_structure after
28498 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28500 * config.gcc: Add m32r*-*-rtems*.
28501 * config/m32r/rtems.h: New file.
28503 2009-01-05 Ben Elliston <bje@au.ibm.com>
28505 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28506 (.po.pox): Likewise.
28507 (po/gcc.pot): Likewise.
28509 2009-01-04 David S. Miller <davem@davemloft.net>
28511 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28512 (STARTING_FRAME_OFFSET): Always set to zero.
28514 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28516 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28517 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28518 fixed-point types, and vectors of the same.
28520 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28522 * config/mips/sync.md (*mb_barrier): Rename to...
28523 (*memory_barrier): ...this.
28525 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28527 * doc/extend.texi (Function Attributes): Move @cindex after @item
28528 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28529 and put in alphabetical order. Fix 'target' name and put in order.
28530 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28533 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28535 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28536 (memory_barrier): Expand as unspec instead of unspec_volatile.
28537 Remove mem:BLK from insn operands. Use Pmode scratch register.
28538 (*memory_barrier): Define as unspec instead of unspec_volatile.
28539 Use (match_dup 0) as input operand.
28541 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28542 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28543 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28544 scratch register. Remove operand 1.
28545 (*stbar): Define as unspec instead of unspec_volatile.
28546 Use (match_dup 0) as input operand, remove (const_int 8).
28547 (*membar): Define as unspec instead of unspec_volatile.
28548 Use (match_dup 0) as input operand, remove input operand 2.
28550 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28551 (memory_barrier): Expand as unspec instead of unspec_volatile.
28552 Remove mem:BLK from insn operands. Use Pmode scratch register.
28553 (*memory_barrier): Define as unspec instead of unspec_volatile.
28554 Use (match_dup 0) as input operand.
28556 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28557 Remove mem:BLK from insn operands. Use Pmode scratch register.
28558 Set volatile flag on operand 0.
28559 (*memory_barrier): New insn pattern.
28561 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28563 (*memory_barrier): Use (match_dup 0) as input operand.
28565 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28566 Remove mem:BLK from insn operands. Use Pmode scratch register.
28567 Set volatile flag on operand 0.
28568 (*mb_internal): New insn pattern.
28570 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28572 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28574 PR middle-end/38586
28575 * function.c (struct temp_slot): Move to the section of the file
28576 that deals with temp slots. Remove field 'address'.
28577 (temp_slot_address_table): New hash table of address -> temp slot.
28578 (struct temp_slot_address_entry): New struct, items for the table.
28579 (temp_slot_address_compute_hash, temp_slot_address_hash,
28580 temp_slot_address_eq, insert_temp_slot_address): Support functions
28582 (find_temp_slot_from_address): Rewrite to use the new hash table.
28583 (remove_unused_temp_slot_addresses): Remove addresses of temp
28584 slots that have been made available.
28585 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28586 worker function for remove_unused_temp_slot_addresses.
28587 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28588 Add the temp slot address to the address -> temp slot map.
28589 (update_temp_slot_address): Update via insert_temp_slot_address.
28590 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28591 (pop_temp_slots): Likewise.
28592 (init_temp_slots): Allocate the address -> temp slot map, or empty
28593 the map if it is already allocated.
28594 (prepare_function_start): Initialize temp slot processing.
28596 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28598 PR middle-end/38584
28599 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28600 Calculate the size of all stack vars assuming no packing of stack
28601 vars will happen, replacing a quadratic algorithm with a linear one.
28603 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28606 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28609 2009-01-03 Diego Novillo <dnovillo@google.com>
28611 * doc/contrib.texi: Update contributions.
28613 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28616 * builtins.c (fold_builtin_memory_op): Give up if either operand
28617 is volatile. Set srctype or desttype to non-qualified version
28621 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28622 and FUNCTION_DECLs.
28624 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28626 PR rtl-optimization/35805
28627 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28628 problem if fast dce is able to remove any instructions.
28629 * dce.c (dce_process_block): Fix dump message.
28631 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28634 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28636 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28638 PR middle-end/38690
28639 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28640 * tree-pretty-print.c (op_code_prio): New function.
28641 (op_prio): No longer static. Use op_code_prio.
28642 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28643 Use op_prio and op_code_prio to determine if () should be
28644 printed around operand(s) or not.
28646 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28647 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28648 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28649 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28650 pp_character instead of pp_string for single letter printing.
28652 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28654 * doc/extend.texi: Fix '#pragma GCC option' typo.
28656 2009-01-02 Richard Guenther <rguenther@suse.de>
28658 * doc/install.texi (--enable-checking): Mention different
28659 default for stage1.
28660 (--enable-stage1-checking): Document.
28662 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28664 PR middle-end/30142
28665 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28666 case to be an error.
28668 2009-01-02 Ben Elliston <bje@au.ibm.com>
28670 * config/fp-bit.h (pack_d): Constify argument.
28671 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28672 (isnan): Constify argument.
28674 (iszero): Likewise.
28675 (pack_d): Likewise.
28676 (_fpadd_parts): Constify return type.
28677 (_fpmul_parts): Likewise.
28678 (_fpdiv_parts): Likewise.
28680 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28683 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28684 warn about overwriting initializer with side-effects or
28685 -Woverride-init if !IMPLICIT.
28686 (output_init_element): Likewise. Pass IMPLICIT down to
28688 (process_init_element): Add IMPLICIT argument. Pass it down
28689 to output_init_element.
28690 (push_init_element, pop_init_level, set_designator): Adjust
28691 process_init_element callers.
28692 (set_nonincremental_init, set_nonincremental_init_from_string):
28693 Adjust add_pending_init callers.
28694 (output_pending_init_elements): Adjust output_init_element callers.
28695 * c-tree.h (process_init_element): Adjust prototype.
28696 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28697 process_init_element callers.
28700 Copyright (C) 2009 Free Software Foundation, Inc.
28702 Copying and distribution of this file, with or without modification,
28703 are permitted in any medium without royalty provided the copyright
28704 notice and this notice are preserved.