1 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
3 * config/i386/i386.md (vswapmov): New.
4 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
5 (ix86_function_ms_hook_prologue): New.
6 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
7 * configure.ac: Test for swap suffix support in as.
10 2009-10-12 Jakub Jelinek <jakub@redhat.com>
13 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
14 paradoxical subregs to prevent partial register stalls if the inner
17 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
19 * config/i386/i386.md (*setcc_<mode>_2): Do not use ix86_expand_clear
22 2009-10-12 Dodji Seketeli <dodji@redhat.com>
25 * gcc/dwarf2out.c (template_parameter_pack_die,
26 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
28 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
31 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
33 (maybe_register_def): Likewise. Take stmt iterator.
34 (rewrite_update_stmt): Take stmt iterator and pass it on.
35 (rewrite_update_enter_block): Pass stmt iterator.
37 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
39 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
40 (spu_builtin_decl): New function.
42 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
44 * config/i386/i386.md (SWIM): New mode iterator.
45 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
46 using SWIM mode iterator.
47 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
48 patterns using SWI48 mode iterator.
49 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
50 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
51 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
52 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
53 patterns using SWI248 mode iterator.
54 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
55 gen_x86_movdicc_0_m1_rex64 for renamed function
57 2009-10-11 Jose Ruiz <ruiz@adacore.com>
58 Eric Botcazou <ebotcazou@adacore.com>
61 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
62 * config/sparc/sol2-unwind.h: New file.
64 2009-10-11 Olivier Hainque <hainque@adacore.com>
65 Eric Botcazou <ebotcazou@adacore.com>
68 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
69 * config/i386/sol2-unwind.h: New file.
71 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
74 * config/i386/i386.md (addsi_1_zext): Get the proper second
77 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
79 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
80 all OLD_RTXes, not just REGs. Use copy_rtx to create the
83 2009-10-11 Richard Guenther <rguenther@suse.de>
85 * gimple.c (iterative_hash_type_name): Do not handle special
88 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
90 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
91 (*setcc_si_1_and): Ditto.
92 (*setcc_si_1_movzbl): Ditto.
93 (*setcc_<mode>_2): Ditto.
94 (*setcc_qi): Rename from *setcc_1.
95 (*setcc_qi_slp): Rename from *setcc_2.
97 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
98 (*zero_extendqisi2_movzbw_and splitter): Ditto.
100 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
101 "if" condition, there is already assert with reload_completed present.
103 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
105 * plugin.c (try_init_one_plugin): Improve constness of variable err.
107 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
109 * doc/install.texi (Final install): Refer to
110 http://gcc.gnu.org/bugs/ for bug reporting.
112 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
114 * configure.ac: Add test for dci instruction.
115 * configure: Regenerate.
116 * config.in: Likewise.
117 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
118 * doc/invoke.texi: Add cpu_type 476 and 476fp.
119 (-mmulhw): Add 476 to description.
121 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
122 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
123 (processor_target_table): Add 476 and 476fp entries.
124 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
125 (rs6000_issue_rate): Add CPU_PPC476.
126 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
127 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
128 (processor_type): Add PROCESSOR_PPC476.
129 (EXTRA_SPECS): Add asm_cpu_476 string.
130 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
131 (define_attr "cpu"): Add ppc476.
133 Update comments for 476.
134 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
135 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
136 Update copyright year.
137 * config/rs6000/476.md: New file.
138 * config/rs6000/40x.md: Add description for "isel" attribute.
139 Update copyright year.
140 * config/rs6000/440.md: Likewise.
141 * config/rs6000/603.md: Likewise.
142 * config/rs6000/6xx.md: Likewise.
143 * config/rs6000/7450.md: Likewise.
144 * config/rs6000/7xx.md: Likewise.
145 * config/rs6000/8540.md: Likewise.
146 * config/rs6000/cell.md: Likewise.
147 * config/rs6000/e300c2c3.md: Likewise.
148 * config/rs6000/e500mc.md: Likewise.
149 * config/rs6000/mpc.md: Likewise.
150 * config/rs6000/power4.md: Likewise.
151 * config/rs6000/power5.md: Likewise.
152 * config/rs6000/power6.md: Likewise.
153 * config/rs6000/power7.md: Likewise.
154 * config/rs6000/rios1.md: Likewise.
155 * config/rs6000/rios2.md: Likewise.
156 * config/rs6000/rs64.md: Likewise.
158 2009-10-10 Richard Guenther <rguenther@suse.de>
160 PR tree-optimization/41654
161 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
162 a cond expr before calling gimple_cond_set_condition_from_tree.
163 (ifcombine_iforif): Likewise.
165 2009-10-09 Ian Lance Taylor <iant@google.com>
167 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
168 * configure: Rebuild.
170 2009-10-09 Neil Vachharajani <nvachhar@google.com>
172 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
175 2009-10-09 Richard Guenther <rguenther@suse.de>
178 * target-def.h (TARGET_BUILTIN_DECL): Define.
179 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
180 * target.h (struct gcc_target): Add builtin_decl target hook.
181 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
182 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
184 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
186 (lto_output_builtin_tree): Sorry if the target does not support
187 streaming target builtins.
188 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
189 (rs6000_builtin_decl): New function.
190 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
191 (ix86_builtin_decl): New function.
193 2009-10-09 Jakub Jelinek <jakub@redhat.com>
195 PR preprocessor/41445
196 * c-ppoutput.c (do_line_change): New function.
197 (cb_line_change): Use it.
198 (scan_translation_unit): Call do_line_change if
199 avoid_paste or PREV_WHITE and token location is on a different line
203 * dwarf2out.c (dwarf2out_init): Test whether
204 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
207 PR rtl-optimization/41646
208 * calls.c (expand_call): For BLKmode types returned in registers
209 avoid likely spilled hard regs in copy_blkmode_from_reg generated
212 2009-10-09 Richard Guenther <rguenther@suse.de>
214 PR tree-optimization/41634
215 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
216 we remove the correct elements.
217 (optimize_stmt): Make sure to update stmt operands before
218 optimizing redundancies.
220 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
222 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
224 2009-10-09 Richard Guenther <rguenther@suse.de>
227 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
229 (lto_wrapper_exit): New function.
231 (fatal_perror): Likewise.
232 (fork_execute): Use global args_name, do not free it.
233 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
234 * lto-streamer.h: Remove duplicate prototypes.
236 2009-10-09 Richard Guenther <rguenther@suse.de>
238 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
239 before calling stmt_can_throw_external.
241 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
243 PR tree-optimization/40071
244 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
245 pointer if the original data reference doesn't conflict with the
246 created vector data reference. Fix long line.
248 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
250 * config/i386/i386.md (any_div): New code iterator.
251 (u): Handle div and udiv.
253 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
255 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
256 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
257 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
258 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
260 2009-10-08 Joseph Myers <joseph@codesourcery.com>
262 * gcc.c (main): Remove trailing "." from diagnostics.
264 2009-10-08 Cary Coutant <ccoutant@google.com>
266 Add support for debugging with ICF (Identical Code Folding).
267 * calls.c (debug.h): New #include.
268 (emit_call_1): Call virtual_call_token debug hook.
269 * common.opt (-fenable-icf-debug): New option.
270 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
271 locations in the source).
272 (poc_label_num): New variable.
273 (dcall_entry, vcall_entry): New typedefs.
274 (dcall_table, vcall_table): New variables.
275 (struct vcall_insn): New type.
276 (vcall_insn_table): New variable.
277 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
278 (size_of_dcall_table): New function.
279 (output_dcall_table): New function.
280 (size_of_vcall_table): New function.
281 (output_vcall_table): New function.
282 (dwarf2out_direct_call): New function.
283 (vcall_insn_table_hash): New function.
284 (vcall_insn_table_eq): New function.
285 (dwarf2out_virtual_call_token): New function.
286 (dwarf2out_virtual_call): New function.
287 (dwarf2out_init): Allocate new tables and sections.
288 (prune_unused_types): Mark DIEs referenced from direct call table.
289 (dwarf2out_finish): Output direct and virtual call tables.
290 * final.c (final_scan_insn): Call direct_call and virtual_call
292 * debug.h (struct gcc_debug_hooks): Add direct_call,
293 virtual_call_token, virtual_call hooks.
294 (debug_nothing_uid): New function.
295 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
296 (debug_nothing_uid): New function.
297 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
298 (xcoff_debug_hooks): Likewise.
299 * sdbout.c (sdb_debug_hooks): Likewise.
300 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
301 * doc/invoke.texi (-fenable-icf-debug): New option.
303 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
306 * regmove.c (regmove_backward_pass): Replace src with dst in the
307 debug insn, and check for dst before rather than after.
309 2009-10-08 Janis Johnson <janis187@us.ibm.com>
311 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
312 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
314 2009-10-08 Jan Hubicka <jh@suse.cz>
317 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
318 do not mark cgraph nodes as needed.
319 (record_references_in_initializer): Add new only_vars parameter.
320 * cgraph.h (record_references_in_initializer): New parameter.
321 * varasm.c (assemble_variable): Update call.
322 * varpool.c (varpool_analyze_pending_decls): Always look for
325 2009-10-08 Anatoly Sokolov <aesok@post.ru>
327 * config/avr/avr.c (last_insn_address) Remove variable.
328 (expand_prologue): Don't initialise last_insn_address variable.
329 (final_prescan_insn): Don't output insn size.
330 * config/avr/avr.opt (msize): Remove switch.
331 * doc/invoke.texi (AVR Options): Remove documentation of -msize
334 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
336 * combine.c (label_tick_ebb_start): Fix comment.
337 (combine_instructions): Set label_tick and label_tick_ebb_start before
338 calling setup_incoming_promotions. Start them from 1. Increment
339 label_tick instead of deriving it from the BB index. Rather than
340 comparing ticks use the block from the previous iteration to decide
341 whether to start a new EBB. Remove empty lines before function.
343 2009-10-08 Michael Matz <matz@suse.de>
346 * builtins.c (fold_builtin_isascii): Use fold_build2.
347 (fold_builtin_isdigit): Ditto.
348 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
349 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
350 remove_useless_stmts_cond, remove_useless_stmts_tf,
351 remove_useless_stmts_tc, remove_useless_stmts_bind,
352 remove_useless_stmts_goto, remove_useless_stmts_label,
353 remove_useless_stmts_1, remove_useless_stmts,
354 pass_remove_useless_stmts): Remove.
355 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
356 * passes.c (init_optimization_passes): Don't add
357 pass_remove_useless_stmts.
358 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
359 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
361 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
362 for static constants.
363 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
364 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
366 2009-10-08 Richard Guenther <rguenther@suse.de>
368 * gimple.c (free_gimple_type_tables): New function.
369 * gimple.h (free_gimple_type_tables): Declare.
371 2009-10-07 Mark Heffernan <meheff@google.com>
373 * ipa-prop.c (ipa_print_node_params) Only print
374 names of named arguments.
376 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
378 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
379 being statically linked.
381 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
383 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
385 2009-10-08 Jan Hubicka <jh@suse.cz>
388 * ipa.c (cgraph_externally_visible_p,
389 function_and_variable_visibility,
390 whole_program_function_and_variable_visibility): Skip non-finalized
393 2009-10-08 Nick Clifton <nickc@redhat.com>
395 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
398 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
401 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
403 2009-10-07 Joseph Myers <joseph@codesourcery.com>
406 * c-common.c (c_fully_fold_internal): Strip nops from the result
407 of recursive calls to c_fully_fold_internal.
408 (c_wrap_maybe_const): New.
409 (c_save_expr): Use c_wrap_maybe_const.
410 * c-common.h (c_wrap_maybe_const): Declare.
411 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
412 build_binary_op): Use c_wrap_maybe_const.
414 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
416 * real.c: Fix comment to reflect actual exponent size.
418 2009-10-08 Ben Elliston <bje@au.ibm.com>
420 * config/rs6000/a2.md: Add FSF comment header.
422 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
424 * config/i386/i386.md (any_extend): New code iterator.
425 (u, s): New code attributes.
427 (DWIH): Rewrite as code iterator for SI and DI modes.
428 (DWI): Rewrite as mode attribute.
429 (dwi): New mode attribute.
430 (di): Depend on SI mode and DI mode.
431 (doubleint_general_operand): Remove mode attribute.
433 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
436 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
437 (*sub<mode>3_doubleword): Ditto.
439 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
440 using SWIM248 mode iterator.
441 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
442 using SWI48 mode iterator.
443 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
444 patterns using DWIH mode iterator and any_extend code iterator.
445 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
446 using any_extend code iterator.
447 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
448 patterns using DWIH mode iterator and any_extend code iterator.
449 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
450 using any_extend code iterator.
451 (<s>mul<mode>3_highpart): Macroize expander from
452 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
453 and any_extend code iterator.
454 (*<s>muldi3_highpart_1): Macroize insn from
455 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
456 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
457 patterns using any_extend code iterator.
458 (*<s>mulsi3_highpart_zext): Macroize insn from
459 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
461 2009-10-07 Jakub Jelinek <jakub@redhat.com>
463 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
464 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
465 refering to a DIE with DW_AT_const_value.
467 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
470 * ira-lives.c (check_and_make_def_conflict): Process all operands.
472 2009-10-06 Jan Hubicka <jh@suse.cz>
474 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
477 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
479 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
480 *lea_2_rex64): Move before *add<mode>_1 pattern.
482 2009-10-07 Jan Hubicka <jh@suse.cz>
484 * collect2.c (main): Add -fno-whole-program.
485 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
487 2009-10-07 Jan Hubicka <jh@suse.cz>
489 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
490 has no address taken.
491 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
493 (cgraph_clone_node): Clear externally_visible flag for clones.
494 * cgraph.h (cgraph_only_called_directly_p,
495 cgraph_can_remove_if_no_direct_calls_p): New predicates.
496 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
497 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
498 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
499 ipcp_insert_stage): Likwise.
500 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
501 externally_visible flag.
502 (verify_cgraph_node): Verify that inline clones look right.
503 (process_function_and_variable_attributes): Do not set
504 externally_visible flags.
505 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
507 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
509 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
510 clear externally_visible when turning into inline clones
511 (cgraph_mark_inline_edge): Use new predicates.
512 (cgraph_estimate_growth): Likewise.
513 (cgraph_decide_inlining): Likewise.
514 * ipa.c (cgraph_postorder): Likewise.
515 (cgraph_remove_unreachable_nodes): Likewise; sanity check
516 that inline clones are not needed.
517 (cgraph_externally_visible_p): New predicate.
518 (function_and_variable_visibility): Add whole_program parameter;
519 always set externally_visible flag; handle COMDAT function
521 (local_function_and_variable_visibility): New function.
522 (gate_whole_program_function_and_variable_visibility): New function.
523 (whole_program_function_and_variable_visibility): New function.
524 (pass_ipa_whole_program_visibility): New function.
525 * passes.c (init_optimization_passes): Add whole program visibility
527 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
528 not care about needed/reachable flags.
529 * varpool.c: Include flags.h
530 (decide_is_variable_needed): When doing LTO assume whole-program mode.
531 (varpool_finalize_decl): When we are in LTO read-back, all variables
533 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
535 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
537 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
540 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
542 * config.gcc: Don't include the makefile fragments intended for
544 * config/s390/fixdfdi.h: File removed.
545 * config/s390/libgcc-glibc.ver: File removed.
546 * config/s390/s390.h: Remove the fixdfdi.h hack.
547 * config/s390/t-crtstuff: File moved to libgcc dir.
548 * config/s390/t-linux: Likewise.
549 * config/s390/t-tpf: libgcc specific parts removed.
550 * config/s390/t-linux64: Likewise.
552 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
554 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
555 (lto-compress.o): Likewise.
557 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
560 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
561 dllexport to class members here.
562 (i386_pe_determine_dllimport_p): Only check static class data for
564 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
565 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
566 functions for vague linkage.
567 (i386_pe_type_dllexport_p): Fix formatting.
568 (maybe_add_dllexport) New function.
569 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
572 2009-10-07 Ben Elliston <bje@au.ibm.com>
574 * config/rs6000/a2.md: Remove duplicated lines.
576 2009-10-07 Ben Elliston <bje@au.ibm.com>
578 * config.gcc (powerpc*-*-*): Handle a2.
579 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
580 * config/rs6000/a2.md: New file.
581 * config/rs6000/rs6000.opt (mno-update): New.
582 (mupdate): Return to using a mask, not a var.
583 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
584 (enum processor_type): Add PROCESSOR_PPCA2.
585 * config/rs6000/rs6000.c (ppca2_cost): New costs.
586 (rs6000_override_options): Add "a2" to processor_target_table.
587 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
588 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
590 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
592 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
593 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
594 reference to nonexistent gen_truncxfxf2 function.
596 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
598 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
599 (DWIH, g, di, doubleint_general_operand): New mode attributes.
600 (general_operand): Handle TI mode.
601 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
602 using SDWIM mode iterator.
603 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
604 pattern from *add{di,ti}3_1 patterns and corresponding splitters
605 using DWI mode iterator.
606 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
607 patterns using SWI mode iterator.
608 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
609 using SWI48 mode iterator.
610 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
611 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
612 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
613 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
614 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
615 using SDWIM mode iterator.
616 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
617 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
618 using DWI mode iterator.
619 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
620 patterns using SWI mode iterator.
621 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
622 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
623 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
624 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
625 patterns using plusminus code iterator.
626 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
627 sub<mode>3 patterns using plusminus code iterator.
628 * config/i386/i386.c (override_options): Update the call to
629 gen_subdi_carry_rex64 for renamed function.
630 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
631 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
632 calls to instruction expanders.
634 2009-10-06 Martin Jambor <mjambor@suse.cz>
637 * opts.c (decode_options): Run IPA-SRA at -O2.
639 2009-10-06 Richard Guenther <rguenther@suse.de>
641 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
643 2009-10-06 Tobias Burnus <burnus@net-b.de>
646 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
647 -flto and -fwhole-program flags can be combined.
649 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
652 * gcc.c (process_command): Check that -o argument was specified.
654 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
656 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
658 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
660 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
661 * doc/invoke.texi (Warning Options): Annotate allowed languages
662 for -Wunsuffixed-float-constants.
664 2009-10-05 Jakub Jelinek <jakub@redhat.com>
666 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
667 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
668 same name and isn't the main variant.
671 * dwarf2out.c (loc_by_reference): Removed.
672 (dw_loc_list_1): New function.
673 (dw_loc_list): Remove toplev argument, add want_address argument.
674 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
675 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
676 want_address == 2 to dw_loc_list. For successful dw_loc_list
677 set have_address to 1 only if want_address is not 0.
679 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
681 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
682 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
683 a code block followed by two pointers.
684 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
685 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
686 (MIPS_MOVE): Likewise.
687 (MIPS_LUI): Likewise.
689 (MIPS_BAL): Likewise.
690 (MIPS_NOP): Likewise.
691 (mips_asm_trampoline_template): Delete.
692 (mips_trampoline_code_size): New function.
693 (mips_trampoline_init): Add shorter sequences for all cases
694 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
695 Calculate the opcodes directly, rather than copying from a template.
696 Only flush the code part of the trampoline.
697 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
699 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
701 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
702 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
703 (INCOMING_RETURN_ADDR_RTX): Likewise.
704 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
706 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
707 with RETURN_ADDR_REGNUM.
708 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
709 * config/mips/mips.c (mips16_build_call_stub): Replace
710 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
711 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
712 (mips_print_operand_punctuation): Likewise.
713 (mips_frame_set): Likewise.
714 (mips16e_output_save_restore): Likewise.
715 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
716 (mips_save_reg_p): Likewise.
717 (mips_return_addr): Likewise.
718 (mips_set_return_address): Likewise.
719 (mips_direct_save_slot_move_p): Likewise.
720 (mips_output_function_prologue): Likewise.
721 (mips_restore_reg): Likewise.
722 (mips_expand_epilogue): Likewise.
723 (mips_epilogue_uses): Likewise.
724 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
725 (*mov<mode>_ra): Use it instead of a hard-coded 31.
726 (clear_hazard_<mode>): Likewise.
727 (call_internal): Likewise.
728 (call_internal_direct): Likewise.
729 (call_direct_split): Likewise.
730 (call_value_internal): Likewise.
731 (call_value_split): Likewise.
732 (call_value_internal_direct): Likewise.
733 (call_value_direct_split): Likewise.
734 (call_value_multiple_internal): Likewise.
735 (call_value_multiple_split): Likewise.
737 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
738 Jakub Jelinek <jakub@redhat.com>
740 PR rtl-optimization/41511
741 * combine.c (record_value_for_reg): Pass explicit values as argument
742 to get_last_value_validate.
743 (get_last_value_validate): Document INSN parameter.
744 For non-readonly MEMs, assume they might have been modified if INSN
745 was in another basic block.
746 (get_last_value): Minor reformatting.
748 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
751 * final.c (asm_str_count): Split out from asm_insn_count.
752 * rtl.h (asm_str_count): New prototype.
753 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
756 2009-10-05 Sriraman Tallam <tmsriram@google.com>
758 * doc/plugins.texi: Change plugin_pass to register_pass_info.
760 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
761 Rafael Espindola <espindola@google.com>
763 * gengtype.c (write_types): Moved call to write_func_for_structure
766 2009-10-05 Richard Guenther <rguenther@suse.de>
769 * lto-cgraph.c (output_cgraph): Output toplevel asms.
770 (input_cgraph_1): Input toplevel asms.
772 2009-10-05 Richard Guenther <rguenther@suse.de>
775 * lto-symtab.c (lto_compatible_attributes_p): Remove.
776 (external_aggregate_decl_p): Likewise.
777 (lto_symtab_compatible): Re-structure. Remove dead code.
778 For variables ignore toplevel qualifiers when comparing types.
779 Issue warnings, not errors for mismatched user-alignment.
781 2009-10-05 Richard Guenther <rguenther@suse.de>
785 * lto-symtab.c (struct lto_symtab_base_def): Remove.
786 (struct lto_symtab_identifier_def): Likewise.
787 (struct lto_symtab_decl_def): Likewise.
788 (struct lto_symtab_entry_def): New.
789 (lto_symtab_identifier_t): Rename to ...
790 (lto_symtab_entry_t): ... this.
791 (lto_symtab_decls): Remove.
792 (lto_symtab_base_hash): Rename to ...
793 (lto_symtab_entry_hash): ... this.
794 (lto_symtab_base_eq): Rename to ...
795 (lto_symtab_entry_eq): ... this.
796 (lto_symtab_base_marked_p): Rename to ...
797 (lto_symtab_entry_marked_p): ... this.
798 (lto_symtab_identifier_marked_p): Remove.
799 (lto_symtab_decl_marked_p): Likewise.
800 (lto_symtab_maybe_init_hash_tables): Rename to ...
801 (lto_symtab_maybe_init_hash_table): ... this.
802 (lto_symtab_set_resolution_and_file_data): Remove.
803 (lto_symtab_register_decl): New function.
804 (lto_symtab_get_identifier): Remove.
805 (lto_symtab_get): New function.
806 (lto_symtab_get_resolution): Adjust.
807 (lto_symtab_get_identifier_decl): Remove.
808 (lto_symtab_set_identifier_decl): Likewise.
809 (lto_symtab_merge_decl): Rename to ...
810 (lto_symtab_merge): ... this. Rewrite.
811 (lto_symtab_merge_var): Remove.
812 (lto_symtab_merge_fn): Likewise.
813 (lto_symtab_prevailing_decl): Adjust.
814 (lto_cgraph_replace_node): New function.
815 (lto_symtab_merge_decls_2): Likewise.
816 (lto_symtab_merge_decls_1): Likewise.
817 (lto_symtab_fixup_var_decls): Likewise.
818 (lto_symtab_resolve_symbols): Likewise.
819 (lto_symtab_merge_decls): Likewise.
820 (lto_symtab_prevailing_decl): Adjust.
821 (lto_symtab_get_symtab_def): Remove.
822 (lto_symtab_get_file_data): Likewise.
823 (lto_symtab_clear_resolution): Adjust.
824 (lto_symtab_clear_resolution): Likewise.
825 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
826 (input_cgraph_1): Likewise.
827 * lto-streamer-in.c (get_resolution): Do not provide fake
828 symbol resolutions here.
829 (deferred_global_decls): Remove.
830 (lto_register_deferred_decls_in_symtab): Likewise.
831 (lto_register_var_decl_in_symtab): Change signature, register
832 variable via lto_symtab_register_decl.
833 (lto_register_function_decl_in_symtab): Likewise.
834 (lto_read_tree): Adjust.
835 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
836 (lto_symtab_merge_var): Likewise.
837 (lto_symtab_merge_fn): Likewise.
838 (lto_symtab_register_decl): Declare.
839 (lto_symtab_merge_decls): Likewise.
841 2009-10-05 Richard Guenther <rguenther@suse.de>
843 PR tree-optimization/23821
844 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
845 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
846 simple IV increments.
848 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
850 * config/arm/arm.c (arm_override_options): Really initialize
851 flag_dwarf2_cfi_asm to 0.
853 2009-10-05 Doug Kwan <dougkwan@google.com>
855 PR rtl-optimization/41574
856 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
857 floating point and we are not doing unsafe math optimizations.
859 2009-10-03 Simon Baldwin <simonb@google.com>
860 Cary Coutant <ccoutant@google.com>
861 Rafael Espindola <espindola@google.com>
862 Richard Guenther <rguenther@suse.de>
863 Jan Hubicka <jh@suse.cz>
864 Doug Kwan <dougkwan@google.com>
865 H.J. Lu <hongjiu.lu@intel.com>
866 Bill Maddox <maddox@google.com>
867 Ryan Mansfield <rmansfield@qnx.com>
868 Diego Novillo <dnovillo@google.com>
869 Ollie Wild <aaw@google.com>
870 Kenneth Zadeck <zadeck@naturalbridge.com>
872 * lto-cgraph.c: New file.
873 * lto-compress.c: New file.
874 * lto-compress.h: New file.
875 * lto-opts.c: New file.
876 * lto-section-in.c: New file.
877 * lto-section-out.c: New file.
878 * lto-streamer-in.c: New file.
879 * lto-streamer-out.c: New file.
880 * lto-streamer.c: New file.
881 * lto-streamer.h: New file.
882 * lto-symtab.c: New file.
883 * lto-wpa-fixup.c: New file.
884 * lto-wrapper.c: New file.
886 2009-10-03 Simon Baldwin <baldwin@google.com>
887 Ben Elliston <bje@au.ibm.com>
888 Rafael Espindola <espindola@google.com>
889 Nathan Froyd <froydnj@codesourcery.com>
890 Jan Hubicka <jh@suse.cz>
891 Doug Kwan <dougkwan@google.com>
892 Diego Novillo <dnovillo@google.com>
893 Kenneth Zadeck <zadeck@naturalbridge.com>
895 * Makefile.in (enable_lto): New.
896 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
897 (LINKER_PLUGIN_API_H): Define.
898 (LTO_SYMTAB_H): Define.
899 (LTO_STREAMER_H): Define.
900 (TREE_VECTORIZER_H): Define.
901 (INCLUDES): Add LIBELFINC.
902 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
903 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
904 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
905 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
906 (native): Add lto-wrapper$(exeext)
907 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
908 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
909 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
910 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
911 (varasm.o): Add dependency on tree-iterator.h.
912 (cgraph.o): Add dependency on cif-code.def.
913 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
914 (ipa-pure-const.o): Likewise.
915 (GTFILES): Add lto-symtab.c.
916 (install-lto-wrapper): New.
917 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
918 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
919 * config.in: Regenerate.
921 2009-10-03 Rafael Espindola <espindola@google.com>
922 Diego Novillo <dnovillo@google.com>
924 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
926 Call execute_ipa_summary_passes for all_regular_ipa_passes and
928 (cgraph_optimize): Make extern.
930 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
931 Kenneth Zadeck <zadeck@naturalbridge.com>
933 * toplev.c (in_lto_p): Declare.
934 * collect2.c (scan_prog_file): Read all the output when reading
936 (enum lto_mode_d): Declare.
938 2009-10-03 Richard Guenther <rguenther@suse.de>
939 Diego Novillo <dnovillo@google.com>
941 * gimple.c: Include target.h and alias.h.
942 (gimple_types): Declare.
943 (type_hash_cache): Declare.
944 (gimple_alloc_stat): Make extern.
945 (gimple_build_eh_must_not_throw): Call
946 gimple_eh_must_not_throw_set_fndecl.
947 (struct type_pair_d): Declare.
948 (type_pair_t): Declare.
949 (type_pair_hash): New.
951 (lookup_type_pair): New.
952 (gimple_force_type_merge): New.
953 (compare_type_names_p): New.
954 (compare_field_offset): New.
955 (gimple_types_compatible_p): New.
956 (struct sccs): Declare.
957 (next_dfs_num): Declare.
958 (iterative_hash_gimple_type): New.
960 (iterative_hash_type_name): New.
961 (iterative_hash_gimple_type): New.
962 (gimple_type_hash): New.
963 (gimple_type_eq): New.
964 (gimple_register_type): New.
965 (print_gimple_types_stats): New.
966 (gimple_signed_or_unsigned_type): New.
967 (gimple_unsigned_type): New.
968 (gimple_signed_type): New.
969 (gimple_get_alias_set): New.
970 (gimple_decl_printable_name): Do not use DMGL_TYPES.
971 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
972 (gimple_force_type_merge): Declare.
973 (gimple_types_compatible_p): Declare.
974 (gimple_register_type): Declare.
975 (print_gimple_types_stats): Declare.
976 (gimple_unsigned_type): Declare.
977 (gimple_signed_type): Declare.
978 (gimple_get_alias_set): Declare.
979 (gimple_eh_must_not_throw_set_fndecl): New.
981 2009-10-03 Jan Hubicka <jh@suse.cz>
982 Kenneth Zadeck <zadeck@naturalbridge.com>
984 * ipa-pure-const.c: Include lto-streamer.h.
985 (register_hooks): Factor out of ...
986 (generate_summary): ... here.
987 (pure_const_write_summary): New.
988 (pure_const_read_summary): New.
989 (pass_ipa_pure_const): Add pure_const_write_summary and
990 pure_const_read_summary.
991 * ipa-reference.c: Include lto-streamer.h.
992 (add_new_function): New.
993 (remove_node_data): New.
994 (duplicate_node_data): New.
995 (ipa_init): Guard against multiple calls.
996 Move hook setup from analyze_function.
997 (write_node_summary_p): New.
998 (ipa_reference_write_summary): New.
999 (ipa_reference_read_summary): New.
1000 (pass_ipa_reference): Add ipa_reference_write_summary and
1001 ipa_reference_read_summary.
1002 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1003 (struct cgraph_edge): Add fields lto_stmt_uid and
1004 call_stmt_cannot_inline_p.
1005 (cgraph_optimize): Declare.
1006 (cgraph_decide_is_function_needed): Declare.
1007 (reset_inline_failed): Declare.
1008 (enum LTO_cgraph_tags): Declare.
1009 (LTO_cgraph_tag_names): Declare.
1010 (LCC_NOT_FOUND): Define.
1012 2009-10-03 Doug Kwan <dougkwan@google.com>
1013 Rafael Espindola <espindola@google.com>
1014 Jan Hubicka <jh@suse.cz>
1015 Diego Novillo <dnovillo@google.com>
1016 Kenneth Zadeck <zadeck@naturalbridge.com>
1018 * passes.c (all_regular_ipa_passes): New.
1019 (all_ipa_passes): Rename to all_small_ipa_passes.
1020 (init_optimization_passes): Init all_regular_ipa_passes.
1021 * tree-pass.h (all_regular_ipa_passes): New.
1022 (all_ipa_passes): Rename to all_small_ipa_passes.
1023 * passes.c (all_lto_gen_passes): New.
1024 (init_optimization_passes): Initialize all_lto_gen_passes.
1025 (execute_ipa_summary_passes): Make non-static.
1026 (ipa_write_summaries_1): New.
1027 (ipa_write_summaries_2): New.
1028 (ipa_write_summaries): New.
1029 (ipa_write_summaries_of_cgraph_node_set): New.
1030 (ipa_read_summaries_1): New.
1031 (ipa_read_summaries): New.
1032 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1033 (execute_regular_ipa_pass_list): Remove.
1034 (init_optimization_passes): Schedule
1035 pass_rebuild_cgraph_edges and pass_early_inline outside
1036 of pass_all_early_optimizations. Document reason.
1037 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1038 pass_ipa_lto_finish_out): New pass.
1039 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1040 (execute_all_ipa_transforms): New.
1041 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1042 (dump_properties, debug_properties): New.
1043 * tree-optimize.c (gate_all_early_local_passes): Return
1044 false if we are in lto1.
1045 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1046 * tree-pass.h (execute_all_ipa_transforms): Declare.
1047 (pass_ipa_function_and_variable_visibility): Declare.
1048 (pass_ipa_early_inline): Declare.
1049 (pass_ipa_lto_gimple_out): Declare.
1050 (pass_ipa_lto_wpa_fixup): Declare.
1051 (pass_ipa_lto_finish_out): Declare.
1052 (all_small_ipa_passes, all_regular_ipa_passes,
1053 all_lto_gen_passes): Declare.
1054 (execute_ipa_summary_passes): Declare.
1055 (execute_all_ipa_transforms): Declare.
1056 (ipa_write_summaries): Declare
1057 (ipa_write_summaries_of_cgraph_node_set): Declare.
1058 (ipa_read_summaries): Declare.
1060 2009-10-03 Doug Kwan <dougkwan@google.com>
1061 Ollie Wild <aaw@google.com>
1063 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1065 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1066 (lto_mode): New variable.
1067 (maybe_run_lto_and_relink): Handle the -fwpa option.
1068 (main): Handle the -fwpa option.
1069 (maybe_unlink_list): New function.
1070 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1071 * common.opt (flto): New flag.
1072 * toplev.c (flag_generate_lto): Declare.
1074 2009-10-03 Simon Baldwin <simonb@google.com>
1076 * common.opt (flto-compression-level): New flag.
1078 * opts.c: Include lto-opts.h.
1079 (handle_option): Call lto_register_user_option for each
1080 valid option handled.
1081 (decode_options): Clear registered options before the options
1084 2009-10-03 Cary Coutant <ccoutant@google.com>
1086 * collect2.c (is_elf): New function.
1087 (scan_prog_file): Require LTO object to be in ELF format.
1089 2009-10-03 Rafael Espindola <espindola@google.com>
1091 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1092 libgcc to the linker.
1094 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1096 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1097 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1099 * collect2.h (collect_execute): Add flags argument.
1100 * tlink.c (tlink_execute): Update call to collect_execute.
1101 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1102 (use_linker_plugin): New.
1103 (use_linker_plugin_spec_function): New.
1104 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1105 (linker_plugin_file_spec): New.
1106 (lto_wrapper_spec): New.
1107 (lto_gcc_spec): New.
1108 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1109 (static_spec_functions): Add use-linker-plugin.
1110 (process_command): Handle -use-linker-plugin.
1111 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1112 linker_plugin_file_spec and lto_gcc_spec.
1113 (use_linker_plugin_spec_function): New.
1115 2009-10-03 Richard Guenther <rguenther@suse.de>
1119 * tree.h (is_lang_specific): Include LANG_TYPE.
1120 * tree.c (find_decls_types_r): Manually add interesting parts
1121 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1123 * gimple.c (type_pair_hash): Make symmetric.
1124 (type_pair_eq): Likewise.
1125 (lookup_type_pair): Increase initial hashtable size.
1126 (gimple_force_type_merge): Rely on type-pair symmetry.
1127 (visit): Remove excessive checking code.
1128 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1129 (gimple_register_type): Remove getenv calls, shrink initial
1133 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1134 inline functions if not generating lto output.
1137 * toplev.c (finalize): In WPA mode remove the asm file.
1139 2009-10-03 Doug Kwan <dougkwan@google.com>
1141 * ipa-inline.c (cgraph_mark_inline): Check
1142 edge->call_stmt_cannot_inline_p instead of calling
1143 gimple_call_cannot_inline_p.
1144 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1145 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1146 (inline_generate_summary): Do nothing in LTRANS.
1147 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1148 exists before calling gimple_call_cannot_inline_p.
1149 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1150 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1151 Update new_edge->lto_stmt_uid.
1152 * cgraphbuild.c (reset_inline_failed): New.
1154 * common.opt (fwpa): New flag.
1155 (fltrans): New option.
1156 * gcc.c (gcc_lto_option_t): New type.
1157 (current_lto_option): New variable.
1158 (lto_single_spec_function): Remove and is replaced by ..
1159 (lto_option_spec_function): New function.
1160 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1161 passing the -flto flag.
1162 (cc1_options): Separate non-LTO related parts into ..
1163 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1164 (lto1_options): New spec for lto FE.
1165 (link_lto_options): New spec for handling LTO flags in linker.
1166 (invoke_lto_single): Re-format to fit in 80 column. Replace
1167 lto-single with lto-option.
1168 (static_specs): Add cc1_non_lto_options, lto1_options and
1170 (static_spec_function): Replace lto-single with lto-option.
1171 (process_command): Handle -flto, -fwpa and -fltran by setting
1172 current_lto_option and not passing it to subprocess unconditionally.
1174 2009-10-03 Bill Maddox <maddox@google.com>
1176 Add `gcc' driver support for link-time code generation (LTO).
1178 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1179 (lto_flag, lto_objects, lto_o_file): New variables.
1180 (struct lto_object, struct lto_object_list): New structures.
1181 (collect_exit, handler): Remove LTO temporary output file on exit.
1182 (add_lto_object): New function.
1183 (maybe_run_lto_and_relink): New function. Perform link time code
1184 generation and relinking for object files containing LTO information.
1185 (main): Invoke maybe_run_lto_and_relink().
1186 (dump_argv): New function. For debugging, currently disabled.
1187 (scan_prog_file): Add LTO information pass.
1188 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1190 * toplev.c (compile_file): Emit assembler directive to create
1191 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1193 2009-10-03 Diego Novillo <dnovillo@google.com>
1195 * c.opt: Add LTO to warn_abi and warn_psabi.
1197 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1198 inline function. Ignore language-specific nodes. Update all users.
1199 (find_decls_types_r): Do not traverse the subtrees of
1200 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1201 * tree.h (is_lang_specific): New.
1202 * langhooks.h (struct lang_hooks_for_decls): Remove
1203 may_need_assembler_name_p. Update all users.
1205 * c-common.c (set_builtin_user_assembler_name): Move ...
1206 * builtins.c (set_builtin_user_assembler_name): ... here.
1207 (is_builtin_name): Add comment
1208 (is_builtin_fn): New.
1209 * except.c (output_ttype): Only call
1210 lookup_type_for_runtime if TYPE is not a runtime type.
1212 * passes.c (register_pass): Call position_pass on
1213 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1214 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1215 (TV_IPA_LTO_DECL_IO): Define.
1216 (TV_IPA_LTO_CGRAPH_IO): Define.
1218 (TV_WHOPR_WPA): Define.
1219 (TV_WHOPR_WPA_IO): Define.
1220 (TV_WHOPR_LTRANS): Define.
1221 (TV_WHOPR_WPA_FIXUP): Define.
1222 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1223 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1224 * tree-flow.h (tree_node_can_be_shared): Declare.
1225 * tree-inline.c (tree_can_inline_p): Check that E has a
1226 statement associated with it.
1227 * tree.c (free_lang_data_in_binf): Factor out of ...
1228 (free_lang_data_in_type): ... here.
1229 Call RECORD_OR_UNION_TYPE_P.
1230 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1231 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1232 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1233 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1234 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1235 (gate_free_lang_data): Return true if flag_generate_lto is set.
1236 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1237 * c-common.h (set_builtin_user_assembler_name): Move ...
1238 * tree.h (set_builtin_user_assembler_name): ... here.
1240 * common.opt (flto-report): New flag.
1241 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1242 * collect2.c (scan_prog_file): Send the error output of
1243 'nm' to HOST_BIT_BUCKET.
1245 2009-10-03 Ollie Wild <aaw@google.com>
1247 * langhooks-def.h (lhd_begin_section): New function declaration.
1248 (lhd_write_section): New function declaration.
1249 (lhd_end_section): New function declaration.
1250 (LANG_HOOKS_BEGIN_SECTION): New macro.
1251 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1252 (LANG_HOOKS_END_SECTION): New macro.
1253 (LANG_HOOKS_LTO): New macro.
1254 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1255 * langhooks.c (output.h): Add include.
1256 (saved_section): New static variable.
1257 (lhd_begin_section): New function.
1258 (lhd_write_section_data): New function.
1259 (lhd_end_section): New function.
1260 * langhooks.h (struct lang_hooks_for_lto): New structure.
1261 (struct lang_hooks): Add member lto.
1262 * Makefile.in (langhooks.o): Add dependency on output.h.
1264 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1266 2009-10-03 Richard Guenther <rguenther@suse.de>
1268 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1271 2009-10-03 Simon Baldwin <simonb@google.com>
1272 Richard Guenther <rguenther@suse.de>
1273 Janis Johnson <janis187@us.ibm.com>
1274 Doug Kwan <dougkwan@google.com>
1275 Diego Novillo <dnovillo@google.com>
1276 Ramana Radhakrishnan <ramana.r@gmail.com>
1277 Ollie Wild <aaw@google.com>
1279 * doc/install.texi: Add documentation for libelf and --enable-lto.
1280 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1281 -flto-report, -flto-compression-level and -use-linker-plugin.
1282 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1283 Add section for LTO Testing.
1285 2009-10-02 Cary Coutant <ccoutant@google.com>
1287 Add support for comdat type sections for DWARF v4.
1288 Merge from dwarf4 branch.
1290 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1291 (dw_die_ref): Define vector type.
1292 (enum dw_val_class): Add dw_val_class_data8.
1293 (struct dw_val_struct): Add v.val_data8.
1294 (comdat_type_node_ref): New type.
1295 (struct die_struct): Move die_symbol into a union; add new field
1296 die_type_node. Change all uses.
1297 (comdat_type_node): New type.
1298 (skeleton_chain_node): New type.
1299 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1300 (comdat_type_list): New variable.
1301 (dwarf_tag_name): Add DW_TAG_type_unit.
1302 (dwarf_attr_name): Add DW_AT_signature.
1303 (add_AT_data8): New function.
1304 (replace_child): New function.
1305 (move_all_children): New function.
1306 (print_signature): New function.
1307 (print_die): Print signature information; add dw_val_class_data8.
1308 (attr_checksum): Support dw_val_class_data8.
1309 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1310 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1311 (checksum_sleb128, checksum_uleb128): New functions.
1312 (checksum_die_context): New function.
1313 (loc_checksum_ordered): New function.
1314 (attr_checksum_ordered): New function.
1315 (struct checksum_attributes): New structure.
1316 (collect_checksum_attributes): New function.
1317 (die_checksum_ordered): New function.
1318 (generate_type_signature): New function.
1319 (same_dw_val_p): Add dw_val_class_data8.
1320 (is_symbol_die): Use new is_declaration_die function.
1321 (is_declaration_die): New function.
1322 (should_move_die_to_comdat): New function.
1323 (clone_die): New function.
1324 (clone_tree): New function.
1325 (clone_as_declaration): New function.
1326 (copy_declaration_context): New function.
1327 (generate_skeleton_ancestor_tree): New function.
1328 (generate_skeleton_bottom_up): New function.
1329 (generate_skeleton): New function.
1330 (remove_child_or_replace_with_skeleton): New function.
1331 (break_out_comdat_types): New function.
1332 (struct decl_table_entry): New type.
1333 (htab_decl_hash): New function.
1334 (htab_decl_eq): New function.
1335 (htab_decl_del): New function.
1336 (copy_ancestor_tree): New function.
1337 (copy_decls_walk): New function.
1338 (copy_decls_for_unworthy_types): New function.
1339 (build_abbrev_table): Don't assert on missing die_symbol when doing
1340 comdat type sections.
1341 (size_of_die): Use DW_FORM_sig8 for external references. Add
1343 (unmark_dies): Don't assert for unmarked dies when doing comdat
1345 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1346 (output_signature): New function.
1347 (output_die): Likewise.
1348 (output_compilation_unit_header): Mark output as DWARF version 3
1349 even if generating DWARF 4.
1350 (output_comdat_type_unit): New function.
1351 (output_line_info): Mark output as DWARF version 3 even if generating
1353 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1355 (dwarf2out_end_source_file): Likewise.
1356 (prune_unused_types_walk_attribs): Don't follow references into
1357 comdat type sections.
1358 (prune_unused_types_mark): When generating type units, do not mark
1359 children of non-defining declarations of types; do mark children of
1361 (prune_unused_types): Process comdat type sections.
1362 (htab_ct_hash): New function.
1363 (htab_ct_eq): New function.
1364 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1365 Add a pointer to the line table from type unit entries so
1366 DW_AT_decl_file has meaning.
1367 * varasm.c (default_elf_asm_named_section): Use identifier name as
1368 comdat key instead of lang hook.
1370 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1372 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1374 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1376 * config/i386/i386.md (SWIM248): New mode iterator.
1377 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1378 divmodhi4 patterns using SWIM248 macro.
1379 (*divmod<mode>4): Macroize insn_and_split pattern from
1380 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1381 and their corresponding splitters usign SWIM248 macro. Split SImode
1382 insn to generate cltd and DImode insn to generate cqto instead of
1383 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1384 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1385 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1386 *divmodsi_noext patterns using SWIM248 macro.
1387 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1388 udivmodhi4 patterns using SWIM248 macro.
1389 (*udivmod<mode>4): Macroize insn_and_split pattern from
1390 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1391 corresponding splitters using SWIM248 macro.
1392 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1393 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1395 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1397 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1398 of zero-sized element is zero-sized regardless of its extent.
1400 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1403 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1404 * configure: Regenerated.
1405 * config.in: Regenerated.
1406 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1407 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1408 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1409 not emitting .eh_frame, emit .cfi_sections .debug_frame
1414 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1415 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1417 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1418 vars use DECL_RTL with resetting it back to NULL afterwards.
1419 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1420 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1421 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1422 the attribute type allows it, otherwise use DW_FORM_dataN.
1423 (mem_loc_descriptor): Handle CONST_STRING.
1424 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1425 Handle MEM with CONST_STRING address using add_AT_string.
1426 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1427 CONST_STRING for const arrays initialized with a string literal.
1428 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1429 (dwarf2out_finish): Call resolve_addr.
1431 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1432 Maxim Kuvyrkov <maxim@codesourcery.com>
1434 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1436 2009-10-02 Nick Clifton <nickc@redhat.com>
1438 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1439 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1441 2009-10-01 Jan Hubicka <jh@suse.cz>
1443 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1444 (cgraph_create_virtual_clone): Just pass redirect_callers
1446 * cgraph.h (cgraph_clone_node): Update prototype.
1447 * ipa-pure-const.c (self_recursive_p): New function.
1448 (propagate): Use it.
1449 * ipa-inline.c (cgraph_clone_inlined_nodes,
1450 cgraph_decide_recursive_inlining): Update.
1452 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1454 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1455 instructions for TARGET_OCTEON.
1457 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1459 * config/arm/arm.c (arm_override_options): Turn off
1460 flag_dwarf2_cfi_asm for AAPCS variants.
1462 2009-10-01 Martin Jambor <mjambor@suse.cz>
1465 * tree-sra.c (convert_callers): Do not call
1466 compute_inline_parameters on one caller more than once.
1468 2009-10-01 Nick Clifton <nickc@redhat.com>
1470 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1471 an empty string if not already defined.
1473 2009-10-01 Martin Jambor <mjambor@suse.cz>
1476 * tree-sra.c (is_va_list_type): New function.
1477 (find_var_candidates): Call is_va_list_type.
1478 (find_param_candidates): Check that the type or the type pointed
1479 to are not va_list types.
1481 2009-10-01 Martin Jambor <mjambor@suse.cz>
1484 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1485 DECL_ARTIFICIAL (param_decl) is true.
1487 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1489 * tree.h (tree_decl_common::lang_flag_8): New.
1490 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1492 * c-common.h (RID_CONSTEXPR): New.
1494 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1496 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1497 Use ref-all pointers.
1498 (alpha_gimplify_va_arg): Ditto.
1500 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1503 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1504 before insn counting loop now that BB_END (bb) is counted. Ensure
1505 the return value isn't zero.
1507 2009-09-30 Nick Clifton <nickc@redhat.com>
1509 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1510 with separate definitions of c_target_objs and cxx_target_objs.
1511 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1513 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1514 sh_symbian_import_export_class.
1515 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1516 * config/sh/symbian.c: Delete, moving code into...
1517 * config/sh/symbian-base.c: ... here
1518 * config/sh/symbian-c.c: ... and here
1519 * config/sh/symbian-cxx.c: ... and here.
1521 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1524 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1525 of plus RTX into register.
1527 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1529 * doc/install.texi: Linguistic and markup fixes.
1530 (Configuration) <--disable-cpp>: Remove description.
1531 <--enable-maintainer-mode>: Autotools files are affected, too.
1532 <--with-sysroot>: Improve description.
1533 (Building): Bump required GNU make version.
1535 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1537 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1538 (x86_64-*-*): Ditto.
1540 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1541 intrinisics for FMA4.
1542 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1543 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1544 Add FMA4 check and fma4intrin.h.
1545 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1547 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1548 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1549 constant for FMA4 support.
1550 (UNSPEC_FMA4_FMADDSUB): Ditto.
1551 (UNSPEC_FMA4_FMSUBADD): Ditto.
1552 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1553 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1554 (ix86_expand_fma4_multiple_memory): Ditto.
1555 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1556 (OPTION_MASK_ISA_FMA4_UNSET): New.
1557 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1558 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1559 (ix86_handle_option): Handle -mfma4.
1560 (isa_opts): Handle -mfma4.
1561 (enum pta_flags): Add PTA_FMA4.
1562 (override_options): Add FMA4 support.
1563 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1564 (IX86_BUILTIN_VFMADDSD): Ditto.
1565 (IX86_BUILTIN_VFMADDPS): Ditto.
1566 (IX86_BUILTIN_VFMADDPD): Ditto.
1567 (IX86_BUILTIN_VFMSUBSS): Ditto.
1568 (IX86_BUILTIN_VFMSUBSD): Ditto.
1569 (IX86_BUILTIN_VFMSUBPS): Ditto.
1570 (IX86_BUILTIN_VFMSUBPD): Ditto.
1571 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1572 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1573 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1574 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1575 (IX86_BUILTIN_VFNMADDSS): Ditto.
1576 (IX86_BUILTIN_VFNMADDSD): Ditto.
1577 (IX86_BUILTIN_VFNMADDPS): Ditto.
1578 (IX86_BUILTIN_VFNMADDPD): Ditto.
1579 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1580 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1581 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1582 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1583 (IX86_BUILTIN_VFMADDPS256): Ditto.
1584 (IX86_BUILTIN_VFMADDPD256): Ditto.
1585 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1586 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1587 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1588 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1589 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1590 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1591 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1592 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1593 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1594 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1595 (enum multi_arg_type): New enum for describing the various FMA4
1596 intrinsic argument types.
1597 (bdesc_multi_arg): New table for FMA4 intrinsics.
1598 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1599 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1601 (ix86_expand_builtin): Add FMA4 intrinsic support.
1602 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1603 operand instructions.
1604 (ix86_expand_fma4_multiple_memory): New function to split the
1605 second memory reference from FMA4 instructions.
1606 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1607 (ssemodesuffixf2s): Ditto.
1608 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1610 (fma4_fmsub<mode>4): Ditto.
1611 (fma4_fnmadd<mode>4): Ditto.
1612 (fma4_fnmsub<mode>4): Ditto.
1613 (fma4_vmfmadd<mode>4): Ditto.
1614 (fma4_vmfmsub<mode>4): Ditto.
1615 (fma4_vmfnmadd<mode>4): Ditto.
1616 (fma4_vmfnmsub<mode>4): Ditto.
1617 (fma4_fmadd<mode>4256): Ditto.
1618 (fma4_fmsub<mode>4256): Ditto.
1619 (fma4_fnmadd<mode>4256): Ditto.
1620 (fma4_fnmsub<mode>4256): Ditto.
1621 (fma4_fmaddsubv8sf4): Ditto.
1622 (fma4_fmaddsubv4sf4): Ditto.
1623 (fma4_fmaddsubv4df4): Ditto.
1624 (fma4_fmaddsubv2df4): Ditto.
1625 (fma4_fmsubaddv8sf4): Ditto.
1626 (fma4_fmsubaddv4sf4): Ditto.
1627 (fma4_fmsubaddv4df4): Ditto.
1628 (fma4_fmsubaddv2df4): Ditto.
1629 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1630 instructions for intrinsics.
1631 (fma4i_fmsub<mode>4): Ditto.
1632 (fma4i_fnmadd<mode>4): Ditto.
1633 (fma4i_fnmsub<mode>4): Ditto.
1634 (fma4i_vmfmadd<mode>4): Ditto.
1635 (fma4i_vmfmsub<mode>4): Ditto.
1636 (fma4i_vmfnmadd<mode>4): Ditto.
1637 (fma4i_vmfnmsub<mode>4): Ditto.
1638 (fma4i_fmadd<mode>4256): Ditto.
1639 (fma4i_fmsub<mode>4256): Ditto.
1640 (fma4i_fnmadd<mode>4256): Ditto.
1641 (fma4i_fnmsub<mode>4256): Ditto.
1642 (fma4i_fmaddsubv8sf4): Ditto.
1643 (fma4i_fmaddsubv4sf4): Ditto.
1644 (fma4i_fmaddsubv4df4): Ditto.
1645 (fma4i_fmaddsubv2df4): Ditto.
1646 (fma4i_fmsubaddv8sf4): Ditto.
1647 (fma4i_fmsubaddv4sf4): Ditto.
1648 (fma4i_fmsubaddv4df4): Ditto.
1649 (fma4i_fmsubaddv2df4): Ditto.
1651 * doc/invoke.texi (-mfma4): Add documentation.
1652 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1654 2009-09-29 Richard Henderson <rth@redhat.com>
1656 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1657 an edge to the new destination block.
1659 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1662 * pa.c (hppa_profile_hook): Use
1663 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1665 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1666 Alexander Monakov <amonakov@ispras.ru>
1669 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1670 (not_postinc_memory_operand): New.
1671 (not_postinc_move_operand): New.
1672 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1673 (*cmovsi_internal): Ditto.
1675 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1677 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1678 restrict issue_rate in first pass when scheduling for register
1681 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1682 Rafael Avila de Espindola <espindola@google.com>
1684 * gengtype.c (plugin_output): New.
1685 (get_output_file_with_visibility): Return plugin_output for plugins.
1686 (main): Parse and use the -P option.
1687 * gty.texi: Update the command line format.
1689 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1692 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1694 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1695 out if !const_ok_for_output.
1698 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1699 case VAR_LOCATION>: Remove gcc_unreachable ().
1701 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1703 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1704 (x86_64-*-*): Ditto.
1705 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1706 back to smmintrin.h.
1707 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1708 * config/i386/x86intrin.h: Remove SSE5.
1709 * config/i386/mmintrin-common.h: Delete file.
1710 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1712 2009-09-29 Richard Guenther <rguenther@suse.de>
1714 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1715 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1717 2009-09-29 Nick Clifton <nickc@redhat.com>
1719 * function.c (current_function_name): If there is no current
1720 function just return "<none>".
1722 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1724 * tree-pass.h (register_pass_info): New structure.
1725 (pass_positioning_ops): Move enum from gcc-plugin.h.
1726 (register_pass): New function.
1727 * gcc-plugin.h (plugin_pass): Delete structure.
1728 (pass_positioning_ops): Delete enum.
1729 * plugin.c (regsiter_pass): Delete function.
1730 (position_pass): Delete function.
1731 (added_pass_nodes): Delete variable.
1732 (prev_added_pass_nodes): Delete variable.
1733 (pass_list_node): Delete structure.
1734 * passes.c (make_pass_instance): New function.
1735 (next_pass_1): Change to call make_pass_instance.
1736 (pass_list_node): Move structure from gcc-plugin.h.
1737 (added_pass_nodes): Move variable from plugin.c.
1738 (prev_added_pass_nodes): Move variable from plugin.c.
1739 (position_pass): New function.
1740 (register_pass): New function.
1742 2009-09-28 Easwaran Raman <eraman@google.com>
1744 * ifcvt.c (noce_try_abs): Recognize pattern and call
1745 expand_one_cmpl_abs_nojump.
1746 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1747 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1749 2009-09-28 Ian Lance Taylor <iant@google.com>
1752 * c-opts.c (c_common_handle_option): Don't set
1753 warn_jump_misses_init for -Wall.
1754 * doc/invoke.texi (Warning Options): Update documentation.
1756 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1758 * Makefile.in ($(out_object_file)): Depend on
1759 gt-$(basename $(notdir $(out_file))).h.
1761 2009-09-28 Richard Henderson <rth@redhat.com>
1763 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1764 * except.c (gen_eh_region): Set it.
1765 (duplicate_eh_regions_1): Copy it.
1766 * tree-eh.c (lower_resx): Use it to determine which function
1769 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1770 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1771 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1772 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1773 BUILT_IN_CXA_END_CLEANUP if necessary.
1775 * c-common.c (c_define_builtins): Update call to
1776 build_common_builtin_nodes.
1778 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1780 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1782 2009-09-28 Michael Matz <matz@suse.de>
1784 * builtins.c (interclass_mathfn_icode): New helper.
1785 (expand_builtin_interclass_mathfn): Use it here, and split folding
1787 (fold_builtin_interclass_mathfn): ... this new folder.
1788 (build_call_nofold_loc): New static helper.
1789 (build_call_nofold): New wrapper macro for above.
1790 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1791 (expand_builtin_pow): Ditto.
1792 (expand_builtin_memset_args): Ditto.
1793 (expand_builtin_printf): Ditto.
1794 (expand_builtin_fprintf): Ditto.
1795 (expand_builtin_sprintf): Ditto.
1796 (expand_builtin_memory_chk): Ditto.
1797 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1798 (expand_builtin_stpcpy): Ditto.
1799 (expand_builtin_strcmp): Ditto.
1800 (expand_builtin_strncmp): Ditto.
1801 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1802 (expand_builtin_strcpy_args): Don't call folders.
1803 (expand_builtin_memcmp): Ditto.
1804 (expand_builtin_strncpy): Ditto, and use target.
1805 (expand_builtin_memcpy): Ditto.
1806 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1807 expand_builtin_strpbrk, expand_builtin_memmove,
1808 expand_builtin_memmove_args, expand_builtin_bcopy,
1809 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1810 expand_builtin_strspn, expand_builtin_strcspn,
1811 expand_builtin_fputs): Remove these.
1812 (expand_builtin): Don't call the above, change calls to other
1813 expanders that changed prototype.
1814 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1815 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1816 fold_builtin_interclass_mathfn.
1817 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1818 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1820 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1821 * passes.c (init_optimization_passes): Move pass_fold_builtins
1822 after last phiopt pass.
1823 * tree-inline.c (fold_marked_statements): When folding builtins
1824 iterate over all instruction potentially generated.
1825 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1827 (fold_gimple_call): Use it to always fold calls (into potentially
1828 multiple instructions).
1829 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1830 calls into zero at this time.
1831 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1832 statements generated by builtin folding.
1834 2009-09-28 Nick Clifton <nickc@redhat.com>
1836 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1838 2009-09-28 Duncan Sands <baldrick@free.fr>
1840 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1841 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1842 (register_callback): Dispatch it.
1843 (invoke_plugin_callbacks): Incorporate in sanity check.
1844 * ggc.h (ggc_register_cache_tab): Add declaration.
1845 * ggc-common.c (ggc_register_root_tab): Simplify.
1846 (const_ggc_cache_tab_t): New typedef.
1847 (extra_cache_vec): New vector of dynamically added cache tables.
1848 (ggc_register_cache_tab): New function.
1849 (ggc_scan_cache_tab): New function.
1850 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1851 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1853 2009-09-27 Richard Henderson <rth@redhat.com>
1855 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1856 which we remove __builtin_stack_restore.
1858 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1860 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1861 to test for GRD_INVARIANT.
1862 (simple_rhs_p): Anything that's function_invariant_p is fine.
1864 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1866 * gengtype.c (main): Use plunge_files instead of plugin_output.
1868 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1869 Rafael Avila de Espindola <espindola@google.com>
1871 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1872 Don't print pch related info if it is false.
1873 (main): Don't print pch info in plugin mode.
1875 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1877 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1878 with dw_val_class_const_double.
1879 (struct dw_val_struct): Replace val_long_long with val_double and
1880 adjust for above change.
1881 (output_loc_operands): Likewise.
1882 (add_AT_long_long): Rename into...
1883 (add_AT_double): ...this.
1884 (print_die): Replace dw_val_class_long_long with
1885 dw_val_class_const_double and adjust.
1886 (attr_checksum): Likewise.
1887 (same_dw_val_p): Likewise.
1888 (size_of_die): Likewise.
1889 (value_format): Likewise.
1890 (output_die): Likewise.
1891 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1892 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1893 instead of add_AT_long_long.
1894 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1895 value with the precision of its type.
1897 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1900 * c-typeck.c (build_conditional_expr): Use the readonly and
1901 volatile flags of the operand types, not of the operands itself.
1903 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1905 * collect2.c (main): Look for -brtl before adding libraries.
1907 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1909 * config.gcc: Update OpenBSD targets.
1910 * config/openbsd-stdint.h: New file.
1911 * config/openbsd-libpthread.h: New file.
1912 * config/openbsd.h: Update and break out LIB_SPEC definition.
1913 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1914 * config/i386/openbsdelf.h: Correct types.
1915 * config/m68k/openbsd.h: Likewise.
1916 * config/mips/openbsd.h: Likewise.
1917 * config/vax/openbsd.h: Likewise.
1919 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1921 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1922 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1923 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1924 of the length and zero.
1926 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1928 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1929 (FLAGS_H): Add options.h $(REAL_H).
1930 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1931 (TREE_VECTORIZER_H): New.
1932 (EBITMAP_H): Renamed from EBIMAP_H.
1933 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1934 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1935 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1936 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1937 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1938 (graphite-clast-to-gimple.o, graphite-dependences.o)
1939 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1940 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1941 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1942 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1943 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1944 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1945 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1946 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1947 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1948 updated and fixed as per above changes and per
1949 check_makefile_deps.sh output.
1952 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1953 * configure: Regenerate.
1955 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1957 * doc/install.texi: Update minimum MPC version to 0.7.
1959 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1961 * doc/install.texi (Binaries): Remove reference to the binary
1962 distribution CD-ROM from the FSF.
1964 2009-09-26 Michael Matz <matz@suse.de>
1968 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1969 that are mentioned in the body.
1971 2009-09-26 Michael Matz <matz@suse.de>
1973 PR tree-optimization/41454
1974 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1975 (tree_ssa_dominator_optimize): Don't allocate and free it.
1976 (dom_opt_leave_block): Don't iterate over it.
1977 (eliminate_redundant_computations): Don't return a value.
1978 (cprop_operand, cprop_into_stmt): Ditto.
1979 (optimize_stmt): Don't defer updating stmts.
1981 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1983 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1984 generic_parameter_die, template_parameter_pack_die,
1985 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1986 renaming DW_TAG_formal_parameter_pack and
1987 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1988 and DW_TAG_GNU_template_parameter_pack.
1990 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1992 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1993 * config/v850/v850.c (v850_function_value): New function.
1994 (TARGET_FUNCTION_VALUE): Define.
1996 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1998 * tree-vect-stmts.c (vectorizable_call): Call
1999 mark_symbols_for_renaming after vect_finish_stmt_generation.
2001 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2002 to loc_descriptor_from_tree.
2003 (add_location_or_const_value_attribute): Pass 0 instead of 2
2004 for decl_by_reference_p decls.
2006 2009-09-25 Richard Guenther <rguenther@suse.de>
2009 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2012 2009-09-25 Ben Elliston <bje@au.ibm.com>
2014 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2017 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2019 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2020 form of instruction.
2022 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2025 * fold-const.c (const_binop): Handle complex int division.
2026 * tree-complex.c (expand_complex_div_straight,
2027 expand_complex_div_wide): Update comments.
2029 2009-09-24 DJ Delorie <dj@redhat.com>
2032 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2033 (reg_class): Likewise.
2034 (REG_CLASS_NAMES): Likewise.
2035 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2036 (m32c_override_options): Disable -fivopts for M32C.
2038 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2040 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2041 Delete VSX load/store with update support.
2042 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2043 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2047 (VStype_load_update): Ditto.
2048 (VStype_store_update): Ditto.
2049 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2050 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2052 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2053 load/store with update builtins.
2055 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2057 * libgcc2.c (L_trampoline): Prototype for getpagesize
2058 and mprotect in WINNT case.
2060 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2062 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2063 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2064 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2065 'outgoing' argument.
2066 (TARGET_FUNCTION_VALUE): Define.
2068 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2070 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2072 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2075 * common.opt: Initialize dwarf_strict to -1.
2076 * toplev.c (process_options): Catch unset dwarf_strict
2077 and set to 0 for all targets not overriding.
2078 * config/darwin.c (darwin_override_options): Catch unset
2079 dwarf_strict and override to 1.
2081 2009-09-24 Jeff Law <law@redhat.com>
2083 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2085 2009-09-24 Richard Guenther <rguenther@suse.de>
2087 PR tree-optimization/36143
2088 PR tree-optimization/38747
2089 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2090 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2092 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2095 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2096 return false instead of gcc_unreachable (). For CONST return the
2097 value returned by recursive call instead of always returning true.
2098 (tree_add_const_value_attribute): Return the value returned by
2099 add_const_value_attribute instead of always returning true if rtl
2102 2009-09-23 Justin Seyster <jrseys@gmail.com>
2104 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2106 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2108 * cgraphunit.c (cgraph_lower_function): Revert last change.
2109 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2110 instead of DECL_NO_STATIC_CHAIN.
2111 * tree-cfg.c (verify_gimple_call): Likewise.
2112 * tree-nested.c (get_chain_decl, get_chain_field,
2113 convert_tramp_reference_op, convert_gimple_call): Likewise.
2114 (convert_all_function_calls): Likewise. Always set or clear
2115 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2116 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2117 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2119 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2120 DECL_NO_STATIC_CHAIN.
2121 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2122 instead of DECL_NO_STATIC_CHAIN.
2123 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2124 decl_function_context.
2125 * varasm.c (initializer_constant_valid_p): Likewise.
2126 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2127 (DECL_STATIC_CHAIN): ... this.
2128 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2129 instead of DECL_NO_STATIC_CHAIN.
2131 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2132 Rafael Avila de Espindola <espindola@google.com>
2134 * gengtype.c (nb_plugin_files): Make it unsigned to match
2135 num_gt_files. Adjust other variables to avoid warnings.
2136 (main): Allocate an all zero lang_bitmap before each plugin file name
2137 to match regular file names.
2139 2009-09-23 Richard Henderson <rth@redhat.com>
2141 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2142 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2143 static chain passed in memory.
2144 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2145 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2146 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2147 STATIC_CHAIN_REGNUM defined.
2149 * config/picochip/picochip-protos.h: s/class/klass/.
2150 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2151 (picochip_static_chain): New.
2152 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2153 (STATIC_CHAIN_INCOMING): Remove.
2155 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2156 (xtensa_static_chain): New.
2157 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2158 (STATIC_CHAIN_INCOMING): Remove.
2160 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2162 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2163 * config/pa/pa-protos.h (function_value): Remove.
2164 * config/pa/pa.c (pa_function_value): Rename from function_value.
2165 Make static, add 'outgoing' argument.
2166 (TARGET_FUNCTION_VALUE): Define.
2168 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2170 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2171 instead of cfun->machine->is_leaf.
2172 * config/avr/avr.h (machine_function): Remove is_leaf field.
2174 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2177 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2178 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2179 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2180 the same size, prefer DW_OP_stack_value.
2181 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2182 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2184 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2187 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2189 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2192 * cfgexpand.c (convert_debug_memory_address): New.
2193 (expand_debug_expr): Convert base address and offset to the same
2194 mode. Use it to convert addresses to other modes. Accept
2197 2009-09-23 Richard Guenther <rguenther@suse.de>
2199 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2200 produced for bigendian targets with promoted subregs.
2202 2009-09-23 Richard Guenther <rguenther@suse.de>
2204 * value-prof.c (gimple_ic): Purge old EH edges only after building
2207 2009-09-23 Nick Clifton <nickc@redhat.com>
2209 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2211 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2214 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2217 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2218 on non-nested functions.
2220 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2221 Jan Hubicka <jh@suse.cz>
2223 * dwarf2out.c (loc_list_plus_const): Only define if
2224 DWARF2_DEBUGGING_INFO.
2225 (address_of_int_loc_descriptor): Likewise.
2228 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2230 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2233 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2234 constant is more than zero.
2236 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2239 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2240 call final to emit non-scheduled prologue, instead insert at entry.
2242 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2243 Joseph S. Myers <joseph@codesourcery.com>
2245 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2247 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2248 Rafael Avila de Espindola <espindola@google.com>
2250 * gengtype.c (is_file_equal): New function.
2251 (close_output_files): Use is_file_equal. Free of->buf.
2253 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2254 Rafael Avila de Espindola <espindola@google.com>
2256 * gengtype.c (write_types, write_local): Add the output_header
2257 argument. Update all callers.
2259 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2261 * dwarf2out.c (template_parameter_pack_die,
2262 gen_formal_parameter_pack_die ): New functions.
2263 (make_ith_pack_parameter_name): Remove this function.
2264 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2265 DW_TAG_formal_parameter_pack.
2266 (gen_generic_params_dies): Represent each template parameter pack
2267 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2268 represented by usual DW_TAG_template_*_parameter DIEs that are
2269 children of the DW_TAG_template_parameter_pack element DIE.
2270 (generic_parameter_die): This doesn't deal with parameter pack
2271 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2272 of parameter pack DIEs.
2273 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2274 in certain cases, e.g. for pack elements.
2275 (gen_formal_types_die, gen_decl_die): Adjust usage of
2276 gen_formal_parameter_die.
2277 (gen_subprogram_die): Represent each function parameter pack by a
2278 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2279 represented by usual DW_TAG_formal_parameter DIEs that are children
2280 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2281 ____builtin_va_alist decls as no part of the compiler uses those
2283 * langhooks.h (struct lang_hooks_for_decls): Add
2284 function_parm_expanded_from_pack_p, get_generic_function_decl
2285 and function_parameter_pack_p hooks. Fix comment for
2286 get_innermost_generic_parms hook.
2287 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2288 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2289 macros and use them to initialize lang_hook.
2291 2009-09-22 Richard Henderson <rth@redhat.com>
2293 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2294 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2295 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2296 on TRAMPOLINE_TEMPLATE.
2297 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2298 TRAMPOLINE_ADJUST_ADDRESS.
2299 * targhooks.c (default_asm_trampoline_template): Remove.
2300 (default_trampoline_adjust_address): Remove.
2301 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2302 * targhooks.h: Update decls.
2304 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2306 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2307 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2308 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2310 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2313 * reload1.c (reload): Reset debug insns with pseudos without
2316 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2318 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2319 unconditional true for decimal float modes.
2320 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2321 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2323 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2325 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2326 Enable a new case for __FreeBSD__ >= 7.
2327 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2328 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2329 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2330 and USE_LD_AS_NEEDED.
2332 * doc/install.texi (*-*-freebsd*): Update target information.
2334 2009-09-22 Richard Guenther <rguenther@suse.de>
2337 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2338 arrays really properly.
2340 2009-09-22 Richard Henderson <rth@redhat.com>
2343 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2344 calls.static_chain, calls.trampoline_init,
2345 calls.trampoline_adjust_address.
2346 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2347 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2348 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2349 * builtins.c (expand_builtin_setjmp_receiver): Use
2350 targetm.calls.static_chain; only clobber registers.
2351 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2352 set up memory attributes properly for the trampoline block.
2353 (expand_builtin_adjust_trampoline): Use
2354 targetm.calls.trampoline_adjust_address.
2355 * calls.c (prepare_call_address): Add fndecl argument. Use
2356 targetm.calls.static_chain.
2357 * df-scan.c (df_need_static_chain_reg): Remove.
2358 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2359 consolodate static chain handling.
2360 * doc/tm.texi: Document new hooks.
2361 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2362 (init_emit_regs): Don't initialize them.
2363 * expr.h (prepare_call_address): Update decl.
2364 * final.c (profile_function): Use targetm.calls.static_chain.
2365 * function.c (expand_function_start): Likewise.
2366 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2367 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2368 only clobber registers.
2369 * targhooks.c (default_static_chain): New.
2370 (default_asm_trampoline_template, default_trampoline_init): New.
2371 (default_trampoline_adjust_address): New.
2372 * targhooks.h: Declare them.
2373 * varasm.c (assemble_trampoline_template): Use
2374 targetm.asm_out.trampoline_template. Make the memory block const
2377 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2378 alpha_initialize_trampoline. Make static. Merge VMS parameter
2379 differences into the TARGET_ABI_OPEN_VMS code block.
2380 (TARGET_TRAMPOLINE_INIT): New.
2381 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2382 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2383 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2384 (INITIALIZE_TRAMPOLINE): Remove.
2386 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2387 (TRAMPOLINE_TEMPLATE): Merge with ...
2388 (INITIALIZE_TRAMPOLINE): ... this and move ...
2389 * config/arc/arc.c (arc_trampoline_init): ... here.
2390 (TARGET_TRAMPOLINE_INIT): New.
2392 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2393 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2394 (arm_asm_trampoline_template): New.
2395 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2396 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2397 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2398 code to arm_asm_trampoline_template.
2399 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2400 arm_trampoline_adjust_address.
2401 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2402 adjust for target hook parameters.
2404 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2407 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2408 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2409 (bfin_trampoline_init): Rename from initialize_trampoline;
2410 make static; update for target hook parameters.
2411 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2412 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2413 bfin_asm_trampoline_template.
2414 (INITIALIZE_TRAMPOLINE): Remove.
2416 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2417 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2418 cris_trampoline_init): New.
2419 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2420 cris_asm_trampoline_template.
2421 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2422 adjust for target hook parameters.
2424 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2426 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2427 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2428 fr30_trampoline_init): New.
2429 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2430 fr30_asm_trampoline_template.
2431 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2432 adjust for target hook parameters.
2434 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2435 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2436 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2437 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2438 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2440 * config/h8300/h8300.c (h8300_trampoline_init): New.
2441 (TARGET_TRAMPOLINE_INIT): New.
2442 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2443 to h8300_trampoline_init and adjust for hook parameters.
2445 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2446 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2447 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2448 make static; adjust for hook parameters.
2449 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2451 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2452 (TARGET_TRAMPOLINE_INIT): New.
2453 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2454 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2455 iq2000_asm_trampoline_template.
2456 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2457 (TRAMPOLINE_CODE_SIZE): New.
2458 (TRAMPOLINE_SIZE): Use it.
2459 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2461 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2462 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2463 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2464 adjust for hook parameters.
2465 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2467 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2468 (m32r_trampoline_init): New.
2469 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2470 m32r_trampoline_init.
2472 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2473 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2474 make static; update for hook parameters.
2475 * config/m68hc11/m68hc11-protos.h: Update.
2476 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2478 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2479 (TARGET_TRAMPOLINE_INIT): New.
2480 (mcore_function_value): Fix typo.
2481 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2482 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2483 to mcore_asm_trampoline_template.
2484 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2486 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2487 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2488 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2489 update for hook parameters.
2490 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2492 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2493 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2494 mips_trampoline_init): New.
2495 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2496 mips_asm_trampoline_template.
2497 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2498 update for hook parameters.
2500 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2501 (TARGET_TRAMPOLINE_INIT): New.
2502 (mmix_trampoline_size): Remove.
2503 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2504 make static. Remove out-of-date tetra vs octa comment.
2505 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2506 make static; update for hook parameters.
2507 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2508 (INITIALIZE_TRAMPOLINE): Remove.
2509 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2510 (TRAMPOLINE_ALIGNMENT): New.
2511 * gcc/config/mmix/mmix-protos.h: Update.
2513 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2514 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2515 mn10300_trampoline_init): New.
2516 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2517 mn10300_asm_trampoline_template.
2518 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2520 * config/moxie/moxie.c (moxie_static_chain,
2521 moxie_asm_trampoline_template, moxie_trampoline_init,
2522 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2523 TARGET_TRAMPOLINE_INIT): New.
2524 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2525 moxie_trampoline_init.
2526 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2527 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2529 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2530 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2531 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2532 pa_trampoline_adjust_address): New.
2533 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2534 pa_asm_trampoline_template.
2535 (TRAMPOLINE_ALIGNMENT): New.
2536 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2537 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2538 adjust for hook parameters.
2539 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2541 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2542 (TARGET_TRAMPOLINE_INIT): New.
2543 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2544 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2546 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2548 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2549 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2550 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2551 make static; adjust parameters for the hook.
2552 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2554 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2555 s390_trampoline_template; make static.
2556 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2557 make static; adjust for target hook.
2558 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2559 * config/s390/s390-protos.h: Remove trampoline decls.
2560 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2561 (TRAMPOLINE_TEMPLATE): Remove.
2562 (TRAMPOLINE_ALIGNMENT): New.
2564 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2565 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2566 (TARGET_TRAMPOLINE_INIT): New.
2567 (score_asm_trampoline_template): New.
2568 (score_trampoline_init): Rename from score_initialize_trampoline;
2569 make static; adjust for hook parameters.
2570 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2571 score[37]_asm_trampoline_template.
2572 (INITIALIZE_TRAMPOLINE): Remove.
2573 * config/score/score3.c (score3_asm_trampoline_template): New.
2574 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2575 adjust for target hook.
2576 * config/score/score7.c (score7_asm_trampoline_template): New.
2577 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2578 adjust for target hook.
2579 * config/score/score3.h, config/score/score7.h: Update.
2581 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2582 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2583 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2584 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2585 make static; adjust for target hook parameters.
2586 (sh_trampoline_adjust_address): New.
2587 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2588 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2590 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2591 (sparc32_initialize_trampoline): Rename from
2592 sparc_initialize_trampoline; make static; replace tramp parameter
2593 with m_tramp and update memory accesses.
2594 (sparc64_initialize_trampoline): Similarly.
2595 (sparc_trampoline_init): New.
2596 * config/sparc/sparc-protos.h: Remove trampoline decls.
2597 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2598 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2600 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2601 (array_to_constant): Make ARR parameter const.
2602 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2603 make static; update for hook parameters.
2604 * config/spu/spu-protos.h: Update decls.
2605 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2607 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2608 from xstormy16_initialize_trampoline; make static; update for
2610 (TARGET_TRAMPOLINE_INIT): New.
2611 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2613 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2614 (TARGET_TRAMPOLINE_INIT): New.
2615 (v850_can_eliminate): Make static.
2616 (v850_asm_trampoline_template, v850_trampoline_init): New.
2617 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2618 v850_asm_trampoline_template.
2619 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2620 and adjust for target hook parameters.
2622 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2623 (TARGET_TRAMPOLINE_INIT): New.
2624 (vax_asm_trampoline_template, vax_trampoline_init): New.
2625 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2626 vax_asm_trampoline_template.
2627 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2629 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2630 (TARGET_TRAMPOLINE_INIT): New.
2631 (xtensa_asm_trampoline_template): Rename from
2632 xtensa_trampoline_template; make static.
2633 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2634 make static; update for hook parameters.
2635 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2636 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2637 (INITIALIZE_TRAMPOLINE): Remove.
2639 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2640 error for nested functions with regparm=3.
2641 (ix86_compute_frame_layout): Adjust frame pointer offset for
2642 ix86_static_chain_on_stack.
2643 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2644 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2645 don't reset to UNITS_PER_WORD.
2646 (ix86_emit_leave): Adjust ix86_cfa_state.
2647 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2648 (ix86_static_chain): New.
2649 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2650 make static; update for target hook parameters; use ix86_static_chain.
2651 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2652 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2653 (INITIALIZE_TRAMPOLINE): Remove.
2654 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2655 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2656 to the end. Add static_chain_on_stack.
2657 (ix86_static_chain_on_stack): New.
2659 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2660 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2661 (m68k_trampoline_init): New.
2662 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2663 m68k_trampoline_init and adjust for hook parameters.
2664 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2665 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2667 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2669 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2670 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2672 * reload1.c (reload): Call wrap_constant when substituting
2673 reg for equiv inside of DEBUG_INSNs.
2676 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2677 add_call_src_coords_attributes, add_high_low_attributes,
2678 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2679 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2680 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2681 when -gdwarf-2 -gstrict-dwarf.
2682 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2683 -gdwarf-[23] -gstrict-dwarf.
2684 (address_of_int_loc_descriptor, loc_descriptor,
2685 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2686 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2687 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2689 2009-09-22 Richard Guenther <rguenther@suse.de>
2691 PR tree-optimization/41428
2692 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2693 (ccp_finalize): Pass it to substitute_and_fold.
2695 2009-09-22 Richard Guenther <rguenther@suse.de>
2697 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2698 (substitute_and_fold): Adjust prototype.
2699 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2700 (simplify_stmt_using_ranges): Likewise.
2701 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2702 (vrp_fold_stmt): New function.
2703 (vrp_finalize): Pass it to substitute_and_fold.
2704 * tree-flow.h (vrp_evaluate_conditional): Remove.
2705 (simplify_stmt_using_ranges): Likewise.
2706 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2707 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2708 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2710 (fold_predicate_in): Move to tree-vrp.c.
2711 (substitute_and_fold): Use the callback instead of calling into
2712 tree-vrp.c functions directly.
2714 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2716 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2717 comparison warning on rs6000.
2720 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2721 GIMPLE_EH_MUST_NOT_THROW cleanup.
2722 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2724 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2727 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2728 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2729 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2730 libSystem which is derived from the gcc 4.2.1 unwinder.
2732 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2735 * varasm.c (default_encode_section_info): Copy TLS model into
2736 sym_ref flags regardless of backend support for TLS, for all
2737 model types except TLS_MODEL_EMULATED.
2739 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2742 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2743 we can handle it correctly.
2745 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2747 * doc/install.texi (os2): Remove section.
2749 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2751 * doc/standards.texi (Objective-C): Adjust two URLs.
2753 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2755 * tree-tailcall.c (process_assignment): Don't check if a
2756 multiplication or an addition are already present.
2757 (find_tail_calls): Combine multiple additions and multiplications.
2758 (adjust_accumulator_values): Emit accumulators.
2760 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2762 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2763 xmm register restore.
2765 2009-09-21 Jan Hubicka <jh@suse.cz>
2767 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2768 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2771 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2773 * stor-layout.c (layout_type): Remove obsolete code.
2775 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2778 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2780 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2783 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2784 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2785 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2786 * fold-const.c (const_binop): Likewise.
2787 * real.h (do_mpc_arg2): Update prototype.
2789 2009-09-20 Jan Hubicka <jh@suse.cz>
2791 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2792 (add_location_or_const_value_attribute): Rewrite using
2794 (tree_add_const_value_attribute): Return true if successful.
2795 (tree_add_const_value_attribute_for_decl): Likewise.
2797 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2798 (loc_descriptor): ... here;
2799 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2800 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2801 pool items that was not marked for output.
2802 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2803 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2804 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2805 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2806 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2807 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2808 DW_OP_stack_value to get address of items that are not available
2810 (dw_loc_list): Handle single element lists correctly.
2812 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2813 Pascal Obry <obry@adacore.com>
2815 * unwind-dw2-fde.c (classify_object_over_fdes):
2816 Cast the constant 1 to _Unwind_Ptr.
2817 (add_fdes): Likewise.
2818 (linear_search_fdes): Likewise.
2820 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2822 * stor-layout.c (set_sizetype): Avoid useless type copy.
2824 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2826 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2828 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2829 * configure, config.in: Regenerate.
2830 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2832 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2833 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2834 for global data if the output could be used in a shared library.
2835 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2836 to 0 if TARGET_WRITABLE_EH_FRAME.
2838 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2840 PR rtl-optimization/39886
2841 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2842 just when insn is equal to BB_END (bb).
2844 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2846 * config/mips/mips.opt (mrelax-pic-calls): New option.
2847 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2849 (mips_unspec_call): Change "unspec_call" expander into this.
2850 (mips_strip_unspec_call): New function.
2851 (mips_got_load): Call mips_unspec_call instead of
2852 gen_unspec_call<mode>.
2853 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2855 (mips_cfg_in_reorg): New function.
2856 (mips16_lay_out_constants): Use it to decide whether to call
2857 CFG-aware insn splitting.
2858 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2859 mips_reorg. Move DF set-up code from here ...
2860 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2862 (mips_reorg): Call mips_df_reorg instead of
2863 r10k_insert_cache_barriers. Move CFG set-up code here from
2864 r10k_insert_cache_barriers.
2865 (mips_call_expr_from_insn): New function.
2866 (mips_pic_call_symbol_from_set): Likewise.
2867 (mips_find_pic_call_symbol): Likewise.
2868 (mips_annotate_pic_call_expr): Likewise.
2869 (mips_get_pic_call_symbol): Likewise.
2870 (mips_annotate_pic_calls): Likewise.
2871 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2873 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2874 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2875 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2877 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2878 (unspec_call<mode>): Remove it.
2879 (sibcall_internal, sibcall_value_internal,
2880 sibcall_value_multiple_internal, call_internal, call_split,
2881 call_value_internal, call_value_split,
2882 call_value_multiple_internal, call_value_multiple_split): Pass
2883 SIZE_OPNO to MIPS_CALL.
2884 (call_internal_direct, call_direct_split,
2885 call_value_internal_direct, call_value_direct_split): Pass -1 as
2886 SIZE_OPNO to MIPS_CALL.
2887 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2888 * configure: Regenerate.
2889 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2890 and -mno-relax-pic-calls.
2891 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2893 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2896 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2897 in the directory this rule is called from, rather than the
2898 toplevel 'gcc' directory, to fix in-tree build.
2900 2009-09-19 Chris Demetriou <cgd@google.com>
2902 PR preprocessor/28435:
2903 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2904 to cpplib that the preprocessor output is needed.
2906 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2908 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2909 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2910 *return_and_restore_fpregs_<mode>,
2911 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2914 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2915 instead of assuming it has always a REG inside of it.
2917 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2919 * config/freebsd.h: Update comment on types.
2920 (WINT_TYPE): Define.
2922 2009-09-18 Jason Merrill <jason@redhat.com>
2924 * c.opt: Add -fno-deduce-init-list.
2926 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2928 * value-prof.c (interesting_stringop_to_profile_p): Added output
2929 argument to indicate which parameter is the size parameter.
2930 * value-prof.c (gimple_stringop_fixed_value): Use
2931 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2932 * value-prof.c (gimple_stringops_transform): Update call sites to
2933 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2935 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2938 From David Binderman <dcb314@hotmail.com>:
2939 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2940 local variable f. Remove stale comments.
2941 (ix86_compute_frame_layout): Remove useless local variable total_size.
2942 Remove #if 0'd code.
2943 (legitimate_address_p): Remove useless local variables
2944 reason_rtx and reason.
2945 (ix86_split_copysign_const): Remove useless local variable op1.
2946 (scale_counter): Remove useless local variable piece_size_mask.
2948 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2950 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2953 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2956 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2958 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2960 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2963 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2965 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2966 DW_OP_implicit_value even without dwarf_version 4.
2968 2009-09-17 Jan Hubicka <jh@suse.cz>
2970 * dwarf2out.c: Include tree-pass.h and gimple.h.
2971 (loc_list_plus_const): New function.
2972 (loc_descriptor_from_tree_1): Rename to ...
2973 (loc_descriptor_from_tree): ... remove original.
2974 (loc_list_from_tree): New function.
2975 (add_AT_location_description): Accept location list.
2976 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2977 (concatn_mem_loc_descriptor): Remove.
2978 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2980 (secname_for_decl): Move up.
2981 (hidden_reference_p): New function; break out from ...
2982 (loc_by_refernece): ... here; move up.
2983 (dw_loc_list): New function.
2984 (single_element_loc_list): New function.
2985 (single_element_loc_list_p): New function.
2986 (add_loc_descr_to_each): New function.
2987 (add_loc_list): New function.
2988 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2989 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2990 add diagnostics why expansion failed.
2991 (add_location_or_const_value_attribute): Support location lists.
2992 (add_bound_info): Likewise.
2993 (descr_info_loc): Update call of loc_descriptor_from_tree.
2994 (gen_variable_die): Work on location lists.
2995 * final.c (pass_final): Add dump file.
2996 * Makefile.in (dwarf2out.o): Add new dependencies.
2998 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3001 * real.c decimal_from_integer, decimal_integer_string): New.
3002 (real_from_integer): Use them as special case for decimal float.
3003 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3004 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3005 Do not append zero after the decimal point in string to convert.
3007 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3009 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3010 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3012 2009-09-17 Martin Jambor <mjambor@suse.cz>
3014 * common.opt (fipa-sra): New switch.
3015 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3016 * timevar.def (TV_IPA_SRA): New timevar.
3017 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3018 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3019 * tree-sra.c: Include cgraph.c.
3020 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3021 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3022 and grp_not_necessarilly_dereferenced.
3023 (func_param_count): New variable.
3024 (encountered_apply_args): New variable.
3025 (bb_dereferences): New variable.
3026 (final_bbs): New variable.
3027 (no_accesses_representant): New variable.
3028 (no_accesses_p): New function.
3029 (dump_access): Dump the new fields.
3030 (sra_initialize): Set encountered_apply_args to false.
3031 (get_ssa_base_param): New function.
3032 (mark_parm_dereference): New function.
3033 (create_access): Caring for INIDRECT_REFs and different handling of
3034 varialble length accesses in early IPA SRA. Store the stmt - a new
3035 parameter - to the new access.
3036 (build_access_from_expr_1): New parameter stmt, passed to
3037 create_access. Handle INDIRECT_REFs.
3038 (build_access_from_expr): Pass the current statement to
3039 build_access_from_expr_1.
3040 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3042 (build_accesses_from_assign): Pass the current statement to
3043 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3044 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3045 final_bbs when necessary. Check for calls to __builtin_apply_args.
3046 Fixup EH info if anythng was changed.
3047 (is_unused_scalar_param): New function.
3048 (ptr_parm_has_direct_uses): New function.
3049 (find_param_candidates): New function.
3050 (mark_maybe_modified): New function.
3051 (analyze_modified_params): New function.
3052 (propagate_dereference_distances): New function.
3053 (dump_dereferences_table): New function.
3054 (analyze_caller_dereference_legality): New function.
3055 (unmodified_by_ref_scalar_representative): New function.
3056 (splice_param_accesses): New function.
3057 (decide_one_param_reduction): New function.
3058 (enum ipa_splicing_result): New type.
3059 (splice_all_param_accesses): New function.
3060 (get_param_index): New function.
3061 (turn_representatives_into_adjustments): New function.
3062 (analyze_all_param_acesses): New function.
3063 (get_replaced_param_substitute): New function.
3064 (get_adjustment_for_base): New function.
3065 (replace_removed_params_ssa_names): New function.
3066 (sra_ipa_reset_debug_stmts): New function.
3067 (sra_ipa_modify_expr): New function.
3068 (sra_ipa_modify_assign): New function.
3069 (convert_callers): New function.
3070 (modify_function): New function.
3071 (ipa_sra_preliminary_function_checks): New function.
3072 (ipa_early_sra): New function.
3073 (ipa_early_sra_gate): New function.
3074 (pass_early_ipa_sra): New variable.
3075 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3077 2009-09-17 Michael Matz <matz@suse.de>
3080 * tree.c (build_type_attribute_qual_variant): Export.
3081 * tree.h (build_type_attribute_qual_variant): Declare.
3082 * tree-inline.c (remap_type_1): Use it to build variants with
3083 the original qualifiers and attributes.
3085 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3087 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3088 without a fallthrough edge.
3090 2009-09-16 DJ Delorie <dj@redhat.com>
3092 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3093 chip and ignore the "fast_interrupt" attribute if so.
3095 2009-09-16 Richard Henderson <rth@redhat.com>
3098 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3101 2009-09-16 Richard Henderson <rth@redhat.com>
3104 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3105 is set only if DECL_NO_STATIC_CHAIN is unset.
3106 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3107 (FOR_EACH_NEST_INFO): New.
3108 (walk_all_functions): Use it.
3109 (finalize_nesting_tree): Likewise.
3110 (unnest_nesting_tree): Likewise.
3111 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3112 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3113 (convert_gimple_call): Early out if gimple_call_chain already set.
3114 (convert_all_function_calls): Iterate until no new functions
3115 require a static chain.
3116 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3117 when building a trampoline. Use dump_function_to_file instead
3119 (lower_nested_functions): Open dump_file. Validate that decls
3120 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3121 bit reset by this pass.
3123 2009-09-16 Michael Matz <matz@suse.de>
3126 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3127 shorten decl_common_unused.
3128 (DECL_RESTRICTED_P): New accessor.
3129 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3130 to disambiguate marked decls and restrict pointers.
3132 2009-09-16 Richard Henderson <rth@redhat.com>
3135 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3137 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3139 * integrate.c (set_block_abstract_flags): Call
3140 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3142 2009-09-16 Richard Guenther <rguenther@suse.de>
3145 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3148 2009-09-16 DJ Delorie <dj@redhat.com>
3149 Kaz Kojima <kkojima@gcc.gnu.org>
3151 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3152 (sh_expand_prologue): Update calls to output_stack_adjust.
3153 (sh_expand_epilogue): Likewise.
3155 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3158 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3159 trying to limit the extent of searches in the insn stream.
3161 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3162 Jakub Jelinek <jakub@redhat.com>
3166 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3168 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3169 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3170 (rs6000_savres_strategy): Always save FP registers inline if the
3171 target doesn't support hardware double-precision. Set the above
3172 bits in return value when needed.
3173 (rs6000_savres_routine_sym): Fix computation for cache selector.
3174 Mark the generated symbol as a function. Rename exitp argument to
3175 lr. Move code for determining the name of the symbol...
3176 (rs6000_savres_routine_name): ...here. New function. Add cases for
3177 getting the names right on AIX and 64-bit Linux.
3178 (savres_routine_name): New variable.
3179 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3180 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3181 on what the target routine uses as a base register. If savep && lr
3182 describe saving of r0 into memory slot.
3183 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3184 line calls for AIX ABI.
3185 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3186 determine FP save/restore functions.
3187 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3188 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3190 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3191 Duplicate restoration of LR and execute the appropriate one
3192 depending on whether GPRs are being restored inline. Set r11 from
3193 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3194 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3195 Fix out of line calls for AIX ABI.
3196 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3198 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3200 (*restore_gpregs_spe): Likewise.
3201 (*return_and_restore_gpregs_spe): Likewise.
3202 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3203 Define to empty string unconditionally.
3204 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3205 Define to empty string unconditionally.
3206 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3209 2009-09-15 Jan Hubicka <jh@suse.cz>
3211 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3212 * params.def (inline-insns-auto): Likewise.
3214 2009-09-15 Martin Jambor <mjambor@suse.cz>
3216 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3217 individual statements only at TDF_DETAILS dump level. Format
3218 source for 80 characters per line.
3220 2009-09-15 Christian Bruel <christian.bruel@st.com>
3222 * regrename.c (do_replace): Update REG_DEAD notes.
3224 2009-09-15 Revital Eres <eres@il.ibm.com>
3226 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3227 * targhooks.c (default_builtin_support_vector_misalignment):
3228 New builtin function.
3229 * targhooks.h (default_builtin_support_vector_misalignment):
3231 * target.h (builtin_support_vector_misalignment):
3232 New field in struct gcc_target.
3233 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3234 new builtin function.
3235 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3237 * config/rs6000/rs6000.c
3238 (rs6000_builtin_support_vector_misalignment): New function.
3239 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3241 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3243 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3245 (bfin_optimize_loop): Likewise.
3246 (bfin_gen_bundles): Likewise.
3247 (workaround_speculation): Likewise.
3248 (find_load): Return NULL_RTX for debug_insn.
3250 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3252 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3255 2009-09-14 DJ Delorie <dj@redhat.com>
3257 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3258 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3261 2009-09-14 Richard Henderson <rth@redhat.com>
3262 Jakub Jelinek <jakub@redhat.com>
3264 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3265 * cfgbuild.c (make_edges): Handle asm goto.
3266 * cfglayout.c (fixup_reorder_chain): Likewise.
3267 * cfgrtl.c (patch_jump_insn): Likewise.
3268 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3269 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3270 (gimple_build_asm_vec): Add and use labels parameter.
3271 (gimple_build_asm): Remove.
3272 (walk_gimple_asm): Walk labels too.
3273 * gimple.def (GIMPLE_ASM): Update docs.
3274 * gimple.h: Update decls.
3275 (struct gimple_statement_asm): Change nc to use unsigned char;
3277 (gimple_asm_nlabels): New.
3278 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3279 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3280 into gimple_build_asm_vec.
3281 * jump.c (mark_jump_label_asm): New.
3282 (mark_jump_label): Use it.
3283 (redirect_jump_1): Handle asm goto.
3284 (invert_jump_1): Soft fail if X is null.
3285 * recog.c (extract_asm_operands): New.
3286 (asm_noperands): Use it; handle asm labels.
3287 (decode_asm_operands): Use extract_asm_operands.
3288 (asm_operand_ok): Properly handle empty string.
3289 * reg-stack.c (get_asm_operands_in_out): Rename from
3290 get_asm_operand_n_inputs; use extract_asm_operands; return both
3291 inputs and outputs by reference; update all callers.
3292 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3293 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3294 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3295 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3296 (extract_asm_operands): Declare.
3297 * stmt.c (expand_asm_operands): Add and use labels parameter.
3298 (check_unique_operand_names): Likewise.
3299 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3300 (expand_asm_stmt): Handle asm labels.
3301 * tree-cfg.c (make_gimple_asm_edges): New.
3302 (make_edges): Use it.
3303 (cleanup_dead_labels): Handle asm labels.
3304 (is_ctrl_altering_stmt): Likewise.
3305 (gimple_redirect_edge_and_branch): Likewise.
3306 * tree.def (ASM_EXPR): Add 5th operand.
3307 * tree.h (ASM_LABELS): New.
3308 (resolve_asm_operand_names): Update decl.
3310 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3311 (c_parser_asm_goto_operands): New.
3312 * c-tree.h (build_asm_expr): Update decl.
3313 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3314 * doc/extend.texi: Document asm goto.
3316 2009-09-14 Richard Henderson <rth@redhat.com>
3318 * except.h: Update declarations.
3319 (struct pointer_map_t): Forward declare.
3320 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3321 (struct eh_landing_pad_d, eh_landing_pad): New.
3322 (struct eh_catch_d, eh_catch): New.
3323 (struct eh_region_d): Remove next_region_sharing_label, aka,
3324 label, tree_label, landing_pad, post_landing_pad, resume,
3325 may_contain_throw. Rename region_number to index. Remove
3326 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3327 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3328 (VEC(eh_landing_pad,gc)): New.
3329 (struct eh_status): Remove last_region_number. Add lp_array,
3330 throw_stmt_table, ttype_data, ehspec_data.
3331 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3332 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3333 * except.c (lang_protect_cleanup_actions): Return tree.
3334 (struct ehl_map_entry): Remove.
3335 (init_eh_for_function): Push zero entries for region and lp_array.
3336 (gen_eh_region): Add to region_array immediately.
3337 (gen_eh_region_catch): Operate on eh_catch objects.
3338 (gen_eh_landing_pad): New.
3339 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3340 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3341 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3342 (get_eh_landing_pad_from_number_fn): New.
3343 (get_eh_landing_pad_from_number): New.
3344 (get_eh_region_from_lp_number_fn): New.
3345 (get_eh_region_from_lp_number): New.
3346 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3347 (get_exception_pointer, get_exception_filter): Remove.
3348 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3349 (current_function_has_exception_handlers): Simplify.
3350 (bring_to_root, eh_region_replaceable_by_p): Remove.
3351 (replace_region, hash_type_list, hash_eh_region): Remove.
3352 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3353 (label_to_region_map, num_eh_regions): Remove.
3354 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3355 (find_exception_handler_labels): Remove.
3356 (duplicate_eh_regions_0, find_prev_try): Remove.
3357 (struct duplicate_eh_regions_data): New.
3358 (duplicate_eh_regions_1): Rewrite.
3359 (duplicate_eh_regions): Return a pointer map instead of an
3361 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3362 (redirect_eh_edge_to_label): Remove.
3363 (eh_region_outermost): Rewrite using eh_region pointers
3364 instead of integers.
3365 (add_ttypes_entry): Update for ttype_data move to eh_status.
3366 (add_ehspec_entry): Rewrite with VEC instead of varray.
3367 (assign_filter_values): Likewise. Export.
3368 (build_post_landing_pads, connect_post_landing_pads): Remove.
3369 (dw2_build_landing_pads): Rewrite to use lp_array.
3370 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3371 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3372 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3373 (sjlj_mark_call_sites): Update for landing pad numbers.
3374 (finish_eh_generation): Rewrite.
3375 (gate_handle_eh): Do nothing for no eh tree.
3376 (pass_rtl_eh): Move up near finish_eh_generation.
3377 (remove_eh_landing_pad): New.
3378 (remove_eh_handler): Export.
3379 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3380 (for_each_eh_label): Rewrite to use lp_array.
3381 (make_reg_eh_region_note): New.
3382 (make_reg_eh_region_note_nothrow_nononlocal): New.
3383 (insn_could_throw_p): New.
3384 (copy_reg_eh_region_note_forward): New.
3385 (copy_reg_eh_region_note_backward): New.
3386 (check_handled, add_reachable_handler): Remove.
3387 (reachable_next_level, foreach_reachable_handler): Remove.
3388 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3389 (get_eh_region_and_lp_from_rtx): New.
3390 (get_eh_region_from_rtx): New.
3391 (can_throw_internal_1, can_throw_external_1): Remove.
3392 (can_throw_internal): Use get_eh_region_from_rtx.
3393 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3394 (insn_nothrow_p, can_nonlocal_goto): New.
3395 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3396 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3397 (add_action_record): Use VEC not varray.
3398 (collect_one_action_chain): Update for eh_region changes.
3399 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3400 Use get_eh_region_and_lp_from_rtx.
3401 (gate_convert_to_eh_region_ranges): New.
3402 (pass_convert_to_eh_region_ranges): Use it.
3403 (push_uleb128, push_sleb128): Use VEC not varray.
3404 (output_one_function_exception_table): Likewise.
3405 (dump_eh_tree): Update for eh_region changes.
3406 (verify_eh_tree): Likewise.
3407 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3408 * tree-eh.c: Include target.h.
3409 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3410 Don't disallow GIMPLE_RESX; adjust argument check.
3411 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3412 (record_stmt_eh_region): Update for landing pad numbers;
3413 generate a landing pad if necessary.
3414 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3415 (remove_stmt_from_eh_lp_fn): Similarly.
3416 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3417 Update for lp numbers; don't special case missing throw_stmt_table.
3418 (lookup_expr_eh_lp): Similarly.
3419 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3420 (eh_seq, eh_region_may_contain_throw): New.
3421 (struct leh_state): Add ehp_region.
3422 (struct leh_tf_state): Remove eh_label.
3423 (emit_post_landing_pad): New.
3424 (emit_resx, emit_eh_dispatch): New.
3425 (note_eh_region_may_contain_throw): New.
3426 (frob_into_branch_around): Take eh_region not eh label;
3427 emit eh code into eh_seq.
3428 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3429 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3430 lower_eh_must_not_throw. Emit code to eh_seq.
3431 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3432 (lower_try_finally_onedest): Likewise.
3433 (lower_try_finally_copy): Likewise.
3434 (lower_try_finally_switch): Likewise.
3435 (lower_try_finally): Initialize ehp_region.
3436 (lower_catch): Update for eh_catch objects.
3437 (lower_eh_filter): Don't handle must_not_throw.
3438 (lower_eh_must_not_throw): New.
3439 (lower_cleanup): Don't set eh_label.
3440 (lower_eh_constructs_2): Resolve eh builtins.
3441 Handle GIMPLE_EH_MUST_NOT_THROW.
3442 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3443 Add eh_seq to the end of the function body.
3444 (make_eh_dispatch_edges): New.
3445 (make_eh_edge): Remove.
3446 (make_eh_edges): Simplify for landing pads.
3447 (redirect_eh_edge_1): New.
3448 (redirect_eh_edge): Use it.
3449 (redirect_eh_dispatch_edge): New.
3450 (stmt_could_throw_p): Use a switch. Allow RESX.
3451 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3452 (stmt_can_throw_internal): Likewise.
3453 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3454 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3455 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3456 (gate_refactor_eh): New.
3457 (pass_refactor_eh): Use it.
3458 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3459 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3460 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3461 (remove_unreachable_handlers): Rename from
3462 tree_remove_unreachable_handlers; rewrite for landing pads;
3463 call remove_eh_handler directly.
3464 (remove_unreachable_handlers_no_lp): New.
3465 (unsplit_eh, unsplit_all_eh): New.
3466 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3467 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3468 (cleanup_empty_eh_unsplit): New.
3469 (cleanup_empty_eh): Rewrite.
3470 (cleanup_all_empty_eh): New.
3471 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3472 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3473 (gate_cleanup_eh): New.
3474 (pass_cleanup_eh): Use it.
3475 (verify_eh_edges): Move later in file. Expect one EH edge.
3476 (verify_eh_dispatch_edge): New.
3478 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3479 (gtype-desc.o): Add TARGET_H.
3480 (tree.o): Use EXCEPT_H, not except.h.
3481 (cfgbuild.o): Add EXPR_H.
3482 (GTFILES): Add vecprim.h.
3483 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3484 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3485 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3486 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3487 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3488 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3489 calls to can_throw_internal.
3490 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3491 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3492 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3493 (expand_gimple_stmt): Use make_reg_eh_region_note.
3494 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3495 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3496 or find_exception_handler_labels.
3497 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3498 there is exacly one EH edge. Use can_nonlocal_goto and
3500 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3501 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3502 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3503 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3504 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3505 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3506 * dse.c (scan_insn): Use insn_could_throw_p.
3507 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3508 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3509 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3510 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3511 EXC_PTR_EXPR or FILTER_EXPR.
3512 (tree_expr_nonzero_warnv_p): Likewise.
3513 * function.h: Include vecprim.h, not varray.h
3514 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3515 move ttype_data and ehspec_data members to struct eh_status; change
3516 action_record_data member to a VEC.
3517 * gcse.c (hash_scan_set): Use can_throw_internal.
3518 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3519 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3520 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3521 (block_may_fallthru): Don't handle RESX_EXPR.
3522 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3523 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3524 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3525 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3526 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3527 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3528 (gimple_size): Likewise.
3529 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3530 (gimple_build_resx): Use gimple_build_with_ops.
3531 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3532 (is_gimple_val): Likewise.
3533 (is_gimple_stmt): Remove RESX_EXPR.
3534 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3535 (GIMPLE_RESX): Reorder with other EH constructs.
3536 * gimple.h (struct gimple_statement_eh_mnt): New.
3537 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3538 (gimple_eh_filter_must_not_throw): Remove.
3539 (gimple_eh_filter_set_must_not_throw): Remove.
3540 (gimple_eh_must_not_throw_fndecl): New.
3541 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3542 (is_gimple_resx): New.
3543 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3544 Don't copy EH_FILTER_MUST_NOT_THROW.
3545 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3546 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3547 handle must_not_throw_labels specially.
3548 * ipa-pure-const.c (check_call): Update debug statement for LP.
3549 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3550 * ipa-utils.c (get_base_var): Likewise.
3551 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3552 * lower-subreg.c (move_eh_region_note): Remove.
3553 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3554 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3555 (create_task_copyfn): Likewise.
3556 (maybe_catch_exception): Use gimple_build_eh_filter.
3557 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3558 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3559 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3560 and pass_lower_resx.
3561 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3562 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3563 can_throw_internal, can_nonlocal_goto.
3564 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3565 copy_reg_eh_region_note_forward.
3566 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3567 (emit_output_reload_insns): Likewise.
3568 (copy_eh_notes): Remove.
3569 * rtl.def (RESX): Remove.
3570 * rtl.h: Update declarations.
3571 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3572 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3573 (update_eh_label): Remove.
3574 (cleanup_dead_labels_eh): New.
3575 (cleanup_deal_labels): Use it instead of update_eh_label.
3576 (gimple_merge_blocks): Update landing pad data structure when
3577 removing a landing pad label.
3578 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3579 test; handle GIMPLE_EH_MUST_NOT_THROW.
3580 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3581 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3582 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3583 (verify_stmt): Likewise. Verify landing pads.
3584 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3585 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3586 (struct move_stmt_d): Add eh_map.
3587 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3588 (move_stmt_r): Remap eh region numbers in builtin calls,
3589 resx and eh_dispatch.
3590 (move_block_to_fn): Remove eh_offset parameter. Use
3591 maybe_duplicate_eh_stmt_fn.
3592 (find_outermost_region_in_block): Operate on eh_region pointers
3593 instead of region numbers.
3594 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3595 duplicate_eh_regions.
3596 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3597 test earlier. Disallow EH landing pads.
3598 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3599 * tree-flow.h: Update declarations.
3600 (struct tree_ann_common_d): Replace rn with lp_nr.
3601 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3602 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3603 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3604 resx and eh_dispatch.
3605 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3606 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3607 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3608 from duplicate_eh_regions.
3609 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3610 update RESX; handle EH_DISPATCH.
3611 (expand_call_inline): Set eh_lp_nr, not eh_region.
3612 (maybe_inline_call_in_expr): Likewise.
3613 * tree-inline.h (struct copy_body_data): Replace eh_region with
3614 eh_lp_nr, eh_region_offset with eh_map.
3615 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3616 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3617 * tree-pretty-print.c (dump_generic_node): Don't handle
3618 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3619 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3620 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3621 EXC_PTR_EXPR, FILTER_EXPR.
3622 * tree-ssa-operands.c (get_expr_operands): Likewise.
3623 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3624 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3625 (ao_ref_init_from_vn_reference): Likewise.
3626 * tree-ssa-sink.c (statement_sink_location): Likewise.
3627 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3628 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3629 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3630 EXC_PTR_EXPR, FILTER_EXPR.
3631 (is_exception_related): Remove.
3632 (compute_avail): Don't call it.
3633 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3634 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3635 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3636 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3638 (build_resx): Remove.
3639 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3640 * tree.h: Update declarations.
3641 (EH_FILTER_MUST_NOT_THROW): Remove.
3642 (struct tree_label_decl): Add eh_landing_pad_nr.
3643 (EH_LANDING_PAD_NR): New.
3644 * value-prof.c (gimple_ic): Tidy variable names. Update for
3645 landing pad numbers.
3646 (gimple_stringop_fixed_value): Tidy variable names. Assert
3647 that neither call stmt can throw.
3648 * vecprim.h (uchar): New.
3649 (VEC(uchar,heap), VEC(uchar,gc)): New.
3651 * c-common.c (c_define_builtins): Update call to
3652 build_common_builtin_nodes.
3653 * c-parser.c (c_parse_file): Don't call
3654 default_init_unwind_resume_libfunc.
3656 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3658 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3659 (mips_cprestore_address_p): Likewise.
3660 (mips_save_gp_to_cprestore_slot): Likewise.
3661 (mips_restore_gp): Rename to...
3662 (mips_restore_gp_from_cprestore_slot): ...this.
3663 (mips_must_initialize_gp_p): Declare.
3664 (mips_emit_save_slot_move): Likewise.
3665 (mips_output_load_label): Return nothing.
3666 (mips_eh_uses): Declare.
3667 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3668 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3669 (TARGET_ABSOLUTE_JUMPS): Likewise.
3670 (EH_USES): Likewise.
3671 (FIRST_PSEUDO_REGISTER): Update comment.
3672 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3673 (MIPS_CALL): ...here.
3674 (REGISTER_NAMES): Add $cprestore.
3675 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3676 Add load_label_length, has_inflexible_gp_insn_p,
3677 has_flexible_gp_insn_p, must_initialize_gp_p and
3678 must_restore_gp_when_clobbered_p.
3679 (mips_expand_call): Don't generate split instructions here.
3680 (mips_split_call): Update the call to mips_restore_gp after
3681 the above name change.
3682 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3683 (mips_find_gp_ref): New function.
3684 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3685 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3686 (mips_insn_has_flexible_gp_ref_p): Likewise.
3687 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3688 (mips_function_has_gp_insn): Delete.
3689 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3690 Use the new functions above. Only return INVALID_REGNUM
3691 for TARGET_ABSOLUTE_JUMPS.
3692 (mips_must_initialize_gp_p): New function.
3693 (mips_get_cprestore_base_and_offset): New function, extracted from...
3694 (mips_cprestore_slot): ...here. Take a bool parameter.
3695 (mips_cfun_has_cprestore_slot_p): New function.
3696 (mips_cprestore_address_p): Likewise.
3697 (mips_save_gp_to_cprestore_slot): Likewise.
3698 (mips_restore_gp): Rename to...
3699 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3700 epilogue_completed. Update the call to mips_cprestore_slot.
3701 Test cfun->machine->must_restore_gp_when_clobbered_p.
3702 (mips_direct_save_slot_move_p): New function.
3703 (mips_emit_save_slot_move): Likewise.
3704 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3705 of cfun->machine->global_pointer.
3706 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3707 (mips_save_reg): Use mips_emit_save_slot_move.
3708 (mips_expand_prologue): Set must_initialize_gp_p.
3709 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3710 for all cprestore saves. Emit a use_cprestore instruction after
3711 setting up the cprestore slot.
3712 (mips_restore_reg): Use mips_emit_save_slot_move.
3713 (mips_process_load_label): New function.
3714 (mips_load_label_length): Likewise.
3715 (mips_output_load_label): Don't return asm: output it here instead.
3716 Use mips_process_load_label.
3717 (mips_adjust_insn_length): Adjust the length of branch instructions
3718 that have length MAX_PIC_BRANCH_LENGTH.
3719 (mips_output_conditional_branch): Update the call to
3720 mips_output_load_label. Assume the branch target is OPERANDS[0]
3721 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3722 (mips_output_order_conditional_branch): Swap the meaning of
3723 OPERANDS[0] and OPERANDS[1].
3724 (mips_variable_issue): Don't count ghost instructions.
3725 (mips_expand_ghost_gp_insns): New function.
3726 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3727 (mips_output_mi_thunk): Set must_initialize_gp_p.
3728 (mips_eh_uses): New function.
3729 * config/mips/predicates.md (cprestore_save_slot_operand)
3730 (cprestore_load_slot_operand): New predicates.
3731 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3732 (UNSPEC_MOVE_GP): Likewise.
3733 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3734 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3735 (CPRESTORE_SLOT_REGNUM): New register.
3736 (MAX_PIC_BRANCH_LENGTH): New constant.
3737 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3738 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3739 branches. Fix commentary.
3740 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3741 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3742 Change type to "ghost".
3743 (loadgp_absolute_<mode>): Likewise.
3744 (loadgp_rtp_<mode>): Likewise.
3745 (copygp_mips16): Likewise.
3746 (loadgp_blockage): Remove redundant mode attribute.
3747 (potential_cprestore): New instruction.
3748 (cprestore): Turn into an unspec set.
3749 (use_cprestore): New instruction.
3750 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3751 (*branch_fp_inverted): Likewise.
3752 (*branch_order<mode>): Likewise.
3753 (*branch_order<mode>_inverted): Likewise.
3754 (*branch_equality<mode>): Likewise.
3755 (*branch_equality<mode>_inverted): Likewise.
3756 (*branch_bit<bbv><mode>): Likewise.
3757 (*branch_bit<bbv><mode>_inverted): Likewise.
3758 (*branch_equality<mode>_mips16): Remove redundant mode.
3759 (jump): Turn into a define_expand.
3760 (*jump_absolute): New instruction.
3761 (*jump_pic): Likewise.
3762 (*jump_mips16): Rename previously-unnamed pattern. Remove
3763 redundant mode attribute.
3764 (restore_gp): Split on epilogue_completed rather than
3765 reload_completed. Change type to "ghost".
3766 (move_gp<mode>): New instruction.
3767 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3768 Remove redundant mode attribute.
3769 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3770 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3771 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3773 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3776 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3777 are returned in the same register (vs34 or v2) that Altivec vector
3778 types are returned in.
3779 (rs6000_libcall_value): Ditto.
3782 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3783 instead of explicit addsi3/adddi3 calls.
3784 (rs6000_split_multireg_move): Ditto.
3785 (rs6000_emit_allocate_stack): Ditto.
3786 (rs6000_emit_prologue): Ditto.
3787 (rs6000_output_mi_thunk): Ditto.
3789 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3790 size is 64 bits if we can use 64-bit registers.
3792 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3794 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3797 From Jie Zhang <jie.zhang@analog.com>:
3798 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3799 save FP and RETS with saveall attribute.
3800 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3801 with saveall attribute.
3803 * config/bfin/bfin.c (bfin_expand_builtin,
3804 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3807 From Jie Zhang <jie.zhang@analog.com>:
3808 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3809 before use in two places.
3810 * config/bfin/bfin.md (AREG): Define mode iterator.
3811 (reload_in, reload_out): Use mode iterator AREG.
3813 2009-09-14 Richard Guenther <rguenther@suse.de>
3816 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3817 EH personality path.
3819 2009-09-13 Richard Guenther <rguenther@suse.de>
3820 Rafael Avila de Espindola <espindola@google.com>
3822 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3823 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3824 (LANG_HOOKS_INITIALIZER): Adjust.
3825 (lhd_pass_through_t): Declare.
3826 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3828 * langhooks.c (lhd_pass_through_t): New function.
3829 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3830 dwarf2out_begin_prologue): Use personality from current_function_decl.
3831 * expr.h (get_personality_function): Declare.
3832 * expr.c (get_personality_function): New function.
3833 (build_personality_function): Likewise.
3834 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3835 (eh_personality_libfunc): Remove.
3836 * optabs.c (build_libfunc_function): New function split out from ...
3837 (init_one_libfunc): ... here.
3838 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3839 (tree_function_decl): Add personality.
3840 (lhd_gcc_personality): Declare.
3841 (build_personality_function): Likewise.
3842 * tree.c (gcc_eh_personality_decl): New.
3843 (lhd_gcc_personality): New function.
3844 * except.h (lang_eh_runtime_type): Remove.
3845 (enum eh_personality_kind): New.
3846 (build_personality_function): Declare.
3847 (function_needs_eh_personality): Declare.
3848 * except.c (lang_eh_runtime_type): Remove.
3849 (function_needs_eh_personality): New function.
3850 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3851 (sjlj_emit_function_enter, output_function_exception_table):
3852 Use personality from current_function_decl.
3853 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3854 * tree-inline.c (tree_can_inline_p): Do not inline across different
3856 (expand_call_inline): Likewise. Adjust the callers EH personality.
3857 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3858 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3859 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3860 (c-parser.o): Likewise
3861 * c-tree.h (c_eh_initialized_p): Remove.
3862 (c_maybe_initialize_eh): Likewise.
3863 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3864 (finish_decl): Don't call c_maybe_initialize_eh.
3865 (c_eh_initialized_p): Remove.
3866 (c_maybe_initialize_eh): Likewise.
3867 * c-parser.c (c_parser_omp_construct): Likewise.
3868 (c_parse_file): Initialize exception handling.
3870 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3872 * config.gcc (tm_file): Remove i386/biarch32.h
3873 for i?86-w64-mingw* case.
3874 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3876 * config.host: Set for x64 mingw the option
3877 use_long_long_for_widest_fast_int to yes.
3879 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3881 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3882 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3883 (dbxout_begin_function): Likewise.
3884 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3885 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3886 set on the function.
3887 (final_end_function): Likewise.
3888 (final_scan_insn): Likewise.
3889 (rest_of_handle_final): Likewise.
3890 * varasm.c (assemble_start_function): Likewise.
3891 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3893 2009-09-12 Jason Merrill <jason@redhat.com>
3895 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3896 * opts.c (common_handle_option): constify.
3898 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3900 * doc/install.texi (avr): Remove obsolete reference site.
3902 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3904 * doc/install.texi (Binaries): Adjust AIX link.
3906 2009-09-12 Akim Demaille <demaille@gostai.com>
3908 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3909 Use an imperative sentence.
3911 2009-09-11 Richard Henderson <rth@redhat.com>
3913 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3914 structure-name and has-tree-operands arguments; update all entries.
3915 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3917 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3918 (gsstruct_code_size): New.
3919 (gss_for_code_): New.
3920 (gss_for_code): Remove.
3921 (gimple_size): Rewrite using gsstruct_code_size.
3922 (gimple_statement_structure): Move to gimple.h.
3923 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3924 (gss_for_code, gimple_statement_structure): New.
3925 (gimple_ops): Use new arrays; tidy.
3927 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3929 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3930 operand to be a PLUS expression.
3931 * config/pa/pa.c (pa_secondary_reload): Likewise.
3933 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3935 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3937 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3940 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3942 From Jie Zhang <jie.zhang@analog.com>:
3943 * doc/extend.texi (node Function Attributes): Document l2
3945 (node Blackfin Variable Attributes): Document l2 variable attributes.
3947 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3949 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3950 to match the system compiler's configuration at inflection point.
3951 Add comment to remark a remaining difference with system compiler.
3953 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3954 * configure: Regenerate.
3956 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3958 From Jie Zhang <jie.zhang@analog.com>:
3959 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3960 (bfin_handle_l2_attribute): New.
3961 (bfin_attribute_table): Add l2 attribute.
3963 2009-09-11 Michael Matz <matz@suse.de>
3966 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3967 on the local_decls list.
3969 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3973 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3975 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3976 for VALUEs, to implement the documented interface.
3977 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3978 Adjust for VALUEs and anything else, to implement the
3979 documented interface.
3981 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3983 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3984 with actual SPE/paired vector modes before using 64-bit alignment.
3985 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3987 2009-09-10 DJ Delorie <dj@redhat.com>
3989 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3992 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3993 * config/mep/mep.c (mep_legitimate_constant_p): New.
3994 * config/mep/mep-protos.h: Prototype it.
3996 2009-09-10 Richard Henderson <rth@redhat.com>
3998 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4000 2009-09-10 Jason Merrill <jason@redhat.com>
4002 * tree.c (chain_index): New fn.
4003 * tree.h: Declare it.
4005 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4007 * config/sol2-c.c (cmn_err_length_specs): Initialize
4008 scalar_identity_flag.
4010 2009-09-10 Richard Henderson <rth@redhat.com>
4012 * tree.h (struct tree_decl_common): Move align member earlier;
4013 move label_decl_uid member ...
4014 (struct tree_label_decl): ... here.
4015 (LABEL_DECL_UID): Update to match.
4017 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4020 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4021 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4023 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4024 dest_prev if the edge is complex.
4026 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4028 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4029 loop latch tests earlier.
4031 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4032 before GIMPLE_RETURN, not after its predecessor; insert
4035 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4036 gimple_seq_empty_p to test for no PHI nodes.
4037 * tree-cfg.c (split_critical_edges): Likewise.
4039 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4041 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4043 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4044 introduced by the VTA branch merge.
4046 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4048 * ira-conflicts.c: Use fputs or putc instead of fprintf
4052 * tree-switch-conversion.c: Ditto.
4054 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4056 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4057 introduced by the VTA branch merge.
4059 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4062 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4064 PR rtl-optimization/39779
4065 * expr.c (convert_modes): Return when mode == oldmode after
4066 CONST_INTs are processed.
4068 2009-09-10 Nick Clifton <nickc@redhat.com>
4070 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4071 attribute and referring decl when creating renamed symbol.
4073 2009-09-10 Richard Guenther <rguenther@suse.de>
4076 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4078 (cgraph_finalize_compilation_unit): Compute reachability
4079 before emitting thunks. Properly process aliases before
4080 possibly removing unreachable nodes.
4082 2009-09-10 Richard Guenther <rguenther@suse.de>
4085 * tree.c (struct free_lang_data_d): Add worklist member.
4086 (find_decls_types_r): Push onto the worklist instead of recursing.
4087 Handle TREE_BINFOs properly.
4088 (find_decls_types): New function wrapped around find_decls_types_r
4089 to process the worklist.
4090 (find_decls_types_in_eh_region): Use it.
4091 (find_decls_types_in_node): Likewise.
4092 (find_decls_types_in_var): Likewise.
4093 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4094 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4095 (AGGREGATE_TYPE_P): Adjust.
4097 2009-09-09 Jason Merrill <jason@redhat.com>
4099 * configure.ac: Check glibc version even if we have an in-tree
4102 2009-09-09 Anthony Green <green@moxielogic.com>
4104 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4105 the constant 0 when appropriate.
4106 * config/moxie/constraints.md: Add constraint O.
4108 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4109 to pass up to 6 32-bit argument values in registers.
4110 (moxie_function_arg): Ditto.
4111 (moxie_arg_partial_bytes): Ditto.
4112 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4113 (REG_PARM_STACK_SPACE): Ditto.
4114 (FUNCTION_ARG_REGNO_P): Ditto.
4116 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4117 instruction to allocate stack space.
4119 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4121 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4122 unnecessarily stringent constraints. Fix address
4123 calculation in the splitters.
4125 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4127 PR rtl-optimization/39779
4128 * expr.c (convert_modes): Return when mode == oldmode after
4129 CONST_INTs are processed.
4131 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4134 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4135 (ix86_expand_prologue): Take frame.padding0 into logic of
4137 (ix86_expand_epilogue): Likewise.
4139 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4141 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4143 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4144 * config/t-slibgcc-libgcc: New file.
4145 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4147 2009-09-09 Martin Jambor <mjambor@suse.cz>
4149 PR tree-optimization/41089
4150 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4153 2009-09-09 Richard Henderson <rth@redhat.com>
4155 * gimple.h (CASE_GIMPLE_OMP): New.
4156 (is_gimple_omp): Use it.
4157 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4158 (verify_gimple_debug): Likewise.
4160 2009-09-09 Richard Guenther <rguenther@suse.de>
4162 PR tree-optimization/41101
4163 * tree-ssa-pre.c (maximal_set): Remove.
4164 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4165 Defer all blocks we didn't visit at least one successor.
4166 (add_to_exp_gen): Do not add to the maximal set.
4167 (make_values_for_phi): Likewise.
4168 (compute_avail): Likewise.
4169 (init_pre): Do not allocate the maximal set.
4170 (execute_pre): Do not dump it.
4172 2009-09-09 Martin Jambor <mjambor@suse.cz>
4174 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4175 an SSA_NAME rather than a is_gimple_variable.
4177 2009-09-09 Richard Guenther <rguenther@suse.de>
4180 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4181 code dealing with plain pointer bases.
4182 (maybe_fold_offset_to_reference): Likewise.
4183 (maybe_fold_stmt_addition): Adjust.
4185 2009-09-09 Richard Guenther <rguenther@suse.de>
4187 * tree.c (free_lang_data_in_type): Do not free the type variant
4189 (free_lang_data): Merge char_type_node with its properly signed
4191 (pass_ipa_free): Collect after freeing language specific data.
4193 2009-09-09 Michael Matz <matz@suse.de>
4196 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4197 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4198 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4201 2009-09-08 DJ Delorie <dj@redhat.com>
4203 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4205 2009-09-04 Jason Merrill <jason@redhat.com>
4207 * tree.c (tree_find_value): Remove.
4208 * tree.h: Remove prototype.
4209 * varasm.c (assemble_external): Use value_member instead.
4211 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4213 * toplev.c (process_options): Choose default debugging type when
4214 gtoggle enables debug info and type is unset.
4216 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4220 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4223 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4225 * configure: Rebuilt with modified libtool.m4.
4227 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4232 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4234 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4236 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4237 (remove_statement): Likewise.
4238 (rewrite_use_nonlinear_expr): Adjust.
4239 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4240 * tree-ssa.c (release_defs_bitset): ... this. New.
4241 * tree-flow.h (release_defs_bitset): Declare.
4243 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4246 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4247 in the middle block.
4249 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4251 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4252 via intptr_t to long type.
4253 (insert_operand_rank): Cast long type via intptr_t to
4255 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4257 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4258 from pointer to unsigned via uintptr_t.
4260 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4261 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4263 * configure: Regenerated.
4264 * config.in: Regenerated
4265 * system.h (stdint.h): Add include.
4266 (inttypes.h): Likewise.
4267 * Makefile.in (aclocal): Add config/stdint.m4.
4268 * aclocal.m4: Regenerated.
4270 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4272 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4274 (note_np_check_stores): New function.
4275 (harmless_null_pointer_p): New function.
4276 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4277 changed. Take into account whether we're in the shadow of a condjump
4278 that tested NP_REG for NULL.
4279 Lose all code that tested for SEQUENCEs.
4280 (workaround_speculation): Avoid inserting NOPs for loads that are
4281 either always executed or a NULL pointer.
4283 2009-09-08 Jan Hubicka <jh@suse.cz>
4285 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4286 * params.def (early-inlining-insns): Likewise.
4288 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4290 PR rtl-optimization/41239
4291 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4292 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4294 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4295 across calls, as the calls might not always return normally.
4296 (call_may_noreturn_p): New function.
4297 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4298 (init_deps): Initialize it.
4299 (remove_from_deps): Also remove calls from
4300 last_function_call_may_noreturn list.
4302 2009-09-07 Richard Henderson <rth@redhat.com>
4304 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4305 more VR->OPERANDS than LHS operands. Free LHS before returning.
4307 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4309 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4310 (attr "addrtype"): New member "spreg".
4311 Use it if mem_spfp_address_operand is true for the address.
4312 (attr "type"): New entry "stall".
4313 (cpu_unit "load"): New.
4314 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4316 (insn_reservation "loadsp"): New.
4317 (insn_reservation "load_stall1"): New.
4318 (insn_reservation "load_stall3"): New.
4320 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4321 (mem_p_address_operand): Exclude stack and frame pointer based
4323 (mem_spfp_address_operand): New; match them here.
4324 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4325 (bfin_reorg): Call it if scheduling insns.
4326 (bfin_gen_bundles): Remove dummy insns created by
4327 add_sched_insns_for_speculation.
4329 From Jie Zhang <jie.zhang@analog.com>:
4330 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4331 bfin_si_revision, bfin_workarounds): Move these ...
4332 * config/bfin/bfin.h: ... here.
4334 From Mike Frysinger <michael.frysinger@analog.com>
4335 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4336 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4337 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4338 bf547m, bf548m, and bf549m.
4339 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4340 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4341 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4342 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4343 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4344 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4345 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4346 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4347 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4348 bf542m, bf544m, bf547m, bf548m, and bf549m.
4350 From Jie Zhang <jie.zhang@analog.com>:
4351 * config/bfin/predicates.md (p_register_operand): New predicate.
4352 (dp_register_operand): New predicate.
4353 * config/bfin/bfin-protos.h (WA_05000074): Define.
4354 (ENABLE_WA_05000074): Define.
4355 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4356 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4357 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4358 (define_attr addrtype): Allow load/store register to be P register.
4359 (define_attr storereg): New.
4360 (define_cpu_unit anomaly_05000074): New.
4361 (define_insn_reservation dsp32shiftimm): New.
4362 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4363 (define_insn_reservation loadp): Cannot use slot2.
4364 (define_insn_reservation loadsp): Cannot use slot2.
4365 (define_insn_reservation storep): Cannot use slot2. Does not
4366 apply when working around 05000074.
4367 (define_insn_reservation storep_anomaly_05000074): New.
4368 (define_insn_reservation storei): Does not apply when working
4370 (define_insn_reservation storei_anomaly_05000074): New.
4371 (define_attr length): Add dsp32shiftimm case.
4372 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4373 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4374 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4375 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4376 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4378 2009-09-07 Martin Jambor <mjambor@suse.cz>
4381 * tree-sra.c (create_artificial_child_access): Return NULL if
4382 build_ref_for_offset fails.
4383 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4384 and create_artificial_child_access to fail.
4386 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4389 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4390 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4391 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4393 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4395 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4396 block, ensure it has an exit edge. Emit a barrier after a jump.
4398 2009-09-07 Nick Clifton <nickc@redhat.com>
4400 * gcc.c (this_is_linker_script): New variable. Like
4401 this_is_library_file but for the %T constructor.
4402 (end_going_arg): If this_is_linker_script is set then locate the
4403 script and insert a --script switch before it
4404 (do_spec_2): Initialise this_is_linker_script.
4405 (do_spec_1): Likewise. Handle %T construct.
4406 (eval_spec_function): Preserve this_is_linker_script.
4407 * doc/invoke.texi: Document %T construct in spec files.
4408 * config/m32c/m32c.h (LIB_SPEC): Use it.
4410 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4412 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4413 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4414 when volatile flag is set.
4415 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4417 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4420 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4421 (combine_stack_adjustments_for_block): Allow insns between stack
4422 adjustments and stores with corresponding pre-(dec|inc)rement or
4423 pre-modify operation.
4425 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4428 * combine-stack-adj.c (struct csa_memlist): Rename to...
4429 (struct csa_reflist): ... this. Rename mem field to ref.
4430 (free_csa_memlist): Rename to...
4431 (free_csa_reflist): ... this.
4432 (record_one_stack_memref): Rename to...
4433 (record_one_stack_ref): ... this. Handle also REG_P.
4434 (try_apply_stack_adjustment): Handle also REG_P.
4435 (struct record_stack_memrefs_data): Rename to...
4436 (struct record_stack_refs_data): ... this. Rename memlist field to
4438 (record_stack_memrefs): Rename to...
4439 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4440 subexpressions instead of failing when a MEM contains SP references.
4441 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4442 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4444 2009-09-06 Richard Guenther <rguenther@suse.de>
4447 * tree.c (build_array_type): Do not record types marked
4448 with structural equality in the canonical type hashtable.
4450 2009-09-06 Richard Guenther <rguenther@suse.de>
4453 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4455 2009-09-05 Richard Guenther <rguenther@suse.de>
4458 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4460 2009-09-05 Richard Guenther <rguenther@suse.de>
4463 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4465 2009-09-05 Richard Guenther <rguenther@suse.de>
4468 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4469 before comparing function argument types.
4471 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4474 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4477 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4480 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4482 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4483 locators before emit_insn is called.
4485 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4488 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4489 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4490 (reginfo_init): Don't call allocate_reg_info.
4492 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4495 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4496 NONDEBUG_INSN_P instead of INSN_P.
4498 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4501 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4503 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4506 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4507 pattern of the split.
4509 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4511 * toplev.c (process_options): Move setter of flag_var_tracking
4512 before other tests that depend on it. Move down setter of
4513 flag_rename_registers. Don't enable var-tracking-assignments
4514 by default if selective scheduling is enabled. Warn if both
4517 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4519 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4520 comment. Use switch statement to catch overlaps between rtx
4521 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4522 (IS_DECL_CODE): ... here. Remove.
4523 (check_value_is_not_decl): Remove.
4524 (dv_from_decl, dv_from_value): Check after conversion.
4526 2009-09-04 Richard Guenther <rguenther@suse.de>
4529 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4530 after emitting tunks. Move emitting thunks and ctors from ...
4531 (cgraph_optimize): ... here. Remove redundant
4532 cgraph_analyze_functions.
4533 * varasm.c (find_decl_and_mark_needed): Remove no longer
4535 (finish_aliases_1): Adjust check for thunk aliases.
4537 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4539 * config/arm/arm.md (ctzsi2): Added braces
4540 to avoid warning that broke booststrap.
4542 2009-09-04 Martin Jambor <mjambor@suse.cz>
4544 PR tree-optimization/41112
4545 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4546 handle variable-bounded arrays.
4547 (expr_with_var_bounded_array_refs_p): New function.
4548 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4550 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4552 * config/s390/2097.md: Removed two incorrect bypasses.
4553 (z10_fsimpdf): Fixed latency.
4554 (z10_fhex): New insn_reservation.
4555 (z10_floaddf): Fixed latency.
4556 (z10_floadsf): Fixed latency.
4557 (z10_ftrunctf): Fixed latency.
4558 (z10_ftruncdf): Fixed latency.
4559 * config/s390/s390.c (z10_cost): Fixed values.
4560 (s390_adjust_priority): Added z10 path.
4561 * config/s390/s390.md (type): Added fhex.
4562 (*mov<mode>_64dfp): Updated type attribute.
4563 (*mov<mode>_64): Updated type attribute.
4564 (*mov<mode>_31): Updated type attribute.
4565 (*mov<mode>"): Likewise.
4566 * config/s390/2084.md (x_fsimpdf): Updated condition.
4568 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4570 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4571 RTXs in the predicate for operand 1.
4573 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4575 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4576 (rbitsi2): New insn.
4577 (ctzsi2): New expand.
4578 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4580 2009-09-03 Martin Jambor <mjambor@suse.cz>
4582 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4583 (create_artificial_child_access): Use build_ref_for_offset instead
4584 of duplicate_expr_for_different_base.
4585 (propagate_subacesses_accross_link): Likewise.
4587 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4589 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4591 (mips16e_collect_argument_saves): Skip debug instructions.
4592 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4593 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4594 (r10k_insert_cache_barriers): Likewise.
4595 (mips_reorg_process_insns): Likewise.
4597 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4600 * ira.c (update_equiv_reg): Remove check on class likely spill.
4602 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4605 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4606 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4610 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4611 the stack slot if it is passed by invisible reference.
4612 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4613 by invisible reference.
4615 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4617 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4618 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4619 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4621 * config/bfin/sync.md: New file.
4622 * config/bfin/bfin.md: Include it.
4623 (UNSPEC_ATOMIC): New.
4624 (UNSPEC_ONES): Provide a unique number.
4626 From Jie Zhang <jie.zhang@analog.com>:
4627 * config/bfin/bfin.c (ret_regs): New.
4628 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4629 (must_save_rets_p): New.
4630 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4631 current_function_is_leaf.
4632 (do_link): Likewise.
4633 (do_unlink): Likewise.
4634 (expand_interrupt_handler_prologue): Use ret_regs array.
4635 (expand_interrupt_handler_epilogue): Use ret_regs array and
4636 pass return register to gen_return_internal.
4637 (bfin_expand_epilogue): Pass return register to
4638 gen_return_internal.
4639 (bfin_expand_call): Explicitly clobber RETS.
4640 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4641 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4642 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4643 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4645 (return_internal): Take a reg rtx rather than the register number.
4647 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4649 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4650 when comparing against estimated_loop_iterations_int return.
4652 2009-09-03 Richard Guenther <rguenther@suse.de>
4654 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4655 eh_personality_libfunc.
4657 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4659 * tree-parloops.c (separate_decls_in_region): Add space.
4661 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4663 * tree-parloops.c (separate_decls_in_region): Change the condition
4664 checking if there are reductions in the loop.
4666 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4668 PR tree-optimization/38275
4669 * tree-parloops.c (parallelize_loops): Replace profitability condition
4670 for expected number of iterations.
4672 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4674 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4675 (bootstrap-debug): Explain conditions in which it becomes default.
4676 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4679 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4681 * doc/invoke.texi (Optimize Options): Move
4682 -finline-small-functions to the -O2 list.
4684 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4686 * toplev.c (process_options): Enable var-tracking-assignments
4687 by default if var-tracking is enabled.
4689 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4691 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4693 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4694 * rtl.h (prev_nonnote_insn_bb): Declare it.
4696 2009-09-03 Diego Novillo <dnovillo@google.com>
4698 * cgraph.c (cgraph_node_for_decl): New.
4699 * cgraph.h (cgraph_node_for_decl): Declare.
4700 * tree.c (host_integerp): Return 0 if T is NULL.
4702 2009-09-03 Diego Novillo <dnovillo@google.com>
4704 * tree.h (struct alias_pair): Move from varasm.c.
4705 (alias_pairs): Likewise.
4706 (TYPE_MAXVAL): Define.
4707 (TYPE_MINVAL): Define.
4708 (iterative_hash_host_wide_int): Declare.
4709 (remove_unreachable_alias_pairs): Declare.
4710 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4711 * diagnostic.c (default_diagnostic_starter): Make extern.
4712 (default_diagnostic_finalizer): Make extern.
4713 * diagnostic.h (default_diagnostic_starter): Declare.
4714 (default_diagnostic_finalizer): Declare.
4715 (default_tree_printer): Declare.
4716 * toplev.c (default_tree_printer): Make extern.
4718 2009-09-03 Richard Guenther <rguenther@suse.de>
4719 Diego Novillo <dnovillo@google.com>
4721 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4722 * cgraphunit.c (cgraph_expand_function): Do not emit
4723 associated thunks from here.
4724 (cgraph_emit_thunks): New.
4725 (cgraph_optimize): Call it.
4726 Return if any IPA pass finds an error.
4727 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4730 2009-09-03 Simon Baldwin <simonb@google.com>
4731 Rafael Espindola <espindola@google.com>
4732 Richard Guenther <rguenther@suse.de>
4733 Doug Kwan <dougkwan@google.com>
4734 Diego Novillo <dnovillo@google.com>
4736 * tree.c: Include tree-pass.h, langhooks-def.h,
4737 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4738 (free_lang_data_in_type): New.
4739 (need_assembler_name_p): New.
4740 (free_lang_data_in_block): New.
4741 (free_lang_data_in_decl): New.
4742 (struct free_lang_data_d): New.
4743 (add_tree_to_fld_list): New.
4744 (find_decls_types_r): New.
4745 (get_eh_types_for_runtime): New.
4746 (find_decls_types_in_eh_region): New.
4747 (find_decls_types_in_node): New.
4748 (find_decls_types_in_var): New.
4749 (free_lang_data_in_cgraph): New.
4750 (free_lang_data): New.
4751 (gate_free_lang_data): New.
4752 (pass_ipa_free_lang_data): New.
4754 2009-09-03 Diego Novillo <dnovillo@google.com>
4756 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4757 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4758 (lang_hooks): Remove const qualifier.
4759 * ipa.c (cgraph_remove_unreachable_nodes): Call
4760 remove_unreachable_alias_pairs.
4761 * except.c (add_type_for_runtime): Check if TYPE has
4762 already been converted.
4763 (lookup_type_for_runtime): Likewise.
4764 (check_handled): Handle converted types.
4765 * varasm.c (remove_unreachable_alias_pairs): New.
4766 * gimple.c: Include demangle.h.
4767 (gimple_decl_printable_name): New.
4768 (gimple_fold_obj_type_ref): New.
4769 * gimple.h (gimple_decl_printable_name): Declare.
4770 (gimple_fold_obj_type_ref): Declare.
4771 * passes.c (init_optimization_passes): Add pass
4772 pass_ipa_free_lang_data.
4773 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4774 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4776 2009-09-03 Diego Novillo <dnovillo@google.com>
4778 * c-lang.c (lang_hooks): Remove const qualifier.
4780 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4782 * doc/install.texi (*-*-freebsd*): Update target information.
4784 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4786 * hard-reg-set.h (call_fixed_regs): Remove.
4787 * reginfo.c (call_fixed_regs): Remove.
4788 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4789 (globalize_reg): Don't use call_fixed_regs.
4790 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4793 2009-09-01 Michael Matz <matz@suse.de>
4795 * expr.h (emit_storent_insn, expand_expr_real_1,
4796 expand_expr_real_2): Declare.
4797 * expr.c (emit_storent_insn, expand_expr_real_1,
4798 expand_expr_real_2): Export.
4799 (store_expr): Setting and evaluating dont_return_target is useless.
4800 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4801 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4802 * except.c (expand_resx_expr): Rename to ...
4803 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4804 * except.h (expand_resx_stmt): Declare.
4805 * stmt.c: Add include gimple.h
4806 (expand_asm_expr): Rename to ...
4807 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4808 (expand_case): Rewrite to take gimple statement.
4809 * tree.h (expand_asm_stmt): Declare.
4810 (expand_case): Change prototype.
4811 * Makefile.in (stmt.o): Depend on gimple.h.
4812 * builtins.c (expand_builtin_synchronize): Build gimple asm
4813 statement, not an ASM_EXPR.
4814 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4815 gimple_to_tree, release_stmt_tree): Remove.
4816 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4817 ggc_free, but hold comparison code and operands separately.
4818 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4819 (expand_call_stmt, expand_gimple_stmt_1,
4820 expand_gimple_stmt): New helpers.
4821 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4822 release_stmt_tree. Call expand_gimple_stmt instead.
4823 (expand_gimple_basic_block): Ditto.
4825 * calls.c (emit_call_1): Don't look at EH regions here, make
4826 fntree parameter useless.
4827 (expand_call): New local rettype for TREE_TYPE(exp), use it
4828 throughout. Remove local p, use addr instead.
4829 Don't look at EH regions here.
4831 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4833 * doc/invoke.texi (-fsched-pressure): Document it.
4834 (-fsched-reg-pressure-heuristic): Remove it.
4836 * reload.c (ira.h): Include.
4837 (find_reloads): Add choosing reload on number of small spilled
4840 * haifa-sched.c (ira.h): Include.
4841 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4842 saved_reg_pressure, curr_reg_live, saved_reg_live,
4843 region_ref_regs): New variables.
4844 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4845 initiate_reg_pressure_info, setup_ref_regs,
4846 initiate_bb_reg_pressure_info, save_reg_pressure,
4847 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4849 (setup_insn_reg_pressure_info): New function.
4850 (rank_for_schedule): Add pressure checking and insn issue time.
4851 Remove comparison of insn reg weights.
4852 (ready_sort): Set insn reg pressure info.
4853 (update_register_pressure, setup_insn_max_reg_pressure,
4854 update_reg_and_insn_max_reg_pressure,
4855 sched_setup_bb_reg_pressure_info): New functions.
4856 (schedule_insn): Add code for printing and updating reg pressure info.
4857 (find_set_reg_weight, find_insn_reg_weight): Remove.
4858 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4859 (debug_ready_list): Print reg pressure info.
4860 (schedule_block): Ditto. Check insn issue time.
4861 (sched_init): Set up sched_pressure_p. Allocate and set up some
4862 reg pressure related info.
4863 (sched_finish): Free some reg pressure related info.
4864 (fix_tick_ready): Make insn always ready if pressure_p.
4865 (init_h_i_d): Don't call find_insn_reg_weight.
4866 (haifa_finish_h_i_d): Free insn reg pressure info.
4868 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4869 ira_memory_move_cost, ira_class_hard_regs,
4870 ira_class_hard_regs_num, ira_no_alloc_regs,
4871 ira_available_class_regs, ira_reg_class_cover_size,
4872 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4874 * ira-lives.c (single_reg_class): Check mode to find how many
4875 registers are necessary for operand.
4876 (ira_implicitly_set_insn_hard_regs): New.
4878 * common.opt (fsched-pressure): New options.
4879 (fsched-reg-pressure-heuristic): Remove.
4881 * ira.c (setup_eliminable_regset): Rename to
4882 ira_setup_eliminable_regset. Make it external.
4883 (expand_reg_info): Pass cover class to setup_reg_classes.
4884 (ira): Call resize_reg_info instead of allocate_reg_info.
4886 * sched-deps.c: Include ira.h.
4887 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4888 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4889 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4890 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4891 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4892 mark_insn_reg_store, mark_insn_reg_clobber,
4893 setup_insn_reg_pressure_info): New.
4894 (sched_analyze_1): Update implicit_reg_pending_uses.
4895 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4896 Use them to create dependencies. Set insn reg uses and pressure
4897 info. Process reg_pending_uses in one place.
4898 (free_deps): Free implicit sets.
4899 (remove_from_deps): Remove implicit sets if necessary. Check
4900 implicit sets when clearing reg_last_in_use.
4901 (init_deps_global): Clear implicit_reg_pending_clobbers and
4902 implicit_reg_pending_uses.
4904 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4905 ira_memory_move_cost, ira_class_hard_regs,
4906 ira_class_hard_regs_num, ira_no_alloc_regs,
4907 ira_available_class_regs, ira_reg_class_cover_size,
4908 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4909 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4910 ira_implicitly_set_insn_hard_regs): New prototypes.
4912 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4913 cost_elements_num): New variables.
4914 (allocno_costs, total_costs): Rename to costs and
4915 total_allocno_costs.
4916 (COSTS_OF_ALLOCNO): Rename to COSTS.
4917 (allocno_pref): Rename to pref.
4918 (allocno_pref_buffer): Rename to pref_buffer.
4919 (common_classes): Rename to regno_cover_class.
4921 (record_reg_classes): Set allocno attributes only if allocno_p.
4922 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4923 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4924 and COSTS_OF_ALLOCNO.
4925 (print_costs): Rename to print_allocno_costs.
4926 (print_pseudo_costs): New.
4927 (process_bb_node_for_costs): Split into 2 functions with new
4928 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4929 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4930 new parameter dump_file. Use cost_elements_num instead of
4931 ira_allocnos_num. Make one iteration if preferred classes were
4932 already calculated for scheduler. Make 2 versions of code
4933 depending on allocno_p.
4934 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4935 regno_cover_class and COSTS instead of common_classes and
4937 (init_costs, finish_costs): New.
4938 (ira_costs): Set up allocno_p and cost_elements_num. Call
4939 init_costs and finish_costs.
4940 (ira_set_pseudo_classes): New.
4942 * rtl.h (allocate_reg_info): Remove.
4943 (resize_reg_info): Change return type.
4944 (reg_cover_class): New.
4945 (setup_reg_classes): Add new parameter.
4947 * sched-int.h (struct deps_reg): New member implicit_sets.
4948 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4949 (INCREASE_BITS): New macro.
4950 (struct reg_pressure_data, struct reg_use_data): New.
4951 (struct _haifa_insn_data): Remove reg_weight. Add members
4952 reg_pressure, reg_use_list, reg_set_list, and
4953 reg_pressure_excess_cost_change.
4954 (struct deps): New member implicit_sets.
4955 (pressure_p): New variable.
4956 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4957 (struct reg_pressure_data, struct reg_use_data): New.
4958 (INSN_REG_WEIGHT): Remove.
4959 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4960 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4961 (sched_init_region_reg_pressure_info,
4962 sched_setup_bb_reg_pressure_info): New prototypes.
4964 * reginfo.c (struct reg_pref): New member coverclass.
4965 (reg_cover_class): New function.
4966 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4967 (reg_info_size): New variable.
4968 (allocate_reg_info): Make static. Setup reg_info_size.
4969 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4970 (setup_reg_classes): Add a new parameter. Setup cover class too.
4972 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4975 * sched-rgn.c (deps_join): Set up implicit_sets.
4976 (schedule_region): Set up region and basic blocks pressure
4979 * passes.c (init_optimization_passes): Move
4980 pass_subregs_of_mode_init before pass_sched.
4982 2009-09-02 Martin Jambor <mjambor@suse.cz>
4984 * tree-sra.c (struct access): New field grp_hint.
4985 (dump_access): Dump grp_hint.
4986 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4988 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4989 those which have been specifically read and somehow written to.
4990 (propagate_subacesses_accross_link): Set grp_hint of right child and
4991 also possibly of the left child.
4993 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4995 * tree-object-size.c (addr_object_size): Always use object_size_type
4996 0 or 2 when determining the pointer pointed object size.
4998 2009-09-02 Richard Guenther <rguenther@suse.de>
5001 2009-08-31 Richard Guenther <rguenther@suse.de>
5003 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5004 to query if the memory regions for memmove overlap.
5005 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5006 asserts on pointers, instead deal with odd trees.
5007 (ptr_derefs_may_alias_p): Likewise.
5008 (refs_may_alias_p_1): Constructor bases also never alias.
5010 2009-08-01 Christian Bruel <christian.bruel@st.com>
5013 2009-07-31 Christian Bruel <christian.bruel@st.com>
5014 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5016 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5018 * doc/invoke.texi (-fvar-tracking-assignments): New.
5019 (-fvar-tracking-assignments-toggle): New.
5020 (-fdump-final-insns=file): Mark filename as optional.
5021 (--param min-nondebug-insn-uid): New.
5022 (-gdwarf-@{version}): Mention version 4.
5023 * opts.c (common_handle_option): Accept it.
5024 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5025 * regrename.c (regrename_optimize): Drop last. Don't count debug
5026 insns as uses. Don't reject change because of debug insn.
5027 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5028 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5029 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5030 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5031 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5032 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5033 * doc/gimple.texi (is_gimple_debug): New.
5034 (gimple_debug_bind_p): New.
5035 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5036 * doc/install.texi (bootstrap-debug): More details.
5037 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5038 (bootstrap-debug-lib): More details.
5039 (bootstrap-debug-ckovw): Update.
5040 (bootstrap-time): New.
5041 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5042 (insert_phi_nodes_for): Insert debug stmts.
5043 (rewrite_stmt): Take iterator. Insert debug stmts.
5044 (rewrite_enter_block): Adjust.
5045 (maybe_replace_use_in_debug_stmt): New.
5046 (rewrite_update_stmt): Use it.
5047 (mark_use_interesting): Return early for debug stmts.
5048 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5049 stmts before replacing stmt.
5050 (move_computations_stmt): Likewise.
5051 * ira-conflicts.c (add_copies): Skip debug insns.
5052 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5053 (regstat_bb_compute_ri): Skip debug insns.
5054 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5055 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5056 check_loop_closed_ssa_stmt): Skip debug stmts.
5057 * tree-tailcall.c (find_tail_calls): Likewise.
5058 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5059 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5060 (build_var_debug_value_stat): Declare.
5061 (build_var_debug_value): Define.
5062 (target_for_debug_bind): Declare.
5063 * reload.c (find_equiv_reg): Skip debug insns.
5064 * rtlanal.c (reg_used_between_p): Skip debug insns.
5065 (side_effects_p): Likewise.
5066 (canonicalize_condition): Likewise.
5067 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5068 insns never depend on debug insns.
5069 (create_ddg_dep_no_link): Likewise.
5070 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5071 Don't add inter-loop dependencies for debug insns.
5072 (build_intra_loop_deps): Likewise.
5073 (create_ddg): Count debug insns.
5074 * ddg.h (struct ddg::num_debug): New.
5075 (num_backargs): Pair up with previous int field.
5076 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5077 -fcompare-debug-second.
5078 * final.c (get_attr_length_1): Skip debug insns.
5079 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5080 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5081 (driver_self_specs): Map -fdump-final-insns to
5082 -fdump-final-insns=..
5083 (get_local_tick): New.
5084 (compare_debug_dump_opt_spec_function): Test for . argument and
5085 compute output name. Compute temp output spec without flag name.
5086 Compute -frandom-seed.
5087 (OPT): Undef after use.
5088 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5089 (average_num_loop_insns): Likewise.
5090 * params.h (MIN_NONDEBUG_INSN_UID): New.
5091 * gimple.def (GIMPLE_DEBUG): New.
5092 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5093 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5094 (merge_in_block): Fix whitespace.
5095 * toplev.c (flag_var_tracking): Update comment.
5096 (flag_var_tracking_assignments): New.
5097 (flag_var_tracking_assignments_toggle): New.
5098 (process_options): Don't open final insns dump file if we're not
5099 going to write to it. Compute defaults for var_tracking.
5100 * df-scan.c (df_insn_rescan_debug_internal): New.
5101 (df_uses_record): Handle debug insns.
5102 * haifa-sched.c (ready): Initialize n_debug.
5103 (contributes_to_priority): Skip debug insns.
5104 (dep_list_size): New.
5106 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5107 they're ready. Disregard previous debug insns to make decisions.
5108 (queue_insn): Never queue debug insns.
5109 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5110 (schedule_insn): Don't reject debug insns because of issue rate.
5111 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5112 (queue_to_ready): Skip and discount debug insns.
5113 (choose_ready): Let debug insns through.
5114 (schedule_block): Check boundary debug insns. Discount debug
5115 insns, schedule them early. Adjust whitespace.
5116 (set_priorities): Check for boundary debug insns.
5117 (add_jump_dependencies): Use dep_list_size.
5118 (prev_non_location_insn): New.
5119 (check_cfg): Use it.
5120 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5122 (remove_unused_ivs): Reset debug stmts.
5123 * modulo-sched.c (const_iteration_count): Skip debug insns.
5124 (res_MII): Discount debug insns.
5125 (loop_single_full_bb_p): Skip debug insns.
5126 (sms_schedule): Likewise.
5127 (sms_schedule_by_order): Likewise.
5128 (ps_has_conflicts): Likewise.
5129 * caller-save.c (refmarker_fn): New.
5130 (save_call_clobbered_regs): Replace regs with saved mem in
5132 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5133 Call refmarker_fn mark for hardregnos.
5134 (mark_reg_as_referenced): New.
5135 (replace_reg_with_saved_mem): New.
5136 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5137 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5139 (cse_extended_basic_block): Skip debug insns.
5140 (count_reg_usage): Likewise.
5141 (is_dead_reg): New, split out of...
5142 (set_live_p): ... here.
5143 (insn_live_p): Use it for debug insns.
5144 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5145 (execute_optimize_stdarg): Likewise.
5146 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5147 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5148 changes in debug stmts as changes.
5149 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5150 (moveup_expr): Don't move across debug insns. Don't move
5151 debug insn if it would create a bookkeeping block.
5152 (moveup_expr_cached): Don't use cache for debug insns that
5153 are heads of blocks.
5154 (compute_av_set_inside_bb): Skip debug insns.
5155 (sel_rank_for_schedule): Schedule debug insns first. Remove
5157 (block_valid_for_bookkeeping_p); Support lax searches.
5158 (create_block_for_bookkeeping): Adjust block numbers when
5159 encountering debug-only blocks.
5160 (find_place_for_bookkeeping): Deal with debug-only blocks.
5161 (generate_bookkeeping_insn): Accept no place to insert.
5162 (remove_temp_moveop_nops): New argument full_tidying.
5163 (prepare_place_to_insert): Deal with debug insns.
5164 (advance_state_on_fence): Debug insns don't start cycles.
5165 (update_boundaries): Take fence as argument. Deal with
5167 (schedule_expr_on_boundary): No full_tidying on debug insns.
5168 (fill_insns): Deal with debug insns.
5169 (track_scheduled_insns_and_blocks): Don't count debug insns.
5170 (need_nop_to_preserve_insn_bb): New, split out of...
5171 (remove_insn_from_stream): ... this.
5172 (fur_orig_expr_not_found): Skip debug insns.
5173 * rtl.def (VALUE): Move up.
5175 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5176 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5177 Set it if debug stmts are found.
5178 (statement_sink_location): Skip debug stmts. Propagate
5179 moving defs into debug stmts.
5180 * ifcvt.c (first_active_insn): Skip debug insns.
5181 (last_active_insns): Likewise.
5182 (cond_exec_process_insns): Likewise.
5183 (noce_process_if_block): Likewise.
5184 (check_cond_move_block): Likewise.
5185 (cond_move_convert_if_block): Likewise.
5186 (block_jumps_and_fallthru_p): Likewise.
5187 (dead_or_predicable): Likewise.
5188 * dwarf2out.c (debug_str_hash_forced): New.
5189 (find_AT_string): Add comment.
5190 (gen_label_for_indirect_string): New.
5191 (get_debug_string_label): New.
5192 (AT_string_form): Use it.
5193 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5194 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5195 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5196 several operations that cannot be represented with DWARF opcodes.
5197 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5198 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5199 (dwarf2out_var_location): Take during-call mark into account.
5200 (output_indirect_string): Update comment. Output if there are
5201 label and references.
5202 (prune_indirect_string): New.
5203 (prune_unused_types): Call it if debug_str_hash_forced.
5204 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5205 (dw_long_long_const): Remove.
5206 (struct dw_val_struct): Change val_long_long type to rtx.
5207 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5208 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5209 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5210 component instead of HOST_BITS_PER_LONG.
5211 (output_loc_operands): Likewise. For const8* assert
5212 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5213 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5214 rather than HOST_BITS_PER_LONG is >= 64.
5215 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5217 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5218 HOST_BITS_PER_LONG for dw_val_class_long_long.
5219 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5220 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5221 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5223 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5224 Handle DW_OP_implicit_value.
5225 (extract_int): Move prototype earlier.
5226 (mem_loc_descriptor): For SUBREG punt if inner
5227 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5228 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5229 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5230 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5231 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5232 instead of Pmode size.
5233 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5234 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5235 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5236 (concat_loc_descriptor, concatn_loc_descriptor,
5237 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5238 (add_location_or_const_value_attribute): Likewise. For single
5239 location loc_lists attempt to use add_const_value_attribute
5240 for constant decls. Add DW_AT_const_value even if
5241 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5243 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5244 (control_flow_insn_p): Likewise.
5245 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5246 (separate_decls_in_region_debug_bind): New.
5247 (separate_decls_in_region): Process debug bind stmts afterwards.
5248 * recog.c (verify_changes): Handle debug insns.
5249 (extract_insn): Likewise.
5250 (peephole2_optimize): Skip debug insns.
5251 * dse.c (scan_insn): Skip debug insns.
5252 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5254 (setup_id_for_insn): Handle debug insns.
5255 (maybe_tidy_empty_bb): Adjust whitespace.
5256 (tidy_control_flow): Skip debug insns.
5257 (sel_remove_insn): Adjust for debug insns.
5258 (sel_estimate_number_of_insns): Skip debug insns.
5259 (create_insn_rtx_from_pattern): Handle debug insns.
5260 (create_copy_of_insn_rtx): Likewise.
5261 * sel-sched-.h (sel_bb_end): Declare.
5262 (sel_bb_empty_or_nop_p): New.
5263 (get_all_loop_exits): Use it.
5264 (_eligible_successor_edge_p): Likewise.
5265 (return_nop_to_pool): Adjust.
5266 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5267 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5268 * gimple-pretty-print.c (dump_gimple_debug): New.
5269 (dump_gimple_stmt): Use it.
5270 (dump_bb_header): Skip gimple debug stmts.
5271 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5272 (fixup_match_2): Likewise.
5273 (regmove_backward_pass): Likewise. Simplify combined
5274 replacement. Handle debug insns.
5275 * function.c (instantiate_virtual_regs): Handle debug insns.
5276 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5277 * print-rtl.h: Include cselib.h.
5278 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5279 * df.h (df_inns_rescan_debug_internal): Declare.
5280 * gcse.c (alloc_hash_table): Estimate n_insns.
5281 (cprop_insn): Don't regard debug insns as changes.
5282 (bypass_conditional_jumps): Skip debug insns.
5283 (one_pre_gcse_pass): Adjust.
5284 (one_code_hoisting_pass): Likewise.
5285 (compute_ld_motion_mems): Skip debug insns.
5286 (one_cprop_pass): Adjust.
5287 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5288 (if_convertible_stmt_p): Handle debug stmts.
5289 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5290 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5291 * ira-build.c (create_bb_allocnos): Skip debug insns.
5292 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5293 (has_single_use): Likewise.
5294 (single_imm_use): Likewise.
5295 (num_imm_uses): Likewise.
5296 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5297 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5298 (create_outofssa_var_map): Likewise.
5299 * lower-subreg.c (adjust_decomposed_uses): New.
5300 (resolve_debug): New.
5301 (decompose_multiword_subregs): Use it.
5302 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5303 * emit-rtl.c: Include params.h.
5304 (cur_debug_insn_uid): Define.
5305 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5306 (copy_rtx_if_shared_1): Handle debug insns.
5307 (reset_used_flags): Likewise.
5308 (set_used_flags): LIkewise.
5309 (get_max_insn_count): New.
5310 (next_nondebug_insn): New.
5311 (prev_nondebug_insn): New.
5312 (make_debug_insn_raw): New.
5313 (emit_insn_before_noloc): Handle debug insns.
5314 (emit_jump_insn_before_noloc): Likewise.
5315 (emit_call_insn_before_noloc): Likewise.
5316 (emit_debug_insn_before_noloc): New.
5317 (emit_insn_after_noloc): Handle debug insns.
5318 (emit_jump_insn_after_noloc): Likewise.
5319 (emit_call_insn_after_noloc): Likewise.
5320 (emit_debug_insn_after_noloc): Likewise.
5321 (emit_insn_after): Take loc from earlier non-debug insn.
5322 (emit_jump_insn_after): Likewise.
5323 (emit_call_insn_after): Likewise.
5324 (emit_debug_insn_after_setloc): New.
5325 (emit_debug_insn_after): New.
5326 (emit_insn_before): Take loc from later non-debug insn.
5327 (emit_jump_insn_before): Likewise.
5328 (emit_call_insn_before): Likewise.
5329 (emit_debug_insn_before_setloc): New.
5330 (emit_debug_insn_before): New.
5331 (emit_insn): Handle debug insns.
5332 (emit_debug_insn): New.
5333 (emit_jump_insn): Handle debug insns.
5334 (emit_call_insn): Likewise.
5336 (init_emit): Take min-nondebug-insn-uid into account.
5337 Initialize cur_debug_insn_uid.
5338 (emit_copy_of_insn_after): Handle debug insns.
5339 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5340 location of single rhs in place.
5341 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5342 (floor_sdiv_adjust): New.
5343 (cell_sdiv_adjust): New.
5344 (cell_udiv_adjust): New.
5345 (round_sdiv_adjust): New.
5346 (round_udiv_adjust): New.
5347 (wrap_constant): Moved from cselib.
5348 (unwrap_constant): New.
5349 (expand_debug_expr): New.
5350 (expand_debug_locations): New.
5351 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5353 (gimple_expand_cfg): Expand debug locations.
5354 * cselib.c: Include tree-pass.h.
5355 (struct expand_value_data): New.
5356 (cselib_record_sets_hook): New.
5357 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5358 (cselib_clear_table): Move, and implemnet in terms of...
5359 (cselib_reset_table_with_next_value): ... this.
5360 (cselib_get_next_unknown_value): New.
5361 (discard_useless_locs): Don't discard preserved values.
5362 (cselib_preserve_value): New.
5363 (cselib_preserved_value_p): New.
5364 (cselib_preserve_definitely): New.
5365 (cselib_clear_preserve): New.
5366 (cselib_preserve_only_values): New.
5367 (new_cselib_val): Take rtx argument. Dump it in details.
5368 (cselib_lookup_mem): Adjust.
5369 (expand_loc): Take regs_active in struct. Adjust. Silence
5370 dumps unless details are requested.
5371 (cselib_expand_value_rtx_cb): New.
5372 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5373 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5374 without details. Copy more subregs. Try to resolve values
5375 using a callback. Wrap constants.
5376 (cselib_subst_to_values): Adjust.
5377 (cselib_log_lookup): New.
5378 (cselib_lookup): Call it.
5379 (cselib_invalidate_regno): Don't count preserved values as useless.
5380 (cselib_invalidate_mem): Likewise.
5381 (cselib_record_set): Likewise.
5382 (struct set): Renamed to cselib_set, moved to cselib.h.
5383 (cselib_record_sets): Adjust. Call hook.
5384 (cselib_process_insn): Reset table when it would be cleared.
5385 (dump_cselib_val): New.
5386 (dump_cselib_table): New.
5387 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5388 (remove_forwarder_block): Support moving debug stmts.
5389 * cselib.h (cselib_record_sets_hook): Declare.
5390 (cselib_expand_callback): New type.
5391 (cselib_expand_value_rtx_cb): Declare.
5392 (cselib_reset_table_with_next_value): Declare.
5393 (cselib_get_next_unknown_value): Declare.
5394 (cselib_preserve_value): Declare.
5395 (cselib_preserved_value_p): Declare.
5396 (cselib_preserve_only_values): Declare.
5397 (dump_cselib_table): Declare.
5398 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5399 (try_crossjump_to_edge): Likewise.
5400 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5401 dominated blocks when debug stmts are present.
5402 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5403 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5404 (set_var_live_on_entry): Likewise.
5405 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5406 * cfglayout.c (curr_location, last_location): Make static.
5407 (set_curr_insn_source_location): Don't avoid bouncing.
5408 (get_curr_insn_source_location): New.
5409 (get_curr_insn_block): New.
5410 (duplicate_insn_chain): Handle debug insns.
5411 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5413 * common.opt (fcompare-debug): Move to sort order.
5414 (fdump-unnumbered-links): Likewise.
5415 (fvar-tracking-assignments): New.
5416 (fvar-tracking-assignments-toggle): New.
5417 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5418 because of debug stmts.
5419 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5420 (eliminate_unnecessary_stmts): Walk dominated blocks before
5422 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5423 * ira.c (memref_used_between_p): Skip debug insns.
5424 (update_equiv_regs): Likewise.
5425 * sched-deps.c (sd_lists_size): Accept empty list.
5426 (sd_init_insn): Mark debug insns.
5427 (sd_finish_insn): Unmark them.
5428 (sd_add_dep): Reject non-debug deps on debug insns.
5429 (fixup_sched_groups): Give debug insns group treatment.
5431 (sched_analyze_reg): Don't mark debug insns for sched before call.
5432 (sched_analyze_2): Handle debug insns.
5433 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5435 (deps_analyze_insn): Handle debug insns.
5436 (deps_start_bb): Skip debug insns.
5437 (init_deps): Initialize last_debug_insn.
5438 * tree-ssa.c (target_for_debug_bind): New.
5439 (find_released_ssa_name): New.
5440 (propagate_var_def_into_debug_stmts): New.
5441 (propagate_defs_into_debug_stmts): New.
5442 (verify_ssa): Skip debug bind stmts without values.
5443 (warn_uninialized_vars): Skip debug stmts.
5444 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5445 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5446 (rtx_equal_p): Likewise.
5447 * ira-costs.c (scan_one_insn): Skip debug insns.
5448 (process_bb_node_for_hard_reg_moves): Likewise.
5449 * rtl.h (DEBUG_INSN_P): New.
5450 (NONDEBUG_INSN_P): New.
5451 (MAY_HAVE_DEBUG_INSNS): New.
5452 (INSN_P): Accept debug insns.
5453 (RTX_FRAME_RELATED_P): Likewise.
5454 (INSN_DELETED_P): Likewise
5455 (PAT_VAR_LOCATION_DECL): New.
5456 (PAT_VAR_LOCATION_LOC): New.
5457 (PAT_VAR_OCATION_STATUS): New.
5458 (NOTE_VAR_LOCATION_DECL): Reimplement.
5459 (NOTE_VAR_LOCATION_LOC): Likewise.
5460 (NOTE_VAR_LOCATION_STATUS): Likewise.
5461 (INSN_VAR_LOCATION): New.
5462 (INSN_VAR_LOCATION_DECL): New.
5463 (INSN_VAR_LOCATION_LOC): New.
5464 (INSN_VAR_LOCATION_STATUS): New.
5465 (gen_rtx_UNKNOWN_VAR_LOC): New.
5466 (VAR_LOC_UNKNOWN_P): New.
5467 (NOTE_DURING_CALL_P): New.
5468 (SCHED_GROUP_P): Accept debug insns.
5469 (emit_debug_insn_before): Declare.
5470 (emit_debug_insn_before_noloc): Declare.
5471 (emit_debug_insn_beore_setloc): Declare.
5472 (emit_debug_insn_after): Declare.
5473 (emit_debug_insn_after_noloc): Declare.
5474 (emit_debug_insn_after_setloc): Declare.
5475 (emit_debug_insn): Declare.
5476 (make_debug_insn_raw): Declare.
5477 (prev_nondebug_insn): Declare.
5478 (next_nondebug_insn): Declare.
5479 (delegitimize_mem_from_attrs): Declare.
5480 (get_max_insn_count): Declare.
5481 (wrap_constant): Declare.
5482 (unwrap_constant): Declare.
5483 (get_curr_insn_source_location): Declare.
5484 (get_curr_insn_block): Declare.
5485 * tree-inline.c (insert_debug_decl_map): New.
5486 (processing_debug_stmt): New.
5487 (remap_decl): Don't create new mappings in debug stmts.
5488 (remap_gimple_op_r): Don't add references in debug stmts.
5489 (copy_tree_body_r): Likewise.
5490 (remap_gimple_stmt): Handle debug bind stmts.
5491 (copy_bb): Skip debug stmts.
5492 (copy_edges_for_bb): Likewise.
5493 (copy_debug_stmt): New.
5494 (copy_debug_stmts): New.
5495 (copy_body): Copy debug stmts at the end.
5496 (insert_init_debug_bind): New.
5497 (insert_init_stmt): Take id. Skip and emit debug stmts.
5498 (setup_one_parameter): Remap variable earlier, register debug mapping.
5499 (estimate_num_insns): Skip debug stmts.
5500 (expand_call_inline): Preserve debug_map.
5501 (optimize_inline_calls): Check for no debug_stmts left-overs.
5502 (unsave_expr_now): Preserve debug_map.
5503 (copy_gimple_seq_and_replace_locals): Likewise.
5504 (tree_function_versioning): Check for no debug_stmts left-overs.
5505 Init and destroy debug_map as needed. Split edges unconditionally.
5506 (build_duplicate_type): Init and destroy debug_map as needed.
5507 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5508 (struct copy_body_data): Add debug_stmts and debug_map.
5509 * sched-int.h (struct ready_list): Add n_debug.
5510 (struct deps): Add last_debug_insn.
5511 (DEBUG_INSN_SCHED_P): New.
5512 (BOUNDARY_DEBUG_INSN_P): New.
5513 (SCHEDULE_DEBUG_INSN_P): New.
5514 (sd_iterator_cond): Accept empty list.
5515 * combine.c (create_log_links): Skip debug insns.
5516 (combine_instructions): Likewise.
5517 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5518 return value is always unshared.
5519 (struct rtx_subst_pair): New.
5520 (auto_adjust_pair): New.
5521 (propagate_for_debug_subst): New.
5522 (propagate_for_debug): New.
5523 (try_combine): Skip debug insns. Propagate removed defs into
5525 (next_nonnote_nondebug_insn): New.
5526 (distribute_notes): Use it. Skip debug insns.
5527 (distribute_links): Skip debug insns.
5528 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5529 * resource.c (mark_target_live_regs): Likewise.
5530 * var-tracking.c: Include cselib.h and target.h.
5531 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5533 (micro_operation_type_name): New.
5534 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5535 (struct micro_operation_def): Update comments.
5536 (decl_or_value): New type. Use instead of decls.
5537 (struct emit_note_data_def): Add vars.
5538 (struct attrs_def): Use decl_or_value.
5539 (struct variable_tracking_info_def): Add permp, flooded.
5540 (struct location_chain_def): Update comment.
5541 (struct variable_part_def): Use decl_or_value.
5542 (struct variable_def): Make var_part a variable length array.
5544 (scratch_regs): New.
5545 (cselib_hook_called): New.
5546 (dv_is_decl_p): New.
5547 (dv_is_value_p): New.
5550 (dv_as_opaque): New.
5551 (dv_onepart_p): New.
5553 (IS_DECL_CODE): New.
5554 (check_value_is_not_decl): New.
5555 (dv_from_decl): New.
5556 (dv_from_value): New.
5557 (dv_htab_hash): New.
5558 (variable_htab_hash): Use it.
5559 (variable_htab_eq): Support values.
5560 (variable_htab_free): Free from the right pool.
5561 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5562 (attrs_list_union): Adjust.
5563 (attrs_list_mpdv_union): New.
5564 (tie_break_pointers): New.
5565 (canon_value_cmp): New.
5566 (unshare_variable): Return possibly-modified slot.
5567 (vars_copy_1): Adjust.
5568 (var_reg_decl_set): Adjust. Split out of...
5569 (var_reg_set): ... this.
5570 (get_init_value): Adjust.
5571 (var_reg_delete_and_set): Adjust.
5572 (var_reg_delete): Adjust.
5573 (var_regno_delete): Adjust.
5574 (var_mem_decl_set): Split out of...
5575 (var_mem_set): ... this.
5576 (var_mem_delete_and_set): Adjust.
5577 (var_mem_delete): Adjust.
5581 (variable_union): Adjust. Speed up merge of 1-part vars.
5582 (variable_canonicalize): Use unshared slot.
5583 (VALUED_RECURSED_INTO): New.
5584 (find_loc_in_1pdv): New.
5585 (struct dfset_merge): New.
5586 (insert_into_intersection): New.
5587 (intersect_loc_chains): New.
5589 (canonicalize_loc_order_check): New.
5590 (canonicalize_values_mark): New.
5591 (canonicalize_values_star): New.
5592 (variable_merge_over_cur): New.
5593 (variable_merge_over_src): New.
5594 (dataflow_set_merge): New.
5595 (dataflow_set_equiv_regs): New.
5596 (remove_duplicate_values): New.
5597 (struct dfset_post_merge): New.
5598 (variable_post_merge_new_vals): New.
5599 (variable_post_merge_perm_vals): New.
5600 (dataflow_post_merge_adjust): New.
5601 (find_mem_expr_in_1pdv): New.
5602 (dataflow_set_preserve_mem_locs): New.
5603 (dataflow_set_remove_mem_locs): New.
5604 (dataflow_set_clear_at_call): New.
5605 (onepart_variable_different_p): New.
5606 (variable_different_p): Use it.
5607 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5608 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5610 (track_loc_p): Pass it true.
5611 (struct count_use_info): New.
5612 (find_use_val): New.
5613 (replace_expr_with_values): New.
5615 (use_type): New, partially split out of...
5616 (count_uses): ... this. Count new micro-ops.
5617 (count_uses_1): Adjust.
5618 (count_stores): Adjust.
5619 (count_with_sets): New.
5620 (VAL_NEEDS_RESOLUTION): New.
5621 (VAL_HOLDS_TRACK_EXPR): New.
5622 (VAL_EXPR_IS_COPIED): New.
5623 (VAL_EXPR_IS_CLOBBERED): New.
5624 (add_uses): Adjust. Generate new micro-ops.
5625 (add_uses_1): Adjust.
5626 (add_stores): Generate new micro-ops.
5627 (add_with_sets): New.
5628 (find_src_status): Adjust.
5629 (find_src_set_src): Adjust.
5630 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5631 Handle new micro-ops. Canonicalize value equivalances.
5632 (vt_find_locations): Compute total size of hash tables for
5633 dumping. Perform merge for var-tracking-assignments. Don't
5634 disregard single-block loops.
5635 (dump_attrs_list): Handle decl_or_value.
5636 (dump_variable): Take variable. Deal with decl_or_value.
5637 (dump_variable_slot): New.
5638 (dump_vars): Use it.
5639 (dump_dataflow_sets): Adjust.
5640 (set_slot_part): New, extended to support one-part variables
5641 after splitting out of...
5642 (set_variable_part): ... this.
5643 (clobber_slot_part): New, split out of...
5644 (clobber_variable_part): ... this.
5645 (delete_slot_part): New, split out of...
5646 (delete_variable_part): .... this.
5647 (check_wrap_constant): New.
5648 (vt_expand_loc_callback): New.
5649 (vt_expand_loc): New.
5650 (emit_note_insn_var_location): Adjust. Handle values. Handle
5651 EMIT_NOTE_AFTER_CALL_INSN.
5652 (emit_notes_for_differences_1): Adjust. Handle values.
5653 (emit_notes_for_differences_2): Likewise.
5654 (emit_notes_for_differences): Adjust.
5655 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5656 Adjust. Handle new micro-ops.
5657 (vt_add_function_parameters): Adjust. Create and bind values.
5658 (vt_initialize): Adjust. Initialize scratch_regs and
5659 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5660 operations. Move some code to count_with_sets and add_with_sets.
5661 (delete_debug_insns): New.
5662 (vt_debug_insns_local): New.
5663 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5665 (var_tracking_main): If var-tracking-assignments is enabled
5666 but var-tracking isn't, delete debug insns and leave. Likewise
5667 if we exceed limits or fail the stack adjustments tests, and
5668 after all var-tracking processing.
5669 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5670 (dataflow_set): Add traversed_vars.
5671 (value_chain, const_value_chain): New typedefs.
5672 (value_chain_pool, value_chains): New variables.
5673 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5674 add_value_chains, add_cselib_value_chains, remove_value_chain,
5675 remove_value_chains, remove_cselib_value_chains): New functions.
5676 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5677 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5679 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5680 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5681 (dst_can_be_shared): New variable.
5682 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5683 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5684 different from set->vars, look up slot again instead of using the
5686 (dataflow_set_init): Initialize traversed_vars.
5687 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5688 lookup if set->vars is shared. Don't keep slot cleared before
5689 calling unshare_variable. Unshare set->vars if needed. Adjust
5690 unshare_variable callers. Clear dst_can_be_shared if needed.
5691 Even ->refcount == 1 vars must be unshared if set->vars is shared
5692 and var needs to be modified.
5693 (dataflow_set_union): Set traversed_vars during canonicalization.
5694 (VALUE_CHANGED, DECL_CHANGED): Define.
5695 (set_dv_changed, dv_changed_p): New static inlines.
5696 (track_expr_p): Clear DECL_CHANGED.
5697 (dump_dataflow_sets): Set it.
5698 (variable_was_changed): Call set_dv_changed.
5699 (emit_note_insn_var_location): Likewise.
5700 (changed_variables_stack): New variable.
5701 (check_changed_vars_1, check_changed_vars_2): New functions.
5702 (emit_notes_for_changes): Do nothing if changed_variables is
5703 empty. Traverse changed_variables with check_changed_vars_1,
5704 call check_changed_vars_2 on each changed_variables_stack entry.
5705 (emit_notes_in_bb): Add SET argument. Just clear it at the
5706 beginning, use it instead of local &set, don't destroy it at the end.
5707 (vt_emit_notes): Call dataflow_set_clear early on all
5708 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5709 computed set, dataflow_set_clear also VTI(bb)->in when we are
5710 done with the basic block. Initialize changed_variables_stack,
5711 free it afterwards. If ENABLE_CHECKING verify that after noting
5712 differences to an empty set value_chains hash table is empty.
5713 (vt_initialize): Initialize value_chains and value_chain_pool.
5714 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5715 (variable_tracking_main): Call dump_dataflow_sets before calling
5716 vt_emit_notes, not after it.
5717 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5718 (propagate_var_def_into_debug_stmts): Declare.
5719 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5720 (df_set_note): Reject debug insns.
5721 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5722 add notes to debug insns.
5723 (df_note_bb_compute): Adjust. Likewise.
5724 (df_simulate_uses): Skip debug insns.
5725 (df_simulate_initialize_backwards): Likewise.
5726 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5727 (subst_stack_regs_pat): Reject debug insns.
5728 (convert_regs_1): Handle debug insns.
5729 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5730 (print-rtl.o): Depend on cselib.h.
5731 (cselib.o): Depend on TREE_PASS_H.
5732 (var-tracking.o): Depend on cselib.h and TARGET_H.
5733 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5734 (init_ready_list): Skip boundary debug insns.
5735 (add_branch_dependences): Skip debug insns.
5736 (free_block_dependencies): Check for blocks with only debug insns.
5737 (compute_priorities): Likewise.
5738 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5739 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5741 (gimple_build_debug_bind_stat): New.
5742 (empty_body_p): Skip debug stmts.
5743 (gimple_has_side_effects): Likewise.
5744 (gimple_rhs_has_side_effects): Likewise.
5745 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5746 (gimple_build_debug_bind_stat): Declare.
5747 (gimple_build_debug_bind): Define.
5748 (is_gimple_debug): New.
5749 (gimple_debug_bind_p): New.
5750 (gimple_debug_bind_get_var): New.
5751 (gimple_debug_bind_get_value): New.
5752 (gimple_debug_bind_get_value_ptr): New.
5753 (gimple_debug_bind_set_var): New.
5754 (gimple_debug_bind_set_value): New.
5755 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5756 (gimple_debug_bind_reset_value): New.
5757 (gimple_debug_bind_has_value_p): New.
5758 (gsi_next_nondebug): New.
5759 (gsi_prev_nondebug): New.
5760 (gsi_start_nondebug_bb): New.
5761 (gsi_last_nondebug_bb): New.
5762 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5763 (print_insn): Handle DEBUG_INSN.
5764 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5765 of first insn prevail.
5766 (first_stmt): Skip debug stmts.
5767 (first_non_label_stmt): Likewise.
5768 (last_stmt): Likewise.
5769 (has_zero_uses_1): New.
5770 (single_imm_use_1): New.
5771 (verify_gimple_debug): New.
5772 (verify_types_in_gimple_stmt): Handle debug stmts.
5773 (verify_stmt): Likewise.
5774 (debug_loop_num): Skip debug stmts.
5775 (remove_edge_and_dominated_blocks): Remove dominators last.
5776 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5777 (linearize_expr): Likewise.
5778 * config/i386/i386.c (ix86_delegitimize_address): Call
5779 default implementation.
5780 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5781 (group_barrier_needed): Skip debug insns.
5782 (emit_insn_group_barriers): Likewise.
5783 (emit_all_insn_group_barriers): Likewise.
5784 (ia64_variable_issue): Handle debug insns.
5785 (ia64_dfa_new_cycle): Likewise.
5786 (final_emit_insn_group_barriers): Skip debug insns.
5787 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5788 def cfa without frame.
5789 (process_set): Likewise.
5790 (process_for_unwind_directive): Pass frame on.
5791 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5792 (rs6000_delegitimize_address): New.
5793 (rs6000_debug_adjust_cost): Handle debug insns.
5794 (is_microcoded_insn): Likewise.
5795 (is_cracked_insn): Likewise.
5796 (is_nonpipeline_insn): Likewise.
5797 (insn_must_be_first_in_group): Likewise.
5798 (insn_must_be_last_in_group): Likewise.
5799 (force_new_group): Likewise.
5800 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5801 contains only debug insns.
5802 (rtl_merge_blocks): Skip debug insns.
5803 (purge_dead_edges): Likewise.
5804 (rtl_block_ends_with_call_p): Skip debug insns.
5805 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5806 (mark_reg_dependencies): Skip debug insns.
5807 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5808 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5809 * tree-ssa-threadedge.c
5810 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5811 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5812 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5813 (copyprop_hardreg_forward_1): Handle debug insns.
5814 * reload1.c (reload): Skip debug insns. Replace unassigned
5815 pseudos in debug insns with their equivalences.
5816 (eliminate_regs_in_insn): Skip debug insns.
5817 (emit_input_reload_insns): Skip debug insns at first, adjust
5819 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5820 (get_indirect_ref_operands): Pass opf_no_vops on.
5821 (get_expr_operands): Likewise. Skip debug stmts.
5822 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5824 2009-09-01 Richard Henderson <rth@redhat.com>
5826 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5827 stmt_ends_pp_p statements at least once.
5828 * tree-vrp.c (vrp_initialize): Likewise.
5829 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5831 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5834 Fix AIX bootstrap after PR debug/30161
5835 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5836 that is a GNU extension.
5837 (tmpl_value_parm_die_table): Move the definition of this global
5838 outside #ifdef DWARF2_DEBUGGING_INFO region.
5840 2009-09-01 Richard Guenther <rguenther@suse.de>
5842 * tree.c (tree_expr_size): New function.
5843 * tree.h (tree_expr_size): Declare.
5844 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5845 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5846 * langhooks.c (lhd_expr_size): Remove.
5847 * langhooks.h (struct lang_hooks): Remove expr_size.
5848 * explow.c (expr_size): Use tree_expr_size.
5849 (int_expr_size): Likewise.
5850 * langhooks-def.h (lhd_expr_size): Remove.
5851 (LANG_HOOKS_EXPR_SIZE): Likewise.
5852 (LANG_HOOKS_INITIALIZER): Adjust.
5854 2009-09-01 Richard Guenther <rguenther@suse.de>
5856 * tree-flow.h (mark_addressable): Move declaration ...
5857 * tree.h (mark_addressable): ... here.
5858 * stmt.c (expand_asm_operands): Use mark_addressable, not
5859 lang_hooks.mark_addressable.
5860 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5861 LANG_HOOKS_MARK_ADDRESSABLE.
5862 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5863 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5865 2009-08-31 Chris Demetriou <cgd@google.com>
5867 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5868 vectorize if not TARGET_SSE2.
5870 2009-08-31 DJ Delorie <dj@redhat.com>
5872 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5873 registers if no coprocessor is enabled.
5875 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5878 * cgraph.h (cgraph_get_node): Declare ...
5879 * cgraph.c (cgraph_get_node): ... new function.
5880 * dwarf2out.c (gen_generic_params_dies,
5881 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5882 make_ith_pack_parameter_name,
5883 append_entry_to_tmpl_value_parm_die_table,
5884 gen_remaining_tmpl_value_param_die_attribute): New functions.
5885 (gen_subprogram_die): Generate debug info for template parameters
5886 if debug info level is higher than DINFO_LEVEL_TERSE.
5887 Use tree_add_const_value_attribute_for_decl instead of
5888 tree_add_const_value_attribute.
5889 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5890 instead of tree_add_const_value_attribute.
5891 (gen_struct_or_union_type_die): Generate debug
5892 info for template parameters if debug info level is higher than
5894 (tree_add_const_value_attribute): Handle integral and pointer
5895 constants. Update comment.
5896 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5897 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5898 (reference_to_unused): Fix thinko. Remove redundant predicates from
5900 (tree_add_const_value_attribute): Make this work for constant
5902 tree_add_const_value_attribute_for_decl is to be used for variable
5904 (add_location_or_const_value_attribute): Use
5905 tree_add_const_value_attribute_for_decl now.
5906 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5907 DW_TAG_template_value_param DIEs after function DIEs have been
5909 * langhooks.h (lang_hooks_for_types): Add
5910 get_argument_pack_elems.
5911 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5912 (lang_hooks): Added get_innermost_generic_parms,
5913 get_innermost_generic_args.
5914 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5915 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5916 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5917 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5919 2009-08-31 DJ Delorie <dj@redhat.com>
5921 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5922 it once we start generating the prologue or epilogue.
5923 (mep_call_saves_register): If the frame is locked, re-use
5925 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5926 (mep_expand_prologue): Call it.
5927 (mep_expand_epilogue): Likewise.
5928 (mep_start_function): Use the same logic as mep_expand_prologue.
5929 (mep_pass_by_reference): Make logic more readable.
5930 (mep_return_in_memory): Zero-sized objects are passed in memory.
5931 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5933 2009-08-31 Richard Guenther <rguenther@suse.de>
5935 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5936 to query if the memory regions for memmove overlap.
5937 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5938 asserts on pointers, instead deal with odd trees.
5939 (ptr_derefs_may_alias_p): Likewise.
5940 (refs_may_alias_p_1): Constructor bases also never alias.
5942 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5944 * doc/install.texi (Final install): Adjust reference on where to
5945 order printed manuals.
5947 2009-08-30 Olivier Hainque <hainque@adacore.com>
5949 * dwarf2out.c (switch_to_frame_table_section): Move
5950 definition prior to first use.
5952 2009-08-30 Richard Guenther <rguenther@suse.de>
5954 PR tree-optimization/41186
5955 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5956 (ao_ref_init_from_ptr_and_size): New function.
5957 (ref_maybe_used_by_call_p_1): Be more precise tracking
5958 used ranges for builtin functions.
5959 (ref_maybe_used_by_call_p): Adjust.
5960 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5961 ranges for builtin functions.
5962 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5964 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5967 * fwprop.c (get_reg_use_in): Delete.
5968 (free_load_extend): New function.
5969 (forward_propagate_subreg): Use it.
5971 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5973 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5975 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5978 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5981 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5983 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5984 fini or fini_array section.
5986 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5988 * graphite-dependences.c (graphite_legal_transform_bb): Call
5989 pbb_remove_duplicate_pdrs.
5990 * graphite-poly.c (can_collapse_pdr): Removed.
5991 (pdr_find_duplicate): Removed.
5992 (can_collapse_pdrs): New.
5993 (pbb_remove_duplicate_pdrs): New.
5994 (new_poly_dr): Do not look for duplicates.
5995 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5996 (PBB_PDR_DUPLICATES_REMOVED): New.
5997 (pbb_remove_duplicate_pdrs): Declared.
5999 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6001 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6002 the strides by multiplying by PDR_NB_REFS.
6003 * graphite-poly.c (can_collapse_pdr): New.
6004 (pdr_find_duplicate): New.
6005 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6006 Initialize PDR_NB_REFS.
6007 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6009 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6011 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6014 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6017 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6019 * graphite-dependences.c (pddr_original_scattering): Return NULL
6020 for read-read dependence relations.
6021 * graphite-poly.h (enum poly_dr_type): Fix comment.
6024 (pdr_may_write_p): New.
6026 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6028 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6029 (struct poly_dr): Same.
6030 (new_poly_dr): Same.
6031 * graphite-poly.c (new_poly_dr): Same.
6032 * graphite-dependences.c (dot_deps): Disable call to system.
6034 2009-08-28 Cary Coutant <ccoutant@google.com>
6037 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6038 struct/union/enum types local to a function.
6040 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6041 Sebastian Pop <sebastian.pop@amd.com>
6043 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6044 pbb_strip_mine_time_depth. Changed the implementation so that
6045 transformation is expressed as a transformation on
6046 time (scatttering) dimensions. Also, ensures that the 2d+1
6047 scheduling format is preserved.
6048 (pbb_strip_mine_profitable_p): Profitability is based on the
6049 iteration number of a given time (scattering) dimension,
6050 and not on a original loop depth dimension.
6051 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6052 (pbb_do_strip_mine): Call psct_dynamic_dim.
6053 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6054 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6055 (pbb_nb_dynamic_scattering_transform): New.
6056 (psct_dynamic_dim): New.
6058 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6060 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6061 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6062 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6063 * graphite-interchange.c (build_linearized_memory_access): Same.
6064 (memory_stride_in_loop): Same.
6066 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6068 * graphite-dependences.c (pddr_original_scattering): New.
6069 (graphite_legal_transform_dr): Call pddr_original_scattering.
6072 * graphite-dependences.h (dot_deps): Declared.
6073 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6074 (print_pdr): Print PDR_ID.
6075 * graphite-poly.h (struct poly_dr): Add field id.
6078 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6080 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6082 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6083 not delete the original dependence relation.
6085 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6087 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6088 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6089 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6090 (free_poly_ddr): New.
6091 (pddr_is_empty): New.
6092 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6093 (dependence_polyhedron): Same. Remove useless gcc_assert.
6095 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6096 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6097 * graphite-dependences.h (enum poly_dependence_kind): New.
6098 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6099 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6100 (PDRP_SINK): Renamed PDDR_SINK.
6101 (PDRP_DDP): Renamed PDDR_DDP.
6103 (free_poly_ddr): Declared.
6104 * graphite-poly.c (new_scop): Use the new hash function names.
6105 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6106 into original_pddrs.
6107 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6109 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6111 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6112 bounds with LT_EXPR to make niter analysis more precise on code
6113 generated by Graphite.
6115 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6117 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6118 (graphite_legal_transform_bb): Same.
6119 (poly_drs_may_alias_p): Same.
6121 2009-08-28 Richard Guenther <rguenther@suse.de>
6123 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6125 2009-08-28 Jan Beulich <jbeulich@novell.com>
6127 * config/i386/netware.c: Include langhooks.h.
6128 (i386_nlm_encode_section_info): Simplify.
6129 (netware_override_options): Delete.
6130 * config/i386/netware.h (netware_override_options): Delete
6132 (OVERRIDE_OPTIONS): Delete definition.
6133 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6134 (ASM_COMMENT_START): Define.
6135 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6137 2009-08-28 Jan Beulich <jbeulich@novell.com>
6139 * configure.ac: For in-tree ld, do a plain version check to
6140 determine whether comdat groups are supported.
6141 * configure: Regenerate.
6143 2009-08-28 Olivier Hainque <hainque@adacore.com>
6145 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6146 always defined. Reflect definition or absence of such for
6147 COLLECT_EXPORT_LIST. Readability helper.
6148 (scanfilter): New enum, to help control what symbols
6149 are to be considered or ignored by scan_prog_file.
6150 (enum pass): Rename as "scanpass", moved together with scanfilter
6151 prior to scan_prog_file's prototype.
6152 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6153 Group prototype with the scanpass/scanfilter definitions, factorize
6154 head comments for the several implementations at the prototype.
6155 (main): Reorganize the first pass link control to let AIX
6156 drag only the needed frame tables in executables. Prevent
6157 frame tables collection during the scan aimed at static ctors.
6158 Pre-link and scan for frame tables later to compensate.
6159 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6160 A C statement to issue assembly directives that create a reference
6161 to the given DWARF table identifier label from the current function
6163 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6164 to differentiate first time section entry. Only emit a .data
6165 tables start identifier label the first time around.
6166 (switch_to_frame_table_section): New function. Helper for
6167 output_call_frame_info to switch possibly BACK into the eh_frame
6168 or the debug_frame section depending on FOR_EH.
6169 (output_call_frame_info): Use helper to first enter the proper
6171 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6172 emit a link to the frame table start label from each function
6174 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6175 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6176 * config/rs6000/rs6000-protos.h: Declare it.
6177 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6179 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6181 * config/sh/sh.c (split_branches): Check the result of
6184 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6186 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6187 using -pthread -fopenmp
6189 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6191 * doc/service.texi (service directory): Update URL.
6193 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6195 PR rtl-optimization/40861
6196 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6197 extract word from a multi-word subreg for negative byte positions.
6199 2009-08-27 Tristan Gingold <gingold@adacore.com>
6200 Douglas B Rupp <rupp@gnat.com>
6202 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6203 (SECTION_VMS_OVERLAY): Define.
6204 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6206 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6208 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6209 common_object declarations.
6210 (ia64_section_type_flags): Set section flag for common_object.
6211 * config/ia64/ia64-protos.h
6212 (ia64_vms_output_aligned_decl_common): Declare.
6213 (ia64_vms_elf_asm_named_section): Declare.
6215 2009-08-27 Michael Matz <matz@suse.de>
6217 * expr.c (expand_expr_real_2): New function taking exploded
6218 unary or binary expression, split out from ...
6219 (expand_expr_real_1): ... here. Move over all unary/binary
6220 switch parts to above function, in particular these codes:
6221 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6222 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6223 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6224 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6225 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6226 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6227 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6228 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6229 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6230 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6231 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6232 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6233 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6234 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6235 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6236 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6237 VEC_PACK_FIX_TRUNC_EXPR.
6238 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6241 2009-08-27 Richard Guenther <rguenther@suse.de>
6243 * gengtype.c (main): Handle uint64_t.
6244 * ipa-utils.c (get_base_var): Indent properly.
6245 * tree-ssa-live.c (debug_scope_block): New function.
6246 * tree-flow.h (debug_scope_block): Declare.
6247 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6248 * basic-block.h (enum profile_status): Rename to
6249 enum profile_status_d.
6250 (x_profile_status): Adjust type.
6252 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6255 * dwarf2out.c (get_context_die): Declare this static function.
6256 (gen_type_die_with_usage): Make sure a DIE is a generated for
6257 the context of a typedef.
6259 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6261 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6264 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6266 * config/mips/mips-protos.h (mips_output_sync): Declare.
6267 (mips_sync_loop_insns): Likewise.
6268 (mips_output_sync_loop): Replace first two parameters with an rtx.
6269 * config/mips/mips.c (mips_multi_member): New structure.
6270 (mips_multi_members): New variable.
6271 (mips_multi_start): New function.
6272 (mips_multi_add): Likewise.
6273 (mips_multi_add_insn): Likewise.
6274 (mips_multi_add_label): Likewise.
6275 (mips_multi_last_index): Likewise.
6276 (mips_multi_copy_insn): Likewise.
6277 (mips_multi_set_operand): Likewise.
6278 (mips_multi_write): Likewise.
6279 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6280 (mips_init_print_operand_punct): Update accordingly.
6281 (mips_start_ll_sc_sync_block): New function.
6282 (mips_end_ll_sc_sync_block): Likewise.
6283 (mips_output_sync): Likewise.
6284 (mips_sync_insn1_template): Likewise.
6285 (mips_sync_insn2_template): Likewise.
6286 (mips_get_sync_operand): Likewise.
6287 (mips_process_sync_loop): Likewise.
6288 (mips_output_sync_loop): Use mips_process_sync_loop.
6289 (mips_sync_loop_insns): New function.
6290 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6291 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6292 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6293 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6294 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6295 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6296 (MIPS_SYNC_OLD_OP_12): Likewise.
6297 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6298 (MIPS_SYNC_NEW_OP_12): Likewise.
6299 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6300 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6301 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6302 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6303 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6304 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6305 * config/mips/mips.md (sync_mem): New attribute.
6306 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6307 (sync_exclusive_mask, sync_required_oldval): Likewise.
6308 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6309 (sync_release_barrier): Likewise.
6310 (length): Handle sync loops.
6311 (sync): Use mips_output_sync.
6312 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6313 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6314 and use mips_output_sync_loop.
6315 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6316 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6317 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6318 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6319 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6320 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6321 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6322 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6323 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6325 2009-08-26 Richard Guenther <rguenther@suse.de>
6328 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6329 the types to not match.
6330 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6332 * tree-ssa.c (useless_type_conversion_p): Conversions to
6333 pointers to unprototyped functions are useless.
6335 2009-08-26 Richard Guenther <rguenther@suse.de>
6337 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6338 whole-program condition, prepare to be called for non-globals.
6339 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6340 params build a representative with known type and track its fields.
6342 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6344 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6345 clearing by a taken branch.
6346 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6347 effectively after bbro pass.
6348 (sync_nand<mode>): Ditto.
6349 (sync_old_<fetchop_name><mode>): Ditto.
6350 (sync_old_nand<mode>): Ditto.
6351 (sync_new_<fetchop_name><mode>): Dito.
6352 (sync_new_nand<mode>): Ditto.
6353 (sync_compare_and_swap<mode>_1): Ditto.
6354 (*sync_compare_and_swap<mode>): Ditto.
6355 (sync_lock_test_and_set<mode>_1): Ditto.
6356 ("sync_lock_test_and_set<mode>): Ditto.
6358 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6360 * hwint.h (HOST_LONG_FORMAT): New macro
6361 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6362 Use HOST_PTR_PRINTF.
6363 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6364 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6365 (HOST_PTR_PRINTF): Document.
6367 2009-08-25 Jan Hubicka <jh@suse.cz>
6369 * config/i386/bmmintrin.h: Replace by #error.
6372 Michael Meissner <michael.meissner@amd.com>
6373 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6374 Tony Linthicum <tony.linthicum@amd.com>
6376 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6377 (TARGET_ROUND): New macro for the round/ptest instructions which
6378 are shared between SSE4.1 and SSE5.
6379 (OPTION_MASK_ISA_ROUND): Ditto.
6380 (OPTION_ISA_ROUND): Ditto.
6381 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6382 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6384 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6385 (-mfused-madd): New switch to give users control over whether the
6386 compiler optimizes to use the multiply/add SSE5 instructions.
6388 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6389 (ix86_handle_option): Turn off 3dnow if -msse5.
6390 (override_options): Add SSE5 support.
6391 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6393 (ix86_expand_sse_movcc): Add SSE5 support.
6394 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6395 vector type to the next largest size.
6396 (ix86_expand_sse5_pack): New function to use pperm to pack a
6397 vector type to the next smallest size.
6398 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6399 (IX86_BUILTIN_FMADDSD): Ditto.
6400 (IX86_BUILTIN_FMADDPS): Ditto.
6401 (IX86_BUILTIN_FMADDPD): Ditto.
6402 (IX86_BUILTIN_FMSUBSS): Ditto.
6403 (IX86_BUILTIN_FMSUBSD): Ditto.
6404 (IX86_BUILTIN_FMSUBPS): Ditto.
6405 (IX86_BUILTIN_FMSUBPD): Ditto.
6406 (IX86_BUILTIN_FNMADDSS): Ditto.
6407 (IX86_BUILTIN_FNMADDSD): Ditto.
6408 (IX86_BUILTIN_FNMADDPS): Ditto.
6409 (IX86_BUILTIN_FNMADDPD): Ditto.
6410 (IX86_BUILTIN_FNMSUBSS): Ditto.
6411 (IX86_BUILTIN_FNMSUBSD): Ditto.
6412 (IX86_BUILTIN_FNMSUBPS): Ditto.
6413 (IX86_BUILTIN_FNMSUBPD): Ditto.
6414 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6415 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6416 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6417 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6418 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6419 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6420 (IX86_BUILTIN_PPERM): Ditto.
6421 (IX86_BUILTIN_PERMPS): Ditto.
6422 (IX86_BUILTIN_PERMPD): Ditto.
6423 (IX86_BUILTIN_PMACSSWW): Ditto.
6424 (IX86_BUILTIN_PMACSWW): Ditto.
6425 (IX86_BUILTIN_PMACSSWD): Ditto.
6426 (IX86_BUILTIN_PMACSWD): Ditto.
6427 (IX86_BUILTIN_PMACSSDD): Ditto.
6428 (IX86_BUILTIN_PMACSDD): Ditto.
6429 (IX86_BUILTIN_PMACSSDQL): Ditto.
6430 (IX86_BUILTIN_PMACSSDQH): Ditto.
6431 (IX86_BUILTIN_PMACSDQL): Ditto.
6432 (IX86_BUILTIN_PMACSDQH): Ditto.
6433 (IX86_BUILTIN_PMADCSSWD): Ditto.
6434 (IX86_BUILTIN_PMADCSWD): Ditto.
6435 (IX86_BUILTIN_PHADDBW): Ditto.
6436 (IX86_BUILTIN_PHADDBD): Ditto.
6437 (IX86_BUILTIN_PHADDBQ): Ditto.
6438 (IX86_BUILTIN_PHADDWD): Ditto.
6439 (IX86_BUILTIN_PHADDWQ): Ditto.
6440 (IX86_BUILTIN_PHADDDQ): Ditto.
6441 (IX86_BUILTIN_PHADDUBW): Ditto.
6442 (IX86_BUILTIN_PHADDUBD): Ditto.
6443 (IX86_BUILTIN_PHADDUBQ): Ditto.
6444 (IX86_BUILTIN_PHADDUWD): Ditto.
6445 (IX86_BUILTIN_PHADDUWQ): Ditto.
6446 (IX86_BUILTIN_PHADDUDQ): Ditto.
6447 (IX86_BUILTIN_PHSUBBW): Ditto.
6448 (IX86_BUILTIN_PHSUBWD): Ditto.
6449 (IX86_BUILTIN_PHSUBDQ): Ditto.
6450 (IX86_BUILTIN_PROTB): Ditto.
6451 (IX86_BUILTIN_PROTW): Ditto.
6452 (IX86_BUILTIN_PROTD): Ditto.
6453 (IX86_BUILTIN_PROTQ): Ditto.
6454 (IX86_BUILTIN_PROTB_IMM): Ditto.
6455 (IX86_BUILTIN_PROTW_IMM): Ditto.
6456 (IX86_BUILTIN_PROTD_IMM): Ditto.
6457 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6458 (IX86_BUILTIN_PSHLB): Ditto.
6459 (IX86_BUILTIN_PSHLW): Ditto.
6460 (IX86_BUILTIN_PSHLD): Ditto.
6461 (IX86_BUILTIN_PSHLQ): Ditto.
6462 (IX86_BUILTIN_PSHAB): Ditto.
6463 (IX86_BUILTIN_PSHAW): Ditto.
6464 (IX86_BUILTIN_PSHAD): Ditto.
6465 (IX86_BUILTIN_PSHAQ): Ditto.
6466 (IX86_BUILTIN_FRCZSS): Ditto.
6467 (IX86_BUILTIN_FRCZSD): Ditto.
6468 (IX86_BUILTIN_FRCZPS): Ditto.
6469 (IX86_BUILTIN_FRCZPD): Ditto.
6470 (IX86_BUILTIN_CVTPH2PS): Ditto.
6471 (IX86_BUILTIN_CVTPS2PH): Ditto.
6472 (IX86_BUILTIN_COMEQSS): Ditto.
6473 (IX86_BUILTIN_COMNESS): Ditto.
6474 (IX86_BUILTIN_COMLTSS): Ditto.
6475 (IX86_BUILTIN_COMLESS): Ditto.
6476 (IX86_BUILTIN_COMGTSS): Ditto.
6477 (IX86_BUILTIN_COMGESS): Ditto.
6478 (IX86_BUILTIN_COMUEQSS): Ditto.
6479 (IX86_BUILTIN_COMUNESS): Ditto.
6480 (IX86_BUILTIN_COMULTSS): Ditto.
6481 (IX86_BUILTIN_COMULESS): Ditto.
6482 (IX86_BUILTIN_COMUGTSS): Ditto.
6483 (IX86_BUILTIN_COMUGESS): Ditto.
6484 (IX86_BUILTIN_COMORDSS): Ditto.
6485 (IX86_BUILTIN_COMUNORDSS): Ditto.
6486 (IX86_BUILTIN_COMFALSESS): Ditto.
6487 (IX86_BUILTIN_COMTRUESS): Ditto.
6488 (IX86_BUILTIN_COMEQSD): Ditto.
6489 (IX86_BUILTIN_COMNESD): Ditto.
6490 (IX86_BUILTIN_COMLTSD): Ditto.
6491 (IX86_BUILTIN_COMLESD): Ditto.
6492 (IX86_BUILTIN_COMGTSD): Ditto.
6493 (IX86_BUILTIN_COMGESD): Ditto.
6494 (IX86_BUILTIN_COMUEQSD): Ditto.
6495 (IX86_BUILTIN_COMUNESD): Ditto.
6496 (IX86_BUILTIN_COMULTSD): Ditto.
6497 (IX86_BUILTIN_COMULESD): Ditto.
6498 (IX86_BUILTIN_COMUGTSD): Ditto.
6499 (IX86_BUILTIN_COMUGESD): Ditto.
6500 (IX86_BUILTIN_COMORDSD): Ditto.
6501 (IX86_BUILTIN_COMUNORDSD): Ditto.
6502 (IX86_BUILTIN_COMFALSESD): Ditto.
6503 (IX86_BUILTIN_COMTRUESD): Ditto.
6504 (IX86_BUILTIN_COMEQPS): Ditto.
6505 (IX86_BUILTIN_COMNEPS): Ditto.
6506 (IX86_BUILTIN_COMLTPS): Ditto.
6507 (IX86_BUILTIN_COMLEPS): Ditto.
6508 (IX86_BUILTIN_COMGTPS): Ditto.
6509 (IX86_BUILTIN_COMGEPS): Ditto.
6510 (IX86_BUILTIN_COMUEQPS): Ditto.
6511 (IX86_BUILTIN_COMUNEPS): Ditto.
6512 (IX86_BUILTIN_COMULTPS): Ditto.
6513 (IX86_BUILTIN_COMULEPS): Ditto.
6514 (IX86_BUILTIN_COMUGTPS): Ditto.
6515 (IX86_BUILTIN_COMUGEPS): Ditto.
6516 (IX86_BUILTIN_COMORDPS): Ditto.
6517 (IX86_BUILTIN_COMUNORDPS): Ditto.
6518 (IX86_BUILTIN_COMFALSEPS): Ditto.
6519 (IX86_BUILTIN_COMTRUEPS): Ditto.
6520 (IX86_BUILTIN_COMEQPD): Ditto.
6521 (IX86_BUILTIN_COMNEPD): Ditto.
6522 (IX86_BUILTIN_COMLTPD): Ditto.
6523 (IX86_BUILTIN_COMLEPD): Ditto.
6524 (IX86_BUILTIN_COMGTPD): Ditto.
6525 (IX86_BUILTIN_COMGEPD): Ditto.
6526 (IX86_BUILTIN_COMUEQPD): Ditto.
6527 (IX86_BUILTIN_COMUNEPD): Ditto.
6528 (IX86_BUILTIN_COMULTPD): Ditto.
6529 (IX86_BUILTIN_COMULEPD): Ditto.
6530 (IX86_BUILTIN_COMUGTPD): Ditto.
6531 (IX86_BUILTIN_COMUGEPD): Ditto.
6532 (IX86_BUILTIN_COMORDPD): Ditto.
6533 (IX86_BUILTIN_COMUNORDPD): Ditto.
6534 (IX86_BUILTIN_COMFALSEPD): Ditto.
6535 (IX86_BUILTIN_COMTRUEPD): Ditto.
6536 (IX86_BUILTIN_PCOMEQUB): Ditto.
6537 (IX86_BUILTIN_PCOMNEUB): Ditto.
6538 (IX86_BUILTIN_PCOMLTUB): Ditto.
6539 (IX86_BUILTIN_PCOMLEUB): Ditto.
6540 (IX86_BUILTIN_PCOMGTUB): Ditto.
6541 (IX86_BUILTIN_PCOMGEUB): Ditto.
6542 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6543 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6544 (IX86_BUILTIN_PCOMEQUW): Ditto.
6545 (IX86_BUILTIN_PCOMNEUW): Ditto.
6546 (IX86_BUILTIN_PCOMLTUW): Ditto.
6547 (IX86_BUILTIN_PCOMLEUW): Ditto.
6548 (IX86_BUILTIN_PCOMGTUW): Ditto.
6549 (IX86_BUILTIN_PCOMGEUW): Ditto.
6550 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6551 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6552 (IX86_BUILTIN_PCOMEQUD): Ditto.
6553 (IX86_BUILTIN_PCOMNEUD): Ditto.
6554 (IX86_BUILTIN_PCOMLTUD): Ditto.
6555 (IX86_BUILTIN_PCOMLEUD): Ditto.
6556 (IX86_BUILTIN_PCOMGTUD): Ditto.
6557 (IX86_BUILTIN_PCOMGEUD): Ditto.
6558 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6559 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6560 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6561 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6562 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6563 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6564 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6565 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6566 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6567 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6568 (IX86_BUILTIN_PCOMEQB): Ditto.
6569 (IX86_BUILTIN_PCOMNEB): Ditto.
6570 (IX86_BUILTIN_PCOMLTB): Ditto.
6571 (IX86_BUILTIN_PCOMLEB): Ditto.
6572 (IX86_BUILTIN_PCOMGTB): Ditto.
6573 (IX86_BUILTIN_PCOMGEB): Ditto.
6574 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6575 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6576 (IX86_BUILTIN_PCOMEQW): Ditto.
6577 (IX86_BUILTIN_PCOMNEW): Ditto.
6578 (IX86_BUILTIN_PCOMLTW): Ditto.
6579 (IX86_BUILTIN_PCOMLEW): Ditto.
6580 (IX86_BUILTIN_PCOMGTW): Ditto.
6581 (IX86_BUILTIN_PCOMGEW): Ditto.
6582 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6583 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6584 (IX86_BUILTIN_PCOMEQD): Ditto.
6585 (IX86_BUILTIN_PCOMNED): Ditto.
6586 (IX86_BUILTIN_PCOMLTD): Ditto.
6587 (IX86_BUILTIN_PCOMLED): Ditto.
6588 (IX86_BUILTIN_PCOMGTD): Ditto.
6589 (IX86_BUILTIN_PCOMGED): Ditto.
6590 (IX86_BUILTIN_PCOMFALSED): Ditto.
6591 (IX86_BUILTIN_PCOMTRUED): Ditto.
6592 (IX86_BUILTIN_PCOMEQQ): Ditto.
6593 (IX86_BUILTIN_PCOMNEQ): Ditto.
6594 (IX86_BUILTIN_PCOMLTQ): Ditto.
6595 (IX86_BUILTIN_PCOMLEQ): Ditto.
6596 (IX86_BUILTIN_PCOMGTQ): Ditto.
6597 (IX86_BUILTIN_PCOMGEQ): Ditto.
6598 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6599 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6600 (enum multi_arg_type): New enum for describing the various SSE5
6601 intrinsic argument types.
6602 (bdesc_multi_arg): New table for SSE5 intrinsics.
6603 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6604 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6606 (ix86_expand_builtin): Add SSE5 intrinsic support.
6607 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6608 operand instructions.
6609 (ix86_expand_sse5_multiple_memory): New function to split the
6610 second memory reference from SSE5 instructions.
6611 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6612 (ix86_return_pops_args): Use stdarg_p to determine if the function
6613 has variable arguments.
6614 (ix86_setup_incoming_varargs): Ditto.
6615 (x86_this_parameter): Ditto.
6617 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6619 (ix86_expand_sse5_pack): Ditto.
6620 (ix86_sse5_valid_op_p): Ditto.
6621 (ix86_expand_sse5_multiple_memory): Ditto.
6623 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6624 constant for SSE5 support.
6625 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6626 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6627 (UNSPEC_SSE5_PERMUTE): Ditto.
6628 (UNSPEC_SSE5_ASHIFT): Ditto.
6629 (UNSPEC_SSE5_LSHIFT): Ditto.
6630 (UNSPEC_FRCZ): Ditto.
6631 (UNSPEC_CVTPH2PS): Ditto.
6632 (UNSPEC_CVTPS2PH): Ditto.
6633 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6635 (COM_FALSE_S): Ditto.
6636 (COM_FALSE_P): Ditto.
6637 (COM_TRUE_S): Ditto.
6638 (COM_TRUE_P): Ditto.
6639 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6640 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6642 (memory attribute): Ditto.
6643 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6644 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6645 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6646 (floor<mode>2): Ditto.
6647 (ceil<mode>2): Ditto.
6648 (btrunc<mode>2): Ditto.
6649 (nearbyintdf2): Ditto.
6650 (nearbyintsf2): Ditto.
6651 (sse_setccsf): Disable if SSE5.
6652 (sse_setccdf): Ditto.
6653 (sse5_setcc<mode>): New support for SSE5 conditional move.
6654 (sse5_pcmov_<mode>): Ditto.
6656 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6658 (SSEMODEF2P): Ditto.
6659 (ssemodesuffixf4): New mode attribute for SSE5.
6660 (ssemodesuffixf2s): Ditto.
6661 (ssemodesuffixf2c): Ditto.
6662 (sserotatemax): Ditto.
6663 (ssescalarmode): Ditto.
6664 (sse_maskcmpv4sf3): Disable if SSE5.
6665 (sse_maskcmpv2df3): Ditto.
6666 (sse_vmmaskcmpv4sf3): Ditto.
6667 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6668 (sse5_vmfmadd<mode>4): Ditto.
6669 (sse5_fmsub<mode>4): Ditto.
6670 (sse5_vmfmsub<mode>4): Ditto.
6671 (sse5_fnmadd<mode>4): Ditto.
6672 (sse5_vmfnmadd<mode>4): Ditto.
6673 (sse5_fnmsub<mode>4): Ditto.
6674 (sse5_vmfnmsub<mode>4): Ditto.
6675 (sse5i_fmadd<mode>4): Ditto.
6676 (sse5i_fmsub<mode>4): Ditto.
6677 (sse5i_fnmadd<mode>4): Ditto.
6678 (sse5i_fnmsub<mode>4): Ditto.
6679 (sse5i_vmfmadd<mode>4): Ditto.
6680 (sse5i_vmfmsub<mode>4): Ditto.
6681 (sse5i_vmfnmadd<mode>4): Ditto.
6682 (sse5i_vmfnmsub<mode>4): Ditto.
6683 (mulv16qi3): Add SSE5 support.
6685 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6686 (sse2_mulv4si3): Disable if SSE5.
6687 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6688 (sse4_1_roundps): Ditto.
6689 (sse4_1_roundsd): Ditto.
6690 (sse4_1_roundss): Ditto.
6691 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6693 (sse_maskcmpsf3): Ditto.
6694 (sse_vmmaskcmpv4sf3): Ditto.
6695 (sse2_maskcmpv2df3): Ditto.
6696 (sse2_maskcmpdf3): Ditto.
6697 (sse2_vmmaskcmpv2df3): Ditto.
6698 (sse2_eq<mode>3): Ditto.
6699 (sse2_gt<mode>3): Ditto.
6700 (sse5_pcmov_<mode>): Add SSE5 support.
6701 (vec_unpacku_hi_v16qi): Ditto.
6702 (vec_unpacks_hi_v16qi): Ditto.
6703 (vec_unpacku_lo_v16qi): Ditto.
6704 (vec_unpacks_lo_v16qi): Ditto.
6705 (vec_unpacku_hi_v8hi): Ditto.
6706 (vec_unpacks_hi_v8hi): Ditto.
6707 (vec_unpacku_lo_v8hi): Ditto.
6708 (vec_unpacks_lo_v8hi): Ditto.
6709 (vec_unpacku_hi_v4si): Ditto.
6710 (vec_unpacks_hi_v4si): Ditto.
6711 (vec_unpacku_lo_v4si): Ditto.
6712 (vec_unpacks_lo_v4si): Ditto.
6713 (sse5_pmacsww): New SSE5 intrinsic insn.
6714 (sse5_pmacssww): Ditto.
6715 (sse5_pmacsdd): Ditto.
6716 (sse5_pmacssdd): Ditto.
6717 (sse5_pmacssdql): Ditto.
6718 (sse5_pmacssdqh): Ditto.
6719 (sse5_pmacsdqh): Ditto.
6720 (sse5_pmacsswd): Ditto.
6721 (sse5_pmacswd): Ditto.
6722 (sse5_pmadcsswd): Ditto.
6723 (sse5_pmadcswd): Ditto.
6724 (sse5_pcmov_<move>): Conditional move support on SSE5.
6725 (sse5_phaddbw): New SSE5 intrinsic insn.
6726 (sse5_phaddbd): Ditto.
6727 (sse5_phaddbq): Ditto.
6728 (sse5_phaddwd): Ditto.
6729 (sse5_phaddwq): Ditto.
6730 (sse5_phadddq): Ditto.
6731 (sse5_phaddubw): Ditto.
6732 (sse5_phaddubd): Ditto.
6733 (sse5_phaddubq): Ditto.
6734 (sse5_phadduwd): Ditto.
6735 (sse5_phadduwq): Ditto.
6736 (sse5_phaddudq): Ditto.
6737 (sse5_phsubbw): Ditto.
6738 (sse5_phsubwd): Ditto.
6739 (sse5_phsubdq): Ditto.
6740 (sse5_pperm): Ditto.
6741 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6742 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6743 (sse5_pperm_sign_v8hi_v4si): Ditto.
6744 (sse5_pperm_zero_v8hi_v4si): Ditto.
6745 (sse5_pperm_sign_v4si_v2di): Ditto.
6746 (sse5_pperm_sign_v4si_v2di): Ditto.
6747 (sse5_pperm_pack_v2di_v4si): Ditto.
6748 (sse5_pperm_pack_v4si_v8hi): Ditto.
6749 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6750 (sse5_perm<mode>): New SSE5 intrinsic insn.
6751 (rotl<mode>3): Ditto.
6752 (sse5_rotl<mode>3): Ditto.
6753 (sse5_ashl<mode>3): Ditto.
6754 (sse5_lshl<mode>3): Ditto.
6755 (sse5_frcz<mode>2): Ditto.
6756 (sse5s_frcz<mode>2): Ditto.
6757 (sse5_cvtph2ps): Ditto.
6758 (sse5_cvtps2ph): Ditto.
6759 (sse5_vmmaskcmp<mode>3): Ditto.
6760 (sse5_com_tf<mode>3): Ditto.
6761 (sse5_maskcmp<mode>3): Ditto.
6762 (sse5_maskcmp_uns<mode>3): Ditto.
6763 (sse5_maskcmp_uns2<mode>3): Ditto.
6764 (sse5_pcom_tf<mode>3): Ditto.
6766 * config/i386/predicates.md (sse5_comparison_float_operator):
6767 New predicate to match the comparison operators supported by
6768 the SSE5 com instruction.
6769 (ix86_comparison_int_operator): New predicate to match just the
6770 signed int comparisons.
6771 (ix86_comparison_uns_operator): New predicate to match just the
6772 unsigned int comparisons.
6774 * doc/invoke.texi (-msse5): Add documentation.
6775 (-mfused-madd): Ditto.
6777 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6779 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6781 (x86_64-*-*): Ditto.
6783 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6785 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6786 intrinisics for SSE5.
6788 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6791 * config/i386/mmintrin-common.h: New file, to contain common
6792 instructions between SSE4.1 and SSE5.
6794 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6795 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6796 (gen_regparm_prefix): Ditto.
6798 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6799 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6800 prototype_p to determine if a function is prototyped.
6802 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6804 * c-common.c (c_common_reswords) add the alignof keyword,
6805 with same RID as __alignof and __alignof__
6807 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6809 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6810 * hooks.c (hook_bool_const_int_const_int_true): New function.
6811 * target.h (struct gcc_target): Add can_eliminate field.
6812 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6813 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6814 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6815 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6816 (elim_table): Revise comment.
6817 * system.h (CAN_ELIMINATE): Poison.
6818 * defaults.h (CAN_ELIMINATE): Remove.
6819 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6821 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6822 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6824 (alpha_vms_can_eliminate): Declare as static, change return type to
6826 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6828 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6829 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6830 (arm_can_eliminate): New function.
6832 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6833 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6834 (avr_can_eliminate): Declare as static.
6835 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6837 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6838 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6839 (bfin_can_eliminate): New function.
6841 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6842 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6843 (crx_can_eliminate): New function.
6845 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6846 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6847 (fr30_can_eliminate): New function.
6849 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6850 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6851 (frv_can_eliminate): New function.
6853 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6854 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6855 (h8300_can_eliminate): New function.
6857 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6858 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6859 (i386_can_eliminate): Declare as static, change return type to bool.
6860 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6862 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6863 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6864 (ia64_can_eliminate): New function.
6866 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6867 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6868 (iq2000_can_eliminate): New function.
6870 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6871 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6872 (m32r_can_eliminate): New function.
6874 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6875 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6876 (m68hc11_can_eliminate): New function.
6878 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6879 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6880 (m68k_can_eliminate): New function.
6882 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6883 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6884 (mep_can_eliminate): New function.
6886 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6887 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6888 (mips_can_eliminate): New function.
6890 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6891 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6892 (rs6000_can_eliminate): New function.
6894 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6895 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6896 (s390_can_eliminate): Declare as static.
6897 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6899 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6900 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6901 (score_can_eliminate): New function.
6903 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6904 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6905 (sparc_can_eliminate): Declare as static.
6906 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6908 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6909 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6910 (xstormy16_can_eliminate): New function.
6912 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6913 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6914 (v850_can_eliminate): New function.
6916 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6918 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6919 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6920 (*movdfcc_ext[1234]): Disable for IEEE mode.
6922 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6924 * gimplify.c (prepare_gimple_addressable): New static function.
6925 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6927 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6928 manually fiddling with it.
6930 2009-08-25 Michael Matz <matz@suse.de>
6932 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6933 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6935 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6936 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6937 (do_jump): Split out code for simple binary comparisons into ...
6938 (do_jump_1): ... this, taking the individual operands and code.
6939 Change callers to helper function above accordingly.
6940 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6943 2009-08-25 Michael Matz <matz@suse.de>
6945 * expr.h (struct separate_ops, sepops): New type for passing
6946 around an exploded simple expression.
6947 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6948 Use this structure instead of expression tree.
6949 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6950 expression, only its type.
6951 (expand_vec_cond_expr): Take type and individual operands instead
6953 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6954 expand_vec_shift_expr): Change prototype accordingly.
6955 * tree-vect-stmts.c (vectorizable_condition): Change call of
6956 expand_vec_cond_expr_p to pass only type.
6957 * expr.c (do_store_flags): Change prototype and implementation
6958 to take an exploded expression.
6959 (expand_expr_real_1): New local ops initialized with details
6960 of the full expression. Use it instead of full
6961 expression in calls to do_store_flags, expand_vec_cond_expr,
6962 expand_widen_pattern_expr and expand_vec_shift_expr.
6964 2009-08-25 Michael Matz <matz@suse.de>
6966 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6967 treeop2 initialized with first three operands of the full expression.
6968 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6970 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6972 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6973 (__gthread_objc_condition_allocate): Mark arguments as unused.
6974 (__gthread_objc_condition_deallocate): Likewise.
6975 (__gthread_objc_condition_wait): Likewise.
6976 (__gthread_objc_condition_broadcast): Likewise.
6977 (__gthread_objc_condition_signal): Likewise.
6978 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6979 (__gthread_objc_thread_id): Likewise.
6981 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6984 * tree-pretty-print.c (print_call_name): Print the correct call name
6985 for procedure pointer components.
6987 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6989 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6990 default_promote_function_mode when not VMS.
6992 2009-08-24 Olivier Hainque <hainque@adacore.com>
6994 * convert.c (convert_to_integer): Don't assume an input pointer is
6995 POINTER_SIZE wide. Fetch from the type instead.
6997 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6999 * configure.ac (AC_PREREQ): Bump to 2.64.
7001 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7003 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7004 (process_command): Don't search standard_exec_prefix_1 and
7005 standard_exec_prefix_2.
7007 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7009 * config/arm/arm.c (output_return_instruction): Handle for
7012 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7014 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7016 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7018 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7019 (*arm_movdf_vfp): Likewise.
7021 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7023 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7024 (vashr<mode>3): Rename from ashr<mode>3.
7025 (vlshr<mode>3): Rename from lshr<mode>3.
7027 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7030 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7031 (check_format_info_main): Use scalar_identify_flag.
7032 (check_format_types): Check for scalar size identity if
7033 scalar_identify_flag is set.
7034 (printf_length_specs): Extend by new field.
7035 (asm_fprintf_length_specs): Likewise.
7036 (gcc_diag_length_specs): Likewise.
7037 (scanf_length_specs): Likewise.
7038 (strfmon_length_specs): Likewise.
7039 (gcc_gfc_length_specs): Likewise.
7040 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7041 (ms_printf_flag_specs): Likewise.
7042 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7044 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7047 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7048 (*call_value_pop_1): Ditto.
7049 (*sibcall_pop_1): New insn pattern.
7050 (*sibcall_value_pop_1): Ditto.
7052 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7055 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7058 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7061 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7062 (get_reg_use_in): New function.
7063 (forward_propagate_subreg): Propagate through subreg of zero_extend
7066 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7068 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7069 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7071 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7073 * configure.ac: Remove --with-datarootdir, --with-docdir,
7074 --with-htmldir switches. No need to call AC_SUBST for
7075 datarootdir, docdir, htmldir any more.
7076 * configure: Regenerate.
7077 * doc/install.texi (Configuration): Document --datarootdir,
7078 --docdir, --htmldir, --pdfdir; update documentation for
7079 --infodir, --mandir.
7080 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7083 * aclocal.m4: Regenerate.
7084 * config.in: Regenerate.
7085 * configure: Regenerate.
7087 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7088 Olivier Hainque <hainque@adacore.com>
7090 * config/ia64/ia64.c: Include libfuncs.h.
7091 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7092 (ia64_expand_call): Use reg 25 on VMS.
7093 (ia64_initialize_trampoline): Fix for VMS ABI.
7094 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7095 (ia64_function_arg): Initialize reg 25 on VMS.
7096 Fix OpenVMS ABI issues for varargs.
7097 For OpenVMS, emit the Argument Information register set in the
7098 incoming/sibcall case as well.
7099 (ia64_arg_type): New function.
7100 (ia64_function_arg_advance): Keep track of cum->words.
7101 Fix OpenVMS ABI issues for varargs.
7102 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7103 (ia64_override_options): Set flag_no_common on VMS.
7104 (ia64_init_builtins): Disable FWRITE builtin.
7105 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7106 (ia64_vms_init_libfuncs): Add decc$ routines.
7107 (ia64_vms_valid_pointer_mode): New function.
7108 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7109 (ia64_promote_function_mode): New function
7110 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7111 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7112 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7113 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7114 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7115 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7116 Suppress trailing '#' if VALUE is numeric.
7117 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7118 ia64_promote_function_mode.
7119 (TARGET_VALID_POINTER_MODE): Define.
7121 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7124 * config/rs6000/rs6000.c (rs6000_override_options): Use
7125 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7128 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7129 reporting of vector + decimal/boolean/complex error.
7131 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7133 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7134 __vector double TYPE_DECL.
7136 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7138 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7139 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7140 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7141 to pointer to enum machine_mode. Update all callers as needed.
7143 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7145 * config/alpha/alpha.md (exception_receiver): Emit alternative
7146 GP load sequence if flag_reorder_blocks_and_partition is set.
7147 (*exception_receiver_2): Also enable when
7148 flag_reorder_blocks_and_partition is set.
7150 2009-08-20 Matt Rice <ratmice@gmail.com>
7151 Diego Novillo <dnovillo@google.com>
7153 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7156 2009-08-20 Richard Guenther <rguenther@suse.de>
7158 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7159 * c-tree.h (c_dup_lang_specific_decl): Remove.
7160 (struct lang_decl, struct lang_type): Move definitions ...
7161 * c-lang.h: ... here. New file.
7162 * c-decl.c: Include c-lang.h.
7163 (c_dup_lang_specific_decl): Remove.
7164 * c-typeck.c: Include c-lang.h.
7165 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7166 (c-typeck.o): Likewise.
7167 * c-config-lang.in (gtfiles): Add c-lang.h.
7168 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7171 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7173 * config/alpha/alpha.c (alpha_end_function): Do not clear
7174 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7175 this is now handled in generic code.
7177 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7179 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7180 (s390_z10_fix_long_loop_prediction): New function.
7181 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7182 (s390_reorg): Walk over the INSNs and invoke
7183 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7185 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7187 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7188 "*brx_64bit", "*brx_31bit"): New patterns.
7189 * config/s390/s390.c ('E'): New output modifier.
7191 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7192 Richard Earnshaw <richard.earnshaw@arm.com>
7194 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7195 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7197 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7199 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7201 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7202 for mode mode of operand0 when doing secondary reload for SAR.
7204 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7207 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7208 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7210 2009-08-19 Jason Merrill <jason@redhat.com>
7212 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7213 supported template depth in C++0x.
7215 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7217 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7218 free_after_compilation.
7219 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7220 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7221 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7222 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7223 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7224 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7225 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7227 2009-08-19 Ian Lance Taylor <iant@google.com>
7229 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7230 of (plus (mult (neg B) C) A).
7232 2009-08-18 Michael Matz <matz@suse.de>
7234 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7235 instead of comparing TYPE_MAIN_VARIANT for equality.
7236 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7237 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7238 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7239 * gimplify.c (goa_lhs_expr_p): Ditto and use
7240 STRIP_USELESS_TYPE_CONVERSION.
7242 2009-08-18 Michael Matz <matz@suse.de>
7244 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7245 first field in a struct.
7246 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7248 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7250 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7251 locators before emit_insn is called. Remove assert that
7253 (alpha_end_function): Clear crtl->emit structure and free insn
7254 locators if cfun->is_thunk is true.
7256 2009-08-18 Jason Merrill <jason@redhat.com>
7258 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7260 * configure.ac: Test for it.
7261 * configure, config.in: Regenerate.
7262 * doc/install.texi: Document --enable-gnu-unique-object.
7264 2009-08-18 Richard Guenther <rguenther@suse.de>
7267 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7268 pow(x,y*z) only if x is nonnegative.
7270 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7272 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7276 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7277 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7279 2009-08-17 DJ Delorie <dj@redhat.com>
7281 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7282 * config/m32c/prologue.md (epilogue_freit): New.
7284 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7285 (bank_switch_p): Likewise.
7286 (fast_interrupt_p): Likewise.
7287 (interrupt_p): Likewise.
7288 (m32c_conditional_register_usage): Round memregs size up.
7289 (need_to_save): We only need to save $a0 when we use ENTER.
7290 (interrupt_p): Check for fast_interrupt too.
7291 (bank_switch_p): New.
7292 (fast_interrupt_p): New.
7293 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7294 (m32c_emit_prolog): Support bank switching and fast interrupts.
7295 * doc/extend.texi (Function Attributes): Add bank_switch and
7298 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7300 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7301 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7303 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7305 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7306 (menu): Add IA-64/VMS Options.
7307 (IA-64/VMS Options): Likewise.
7309 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7312 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7314 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7316 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7317 (mips_pop_asm_switch): Likewise.
7318 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7320 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7321 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7322 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7323 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7324 instead of set_noreorder.
7325 (mips_output_function_prologue): Use the new functions.
7326 (mips_output_function_epilogue): Likewise.
7327 (mips_need_noat_wrapper_p): New function, split out from...
7328 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7329 Use mips_push_asm_switch and mips_pop_asm_switch.
7330 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7331 and mips_pop_asm_switch.
7332 (ASM_OUTPUT_REG_POP): Likewise.
7333 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7334 Use mips_pop_asm_switch.
7335 (mips_asm_switch): New structure.
7336 (set_noreorder, set_nomacro): Replace with...
7337 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7338 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7339 instead of set_nomacro.
7340 (fix_truncsfsi2_macro): Likewise.
7341 (cprestore): Likewise.
7342 (hazard): Use mips_noreorder instead of set_noreorder.
7343 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7345 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7347 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7348 from prev_active_insn.
7350 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7352 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7353 * config/avr/avr.c (avr_override_options): Initialize
7354 avr_current_arch variable.
7355 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7356 __AVR_HAVE_16BIT_SP__ according to the device type.
7357 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7359 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7360 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7362 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7365 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7366 generating inlined subroutine die only. We shouldn't be
7367 called for anything else.
7368 (gen_block_die): Don't generate inline subroutine debug info for
7371 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7373 * graphite-poly.c (print_pbb): Print PBB index.
7375 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7378 * graphite-interchange.c (ppl_max_for_le): Moved...
7379 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7380 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7381 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7382 * graphite-ppl.h (ppl_max_for_le): Declared.
7384 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7386 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7387 supported on all platforms.
7388 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7389 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7390 * c-pragma.c: Likewise.
7391 * target-def.h (TARGET_INITIALIZER): Remove
7392 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7393 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7395 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7397 * config/ia64/fde-vms.c: New file.
7398 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7399 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7400 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7401 (uw_frame_state_for): Only register a personality routine if it is
7402 known to be compatible with our expectations.
7403 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7404 Declare unw_table_entry stack variable and
7405 mod all calls to _Unwind_FindTableEntry to add arg.
7406 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7407 (_Unwind_FindTableEntry): Add arg to prototype.
7409 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7411 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7412 field 'signal_pfs_loc'.
7413 (uw_frame_state_for): Remove duplicate code dealing with leaf
7414 procedures without unwind info.
7415 If in the frame after unwinding through a signal handler, restore
7416 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7417 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7418 'pfs_loc' to the AR.PFS location in the signal context; instead
7419 set 'signal_pfs_loc'.
7420 Manually generate the unwind info for the AR.PFS register.
7421 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7422 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7423 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7424 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7425 instead set 'signal_pfs_loc'.
7426 Remove code preventing the AR.PFS register from being restored
7427 from the signal context.
7429 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7430 Tristan Gingold <gingold@adacore.com>
7432 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7433 * config/ia64/t-vms: New file.
7434 * config/ia64/vms64.h: New file.
7435 * config/ia64/vms.h: New file.
7436 * config/ia64/vms-crtinit.asm: New file.
7437 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7438 * config/ia64/vms-unwind.h: New file.
7440 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7442 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7445 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7448 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7450 * real.h (do_mpc_arg2): ... here.
7451 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7454 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7456 * final.c (add_debug_prefix_map): Don't use GC memory for
7457 old_prefix and new_prefix.
7459 2009-08-14 Richard Guenther <rguenther@suse.de>
7461 * ipa-prop.c (compute_complex_pass_through): If we cannot
7462 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7464 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7466 * c-lex.c (c_lex_with_flags): Increase size of local variable
7467 to avoid memory clobber.
7469 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7472 * config/i386/i386.c (ix86_fp_comparison_strategy):
7473 Only enable/disable sahf at function granularity.
7475 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7477 PR rtl-optimization/41064
7478 * reload1.c (reload_as_needed): Don't call extract_insn
7479 for known invalid replacements after calling
7480 validate_replace_rtx_group and verify_changes.
7482 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7485 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7486 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7487 ix86_expand_fp_vcond.
7488 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7489 Assert that operation is supported by ix86_expand_int_vcond.
7490 (vcondu<SSEMODE124C8:mode>): Ditto.
7492 2009-08-13 DJ Delorie <dj@redhat.com>
7494 * config/i386/djgpp-stdint.h: New.
7495 * config.gcc (djgpp): Use it.
7497 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7499 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7500 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7502 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7504 * tree-ssa-loop-prefetch.c
7505 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7506 for long-stride pruning.
7507 (compute_miss_rate): New function to compute the probability
7508 that two memory references access different cache lines.
7510 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7512 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7514 2009-08-13 Richard Guenther <rguenther@suse.de>
7517 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7518 use the constant pointer type.
7519 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7520 of CV qualifiers on the target pointer type.
7521 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7522 conversion check before restrict check.
7524 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7527 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7529 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7531 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7533 2009-08-12 Richard Guenther <rguenther@suse.de>
7535 PR tree-optimization/41011
7536 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7537 and reference constructing.
7539 2009-08-12 Xinliang David Li <davidxl@google.com>
7541 PR tree-optimization/41012
7542 * tree-flow.h : New external interface.
7543 * gimple-low.c (check_call_arg): Change to public function.
7544 Remove argument mismatch check in lowering.
7545 * tree-inline.h (tree_can_inline_p): Interface change.
7546 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7548 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7549 Call change to tree_can_inline_p function.
7550 (cgraph_decide_inlining_incrementally): Ditto.
7552 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7554 PR tree-optimization/41031
7555 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7556 on the partition variable rather than promote_mode on the source
7557 type. Assert that the partition variable's type has the same
7558 mode as the source value's.
7560 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7562 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7563 for for_return == 2.
7564 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7566 * calls.c (expand_call): Fix typo.
7567 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7569 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7571 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7572 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7573 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7574 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7576 2009-08-12 Andrew Haley <aph@redhat.com>
7578 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7580 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7583 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7585 2009-08-12 Richard Guenther <rguenther@suse.de>
7587 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7588 * gimplify.c (gimplify_modify_expr): Do not use
7589 lang_hooks.types_compatible_p.
7590 * tree-ssa.c (useless_type_conversion_p): For aggregates
7591 just return false if the canonical types differ.
7593 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7596 * sese.c (convert_for_phi_arg): New.
7597 (add_guard_exit_phis): Use convert_for_phi_arg.
7599 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7601 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7602 unknown subscript upper bounds.
7604 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7605 Pranav Garg <pranav.garg2107@gmail.com>
7607 * graphite-interchange.c (gather_access_strides): Removed.
7608 (ppl_max_for_le): New.
7609 (build_linearized_memory_access): New.
7610 (memory_stride_in_loop): New.
7611 (pbb_interchange_profitable_p): Reimplemented.
7612 * graphite-ppl.h (ppl_new_id_map): New.
7613 (ppl_interchange): New.
7615 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7617 * graphite-interchange.c (compute_subscript): Removed.
7618 (compute_array_size_cstr): Removed.
7619 (compute_array_size_poly): Removed.
7620 (compute_array_size): Removed.
7621 (gather_access_strides_poly): Removed.
7622 (gather_access_strides): Empty.
7624 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7626 * graphite-dependences.c (dependence_polyhedron_1): Replace
7627 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7628 (graphite_legal_transform_dr): Same.
7629 (graphite_carried_dependence_level_k): Same.
7630 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7631 Initialize PDR_NB_SUBSCRIPTS.
7632 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7634 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7635 (PDR_NB_SUBSCRIPTS): New.
7636 (pdr_nb_subscripts): Removed.
7637 (pdr_dim): Simplified.
7638 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7639 with PDR_NB_SUBSCRIPTS.
7641 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7643 * graphite-interchange.c (compute_array_size): Remove use of
7645 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7646 Do not initialize PDR_DATA_CONTAINER.
7647 (print_pdr): Do not print PDR_DATA_CONTAINER.
7648 * graphite-poly.h (struct poly_dr): Remove data_container field.
7649 (PDR_DATA_CONTAINER): Removed.
7650 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7652 (build_poly_dr): Same.
7654 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7655 Sebastian Pop <sebastian.pop@amd.com>
7657 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7658 copy of the dependence polyhedron. Free the temporary objects.
7659 (graphite_carried_dependence_level_k): Free unused objects before
7662 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7664 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7665 Early return without analyzing the data dependences if no
7666 transform has been done. Call restore_scattering if the transform
7668 (graphite-interchange.c): Same.
7669 * graphite-poly.c (print_scattering_function): Test for
7671 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7672 (apply_poly_transforms): Do not gcc_assert that
7673 the transform is legal.
7674 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7675 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7676 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7677 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7678 * graphite-poly.h (struct poly_scattering): New.
7679 (struct poly_bb): Add original, transformed, and saved fields.
7680 Remove transformed_scattering, original_scattering,
7681 nb_local_variables and nb_scattering_transform fields.
7682 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7683 (poly_scattering_new): New.
7684 (poly_scattering_free): New.
7685 (poly_scattering_copy): New.
7686 (store_scattering_pbb): New.
7687 (store_scattering): New.
7688 (restore_scattering_pbb): New.
7689 (restore_scattering): New.
7690 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7691 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7693 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7695 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7698 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7700 * Makefile.in (graphite.o): Depends on PREDICT_H.
7701 * graphite.c: Include predict.h.
7702 (graphite_finalize): Call tree_estimate_probability.
7703 * predict.c (predict_loops): Do not call scev_initialize and
7705 (tree_estimate_probability_bb): New.
7706 (tree_estimate_probability): Do not initialize loops: move that
7707 code to the driver. Call tree_estimate_probability_bb.
7708 (tree_estimate_probability_driver): New.
7709 (pass_profile): Use tree_estimate_probability_driver.
7710 * predict.h (tree_estimate_probability): Declared.
7712 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7714 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7715 * graphite-dependences.c (graphite_legal_transform): Add time to
7716 TV_GRAPHITE_DATA_DEPS.
7717 (dependency_between_pbbs_p): Same.
7718 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7720 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7722 PR rtl-optimization/41033
7723 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7724 aliasing is disabled.
7726 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7728 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7729 si_mask_operand, and_load_operand, low_bitmask_operand,
7730 and_reg_operand, and_operand): New predicates.
7731 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7732 * config/mips/mips.c (and_operands_ok): New function.
7733 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7734 * config/mips/mips.md (move_type): Add ext_ins and logical.
7735 (type): Handle them.
7736 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7737 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7738 shift_shift. Remove commutative constraint modifier.
7739 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7741 (*clear_upper32_dext): Remove define_insn_and_split.
7742 (*clear_upper32): Turn this define_insn_and_split ...
7743 (splitter for ANDing register with 0xffff_ffff): .. into this.
7745 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7747 * combine.c (try_widen_shift_mode): Factor out code to check if an
7748 integer constant is a low-order bitmask from here ...
7749 * rtlanal.c (low_bitmask_len): ... to here.
7750 * rtl.h (low_bitmask_len): Declare.
7752 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7755 * config/alpha/alpha.md (addsi3): Remove expander.
7756 (addsi3): Rename from *addsi3_internal insn pattern.
7757 (subsi3): Remove expander.
7758 (subsi3): Rename from *subsi3_internal insn pattern.
7760 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7762 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7765 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7766 Eric Botcazou <botcazou@adacore.com>
7767 Douglas B Rupp <rupp@gnat.com>
7769 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7770 that records that fit in 64 bits are returned by immediate value,
7771 as required by OpenVMS Calling Standard.
7772 (function_value): Adjust for above modification.
7773 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7774 virtual_incoming_args_rtx as base object, not next_arg.
7775 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7777 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7779 * reload.c (find_reloads_subreg_address): Check the original
7780 req_equiv_mem address to detect the case where an address is
7781 not valid in the outer mode.
7783 2009-08-11 Richard Guenther <rguenther@suse.de>
7786 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7788 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7790 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7791 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7793 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7794 Douglas B Rupp <rupp@gnat.com>
7796 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7797 PT_STACK when frame_pointer_needed on OpenVMS.
7798 (alpha_pv_save_size, alpha_using_fp): Remove.
7799 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7800 with proper processing for PT_NULL.
7801 (alpha_vms_initial_elimination_offset): New function. Support for
7802 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7803 (alpha_sa_size): Force procedure type to PT_STACK when
7804 frame_pointer_needed on OpenVMS.
7805 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7806 (alpha_using_fp): Likewise.
7807 (alpha_vms_can_eliminate): Add prototype.
7808 (alpha_vms_initial_elimination_offset): Likewise.
7809 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7810 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7812 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7813 Douglas B Rupp <rupp@gnat.com>
7815 * config/alpha/alpha.c (common_object_handler): New function.
7816 (vms_attribute_table): Declare a single attribute "common_object".
7817 (vms_output_aligned_decl_common): New global function.
7818 (SECTION_VMS_OVERLAY): Delete.
7819 (SECTION_VMS_GLOBAL): Likewise.
7820 (SECTION_VMS_INITIALIZE): Likewise.
7821 (vms_asm_named_section): Remove support for above flags.
7822 (vms_section_type_flags): Delete.
7823 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7824 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7825 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7826 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7828 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7831 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7832 (sub_ddmmss): Likewise.
7834 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7837 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7840 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7843 * reload1.c (reload_as_needed): Use cancel_changes to completely
7844 undo a failed replacement attempt.
7846 2009-08-10 Richard Guenther <rguenther@suse.de>
7849 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7850 (useless_type_conversion_p): ... here. Require pointer targets
7853 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7856 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7857 loose the original type of the statement list.
7859 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7861 * config/alpha/alpha.c: Include libfuncs.h
7862 (avms_asm_output_extern): New function.
7863 (alpha_init_libfuncs): Init some decc libfuncs.
7864 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7865 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7866 (DO_CRTL_NAMES): Define.
7868 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7869 (LONG_TYPE_SIZE): Define.
7870 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7871 (SUBTARGET_SWITCHES): Define malloc64 switch.
7872 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7873 (MASK_RETURN_ADDR): Define.
7874 doc/invoke.texi (mmalloc64): Document switch.
7876 2009-08-09 Olivier Hainque <hainque@adacore.com>
7877 Douglas B Rupp <rupp@gnat.com>
7879 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7880 uses_condition_handler.
7881 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7882 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7883 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7884 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7885 (code_for_builtin): New insn codes for the new alpha_builtins.
7886 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7887 (alpha_sa_size): Account for uses_condition_handler.
7888 (alpha_expand_prologue): Likewise.
7889 (alpha_start_function): Likewise.
7890 (alpha_expand_epilogue): Likewise.
7891 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7892 establish/revert expanders.
7893 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7894 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7895 New expander, resorting to the alpha.c associated function.
7896 (builtin_revert_vms_condition_handler): Likewise.
7897 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7898 __gcc_shell_handler, the static VMS condition handler used as
7899 an indirection wrapper to the current dynamically established
7901 * config/alpha/vms-unwind.h: Complete rewrite.
7902 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7903 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7905 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7906 Douglas B Rupp <rupp@gnat.com>
7908 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7909 (alpha_need_linkage): Handle aliases. Return function symbol.
7910 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7911 Use ultimate alias target for the linkage name.
7912 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7913 by alpha_need_linkage for the function symbol.
7914 (setmemdi): Likewise.
7916 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7918 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7919 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7920 (ASM_WEAKEN_LABEL): Define.
7921 (CRT_CALL_STATIC_FUNCTION): Define.
7922 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7923 (ENDFILE_SPEC): Define.
7924 (INIT_SECTION_ASM_OP): Define.
7925 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7926 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7928 (MULTILIB_OSDIRNAMES): Define.
7929 (shlib_version): Define.
7930 (SHLIB_EXT): Define.
7931 (SHLIB_OBJS): Define.
7932 (SHLIB_NAME): Define.
7933 (SHLIB_MULTILIB): Define.
7934 (SHLIB_INSTALL): Define.
7935 (SHLIB_SYMVEC): Define.
7936 (SHLIB_SYMVECX2): Define.
7937 (SHLIB_LINK): Define.
7939 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7941 * config/alpha/alpha.c (alpha_initialize_trampoline):
7942 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7943 (alpha_start_function): Emit transfer address on nested functions
7944 for VMS trampoline call.
7945 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7946 since no longer used.
7947 * config/alpha/vms-tramp.asm: Remove.
7948 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7949 since now only data initialized at runtime.
7951 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7953 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7954 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7955 (MD_EXEC_PREFIX): Remove, no longer used.
7956 (MD_STARTFILE_PREFIX): Likewise.
7957 (INCLUDE_DEFAULTS): Likewise.
7958 * config/alpha/t-vms:
7959 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7961 2009-08-09 Richard Guenther <rguenther@suse.de>
7963 PR tree-optimization/41016
7964 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7965 (operand_precision): Remove.
7966 (integral_operand_p): Likewise.
7967 (recognize_single_bit_test): Adjust.
7969 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7971 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7972 operation overflows. Likewise non-cast unary arithmetic.
7973 If one arm of a conditional expression is always taken,
7974 inhibit evaluation warnings for the other arm. Likewise inhibit
7975 evaluation warnings for the second && or || operand if the first
7976 operand is enough to determine the result.
7977 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7979 (build_binary_op): Prevent duplicate evaluation warnings.
7981 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7983 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7984 and destination have different modes, Use promote_mode to
7985 determine the signedness of the conversion. Assert that the
7986 promoted source mode matches the destination mode. Don't pass
7987 the destination and destination mode to expand_expr if the source
7988 mode is different. Simplify conversion logic.
7990 2009-08-09 Ira Rosen <irar@il.ibm.com>
7992 PR tree-optimization/41008
7993 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7994 from condition only in case it's a comparison. Adjust checks.
7996 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7998 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7999 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8000 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8001 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8002 (dump_cand): Handle them.
8003 (struct iv_cand): New members COST_STEP and AINC_USE.
8004 (stmt_after_increment): Likewise.
8005 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8006 callers changed. Use gimple_uid comparison instead of scanning.
8007 (add_candidate_1): When looking for identical candidates, take
8008 AINC_USE into account. Set it for new candidates.
8009 (force_expr_to_var_cost): Cast target_spill_cost to int.
8010 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8011 All callers changed. Check for availability of autoinc addressing
8012 modes, both in general for a given mode, and in the specific use case.
8013 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8015 (get_computation_cost): Likewise.
8016 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8017 add_autoinc_candidates): New static functions.
8018 (add_candidate): Call add_autoinc_candidates for candidates based on
8020 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8021 (determine_use_iv_cost_address): If we have an autoinc candidate at
8022 the matching use, verify autoinc is possible and subtract the cost
8023 of the candidate's step from the cost.
8024 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8025 member of the candidate.
8026 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8027 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8029 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8031 * config.build (ia64-hp-*vms*): New target.
8032 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8034 * config.gcc (ia64-hp-*vms*): New target.
8035 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8037 * config.host (ia64-hp-*vms*): New target.
8038 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8041 2009-08-08 Richard Guenther <rguenther@suse.de>
8043 PR tree-optimization/40991
8044 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8046 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8048 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8049 mode check. Do truncations in an integer mode.
8050 (force_to_mode): Handle subregs for all mode types. Only do
8051 arithmetic simplifications on integer modes.
8053 2009-08-07 Richard Guenther <rguenther@suse.de>
8055 PR tree-optimization/40999
8056 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8057 (maybe_fold_reference): Lookup constant initializers.
8058 (fold_gimple_assign): Likewise.
8060 2009-08-07 Richard Guenther <rguenther@suse.de>
8062 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8063 that require structural equality defer to the langhook.
8065 2009-08-07 Martin Jambor <mjambor@suse.cz>
8067 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8069 (struct ipa_pass_through_data): New type.
8070 (struct ipa_ancestor_jf_data): New type.
8071 (union jump_func_value): Removed field formal_id, added fields
8072 pass_through and ancestor.
8073 (struct ipa_param_call_note): Changed type of formal_id to int from
8075 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8076 operations jump functions and ancestor jump functions.
8077 (compute_complex_pass_through): New function.
8078 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8079 reflect changes in the jump function strucutre.
8080 (update_jump_functions_after_inlining): Ignore complex pass-through
8081 and ancestor jump functions.
8082 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8083 polynomial pass-through with operation jump functions.
8085 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8087 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8088 fde->dw_fde_begin as begin label instead of hot/cold label.
8089 Use LLSDAC label instead of LLSDA for second section lsda.
8090 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8091 label instead of LLSDA if it is true.
8092 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8094 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8095 SECTION argument. Use it as index into crtl->eh.call_site_record
8097 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8098 use it to determine how to print table entries instead of using
8099 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8100 label instead of normal begin label as base.
8101 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8102 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8103 ensure no EH range spans between sections and that landing pads
8104 are always in the corresponding section.
8105 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8106 for crtl->eh.call_site_record being an array rather than scalar.
8107 (output_one_function_exception_table): New function, copied
8108 from output_function_exception_table. Adjust
8109 dw2_size_of_call_site_table, dw2_output_call_site_table
8110 callers. For SECOND section use *C suffixed labels.
8111 (output_function_exception_table): Call
8112 output_one_function_exception_table and, when doing hot/cold
8113 partitioning, also another time for the second section.
8114 * opts.c: Include except.h.
8115 (decode_options): Allow -freorder-blocks-and-partition with
8116 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8117 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8118 * function.h (struct rtl_eh): Change call_site_record from
8119 scalar into array of 2 elements.
8121 2009-08-07 Martin Jambor <mjambor@suse.cz>
8123 * ipa-prop.c (count_formal_params_1): New function.
8124 (ipa_get_vector_of_formal_parms): New function.
8125 (get_vector_of_formal_parm_types): New function.
8126 (ipa_modify_formal_parameters): New function.
8127 (ipa_modify_call_arguments): New function.
8128 (index_in_adjustments_multiple_times_p): New function.
8129 (ipa_combine_adjustments): New function.
8130 (ipa_dump_param_adjustments): New function.
8131 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8132 (ipa_get_vector_of_formal_parms): Declare.
8133 (ipa_modify_formal_parameters): Declare.
8134 (ipa_modify_call_arguments): Declare.
8135 (ipa_combine_adjustments): Declare.
8136 (ipa_dump_param_adjustments): Declare.
8137 (build_ref_for_offset): Declare.
8138 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8139 * tree-sra.c: Include ipa-prop.c.
8140 (build_ref_for_offset): Make public.
8142 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8144 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8146 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8148 * gcc/doc/extend.texi (__builtin_extract_return_address)
8149 (__builtin_frob_return_address): Document.
8151 2009-08-06 Paul Brook <paul@codesourcery.com>
8153 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8154 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8155 implementation on ARMv6-M.
8157 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8159 * doc/extend.texi (pcs): Document new attribute for ARM.
8161 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8163 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8166 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8168 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8171 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8173 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8175 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8177 Merge ARM/hard_vfp_branch to trunk.
8179 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8181 * arm.c (libcall_eq): New function.
8182 (libcall_hash): New function.
8183 (add_libcall): New function.
8184 (arm_libcall_uses_aapcs_base): New function.
8185 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8186 libcalls using the base PCS.
8187 (arm_init_cumulative_args): Likewise.
8189 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8191 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8192 Use base ABI for conversion libfuncs between HFmode and SFmode.
8194 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8196 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8197 V4SImode as representatives of all 64-bit and 128-bit vector
8198 types. Allow vector types without vector modes.
8199 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8200 without vector modes like BLKmode.
8201 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8202 BLKmode. Avoid unsupported vector modes or TImode moves for
8204 (aapcs_vfp_allocate_return_reg): Likewise.
8205 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8206 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8208 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8210 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8211 (arm_get_pcs_model): Pass attribute arguments to
8212 arm_pcs_from_attribute.
8213 (arm_init_cumulative_args): Use base AAPCS for conversions from
8214 floating-point types to DImode.
8215 (arm_attribute_table): Add pcs attribute.
8216 (arm_handle_pcs_attribute): New.
8217 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8218 conversions from floating-point types to DImode, also declare them
8219 to use base AAPCS and declare functions they call to use base
8220 AAPCS and their RTABI names.
8222 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8224 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8225 -mfloat-abi=hard not being supported for VFP.
8227 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8229 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8230 SYMBOL_REF to hard_libcall_value.
8232 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8233 Richard Earnshaw <rearnsha@arm.com>
8235 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8236 has been put on the stack, all remaining co-processory arguments for
8237 that co-processor also go on the stack.
8239 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8241 * config/arm/arm.c (arm_return_in_memory): Handle returning
8242 vectors of suitable size in registers also for AAPCS case.
8244 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8246 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8248 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8250 ARM Hard-VFP calling convention
8251 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8252 * target.h (gcc_target): Add libcall_value to table of call hooks.
8253 * targhooks.h (default_libcall_value): Default implementation.
8254 * targhooks.c (default_libcall_value): Likewise.
8255 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8256 * optabs.c (expand_unop): Use it.
8257 * expr.h (hard_libcall_value): Pass the function RTX through.
8258 * calls.c (emit_library_call_value_1): Update call to
8260 * explow.c (hard_libcall_value): Use new target hook.
8261 * testsuite/lib/target-supports.exp
8262 (check_effective_target_arm_hard_vfp_ok): New hook.
8263 (check_effective_target_arm_neon_ok): Improve test for neon
8265 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8266 * config/arm/arm.c: Include cgraph.h
8267 (TARGET_FUNCTION_VALUE): Override default hook.
8268 (arm_pcs_default): New variable.
8269 (arm_override_options): Don't fault hard calling convention with VFP.
8270 Add support for AAPCS variants.
8271 (arm_function_value): Make static. Handle AAPCS variants.
8272 (arm_libcall_value): New function.
8273 (arm_apply_result_size): Handle VFP registers in results.
8274 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8276 (pcs_attribute_args): New variable.
8277 (arm_pcs_from_attribute): New function.
8278 (arm_get_pcs_model): New function.
8279 (aapcs_vfp_cum_init): New function.
8280 (aapcs_vfp_sub_candidate): New function.
8281 (aapcs_vfp_is_return_candidate): New function.
8282 (aapcs_vfp_is_call_candidate): New function.
8283 (aapcs_vfp_allocate): New function.
8284 (aapcs_vfp_allocate_return_reg): New function.
8285 (aapcs_vfp_advance): New function.
8286 (aapcs_cp_arg_layout): New variable.
8287 (aapcs_select_call_coproc): New function.
8288 (aapcs_select_return_coproc): New function.
8289 (aapcs_allocate_return_reg): New function.
8290 (aapcs_libcall_value): New function.
8291 (aapcs_layout_arg): New function.
8292 (arm_init_cumulative_args): Initialize AAPCS args data.
8293 (arm_function_arg): Handle AAPCS variants using new interface.
8294 (arm_arg_parital_bytes): Likewise.
8295 (arm_function_arg_advance): New function.
8296 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8297 calling conventions.
8298 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8299 * arm.h (NUM_VFP_ARG_REGS): Define.
8300 (LIBCALL_VALUE): Update.
8301 (FUNCTION_VALUE): Delete.
8302 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8303 (arm_pcs): New enum.
8304 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8305 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8306 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8307 * arm-protos.h (arm_function_arg_advance): Add.
8308 (aapcs_libcall_value): Add.
8309 (arm_function_value): Delete.
8311 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8312 H.J. Lu <hongjiu.lu@intel.com>
8315 * config/i386/i386.c (standard_sse_mode_p): Remove.
8316 (standard_sse_constant_p): Return 2 for integer mode
8317 vector_all_ones_operand when SSE2 is enabled.
8318 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8319 (ix86_expand_vector_move): Do not check for negative values from
8320 standard_sse_constant_p.
8322 2009-08-06 Richard Guenther <rguenther@suse.de>
8324 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8325 array type comparisons frontend independent.
8326 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8327 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8328 out array reference lower bound and element size operands.
8329 (ao_ref_init_from_vn_reference): Properly compute the offset
8330 for ARRAY_RANGE_REF.
8331 (vn_reference_fold_indirect): Fill out array reference lower
8332 bound and element size operands.
8333 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8334 a non gimple valued reference operand which can happen for
8335 array reference lower bound or element size.
8336 (create_component_ref_by_pieces_1): Properly generate the
8337 element size operand for array references.
8339 2009-08-06 Richard Guenther <rguenther@suse.de>
8341 PR tree-optimization/40964
8342 * tree.c (iterative_hash_host_wide_int): Export.
8343 * tree.h (iterative_hash_host_wide_int): Declare.
8344 * tree-ssa-structalias.c (heapvar_map): New struct.
8345 (heapvar_map_eq): New function.
8346 (heapvar_map_hash): Likewise.
8347 (heapvar_lookup): Adjust.
8348 (heapvar_insert): Likewise.
8349 (make_constraint_from_heapvar): Allow multiple heap variables
8350 per decl at different offsets.
8351 (init_alias_heapvars): Adjust.
8353 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8355 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8356 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8357 trailing sync if TARGET_SYNC_AFTER_SC.
8359 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8361 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8362 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8363 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8364 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8365 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8366 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8367 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8368 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8369 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8370 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8371 the prototype declaration match the definition.
8372 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8373 instructions explicitly. Add barrier_before and operands
8375 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8376 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8377 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8378 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8379 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8380 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8382 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8384 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8386 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8387 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8390 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8393 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8395 PR rtl-optimization/40924
8396 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8397 make sure canon_rtx (mem_address) isn't simpler than
8398 canon_rtx (expanded_mem_address).
8400 2009-08-05 Li Feng <nemokingdom@gmail.com>
8402 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8404 (build_scop_drs): Build alias set for each SCoP.
8406 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8408 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8409 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8410 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8411 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8412 (BASE_DRIVER_SELF_SPECS): Likewise.
8414 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8416 * tree-ssa-alias.c: Fix some comment typos.
8418 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8420 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8421 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8423 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8426 * simplify-rtx.c (simplify_binary_operation_1): Disable
8427 simplifications for decimal float operations.
8429 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8432 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8433 operand of INDIRECT_REF.
8435 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8437 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8438 constants referencing TLS symbols.
8440 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8442 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8443 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8445 2009-08-03 Richard Guenther <rguenther@suse.de>
8447 * tree.c (make_vector_type): Build a main variant first,
8448 get the canonical one and then build the variant.
8449 * tree-ssa.c (useless_type_conversion_p_1): Handle
8451 (useless_type_conversion_p): Conversions to pointers to
8452 incomplete record types are useless.
8454 2009-08-03 Richard Guenther <rguenther@suse.de>
8456 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8457 file will be created.
8458 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8459 * toplev.c (compile_file): Adjust comment.
8461 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8463 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8464 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8465 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8466 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8467 (sh_promote_function_mode): Fix typo.
8469 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8471 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8473 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8475 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8476 declaration arguments.
8478 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8480 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8481 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8482 (ix86_split_ashl): Ditto.
8483 (ix86_expand_vector_init_one_nonzero): Ditto.
8484 (ix86_expand_vector_set): Ditto.
8485 (ix86_expand_reduc_v4sf): Ditto.
8487 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8489 * explow.c (promote_function_mode): Remove assert.
8490 * config/sh/sh.c (sh_promote_function_mode): Declare.
8492 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8494 * config/pa/pa.c (pa_promote_function_mode): Declare.
8495 Change to static. Fix promote_mode call.
8497 * gthr-dce.h (CONST_CAST2): Define if not defined.
8498 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8500 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8502 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8504 * expr.c (store_constructor): Use promote_decl_mode. Remove
8505 now write-only variable unsignedp.
8506 (expand_expr_real_1): Use promote_decl_mode.
8507 * expr.h (promote_function_mode, promote_decl_mode): New.
8508 (promote_mode): Remove last argument.
8509 * function.c (assign_temp): Drop last argument of promote_mode.
8510 (assign_parm_find_data_types): Use promote_function_mode.
8511 (assign_parm_setup_reg): Likewise.
8512 (expand_function_end): Use promote_function_mode.
8513 * calls.c (initialize_argument_information): Use promote_function_mode.
8514 (precompute_arguments): Use promote_mode instead of checking if
8515 only PROMOTE_FUNCTION_MODE is defined.
8516 (expand_call): When making sibcall decisions, use promote_function_mode.
8517 Below, remove an if for targetm.calls.promote_function_return and
8518 and use promote_function_mode.
8519 (emit_library_call_value_1): Use promote_function_mode, fix bug
8520 where promote_mode was passed FOR_CALL == 0 for a return value in an
8522 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8523 * explow.c (promote_function_mode, promote_decl_mode): New.
8524 (promote_mode): Keep only the FOR_CALL == 0 case.
8525 * combine.c (setup_incoming_promotion): Remove test of
8526 promote_function_args. Use promote_function_mode.
8527 * stmt.c (expand_value_return): Use promote_decl_mode.
8528 (expand_decl): Use promote_decl_mode.
8530 * expr.c (store_constructor): Use promote_decl_mode. Remove
8531 now write-only variable unsignedp.
8532 (expand_expr_real_1): Use promote_decl_mode.
8533 * expr.h (promote_function_mode, promote_decl_mode): New.
8534 (promote_mode): Remove last argument.
8535 * function.c (assign_temp): Drop last argument of promote_mode.
8536 (assign_parm_find_data_types): Use promote_function_mode.
8537 (assign_parm_setup_reg): Likewise.
8538 (expand_function_end): Use promote_function_mode.
8539 * calls.c (initialize_argument_information): Use promote_function_mode.
8540 (precompute_arguments): Use promote_mode instead of checking if
8541 only PROMOTE_FUNCTION_MODE is defined.
8542 (expand_call): When making sibcall decisions, use promote_function_mode.
8543 Below, remove an if for targetm.calls.promote_function_return and
8544 and use promote_function_mode.
8545 (emit_library_call_value_1): Use promote_function_mode, fix bug
8546 where promote_mode was passed FOR_CALL == 0 for a return value in an
8548 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8549 * explow.c (promote_function_mode, promote_decl_mode): New.
8550 (promote_mode): Keep only the FOR_CALL == 0 case.
8551 * combine.c (setup_incoming_promotion): Remove test of
8552 promote_function_args. Use promote_function_mode.
8553 * stmt.c (expand_value_return): Use promote_decl_mode.
8554 (expand_decl): Use promote_decl_mode.
8556 * explow.c (promote_function_mode): Just call the target hook.
8557 * targhooks.c (default_promote_function_mode,
8558 default_promote_function_mode_always_promote): New.
8559 * targhooks.h (default_promote_function_mode,
8560 default_promote_function_mode_always_promote): Declare.
8561 * target.h (promote_function_args, promote_function_return): Remove.
8562 (promote_function_mode): New.
8563 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8564 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8565 (TARGET_PROMOTE_FUNCTION_MODE): New.
8566 (TARGET_CALLS): Adjust.
8567 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8568 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8570 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8571 * config/s390/s390.c (s390_promote_function_mode): ... here,
8572 with pointer handling.
8573 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8574 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8576 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8577 * config/sparc/sparc.c (sparc_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/sh/sh-protos.h (sh_promote_function_mode): New.
8583 * config/sh/sh.c (sh_promote_function_mode): New.
8584 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8585 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8587 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8588 * config/cris/cris.c (cris_promote_function_mode): ... here.
8589 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8590 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8592 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8593 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8594 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8595 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8597 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8598 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8599 complex type handling.
8600 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8601 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8603 * config/pa/pa.c (pa_promote_function_mode): New.
8604 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8605 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8607 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8608 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8609 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8610 * config/xtensa/xtensa.c: Likewise.
8611 * config/stormy16/stormy16.c: Likewise.
8612 * config/iq2000/iq2000.c: Likewise.
8613 * config/rs6000/rs6000.c: Likewise.
8614 * config/picochip/picochip.c: Likewise.
8615 * config/arc/arc.c: Likewise.
8616 * config/mcore/mcore.c: Likewise.
8617 * config/score/score.c: Likewise.
8618 * config/mips/mips.c: Likewise.
8619 * config/bfin/bfin.c: Likewise.
8620 * config/ia64/ia64.c: Likewise (disabled though).
8622 * config/frv/frv.h: Remove pointless remark.
8624 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8625 TARGET_PROMOTE_FUNCTION_ARGS,
8626 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8627 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8629 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8631 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8632 -floop-parallelize-all.
8633 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8634 flag_loop_parallelize_all.
8635 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8636 * graphite.c (graphite_transform_loops): Same.
8638 * graphite-poly.c (apply_poly_transforms): Same.
8640 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8642 PR tree-optimization/40914
8643 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8644 if set, then check the delta field of the PMF record.
8645 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8646 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8647 call is stored in the delta.
8649 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8651 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8653 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8655 * config/i386/bsd.h (ASM_BYTE): New define.
8656 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8657 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8658 .byte. Use fputs or putc instead of fprintf where appropriate.
8659 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8660 fputs or putc instead of fprintf where appropriate.
8661 * config/i386/i386elf.h: Ditto.
8662 * config/i386/sysv4.h: Ditto.
8664 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8665 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8666 (*tls_global_dynamic_64): Ditto.
8668 2009-07-31 Christian Bruel <christian.bruel@st.com>
8670 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8672 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8674 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8675 Remove dead code for MINUS.
8677 2009-07-31 Anthony Green <green@moxielogic.com>
8679 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8681 (moxie_expand_epilogue): Ditto for epilogue.
8682 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8684 (moxie_function_arg): Ditto.
8685 (moxie_pass_by_reference): Ditto.
8686 (moxie_arg_partial_bytes): Ditto.
8687 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8688 (FUNCTION_ARG_ADVANCE) Ditto.
8689 (REG_PARM_STACK_SPACE) Ditto.
8690 (FUNCTION_ARG_REGNO_P) Dito.
8692 * config.gcc: Add moxie linux config support.
8693 * gcc/config/moxie/uclinux.h: New file.
8695 2009-07-31 DJ Delorie <dj@redhat.com>
8697 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8698 (UNSPECV_SP_SWITCH_E): New.
8699 (sp_switch_1): Change to an unspec.
8700 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8702 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8703 reference the new stack's address
8705 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8707 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8708 graphite-clast-to-gimple.o, graphite-dependences.o,
8709 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8710 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8711 (graphite-blocking.o,
8712 graphite-clast-to-gimple.o, graphite-dependences.o,
8713 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8714 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8715 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8716 * cfgloop.h (struct loop): Add can_be_parallel field.
8717 * common.opt (fgraphite-identity): Moved up.
8718 (fgraphite-force-parallel): New flag.
8719 * graphite.c: Rewrite.
8720 * graphite.h: Rewrite.
8721 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8723 * toplev.c (graphite_out_file): New file descriptor.
8724 (graphite_in_file): New.
8725 (process_options): flag_graphite_force_parallel cannot be used without
8727 * tree-ssa-loop.c: Include toplev.h.
8728 (gate_graphite_transforms): Enable flag_graphite for
8729 flag_graphite_force_parallel.
8731 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8733 * ChangeLog.graphite: New.
8734 * graphite-blocking.c: New.
8735 * graphite-clast-to-gimple.c: New.
8736 * graphite-clast-to-gimple.h: New.
8737 * graphite-dependences.c: New.
8738 * graphite-dependences.h: New.
8739 * graphite-interchange.c: New.
8740 * graphite-poly.c: New.
8741 * graphite-poly.h: New.
8742 * graphite-ppl.c: New.
8743 * graphite-ppl.h: New.
8744 * graphite-scop-detection.c: New.
8745 * graphite-scop-detection.h: New.
8746 * graphite-sese-to-poly.c: New.
8747 * graphite-sese-to-poly.h: New.
8751 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8753 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8754 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8756 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8758 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8759 (scev_is_linear_expression): Return false if the evolution is not
8760 affine multivariate.
8762 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8764 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8765 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8767 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8769 * tree-data-ref.c (debug_data_references): New.
8770 (debug_data_reference): New.
8771 * tree-data-ref.h (debug_data_references): Declared.
8772 (debug_data_reference): Declared.
8774 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8776 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8777 * tree-data-ref.h (scop_p): Removed.
8778 (struct data_reference): Remove field scop.
8780 (stmt_simple_memref_p): Removed.
8782 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8784 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8785 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8788 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8790 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8792 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8794 * doc/invoke.texi (-fgraphite-identity): Documented.
8796 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8798 * tree-scalar-evolution.c: Fix comment.
8799 (instantiate_scev_1): Return unknow from scev instantiation if the
8800 result is not above instantiate_below.
8802 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8804 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8805 static anymore. Instantiate the symbols that may have been introduced
8807 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8810 2009-07-30 DJ Delorie <dj@redhat.com>
8812 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8813 .vliw directive to VLIW sections.
8815 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8817 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8819 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8820 (AUTOHEADER): New variable.
8821 ($(srcdir)/cstamp-h.in): Use it.
8823 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8824 Pat Haugen <pthaugen@us.ibm.com>
8825 Revital Eres <ERES@il.ibm.com>
8827 * config/rs6000/vector.md (VEC_F): Add VSX support.
8831 (vector_load_<mode>): Ditto.
8832 (vector_store_<mode>): Ditto.
8833 (vector GPR move split): Ditto.
8834 (vec_reload_and_plus_<mptrsize>): Ditto.
8835 (vec_reload_and_reg_<mptrsize>): Ditto.
8836 (add<mode>3): Ditto.
8837 (sub<mode>3): Ditto.
8838 (mul<mode>3): Ditto.
8839 (neg<mode>2): Ditto.
8840 (abs<mode>2): Ditto.
8841 (smin<mode>3): Ditto.
8842 (smax<mode>3): Ditto.
8843 (vector_eq<mode>): Ditto.
8844 (vector_gt<mode>): Ditto.
8845 (vector_ge<mode>): Ditto.
8846 (vector_gtu<mode>): Ditto.
8847 (vector_select_<mode>_uns): Ditto.
8848 (vector_eq_<mode>_p): Ditto.
8849 (vector_gt_<mode>_p): Ditto.
8850 (vector_ge_<mode>_p): Ditto.
8851 (vector_gtu_<mode>_p): Ditto.
8852 (cr6_test_for_zero): Ditto.
8853 (cr6_test_for_zero_reverse): Ditto.
8854 (cr6_test_for_lt): Ditto.
8855 (cr6_test_for_lt_reverse): Ditto.
8856 (xor<mode>3): Ditto.
8857 (ior<mode>3): Ditto.
8858 (and<mode>3): Ditto.
8859 (one_cmpl<mode>2): Ditto.
8860 (nor<mode>2): Ditto.
8861 (andc<mode>2): Ditto.
8862 (float<VEC_int<mode>2): Ditto.
8863 (unsigned_float<VEC_int><mode>2): Ditto.
8864 (fix_trunc<mode><VEC_int>2): Ditto.
8865 (fixuns_trunc<mode><VEC_int>2): Ditto.
8867 (vec_set<mode>): Ditto.
8868 (vec_extract<mode>): Ditto.
8869 (vec_interleave_highv4sf): Ditto.
8870 (vec_interleave_lowv4sf): Ditto.
8871 (vec_realign_load_<mode>): Ditto.
8872 (vec_shl_<mode>): Ditto.
8873 (vec_shr_<mode>): Ditto.
8874 (div<mode>3): New patterns for VSX.
8875 (vec_interleave_highv2df): Ditto.
8876 (vec_interleave_lowv2df): Ditto.
8877 (vec_pack_trunc_v2df): Ditto.
8878 (vec_pack_sfix_trunc_v2df): Ditto.
8879 (vec_pack_ufix_trunc_v2df): Ditto.
8880 (vec_unpacks_hi_v4sf): Ditto.
8881 (vec_unpacks_lo_v4sf): Ditto.
8882 (vec_unpacks_float_hi_v4si): Ditto.
8883 (vec_unpacks_float_lo_v4si): Ditto.
8884 (vec_unpacku_float_hi_v4si): Ditto.
8885 (vec_unpacku_float_lo_v4si): Ditto.
8886 (movmisalign<mode>): Ditto.
8887 (vector_ceil<mode>2): New patterns for vectorizing math library.
8888 (vector_floor<mode>2): Ditto.
8889 (vector_btrunc<mode>2): Ditto.
8890 (vector_copysign<mode>3): Ditto.
8892 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8893 predicate for setting the high bit in each word, used for copysign.
8895 * config/rs6000/ppc-asm.h (f19): Whitespace.
8896 (f32-f63): Define if VSX.
8897 (v0-v31): Define if Altivec.
8898 (vs0-vs63): Define if VSX.
8900 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8902 * config/rs6000/power7.md: New file, provide tuning parameters for
8905 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8906 (rs6000_cpu_cpp_builtins): Ditto.
8907 (altivec_overloaded_builtins): Ditto.
8908 (altivec_resolve_overloaded_builtin): Ditto.
8910 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8911 debug switch to disable vectorizing simple math builtin
8914 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8915 Vectorize simple math builtin functions.
8916 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8917 hook to vectorize math builtins.
8918 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8919 (rs6000_builtin_conversion): Add VSX/power7 support.
8920 (rs6000_builtin_vec_perm): Ditto.
8921 (vsplits_constant): Add support for loading up a vector constant
8922 with just the high bit set in each part.
8923 (rs6000_expand_vector_init): Add VSX/power7 support.
8924 (rs6000_expand_vector_set): Ditto.
8925 (rs6000_expand_vector_extract): Ditto.
8926 (rs6000_emit_move): Ditto.
8927 (bdesc_3arg): Ditto.
8928 (bdesc_2arg): Ditto.
8929 (bdesc_1arg): Ditto.
8930 (rs6000_expand_ternop_builtin): Ditto.
8931 (altivec_expand_builtin): Ditto.
8932 (rs6000_expand_unop_builtin): Ditto.
8933 (rs6000_init_builtins): Ditto.
8934 (altivec_init_builtins): Ditto.
8935 (builtin_function_type): Ditto.
8936 (rs6000_common_init_builtins): Ditto.
8937 (rs6000_handle_altivec_attribute); Ditto.
8938 (rs6000_mangle_type): Ditto.
8939 (rs6000_vector_mode_supported_p): Ditto.
8940 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8943 * config/rs6000/vsx.md: New file for VSX support.
8945 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8946 identifing values with just the most significant bit set.
8947 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8948 vectorized builtins.
8950 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8951 (UNSPEC_VRFIM): Delete.
8952 (splitter for loading up vector with most significant bit): New
8953 splitter for vectorizing copysign.
8954 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8955 vectorizing simple math functions.
8956 (altivec_vrfip): Add support for vectorizing simple math functions.
8957 (altivec_vrfim): Ditto.
8958 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8960 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8961 (power7.md, vsx.md): Include for power7 support.
8962 (copysigndf3): Use VSX instructions if -mvsx.
8963 (negdf2_fpr): Ditto.
8964 (absdf2_fpr): Ditto.
8965 (nabsdf2_fpr): Ditto.
8966 (adddf3_fpr): Ditto.
8967 (subdf3_fpr): Ditto.
8968 (muldf3_fpr): Ditto.
8969 (divdf3_fpr): Ditto.
8970 (fix_truncdfdi2_fpr): Ditto.
8971 (cmpdf_internal1): Ditto.
8972 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8973 (btruncdf2, btruncdf2_fpr): Ditto.
8974 (ceildf2, ceildf2_fpr): Ditto.
8975 (floordf2, floordf2_fpr): Ditto.
8976 (floatdidf2, floatdidf2_fpr): Ditto.
8977 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8978 (fmsubdf4_fpr): Ditto.
8979 (fnmadddf4_fpr_1): Ditto.
8980 (fnmadddf4_fpr_2): Ditto.
8981 (fnmsubdf4_fpr_1): Ditto.
8982 (fnmsubdf4_fpr_2): Ditto.
8983 (fixuns_truncdfdi2): Add expander for VSX support.
8984 (fix_truncdfdi2): Ditto.
8985 (fix_truncdfsi2): Ditto.
8987 (btruncsf2): Whitespace.
8988 (movdf_hardfloat32): Add support for VSX registers.
8989 (movdf_softfloat32): Ditto.
8990 (movdf_hardfloat64): Ditto.
8991 (movdf_hardfloat64_mfpgpr): Ditto.
8992 (movdf_softfloat64): Ditto.
8993 (movti splitters): Add check for vector registers supporting
8994 TImode in the future.
8995 (bpermd): Add power7 bpermd instruction.
8997 * config/rs6000/altivec.h (vec_div): Define if VSX.
9001 (vec_nearbyint): Ditto.
9004 (all predicates): Use the generic builtin function, and not the V4SF
9005 specific function so that the predicates will work with VSX's V2DF.
9009 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9010 Document new VSX functions and types.
9012 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9015 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9016 "wa", and "j" constraints. Modify "v" to talk about Altivec
9017 instead of just vector.
9019 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9022 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9023 location for phi arguments.
9024 (rewrite_update_phi_arguments): Find locations for reaching defs.
9025 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9026 Add location to add_phi_arg calls.
9027 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9028 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9029 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9030 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9031 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9032 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9033 * tree-phinodes.c (make_phi_node): Initialize location.
9034 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9035 (add_phi_arg): Add location parameter.
9036 (remove_phi_arg_num): Move location when moving phi argument.
9037 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9039 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9040 slpeel_update_phi_nodes_for_guard1,
9041 slpeel_update_phi_nodes_for_guard2,
9042 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9043 vect_loop_versioning): Set locations.
9044 * tree-parloops.c (create_phi_for_local_result,
9045 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9046 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9047 * tree-vect-loop.c (get_initial_def_for_induction,
9048 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9050 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9051 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9052 (gimple_phi_arg_set_location): New. Set locus.
9053 (gimple_phi_arg_has_location): New. Check for locus.
9054 (redirect_edge_var_map_location): New. Return locus from var_map.
9055 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9056 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9057 combining PHI arguments.
9058 (cond_store_replacement): Set location.
9059 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9060 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9061 scop_add_exit_phis_edge): Add locations.
9062 * tree-cfgcleanup.c (remove_forwarder_block,
9063 remove_forwarder_block_with_phi): Add locations.
9064 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9065 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9067 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9068 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9069 flush_pending_stmts): Add source location.
9070 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9071 stack to preserve locations.
9072 * tree-vect-stmts.c (vectorizable_load): Add location.
9073 * tree-inline.c (copy_phis_for_bb): Copy locus.
9074 (setup_one_parameter): Add call locus to inlined parameter stmts.
9075 (initialize_inlined_parameters): Pass in call location as parameter
9077 (tree_function_versioning): Pass location to setup_one_parameter.
9078 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9079 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9080 copy and edge lists.
9081 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9082 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9083 locus parameter and override the stmt default if provided.
9084 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9085 elim_graph_add_edge, elim_graph_remove_succ_edge,
9086 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9087 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9088 eliminate_phi): Add locus info in elimination graph for each edge and
9090 (insert_backedge_copies): Copy locus if present.
9091 * tree-flow.h (struct _edge_var_map): Add locus field.
9092 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9093 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9094 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9096 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9098 2009-07-30 Martin Jambor <mjambor@suse.cz>
9100 PR tree-optimization/40570
9101 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9104 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9106 * ssa-loop-manip.c: Include langhooks.h.
9107 (rewrite_phi_with_iv): New.
9108 (rewrite_all_phi_nodes_with_iv): New.
9109 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9110 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9111 * tree-parloops.c (loop_parallel_p): Move out all conditions
9112 except dependency check.
9113 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9114 (gen_parallel_loop): Call canonicalize_loop_ivs without
9115 reduction_list argument.
9116 (build_new_reduction): New.
9117 (gather_scalar_reductions): New.
9118 (try_get_loop_niter): New.
9119 (try_create_reduction_list): New.
9120 (parallleize_loops): Change the parallel conditions check.
9121 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9122 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9124 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9126 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9128 * doc/options.texi (Option properties): Mention new quoting syntax.
9130 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9132 * config/alpha/alpha.c (alpha_start_function):
9133 Handle VMS_DEBUG_MAIN_POINTER
9134 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9135 * doc/invoke.texi: Document -mdebug-main switch.
9137 2009-07-29 Richard Henderson <rth@redhat.com>
9139 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9140 (cgraph_create_edge_including_clones): Likewise.
9141 * tree-inline.c (copy_bb): Operate on the correct edges
9142 when updating the callgraph.
9144 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9146 * config/alpha/vms-cc.c: Deleted.
9147 * config/alpha/vms-ld.c: Deleted.
9148 * config/alpha/t-vms64: Moved to config/vms
9149 * config/alpha/vms-crt0-64.c: Moved to config/vms
9150 * config/alpha/vms-crt0.c: Moved to config/vms
9151 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9152 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9153 * config/alpha/xm-vms.h: Moved to config/vms
9154 * config/alpha/x-vms: Moved to config/vms
9155 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9157 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9158 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9160 * config/vms/t-vms64: Moved here from config/alpha
9161 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9162 (argc,argv,envp): Enforce 32bit malloc'ing.
9163 * config/vms/vms-psxcrt0-64.c: Likewise.
9164 * config/vms/vms-crt0.c: Moved here from config/alpha.
9165 * config/vms/vms-psxcrt0.c: Likewise.
9166 * config/vms/vms-crtl-64.h: New file.
9167 * config/vms/vms-crtl.h: New file.
9168 * config/vms/vms.opt: New file.
9169 * config/vms/xm-vms64.h: New file.
9170 * config/vms/xm-vms.h: Moved here from config/alpha.
9171 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9173 * config/vms/x-vms: Moved here from config/alpha.
9174 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9175 (vms-ld.o, vms-cc.o): Removed.
9176 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9178 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9180 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9181 correct stack (obvious VMS fix).
9183 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9185 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9186 date, version info if VMS_DEBUGGING_INFO defined.
9187 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9188 size, date calculating code moved here.
9190 2009-07-29 Paul Brook <paul@codesourcery.com>
9192 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9195 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9198 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9199 to DImode when generating insq_le insn.
9201 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9203 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9204 New macro set for VMS_DEBUGGGING_INFO.
9205 (AT_string_form): Use it.
9207 2009-07-28 DJ Delorie <dj@redhat.com>
9209 * config/mep/mep.c (vtext_section): New.
9210 (vftext_section): New.
9211 (ftext_section): New.
9212 (mep_select_section): Add support for functions.
9213 (mep_unique_section): Likewise.
9214 (mep_asm_init_sections): Likewise.
9215 (mep_encode_section_info): Remove it from here.
9217 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9219 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9221 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9222 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9224 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9226 * dwarf2out.c (output_file_names): Test new macro
9227 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9228 (add_comp_dir_attribute): Likewise.
9230 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9232 * config/i386/mingw-w64.h (LINK_SPEC): Add
9233 separating space between commands.
9235 2009-07-28 Jan Hubicka <jh@suse.cz>
9237 PR tree-optimization/40759
9238 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9241 2009-07-27 DJ Delorie <dj@redhat.com>
9243 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9244 types are dword-aligned.
9245 (mep_expand_va_start): Likewise.
9247 2009-07-27 Olivier Hainque <hainque@adacore.com>
9248 Douglas B Rupp <rupp@gnat.com>
9250 * convert.c (convert_to_pointer): Don't assume the target
9251 pointer type is POINTER_SIZE long. Fetch its precision instead.
9253 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9255 * system.h (fopen): Undefine if macro.
9257 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9259 * dwarf2out.c (output_cfi_p): Removed.
9260 (output_cfis): New function.
9261 (output_fde): New function, split from output_call_frame_info.
9262 (output_call_frame_info): Use it.
9263 (dwarf2out_switch_text_section): Use output_cfis.
9265 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9267 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9268 TARGET_BI_ARCH is specified without enabling SJLJ.
9269 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9270 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9272 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9274 * arm.md (negdi2): Use DImode if forcing a value into a register.
9276 2009-07-26 Ira Rosen <irar@il.ibm.com>
9278 PR tree-optimization/40801
9279 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9280 of vector operand from the previous copy of vector statement.
9281 Pass the correct definition type value to
9282 vect_get_vec_def_for_stmt_copy().
9284 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9286 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9287 const char ** conversion.
9289 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9291 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9292 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9293 (gcc_unreachable): Invoke __builtin_unreachable() if
9294 !ENABLE_ASSERT_CHECKING.
9296 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9298 PR rtl-optimization/40445
9299 * emit-rtl.c (next_nonnote_insn_bb): New function.
9300 * rtl.h (next_nonnote_insn_bb): Declare new function.
9301 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9302 with no successors that is the successor of the ENTRY_BLOCK.
9303 Continue from the top after removing an empty fallthrough block.
9304 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9305 of next_nonnote_insn.
9307 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9309 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9311 2009-07-25 Martin Jambor <mjambor@suse.cz>
9313 * c-common.c (c_common_attribute_table): New element for noclone.
9314 (handle_noclone_attribute): New function. Forward-declare.
9315 * tree-inline.c (tree_versionable_function_p): Check for noclone
9317 * doc/extend.texi (Labels as Values): Document need for noclone.
9318 (Function Attributes): Document noclone attribute.
9320 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9322 PR rtl-optimization/34999
9323 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9324 and dw_fde_switched_cold_to_hot fields.
9325 (output_cfi_p): New function.
9326 (output_call_frame_info): If fde->dw_fde_switched_sections,
9327 output 2 FDEs instead of one with corrupted header.
9328 (dwarf2out_do_cfi_startproc): New function.
9329 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9330 and fde->dw_fde_switched_cold_to_hot.
9331 (dwarf2out_switch_text_section): Compute
9332 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9333 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9334 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9335 Otherwise, compute fde->dw_fde_switch_cfi.
9337 2009-07-24 Cary Coutant <ccoutant@google.com>
9339 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9341 2009-07-24 Cary Coutant <ccoutant@google.com>
9343 * cfghooks.c (split_block): Copy discriminator to new block.
9344 * tree-cfg.c (assign_discriminator): Check location of last
9345 instruction in block as well as first.
9347 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9349 * config/i386/linux.c: Use fputs or putc instead of fprintf
9351 * config/i386/gas.h: Ditto.
9352 * config/i386/x86-64.h: Ditto.
9353 * config/i386/att.h: Ditto.
9355 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9357 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9360 2009-07-24 Martin Jambor <mjambor@suse.cz>
9362 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9363 (ipa_push_func_to_list_1): Declare.
9364 (ipa_push_func_to_list): New function.
9366 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9367 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9368 (ipa_push_func_to_list): Removed.
9369 (ipa_pop_func_from_list): Clear node_enqueued flag.
9371 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9373 * config/s390/s390.c (override_options): Default
9374 max-unrolled-insns to 100 for z10 tuning.
9376 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9378 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9379 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9380 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9381 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9382 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9383 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9384 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9386 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9388 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9389 use default set in mingw32.h header.
9390 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9391 64-bit /mingw/include path.
9392 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9395 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9397 PR rtl-optimization/40209
9398 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9400 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9402 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9403 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9404 with the rest of string where appropriate. Use fputs or putc
9405 instead of fprintf where appropriate.
9407 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9408 Pat Haugen <pthaugen@us.ibm.com>
9409 Revital Eres <ERES@il.ibm.com>
9411 * config/rs6000/vector.md: New file. Move most of the vector
9412 expander support here from altivec.md to allow for the VSX vector
9413 unit in the future. Add support for secondary_reload patterns.
9414 Rewrite the patterns for vector comparison, and vector comparison
9415 predicate instructions so that the RTL expresses the desired
9416 behavior, instead of using unspec.
9418 * config/rs6000/constraints.md ("f" constraint): Use
9419 rs6000_constraints to hold the precalculated register class.
9420 ("d" constraint): Ditto.
9421 ("wd" constraint): New constraint for VSX.
9422 ("wf" constraint): Ditto.
9423 ("ws" constraint): Ditto.
9424 ("wa" constraint): Ditto.
9425 ("wZ" constraint): Ditto.
9426 ("j" constraint): Ditto.
9428 * config/rs6000/predicates.md (vsx_register_operand): New
9430 (vfloat_operand): New predicate for vector.md.
9431 (vint_operand): Ditto.
9432 (vlogical_operand): Ditto.
9433 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9434 (easy_vector_constant): Add VSX support.
9435 (altivec_indexed_or_indirect_operand): New predicate for
9436 recognizing Altivec style memory references with AND -16.
9438 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9439 for vector secondary reload support.
9440 (rs6000_vector_reg_class): Delete, replacing it with
9442 (rs6000_vsx_reg_class): Ditto.
9443 (rs6000_constraints): New array to hold the register classes of
9444 each of the register constraints that can vary at runtime.
9445 (builtin_mode_to_type): New static array for builtin function type
9447 (builtin_hash_table): New static hash table for builtin function
9449 (TARGET_SECONDARY_RELOAD): Define target hook.
9450 (TARGET_IRA_COVER_CLASSES): Ditto.
9451 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9452 registers are 128 bits if VSX memory reference instructions are used.
9453 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9455 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9456 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9457 Print several of the scheduling related parameters.
9458 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9459 rs6000_constraints instead of rs6000_vector_reg_class. Move
9460 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9461 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9462 Altivec. Add VSX support. Setup for secondary reload support on
9463 Altivec/VSX registers.
9464 (rs6000_override_options): Make power7 set the scheduling groups
9465 like the power5. Add support for new debug switches to override
9466 the scheduling defaults. Temporarily disable -mcpu=power7 from
9467 setting -mvsx. Add support for debug switches -malways-hint,
9468 -msched-groups, and -malign-branch-targets.
9469 (rs6000_buitlin_conversion): Add support for returning unsigned
9470 vector conversion functions to fix regressions due to stricter
9472 (rs6000_builtin_mul_widen_even): Ditto.
9473 (rs6000_builtin_mul_widen_odd): Ditto.
9474 (rs6000_builtin_vec_perm): Ditto.
9475 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9476 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9478 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9480 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9481 VSX types for bit operations. Changes to accomidate vector.md.
9482 (bdesc_2arg): Ditto.
9483 (bdesc_1arg): Ditto.
9484 (struct builtin_description_predicates): Rewrite predicate
9485 handling so that RTL describes the operation, instead of passing
9486 the instruction to be used as a string argument.
9487 (bdesc_altivec_preds): Ditto.
9488 (altivec_expand_predicate_builtin): Ditto.
9489 (altivec_expand_builtin): Ditto.
9490 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9491 statement for vsldoi support.
9492 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9493 (altivec_expand_st_builtin): Ditto.
9494 (paired_expand_builtin): Whitespace changes.
9495 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9496 builtin_mode_to_type table for secondary reload. Call
9497 builtin_function_type to build random builtin functions.
9498 (altivec_init_builtins): Change to use builtin_function_type to
9499 create builtin function types dynamically as we need them.
9500 (builtin_hash_function): New support for hashing the tree types
9501 for builtin function as we need it, rather than trying to build
9502 all of the trees that we need. Add initial preliminary VSX support.
9503 (builtin_function_type): Ditto.
9504 (builtin_function_eq): Ditto.
9505 (builtin_hash_struct): Ditto.
9506 (rs6000_init_builtins): Ditto.
9507 (rs6000_common_init_builtins): Ditto.
9508 (altivec_init_builtins): Ditto.
9509 (rs6000_common_init_builtins): Ditto.
9510 (enum reload_reg_type): New enum for simplifing reg classes.
9511 (rs6000_reload_register_type): Simplify register classes into GPR,
9512 Vector, and other registers. Altivec and VSX addresses in reload.
9513 (rs6000_secondary_reload_inner): Ditto.
9514 (rs6000_ira_cover_classes): New target hook, that returns the
9515 appropriate cover classes, based on -mvsx being used or not.
9516 (rs6000_secondary_reload_class): Add VSX support.
9517 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9518 (get_vsel_insn): Ditto.
9519 (rs6000_emit_vector_compare): Rewrite vector conditional support
9520 so that where we can, we use RTL operators, instead of blindly use
9522 (rs6000_emit_vector_select): Ditto.
9523 (rs6000_emit_vector_cond_expr): Ditto.
9524 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9525 (create_TOC_reference): Add -mdebug=addr support.
9526 (emit_frame_save): VSX loads/stores need register indexed addressing.
9528 * config/rs6000/rs6000.md: Include vector.md.
9530 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9532 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9533 support for V2DI, V2DF in logical, permute, select operations.
9535 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9536 switch for vsx/power7.
9537 (-mvsx-scalar-memory): Ditto.
9538 (-mvsx-align-128): Ditto.
9539 (-mallow-movmisalign): Ditto.
9540 (-mallow-df-permute): Ditto.
9541 (-msched-groups): Ditto.
9542 (-malways-hint): Ditto.
9543 (-malign-branch-targets): Ditto.
9545 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9547 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9548 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9549 (rs6000_vector_reg_class): Delete.
9550 (rs6000_vsx_reg_class): Ditto.
9551 (enum rs6000_reg_class_enum): New enum for the constraints that
9552 vary based on target switches.
9553 (rs6000_constraints): New array to hold the register class for all
9554 of the register constraints that vary based on the switches used.
9555 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9556 (enum rs6000_builtins): Add unsigned varients for the builtin
9557 declarations returned by target hooks for expanding multiplies,
9558 select, and permute operations. Add VSX builtins.
9559 (enum rs6000_builtin_type_index): Add entries for VSX.
9560 (V2DI_type_node): Ditto.
9561 (V2DF_type_node): Ditto.
9562 (unsigned_V2DI_type_node): Ditto.
9563 (bool_long_type_node): Ditto.
9564 (intDI_type_internal_node): Ditto.
9565 (uintDI_type_internal_node): Ditto.
9566 (double_type_internal_node): Ditto.
9568 * config/rs6000/altivec.md (whole file): Move all expanders to
9569 vector.md from altivec.md. Rename insn matching functions to be
9571 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9572 (altivec_vcmp*): Ditto.
9573 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9574 (VM): New iterator for moves that includes the VSX types.
9575 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9576 (altivec_vperm_<mode>_uns): New, for unsigned types.
9577 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9578 (altivec_eq<mode>): Ditto.
9579 (altivec_gt<mode>): Ditto.
9580 (altivec_gtu<mode>): Ditto.
9581 (altivec_eqv4sf): Ditto.
9582 (altivec_gev4sf): Ditto.
9583 (altivec_gtv4sf): Ditto.
9584 (altivec_vcmpbfp_p): Ditto.
9586 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9588 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9591 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9594 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9595 ASM_SHORT instead of .word.
9596 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9597 instead of .word in asm template.
9599 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9602 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9603 (process_bb_node_lives): Use it.
9605 * ira.c (setup_cover_and_important_classes): Don't setup
9606 ira_important_class_nums. Add cover classes to the end of
9608 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9610 (find_reg_class_closure): Use reorder_important_classes.
9612 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9614 * config/i386/i386.c (i386_ira_cover_classes): New function.
9615 (TARGET_IRA_COVER_CLASSES): Redefine.
9617 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9618 importance of order of cover classes in the array.
9620 2009-07-22 Diego Novillo <dnovillo@google.com>
9622 * tree-pass.h (TDF_EH): Define.
9623 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9624 contains TDF_EH, print the EH region number holding GS.
9625 * tree-dump.c (dump_options): Add "eh".
9626 * doc/invoke.texi: Document it.
9628 2009-07-22 Doug Kwan <dougkwan@google.com>
9630 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9632 2009-07-22 Michael Matz <matz@suse.de>
9634 PR tree-optimization/35229
9635 PR tree-optimization/39300
9637 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9638 (inhibit_phi_insertion): New function.
9639 (insert_into_preds_of_block): Call it for REFERENCEs.
9640 (init_pre): Initialize and finalize scalar evolutions.
9641 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9643 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9645 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9646 Use CONST_VECTOR_NUNITS to determine number of elements.
9648 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9650 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9651 (U, W): Constraints are now deprecated and will be removed if we
9653 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9655 ("prefetch"): Add the stcmh instruction for prefetching.
9656 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9658 (s390_short_displacement): Return always true if compiling for
9659 machines not providing the long displacement facility.
9660 (s390_mem_constraint): Support the new constraint letter Z.
9661 (s390_check_qrst_address): New function.
9663 2009-07-21 DJ Delorie <dj@redhat.com>
9665 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9668 2009-07-21 Jason Merrill <jason@redhat.com>
9670 * c-common.c (max_tinst_depth): Increase default to 1024.
9672 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9674 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9675 (vec_unpacku_float_lo_v4si): Ditto.
9677 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9680 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9681 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9682 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9683 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9685 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9687 PR tree-optimization/40813
9688 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9691 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9693 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9694 with a NOP_EXPR if needed.
9696 2009-07-21 Paul Brook <paul@codesourcery.com>
9698 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9699 Terminate debug dump with newline.
9701 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9703 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9704 Cast "1" to unsigned HOST_WIDE_INT.
9705 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9706 deposit length to the maximum length - lsb. Extend length if
9707 HOST_BITS_PER_WIDE_INT is 32.
9709 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9711 * cgraph.h (constant_pool_htab): New function.
9712 (constant_descriptor_tree): Move from varasm.c.
9713 * varasm.c (constant_pool_htab): New function.
9714 (constant_descriptor_tree): Move to cgraph.h.
9716 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9718 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9720 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9722 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9725 2009-07-20 Xinliang David Li <davidxl@google.com>
9727 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9729 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9731 * config/mips/mips.md (move_type): Add arith.
9732 (type): Handle arith.
9733 (zero_extendsidi2): Rename this into ...
9734 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9735 (zero_extendsidi2): New expander.
9736 (*zero_extendsidi2_dext): New pattern.
9738 2009-07-20 Nick Clifton <nickc@redhat.com>
9740 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9741 to set MIPS_ABI_DEFAULT.
9742 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9744 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9746 * tree-object-size.c (addr_object_size): Handle unions with
9747 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9749 PR tree-optimization/40792
9750 * tree.c (build_function_type_skip_args): Remove bogus assert.
9752 2009-07-20 Jan Hubicka <jh@suse.cz>
9753 Martin Jambor <mjambor@suse.cz>
9755 * cgraph.h (combined_args_to_skip): New field.
9756 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9757 combined_args_to_skip and args_to_skip.
9758 * tree-inline.c (update_clone_info): New function.
9759 (tree_function_versioning): Call update_clone_info.
9760 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9762 (cgraph_materialize_all_clones): More extensive dumping, working
9763 with combined_args_to_skip rather than args_to_skip.
9765 2009-07-20 Ira Rosen <irar@il.ibm.com>
9767 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9768 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9769 (get_initial_def_for_reduction): Likewise.
9770 (vectorizable_reduction): Skip the check of first operand in case
9771 of COND_EXPR. Add check that it is outer loop vectorization if
9772 nested cycle was detected. Call vectorizable_condition() for
9773 COND_EXPR. If reduction epilogue cannot be created do not fail for
9774 nested cycles (if it is not double reduction). Assert that there
9775 is only one type in the loop in case of COND_EXPR. Call
9776 vectorizable_condition() to vectorize COND_EXPR.
9777 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9778 Add parameters. Allow nested cycles if called from
9779 vectorizable_reduction(). Use reduction vector variable if provided.
9780 (vect_analyze_stmt): Call vectorizable_reduction() before
9781 vectorizable_condition().
9782 (vect_transform_stmt): Update call to vectorizable_condition().
9784 2009-07-20 Christian Bruel <christian.bruel@st.com>
9786 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9787 * doc/invoke.texi (-mfmovd): Likewise.
9788 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9790 2009-07-20 Jan Hubicka <jh@suse.cz>
9792 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9793 when handling SSA name.
9795 2009-07-19 Jan Hubicka <jh@suse.cz>
9797 PR tree-optimization/40676
9798 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9799 virtual PHIs in empty BBs.
9801 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9803 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9804 re-expanded the compound use gen_lowpart instead to convert to the
9807 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9809 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9810 OUTER_CONST arguments.
9811 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9812 the new wider mode will be masked off.
9813 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9815 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9817 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9818 high-order bits are zero.
9820 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9822 * combine.c (simplify_shift_const_1): Split code to determine
9824 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9825 new bits shifted in are identical to the old sign bit.
9827 2009-07-18 Richard Guenther <rguenther@suse.de>
9830 * gimplify.c (gimplify_call_expr): Reject code using results from
9831 functions returning void.
9833 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9835 * doc/md.texi: Document the new PowerPC "es" constraint.
9836 Document that "m" can include automodified addresses on this target,
9837 and explain how %U must be used. Extend the "Q" and "Z" documentation
9838 to suggest "es" as well as "m".
9839 * config/rs6000/constraints.md (es): New memory constraint.
9840 (Q, Z): Update strings to match new documentation.
9842 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9844 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9845 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9846 * config/rs6000/predicates.md (volatile_mem_operand): Use
9847 offsettable_nonstrict_memref_p.
9848 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9849 (*floatunssidf2_internal): Likewise.
9850 (*fix_truncdfsi2_internal): Likewise.
9851 (*fix_trunctfsi2_internal): Likewise.
9853 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9855 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9857 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9859 2009-07-17 Richard Guenther <rguenther@suse.de>
9862 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9863 (pass_warn_unused_result): Likewise.
9864 (TODO_set_props): Remove.
9865 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9867 (pass_diagnose_omp_blocks): Define.
9868 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9869 (c_gimple_diagnostics_recursively): Remove.
9870 (finish_function): Do not call it.
9871 (c_write_global_declarations): Continue after errors.
9872 Finalize the CU here.
9873 * c-gimplify.c (c_genericize): Do not gimplify here.
9874 * c-common.c (c_warn_unused_result): Move ...
9875 * tree-cfg.c (do_warn_unused_result): ... here.
9876 (run_warn_unused_result): New function.
9877 (gate_warn_unused_result): New function.
9878 (pass_warn_unused_result): New pass.
9879 * c-common.h (c_warn_unused_result): Remove.
9880 * flags.h (flag_warn_unused_result): Declare.
9881 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9882 * opts.c (flag_warn_unused_result): Initialize to false.
9883 * toplev.c (compile_file): Add comment.
9884 * omp-low.c (create_omp_child_function): Do not register
9885 the function with the frontend.
9886 (diagnose_omp_structured_block_errors): Prepare to be
9887 called as optimization pass.
9888 (gate_diagnose_omp_blocks): New function.
9889 (pass_diagnose_omp_blocks): New pass.
9890 * cgraph.h (cgraph_optimize): Remove.
9891 (cgraph_analyze_function): Likewise.
9892 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9893 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9894 before their parents here.
9895 (cgraph_finalize_function): Not here.
9896 (cgraph_analyze_function): Gimplify functions here.
9897 (cgraph_finalize_compilation_unit): Continue after errors.
9898 Optimize the callgraph from here.
9899 (cgraph_optimize): Make static.
9900 * langhooks.c (write_global_declarations): Finalize the CU.
9901 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9902 (gimplify_function_tree): Assert we gimplify only once.
9903 Set PROP_gimple_any property.
9904 * tree-nested.c (gimplify_all_functions): New function.
9905 (lower_nested_functions): Gimplify all nested functions.
9906 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9907 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9908 and pass_diagnose_omp_blocks after gimplification. Do not
9909 set TODO_set_props on all_lowering_passes.
9910 (execute_one_pass): Do not handle TODO_set_props.
9911 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9912 (gimplify.o): Add tree-pass.h dependency.
9913 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9914 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9915 (unsave_r): Likewise.
9916 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9919 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9921 * doc/service.texi (Service): Restore previously removed link,
9922 which isn't broken after all.
9924 2009-07-17 Richard Guenther <rguenther@suse.de>
9926 PR tree-optimization/40321
9927 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9928 PHI nodes to the maximal set.
9929 (make_values_for_phi): Add PHI arguments to the maximal set.
9930 (execute_pre): Dump PHI_GEN and the maximal set.
9932 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9935 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9938 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9940 * doc/extend.texi (Nested Functions): Replace broken link with
9942 * doc/service.texi (Service): Remove broken link.
9944 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9947 * builtins.c (expand_builtin_memcmp): Use loc instead of
9948 EXPR_LOCATION (exp).
9949 (expand_builtin_strncmp): Likewise.
9951 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9952 Manuel López-Ibáñez <manu@gcc.gnu.org>
9955 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9956 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9957 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9958 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9959 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9960 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9961 tree-inline.c, c-common.c, c-common.h, gimple.c,
9962 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9963 convert.c: Add location argument to fold_{unary,binary,ternary},
9964 fold_build[123], build_call_expr, build_size_arg,
9965 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9966 fold_build1_initializer, fold_build2_initializer,
9967 fold_build3_initializer, fold_build_call_array,
9968 fold_build_call_array_initializer, fold_single_bit_test,
9969 omit_one_operand, omit_two_operands, invert_truthvalue,
9970 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9971 combine_comparisons, fold_builtin_*, fold_call_expr,
9972 build_range_check, maybe_fold_offset_to_address, round_up,
9975 2009-07-16 Jason Merrill <jason@redhat.com>
9978 * c-common.c (c_common_reswords): Add __is_standard_layout
9980 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9981 * doc/implement-cxx.texi: New.
9982 * doc/gcc.texi: Include it.
9984 2009-07-16 DJ Delorie <dj@redhat.com>
9986 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9987 compares that may be indirectly affected by previous instructions.
9989 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9991 * builtins.c (do_mpc_arg2): New.
9992 (fold_builtin_2): Fold builtin cpow.
9993 * real.h (HAVE_mpc_pow): New.
9995 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9997 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9998 comparison to skip unprofitable schedule
10000 2009-07-16 Simon Baldwin <simonb@google.com>
10002 * gcc.c (option_map): New flag -no-canonical-prefixes.
10003 * (display_help): Print help text for new flag.
10004 * (process_command): Move options translation and language specifics
10005 and handle new flag early. Use it to set a function pointer to a
10006 prefix builder. Replace make_relative_prefix calls with calls to
10007 the function pointed to. Ignore new flag in regular options handling.
10008 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10010 2009-07-15 DJ Delorie <dj@redhat.com>
10012 * config/mep/mep.md (sibcall_internal): Change register to avoid
10013 argument registers.
10014 (sibcall_value_internal): Likewise.
10016 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10018 PR rtl-optimization/40710
10019 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10021 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10023 * config/mips/mips.md (*extenddi_truncate<mode>,
10024 *extendsi_truncate<mode>): Change type attribute to move_type
10025 with shift_shift. Split out code handling exts from here ...
10026 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10028 (*extendhi_truncateqi): Change type attribute to move_type with
10029 shift_shift. Split out code handling exts from here ...
10030 (*extendhi_truncateqi_exts): ... to this new pattern.
10032 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10034 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10035 instead of "and" with inverted sign bit mask value. Use
10036 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10037 Allocate registers only for operand 4 and operand 5.
10039 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10041 PR middle-end/40747
10042 * fold-const.c (fold_cond_expr_with_comparison): When folding
10043 < and <= to MIN, make sure the MIN uses the same type as the
10044 comparison's operands.
10046 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10048 * arm.md (ior_xor): New code iterator.
10049 (split for ior/xor with shift and zero-extend): New split pattern.
10050 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10052 2009-07-15 Richard Guenther <rguenther@suse.de>
10054 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10057 2009-07-15 Richard Guenther <rguenther@suse.de>
10059 PR middle-end/40753
10060 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10062 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10064 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10065 handle 2.6.30 kernel.
10067 2009-07-15 DJ Delorie <dj@redhat.com>
10069 * config/mep/mep.md (sibcall_internal): Change register to allow
10070 for 24-bit addresses.
10071 (sibcall_value_internal): Likewise.
10073 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10075 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10076 that are enabled/disabled by the flags introduced by a previous patch.
10078 2009-07-14 DJ Delorie <dj@redhat.com>
10080 * config/mep/mep.md (sibcall_internal): Include non-toggling
10082 (sibcall_value_internal): Likewise.
10084 2009-07-14 Taras Glek <tglek@mozilla.com>
10085 Rafael Espindola <espindola@google.com>
10087 * doc/sourcebuild.texi: Document install-plugin target.
10088 * configure.ac: Added install-plugin target to language makefiles.
10089 * configure: Regenerate.
10090 * Makefile.in: (install-plugin): Install more headers,
10091 depend on lang.install-plugin.
10093 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10095 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10098 2009-07-14 DJ Delorie <dj@redhat.com>
10100 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10101 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10102 * config/mep/mep.md (sibcall_internal): Change test from
10103 mep_vliw_mode_match to mep_vliw_jmp_match.
10104 (sibcall_value_internal): Likewise.
10106 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10108 * config/i386/sse.md (copysign<mode>3): New expander.
10109 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10110 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10111 Use ix86_build_const_vector.
10112 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10113 IX86_BUILTIN_CPYSGNPD.
10114 (builtin_description): Add __builtin_ia32_copysignps and
10115 __builtin_ia32_copysignpd.
10116 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10117 and BUILT_IN_COPYSIGNF.
10119 2009-07-13 Jason Merrill <jason@redhat.com>
10121 * builtins.c (can_trust_pointer_alignment): New fn.
10122 (get_pointer_alignment): Factor it out from here.
10123 * tree.h: Declare it.
10125 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10127 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10130 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10134 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10136 2009-07-14 Richard Guenther <rguenther@suse.de>
10137 Andrey Belevantsev <abel@ispras.ru>
10139 PR middle-end/40745
10140 * cfgexpand.c (partition_stack_vars): Do not bother to update
10141 alias information when not optimizing.
10143 2009-07-14 Richard Guenther <rguenther@suse.de>
10144 Andrey Belevantsev <abel@ispras.ru>
10146 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10147 (pt_solution_set): Likewise.
10148 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10149 * tree-ssa-structalias.c (pt_solution_set): New function.
10150 * final.c (rest_of_clean_state): Free SSA data structures.
10151 * print-rtl.c (print_decl_name): Remove.
10152 (print_mem_expr): Implement in terms of print_generic_expr.
10153 * alias.c (ao_ref_from_mem): New function.
10154 (rtx_refs_may_alias_p): Likewise.
10155 (true_dependence): Query alias-export info.
10156 (canon_true_dependence): Likewise.
10157 (write_dependence_p): Likewise.
10158 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10160 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10161 (mem_expr_equal_p): Use operand_equal_p.
10162 (set_mem_attributes_minus_bitpos): Do not use
10163 component_ref_for_mem_expr.
10164 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10165 (update_alias_info_with_stack_vars): Likewise.
10166 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10167 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10168 explicitly nor clear stmt operands.
10169 Free the decl-to-pointer map.
10170 * tree-optimize.c (execute_free_datastructures): Do not free
10171 SSA data structures here.
10172 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10173 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10174 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10176 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10178 2009-07-13 DJ Delorie <dj@redhat.com>
10180 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10181 unrolling at the right iteration count.
10183 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10186 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10188 * haifa-sched.c (rank_for_schedule): Introduced flags to
10189 enable/disable individual scheduling heuristics.
10190 * common.opt: Introduced flags to enable/disable individual
10191 heuristics in the scheduler.
10192 * doc/invoke.texi: Introduced flags to enable/disable individual
10193 heuristics in the scheduler.
10195 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10197 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10198 config/i386/mingw-tls.c.
10199 * config/i386/mingw-tls.c: Removed.
10201 2009-07-13 Ira Rosen <irar@il.ibm.com>
10203 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10204 checks access only relevant statements.
10205 (vectorizable_reduction): Likewise.
10207 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10209 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10210 just for 32-bit case.
10212 2009-07-12 Jan Hubicka <jh@suse.cz>
10214 PR tree-optimization/40585
10215 * except.c (expand_resx_expr): When there already is resume
10216 instruction, produce linked list.
10217 (build_post_landing_pads): Assert that resume is empty.
10218 (connect_post_landing_pads): Handle resume lists.
10219 (dump_eh_tree): Dump resume list.
10221 2009-07-12 Ira Rosen <irar@il.ibm.com>
10223 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10224 with additional argument.
10225 * tree-vectorizer.h (enum vect_def_type): Add
10226 vect_double_reduction_def.
10227 (vect_is_simple_reduction): Add argument.
10228 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10230 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10231 vect_is_simple_reduction with additional argument.
10232 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10234 (reduction_code_for_scalar_code): Handle additional codes by
10235 returning ERROR_MARK for them. Fix comment and indentation.
10236 (vect_is_simple_reduction): Fix comment, add argument to specify
10237 double reduction. Detect double reduction.
10238 (get_initial_def_for_induction): Fix indentation.
10239 (get_initial_def_for_reduction): Fix comment and indentation.
10240 Handle double reduction. Create initial definitions that do not
10241 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10242 (vect_create_epilog_for_reduction): Fix comment, add argument to
10243 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10244 epilogue result extraction. Create double reduction phi node and
10245 replace relevant uses.
10246 (vectorizable_reduction): Call vect_is_simple_reduction with
10247 additional argument. Fix indentation. Update epilogue code treatment
10248 according to the changes in reduction_code_for_scalar_code. Check
10249 for double reduction. Call vect_create_epilog_for_reduction with
10250 additional argument.
10251 * tree-vect-stmts.c (process_use): Handle double reduction, update
10253 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10254 (vect_get_vec_def_for_operand): Likewise.
10256 2009-07-12 Danny Smith <dansmister@gmail.com>
10258 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10259 dllexport if !TREE_PUBLIC.
10260 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10262 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10264 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10265 (avr_extra_arch_macro) Remove declatation.
10266 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10267 (avr_extra_arch_macro) Declare as static.
10268 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10270 2009-07-11 Jan Hubicka <jh@suse.cz>
10272 PR middle-end/48388
10273 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10275 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10278 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10279 cold_in_std_section bits.
10280 (dwarf2out_begin_prologue): Initialize them.
10281 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10282 if already covered by text_section or cold_text_section range.
10284 PR rtl-optimization/40667
10285 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10286 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10287 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10288 * config/i386/i386.c (ix86_minimum_alignment): New function.
10289 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10290 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10291 * emit-rtl.c (gen_reg_rtx): Likewise.
10292 * function.c (assign_parms): Likewise. If nominal_type needs
10293 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10294 rather than passed_type's alignment.
10297 * function.c (assign_parm_setup_stack): Adjust
10298 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10299 from nominal_mode on big endian.
10301 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10303 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10305 2009-07-10 DJ Delorie <dj@redhat.com>
10307 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10309 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10311 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10313 (thumb2_cbnz): Likewise.
10315 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10318 * config.gcc (supported_defaults): Add synci.
10319 (with_synci): Add validation.
10320 (all_defaults): Add synci.
10321 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10324 * config/mips/mips.opt (msynci): New option.
10325 * config/mips/mips.c (mips_override_options): Warn on use of
10326 -msynci for targets that do now support it.
10327 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10329 * gcc/doc/invoke.texi (-msynci): Document the new option.
10330 * doc/install.texi (--with-synci): Document the new option.
10332 2009-07-10 Richard Guenther <rguenther@suse.de>
10334 PR tree-optimization/40496
10335 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10336 the PHI result with a compatible type.
10338 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10342 * c.opt (Wunused-result): New.
10343 * doc/invoke.texi: Document it.
10344 * c-common.c (c_warn_unused_result): Use it.
10346 2009-07-09 DJ Delorie <dj@redhat.com>
10348 * targhooks.c (default_target_can_inline_p): Rename from
10349 default_target_option_can_inline_p.
10350 * targhooks.h (default_target_can_inline_p): Likewise.
10351 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10352 TARGET_OPTION_CAN_INLINE_P.
10353 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10354 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10355 (mep_target_can_inline_p): Rename from
10356 mep_target_option_can_inline_p.
10359 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10360 registers used to pass vectors.
10362 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10364 2009-07-09 Tom Tromey <tromey@redhat.com>
10366 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10367 * config/mmix/mmix.c: Include dwarf2.h.
10368 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10369 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10370 * config/sh/sh.c: Include dwarf2.h.
10371 * config/i386/i386.c: Include dwarf2.h.
10372 * Makefile.in (DWARF2_H): Remove 'elf'.
10373 * except.c: Include dwarf2.h.
10374 * unwind-dw2.c: Include dwarf2.h.
10375 * dwarf2out.c: Include dwarf2.h.
10376 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10377 * unwind-dw2-fde.c: Include dwarf2.h.
10378 * dwarf2asm.c: Include dwarf2.h.
10380 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10382 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10383 (max_issue): Use it.
10384 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10386 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10387 (region_sched_info): Update.
10388 * sched-ebb.c (ebb_sched_info): Update.
10389 * modulo-sched.c (sms_sched_info): Update.
10390 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10392 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10394 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10396 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10398 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10400 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10402 PR middle-end/40692
10403 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10404 arg1 with arg01 if arg1 is already INTEGER_CST.
10406 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10408 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10409 Transform (and (truncate)) into (truncate (and)).
10411 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10413 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10414 creating LHS paradoxical subregs. Fix surrounding returns to
10415 use NULL_RTX rather than 0.
10417 2009-07-08 DJ Delorie <dj@redhat.com>
10419 * config/mep/mep.c: (mep_option_can_inline_p): New.
10420 (TARGET_OPTION_CAN_INLINE_P): Define.
10422 2009-07-08 Mark Wielaard <mjw@redhat.com>
10425 * dwarf2out.c (add_data_member_location_attribute): When we have
10426 only a constant offset don't emit a new location description using
10427 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10430 2009-07-08 Richard Henderson <rth@redhat.com>
10433 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10434 (enum reg_class): Add CLOBBERED_REGS.
10435 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10436 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10437 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10438 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10439 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10440 force 64-bit sibcalls into R11.
10441 * config/i386/constraints.md (U): New constraint.
10442 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10443 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10444 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10446 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10448 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10450 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10451 * ebitmap.h (dump_ebitmap): Ditto.
10452 * optabs.h (optab_libfunc): Ditto.
10453 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10454 * tree-flow.h (vect_can_force_dr_alignment_p,
10455 get_vectype_for_scalar_type): Ditto.
10456 (vectorize_loops): Move prototype to ...
10457 * tree-vectorizer.h: ... here. Also, adjust comment.
10458 (vect_set_verbosity_level): Remove duplicate prototype.
10459 * tree-ssa-loop.c: Include tree-vectorizer.h.
10460 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10462 2009-07-08 Nick Clifton <nickc@redhat.com>
10464 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10467 2009-07-08 DJ Delorie <dj@redhat.com>
10469 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10470 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10471 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10473 * config/mep/intrinsics.md: Regenerated.
10474 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10475 registers when asm() or calls are detected.
10477 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10480 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10482 * gimple (gimple_build_call_from_tree): Likewise.
10483 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10484 no_warning flag before warning.
10486 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10488 * tree.c (set_expr_locus): Remove.
10489 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10490 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10492 * gimplify.c (internal_get_tmp_var): Likewise.
10493 (gimplify_call_expr): Likewise.
10494 (gimplify_one_sizepos): Likewise.
10496 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10499 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10500 to variables for debugging purposes.
10502 2009-06-23 Mark Loeser <mark@halcy0n.com>
10505 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10507 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10509 * pretty-print.c (pp_base_format): Remove %J.
10510 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10511 gcc_cxxdiag_char_table): Likewise.
10512 (init_dynamic_diag_info): Likewise.
10514 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10516 * pretty-print.c (pp_base_format): Remove %H.
10517 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10518 gcc_cxxdiag_char_table): Likewise.
10519 (init_dynamic_diag_info): Likewise.
10520 * config/mep/mep.c (mep_select_section): Likewise.
10522 2009-07-07 Duncan Sands <baldrick@free.fr>
10524 * final.c (pass_clean_state): Give the pass a name.
10525 * passes.c (pass_rest_of_compilation): Likewise.
10526 * tree-optimize.c (pass_all_optimizations): Likewise.
10528 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10530 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10531 an extra 'decl' for error_at.
10533 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10535 PR middle-end/40669
10536 * tree-tailcall.c (adjust_return_value_with_ops,
10537 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10538 if it has complex or vector type.
10540 2009-07-07 Olivier Hainque <hainque@adacore.com>
10542 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10545 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10547 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10549 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10551 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10552 * c-decl.c: Likewise.
10553 * function.c: Likewise.
10554 * varasm.c: Likewise.
10555 * tree-ssa.c: Likewise.
10556 * c-common.c: Likewise.
10557 * tree-cfg.c: Likewise.
10558 * config/spu/spu.c: Likewise.
10559 * config/ia64/ia64.c: Likewise.
10560 * config/v850/v850.c: Likewise.
10562 2009-07-06 DJ Delorie <dj@redhat.com>
10564 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10565 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10566 unspecified accesses to control registers.
10567 * config/mep/intrinsics.md: Regenerate.
10568 * config/mep/intrinsics.h: Regenerate.
10569 * config/mep/mep-intrin.h: Regenerate.
10571 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10573 * c-lex.c: Replace %H by an explicit location. Update all calls.
10574 * c-common.c: Likewise.
10575 * c-decl.c: Likewise.
10576 * c-typeck.c: Likewise.
10577 * fold-const.c: Likewise.
10578 * gimplify.c: Likewise.
10579 * stmt.c: Likewise.
10580 * tree-cfg.c: Likewise.
10581 * tree-ssa-loop-niter.c: Likewise.
10582 * tree-vrp.c: Likewise.
10583 * value-prof.c: Likewise.
10585 2009-07-06 Diego Novillo <dnovillo@google.com>
10587 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10588 if it has one. Handle cases where VAR does not have an
10589 annotation or cfun is NULL.
10591 2009-07-06 Diego Novillo <dnovillo@google.com>
10593 * tree.c: Include debug.h.
10594 (initialize_tree_contains_struct): New.
10595 (init_ttree): Call it.
10596 (tree_node_structure_for_code): Factor out of ...
10597 (tree_node_structure): ... here.
10598 * treestruct.def (TS_PHI_NODE): Remove.
10599 (TS_GIMPLE_STATEMENT): Remove.
10601 2009-07-06 Diego Novillo <dnovillo@google.com>
10603 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10604 (debug_tree_chain): Handle cycles.
10606 2009-07-06 Nick Clifton <nickc@redhat.com>
10607 DJ Delorie <dj@redhat.com>
10609 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10610 __FMOVD_ENABLED__ is defined.
10612 (TARGET_FMOVD): Provide a default definition.
10613 (MASK_FMOVD): Likewise.
10614 (TARGET_CPU_CPP_BUILTINS): Define
10615 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10616 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10617 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10618 (split for DF load from memory into register): Also handle
10619 MEMs which consist of REG+DISP addressing.
10620 (split for DF store from register to memory): Likewise.
10621 (movsf_ie): Always use single fp_mode.
10622 * config/sh/sh.c (sh_override_options): Do not automatically
10623 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10624 that to the -mfmovd command line switch.
10625 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10626 (fldi_ok): Always allow.
10627 * config/sh/sh.opt (mfmovd): Remove this switch.
10628 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10630 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10631 Kaz Kojima <kkojima@gcc.gnu.org>
10633 PR rtl-optimization/30807
10634 * postreload.c (reload_combine): For every new use of REG_SUM,
10635 record the use of BASE.
10637 2009-07-06 Jan Hubicka <jh@suse.cz>
10639 * params.def: Revert my accidental commit at 2009-06-30.
10641 2009-07-04 Ian Lance Taylor <iant@google.com>
10644 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10646 (mingw_format_attribute_overrides): Likewise.
10648 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10651 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10652 don't check cfa.reg. Instead of cfa.indirect use
10653 fde && fde->drap_reg != INVALID_REGNUM test.
10655 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10657 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10659 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10662 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10664 2009-07-03 Richard Guenther <rguenther@suse.de>
10666 PR tree-optimization/40640
10667 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10670 2009-07-03 Jan Hubicka <jh@suse.cz>
10672 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10673 for size, reduce amount of inlining.
10675 2009-07-03 Richard Guenther <rguenther@suse.de>
10677 PR middle-end/34163
10678 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10679 if t +- x is known to not overflow and the conversion widens the
10681 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10683 2009-07-03 Jan Hubicka <jh@suse.cz>
10685 * ipa-pure-const.c (analyze): Update loop optimizer init.
10686 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10687 try_remove_empty_loop, remove_empty_loops): Remove.
10688 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10689 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10690 to mark regular loops as neccesary.
10691 (degenerate_phi_p): New function.
10692 (propagate_necessity, remove_dead_phis): Use it.
10693 (forward_edge_to_pdom): Likewise.
10694 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10695 virtual PHI nodes that became unreachable.
10696 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10697 * tree-flow.h (remove_empty_loops): Remove.
10698 * passes.c (init_optimization_passes): Remove.
10700 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10702 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10703 can_create_pseudo_p.
10704 (*fix_trunc<mode>_i387_1): Ditto.
10705 (*floathi<mode>2_1): Ditto.
10706 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10707 (*fistdi2_1): Ditto.
10708 (*fist<mode>2_1): Ditto.
10709 (frndintxf2_floor): Ditto.
10710 (*fist<mode>2_floor_1): Ditto.
10711 (frndintxf2_ceil): Ditto.
10712 (*fist<mode>2_ceil_1): Ditto.
10713 (frndintxf2_trunc): Ditto.
10714 (frndintxf2_mask_pm): Ditto.
10715 (fxam<mode>2_i387_with_temp): Ditto.
10716 * config/i386/sse.md (mulv16qi3): Ditto.
10717 (*sse2_mulv4si3): Ditto.
10719 (sse4_2_pcmpestr): Ditto.
10720 (sse4_2_pcmpistr): Ditto.
10722 2009-07-03 Jan Hubicka <jh@suse.cz>
10724 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10725 (mark_stmt_necessary): Set it.
10726 (mark_operand_necessary): Set it.
10727 (mark_control_dependent_edges_necessary): Set it.
10728 (mark_virtual_phi_result_for_renaming): New function.
10729 (get_live_post_dom): New function.
10730 (forward_edge_to_pdom): New function.
10731 (remove_dead_stmt): Fix handling of control dependences.
10732 (tree_dce_init): Init new bitmap.
10733 (tree_dce_done): Free it.
10735 2009-07-02 Richard Guenther <rguenther@suse.de>
10738 * tree-ssa-structalias.c (new_var_info): Initialize
10741 2009-07-02 Jan Hubicka <jh@suse.cz>
10743 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10746 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10748 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10749 instead of recomputing it. Adjust calls.
10750 (emit_store_flag): Adjust recursive calls.
10752 2009-07-02 Richard Guenther <rguenther@suse.de>
10754 * tree-ssa-live.c (remove_unused_locals): Do not remove
10756 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10757 of DECL_EXTERNAL for HEAP variables.
10758 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10759 HEAP variables. Do not adjust RESTRICT vars.
10760 (find_what_var_points_to): Nobody cares if something
10761 points to READONLY.
10763 2009-07-02 Ben Elliston <bje@au.ibm.com>
10765 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10766 pc_low and pc_high declarations to the top of the function.
10768 2009-07-01 DJ Delorie <dj@redhat.com>
10770 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10771 registers as fixed.
10772 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10773 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10774 unspecified accesses to control registers.
10775 * config/mep/intrinsics.md: Regenerate.
10776 * config/mep/intrinsics.h: Regenerate.
10777 * config/mep/mep-intrin.h: Regenerate.
10779 2009-07-01 Anthony Green <green@moxielogic.com>
10781 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10782 instruction when possible.
10783 (moxie_expand_prologue): Ditto. Also, save an instruction and
10784 some complexity by popping off of $r12 instead of $sp.
10785 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10788 2009-07-01 Richard Henderson <rth@redhat.com>
10791 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10792 contained no insns, reposition note before last insn.
10794 2009-07-01 Richard Henderson <rth@redhat.com>
10797 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10798 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10800 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10803 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10804 darwin9 for printing reg addresses with %y.
10806 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10808 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10809 truncation from operands in binary operations.
10811 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10814 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10815 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10816 subreg of op0 to the original op0.
10818 * expmed.c (store_bit_field_1): Use a temporary as the destination
10819 instead of a paradoxical subreg when we need to truncate the result.
10821 2009-07-01 DJ Delorie <dj@redhat.com>
10823 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10824 names to VLIW variants.
10825 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10826 * config/mep/intrinsics.md: Regenerate.
10827 * config/mep/intrinsics.h: Regenerate.
10828 * config/mep/mep-intrin.h: Regenerate.
10830 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10833 * jump.c (returnjump_p): Revert last patch.
10834 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10836 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10839 * pa.md (casesi32p): Use jump table label to determine the offset
10841 (casesi64p): Likewise.
10843 * pa.c (forward_branch_p): Return bool type. Use instruction
10844 addresses when available. Assert that INSN has a jump label.
10845 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10848 2009-07-01 Richard Guenther <rguenther@suse.de>
10850 PR tree-optimization/19831
10851 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10852 that only act as barriers do not make any previous stores necessary.
10853 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10854 HEAP variables global, do not add a constraint from nonlocal.
10855 (find_func_aliases): Handle escapes through return statements.
10856 (compute_points_to_sets): Make escaped HEAP variables global.
10858 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10861 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10862 after reducing a DImode cstore to SImode.
10864 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10866 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10867 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10869 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10871 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10872 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10874 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10875 and umod_optab if TARGET_BSD_DIVMOD.
10876 * config/vax/lib1funcs.asm: New file.
10877 * config/vax/t-linux: New file.
10878 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10880 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10883 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10884 to type arguments that have void type.
10887 * dwarf2out.c (gen_formal_parameter_die): Call
10888 equate_decl_number_to_die if node is different from origin.
10890 2009-06-30 Anthony Green <green@moxielogic.com>
10892 Clean up moxie port for --enable-build-with-cxx.
10893 * config/moxie/moxie.c (moxie_function_value): First two
10894 parameters are const_tree, not tree.
10895 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10896 (REG_CLASS_NAMES): Ditto.
10897 (REGNO_REG_CLASS): Ditto.
10898 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10899 (moxie_function_value): Fix constyness of arguments.
10901 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10903 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10904 finalize_size_functions before further processing.
10905 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10906 (variable_size): Call self_referential_size on size expressions
10907 that contain a PLACEHOLDER_EXPR.
10908 (size_functions): New static variable.
10909 (copy_self_referential_tree_r): New static function.
10910 (self_referential_size): Likewise.
10911 (finalize_size_functions): New global function.
10912 * tree.c: Include tree-inline.h.
10913 (push_without_duplicates): New static function.
10914 (find_placeholder_in_expr): New global function.
10915 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10917 <tcc_expression>: Likewise.
10918 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10919 the call in the expression.
10920 * tree.h (finalize_size_functions): Declare.
10921 (find_placeholder_in_expr): Likewise.
10922 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10923 (substitute_placeholder_in_expr): Update comment.
10924 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10926 (copy_tree_body_r): Likewise.
10927 (copy_tree_body): New static function.
10928 (maybe_inline_call_in_expr): New global function.
10929 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10930 (maybe_inline_call_in_expr): Declare.
10931 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10932 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10935 2009-06-30 Richard Guenther <rguenther@suse.de>
10937 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10939 (propagate_necessity): Do not mark reaching defs of stores
10942 2009-06-30 Jan Hubicka <jh@suse.cz>
10944 * cfgloopanal.c (check_irred): Move into ...
10945 (mark_irreducible_loops): ... here; return true if ireducible
10947 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10948 (analyze_function): Try to prove loop finiteness.
10949 * cfgloop.h (mark_irreducible_loops): Update prototype.
10950 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10952 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10954 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10956 2009-06-30 Ira Rosen <irar@il.ibm.com>
10958 PR tree-optimization/40542
10959 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10962 2009-06-30 Martin Jambor <mjambor@suse.cz>
10964 PR tree-optimization/40582
10965 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10966 than useless_type_conversion_p.
10967 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10970 2009-06-30 Martin Jambor <mjambor@suse.cz>
10972 PR middle-end/40554
10973 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10975 2009-06-30 Richard Guenther <rguenther@suse.de>
10977 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10978 use ao_ref references.
10979 (walk_aliased_vdefs): Likewise.
10980 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10981 * tree-ssa-dce.c (struct ref_data): Remove.
10982 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10983 (mark_aliased_reaching_defs_necessary): Adjust.
10984 (mark_all_reaching_defs_necessary_1): Likewise.
10986 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10989 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10990 (emit_store_flag_1): Extract from emit_store_flag, adjust
10991 calls to (what now is) emit_cstore.
10992 (emit_store_flag): Call emit_store_flag_1 and also use it
10993 for what used to be recursive calls.
10995 2009-06-30 Wei Guozhi <carrot@google.com>
10998 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10999 if the target bb post dominates from bb.
11000 * config/i386/i386.c (memory_address_length): Check existence of base
11001 register before using it.
11003 2009-06-30 Nick Clifton <nickc@redhat.com>
11004 DJ Delorie <dj@redhat.com>
11006 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11007 __FMOVD_ENABLED__ is defined.
11009 (TARGET_FMOVD): Provide a default definition.
11010 (MASK_FMOVD): Likewise.
11011 (TARGET_CPU_CPP_BUILTINS): Define
11012 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11013 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11014 two fmov instructions depending upon whether TARGET_FMOVD is
11016 (split for DF load from memory into register): Also handle
11017 MEMs which consist of REG+DISP addressing.
11018 (split for DF store from register to memory): Likewise.
11019 * config/sh/sh.opt (mfmovd): Remove this switch.
11020 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11021 * config/sh/sh.c (sh_override_options): Do not automatically
11022 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11023 that to the -mfmovd command line switch.
11025 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11027 (fldi_ok): Always allow.
11028 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11030 2009-06-29 DJ Delorie <dj@redhat.com>
11032 * doc/install.texi (mep-x-elf): Correct chip's full name.
11034 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11036 * doc/extend.texi: Fix typo.
11038 2009-06-29 Tom Tromey <tromey@redhat.com>
11040 * dwarf2.h: Remove.
11041 * Makefile.in (DWARF2_H): New variable.
11042 (except.o): Use it.
11043 (dwarf2out.o): Likewise.
11044 (dwarf2asm.o): Likewise.
11045 * config/i386/t-i386: Use DWARF2_H.
11046 * except.c: Include elf/dwarf2.h.
11047 * unwind-dw2.c: Include elf/dwarf2.h.
11048 * dwarf2out.c: Include elf/dwarf2.h.
11049 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11050 <dtprel>: New field.
11051 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11052 (size_of_loc_descr): Likewise.
11053 (output_loc_operands_raw): Likewise.
11054 (output_loc_operands): Handle new dtprel field.
11055 (loc_checksum): Update.
11056 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11057 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11058 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11059 * dwarf2asm.c: Include elf/dwarf2.h.
11060 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11061 * config/mmix/mmix.c: Include elf/dwarf2.h.
11062 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11063 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11064 * config/sh/sh.c: Include elf/dwarf2.h.
11065 * config/i386/i386.c: Include elf/dwarf2.h.
11067 2009-06-29 DJ Delorie <dj@redhat.com>
11069 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11071 * doc/extend.texi: Add MeP attributes and pragmas.
11072 * doc/invoke.text: Add MeP Options.
11073 * doc/contrib.texi: Add MeP contribution.
11074 * doc/md.texi: Add MeP constraints.
11075 * doc/install.texi: Add MeP target.
11077 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11079 * target.h (struct gcc_target): Add frame_pointer_required field.
11080 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11081 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11082 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11084 * reload1.c (update_eliminables): (Ditto.).
11085 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11086 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11087 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11089 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11091 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11092 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11093 (arm_frame_pointer_required): New function.
11095 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11096 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11097 (avr_frame_pointer_required_p): Declare as static.
11098 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11100 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11101 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11102 (bfin_frame_pointer_required): Make as static, change return type
11104 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11106 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11107 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11108 (cris_frame_pointer_required): New function.
11110 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11112 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11113 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11114 (fr30_frame_pointer_required): New function.
11116 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11117 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11118 (frv_frame_pointer_required): Make as static, change return type
11120 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11122 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11123 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11124 (ix86_frame_pointer_required): Make as static, change return type to
11126 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11128 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11129 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11131 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11133 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11135 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11137 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11138 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11139 (mips_frame_pointer_required): Make as static.
11140 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11142 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11143 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11144 (mmix_frame_pointer_required): Mew function.
11146 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11147 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11149 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11151 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11153 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11155 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11156 (CAN_ELIMINATE): Redefine.
11157 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11158 (sparc_frame_pointer_required): New function.
11159 (sparc_can_eliminate): New function.
11160 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11162 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11163 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11165 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11166 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11167 (xtensa_frame_pointer_required): Make as static, change return type
11169 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11172 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11174 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11175 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11176 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11177 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11178 (register_callback): Handle PLUGIN_START_UNIT.
11179 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11181 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11183 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11185 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11186 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11188 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11190 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11193 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11195 * doc/extend.texi (Additional Floating Types): __float128 is also
11196 supported on i386 targets.
11198 2009-06-29 Richard Guenther <rguenther@suse.de>
11200 PR middle-end/14187
11201 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11203 (pt_solutions_same_restrict_base): Declare.
11204 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11206 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11207 (make_constraint_from, make_copy_constraint): Move earlier.
11208 (make_constraint_from_heapvar): New function.
11209 (make_constraint_from_restrict): Likewise.
11210 (handle_lhs_call): Use it.
11211 (find_func_aliases): Use it to track conversions to restrict
11212 qualified pointers.
11213 (struct fieldoff): Add only_restrict_pointers flag.
11214 (push_fields_onto_fieldstack): Initialize it.
11215 (create_variable_info_for): Track global restrict qualified pointers.
11216 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11217 Track restrict qualified pointer arguments.
11218 (set_uids_in_ptset): Use varinfo is_global_var flag.
11219 (find_what_var_points_to): Set the vars_contains_restrict flag.
11220 Always create the points-to solution for sets including restrict tags.
11221 (pt_solutions_same_restrict_base): New function.
11222 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11223 qualified pointers use pt_solutions_same_restrict_base as
11224 additional source for disambiguation.
11226 2009-06-29 Richard Guenther <rguenther@suse.de>
11228 PR middle-end/38212
11229 * alias.c (find_base_decl): Remove.
11230 (get_deref_alias_set_1): Remove restrict handling.
11231 * c-common.c (c_apply_type_quals_to_decl): Do not set
11232 DECL_POINTER_ALIAS_SET.
11233 * gimplify.c (find_single_pointer_decl_1): Remove.
11234 (find_single_pointer_decl): Likewise.
11235 (internal_get_tmp_var): Remove restrict handling.
11236 (gimple_regimplify_operands): Likewise.
11237 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11238 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11239 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11240 * tree.c (restrict_base_for_decl): Remove.
11241 (init_ttree): Do not allocate it.
11242 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11243 LABEL_DECL_UID for label decls.
11244 (copy_node_stat): Do not copy restrict information.
11245 (decl_restrict_base_lookup): Remove.
11246 (decl_restrict_base_insert): Likewise.
11247 (print_restrict_base_statistics): Likewise.
11248 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11249 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11250 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11251 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11252 (LABEL_DECL_UID): Adjust.
11253 (DECL_BASED_ON_RESTRICT_P): Remove.
11254 (DECL_GET_RESTRICT_BASE): Likewise.
11255 (SET_DECL_RESTRICT_BASE): Likewise.
11256 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11258 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11259 instead of DECL_POINTER_ALIAS_SET.
11260 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11261 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11262 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11264 2009-06-29 Richard Guenther <rguenther@suse.de>
11266 PR tree-optimization/40579
11267 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11268 the IL to simplify has constants that overflowed.
11270 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11272 PR tree-optimization/40550
11273 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11274 vector_compute_type only when the size of vector_compute_type is
11275 less than the size of type.
11277 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11279 * fold-const.c (contains_label_1): Fix comments.
11280 (contains_label_p): Do not walk trees multiple time.
11282 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11284 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11285 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11286 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11287 ix86_fp_comparison_operator.
11288 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11289 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11290 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11291 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11292 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11293 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11294 (related splits): Change predicate to ix86_fp_comparison_operator.
11295 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11296 instead of ix86_fp_comparison_codes.
11297 (ix86_trivial_fp_comparison_operator,
11298 ix86_fp_comparison_operator): New.
11299 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11300 (ix86_expand_compare): Eliminate last two parameters.
11301 (ix86_fp_jump_nontrivial_p): Kill.
11302 * config/i386/i386.c (put_condition_code): Eliminate call to
11303 ix86_fp_comparison_codes and subsequent assertion.
11304 (ix86_fp_comparison_codes): Eliminate.
11305 (ix86_fp_swap_condition): New.
11306 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11307 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11308 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11309 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11310 and ix86_fp_swap_condition.
11311 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11312 Use ix86_fp_comparison_strategy.
11313 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11314 (ix86_fp_jump_nontrivial_p): Eliminate.
11315 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11316 call to ix86_expand_compare.
11317 (ix86_split_fp_branch, ix86_expand_setcc,
11318 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11319 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11321 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11323 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11324 related to jump_clobbers.
11325 * config/arm/arm.md (conds): Remove jump_clob case.
11326 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11327 splits): Change comparison_operator to arm_comparison_operator.
11328 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11331 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11333 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11334 condition for floating point modes.
11335 * expmed.c (emit_store_flag_1): Move here a bigger part
11336 of emit_store_flag.
11337 (emit_store_flag): Try swapping the condition for floating point
11339 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11341 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11343 * expr.c (expand_expr_real_1): Just use do_store_flag.
11344 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11345 emit_store_flag_force.
11346 * expmed.c (emit_store_flag_force): Copy here trick
11347 previously in expand_expr_real_1. Try reversing the comparison.
11348 (emit_store_flag_1): Work if target is NULL.
11349 (emit_store_flag): Work if target is NULL, using the result mode
11350 from the comparison. Use split_comparison, restructure final part
11351 to simplify conditionals.
11353 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11355 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11356 * dojump.c (do_jump): Change handling of floating-point
11357 ops to use just do_compare_and_jump.
11358 (split_comparison): New.
11359 (do_compare_rtx_and_jump): Add here logic coming previously
11360 in do_jump, using split_comparison.
11362 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11365 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11367 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11369 * tree-ssa-alias.c: Fix unintentional commit.
11371 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11373 * passes.c (execute_one_pass): Fix unintentional commit.
11375 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11377 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11378 (df_rd_local_compute, df_md_local_compute): Inline them.
11380 (df_md_scratch): New.
11381 (df_md_alloc, df_md_free): Allocate/free it.
11382 (df_md_local_compute): Only include live registers in init.
11383 (df_md_transfer_function): Prune the in-set computed by
11384 the confluence function, and the gen-set too.
11386 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11388 PR rtl-optimization/26854
11389 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11390 * df-problems.c (df_rd_add_problem): Fix comment.
11391 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11392 df_md_simulate_artificial_defs_at_top,
11393 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11394 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11395 df_md_transfer_function, df_md_init, df_md_confluence_0,
11396 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11397 problem_MD, df_md_add_problem): New.
11398 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11399 df_md_get_bb_info): New.
11400 (DF_LAST_PROBLEM_PLUS1): Adjust.
11402 * Makefile.in (fwprop.o): Include domwalk.h.
11403 * fwprop.c: Include domwalk.h.
11404 (reg_defs, reg_defs_stack): New.
11405 (bitmap_only_bit_between): Remove.
11406 (process_defs): New.
11407 (process_uses): Use reg_defs and local_md instead of
11408 bitmap_only_bit_between and local_rd.
11409 (single_def_use_enter_block): New, from build_single_def_use_links.
11410 (single_def_use_leave_block): New.
11411 (build_single_def_use_links): Remove code moved to
11412 single_def_use_enter_block, invoke domwalk.
11413 (use_killed_between): Adjust comment.
11415 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11417 * bitmap.h (bitmap_ior_and_into): New.
11418 * bitmap.c (bitmap_ior_and_into): New.
11420 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11422 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11423 before_dom_children_before_stmts and after_dom_children_after_stmts.
11424 Rename the two remaining callbacks to just before_dom_children and
11425 after_dom_children. Remove other GIMPLE statement walking bits.
11426 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11427 * graphite.c: Do not include domwalk.h.
11428 * tree-into-ssa.c (interesting_blocks): New global.
11429 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11430 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11431 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11432 now that they're not domwalk callbacks.
11433 (rewrite_initialize_block): Rename to...
11434 (rewrite_enter_block): ... this, place after called functions. Test
11435 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11436 (rewrite_finalize_block): Rename to...
11437 (rewrite_leave_block): ... this, place after called functions.
11438 (rewrite_update_init_block): Rename to...
11439 (rewrite_update_enter_block): ... this, place after called functions.
11440 Test interesting_blocks, call rewrite_update_stmt and
11441 rewrite_update_phi_arguments.
11442 (rewrite_update_fini_block): Rename to...
11443 (rewrite_leave_block): ... this, place after called functions.
11444 (rewrite_blocks): Remove last argument, simplify initialization of
11446 (mark_def_sites_initialize_block): Rename to...
11447 (mark_def_sites_block): ... this, call mark_def_sites.
11448 (mark_def_sites_blocks): Remove argument, simplify initialization of
11450 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11451 (update_ssa): Likewise.
11452 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11454 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11455 (dom_opt_initialize_block): Rename to...
11456 (dom_opt_enter_block): ... this, place after called functions. Walk
11457 statements here, inline propagate_to_outgoing_edges.
11458 (dom_opt_finalize_block): Rename to...
11459 (dom_opt_leave_block): ... this, place after called functions.
11460 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11462 (dse_enter_block, dse_record_phi): New.
11463 (dse_record_phis): Delete.
11464 (dse_finalize_block): Rename to...
11465 (dse_leave_block): ... this.
11466 (tree_ssa_dse): Simplify initialization of walk_data.
11467 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11468 Adjust initialization of walk_data.
11469 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11470 * tree-ssa-loop-phiopt.c (get_non_trapping):
11471 Adjust initialization of walk_data.
11472 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11473 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11474 it's not a domwalk callback.
11475 (uncprop_initialize_block): Rename to...
11476 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11477 (dse_finalize_block): Rename to...
11478 (dse_leave_block): ... this.
11479 (tree_ssa_uncprop): Simplify initialization of walk_data.
11480 * Makefile.in: Adjust dependencies.
11482 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11484 * arm.md (casesi): Fix test for Thumb1.
11485 (thumb1_casesi_internal_pic): Likewise.
11486 (thumb1_casesi_dispatch): Likewise.
11488 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11490 * config/arm/arm-cores.def: Added core cortex-m0.
11491 * config/arm/arm-tune.md: Regenerated.
11492 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11494 2009-06-26 DJ Delorie <dj@redhat.com>
11496 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11498 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11499 the scheduler doesn't tag jump insns.
11501 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11503 * c-decl.c (merge_decls): Re-indent.
11505 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11508 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11509 Special-case decimal float constants.
11511 2009-06-26 Richard Henderson <rth@redhat.com>
11513 * function.h (struct function): Add cannot_be_copied_reason,
11514 and cannot_be_copied_set.
11515 * tree-inline.c (has_label_address_in_static_1): Rename from
11516 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11517 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11518 don't set inline_forbidden_reason.
11519 (copy_forbidden): New function, split out of inline_forbidden_p.
11520 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11521 (inline_forbidden_p): Use copy_forbidden.
11522 (tree_versionable_function_p): Likewise.
11523 (inlinable_function_p): Merge into tree_inlinable_function_p.
11524 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11525 * ipa-cp.c (ipcp_versionable_function_p): New function.
11526 (ipcp_cloning_candidate_p): Use it.
11527 (ipcp_node_modifiable_p): Likewise.
11529 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11531 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11532 that is marked not to be inlined. Remove flag_mudflap use.
11533 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11534 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11536 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11539 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11540 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11542 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11544 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11546 (__mingwthr_remove_key_dtor): Likewise.
11548 2009-06-26 Richard Guenther <rguenther@suse.de>
11550 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11552 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11554 PR middle-end/40525
11555 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11556 try the non-cond_exec path also.
11558 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11561 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11562 (output_cbranch): Use new functions.
11563 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11566 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11567 Pat Haugen <pthaugen@us.ibm.com>
11568 Revital Eres <ERES@il.ibm.com>
11570 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11571 for %c error. Add %x support to print VSX registers as a unified
11572 register set, instead of separate float and altivec registers.
11573 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11574 %y case, and add support for VSX pre-modify addresses.
11575 (output_toc): Add assert for CONST containing an integer constant
11577 (rs6000_adjust_cost): Add POWER7 support.
11578 (insn_must_be_first_in_group): Ditto.
11579 (insn_must_be_last_in_group): Ditto.
11580 (rs6000_emit_popcount): Ditto.
11581 (rs6000_vector_mode_supported_p): Ditto.
11583 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11584 Change some of the functions called by macros to being called
11585 through a pointer, so debug functions can be inserted if
11586 -mdebug=addr or -mdebug=cost.
11587 (rs6000_preferred_reload_class_ptr): Ditto.
11588 (rs6000_secondary_reload_class_ptr): Ditto.
11589 (rs6000_secondary_memory_needed_ptr): Ditto.
11590 (rs6000_cannot_change_mode_class_ptr): Ditto.
11591 (rs6000_secondary_reload_inner): Ditto.
11592 (rs6000_legitimize_reload_address): Ditto.
11593 (rs6000_legitimize_reload_address_ptr): Ditto.
11594 (rs6000_mode_dependent_address): Ditto.
11595 (rs6000_mode_dependent_address_ptr): Ditto.
11597 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11598 function to return true if the mode allows reg + integer
11600 (virtual_stack_registers_memory_p): New function to return true if
11601 the address refers to a virtual stack register.
11602 (rs6000_legitimate_offset_address_p): Move code to say whether a
11603 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11605 (rs6000_legitimate_address_p): Add checks for modes that only can
11606 do reg+reg addressing. Start adding VSX support.
11607 (rs6000_legitimize_reload_address): Ditto.
11608 (rs6000_legitimize_address): Ditto.
11609 (rs6000_debug_legitimate_address_p): New debug functions for
11610 -mdebug=addr and -mdebug=cost.
11611 (rs6000_debug_rtx_costs): Ditto.
11612 (rs6000_debug_address_costs): Ditto.
11613 (rs6000_debug_adjust_cost): Ditto.
11614 (rs6000_debug_legitimize_address): Ditto.
11615 (rs6000_legitimize_reload_address_ptr): Point to call normal
11616 function or debug function. Make functions called via pointer
11618 (rs6000_mode_dependent_address_ptr): Ditto.
11619 (rs6000_secondary_reload_class_ptr): Ditto.
11620 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11621 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11622 into a friendlier error.
11623 (rs6000_init_builtins): Add initial VSX support.
11624 (rs6000_adjust_cost): Fix some spacing issues.
11626 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11627 (REG_CLASS_NAMES): Ditto.
11628 (REG_CLASS_CONTENTS): Ditto.
11629 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11630 pointer, to add -mdebug=addr support.
11631 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11632 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11633 -mdebug=addr support.
11634 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11635 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11636 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11638 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11640 (bswapsi*): Set attribute types for load/store. Add combiner
11641 patterns to eliminate zero extend on 64-bit.
11642 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11643 stdbrx if the hardware supports those instructions.
11645 2009-06-25 Ian Lance Taylor <iant@google.com>
11647 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11648 (Link Options): Document -static-libstdc++.
11650 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11653 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11654 DATA_ALIGNMENT instead.
11656 2009-06-25 Richard Guenther <rguenther@suse.de>
11658 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11659 indirect references against the callused/escaped solutions.
11660 (call_may_clobber_ref_p_1): Likewise.
11662 2009-06-25 Martin Jambor <mjambor@suse.cz>
11664 PR tree-optimization/40493
11665 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11666 (enum unscalarized_data_handling): New type.
11667 (handle_unscalarized_data_in_subtree): Return what has been done.
11668 (load_assign_lhs_subreplacements): Handle left flushes differently.
11669 (sra_modify_assign): Use unscalarized_data_handling, simplified
11670 condition determining whether to remove the statement.
11672 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11674 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11675 excerpt - @ should be doubled for texinfo.
11677 2009-06-24 Ian Lance Taylor <iant@google.com>
11679 * config/arc/arc.c: Include "df.h".
11680 (arc_attribute_table): Make static. Move higher in file.
11681 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11682 (output_shift): Initialize n later to avoid warning.
11683 * config/arm/arm.c (arm_attribute_table): Make static. Move
11685 * config/avr/avr.c (avr_attribute_table): Make static. Move
11687 (reg_class_tab): Change array type from int to enum reg_class.
11688 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11690 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11691 (lshrhi3_out): Likewise.
11692 (class_likely_spilled_p): Change return type to bool.
11693 (avr_rtx_costs): Use local code variable with enum type.
11694 * config/avr/avr.md (movmemhi): Use add_reg_note.
11695 (andhi3, andsi3): Don't use AS2 with "and".
11696 (iorhi3, iorsi3): Don't use AS2 with "or".
11697 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11698 * config/crx/crx.c: Include "df.h".
11699 (crx_attribute_table): Make static.
11700 * config/m32r/m32r.c: Include "df.h".
11701 (m32r_attribute_table): Make static. Move higher in file.
11702 (pop): Use add_reg_note.
11703 (block_move_call): Change 0 to LCT_NORMAL in function call.
11704 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11705 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11706 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11707 declare, not just when TREE_CODE is defined.
11708 * config/m68hc11/m68hc11.c: Include "expr.h".
11709 (m68hc11_attribute_table): Make static. Move higher in file.
11710 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11712 (m68hc11_register_indirect_p): Likewise.
11713 (m68hc11_function_arg_padding): Change return type to enum
11715 (emit_move_after_reload): Use add_reg_note.
11716 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11717 (m68hc11_split_logical): Likewise.
11718 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11720 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11721 to VOIDmode in function call.
11722 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11724 (m68hc11_split_logical): Update declaration.
11725 (m68hc11_function_arg_padding): Update declaration.
11726 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11727 to array of enum reg_class.
11728 (mcore_attribute_table): Make static. Move higher in file.
11729 (mcore_rtx_costs): Add cast to enum type.
11730 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11731 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11732 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11734 * config/sh/predicates.md (trapping_target_operand): Rename and to
11736 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11738 * config/spu/spu.c (spu_attribute_table): Make static. Move
11740 * config/v850/v850.c (v850_attribute_table): Make static. Move
11742 (v850_rtx_costs): Use local code with enum type.
11743 (expand_epilogue): Add cast.
11744 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11746 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11749 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11750 -m2a-single-only and -m2a-nofpu.
11751 * config/sh/sh.opt: Document m2a generates FPU code.
11753 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11755 * defaults.h (CAN_ELIMINATE): Provide default.
11756 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11757 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11758 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11759 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11760 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11761 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11762 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11763 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11764 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11765 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11767 2009-06-24 DJ Delorie <dj@redhat.com>
11769 * mep-ext-cop.cpu: Fix copyright notice.
11770 * mep-default: Fix copyright notice.
11771 * mep-core: Fix copyright notice.
11772 * mep: Fix copyright notice.
11773 * mep-ivc2: Fix copyright notice.
11774 * mep-c5: Fix copyright notice.
11776 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11778 * doc/contrib.texi (Contributors):
11780 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11782 PR middle-end/40501
11783 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11784 src and dst operands if necessary.
11786 2009-06-23 DJ Delorie <dj@redhat.com>
11789 * config.gcc: Add mep support.
11790 * recog.c: Resurrect validate_replace_rtx_subexp().
11791 * recog.h: Likewise.
11792 * config/mep/: Add new port:
11793 * config/mep/constraints.md: New file.
11794 * config/mep/default.h: New file.
11795 * config/mep/intrinsics.h: New file.
11796 * config/mep/intrinsics.md: New file.
11797 * config/mep/ivc2-template.h: New file.
11798 * config/mep/mep-c5.cpu: New file.
11799 * config/mep/mep-core.cpu: New file.
11800 * config/mep/mep-default.cpu: New file.
11801 * config/mep/mep-ext-cop.cpu: New file.
11802 * config/mep/mep-intrin.h: New file.
11803 * config/mep/mep-ivc2.cpu: New file.
11804 * config/mep/mep-lib1.asm: New file.
11805 * config/mep/mep-lib2.c: New file.
11806 * config/mep/mep-pragma.c: New file.
11807 * config/mep/mep-protos.h: New file.
11808 * config/mep/mep-tramp.c: New file.
11809 * config/mep/mep.c: New file.
11810 * config/mep/mep.cpu: New file.
11811 * config/mep/mep.h: New file.
11812 * config/mep/mep.md: New file.
11813 * config/mep/mep.opt: New file.
11814 * config/mep/predicates.md: New file.
11815 * config/mep/t-mep: New file.
11817 2009-06-23 Ian Lance Taylor <iant@google.com>
11819 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11820 from loose_warn into c_loose_warn and from strict_warn into
11821 c_strict_warn. Set and substitute warn_cxxflags. Check for
11822 --enable-build-with-cxx. Set and substitute
11823 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11824 * Makefile.in (CXXFLAGS): New variable.
11825 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11826 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11827 the default is the same as $(STRICT_WARN).
11828 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11829 (CXX): New variable.
11830 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11831 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11832 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11833 (HOST_LIBS): New variable.
11834 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11835 (ALL_CXXFLAGS): New variable.
11836 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11837 * doc/install.texi (Configuration): Document
11838 --enable-build-with-cxx, --with-stage1-ldflags,
11839 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11840 * configure: Rebuild.
11842 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11844 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11845 from previous commit.
11847 2009-06-23 Ian Lance Taylor <iant@google.com>
11849 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11851 2009-06-23 Ian Lance Taylor <iant@google.com>
11853 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11854 with ATTRIBUTE_UNUSED.
11856 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11857 Pat Haugen <pthaugen@us.ibm.com>
11858 Revital Eres <eres@il.ibm.com>
11860 * config.in (HAVE_AS_POPCNTD): Add default definition.
11861 (HAVE_AS_LWSYNC): Ditto.
11863 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11865 (gcc_cv_as_powerpc_cmpb): Ditto.
11866 (gcc_cv_as_powerpc_dfp): Ditto.
11867 (gcc_cv_as_powerpc_vsx): Ditto.
11868 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11869 supporting the popcntd/lwsync instructions.
11870 (gcc_cv_as_powerpc_lwsync): Ditto.
11871 * configure: Regenerate.
11873 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11874 -mcpu=native and -mcpu=power7.
11875 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11877 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11878 a variable instead of a mask to reduce the number of mask bits.
11879 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11880 (-mbit-word): Ditto.
11881 (-mregnames): Ditto.
11882 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11883 (-mfused-madd): Ditto.
11885 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11887 (-mvsx): New switch for VSX instructions.
11888 (-misel): Move from a variable to a mask to allow it to be set by
11891 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11892 function declaration to an array declaration.
11893 (rs6000_hard_regno_nregs): New external array declaration.
11895 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11896 files included by rs6000.md.
11898 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11899 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11901 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11903 (rs6000_debug_reg): New -mdebug= variables.
11904 (rs6000_debug_addr): Ditto.
11905 (rs6000_debug_cost): Ditto.
11906 (rs6000_pmode): New variable to hold Pmode.
11907 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11908 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11909 calculated at compiler start.
11910 (rs6000_hard_regno_nregs): Change function to an array which holds
11911 HARD_REGNO_NREGS calculated at compiler start.
11912 (rs6000_explicit_options): Delete isel field.
11913 (rs6000_vector_unit): New array to hold which vector unit
11914 supports arithmetic options for a given type.
11915 (rs6000_vector_mem): New array to hold which vector unit supports
11916 memory reference operations for a given type.
11917 (rs6000_vector_align): New array to given the alignment of each
11919 (power7_cost): New basic costs for power7.
11920 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11921 (rs6000_hard_regno_nregs_internal): New function, moved from
11922 HARD_REGNO_NREGS, to calculate the number of registers each hard
11923 register takes for each type.
11924 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11925 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11926 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11927 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11928 unit information here so it is calculated once at compiler startup
11930 (rs6000_override_options): Make -misel a target mask. Add more
11931 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11932 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11934 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11935 (rs6000_handle_option): Move -misel from variable to target mask.
11936 (rs6000_builtin_mask_for_load): Add VSX support.
11937 (rs6000_conditional_register_usage): Ditto.
11938 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11939 (function_arg_boundary): Ditto.
11940 (rs6000_expand_builtin): Ditto.
11941 (def_builtin): Make abort message a little friendlier.
11942 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11944 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11945 assembler support the popcntd instruction instead of a vsx
11946 instruction to enable power7 support.
11947 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11948 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11949 option to the assembler if -mcpu=native.
11950 (ASM_CPU_NATIVE_SPEC): Ditto.
11951 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11953 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11954 the lwsync instruction.
11955 (enum processor_type): Add PROCESSOR_POWER7.
11956 (rs6000_debug_reg): New -mdebug= options.
11957 (rs6000_debug_addr): Ditto.
11958 (rs6000_debug_cost): Ditto.
11959 (rs6000_isel): Delete.
11960 (enum rs6000_vector): New enum to say what vector unit we have.
11961 (VECTOR_UNIT_*): New macros to say which vector unit has
11962 arithmetic operations for a given type.
11963 (VECTOR_MEM_*): New macros to say which vector unit has memory
11964 operations for a given type.
11965 (TARGET_LDBRX): Whether the machine supports the ldbrx
11967 (TARGET_ISEL): Delete, -misel moved to be a mask.
11968 (TARGET_ISEL64): New macro for 64-bit isel support.
11969 (UNITS_PER_VSX_WORD): New macro.
11970 (POINTER_SIZE): Move to be an external variable, rather than
11971 calculating whether we are generating 32 ot 64-bit code.
11973 (STACK_BOUNDARY): Add VSX support.
11974 (LOCAL_ALIGNMENT): Ditto.
11975 (SLOW_UNALIGNED_ACCESS): Ditto.
11976 (VSX_REGNO_P): New macro for VSX support.
11977 (VFLOAT_REGNO_P): Ditto.
11978 (VINT_REGNO_P): Ditto.
11979 (VLOGICAL_REGNO_P): Ditto.
11980 (VSX_VECTOR_MODE): Ditto.
11981 (VSX_SCALAR_MODE): Ditto.
11983 (VSX_MOVE_MODE): Ditto.
11984 (VSX_REG_CLASS_P): Ditto.
11985 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11987 (UNITS_PER_SIMD_WORD): Add VSX support.
11988 (MODES_TIEABLE_P): Ditto.
11989 (STARTING_FRAME_OFFSET): Ditto.
11990 (STACK_DYNAMIC_OFFSET): Ditto.
11991 (EPILOGUE_USES): Ditto.
11992 (REGNO_REG_CLASS): Move to array lookup.
11993 (CLASS_MAX_NREGS): Ditto.
11994 (rs6000_vector_reg_class): Add declaration.
11995 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11996 overlap with the floating point and Altivec registers.
11998 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12000 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12001 give the appropriate asm switches if -mcpu=native.
12002 (host_detect_local_cpu): Add support for "asm".
12003 (host_detect_local_cpu): Follow GNU code guidelines for name.
12005 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12006 -mbit-word to a variable instead of being a target mask.
12008 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12009 emit the lwsync instruction instead of emitting the instruction as
12010 an integer constant.
12012 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12013 fixuns_trundfsi2, move expander into rs6000.md.
12015 * config/rs6000/rs6000.md (cpu): Add power7.
12016 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12017 (logical predicate patterns): Change the single instruction
12018 primitives that set CR0 to be fast_compare instead of compare.
12020 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12021 (popcntddi2): Ditto.
12022 (popcount<mode>): Ditto.
12023 (floating multiply/add insns): Name the floating point
12024 multiply/add insns.
12025 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12026 (isel_unsigned_<mode>): Ditto.
12027 (fixuns_trundfsi2): Move expander here from spe.md.
12028 (smindi3): Define if we have -misel on 64-bit systems.
12033 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12035 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12037 * config/avr/avr.c (avr_current_device): New variable.
12038 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12039 (avr_arch, mcu_type_s): Move to avr.h.
12040 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12041 default_data_section_start fields.
12042 (avr_arch): Moved from avr.c.
12043 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12044 library_name fields.
12045 (avr_current_device, avr_mcu_types, avr_arch_types,
12046 avr_device_to_arch, avr_device_to_data_start,
12047 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12048 (EXTRA_SPEC_FUNCTIONS): Define.
12049 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12050 options mapping. Use device_to_arch and device_to_data_start insted.
12051 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12052 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12053 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12054 * config/avr/driver-avr.c: New file.
12055 * config/avr/avr-devices.c: New file.
12057 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12059 * var-tracking.c (unshare_variable): Force initialized to
12060 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12061 (set_variable_part): Likewise.
12062 (struct variable_union_info): Remove pos_src field.
12063 (vui_vec, vui_allocated): New variables.
12064 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12065 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12066 == 1 use a simpler sorting algorithm. Compute pos field right
12067 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12068 Avoid quadratic comparison if !flag_var_tracking_uninit.
12069 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12070 unshare_variable unconditionally.
12071 (dataflow_set_different_2): Removed.
12072 (dataflow_set_different): Don't traverse second hash table.
12073 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12074 unconditionally to var_reg_set or var_mem_set.
12075 (emit_notes_in_bb): Likewise.
12076 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12078 (emit_note_insn_var_location): Don't set initialized to
12079 VAR_INIT_STATUS_INITIALIZED early.
12080 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12082 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12084 * tree-object-size.c (addr_object_size): Instead of checking
12085 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12086 are no FIELD_DECLs following it.
12088 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12090 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12091 order to match bswaps with signed source operands.
12093 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12095 * sdbout.c (sdbout_one_type): Fix braces in switch.
12097 2009-06-23 Richard Guenther <rguenther@suse.de>
12099 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12101 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12102 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12103 var_callused, callused_tree, var_storedanything, storedanything_tree,
12104 var_integer, integer_tree): Remove global variables.
12105 (new_var_info): Do not pass new id, append the new var to the
12106 global variable vector.
12107 (do_ds_constraint): Use is_global_var member of the variable-info.
12108 (new_scalar_tmp_constraint_exp): Adjust.
12109 (create_function_info_for): Likewise.
12110 (create_variable_info_for): Likewise.
12111 (find_what_var_points_to): Remove dead code.
12112 (init_base_vars): Simplify.
12113 (compute_points_to_sets): Adjust.
12115 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12117 * combine.c (try_combine): Dump information about the insns we're
12120 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12122 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12123 check when calling force_to_mode on TRUNCATE's operand.
12125 2009-06-22 Ian Lance Taylor <iant@google.com>
12127 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12129 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12131 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12133 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12135 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12136 override library linkage flags such as -static-libgcc or
12139 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12141 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12143 2009-06-22 Ian Lance Taylor <iant@google.com>
12145 * config/linux.opt: Put mglibc ahead of muclibc.
12147 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12148 for duplicate decls.
12150 2009-06-22 Matthias Klose <doko@ubuntu.com>
12152 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12154 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12157 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12158 instead of NULL if a parser error occurs.
12160 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12162 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12163 non-DWARF2_DEBUGGING_INFO version.
12165 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12167 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12168 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12170 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12171 (LIBGCC2_TF_CEXT): Define.
12174 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12177 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12179 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12181 * config/arm/arm.c (arm_override_options): Disable
12182 -mcaller-super-interworking and -mcallee-super-interworking.
12183 * doc/invoke.texi (ARM Options): Document this.
12185 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12187 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12188 * config/arm/constraints.md (j): New constraint for movw operands.
12189 (N): Remove thumb2 meaning.
12190 * config/arm/arm.md (*arm_movw): Delete.
12191 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12192 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12193 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12195 2009-06-22 Martin Jambor <mjambor@suse.cz>
12197 PR tree-optimization/40492
12198 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12199 build_ref_for_offset.
12201 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12203 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12204 JUMP_TABLE_DATA_P predicates where applicable.
12205 * auto-inc-dec.c: Ditto.
12206 * builtins.c: Ditto.
12207 * caller-save.c: Ditto.
12209 * cfgcleanup.c: Ditto.
12210 * cfglayout.c: Ditto.
12212 * combine.c: Ditto.
12213 * combine-stack-adj.c: Ditto.
12217 * df-scan.c: Ditto.
12219 * dwarf2asm.c: Ditto.
12220 * dwarf2out.c: Ditto.
12221 * emit-rtl.c: Ditto.
12227 * function.c: Ditto.
12230 * genpreds.c: Ditto.
12231 * genrecog.c: Ditto.
12233 * ira-costs.c: Ditto.
12234 * ira-lives.c: Ditto.
12236 * loop-iv.c: Ditto.
12237 * lower-subreg.c: Ditto.
12238 * modulo-sched.c: Ditto.
12240 * postreload.c: Ditto.
12241 * print-rtl.c: Ditto.
12243 * reginfo.c: Ditto.
12244 * regmove.c: Ditto.
12245 * reload1.c: Ditto.
12248 * rtlanal.c: Ditto.
12250 * sched-vis.c: Ditto.
12252 * sel-sched-ir.c: Ditto.
12253 * simplify-rtx.c: Ditto.
12254 * targhooks.c: Ditto.
12255 * var-tracking.c: Ditto.
12256 * vmsdbgout.c: Ditto.
12258 2009-06-22 Matthias Klose <doko@ubuntu.com>
12260 * Makefile.in (install-plugin): Always use DESTDIR.
12262 2009-06-22 Olivier Hainque <hainque@adacore.com>
12264 * config/pa/pa.c (output_call): Don't optimize post call jumps
12265 into return address adjustments if the call may throw.
12267 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12269 * arm.c (thumb1_output_casesi): New function.
12270 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12271 optimizing for size or PIC.
12272 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12273 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12274 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12275 (thumb1_casesi_internal_pic): New expand rule.
12276 (thumb1_casesi_dispatch): New pattern.
12277 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12279 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12280 in the text seciton when PIC or optimizing for size.
12281 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12282 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12283 preservation properties of code.
12284 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12285 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12286 (__gnu_thumb1_case_si): New function.
12287 * t-arm (LIB1ASMSRC): Define here.
12288 (LIB1ASMFUNCS): Add some common functions.
12289 * t-arm-elf (LIB1ASMSRC): Delete.
12290 (LIB1ASMFUNCS): Append to existing set.
12291 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12292 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12293 * t-symbian (LIB1ASMFUNCS): Likewise.
12294 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12295 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12297 2009-06-21 Richard Guenther <rguenther@suse.de>
12299 PR tree-optimization/38729
12300 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12301 to loops with a single exit if -fno-expensive-optimizations.
12303 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12305 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12306 (dataflow_set): Change vars type from htab_t to shared_hash.
12307 (shared_hash_pool, empty_shared_hash): New variables.
12308 (vars_clear): Removed.
12309 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12310 shared_hash_find_slot_unshare, shared_hash_find_slot,
12311 shared_hash_find_slot_noinsert, shared_hash_find): New
12313 (shared_hash_unshare, shared_hash_destroy): New functions.
12314 (unshare_variable): Unshare set->vars if shared, use
12316 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12317 (get_init_value, find_src_set_src, dump_dataflow_set,
12318 clobber_variable_part, emit_notes_for_differences): Use
12320 (dataflow_set_init): Remove second argument, set vars to
12321 empty_shared_hash instead of creating a new htab.
12322 (dataflow_set_clear): Call shared_hash_destroy and set vars
12323 to empty_shared_hash instead of calling vars_clear.
12324 (dataflow_set_copy): Don't call vars_copy, instead just share
12325 the src htab with dst.
12326 (variable_union): Use shared_hash_*, use initially NO_INSERT
12327 lookup if set->vars is shared. Don't keep slot cleared before
12328 calling unshare_variable. Unshare set->vars if needed.
12329 Even ->refcount == 1 vars must be unshared if set->vars is shared
12330 and var needs to be modified.
12331 (variable_canonicalize): New function.
12332 (dataflow_set_union): If dst->vars is empty, just share src->vars
12333 with dst->vars and traverse with variable_canonicalize to canonicalize
12334 and unshare what is needed.
12335 (dataflow_set_different): If old_set and new_set use the same shared
12336 htab, they aren't different. If number of htab elements is different,
12337 htabs are different. Use shared_hash_*.
12338 (dataflow_set_destroy): Call shared_hash_destroy instead of
12340 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12341 second argument to dataflow_set_init.
12342 (vt_initialize): Likewise. Initialize shared_hash_pool and
12343 empty_shared_hash, move bb in/out initialization afterwards.
12344 Use variable_htab_free instead of NULL as changed_variables del hook.
12345 (variable_was_changed): Change type of second argument to pointer to
12346 dataflow_set. When inserting var into changed_variables, bump
12347 refcount. Unshare set->vars if set is shared htab and slot needs to
12349 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12350 lookup if set->vars is shared. Unshare set->vars if needed.
12351 Even ->refcount == 1 vars must be unshared if set->vars is shared
12352 and var needs to be modified. Adjust variable_was_changed caller.
12353 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12354 vars must be unshared if set->vars is shared and var needs to be
12355 modified. Adjust variable_was_changed caller.
12356 (emit_note_insn_var_location): Don't pool_free var.
12357 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12359 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12360 free_alloc_pool on shared_hash_pool.
12362 2009-06-20 Anthony Green <green@moxielogic.com>
12364 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12365 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12367 2009-06-20 Richard Guenther <rguenther@suse.de>
12369 * tree-ssa-structalias.c (find_func_aliases): For memset use
12370 a constraint from NULL if we memset to zero.
12371 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12372 we explicitly handle that do not read from memory.
12373 (call_may_clobber_ref_p_1): Properly handle builtins that may
12376 2009-06-20 Richard Guenther <rguenther@suse.de>
12378 PR tree-optimization/40495
12379 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12380 (new_scalar_tmp_constraint_exp): New function.
12381 (process_constraint): Do not create temporary decls.
12382 (process_all_all_constraints): Likewise.
12383 (handle_const_call): Likewise.
12384 (create_function_info_for): Do not set decl.
12386 2009-06-19 Ian Lance Taylor <iant@google.com>
12388 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12389 (rs6000_attribute_table): Make static; move before use.
12391 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12393 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12394 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12395 Propagate the TREE_READONLY flag without overwriting it.
12396 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12397 Propagate the TREE_READONLY flag onto the result.
12398 (process_call_operands): Move around. Use correct constant value.
12400 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12403 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12404 * config/arm/arm.md: Likewise.
12406 2009-06-19 Ian Lance Taylor <iant@google.com>
12408 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12409 to GIMPLE_ERROR_MARK.
12411 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12412 op2_original_type parameters. Warn about using different enum types.
12413 * c-parser.c (c_parser_conditional_expression): Pass original
12414 types to build_conditional_expr.
12415 * c-tree.h (build_conditional_expr): Update declaration.
12417 2009-06-19 Ian Lance Taylor <iant@google.com>
12419 * config/i386/i386.c (ix86_function_specific_save): Test that
12420 fields match values, rather than testing the values are in a
12423 2009-06-19 Richard Guenther <rguenther@suse.de>
12425 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12426 ADDR_EXPR pointers.
12427 (ptr_derefs_may_alias_p): Likewise.
12428 (ptr_deref_may_alias_ref_p_1): New function.
12429 (ptr_deref_may_alias_ref_p): Likewise.
12430 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12431 covered by looking at the ESCAPED solution.
12432 (call_may_clobber_ref_p_1): Likewise.
12433 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12434 Handle NULL_TREE offset. Do not produce redundant constraints.
12435 (process_all_all_constraints): New helper function.
12436 (do_structure_copy): Use it.
12437 (handle_lhs_call): Likewise.
12438 (find_func_aliases): Handle some builtins with pointer arguments
12439 and/or return values explicitly.
12441 2009-06-19 Ian Lance Taylor <iant@google.com>
12443 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12445 2009-06-19 Ian Lance Taylor <iant@google.com>
12447 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12449 2009-06-19 Ian Lance Taylor <iant@google.com>
12451 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12452 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12455 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12456 uninitialized const.
12458 2009-06-19 Ian Lance Taylor <iant@google.com>
12460 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12463 * c-decl.c (in_struct, struct_types): Remove.
12464 (struct c_binding): Add in_struct field.
12465 (c_binding_ptr): Define type, along with VEC.
12466 (struct c_struct_parse_info): Define.
12467 (struct_parse_info): New static variable.
12468 (bind): Initialize in_struct field.
12469 (start_struct): Remove enclosing_in_struct and
12470 enclosing_struct_types parameters. Add
12471 enclosing_struct_parse_info parameter. Change all callers. Set
12472 struct_parse_info rather than in_struct and struct_types.
12473 (grokfield): If -Wc++-compat and there is a symbol binding for the
12474 field name, set the in_struct flag and push it on the
12475 struct_parse_info->fields vector.
12476 (warn_cxx_compat_finish_struct): New static function.
12477 (finish_struct): Remove enclosing_in_struct and
12478 enclosing_struct_types parameters. Add
12479 enclosing_struct_parse_info parameter. Change all callers. Don't
12480 set C_TYPE_DEFINED_IN_STRUCT here. Call
12481 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12482 parameter. Only push on struct_types if warn_cxx_compat.
12483 (finish_enum): Only push on struct_types if warn_cxx_compat.
12484 (declspecs_add_type): Add loc parameter. Change all callers.
12485 Change all error calls to error_at. Pass loc, not input_location,
12486 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12487 defined in a struct. If -Wc++-compat and parsing a struct, record
12488 that a typedef name was used.
12489 * c-parser.c (c_parser_declspecs): Get location to pass to
12490 declspecs_add_type.
12491 (c_parser_struct_or_union_specifier): Update calls to start_struct
12493 * c-tree.h (struct c_struct_parse_info): Declare.
12494 (finish_struct, start_struct): Update declarations.
12495 (declspecs_add_type): Update declaration.
12497 2009-06-19 Ian Lance Taylor <iant@google.com>
12499 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12500 variable with an anonymous type.
12502 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12504 * see.c: Remove for real.
12506 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12508 * optabs.h (enum optab_index): Add new OTI_significand.
12509 (significand_optab): Define corresponding macro.
12510 * optabs.c (init_optabs): Initialize significand_optab.
12511 * genopinit.c (optabs): Implement significand_optab using
12512 significand?f2 patterns.
12513 * builtins.c (expand_builtin_mathfn): Handle
12514 BUILT_IN_SIGNIFICAND{,F,L}.
12515 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12516 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12518 * config/i386/i386.md (significandxf2, significand<mode>2): New
12519 expanders to implement significandf, significand and significandl
12520 built-ins as inline x87 intrinsics.
12522 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12524 * config/avr/avr.c (avr_override_options): Remove setting value of
12525 PARAM_INLINE_CALL_COST.
12527 2009-06-18 Richard Henderson <rth@redhat.com>
12530 * tree-pass.h (TDF_ASMNAME): New.
12531 * tree-dump.c (dump_options): Add asmname.
12532 * doc/invoke.texi: Document it.
12534 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12535 (dump_decl_name): ...here.
12536 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12537 (dump_generic_node): Update dump_function_name calls.
12538 (print_call_name): New flags arg; update all dump calls.
12539 * diagnostic.h (print_call_name): Update.
12540 * gimple-pretty-print.c (dump_gimple_call): Update.
12542 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12545 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12547 2009-06-18 Diego Novillo <dnovillo@google.com>
12549 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12550 * plugin.c (str_license): Declare.
12551 (try_init_one_plugin): Assert that the symbol
12552 'plugin_is_GPL_compatible' exists.
12554 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12557 * Makefile.in (OBJS-common): Remove see.o.
12559 * common.opt (fsee): Mark as preserved for backward compatibility.
12560 * opts.c (common_handle_option): Add OPT_fsee to the backward
12561 compatibility section.
12562 * passes.c (init_optimization_passes, pass_see): Remove pass.
12563 * timevar.def (TV_SEE): Remove.
12564 * tree-pass.h (pass_see): Remove declaration.
12565 * doc/invoke.texi (-fsee): Remove documentation.
12567 2009-06-18 Martin Jambor <mjambor@suse.cz>
12569 * tree-sra.c: Include statistics.h
12570 (sra_stats): New variable.
12571 (sra_initialize): Clear sra_stats.
12572 (create_access_replacement): Increment sra_stats.replacements.
12573 (get_access_replacement): Do not return twice.
12574 (analyze_all_variable_accesses): Increment statistics counter by the
12575 number of scalarized aggregates.
12576 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12577 (sra_modify_expr): Increment sra_stats.exprs.
12578 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12579 (sra_modify_assign): Increment sra_stats.exprs,
12580 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12581 (perform_intra_sra): Update statistics counters.
12582 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12584 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12586 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12587 (arm_scalar_mode_supported_p): New function.
12589 2009-06-18 Paul Brook <paul@codesourcery.com>
12590 Sandra Loosemore <sandra@codesourcery.com>
12592 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12593 (__extendhfsf2, __truncsfhf2): Define.
12594 * config/arm/fp16.c: New file.
12595 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12596 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12598 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12600 * doc/extend.texi (Half-Precision): New section.
12601 * doc/invoke.texi (Option Summary): List -mfp16-format.
12602 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12603 * config/arm/arm.opt (mfp16-format=): New.
12604 * config/arm/arm.c: Include intl.h.
12605 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12606 (TARGET_INVALID_RETURN_TYPE): Redefine.
12607 (TARGET_PROMOTED_TYPE): Redefine.
12608 (TARGET_CONVERT_TO_TYPE): Redefine.
12609 (arm_fp16_format): Define.
12610 (all_fpus): Add entry for neon-fp16.
12611 (fp_model_for_fpu): Likewise.
12612 (struct fp16_format): Declare.
12613 (all_fp16_formats): Define.
12614 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12616 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12618 (arm_legitimate_index_p): Treat HFmode like HImode.
12619 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12620 (coproc_secondary_reload_class): Special-case HFmode.
12621 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12622 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12623 (arm_init_fp16_builtins): New.
12624 (arm_init_builtins): Call it.
12625 (arm_invalid_parameter_type): New.
12626 (arm_invalid_return_type): New.
12627 (arm_promoted_type): New.
12628 (arm_convert_to_type).
12629 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12631 (arm_emit_fp16_const): New function.
12632 (arm_mangle_type): Mangle __fp16 as "Dh".
12633 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12635 (TARGET_NEON_FP16): New.
12636 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12637 (enum fputype): Add FPUTYPE_NEON_FP16.
12638 (enum arm_fp16_format_type): Declare.
12639 (arm_fp16_format): Declare.
12640 (LARGEST_EXPONENT_IS_NORMAL): Define.
12641 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12642 * config/arm/arm-modes.def (HFmode): Define.
12643 * config/arm/vfp.md: (*movhf_vfp): New.
12644 (extendhfsf2): New.
12646 * config/arm/arm.md: (fpu): Add neon_fp16.
12647 (floatsihf2, floatdihf2): New.
12648 (fix_trunchfsi2, fix_trunchfdi2): New.
12650 (extendhfdf2): New.
12652 (*arm32_movhf): New.
12653 (*thumb1_movhf): New.
12654 (consttable_2): Add check for HFmode constants.
12655 (consttable_4): Handle HFmode constants.
12657 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12659 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12661 2009-06-17 Olivier Hainque <hainque@adacore.com>
12663 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12664 const char ** conversion in AIX specific section.
12666 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12668 * config/i386/i386.c (ix86_special_builtin_type): Remove
12669 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12670 (bdesc_special_args): Updated.
12671 (ix86_init_mmx_sse_builtins): Likewise.
12672 (ix86_expand_special_args_builtin): Likewise.
12674 2009-06-17 Richard Henderson <rth@redhat.com>
12676 * tree-pretty-print.c (maybe_dump_asm_name): New.
12677 (dump_decl_name): Use it.
12678 (PRINT_FUNCTION_NAME): Merge into...
12679 (dump_function_name): ... here. Use maybe_dump_asm_name.
12681 2009-06-17 Cary Coutant <ccoutant@google.com>
12683 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12685 * debug.c (struct gcc_debug_hooks): Change placeholder for
12687 (debug_nothing_int_charstar_int): Replaced by...
12688 (debug_nothing_int_charstar_int_bool): ...this.
12689 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12690 source_line prototype.
12691 (debug_nothing_int_charstar_int): Replaced by...
12692 (debug_nothing_int_charstar_int_bool): ...this.
12693 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12694 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12695 Output is_stmt operand when necessary.
12696 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12697 (notice_source_line): Add is_stmt parameter.
12698 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12699 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12701 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12702 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12704 2009-06-17 Ian Lance Taylor <iant@google.com>
12706 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12708 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12711 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12713 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12714 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12715 tree_strip_sign_nop_conversions and
12716 tree_ssa_strip_useless_type_conversions rather than stripping
12717 the operations here.
12718 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12720 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12721 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12722 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12723 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12726 2009-06-17 Michael Eager <eager@eagercon.com>
12728 * config/rs6000/constraints.md (register_constraint "d"): New.
12729 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12730 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12731 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12732 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12733 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12734 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12735 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12736 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12737 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12738 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12740 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12741 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12742 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12743 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12744 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12745 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12746 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12747 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12748 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12749 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12750 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12751 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12752 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12753 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12755 2009-06-16 Ian Lance Taylor <iant@google.com>
12757 * profile.c (total_num_never_executed): Don't define.
12758 (compute_branch_probabilities): Don't count or print
12759 num_never_executed.
12760 (init_branch_prob): Don't set total_num_never_executed.
12761 (end_branch_prob): Don't print total_num_never_executed.
12763 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12765 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12767 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12769 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12770 (nabstd2_fpr): Same.
12772 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12774 * expr.c (expand_assignment): Change complex type check.
12776 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12778 * doc/plugins.texi (Building GCC plugins): Added new section.
12780 2009-06-17 Ian Lance Taylor <iant@google.com>
12782 * c-pch.c (get_ident): Don't set size of templ array.
12783 (pch_init): Don't set size of partial_pch array.
12785 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12786 string constant to intialize an array whose size is the length of
12789 2009-06-17 Richard Guenther <rguenther@suse.de>
12791 PR tree-optimization/40389
12792 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12793 to addressable types.
12794 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12796 2009-06-17 Richard Guenther <rguenther@suse.de>
12798 PR middle-end/40460
12799 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12800 if there is no evolution of left in the loop bail out.
12801 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12802 chrec_fold_multiply.
12804 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12805 Janis Johnson <janis187@us.ibm.com>
12808 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12809 for the symbol ref of a constant that is the source of a move
12810 - nor for any other not-obvious-label-ref constants.
12812 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12814 * plugin.c (position_pass): Skip newly inserted pass during list
12815 traversal to avoid repeated insertion.
12817 2009-06-16 Ian Lance Taylor <iant@google.com>
12819 * vec.h (VEC_stack_alloc): Define different version if
12820 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12821 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12822 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12823 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12825 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12827 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12829 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12830 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12831 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12832 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12833 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12834 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12835 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12836 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12837 __builtin_ia32_rdtscp.
12838 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12839 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12840 and __builtin_ia32_rorhi.
12841 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12842 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12843 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12844 (ix86_expand_args_builtin): Likewise.
12845 (ix86_expand_special_args_builtin): Likewise.
12847 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12848 (UNSPECV_RDTSC): Likewise.
12849 (UNSPECV_RDPMC): Likewise.
12850 (*bsr): Renamed to ...
12852 (*bsr_rex64): Renamed to ...
12855 (*rdpmc): Likewise.
12856 (*rdpmc_rex64): Likewise.
12858 (*rdtsc): Likewise.
12859 (*rdtsc_rex64): Likewise.
12860 (rdtscp): Likewise.
12861 (*rdtscp): Likewise.
12862 (*rdtscp_rex64): Likewise.
12864 * config/i386/ia32intrin.h: New.
12866 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12868 2009-06-16 Ian Lance Taylor <iant@google.com>
12870 * ira-build.c (copy_info_to_removed_store_destinations):
12871 Initialize parent_a.
12873 2009-06-16 Ian Lance Taylor <iant@google.com>
12875 * c-decl.c (grokdeclarator): Change size_varies to bool.
12877 2009-06-16 Ian Lance Taylor <iant@google.com>
12879 * sel-sched.c: Make forward declarations of move_op_hooks and
12880 fur_hooks explicitly extern.
12882 2009-06-16 Ian Lance Taylor <iant@google.com>
12884 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12885 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12887 2009-06-16 Ian Lance Taylor <iant@google.com>
12889 * resource.c (mark_referenced_resources): Change
12890 include_delayed_effects parameter to bool. Change all callers.
12891 (mark_end_of_function_resources): Likewise.
12892 * reorg.c (insn_references_resource_p): Likewise.
12893 (insn_sets_resource_p): Likewise.
12894 * resource.h (mark_referenced_resources): Update declaration.
12895 (mark_end_of_function_resources): Update declaration.
12897 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12899 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12901 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12903 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12904 GCC can bootstrap on AIX with GNU Binutils 2.20.
12906 2009-06-16 Ian Lance Taylor <iant@google.com>
12908 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12910 2009-06-16 Ian Lance Taylor <iant@google.com>
12912 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12913 inline, not extern inline.
12914 (exact_log2): Likewise.
12915 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12917 (exact_log2): Likewise, but don't test CTZ_HWI.
12919 2009-06-16 Ian Lance Taylor <iant@google.com>
12921 * bitmap.c (bitmap_clear): Don't declare as inline.
12922 * gimple.c (gimplify_assign): Likewise.
12923 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12924 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12925 (sched_scan_info): Remove duplicate definition.
12927 2009-06-16 Ian Lance Taylor <iant@google.com>
12929 * c-common.c (skip_evaluation): Don't define.
12930 (c_inhibit_evaluation_warnings): Define global variable.
12931 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12932 than skip_evaluation.
12933 (convert_and_check, warn_for_div_by_zero): Likewise.
12934 * c-common.h (skip_evaluation): Don't declare.
12935 (c_inhibit_evaluation_warnings): Declare.
12936 * c-parser.c (c_parser_typeof_specifier): Set
12937 c_inhibit_evaluation_warnings rather than skip_evaluation.
12938 (c_parser_conditional_expression): Likewise.
12939 (c_parser_binary_expression): Likewise.
12940 (c_parser_sizeof_expression): Likewise.
12941 (c_parser_alignof_expression): Likewise.
12942 * c-typeck.c (build_indirect_ref): Check
12943 c_inhibit_evaluation_warnings rather than skip_evaluation.
12944 (build_conditional_expr, build_binary_op): Likewise.
12946 2009-06-16 Richard Guenther <rguenther@suse.de>
12948 * tree-ssa-alias.c (is_escape_site): Remove.
12949 * tree-ssa-alias.h (enum escape_type): Remove.
12950 (is_escape_site): Likewise.
12951 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12952 via casts and asms without deferring to is_escape_site.
12954 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12956 PR middle-end/40446
12957 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12958 use gen_lowpart if op0 has complex mode.
12960 2009-06-16 Richard Guenther <rguenther@suse.de>
12962 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12963 variables add them to ESCAPED.
12964 (find_func_aliases): Do not make all indirectly stored values escaped.
12966 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12968 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12969 make_decl_one_only.
12971 2009-06-16 Martin Jambor <mjambor@suse.cz>
12973 PR tree-optimization/40432
12974 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12975 check whether we need to force gimple register operand.
12977 2009-06-16 Martin Jambor <mjambor@suse.cz>
12979 PR tree-optimization/40413
12980 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12981 build_ref_for_offset.
12982 (propagate_subacesses_accross_link): Fix a typo in a comment.
12984 2009-06-16 Ira Rosen <irar@il.ibm.com>
12986 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12987 with additional parameter.
12988 * tree-vectorizer.h (enum vect_def_type): Add new value
12990 (enum vect_relevant): Add comments.
12991 (vect_is_simple_reduction): Add new argument.
12992 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12993 Detect nested cycles.
12994 (vect_is_simple_reduction): Update documentation, add an argument to
12995 distinguish inner-loop reduction from nested cycle, detect nested
12996 cycles, fix printings and indentation, don't swap operands in case
12998 (get_initial_def_for_reduction): Handle subtraction.
12999 (vect_create_epilog_for_reduction): Add new argument to specify
13000 reduction variable.
13001 (vect_finalize_reduction): Handle subtraction, fix comments.
13002 (vectorizable_reduction): Handle nested cycles. In case of nested
13003 cycle keep track of the reduction variable position. Call
13004 vect_is_simple_reduction with additional parameter. Use original
13005 statement code in reduction epilogue for nested cycle. Call
13006 vect_create_epilog_for_reduction with additional parameter.
13007 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13008 inner-loop vectorization.
13009 (vect_recog_widen_sum_pattern): Likewise.
13010 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13012 (vect_mark_stmts_to_be_vectorized): Likewise.
13013 (vect_get_vec_def_for_operand): Handle nested cycles.
13015 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13017 * doc/invoke.texi (Debugging Options): Fix option index entries
13018 for -fdump-statistics, -frandom-seed add entries for
13019 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13020 (FRV Options): Fix entries for -mTLS, -mtls.
13021 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13022 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13023 (M68hc1x Options): Fix @itemx for -mnominmax.
13024 (MCore Options): Fix entry for -mno-lsim.
13025 (MMIX Options): Fix entry for -mabi=mmixware.
13026 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13028 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13030 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13031 Mention the plugin mode of gengtype.
13032 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13033 * gengtype.c: Updated copyright.
13034 (plugin_files, nb_plugin_files) Added new static variables.
13035 (measure_input_list) Care about plugin_files.
13036 (write_rtx_next): Added early return in plugin mode.
13037 (create_file): Updated copyright year in generated file. Added
13039 (oprintf): Added early return if NULL outf.
13040 (get_output_file_with_visibility): Care of plugin_files.
13041 (get_output_file_name): May return null.
13042 (write_local): Added early return.
13043 (put_mangled_filename): Ditto.
13044 (finish_root_table): Added check for base_files.
13045 (write_roots): Care about null when plugins.
13046 (main): Added plugin mode.
13048 2009-06-15 Ian Lance Taylor <iant@google.com>
13050 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13051 * gcov.c (read_count_file): Add braces around variables declared
13054 * c.opt (Wjump-misses-init): New warning.
13055 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13056 -Wall and -Wc++-compat if not already set.
13057 (c_common_post_options): Clear warn_jump_misses_init if it was not
13059 * c-decl.c (struct c_binding): Change type field to a union with
13060 new label field. Make it the first field in the struct. Update
13061 references to type to use u.type instead.
13062 (struct c_spot_bindings): Define.
13063 (struct c_goto_bindings): Define.
13064 (c_goto_bindings_p): Define, along with VECs.
13065 (struct c_label_vars): Define.
13066 (struct c_scope): Add has_label_bindings field.
13067 (bind_label, set_spot_bindings): New static functions.
13068 (decl_jump_unsafe, update_spot_bindings): New static functions.
13069 (update_label_decls): New static function.
13070 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13071 Update binding u.label field to shadowed field.
13072 (c_binding_start_stmt_expr): New function.
13073 (c_binding_end_stmt_expr): New function.
13074 (pushdecl): Don't call c_begin_vm_scope.
13075 (make_label): Add defining and p_label_vars parameters. Change
13077 (lookup_label): Correct test for whether a label has not yet been
13078 defined. Call bind_label rather than bind.
13079 (warn_about_goto): New static function.
13080 (lookup_label_for_goto): New function.
13081 (declare_label): Call bind_label rather than bind.
13082 (check_earlier_gotos): New static function.
13083 (define_label): Don't give errors about jumping into statement
13084 expressions or scopes of variably modified types. Call
13085 set_spot_bindings and check_earlier_gotos. Call bind_label
13086 instead of bind. Don't set label_context_stack_se or
13087 label_context_stack_vm.
13088 (c_get_switch_bindings): New function.
13089 (c_release_switch_bindings): New function.
13090 (c_check_switch_jump_warnings): New function.
13091 (start_function): Don't set label_context_stack_se or
13092 label_context_stack_vm.
13093 (finish_function): Likewise.
13094 * c-typeck.c (label_context_stack_se): Don't define.
13095 (label_context_stack_vm): Don't define.
13096 (c_finish_goto_label): Call lookup_label_for_goto rather than
13097 lookup_label. Don't give errors about jumping into a statement
13098 expression or the scope of a variably modified type. Don't set
13099 label_context_stack_se or label_context_stack_vm.
13100 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13101 fields. Add bindings field.
13102 (c_start_case): Don't set deleted fields. Set bindings field.
13103 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13104 or blocked_vm. Call c_check_switch_jump_warnings.
13105 (c_finish_case): Don't test blocked_stmt_expr field. Call
13106 c_release_switch_bindings.
13107 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13108 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13109 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13110 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13111 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13112 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13113 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13114 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13115 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13116 (C_DECL_UNJUMPABLE_VM): Don't define.
13117 (C_DECL_UNDEFINABLE_VM): Don't define.
13118 (struct c_label_list): Don't define.
13119 (struct c_label_context_se): Don't define.
13120 (struct c_label_context_vm): Don't define.
13121 (struct c_spot_bindings): Declare.
13122 (c_bindings_start_stmt_expr): Declare.
13123 (c_bindings_end_stmt_expr): Declare.
13124 (lookup_label_for_goto): Declare.
13125 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13126 (c_check_switch_jump_warnings): Declare.
13127 (label_context_stack_se, label_context_stack_vm): Don't declare.
13128 (c_finish_goto_label): Update declaration.
13129 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13130 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13131 (Warning Options): Document -Wjump-misses-init.
13133 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13135 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13138 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13140 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13142 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13144 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13146 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13148 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13150 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13152 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13153 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13154 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13155 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13156 * dwarf2asm.c (dw2_force_const_mem): Update call to
13157 make_decl_one_only.
13158 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13159 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13160 * langhooks.c (lhd_comdat_group): Remove.
13161 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13162 * tree.h (DECL_COMDAT_GROUP): New.
13163 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13164 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13165 (make_decl_one_only): Change signature.
13166 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13167 make_decl_one_only.
13168 (make_decl_one_only): Change signature.
13169 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13171 2009-06-15 Richard Guenther <rguenther@suse.de>
13173 PR middle-end/40439
13174 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13176 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13178 * tree-ssa-math-opts.c: Remove extra divide.
13180 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13182 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13184 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13186 * passes.c: Add bswap pass.
13187 * tree-pass.h: Add pass_optimize_bswap declaration.
13188 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13189 Include rtl.h, expr.h and optabs.h for optab_handler check.
13190 (struct symbolic_number, pass_optimize_bswap): New definition.
13191 (do_shift_rotate, verify_symbolic_number_p): New functions.
13192 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13193 (gate_optimize_bswap): New function.
13194 * tree.c (widest_int_cst_value): New function.
13195 * tree.h (widest_int_cst_value): Prototype added.
13197 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13199 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13200 REG_EQUAL/REG_EQUIV notes.
13202 2009-06-14 Richard Guenther <rguenther@suse.de>
13204 PR middle-end/40389
13205 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13206 has its address taken if NRV was applied and it is addressable.
13207 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13208 function split out from ...
13209 (get_constraint_for_1): ... here.
13210 (handle_rhs_call): Use it to mark the return slot escaped if
13211 it is addressable and NRV was applied.
13213 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13215 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13216 Change first argument type to location_t.
13217 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13218 Do not set input_location.
13219 Use loc instead of input_location throughout.
13221 2009-06-13 Richard Guenther <rguenther@suse.de>
13223 PR tree-optimization/40421
13224 * tree-predcom.c (should_unroll_loop_p): Remove.
13225 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13227 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13229 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13230 Add location argument.
13232 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13234 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13236 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13237 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13238 * config/spu/spu-protos.h: Add location to
13239 spu_resolve_overloaded_builtin.
13240 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13241 spu_build_builtin_va_list.
13242 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13243 argument. Pass location to build_function_call_vec.
13244 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13246 (emit_fpu_switch): Same.
13247 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13248 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13249 to build_decl and create_artificial_label.
13250 (xtensa_gimplify_va_arg_expr): Same.
13251 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13252 (xstormy16_gimplify_va_arg_expr): Same.
13253 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13254 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13255 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13256 (mips16_build_function_stub): Same.
13257 (mips16_build_call_stub): Same.
13259 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13262 * arm/constraints.md (Pa, Pb): New constraints.
13263 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13264 split pattern to deal with them.
13266 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13268 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13269 fix index entry for -Xpreprocessor.
13271 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13273 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13274 Add location argument to build_decl call.
13275 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13276 (rs6000_init_builtins): Same.
13277 (spe_init_builtins): Same.
13278 (rs6000_gimplify_va_arg): Add location argument to
13279 create_artificial_label call.
13281 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13283 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13284 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13285 * Makefile.in: Fix GGC dependency for gcse.o.
13287 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13289 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13290 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13291 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13293 * c-parser.c (c_parser_binary_expression): Use current column while
13294 building binary operations.
13295 * common.opt (fshow-column): Enable by default.
13296 * tree-vrp.c (check_array_ref): Use warning_at.
13297 (check_array_bounds): Use location from call back if expr has no
13299 * tree.h: Add location argument to maybe_fold_*.
13300 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13301 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13302 (maybe_fold_offset_to_component_ref): Same.
13303 (maybe_fold_offset_to_reference): Same.
13304 (maybe_fold_offset_to_address): Same.
13305 (maybe_fold_stmt_indirect): Same.
13306 (maybe_fold_stmt_addition): Same.
13307 (fold_stmt_r): Pass location to maybe_fold_*.
13308 (fold_gimple_assign): Same.
13309 * c-tree.h: Add location argument to finish_decl,
13310 default_function_array_conversion, store_init_value.
13311 * c-decl.c (define_label): Use error_at.
13312 (c_make_fname_decl): Pass location to finish_decl.
13313 (finish_decl): New location argument.
13314 (build_compound_literal): Pass location to store_init_value.
13315 (grokdeclarator): Pass location to finish_decl.
13317 * c-typeck.c (array_to_pointer_conversion): New location argument.
13318 (function_to_pointer_conversion): Same.
13319 (default_function_array_conversion): Same.
13320 (parser_build_unary_op): Pass location to overflow_warning.
13321 (parser_build_binary_op): Same. Use warning_at.
13322 (build_unary_op): Pass location to array_to_pointer_conversion.
13323 (build_c_cast): Pass location to digest_init.
13324 (build_modify_expr): New location argument.
13325 (convert_for_assignment): Same.
13326 (store_init_value): Same.
13327 (digest_init): Same.
13328 (output_init_element): Pass location to digest_init and
13329 array_to_pointer_conversion.
13330 (c_finish_return): Pass location to convert_for_assignment.
13331 * gimplify.c (gimplify_conversion): Pass location to
13332 maybe_fold_offset_to_address.
13333 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13334 to maybe_fold_stmt_addition.
13335 * c-omp.c (c_finish_omp_atomic): Pass new location to
13337 (c_finish_omp_for): Same.
13338 * c-common.c (overflow_warning): New argument.
13339 * c-common.h: New argument to build_modify_expr, overflow_warning.
13340 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13342 (c_parser_initializer): Pass location to
13343 default_function_array_conversion.
13344 (c_parser_initelt): Same.
13345 (c_parser_initval): Same.
13346 (c_parser_asm_operands): Same.
13347 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13348 (c_parser_conditional_expression): Same.
13349 (c_parser_binary_expression): Add location info to stack. Use it.
13350 (c_parser_unary_expression): Pass location to
13351 default_function_array_conversion, parser_build_unary_op,
13352 build_indirect_ref, c_parser_postfix_expression_after_primary.
13353 (c_parser_postfix_expression_after_primary): New location argument.
13355 (c_parser_expression_conv): Pass location to
13356 default_function_array_conversion.
13357 (c_parser_expr_list): Same.
13358 (c_parser_omp_atomic): Same.
13359 (c_parser_omp_for_loop): Same.
13360 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13361 (build_array_declarator): New argument.
13362 * c-decl.c (build_array_declarator): Add location argument.
13363 (grokdeclarator): Set id_loc for cdk_array.
13364 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13365 build_array_declarator.
13366 * tree.c (build_omp_clause): Add location argument.
13367 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13368 (OMP_CLAUSE_LOCATION): New macro.
13369 (struct tree_omp_clause): Add location field.
13370 (build_omp_clause): Add argument.
13371 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13372 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13374 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13375 (cp_parser_omp_clause_collapse): Same.
13376 (cp_parser_omp_clause_default): Same.
13377 (cp_parser_omp_clause_if): Same.
13378 (cp_parser_omp_clause_nowait): Same.
13379 (cp_parser_omp_clause_num_threads): Same.
13380 (cp_parser_omp_clause_ordered): Same.
13381 (cp_parser_omp_clause_schedule): Same.
13382 (cp_parser_omp_clause_untied): Same.
13383 (cp_parser_omp_for_loop): Same.
13384 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13385 * c-tree.h (c_start_case): Add location argument.
13386 (c_process_expr_stmt): Same.
13387 (c_finish_goto_*): Same.
13388 * tree-parloops.c (initialize_reductions): Pass location to
13390 (create_parallel_loop): Same.
13391 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13392 (gfc_trans_omp_reduction_list): Same.
13393 (gfc_trans_omp_clauses): Same.
13394 (gfc_trans_omp_do): Same.
13395 * c-typeck.c (c_finish_goto_label): Same.
13396 (c_finish_goto_ptr): New location argument.
13397 (c_start_case): Same.
13398 (emit_side_effect_warnings): Same.
13399 (c_process_expr_stmt): Same.
13400 (c_finish_stmt_expr): Same.
13401 (c_finish_omp_clauses): Use error_at instead of error.
13402 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13404 * c-omp.c (c_split_parallel_clauses): New location argument.
13405 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13406 to build_omp_clause.
13407 (convert_local_reference_stmt): Same.
13408 (convert_gimple_call): Same.
13409 * c-common.h (c_split_parallel_clauses): New argument.
13410 * c-parser.c (c_parser_statement_after_labels): Pass location to
13411 c_finish_goto_label.
13412 (c_parser_switch_statement): Pass location to c_start_case.
13413 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13414 and c_process_expr_stmt.
13415 (c_parser_omp_variable_list): Add location argument.
13416 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13417 (c_parser_omp_clause_default): Same.
13418 (c_parser_omp_clause_if): Same.
13419 (c_parser_omp_clause_num_threads): Same.
13420 (-c_parser_omp_clause_ordered): Same.
13421 (c_parser_omp_clause_reduction): Pass location to
13422 c_parser_omp_variable_list.
13423 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13424 (c_parser_omp_clause_untied): Same.
13425 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13426 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13428 * c-tree.h (check_for_loop_decls, undeclared_variable,
13429 build_component_ref, build_array_ref, build_external_ref,
13430 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13431 build_conditional_expr, build_compound_expr, c_cast_expr,
13432 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13433 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13435 * c-semantics.c (build_stmt): Same.
13436 (build_case_label): Same.
13437 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13438 (undeclared_variable): New argument.
13439 (make_label): Same.
13440 (lookup_label): Pass location on down.
13441 (define_label): Same.
13442 (finish_decl): Same.
13443 (build_compound_literal): Same.
13444 (finish_struct): Same.
13445 (finish_function): Do not set location here.
13446 (check_for_loop_decls): New argument.
13447 * tree.c (save_expr): Set location.
13448 (build_empty_stmt): New argument.
13449 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13450 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13451 * builtins.c (gimplify_va_arg_expr): Use locations.
13452 (expand_builtin_sync_operation): Same.
13453 * c-typeck.c (build_component_ref): New argument.
13454 (build_array_ref): Same.
13455 (build_external_ref): Same.
13456 (c_expr_sizeof_expr): Same.
13457 (c_expr_sizeof_type): Same.
13458 (parser_build_unary_op): Same.
13459 (build_conditional_expr): Same.
13460 (build_compound_expr): Pass location on down.
13461 (build_compound_expr): New argument.
13462 (build_c_cast): Same.
13463 (c_cast_expr): Same.
13464 (build_asm_expr): Same.
13465 (c_finish_return): Same.
13466 (c_process_expr_stmt): Pass location on down.
13467 (c_finish_stmt_expr): New argument.
13468 (push_clenaup): Same.
13469 (c_finish_omp_parallel): Same.
13470 (c_finish_omp_task): Same.
13471 * gimplify.c (gimplify_call_expr): Pass location on down.
13472 * c-omp.c (c_finish_omp_master): New argument.
13473 (c_finish_omp_critical): Same.
13474 (c_finish_omp_ordered): Same.
13475 (c_finish_omp_barrier): Same.
13476 (-c_finish_omp_taskwait): Same.
13477 (c_finish_omp_atomic): Same.
13478 (c_finish_omp_flush): Same.
13479 * tree-inline.c (copy_tree_body_r): Pass location on down.
13480 (inline_forbidden_p): Remove use of input_location.
13481 * c-gimplify.c (c_build_bind_expr): New argument.
13482 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13483 (c_sizeof_or_alignof_type): New argument.
13484 (c_alignof_expr): Same.
13485 (build_va_arg): Same.
13486 (c_add_case_label): Same.
13487 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13488 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13489 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13490 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13491 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13492 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13494 * stub-objc.c (objc_build_selector_expr): Same.
13495 (objc_build_throw_stmt): Same.
13496 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13497 (c_parser_initelt): Same.
13498 (c_parser_compound_statement): Same.
13499 (c_parser_compound_statement_nostart): Same.
13500 (c_parser_label): Same.
13501 (c_parser_statement_after_labels): Same.
13502 (c_parser_if_body): Same.
13503 (c_parser_else_body): Same.
13504 (c_parser_if_statement): Same.
13505 (c_parser_switch_statement): Same.
13506 (c_parser_while_statement): Same.
13507 (c_parser_do_statement): Same.
13508 (c_parser_for_statement): Same.
13509 (c_parser_asm_statement): Same.
13510 (c_parser_conditional_expression): Same.
13511 (c_parser_binary_expression): Same.
13512 (c_parser_cast_expression): Same.
13513 (c_parser_unary_expression): Same.
13514 (c_parser_sizeof_expression): Same.
13515 (c_parser_alignof_expression): Same.
13516 (c_parser_postfix_expression): Same.
13517 (c_parser_expression): Same.
13518 (c_parser_objc_receiver): Same.
13519 (c_parser_omp_variable_list): Same.
13520 (c_parser_omp_structured_block): Same.
13521 (c_parser_omp_atomic): New argument.
13522 (c_parser_omp_barrier): Same.
13523 (c_parser_omp_critical): Same.
13524 (c_parser_omp_flush): Pass location on down.
13525 (c_parser_omp_for_loop): New argument.
13526 (c_parser_omp_for): Same.
13527 (c_parser_omp_master): Same.
13528 (c_parser_omp_ordered): Same.
13529 (c_parser_omp_sections_scope): Same.
13530 (c_parser_omp_sections): Same.
13531 (c_parser_omp_parallel): Same.
13532 (c_parser_omp_single): Same.
13533 (c_parser_omp_task): Same.
13534 (c_parser_omp_taskwait): Pass location on down.
13535 (c_parser_omp_construct): Same.
13536 (c_parser_omp_threadprivate): Same.
13537 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13538 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13539 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13540 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13541 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13542 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13543 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13544 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13545 config/i386/i386.c, stmt.c:
13546 Add location argument to the following function definitions and/or
13547 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13548 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13549 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13550 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13551 do_case, c_finish_bc_stmt, build_compound_literal,
13552 build_function_call.
13553 * c-decl.c (build_compound_literal): Add location argument.
13554 Make all diagnostic calls use location.
13555 (start_struct): Same.
13556 (finish_struct): Same.
13557 (start_enum): Same.
13558 (build_enumerator): Same.
13559 (start_function): Same.
13560 (grokdeclarator): Make all diagnostic calls use location.
13561 (store_parm_decls_oldstyle): Same.
13562 * c-typeck.c (build_function_call): Add location argument.
13563 Make all diagnostic calls use location.
13565 (c_finish_bc_stmt): Same.
13566 * tree-nested.c (get_trampoline_type): Add argument.
13567 Pass location to build_decl.
13568 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13569 * rtl.h (RTL_LOCATION): New.
13570 * c-common.c (c_add_case_label): Add location argument.
13571 Make all diagnostic calls use location.
13572 * c-common.h: Add location argument to make_fname_decl, do_case,
13573 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13574 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13575 Set it appropriately for every case. Pass enum_loc to start_enum
13576 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13578 (c_parser_struct_or_union_specifier): Save location. Use it for
13579 start_struct, finish_struct, and parser_xref_tag.
13581 2009-06-12 Ian Lance Taylor <iant@google.com>
13583 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13585 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13586 cpp_opts->warn_cxx_operator_names.
13588 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13591 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13592 is returns NULL and OP is a VCE, look through the VCE.
13594 2009-06-12 Ian Lance Taylor <iant@google.com>
13597 * collect2.c (main): Use CONST_CAST2 in code inside #if
13598 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13600 2009-06-12 Joey Ye <joey.ye@intel.com>
13602 PR middle-end/39146
13603 * cfgexpand.c (get_decl_align_unit): Update
13604 max_used_stack_slot_alignment with align instead of
13605 stack_alignment_needed.
13607 * function.c (assign_stack_local_1): Update
13608 max_used_stack_slot_alignment with alignment_in_bits instead
13609 of stack_alignment_needed.
13610 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13613 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13615 * dwarf2out.c (last_var_location_insn): New variable.
13616 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13617 (dwarf2out_var_location): Don't record anything after last real
13618 insn. Only change labels if there were any real instructions
13619 in between last note and this one, or if changed sections.
13621 2009-06-11 Richard Henderson <rth@redhat.com>
13623 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13624 note when storing the frame pointer in a register.
13625 (FRP): Don't redefine to nothing for epilogue.
13626 (alpha_expand_epilogue): Mark register and sp restores.
13627 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13629 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13630 when gen_lowpart is needed.
13632 2009-06-11 Richard Henderson <rth@redhat.com>
13634 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13636 * dwarf2out.c (need_data_align_sf_opcode): New.
13637 (div_data_align): Move earlier.
13638 (def_cfa_1, reg_save): Use it.
13640 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13642 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13643 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13644 (ix86_handle_option): Handle OPT_mcrc32.
13645 (ix86_target_string): Add -mcrc32.
13646 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13648 * config/i386/i386.h (TARGET_CRC32): New.
13650 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13651 (sse4_2_crc32di): Likewise.
13653 * config/i386/i386.opt (mcrc32): New.
13655 * doc/invoke.texi: Document -mcrc32.
13657 2009-06-11 Richard Henderson <rth@redhat.com>
13659 * common.opt (gdwarf-): Accept a version number.
13660 * doc/invoke.texi (gdwarf-): Update docs.
13661 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13662 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13663 version level, and record it.
13665 * dwarf2.h (DW_CIE_VERSION): Remove.
13666 * dwarf2out.c (DWARF_VERSION): Remove.
13667 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13668 (output_call_frame_info): Use CIE version 3 for dwarf3,
13669 or if the return register column is out of range for version 1.
13670 (dwarf_stack_op_name): Add all dwarf3 values.
13671 (DEBUG_PUBTYPES_SECTION): New.
13672 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13673 encoding change for dwarf3.
13674 (output_die) [dw_val_class_die_ref]: Likewise.
13675 (output_compilation_unit_header): Emit correct version for dwarf3.
13676 (output_line_info): Likewise.
13677 (output_pubnames): Update for DWARF_VERSION removal.
13678 (output_aranges): Likewise.
13679 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13680 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13681 (dwarf2out_finish): Likewise.
13683 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13685 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13688 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13691 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13692 * builtins.c (expand_builtin_unreachable): New function.
13693 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13694 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13695 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13697 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13698 searching for missing barriers.
13700 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13702 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13703 when -fprofile-generate* was passed.
13704 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13706 2009-06-11 Anthony Green <green@moxielogic.com>
13708 * config/moxie/moxie.md: Define length attribute for all instructions.
13710 (*b<cond:code>): Support limited branch ranges for new PC-relative
13711 branch instructions.
13712 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13714 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13716 * config/i386/i386.c (min_insn_size): Use get_attr_length
13717 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13718 For __asm return 0.
13720 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13721 instead of emit_insn_before.
13723 2009-06-10 Ian Lance Taylor <iant@google.com>
13726 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13729 2009-06-10 Revital Eres <eres@il.ibm.com>
13731 * passes.c (init_optimization_passes): Reschedule
13732 predictive-commoning pass before complete unroll pass.
13734 2009-06-10 Martin Jambor <mjambor@suse.cz>
13736 * cgraph.c (cgraph_node_can_be_local_p): New function.
13737 (cgraph_make_node_local): New function.
13738 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13739 (cgraph_make_node_local): Declare.
13741 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13743 * tree.h (tree_base): Add packed_flag and user_align fields.
13744 Decrease size of spare field.
13745 (TYPE_USER_ALIGN): Use user_align from tree_base.
13746 (DECL_USER_ALIGN): Likewise.
13747 (TYPE_PACKED): Use packed_flag from tree_base.
13748 (DECL_PACKED): Likewise.
13749 (tree_type): Delete packed_flag and user_align fields. Widen
13750 precision field. Widen mode field and shuffle fields to align
13751 mode on an 8-bit boundary.
13752 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13753 Renumber decl_flag_* fields. Fix comments. Widen
13754 decl_common_unused field.
13755 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13756 (DECL_EXTERNAL): Likewise.
13757 (DECL_BIT_FIELD): Likewise.
13758 (DECL_NONADDRESSABLE_P): Likewise.
13759 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13760 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13762 2009-06-10 Ian Lance Taylor <iant@google.com>
13764 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13765 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13766 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13767 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13768 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13769 DEF_VEC_ALLOC_FUNC_P.
13770 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13771 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13772 DEF_VEC_ALLOC_FUNC_O.
13773 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13774 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13775 DEF_VEC_ALLOC_FUNC_I.
13776 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13777 (vec_stack_p_reserve_exact_1): Declare.
13778 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13779 (vec_stack_free): Declare.
13780 (VEC_stack_alloc): Define.
13781 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13782 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13783 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13784 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13786 (stack_vecs): New static variable.
13787 (vec_stack_p_reserve_exact_1): New function.
13788 (vec_stack_o_reserve_1): New static function.
13789 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13790 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13791 (vec_stack_free): New function.
13792 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13793 (VEC_df_ref_stack_alloc): Define.
13794 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13795 DEF_VEC_ALLOC_P_STACK.
13796 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13797 (struct df_collection_rec): Change _vec fields to VEC. Remove
13799 (df_free_collection_rec): Adjust for new fields.
13800 (df_insn_rescan): Use new df_collection_rec fields.
13801 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13802 (df_ref_create_structure, df_ref_record): Likewise.
13803 (df_get_conditional_uses, df_get_call_refs): Likewise.
13804 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13805 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13806 (df_record_exit_block_uses, df_bb_verify): Likewise.
13807 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13808 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13809 Remove count parameter. Change return type to void. Change all
13811 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13812 Remove count parameter. Change return type to void. Change all
13814 (df_install_refs): Change old_vec parameter to VEC. Remove count
13815 parameter. Change all callers.
13816 (df_install_mws): Change old_vec parameter to VEC. Remove count
13817 parameter. Change all callers.
13818 (df_refs_verify): Change new_rec parameter to VEC. Change call
13820 (df_mws_verify): Likewise.
13822 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13824 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13826 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13828 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13830 2009-06-10 Anthony Green <green@moxielogic.com>
13832 * config/moxie/crti.asm: New file.
13833 * config/moxie/crtn.asm: New file.
13834 * config/moxie/moxie.c: New file.
13835 * config/moxie/moxie.h: New file.
13836 * config/moxie/sfp-machine.h: New file.
13837 * config/moxie/moxie-protos.h: New file.
13838 * config/moxie/t-moxie: Created.
13839 * config/moxie/t-moxie-softfp: Created.
13840 * config/moxie/moxie.md: Created.
13841 * config/moxie/constraints.md: Created.
13842 * config.gcc: Add moxie support.
13843 * doc/md.texi (Machine Constraints): Add moxie constraints.
13844 * doc/contrib.texi (Contributors): Mention moxie port.
13845 * doc/install.texi (Specific): Mention the moxie port.
13847 2009-06-09 Ian Lance Taylor <iant@google.com>
13849 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13850 compiling with C++.
13851 * optabs.c (optab_table): Only use designated initializers if
13852 HAVE_DESIGNATED_INITIALIZERS is defined.
13853 (convert_optab_table): Likewise.
13854 (init_optabs): Always call init_insn_codes if
13855 HAVE_DESIGNATED_INITIALIZERS is not defined.
13857 2009-06-09 Ian Lance Taylor <iant@google.com>
13859 * targhooks.c (default_builtin_vectorized_function): Change fn
13860 parameter to unsigned int.
13861 (default_builtin_vectorized_conversion): Change code parameter to
13863 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13864 * targhooks.h: Update declarations.
13865 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13866 parameter to unsigned int.
13868 * c-typeck.c (comptypes_check_enum_int): New static function.
13869 (comptypes_internal): Add enum_and_int_p parameter. Change all
13871 (comp_target_types): Add location parameter. Change all callers.
13872 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13873 Change all callers.
13874 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13875 (build_conditional_expr): Add colon_loc parameter. Change all
13877 (convert_for_assignment): Add location parameter. Change all callers.
13878 * c-parser.c (c_parser_conditional_expression): Pass location of
13879 colon to build_conditional_expr.
13880 * c-tree.h (build_conditional_expr): Update declaration.
13882 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13884 * graphite.c: Revert previous patch.
13886 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13889 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13891 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13893 * tree-ssa-loop-prefetch.c
13894 (loop_prefetch_arrays): Fixed a portability problem in printf format
13897 2009-06-09 Martin Jambor <mjambor@suse.cz>
13899 PR tree-optimization/40351
13900 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13901 refrence to a potential artifical subaccess can be constructed.
13903 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13905 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13906 (sh_override_options): Likewise.
13907 * config/sh/sh.c: Include params.h.
13908 (sh_optimization_options): New.
13909 (sh_override_options): Likewise.
13910 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13911 (OVERRIDE_OPTIONS): Use sh_override_options.
13913 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13915 * dwarf2out.c (emit_cfa_remember): New variable.
13916 (add_fde_cfi): If emit_cfa_remember, recurse to add
13917 DW_CFA_remember_state first.
13918 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13919 instead just set emit_cfa_remember.
13921 2009-06-08 Jan Hubicka <jh@suse.cz>
13924 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13926 2009-06-08 Jan Hubicka <jh@suse.cz>
13928 PR middle-end/39834
13929 * cgraphunit.c (save_inline_function_body): Do not copy transform
13930 hooks for saved inline bodies.
13931 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13932 for given function.
13934 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13936 * jump.c (returnjump_p): Handle delayed branches. Add missing
13939 2009-06-08 Jan Hubicka <jh@suse.cz>
13941 PR middle-end/40102
13942 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13943 original node might've been modified.
13944 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13946 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13948 * tree-object-size.c (addr_object_size): Add OSI argument.
13949 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13950 (compute_builtin_object_size, expr_object_size): Adjust callers.
13951 (plus_stmt_object_size): Call addr_object_size instead of
13952 compute_builtin_object_size.
13954 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13955 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13957 * tree-ssa-loop-prefetch.c
13958 (gather_memory_references): Introduced a counter for the number of
13960 (anything_to_prefetch_p): Introduced a counter for the number of
13962 (is_loop_prefetching_profitable): New function with a cost model
13964 (loop_prefetch_arrays): Use the new cost model to determine if
13965 prefetching is profitable.
13966 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13967 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13968 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13969 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13970 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13971 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13973 2009-06-08 Michael Matz <matz@suse.de>
13976 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13977 partitions use the same.
13978 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13979 for basevars of SSA_NAMEs.
13980 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13981 to not expand them twice.
13982 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13985 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13987 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13988 (fdump-final-insns=, gtoggle): New.
13989 * doc/invoke.texi: Document them.
13990 * final.c (rest_of_clean_state): Dump final insn stream.
13991 * gcc.c (invoke_as): Hook in -fcompare-debug.
13992 (static_spec_functions): Add compare-debug-dump-opt,
13993 compare-debug-self-opt and compare-debug-auxbase-opt.
13994 (compare_debug, compare_debug_second, compare_debug_opt): New.
13995 (switches_debug_check, n_switches_debug_check): New.
13996 (debug_auxbase_opt, debug_check_temp_file): New.
13997 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13999 (do_self_spec): Handle arguments after switches.
14000 (do_spec_1): Add .gk extension to temp file basenames for compare.
14001 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14002 (cc1_options): Use it instead of normal auxbase computation for
14003 the second compare-debug compilation.
14004 (compare_files): New.
14005 (main): Set up and implement compare debug mode.
14006 (compare_debug_dump_opt_spec_function): New.
14007 (compare_debug_self_opt_spec_function): New.
14008 (compare_debug_auxbase_opt_spec_function): New.
14009 * toplev.c (process_options): Handle flag_gtoggle,
14010 flag_dump_final_insns.
14011 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14012 during -fcompare-debug-second compilation.
14014 2009-06-07 Ian Lance Taylor <iant@google.com>
14016 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14017 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14019 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14020 with no default node. Change warning with %H to warning_at.
14021 Don't clear warn_switch around case checking.
14022 * doc/invoke.texi (Warning Options): Clarify distinction between
14023 -Wswitch and -Wswitch-enum.
14025 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14027 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14029 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14031 * gbl-ctors.h: Add header guard.
14033 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14035 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14036 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14037 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14038 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14039 prototypes for removed functions.
14040 (expressions_equal_p): Move to ...
14041 * tree-ssa-sccvn.h: ... here and ...
14042 * matrix-reorg.c: ... adjust includes.
14044 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14046 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14048 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14050 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14051 (finish_function): Remove erroneous whitespace.
14053 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14055 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14056 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14058 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14060 * errors.c (internal_error): Commentary typo fix.
14061 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14062 * tree-ssa-pre.c: Ditto.
14064 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14066 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14067 them is supposed to hold actual statements.
14069 2009-06-06 Ian Lance Taylor <iant@google.com>
14071 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14072 empty statements can now have attributes.
14074 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14076 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14077 * config/mips/mips.md: Ditto.
14079 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14081 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14083 (__eabi_uconvert): Likewise.
14085 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14087 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14088 CFI_* definitions with IN_GCC.
14090 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14092 * xcoffout.h (xcoffout_source_line): Update prototype.
14094 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14096 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14097 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14099 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14101 PR middle-end/40340
14102 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14103 inlined_function_outer_scope_p blocks for artificial inlines
14105 * tree.c (tree_nonartificial_location): Rewrite using
14106 block_nonartificial_location.
14108 2009-06-05 Revital Eres <eres@il.ibm.com>
14109 Leehod Baruch <leehod@il.ibm.com>
14111 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14112 (expand_expr_real_1): Remove comment.
14113 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14114 Vectorize misaligned access when the target supports it.
14115 (vect_supportable_dr_alignment): Check for unaligned access support.
14116 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14119 2009-06-05 Julian Brown <julian@codesourcery.com>
14121 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14122 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14124 2009-06-05 Richard Guenther <rguenther@suse.de>
14127 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14128 as possibly unused.
14130 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14132 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14133 (save_gprs): Don't tell unwinder when a global register is saved.
14134 (s390_emit_epilogue): Emit needed epilogue unwind info.
14136 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14138 * dwarf2out.c (deferred_asm_name): New.
14139 (add_name_and_src_coords_attributes): Defer creation of
14140 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14142 (move_linkage_attr): New.
14143 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14146 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14148 * tree-nested.c (finalize_nesting_tree_1): Declare the
14149 frame_decl in the binding tree.
14151 2009-06-04 Cary Coutant <ccoutant@google.com>
14153 * basic-block.h (struct basic_block_def): Add discriminator field.
14154 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14156 * debug.c (do_nothing_debug_hooks): Add additional entry.
14157 (debug_nothing_int_charstar_int): New function.
14158 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14159 (debug_nothing_int_charstar_int): New declaration.
14160 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14161 discriminator value in .loc directive.
14162 * final.c (last_discriminator): New variable.
14163 (discriminator): New variable.
14164 (final_start_function): Initialize above variables, pass current
14165 discriminator to debug hook.
14166 (notice_source_line): Check for discriminator change.
14167 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14168 * sdbout.c (sdbout_source_line): New parameter.
14169 * tree-cfg.c (struct locus_discrim_map): New structure type.
14170 (discriminator_per_locus): New hash table.
14171 (build_gimple_cfg): Allocate and free discriminator hash table.
14172 (make_edges): Call assign_discriminator.
14173 (locus_map_hash): New function.
14174 (locus_map_eq): New function.
14175 (next_discriminator_for_locus): New function.
14176 (same_line_p): New function.
14177 (assign_discriminator): New function.
14178 (make_cond_expr_edges): Call assign_discriminator.
14179 (make_gimple_switch_edges): Likewise.
14180 (first_non_label_stmt): New function.
14181 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14183 * xcoffout.c (xcoffout_source_line): Add new parameter.
14185 * configure.ac (gcc_cv_as_discriminator): New configury check for
14186 gas support for discriminator.
14187 * configure: Regenerate.
14188 * config.in: Regenerate.
14190 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14192 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14193 val after checking for integers.
14195 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14197 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14199 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14200 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14201 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14202 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14203 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14204 X64_SSE_REGPARM_MAX.
14205 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14206 X64_SSE_REGPARM_MAX.
14208 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14210 * gcc.c (report_times_to_file): New.
14211 (execute): Implement it.
14212 (process_command): Support -time=.
14213 * doc/invoke.texi: Document it.
14215 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14217 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14218 that have value exprs.
14220 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14222 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14223 declarations for constants until...
14224 (dw2_output_indirect_constant_1): ... this point.
14226 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14229 * arm.md (arm_addsi3): Don't try to split an add with an
14230 eliminable register until after reload has completed.
14232 2009-06-03 Ian Lance Taylor <iant@google.com>
14234 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14235 * genattrtab.c (write_length_unit_log): Likewise.
14236 * genchecksum.c (dosum): Likewise.
14237 * gengtype.c (write_rtx_next): Likewise.
14238 (finish_root_table, write_roots): Likewise.
14239 * gimple.c (gimple_ops_offset_): Likewise.
14240 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14241 * config/arc/arc.c (arc_attribute_table): Likewise.
14242 * config/arm/arm.c (arm_attribute_table): Likewise.
14243 * config/avr/avr.c (avr_attribute_table): Likewise.
14244 * config/crx/crx.c (crx_attribute_table): Likewise.
14245 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14246 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14247 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14248 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14249 * config/sh/sh.c (sh_attribute_table): Likewise.
14250 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14251 * config/spu/spu.c (spu_attribute_table): Likewise.
14252 * config/v850/v850.c (v850_attribute_table): Likewise.
14254 * config/alpha/alpha.c (vms_attribute_table): Make static.
14255 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14256 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14257 * config/mips/mips.c (mips_attribute_table): Likewise.
14259 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14261 (cc1-checksum.o): Likewise.
14263 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14265 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14267 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14269 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14270 insn if it is changing sp. Use gen_add3_insn instead of
14271 conditionally gen_addsi3 and gen_adddi3.
14272 (offset_below_red_zone_p): New static inline function.
14273 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14274 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14275 * config/rs6000/ppc-asm.h: Include auto-host.h.
14276 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14277 CFI_RESTORE): Define.
14278 * config/rs6000/crtresxgpr.asm: Add unwind info.
14279 * config/rs6000/crtresxfpr.asm: Likewise.
14280 * config/rs6000/crtresgpr.asm: Likewise.
14281 * config/rs6000/crtresfpr.asm: Likewise.
14282 * config/rs6000/crtsavgpr.asm: Likewise.
14283 * config/rs6000/crtsavfpr.asm: Likewise.
14285 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14286 argument of DWARF2_FRAME_REG_OUT macros.
14288 2009-06-03 Julian Brown <julian@codesourcery.com>
14290 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14291 words or less (including TImode) in core registers.
14293 2009-06-03 Richard Guenther <rguenther@suse.de>
14295 PR middle-end/40328
14296 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14298 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14300 * statistics.c (statistics_counter_event): Do not record event
14301 in pass dump if its number == -1.
14302 (curr_statistics_hash): Add assert that we never get passes
14303 with static number == -1.
14305 2009-06-03 Richard Guenther <rguenther@suse.de>
14306 Andrey Belevantsev <abel@ispras.ru>
14308 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14309 non-BLKmode arrays addressable.
14311 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14313 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14314 * config/m68k/m68k.h: ... here.
14316 2009-06-03 Martin Jambor <mjambor@suse.cz>
14318 PR tree-optimization/40323
14319 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14322 2009-06-03 Richard Guenther <rguenther@suse.de>
14324 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14327 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14329 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14330 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14331 JUMP_TABLE_DATA_P where applicable.
14332 * config/sh/sh.c: Ditto.
14333 * config/sh/sh.h: Ditto.
14334 * config/sh/sh.md: Ditto.
14335 * config/sh/symbian.c: Ditto.
14337 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14339 * config/i386/driver-i386.c (describe_cache): Optimize
14340 concatenation of strings. Use snprintf instead of sprintf.
14341 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14342 target when not compiling with GCC.
14344 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14346 * config/sh/sh.c: Revert last change.
14347 (sh_expand_epilogue): Emit a blockage insn before the frame
14348 pointer adjustment unconditionally.
14350 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14352 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14353 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14354 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14355 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14356 to COLLECT_GCC_OPTIONS.
14358 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14360 * collect2.c (target_system_root): New variable.
14361 (main): Handle --sysroot=.
14362 (ignore_library): Strip the sysroot from the library path.
14364 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14366 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14367 (collect2.o): Depend on collect2-aix.h.
14368 (collect2-aix.o): New rule.
14369 * collect2-aix.h: New file.
14370 * collect2-aix.c: Likewise.
14371 * collect2.c: Include collect2-aix.h. Don't undefine
14372 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14373 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14374 Use TARGET_AIX_VERSION instead of _AIX51.
14375 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14376 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14377 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14378 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14379 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14381 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14383 * collect2.c (ignore_library): Avoid premature post-increment
14384 and null deference.
14386 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14388 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14389 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14390 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14391 CROSS_DIRECTORY_STRUCTURE too.
14392 (LINK_LIBG_SPEC): Likewise.
14393 (LIB_SPEC): Add %R to sysroot paths.
14394 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14395 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14396 * config/rs6000/aix51.h: As for aix43.h.
14397 * config/rs6000/aix52.h: Likewise.
14398 * config/rs6000/aix53.h: Likewise.
14399 * config/rs6000/aix61.h: Likewise.
14400 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14401 to the beginning of sysroot paths.
14403 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14405 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14406 INSN_LISTs that are out of the REG_NOTE range.
14408 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14410 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14411 (struct var_to_expand): Likewise.
14412 (struct opt_info): Add head and tail for linked lists of the above.
14413 (analyze_insn_to_expand_var): Initialize next.
14414 (analyze_iv_to_split_insn): Likewise.
14415 (analyze_insns_in_loop): Create linked lists.
14416 (allocate_basic_variable): Simplify for use without hash table.
14417 (insert_var_expansion_initialization): Likewise, make it type-safer.
14418 (combine_var_copies_in_loop_exit): Likewise.
14419 (apply_opt_in_copies): Walk lists rather than hash tables.
14420 (release_var_copies): Simplified and inlined by hand into...
14421 (free_opt_info): ... this function.
14423 2009-06-02 Richard Guenther <rguenther@suse.de>
14425 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14428 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14430 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14431 only for builtins that are not overridden.
14433 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14435 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14438 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14440 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14442 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14444 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14446 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14448 * common.opt (fdump-unnumbered-links): New.
14449 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14450 * print-rtl.c (flag_dump_unnumbered_links): New.
14451 (print_rtx): Test it.
14453 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14455 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14456 push/pop multiple to 8-byte alignment.
14458 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14460 * config/i386/i386.c (queued_cfa_restores): New static variable.
14461 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14463 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14464 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14465 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14466 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14467 note unconditionally.
14468 (ix86_emit_restore_regs_using_mov): Likewise.
14469 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14470 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14471 it through to ix86_emit_restore_reg_using_pop.
14472 (ix86_emit_leave): Add RED_OFFSET argument. Call
14473 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14474 instead of adding REG_CFA_OFFSET note unconditionally.
14475 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14476 the above functions. Call ix86_add_queued_cfa_restore_notes when
14479 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14480 force output of the label even for dwarf2out_do_cfi_asm.
14481 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14482 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14483 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14485 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14486 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14487 dwarf2out_cfi_label callers.
14488 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14489 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14490 Adjust dwarf2out_cfi_label callers.
14491 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14493 * config/i386/i386.h (struct machine_cfa_state,
14494 struct machine_function): Guard with ifndef USED_FOR_TARGET
14495 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14498 * emutls.c (__emutls_get_address): Change arr->size to mean number
14499 of allocated arr->data entries instead of # of slots + 1.
14501 PR middle-end/40316
14502 * recog.c (peep2_reinit_state): New function.
14503 (peephole2_init_state): Use it at the end of a basic block and also
14504 when seeing a RTX_FRAME_RELATED_P insn.
14506 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14508 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14509 fixuns_truncrfdi2): New.
14510 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14511 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14512 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14513 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14514 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14515 *recip_approx): Remove.
14516 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14517 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14518 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14520 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14523 2009-06-01 Ian Lance Taylor <iant@google.com>
14525 * attribs.c (register_attribute): Use CONST_CAST.
14526 * collect2.c (main): Use CONST_CAST2.
14527 (scan_prog_file): Likewise.
14528 * gcc.c (process_command, main): Likewise.
14529 * toplev.c (toplev_main): Likewise.
14531 * c-typeck.c (handle_warn_cast_qual): New static function,
14532 partially broken out of build_c_cast.
14533 (build_c_cast): Call handle_warn_cast_qual.
14534 * doc/invoke.texi (Warning Options): Document new effect of
14537 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14539 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14540 (diagnostic_report_current_module): Print columns.
14541 * common.opt (flag_show_column): Enable by default.
14543 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14545 * alias.c (find_base_term): Check for NULL term before returning.
14547 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14549 Revert due to PR40320:
14550 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14551 * calls.c (emit_library_call_value_1): Don't force_operand for move
14554 2009-06-01 Olivier Hainque <hainque@adacore.com>
14555 Eric Botcazou <ebotcazou@adacore.com>
14557 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14558 to be processed as a bitfield for constructor output purposes.
14559 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14561 * varasm.c (oc_local_state): New type, output_constructor
14562 local state to support communication with helpers.
14563 (oc_outer_state): New type, output_constructor outer state of
14564 relevance in recursive calls.
14565 (output_constructor_array_range): New output_constructor helper,
14566 extracted code for an array range element.
14567 (output_constructor_regular_field): New output_constructor helper,
14568 extracted code for an element that is not a bitfield.
14569 (output_constructor_bitfield): New output_constructor helper,
14570 extracted code for a bitfield element. Accept an OUTER state
14571 argument for recursive processing. Recurse on record or array
14572 CONSTRUCTOR values, possibly past noop conversions.
14573 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14574 VALUE is a valid constant-valued expression for use in a static
14575 bit-field initializer.
14576 (output_constructor): Rework to use helpers. Accept and honor an
14577 OUTER state argument for recursive calls. Return total size. Be
14578 prepared for nested constructors initializing bitfields.
14579 (output_constant): Feed OUTER in calls to output_constructor.
14581 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14583 * calls.c (emit_library_call_value_1): Don't force_operand for move
14586 2009-06-01 Nick Clifton <nickc@redhat.com>
14588 * doc/invoke.texi (IA-64 Options): Fix typo.
14590 2009-06-01 Ira Rosen <irar@il.ibm.com>
14592 PR tree-optimization/39129
14593 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14595 (vect_do_peeling_for_loop_bound): Use
14596 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14597 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14598 (vect_loop_versioning): Likewise.
14599 (vect_create_cond_for_alias_checks): Fix indentation.
14600 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14602 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14603 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14604 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14605 "control flow in loop".
14606 (vect_estimate_min_profitable_iters): Use
14607 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14608 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14609 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14610 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14611 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14612 statement belongs to a group of strided accesses with the exact code
14614 (vectorizable_load): Likewise.
14615 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14616 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14618 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14620 * config/freebsd-stdint.h: New file.
14621 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14622 Add freebsd-stdint.h to tm_file.
14624 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14626 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14627 (thumb2_extendhidi2): Likewise.
14629 2009-05-31 Ian Lance Taylor <iant@google.com>
14631 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14633 2009-05-31 Ian Lance Taylor <iant@google.com>
14635 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14636 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14637 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14639 2009-05-31 Jason Merrill <jason@redhat.com>
14641 * tree-pretty-print.c (print_call_name): Take the callee, not the
14642 call itself. Make non-static. Use dump_function_name for functions.
14643 (dump_generic_node): Adjust.
14644 * diagnostic.h: Declare print_call_name.
14645 * gimple-pretty-print.c (dump_gimple_call): Use it.
14647 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14649 * config/sh/sh.md (ashldi3_std): New define_expand.
14652 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14655 * config/sh/sh.c: Include debug.h.
14656 (sh_expand_epilogue): Emit a blockage insn before the frame
14657 pointer adjustment also when dwarf2out_do_frame returns true.
14659 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14661 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14662 (thumb2_extendqidi2): New pattern.
14664 2009-05-31 Ira Rosen <irar@il.ibm.com>
14666 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14667 mark phis for renaming.
14668 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14669 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14670 Call mark_sym_for_renaming.
14671 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14672 * tree-vect-loop.c (vect_transform_loop): Remove
14673 vect_memsyms_to_rename initialization and a call to
14674 mark_set_for_renaming.
14676 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14678 PR middle-end/40304
14679 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14680 frame related even if !set_cfa && style < 0.
14682 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14684 * config/i386/mingw-tls.c: New file.
14685 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14686 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14687 defining _WIN32 but not __CYGWIN__.
14689 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14691 * configure.ac: Add MPC support.
14693 * config.in, configure: Regenerate.
14695 2009-05-29 Richard Henderson <rth@redhat.com>
14697 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14698 NOTE_INSN_BASIC_BLOCK.
14699 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14700 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14701 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14703 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14705 (add_cfi): Disable check redefining cfa away from drap.
14706 (lookup_cfa_1): Add remember argument; handle remember/restore.
14707 (lookup_cfa): Pass remember argument.
14708 (cfa_remember): New.
14709 (compute_barrier_args_size_1): Remove sibcall check.
14710 (dwarf2out_frame_debug_def_cfa): New.
14711 (dwarf2out_frame_debug_adjust_cfa): New.
14712 (dwarf2out_frame_debug_cfa_offset): New.
14713 (dwarf2out_frame_debug_cfa_register): New.
14714 (dwarf2out_frame_debug_cfa_restore): New.
14715 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14716 (dwarf2out_begin_epilogue): New.
14717 (dwarf2out_frame_debug_restore_state): New.
14718 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14719 DW_CFA_restore_state.
14720 (output_cfi_directive): Likewise.
14721 (convert_cfa_to_fb_loc_list): Likewise.
14722 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14723 * dwarf2out.h: Update.
14724 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14725 (copy_insn_1): Early out for null.
14726 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14727 and dwarf2out_frame_debug_restore_state.
14728 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14729 (prologue_insn_hash, epilogue_insn_hash): New.
14730 (free_after_compilation): Adjust freeing accordingly.
14731 (record_insns): Create hash table if needed; push insns into
14732 hash instead of array.
14733 (maybe_copy_epilogue_insn): New.
14734 (contains): Search hash table instead of array.
14735 (sibcall_epilogue_contains): Remove.
14736 (thread_prologue_and_epilogue_insns): Split eh_return insns
14737 and mark them as epilogues.
14738 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14739 scanning in terms of basic blocks.
14740 * insn-notes.def (CFA_RESTORE_STATE): New.
14741 * jump.c (returnjump_p_1): Accept EH_RETURN.
14742 (eh_returnjump_p_1, eh_returnjump_p): New.
14743 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14744 CFA_REGISTER, CFA_RESTORE): New.
14745 * rtl.def (EH_RETURN): New.
14746 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14748 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14749 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14751 * config/i386/i386.c (gen_push): Update cfa state.
14752 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14753 add a CFA_ADJUST_CFA note.
14754 (ix86_dwarf_handle_frame_unspec): Remove.
14755 (ix86_expand_prologue): Update cfa state.
14756 (ix86_emit_restore_reg_using_pop): New.
14757 (ix86_emit_restore_regs_using_pop): New.
14758 (ix86_emit_leave): New.
14759 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14760 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14761 * config/i386/i386.h (struct machine_cfa_state): New.
14762 (ix86_cfa_state): New.
14763 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14764 (eh_return_internal): Merge from eh_return_<mode>,
14765 use eh_return rtx, split w/ epilogue.
14767 2009-05-29 Ian Lance Taylor <iant@google.com>
14769 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14771 * calls.c (emit_library_call_value_1): Likewise.
14773 * c-typeck.c (c_build_va_arg): New function.
14774 * c-tree.h (c_build_va_arg): Declare.
14775 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14776 instead of build_va_arg.
14778 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14780 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14781 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14782 (ptr_difference_cost): Use affine combinations to compute it.
14783 (difference_cost): Likewise.
14784 (get_computation_cost_at): Compute more accurate cost for addresses
14785 if the ratio is a multiplier allowed in addresses.
14786 For non-addresses, consider that an additional offset or symbol is
14789 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14791 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14792 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14794 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14795 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14796 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14798 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14799 to 1 for TYPE_SSE{IADD1,CVT1}.
14800 (prefix_vex_imm8): Removed.
14801 (length_vex): Only pass 1 as second argument to
14802 ix86_attr_length_vex_default if prefix_extra is 0.
14803 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14804 (length): For prefix vex computation use length_immediate
14805 attribute instead of prefix_vex_imm8.
14806 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14807 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14808 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14809 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14810 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14811 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14812 a space in between the operands.
14813 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14814 if one operand is 0xff and the other one si, di, bp or sp.
14815 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14816 other one si, di, bp or sp.
14817 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14818 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14819 type and mode attributes.
14820 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14821 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14822 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14823 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14824 prefix_data16 attribute iff MODE_DF.
14825 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14826 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14827 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14828 constm128_operand in length_immediate computation.
14829 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14830 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14831 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14832 length_immediate attribute to 1.
14833 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14834 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14835 for certain alternatives.
14836 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14837 prefix_data16 attribute if MODE_V1DF.
14838 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14839 length_immediate to 1.
14840 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14841 length_address to 4, set mode attribute to MODE_DI.
14842 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14843 (fxam<mode>2_i387): Set length attribute to 4.
14844 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14845 *prefetch_3dnow_rex): Override length_address attribute.
14846 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14848 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14849 (constm128_operand): Removed.
14850 * config/i386/i386.c (memory_address_length): For
14851 disp && !index && !base in 64-bit mode account for SIB byte if
14852 print_operand_address can't optimize disp32 into disp32(%rip)
14853 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14854 for fs: or gs: segment.
14855 (ix86_attr_length_immediate_default): When checking if shortform
14856 is possible, truncate immediate to the length of the non-shortened
14858 (ix86_attr_length_address_default): Ignore MEM_P operands
14860 (ix86_attr_length_vex_default): Only check for DImode on
14861 GENERAL_REG_P operands.
14862 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14863 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14864 (sse_cvttps2pi): Clear prefix_rep attribute.
14865 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14867 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14868 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14869 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14870 iff operand 2 is const_int_operand.
14871 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14872 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14873 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14875 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14877 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14878 prefix_data16 attribute for movlpd and movhpd instructions.
14879 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14880 length_immediate for shufpd instruction.
14881 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14882 (avx_cmpp<avxmodesuffixf2c><mode>3,
14883 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14884 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14885 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14886 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14887 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14888 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14889 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14890 prefix_data16 attribute for the first alternative to 1.
14891 (*avx_loadlps): Override length_immediate for the first alternative.
14892 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14893 attributes for second alternative.
14894 (*vec_concatv2sf_sse4_1): Override length_immediate and
14895 prefix_data16 attributes for second alternative.
14896 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14897 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14898 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14899 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14900 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14901 prefix_data16 and length_immediate to 1.
14902 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14904 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14905 prefix_extra attribute for variants that don't have 0f prefix alone.
14906 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14907 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14908 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14909 *sse4_1_pextrd): Set length_immediate to 1.
14910 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14911 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14913 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14914 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14915 length_immediate to 1 for second alternative.
14916 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14917 prefix_extra and length_immediate attributes for the first
14919 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14921 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14922 to 1 for the first and third alternative.
14923 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14925 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14927 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14929 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14930 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14931 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14932 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14933 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14934 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14935 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14936 ssse3_psign<mode>3): Override prefix_rex attribute.
14937 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14938 (ssse3_palignrti): Override length_immediate to 1.
14939 (ssse3_palignrdi): Override length_immediate to 1, override
14940 prefix_rex attribute.
14941 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14942 (sse4a_extrqi): Override length_immediate to 2.
14943 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14944 (sse4a_insertq): Override prefix_data16 to 0.
14945 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14946 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14947 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14948 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14949 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14950 and length_immediate to 1.
14951 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14952 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14953 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14954 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14955 and length_immediate to 1.
14956 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14957 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14958 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14959 avx_ptest256): Override prefix_extra to 1.
14960 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14961 Override prefix_data16 and length_immediate to 1.
14962 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14963 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14964 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14965 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14966 prefix_data16 to 0 and prefix_extra to 2.
14967 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14968 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14970 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14971 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14972 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14973 and prefix_extra to 2.
14974 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14975 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14976 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14977 avx_vpermilvar<mode>3,
14978 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14979 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14980 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14981 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14982 Override prefix_extra to 1.
14983 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14984 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14985 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14986 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14987 prefix_extra and length_immediate to 1.
14988 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14990 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14991 to 1 for the first alternative.
14992 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14993 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14995 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14996 *movv2sf_internal_avx, *movv2sf_internal): Override
14997 prefix_rep attribute for certain alternatives.
14998 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14999 attributes for certain alternatives.
15000 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15001 attributes for certain alternatives.
15002 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15003 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15004 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15005 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15006 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15007 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15008 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15009 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15010 length_immediate to 1 if operand 2 is const_int_operand.
15011 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15012 *vec_extractv2si_1): Set length_immediate attribute to 1.
15013 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15014 using old 3DNOW insn rather than SSE/3DNOW_A.
15015 (mmx_emms, mmx_femms): Clear modrm attribute.
15017 2009-05-29 Martin Jambor <mjambor@suse.cz>
15019 * tree-sra.c: New implementation of SRA.
15021 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15022 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15023 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15024 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15025 (SRA_MAX_STRUCTURE_COUNT): Removed.
15026 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15027 * doc/invoke.texi (sra-max-structure-size): Removed.
15028 (sra-field-structure-ratio): Removed.
15030 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15032 PR middle-end/40291
15033 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15036 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15038 PR rtl-optimization/40101
15039 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15040 seqno. Adjust comment.
15041 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15042 inserting bookkeeping before a jump, the jump is not scheduled.
15043 When no positive seqno found, provide a value. Add comment.
15045 2009-05-29 Richard Guenther <rguenther@suse.de>
15047 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15048 short-cutting on the first component.
15050 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15052 PR middle-end/39958
15053 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15054 for trees other than decls/types.
15056 2009-05-29 Richard Guenther <rguenther@suse.de>
15058 * tree-ssa-operands.c (get_expr_operands): Do not handle
15059 INDIRECT_REFs in the handled-component case. Remove
15060 unused get_ref_base_and_extent case.
15061 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15062 tree_low_cst and host_integerp where possible.
15063 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15064 codes for equivalence.
15065 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15067 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15069 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15070 to tmake_file for i[34567]86-*-cygwin*.
15072 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15075 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15076 (altivec_categorize_keyword, init_vector_keywords,
15077 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15080 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15082 * tree.c (handle_dll_attribute): Check if node is
15083 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15085 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15087 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15089 (thumb2_zero_extendqidi2): Likewise.
15091 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15093 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15094 instead of gen_movrt.
15095 * config/sh/sh.md (movrt): Remove.
15097 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15099 * doc/invoke.texi (IA-64 Options):
15100 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15101 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15102 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15103 -msched-prefer-non-control-spec-insns,
15104 -msched-stop-bits-after-every-cycle,
15105 -msched-count-spec-in-critical-path,
15106 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15107 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15108 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15109 and -msched-spec-verbose.
15111 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15113 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15114 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15116 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15118 2009-05-28 Richard Guenther <rguenther@suse.de>
15120 * tree-ssa-alias.c (ao_ref_init): New function.
15121 (ao_ref_base): Likewise.
15122 (ao_ref_base_alias_set): Likewise.
15123 (ao_ref_alias_set): Likewise.
15124 (refs_may_alias_p_1): Change signature.
15125 (refs_may_alias_p): Adjust.
15126 (refs_anti_dependent_p): Likewise.
15127 (refs_output_dependent_p): Likewise.
15128 (call_may_clobber_ref_p_1): Change signature.
15129 (call_may_clobber_ref_p): Adjust.
15130 (stmt_may_clobber_ref_p_1): New function split out from ...
15131 (stmt_may_clobber_ref_p): ... here.
15132 (maybe_skip_until): Adjust signature.
15133 (get_continuation_for_phi): Likewise.
15134 (walk_non_aliased_vuses): Likewise.
15135 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15136 (ao_ref_init): Declare.
15137 (ao_ref_base): Likewise.
15138 (ao_ref_alias_set): Likewise.
15139 (stmt_may_clobber_ref_p_1): Likewise.
15140 (walk_non_aliased_vuses): Adjust.
15141 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15142 (get_ref_from_reference_ops): remove.
15143 (vn_reference_lookup_2): Adjust signature.
15144 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15145 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15146 (vn_reference_lookup): Adjust.
15147 (vn_reference_insert): Likewise.
15148 (vn_reference_insert_pieces): Adjust signature.
15149 (visit_reference_op_call): Adjust.
15150 * tree-ssa-pre.c (get_expr_type): Simplify.
15151 (phi_translate_1): Adjust.
15152 (compute_avail): Likewise.
15153 (translate_vuse_through_block): Do not re-build trees.
15154 (value_dies_in_block_x): Likewise.
15155 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15157 (vn_reference_lookup_pieces): Adjust declaration.
15158 (vn_reference_insert_pieces): Likewise.
15160 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15162 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15163 with checking disabled.
15165 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15169 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15170 macro definition for support of three-operand format aligned
15171 .comm directive in assembler on cygwin/pe/mingw target OS.
15172 * configure: Regenerate.
15173 * config.h: Regenerate.
15175 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15176 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15177 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15179 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15180 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15182 2009-05-28 Ira Rosen <irar@il.ibm.com>
15184 PR tree-optimization/40254
15185 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15186 in analysis of basic blocks.
15188 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15190 PR middle-end/33699
15191 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15192 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15193 (TARGET_INITIALIZER): Use it.
15194 * cse.c (CHEAPER): Move it up to the other macros.
15195 (insert): Rename this ...
15196 (insert_with_costs): ... to this. Add cost parameters. Update
15198 (insert): New function. Call insert_with_costs.
15199 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15200 find_reg_offset_for_const, try_const_anchors): New functions.
15201 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15202 when using a const-anchor. Call insert_const_anchors.
15203 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15204 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15206 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15208 * tree-inline.c (remap_decls): Enable nonlocalized variables
15209 when not optimizing.
15211 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15213 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15214 Simplify other tests involving optimize.
15216 2009-05-27 Tom Tromey <tromey@redhat.com>
15218 * unwind-dw2.c (_Unwind_DebugHook): New function.
15219 (uw_install_context): Call _Unwind_DebugHook.
15221 2009-05-27 Tom Tromey <tromey@redhat.com>
15223 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15225 2009-05-27 Ian Lance Taylor <iant@google.com>
15227 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15228 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15229 (ALL_LINKERFLAGS): Define.
15230 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15231 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15232 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15233 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15234 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15235 $(LINKER_FOR_BUILD).
15236 (build/gcov-iov$(build_exeext)): Likewise.
15238 2009-05-27 Julian Brown <julian@codesourcery.com>
15240 * gcse.c (target.h): Include.
15241 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15242 copy of argument to a pseudo register.
15244 2009-05-27 Diego Novillo <dnovillo@google.com>
15246 * tree-ssa-live.c (dump_scope_block): Document arguments.
15247 (dump_scope_blocks): Document.
15248 (debug_scope_blocks): New.
15249 * tree-flow.h (debug_scope_blocks): Declare.
15251 2009-05-21 Denis Chertykov <denisc@overta.ru>
15253 * doc/contrib.texi (Contributors): Add myself to the list.
15255 2009-05-27 Olivier Hainque <hainque@adacore.com>
15257 * expr.c (target_align): New function. Alignment the TARGET of an
15258 assignment may be assume to have.
15259 (highest_pow2_factor_for_target): Use it instead of relying on
15260 immediate tree attributes of TARGET, not necessarily honored when
15261 intermediate bitfields are involved.
15263 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15266 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15267 AVX, SSE4, AES, PCLMUL and POPCNT.
15269 2009-05-27 Diego Novillo <dnovillo@google.com>
15271 * tree-pretty-print.c (dump_location): New.
15272 (dump_generic_node): Call it.
15273 Factor code to handle BLOCK nodes ...
15274 (dump_block_node): ... here.
15276 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15278 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15280 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15282 * gcc-plugin.h: Include config.h and system.h.
15283 (IN_GCC): Define if not defined.
15285 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15287 PR middle-end/40249
15288 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15291 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15293 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15295 * config/m32r/m32r.h: Ditto.
15296 * config/m32r/m32r.md: Ditto.
15297 * config/m32r/predicates.md: Ditto.
15299 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15301 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15303 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15306 (Loading plugins): typo.
15307 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15308 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15309 (Interacting with the GCC Garbage Collector): Added new section.
15310 (Giving information about a plugin): Added new section for
15312 * ggc.h (ggc_register_root_tab): Added declaration.
15313 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15314 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15315 (register_callback): Improved comment in declaration.
15316 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15317 (extra_root_vec) Added static variable for dynamic roots registration.
15318 (ggc_register_root_tab) Added new routine.
15319 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15320 PLUGIN_GGC_MARKING event.
15321 * ggc-zone.c: Include plugin.h.
15322 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15323 * ggc-page.c: Include plugin.h.
15324 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15325 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15326 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15327 (register_callback): check lack of callbacks for
15328 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15329 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15330 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15331 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15332 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15333 dependency on plugin.h.
15334 (plugin.o): Added dependency on ggc.h...
15336 2009-05-26 Richard Guenther <rguenther@suse.de>
15338 PR middle-end/40248
15340 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15341 with mismatched comparison modes.
15343 * expr.c (expand_expr_real_1): Expand the operand of a
15344 VIEW_CONVERT_EXPR in its natural mode.
15346 2009-05-26 Ian Lance Taylor <iant@google.com>
15348 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15349 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15350 (ALL_COMPILERFLAGS): Define.
15351 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15352 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15353 (collect2$(exeext), collect2.o): Likewise.
15354 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15355 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15356 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15357 (libbackend.o, intl.o, cppdefault.o): Likewise.
15358 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15359 (build/%.o): Use $(COMPILER_FOR_BUILD).
15360 (build/gen%$(build_exeext)): Likewise.
15361 (build/gcov-iov$(build_exeext)): LIkewise.
15362 * config/t-darwin (darwin.o): Use $(COMPILER).
15363 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15364 * config/t-sol2 (sol2-c.o): Likewise.
15365 (sol2.o): Likewise.
15366 * config/t-vxworks (vxworks.o): Likewise.
15367 * config/x-darwin (host-darwin.o): Likewise.
15368 * config/x-hpux (host-hpux.o): Likewise.
15369 * config/x-linux (host-linux.o): Likewise.
15370 * config/x-solaris (host-solaris.o): Likewise.
15371 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15372 * config/arm/t-arm (arm-c.o): Likewise.
15373 * config/arm/t-pe (pe.o): Likewise.
15374 * config/arm/t-wince-pe (pe.o): Likewise.
15375 * config/i386/t-cygming (winnt.o): Likewise.
15376 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15377 * config/i386/t-cygwin (cygwin1.o): Likewise.
15378 (cygwin2.o): Likewise.
15379 * config/i386/t-i386 (i386-c.o): Likewise.
15380 * config/i386/t-interix (winnt.o): Likewise.
15381 * config/i386/t-netware (netware.o): Likewise.
15382 * config/i386/t-nwld (nwld.o): Likewise.
15383 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15384 * config/i386/x-i386 (driver-i386.o): Likewise.
15385 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15386 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15387 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15388 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15389 * config/mips/x-native (driver-native.o): Likewise.
15390 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15391 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15392 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15393 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15394 * config/score/t-score-elf (score7.o): Likewise.
15395 (score3.o): Likewise.
15396 * config/sh/t-sh (sh-c.o): Likewise.
15397 * config/sh/t-symbian (sh-c.o): Likewise.
15398 (symbian.o): Likewise.
15399 * config/spu/t-spu-elf (spu-c.o): Likewise.
15400 * config/v850/t-v850 (v850-c.o): Likewise.
15401 * config/v850/t-v850e (v850-c.o): Likewise.
15403 2009-05-26 Richard Guenther <rguenther@suse.de>
15405 PR tree-optimization/40122
15406 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15407 VECTOR_CSTs if possible.
15408 (fold_gimple_assign): Likewise.
15410 2009-05-26 Richard Guenther <rguenther@suse.de>
15412 PR middle-end/40252
15413 * fold-const.c (fold_binary): Use the correct types for building
15416 2009-05-26 Richard Guenther <rguenther@suse.de>
15418 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15419 redundant calls to merge_alias_info.
15420 (bump_vector_ptr): Likewise.
15421 * tree-ssa-copy.c (merge_alias_info): Remove.
15422 (replace_exp_1): Remove call to merge_alias_info.
15423 (propagate_tree_value): Likewise.
15424 (fini_copy_prop): Propagate points-to info.
15425 * tree-flow.h (merge_alias_info): Remove.
15427 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15429 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15431 2009-05-25 Jan Hubicka <jh@suse.cz>
15433 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15434 * cgraph.h (struct inline_summary): New filed self_wize,
15435 size_inlining_benefit, self_time and time_inlining_benefit.
15436 (struct cgraph_global_info): Replace insns by time ans size fields.
15437 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15438 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15439 (ipcp_update_callgraph): Do not touch function bodies.
15440 * ipa-inline.c: Include except.h
15441 (MAX_TIME): New constant.
15442 (overall_insns): Remove.
15443 (leaf_node_p): New.
15444 (overall_size, max_benefit): New static variables.
15445 (cgraph_estimate_time_after_inlining): New function.
15446 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15447 (cgraph_clone_inlined_nodes): Update size.
15448 (cgraph_mark_inline_edge): Update size.
15449 (cgraph_estimate_growth): Use size info.
15450 (cgraph_check_inline_limits): Check size.
15451 (cgraph_default_inline_p): Likewise.
15452 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15453 (cgraph_decide_recursive_inlining): Check size.
15454 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15456 (cgraph_decide_inlining): Likewise.
15457 (cgraph_decide_inlining_incrementally): Likewise; honor
15458 PARAM_EARLY_INLINING_INSNS.
15459 (likely_eliminated_by_inlining_p): New predicate.
15460 (estimate_function_body_sizes): New function.
15461 (compute_inline_parameters): Use it.
15462 * except.c (must_not_throw_labels): New function.
15463 * except.h (must_not_throw_labels): Declare.
15464 * tree-inline.c (init_inline_once): Kill inlining_weigths
15465 * tree-ssa-structalias.c: Avoid uninitialized warning.
15466 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15467 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15468 (PARAM_INLINE_CALL_COST): Remove.
15469 (PARAM_EARLY_INLINING_INSNS): New.
15471 2009-05-25 Richard Guenther <rguenther@suse.de>
15473 PR tree-optimization/36327
15474 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15475 callback for reference translation or lookup at the point of may-defs.
15476 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15477 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15478 for union COMPONENT_REFs.
15479 (vn_reference_lookup_3): New callback. Lookup from memset
15480 and CONSTRUCTOR assignment, translate through struct copies.
15481 (vn_reference_lookup_pieces): Make sure to not free the
15482 passed operands array. Adjust walk_non_aliased_vuses call.
15483 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15484 make sure we do not leak memory.
15486 2009-05-25 Richard Guenther <rguenther@suse.de>
15488 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15489 * tree-inline.c (expand_call_inline): Reset the escaped and
15490 callused solutions.
15491 * tree-ssa-structalias.c (pass_build_ealias): New.
15492 * tree-pass.h (pass_build_ealias): Declare.
15493 * passes.c (init_optimization_passes): Add PTA during
15494 early optimizations.
15495 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15496 and CALLUSED solutions.
15497 (dump_points_to_solution): New function, split out from ...
15498 (dump_points_to_info_for): ... here.
15499 * tree-parloops.c (parallelize_loops): Reset the escaped and
15500 callused solutions.
15502 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15505 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15506 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15508 2009-05-25 Ira Rosen <irar@il.ibm.com>
15510 PR tree-optimization/40238
15511 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15512 statements after basic block's labels.
15513 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15514 to free the allocated memory.
15516 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15518 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15519 return address with a USE.
15521 2009-05-24 Richard Guenther <rguenther@suse.de>
15523 PR middle-end/40233
15524 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15525 array type from the main variant of the inner type.
15527 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15529 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15530 definition to bool (from int) to un-break build.
15531 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15533 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15535 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15536 discard_stmt_changes): Delete.
15537 * tree-ssa-operands.c (scb_stack): Delete.
15538 (init_ssa_operands): Do not initialize it.
15539 (fini_ssa_operands): Do not free it.
15540 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15542 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15543 update_stmt, remove the others. Fix comments.
15544 * tree-dfa.c (optimize_stack_restore): Likewise.
15545 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15546 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15547 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15548 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15550 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15551 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15552 (dom_opt_finalize_block): Likewise, adjusting access to
15554 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15555 (stmts_to_rescan): Change item type to gimple.
15556 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15558 2009-05-24 Ira Rosen <irar@il.ibm.com>
15560 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15561 * tree-pass.h (pass_slp_vectorize): New pass.
15562 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15563 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15564 * tree-vectorizer.c (timevar.h): Include.
15565 (user_vect_verbosity_level): Declare.
15566 (vect_location): Fix comment.
15567 (vect_set_verbosity_level): Update user_vect_verbosity_level
15568 instead of vect_verbosity_level.
15569 (vect_set_dump_settings): Add an argument. Ignore user defined
15570 verbosity if dump flags require higher level of verbosity. Print to
15571 stderr only for loop vectorization.
15572 (vectorize_loops): Update call to vect_set_dump_settings.
15573 (execute_vect_slp): New function.
15574 (gate_vect_slp): Likewise.
15575 (struct gimple_opt_pass pass_slp_vectorize): New.
15576 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15577 access its members.
15578 (vec_info_for_bb): New function.
15579 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15580 (VECTORIZATION_ENABLED): New macro.
15581 (SLP_ENABLED, SLP_DISABLED): Likewise.
15582 (vect_is_simple_use): Add bb_vec_info argument.
15583 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15584 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15585 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15586 vect_schedule_slp, vect_analyze_slp): Likewise.
15587 (vect_analyze_stmt): Add slp_tree argument.
15588 (find_bb_location): Declare.
15589 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15590 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15591 (vect_analyze_loop_operations, vect_analyze_loop,
15592 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15593 vect_finalize_reduction, vectorizable_reduction,
15594 vectorizable_live_operation, vect_transform_loop): Likewise.
15595 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15596 skip evolution analysis if analyzing a basic block.
15597 (dr_analyze_indices): Likewise.
15598 (initialize_data_dependence_relation): Skip the test whether the
15599 object is invariant for basic blocks.
15600 (compute_all_dependences): Skip dependence analysis for data
15601 references in basic blocks.
15602 (find_data_references_in_stmt): Don't fail in case of invariant
15603 access in basic block.
15604 (find_data_references_in_bb): New function.
15605 (find_data_references_in_loop): Move code to
15606 find_data_references_in_bb and add a call to it.
15607 (compute_data_dependences_for_bb): New function.
15608 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15609 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15611 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15612 unknown dependence in basic block and fail in case of dependence in
15614 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15615 dependence instances from either loop or basic block vectorization
15617 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15618 before calling nested_in_vect_loop_p.
15619 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15620 dependence instances from either loop or basic block vectorization
15622 (vect_verify_datarefs_alignment): Likewise.
15623 (vect_enhance_data_refs_alignment): Adjust function calls.
15624 (vect_analyze_data_refs_alignment): Likewise.
15625 (vect_analyze_group_access): Fix printing. Skip different checks if
15626 DR_STEP is 0. Keep strided stores either in loop or basic block
15627 vectorization data structure. Fix indentation.
15628 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15630 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15631 dependence instances from either loop or basic block vectorization
15633 (vect_analyze_data_refs): Update comment. Call
15634 compute_data_dependences_for_bb to analyze basic blocks.
15635 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15636 case of loop vectorization. In case of basic block vectorization use
15637 data-ref itself as a base.
15638 (vect_create_data_ref_ptr): In case of basic block vectorization:
15639 don't advance the pointer, add new statements before the current
15640 statement. Adjust function calls.
15641 (vect_supportable_dr_alignment): Support only aligned accesses in
15642 basic block vectorization.
15643 * common.opt (ftree-slp-vectorize): New flag.
15644 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15645 (vect_pattern_recog_1): Likewise.
15646 * tree-vect-stmts.c (process_use): Likewise.
15647 (vect_init_vector): Add new statements in the beginning of the basic
15648 block in case of basic block SLP.
15649 (vect_get_vec_def_for_operand): Adjust function calls.
15650 (vect_finish_stmt_generation): Likewise.
15651 (vectorizable_call): Add assert that it is loop vectorization, adjust
15653 (vectorizable_conversion, vectorizable_assignment): Likewise.
15654 (vectorizable_operation): In case of basic block SLP, take
15655 vectorization factor from statement's type and skip the relevance
15656 check. Adjust function calls.
15657 (vectorizable_type_demotion): Add assert that it is loop
15658 vectorization, adjust function calls.
15659 (vectorizable_type_promotion): Likewise.
15660 (vectorizable_store): Check for outer loop only in case of loop
15661 vectorization. Adjust function calls. For basic blocks, skip the
15662 relevance check and don't advance pointers.
15663 (vectorizable_load): Likewise.
15664 (vectorizable_condition): Add assert that it is loop vectorization,
15665 adjust function calls.
15666 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15667 that it is not reduction, get vector type, call only supported
15668 functions, skip loop specific parts.
15669 (vect_transform_stmt): Check for outer loop only in case of loop
15671 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15672 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15673 for external definition.
15674 * passes.c (pass_slp_vectorize): New pass.
15675 * tree-vect-slp.c (find_bb_location): New function.
15676 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15677 check for patterns only in loops.
15678 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15679 case of multiple types in basic block SLP.
15680 (vect_mark_slp_stmts_relevant): New function.
15681 (vect_supported_load_permutation_p): Fix comment.
15682 (vect_analyze_slp_instance): Add argument. In case of basic block
15683 SLP, take vectorization factor from statement's type, check that
15684 unrolling factor is 1. Adjust function call. Save SLP instance in
15685 either loop or basic block vectorization structure. Return FALSE,
15687 (vect_analyze_slp): Add argument. Get strided stores groups from
15688 either loop or basic block vectorization structure. Return FALSE
15689 if basic block SLP failed.
15690 (new_bb_vec_info): New function.
15691 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15692 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15693 (vect_schedule_slp): Add argument. Get SLP instances from either
15694 loop or basic block vectorization structure. Set vectorization factor
15695 to be 1 for basic block SLP.
15696 (vect_slp_transform_bb): New function.
15697 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15699 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15701 * final.c (shorten_branches): Do not align labels for jump tables.
15702 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15704 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15706 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15707 Remove outdated reference to flow.c and fix nits.
15708 * doc/gccint.texi: Tweak RTL description.
15709 * doc/rtl.texi: Likewise.
15711 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15713 * config/avr/avr.c: Change my email address.
15714 * config/avr/avr.h: Likewise.
15715 * config/avr/avr.md: Likewise.
15716 * config/avr/avr-protos.h: Likewise.
15717 * config/avr/libgcc.S: Likewise.
15719 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15721 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15722 (spu_split_load, spu_split_store): Change return type to int.
15723 (spu_split_convert): Declare.
15724 * config/spu/predicates.md (spu_mem_operand): Remove.
15725 (spu_mov_operand): Update.
15726 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15727 * config/spu/spu.c (regno_aligned_for_load): Remove.
15728 (reg_aligned_for_addr, spu_expand_load): Define.
15729 (spu_expand_extv): Reimplement and handle MEM.
15730 (spu_expand_insv): Handle MEM.
15731 (spu_sched_reorder): Handle insn's with length 0.
15732 (spu_legitimate_address_p): Reimplement.
15733 (store_with_one_insn_p): Return TRUE for any mode with size
15734 larger than 16 bytes.
15735 (address_needs_split): Define.
15736 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15738 (spu_convert_move): Define.
15739 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15740 (spu_split_store): Change all MEM's to TImode.
15741 (spu_init_expanders): Preallocate registers that correspond to
15742 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15744 (spu_split_convert): Define.
15745 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15746 (_move<mode>, _movdi, _movti): Update predicate and condition.
15747 (load, store): Change to define_split.
15748 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15750 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15751 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15752 define_insn_and_split of lshr<mode>3.
15753 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15754 (<v>ashr<mode>3_imm): Define.
15755 (extv, extzv, insv): Allow MEM operands.
15756 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15757 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15758 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15759 (_spu_convert2): Change to define_insn_and_split and remove the
15760 corresponding define_peephole2.
15761 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15762 Change predicates to memory_operand.
15764 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15766 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15768 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15770 PR tree-optimization/40219
15771 * tree.c (iterative_hash_expr): Make sure the builtin function is
15772 a normal builtin function and not a front end or back end builtin
15773 before indexing into the built_in_decls array.
15775 2009-05-22 Richard Guenther <rguenther@suse.de>
15777 PR middle-end/38964
15778 * alias.c (write_dependence_p): Do not use TBAA for answering
15779 anti-dependence or output-dependence.
15780 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15781 (emit_pointer_definition): Remove.
15782 (emit_alias_warning): Likewise.
15783 (find_what_var_points_to): Remove TBAA pruning code.
15784 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15786 (compute_points_to_sets): Remove code computing the set of
15787 dereferenced pointers.
15788 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15789 oracle for querying anti and output dependencies.
15790 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15791 if TBAA may be applied.
15792 (refs_anti_dependent_p): New function.
15793 (refs_output_dependent_p): Likewise.
15794 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15795 (refs_output_dependent_p): Likewise.
15796 * doc/tree-ssa.texi (Memory model): New section.
15797 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15798 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15799 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15800 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15801 * expr.c (expand_expr_real_1): Likewise.
15802 * gimple-low.c (lower_stmt): Likewise.
15803 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15804 (dump_gimple_cdt): Remove.
15805 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15806 (gimple_size): Likewise.
15807 (walk_gimple_op): Likewise.
15808 (is_gimple_stmt): Likewise.
15809 (walk_stmt_load_store_addr_ops): Likewise.
15810 (gimple_build_cdt): Remove.
15811 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15812 * gimple.h (gimple_cdt_new_type): Remove.
15813 (gimple_cdt_new_type_ptr): Likewise.
15814 (gimple_cdt_set_new_type): Likewise.
15815 (gimple_cdt_location): Likewise.
15816 (gimple_cdt_location_ptr): Likewise.
15817 (gimple_cdt_set_location): Likewise.
15818 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15819 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15820 GIMPLE_CHANGE_DYNAMIC_TYPE.
15821 (verify_types_in_gimple_stmt): Likewise.
15822 * tree-inline.c (estimate_num_insns): Likewise.
15823 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15824 (copy_decl_to_var): Likewise.
15825 (copy_result_decl_to_var): Likewise.
15826 * tree-pretty-print.c (dump_generic_node): Do not handle
15827 CHANGE_DYNAMIC_TYPE_EXPR.
15828 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15829 * tree-ssa-operands.c (get_expr_operands): Likewise.
15830 * tree-ssa-structalias.c (struct variable_info): Remove
15831 no_tbaa_pruning member.
15832 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15833 (unify_nodes): Do not copy it.
15834 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15835 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15836 (set_uids_in_ptset): Do not check it.
15837 (find_what_var_points_to): Likewise.
15838 (compute_tbaa_pruning): Remove.
15839 (compute_points_to_sets): Do not call it.
15840 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15841 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15842 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15843 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15844 (DECL_NO_TBAA_P): Likewise.
15845 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15846 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15847 (expand_omp_atomic_pipeline): Do not set it.
15848 * print-tree.c (print_node): Do not dump it.
15849 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15852 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15855 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15858 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15860 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15863 2009-05-22 Ben Elliston <bje@au.ibm.com>
15865 * Makefile.in (bversion.h, s-bversion): New targets.
15866 (TOPLEV_H): Add bversion.h.
15867 * toplev.h: Include "bversion.h".
15868 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15869 the __format__ attribute only if compiling with the same version
15870 of GCC as the sources (the "build version").
15872 2009-05-22 Ben Elliston <bje@au.ibm.com>
15874 * c-format.c (handle_format_attribute): Fix comment typo.
15876 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15879 * config/ia64/ia64.opt (mfused-madd): New.
15880 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15881 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15882 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15883 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15884 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15885 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15886 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15887 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15888 instruction if !TARGET_FUSED_MADD.
15889 (fpma, fpms): Remove colon from name.
15891 2009-05-22 Richard Guenther <rguenther@suse.de>
15893 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15894 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15895 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15897 (create_expression_by_pieces): Only convert if necessary.
15898 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15899 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15901 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15903 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15904 regular pattern from a template and rename it ...
15905 (*extzv_truncsi_exts): ... to this.
15907 2009-05-21 Richard Guenther <rguenther@suse.de>
15909 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15910 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15911 (cgraph_default_inline_p): Likewise.
15912 (cgraph_decide_inlining_incrementally): Likewise.
15914 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15915 Uros Bizjak <ubizjak@gmail.com>
15917 * config/i386/cpuid.h (bit_MOVBE): New.
15919 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15921 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15922 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15923 (ix86_handle_option): Handle OPT_mmovbe.
15924 (ix86_target_string): Add -mmovbe.
15925 (pta_flags): Add PTA_MOVBE.
15926 (processor_alias_table): Add PTA_MOVBE to "atom".
15927 (override_options): Handle PTA_MOVBE.
15929 * config/i386/i386.h (TARGET_MOVBE): New.
15931 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15932 (*bswapsi_movbe): New.
15933 (*bswapdi_movbe): Likewise.
15934 (bswapdi2): Renamed to ...
15935 (*bswapdi_1): This.
15936 (bswapdi2): New expander.
15938 * config/i386/i386.opt (mmovbe): New.
15940 * doc/invoke.texi: Document -mmovbe.
15942 2009-05-21 Taras Glek <tglek@mozilla.com>
15944 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15945 * gcc-plugin.h (plugin_init): Updated signature.
15946 * gcc-plugin.h (plugin_name_args): Moved to this header.
15947 * doc/plugins.texi (plugin_init): Updated documention to reflect
15949 * doc/plugins.texi (plugin_name_args): Added to documention.
15951 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15953 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15954 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15956 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15958 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15959 JUMP_TABLE_DATA_P predicates where applicable.
15960 * config/i386/predicates.md: Ditto.
15961 * config/i386/sse.md: Ditto.
15963 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15965 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15966 operand2 -128 override length_immediate attribute to 1.
15967 * config/i386/predicates.md (constm128_operand): New predicate.
15969 * config/i386/i386.c (memory_address_length): Handle %r12
15970 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15972 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15973 mode look through optional ZERO_EXTEND and SUBREG.
15974 * config/i386/i386.md (R12_REG): New define_constant.
15975 (prefix_data16): For sse unit set also for MODE_TI insns.
15976 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15977 insns set if operand 1 is ext_QIreg_operand.
15978 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15979 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15981 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15982 mode from MODE_DI to MODE_SI.
15983 (movdi_1_rex64): Override modrm and length_immediate attributes
15984 only for movabs (TYPE_IMOV, alternative 2).
15985 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15986 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15987 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15988 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15989 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15990 prefix_rex attribute if DImode.
15991 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15992 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15993 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15994 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15995 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15996 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15997 Likewise. For TYPE_IMOV clear length_immediate attribute.
15998 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15999 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16000 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16001 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16002 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16003 or one operand TYPE_ISHIFT.
16004 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16005 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16006 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16007 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16008 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16009 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16010 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16011 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16012 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16013 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16014 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16015 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16016 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16017 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16018 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16019 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16020 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16021 set mode attribute, don't override length attribute.
16022 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16024 (return_internal_long): Set length attribute to 2 instead of 1.
16025 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16026 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16027 prefix_rex attribute.
16028 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16030 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16032 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16034 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16036 2009-05-20 Ian Lance Taylor <iant@google.com>
16038 * tree.c (build_tree_list_vec_stat): New function.
16039 (ctor_to_vec): New function.
16040 (build_nt_call_vec): New function.
16041 (build_call_array): Change args to be a const pointer.
16042 (build_call_vec): New function.
16043 * tree.h (build_nt_call_vec): Declare.
16044 (build_tree_list_vec_stat): Declare.
16045 (build_tree_list_vec): Define.
16046 (build_call_array): Update declaration.
16047 (build_call_vec): Declare.
16048 (ctor_to_vec): Declare.
16049 * c-common.c (tree_vector_cache): New static variable.
16050 (make_tree_vector): New function.
16051 (release_tree_vector): New function.
16052 (make_tree_vector_single): New function.
16053 (make_tree_vector_copy): New function.
16054 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16055 (make_tree_vector_single, make_tree_vector_copy): Declare.
16056 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16057 (c_parser_expr_list): Don't manage cache here, instead call
16059 (c_parser_release_expr_list): Remove static function.
16060 (c_parser_vec_to_tree_list): Remove static function.
16061 (c_parser_attributes): Call build_tree_list_vec instead of
16062 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16063 c_parser_release_expr_list.
16064 (c_parser_postfix_expression_after_primary): Likewise.
16065 (c_parser_objc_keywordexpr): Likewise.
16067 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16069 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16070 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16071 TARGET_CONVERT_TO_TYPE.
16072 * hooks.c (hook_tree_const_tree_null): Define.
16073 * hooks.h (hook_tree_const_tree_null): Declare.
16074 * target.h (struct gcc_target): Add invalid_parameter_type,
16075 invalid_return_type, promoted_type, and convert_to_type fields.
16076 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16077 (TARGET_INVALID_RETURN_TYPE): Define.
16078 (TARGET_PROMOTED_TYPE): Define.
16079 (TARGET_CONVERT_TO_TYPE): Define.
16080 (TARGET_INITIALIZER): Update for new fields.
16081 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16082 (grokparms): Check targetm.invalid_parameter_type.
16083 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16084 * c-convert.c (convert): Check targetm.convert_to_type.
16086 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16088 * config/mips/mips.md (*extenddi_truncate<mode>,
16089 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16091 (*extendhi_truncateqi): New define_insn_and_sptit.
16093 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16095 PR middle-end/40204
16096 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16097 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16099 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16101 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16102 the operand of VIEW_CONVERT_EXPR.
16104 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16106 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16107 extended family and model for Intel processors. Support Intel Atom.
16109 2009-05-20 Olivier Hainque <hainque@adacore.com>
16111 * gstab.h (stab_code_type): Define, to be used instead of the
16112 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16114 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16115 occurrences by stab_code_type.
16116 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16118 2009-05-20 Martin Jambor <mjambor@suse.cz>
16120 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16121 (sra_insert_before): Likewise.
16122 (sra_insert_after): Likewise.
16123 (sra_init_cache): Likewise.
16124 (sra_type_can_be_decomposed_p): Likewise.
16125 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16126 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16127 (sra_insert_before): Likewise.
16128 (sra_insert_after): Likewise.
16129 (sra_init_cache): Likewise.
16130 (insert_edge_copies_seq): Made static and moved upwards.
16132 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16135 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16137 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16138 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16141 2009-05-20 Richard Guenther <rguenther@suse.de>
16143 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16144 with mismatched comparison modes.
16146 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16148 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16149 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16150 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16151 with shifts for Thumb2.
16152 (orsi_notsi): New for orn.
16153 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16154 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16155 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16156 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16157 Don't invert remainder for IOR.
16159 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16161 PR tree-optimization/40087
16162 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16163 number_of_iterations_ne): Rename never_infinite argument.
16164 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16165 number_of_iterations_le): Handle pointer-type ivs when
16166 exit_must_be_taken is false.
16167 (number_of_iterations_cond): Do not always assume that
16168 exit_must_be_taken if the control variable is a pointer.
16170 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16172 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16173 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16175 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16177 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16178 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16180 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16183 * c.opt (Wlogical-op): Disabled by default.
16184 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16186 * doc/invoke.texi (Wlogical-op): Likewise.
16188 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16190 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16192 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16193 Propagate the type of the first operand.
16194 <ASSERT_EXPR>: Simplify.
16195 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16196 Rewrite using the RHS code as discriminant.
16197 <NOP_EXPR>: Turn into CASE_CONVERT.
16198 <PLUS_EXPR>: Propagate the type of the first operand.
16200 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16202 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16203 (ia64_dconst_0_375): New.
16204 * config/ia64/ia64.c (ia64_override_options): Remove
16205 -minline-sqrt-min-latency warning.
16206 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16207 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16208 * config/ia64/ia64.md (*sqrt_approx): Remove.
16209 (sqrtsf2): Remove #if 0.
16210 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16211 (sqrtdf): Remove assert.
16212 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16213 (sqrtxf2): Remove #if 0.
16214 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16215 * div.md (sqrt_approx_rf): New.
16216 (sqrtsf2_internal_thr): New implementation.
16217 (sqrtsf2_internal_lat): New.
16218 (sqrtdf2_internal_thr: New implementation.
16219 (sqrtxf2_internal): New implementation.
16221 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16222 Hans-Peter Nilsson <hp@axis.com>
16224 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16225 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16226 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16227 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16228 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16229 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16230 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16231 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16232 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16233 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16234 * c-common.c: ...from here.
16236 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16238 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16240 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16242 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16244 2009-05-19 Ben Elliston <bje@au.ibm.com>
16246 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16247 assignments with memcpy calls.
16248 (add_fdes): Likewise.
16249 (binary_search_unencoded_fdes): Likewise.
16250 (linear_search_fdes): Eliminate type puns.
16252 2009-05-19 Richard Guenther <rguenther@suse.de>
16254 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16255 not falsely claim to have propagated into all uses.
16257 2009-05-19 Ben Elliston <bje@au.ibm.com>
16259 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16262 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16264 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16265 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16266 (TARGET_LEGITIMATE_ADDRESS_P): New.
16267 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16268 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16270 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16273 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16274 child of the containing namespace's DIE.
16276 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16278 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16279 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16280 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16283 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16286 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16287 gen_align with gen_pad.
16288 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16289 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16291 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16292 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16294 * config/i386/i386.md (align): Renamed to ...
16295 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16296 ASM_OUTPUT_MAX_SKIP_PAD.
16298 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16300 * config.gcc: Fix variable syntax.
16303 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16304 before calling exact_log2.
16305 (output_iorsi3): Likewise.
16306 (output_xorsi3): Likewise.
16308 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16310 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16311 for the none zero constant operand except for EQ and NE
16312 comprisons even when the first operand is R0.
16314 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16316 * config/s390/2064.md: Remove trailing whitespaces.
16317 * config/s390/2084.md: Likewise.
16318 * config/s390/constraints.md: Likewise.
16319 * config/s390/fixdfdi.h: Likewise.
16320 * config/s390/libgcc-glibc.ver: Likewise.
16321 * config/s390/s390-modes.def: Likewise.
16322 * config/s390/s390-protos.h: Likewise.
16323 * config/s390/s390.c: Likewise.
16324 * config/s390/s390.h: Likewise.
16325 * config/s390/s390.md: Likewise.
16326 * config/s390/tpf-unwind.h: Likewise.
16328 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16330 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16332 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16335 * configure.ac (m68k-*-*): Check if binutils support TLS.
16336 * configure: Regenerate.
16337 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16338 * config/m68k/constraints.md (Cu): New constraint.
16339 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16340 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16341 (movsi): Handle TLS symbols.
16342 (addsi3_5200): Handle XTLS symbols, indent.
16343 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16344 (m68k_tls_reference_p): Declare.
16345 (m68k_legitimize_address): Declare.
16346 (m68k_unwrap_symbol): Declare.
16347 * config/m68k/m68k.opt (mxtls): New option.
16348 * config/m68k/m68k.c (ggc.h): Include.
16349 (m68k_output_dwarf_dtprel): Implement hook.
16350 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16351 (m68k_expand_prologue): Load GOT pointer when function needs it.
16352 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16353 (m68k_legitimate_constant_address_p): Same.
16354 (m68k_decompose_address): Handle TLS references.
16355 (m68k_get_gp): New static function.
16356 (enum m68k_reloc): New contants.
16357 (TLS_RELOC_P): New macro.
16358 (m68k_wrap_symbol): New static function.
16359 (m68k_unwrap_symbol): New function.
16360 (m68k_final_prescan_insn_1): New static function.
16361 (m68k_final_prescan_insn): New function.
16362 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16364 (legitimize_pic_address): Handle TLS references..
16365 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16366 (m68k_libcall_value_in_a0_p)
16367 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16368 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16369 (m68k_legitimize_tls_address): Handle TLS references.
16370 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16372 (m68k_legitimize_address): Handle TLS symbols.
16373 (m68k_get_reloc_decoration): New static function.
16374 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16376 (m68k_output_dwarf_dtprel): Implement hook.
16377 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16378 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16379 m68k_call_* routines.
16380 (sched_attr_op_type): Handle TLS symbols.
16381 (gt-m68k.h): Include.
16382 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16383 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16385 2009-05-18 Martin Jambor <mjambor@suse.cz>
16387 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16388 (visit_store_addr_for_mod_analysis): New function.
16389 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16390 (determine_cst_member_ptr): Use gimple_assign_single_p.
16391 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16392 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16393 operands. Don't check number of operands of a NOP_EXPR.
16395 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16397 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16399 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16402 * c-common.c (warn_logical_operator): Don't warn if one of
16403 expression isn't always true or false.
16405 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16407 * config/i386/biarch32.h: New file.
16408 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16410 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16412 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16413 *zero_extend<mode>_truncqi): Merge these into ...
16414 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16415 Name the pattern following this as *zero_extendhi_truncqi.
16417 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16419 PR middle-end/39301
16420 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16421 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16422 (output_info): Make field HOST_WIDEST_INT.
16423 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16424 (dump_bitmat_statistics): Same.
16426 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16428 * config.gcc (use_gcc_stdint): Set to wrap.
16429 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16430 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16431 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16432 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16433 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16434 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16435 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16436 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16438 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16440 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16442 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16443 Move definitions earlier.
16444 (OPT_ARCH64, OPT_ARCH32): Define.
16445 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16448 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16451 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16454 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16456 * arm.md (movdi2): Copy non-reg values to DImode registers.
16458 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16461 * final.c (label_to_max_skip): New function.
16462 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16463 CODE_LABEL_NUMBER <= max_labelno.
16464 * output.h (label_to_max_skip): New prototype.
16465 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16466 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16467 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16468 Handle CODE_LABELs with >= 16 byte alignment or with
16469 max_skip == (1 << align) - 1.
16470 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16471 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16474 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16475 .p2align 3 if MAX_SKIP is smaller than 7.
16476 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16478 2009-05-15 Ian Lance Taylor <iant@google.com>
16480 * alias.c (struct alias_set_entry_d): Rename from struct
16481 alias_set_entry. Change all uses.
16482 * except.c (struct call_site_record_d): Rename from struct
16483 call_site_record. Change all uses.
16484 * except.h (struct eh_region_d): Rename from struct eh_region.
16486 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16488 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16489 ivtype_map_elt. Change all uses.
16490 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16492 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16493 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16495 (struct sese_d): Rename from struct sese. Change all uses.
16496 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16497 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16498 * optabs.h (struct optab_d): Rename from struct optab. Change all
16500 (struct convert_optab_d): Rename from struct convert_optab.
16502 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16503 ipa_opt_pass. Change all uses.
16504 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16507 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16508 defined as a typedef.
16509 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16512 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16515 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16517 (merge_ranges): Returns bool.
16518 * tree.h (make_range): .. to here.
16519 (build_range_check): Likewise.
16520 (merge_ranges): Likewise. Renamed from merge_ranges.
16521 * c-typeck.c (parser_build_binary_op): Update calls to
16522 warn_logical_operator.
16523 * c-common.c (warn_logical_operator): Add new warning.
16524 * c-common.h (warn_logical_operator): Update declaration.
16526 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16528 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16530 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16532 * doc/install.texi: Document MPC requirements, flags etc.
16534 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16535 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16536 Evaluate constant arguments.
16537 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16538 (fold_builtin_1): Likewise, also evaluate constant arguments.
16539 Remove superfluous break.
16540 (do_mpc_ckconv): New.
16541 * real.h: Include mpc.h.
16542 * toplev.c (print_version): Output MPC version info if available.
16544 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16546 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16548 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16550 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16553 2009-05-15 Jan Hubicka <jh@suse.cz>
16555 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16556 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16557 (try_inline): Fix return value.
16558 (cgraph_decide_inlining_incrementally): Honor new value.
16559 (cgraph_early_inlining): Handle indirect inlining.
16560 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16562 2009-05-15 Jan Hubicka <jh@suse.cz>
16564 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16565 * cgraphunit.c (cgraph_finalize_function): Set it.
16566 (cgraph_expand_function): Use it.
16568 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16570 * real.c (encode_ieee_half): Define.
16571 (decode_ieee_half): Define.
16572 (ieee_half_format): Define.
16573 (arm_half_format): Define.
16574 * real.h (ieee_half_format): Declare.
16575 (arm_half_format): Declare.
16577 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16579 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16580 swapped, and reversed optabs exist before trying to use them.
16582 2009-05-15 Paul Brook <paul@codesourcery.com>
16583 Sandra Loosemore <sandra@codesourcery.com>
16585 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16586 loads. Allow PRE_DEC.
16587 (output_move_neon): Handle PRE_DEC.
16588 (arm_print_operand): Add 'A' for neon structure loads.
16589 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16590 * config/arm/neon.md (neon_mov): Update comment.
16591 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16593 (Um): New constraint.
16595 2009-05-15 Jan Hubicka <jh@suse.cz>
16597 Revert the following patch until testsuite fallout is fixed:
16598 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16599 * cgraph.h (struct inline_summary): New filed self_wize,
16600 size_inlining_benefit, self_time and time_inlining_benefit.
16601 (struct cgraph_global_info): Replace insns by time ans size fields.
16602 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16603 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16604 (ipcp_update_callgraph): Do not touch function bodies.
16605 * ipa-inline.c: Include except.h
16606 (MAX_TIME): New constant.
16607 (overall_insns): Remove
16608 (overall_size, max_benefit): New static variables.
16609 (cgraph_estimate_time_after_inlining): New function.
16610 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16611 (cgraph_clone_inlined_nodes): Update size.
16612 (cgraph_mark_inline_edge): Update size.
16613 (cgraph_estimate_growth): Use size info.
16614 (cgraph_check_inline_limits): Check size.
16615 (cgraph_default_inline_p): Likewise.
16616 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16617 (cgraph_decide_recursive_inlining): Check size.
16618 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16620 (cgraph_decide_inlining): Likewise.
16621 (cgraph_decide_inlining_incrementally): Likewise; honor
16622 PARAM_EARLY_INLINING_INSNS.
16623 (likely_eliminated_by_inlining_p): New predicate.
16624 (estimate_function_body_sizes): New function.
16625 (compute_inline_parameters): Use it.
16626 * except.c (must_not_throw_labels): New function.
16627 * except.h (must_not_throw_labels): Declare.
16628 * tree-inline.c (init_inline_once): Kill inlining_weigths
16629 * tree-ssa-structalias.c: Avoid uninitialized warning.
16630 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16631 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16632 (PARAM_INLINE_CALL_COST): Remove.
16633 (PARAM_EARLY_INLINING_INSNS): New.
16635 2009-05-15 Richard Guenther <rguenther@suse.de>
16637 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16638 not TODO_update_ssa.
16640 2009-05-15 Richard Guenther <rguenther@suse.de>
16642 PR tree-optimization/39999
16643 * gimple.h (gimple_expr_type): Use the expression type looking
16644 through useless conversions.
16645 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16646 (vn_nary_op_insert_stmt): Likewise.
16647 (simplify_binary_expression): Likewise.
16649 2009-05-15 Richard Guenther <rguenther@suse.de>
16651 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16652 New options, enabled by default.
16653 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16655 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16656 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16657 * tree-ssa-structalias.c (gate_tree_pta): New function.
16658 (pass_build_alias): Use it.
16660 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16662 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16663 recurse on an invariant address if a conversion from a pointer
16664 type to a wider integer type is involved.
16666 2009-05-15 Jan Hubicka <jh@suse.cz>
16668 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16669 * cgraph.h (struct inline_summary): New filed self_wize,
16670 size_inlining_benefit, self_time and time_inlining_benefit.
16671 (struct cgraph_global_info): Replace insns by time ans size fields.
16672 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16673 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16674 (ipcp_update_callgraph): Do not touch function bodies.
16675 * ipa-inline.c: Include except.h
16676 (MAX_TIME): New constant.
16677 (overall_insns): Remove
16678 (overall_size, max_benefit): New static variables.
16679 (cgraph_estimate_time_after_inlining): New function.
16680 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16681 (cgraph_clone_inlined_nodes): Update size.
16682 (cgraph_mark_inline_edge): Update size.
16683 (cgraph_estimate_growth): Use size info.
16684 (cgraph_check_inline_limits): Check size.
16685 (cgraph_default_inline_p): Likewise.
16686 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16687 (cgraph_decide_recursive_inlining): Check size.
16688 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16690 (cgraph_decide_inlining): Likewise.
16691 (cgraph_decide_inlining_incrementally): Likewise; honor
16692 PARAM_EARLY_INLINING_INSNS.
16693 (likely_eliminated_by_inlining_p): New predicate.
16694 (estimate_function_body_sizes): New function.
16695 (compute_inline_parameters): Use it.
16696 * except.c (must_not_throw_labels): New function.
16697 * except.h (must_not_throw_labels): Declare.
16698 * tree-inline.c (init_inline_once): Kill inlining_weigths
16699 * tree-ssa-structalias.c: Avoid uninitialized warning.
16700 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16701 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16702 (PARAM_INLINE_CALL_COST): Remove.
16703 (PARAM_EARLY_INLINING_INSNS): New.
16704 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16705 (inline-call-cost): Remove.
16706 (early-inlining-insns): New.
16708 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16710 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16712 (print_int_cst_bounds_in_octal_p): Likewise.
16713 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16715 * dwarf2out.c (base_type_die): Likewise.
16716 (is_subrange_type): Delete.
16717 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16718 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16719 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16720 if the destination type is boolean.
16721 (build_range_check): Do not special-case subtypes.
16722 (fold_sign_changed_comparison): Likewise.
16723 (fold_unary): Likewise.
16724 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16725 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16726 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16727 * tree.c (subrange_type_for_debug_p): New predicate based on the
16728 former is_subrange_type.
16729 * tree.h (subrange_type_for_debug_p): Declare.
16730 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16731 (convert_affine_scev): Remove call to above function.
16732 (chrec_convert_aggressive): Likewise.
16733 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16734 false for conversions involving subtypes.
16735 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16736 (vrp_val_min): Likewise.
16737 (needs_overflow_infinity): Likewise.
16738 (extract_range_from_unary_expr): Likewise.
16740 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16742 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16743 * config/frv/frv.c: Likewise.
16744 * config/s390/s390.c: Likewise.
16745 * config/sparc/sparc.h: Likewise.
16746 * config/i386/i386.h: Likewise.
16747 * config/i386/i386.c: Likewise.
16748 * config/crx/crx.c: Likewise.
16749 * config/m68hc11/m68hc11.h: Likewise.
16750 * config/iq2000/iq2000.c: Likewise.
16751 * config/mn10300/mn10300.h: Likewise.
16752 * config/mn10300/mn10300.c: Likewise.
16753 * config/m68k/m68k.c: Likewise.
16754 * config/rs6000/rs6000.c: Likewise.
16755 * config/rs6000/xcoff.h: Likewise.
16756 * config/rs6000/linux64.h: Likewise.
16757 * config/rs6000/sysv4.h: Likewise.
16758 * config/score/score3.c: Likewise.
16759 * config/score/score7.c: Likewise.
16760 * config/score/score.c: Likewise.
16761 * config/arm/arm.md: Likewise.
16762 * config/mips/mips.c: Likewise.
16763 * config/mips/mips.md: Likewise.
16764 * config/bfin/bfin.h: Likewise.
16765 * config/pa/pa.c: Likewise.
16766 * config/pa/constraints.md: Likewise.
16768 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16769 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16770 * config/pdp11/pdp11.h: Use memory_address_p instead.
16772 2009-05-14 Ian Lance Taylor <iant@google.com>
16774 * passes.c (finish_optimization_passes): Change i to int.
16775 * plugin.c (plugins_active_p): Change event to int.
16776 (dump_active_plugins): Likewise.
16777 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16779 * tree.c (tree_range_check_failed): Change c to unsigned int.
16780 (omp_clause_range_check_failed): Likewise.
16781 (build_common_builtin_nodes): Change mode to int. Add cast.
16782 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16783 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16785 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16786 ++ or -- with a variable of enum type.
16788 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16791 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16793 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16795 * store-motion.c: Do not include params.h
16796 * Makefile.in: Fix dependencies for various files.
16798 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16800 * auto-inc-dec.c: Fix pass description, remove apparent
16801 accidental duplication.
16803 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16805 PR middle-end/40147
16806 * ipa-utils.h (memory_identifier_string): Moved to ...
16807 * tree.h (memory_identifier_string): Here. Add GTY(()).
16809 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16811 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16812 in the former documentation of...
16813 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16814 * ira-conflicts.c (get_dup_num): Use address_operand.
16815 * targhooks.c (default_legitimate_address_p): New.
16816 * targhooks.h (default_legitimate_address_p): New.
16817 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16819 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16820 * target.h (struct target): Add legitimate_address_p.
16821 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16822 (TARGET_INITIALIZER): Include it.
16824 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16825 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16826 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16827 (TARGET_LEGITIMATE_ADDRESS_P): New.
16829 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16830 (REG_OK_STRICT_P): Delete.
16831 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16832 (frv_legitimate_address_p_1): ... this.
16833 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16834 (frv_legitimate_address_p_1): ... the renamed old
16835 frv_legitimate_address_p.
16836 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16837 (TARGET_LEGITIMATE_ADDRESS_P): New.
16839 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16840 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16841 * config/s390/s390.c (legitimate_address_p): Rename to...
16842 (s390_legitimate_address_p): ... this, make static.
16843 (legitimize_address): Adjust call.
16844 (TARGET_LEGITIMATE_ADDRESS_P): New.
16845 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16847 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16848 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16849 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16850 (TARGET_LEGITIMATE_ADDRESS_P): New.
16852 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16853 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16854 * config/spu/spu.c (spu_legitimate_address): Rename to...
16855 (spu_legitimate_address_p): ... this, make static.
16856 (TARGET_LEGITIMATE_ADDRESS_P): New.
16858 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16859 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16860 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16861 (sparc_legitimate_address_p): ... this, make static and return bool.
16862 (legitimize_address): Adjust call.
16863 (TARGET_LEGITIMATE_ADDRESS_P): New.
16865 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16866 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16867 * config/i386/i386.c (legitimate_address_p): Rename to...
16868 (ix86_legitimate_address_p): ... this, make static.
16869 (constant_address_p): Move after it, adjust call.
16870 (TARGET_LEGITIMATE_ADDRESS_P): New.
16872 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16873 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16874 * config/avr/avr.c (legitimate_address_p): Rename to...
16875 (avr_legitimate_address_p): ... this, make static.
16876 (legitimize_address): Adjust call.
16877 (TARGET_LEGITIMATE_ADDRESS_P): New.
16879 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16880 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16881 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16882 (TARGET_LEGITIMATE_ADDRESS_P): New.
16884 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16885 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16886 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16887 (TARGET_LEGITIMATE_ADDRESS_P): New.
16889 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16890 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16892 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16894 (TARGET_LEGITIMATE_ADDRESS_P): New.
16896 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16897 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16899 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16901 (m68hc11_legitimate_address_p): ... this, make static.
16902 (go_if_legitimate_address_internal): Rename to...
16903 (m68hc11_legitimate_address_p_1): ... this.
16904 (legitimize_address): Adjust call.
16905 (TARGET_LEGITIMATE_ADDRESS_P): New.
16907 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16908 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16909 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16910 (TARGET_LEGITIMATE_ADDRESS_P): New.
16912 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16913 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16914 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16915 (mn10300_legitimate_address_p): ... this, make static.
16916 (TARGET_LEGITIMATE_ADDRESS_P): New.
16918 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16919 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16920 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16921 (TARGET_LEGITIMATE_ADDRESS_P): New.
16923 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16924 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16925 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16926 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16927 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16928 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16929 (rs6000_legitimate_address_p): ... this, make static.
16930 (TARGET_LEGITIMATE_ADDRESS_P): New.
16931 (REG_MODE_OK_FOR_BASE_P): Delete.
16932 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16934 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16935 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16937 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16938 static, adjust types.
16939 (TARGET_LEGITIMATE_ADDRESS_P): New.
16941 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16942 * config/score/score.c (score_address_p): Rename to...
16943 (score_legitimate_address_p): ... this.
16944 (TARGET_LEGITIMATE_ADDRESS_P): New.
16945 * config/score/score3.c (score3_address_p): Rename to...
16946 (score3_legitimate_address_p): ... this.
16947 * config/score/score7.c (score7_address_p): Rename to...
16948 (score7_legitimate_address_p): ... this.
16950 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16951 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16952 GO_IF_LEGITIMATE_ADDRESS): Delete.
16953 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16954 thumb2_legitimate_address_p): Delete.
16955 (arm_legitimate_address_p): Rename to...
16956 (arm_legitimate_address_outer_p): ... this.
16957 * config/arm/constraints.md ("Uq"): Adjust call.
16958 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16959 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16961 (arm_legitimate_address_outer_p): ... this.
16962 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16964 (TARGET_LEGITIMATE_ADDRESS_P): New.
16966 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16967 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16968 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16969 (TARGET_LEGITIMATE_ADDRESS_P): New.
16971 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16972 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16973 * config/vax/vax.c (legitimate_address_p): Rename to...
16974 (vax_legitimate_address_p): ... this, make static.
16975 (TARGET_LEGITIMATE_ADDRESS_P): New.
16977 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16978 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16979 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16980 (TARGET_LEGITIMATE_ADDRESS_P): New.
16982 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16983 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16984 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16985 (mmix_legitimate_address_p): ... this, make static.
16986 (TARGET_LEGITIMATE_ADDRESS_P): New.
16988 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16989 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16990 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16991 (TARGET_LEGITIMATE_ADDRESS_P): New.
16993 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16995 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16996 of MODE_COMPLEX_INT.
16998 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17000 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17001 LCT_NORMAL in function call.
17002 * mips-tdump.c (print_file_desc): Add cast to enum type.
17003 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17004 (mark_stabs): Add casts to enum types.
17005 (parse_stabs_common): Add casts to enum types.
17007 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17009 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17010 Check for invalid values of LETTER.
17012 2009-05-13 Taras Glek <tglek@mozilla.com>
17014 * attribs.c (register_attribute): moved out attribute registration
17015 into register_attribute.
17016 * doc/plugins.texi: Documented register_attribute and
17018 * gcc-plugin.h: Added forward decl for register_attribute.
17019 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17020 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17021 PLUGIN_ATTRIBUTES boilerplate.
17023 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17025 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17026 values even in sentinel and empty entries.
17027 (ms_printf_flag_specs): Likewise.
17028 (ms_scanf_flag_specs): Likewise.
17029 (ms_strftime_flag_specs): Likewise.
17030 (ms_print_char_table): Likewise.
17031 (ms_scan_char_table): Likewise.
17032 (ms_time_char_table): Likewise.
17034 2009-05-13 Doug Kwan <dougkwan@google.com>
17036 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17038 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17040 * config/mips/mips.md (store): Add attributes for QI and HI.
17042 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17043 (truncdi<mode>2): ... this new pattern.
17045 2009-05-13 Brad Hards <bradh@kde.org>
17047 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17049 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17050 Ben Elliston <bje@au.ibm.com>
17052 PR middle-end/40035
17053 * dse.c (check_mem_read_rtx): Guard against width == -1.
17055 2009-05-13 Michael Matz <matz@suse.de>
17057 PR middle-end/39976
17058 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17059 (trivially_conflicts_p): New function.
17060 (insert_backedge_copies): Use it.
17062 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17064 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17065 (handle_stdc_pragma): Use new enum constant names.
17066 (handle_pragma_float_const_decimal64): Ditto.
17068 2009-05-13 Ian Lance Taylor <iant@google.com>
17070 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17073 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17075 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17076 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17078 * config/m68k/m68k.h (FL_UCLINUX): Define.
17080 2009-05-13 Jan Hubicka <jh@suse.cz>
17082 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17084 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17086 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17087 unless -fschedule-insns is specified.
17089 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17092 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17093 TARGET_EXPAND_CBRANCHDI4.
17094 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17095 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17096 (cmpeqdi): Fix comment.
17098 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17100 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17101 (sh_legitimate_address_p): Likewise.
17102 * config/sh/sh.c (sh_legitimate_index_p): New.
17103 (sh_legitimate_address_p): Likewise.
17104 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17105 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17106 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17107 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17108 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17109 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17110 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17111 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17112 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17114 2009-05-12 Jan Hubicka <jh@suse.cz>
17116 * tree-inline.c (estimate_operator_cost): Add operands;
17117 when division happens by constant, it is cheap.
17118 (estimate_num_insns): Loads and stores are not having cost of 0;
17119 EH magic stuff is cheap; when computing runtime cost of switch,
17120 use log2 base of amount of its cases; builtin_expect has cost of 0;
17121 compute cost for moving return value of call.
17122 (init_inline_once): Initialize time_based flags.
17123 * tree-inline.h (eni_weights_d): Add time_based flag.
17125 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17127 * df-core.c: Update head documentation.
17129 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17132 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17133 shadowing exisiting variable op1.
17135 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17138 * config/i386/driver-i386.c (processor_signatures): New enum.
17139 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17140 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17141 processor signature to detect geode processor.
17143 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17147 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17149 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17150 causes spurious differences between trunk and cond-optab branch.
17152 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17154 * dojump.c (compare_from_rtx): Delete.
17155 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17156 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17157 if the comparison does not satisfy the predicate; test predicates for
17158 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17159 further if one existing pattern fails.
17160 * expr.h (compare_from_rtx): Delete.
17161 (prepare_operand): Declare it.
17162 * optabs.c: Change "lib call" to "libcall" throughout.
17163 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17164 HAVE_conditional_trap, emit_cmp_insn): Delete.
17165 (can_compare_p): Delete cmp_optab case.
17166 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17167 Accept other parameters by value.
17168 (prepare_operand): Make non-static.
17169 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17170 other parameters by value. Try to widen operands here based on
17171 an optab_methods argument and looking at cbranch_optab.
17172 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17173 loop. Use cbranch_optab directly.
17174 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17175 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17177 (emit_conditional_move, emit_conditional_add): Inline what's needed
17178 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17179 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17180 with COMPARE. Move cmov_optab and cstore_optab above
17181 with cbranch_optab, move cmp_optab down with ucmp_optab,
17182 remove tst_otpab. Do not initialize trap_rtx.
17183 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17184 for trap code. Do not check HAVE_conditional_trap. Use
17185 prepare_cmp_insn. Accept no predicate for operand 3.
17186 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17187 (OTI_ctrap, ctrap_optab): New.
17188 (tst_optab): Delete.
17189 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17190 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17191 with lookup of ctrap_optab.
17192 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17194 (ctrap_optab): New.
17196 * combine.c (combine_simplify_rtx, simplify_set): Do not
17197 special case comparing against zero for cc0 machines.
17198 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17199 COMPARE on cc0 machines.
17200 (simplify_relational_operation): Return a new expression when
17201 a COMPARE could be removed.
17202 * final.c (final_scan_insn): Compare cc_status values
17203 against LHS of a (compare FOO (const_int 0)) cc0 source.
17204 Also check if cc_status.value is the full compare.
17206 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17207 (cstoreMM4): Document.
17208 (conditional_trap): Document ctrapMM4 instead.
17209 (sync_compare_and_swapMM): Refer to cbranchcc4.
17210 (Dependent Patterns): Eliminate obsolete information referring to
17211 the old jump optimization phase.
17212 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17213 of compares with 0 on cc0 machines.
17214 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17215 avoiding references to cc0. Remove text about storing operands
17217 * doc/tm.texi (Condition Codes): Include blurb on different
17218 condition code representations, separate into subsections for
17219 CC0, MODE_CC and conditional execution.
17221 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17222 alpha_emit_setcc): Accept operands and a machine mode.
17223 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17224 Get code/op0/op1 from operands, use machine mode argument
17225 instead of alpha_compare.fp_p. Emit the branch here.
17226 (alpha_emit_setcc): Likewise, and return boolean.
17227 (alpha_emit_conditional_move): Likewise. Assert that
17228 cmp_op_mode == cmp_mode, and simplify accordingly.
17229 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17230 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17231 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17233 (stack probe test): Use cbranchdi4.
17234 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17236 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17237 * config/arc/arc.h (movsicc, movsfcc): Use it.
17238 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17239 (cbranchsi4, cstoresi4): New.
17240 (cmpsi, bCC and sCC expanders): Remove.
17242 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17243 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17244 * config/arm/predicates.md (arm_comparison_operator): Only include
17245 floating-point operators if there is a hardware floating-point unit.
17246 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17247 deferring to cbranch_cc and cstore_cc respectively.
17248 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17249 cbranch_cc, cstore_cc): New.
17250 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17252 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17254 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17255 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17257 (adjust_insn_length): Adjust calls.
17258 (avr_reorg): Handle (compare (foo) (const_int 0)).
17259 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17260 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17261 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17262 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17264 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17265 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17267 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17268 (cbranchsi4, cstorebi4, cstoresi4): New.
17269 (movbisi): This insn is duplicate, split it to zero_extend.
17270 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17271 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17272 (bfin_optimize_loop): Use cbranch expander.
17273 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17274 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17275 (bfin_bimode_comparison_operator): ... this.
17276 (bfin_direct_comparison_operator): New.
17278 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17279 inside (compare FOO (const_int 0)).
17280 (cris_rtx_costs): Handle ZERO_EXTRACT.
17281 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17282 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17283 (*tstdi_v32): Delete.
17284 (*cmpdi_non_v32): Add M alternative for operand 1.
17285 (cmpsi, cmp<mode>): Make private.
17286 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17288 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17290 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17291 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17292 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17293 (cc_reg_operand): New.
17294 (any_cond): Delete.
17295 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17296 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17297 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17298 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17299 crx_expand_scond): Delete.
17301 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17303 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17304 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17306 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17307 cstoresi4, cstoresf4, cstoredf4): New.
17308 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17309 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17310 Receive the entire operands array.
17311 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17312 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17313 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17314 Get test/op0/op1 from the operands array.
17315 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17317 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17318 (h8300_expand_store): New.
17319 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17321 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17322 (h8300_expand_store): New.
17323 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17324 or do not try to produce (set (cc0) REG).
17325 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17326 change a compare into a move to a scratch register. Disable some
17327 peepholes when comparing with zero.
17328 (tstsi, tsthi, tstsi, cmpqi): Make private.
17330 (bCC, sCC): Delete.
17331 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17334 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17335 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17336 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17337 (ix86_emit_i387_log1p): Use cbranchxf2.
17338 (ix86_expand_setcc): Return void.
17339 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17340 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17341 cmp<MODEF>, cmpcc): Remove.
17342 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17343 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17344 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17345 (sCC and bCC expanders): Remove.
17346 (stack_protect_test): Use cbranchcc4.
17348 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17350 (ia64_expand_compare): Accept three rtx by reference and return void.
17351 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17352 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17353 from *expr. Update *expr with the BImode comparison to do.
17354 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17355 cmptf, bCC, sCC, conditional_trap): Delete.
17356 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17357 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17358 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17359 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17360 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17362 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17363 type of last argument.
17364 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17365 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17366 use machine mode argument instead of branch_type. Remove dead
17367 code for floating-point comparisons.
17368 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17369 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17371 (cbranchsi4, cstoresi4): New.
17372 * config/iq2000/predicates.md (reg_or_const_operand): New.
17374 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17375 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17376 (b<code>_op): Rewrite to...
17377 (bcc_op): ... this, using match_operator.
17378 (s<code>_op): Rewrite to...
17379 (scc_op): ... this, using match_operator.
17380 (s<code>_24_op): Rewrite to...
17381 (scc_op_24): ... this, using match_operator.
17382 (s<code>_<mode>): Rewrite to...
17383 (cstore<mode>4): ... this, using match_operator.
17384 (s<code>_<mode>_24): Rewrite to...
17385 (cstore<mode>4_24): ... this, using match_operator.
17386 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17387 m32c_unpend_compare, m32c_expand_scc): Delete.
17388 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17389 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17390 (m32c_expand_movcc): Change NE to EQ if necessary.
17391 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17393 * config/m32r/m32r-protos.h (gen_cond_store): New.
17394 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17395 (gen_cond_store): New, from sCC patterns.
17396 (m32r_expand_block_move): Use cbranchsi4.
17397 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17398 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17399 (cbranchsi4, cstoresi4): New.
17401 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17403 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17404 (m68hc11_notice_update_cc): Look into a compare with 0.
17405 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17407 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17408 cmphi, cmpqi, bCC): Delete.
17409 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17410 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17411 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17414 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17415 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17416 * config/m68k/constraints.md (H): New.
17417 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17418 the define_insn below.
17419 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17420 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17421 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17422 patterns): Wrap RHS with COMPARE.
17423 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17424 (*cmpdi_internal): Name this pattern.
17425 (cmpdi): Change to define_insn.
17426 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17427 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17428 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17430 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17431 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17432 (conditional_trap): Change to...
17433 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17434 (*conditional_trap): Use the ordered_comparison_operator and
17435 const1_operand predicates.
17436 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17437 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17438 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17439 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17441 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17442 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17443 (mcore_gen_compare): New.
17444 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17445 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17446 (mcore_gen_compare): ... this.
17447 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17448 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17449 (stack probe pattern): Use cbranchsi4.
17451 * config/mips/predicates.md (mips_cstore_operator): New.
17452 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17453 * config/mips/mips.md (any_cond): Delete.
17454 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17456 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17457 fixuns_truncsfdi2): Use cbranch patterns.
17458 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17459 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17460 Adjust call to mips_expand_conditional_branch.
17461 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17463 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17464 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17465 * config/mips/mips.c (cmp_operands): Delete.
17466 (mips_emit_compare): Get comparison operands from *op0/*op1.
17467 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17468 that it succeeds. Use op0/op1 instead of cmp_operands.
17469 (mips_expand_conditional_branch, mips_expand_conditional_move,
17470 mips_expand_conditional_trap): Likewise.
17471 (mips_block_move_loop): Use cbranch patterns.
17472 * config/mips/mips.h (cmp_operands): Delete.
17474 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17475 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17476 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17477 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17478 (*cmpcc_folded): Rename to...
17479 (*cmpdi_folded): this.
17480 (*cmpcc): Rename to...
17482 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17485 (cbranchdf4): New. Handle invalid comparisons here.
17486 * config/mmix/predicates.md (float_comparison_operator): New.
17488 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17489 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17490 * config/mn10300/mn10300.md (tst): Delete.
17491 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17492 Name these patterns and wrap RHS in a compare.
17493 (*cmpsi): Make this pattern private. Include tst.
17494 (*cmpsf): Make this pattern private.
17495 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17496 (compare with zero peepholes): Likewise.
17498 (cbranchsi4, cbranchsf4): New.
17499 (casesi): Use cbranchsi4.
17501 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17502 hppa_branch_type): Delete.
17503 (return_addr_rtx): Use cbranchsi4.
17504 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17505 Emit CCFPmode comparison here.
17506 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17507 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17508 hppa_branch_type): Delete.
17509 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17510 (movsicc, movdicc): Remove references to hppa_compare_op0,
17511 hppa_compare_op1 and compare_from_rtx.
17512 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17513 (casesi): Use cbranchsi4.
17515 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17516 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17517 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17518 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17519 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17521 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17522 (*branch, *branch_inverted): New.
17524 * config/picochip/picochip.md (cbranchhi4): Use
17525 ordered_comparison_operator.
17526 (cmphi, bCC): Remove.
17528 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17529 (trap_comparison_operator): Delete.
17530 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17531 rs6000_emit_cbranch): Accept mode and operands.
17532 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17533 rs6000_compare_fp_p): Delete.
17534 (rs6000_generate_compare): Accept mode and comparison. Extract code
17535 and op0/op1 from there. Replace references to rs6000_compare_op0
17536 and rs6000_compare_op1.
17537 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17538 extract result from passed operands.
17539 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17540 extract loc from passed operands.
17541 (rs6000_emit_cmove): Likewise.
17542 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17543 rs6000_compare_fp_p): Delete.
17544 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17545 (cbranch<GPR>4, cbranch<FP>4): New.
17546 (cstore<mode>4): New. Consolidate here all choices about when to use
17547 portable or specialized sCC sequences.
17548 (stack_protect_test): Use cbranchsi4.
17549 (conditional_trap): Replace with ctrap<GPR>4.
17550 (conditional trap insn): Replace trap_comparison_operator with
17551 ordered_comparison_operator.
17553 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17554 (s390_emit_prologue): Use ctrap.
17555 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17556 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17557 New predicates replacing...
17558 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17559 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17560 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17561 (add<mode>cc): Do not use s390_compare_op0/op1.
17562 (s<code>): Change to...
17563 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17564 (seq): Change to...
17565 (cstorecc4): ... this. Handle EQ or NE equally.
17566 (*sne): Un-privatize for use in cstorecc4.
17567 (b<code>): Change to...
17568 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17569 (conditional_trap): Replace with...
17570 (ctrap<GPR>4, ctrap<FP>4): ... these.
17571 (stack_protect): Use cbranchcc4.
17573 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17574 * config/score/score-protos.h (score_gen_cmp): Delete.
17575 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17576 (score_block_move-loop): Use cbranchsi4.
17577 * config/score/score.md (cbranchsi4): New.
17578 (cmpsi, bCC): Delete.
17579 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17580 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17581 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17582 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17583 * config/score/score3.h (score3_gen_cmp): Delete.
17584 * config/score/score7.h (score7_gen_cmp): Delete.
17586 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17587 (sh_emit_scc_to_t): ... this. Return void.
17588 (from_compare): Rename to...
17589 (sh_emit_compare_and_branch): ... this.
17590 (sh_emit_compare_and_set): New.
17591 (sh_expand_t_scc): Accept operands.
17592 * config/sh/predicates.md (sh_float_comparison_operator): New.
17593 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17594 (prepare_scc_operands): Rename to...
17595 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17597 (sh_emit_cheap_store_flag): New.
17598 (sh_emit_set_t_insn): New.
17599 (from_compare): Rename to...
17600 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17601 handling of TARGET_SH2E floating point to avoid recursive call.
17602 Generate branch here.
17603 (sh_emit_compare_and_set): New.
17604 (sh_expand_t_scc): Get op0/op1 from arguments.
17605 (sh_emit_cheap_store_flag): New.
17606 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17608 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17609 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17610 (movsicc, movdicc): Do nothing when it recreated operands from
17611 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17612 prepare_scc_operands (now sh_emit_scc_to_t).
17613 (udivdi3): Use cstoresi4.
17614 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17615 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17616 (cbranchint4_media, cbranchfp4_media): New.
17617 (casesi): Use cbranchdi4.
17618 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17620 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17621 (movnegt): Remove second operand.
17622 (cbranchsf4, cbranchdf4): New.
17623 (stack_protect): Use cbranchdi4/cbranchsi4.
17625 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17626 (gen_compare_reg): Accept comparison, extract part of it to...
17627 (gen_compare_reg_1): ... this.
17628 (gen_compare_operator): Delete.
17629 (gen_v9_scc): Accept separate destination, comparison code and arms.
17630 Do not use sparc_compare_op0/sparc_compare_op1.
17631 (emit_scc_insn, emit_conditional_branch_insn): New.
17632 (emit_v9_brxx): Make static. Remove useless assertion.
17633 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17635 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17636 * config/sparc/sparc-protos.h (gen_compare_reg,
17637 sparc_emit_float_lib_cmp): Adjust prototype.
17638 (emit_scc_insn, emit_conditional_branch_insn): New.
17639 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17640 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17641 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17642 iterators to the top.
17643 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17644 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17645 snedi_special_trunc): Delete.
17646 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17647 and snedi_special_trunc.
17648 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17649 cbranchdi4, cbranch<F:mode>4): New.
17650 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17651 here. Use gen_compare_reg instead of gen_compare_operator.
17652 (conditional_trap): Replace with...
17653 (ctrapsi4, ctrapdi4): ... this.
17654 (stack_protect_test): Use cbranchcc4.
17656 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17658 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17659 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17660 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17661 from operands[0] or operands[3] depending on is_set.
17662 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17663 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17664 cmpdf, bCC), sCC: Remove.
17665 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17666 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17668 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17669 spu_emit_branch_or_set.
17671 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17673 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17674 xstormy16_compare_op1): Delete.
17675 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17676 xstormy16_compare_op1): Delete.
17677 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17679 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17680 (cmphi, cmpsi, bCC): Remove.
17682 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17683 (*cmpsi): ... this one.
17684 (cbranchsi4, cstoresi4): New.
17685 (bCC expanders): Delete.
17686 (sCC insns): Fold into...
17687 (*setcc): ... this one.
17688 (casesi): Do not use gen_cmpsi and gen_bgtu.
17689 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17690 (movsicc): Simplify.
17691 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17693 * config/vax/vax-protos.h (cond_name): New.
17694 (vax_output_conditional_branch): Remove.
17695 * config/vax/vax.c (cond_name): New.
17696 (vax_output_conditional_branch): Remove.
17697 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17698 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17699 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17700 (bit<VAXint>): Wrap source with (compare).
17701 (b<code> and following unnamed pattern): Rename to *branch and
17702 *branch_reversed. Change macroization to match_operator.
17703 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17705 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17706 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17707 Change last argument to machine_mode.
17708 (xtensa_expand_scc): Add machine_mode argument.
17709 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17710 (gen_conditional_move, xtensa_expand_conditional_branch,
17711 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17712 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17713 Adjust operand numbers.
17714 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17716 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17717 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17718 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17720 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17722 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17723 causes spurious differences between trunk and cond-optab branch.
17725 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17728 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17730 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17732 * tree.c (iterative_hash_pointer): Delete.
17733 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17734 Hash UIDs and versions of SSA names. Don't special-case built-in
17735 function declarations.
17737 2009-05-11 Ian Lance Taylor <iant@google.com>
17740 * graphite.c: Force -Wc++-compat to only be a warning before
17741 #including "cloog/cloog.h".
17743 2009-05-11 Martin Jambor <mjambor@suse.cz>
17745 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17747 2009-05-11 Jan Hubicka <jh@suse.cz>
17749 * tree-ssa-loop-ivcanon.c: Include target.h
17750 (struct loop_size): new structure.
17751 (constant_after_peeling): New predicate.
17752 (tree_estimate_loop_size): New function.
17753 (estimated_unrolled_size): Rewrite for new estimates.
17754 (try_unroll_loop_completely): Use new estimates.
17755 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17757 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17759 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17760 libcpp interface change.
17761 (spu_macro_to_expand): Likewise.
17763 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17765 PR tree-optimization/40026
17766 * gimplify.c (gimplify_init_constructor): Change initial conditional
17767 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17768 optimize_compound_literals_in_ctor.
17770 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17772 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17774 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17776 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17778 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17779 HOST_WIDE_INT for gap.
17781 2009-05-11 Ira Rosen <irar@il.ibm.com>
17783 PR tree-optimization/40074
17784 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17785 account in group size and step comparison.
17787 2009-05-11 Richard Guenther <rguenther@suse.de>
17789 * passes.c (init_optimization_passes): Strip now incorrect comment.
17790 (execute_function_todo): Do not set PROP_alias.
17791 * tree-pass.h (PROP_alias): Remove.
17792 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17793 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17794 * tree-nrv.c (pass_return_slot): Likewise.
17795 * tree-object-size.c (pass_object_sizes): Likewise.
17796 * tree-ssa-dom.c (pass_dominator): Likewise.
17797 (pass_phi_only_cprop): Likewise.
17798 * tree-ssa-dse.c (pass_dse): Likewise.
17799 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17800 (pass_cselim): Likewise.
17801 * tree-ssa-pre.c (pass_pre): Likewise.
17802 (pass_fre): Likewise.
17803 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17804 * tree-ssa-sink.c (pass_sink_code): Likewise.
17805 * tree-stdarg.c (pass_stdarg): Likewise.
17806 * tree-tailcall.c (pass_tail_calls): Likewise.
17807 * tree-vrp.c (pass_vrp): Likewise.
17809 2009-05-10 Ian Lance Taylor <iant@google.com>
17811 * basic-block.h (enum profile_status): Break out of struct
17812 control_flow_graph.
17813 * cgraph.h (struct inline_summary): Break out of struct
17815 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17816 of struct cgraph_order_sort.
17817 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17818 * cse.c (struct branch_path): Break out of struct
17819 cse_basic_block_data.
17820 * except.h (enum eh_region_type): Break out of struct eh_region.
17821 * gcc.c (enum add_del): Break out of struct modify_target.
17822 * genrecog.c (enum decision_type): Break out of struct decision_test.
17823 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17825 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17826 * regmove.c (enum match_use): New enum, broken out of struct match.
17827 * sched-int.h (enum post_call_group): New enum, broken out of
17829 (struct deps_reg): Break out of struct deps.
17830 * target.h (struct asm_int_op): Break out of struct gcc_target.
17831 * tree-eh.c (struct goto_queue_node): Break out of struct
17833 * tree-inline.h (enum copy_body_cge_which): Break out of
17835 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17837 * c-decl.c (in_struct, struct_types): New static variables.
17838 (pushtag): Add loc parameter. Change all callers.
17839 (lookup_tag): Add ploc parameter. Change all callers.
17840 (check_compound_literal_type): New function.
17841 (parser_xref_tag): Add loc parameter. Change all callers. If
17842 -Wc++-compat, warn about struct/union/enum types defined within a
17844 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17845 and loc parameters. Change all callers. Change error calls to
17846 error_at, using loc. For a redefinition, if the location of the
17847 original definition is known, report it. Set in_struct and
17848 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17849 (finish_struct): Add new parameters enclosing_in_struct and
17850 enclosing_struct_types. Change all callers. Set
17851 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17852 in the struct. If in a struct, add this struct to struct_types.
17853 (start_enum): Add loc parameter. Change all callers. Use
17854 error_at for errors, using loc. For a redefinition, if the
17855 location of the original definition is known, report it. If in a
17856 struct, add this enum type to struct_types. If -Wc++-compat warn
17857 if in sizeof, typeof, or alignof.
17858 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17859 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17860 (c_parser_enum_specifier): Get enum location for start_enum.
17861 (c_parser_struct_or_union_specifier): Get struct location for
17862 start_struct. Save in_struct and struct_types status between
17863 start_struct and finish_struct.
17864 (c_parser_cast_expression): Get location of cast.
17865 (c_parser_alignof_expression): Get location of type.
17866 (c_parser_postfix_expression): Likewise.
17867 (c_parser_postfix_expression_after_paren_type): Add type_loc
17868 parameter. Change all callers. Call check_compound_literal_type.
17869 Use type_loc for error about variable size type.
17870 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17871 of an enum constant from an enum type defined in a struct or union.
17872 (c_cast_expr): Add loc parameter. Change all callers. If
17873 -Wc++-compat, warn about defining a type in a cast.
17874 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17875 (start_enum, start_struct, finish_struct): Update declarations.
17876 (parser_xref_tag, c_cast_expr): Update declarations.
17877 (check_compound_literal_type): Declare.
17879 2009-05-11 Ben Elliston <bje@au.ibm.com>
17881 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17882 for recent libcpp interface change.
17883 (rs6000_macro_to_expand): Likewise.
17885 2009-05-10 Michael Matz <matz@suse.de>
17888 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17889 not at entry of function.
17891 2009-05-10 Richard Guenther <rguenther@suse.de>
17893 PR tree-optimization/40081
17895 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17896 using the main variant of the element type. Do not fiddle with
17897 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17899 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17900 structs with volatile fields.
17902 2009-05-10 Jan Hubicka <jh@suse.cz>
17904 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17905 (estimate_move_cost): Assert that it does not get called for
17907 (estimate_num_insns): Skip VOID types in argument handling.
17908 (optimize_inline_calls): Delete unreachable blocks and verify that
17909 callgraph is valid.
17911 2009-05-10 Jan Hubicka <jh@suse.cz>
17913 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17914 * cgraph.c (cgraph_mark_address_taken_node): New function.
17915 (dump_cgraph_node): Dump new flag.
17916 * cgraph.h (struct cgraph_node): Add address_taken.
17917 (cgraph_mark_address_taken_node): New function.
17918 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17919 since new direct calls can be born.
17921 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17923 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17924 tok->val.node.node.
17926 2009-05-10 Jan Hubicka <jh@suse.cz>
17928 PR middle-end/40084
17929 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17931 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17932 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17933 * tree-inline.c (copy_bb): Set frequency correctly.
17934 (fold_marked_statements): Update call to
17935 cgraph_update_edges_for_call_stmt.
17937 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17939 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17940 identifiers in diagnostics.
17941 * config/arm/arm.c (arm_handle_fndecl_attribute,
17942 arm_handle_isr_attribute): Likewise.
17943 * config/avr/avr.c (avr_handle_progmem_attribute,
17944 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17945 * config/bfin/bfin.c (handle_int_attribute,
17946 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17947 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17948 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17950 * config/darwin.c (darwin_handle_kext_attribute,
17951 darwin_handle_weak_import_attribute): Likewise.
17952 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17953 h8300_handle_eightbit_data_attribute,
17954 h8300_handle_tiny_data_attribute): Likewise.
17955 * config/i386/i386.c (ix86_handle_cconv_attribute,
17956 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17957 * config/i386/winnt.c (ix86_handle_shared_attribute,
17958 ix86_handle_selectany_attribute): Likewise.
17959 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17960 * config/m32c/m32c.c (function_vector_handler): Likewise.
17961 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17962 m68hc11_handle_fntype_attribute): Likewise.
17963 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17964 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17965 * config/mips/mips.c (mips_insert_attributes,
17966 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17967 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17968 rs6000_handle_struct_attribute): Likewise.
17969 * config/sh/sh.c (sh_insert_attributes,
17970 sh_handle_resbank_handler_attribute,
17971 sh_handle_interrupt_handler_attribute,
17972 sh2a_handle_function_vector_handler_attribute,
17973 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17975 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17976 * config/spu/spu.c (spu_handle_fndecl_attribute,
17977 spu_handle_vector_attribute): Likewise.
17978 * config/stormy16/stormy16.c
17979 (xstormy16_handle_interrupt_attribute): Likewise.
17980 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17981 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17983 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17985 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17986 (pp_translate_identifiers): New.
17987 (pp_identifier): Only conditionally translate identifier to locale
17989 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17990 (pp_base_tree_identifier): Only conditionally translate identifier
17991 to locale character set.
17992 * c-pretty-print.c (M_): Define.
17993 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17994 fragments for conditional translation with M_.
17995 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17996 identifier translation.
17998 2009-05-10 Richard Guenther <rguenther@suse.de>
18000 PR tree-optimization/40081
18001 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18002 using the main variant of the element type. Do not fiddle with
18003 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18005 2009-05-09 Jan Hubicka <jh@suse.cz>
18007 PR middle-end/40080
18008 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18009 indirect calls; verify cgraph afterwards.
18011 2009-05-09 Jan Hubicka <jh@suse.cz>
18014 * ipa.c (update_inlined_to_pointer): New function.
18015 (cgraph_remove_unreachable_nodes): Use it.
18017 2009-05-09 Jan Hubicka <jh@suse.cz>
18019 * tree-eh.c (struct leh_state): Remove prev_try.
18020 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18021 not track prev_try.
18022 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18023 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18024 remove_eh_handler_and_replace, foreach_reachable_handler,
18025 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18026 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18027 (gen_eh_region_cleanup): Update prototype.
18029 2009-05-09 Jan Hubicka <jh@suse.cz>
18031 PR middle-end/40043
18032 * except.c (copy_eh_region): Always set prev_try.
18033 (redirect_eh_edge_to_label): Find outer try.
18034 (foreach_reachable_handler): When looking for prev try
18035 handle case where previous try is not going to be taken.
18037 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18039 PR tree-optimization/40049
18040 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18041 only vector/vector shifts, convert the type of the constant to the
18042 appropriate type to avoid building incorrect trees, which
18043 eventually have problems with garbage collection.
18045 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18047 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18048 -1 for complex floating-point types if honoring signed zeros.
18050 2009-05-08 Jan Hubicka <jh@suse.cz>
18052 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18053 argument; handle correctly when profile is absent.
18054 (build_cgraph_edges): Update.
18055 (rebuild_cgraph_edges): Update.
18056 * cgraph.c: Do not include varray.h.
18057 (cgraph_set_call_stmt_including_clones): New function.
18058 (cgraph_create_edge_including_clones): Likewise
18059 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18060 (cgraph_update_edges_for_call_stmt): Handle clones.
18061 (cgraph_remove_node): Handle clone tree.
18062 (cgraph_remove_node_and_inline_clones): New function.
18063 (dump_cgraph_node): Dump clone tree.
18064 (cgraph_clone_node): Handle clone tree.
18065 (clone_function_name): Bring here from tree-inline.c.
18066 (cgraph_create_virtual_clone): New function.
18067 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18068 (cgraph_clone_info): New function.
18069 (strut cgraph_node): Add clone_info and new clone tree pointers.
18070 (cgraph_remove_node_and_inline_clones,
18071 cgraph_set_call_stmt_including_clones,
18072 cgraph_create_edge_including_clones,
18073 cgraph_create_virtual_clone): Declare.
18074 (cgraph_function_versioning): Use VEC argument.
18075 (compute_call_stmt_bb_frequency): Update prototype.
18076 (cgraph_materialize_all_clones): New function.
18077 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18078 (ipcp_create_replace_map): Update to VECtors.
18079 (ipcp_update_callgraph): Use virtual clones.
18080 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18081 (ipcp_update_profiling): Do not update local profiling.
18082 (ipcp_insert_stage): Use VECtors and virtual clones.
18083 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18084 (clone_of_p): New function.
18085 (cgraph_preserve_function_body_p): Use clone tree.
18086 (cgraph_optimize): Materialize clones.
18087 (cgraph_function_versioning): Update for VECtors.
18088 (save_inline_function_body): Use clone tree.
18089 (cgraph_materialize_clone): New function.
18090 (cgraph_materialize_all_clones): Likewise.
18091 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18092 * ipa.c: Include gimple.h.
18093 (cgraph_remove_unreachable_nodes): Use clone tree.
18094 * ipa-prop.c (ipa_note_param_call): Update call to
18095 compute_call_stmt_bb_frequencycall.
18096 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18097 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18098 (copy_bb): Handle updating of clone tree; add new edge when new call
18100 (expand_call_inline): Be strict about every call having edge.
18101 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18102 (delete_unreachable_blocks_update_callgraph): New function.
18103 (tree_function_versioning): Use VECtors; always remove unreachable
18104 blocks and fold conditionals.
18105 * tree-inline.h: Do not include varray.h.
18106 (tree_function_versioning): Remove.
18107 * Makefile.in (GTFILES): Remove tree-inline.c
18108 * passes.c (do_per_function): Do only functions having body.
18109 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18112 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18113 Andrew Morrow <acm@google.com>
18116 * c-common.c (c_common_attribute_table): Permit deprecated
18117 attribute to take an optional argument.
18118 (handle_deprecated_attribute): If the optional argument to
18119 __attribute__((deprecated)) is not a string ignore the attribute
18120 and emit a warning.
18122 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18123 * c-typeck.c (build_component_ref): Likewise.
18124 (build_external_ref): Likewise.
18126 * toplev.c (warn_deprecated_use): Add an attribute argument.
18127 Emit the message associated with __attribute__((deprecated)).
18129 * toplev.h (warn_deprecated_use): Updated.
18131 * doc/extend.texi: Document new optional parameter to
18132 __attribute__((deprecated))
18134 2009-05-08 Michael Eager <eager@eagercon.com>
18136 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18137 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18139 2009-05-08 Richard Guenther <rguenther@suse.de>
18141 PR tree-optimization/40062
18142 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18143 Avoid exponential behavior.
18145 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18147 PR rtl-optimization/33928
18149 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18150 process_uses, build_single_def_use_links): New.
18151 (update_df): Update use_def_ref.
18152 (forward_propagate_into): Use get_def_for_use instead of use-def
18154 (fwprop_init): Call build_single_def_use_links and let it initialize
18156 (fwprop_done): Free use_def_ref.
18157 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18158 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18159 df_rd_simulate_one_insn): New.
18160 (df_rd_bb_local_compute_process_def): Update head comment.
18161 (df_chain_create_bb): Use the new RD simulation functions.
18162 * df.h (df_rd_simulate_artificial_defs_at_top,
18163 df_rd_simulate_one_insn): New.
18164 * opts.c (decode_options): Enable fwprop at -O1.
18165 * doc/invoke.texi (-fforward-propagate): Document this.
18167 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18170 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18171 and one complex operand specially.
18172 * tree-complex.c (some_nonzerop): Do not identify a real value as
18173 zero if flag_signed_zeros.
18175 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18177 PR rtl-optimization/33928
18178 * loop-invariant.c (record_use): Fix && vs. || mishap.
18180 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18182 PR rtl-optimization/33928
18183 * loop-invariant.c (struct use): Add addr_use_p.
18184 (struct def): Add n_addr_uses.
18185 (struct invariant): Add cheap_address.
18186 (create_new_invariant): Set cheap_address.
18187 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18188 (record_uses): Pass df_ref to record_use.
18189 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18192 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18194 * config/sh/sh.c: Do not include c-pragma.h.
18196 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18198 * config/spu/spu.c: Remove include of c-common.h.
18200 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18203 * c-common.h (mark_valid_location_for_stdc_pragma,
18204 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18205 clear_float_const_decimal64, float_const_decimal64_p): New.
18206 * c.opt (Wunsuffixed-float-constants): New.
18207 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18208 unsuffixed float constant, handle new warning.
18209 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18210 * c-decl.c (c_scope): New flag float_const_decimal64.
18211 (set_float_const_decimal64, clear_float_const_decimal64,
18212 float_const_decimal64_p): New.
18213 (push_scope): Set new flag.
18214 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18215 to use STDC pragmas.
18216 (c_parser_external_declaration): Ditto.
18217 (c_parser_compound_statement_nostart): Ditto.
18218 * c-pragma.c (valid_location_for_stdc_pragma,
18219 mark_valid_location_for_stdc_pragma,
18220 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18221 handle_pragma_float_const_decimal64): New.
18222 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18223 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18224 set_float_const_decimal64, clear_float_const_decimal64,
18225 float_const_decimal64_p): New dummy functions.
18226 * doc/extend.texi (Decimal Float): Remove statement that the
18227 pragma, and suffix for double constants, are not supported.
18228 * doc/invoke.texi (Warning Options): List new option.
18229 (-Wunsuffixed-float-constants): New.
18231 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18233 * config/i386/i386.c: Do not include c-common.h.
18235 2009-05-07 Mark Heffernan <meheff@google.com>
18237 * doc/invoke.texi (Debugging Options): Document change of debugging
18239 * opts.c (decode_options): Make dump_base_name relative to
18240 aux_base_name directory.
18242 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18244 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18245 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18247 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18249 * Makefile.in (install-plugin): Simplify a bit.
18251 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18253 * Makefile.in (OBJS-common): Add regcprop.o.
18255 * timevar.def (TV_CPROP_REGISTERS): New.
18256 * regrename.c (regrename_optimize): Return 0.
18257 (rest_of_handle_regrename): Delete.
18258 (pass_rename_registers): Point to regrename_optimize.
18259 (struct value_data_entry, struct value_data,
18260 kill_value_one_regno, kill_value_regno, kill_value,
18261 set_value_regno, init_value_data, kill_clobbered_value,
18262 kill_set_value, kill_autoinc_value, copy_value,
18263 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18264 replace_oldest_value_reg, replace_oldest_value_addr,
18265 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18266 debug_value_data, validate_value_data): Move...
18267 * regcprop.c: ... here.
18268 (rest_of_handle_cprop): Delete.
18269 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18271 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18273 PR middle-end/40057
18274 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18275 GEN_INT for 1 << bitnum.
18276 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18277 build_int_cst_type.
18279 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18281 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18282 Remove wrong description of "nand" operation.
18284 2009-05-06 Richard Guenther <rguenther@suse.de>
18285 Adam Nemet <anemet@caviumnetworks.com>
18287 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18288 comment. Add that if LHS is not a gimple register, then RHS1 has
18289 to be a single object (GIMPLE_SINGLE_RHS).
18291 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18293 * expr.c (get_def_for_expr): Move it up in the file.
18294 (store_field): When expanding a bit-field store, look at the
18295 defining gimple stmt for the masking conversion.
18297 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18299 PR middle-end/39986
18300 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18301 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18302 32-bit memcpy into long.
18304 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18306 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18307 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18309 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18310 instead of appending DW_OP_deref*.
18312 2009-05-06 Michael Matz <matz@suse.de>
18314 PR middle-end/40021
18315 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18316 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18318 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18320 * Makefile.in (install-plugin): Fix srcdir handling.
18322 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18324 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18325 when processing for not_regs_needed bitmap.
18326 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18327 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18328 handling it for rhs.
18330 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18332 * config/i386/i386.md (unnamed inc/dec peephole): Use
18333 optimize_insn_for_size_p instead of optimize_size.
18334 * config/i386/predicates.md (incdec_operand): Likewise.
18335 (aligned_operand): Likewise.
18336 * config/i386/sse.md (divv8sf3): Likewise.
18337 (sqrtv8sf2): Likewise.
18339 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18341 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18343 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18345 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18347 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18348 ssemodesuffixf2c with avxmodesuffixf2c.
18350 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18353 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18355 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18357 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18358 (struct tree_base): Adjust spacing for 8 bit boundaries.
18359 (struct tree_decl_common): Add decl_by_reference_flag bit.
18360 (DECL_BY_REFERENCE): Adjust.
18361 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18362 print DECL_BY_REFERENCE bit.
18363 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18364 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18365 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18366 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18369 PR middle-end/39666
18370 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18371 range of the type, but default label is missing, add it with one
18372 of the existing labels instead of adding a new label for it.
18374 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18378 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18380 * Makefile.in (enable_plugin, plugin_includedir): New.
18381 (install): Depend on install-plugin.
18382 (PLUGIN_HEADERS): New.
18383 (install-plugin): New.
18384 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18386 2009-05-05 Richard Guenther <rguenther@suse.de>
18388 PR tree-optimization/40022
18389 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18391 (phivn_valid_p): Fix tuplification error, simplify.
18392 (phiprop_insert_phi): Add dumps.
18393 (propagate_with_phi): Simplify.
18395 2009-05-05 Richard Guenther <rguenther@suse.de>
18397 PR middle-end/40023
18398 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18400 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18402 * tree.h (strip_float_extensions): Remove duplicate declaration.
18403 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18404 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18405 block_ultimate_origin): Rearrange the declarations line to match the
18406 comment that indicates the .c file which the functions are defined.
18407 (dwarf2out_*, set_decl_rtl): Add comment.
18408 (get_base_address): Adjust comment.
18409 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18410 declarations line and add comment.
18411 (is_builtin_name): Add blank after function name, for clarity.
18413 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18415 * attribs.c (decl_attributes): Use %qE for identifiers in
18417 * cgraphunit.c (verify_cgraph_node): Translate function names to
18418 locale character set in diagnostics.
18419 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18421 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18422 Document that functions are named in UTF-8.
18423 * expr.c (expand_expr_real_1): Translate function names to locale
18424 character set in diagnostics.
18425 * gimplify.c (omp_notice_variable, omp_is_private,
18426 gimplify_scan_omp_clauses): Use %qE for identifiers in
18428 * langhooks.c (lhd_print_error_function): Translate function names
18429 to locale character set.
18430 * langhooks.h (decl_printable_name): Document that return value is
18431 in internal character set.
18432 * stmt.c: Include pretty-print.h
18433 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18435 (resolve_operand_name_1): Translate named operand name to locale
18437 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18439 * toplev.c (announce_function): Translate function names to locale
18441 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18442 (default_tree_printer): Use pp_identifier or translate identifiers
18443 to locale character set. Mark "<anonymous>" for translation.
18444 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18445 for identifiers in diagnostics.
18446 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18448 * varasm.c (output_constructor): Use %qE for identifiers in
18451 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18453 * configure.ac: use ` ` instead of $()
18454 * configure: Regenerate.
18456 2009-05-05 Ben Elliston <bje@au.ibm.com>
18458 * config/pa/linux-atomic.c: Eliminate conditional include of
18459 errno.h on non-LP64 systems to simplify build requirements.
18461 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18463 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18465 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18466 and pass value to identifier_to_locale.
18467 (warn_variable_length_array): Make name a tree.
18468 (grokdeclarator): Separate diagnostic texts for named and unnamed
18469 declarators. Use %qE for named declarators.
18470 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18472 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18473 identifiers in diagnostics.
18474 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18475 identifier_to_locale. Mark "anonymous" strings for translation.
18477 2009-05-04 Michael Eager <eager@eagercon.com>
18479 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18480 address for DImode/DFmode only if double-precision FP regs.
18482 2009-05-04 Michael Eager <eager@eagercon.com>
18484 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18485 TARGET_SINGLE_FLOAT check.
18487 2009-05-04 Michael Eager <eager@eagercon.com>
18489 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18491 2009-05-04 Michael Eager <eager@eagercon.com>
18493 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18494 * config/rs6000/t-xilinx: New
18496 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18498 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18499 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18500 * gcc/explow.c (memory_address): Use target hook.
18501 * gcc/targhooks.c (default_legitimize_address): New.
18502 * gcc/targhooks.h (default_legitimize_address): New.
18503 * gcc/target.h (legitimize_address): New.
18504 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18505 (TARGET_INITIALIZER): Include it.
18506 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18508 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18509 * config/bfin/bfin.c (legitimize_address): Remove.
18510 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18511 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18513 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18514 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18516 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18517 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18518 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18519 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18520 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18521 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18522 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18523 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18524 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18525 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18526 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18527 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18528 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18529 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18530 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18531 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18532 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18533 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18534 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18535 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18536 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18537 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18538 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18540 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18541 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18542 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18543 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18544 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18545 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18546 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18547 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18548 (thumb_legitimize_address): Delete.
18549 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18550 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18551 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18552 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18553 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18554 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18556 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18559 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18560 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18561 * config/m32r/m32r.c (m32r_legitimize_address): New.
18562 * config/m68k/m68k.c (m68k_legitimize_address): New.
18563 * config/score/score.c (score_legitimize_address): Standardize.
18564 * config/score/score3.c (score3_legitimize_address): Standardize.
18565 * config/score/score3.h (score3_legitimize_address): Adjust.
18566 * config/score/score7.c (score7_legitimize_address): Standardize.
18567 * config/score/score7.h (score7_legitimize_address): Adjust.
18568 * config/sh/sh.c (sh_legitimize_address): New.
18569 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18571 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18572 (s390_legitimize_address): ... this.
18573 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18574 (sparc_legitimize_address): ... this.
18575 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18576 (ix86_legitimize_address): ... this.
18577 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18578 (avr_legitimize_address): ... this.
18579 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18580 (mn10300_legitimize_address): ... this.
18581 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18582 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18583 (alpha_expand_mov): Adjust call.
18585 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18586 * config/spu/spu.c (spu_legitimize_address): Likewise.
18587 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18588 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18590 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18592 * intl.c (locale_encoding, locale_utf8): New.
18593 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18594 * intl.h (locale_encoding, locale_utf8): Declare.
18595 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18596 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18598 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18600 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18601 (pp_base_tree_identifier): Declare as function.
18602 (identifier_to_locale): Declare.
18603 * Makefile.in (pretty-print.o): Update dependencies.
18604 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18606 2009-05-04 Richard Guenther <rguenther@suse.de>
18608 PR middle-end/40015
18609 * builtins.c (fold_builtin_memory_op): Do not decay to element
18610 type if the size matches the whole array.
18612 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18614 * expmed.c (synth_mult): When trying out a shift, pass the result
18617 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18619 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18620 (shiftsub1_cost): New.
18621 (init_expmed): Compute shiftsub1_cost.
18622 (synth_mult): Optimize multiplications by constants of the form
18623 -(2^^m-1) for some constant positive integer m.
18625 2009-05-03 Richard Guenther <rguenther@suse.de>
18628 * c-typeck.c (array_to_pointer_conversion): Do not built
18629 ADDR_EXPRs of arrays of pointer-to-element type.
18630 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18631 up wrong ADDR_EXPRs after-the-fact.
18632 * c-common.c (strict_aliasing_warning): Strip pointer
18633 conversions for obtaining the original type.
18634 * builtins.c (fold_builtin_memset): Handle array types.
18635 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18638 2009-05-03 Richard Guenther <rguenther@suse.de>
18640 PR middle-end/23329
18641 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18642 Do not lose casts from array types with unknown extent to array
18643 types with known extent.
18644 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18645 alias set compatibility.
18647 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18649 * flags.h (extra_warnings): Delete.
18650 * toplev.c (process_options): Handle Wuninitialized here.
18651 * opts.c (extra_warnings): Delete.
18652 (set_Wextra): Delete.
18653 (common_handle_option): -Wextra can be handled automatically.
18654 * c-opts.c (c_common_handle_option): Delete obsolete code.
18655 (c_common_post_options): Simplify comment.
18656 * common.opt (W): Add Var.
18658 (Wuninitialized): Initialize to -1.
18660 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18661 Richard Guenther <rguenther@suse.de>
18663 * expr.c (get_def_for_expr): New function.
18664 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18665 SSA rather than trees.
18666 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18667 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18669 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18671 * c-common.c (reswords): Add _Imaginary.
18672 * c-common.c (enum rid): Add RID_IMAGINARY.
18674 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18676 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18677 Patch by Richard Guenther.
18679 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18681 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18682 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18683 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18684 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18685 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18686 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18687 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18688 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18689 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18690 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18691 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18692 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18693 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18694 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18695 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18696 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18697 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18698 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18700 2009-05-02 Richard Guenther <rguenther@suse.de>
18702 PR tree-optimization/39940
18703 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18706 2009-05-02 Richard Guenther <rguenther@suse.de>
18708 PR middle-end/40001
18709 * tree-ssa.c (execute_update_addresses_taken): Properly check
18710 if we can mark a variable DECL_GIMPLE_REG_P.
18711 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18712 back to the end of the function.
18713 (is_gimple_reg_type): Remove complex type special casing.
18714 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18717 2009-05-02 Ben Elliston <bje@au.ibm.com>
18719 * doc/collect2.texi (Collect2): Document search path behaviour
18720 when configured with --with-ld.
18722 2009-05-02 Jan Hubicka <jh@suse.cz>
18724 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18725 parameter; update callers.
18726 (coalesce_cost_edge): EH edges are costier because they needs
18727 splitting even if not critical and even more costier when there are
18728 multiple EH predecestors.
18730 2009-05-02 Jan Hubicka <jh@suse.cz>
18732 * except.c (remove_eh_handler_and_replace): Handle updating after
18733 removing TRY blocks.
18735 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18737 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18739 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18741 * varasm.c: Do not include c-pragma.h.
18742 * attribs.c: Do not incude c-common.h.
18744 2009-05-01 Michael Matz <matz@suse.de>
18746 * calls.c (initialize_argument_information): Handle SSA names like
18747 decls with a non MEM_P DECL_RTL.
18749 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18751 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18752 * ipa-utils.c: Likewise.
18753 * ipa-type-escape.c: Likewise.
18754 * cgraphunit.c Do not include c-common.h.
18755 * ipa-pure-const.c: Likewise.
18756 * tree-if-conv.c: Likewise.
18757 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18758 * ipa-struct-reorg.c: Likewise.
18759 * tree-nomudflap.c: Likewise.
18760 * tree-ssa-structalias.c: Likewise.
18762 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18764 * store-motion.c: Many cleanups to make this pass a first-class
18765 citizen instead of an appendix to gcse load motion. Add TODO list
18766 to make this pass faster/cleaner/better.
18768 (struct ls_expr): Post gcse.c-split cleanups.
18769 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18770 "stores" field to "avail_stores".
18771 (pre_ldst_mems): Rename to store_motion_mems.
18772 (pre_ldst_table): Rename to store_motion_mems_table.
18773 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18774 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18775 (ldst_entry): Rename to st_expr_entry, update users.
18776 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18777 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18778 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18780 (first_ls_expr): Rename to first_st_expr, update users.
18781 (next_ls_expr): Rename to next_st_expr, update users.
18782 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18783 fields properly for store motion instead of names inherited from load
18785 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18786 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18789 (ae_kill): Rename to st_kill, update users.
18790 (ae_gen): Rename to st_avloc, update users.
18791 (transp): Rename to st_transp, update users.
18792 (pre_insert_map): Rename to st_insert_map, update users.
18793 (pre_delete_map): Rename to st_delete_map, update users.
18794 (insert_store, build_store_vectors, free_store_memory,
18795 one_store_motion_pass): Update for abovementioned changes.
18797 (gcse_subst_count, gcse_create_count): Remove.
18798 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18799 and "n_stores_created", local variables.
18801 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18804 (regvec, compute_store_table_current_insn): Remove.
18805 (reg_set_info, reg_clear_last_set): Remove.
18806 (compute_store_table): Use DF caches instead of local dataflow
18809 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18811 * c-objc-common.c (c_tree_printer): Print identifiers with
18812 pp_identifier, not pp_string. Mark "({anonymous})" for
18814 * c-pretty-print.c (pp_c_ws_string): New.
18815 (pp_c_cv_qualifier, pp_c_type_specifier,
18816 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18817 pp_c_storage_class_specifier, pp_c_function_specifier,
18818 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18819 pp_c_primary_expression, pp_c_postfix_expression,
18820 pp_c_unary_expression, pp_c_shift_expression,
18821 pp_c_relational_expression, pp_c_equality_expression,
18822 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18823 use pp_string and pp_c_ws_string in place of pp_identifier and
18824 pp_c_identifier for non-identifiers. Mark English strings for
18826 * c-pretty-print.h (pp_c_ws_string): Declare.
18828 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18829 Roland McGrath <roland@redhat.com>
18831 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18832 (ENABLE_LD_BUILDID): New configuration option.
18833 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18834 (LINK_BUILDID_SPEC): New macro.
18835 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18837 * doc/install.texi: Document --enable-linker-build-id option.
18838 * configure: Rebuild.
18839 * config.in: Rebuild.
18841 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18843 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18844 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18845 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18846 MIPS_GP_SAVE_AREA_SIZE.
18847 * config/mips/mips.c (struct mips_frame_info): Update comment
18848 before arg_pointer_offset and hard_frame_pointer_offset.
18849 (mips_compute_frame_info): Update diagram before function: to
18850 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18851 indicate the position of frame_pointer_rtx with -fstack-protector and
18852 to show args_size. Don't allocate cprestore area for leaf functions
18853 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18855 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18857 2009-04-30 Michael Matz <matz@suse.de>
18859 PR tree-optimization/39955
18860 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18862 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18864 * ira.c (setup_cover_and_important_classes): Use safe macro
18865 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18867 * genpreds.c (write_tm_preds_h): Output suitable definition of
18868 REG_CLASS_FOR_CONSTRAINT.
18870 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18872 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18874 * bitmap.c (bitmap_descriptor): Likewise.
18875 * ggc-common.c (loc_descriptor): Likewise.
18876 * varray.c (varray_descriptor): Likewise.
18877 * vec.c (vec_descriptor): Likewise.
18879 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18881 * Makefile.in (dce.o): Add $(EXCEPT_H).
18882 * dce.c: Include except.h and delete redundant vector definitions.
18883 (deletable_insn_p): Return false for non-call insns that can throw
18886 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18888 * gcse.c (ae_gen): Remove.
18889 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18890 and make non-static function to make it available in store-motion.c.
18891 Update call sites with search-and-replace.
18892 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18893 extract_mentioned_regs, extract_mentioned_regs_helper,
18894 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18895 store_killed_in_insn, store_killed_after, store_killed_before,
18896 build_store_vectors, insert_insn_start_basic_block, insert-store,
18897 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18898 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18899 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18900 * store-motion.c: ...new file. Also copy data structures from gcse.c
18901 and clean up to remove parts not used by store motion.
18902 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18903 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18905 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18908 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18909 when optimizing for size.
18911 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18913 * gcse.c (gcse_constant_p): Fix typo in last change.
18915 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18917 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18919 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18921 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18923 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18925 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18926 CONST_HIGH_PART result.
18928 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18930 * config/avr/avr.c (initial_elimination_offset): Rename to
18931 avr_initial_elimination_offset.
18932 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18933 change return type to bool.
18934 (avr_can_eliminate): New function.
18935 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18936 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18937 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18938 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18939 avr_initial_elimination_offset.
18940 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18941 (avr_initial_elimination_offset): Define.
18943 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18944 Steven Bosscher <steven@gcc.gnu.org>
18946 PR rtl-optimization/39938
18947 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18948 * cfgrtl.c: Include insn-attr.h.
18949 (rest_of_pass_free_cfg): New function.
18950 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18951 * resource.c (init_resource_info): Remove call to df_analyze.
18953 2009-04-29 Richard Guenther <rguenther@suse.de>
18956 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18957 allow conversion to signed integers.
18959 2009-04-29 Richard Guenther <rguenther@suse.de>
18961 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18962 shifts of floating point vectors if the shift amount is
18963 a constant multiple of the element size.
18965 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18966 Michael Matz <matz@suse.de>
18968 PR middle-end/39927
18970 * tree-outof-ssa.c (emit_partition_copy): New function.
18971 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18972 insert_part_to_rtx_on_edge): Perform the partition base var
18973 copy using emit_partition_copy.
18974 (insert_value_copy_on_edge): Convert constants to the right mode.
18975 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18976 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18978 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18980 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18981 scan backwards to try to find a constant to initialize it.
18983 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18984 insn before the loop_end instruction, don't look past labels.
18986 2009-04-29 Richard Guenther <rguenther@suse.de>
18988 PR middle-end/39937
18989 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18990 loose type conversions.
18991 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18992 stmts only if there are no uses of its definition.
18994 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18996 * config/bfin/bfin.h (splitting_loops): Declare.
18997 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18998 Reorder bit definitions to be ascending.
18999 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19000 * config/bfin/bfin.c (splitting_loops): New variable.
19001 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19002 (struct loop_info): Remove members INIT and LOOP_INIT.
19003 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19004 the LSETUP sequence. Allow LC to be loaded from any register, but
19005 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19006 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19008 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19009 of reload_completed.
19012 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19014 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19016 * Makefile.in (PLUGIN_VERSION_H): New.
19017 (OBJS-common): Remove plugin-version.o.
19018 (plugin.o): Depend on (PLUGIN_VERSION_H).
19019 (plugin-version.o): Remove.
19020 * configure: Regenerate
19021 * configure.ac: Create plugin-version.h.
19022 * gcc-plugin.h (plugin_gcc_version): Remove.
19023 (plugin_default_version_check): Change signature.
19024 * plugin-version.c: Remove.
19025 * plugin.c: Include plugin-version.h.
19026 (str_plugin_gcc_version_name): Remove.
19027 (try_init_one_plugin): Pass gcc version to plugin_init.
19028 (plugin_default_version_check): Both gcc and plugin versions are now
19031 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19033 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19034 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19035 Remove special case testing for last insn of inner loops. Don't fail
19036 if the loop ends with a jump, emit an extra nop instead.
19038 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19039 DREGS rather than comparing directly. Remove code that tries to
19040 account for latencies.
19042 2009-04-29 Richard Guenther <rguenther@suse.de>
19044 PR tree-optimization/39941
19045 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19046 eliminating an indirect call.
19048 2009-04-29 Richard Guenther <rguenther@suse.de>
19050 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19051 parameter. Allow invariants as base if !require_lvalue.
19052 (verify_gimple_assign_single): Adjust.
19054 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19056 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19057 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19058 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19059 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19060 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19062 * config/bfin/bfin.c (bfin_expand_builtin,
19063 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19065 2009-04-28 Richard Guenther <rguenther@suse.de>
19067 * tree-vect-loop.c (get_initial_def_for_induction): Use
19068 correct types for pointer increment.
19070 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19072 * toplev.c (print_version): Update GMP version string calculation.
19074 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19076 PR rtl-optimization/39938
19077 * resource.c (init_resource_info): Add call to df_analyze.
19079 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19081 * config/alpha/alpha.md (usegp): Cast the result of
19082 alpha_find_lo_sum_using_gp to enum attr_usegp.
19083 * config/alpha/alpha.c (override_options): Remove end-of-structure
19084 marker element from cpu_table. Use array size of cpu_table to handle
19085 -mcpu and -mtune options.
19086 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19088 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19090 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19091 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19092 tune_32 and tune_64.
19093 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19094 support on PowerPC.
19095 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19096 * config/rs6000/option-defaults.h: ... here. New file.
19097 (OPT_64, OPT_32): Define.
19098 (MASK_64BIT): Define to 0 if not already defined.
19099 (OPT_ARCH64, OPT_ARCH32): Define.
19100 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19103 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19105 * config/arm/arm.c (arm_override_options): Emit error on using
19108 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19110 PR rtl-optimization/39914
19111 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19112 registers for allocnos created from user-defined variables only
19113 when not optimizing.
19115 2009-04-28 Richard Guenther <rguenther@suse.de>
19117 PR middle-end/39937
19118 * fold-const.c (fold_binary): Use distribute_real_division only
19121 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19123 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19124 add hpux-stdint.h to tm_file.
19125 (hppa[12]*-*-hpux11*): Ditto.
19126 (ia64*-*-hpux*): Ditto.
19127 * config/hpux-stdint.h: New.
19128 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19129 __STDC_EXT__ for all compiles.
19130 * config/pa/pa-hpux.h: Ditto.
19131 * config/pa/pa-hpux10.h: Ditto.
19132 * config/pa/pa-hpux11.h: Ditto.
19134 2009-04-28 Catherine Moore <clm@codesourcery.com>
19136 * debug.h (set_name): Add comment.
19138 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19141 * config/darwin.c (machopic_gen_offset): Check
19142 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19143 * config/arm/arm.c (require_pic_register): Likewise.
19145 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19147 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19148 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19149 m32c_promote_prototypes): Delete.
19151 2009-04-28 Michael Matz <matz@suse.de>
19153 PR middle-end/39922
19154 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19157 2009-04-28 Richard Guenther <rguenther@suse.de>
19159 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19161 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19163 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19164 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19165 * config/arm/arm-tune.md: Regenerate.
19167 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19169 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19170 block if there are complex incoming edges.
19171 (sel_merge_blocks): Remove useless assert.
19172 (sel_redirect_edge_and_branch): Check that edge was redirected.
19173 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19174 (sel_find_rgns): Delete declaration.
19175 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19176 the region when it is not a preheader.
19178 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19181 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19183 2009-04-28 Richard Guenther <rguenther@suse.de>
19185 * tree.h (SSA_NAME_VALUE): Remove.
19186 (struct tree_ssa_name): Remove value_handle member.
19187 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19188 array for jump threading.
19189 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19191 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19192 * tree-flow.h (threadedge_initialize_values): Declare.
19193 (threadedge_finalize_values): Likewise.
19194 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19195 (SSA_NAME_VALUE): Define.
19196 (threadedge_initialize_values): New function.
19197 (threadedge_finalize_values): Likewise.
19198 * tree-ssa-dom.c (ssa_name_values): New global variable.
19199 (SSA_NAME_VALUE): Define.
19200 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19202 2009-04-28 Ira Rosen <irar@il.ibm.com>
19204 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19205 Use REPORT_VECTORIZED_LOCATIONS instead
19206 REPORT_VECTORIZED_LOOPS.
19207 * tree-vectorizer.c (vect_verbosity_level): Make static.
19208 (vect_loop_location): Rename to vect_location.
19209 (vect_set_verbosity_level): Update comment.
19210 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19212 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19213 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19214 instead REPORT_UNVECTORIZED_LOOPS.
19215 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19216 and vect_loop_def to vect_external_def and vect_internal_def.
19217 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19218 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19219 REPORT_UNVECTORIZED_LOCATIONS.
19220 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19221 and vect_used_in_loop and to vect_unused_in_scope and
19222 vect_used_in_scope.
19223 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19224 (vect_verbosity_level): Remove declaration.
19225 (vect_analyze_operations): Likewise.
19226 (vect_analyze_stmt): Declare.
19227 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19228 REPORT_UNVECTORIZED_LOCATIONS.
19229 (vect_get_loop_niters): Fix indentation.
19230 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19231 (vect_analyze_loop_operations): New function.
19232 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19233 vect_analyze_operations.
19234 (vect_is_simple_reduction): Use new names.
19235 (vectorizable_live_operation, vect_transform_loop): Likewise.
19236 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19237 to specify whether the data references can be a part of interleaving
19239 (vect_analyze_data_ref_dependence): Use new names.
19240 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19241 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19242 * tree-vect-patterns.c (widened_name_p): Use new names.
19243 (vect_recog_dot_prod_pattern): Likewise.
19244 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19245 (process_use, vect_mark_stmts_to_be_vectorized,
19246 vect_model_simple_cost, vect_model_store_cost,
19247 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19248 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19249 vectorizable_operation, vectorizable_type_demotion,
19250 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19251 vectorizable_condition): Likewise.
19252 (vect_analyze_operations): Split into vect_analyze_loop_operations
19254 (vect_analyze_stmt): ... new function.
19255 (new_stmt_vec_info): Use new names.
19256 (vect_is_simple_use): Use new names and fix comment.
19257 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19258 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19260 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19263 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19264 and integer modes for x87 operands. Do not ICE for unsupported size,
19265 generate error instead. Generate error for unsupported operand types.
19266 ['z']: Do not handle HImode memory operands specially. Warning
19267 for floating-point operands. Fallthru to 'Z' for unsupported operand
19268 types. Do not ICE for unsupported size, generate error instead.
19269 (output_387_binary_op): Use %Z to output operands.
19270 (output_fp_compare): Ditto.
19271 (output_387_reg_move): Ditto.
19273 2009-04-28 Ben Elliston <bje@au.ibm.com>
19278 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19280 * builtins.c (c_strlen): Do not warn here.
19281 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19282 * c-common.c (pointer_int_sum): Take an explicit location.
19283 Warn about offsets out of bounds.
19284 * c-common.h (pointer_int_sum): Adjust declaration.
19286 2009-04-27 Ian Lance Taylor <iant@google.com>
19288 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19290 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19291 * df-core.c (df_set_flags): Change return type to int. Change
19292 type of old_flags to int.
19293 (df_clear_flags): Likewise.
19294 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19295 (df_get_conditional_uses): Likewise.
19296 * df.h (df_set_flags, df_clear_flags): Update declarations.
19297 * dwarf2out.c (struct indirect_string_node): Change type of form
19298 field to enum dwarf_form.
19299 (AT_string_form): Change return type to enum dwarf_form.
19300 * fixed-value.c (fixed_compare): Add cast to enum type.
19301 * fwprop.c (update_df): Change 0 to VOIDmode.
19302 * gensupport.c: Change 0 to UNKNOWN.
19303 * gimple.h (gimple_cond_code): Add cast to enum type.
19304 * haifa-sched.c (reemit_notes): Add cast to enum type.
19305 * hooks.c (hook_int_void_no_regs): Remove function.
19306 * hooks.h (hook_int_void_no_regs): Remove declaration.
19307 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19308 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19309 * real.c (real_arithmetic): Add cast to enum type.
19310 (real_compare): Likewise.
19311 * target.h (struct gcc_target): Change return type of
19312 branch_target_register_class to enum reg_class.
19313 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19314 default_branch_target_register_class.
19315 * targhooks.c (default_branch_target_register_class): New function.
19316 * targhooks.h (default_branch_target_register_class): Declare.
19317 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19318 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19320 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19322 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19323 vect_uninitialized_def. Change 0 to ERROR_MARK.
19324 * tree-vect-stmts.c (supportable_widening_operation): Don't
19325 initialize icode1 and icode2.
19326 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19327 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19329 (cmn_err_flag_specs): Change 0 to STD_C89.
19330 (cmn_err_char_table): Likewise.
19331 * config/arm/arm.c (get_arm_condition_code): Change type of code
19332 to enum arm_cond_code.
19333 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19334 (IWMMXT_BUILTIN2): Likewise.
19335 (neon_builtin_type_bits): Don't define typedef.
19336 (neon_builtin_datum): Change type of bits field to int.
19337 (arm_expand_neon_args): Add cast to enum type.
19338 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19340 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19341 casts to enum type.
19342 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19344 * config/mips/mips.md (jal_macro): Return enum constant.
19345 (single_insn): Likewise.
19346 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19348 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19349 casts to enum type.
19350 * config/s390/s390.c (s390_tune_flags): Change type to int.
19351 (s390_arch_flags): Likewise.
19352 (s390_handle_arch_option): Change flags field of struct pta to int.
19353 * config/s390/s390.h (s390_tune_flags): Update declaration.
19354 (s390_arch_flags): Likewise.
19355 * config/sh/sh.c (prepare_move_operands): Compare
19356 tls_symbolic_operand result with enum constant.
19357 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19358 (sh_expand_prologue): Add cast to enum type.
19359 (sh_expand_epilogue): Likewise.
19360 (tls_symbolic_operand): Change return type to enum tls_model.
19361 (fpscr_set_from_mem): Add cast to enum type.
19362 (legitimize_pic_address): Compare tls_symbolic_operand result with
19364 (sh_target_reg_class): Change return type to enum reg_class.
19365 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19367 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19368 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19369 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19370 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19371 (delayed_branch, tls_call_delay): Likewise.
19372 (eligible_for_sibcall_delay): Likewise.
19373 (eligible_for_return_delay): Likewise.
19374 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19375 (spu_expand_builtin_1): Likewise.
19377 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19378 for all types of conversions.
19379 (output_init_element): Issue -Wc++-compat warning if needed when
19380 initializing a bitfield with enum type.
19381 * c-parser.c (c_parser_expression): Set original_type to
19382 original_type of right hand operand of comma operator.
19384 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19386 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19388 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19389 * doc/cpp.texi (Standard Predefined Macros)
19390 (Implementation-defined behavior): Likewise.
19391 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19392 * doc/gimple.texi (GIMPLE Exception Handling)
19393 (@code{GIMPLE_ASSIGN}): Likewise.
19394 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19395 * doc/invoke.texi (Warning Options, Optimize Options)
19396 (AVR Options, Darwin Options): Likewise.
19397 (Optimize Options): Reformulate -fwhole-program description.
19398 * doc/loop.texi (Lambda): Likewise.
19399 * doc/md.texi (Output Template, Define Constraints)
19400 (Standard Names, Insn Splitting): Likewise.
19401 * doc/options.texi (Option properties): Likewise.
19402 * doc/passes.texi (Tree-SSA passes): Likewise.
19403 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19404 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19405 (File Names and DBX): Likewise.
19406 * doc/trouble.texi (Incompatibilities): Likewise.
19408 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19410 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19411 instruction is correct.
19413 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19415 Allow non-constant arguments to conversion intrinsics.
19416 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19417 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19418 * spu.c (print_operand): Handle 'v' and 'w'.
19419 (exp2_immediate_p, spu_gen_exp2): Define.
19420 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19421 spu_convtf_1): Update parameter descriptions.
19422 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19423 * constraints.md ('v', 'w'): New.
19424 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19426 (i2f, I2F): New define_mode_attr.
19427 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19428 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19429 fixuns_truncv4sfv4si2): Update to use mode attribute.
19430 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19431 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19432 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19433 patterns for combine.
19435 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19437 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19438 (cprop, hoist, pre, store_motion): New debug counters.
19439 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19440 is not an RTL pass anymore.
19441 (pass_profiling): Remove extern decl for pass removed in 2005.
19442 (pass_gcse, pass_jump_bypass): Remove.
19443 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19444 to 0 for clean state.
19445 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19446 * cse.c (gate_handle_cse_after_global_opts,
19447 rest_of_handle_cse_after_global_opts): New functions.
19448 (pass_cse_after_global_opts): New pass, does local CSE.
19449 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19450 (TV_CPROP): New timevar.
19451 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19452 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19453 (gcse_main, recompute_all_luids): Remove.
19454 (compute_hash_table_work): Call max_reg_num instead of reading
19456 (cprop_jump): Don't set run_jump_opt_after_gcse.
19457 (constprop_register): Always allow to alter jumps.
19458 (cprop_insn): Likewise.
19459 (do_local_cprop): Likewise.
19460 (local_cprop_pass): Likewise. Return non-zero if something changed.
19461 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19462 (find_implicit_sets): Add note about missed optimization opportunity.
19463 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19464 pass_rtl_cprop execute function.
19465 Don't bother tracking the pass number, each pass gets its own dumpfile
19467 Always allow to alter jumpsand bypass jumps.
19468 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19469 will just find no suitable set.
19470 (pre_edge_insert): Fix dumping, this function is for PRE only.
19471 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19472 pass_rtl_pre execute function.
19473 (hoist_code): Return non-zero if something changed. Keep track of
19474 substitutions and insertions for statistics gathering similar to PRE.
19475 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19476 called from the pass_rtl_hoist execute function. Show pass statistics.
19477 (compute_store_table): Use max_reg_num directly instead of using the
19478 formerly global max_gcse_regno.
19479 (build_store_vectors): Likewise.
19480 (replace_store_insn): Fix dumping.
19481 (store_motion): Rename to ...
19482 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19483 pass, called from the pass_rtl_store_motion execute function. Keep
19484 track of substitutions and insertions for statistics gathering similar
19486 (bypass_jumps): Remove, fold interesting bits into ...
19487 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19488 from the pass_rtl_cprop execute function.
19489 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19490 pass_jump_bypass): Remove.
19491 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19492 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19493 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19494 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19495 (gate_rtl_store_motion, execute_rtl_store_motion,
19496 pass_rtl_store_motion): New.
19497 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19498 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19499 * passes.c (init_optimization_passes): Remove pass_gcse and
19500 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19501 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19502 instead of pass_jump_bypass.
19504 2009-04-27 Richard Guenther <rguenther@suse.de>
19506 PR middle-end/39928
19507 * gimplify.c (gimplify_expr): If we are required to create
19508 a temporary make sure it ends up as register.
19510 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19513 * config/i386/i386.c (construct_container): Don't call
19514 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19515 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19517 2009-04-27 Michael Matz <matz@suse.de>
19519 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19520 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19521 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19522 (dump_replaceable_exprs): Take a bitmap.
19523 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19525 (expand_gimple_basic_block): Likewise.
19526 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19527 replaceable_expressions member a bitmap.
19528 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19529 (mark_replaceable): Likewise.
19530 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19531 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19533 2009-04-27 Richard Guenther <rguenther@suse.de>
19535 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19536 (verify_stmts): Dispatch to gimple/type verification code.
19537 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19538 issue with call argument types.
19540 2009-04-27 Michael Matz <matz@suse.de>
19542 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19543 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19546 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19547 Eric Botcazou <ebotcazou@adacore.com>
19549 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19550 a label's basic block.
19551 (mark_target_live_regs): Tidy and rework obsolete comments.
19552 Change back DF problem to LIVE. If a label starts a basic block,
19553 assume that all registers that used to be live then still are.
19554 (init_resource_info): If a label starts a basic block, set its
19555 BLOCK_FOR_INSN accordingly.
19556 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19558 2009-04-27 Richard Guenther <rguenther@suse.de>
19560 * tree-flow-inline.h (function_ann): Remove.
19561 (get_function_ann): Likewise.
19562 * tree-dfa.c (create_function_ann): Remove.
19563 * tree-flow.h (struct static_var_ann_d): Remove.
19564 (struct function_ann_d): Likewise.
19565 (union tree_ann_d): Remove fdecl member.
19566 (function_ann_t): Remove.
19567 (function_ann, get_function_ann, create_function_ann): Remove
19570 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19572 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19574 2009-04-27 Jan Hubicka <jh@suse.cz>
19576 * ipa-pure-const.c (struct funct_state_d): New fields
19577 state_previously_known, looping_previously_known; remove
19578 state_set_in_source.
19579 (analyze_function): Use new fields.
19580 (propagate): Avoid assumption that state_set_in_source imply
19583 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19584 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19585 * cfgloop.h (finite_loop_p): Declare.
19587 2009-04-26 Michael Matz <matz@suse.de>
19589 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19591 2009-04-26 Michael Matz <matz@suse.de>
19593 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19594 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19595 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19596 pass_mark_used_blocks): Remove.
19597 * tree-optimize.c (pass_free_datastructures,
19598 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19599 * passes.c (init_optimization_passes): Don't call
19600 pass_mark_used_blocks, remove dead code.
19602 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19604 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19605 * tree-ssa-live.h (register_ssa_partition): Likewise.
19607 2009-04-26 Michael Matz <matz@suse.de>
19610 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19611 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19612 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19614 (compare_pairs): Swap cost comparison.
19615 (coalesce_ssa_name): Don't use change_partition_var.
19616 * tree-nrv.c (struct nrv_data): Add modified member.
19617 (finalize_nrv_r): Set it.
19618 (tree_nrv): Use it to update statements.
19619 (pass_nrv): Require PROP_ssa.
19620 * tree-mudflap.c (mf_decl_cache_locals,
19621 mf_build_check_statement_for): Use make_rename_temp.
19622 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19623 * alias.c (find_base_decl): Handle SSA names.
19624 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19625 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19626 * rtl.h (set_reg_attrs_for_parm): Declare.
19627 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19628 to "optimized", remove unused locals at finish.
19629 (execute_free_datastructures): Make global, call
19630 delete_tree_cfg_annotations.
19631 (execute_free_cfg_annotations): Don't call
19632 delete_tree_cfg_annotations.
19634 * ssaexpand.h: New file.
19635 * expr.c (toplevel): Include ssaexpand.h.
19636 (expand_assignment): Handle SSA names the same as register variables.
19637 (expand_expr_real_1): Expand SSA names.
19638 * cfgexpand.c (toplevel): Include ssaexpand.h.
19639 (SA): New global variable.
19640 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19641 (SSAVAR): New macro.
19642 (set_rtl): New helper function.
19643 (add_stack_var): Deal with SSA names, use set_rtl.
19644 (expand_one_stack_var_at): Likewise.
19645 (expand_one_stack_var): Deal with SSA names.
19646 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19647 before unique numbers.
19648 (expand_stack_vars): Use set_rtl.
19649 (expand_one_var): Accept SSA names, add asserts for them, feed them
19650 to above subroutines.
19651 (expand_used_vars): Expand all partitions (without default defs),
19652 then only the local decls (ignoring those expanded already).
19653 (expand_gimple_cond): Remove edges when jumpif() expands an
19654 unconditional jump.
19655 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19656 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19658 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19659 members of SA; deal with PARM_DECL partitions here; expand
19660 all PHI nodes, free tree datastructures and SA. Commit instructions
19661 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19662 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19663 info and statements at start, collect garbage at finish.
19664 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19665 (VAR_ANN_PARTITION) Remove.
19666 (change_partition_var): Don't declare.
19667 (partition_to_var): Always return SSA names.
19668 (var_to_partition): Only accept SSA names.
19669 (register_ssa_partition): Only check argument.
19670 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19672 (delete_var_map): Don't free it.
19673 (var_union): Only accept SSA names, simplify.
19674 (partition_view_init): Mark only useful SSA names as used.
19675 (partition_view_fini): Only deal with SSA names.
19676 (change_partition_var): Remove.
19677 (dump_var_map): Use ssa_name instead of partition_to_var member.
19678 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19680 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19681 (struct _elim_graph): New member const_dests; nodes member vector of
19683 (set_location_for_edge): New static helper.
19684 (create_temp): Remove.
19685 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19686 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19687 (new_elim_graph): Allocate const_dests member.
19688 (clean_elim_graph): Truncate const_dests member.
19689 (delete_elim_graph): Free const_dests member.
19690 (elim_graph_size): Adapt to new type of nodes member.
19691 (elim_graph_add_node): Likewise.
19692 (eliminate_name): Likewise.
19693 (eliminate_build): Don't take basic block argument, deal only with
19694 partition numbers, not variables.
19695 (get_temp_reg): New static helper.
19696 (elim_create): Use it, deal with RTL temporaries instead of trees.
19697 (eliminate_phi): Adjust all calls to new signature.
19698 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19699 (rewrite_trees): Only do checking.
19700 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19701 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19702 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19703 contains_tree_r, MAX_STMTS_IN_LATCH,
19704 process_single_block_loop_latch, analyze_edges_for_bb,
19705 perform_edge_inserts): Remove.
19706 (expand_phi_nodes): New global function.
19707 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19708 functions, initialize new parameter, remember partitions having a
19710 (finish_out_of_ssa): New global function.
19711 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19712 don't reset in_ssa_p here, don't disable TER when mudflap.
19713 (pass_del_ssa): Remove.
19714 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19716 (execute_free_datastructures): Declare.
19717 * Makefile.in (SSAEXPAND_H): New variable.
19718 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19719 * basic-block.h (commit_one_edge_insertion): Declare.
19720 * passes.c (init_optimization_passes): Move pass_nrv and
19721 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19722 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19723 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19724 (redirect_branch_edge): Deal with super block when expanding, split
19725 out jump patching itself into ...
19726 (patch_jump_insn): ... here, new static helper.
19728 2009-04-26 Michael Matz <matz@suse.de>
19730 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19731 beyond num_ssa_names.
19732 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19733 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19735 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19737 PR inline-asm/39543
19738 * fwprop.c (forward_propagate_asm): New function.
19739 (forward_propagate_and_simplify): Propagate also into __asm, if it
19740 doesn't increase the number of referenced registers.
19743 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19745 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19747 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19748 note_nonlocal_vla_type for nonlocal VLAs.
19749 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19750 contains_remapped_vars, remap_vla_decls): New functions.
19751 (convert_nonlocal_reference_stmt): If not optimizing, call
19752 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19753 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19754 if it wasn't found in var_map.
19755 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19756 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19757 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19759 * gimplify.c (nonlocal_vlas): New variable.
19760 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19762 (gimplify_body): Create and destroy nonlocal_vlas.
19764 * dwarf2out.c (loc_descr_plus_const): New function.
19765 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19766 mem_loc_descriptor, loc_descriptor_from_tree_1,
19767 descr_info_loc, gen_variable_die): Use it.
19769 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19770 !TREE_STATIC VAR_DECLs.
19771 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19772 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19773 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19774 DECL_BY_REFERENCE is valid.
19775 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19776 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19777 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19778 Copy DECL_BY_REFERENCE.
19779 (struct nesting_copy_body_data): New type.
19780 (nesting_copy_decl): New function.
19781 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19782 if they have variable length.
19784 2009-04-26 Michael Matz <matz@suse.de>
19786 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19787 mark new temporaries for renaming.
19789 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19792 * c-decl.c (global_bindings_p): Return negative value.
19793 (c_variable_size): New. Based on variable_size from
19795 (grokdeclarator): Call c_variable_size not variable_size.
19797 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19799 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19801 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19803 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19804 Redefine it to just use mingw/include.
19805 (ASM_SPEC): Rules for -m32 and -m64.
19806 (LINK_SPEC): Use Likewise.
19807 (SPEC_32): New define.
19808 (SPEC_64): Likewise.
19809 (SUB_LINK_SPEC): Likewise.
19810 (MULTILIB_DEFAULTS): New define.
19811 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19812 Add multilib options.
19813 (MULTILIB_DIRNAMES): Likewise.
19814 (MULTILIB_OSDIRNAMES): Likewise.
19815 (LIBGCC): Likewise.
19816 (INSTALL_LIBGCC): Likewise.
19818 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19821 * c-tree.h (enum c_inline_static_type): New.
19822 (record_inline_static): Declare.
19823 * c-decl.c (struct c_inline_static, c_inline_statics,
19824 record_inline_static, check_inline_statics): New.
19825 (pop_file_scope): Call check_inline_statics.
19826 (start_decl): Call record_inline_static instead of pedwarning
19827 directly for static in inline function.
19828 * c-typeck.c (build_external_ref): Call record_inline_static
19829 instead of pedwarning directly for static referenced in inline
19832 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19834 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19835 not new but only being rescanned.
19836 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19837 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19838 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19839 record_set_info, compute_set, grealloc): Remove.
19840 (recompute_all_luids): New function.
19841 (gcse_main): Don't compute sets, and don't do related memory
19842 allocations/free-ing. If something changed before the end of the
19843 pass, update LUIDs using recompute_all_luids.
19844 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19845 (free_gcse_mem): Don't free it either.
19846 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19847 Use the df insn LUIDs.
19848 (load_killed_in_block): Likewise.
19849 (compute_hash_table_work): Don't compute reg_set_in_block.
19850 (compute_transp): Use DF_REG_DEF_CHAINs.
19851 (local_cprop_pass): Don't use compute_sets and related functions.
19852 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19853 Use get_max_uid() instead of max_cuid.
19854 (insert_insn_end_basic_block, pre_insert_copy_insn,
19855 update_ld_motion_stores): Don't try to
19856 keep reg_set tables up to date.
19857 (pre_insert_copies): Use df insn LUIDs.
19858 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19859 (reg_set_info): Don't use extra bitmap argument.
19860 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19861 information to compute regs_set_in_block.
19862 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19863 (bypass_jumps): Don't use compute_sets and friends.
19865 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19868 * opts.c (undocumented_msg): Do not leave blank even with
19871 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19873 * c-decl.c (build_enumerator): Allow values folding to integer
19874 constants but not integer constant expressions with a pedwarn if
19877 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19880 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19881 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19882 type is an integer constant.
19884 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19887 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19890 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19893 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19894 with variably modified return type and no storage class
19895 specifiers, except for the case of nested functions. Distinguish
19896 extern declarations of functions with variably modified return
19897 types from those of objects with variably modified types.
19899 2009-04-25 Jan Hubicka <jh@suse.cz>
19901 * tree.c (list_equal_p): New function.
19902 * tree.h (list_equal_p): Declare.
19903 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19904 basic_block_def, basic_block, const_basic_block): New.
19905 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19906 (redirect_eh_edge): New function.
19907 (make_eh_edge_update_phi): EH edges are not abnormal.
19908 * except.c: Include tree-flow.h.
19909 (list_match): New function.
19910 (eh_region_replaceable_by_p): New function.
19911 (replace_region): New function.
19912 (hash_type_list): New function.
19913 (hash_eh_region): New function.
19914 (eh_regions_equal_p): New function.
19915 (merge_peers): New function.
19916 (remove_unreachable_regions): Verify EH tree when checking;
19918 (copy_eh_region_1): New function.
19919 (copy_eh_region): New function.
19920 (push_reachable_handler): New function.
19921 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19922 regions without label but with live RESX.
19923 * except.h (redirect_eh_edge_to_label): New.
19924 * tree-flow.h (redirect_eh_edge): New.
19925 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19926 basic_block_def, basic_block, const_basic_block): Remove.
19927 * Makefile.in (except.o): Add dependency on tree-flow.h
19928 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19929 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19932 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19935 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19936 on the destination of memcpy.
19938 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19940 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19941 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19942 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19944 2009-04-25 Jan Hubicka <jh@suse.cz>
19946 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19947 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19948 to be reached by different label than left.
19949 (update_eh_edges): Update comment; remove edge_to_remove if possible
19950 and return true if suceeded.
19951 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19952 (cleanup_eh): Compute sharing map.
19953 * except.c (remove_eh_handler_and_replace): Add argument if we should
19955 (remove_unreachable_regions): Update for label sharing.
19956 (label_to_region_map): Likewise.
19957 (get_next_region_sharing_label): New function.
19958 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19960 (remove_eh_handler): Update.
19961 (remove_eh_region_and_replace_by_outer_of): New function.
19962 * except.h (struct eh_region): Add next_region_sharing_label.
19963 (remove_eh_region_and_replace_by_outer_of,
19964 get_next_region_sharing_label): Declare.
19965 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19967 2009-04-25 Jan Hubicka <jh@suse.cz>
19969 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19970 insert code even if they are not critical.
19972 2009-04-25 Jan Hubicka <jh@suse.cz>
19974 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19975 (gimple_can_remove_branch_p): EH edges won't remove branch by
19977 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19978 updating of non-abnormal EH edges.
19979 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19980 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19981 (split_critical_edges): Split also edges where emitting code on them
19982 will lead to splitting later.
19984 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19985 H.J. Lu <hongjiu.lu@intel.com>
19988 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19989 the configured assembler supports fildq and fistpq mnemonics.
19990 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19991 * configure: Regenerated.
19992 * config.in: Ditto.
19994 * config/i386/i386.c (print_operand): Handle 'Z'.
19995 ['z']: Remove handling of special fild/fist suffixes.
19996 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19997 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19998 suffix of fild insn.
19999 (*floatsi<mode>2_vector_mixed): Ditto.
20000 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20001 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20002 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20003 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20004 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20006 2009-04-25 Ben Elliston <bje@au.ibm.com>
20008 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20009 the source of a set operation.
20011 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20013 * target.h (struct gcc_target): Add case_values_threshold field.
20014 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20015 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20016 * targhooks.c (default_case_values_threshold): New function.
20017 * targhooks.h (default_case_values_threshold): Declare function.
20018 * stmt.c (expand_case): Use case_values_threshold target hook.
20019 * expr.h (case_values_threshold): Remove declartation.
20020 * expr.c (case_values_threshold): Remove function.
20021 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20023 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20024 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20025 (avr_case_values_threshold): Declare as static.
20026 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20028 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20029 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20030 (mn10300_case_values_threshold): New function.
20032 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20034 * ira.c (setup_cover_and_important_classes): Add enum cast.
20036 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20038 * genpreds.c (write_enum_constraint_num): Output definition of
20039 CONSTRAINT_NUM_DEFINED_P macro.
20040 * ira.c (setup_cover_and_important_classes): Use
20041 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20043 2009-04-24 DJ Delorie <dj@redhat.com>
20045 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20046 __SH2A_SINGLE_ONLY__ also.
20048 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20050 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20051 (movdf_internal): Ditto.
20052 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20053 SFmode and DFmode constants.
20054 (ia64_print_operand): Add 'G' format for printing
20055 floating point constants.
20057 2009-04-24 Richard Guenther <rguenther@suse.de>
20059 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20060 from unsigned additions.
20062 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20064 * c-typeck.c (set_init_index): Allow array designators that are
20065 not integer constant expressions with a pedwarn if pedantic.
20067 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20069 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20070 zero if no overlap in nonzero bits between the operands.
20072 2009-04-24 Ian Lance Taylor <iant@google.com>
20074 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20075 (record_dead_and_set_regs): Likewise.
20076 * df.h (struct df_mw_hardreg): Change flags field to int.
20077 (struct df_base_ref): Likewise.
20078 (struct df): Change changeable_flags field to int.
20079 * df-scan.c (df_defs_record): Change clobber_flags to int.
20080 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20081 constants rather than #define macros.
20082 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20083 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20084 (enum dwarf_calling_convention): Likewise.
20085 (enum dwarf_line_number_x_ops): Likewise.
20086 (enum dwarf_call_frame_info): Likewise.
20087 (enum dwarf_source_language): Likewise.
20088 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20089 (add_calling_convention_attribute): Likewise.
20090 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20091 (combine_comparisons): Change compcode to int. Add cast to enum type.
20092 * genrecog.c (maybe_both_true_2): Change c to int.
20093 (write_switch): Likewise. Add cast to enum type.
20094 * gimplify.c (gimplify_omp_for): Handle return values from
20095 gimplify_expr using MIN rather than bitwise or.
20096 (gimplify_expr): Add cast to enum type.
20097 * ipa-prop.c (update_jump_functions_after_inlining): Change
20098 IPA_BOTTOM to IPA_JF_UNKNOWN.
20099 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20100 Add casts to enum type.
20101 (setup_cover_and_important_classes): Change cl to int. Add casts
20103 (setup_class_translate): Change cl and mode to int.
20104 (ira_init_once): Change mode to int.
20105 (free_register_move_costs): Likewise.
20106 (setup_prohibited_mode_move_regs): Add casts to enum type.
20107 * langhooks.c (add_builtin_function_common): Rework assertion that
20108 value fits bitfield.
20109 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20110 * omega.c (omega_do_elimination): Avoid math on enum types.
20111 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20112 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20113 int local to handle integral_argment value.
20114 * regmove.c (try_auto_increment): Change PUT_MODE to
20116 * reload.c (push_secondary_reload): Add casts to enum type.
20117 (secondary_reload_class, find_valid_class): Likewise.
20118 * reload1.c (emit_input_reload_insns): Likewise.
20119 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20120 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20121 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20123 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20124 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20126 (expand_complex_libcall): Add casts to enum type.
20127 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20128 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20129 with ERROR_MARK, not NUM_TREE_CODES.
20130 (vect_create_epilog_for_reduction): Likewise.
20131 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20132 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20133 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20135 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20136 vect_unused_in_loop. Change 0 to loop_vect.
20137 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20138 * var-tracking.c (get_init_value): Change return type to enum
20140 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20141 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20143 (arm_override_options): Add casts to enum type.
20144 (arm_emit_tls_decoration): Likewise.
20145 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20147 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20148 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20149 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20151 * config/s390/s390.c (code_for_builtin_64): Change to array of
20153 (code_for_builtin_31): Likewise.
20154 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20156 * config/sparc/sparc.c (sparc_override_options): Change value
20157 field in struct code_model to enum cmodel. In initializer change
20158 0 to NULL and add cast to enum type.
20160 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20161 Change all callers. Issue a -Wc++-compat warning using
20162 lhs_origtype if necessary.
20163 (convert_for_assignment): Issue -Wc++-compat warnings about
20164 invalid conversions to enum type on assignment.
20165 * c-common.h (build_modify_expr): Update declaration.
20167 2009-04-24 Nick Clifton <nickc@redhat.com>
20169 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20170 (function_arg_advance): Likewise.
20171 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20174 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20176 * config/s390/constraints.md ('I', 'J'): Fix condition.
20178 2009-04-24 Diego Novillo <dnovillo@google.com>
20180 * gengtype-parse.c (parse_error): Add newline after message.
20182 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20184 * config/i386/sse.md (avxmodesuffixs): Removed.
20185 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20186 (*avx_pinsr<ssevecsize>): This.
20188 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20190 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20191 follow chains of regs with a single definition, and allow expressions
20192 that are function_invariant_p.
20193 (simple_rhs_p): Allow expressions that are function_invariant_p.
20195 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20197 PR middle-end/39867
20198 * fold-const.c (fold_cond_expr_with_comparison): When folding
20199 > and >= to MAX, make sure the MAX uses the same type as the
20200 comparison's operands.
20202 2009-04-24 Nick Clifton <nickc@redhat.com>
20204 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20205 addressing for DImode accesses.
20206 (frv_print_operand_address): Handle PLUS case.
20207 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20209 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20211 PR rtl-optimization/39794
20212 * alias.c (canon_true_dependence): Add x_addr argument.
20213 * rtl.h (canon_true_dependence): Adjust prototype.
20214 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20215 * cselib.c (cselib_invalidate_mem): Likewise.
20216 * gcse.c (compute_transp): Likewise.
20217 * dse.c (scan_reads_nospill): Likewise.
20218 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20219 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20220 canon_base_addr of the group, plus optional offset.
20221 (struct group_info): Rename canon_base_mem to
20223 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20224 canon_rtx of base_mem.
20226 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20228 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20229 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20231 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20233 * config/spu/spu-builtins.h: Delete file.
20235 * config/spu/spu.h (enum spu_builtin_type): Move here from
20237 (struct spu_builtin_description): Likewise. Add GTY marker.
20238 Do not use enum spu_function_code or enum insn_code.
20239 (spu_builtins): Add extern declaration.
20241 * config/spu/spu.c: Do not include "spu-builtins.h".
20242 (enum spu_function_code, enum spu_builtin_type_index,
20243 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20244 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20245 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20246 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20247 (spu_builtin_types): Make static. Add GTY marker.
20248 (spu_builtins): Add extern declaration with GTY marker.
20249 Include "gt-spu.h".
20251 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20252 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20253 Check programmatically whether all parameters are scalar.
20255 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20257 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20259 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20260 assignment from the constructor either if the target is volatile.
20262 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20264 * config/arm/arm.md (insv): Do not share operands[0].
20266 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20268 * config/vxlib-tls.c (active_tls_threads): Delete.
20269 (delete_hook_installed): New.
20270 (tls_delete_hook): Don't delete the delete hook.
20271 (tls_destructor): Delete it here.
20272 (__gthread_set_specific): Adjust installing the delete hook.
20273 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20274 __gthread_leave_tsd_dtor_context.
20276 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20278 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20280 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20282 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20284 (alpha_rtx_costs): Ditto.
20285 (emit_unlikely_jump): Use add_reg_note.
20286 (emit_frame_store_1): Ditto.
20287 (alpha_expand_prologue): Ditto.
20288 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20289 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20291 2009-04-23 Nick Clifton <nickc@redhat.com>
20293 * config/v850/v850.md (epilogue): Remove suppressed code.
20294 (return): Rename to return_simple and remove test of frame size.
20295 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20296 to gen_return_simple.
20298 2009-04-22 Jing Yu <jingyu@google.com>
20301 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20303 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20306 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20307 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20308 value is a VECTOR_CST, the element type is the element type of the
20311 2009-04-22 DJ Delorie <dj@redhat.com>
20313 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20315 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20317 * alias.c (find_base_term): Move around LO_SUM case, so that
20318 CONST falls through into PLUS/MINUS handling.
20321 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20322 into 0, use omit_one_operand.
20324 2009-04-23 Ben Elliston <bje@au.ibm.com>
20326 * config/rs6000/linux-unwind.h (get_regs): Remove type
20327 puns. Change the type of `pc' to an array of unsigned ints and
20328 update all users. Constify frame24.
20330 2009-04-22 DJ Delorie <dj@redhat.com>
20332 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20333 declarations before code.
20334 (current_function_special_page_vector): Likewise.
20335 (m32c_expand_insv): Silence a warning.
20337 2009-04-21 Taras Glek <tglek@mozilla.com>
20339 * alias.c: Update GTY annotations to new syntax.
20340 * basic-block.h: Likewise.
20341 * bitmap.h: Likewise.
20342 * c-common.h: Likewise.
20343 * c-decl.c: Likewise.
20344 * c-parser.c: Likewise.
20345 * c-pragma.c: Likewise.
20346 * c-tree.h: Likewise.
20347 * cfgloop.h: Likewise.
20348 * cgraph.h: Likewise.
20349 * config/alpha/alpha.c: Likewise.
20350 * config/arm/arm.h: Likewise.
20351 * config/avr/avr.h: Likewise.
20352 * config/bfin/bfin.c: Likewise.
20353 * config/cris/cris.c: Likewise.
20354 * config/darwin.c: Likewise.
20355 * config/frv/frv.c: Likewise.
20356 * config/i386/i386.c: Likewise.
20357 * config/i386/i386.h: Likewise.
20358 * config/i386/winnt.c: Likewise.
20359 * config/ia64/ia64.h: Likewise.
20360 * config/iq2000/iq2000.c: Likewise.
20361 * config/mips/mips.c: Likewise.
20362 * config/mmix/mmix.h: Likewise.
20363 * config/pa/pa.c: Likewise.
20364 * config/pa/pa.h: Likewise.
20365 * config/rs6000/rs6000.c: Likewise.
20366 * config/s390/s390.c: Likewise.
20367 * config/sparc/sparc.c: Likewise.
20368 * config/xtensa/xtensa.c: Likewise.
20369 * cselib.h: Likewise.
20370 * dbxout.c: Likewise.
20371 * dwarf2out.c: Likewise.
20372 * except.c: Likewise.
20373 * except.h: Likewise.
20374 * fixed-value.h: Likewise.
20375 * function.c: Likewise.
20376 * function.h: Likewise.
20377 * gimple.h: Likewise.
20378 * integrate.c: Likewise.
20379 * optabs.c: Likewise.
20380 * output.h: Likewise.
20381 * real.h: Likewise.
20383 * stringpool.c: Likewise.
20384 * tree-data-ref.c: Likewise.
20385 * tree-flow.h: Likewise.
20386 * tree-scalar-evolution.c: Likewise.
20387 * tree-ssa-address.c: Likewise.
20388 * tree-ssa-alias.h: Likewise.
20389 * tree-ssa-operands.h: Likewise.
20390 * tree.c: Likewise.
20391 * tree.h: Likewise.
20392 * varasm.c: Likewise.
20393 * varray.h: Likewise.
20395 * coretypes.h: Do not define GTY macro if it is already defined.
20396 * doc/gty.texi: Update GTY documentation to new syntax.
20397 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20398 annotations on structs.
20399 * gengtype-parse.c: Likewise.
20401 2009-04-22 Mark Heffernan <meheff@google.com>
20403 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20405 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20407 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20410 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20412 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20413 the same as a PLUS without a shift. Increase the cost of a
20416 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20418 * Makefile.in: Update dependencies.
20419 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20420 * errors.h: Remove bogus comment about compatibility.
20421 (warning): Update declaration.
20422 * genautomata.c: Update all calls to warning.
20423 * gimple.c: Do not include errors.h. Include toplev.h.
20424 * tree-ssa-structalias.c: Do not include errors.h.
20425 * omega.c: Likewise.
20426 * tree-ssa-reassoc.c: Likewise.
20427 * config/spu/spu-c.c: Likewise.
20428 * config/spu/t-spu-elf: Update dependencies.
20430 2009-04-22 Richard Guenther <rguenther@suse.de>
20432 PR tree-optimization/39824
20433 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20434 make sure the types are compatible.
20436 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20439 * c-common.c (c_parse_error): Take a token_flags parameter.
20440 Use token_type for the token type instead.
20441 Pass token_flags to cpp_type2name.
20442 * c-common.h (c_parse_error): Update declaration.
20443 * c-parser.c (c_parser_error): Pass 0 as token flags.
20445 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20447 PR rtl-optimization/39580
20448 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20450 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20452 * function.c (expand_function_end): Do not emit a jump to the "naked"
20453 return label for fall-through returns.
20454 * except.c (sjlj_emit_function_exit): Always place the call to the
20455 unregister function at the location installed by expand_function_end.
20457 2009-04-22 Richard Guenther <rguenther@suse.de>
20459 PR tree-optimization/39845
20460 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20461 (gen_inbound_check): Likewise.
20463 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20465 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20467 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20468 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20470 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20472 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20473 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20474 shift counts to avoid out-of-bounds array accesses.
20476 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20478 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20479 (Pmode): Move above.
20481 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20483 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20484 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20485 GET_CODE macro. Use IN_RANGE macro where appropriate.
20486 * config/alpha/alpha.h: Ditto.
20487 * config/alpha/alpha.md: Ditto.
20488 * config/alpha/constraints.md: Ditto.
20489 * config/alpha/predicates.md: Ditto.
20491 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20493 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20494 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20495 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20496 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20497 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20498 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20499 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20500 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20501 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20502 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20503 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20504 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20505 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20506 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20507 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20508 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20509 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20510 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20511 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20512 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20513 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20514 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20515 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20516 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20517 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20518 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20519 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20521 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20523 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20524 references from comments.
20525 * cfgbuild.c: (count_basic_blocks): Delete.
20526 (find_basic_blocks_1): Delete.
20527 (find_basic_blocks): Delete.
20528 * except.c (finish_eh_generation): Make static. Move comment from
20529 except.h here. Remove find_basic_blocks references from comments.
20530 * except.h (finish_eh_generation): Delete.
20531 * basic-block.h (find_basic_blocks): Delete.
20532 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20534 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20536 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20537 (sdbout_parms): Likewise.
20539 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20541 * config/sh/sh.c (prepare_cbranch_operands): Use
20542 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20543 (expand_cbranchdi4): Likewise.
20544 (from_compare): Add cast to enum type.
20545 (expand_cbranchsi4): Use add_reg_note.
20546 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20547 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20548 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20549 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20550 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20551 instead of CODE_FOR_nothing.
20552 (cbranchdi4): Likewise. Fix the order of arguments for
20554 (push_fpscr): Use add_reg_note.
20555 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20556 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20558 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20560 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20561 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20562 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20563 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20564 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20565 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20566 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20567 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20568 config/alpha/x-vms, config/arc/t-arc,
20569 config/arm/README-interworking, config/arm/arm-c.c,
20570 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20571 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20572 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20573 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20574 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20575 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20576 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20577 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20578 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20579 config/cris/t-elfmulti, config/crx/t-crx,
20580 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20581 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20582 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20583 config/h8300/t-h8300, config/i386/athlon.md,
20584 config/i386/darwin-libgcc.10.4.ver,
20585 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20586 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20587 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20588 config/i386/t-linux64, config/i386/t-nwld,
20589 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20590 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20591 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20592 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20593 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20594 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20595 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20596 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20597 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20598 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20599 config/m68k/t-uclinux, config/mcore/t-mcore,
20600 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20601 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20602 config/mips/crtn.asm, config/mips/irix-crti.asm,
20603 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20604 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20605 config/mips/mips-fixed.md, config/mips/sb1.md,
20606 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20607 config/mips/t-iris6, config/mips/t-isa3264,
20608 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20609 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20610 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20611 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20612 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20613 config/mn10300/t-linux, config/mn10300/t-mn10300,
20614 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20615 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20616 config/picochip/libgccExtras/clzsi2.asm,
20617 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20618 config/rs6000/darwin-libgcc.10.4.ver,
20619 config/rs6000/darwin-libgcc.10.5.ver,
20620 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20621 config/rs6000/t-aix43, config/rs6000/t-aix52,
20622 config/rs6000/t-darwin, config/rs6000/t-fprules,
20623 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20624 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20625 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20626 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20627 config/rs6000/t-rtems, config/rs6000/t-spe,
20628 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20629 config/score/t-score-elf, config/sh/divcost-analysis,
20630 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20631 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20632 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20633 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20634 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20635 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20636 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20637 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20638 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20639 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20640 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20641 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20642 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20643 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20644 * config/h8300/genmova.sh: Include copyright and license notices
20645 in generated output.
20646 * config/h8300/mova.md: Regenerate.
20647 * doc/install.texi2html: Include word "Copyright" in copyright
20648 notice and use name "Free Software Foundation, Inc.".
20649 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20650 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20651 ChangeLog-2007, ChangeLog-2008: Correct dates.
20653 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20655 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20656 NE_EXPR operations as well.
20657 * c-parser.c (c_parser_condition): Do not set location information on
20659 (c_parser_conditional_expression): Likewise.
20660 (c_parser_binary_expression): Set location information on operators.
20661 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20662 TRUTH_NOT_EXPR has been folded.
20663 * fold-const.c (fold_truth_not_expr): Copy location information from
20664 the incoming expression to the outgoing one.
20665 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20666 recursive calls on the LHS of the operator but pass that of the
20667 operator to recursive calls on the RHS of the operator. Set it
20669 (shortcut_cond_expr): Set the locus of the operator on the second
20670 COND_EXPR and that of the expression on the first in degenerate cases.
20671 Pass the locus of the expression to calls to shortcut_cond_r.
20672 Set the locus of the 'then' block on the associated jump, if any.
20673 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20674 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20675 expression to call to gimplify_boolean_expr.
20677 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20679 * config.gcc: Add additional configuration for
20680 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20681 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20682 (CPP_SPEC): Redefine for allowing -municode option.
20683 (STARTFILE_SPEC): Likewise.
20684 * config/i386/t-mingw-w64: New.
20685 * config/i386/mingw-w64.opt: New.
20686 (municode): Add new target option.
20687 * doc/invoke.texi (municode): Add documentation for new option.
20689 2009-04-21 Ian Lance Taylor <iant@google.com>
20691 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20692 Correct test for number of arguments.
20693 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20695 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20697 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20698 argument of emit_library_call.
20700 2009-04-21 Richard Guenther <rguenther@suse.de>
20702 PR middle-end/39829
20703 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20704 inside VIEW_CONVERT_EXPRs.
20706 2009-04-21 Martin Jambor <mjambor@suse.cz>
20708 * tree-switch-conversion.c (build_constructors): Split a long line.
20709 (constructor_contains_same_values_p): New function.
20710 (build_one_array): Create assigns of constants if possible, do not
20711 call mark_sym_for_renaming, call update_stmt.
20712 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20713 make_rename_temp. Do not call mark_symbols_for_renaming, call
20715 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20716 find_new_referenced_vars, call update_stmt.
20717 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20718 instead of calling make_rename_temp. Do not call
20719 find_new_referenced_vars or mark_symbols_for_renaming, call
20722 2009-04-21 Richard Guenther <rguenther@suse.de>
20724 PR tree-optimization/39827
20725 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20726 (tree_ssa_phiprop): Pass the correct array size.
20728 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20730 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20732 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20735 * c-typeck.c (lvalue_p): Move declaration ...
20736 * c-common.h (lvalue_p): ... to here.
20737 * c-common.c (candidate_equal_p): New.
20738 (add_tlist): Use it.
20739 (merge_tlist): Use it.
20740 (warn_for_collisions_1): Likewise.
20741 (warning_candidate_p): Accept more candidates.
20742 (verify_tree): A warning candidate can be an expression. Use
20745 2009-04-21 Ben Elliston <bje@au.ibm.com>
20748 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20749 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20750 options. Remove -mcall-solaris documentation.
20752 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20755 * doc/invoke.texi (-Wlong-long): Update description.
20756 * c-lex (interpret_integer): Only warn if there was no previous
20757 overflow and -Wlong-long is enabled.
20758 * c-decl.c (declspecs_add_type): Drop redundant flags.
20759 * c.opt (Wlong-long): Init to -1.
20760 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20761 and front-end warn_long_long. Wlong-long only depends on other
20762 flags if it is uninitialized.
20763 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20764 the same for CPP and FE.
20765 (restore_extension_diagnostics): Likewise.
20767 2009-04-20 Ian Lance Taylor <iant@google.com>
20769 Fix enum conversions which are invalid in C++:
20770 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20771 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20772 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20773 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20774 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20775 (dbxout_parms): Likewise.
20776 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20777 (df_clear_flags): Likewise.
20778 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20779 top_flag parameter to int.
20780 (df_chain_create_bb_process_use): Likewise.
20781 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20783 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20784 (df_ref_create_structure, df_def_record_1): Likewise.
20785 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20786 (df_notes_rescan): Change 0 to VOIDmode in function call.
20787 (df_get_call_refs, df_insn_refs_collect): Likewise.
20788 (df_bb_regs_collect): Likewise.
20789 (df_entry_block_defs_collect): Likewise.
20790 (df_exit_block_uses_collect): Likewise.
20791 * df.h: Update declarations.
20792 * double-int.c (double_int_divmod): Add cast to enum type.
20793 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20794 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20795 (based_loc_descr): Likewise.
20796 (loc_descriptor_from_tree_1): Change first_op and second_op to
20797 enum dwarf_location_atom. Add cast to enum type.
20798 * expmed.c (init_expmed): Change 0 to SET in function call.
20799 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20800 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20801 (do_store_flag): Likewise.
20802 * fixed-value.h (struct fixed_value): Change mode to enum
20804 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20805 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20807 (insert_insn_decl, insert_decl, insert_state): Likewise.
20808 (automata_list_finish): Likewise.
20809 * genrecog.c (process_define_predicate): Add cast to enum type.
20810 * gensupport.c (init_predicate_table): Add cast to enum type.
20811 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20813 (gimple_build_call_1, gimple_build_label): Likewise.
20814 (gimple_build_goto, gimple_build_asm_1): Likewise.
20815 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20816 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20817 (enum fallback): Rename from enum fallback_t.
20818 (fallback_t): Typedef as int.
20819 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20820 GSI_SAME_STMT in function call.
20821 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20823 (setup_reg_class_relations): Likewise.
20824 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20825 (setup_prohibited_class_mode_regs): Add cast to enum type.
20826 (setup_prohibited_mode_move_regs): Likewise.
20827 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20828 (record_address_regs): Change i to enum reg_class.
20829 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20830 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20831 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20832 (GET_MODE_2XWIDER_MODE): Likewise.
20833 (GET_CLASS_NARROWEST_MODE): Likewise.
20834 * omp-low.c (expand_omp_for): Add cast to enum type.
20835 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20836 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20837 * postreload.c (reload_cse_simplify_operands): Change rclass local
20839 * predict.c (combine_predictions_for_insn): Change best_predictor
20840 and predictor to enum br_predictor.
20841 (combine_predictions_for_bb): Likewise.
20842 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20843 use SET_PREDICT_EXPR_OUTCOME.
20844 * real.c (real_arithmetic): Change icode to code in function call.
20845 * reginfo.c (init_move_cost): Add casts to enum type.
20846 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20847 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20849 * reload.c (find_valid_class): Add casts to enum type.
20850 (push_reload): Change 0 to NO_REGS in function call.
20851 (find_reloads): Change this_alternative to array of enum
20852 reg_class. Remove some now-unnecessary casts.
20853 (make_memloc): Change 0 to VOIDmode in function call.
20854 * reload1.c (reload): Change 0 to VOIDmode in function call.
20855 (eliminate_regs_1, elimination_effects): Likewise.
20856 (eliminate_regs_in_insn): Likewise.
20857 (emit_input_reload_insns): Add cast to enum type.
20858 (delete_output_reload): Change 0 to VOIDmode in function call.
20859 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20860 to enum type in function call.
20861 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20862 (SET_PREDICT_EXPR_OUTCOME): Define.
20863 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20864 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20865 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20866 (dump_function): Likewise.
20867 * tree-dump.h: Update declarations.
20868 * tree-pass.h: Update declarations.
20869 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20870 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20872 (arm_rtx_costs_1): Correct parenthesization.
20873 (arm_rtx_costs): Add casts to enum type.
20874 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20875 (vfp_emit_fstmd): Use add_rg_note.
20876 (emit_multi_reg_push, emit_sfm): Likewise.
20877 (thumb_set_frame_pointer): Likewise.
20878 (arm_expand_prologue): Likewise.
20879 (arm_regno_class): Change return type to enum reg_class.
20880 (thumb1_expand_prologue): Use add_reg_note.
20881 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20882 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20884 * config/arm/gentune.sh: Add cast to enum type.
20885 * config/arm/arm-tune.md: Rebuild.
20886 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20887 (ix86_split_fp_branch, predict_jump): Likewise.
20888 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20889 insn_code to enum rtx_code.
20890 (ix86_builtin_vectorized_function): Add cast to enum type.
20891 * config/i386/i386.md (truncdfsf2): Change slot to enum
20893 (truncxf<mode>2, isinf<mode>2): Likewise.
20894 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20896 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20897 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20898 (insert_bundle_state): Change 1 to INSERT in function call.
20899 (ia64_add_bundle_selector_before): Likewise.
20900 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20901 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20902 (restore_stack_nonlocal): Likewise.
20903 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20905 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20907 (mips_rtx_costs): Likewise.
20908 (mips_override_options): Add casts to enum type.
20909 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20911 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20912 (store_reg, set_reg_plus_d): Likewise.
20913 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20914 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20916 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20918 (emit_unlikely_jump): Use add_reg_note.
20919 (rs6000_emit_allocate_stack): Likewise.
20920 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20921 (output_toc): Change 1 to INSERT in function call.
20922 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20923 (rs6000_initialize_trampoline): Likewise.
20924 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20926 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20927 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20928 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20929 (save_gprs): Use add_reg_note.
20930 (s390_emit_prologue): Likewise.
20931 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20932 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20933 (sparc_fold_builtin): Add cast to enum type.
20934 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20936 (spu_expand_prologue): Use add_reg_note.
20937 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20939 2009-04-20 Ian Lance Taylor <iant@google.com>
20941 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20942 (c_parser_postfix_expression_after_primary): Get VEC for list of
20943 arguments. Get original types of arguments. Call
20944 build_function_call_vec.
20945 (cached_expr_list_1, cached_expr_list_2): New static variables.
20946 (c_parser_expr_list): Change return type to VEC *. Add
20947 p_orig_types parameter. Change all callers.
20948 (c_parser_release_expr): New static function.
20949 (c_parser_vec_to_tree_list): New static function.
20950 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20951 call build_function_call_vec.
20952 (build_function_call_vec): New function, based on old
20953 build_function_call.
20954 (convert_arguments): Remove nargs and argarray parameters. Change
20955 values to a VEC. Add origtypes parameter.
20956 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20957 (convert_for_assignment): Add origtype parameter. Change all
20958 callers. If warn_cxx_compat, check for conversion to an enum
20959 type when calling a function.
20960 (store_init_value): Add origtype parameter. Change all callers.
20961 (digest_init): Likewise.
20962 (struct init_node): Add origtype field.
20963 (add_pending_init): Add origtype parameter. Change all callers.
20964 (output_init_element): Likewise.
20965 (output_pending_init_elements): Pass origtype from init_node to
20966 output_init_element.
20967 (process_init_element): Pass origtype from c_expr to
20968 output_init_element.
20969 (c_finish_return): Add origtype parameter. Change all callers.
20970 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20972 (sync_resolve_params): Likewise.
20973 (sync_resolve_return): Change params to first_param. Change caller.
20974 (resolve_overloaded_builtins): Change params to VEC *. Change
20975 callers. Save first parameter around call to build_function_call_vec.
20976 * c-decl.c (finish_decl): Add origtype parameter. Change all
20977 callers. Call build_function_call_vec rather than
20978 build_function_call for cleanup.
20979 * c-tree.h: Update declarations.
20980 * c-common.h: Update declarations.
20981 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20982 params to first_param.
20983 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20984 params parameter from tree to void *.
20985 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20986 Change arglist parameter to have type void *, and to be a pointer
20988 * config/rs6000/rs6000-protos.h
20989 (altivec_resolve_overloaded_builtin): Update declaration.
20990 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20991 fnargs parameter to have type void *, and to be a pointer to a
20992 VEC. Call build_function_call_vec instead of
20993 build_function_call.
20994 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20996 2009-04-20 Joey Ye <joey.ye@intel.com>
20997 Xuepeng Guo <xuepeng.guo@intel.com>
20998 H.J. Lu <hongjiu.lu@intel.com>
21000 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21002 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21003 (IX86_LEA_PRIORITY): Likewise.
21004 (distance_non_agu_define): New function.
21005 (distance_agu_use): Likewise.
21006 (ix86_lea_for_add_ok): Likewise.
21007 (ix86_dep_by_shift_count): Likewise.
21009 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21010 should split for LEA.
21012 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21014 (ix86_dep_by_shift_count): Likewise.
21016 2009-04-20 Richard Guenther <rguenther@suse.de>
21018 * expr.c (handled_component_p): Move ...
21019 * tree.h (handled_component_p): ... here.
21020 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21021 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21022 and REALPART_EXPR to be in one group.
21024 2009-04-20 Richard Guenther <rguenther@suse.de>
21026 * basic-block.h (get_all_dominated_blocks): Declare.
21027 * dominance.c (get_all_dominated_blocks): New function.
21028 * tree-cfg.c (get_all_dominated_blocks): Remove.
21029 (remove_edge_and_dominated_blocks): Adjust.
21030 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21031 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21032 instead of recursing.
21034 2009-04-20 Doug Kwan <dougkwan@google.com>
21036 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21037 (struct cgraph_node_set_def): New type.
21038 (cgraph_node_set) New type. Also declare vector functions.
21039 (struct cgraph_node_set_element_def): New type.
21040 (cgraph_node_set_element): Ditto.
21041 (cgraph_node_set_iterator): New iterator type.
21042 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21043 cgraph_node_set_remove, dump_cgraph_node_set,
21044 debug_cgraph_node_set): New prototypes.
21045 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21046 cgraph_node_set_size): New inlines.
21047 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21048 including cgraph.h.
21049 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21050 argument to function 'write_summary'.
21051 * ipa.c: Include ggc.h.
21052 (hash_cgraph_node_set_element,
21053 eq_cgraph_node_set_element, cgraph_node_set_new,
21054 cgraph_node_set_add, cgraph_node_set_remove,
21055 cgraph_node_set_find, dump_cgraph_node_set,
21056 debug_cgraph_node_set): New functions.
21057 * Makefile.in (ipa.o): Add dependency on GGC_H.
21059 2009-04-20 Ira Rosen <irar@il.ibm.com>
21061 PR tree-optimization/39675
21062 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21063 check of the return code of vect_schedule_slp. Check that
21064 stmt_vec_info still exists for the statement, before checking its
21065 vectorization type.
21067 2009-04-20 Michael Matz <matz@suse.de>
21069 * Makefile.in (generated_files): Take out $(simple_generated_c).
21071 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21073 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21074 (UINTPTR_TYPE): Likewise.
21076 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21079 * c-typeck.c (digest_init): Check for initializing an array with a
21082 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21085 * c-semantics.c (pop_stmt_list): Propagate
21086 STATEMENT_LIST_HAS_LABEL to parent statement list.
21088 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21090 * config/mips/mips.h (mips_tune_attr): New macro.
21091 * config/mips/mips.md (cpu): Use it.
21093 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21096 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21099 2009-04-19 Diego Novillo <dnovillo@google.com>
21101 * toplev.c (compile_file): Move call to coverage_finish ...
21102 * cgraphunit.c (ipa_passes): ... here.
21103 Call cgraph_process_new_functions.
21104 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21105 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21107 2009-04-19 Jan Hubicka <jh@suse.cz>
21109 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21111 (dump_cgraph_node): Dump can throw external flag.
21112 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21114 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21118 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21119 * common.opt (Wlogical-op): Move from here...
21120 * c.opt (Wlogical-op): ... to here.
21121 * c-typeck.c (parser_build_binary_op): Update call to
21122 warn_logical_operator.
21123 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21125 * c-common.c (warn_logical_op): Update.
21126 * c-common.h (warn_logical_op): Update declaration.
21128 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21130 * tree.c (protected_set_expr_location): Fix formatting.
21132 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21135 * c-typeck.c (readonly_warning): new.
21136 (build_unary_op, build_modify_expr): Use readonly_warning for
21137 storing into something readonly but not const-qualified.
21139 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21142 * c-typeck.c (build_unary_op): Check for taking address of
21143 expression of type void.
21145 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21148 * c-typeck.c (build_function_call): Check for calling a function
21149 with qualified void return types. Call require_complete_type when
21152 2009-04-18 Jan Hubicka <jh@suse.cz>
21154 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21156 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21157 can_throw_external flag.
21158 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21159 * ipa-pure-const.c (ignore_edge): New function.
21160 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21161 only over can_throw_external edges.
21162 (local_pure_const): Add nothrow flag.
21163 * ipa-utils.c (searchc): Add ignore_edge callback.
21164 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21165 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21166 (set_nothrow_function_flags): Update cgraph.
21167 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21169 2009-04-18 Richard Guenther <rguenther@suse.de>
21171 PR middle-end/39804
21172 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21173 (fold_stmt): ... this and ...
21174 (fold_stmt_inplace): ... this.
21175 (fold_stmt_1): Fold references in calls and asms.
21176 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21178 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21180 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21181 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21183 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21185 * tree.c (function_args_count): Remove.
21186 * tree.h: Remove the prototype for function_args_count.
21188 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21190 * tree-iterator.c (expr_only): Remove.
21191 * tree.h: Remove the prototype for expr_only.
21193 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21195 * reginfo.c (cannot_change_mode_set_regs): Remove.
21196 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21198 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21200 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21201 whether operands 0 and 1 overlaps.
21203 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21205 PR middle-end/36902
21206 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21207 pointer. Use warning_at instead of warning.
21208 (search_for_addr_array): Likewise.
21209 (check_array_bounds): Likewise.
21210 (check_all_array_refs): Check that the incoming edge is not in the
21211 list of edges to be removed.
21212 (check_all_array_refs): Avoid the temporal pointer.
21213 (vrp_visit_cond_stmt): Fix typo.
21214 (simplify_switch_using_ranges): Handle the case where the switch
21215 index is an integer constant.
21217 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21219 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21221 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21223 * doc/extend.texi, doc/invoke.texi: Fix typos.
21225 2009-04-17 Cary Coutant <ccoutant@google.com>
21227 * tree-flow-inline.h (get_lineno): Fix inverted test.
21229 2009-04-17 Diego Novillo <dnovillo@google.com>
21231 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21232 assertion for AVAIL_OUT.
21234 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21237 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21238 * config/sh/linux-atomic.asm: Likewise.
21240 2009-04-17 Diego Novillo <dnovillo@google.com>
21242 * except.c (debug_eh_tree): New.
21243 (struct eh_region, struct eh_status): Move ...
21244 * except.h: ... here.
21245 (add_type_for_runtime): Declare extern.
21246 (lookup_type_for_runtime): Likewise.
21247 (debug_eh_tree): Declare.
21248 * Makefile.in (GTFILES): List except.h before except.c
21250 2009-04-17 Diego Novillo <dnovillo@google.com>
21252 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21253 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21254 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21255 (find_vars_r): ... here.
21256 * tree-flow.h (find_referenced_vars_in): Declare.
21257 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21258 that AVAIL_OUT exists for BLOCK.
21259 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21260 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21261 (tree-parloops.o): Likewise.
21263 2009-04-17 Simon Baldwin <simonb@google.com>
21265 * toplev.c (default_tree_printer): Add handling for %E format.
21267 2009-04-17 Diego Novillo <dnovillo@google.com>
21269 * tree-pretty-print.c (dump_generic_node): Add break after
21270 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21271 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21272 FUNCTION_TYPE together. Call print_struct_decl when printing
21273 structures and TDF_SLIM is not given.
21274 (print_struct_decl): Fix logic for detecting recursion.
21276 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21279 * gcc.c (create_at_file): New.
21280 (compile_input_file_p): New.
21281 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21282 * main.c (main): Update call to toplev_main.
21283 * toplev.c (toplev_main): Change signature. Call expandargv.
21284 * toplev.h (toplev_main): Change signature.
21286 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21288 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21289 if the latter is not constant.
21291 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21293 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21295 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21297 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21298 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21300 2009-04-17 Richard Guenther <rguenther@suse.de>
21302 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21303 Handle component references view-converting an invariant address.
21305 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21307 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21308 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21309 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21310 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21311 Use @deftypevr rather than @deftypevar.
21313 2009-04-17 Richard Guenther <rguenther@suse.de>
21315 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21316 (get_prop_source_stmt): Likewise.
21317 (can_propagate_from): Likewise.
21319 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21321 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21322 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21323 (--with-multilib-list): Add default value.
21324 * configure: Regenerate.
21325 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21326 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21327 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21328 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21329 Don't add default cpu to multilib list unnecessarily, but do enable
21330 the relevant compiler option..
21331 Add support for --with-multilib-list=<blank> and
21332 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21333 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21334 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21335 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21336 TM_MULTILIB_CONFIG.
21337 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21338 (MULTILIB_OSDIRNAMES): New variable.
21339 * config/sh/t-1e: Delete file.
21340 * config/sh/t-mlib-sh1: Delete file.
21341 * config/sh/t-mlib-sh2: Delete file.
21342 * config/sh/t-mlib-sh2a: Delete file.
21343 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21344 * config/sh/t-mlib-sh2a-single: Delete file.
21345 * config/sh/t-mlib-sh2a-single-only: Delete file.
21346 * config/sh/t-mlib-sh2e: Delete file.
21347 * config/sh/t-mlib-sh3e: Delete file.
21348 * config/sh/t-mlib-sh4: Delete file.
21349 * config/sh/t-mlib-sh4-nofpu: Delete file.
21350 * config/sh/t-mlib-sh4-single: Delete file.
21351 * config/sh/t-mlib-sh4-single-only: Delete file.
21352 * config/sh/t-mlib-sh4a: Delete file.
21353 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21354 * config/sh/t-mlib-sh4a-single: Delete file.
21355 * config/sh/t-mlib-sh4a-single-only: Delete file.
21356 * config/sh/t-mlib-sh4al: Delete file.
21357 * config/sh/t-mlib-sh5-32media: Delete file.
21358 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21359 * config/sh/t-mlib-sh5-64media: Delete file.
21360 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21361 * config/sh/t-mlib-sh5-compact: Delete file.
21362 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21363 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21364 * doc/install.texi (Options specification): Add
21365 --with-multilib-list and --with-endian.
21367 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21369 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21371 (OBJS-common): Add plugin-version.o.
21372 (plugin-version.o): New.
21373 * gcc-plugin.h (plugin_gcc_version): New.
21374 (plugin_default_version_check): New.
21375 (plugin_init_func, plugin_init): Add version argument.
21376 * plugin-version.c: New.
21377 * plugin.c (str_plugin_gcc_version_name): New.
21378 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21379 pass it to the init function.
21380 (plugin_default_version_check): New.
21382 2009-04-17 Richard Guenther <rguenther@suse.de>
21384 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21385 for decl-vs-decl disambiguation.
21387 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21389 * config/s390/s390.h (s390_tune_attr): New macro definition.
21390 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21392 2009-04-17 Richard Guenther <rguenther@suse.de>
21394 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21395 (fold_stmt_r): Likewise.
21396 (maybe_fold_reference): New function.
21397 (fold_gimple_assign): Handle cases fold_stmt_r did.
21398 (fold_stmt): Do not use fold_stmt_r.
21399 (fold_stmt_inplace): Likewise.
21401 2009-04-17 Richard Guenther <rguenther@suse.de>
21403 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21404 (record_equivalences_from_stmt): Remove useless checks and
21406 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21407 the type is already suitable.
21409 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21411 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21413 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21415 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21416 (CMPtype): Define as __gcc_CMPtype.
21418 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21420 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21421 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21423 2009-04-17 Richard Guenther <rguenther@suse.de>
21425 PR tree-optimization/39746
21426 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21427 special-casing for builtins and static variable use/def.
21428 (call_may_clobber_ref_p_1): Likewise.
21430 2009-04-16 Ian Lance Taylor <iant@google.com>
21432 * df.h: Include "timevar.h".
21433 (struct df_problem): Change tv_id field to timevar_id_t.
21434 * tree-pass.h: Include "timevar.h".
21435 (struct opt_pass): Change tv_id field to timevar_id_t.
21436 * timevar.h (timevar_id_t): Define TV_NONE.
21437 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21438 TV_NONE rather than tv_id != 0.
21439 (execute_one_pass): Likewise.
21440 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21441 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21442 dependencies to $(TREE_PASS_H).
21443 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21445 (pass_branch_target_load_optimize2): Likewise.
21446 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21447 (pass_outof_cfg_layout_mode): Likewise.
21448 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21449 (pass_rebuild_cgraph_edges): Likewise.
21450 (pass_remove_cgraph_callee_edges): Likewise.
21451 * df-core.c (pass_df_initialize_opt): Likewise.
21452 (pass_df_initialize_no_opt): Likewise.
21453 (pass_df_finish): Likewise.
21454 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21455 * except.c (pass_set_nothrow_function_flags): Likewise.
21456 (pass_convert_to_eh_region_ranges): Likewise.
21457 * final.c (pass_compute_alignments): Likewise.
21458 * function.c (pass_instantiate_virtual_regs): Likewise.
21459 (pass_init_function): Likewise.
21460 (pass_leaf_regs): Likewise.
21461 (pass_match_asm_constraints): Likewise.
21462 * gimple-low.c (pass_lower_cf): Likewise.
21463 (pass_mark_used_blocks): Likewise.
21464 * init-regs.c (pass_initialize_regs): Likewise.
21465 * integrate.c (pass_initial_value_sets): Likewise.
21466 * ira.c (pass_ira): Likewise.
21467 * jump.c (pass_cleanup_barriers): Likewise.
21468 * omp-low.c (pass_expand_omp): Likewise.
21469 (pass_lower_omp): Likewise.
21470 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21471 * recog.c (pass_split_all_insns): Likewise.
21472 (pass_split_after_reload): Likewise.
21473 (pass_split_before_regstack): Likewise.
21474 (pass_split_before_sched2): Likewise.
21475 (pass_split_for_shorten_branches): Likewise.
21476 * reginfo.c (pass_reginfo_init): Likewise.
21477 (pass_subregs_of_mode_init): Likewise.
21478 (pass_subregs_of_mode_finish): Likewise.
21479 * passes.c (pass_postreload): Likewise.
21480 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21481 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21482 (pass_warn_function_return): Likewise.
21483 (pass_warn_function_noreturn): Likewise.
21484 * tree-complex.c (pass_lower_complex): Likewise.
21485 (pass_lower_complex_O0): Likewise.
21486 * tree-if-conv.c (pass_if_conversion): Likewise.
21487 * tree-into-ssa.c (pass_build_ssa): Likewise.
21488 * tree-mudflap.c (pass_mudflap_1): Likewise.
21489 (pass_mudflap_2): Likewise.
21490 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21491 (pass_mudflap_2): Likewise.
21492 * tree-nrv.c (pass_return_slot): Likewise.
21493 * tree-object-size.c (pass_object_sizes): Likewise.
21494 * tree-optimize.c (pass_all_optimizations): Likewise.
21495 (pass_early_local_passes): Likewise.
21496 (pass_all_early_optimizations): Likewise.
21497 (pass_cleanup_cfg): Likewise.
21498 (pass_cleanup_cfg_post_optimizing): Likewise.
21499 (pass_free_datastructures): Likewise.
21500 (pass_free_cfg_annotations): Likewise.
21501 (pass_fixup_cfg): Likewise.
21502 (pass_init_datastructures): Likewise.
21503 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21504 (pass_late_warn_uninitialized): Likewise.
21505 (pass_update_address_taken): Likewise.
21506 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21507 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21508 (pass_cse_sincos): Likewise.
21509 (pass_convert_to_rsqrt): Likewise.
21510 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21511 * tree-stdarg.c (pass_stdarg): Likewise.
21512 * tree-tailcall.c (pass_tail_recursion): Likewise.
21513 (pass_tail_calls): Likewise.
21514 * tree-vect-generic.c (pass_lower_vector): Likewise.
21515 (pass_lower_vector_ssa): Likewise.
21516 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21518 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21520 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21522 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21524 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21525 logical and signext.
21527 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21530 * config/sh/predicates.md (arith_operand): Check if the operand
21531 of TRUNCATE is a REG.
21533 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21535 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21536 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21538 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21540 * tree-iterator.c (tsi_split_statement_list_after,
21541 tsi_split_statement_list_before): Remove.
21542 * tree-iterator.h: Remove the prototypes for
21543 tsi_split_statement_list_after and tsi_split_statement_list_before.
21545 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21547 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21548 * tree-ssa-propagate.h: Remove the prototype for
21549 stmt_makes_single_load.
21551 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21553 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21554 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21556 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21558 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21560 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21562 * except.c (eh_region_outer_p): Remove.
21563 * except.h: Remove the prototype for eh_region_outer_p.
21565 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21567 * function.c (current_function_assembler_name): Remove.
21568 * function.h: Remove the prototype for
21569 current_function_assembler_name.
21571 2009-04-16 Ian Lance Taylor <iant@google.com>
21573 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21574 (add_reg_note): Call alloc_reg_note.
21575 * rtl.h (alloc_reg_note): Declare.
21576 * combine.c (try_combine): Use alloc_reg_note.
21577 (recog_for_combine, move_deaths): Likewise.
21578 (distribute_notes): Use alloc_reg_note and add_reg_note.
21579 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21580 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21581 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21583 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21585 PR rtl-optimization/39762
21586 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21587 ira_may_move_out_cost): Add comments about way of their usage.
21588 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21590 * ira-conflicts.c (process_regs_for_copy): Use function
21591 ira_get_register_move_cost instead of global
21592 ira_register_move_cost.
21594 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21595 color_pass, move_spill_restore, update_curr_costs): Ditto.
21597 * ira-lives.c (process_single_reg_class_operands): Ditto.
21599 * ira-emit.c (emit_move_list): Ditto.
21601 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21602 (record_reg_classes): Ditto. Use functions
21603 ira_get_register_move_cost and ira_get_may_move_cost instead of
21604 global vars ira_register_move_cost, ira_may_move_out_cost and
21605 ira_may_move_in_cost.
21606 (record_address_regs): Don't call ira_init_register_move_cost.
21607 Use function ira_get_may_move_cost instead of global
21608 ira_may_move_in_cost.
21609 (process_bb_node_for_hard_reg_moves): Use function
21610 ira_get_register_move_cost instead of global ira_register_move_cost.
21611 (ira_costs): Don't call ira_init_register_move_cost.
21613 2009-04-16 Richard Guenther <rguenther@suse.de>
21615 * tree-cfg.c (verify_gimple_assign_binary):
21616 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21617 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21618 (create_general_new_stmt): Note that this function is broken.
21620 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21622 * common.opt (fhelp): Add Var(help_flag).
21623 * gcc-plugin.h (plugin_info): Add help.
21624 * plugin.c (plugin_name_args): Add help.
21625 (register_plugin_info): Set plugin->help.
21626 (print_help_one_plugin): New.
21627 (print_plugins_help): New.
21628 * plugin.h (print_plugins_help): New.
21629 * toplev.c (toplev_main): Call print_plugins_help if needed.
21631 2009-04-16 Richard Guenther <rguenther@suse.de>
21633 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21634 (gimple_ior_addresses_taken_1): New function.
21635 (gimple_ior_addresses_taken): Likewise.
21636 * gimple.h (struct gimple_statement_with_ops_base): Remove
21637 addresses_taken member.
21638 (gimple_ior_addresses_taken): Declare.
21639 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21640 gimple_set_addresses_taken): Remove.
21641 * ipa-reference.c (mark_address): New function.
21642 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21643 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21644 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21645 (gimple_add_to_addresses_taken): Remove.
21646 (get_tmr_operands): Call mark_address_taken.
21647 (get_asm_expr_operands): Likewise.
21648 (get_expr_operands): Likewise.
21649 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21650 (free_stmt_operands): Do not free it.
21651 * tree-ssa.c (delete_tree_ssa): Likewise.
21652 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21654 2009-04-16 Richard Guenther <rguenther@suse.de>
21656 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21657 (walk_stmt_load_store_ops): Likewise.
21658 * gimple.c (get_base_loadstore): New function.
21659 (walk_stmt_load_store_addr_ops): Likewise.
21660 (walk_stmt_load_store_ops): Likewise.
21661 * ipa-pure-const.c (check_op): Simplify.
21662 (check_load, check_store): New functions.
21663 (check_stmt): Use walk_stmt_load_store_ops.
21664 * ipa-reference.c (mark_load): Adjust signature.
21665 (mark_store): Likewise.
21666 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21668 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21670 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21671 (plugin_info): New.
21672 * opts.c (common_handle_option): Don't call print_version.
21673 * plugin.c (plugin_name_args): Add version.
21674 (register_plugin_info): New.
21675 (register_callback): Handle PLUGIN_INFO.
21676 (try_init_one_plugin): New.
21677 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21679 (finalize_one_plugin): New.
21680 (finalize_plugins): New.
21681 (print_one_plugin): New.
21682 (print_plugins_versions): New.
21683 * plugin.h (print_plugins_versions): New.
21684 (finalize_plugins): New.
21685 * toplev.c (compile_file): Don't call initialize_plugins.
21686 (print_version): Call print_plugins_versions.
21687 (toplev_main): Call initialize_plugins. Print version if needed.
21688 Call finalize_plugins.
21690 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21692 * common.opt (fversion): New.
21693 * gcc.c (print_version): New.
21694 (process_command): Don't print the version. Just set print_version.
21695 (main): Print version. Call subprocesses if print_version and
21696 verbose_flag are set.
21697 * opts.c (common_handle_option): Handle OPT_fversion.
21699 2009-04-16 Richard Guenther <rguenther@suse.de>
21700 Ira Rosen <irar@il.ibm.com>
21702 PR tree-optimization/39698
21703 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21704 type of the reduction variable. Only generate the def if
21707 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21708 make sure to first convert to an integer of the same precision.
21709 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21710 the type of the evolution correctly in computing the new
21711 induction variable base.
21713 2009-04-16 Richard Guenther <rguenther@suse.de>
21715 PR middle-end/39625
21716 * tree-cfg.c (make_blocks): Split statements with to-be
21717 abnormal SSA names on the lhs.
21719 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21721 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21722 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21723 * c-typeck.c (really_start_incremental_init): Likewise.
21724 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21725 (TARGET_INITIALIZER): Remove it.
21726 * target.h (struct target): Remove vector_opaque_p.
21727 * tree.c (build_opaque_vector_type): New.
21728 * tree.h (TYPE_VECTOR_OPAQUE): New.
21729 (build_opaque_vector_type): Declare.
21730 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21731 * config/rs6000/rs6000.c (build_opaque_vector_type,
21732 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21733 (rs6000_init_builtins): Use build_opaque_vector_type for
21734 opaque_V4SI_type_node.
21736 2009-04-15 Catherine Moore <clm@codesourcery.com>
21738 * debug.h (set_name): Declare.
21739 * dwarf2out.c (dwarf2out_set_name): Declare.
21740 (dwarf2_debug_hooks): Add set_name.
21741 (find_AT_string): New.
21742 (add_AT_string): Call find_AT_string.
21743 (dwarf2out_set_name): New.
21744 * cp/decl.c (grokdeclarator): Call set_name.
21745 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21746 * debug.c (do_nothing_debug_hooks): Likewise.
21747 * dbxout.c (dbx_debug_hooks): Likewise.
21748 * sdbout.c (sdb_debug_hooks): Likewise.
21750 2009-04-15 Michael Eager <eager@eagercon.com>
21752 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21753 reg for single-precision FPU.
21754 * config/rs6000/rs6000.md (movsi_internal1): Only for
21755 !TARGET_SINGLE_FPU.
21756 (movsi_internal1_single): New. Add pattern to move SI values to/from
21757 single-precision FP regs.
21759 2009-04-15 Richard Guenther <rguenther@suse.de>
21761 * omp-low.c (lower_rec_input_clauses): Build correct address
21763 (expand_omp_for_generic): Fix multiplication type.
21764 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21765 (generate_memset_zero): Fix types.
21766 * tree-profile.c (prepare_instrumented_value): Correctly
21769 2009-04-15 Ian Lance Taylor <iant@google.com>
21771 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21772 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21773 for -Wall and for -Wc++-compat.
21774 (c_common_post_options): For C++, set warn_enum_compare if not
21776 * c-tree.h (struct c_expr): Add field original_type.
21777 (build_external_ref): Update declaration.
21778 * c-parser.c (c_parser_braced_init): Set original_type.
21779 (c_parser_initelt): Likewise.
21780 (c_parser_expr_no_commas): Likewise.
21781 (c_parser_conditional_expression): Likewise.
21782 (c_parser_cast_expression): Likewise.
21783 (c_parser_unary_expression): Likewise. Pull setting of
21784 original_code to top of function.
21785 (c_parser_sizeof_expression): Set original_type.
21786 (c_parser_alignof_expression): Likewise.
21787 (c_parser_postfix_expression): Likewise. Pull setting of
21788 original_code to top of function.
21789 (c_parser_postfix_expression_after_paren_type): Set original_type.
21790 (c_parser_postfix_expression_after_primary): Likewise.
21791 (c_parser_expression): Likewise.
21792 * c-typeck.c (build_external_ref): Add type parameter. Change all
21794 (c_expr_sizeof_expr): Set original_type field.
21795 (parser_build_unary_op): Likewise.
21796 (parser_build_binary_op): Likewise. Optionally warn about
21797 comparisons of enums of different types.
21798 (digest_init): Set original_type field.
21799 (really_start_incremental_init): Likewise.
21800 (push_init_level, pop_init_level): Likewise.
21801 * doc/invoke.texi (Warning Options): -Wenum-compare now
21804 2009-04-15 Richard Guenther <rguenther@suse.de>
21806 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21807 out a necessary conversion.
21808 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21809 names we didn't value number.
21810 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21812 2009-04-15 Richard Guenther <rguenther@suse.de>
21814 PR tree-optimization/39764
21815 * tree-ssa-ccp.c (get_value): Canonicalize value with
21816 canonicalize_float_value.
21818 2009-04-15 Jan Hubicka <jh@suse.cz>
21820 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21821 Wrong version of patch.
21823 2009-04-15 Jan Hubicka <jh@suse.cz>
21825 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21827 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21829 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21830 our distinct integral and vector types.
21832 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21834 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21835 * init.c (build_vtbl_address): Remove call to assemble_external.
21837 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21839 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21840 output for other floating point modes.
21842 2009-04-14 Diego Novillo <dnovillo@google.com>
21844 * diagnostic.c (diagnostic_report_diagnostic): Do not
21845 warn about loaded plugins for DK_ERROR and DK_WARNING.
21846 * c-decl.c (declspecs_add_type): Move call to
21847 invoke_plugin_callbacks ...
21848 * c-parser.c (c_parser_declspecs): ... here.
21849 * plugin.c (dump_active_plugins): Tidy output.
21851 2009-04-14 Diego Novillo <dnovillo@google.com>
21852 Le-Chun Wu <lcwu@google.com>
21854 * configure.ac: Add --enable-plugin support.
21855 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21856 * Makefile.in (PLUGIN_H): Define.
21857 Export ENABLE_PLUGIN and GMPINC to site.exp.
21858 Add PLUGINLIBS to link command.
21859 Add/modify dependencies for plugin.o and files including plugin.h.
21861 * config.in: Regenerate.
21863 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21866 2009-04-14 Le-Chun Wu <lcwu@google.com>
21868 * tree-pass.h (register_one_dump_file): Add a prototype for
21869 register_one_dump_file.
21870 * toplev.c (compile_file): Call initialize_plugins.
21871 (do_compile): Call invoke_plugin_callbacks.
21872 (toplev_main): Call invoke_plugin_callbacks.
21873 * common.opt: Add -fplugin= and -fplugin-arg-.
21874 * gcc-plugin.h: New public header file for plugins to include.
21875 * plugin.c: New source file.
21876 * plugin.h: New internal header file.
21877 * passes.c (register_one_dump_file): Make it external.
21879 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21881 2009-04-14 Diego Novillo <dnovillo@google.com>
21883 * doc/plugins.texi: New.
21884 * doc/gccint.texi: Add reference to Plugins chapter.
21885 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21886 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21887 loaded plugins, if any.
21888 * timevar.def (TV_PLUGIN_INIT): Define.
21889 (TV_PLUGIN_RUN): Define.
21890 * plugin.c: Include timevar.h
21891 (plugins_active_p): New.
21892 (dump_active_plugins): New.
21893 (debug_active_plugins): New.
21895 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21897 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21899 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21901 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21903 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21904 the same as a minus without a shift.
21906 2009-04-14 Nick Clifton <nickc@redhat.com>
21908 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21909 comparisons with small integers will always produce a short
21912 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21915 2008-12-19 Diego Novillo <dnovillo@google.com>
21917 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21919 2009-04-14 Richard Guenther <rguenther@suse.de>
21921 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21923 (verify_gimple_assign_binary): Likewise. Handle shifts and
21925 (verify_gimple_phi): Print the mismatched argument position.
21926 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21928 (vect_update_init_of_dr): Likewise.
21929 * matrix-reorg.c (transform_access_sites): Do what the
21931 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21933 2009-04-13 Michael Eager <eager@eagercon.com>
21935 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21936 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21937 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21938 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21939 remove duplicate config
21941 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21943 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21944 file_name:line_number type locator of the call site.
21946 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21948 * genautomata.c: Put blank after comma.
21949 (automaton_decls): New.
21950 (struct unit_usage): Add comments to member next.
21951 (store_alt_unit_usage): Keep the list ordered.
21952 (unit_present_on_list_p, equal_alternatives_p): New.
21953 (check_regexp_units_distribution): Check units distribution
21954 correctness correctly.
21955 (main): Don't write automata if error is found. Return correct
21958 * config/m68k/cf.md (cfv4_ds): Remove.
21959 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21960 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21962 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21963 power4-load-ext, power4-store, power4-store-update,
21964 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21965 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21966 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21967 power4-sqrt, power4-isync): Modify reservation to make correct
21968 unit distribution to automata.
21970 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21971 power5-store-update, power5-two, power5-three, power5-lmul,
21972 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21974 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21976 * except.c (pass_set_nothrow_function_flags): Set name and add
21978 (set_nothrow_function_flags): Mention in the dump file when
21979 changing a function to nothrow.
21981 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21984 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21985 instead of unsigned long.
21987 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21989 * config/arm/arm.c (return_used_this_function): Remove.
21990 (arm_output_function_prologue): Remove use of
21991 return_used_this_function.
21992 (output_return_instruction): Replace use of
21993 return_used_this_function
21994 by cfun->machine->return_used_this_function.
21995 (arm_output_epilogue): Likewise.
21996 (arm_output_function_epilogue): Likewise.
21997 (thumb_unexpanded_epilogue): Likewise.
21998 * config/arm/arm.h (struct machine_function):
21999 New member return_used_this_function.
22001 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22003 * doc/install.texi: Correct description of default directory for
22004 --with-gxx-include-dir.
22006 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22008 * fold-const.c (build_range_check): Properly deal with enumeral and
22009 boolean base types.
22011 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22013 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22014 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22015 * params.h (MAX_GCSE_PASSES): Remove.
22016 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22017 in sequence. Remove ability to run multiple passes.
22018 (bypass_jumps): Report run as third CPROP pass.
22020 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22022 PR middle-end/39651
22023 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22024 when deciding whether the whole SEQUENCE can throw.
22026 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22029 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22030 offseted label references.
22032 2009-04-11 Jan Hubicka <jh@suse.cz>
22034 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22036 2009-04-11 Richard Guenther <rguenther@suse.de>
22038 PR middle-end/39732
22039 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22040 return variables as TREE_ADDRESSABLE.
22042 2009-04-11 Richard Guenther <rguenther@suse.de>
22044 PR tree-optimization/39713
22045 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22046 reference trees have SSA_NAME operands.
22048 2009-04-11 Richard Guenther <rguenther@suse.de>
22051 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22052 address expressions.
22054 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22056 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22057 match changes in Cygwin 1.7
22058 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22059 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22061 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22063 PR tree-optimization/39701
22064 * doc/invoke.texi (Optimization Options): Document change in
22065 meaning and initialization of -fdelete-null-pointer-checks.
22067 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22069 PR middle-end/39701
22070 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22072 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22075 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22077 2009-04-10 Chao-ying Fu <fu@mips.com>
22079 * doc/tm.texi (Instruction Output): Document
22080 TARGET_ASM_FINAL_POSTSCAN_INSN.
22081 * target.h (final_postscan_insn): New field in asm_out.
22082 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22083 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22084 * final.c (final_scan_insn): Call
22085 targetm.asm_out.final_postscan_insn after outputting
22086 an asm macro and a normal instruction.
22088 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22089 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22090 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22091 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22092 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22094 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22096 PR middle-end/39701
22097 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22098 variables as non-NULL even with -fdelete-null-pointer-checks.
22100 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22102 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22104 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22107 * config/i386/i386.c (classify_argument): Handle SCmode with
22108 (bit_offset % 64) != 0.
22110 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22112 * doc/invoke.texi (Optimize Options): Add cross-reference to
22113 -Q --help=optimizers examples.
22115 2009-04-10 Ben Elliston <bje@au.ibm.com>
22118 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22119 regalign for the reg == fpr and TDmode case.
22121 2009-04-09 David Ayers <ayers@fsfe.org>
22124 * objc/objc-act.c (warn_with_method): Remove helper function.
22125 (check_duplicates): Call warning and inform directly.
22126 (really_start_method): Likewise.
22128 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22130 * expmed.c (expand_divmod): Always use a comparison for a division
22131 by a large unsigned integer.
22133 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22134 for things others than variables or functions as nonzero.
22136 2009-04-09 Nick Clifton <nickc@redhat.com>
22138 * unwind-compat.c: Change copyright header to refer to version
22139 3 of the GNU General Public License with version 3.1 of the
22140 GCC Runtime Library Exception and to point readers at the
22141 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22142 * config/alpha/crtfastmath.c: Likewise.
22143 * config/alpha/linux-unwind.h: Likewise.
22144 * config/alpha/qrnnd.asm: Likewise.
22145 * config/alpha/vms-crt0-64.c: Likewise.
22146 * config/alpha/vms-crt0.c: Likewise.
22147 * config/alpha/vms-dwarf2.asm: Likewise.
22148 * config/alpha/vms-dwarf2eh.asm: Likewise.
22149 * config/alpha/vms-psxcrt0-64.c: Likewise.
22150 * config/alpha/vms-psxcrt0.c: Likewise.
22151 * config/alpha/vms_tramp.asm: Likewise.
22152 * config/arc/initfini.c: Likewise.
22153 * config/arc/lib1funcs.asm: Likewise.
22154 * config/arm/bpabi-v6m.S: Likewise.
22155 * config/arm/bpabi.S: Likewise.
22156 * config/arm/bpabi.c: Likewise.
22157 * config/arm/crti.asm: Likewise.
22158 * config/arm/crtn.asm: Likewise.
22159 * config/arm/ieee754-df.S: Likewise.
22160 * config/arm/ieee754-sf.S: Likewise.
22161 * config/arm/lib1funcs.asm: Likewise.
22162 * config/arm/libunwind.S: Likewise.
22163 * config/arm/linux-atomic.c: Likewise.
22164 * config/arm/mmintrin.h: Likewise.
22165 * config/arm/pr-support.c: Likewise.
22166 * config/arm/unaligned-funcs.c: Likewise.
22167 * config/arm/unwind-arm.c: Likewise.
22168 * config/arm/unwind-arm.h: Likewise.
22169 * config/avr/libgcc.S: Likewise.
22170 * config/bfin/crti.s: Likewise.
22171 * config/bfin/crtlibid.s: Likewise.
22172 * config/bfin/crtn.s: Likewise.
22173 * config/bfin/lib1funcs.asm: Likewise.
22174 * config/bfin/linux-unwind.h: Likewise.
22175 * config/cris/arit.c: Likewise.
22176 * config/cris/cris_abi_symbol.c: Likewise.
22177 * config/darwin-64.c: Likewise.
22178 * config/darwin-crt2.c: Likewise.
22179 * config/darwin-crt3.c: Likewise.
22180 * config/darwin.h: Likewise.
22181 * config/dbxelf.h: Likewise.
22182 * config/dfp-bit.c: Likewise.
22183 * config/dfp-bit.h: Likewise.
22184 * config/elfos.h: Likewise.
22185 * config/fixed-bit.c: Likewise.
22186 * config/fixed-bit.h: Likewise.
22187 * config/fp-bit.c: Likewise.
22188 * config/fp-bit.h: Likewise.
22189 * config/fr30/crti.asm: Likewise.
22190 * config/fr30/crtn.asm: Likewise.
22191 * config/fr30/lib1funcs.asm: Likewise.
22192 * config/freebsd-spec.h: Likewise.
22193 * config/frv/cmovd.c: Likewise.
22194 * config/frv/cmovh.c: Likewise.
22195 * config/frv/cmovw.c: Likewise.
22196 * config/frv/frvbegin.c: Likewise.
22197 * config/frv/frvend.c: Likewise.
22198 * config/frv/lib1funcs.asm: Likewise.
22199 * config/glibc-stdint.h: Likewise.
22200 * config/h8300/clzhi2.c: Likewise.
22201 * config/h8300/crti.asm: Likewise.
22202 * config/h8300/crtn.asm: Likewise.
22203 * config/h8300/ctzhi2.c: Likewise.
22204 * config/h8300/fixunssfsi.c: Likewise.
22205 * config/h8300/lib1funcs.asm: Likewise.
22206 * config/h8300/parityhi2.c: Likewise.
22207 * config/h8300/popcounthi2.c: Likewise.
22208 * config/i386/ammintrin.h: Likewise.
22209 * config/i386/att.h: Likewise.
22210 * config/i386/avxintrin.h: Likewise.
22211 * config/i386/biarch64.h: Likewise.
22212 * config/i386/bmmintrin.h: Likewise.
22213 * config/i386/cpuid.h: Likewise.
22214 * config/i386/cross-stdarg.h: Likewise.
22215 * config/i386/crtfastmath.c: Likewise.
22216 * config/i386/crtprec.c: Likewise.
22217 * config/i386/cygming-crtbegin.c: Likewise.
22218 * config/i386/cygming-crtend.c: Likewise.
22219 * config/i386/cygwin.asm: Likewise.
22220 * config/i386/emmintrin.h: Likewise.
22221 * config/i386/gmm_malloc.h: Likewise.
22222 * config/i386/gthr-win32.c: Likewise.
22223 * config/i386/i386.h: Likewise.
22224 * config/i386/immintrin.h: Likewise.
22225 * config/i386/linux-unwind.h: Likewise.
22226 * config/i386/linux64.h: Likewise.
22227 * config/i386/mm3dnow.h: Likewise.
22228 * config/i386/mmintrin-common.h: Likewise.
22229 * config/i386/mmintrin.h: Likewise.
22230 * config/i386/nmmintrin.h: Likewise.
22231 * config/i386/pmm_malloc.h: Likewise.
22232 * config/i386/pmmintrin.h: Likewise.
22233 * config/i386/smmintrin.h: Likewise.
22234 * config/i386/sol2-c1.asm: Likewise.
22235 * config/i386/sol2-ci.asm: Likewise.
22236 * config/i386/sol2-cn.asm: Likewise.
22237 * config/i386/sol2-gc1.asm: Likewise.
22238 * config/i386/tmmintrin.h: Likewise.
22239 * config/i386/unix.h: Likewise.
22240 * config/i386/w32-unwind.h: Likewise.
22241 * config/i386/wmmintrin.h: Likewise.
22242 * config/i386/x86-64.h: Likewise.
22243 * config/i386/x86intrin.h: Likewise.
22244 * config/i386/xmmintrin.h: Likewise.
22245 * config/ia64/crtbegin.asm: Likewise.
22246 * config/ia64/crtend.asm: Likewise.
22247 * config/ia64/crtfastmath.c: Likewise.
22248 * config/ia64/crti.asm: Likewise.
22249 * config/ia64/crtn.asm: Likewise.
22250 * config/ia64/fde-glibc.c: Likewise.
22251 * config/ia64/lib1funcs.asm: Likewise.
22252 * config/ia64/linux-unwind.h: Likewise.
22253 * config/ia64/quadlib.c: Likewise.
22254 * config/ia64/unwind-ia64.c: Likewise.
22255 * config/linux.h: Likewise.
22256 * config/m32c/m32c-lib1.S: Likewise.
22257 * config/m32c/m32c-lib2-trapv.c: Likewise.
22258 * config/m32c/m32c-lib2.c: Likewise.
22259 * config/m32r/initfini.c: Likewise.
22260 * config/m68hc11/larith.asm: Likewise.
22261 * config/m68hc11/m68hc11-crt0.S: Likewise.
22262 * config/m68k/cf.md: Likewise.
22263 * config/m68k/crti.s: Likewise.
22264 * config/m68k/crtn.s: Likewise.
22265 * config/m68k/lb1sf68.asm: Likewise.
22266 * config/m68k/linux-unwind.h: Likewise.
22267 * config/mcore/crti.asm: Likewise.
22268 * config/mcore/crtn.asm: Likewise.
22269 * config/mcore/lib1.asm: Likewise.
22270 * config/mips/linux-unwind.h: Likewise.
22271 * config/mips/loongson.h: Likewise.
22272 * config/mips/mips16.S: Likewise.
22273 * config/mmix/crti.asm: Likewise.
22274 * config/mmix/crtn.asm: Likewise.
22275 * config/pa/fptr.c: Likewise.
22276 * config/pa/hpux-unwind.h: Likewise.
22277 * config/pa/lib2funcs.asm: Likewise.
22278 * config/pa/linux-atomic.c: Likewise.
22279 * config/pa/linux-unwind.h: Likewise.
22280 * config/pa/milli64.S: Likewise.
22281 * config/pa/quadlib.c: Likewise.
22282 * config/pa/stublib.c: Likewise.
22283 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22284 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22285 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22286 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22287 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22288 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22289 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22290 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22291 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22292 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22293 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22294 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22295 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22296 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22297 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22298 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22299 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22300 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22301 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22302 * config/rs6000/750cl.h: Likewise.
22303 * config/rs6000/altivec.h: Likewise.
22304 * config/rs6000/biarch64.h: Likewise.
22305 * config/rs6000/crtresfpr.asm: Likewise.
22306 * config/rs6000/crtresgpr.asm: Likewise.
22307 * config/rs6000/crtresxfpr.asm: Likewise.
22308 * config/rs6000/crtresxgpr.asm: Likewise.
22309 * config/rs6000/crtsavfpr.asm: Likewise.
22310 * config/rs6000/crtsavgpr.asm: Likewise.
22311 * config/rs6000/darwin-asm.h: Likewise.
22312 * config/rs6000/darwin-fallback.c: Likewise.
22313 * config/rs6000/darwin-fpsave.asm: Likewise.
22314 * config/rs6000/darwin-ldouble.c: Likewise.
22315 * config/rs6000/darwin-tramp.asm: Likewise.
22316 * config/rs6000/darwin-unwind.h: Likewise.
22317 * config/rs6000/darwin-vecsave.asm: Likewise.
22318 * config/rs6000/darwin-world.asm: Likewise.
22319 * config/rs6000/e500crtres32gpr.asm: Likewise.
22320 * config/rs6000/e500crtres64gpr.asm: Likewise.
22321 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22322 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22323 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22324 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22325 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22326 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22327 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22328 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22329 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22330 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22331 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22332 * config/rs6000/eabi-ci.asm: Likewise.
22333 * config/rs6000/eabi-cn.asm: Likewise.
22334 * config/rs6000/eabi.asm: Likewise.
22335 * config/rs6000/linux-unwind.h: Likewise.
22336 * config/rs6000/linux64.h: Likewise.
22337 * config/rs6000/paired.h: Likewise.
22338 * config/rs6000/paired.md: Likewise.
22339 * config/rs6000/ppc64-fp.c: Likewise.
22340 * config/rs6000/ppu_intrinsics.h: Likewise.
22341 * config/rs6000/rs6000.h: Likewise.
22342 * config/rs6000/si2vmx.h: Likewise.
22343 * config/rs6000/sol-ci.asm: Likewise.
22344 * config/rs6000/sol-cn.asm: Likewise.
22345 * config/rs6000/spe.h: Likewise.
22346 * config/rs6000/spu2vmx.h: Likewise.
22347 * config/rs6000/sysv4.h: Likewise.
22348 * config/rs6000/tramp.asm: Likewise.
22349 * config/rs6000/vec_types.h: Likewise.
22350 * config/s390/linux-unwind.h: Likewise.
22351 * config/s390/tpf-unwind.h: Likewise.
22352 * config/score/crti.asm: Likewise.
22353 * config/score/crtn.asm: Likewise.
22354 * config/sh/crt1.asm: Likewise.
22355 * config/sh/crti.asm: Likewise.
22356 * config/sh/crtn.asm: Likewise.
22357 * config/sh/divtab-sh4-300.c: Likewise.
22358 * config/sh/divtab-sh4.c: Likewise.
22359 * config/sh/divtab.c: Likewise.
22360 * config/sh/lib1funcs-4-300.asm: Likewise.
22361 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22362 * config/sh/lib1funcs.asm: Likewise.
22363 * config/sh/lib1funcs.h: Likewise.
22364 * config/sh/linux-atomic.asm: Likewise.
22365 * config/sh/linux-unwind.h: Likewise.
22366 * config/sh/shmedia.h: Likewise.
22367 * config/sh/sshmedia.h: Likewise.
22368 * config/sh/ushmedia.h: Likewise.
22369 * config/sparc/crtfastmath.c: Likewise.
22370 * config/sparc/linux-unwind.h: Likewise.
22371 * config/sparc/sol2-c1.asm: Likewise.
22372 * config/sparc/sol2-ci.asm: Likewise.
22373 * config/sparc/sol2-cn.asm: Likewise.
22374 * config/spu/divmodti4.c: Likewise.
22375 * config/spu/divv2df3.c: Likewise.
22376 * config/spu/float_disf.c: Likewise.
22377 * config/spu/float_unsdidf.c: Likewise.
22378 * config/spu/float_unsdisf.c: Likewise.
22379 * config/spu/float_unssidf.c: Likewise.
22380 * config/spu/mfc_multi_tag_release.c: Likewise.
22381 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22382 * config/spu/mfc_tag_release.c: Likewise.
22383 * config/spu/mfc_tag_reserve.c: Likewise.
22384 * config/spu/mfc_tag_table.c: Likewise.
22385 * config/spu/multi3.c: Likewise.
22386 * config/spu/spu_internals.h: Likewise.
22387 * config/spu/spu_intrinsics.h: Likewise.
22388 * config/spu/spu_mfcio.h: Likewise.
22389 * config/spu/vec_types.h: Likewise.
22390 * config/spu/vmx2spu.h: Likewise.
22391 * config/stormy16/stormy16-lib2.c: Likewise.
22392 * config/svr4.h: Likewise.
22393 * config/sync.c: Likewise.
22394 * config/v850/lib1funcs.asm: Likewise.
22395 * config/vxlib-tls.c: Likewise.
22396 * config/vxlib.c: Likewise.
22397 * config/vxworks-dummy.h: Likewise.
22398 * config/xtensa/crti.asm: Likewise.
22399 * config/xtensa/crtn.asm: Likewise.
22400 * config/xtensa/ieee754-df.S: Likewise.
22401 * config/xtensa/ieee754-sf.S: Likewise.
22402 * config/xtensa/lib1funcs.asm: Likewise.
22403 * config/xtensa/lib2funcs.S: Likewise.
22404 * config/xtensa/linux-unwind.h: Likewise.
22405 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22406 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22407 * coretypes.h: Likewise.
22408 * crtstuff.c: Likewise.
22409 * defaults.h: Likewise.
22410 * dwarf2.h: Likewise.
22411 * emutls.c: Likewise.
22412 * gbl-ctors.h: Likewise.
22413 * gcov-io.h: Likewise.
22414 * ginclude/float.h: Likewise.
22415 * ginclude/iso646.h: Likewise.
22416 * ginclude/stdarg.h: Likewise.
22417 * ginclude/stdbool.h: Likewise.
22418 * ginclude/stddef.h: Likewise.
22419 * ginclude/stdfix.h: Likewise.
22420 * ginclude/stdint-gcc.h: Likewise.
22421 * ginclude/tgmath.h: Likewise.
22422 * gthr-aix.h: Likewise.
22423 * gthr-dce.h: Likewise.
22424 * gthr-gnat.c: Likewise.
22425 * gthr-gnat.h: Likewise.
22426 * gthr-lynx.h: Likewise.
22427 * gthr-mipssde.h: Likewise.
22428 * gthr-nks.h: Likewise.
22429 * gthr-posix.c: Likewise.
22430 * gthr-posix.h: Likewise.
22431 * gthr-posix95.h: Likewise.
22432 * gthr-rtems.h: Likewise.
22433 * gthr-single.h: Likewise.
22434 * gthr-solaris.h: Likewise.
22435 * gthr-tpf.h: Likewise.
22436 * gthr-vxworks.h: Likewise.
22437 * gthr-win32.h: Likewise.
22438 * gthr.h: Likewise.
22439 * libgcc2.c: Likewise.
22440 * libgcc2.h: Likewise.
22441 * libgcov.c: Likewise.
22442 * tsystem.h: Likewise.
22443 * typeclass.h: Likewise.
22444 * unwind-c.c: Likewise.
22445 * unwind-compat.h: Likewise.
22446 * unwind-dw2-fde-compat.c: Likewise.
22447 * unwind-dw2-fde-darwin.c: Likewise.
22448 * unwind-dw2-fde-glibc.c: Likewise.
22449 * unwind-dw2-fde.c: Likewise.
22450 * unwind-dw2-fde.h: Likewise.
22451 * unwind-dw2.c: Likewise.
22452 * unwind-dw2.h: Likewise.
22453 * unwind-generic.h: Likewise.
22454 * unwind-pe.h: Likewise.
22455 * unwind-sjlj.c: Likewise.
22456 * unwind.inc: Likewise.
22457 * config/arm/neon-gen.ml: Change generated copyright header to
22458 refer to version 3 of the GNU General Public License with
22459 version 3.1 of the GCC Runtime Library Exception and to point
22460 readers at the COPYING3 and COPYING3.RUNTIME files and the
22461 FSF's license web page.
22462 * config/arm/arm_neon.h: Regenerate.
22464 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22466 * config/cris/cris.md: Change copyright header to refer to version
22467 3 of the GNU General Public License.
22468 * doc/install.texi2html: Change copyright header to refer to version
22469 3 of the GNU General Public License and to point readers at the
22470 COPYING3 file and the FSF's license web page.
22471 * config/vax/linux.h: Likewise.
22473 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22475 * config/i386/i386.md (cmpcc): New.
22476 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22477 (sync_compare_and_swap_cc*): Delete.
22479 * config/s390/s390.c (s390_compare_emitted): Remove.
22480 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22481 s390_compare_emitted used to be handled. Assert that modes match.
22482 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22483 refer to sync_compare_and_swap_ccsi.
22484 * config/s390/s390.h (s390_compare_emitted): Remove.
22485 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22486 instead of s390_compare_emitted.
22487 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22488 instead of s390_compare_emitted.
22489 * config/s390/s390.md (cmpcc): New.
22490 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22491 CC_REGNUM, do not pretend it's set.
22492 (sync_compare_and_swap_cc*): Delete.
22493 * config/s390/predicates.md (cc_reg_operand): New.
22495 * expr.c (sync_compare_and_swap_cc): Delete.
22496 * optabs.h (sync_compare_and_swap_cc): Delete.
22497 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22498 is being used with can_compare_p.
22499 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22500 (find_cc_set): New.
22501 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22502 look for a MODE_CC set instead. Use emit_store_flag.
22503 (expand_compare_and_swap_loop): Likewise, with some additional
22504 complication to avoid a force_reg when useless. Use
22505 emit_cmp_and_jump_insns.
22506 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22507 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22508 sync_compare_and_swap documentation.
22510 2009-04-09 Jan Hubicka <jh@suse.cz>
22512 * except.c (find_prev_try): Break out from ....
22513 (duplicate_eh_regions): ... here; properly update prev_try pointers
22514 when duplication part of tree.
22515 (dump_eh_tree): Improve dumping.
22516 (verify_eh_region): New.
22517 (verify_eh_tree): Use it.
22519 2009-04-06 Richard Guenther <rguenther@suse.de>
22521 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22522 &ARRAY addresses by adjusting their types and prepending
22524 * tree-cfg.c (verify_gimple_assign_single): Verify that
22525 addresses are correct.
22527 2009-04-09 Richard Guenther <rguenther@suse.de>
22529 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22530 indices into an array reference if possible.
22531 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22532 Fold POINTER_PLUS_EXPR statements with invariant address.
22534 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22537 * config.gcc (powerpc64-*-linux*): Always build biarch.
22539 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22542 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22543 it and pedwarn if this results in an INTEGER_CST.
22545 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22547 * doc/install.texi: Update minimum GMP version. Remove obsolete
22548 text in MPFR section.
22550 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22552 * dwarf2out.c (class_scope_p): New static inline.
22553 (class_or_namespace_scope_p): Use it.
22554 (gen_variable_die): Use DW_TAG_member tag for static data member
22555 declarations instead of DW_TAG_variable.
22557 PR middle-end/39573
22558 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22561 2009-04-08 Richard Guenther <rguenther@suse.de>
22563 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22564 valueize random data.
22566 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22568 * config.gcc (aix tm_file): Add aix-stdint.h.
22569 (aix tm clause use_gcc_stdint): Set to wrap.
22570 * config/rs6000/aix-stdint.h: New file.
22572 2009-04-08 Richard Guenther <rguenther@suse.de>
22574 PR middle-end/36291
22575 * tree-dfa.c (add_referenced_var): Do not recurse into
22576 global initializers.
22577 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22579 (fold_const_aggregate_ref): Likewise.
22581 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22583 * recog.c (ordered_comparison_operator): New.
22584 * gensupport.c (std_preds): Add it.
22585 * doc/md.texi (Machine-Independent Predicates): Document it.
22587 2009-04-08 Jan Hubicka <jh@suse.cz>
22589 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22590 * function.h (rtl_eh): Remove exception_handler_label_map.
22591 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22592 remove_exception_handler_label, for_each_eh_label_1): Remove.
22593 (rtl_remove_unreachable_regions): Remove.
22594 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22595 (find_exception_handler_labels): Don't build the hashtable.
22596 (maybe_remove_eh_handler): Remove.
22597 (for_each_eh_label): Rewrite to walk the tree.
22598 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22599 * except.h (maybe_remove_eh_handler): Remove.
22600 * passes.c (init_optimization_passes): Schedule second EH cleanup
22602 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22603 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22605 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22607 * genoutput.c (validate_optab_operands): New.
22608 (gen_insn, gen_expand): Call it.
22610 * genflags.c (gen_insn): Detect misused iterators.
22611 (main): Pass line_no to gen_insn, exit with status 1 on error.
22613 * genextract.c (line_no): Make global.
22614 (VEC_safe_set_locstr): Change assertion to error message.
22615 (main): Exit with status 1 on error.
22617 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22621 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22622 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22623 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22624 * c-convert.c (convert): Do not call fold on results of conversion
22625 functions when the result is a C_MAYBE_CONST_EXPR.
22626 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22627 of __builtin_choose_expr.
22628 * c-typeck.c (remove_c_maybe_const_expr): New.
22629 (build_unary_op, build_conditional_expr, build_compound_expr,
22630 build_binary_op, c_objc_common_truthvalue_conversion): Call
22631 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22634 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22636 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22637 CODE to produce a new one. Add a prototype to use fold_convert_const
22639 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22642 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22643 mix declarations and code.
22645 2009-04-08 Ben Elliston <bje@au.ibm.com>
22647 * gcc.c: Replace `CC' with `GCC' throughout.
22649 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22651 * doc/invoke.texi: Document Atom support.
22653 2009-04-07 Jason Merrill <jason@redhat.com>
22656 * c-common.h, c-common.c: Add flag_pretty_templates.
22657 * c-opts.c (c_common_handle_option): Set it.
22658 * c.opt: Add -fno-pretty-templates.
22659 * doc/invoke.texi (C++ Dialect Options): Likewise.
22661 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22663 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22664 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22665 (ia64_expand_builtin): Likewise.
22667 2009-04-07 Martin Jambor <mjambor@suse.cz>
22669 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22670 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22671 ADDR_EXPRS are include too.
22673 2009-04-07 Richard Guenther <rguenther@suse.de>
22675 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22676 decls are only used if passes as parameters or if they are
22677 local statics and the call is not to a builtin.
22678 (call_may_clobber_ref_p_1): Likewise.
22680 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22682 * expr.c (do_store_flag): Remove last argument. Simplify code
22683 to avoid duplication of tests already done by can_compare_p.
22684 (expand_expr_real_1): Adjust caller.
22686 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22688 * optabs.c (can_compare_p): Test the predicate of a
22689 cbranch and cstore pattern.
22691 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22693 * expr.c (convert_move): Use emit_store_flag instead of
22696 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22698 * config/i386/i386.c (ix86_compare_emitted): Remove.
22699 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22700 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22701 * config/i386/i386.h (ix86_compare_emitted): Remove.
22702 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22703 instead of ix86_compare_emitted.
22704 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22706 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22708 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22709 Add t-sysroot-suffix to tmake_file.
22710 * config/print-sysroot-suffix.sh: New file.
22711 * config/t-sysroot-suffix: New file.
22713 2009-04-07 Ben Elliston <bje@au.ibm.com>
22715 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22716 as the latter produces a warning when the target does not support
22719 2009-04-07 Ben Elliston <bje@au.ibm.com>
22721 * dfp.c: Replace type punning assignments with memcpy throughout.
22722 * Makefile.in (dfp.o-warn): Remove.
22724 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22727 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22728 Include soft-fp/t-softfp after rs6000/t-linux64.
22730 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22732 * stor-layout.c (set_sizetype): Use the full precision of their
22733 machine mode for bitsize types.
22735 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22737 * config/i386/i386.md: Revert 2 accidental checkins.
22739 2009-04-06 Joey Ye <joey.ye@intel.com>
22740 Xuepeng Guo <xuepeng.guo@intel.com>
22741 H.J. Lu <hongjiu.lu@intel.com>
22743 Atom pipeline model, tuning and insn selection.
22744 * config.gcc (atom): Add atom config options and target.
22746 * config/i386/atom.md: New.
22748 * config/i386/i386.c (atom_cost): New cost.
22749 (m_ATOM): New macro flag.
22750 (initial_ix86_tune_features): Set m_ATOM.
22751 (x86_accumulate_outgoing_args): Likewise.
22752 (x86_arch_always_fancy_math_387): Likewise.
22753 (processor_target): Add Atom cost.
22754 (cpu_names): Add Atom cpu name.
22755 (override_options): Set Atom ISA.
22756 (ix86_issue_rate): New case PROCESSOR_ATOM.
22757 (ix86_adjust_cost): Likewise.
22759 * config/i386/i386.h (TARGET_ATOM): New target macro.
22760 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22761 (TARGET_OPT_AGU): New target option.
22762 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22763 (processor_type): Add PROCESSOR_ATOM.
22765 * config/i386/i386.md (cpu): Add new value "atom".
22766 (use_carry, movu): New attr.
22767 (atom.md): Include atom.md.
22768 (adddi3_carry_rex64): Set attr "use_carry".
22769 (addqi3_carry): Likewise.
22770 (addhi3_carry): Likewise.
22771 (addsi3_carry): Likewise.
22772 (*addsi3_carry_zext): Likewise.
22773 (subdi3_carry_rex64): Likewise.
22774 (subqi3_carry): Likewise.
22775 (subhi3_carry): Likewise.
22776 (subsi3_carry): Likewise.
22777 (x86_movdicc_0_m1_rex64): Likewise.
22778 (*x86_movdicc_0_m1_se): Likewise.
22779 (x86_movsicc_0_m1): Likewise.
22780 (*x86_movsicc_0_m1_se): Likewise.
22781 (*adddi_1_rex64): Emit add insn as much as possible.
22782 (*addsi_1): Likewise.
22783 (return_internal): Set atom_unit.
22784 (return_internal_long): Likewise.
22785 (return_pop_internal): Likewise.
22786 (*rcpsf2_sse): Set atom_sse_attr attr.
22787 (*qrt<mode>2_sse): Likewise.
22788 (*prefetch_sse): Likewise.
22790 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22792 (ix86_target_macros_internal): Likewise.
22794 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22795 (*prefetch_sse_rex): Likewise.
22796 (sse_rcpv4sf2): Likewise.
22797 (sse_vmrcpv4sf2): Likewise.
22798 (sse_sqrtv4sf2): Likewise.
22799 (<sse>_vmsqrt<mode>2): Likewise.
22800 (sse_ldmxcsr): Likewise.
22801 (sse_stmxcsr): Likewise.
22802 (*sse_sfence): Likewise.
22803 (sse2_clflush): Likewise.
22804 (*sse2_mfence): Likewise.
22805 (*sse2_lfence): Likewise.
22806 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22807 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22808 (avx_movdqu<avxmodesuffix>): Likewise.
22809 (avx_lddqu<avxmodesuffix>): Likewise.
22810 (sse2_movntv2di): Change attr "type" to "ssemov".
22811 (sse2_movntsi): Likewise.
22812 (rsqrtv8sf2): Change attr "type" to "sseadd".
22813 (sse3_addsubv2df3): Set attr "atom_unit".
22814 (sse3_h<plusminus_insn>v4sf3): Likewise.
22815 (*sse2_pmaddwd): Likewise.
22816 (*vec_extractv2di_1_rex64): Likewise.
22817 (*vec_extractv2di_1_avx): Likewise.
22818 (sse2_psadbw): Likewise.
22819 (ssse3_phaddwv8hi3): Likewise.
22820 (ssse3_phaddwv4hi3): Likewise.
22821 (ssse3_phadddv4si3): Likewise.
22822 (ssse3_phadddv2si3): Likewise.
22823 (ssse3_phaddswv8hi3): Likewise.
22824 (ssse3_phaddswv4hi3): Likewise.
22825 (ssse3_phsubwv8hi3): Likewise.
22826 (ssse3_phsubwv4hi3): Likewise.
22827 (ssse3_phsubdv4si3): Likewise.
22828 (ssse3_phsubdv2si3): Likewise.
22829 (ssse3_phsubswv8hi3): Likewise.
22830 (ssse3_phsubswv4hi3): Likewise.
22831 (ssse3_pmaddubsw128): Likewise.
22832 (sse3_pmaddubsw: Likewise.
22833 (ssse3_palignrti): Likewise.
22834 (ssse3_palignrdi): Likewise.
22836 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22838 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22840 2009-04-06 Richard Guenther <rguenther@suse.de>
22842 PR tree-optimization/28868
22843 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22844 of which PHI results we inserted.
22845 (insert_into_preds_of_block): Record inserted PHIs.
22846 (eliminate): Eliminate redundant PHI nodes.
22847 (init_pre): Init inserted_phi_names.
22849 2009-04-06 Richard Guenther <rguenther@suse.de>
22851 PR tree-optimization/39643
22852 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22853 IMAGPART_EXPRs of complex constants.
22854 (execute_fold_all_builtins): If we folded a call queue
22855 TODO_update_address_taken.
22857 2009-04-06 Jan Hubicka <jh@suse.cz>
22859 PR middle-end/39659
22860 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22863 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22865 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22867 (ic_invalidate_array): Likewise.
22869 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22871 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22872 alignment for library calls.
22874 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22876 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22877 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22878 * config/i386/mingw-stdint.h: New file.
22880 2009-04-05 Richard Guenther <rguenther@suse.de>
22882 PR tree-optimization/39648
22883 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22884 our &A vs. &A[0] IL deficiencies.
22886 2009-04-04 Jan Hubicka <jh@suse.cz>
22888 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22889 removed toplevel regions.
22890 (sjlj_mark_call_sites): Likewise.
22892 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22894 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22895 (cygwin tm clause use_gcc_stdint): Set to wrap.
22896 * config/i386/cygwin-stdint.h: New file.
22898 2009-04-04 Richard Guenther <rguenther@suse.de>
22900 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22901 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22902 single-argument PHIs if we are in loop-closed SSA form.
22903 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22904 for the pre-condition.
22905 (slpeel_tree_peel_loop_to_edge): Likewise.
22906 (vect_build_loop_niters): Take an optional sequence to append stmts.
22907 (vect_generate_tmps_on_preheader): Likewise.
22908 (vect_do_peeling_for_loop_bound): Take extra guards for the
22910 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22911 the cost model check.
22912 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22913 guards if we are going to peel. Do not apply versioning in that case.
22914 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22915 (vect_do_peeling_for_loop_bound): Likewise.
22916 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22917 loop bound only record extra pre-conditions, do not apply loop
22920 2009-04-04 Richard Guenther <rguenther@suse.de>
22922 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22925 2009-04-04 Jan Hubicka <jh@suse.cz>
22927 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22928 last_basic_block for size of bb->index indexed array.
22929 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22930 compute_out, link_btr_uses, build_btr_def_use_webs,
22931 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22933 2009-04-04 Jan Hubicka <jh@suse.cz>
22935 * except.c (remove_eh_handler_and_replace): Break out from ...
22936 (remove_eh_handler): ... here.
22937 (bring_to_root): New function.
22938 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22939 handled ones, bring others to root of tree.
22941 2009-04-04 Jan Hubicka <jh@suse.cz>
22943 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22944 (all_phis_safe_to_merge): New function.
22945 (update_info): New structure.
22946 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22947 (cleanup_empty_eh): Update SSA if possible.
22949 2009-04-04 Richard Guenther <rguenther@suse.de>
22951 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22952 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22953 (append_vuse): Likewise.
22955 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22957 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22958 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22959 instead of REG_UNSAVED for DW_CFA_undefined.
22960 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22961 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22964 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22967 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22969 2009-04-04 Richard Guenther <rguenther@suse.de>
22971 PR tree-optimization/8781
22972 PR tree-optimization/37892
22973 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22974 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22975 (valueize_refs): Call it for *& valueizations.
22976 (shared_reference_ops_from_ref): Rename to ...
22977 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22978 (shared_reference_ops_from_call): Rename to ...
22979 (valueize_shared_reference_ops_from_call): ... this and valueize.
22980 (vn_reference_lookup): Update.
22981 (visit_reference_op_call): Likewise.
22982 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22983 (eliminate): Value-replace the call address in call statements.
22985 2009-04-04 Richard Guenther <rguenther@suse.de>
22987 PR tree-optimization/39636
22988 * tree-ssa-forwprop.c
22989 (forward_propagate_addr_into_variable_array_index): Check for
22990 GIMPLE_ASSIGN before accessing the rhs code.
22992 2009-04-03 Jason Merrill <jason@redhat.com>
22994 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22996 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22998 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22999 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23000 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23001 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23002 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23003 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23004 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23005 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23006 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23007 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23008 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23009 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23010 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23011 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23012 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23013 Use fr_reg_or_fp01_operand instead of fr_register_operand
23015 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23016 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23017 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23019 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23021 PR rtl-optimization/39607
23022 PR rtl-optimization/39631
23026 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23027 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23028 instead of DF_LR_OUT.
23029 * ira-lives.c (process_bb_node_lives): Ditto.
23030 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23031 instead of DF_LR_{OUT,IN}.
23032 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23033 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23035 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23037 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23038 (execute_lower_omp): Always run but take the short way out if -fopenmp
23040 (gate_lower_omp): Remove, forcing the pass manager to always run the
23041 pass and always set PROP_gimple_lomp.
23042 (pass_lower_omp): Remove gate function.
23043 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23044 PROP_trees. Instead, require it.
23045 * ipa-cp.c (pass_ipa_cp): Likewise.
23046 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23047 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23048 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23049 and PROP_gimple_leh.
23051 2009-04-03 Richard Guenther <rguenther@suse.de>
23053 PR middle-end/13146
23054 PR tree-optimization/23940
23055 PR tree-optimization/33237
23056 PR middle-end/33974
23057 PR middle-end/34093
23058 PR tree-optimization/36201
23059 PR tree-optimization/36230
23060 PR tree-optimization/38049
23061 PR tree-optimization/38207
23062 PR tree-optimization/38230
23063 PR tree-optimization/38301
23064 PR tree-optimization/38585
23065 PR middle-end/38895
23066 PR tree-optimization/38985
23067 PR tree-optimization/39299
23068 * tree-ssa-structalias.h: Remove.
23069 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23070 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23071 (struct vuse_element_d): Remove.
23072 (struct vuse_vec_d): Likewise.
23073 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23074 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23075 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23076 VUSE_ELEMENT_VAR): Likewise.
23077 (struct voptype_d): Likewise.
23078 (NUM_VOP_FREE_BUCKETS): Likewise.
23079 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23080 (struct stmt_operands_d): Remove.
23081 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23082 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23083 VDEF_NUM, VDEF_VECT): Likewise.
23084 (copy_virtual_operands): Remove.
23085 (operand_build_cmp): Likewise.
23086 (create_ssa_artificial_load_stmt): Likewise.
23087 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23088 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23089 vuse_index and mayuse_index members. Pack and move done and iter_type
23090 members to the front.
23091 (SSA_OP_VMAYUSE): Remove.
23092 (SSA_OP_VIRTUAL_USES): Adjust.
23093 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23094 (unlink_stmt_vdef): Declare.
23095 (add_to_addressable_set): Remove.
23096 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23097 (vrp_visit_stmt): Likewise.
23098 * doc/tree-ssa.texi (Alias analysis): Update.
23099 * doc/invoke.texi (max-aliased-vops): Remove docs.
23100 (avg-aliased-vops): Likewise.
23101 * tree-into-ssa.c (syms_to_rename): Remove.
23102 (need_to_update_vops_p): Likewise.
23103 (need_to_initialize_update_ssa_p): Rename to ...
23104 (update_ssa_initialized_fn): ... this. Track function we are
23106 (symbol_marked_for_renaming): Simplify.
23107 (add_new_name_mapping): Do not set need_to_update_vops_p.
23108 (dump_currdefs): Use SYMS_TO_RENAME.
23109 (rewrite_update_stmt): Always walk all uses/defs.
23110 (dump_update_ssa): Adjust.
23111 (init_update_ssa): Take function argument. Track what we are
23113 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23114 (create_new_def_for): Initialize for cfun, assert we are initialized
23116 (mark_sym_for_renaming): Simplify.
23117 (mark_set_for_renaming): Do not initialize update-ssa.
23118 (need_ssa_update_p): Simplify. Take function argument.
23119 (name_mappings_registered_p): Assert we ask for the correct function.
23120 (name_registered_for_update_p): Likewise.
23121 (ssa_names_to_replace): Likewise.
23122 (release_ssa_name_after_update_ssa): Likewise.
23123 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23124 (dump_decl_set): Do not print a newline.
23125 (debug_decl_set): Do it here.
23126 (dump_update_ssa): And here.
23127 * tree-ssa-loop-im.c (move_computations): Adjust.
23128 (movement_possibility): Likewise.
23129 (determine_max_movement): Likewise.
23130 (gather_mem_refs_stmt): Likewise.
23131 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23132 or NAME_MEMORY_TAG.
23133 * tree-complex.c (update_all_vops): Remove.
23134 (expand_complex_move): Adjust.
23135 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23136 Simplify test for memory referencing statement. Exclude
23137 non-invariant ADDR_EXPRs.
23138 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23139 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23140 (rdg_flag_uses): Likewise.
23141 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23143 (tree_optimize_tail_calls_1): Also split the
23144 edge from the entry block if we have degenerate PHI nodes in
23145 the first basic block.
23146 * tree.c (init_ttree): Remove memory-tag related code.
23147 (tree_code_size): Likewise.
23148 (tree_node_structure): Likewise.
23149 (build7_stat): Re-write to be build6_stat.
23150 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23151 (SSA_VAR_P): Adjust.
23152 (struct tree_memory_tag): Remove.
23153 (struct tree_memory_partition_tag): Likewise.
23154 (union tree_node): Adjust.
23155 (build7): Re-write to be build6.
23156 * tree-pass.h (pass_reset_cc_flags): Remove.
23157 (TODO_update_address_taken): New flag.
23158 (pass_simple_dse): Remove.
23159 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23160 * params.h (MAX_ALIASED_VOPS): Remove.
23161 (AVG_ALIASED_VOPS): Likewise.
23162 * omp-low.c (expand_omp_taskreg): Update SSA form.
23163 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23164 aliases the lhs in a copy stmt.
23165 * tree-ssa-dse.c (struct address_walk_data): Remove.
23166 (memory_ssa_name_same): Likewise.
23167 (memory_address_same): Likewise.
23168 (get_kill_of_stmt_lhs): Likewise.
23169 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23170 unused stores. Look through PHI nodes into post-dominated regions.
23171 (dse_optimize_stmt): Simplify. Properly remove stores.
23172 (tree_ssa_dse): Compute dominators.
23173 (execute_simple_dse): Remove.
23174 (pass_simple_dse): Likewise.
23175 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23176 gimple_loaded_syms and gimple_stored_syms computation.
23177 * toplev.c (dump_memory_report): Dump alias and pta stats.
23178 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23179 (vn_reference_eq): Likewise.
23180 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23181 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23182 valueize_vuses): Remove.
23183 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23184 (get_def_ref_stmt_vuse): ... this.
23185 (vn_reference_lookup_2): New function.
23186 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23187 walking equivalent vuses. Simplify.
23188 (vn_reference_lookup): Likewise.
23189 (vn_reference_insert): Likewise.
23190 (vn_reference_insert_pieces): Likewise.
23191 (visit_reference_op_call): Simplify.
23192 (visit_reference_op_load): Likewise.
23193 (visit_reference_op_store): Likewise.
23194 (init_scc_vn): Remove shared_lookup_vuses initialization.
23195 (free_scc_vn): Remove shared_lookup_vuses freeing.
23196 (sort_vuses, sort_vuses_heap): Remove.
23197 (get_ref_from_reference_ops): Export.
23198 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23199 vector with single vuse pointer.
23200 (vn_reference_lookup_pieces, vn_reference_lookup,
23201 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23202 (shared_vuses_from_stmt): Remove.
23203 (get_ref_from_reference_ops): Declare.
23204 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23205 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23206 memory-tag related code.
23207 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23208 (likely_value): Add comment, skip static-chain of call statements.
23209 (surely_varying_stmt_p): Adjust.
23210 (gimplify_and_update_call_from_tree): Likewise.
23211 (execute_fold_all_builtins): Do not rebuild alias info.
23212 (gimplify_and_update_call_from_tree): Properly update VOPs.
23213 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23214 (copy_ref_info): Remove memory-tag related code.
23215 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23216 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23217 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23219 * tree-ssa-dom.c (gimple_p): Remove typedef.
23220 (eliminate_redundant_computations): Adjust.
23221 (record_equivalences_from_stmt): Likewise.
23222 (avail_expr_hash): Likewise.
23223 (avail_expr_eq): Likewise.
23224 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23225 (stmt_makes_single_load): Likewise.
23226 (stmt_makes_single_store): Likewise.
23227 * tree-ssa-alias.c: Rewrite completely.
23228 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23229 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23230 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23231 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23232 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23233 Remove public functions.
23234 (pass_reset_cc_flags): Remove.
23235 (pass_build_alias): Move ...
23236 * tree-ssa-structalias.c (pass_build_alias): ... here.
23237 * tree-ssa-alias.c (may_be_aliased): Move ...
23238 * tree-flow-inline.h (may_be_aliased): ... here.
23239 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23240 count_uses_and_derefs): Move ...
23241 * gimple.c: ... here.
23242 * gimple.h (count_uses_and_derefs): Declare.
23243 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23244 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23245 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23246 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23247 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23248 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23249 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23251 * tree-dfa.c (refs_may_alias_p): Move ...
23252 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23253 * tree-ssa-alias.h: New file.
23254 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23255 (statement_sink_location): Likewise.
23256 * opts.c (decode_options): Do not adjust max-aliased-vops or
23257 avg-aliased-vops values.
23258 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23259 (TV_CALL_CLOBBER): Likewise.
23260 (TV_FLOW_SENSITIVE): Likewise.
23261 (TV_FLOW_INSENSITIVE): Likewise.
23262 (TV_MEMORY_PARTITIONING): Likewise.
23263 (TV_ALIAS_STMT_WALK): New timevar.
23264 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23265 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23266 (get_address_description): Remove memory-tag related code.
23267 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23268 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23269 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23270 and immediate uses in statements. Document.
23271 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23272 (dump_symbols): Remove.
23273 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23274 * alias.c (get_deref_alias_set): New function split out from ...
23275 (get_alias_set): ... here.
23276 * alias.h (get_deref_alias_set): Declare.
23277 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23278 type parameter. Remove restrict pointer handling. Create a
23279 ref-all pointer in case type-based alias sets do not conflict.
23280 (vect_analyze_data_refs): Remove SMT related code.
23281 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23282 (vectorizable_load): Likewise.
23283 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23284 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23285 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23286 Ignore vops and SMTs.
23287 (dr_analyze_alias): Likewise..
23288 (free_data_ref): Likewise.
23289 (create_data_ref): Likewise.
23290 (analyze_all_data_dependences): Likewise.
23291 (get_references_in_stmt): Adjust.
23292 * tree-flow-inline.h (gimple_aliases_computed_p,
23293 gimple_addressable_vars, gimple_call_clobbered_vars,
23294 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23295 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23296 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23297 gimple_mem_ref_stats): Remove.
23298 (gimple_vop): New function.
23299 (op_iter_next_use): Remove vuses and mayuses cases.
23300 (op_iter_next_def): Remove vdefs case.
23301 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23302 (clear_and_done_ssa_iter): Do not set removed fields.
23303 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23304 Assert we are not iterating over vuses or vdefs if not also
23305 iterating over uses or defs.
23306 (op_iter_init_use): Likewise.
23307 (op_iter_init_def): Likewise.
23308 (op_iter_next_vdef): Remove.
23309 (op_iter_next_mustdef): Likewise.
23310 (op_iter_init_vdef): Likewise.
23311 (compare_ssa_operands_equal): Likewise.
23312 (link_use_stmts_after): Handle vuse operand.
23313 (is_call_used): Use is_call_clobbered.
23314 (is_call_clobbered): Global variables are always call clobbered,
23315 query the call-clobbers bitmap.
23316 (mark_call_clobbered): Ignore global variables.
23317 (clear_call_clobbered): Likewise.
23318 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23319 virtual operands sanity check.
23320 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23322 (TARGET_MEM_REF): Remove TMR_TAG operand.
23323 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23324 Remove call-clobber related code.
23325 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23326 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23327 partitions or escape reason.
23328 (get_single_def_stmt, get_single_def_stmt_from_phi,
23329 get_single_def_stmt_with_phi): Remove.
23330 (dump_referenced_vars): Tidy.
23331 (get_ref_base_and_extent): Allow bare decls.
23332 (collect_dfa_stats): Adjust.
23333 * graphite.c (rename_variables_in_stmt): Adjust.
23334 (graphite_copy_stmts_from_block): Likewise.
23335 (translate_clast): Likewise.
23336 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23338 (translate_vuse_through_block): Use the oracle.
23339 (phi_translate_1): Adjust.
23340 (value_dies_in_block_x): Use the oracle. Cache the outcome
23342 (valid_in_sets): Check if the VUSE for
23343 a REFERENCE is available.
23344 (eliminate): Do not remove stmts during elimination,
23345 instead queue and remove them afterwards.
23346 (do_pre): Do not rebuild alias info.
23347 (pass_pre): Run TODO_rebuild_alias before PRE.
23348 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23349 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23350 (mark_all_v_defs_stmt): Remove.
23351 (mark_all_v_defs_seq): Adjust.
23352 (sra_replace): Likewise.
23353 (scalarize_use): Likewise.
23354 (scalarize_copy): Likewise.
23355 (scalarize_init): Likewise.
23356 (scalarize_ldst): Likewise.
23357 (todoflags): Remove.
23358 (tree_sra): Do not rebuild alias info.
23359 (tree_sra_early): Adjust.
23360 (pass_sra): Run TODO_update_address_taken before SRA.
23361 * tree-predcom.c (set_alias_info): Remove.
23362 (prepare_initializers_chain): Do not call it.
23363 (mark_virtual_ops_for_renaming): Adjust.
23364 (mark_virtual_ops_for_renaming_list): Remove.
23365 (initialize_root_vars): Adjust.
23366 (initialize_root_vars_lm): Likewise.
23367 (prepare_initializers_chain): Likewise.
23368 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23369 (may_propagate_copy_into_stmt): Likewise.
23370 (merge_alias_info): Do nothing for now.
23371 (propagate_tree_value_into_stmt): Adjust.
23372 (stmt_may_generate_copy): Likewise.
23373 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23374 not mark symbols for renaming.
23375 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23376 with the same statement, make sure to update the new pointed-to one.
23377 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23378 call statements, do not mark symbols for renaming.
23379 (mark_operand_necessary): Dump something.
23380 (ref_may_be_aliased): New function.
23381 (mark_aliased_reaching_defs_necessary_1): New helper function.
23382 (mark_aliased_reaching_defs_necessary): Likewise.
23383 (mark_all_reaching_defs_necessary_1): Likewise.
23384 (mark_all_reaching_defs_necessary): Likewise.
23385 (propagate_necessity): Do not process virtual PHIs. For
23386 non-aliased loads mark all reaching definitions as necessary.
23387 For aliased loads and stores mark the immediate dominating
23388 aliased clobbers as necessary.
23389 (visited): New global static.
23390 (perform_tree_ssa_dce): Free visited bitmap after propagating
23392 (remove_dead_phis): Perform simple dead virtual PHI removal.
23393 (remove_dead_stmt): Properly unlink virtual operands when
23395 (eliminate_unnecessary_stmts): Schedule PHI removal after
23397 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23398 (process_replaceable): Likewise.
23399 (find_replaceable_in_bb): Likewise.
23400 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23401 based on the single gimple vop.
23402 (verify_flow_insensitive_alias_info): Remove.
23403 (verify_flow_sensitive_alias_info): Likewise.
23404 (verify_call_clobbering): Likewise.
23405 (verify_memory_partitions): Likewise.
23406 (verify_alias_info): Likewise.
23407 (verify_ssa): Adjust..
23408 (execute_update_addresses_taken): Export. Update SSA
23409 manually. Optimize only when optimizing. Use a local bitmap.
23410 (pass_update_address_taken): Remove TODO_update_ssa, add
23412 (pass_update_address_taken): Just use TODO_update_address_taken.
23413 (init_tree_ssa): Do not initialize addressable_vars.
23414 (verify_ssa): Verify new VUSE / VDEF properties.
23415 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23416 Do not call verify_alias_info.
23417 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23418 Do not free the loaded and stored syms bitmaps. Reset the escaped
23419 and callused solutions. Do not free addressable_vars.
23420 Remove memory-tag related code.
23421 (warn_uninitialized_var): Aliases are always available.
23422 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23423 * lambda-code.c (can_put_in_inner_loop): Adjust.
23424 (can_put_after_inner_loop): Likewise.
23425 (perfect_nestify): Likewise.
23426 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23427 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23428 (vectorizable_conversion): Do not mark symbols for renaming.
23429 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23430 (expand_call_inline): Unlink the calls virtual operands before
23432 (tree_function_versioning): Do not call update_ssa if we are not
23433 updating clones. Simplify.
23434 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23435 (propagate_with_phi): Likewise..
23436 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23437 clobber code. Assert we are not aliased or global.
23438 * tree-flow.h: Include tree-ssa-alias.h
23439 (enum escape_type): Remove.
23440 (struct mem_sym_stats_d): Likewise.
23441 (struct mem_ref_stats_d): Likewise.
23442 (struct gimple_df): Add vop member. Remove global_var,
23443 call_clobbered_vars, call_used_vars, addressable_vars,
23444 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23445 escaped and callused members.
23446 (struct ptr_info_def): Remove all members, add points-to solution
23448 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23449 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23450 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23451 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23452 (tree-ssa-alias.o): Likewise.
23453 (toplev.o): Add tree-ssa-alias.h
23454 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23455 * gimple.c (gimple_set_bb): Fix off-by-one error.
23456 (is_gimple_reg): Do not handle memory tags.
23457 (gimple_copy): Also copy virtual operands.
23458 Delay updating the statement. Do not reset loaded and stored syms.
23459 (gimple_set_stored_syms): Remove.
23460 (gimple_set_loaded_syms): Likewise.
23461 (gimple_call_copy_skip_args): Copy the virtual operands
23462 and mark the new statement modified.
23463 * tree-ssa-structalias.c (may_alias_p): Remove.
23464 (set_uids_in_ptset): Take the alias set to prune with as
23465 parameter. Fold in the alias test of may_alias_p.
23466 (compute_points_to_sets): Compute whether a ptr is dereferenced
23467 in a local sbitmap.
23468 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23469 other ADDRESSOF constraints on the lhs.
23470 (get_constraint_for_component_ref): Assert that we don't get
23471 ADDRESSOF constraints from the base of the reference.
23472 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23473 (struct variable_info): Remove collapsed_to member.
23474 (get_varinfo_fc): Remove.
23475 (new_var_info): Do not set collapsed_to.
23476 (dump_constraint): Do not follow cycles.
23477 (dump_constraint_graph): Likewise.
23478 (build_pred_graph): Likewise.
23479 (build_succ_graph): Likewise.
23480 (rewrite_constraints): Likewise.
23481 (do_simple_structure_copy): Remove.
23482 (do_rhs_deref_structure_copy): Remove.
23483 (do_lhs_deref_structure_copy): Remove.
23484 (collapse_rest_of_var): Remove.
23485 (do_structure_copy): Re-implement.
23486 (pta_stats): New global variable.
23487 (dump_pta_stats): New function.
23488 (struct constraint_expr): Make offset signed.
23489 (UNKNOWN_OFFSET): Define special value.
23490 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23491 (solution_set_expand): New helper function split out from ...
23492 (do_sd_constraint): ... here.
23493 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23494 (do_ds_constraint): Likewise.
23495 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23496 and CALLUSED = *CALLUSED.
23497 (set_union_with_increment): Make inc argument signed.
23498 (type_safe): Remove.
23499 (get_constraint_for_ptr_offset): Handle unknown and negative
23501 (first_vi_for_offset): Handle offsets before start. Bail
23502 out early for offsets beyond the variable extent.
23503 (first_or_preceding_vi_for_offset): New function.
23504 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23505 Together with ESCAPED = *ESCAPED this properly computes reachability.
23506 (find_what_var_points_to): New function.
23507 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23508 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23509 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23510 pt_solutions_intersect): New functions.
23511 (compute_call_used_vars): Remove.
23512 (compute_may_aliases): New main entry into PTA computation.
23513 * gimple.h (gimple_p): New typedef.
23514 (struct gimple_statement_base): Remove references_memory_p.
23515 (struct gimple_statement_with_memory_ops_base): Remove
23516 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23518 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23519 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23520 gimple_set_references_memory): Remove.
23521 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23522 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23524 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23525 (verify_expr): Allow RESULT_DECL.
23526 (gimple_duplicate_bb): Do not copy virtual operands.
23527 (gimple_duplicate_sese_region): Adjust.
23528 (gimple_duplicate_sese_tail): Likewise.
23529 (mark_virtual_ops_in_region): Remove.
23530 (move_sese_region_to_fn): Do not call it.
23531 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23532 and pass_simple_dse.
23533 (execute_function_todo): Handle TODO_update_address_taken,
23534 call execute_update_addresses_taken for TODO_rebuild_alias.
23535 (execute_todo): Adjust.
23536 (execute_one_pass): Init dump files early.
23537 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23539 (create_general_new_stmt): Clear vops.
23540 * tree-ssa-reassoc.c (get_rank): Adjust.
23541 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23542 symbols for renaming.
23543 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23544 (PARAM_AVG_ALIASED_VOPS): Likewise.
23545 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23546 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23547 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23548 (operand_build_cmp, copy_virtual_operands,
23549 create_ssa_artificial_load_stmt, add_to_addressable_set,
23550 gimple_add_to_addresses_taken): Remove public functions.
23551 (unlink_stmt_vdef): New function.
23553 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23555 * config.gcc (powerpc-*-linux*): Merge variants.
23557 2009-04-02 Chao-ying Fu <fu@mips.com>
23558 James Grosbach <james.grosbach@microchip.com>
23560 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23561 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23563 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23564 keep_interrupts_masked_p, use_debug_exception_return_p.
23565 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23566 keep_interrupts_masked, use_debug_exception_return.
23567 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23568 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23570 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23571 (mips_print_operand): Process COP0 registers to print $0 .. $31
23572 correctly for GAS to process.
23573 (mips_interrupt_extra_call_saved_reg_p): New function.
23574 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23576 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23577 (mips_compute_frame_info): Add supports for interrupt context that
23578 includes doubleword accumulators and COP0 registers.
23579 (mips_for_each_saved_acc): New function.
23580 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23581 mips_for_each_saved_reg.
23582 (mips_save_reg): Save accumulators.
23583 (mips_kernel_reg_p): A new for_each_rtx callback.
23584 (mips_expand_prologue): Support interrupt handlers.
23585 (mips_restore_reg): Restore accumulators.
23586 (mips_expand_epilogue): Support interrupt handlers.
23587 (mips_can_use_return_insn): Return false for interrupt handlers.
23588 (mips_epilogue_uses): New function.
23589 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23590 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23591 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23592 cop0_move): New instructions.
23593 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23594 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23596 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23598 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23599 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23600 interrupt handlers, we use K0 as the temporary register.
23601 (EPILOGUE_USES): Change to a function call.
23602 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23603 handlers, we use K0 as the temporary register.
23605 * doc/extend.texi (Function Attributes): Document interrupt,
23606 use_shadow_register_set, keep_interrupts_masked,
23607 use_debug_exception_return for MIPS attributes.
23609 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23611 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23612 Remove a number of t-files from tmake_file.
23613 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23614 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23615 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23616 target_prototype, not TARGET_PROTOTYPE.
23617 (LINK_OS_GNU_SPEC): Define.
23618 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23619 and darwin-ldoubdle.c.
23621 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23624 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23625 (cpp_options): Ditto.
23626 (default_compilers): Ditto.
23627 (display_help): Ditto.
23628 (process_command): Ditto.
23629 (do_spec_1): Ditto.
23630 (set_input): Use lbasename instead of duplicate code.
23631 (save_temps_prefix): New static for -save-temps=obj.
23632 (save_temps_length): Ditto.
23634 * doc/invoke.texi (-save-temps=obj): Document new variant to
23635 -save-temps switch.
23637 2009-04-02 Jeff Law <law@redhat.com>
23639 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23642 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23644 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23645 * configure: Regenerated.
23647 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23649 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23650 share the argument list.
23652 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23656 2009-02-12 Diego Novillo <dnovillo@google.com>
23658 * varpool.c (debug_varpool): New.
23659 * cgraph.h (debug_varpool): Declare.
23661 2009-04-02 Jan Hubicka <jh@suse.cz>
23663 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23666 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23668 * config/i386/i386.c (ix86_abi): Move initialization to ...
23669 (override_options): Here.
23671 2009-04-02 Christian Bruel <christian.bruel@st.com>
23673 * config/sh/sh.c (sh_dwarf_register_span): New function.
23674 (TARGET_DWARF_REGISTER_SPAN): Define.
23675 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23677 2009-04-02 Ira Rosen <irar@il.ibm.com>
23679 PR tree-optimization/39595
23680 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23681 interleaved loads group is not greater than the SLP group size.
23683 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23685 * builtins.c (is_builtin_name): New.
23686 (called_as_built_in): Use is_builtin_name.
23687 * tree.h (is_builtin_name): New.
23688 * varasm.c (incorporeal_function_p): Use is_builtin_name
23690 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23692 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23694 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23697 * c-decl.c (clone_underlying_type): Move this ...
23698 * c-common.c (set_underlying_type): ... here.
23699 Also, make sure the function properly sets TYPE_STUB_DECL() on
23700 the newly created typedef variant type.
23701 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23702 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23705 2009-04-02 Richard Guenther <rguenther@suse.de>
23707 PR tree-optimization/37221
23708 * tree-flow.h (degenerate_phi_result): Declare.
23709 * tree-ssa-dom.c (degenerate_phi_result): Export.
23710 * tree-scalar-evolution.c (analyze_initial_condition): If
23711 the initial condition is defined by a degenerate PHI node
23712 use the degenerate value.
23714 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23716 PR rtl-optimization/39588
23717 * combine.c (merge_outer_ops): Do not set the constant when this
23719 (simplify_shift_const_1): Do not modify it either in this case.
23721 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23723 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23724 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23726 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23729 * c-lex.c (interpret_float): Default (no suffix) is double.
23731 2009-04-1 Xinliang David Li <davidxl@google.com>
23733 * config/i386/i386.c (legitimate_constant_p): Recognize
23734 all one vector constant.
23736 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23738 * config/vax/vax.c: Add #includes to silence warnings.
23739 Change #include order to silence two warnings.
23741 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23743 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23744 (ASM_SPEC): Pass -k to the assembler for PIC code.
23746 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23748 * config.gcc: Add vax-*-linux* to the switch.
23749 * config/vax/linux.h: New file. (TARGET_VERSION,
23750 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23752 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23754 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23755 Use predicate macros instead of GET_CODE() == foo.
23756 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23757 ashlsi3, rotrsi3, <unnamed>): Likewise.
23759 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23761 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23762 jbbccihi, jbbccisi): Remova trailing whitespace.
23763 * config/vax/constraints.md: Likewise.
23764 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23765 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23766 * config/vax/predicates.md: Likewise.
23767 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23768 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23769 * config/vax/vax.h: Likewise.
23770 * config/vax/vax.md (nonlocal_goto): Likewise.
23772 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23774 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23775 (indirectable_address_p, adjacent_operands_p): Add spaces around
23777 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23779 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23781 * config/vax/vax.c (legitimate_constant_address_p,
23782 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23783 index_term_p, reg_plus_index_p, legitimate_address_p,
23784 vax_mode_dependent_address_p): Update comments to match functions
23785 modified by the recent int->bool conversion.
23787 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23789 * config/vax/builtins.md: Update copyright message.
23790 * config/vax/constraints.md: Likewise.
23791 * config/vax/netbsd-elf.h: Likewise.
23792 * config/vax/predicates.md: Likewise.
23793 * config/vax/vax-protos.h: Likewise.
23794 * config/vax/vax.c: Likewise.
23795 * config/vax/vax.h: Likewise.
23796 * config/vax/vax.md: Likewise.
23797 * config/vax/vax.opt: Likewise.
23799 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23801 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23802 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23803 * config/vax/constraints.md (B, R): Likewise.
23804 * config/vax/predicates.md (external_memory_operand,
23805 nonimmediate_addsub_di_operand): Likewise.
23806 * config/vax/vax.c (vax_output_int_add): Likewise.
23807 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23808 untyped_call): Likewise.
23810 2009-04-01 Matt Thomas <matt@3am-software.com>
23812 * config/vax/predicates.md: New file.
23813 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23814 external_const_operand, nonsymbolic_operand, external_memory_operand,
23815 indirect_memory_operand, indexed_memory_operand,
23816 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23817 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23819 * config/vax/constraints.md: New file.
23820 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23822 * config/vax/builtins.md: New file.
23823 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23824 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23826 * config/vax/vax.opt (mqmath): Add option.
23827 * config/vax/vax.md (isfx): Extend with DI.
23828 (VAXintQH, VAXintQHSD): Define.
23829 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23830 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23831 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23832 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23833 (movdi): Update constraints and use vax_output_int_move().
23834 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23835 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23836 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23837 nonlocal_goto): New.
23838 (mov<mode>): Extend accepted operand types.
23839 (subdi3_old): Rename from subdi3, change update constraints and use
23840 a new implementation.
23841 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23842 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23843 MOVE_RATIO, CLEAR_RATIO): Define.
23844 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23845 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23846 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23847 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23848 (split_quadword_operands): Make static and really allow variable
23850 (print_operand_address): Update for PIC generation.
23851 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23852 indexable_address_p, fixup_mathdi_operand,
23853 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23854 (vax_float_literal, legitimate_constant_p,
23855 indirectable_constant_address_p, index_term_p,
23856 reg_plus_index_p): Return bool instead of int.
23857 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23859 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23861 (vax_output_conditional_branch): Indent.
23862 (legitimate_constant_address_p, indirectable_constant_address_p,
23863 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23864 vax_mode_dependent_address_p): Return bool instead of int, update for
23866 * config/vax/vax-protos.h (legitimate_constant_address_p,
23867 legitimate_constant_p, legitimate_address_p,
23868 vax_mode_dependent_address_p): Change declaration to bool.
23869 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23870 vax_expand_addsub_di_operands, vax_output_int_subtract,
23871 vax_output_movmemsi): Declare.
23872 (split_quadword_operands, vax_float_literal): Delete declaration.
23873 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23874 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23875 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23876 ASM_OUTPUT_DWARF_PCREL): Define.
23877 (ASM_SPEC): Change definition to allow PIC generation.
23879 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23881 * doc/sourcebuild.texi: Update front-end requirements.
23883 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23886 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23887 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23888 (booldi3_internal3): Use boolean_or_operator instead of
23891 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23894 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23895 declarator whose size is not an integer constant expression but
23896 folds to an integer constant, then treat it as a constant
23899 2009-04-01 Richard Guenther <rguenther@suse.de>
23901 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23902 i * 4 + 2 to (i * 2 + 1) * 2.
23904 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23907 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23908 return if c_parser_asm_string_literal returned NULL.
23910 2009-04-01 Nick Clifton <nickc@redhat.com>
23912 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23914 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23915 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23916 other typedefs to avoid conflicts with libgcc2.c. Define labels
23917 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23919 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23920 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23923 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23925 * varasm.c (default_function_rodata_section): Declare DOT as
23928 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23929 Andrey Galkin <agalkin@hypercom.com>
23932 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23933 Make object_name unique for each process.
23935 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23938 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23939 addressable variables in the parallel that could go out of scope while
23940 running queued tasks.
23942 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23944 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23945 (CASE_VALUES_THRESHOLD): Redefine.
23946 * config/avr/avr.c (avr_override_options): Remove initialization of
23947 avr_case_values_threshold variable.
23948 (avr_case_values_threshold): Remove variable. Add new function.
23949 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23950 * config/avr/avr.opt (mno-tablejump): Remove option.
23951 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23953 2009-04-01 DJ Delorie <dj@redhat.com>
23955 * varasm.c (default_function_rodata_section): Don't assume
23956 anything about where the first '.' in the section name is.
23958 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23960 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23961 rs6000_emit_stack_tie.
23963 2009-03-31 Ian Lance Taylor <iant@google.com>
23965 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23966 gimple_code with GIMPLE_RESX, not RESX.
23968 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23970 * c-common.c (c_get_ident): New.
23971 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23973 2009-04-01 Ben Elliston <bje@au.ibm.com>
23975 * config/rs6000/sysv4.opt (msdata): Improve option description.
23977 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23979 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23980 (divdf3_internal_lat): Remove.
23981 (divxf3_internal_lat): Remove.
23982 (divxf3_internal_thr): Remove.
23983 (divxf): Use divxf3_internal.
23984 * config/ia64/div.md (divsf3_internal_lat): New.
23985 (divdf3_internal_lat): New.
23986 (divxf3_internal): New.
23988 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23991 * Makefile.in (USE_GCC_STDINT): Define.
23992 (stmp-int-hdrs): Install stdint.h if applicable.
23993 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23995 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23996 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23997 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23998 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23999 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24000 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24001 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24002 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24003 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24004 (c_common_nodes_and_builtins): Initialize
24005 underlying_wchar_type_node. Do not initialize
24006 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24007 nodes for new types.
24008 (c_stddef_cpp_builtins): Define macros for new types.
24009 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24011 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24012 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24013 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24014 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24015 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24016 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24017 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24018 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24019 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24020 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24021 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24022 int16_type_node, int32_type_node, int64_type_node,
24023 uint8_type_node, uint16_type_node, c_uint32_type_node,
24024 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24025 int_least32_type_node, int_least64_type_node,
24026 uint_least8_type_node, uint_least16_type_node,
24027 uint_least32_type_node, uint_least64_type_node,
24028 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24029 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24030 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24031 uintptr_type_node): Define.
24032 * c-cppbuiltin.c (builtin_define_constants,
24033 builtin_define_type_minmax): New.
24034 (builtin_define_stdint_macros): Define more macros.
24035 (c_cpp_builtins): Define more limit macros.
24036 (type_suffix): New.
24037 (builtin_define_type_max): Define in terms of
24038 builtin_define_type_minmax. Remove is_long parameter. All
24040 * config.gcc (use_gcc_stdint): Define.
24041 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24042 Add newlib-stdint.h for generic targets.
24043 * config/glibc-stdint.h, config/newlib-stdint.h,
24044 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24045 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24046 * config/score/score.h (UINTPTR_TYPE): Define.
24047 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24048 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24049 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24050 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24051 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24052 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24053 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24054 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24055 * config/spu/spu.h (STDINT_LONG32): Define.
24056 * configure.ac (use_gcc_stdint): Substitute.
24057 * configure: Regenerate.
24058 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24059 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24060 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24061 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24062 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24063 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24064 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24065 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24066 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24067 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24068 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24069 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24070 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24071 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24072 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24073 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24074 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24075 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24076 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24077 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24078 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24079 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24080 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24081 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24082 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24083 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24084 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24085 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24086 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24088 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24090 * loop-iv.c (suitable_set_for_replacement): Renamed from
24091 simplify_using_assignment; changed to return bool and to accept new
24092 args DEST and SRC. Return true iff we find a source/destination pair
24093 that can be used to make a replacement, and fill SRC and DEST if so.
24094 Remove arg ALTERED. Don't deal with altered regs here. All callers
24096 (simplify_using_initial_values): Deal with altered regs here and track
24097 more precisely the effect they have on the validity of our expression.
24099 * loop-iv.c (simplify_using_condition): A condition of the form
24100 (EQ REG CONST) can be used to simply make a substitution.
24101 (simplify_using_initial_values): Keep track of conditions we have seen
24102 and keep using them to simplify new expressions, while applying the
24103 same substitutions to them as to the expression.
24105 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24106 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24109 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24110 changed. Use this when trying to improve the upper bound.
24111 Generate the comparison by using simplify_gen_relational.
24113 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24115 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24117 (simplify_using_assignment, simplify_using_initial_values): Call
24118 replace_in_expr to make replacements. Call replace_single_def_regs
24119 once on the initial version of the expression.
24121 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24124 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24126 2009-03-31 Richard Guenther <rguenther@suse.de>
24128 PR middle-end/31029
24129 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24130 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24132 2009-03-31 Richard Guenther <rguenther@suse.de>
24134 * tree.h (div_if_zero_remainder): Declare.
24135 * fold-const.c (div_if_zero_remainder): Export.
24136 * tree-ssa-forwprop.c
24137 (forward_propagate_addr_into_variable_array_index): Handle
24138 constant array index addition outside of the variable index.
24140 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24143 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24144 define_splits, floatunssi<mode>2): Require x87 conversions from
24145 DImode to be permitted.
24147 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24149 PR preprocessor/15638
24150 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24152 2009-03-31 Richard Guenther <rguenther@suse.de>
24154 PR middle-end/23401
24155 PR middle-end/27810
24156 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24157 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24158 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24159 a separate statement.
24160 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24161 (lookup_tmp_var): Likewise.
24162 (is_gimple_formal_tmp_or_call_rhs): Remove.
24163 (is_gimple_reg_or_call_rhs): Rename to ...
24164 (is_gimple_reg_rhs_or_call): ... this.
24165 (is_gimple_mem_or_call_rhs): Rename to ...
24166 (is_gimple_mem_rhs_or_call): ... this.
24167 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24168 DECL_GIMPLE_REG_P only if is_formal is true.
24169 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24170 for non-proper post-modify expression gimplification.
24171 (gimplify_self_mod_expr): For post-modify expressions gimplify
24172 the lvalue to a minimal lvalue.
24173 (rhs_predicate_for): Remove formal temp case.
24174 (gimplify_modify_expr_rhs): Likewise.
24175 (gimplify_addr_expr): Use is_gimple_reg.
24176 (gimplify_expr): Remove formal temp cases.
24177 (gimple_regimplify_operands): Likewise.
24178 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24179 and FILTER_EXPR like constants.
24180 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24182 (is_gimple_formal_tmp_rhs): Remove.
24183 (is_gimple_reg_rhs): Remove special casing.
24184 (is_gimple_mem_rhs): Fix.
24185 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24186 (is_gimple_formal_tmp_var): Remove.
24187 (is_gimple_formal_tmp_reg): Likewise.
24188 (is_gimple_min_lval): Allow invariant component ref parts.
24189 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24190 is_gimple_formal_tmp_reg): Remove declarations.
24191 * tree-cfg.c (verify_expr): Verify that variables with address
24192 taken do not have DECL_GIMPLE_REG_P set.
24193 * tree-mudflap.c (mf_build_check_statement_for): Use
24194 force_gimple_operand instead of gimplify_expr.
24196 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24198 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24199 schedulable rows to compute_split_row.
24201 2009-03-31 Ben Elliston <bje@au.ibm.com>
24204 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24207 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24209 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24210 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24211 * configure: Regenerate.
24212 * config.in: Regenerate.
24213 * config/rs6000/rs6000.opt (mtls-markers): Add.
24214 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24215 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24216 (tls_ld_aix, tls_ld_sysv): Likewise.
24217 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24218 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24220 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24222 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24224 2009-03-30 Jan Hubicka <jh@suse.cz>
24226 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24228 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24229 detection and label handling.
24231 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24233 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24234 left_conflicts_size.
24235 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24236 ALLOCNO_LEFT_CONFLICTS_SIZE.
24238 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24239 remove_allocno_from_bucket_and_push,
24240 allocno_spill_priority_compare, push_allocnos_to_stack,
24241 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24242 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24243 (setup_allocno_left_conflicts_num): Ditto. Rename to
24244 setup_allocno_left_conflicts_size.
24245 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24246 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24247 setup_allocno_left_conflicts_size instead of
24248 setup_allocno_left_conflicts_num.
24250 * ira-build.c (ira_create_allocno): Use
24251 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24252 ALLOCNO_LEFT_CONFLICTS_NUM.
24254 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24256 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24257 instead of DF_LR_OUT.
24259 * ira-lives.c (process_bb_node_lives): Ditto.
24261 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24262 instead of DF_LR_{OUT,IN}.
24264 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24266 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24268 2009-03-30 Jan Hubicka <jh@suse.cz>
24270 * except.c (label_to_region_map): Fix thinko.
24272 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24274 PR middle-end/38237
24275 * tree.h (tree_find_value): New declaration.
24276 * tree.c (tree_find_value): New function.
24277 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24279 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24282 * c-decl.c (struct c_binding): Add locus field.
24283 (bind): Add locus argument, set locus field from it.
24284 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24285 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24286 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24287 implicitly_declare, undeclared_variable, lookup_label,
24288 declare_label, c_make_fname_decl, c_builtin_function,
24289 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24292 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24295 * config/i386/i386.c (classify_argument): Check total size of
24298 2009-03-30 Martin Jambor <mjambor@suse.cz>
24300 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24301 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24302 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24305 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24306 seen_variable_array_ref while also traversing a union.
24308 * tree-inline.c (optimize_inline_calls): Do not call
24309 cgraph_node_remove_callees.
24310 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24311 (pass_remove_cgraph_callee_edges): New variable.
24312 * passes.c (init_optimization_passes): Add
24313 pass_remove_cgraph_callee_edges after early inlining and before all
24314 late intraprocedural passes.
24316 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24318 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24320 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24321 Fix typos in names.
24323 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24325 * combine.c (simplify_comparison): Use have_insn_for.
24326 * dojump.c (do_jump): Likewise.
24328 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24330 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24331 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24332 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24333 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24334 instead of sparc_compare_emitted.
24335 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24336 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24337 instead of sparc_compare_emitted.
24339 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24341 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24342 enter/exit cfglayout mode.
24343 (pass_partition_block): Require it.
24344 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24345 (combine_instructions): Track basic blocks instead of labels.
24346 (update_cfg_for_uncondjump): New.
24347 (try_combine): Use it. Update jumps after rescanning.
24348 (pass_combine): Require PROP_cfglayout.
24349 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24351 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24353 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24354 Provide/destroy PROP_cfglayout respectively.
24355 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24356 * tree-pass.h (PROP_cfglayout): New.
24358 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24360 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24361 fold_convert_const_fixed_from_fixed,
24362 fold_convert_const_fixed_from_int,
24363 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24364 set TREE_CONSTANT_OVERFLOW.
24365 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24366 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24368 2009-03-30 Ira Rosen <irar@il.ibm.com>
24370 * tree-vect-loop-manip.c: New file.
24371 * tree-vectorizer.c: Update documentation and included files.
24372 (vect_loop_location): Make extern.
24373 (rename_use_op): Move to tree-vect-loop-manip.c
24374 (rename_variables_in_bb, rename_variables_in_loop,
24375 slpeel_update_phis_for_duplicate_loop,
24376 slpeel_update_phi_nodes_for_guard1,
24377 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24378 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24379 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24380 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24381 find_loop_location): Likewise.
24382 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24383 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24384 get_vectype_for_scalar_type, vect_is_simple_use,
24385 supportable_widening_operation, supportable_narrowing_operation):
24387 (bb_in_loop_p): Move to tree-vect-loop.c.
24388 (new_loop_vec_info, destroy_loop_vec_info,
24389 reduction_code_for_scalar_code, report_vect_op,
24390 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24391 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24392 (vect_supportable_dr_alignment): Likewise.
24393 * tree-vectorizer.h (tree-data-ref.h): Include.
24394 (vect_loop_location): Declare.
24395 Reorganize function declarations according to the new file structure.
24396 * tree-vect-loop.c: New file.
24397 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24398 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24399 * tree-vect-data-refs.c: New file.
24400 * tree-vect-patterns.c (timevar.h): Don't include.
24401 * tree-vect-stmts.c: New file.
24402 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24403 tree-vect-slp.c, tree-vect-loop.c.
24404 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24405 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24406 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24407 (tree-vect-analyze.o): Remove.
24408 (tree-vect-transform.o): Likewise.
24409 (tree-vect-data-refs.o): Add rule.
24410 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24411 tree-vect-slp.o): Likewise.
24412 (tree-vect-patterns.o): Remove redundant dependencies.
24413 (tree-vectorizer.o): Likewise.
24414 * tree-vect-slp.c: New file.
24416 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24418 * optc-gen.awk: Warn if an option flag has multiple different
24421 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24423 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24424 -floop-block): Document dependences on PPL, CLooG and Graphite.
24426 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24428 PR rtl-optimization/323
24429 * c-common.c (c_fully_fold, convert_and_check,
24430 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24431 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24432 * c-common.def (EXCESS_PRECISION_EXPR): New.
24433 * c-cppbuiltin.c (builtin_define_float_constants): Define
24434 constants with enough digits for long double.
24435 * c-lex.c (interpret_float): Interpret constant with excess
24436 precision where appropriate.
24437 * c-opts.c (c_common_post_options): Set
24438 flag_excess_precision_cmdline. Give an error for
24439 -fexcess-precision=standard for C++ for processors where the
24440 option is significant.
24441 * c-parser.c (c_parser_conditional_expression): Handle excess
24442 precision in condition.
24443 * c-typeck.c (convert_arguments): Handle arguments with excess
24445 (build_unary_op): Move excess precision outside operation.
24446 (build_conditional_expr): Likewise.
24447 (build_compound_expr): Likewise.
24448 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24449 (build_modify_expr): Handle excess precision in RHS.
24450 (convert_for_assignment): Handle excess precision in converted
24452 (digest_init, output_init_element, process_init_element): Handle
24453 excess precision in initializer.
24454 (c_finish_return): Handle excess precision in return value.
24455 (build_binary_op): Handle excess precision in operands and add
24456 excess precision as needed for operation.
24457 * common.opt (-fexcess-precision=): New option.
24458 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24459 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24460 For standard excess precision, output explicit conversion to and
24461 truncation from XFmode.
24462 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24463 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24464 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24465 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24466 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24467 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24468 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24469 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24470 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24471 define_splits, sqrt<mode>2): Disable where appropriate for
24472 standard excess precision.
24473 * convert.c (convert_to_real): Do not shorten arithmetic to type
24474 for which excess precision would be used.
24475 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24476 * doc/invoke.texi (-fexcess-precision=): Document option.
24477 (-mfpmath=): Correct index entry.
24478 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24479 flag_excess_precision): New.
24480 * langhooks.c (lhd_post_options): Set
24481 flag_excess_precision_cmdline.
24482 * opts.c (common_handle_option): Handle -fexcess-precision=.
24483 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24484 init_excess_precision): New.
24485 (lang_dependent_init_target): Call init_excess_precision.
24486 * tree.c (excess_precision_type): New.
24487 * tree.h (excess_precision_type): Declare.
24489 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24492 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24493 non-lvalue to component.
24495 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24497 PR preprocessor/34695
24498 * Makefile.in (c-opts.o): Depend on c-tree.h.
24499 * c-common.c: Move down include of diagnostic.h.
24500 (done_lexing, c_cpp_error): New.
24501 * c-common.h (done_lexing): Declare.
24502 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24504 * c-opts.c: Include c-tree.h.
24505 (c_common_init_options): Set preprocessor error callback.
24506 (c_common_handle_option): Do not set preprocessor
24507 inhibit_warnings, warnings_are_errors, warn_system_headers,
24508 pedantic_errors or inhibit_warnings flags.
24509 (c_common_post_options): Do not check cpp_errors (parse_in).
24510 (c_common_finish): Do not output dependencies if there were
24511 errors. Do not check return value of cpp_finish.
24512 * c-ppoutput.c (pp_file_change): Set input_location.
24513 * c-tree.h (c_cpp_error): Declare.
24514 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24516 (diagnostic_build_prefix): Check override_column.
24517 * diagnostic.h (diagnostic_info): Add override_column field.
24518 (diagnostic_override_column): Define.
24520 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24522 * c-common.c (c_expand_expr, c_staticp): Remove.
24523 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24524 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24525 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24526 * c-gimplify.c (gimplify_compound_literal_expr,
24527 optimize_compound_literals_in_ctor): Remove.
24528 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24529 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24530 * c-semantics.c (emit_local_var): Remove.
24532 * langhooks-def.h (lhd_expand_expr): Remove.
24533 * langhooks.c (lhd_expand_expr): Remove.
24534 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24536 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24537 handling from c-semantics.c; don't call into langhook.
24538 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24539 * gimplify.c (gimplify_compound_literal_expr,
24540 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24541 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24542 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24543 as was done in c-gimplify.c.
24544 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24545 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24546 Move from c-common.h.
24547 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24549 * tree.c (staticp): Do not call langhook.
24550 * langhooks.c (lhd_staticp): Delete.
24551 * langhooks-def.h (lhd_staticp): Delete prototype.
24552 (LANG_HOOKS_STATICP): Delete.
24553 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24555 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24556 instead of DECL_STMTs.
24558 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24566 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24568 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24569 contained expression.
24570 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24571 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24572 conditional expressions for C.
24573 (decl_constant_value_for_optimization): Move from
24574 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24575 whether optimizing and that the expression is a VAR_DECL not of
24576 array type instead of doing such checks in the caller. Do not
24577 check pedantic. Call gcc_unreachable for C++.
24578 * c-common.def (C_MAYBE_CONST_EXPR): New.
24579 * c-common.h (c_fully_fold, c_save_expr,
24580 decl_constant_value_for_optimization): New prototypes.
24581 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24582 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24583 EXPR_INT_CONST_OPERANDS): Define.
24584 * c-convert.c (convert): Strip nops from expression.
24585 * c-decl.c (groktypename): Take extra parameters expr and
24586 expr_const_operands. Update call to grokdeclarator.
24587 (start_decl): Update call to grokdeclarator. Add statement for
24588 expressions used in type of decl.
24589 (grokparm): Update call to grokdeclarator.
24590 (push_parm_decl): Update call to grokdeclarator.
24591 (build_compound_literal): Add parameter non_const and build a
24592 C_MAYBE_COSNT_EXPR if applicable.
24593 (grokdeclarator): Take extra parameters expr and
24594 expr_const_operands. Track expressions used in declaration
24595 specifiers and declarators. Fold array sizes and track whether
24596 they are constant expressions and whether they are integer
24597 constant expressions.
24598 (parser_xref_tag): Set expr and expr_const_operands fields in
24600 (grokfield): Update call to grokdeclarator.
24601 (start_function): Update call to grokdeclarator.
24602 (build_null_declspecs): Set expr and expr_const_operands fields in
24604 (declspecs_add_type): Handle expressions in typeof specifiers.
24605 * c-parser.c (c_parser_declspecs): Set expr and
24606 expr_const_operands fields for declaration specifiers.
24607 (c_parser_enum_specifier): Likewise.
24608 (c_parser_struct_or_union_specifier): Likewise.
24609 (c_parser_typeof_specifier): Likewise. Update call to
24610 groktypename. Fold expression as needed. Return expressions with
24611 type instead of adding statements.
24612 (c_parser_attributes): Update calls to c_parser_expr_list.
24613 (c_parser_statement_after_labels): Fold expression before passing
24614 to objc_build_throw_stmt.
24615 (c_parser_condition): Fold expression.
24616 (c_parser_asm_operands): Fold expression.
24617 (c_parser_conditional_expression): Use c_save_expr. Update call
24618 to build_conditional_expr.
24619 (c_parser_alignof_expression): Update call to groktypename.
24620 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24621 original_code. Fold expression argument of va_arg. Create
24622 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24623 argument to va_arg. Update calls to groktypename. Fold array
24624 index for offsetof. Verify that first argument to
24625 __builtin_choose_expr has integer type.
24626 (c_parser_postfix_expression_after_paren_type): Update calls to
24627 groktypename and build_compound_literal. Handle expressions with
24628 side effects in type name.
24629 (c_parser_postfix_expression_after_primary): Update call to
24630 c_parser_expr_list. Set original_code for calls to
24631 __builtin_constant_p.
24632 (c_parser_expr_list): Take extra parameter fold_p. Fold
24633 expressions if requested.
24634 (c_parser_objc_type_name): Update call to groktypename.
24635 (c_parser_objc_synchronized_statement): Fold expression.
24636 (c_parser_objc_receiver): Fold expression.
24637 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24638 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24639 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24640 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24641 (struct c_typespec): Add elements expr and expr_const_operands.
24642 (struct c_declspecs): Add elements expr and expr_const_operands.
24643 (groktypename, build_conditional_expr, build_compound_literal):
24645 (in_late_binary_op): Declare.
24646 * c-typeck.c (note_integer_operands): New function.
24647 (in_late_binary_op): New variable.
24648 (decl_constant_value_for_broken_optimization): Move to c-common.c
24649 and rename to decl_constant_value_for_optimization.
24650 (default_function_array_conversion): Do not strip nops.
24651 (default_conversion): Do not call
24652 decl_constant_value_for_broken_optimization.
24653 (build_array_ref): Do not fold result.
24654 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24655 result when operand is a VLA.
24656 (c_expr_sizeof_type): Update call to groktypename. Handle
24657 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24658 result when operand names a VLA type.
24659 (build_function_call): Update call to build_compound_literal.
24660 Only fold result for calls to __builtin_* functions. Strip
24661 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24662 the function designator.
24663 (convert_arguments): Fold arguments. Update call to
24664 convert_for_assignment.
24665 (build_unary_op): Handle increment and decrement of
24666 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24667 decrement earlier. Fold operand of increment and decrement.
24668 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24669 built for integer operand. Wrap returns that are INTEGER_CSTs
24670 without being integer constant expressions or that have integer
24671 constant operands without being INTEGER_CSTs.
24672 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24673 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24674 result is an integer constant expression or can be used in
24675 unevaluated parts of one and avoid folding and wrap as
24676 appropriate. Fold operands before possibly doing -Wsign-compare
24678 (build_compound_expr): Wrap result for C99 if operands can be used
24679 in integer constant expressions.
24680 (build_c_cast): Update call to digest_init. Do not ignore
24681 overflow from casting floating-point constants to integers. Wrap
24682 results that could be confused with integer constant expressions,
24683 null pointer constants or floating-point constants.
24684 (c_cast_expr): Update call to groktypename. Handle expressions
24685 included in type name.
24686 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24687 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24688 Update calls to convert_for_assignment.
24689 (convert_for_assignment): Take new parameter
24690 null_pointer_constant. Do not strip nops or call
24691 decl_constant_value_for_broken_optimization. Set
24692 in_late_binary_op for conversions to boolean.
24693 (store_init_value): Update call to digest_init.
24694 (digest_init): Take new parameter null_pointer_constant. Do not
24695 call decl_constant_value_for_broken_optimization. pedwarn for
24696 initializers not constant expressions. Update calls to
24697 convert_for_assignment.
24698 (constructor_nonconst): New.
24699 (struct constructor_stack): Add nonconst element.
24700 (really_start_incremental_init, push_init_level, pop_init_level):
24701 Handle constructor_nonconst and nonconst element.
24702 (set_init_index): Call constant_expression_warning for array
24704 (output_init_element): Fold value. Set constructor_nonconst as
24705 applicable. pedwarn for initializers not constant expressions.
24706 Update call to digest_init. Call constant_expression_warning
24707 where constant initializers are required.
24708 (process_init_element): Use c_save_expr.
24709 (c_finish_goto_ptr): Fold expression.
24710 (c_finish_return): Fold return value. Update call to
24711 convert_for_assignment.
24712 (c_start_case): Fold switch expression.
24713 (c_process_expr_stmt): Fold expression.
24714 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24715 ensure statement expression is not evaluated in constant expression.
24716 (build_binary_op): Track whether results are integer constant
24717 expressions or may occur in such, disable folding and wrap results
24718 as applicable. Fold operands for -Wsign-compare warnings unless
24720 (c_objc_common_truthvalue_conversion): Handle results folded to
24721 integer constants that are not integer constant expressions.
24722 * doc/extend.texi: Document when typeof operands are evaluated,
24723 that condition of __builtin_choose_expr is an integer constant
24724 expression, and more about use of __builtin_constant_p in
24727 2009-03-29 Richard Guenther <rguenther@suse.de>
24729 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24730 propagate addresses of array references.
24732 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24734 * regmove.c (perhaps_ends_bb_p): Remove.
24735 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24736 from INSN and check that the main loop stays within that basic block.
24737 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24738 (regmove_forward_pass): Split out from regmove_optimize. Use
24739 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24740 (regmove_backward_pass): Split out from regmove_optimize. Use
24741 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24742 (regmove_optimize): Simplify.
24744 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24747 * config/i386/i386.c (classify_argument): Ignore flexible array
24748 member in struct and warn ABI change.
24750 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24752 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24754 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24755 (ix86_adjust_cost): Updated.
24757 2009-03-29 Jan Hubicka <jh@suse.cz>
24759 PR middle-end/28850
24760 * tree-pass.h (pass_cleanup_eh): New function.
24761 (remove_unreachable_regions): Break code handling RTL
24762 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24763 that can not be reached by runtime.
24764 (can_be_reached_by_runtime): New function.
24765 (label_to_region_map): New function.
24766 (num_eh_regions): New function.
24767 (rtl_remove_unreachable_regions): New function.
24768 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24769 (remove_eh_region): New function.
24770 * except.h: Include sbitmap and vecprim.
24771 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24772 num_eh_regions): Declare.
24773 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24774 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24775 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24776 (tree_empty_eh_handler_p): New function.
24777 (cleanup_empty_eh): New function.
24778 (cleanup_eh): New function.
24779 (pass_cleanup_eh): New function.
24781 2009-03-29 Jan Hubicka <jh@suse.cz>
24783 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24784 for removed regions.
24786 2009-03-29 Jan Hubicka <jh@suse.cz>
24788 * except.c (dump_eh_tree): Dump all datastructures.
24790 2009-03-29 Jan Hubicka <jh@suse.cz>
24792 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24793 (duplicate_eh_regions_1): Likewise.
24794 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24795 vector; call EH verification.
24796 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24797 Be ready for region being removed.
24799 2009-03-29 Jan Hubicka <jh@suse.cz>
24801 * bitmap.c (bitmap_last_set_bit): New function.
24802 * bitmap.h (bitmap_last_set_bit): Declare.
24804 2009-03-29 David Ayers <ayers@fsfe.org>
24807 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24808 by calling objc_compare_types and surpress warnings about
24809 incompatible C pointers that are compatible ObjC pointers.
24811 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24813 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24814 call initialize_inline_failed.
24815 (initialize_inline_failed): Move it from here ...
24816 * cgraph.c (initialize_inline_failed): ... to here.
24817 (cgraph_create_edge): Call initialize_inline_failed rather than
24818 setting inline_failed directly.
24820 2009-03-29 Ben Elliston <bje@au.ibm.com>
24823 * sysv4.opt (msdata): Improve comment.
24824 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24825 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24827 2009-03-29 Ben Elliston <bje@au.ibm.com>
24830 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24831 load and store attributes.
24833 2009-03-29 Ben Elliston <bje@au.ibm.com>
24835 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24836 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24837 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24838 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24839 __builtin_infq and __builtin_huge_valq.
24841 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24843 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24845 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24846 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24848 2009-03-28 Xinliang David Li <davidxl@google.com>
24850 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24851 (do_dbg_cnt): New function.
24853 2009-03-28 Jan Hubicka <jh@suse.cz>
24855 Merge from pretty-ipa:
24857 2009-03-27 Jan Hubicka <jh@suse.cz>
24859 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24860 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24861 * passes.c (function_called_by_processed_nodes_p): New.
24862 * ipa-pure-const.c (check_call): Fix handling of operands.
24863 (analyze_function): Dump debug output for skipped bodies.
24864 (local_pure_const): Use function_called_by_processed_nodes_p.
24865 * dwarf2out.c (reference_to_unused): Use output.
24866 * passes.c (do_per_function_toporder): Likewise.
24868 2008-11-12 Jan Hubicka <jh@suse.cz>
24870 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24871 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24872 state_set_in_source enum
24873 (check_decl): Ignore memory tags; do not set fake looping flags;
24875 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24876 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24877 (check_call, analyze_function): Rewrite.
24879 (add_new_function): Update call of analyze_function.
24880 (generate_summary): Add call of analyze_function.
24881 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24882 (local_pure_const): New function.
24883 (pass_local_pure_const): New pass.
24884 * ipa-inline.c (inline_transform): Set after_inlining.
24885 * tree-eh.c (stmt_can_throw_external): New.
24886 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24887 work with aliasing built.
24888 * tree-flow.h (stmt_can_throw_external): New.
24889 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24890 and local pure/const pass in early and late optimization queue.
24892 2009-03-28 Martin Jambor <mjambor@suse.cz>
24894 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24896 (fold_binary): Allow function decl aligment consideration is the
24897 second argument is integer constant one.
24898 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24899 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24900 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24902 2009-03-28 Jan Hubicka <jh@suse.cz>
24904 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24905 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24906 * function.h (rtl_data): Add nothrow flag.
24907 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24908 set DECL_NOTHROW for AVAILABLE functions.
24910 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24912 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24913 following vector keyword has expansion starting with pixel or bool
24914 keyword, expand vector to __vector and pixel or bool to __pixel or
24918 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24919 warn_if_disallowed_function_p): Removed.
24920 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24921 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24922 warning_if_disallowed_function_p.
24923 * flags.h (warn_if_disallowed_function_p,
24924 warn_disallowed_functions): Removed.
24925 * common.opt (Wdisallowed-function-list=): Removed.
24926 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24928 2009-03-28 Richard Guenther <rguenther@suse.de>
24930 PR tree-optimization/38723
24931 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24934 2009-03-28 Jan Hubicka <jh@suse.cz>
24936 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24937 test introduced by my previous patch.
24939 2009-03-28 Richard Guenther <rguenther@suse.de>
24941 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24942 the PHIs value undefined.
24944 2009-03-28 Jan Hubicka <jh@suse.cz>
24946 * tree-pass.h (pass_fixup_cfg): New pass.
24947 * ipa-inline.c (inline_transform): Set
24948 always_inline_functions_inlined/after_inlining.
24949 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24950 (pass_fixup_cfg): New pass.
24951 * passes.c (init_optimization_passes): Add fixup_cfg.
24953 2009-03-28 Richard Guenther <rguenther@suse.de>
24955 PR tree-optimization/38458
24956 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24957 argument use the arguments copy-of value.
24959 2009-03-28 Richard Guenther <rguenther@suse.de>
24961 PR tree-optimization/38180
24962 * tree-ssa-ccp.c (get_default_value): Simplify.
24963 (likely_value): Likewise.
24964 (surely_varying_stmt_p): Properly handle VOP case.
24965 (ccp_initialize): Likewise.
24966 (ccp_fold): Handle propagating through *&.
24967 (fold_const_aggregate_ref): Also handle decls.
24969 2009-03-28 Jan Hubicka <jh@suse.cz>
24971 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24972 * cgraph.h (cgraph_node): Likewise.
24973 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24974 (cgraph_reset_node): Use process flag.
24975 (cgraph_mark_functions_to_output): Likewise.
24976 (cgraph_expand_function): Likewise.
24977 (cgraph_expand_all_functions): Likewise.
24978 (cgraph_output_in_order): Likewise.
24979 * dwarf2out.c (reference_to_unused): Likewise.
24980 * passes.c do_per_function_toporder): Likewise.
24982 2009-03-28 Jan Hubicka <jh@suse.cz>
24984 Bring from lto-branch:
24986 2008-09-03 Doug Kwan <dougkwan@google.com>
24988 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24989 enums instead of reason strings.
24990 * cgraph.c (cgraph_create_edge): Same.
24991 (cgraph_inline_failed_string): New function.
24992 * cgraph.h (cgraph_inline_failed_t): New enum type.
24993 (cgraph_inline_failed_string): New prototype.
24994 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24995 char pointer to cgraph_inline_failed_t.
24996 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24997 (cgraph_default_inline_p): Ditto.
24998 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24999 to cgraph_inline_failed_t pointer.
25000 * cif-code.def: New file.
25001 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25003 (cgraph_check_inline_limits): Change type of REASON to pointer to
25004 cgraph_inline_failed_t. Replace reason strings with enums.
25005 (cgraph_default_inline_p): Ditto.
25006 (cgraph_recursive_inlining_p): Ditto.
25007 (update_caller_keys): Change type of FAILED_REASON to
25008 cgraph_inline_failed_t.
25009 (cgraph_set_inline_failed): Change type of REASON to pointer to
25010 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25011 convert enums to strings for text output.
25012 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25013 to be of type cgraph_inline_failed_t. Replace reason strings with
25014 enums. Call cgraph_inline_failed_string to covert enums
25015 to strings for text output.
25016 (cgraph_decide_inlining): Replace reason strings with enums.
25017 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25018 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25020 * tree-inline.c (expand_call_inline): Change type of REASON
25021 to cgraph_inline_failed_t. Replace reason strings with enums.
25022 Call cgraph_inline_failed_string for text output.
25023 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25026 2009-03-28 Jan Hubicka <jh@suse.cz>
25028 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25029 cgraph_clone_node): Remove master clone handling.
25030 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25031 * cgraph.h (master_clone): Remove.
25032 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25033 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25034 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25036 2009-03-28 Jan Hubicka <jh@suse.cz>
25038 * cgraph.c (cgraph_function_body_availability): Functions declared
25039 inline are always safe to assume that it is not going to be replaced.
25041 2009-03-28 Richard Guenther <rguenther@suse.de>
25043 PR tree-optimization/38513
25044 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25045 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25046 EXC_PTR_EXPR and FILTER_EXPR.
25047 (get_ref_from_reference_ops): Likewise.
25049 2009-03-28 Richard Guenther <rguenther@suse.de>
25051 PR tree-optimization/38968
25052 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25053 Use FLOOR_MOD_EXPR to compute misalignment.
25055 2009-03-28 Richard Guenther <rguenther@suse.de>
25057 PR tree-optimization/37795
25058 * tree.h (combine_comparisons): Declare.
25059 * fold-const.c (combine_comparisons): Export.
25060 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25062 (ifcombine_iforif): Use combine_comparisons.
25064 2009-03-28 Jan Hubicka <jh@suse.cz>
25066 * tree-eh.c (inlinable_call_p): New function.
25067 (make_eh_edges): Use it.
25068 (verify_eh_edges): Use it.
25069 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25070 * except.c (reachable_next_level): Add inlinable_function argument
25071 (sjlj_find_directly_reachable_regions): Update.
25072 (add_reachable_handler): Do not set saw_any_handlers.
25073 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25074 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25075 Add new inlinable call parameter.
25076 (can_throw_internal, can_throw_external): Update.
25077 * except.h (can_throw_internal_1, can_throw_external_1,
25078 foreach_reachable_handler): Update declaration.
25080 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25082 * config/arm/t-arm-coff, config/h8300/coff.h,
25083 config/i386/i386-aout.h, config/i386/i386-coff.h,
25084 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25085 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25086 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25087 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25088 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25089 sys-types.h: Remove.
25090 * Makefile.in: Remove protoize and fixproto support and references
25092 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25093 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25095 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25096 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25097 unprotoize$(exeext).
25098 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25099 (.PHONY): Don't depend on proto.
25100 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25101 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25102 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25103 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25104 build/gen-protos.o, build/scan.o, xsys-protos.h,
25105 build/fix-header$(build_exeext), build/fix-header.o,
25106 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25107 stmp-install-fixproto): Remove.
25108 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25109 SYSCALLS.c or fixproto files.
25110 (install-common): Don't install protoize.
25111 (install-headers-tar, install-headers-cpio, install-headers-cp):
25112 Don't depend on $(STMP_FIXPROTO).
25113 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25114 install fixproto files or write out fixproto settings.
25115 (uninstall): Don't uninstall protoize.
25116 * config.gcc (use_fixproto): Remove.
25117 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25118 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25119 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25120 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25121 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25122 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25123 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25124 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25125 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25126 * config/t-vxworks (STMP_FIXPROTO): Remove.
25127 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25128 STMP_FIXPROTO): Remove.
25129 * config.in, configure: Regenerate.
25130 * crtstuff.c (gid_t, uid_t): Don't undefine.
25131 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25132 (arm-*-coff, arm-*-aout: Remove target entries.
25133 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25134 Remove mention of AIX 4.1.
25135 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25136 * doc/invoke.texi (Running Protoize): Remove.
25137 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25138 (Protoize Caveats): Remove.
25139 * tsystem.h: Update comments on headers assumed to exist.
25141 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25143 * genautomata.c: Add a new year to the copyright. Add a new
25145 (struct insn_reserv_decl): Add comments for member bypass_list.
25146 (find_bypass): Remove.
25147 (insert_bypass): New.
25148 (process_decls): Use insert_bypass.
25149 (output_internal_insn_latency_func): Output all bypasses with the
25150 same input insn in one switch case.
25152 * rtl.def (define_bypass): Describe bypass choice.
25153 * doc/md.texi (define_bypass): Ditto.
25155 2009-03-27 Richard Guenther <rguenther@suse.de>
25157 * gimplify.c (mark_addressable): Export.
25158 * tree-flow.h (mark_addressable): Declare.
25159 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25160 * tree-ssa.c (verify_phi_args): Verify that address taken
25161 variables have TREE_ADDRESSABLE set.
25163 2009-03-27 Richard Guenther <rguenther@suse.de>
25165 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25166 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25167 Do not mark decls TREE_ADDRESSABLE.
25168 (build_fold_addr_expr): Adjust.
25169 (fold_addr_expr): Remove.
25170 (fold_unary): Use build_fold_addr_expr.
25171 (fold_comparison): Likewise.
25172 (split_address_to_core_and_offset): Likewise.
25173 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25175 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25176 (gimplify_modify_expr_to_memcpy): Mark source and destination
25178 * omp-low.c (create_omp_child_function): Mark the object decl
25180 (lower_rec_input_clauses): Mark the var we take the address of
25182 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25184 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25186 PR middle-end/39315
25187 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25188 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25190 2009-03-27 Richard Guenther <rguenther@suse.de>
25192 PR tree-optimization/39120
25193 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25195 (handle_lhs_call): Process return constraints. Add escape
25196 constraints if necessary.
25197 (handle_const_call): Fill out return constraints. Make nested
25198 case more precise. Avoid consttmp if possible.
25199 (handle_pure_call): Fill out return constraints. Avoid
25200 callused if possible.
25201 (find_func_aliases): Simplify call handling.
25203 2009-03-27 Richard Guenther <rguenther@suse.de>
25205 PR tree-optimization/39120
25206 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25207 as a representative.
25208 (solve_graph): Do propagate CALLUSED.
25209 (handle_pure_call): Use a scalar constraint from CALLUSED for
25211 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25214 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25217 * c-common.c (handle_aligned_attribute): Properly check alignment
25218 overflow. Use (1U << i) instead of (1 << i).
25220 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25222 * expr.h (get_mem_align_offset): Updated.
25224 * tree.h (tree_decl_common): Change align to "unsigned int" and
25225 move it before pointer_alias_set.
25227 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25228 Jakub Jelinek <jakub@redhat.com>
25231 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25232 gr_register_operand with gr_reg_or_0_operand.
25233 (cmpxchg_rel_di): Likewise.
25234 (sync_lock_test_and_set<mode>): Likewise.
25236 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25238 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25239 (true_regnum): Likewise.
25241 * rtlanal.c (subreg_info): Moved to ...
25242 * rtl.h (subreg_info): Here. New.
25243 (subreg_get_info): New.
25245 * rtlanal.c (subreg_get_info): Make it extern.
25247 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25250 * config/i386/i386.c (ix86_abi): New.
25251 (override_options): Handle -mabi=.
25252 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25253 (ix86_call_abi_override): Likewise.
25254 (init_cumulative_args): Likewise.
25255 (function_arg_advance): Likewise.
25256 (function_arg_64): Likewise.
25257 (function_arg): Likewise.
25258 (ix86_pass_by_reference): Likewise.
25259 (ix86_function_value_regno_p): Likewise.
25260 (ix86_build_builtin_va_list_abi): Likewise.
25261 (setup_incoming_varargs_64): Likewise.
25262 (is_va_list_char_pointer): Likewise.
25263 (ix86_init_machine_status): Likewise.
25264 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25265 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25266 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25267 (ix86_function_abi): Make it static and return enum calling_abi.
25268 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25270 (ix86_fn_abi_va_list): Updated.
25272 * config/i386/i386.h (ix86_abi): New.
25273 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25274 (CONDITIONAL_REGISTER_USAGE): Likewise.
25275 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25276 (machine_function): Likewise.
25278 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25280 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25281 (STACK_BOUNDARY): Likewise.
25282 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25284 * config/i386/i386.opt (mabi=): New.
25286 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25287 return enum calling_abi.
25288 (ix86_function_type_abi): Likewise.
25289 (ix86_function_abi): Removed.
25291 * doc/invoke.texi: Document -mabi= option for x86.
25293 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25295 * builtins.c (real_dconstp): Delete.
25296 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25298 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25299 Jakub Jelinek <jakub@redhat.com>
25302 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25303 (gen_subprogram_die): When a function is explicit, generate the
25304 DW_AT_explicit attribute.
25305 * langhooks.h (struct lang_hooks_for_decls): Add
25306 function_decl_explicit_p langhook.
25307 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25308 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25310 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25312 * builtins.c (fold_builtin_memory_op): Optimize memmove
25313 into memcpy if we can prove source and destination don't overlap.
25315 * tree-inline.c: Include gt-tree-inline.h.
25316 (clone_fn_id_num): New variable.
25317 (clone_function_name): New function.
25318 (tree_function_versioning): Use it.
25319 * Makefile.in (GTFILES): Add tree-inline.c.
25321 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25323 * BASE-VER: Change to 4.5.0.
25325 2009-03-27 Xinliang David Li <davidxl@google.com>
25327 PR tree-optimization/39557
25328 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25330 2009-03-27 Xinliang David Li <davidxl@google.com>
25332 PR tree-optimization/39548
25333 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25336 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25338 * c-common.c (pointer_int_sum): Use %wd on return from
25341 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25343 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25344 on return from tree_low_cst.
25346 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25349 * ginclude/stdarg.h (va_copy): Define also for
25350 __GXX_EXPERIMENTAL_CXX0X__.
25352 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25355 * builtins.h (c_strlen): Do not warn here.
25356 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25357 * c-common.c (pointer_int_sum): Take an explicit location.
25358 Warn about offsets out of bounds.
25359 * c-common.h (pointer_int_sum): Adjust declaration.
25361 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25363 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25366 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25369 * opts.c (warn_if_disallowed_function_p): Don't assume
25370 get_callee_fndecl must return non-NULL.
25372 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25374 PR rtl-optimization/39522
25375 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25376 when reg_reloaded_valid is set.
25378 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25380 * config/spu/divv2df3.c: New file.
25381 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25382 (DPBIT_FUNCS): Filter out _div_df.
25384 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25386 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25387 a jump insn, count that jump in the distance to the loop start.
25389 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25392 * config/sh/sh.c (calc_live_regs): Fix condition for global
25393 registers except PIC_OFFSET_TABLE_REGNUM.
25395 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25398 * doc/invoke.texi (-mconsole): New.
25400 (-mno-cygwin): New.
25402 (-mnop-fun-dllimport): New.
25406 (sub section "i386 and x86-64 Windows Options"): New.
25408 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25410 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25411 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25413 2009-03-25 Richard Guenther <rguenther@suse.de>
25415 PR middle-end/39497
25416 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25419 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25421 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25422 neither of haifa/selective schedulers are working.
25424 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25426 * doc/invoke.texi (Debugging Options): Fix description of
25427 -fno-merge-debug-strings.
25429 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25431 * config/cris/libgcc.ver: New version-script.
25432 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25434 * configure.ac <GAS features, nop mnemonic>: Add pattern
25435 crisv32-*-* for "nop".
25436 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25437 * configure: Regenerate.
25439 2009-03-24 Ira Rosen <irar@il.ibm.com>
25441 PR tree-optimization/39529
25442 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25443 mark_sym_for_renaming for the tag copied to the new vector
25446 2009-03-24 Arthur Loiret <aloiret@debian.org>
25448 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25449 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25450 EXTRA_SPEC_FUNCTIONS.
25451 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25452 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25453 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25454 -march and -mtune options.
25456 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25458 * config/m68k/t-rtems: Add m5329 multilib.
25460 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25461 Jakub Jelinek <jakub@redhat.com>
25464 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25467 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25470 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25471 instead of c_parser_expression_conv, if original_code isn't one of the
25472 4 allowed comparison codes, fail.
25474 2009-03-23 Richard Guenther <rguenther@suse.de>
25476 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25477 * tree.h (struct tree_type): Likewise.
25478 * reload.h (struct insn_chain): Likewise.
25479 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25480 * function.h (struct function): Likewise.
25481 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25483 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25485 PR tree-optimization/39516
25486 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25488 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25490 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25491 should be set true if BITS_PER_WORD of target is bigger than 32
25493 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25495 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25496 Translate -B-options to -rpath-link. Correct existing
25497 rpath-link and conditionalize on !nostdlib.
25499 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25501 * doc/extend.texi (Function Attributes, Variable Attributes):
25503 * doc/invoke.texi (Debugging Options, Optimize Options)
25504 (i386 and x86-64 Options, MCore Options): Likewise.
25506 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25509 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25510 it for block local namespace aliases.
25511 (gen_decl_die): Pass context_die to gen_namespace_die.
25513 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25516 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25517 minimum or maximum value.
25519 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25521 * reginfo.c (globalize_reg): Recompute derived reg sets.
25523 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25526 * libgcc2.c (mprotect): Do not use signed arguments for
25527 VirtualProtect, use DWORD arguments. Also fix the 'may
25528 be used uninitialized' warning for the np variable.
25530 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25533 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25534 functions using regparm calling conventions when not optimizing.
25535 (ix86_function_sseregparm): Similarly for sseregparm calling
25538 2009-03-19 Li Feng <nemokingdom@gmail.com>
25540 PR middle-end/39500
25541 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25542 dependence if the first conflict is after niter iterations.
25544 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25546 PR middle-end/38609
25547 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25548 functions with dynamic stack-pointer adjustments.
25550 2009-03-19 Ben Elliston <bje@au.ibm.com>
25552 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25553 option; change to -msdata=data.
25555 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25557 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25560 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25563 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25565 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25567 * doc/invoke.texi (Code Gen Options): Expand discussion of
25570 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25572 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25573 * matrix-reorg.c (struct matrix_info): Likewise.
25574 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25575 * rtl.h (struct mem_attrs): Likewise.
25576 * df.h (struct df): Likewise.
25577 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25578 * ira-int.h (struct ira_allocno): Likewise.
25579 * df-scan.c (struct df_collection_rec): Likewise.
25580 * ira.c (struct equivalence): Likewise.
25581 * function.c (struct temp_slot): Likewise.
25582 * cfgloop.h (struct loop): Likewise.
25585 * function.c (use_register_for_decl): When not optimizing, disregard
25586 register keyword for variables with types containing methods.
25588 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25590 PR middle-end/39447
25591 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25592 (is_simple_operand): Call contains_component_ref_p before calling data
25593 reference analysis that would fail on COMPONENT_REFs.
25595 * tree-vrp.c (search_for_addr_array): Fix formatting.
25597 2009-03-18 Richard Guenther <rguenther@suse.de>
25599 * tree-vect-transform.c (vect_loop_versioning): Fold the
25600 generated comparisons.
25601 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25602 (slpeel_tree_peel_loop_to_edge): Likewise.
25604 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25606 PR middle-end/37805
25607 * opts.c (print_specific_help): In addition to `undocumented',
25608 accept `separate' and `joined' flags if passed alone. Describe
25609 output by the first matched one of those.
25610 (common_handle_option): Skip over empty strings.
25611 * gcc.c (display_help): Fix help string for `--help='.
25612 * doc/invoke.texi (Option Summary, Overall Options): With
25613 `--help=', classes and qualifiers can both be repeated, but
25614 only the latter can be negated. One should not pass only
25615 negated qualifiers. Fix markup and examples.
25618 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25619 PR middle-end/37805
25620 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25621 and -fhelp=separate.
25623 2009-03-17 Jing Yu <jingyu@google.com>
25625 PR middle-end/39378
25626 * function.h (struct rtl_data): Move is_thunk from here...
25627 (struct function): ...to here.
25628 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25629 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25631 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25633 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25634 (alpha_output_function_end_prologue): Likewise.
25635 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25636 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25637 (rs6000_output_function_epilogue): Likewise.
25638 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25640 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25643 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25644 from different units in a single alternative.
25645 (*truncdfsf_i387): Ditto.
25646 (*truncxfsf2_mixed): Ditto.
25647 (*truncxfdf2_mixed): Ditto.
25649 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25651 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25652 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25655 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25656 unused non-artificial variables when not optimizing.
25659 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25660 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25661 NAMESPACE_DECL in its DECL_INITIAL.
25663 PR middle-end/39443
25664 * optabs.c (set_user_assembler_libfunc): New function.
25665 * expr.h (set_user_assembler_libfunc): New prototype.
25666 * c-common.c: Include libfuncs.h.
25667 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25668 for memcmp, memset, memcpy, memmove and abort.
25669 * Makefile.in (c-common.o): Depend on libfuncs.h.
25672 * dwarf2out.c (gen_inlined_enumeration_type_die,
25673 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25674 gen_tagged_type_instantiation_die): Removed.
25675 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25678 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25681 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25683 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25684 (check-parallel-%): Ditto.
25685 (check-consistency): Ditto.
25687 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25689 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25690 local variable rhs by NULL_TREE.
25692 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25695 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25697 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25700 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25702 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25705 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25706 for ms->sysv ABI calls only in 64bit mode.
25708 * config/i386/i386.md (untyped_call): Support 32bit.
25710 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25712 * doc/extend.texi: Replace x86_65 with x86_64.
25714 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25716 PR tree-optimization/39455
25717 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25718 mismatches for POINTER_TYPE_P (type).
25719 (number_of_iterations_le): Likewise.
25721 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25723 * config/picochip/picochip.c: Removed profiling support.
25724 * config/picochip/picochip.md: Removed profiling instruction.
25725 * config/picochip/picochip.h: Removed profiling builtin.
25727 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25729 * doc/install.texi (--with-host-libstdcxx): Document.
25731 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25734 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25735 generate a warning if the function name does not begin with
25736 "__vector" and the function has either the 'signal' or 'interrupt'
25737 attribute, from here to ...
25738 (avr_declare_function_name): ...here. New function.
25739 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25740 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25742 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25745 * cse.c (fold_rtx): Don't modify original const_arg1 when
25746 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25747 separate variable instead.
25748 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25749 from out of range shift counts.
25750 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25752 2009-03-13 Catherine Moore <clm@codesourcery.com>
25754 * config/i386/x-mingw32 (host-mingw32.o): Replace
25755 diagnostic.h with $(DIAGNOSTIC_H).
25757 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25760 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25762 * config/i386/sync.md (sync_compare_and_swap<mode>,
25763 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25764 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25766 (sync_double_compare_and_swapdi_pic,
25767 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25768 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25770 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25773 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25775 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25778 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25779 (avx_addsubv4df3): Likewise.
25780 (*avx_addsubv4sf3): Likewise.
25781 (sse3_addsubv4sf3): Likewise.
25783 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25786 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25788 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25791 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25792 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25793 registers for allocnos created from user-defined variables.
25795 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25798 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25799 of non-integer mode as well.
25801 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25803 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25804 for functions for which the parameter types are unknown.
25806 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25809 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25810 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25811 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25812 * config/i386/i386.c (ix86_local_alignment): For
25813 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25814 long long variables on the stack to avoid dynamic realignment.
25815 Allow the first argument to be a decl rather than type.
25816 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25818 2009-03-11 Nick Clifton <nickc@redhat.com>
25821 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25823 Add description to mno-lsim option.
25824 * config/mcore/mcore.h: Remove comment about deprecated m4align
25826 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25827 * doc/invoke.texi: Add description of mno-lsim and
25828 mstack-increment options.
25830 * config/fr30/fr30.opt: Document the -mno-lsim option.
25831 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25832 and -mno-lsim options.
25834 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25836 * fold-const.c (fold_comparison): Only call fold_inf_compare
25837 if the mode supports infinities.
25839 2009-03-11 Jason Merrill <jason@redhat.com>
25842 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25843 end already did. Notice GIMPLE_CALL modifications of the result.
25844 Don't copy debug information from an ignored decl or a decl from
25847 2009-03-10 Richard Guenther <rguenther@suse.de>
25848 Nathan Froyd <froydnj@codesourcery.com>
25850 PR middle-end/37850
25851 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25852 (__divMODE3): Likewise.
25854 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25856 PR tree-optimization/39394
25857 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25858 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25860 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25862 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25863 inline asms for register asm ("") declarations.
25865 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25867 * fold-const.c (fold_unary): Fix comment.
25869 2009-03-07 Jan Hubicka <jh@suse.cz>
25872 * tree-inline.c (setup_one_parameter): Do replacement of const
25873 argument by constant in SSA form.
25875 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25877 PR middle-end/38028
25878 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25879 determine alignment passed to assign_stack_local.
25880 (assign_parms_unsplit_complex): Likewise.
25881 * except.c (sjlj_build_landing_pads): Likewise.
25883 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25885 PR middle-end/39360
25886 * tree-flow.h (add_referenced_var): Return bool instead of void.
25887 * tree-dfa.c (add_referenced_var): Return result of
25888 referenced_var_check_and_insert call.
25889 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25890 of referenced_var_check_and_insert.
25893 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25894 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25895 DIE, don't emit it if abstract origin already has it.
25896 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25897 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25899 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25901 * genpreds.c (needs_variable): Fix parentheses at variable name
25903 (write_tm_constrs_h): Indent generated code.
25905 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25907 * doc/extend.texi (Function Attributes): Add documentation
25908 for isr attributes.
25910 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25913 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25914 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25916 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25918 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25921 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25924 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25925 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25927 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25929 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25930 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25931 constants instead of magic numbers.
25932 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25934 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25935 (x86_64_ms_abi_int_parameter_registers): Ditto.
25936 (x86_64_int_return_registers): Ditto.
25937 (ix86_maybe_switch_abi): Ditto.
25938 (ix86_expand_call): Ditto for clobbered_registers array.
25939 (ix86_hard_regno_mode_ok): Ditto.
25940 (x86_extended_QIreg_mentioned_p): Ditto.
25942 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25944 PR tree-optimization/39349
25945 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25947 * combine.c (gen_lowpart_for_combine): Use omode when generating
25950 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25952 PR rtl-optimization/39235
25953 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25955 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25957 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25959 2009-03-04 Richard Guenther <rguenther@suse.de>
25961 PR tree-optimization/39362
25962 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25963 that occur in abnormal PHIs should be varying.
25965 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25967 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25969 (simple_iv): Take loop as an argument instead of statement.
25970 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25971 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25973 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25975 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25976 * matrix-reorg.c (analyze_transpose): Ditto.
25977 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25978 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25979 * tree-predcom.c (ref_at_iteration): Ditto.
25980 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25982 2009-03-04 Richard Guenther <rguenther@suse.de>
25984 PR tree-optimization/39358
25985 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25986 escaped_id and callused_id.
25987 (solve_graph): Likewise.
25989 2009-03-04 Richard Guenther <rguenther@suse.de>
25991 PR tree-optimization/39339
25992 * tree-sra.c (try_instantiate_multiple_fields): Make it
25993 no longer ICE on the above.
25995 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25997 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25998 that fits within Pmode.
26000 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26002 PR middle-end/10109
26003 * tm.texi (LIBCALL_VALUE): Update description.
26005 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26007 PR middle-end/34443
26008 * doc/extend.texi (section): Update description.
26010 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26012 PR middle-end/39345
26013 * tree-inline.c (remapped_type): New.
26014 (can_be_nonlocal): Call remapped_type instead of remap_type.
26016 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26019 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26020 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26022 2009-03-03 Richard Guenther <rguenther@suse.de>
26024 PR middle-end/39272
26025 * tree.c (tree_nonartificial_location): New function.
26026 * tree.h (tree_nonartificial_location): Declare.
26027 * builtins.c (expand_builtin_memory_chk): Provide location
26028 of the call location for artificial function pieces.
26029 (maybe_emit_chk_warning): Likewise.
26030 (maybe_emit_sprintf_chk_warning): Likewise.
26031 (maybe_emit_free_warning): Likewise.
26032 * expr.c (expand_expr_real_1): Likewise.
26034 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26036 PR tree-optimization/39343
26037 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26038 COMPONENT_REF t has ARRAY_TYPE.
26040 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26042 PR middle-end/39335
26043 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26044 when the type precision of the induction variable should be
26045 larger than the type precision of nit.
26046 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26047 * graphite.c (graphite_loop_normal_form): Same.
26048 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26050 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26052 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26053 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26054 numbers to describe clobbered registers.
26055 (*call_value_0_rex64_ms_sysv): Ditto.
26056 * config/i386/mmx.md (mmx_emms): Ditto.
26057 (mmx_femms): Ditto.
26059 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26061 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26064 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26066 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26067 (spu_section_type_flags): New function.
26069 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26071 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26072 reg_class_contents of FLOAT_REGS into a temporary.
26074 2009-03-02 Richard Guenther <rguenther@suse.de>
26075 Ira Rosen <irar@il.ibm.com>
26077 PR tree-optimization/39318
26078 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26079 information to the vectorized statement.
26081 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26083 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26084 variable. Use defined names instead of magic constants for REX SSE
26087 2009-03-01 Richard Guenther <rguenther@suse.de>
26089 PR tree-optimization/39331
26090 * omp-low.c (lower_send_shared_vars): Do not receive new
26091 values for the reference of DECL_BY_REFERENCE parms or results.
26093 2009-03-01 Jan Hubicka <jh@suse.cz>
26096 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26097 BLOCK_NONLOCALIZED_VAR): New macros.
26098 (tree_block): Add nonlocalized_vars.
26099 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26100 gen_decl_die): Add origin argument. Allow generation of die with
26101 origin at hand only.
26102 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26103 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26105 (gen_block_die): Fix checking for unused blocks.
26106 (process_scope_var): Break out from .... ; work with origins only.
26107 (decls_for_scope) ... here; process nonlocalized list.
26108 (dwarf2out_ignore_block): Look for nonlocalized vars.
26109 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26111 (dump_scope_block): Dump them.
26112 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26113 (remap_block): Likewise.
26114 (can_be_nonlocal): New predicate.
26115 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26117 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26119 * configure: Regenerate.
26121 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26123 * optc-gen.awk: No need to duplicate option flags twice.
26124 Reuse help texts for duplicate options which do not have any.
26126 * gcc.c (display_help): Document --version.
26128 * gcc.c (main): If print_help_list and verbose_flag, ensure
26129 driver output comes before subprocess output.
26131 * optc-gen.awk: Assign all remaining fields to help string,
26132 space-separated, for multi-line help in *.opt.
26134 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26135 -Wno-pedantic-ms-format is for MinGW targets only.
26137 * doc/options.texi (Option file format): Fix bad indentation,
26138 restoring dropped sentence.
26140 2009-02-28 Jan Hubicka <jh@suse.cz>
26142 * tree-inline.c (tree_function_versioning): Output debug info.
26144 2009-02-28 Jan Hubicka <jh@suse.cz>
26147 * tree-inline.c (setup_one_parameter): Do not copy propagate
26148 arguments when not optimizing.
26150 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26153 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26154 (avx_addsubv4df3): Likewise.
26155 (*avx_addsubv4sf3): Likewise.
26156 (sse3_addsubv4sf3): Likewise.
26157 (*avx_addsubv2df3): Likewise.
26158 (sse3_addsubv2df3): Likewise.
26159 (avx_unpckhps256): Correct item selectors.
26160 (avx_unpcklps256): Likewise.
26161 (avx_unpckhpd256): Likewise.
26162 (avx_unpcklpd256): Likewise.
26164 2009-02-28 Jan Hubicka <jh@suse.cz>
26166 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26168 (copy_arguments_for_versioning): If var is declared don't declare it.
26169 (tree_function_versioning): First setup substitutions and then copy
26172 2009-02-27 Jan Hubicka <jh@suse.cz>
26175 * cgraph.h (varpool_output_debug_info): Remove.
26176 * cgraphunit.c (varpool_output_debug_info): Remove.
26177 * dwarf2out.c (deferred_locations_struct): New struct
26178 (deferred_locations): New type.
26179 (deferred_locations_list): New static var.
26180 (deffer_location): New function.
26181 (gen_variable_die): Use it.
26182 (decls_for_scope): Output info on local static vars.
26183 (dwarf2out_finish): Process deferred locations.
26184 * varpool.c (varpool_output_debug_info): Remove.
26186 2009-02-27 Jan Hubicka <jh@suse.cz>
26189 * tree.h (TREE_PROTECTED): Fix comment.
26190 (BLOCK_HANDLER_BLOCK): Remove.
26191 (struct tree_block): Remove handler_block add body_block.
26192 (inlined_function_outer_scope_p): New.
26193 (is_body_block): Remove.
26194 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26195 * dwarf2out.c (is_inlined_entry_point): Remove.
26196 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26197 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26199 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26200 * gimplify.c (gimplify_expr): Gimplify body blocks.
26201 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26202 block with multiple subblocks.
26203 (dump_scope_block): Prettier output; dump more flags and info.
26204 (dump_scope_blocks): New.
26205 (remove_unused_locals): Use dump_scope_blocks.
26206 * tree-flow.h (dump_scope_blocks): Declare.
26207 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26208 * stmt.c (is_body_block): Remove.
26209 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26210 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26212 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26214 PR middle-end/39308
26215 * graphite.c (graphite_loop_normal_form): Do not call
26216 number_of_iterations_exit from a gcc_assert.
26218 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26220 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26221 jumps if COND is NULL.
26222 (find_cond_jump): New function.
26223 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26224 * config/s390/s390.md: Remove z10_cobra attribute value.
26226 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26228 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26229 force_const_mem returns NULL_RTX.
26231 2009-02-26 Jan Hubicka <jh@suse.cz>
26234 * cgraph.h (varpool_output_debug_info): Remove.
26235 * cgraphunit.c (varpool_output_debug_info): Remove.
26236 * dwarf2out.c (deferred_locations_struct): New struct
26237 (deferred_locations): New type.
26238 (deferred_locations_list): New static var.
26239 (deffer_location): New function.
26240 (gen_variable_die): Use it.
26241 (decls_for_scope): Output info on local static vars.
26242 (dwarf2out_finish): Process deferred locations.
26243 * varpool.c (varpool_output_debug_info): Remove.
26245 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26247 PR rtl-optimization/39241
26248 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26249 to subreg_offset_representable_p.
26251 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26253 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26254 execute function prototype. Get f and nregs from max_reg_num
26255 and get_insns. Remove the first backward pass as it's dead,
26256 guard the forward pass by flag_expensive_optimizations.
26257 (rest_of_handle_regmove): Delete.
26258 (pass_regmove): Replace it with regmove_optimize.
26260 2009-02-25 Martin Jambor <mjambor@suse.cz>
26262 PR tree-optimization/39259
26263 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26264 calls_alloca function flags.
26265 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26266 calls are detected.
26268 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26270 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26271 flags_set_1_rtx, flags_set_1_set): Delete.
26272 (regmove_optimize): Do not call mark_flags_life_zones.
26274 2009-02-24 Julian Brown <julian@codesourcery.com>
26277 * config/arm/arm.c (require_pic_register): Only set
26278 cfun->machine->pic_reg once per function.
26280 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26282 * doc/invoke.texi (Link Options): Document an easier way to pass
26283 options that take arguments to the GNU linker using -Xlinker and -Wl.
26285 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26288 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26290 2009-02-24 Richard Guenther <rguenther@suse.de>
26293 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26295 2009-02-24 Richard Guenther <rguenther@suse.de>
26296 Zdenek Dvorak <ook@ucw.cz>
26298 PR tree-optimization/39233
26299 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26300 from converting them to a generic type.
26302 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26304 PR tree-optimization/39260
26305 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26306 contains a condition with a real type.
26307 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26309 2009-02-23 Jason Merrill <jason@redhat.com>
26312 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26313 narrowing_initializer_constant_valid_p.
26314 (narrowing_initializer_constant_valid_p): Don't return
26315 null_pointer_node for adding a pointer to itself.
26317 2009-02-23 Jan Hubicka <jh@suse.cz>
26320 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26323 2009-02-23 Jan Hubicka <jh@suse.cz>
26325 PR tree-optimization/37709
26326 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26327 * tree.h (block_ultimate_origin): Declare.
26328 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26329 * tree-ssa-live.c (remove_unused_scope_block_p):
26330 Eliminate blocks containig no instructions nor live variables nor
26332 (dump_scope_block): New function.
26333 (remove_unused_locals): Enable removal of dead blocks by default;
26334 enable dumping at TDF_DETAILS.
26336 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26338 * config/i386/i386.c (classify_argument): Don't allow COImode
26340 (function_arg_advance_32): Don't allow OImode.
26341 (function_arg_32): Likewise.
26342 (function_value_32): Likewise.
26343 (return_in_memory_32): Likewise.
26344 (function_arg_64): Remove OImode comment.
26346 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26349 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26350 ix86_expand_vector_set for V4DImode in 64bit mode only.
26351 (ix86_expand_vector_init_one_var): Likewise.
26353 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26355 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26357 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26360 * loop-iv.c: Revert last change.
26361 * emit-rtl.c: Likewise.
26363 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26366 * config/i386/i386.c (type_natural_mode): Remove an extra
26367 space in the warning message.
26368 (function_value_32): Handle 32-byte vector modes.
26369 (return_in_memory_32): Likewise.
26371 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26373 * loop-iv.c (truncate_value): New function.
26374 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26376 (lowpart_subreg): Move to...
26377 * emit-rtl.c: ...here.
26379 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26381 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26382 accidental and undocumented change at revision 140860.
26384 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26386 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26387 take gimple_seq * arguments.
26388 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26389 types_compatible_p langhook.
26391 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26392 Joseph Myers <joseph@codesourcery.com>
26394 * config/arm/arm.c (arm_builtin_va_list): New function.
26395 (arm_expand_builtin_va_start): Likewise.
26396 (arm_gimplify_va_arg_expr): Likewise.
26397 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26398 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26399 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26400 (va_list_type): New variable.
26401 (arm_mangle_type): Mangle va_list_type appropriately.
26403 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26405 PR middle-end/39157
26406 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26407 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26408 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26409 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26410 parameter to 1000 for -O1 by default.
26411 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26413 * loop-invariant.c: Include params.h.
26414 (move_loop_invariants): Don't call move_single_loop_invariants on
26417 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26419 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26420 offset when calculating bounds for indexing stack_usage_map. Fixes
26421 a buffer overflow with certain target setups.
26423 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26426 * calls.c (expand_call): Clear try_tail_call if caller and callee
26427 disagree in promotion of function return value.
26429 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26432 * c-common.c (c_determine_visibility): If visibility changed and
26433 DECL_RTL has been already set, call make_decl_rtl to update symbol
26436 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26439 * varasm.c (assemble_variable): Don't check DECL_NAME when
26440 globalizing a variable.
26442 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26445 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26446 expression before any __builtin_trap call.
26447 * c-typeck.c (build_function_call): Convert and check function
26448 arguments before generating a call to a trap. Evaluate the
26449 function arguments before the trap.
26451 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26454 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26455 (UNSPEC_FXAM_MEM): New unspec.
26456 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26457 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26458 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26460 2009-02-19 Richard Guenther <rguenther@suse.de>
26462 PR tree-optimization/39207
26463 PR tree-optimization/39074
26464 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26465 storedanything_tree): New.
26466 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26467 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26468 (build_succ_graph): Add edges from STOREDANYTHING to all
26470 (init_base_vars): Initialize STOREDANYTHING.
26471 (compute_points_to_sets): Free substitution info after
26472 building the succ graph.
26473 (ipa_pta_execute): Likewise.
26475 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26477 (do_ds_constraint): Do not add to special var or non-pointer
26479 (type_could_have_pointers): Split out from ...
26480 (could_have_pointers): ... here. For arrays use the element type.
26481 (create_variable_info_for): Initialize may_have_pointers.
26482 (new_var_info): Likewise.
26483 (handle_lhs_call): Make the HEAP variable unknown-sized.
26484 (intra_create_variable_infos): Use a type with pointers for
26485 PARM_NOALIAS, make it unknown-sized.
26487 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26490 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26492 2009-02-18 Jason Merrill <jason@redhat.com>
26495 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26496 value if DECL_EXTERNAL.
26497 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26498 * target.h (gcc_target::binds_local_p): Clarify "module".
26499 * tree.h (TREE_PUBLIC): Clarify "module".
26501 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26504 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26505 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26507 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26510 * c.opt (Wabi): Support C and ObjC.
26513 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26515 * config/i386/i386.c (classify_argument): Warn once about the ABI
26516 change when passing union with long double.
26518 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26520 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26523 * c-parser.c (c_parser_compound_statement): Always enter and leave
26526 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26529 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26531 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26533 PR tree-optimization/36922
26534 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26535 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26538 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26540 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26543 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26545 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26547 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26549 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26552 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26553 Richard Sandiford <rdsandiford@googlemail.com>
26555 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26556 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26557 (loongson_biadd): ...this.
26559 2009-02-17 Richard Guenther <rguenther@suse.de>
26561 PR tree-optimization/39202
26562 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26563 a var make sure to follow existing collapses.
26565 2009-02-17 Richard Guenther <rguenther@suse.de>
26567 PR middle-end/39214
26568 * langhooks.c (lhd_print_error_function): Check for NULL block.
26570 2009-02-17 Richard Guenther <rguenther@suse.de>
26572 PR tree-optimization/39204
26573 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26576 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26578 * config/soft-fp/double.h: Update from glibc CVS.
26580 2009-02-17 Richard Guenther <rguenther@suse.de>
26582 PR tree-optimization/39207
26583 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26584 strict-aliasing warnings for pointers pointing to NULL.
26586 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26589 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26590 skipping until next close brace.
26592 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26595 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26596 to function argument boundary.
26598 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26600 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26601 in the lea_add. Reload eventually constraints it properly.
26602 * config/picochip/constraints.md: Remove the target constraint
26603 "b", since it is not needed anymore.
26605 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26607 * gthr-dce.h: Uglify function parameter and local variable names.
26608 * gthr-gnat.h: Likewise.
26609 * gthr-mipssde.h: Likewise.
26610 * gthr-nks.h: Likewise.
26611 * gthr-posix95.h: Likewise.
26612 * gthr-posix.h: Likewise.
26613 * gthr-rtems.h: Likewise.
26614 * gthr-single.h: Likewise.
26615 * gthr-solaris.h: Likewise.
26616 * gthr-tpf.h: Likewise.
26617 * gthr-vxworks.h: Likewise.
26618 * gthr-win32.h: Likewise.
26620 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26623 * config/i386/i386.md: Restrict the new peephole2 to move
26624 between MMX/SSE registers.
26626 2009-02-15 Richard Guenther <rguenther@suse.de>
26629 2009-02-13 Richard Guenther <rguenther@suse.de>
26631 * configure.ac: Enable LFS.
26632 * configure: Re-generate.
26633 * config.in: Likewise.
26635 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26637 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26638 spu_srqwbyte, spu_srqwbytebc): Define.
26639 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26640 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26641 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26642 "shrqby_<mode>"): New insn-and-split patterns.
26643 * config/spu/spu.c (expand_builtin_args): Determine and return
26644 number of operands using spu_builtin_description data.
26645 (spu_expand_builtin_1): Use it.
26647 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26650 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26653 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26656 * config/i386/i386.c (override_options): Correct warning
26657 messages for -malign-loops, -malign-jumps and -malign-functions.
26659 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26662 * config/i386/i386.md: Restrict the new peephole2 to move
26663 between the general purpose registers.
26665 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26668 * config/i386/i386.c (type_natural_mode): Add a new argument.
26669 Return the original mode and warn ABI change if vector size is 32byte.
26670 (function_arg_advance): Updated.
26671 (function_arg): Likewise.
26672 (ix86_function_value): Likewise.
26673 (ix86_return_in_memory): Likewise.
26674 (ix86_sol10_return_in_memory): Likewise.
26675 (ix86_gimplify_va_arg): Likewise.
26676 (function_arg_32): Don't warn ABX ABI change here.
26677 (function_arg_64): Likewise.
26679 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26681 * loop-iv.c (implies_p): In the final case, test that operands 0
26682 of the two comparisons match.
26684 * config/bfin/bfin.c (find_prev_insn_start): New function.
26685 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26686 (find_next_insn_start): Move.
26688 2009-02-13 Richard Guenther <rguenther@suse.de>
26690 * configure.ac: Enable LFS.
26691 * configure: Re-generate.
26692 * config.in: Likewise.
26694 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26697 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26698 sizes on syntax error after some arguments have been parsed.
26700 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26702 * doc/invoke.texi (-fira): Remove.
26704 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26706 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26707 * recog.c: Likewise.
26710 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26712 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26713 (umul_ppmm): Likewise.
26714 (count_leading_zeros): Likewise.
26715 (count_trailing_zeros): Likewise.
26716 (UMUL_TIME): Likewise.
26718 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26720 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26721 soft-fp/t-softfp to tmake_file.
26723 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26724 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26725 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26726 IA64_BUILTIN_INFQ]: New.
26727 (ia64_init_builtins): Initialize __builtin_infq,
26728 __builtin_fabsq and __builtin_copysignq if not HPUX.
26729 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26730 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26732 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26734 (__fixtfti): Likewise.
26735 (__fixunstfti): Likewise.
26736 (__floattitf): Likewise.
26738 * config/ia64/libgcc-glibc.ver: New.
26739 * config/ia64/t-fprules-softfp: Likewise.
26740 * config/ia64/sfp-machine.h: Likewise.
26742 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26743 (LIBGCC2_TF_CEXT): Likewise.
26744 (TF_SIZE): Likewise.
26745 (TARGET_INIT_LIBFUNCS): Likewise.
26747 * config/ia64/t-glibc (SHLINB_MAPFILES):
26748 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26750 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26752 * config/i386/i386.c (construct_container): Rewrite processing
26753 BLKmode with X86_64_SSE_CLASS.
26755 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26758 * config/i386/i386.md: Replace simplify_replace_rtx with
26759 replace_rtx in the new peephole2.
26761 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26763 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26764 loop unrolling do not happen at -O2.
26766 2009-02-12 Michael Matz <matz@suse.de>
26768 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26770 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26772 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26775 2009-02-12 Ben Elliston <bje@au.ibm.com>
26777 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26778 patterns when updating the back chain. Missed in the 2009-02-10
26781 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26783 * doc/extend.texi (Decimal Floating Types): Update identifier of
26784 draft TR and list of missing support.
26786 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26788 PR middle-end/39154
26789 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26790 bit to variable length decl's flags, add it also to its
26791 pointer replacement variable.
26793 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26794 Jakub Jelinek <jakub@redhat.com>
26797 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26798 (memory_blockage): New expander.
26799 (*memory_blockage): New insn pattern.
26800 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26801 instead of general blockage at the end of function prologue when
26802 frame pointer is used to access red zone area. Do not emit blockage
26803 when profiling, it is emitted in generic code.
26804 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26805 function epilogue when frame pointer is used to access red zone area.
26807 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26810 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26811 by arithmetic with memory operands.
26812 * config/i386/predicates.md (commutative_operator): New.
26814 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26816 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26819 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26821 * alias.h (record_alias_subset): Declare.
26822 * alias.c (record_alias_subset): Make global.
26824 2009-02-10 Nick Clifton <nickc@redhat.com>
26826 * tree-parloops.c: Change license to GPLv3.
26827 * ipa-struct-reorg.c: Change license to GPLv3.
26828 * ipa-struct-reorg.h: Change license to GPLv3.
26830 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26833 * c-decl.c (start_struct): Return NULL on error.
26835 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26837 PR middle-end/39124
26838 * cfgloopmanip.c (remove_path): Call remove_bbs after
26839 cancel_loop_tree, not before it.
26842 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26843 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26844 VAR_DECLs were seen.
26845 * tree-ssa-live.c (remove_unused_locals): Recompute
26846 cfun->has_local_explicit_reg_vars.
26847 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26848 copies or clearings if cfun->has_local_explicit_reg_vars.
26850 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26853 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26854 of function prologue when frame pointer is used to access
26857 2009-02-10 Richard Guenther <rguenther@suse.de>
26859 PR middle-end/39127
26860 * gimplify.c (gimple_regimplify_operands): Always look if
26861 we need to create a temporary.
26863 2009-02-10 Richard Guenther <rguenther@suse.de>
26865 PR tree-optimization/39132
26866 * tree-loop-distribution.c (todo): New global var.
26867 (generate_memset_zero): Trigger TODO_rebuild_alias.
26868 (tree_loop_distribution): Return todo.
26870 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26873 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26874 (x86_64_reg_class_name): Removed.
26875 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26876 first one isn't X86_64_SSE_CLASS or any other ones aren't
26877 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26878 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26879 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26880 and 3 X86_64_SSEUP_CLASS.
26881 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26882 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26884 2009-02-10 Ben Elliston <bje@au.ibm.com>
26886 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26887 form instruction to update the stack back chain word, even if the
26888 user has disabled the generation of update instructions.
26889 (movdi_<mode>_update_stack): New.
26890 (movsi_update_stack): Likewise.
26891 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26892 always use an update form instruction to update the stack back
26895 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26897 PR middle-end/38953
26898 * graphite.c (if_region_set_false_region): After moving a region in
26899 the false branch of a condition, remove the empty dummy basic block.
26900 (gloog): Remove wrong fix for PR38953.
26902 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26904 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26905 generation due to implicit sign extension.
26907 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26909 PR middle-end/38981
26910 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26911 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26913 2009-02-09 Richard Guenther <rguenther@suse.de>
26915 PR middle-end/35202
26916 * convert.c (convert_to_real): Disable (float)fn((double)x)
26917 to fnf(x) conversion if errno differences may occur and
26918 -fmath-errno is set.
26920 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26922 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26923 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26924 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26926 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26929 * c-common.c (handle_alias_attribute): Disallow attribute for
26930 anything not a FUNCTION_DECL or VAR_DECL.
26932 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26935 * real.c (do_compare): Special-case compare of zero against
26936 decimal float value.
26938 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26941 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26942 as indicating flexible array members unless the field itself is
26943 being declarared as the incomplete array.
26945 2009-02-06 Jan Hubicka <jh@suse.cz>
26947 PR tree-optimization/38844
26948 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26949 is already inlined.
26951 2009-02-06 Richard Guenther <rguenther@suse.de>
26953 PR middle-end/38977
26954 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26955 fork because we may expand it as __gcov_fork.
26957 2009-02-06 Nick Clifton <nickc@redhat.com>
26959 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26961 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26963 PR tree-optimization/35659
26964 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26965 vn_phi_eq): Shortcut if hashcode does not match.
26966 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26968 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26969 and avoid iterative_hash_expr.
26970 (FOR_EACH_VALUE_ID_IN_SET): New.
26971 (value_id_compare): Remove.
26972 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26973 sort expressions by value id.
26975 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26978 * config/sh/predicates.md (general_movsrc_operand): Don't check
26979 the subreg of system registers here.
26981 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26984 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26985 on the copied decl.
26987 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26989 PR rtl-optimization/39110
26990 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26991 addresses, not aligned ones.
26993 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26994 Richard Guenther <rguenther@suse.de>
26996 PR tree-optimization/39100
26997 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26998 comment says and add edges.
27000 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27003 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27004 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27006 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27008 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27009 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27010 register_bb_in_sese, new_sese, free_sese): Moved.
27011 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27012 outermost_loop_in_scop, build_scop_iteration_domain,
27013 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27014 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27015 Use loop_in_sese_p instead of loop_in_scop_p.
27016 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27017 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27018 (scopdet_basic_block_info): Fix bug in scop detection.
27019 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27020 eq_loop_to_cloog_loop): Remove.
27021 (nb_loops_around_loop_in_scop, nb_loop
27022 ref_nb_loops): Moved here...
27023 * graphite.h (ref_nb_loops): ... from here.
27024 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27025 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27026 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27028 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27029 Hans-Peter Nilsson <hp@axis.com>
27031 PR rtl-optimization/37889
27032 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27033 Move offset handling from PLUS to before the switch. Use new
27034 arguments when considering SYMBOL_REFs too.
27035 (rtx_addr_can_trap_p): Pass dummy offset and size.
27036 (enum may_trap_p_flags): Remove.
27037 (may_trap_p_1): Pass size from MEM_SIZE.
27039 PR rtl-optimization/38921
27040 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27041 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27042 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27043 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27045 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27047 AVX Programming Reference (January, 2009)
27048 * config/i386/sse.md (*vpclmulqdq): New.
27050 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27052 PR tree-optimization/38977
27053 PR gcov-profile/38292
27054 * calls.c (special_function_p): Disregard __builtin_ prefix.
27056 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27058 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27059 non-indexable addresses even before reload.
27061 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27064 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27065 as having variable size. Do not give an error for unnamed
27066 parameters with [*] declarators. Give a warning for type names
27067 with [*] declarators and mark them as variable size.
27068 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27069 for sizeof applied to [*] type names.
27071 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27074 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27076 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27078 * gcc.c (process_command): Update copyright notice dates.
27079 * gcov.c (print_version): Likewise.
27080 * gcov-dump.c (print_version): Likewise.
27081 * mips-tfile.c (main): Likewise.
27082 * mips-tdump.c (main): Likewise.
27084 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27087 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27088 for composite type involving a zero-length array type.
27090 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27093 * function.c (match_asm_constraints_1): Skip over
27094 initial optional % in the constraint.
27096 PR inline-asm/39059
27097 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27098 supported, don't accept FIXED_CSTs.
27099 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27100 and _Sat is used without _Fract/_Accum. Set specs->type to
27101 integer_type_node for cts_fract/cts_accum if fixed point is not
27104 2009-02-02 Catherine Moore <clm@codesourcery.com>
27106 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27108 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27110 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27111 (ABI_HAS_64BIT_SYMBOLS): Use it.
27112 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27114 2009-02-02 Paul Brook <paul@codesourcery.com>
27116 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27118 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27120 PR inline-asm/39058
27121 * recog.h (asm_operand_ok): Add constraints argument.
27122 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27123 recurse on matching constraint.
27124 (check_asm_operands): Pass constraints as 3rd argument to
27125 asm_operand_ok. Don't look up matching constraint here.
27126 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27129 2009-02-02 Ben Elliston <bje@au.ibm.com>
27131 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27132 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27134 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27136 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27137 information. Remove some obsolete information. Reorganize.
27139 * config/pa/fptr.c: Revert license to GPL 2.
27140 * config/pa/milli64.S: Likewise.
27142 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27145 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27146 LIBRARY name in, instead of hard-coding it.
27147 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27148 extra target make frag to tmake_files according to EH model.
27149 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27150 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27151 frags that define makefile variable EH_MODEL appropriately.
27152 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27153 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27154 to "-sjlj" according to type of EH configured.
27155 (LIBGCC_SONAME): Concatenate it to shared library base name.
27156 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27157 to "_sjlj" according to type of EH configured.
27158 (LIBGCC_SONAME): Concatenate it to shared library base name.
27159 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27160 (SHLIB_LINK): Add missing semicolon to if-else construct.
27161 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27162 string value of "pe_dll" command-line option.
27163 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27164 (SHLIB_SONAME): Use it when overriding t-cygming default.
27165 (SHLIB_IMPLIB): Override t-cygming default.
27166 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27167 string value of "pe_dll" command-line option.
27169 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27172 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27173 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27175 2009-01-31 Richard Guenther <rguenther@suse.de>
27177 PR tree-optimization/38937
27178 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27179 computing the transitive closure.
27181 2009-01-30 Richard Guenther <rguenther@suse.de>
27183 PR tree-optimization/39041
27184 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27185 Propagate variable indices only if the types match for this stmt.
27187 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27190 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27191 inline but never defined.
27193 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27195 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27196 (*insv_h_di_reg_extimm): New insn.
27197 (*insv_l<mode>_reg_extimm): New insn.
27199 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27201 * config/picochip/picochip.c (flag_conserve_stack): set
27202 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27203 fconserve-stack. Reduce call-overhead used by inliner.
27205 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27208 * common.opt (flag_conserve_stack): Initialised to zero.
27210 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27213 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27214 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27217 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27219 * ira-color.c (allocno_reload_assign): Update comments.
27220 * regmove.c (regmove_optimize): Likewise.
27224 2009-01-29 Robert Millan <rmh@aybabtu.com>
27226 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27227 * config/i386/kopensolaris-gnu.h: New file. Undefine
27228 `MD_UNWIND_SUPPORT'.
27229 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27231 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27233 PR tree-optimization/39007
27234 * tree-loop-distribution.c (generate_builtin): Use
27235 recompute_dominator to compute the immediate dominator of the
27236 basic block just after the loop.
27238 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27240 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27241 (ASM_OUTPUT_DWARF_PCREL): Define.
27243 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27245 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27246 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27247 global. Modify entries about regmove and IRA.
27249 * ra-conflict.c: Remove the file.
27251 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27253 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27254 (pass_regclass_init): Rename to pass_reginfo_init.
27256 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27258 * toplev.h (flag_ira): Remove.
27260 * caller-save.c (setup_save_areas): Remove flag_ira.
27262 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27264 * global.c: Remove the file.
27266 * opts.c (decode_options): Remove flag_ira.
27268 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27270 * regmove.c: Modify file description.
27271 (find_use_as_address, try_auto_increment): Define them only if
27272 AUTO_INC_DEC is defined.
27273 (replacement_quality, replace_in_call_usage, fixup_match_1,
27274 stable_and_no_regs_but_for_p): Remove.
27275 (reg_set_in_bb): Make it static.
27276 (regmove_optimize): Remove flag_ira and code which worked for
27279 * local-alloc.c: Remove the file.
27281 * common.opt (fira): Remove.
27283 * ira.c: Include except.h.
27284 (eliminable_regset): Move from global.c.
27285 (mark_elimination): Ditto. Remove flag_ira.
27286 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27287 equiv_mem_modified, validate_equiv_mem_from_store,
27288 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27289 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27290 no_equiv, recorded_label_ref): Move from local-alloc.c.
27291 (update_equiv_regs): Ditto. Make it static.
27292 (print_insn_chain, print_insn_chains): Move it from global.c.
27293 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27294 (build_insn_chain): Ditto. Make it static.
27295 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27296 Rename to init_live_subregs.
27297 (gate_ira): Remove flag_ira.
27299 * regclass.c: Rename reginfo.c. Change file description.
27300 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27301 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27302 (init_reg_sets_1): Remove code for evaluation of
27303 reg_class_superclasses and losing_caller_save_reg_set.
27304 (init_regs): Remove init_reg_autoinc.
27305 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27306 ok_for_base_p_nonstrict): Remove.
27307 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27308 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27309 corresponding entries.
27310 (dump_regclass, record_operand_costs, scan_one_insn,
27311 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27312 record_address_regs, auto_inc_dec_reg_p): Remove.
27313 (gt-regclass.h): Rename to gt-reginfo.h.
27315 * rtl.h (dump_global_regs, retry_global_alloc,
27316 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27318 * Makefile.in (RA_H): Remove.
27319 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27320 Rename regclass.o to reginfo.o.
27321 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27323 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27324 (GTFILES): Rename regclass.c to reginfo.c.
27326 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27327 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27329 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27330 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27332 (finish_spills): Ditto. Remove code for !flag_ira.
27334 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27336 PR middle-end/35854
27337 * doc/invoke.texi (rtl debug options): Complete rewrite.
27338 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27340 * mode-switching.c (pass_mode_switching): Rename pass from
27341 "mode-sw" to "mode_sw".
27342 * except.c (pass_convert_to_eh_ranges): Rename pass from
27343 "eh-ranges" to "eh_ranges".
27344 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27348 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27349 Alexander Monakov <amonakov@ispras.ru>
27351 PR middle-end/38857
27352 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27354 (move_exprs_to_boundary): Change return type and pass through
27355 should_move from move_op. Relax assert. Update usage ...
27356 (schedule_expr_on_boundary): ... here. Use should_move instead of
27358 (move_op_orig_expr_found): Indicate that insn was disconnected from
27360 (code_motion_process_successors): Do not call after_merge_succs
27361 callback if original expression was not found when traversing any of
27363 (code_motion_path_driver): Change return type. Update prototype.
27364 (move_op): Update comment. Add a new parameter (should_move). Update
27365 prototype. Set *should_move based on indication provided by
27366 move_op_orig_expr_found.
27368 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27370 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27371 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27372 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27373 * config/rs6000/rs6000.c (rs6000_override_options): Default
27374 avoid-indexed-addresses on for Power6, off for everything else.
27375 (avoiding_indexed_address_p): New function.
27376 (rs6000_legitimize_address): Use it.
27377 (rs6000_legitimate_address): Likewise.
27378 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27380 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27382 PR tree-optimization/38997
27383 * tree-loop-distribution.c (generate_memset_zero): Use
27384 POINTER_PLUS_EXPR for a pointer addition.
27386 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27388 * config/s390/s390.md (bswap<mode>2): New pattern added.
27390 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27392 * config/s390/s390.md (*tls_load_31): Added type attribute.
27394 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27396 * config/s390/s390.md: Fix a few comments.
27398 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27400 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27401 (*tm<mode>_full): Fixed z10prop attribute.
27402 (*tst<mode>_extimm): Fixed z10prop attribute.
27403 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27404 (*tstqiCCT_cconly): Fixed z10prop attribute.
27405 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27406 (*movsi_larl): Fixed z10prop attribute.
27407 (*movsi_zarch): Fixed z10prop attribute.
27408 (*movsi_eas): Fixed z10prop attribute.
27409 (*movhi): Fixed z10prop attribute.
27410 (*movqi): Fixed z10prop attribute.
27411 (*movstrictqi): Fixed z10prop attribute.
27412 (*mov<mode>): Fixed z10prop attribute.
27413 (*movcc): Fixed z10prop attribute.
27414 (*sethighpartdi_64): Fixed z10prop attribute.
27415 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27416 (*negdi2_sign_cc): Fixed z10prop attribute.
27417 (*negdi2_sign): Fixed z10prop attribute.
27418 (*absdi2_sign_cc): Fixed z10prop attribute.
27419 (*absdi2_sign): Fixed z10prop attribute.
27420 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27421 (*negabsdi2_sign): Fixed z10prop attribute.
27422 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27423 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27424 (doloop_si64): Fixed z10prop attribute.
27425 (doloop_si31): Fixed z10prop attribute.
27426 (doloop_long): Fixed z10prop attribute.
27427 (indirect_jump): Fixed z10prop attribute.
27428 (nop): Fixed z10prop attribute.
27429 (main_base_64): Fixed z10prop attribute.
27430 (reload_base_64): Fixed z10prop attribute.
27432 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27434 PR rtl-optimization/38740
27435 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27437 * config/mips/mips.c (mips_reorg): Likewise.
27439 2009-01-28 Richard Guenther <rguenther@suse.de>
27441 PR tree-optimization/38926
27442 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27443 with the correct value id to a value.
27444 (do_regular_insertion): Use the value number of edoubleprime
27445 for the value number of the expr.
27448 2008-08-21 Richard Guenther <rguenther@suse.de>
27450 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27451 a PHI ask VN if it is already available.
27452 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27453 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27455 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27457 PR middle-end/38934
27458 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27459 set to varying whenever max has TREE_OVERFLOW set, similarly
27460 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27462 2009-01-28 Richard Guenther <rguenther@suse.de>
27464 PR middle-end/38908
27465 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27466 uninitialized aggregate uses in call arguments.
27468 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27470 PR tree-optimization/38984
27471 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27472 the nothing_id variable if -fno-delete-null-pointer-checks.
27474 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27477 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27478 (set_got_offset_rex64): Ditto.
27480 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27483 * doc/extend.texi: Improve local variable with asm reg.
27485 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27487 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27488 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27489 was not supplied then set warn_packed_bitfield_compat to the
27490 default value of 1.
27491 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27494 2009-01-27 Richard Guenther <rguenther@suse.de>
27496 PR tree-optimization/38503
27497 * cfgexpand.c (expand_gimple_basic_block): Ignore
27498 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27499 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27500 variables that cannot have TBAA applied.
27501 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27504 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27506 PR middle-end/38969
27507 * calls.c (initialize_argument_information): Do not wrap complex
27508 arguments in SAVE_EXPR.
27510 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27512 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27513 (INSTALL_LIBGCC): Revert typo commit.
27515 2009-01-26 Richard Guenther <rguenther@suse.de>
27517 PR tree-optimization/38745
27518 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27519 from special handling.
27521 2009-01-26 Richard Guenther <rguenther@suse.de>
27523 PR tree-optimization/38745
27524 * tree-ssa.c (execute_update_addresses_taken): Do not include
27525 variables that cannot possibly be a register in not_reg_needs.
27526 Do not clear TREE_ADDRESSABLE on vars that may not become
27528 * tree-ssa.c (update_alias_info_1): Include those in the set
27529 of addressable vars.
27531 2009-01-26 Richard Guenther <rguenther@suse.de>
27533 PR middle-end/38851
27534 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27535 * tree-ssa-dse.c: Include langhooks.h
27536 (execute_simple_dse): Remove stores with zero size.
27538 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27541 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27544 2009-01-24 Julian Brown <julian@codesourcery.com>
27546 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27547 config/arm/linux-atomic.c.
27548 * config/arm/linux-atomic.c: New.
27550 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27552 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27553 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27554 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27556 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27559 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27562 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27564 PR tree-optimization/38953
27565 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27566 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27567 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27568 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27571 2009-01-24 Paul Brook <paul@codesourcery.com>
27573 * config/arm/neon.md (neon_type): Move to arm.md.
27574 (neon_mov<VSTRUCT>): Add neon_type attribute.
27575 * config/arm/arm.md (neon_type): Move to here.
27576 (conds): Add "unconditioal" and use as default for NEON insns.
27578 2009-01-24 Ben Elliston <bje@au.ibm.com>
27580 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27581 void *' warning from -Wc++-compat.
27582 * Makefile.in (dominance.o-warn): Remove.
27584 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27586 PR tree-optimization/38932
27587 * fold-const.c (fold_unary_ignore_overflow): New.
27588 * tree.h (fold_unary_ignore_overflow): Declare.
27589 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27590 * tree-ssa-sccvn.c (visit_reference_op_load,
27591 simplify_unary_expression): Likewise.
27593 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27595 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27596 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27597 regardless of their type.
27598 * c-common.c (handle_packed_attribute): Don't ignore packed on
27600 * c.opt (Wpacked-bitfield-compat): New warning option.
27601 * stor-layout.c (place_field): Warn if offset of a field changed.
27602 * doc/extend.texi (packed): Mention the ABI change.
27603 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27604 (Warning Options): Add it to the list.
27606 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27608 * c-opts.c (c_common_post_options): Fix a typo in comments.
27610 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27612 PR middle-end/38615
27613 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27614 variables to static.
27615 * doc/invoke.texi (-fmerge-all-constants): Update description.
27617 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27620 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27621 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27623 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27625 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27627 (LOCAL_ALIGNMENT): Similarly.
27629 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27630 Joseph Myers <joseph@codesourcery.com>
27632 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27633 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27634 * config/arm/arm-tune.md: Regenerate.
27635 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27638 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27640 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27641 version number to five.
27643 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27646 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27647 * c-common.c (set_underlying_type): Likewise.
27648 (is_typedef_decl ): Likewise
27650 (set_underlying_type): Likewise.
27651 (is_typedef_type): Likewise.
27653 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27655 PR middle-end/38587
27656 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27659 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27662 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27663 (LIBGCC_SPEC): Don't define.
27664 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27666 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27668 PR rtl-optimization/38879
27669 * alias.c (base_alias_check): Unaligned access via AND address can
27670 alias all surrounding object types except those with sizes equal
27671 or wider than the size of unaligned access.
27673 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27676 * c-decl.c (clone_underlying_type): Move this ...
27677 * c-common.c (set_underlying_type): ... here.
27678 Also, make sure the function properly sets TYPE_STUB_DECL() on
27679 the newly created typedef variant type.
27680 (is_typedef_decl ): New entry point.
27681 * tree.h: Added a new member member_types_needing_access_check to
27682 struct tree_decl_non_common.
27683 (set_underlying_type): New entry point.
27684 (is_typedef_type): Likewise.
27686 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27688 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27689 Check whether two instructions have memory references that
27690 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27691 are helper functions for traversing.
27692 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27693 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27694 not to draw dependency edge for instructions with non-conflicting
27697 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27700 * longlong.h: Update copyright years. Use soft-fp license notice.
27701 Sync __clz_tab declaration with glibc.
27703 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27706 * doc/extend.texi (syscall_linkage): New.
27707 (version_id): Modify.
27709 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27710 Richard Guenther <rguenther@suse.de>
27712 PR tree-optimization/38747
27713 PR tree-optimization/38748
27714 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27715 conversion if the base address is an indirect reference and the
27716 aliasing sets could cause issues.
27718 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27720 * common.opt (fgraphite, fgraphite-identity): Add comment for
27721 explaining why these options are not documented.
27723 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27725 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27726 gimple_call_lhs is NULL.
27728 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27731 * emit-rtl.c (adjust_address_1): Make sure memref is never
27734 2009-01-20 Ben Elliston <bje@au.ibm.com>
27736 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27737 const qualifier from arg parameter. Remove unnecessary cast to char *.
27738 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27739 const qualifier from arg 2.
27741 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27743 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27745 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27748 * rtl.h (reinit_regs): New prototype.
27749 * regclass.c: Include ira.h.
27750 (reinit_regs): New.
27751 * Makefile.in (regclass.o): Add ira.h.
27752 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27754 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27757 * c-common.c (handle_aligned_attribute): Use
27758 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27759 default alignment value.
27761 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27763 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27764 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27766 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27767 __BIGGEST_ALIGNMENT__.
27769 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27771 2009-01-18 Richard Guenther <rguenther@suse.de>
27773 PR tree-optimization/38819
27774 * tree-flow.h (operation_could_trap_helper_p): Declare.
27775 * tree-eh.c (operation_could_trap_helper_p): Export.
27776 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27777 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27778 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27779 are about to insert a possibly trapping instruction and fail
27782 2009-01-18 Andreas Schwab <schwab@suse.de>
27784 * doc/install.texi (Configuration): Remove obsolete paragraph
27785 about use of --with-gnu-ld with --with-gnu-as.
27787 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27789 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27790 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27791 Follow spelling conventions.
27793 2009-01-18 Ben Elliston <bje@au.ibm.com>
27795 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27796 C++ warning about implicit conversion from void * to struct
27798 (bitmap_obstack_free): Likewise for bitmap_element *.
27799 * Makefile.in (bitmap.o-warn): Remove.
27801 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27803 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27805 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27806 Tobias Grosser <tobi.grosser@amd.com>
27808 * graphite.c (graphite_trans_scop_block): Do not block single
27811 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27813 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27814 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27815 test with assertion.
27817 2009-01-16 Richard Guenther <rguenther@suse.de>
27819 PR tree-optimization/38835
27820 PR middle-end/36227
27821 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27822 and INT + PTR -> (INT)(PTR p+ INT) folding.
27823 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27825 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27828 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27829 the subreg from a lowpart subreg if it is also casting the value.
27831 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27832 Tobias Grosser <tobi.grosser@amd.com>
27834 * graphite.c (compare_prefix_loops): New.
27835 (build_scop_canonical_schedules): Rewritten.
27836 (graphite_transform_loops): Move build_scop_canonical_schedules
27837 after build_scop_iteration_domain.
27839 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27840 Tobias Grosser <tobi.grosser@amd.com>
27842 * graphite.c (add_conditions_to_domain): Add the loops to
27843 the dimension of the iteration domain. Do copy the domain
27844 only when it exists.
27845 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27846 (add_conditions_to_constraints): New.
27847 (can_generate_code_stmt, can_generate_code): Removed.
27848 (gloog): Do not call can_generate_code.
27849 (graphite_transform_loops): Call add_conditions_to_constraints
27850 after building the iteration domain.
27852 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27854 PR tree-optimization/38789
27855 * tree-ssa-threadedge.c
27856 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27857 __builtin_constant_p.
27859 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27861 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27862 examined before deleting them.
27864 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27866 * function.c (aggregate_value_p): Correctly extract the function
27867 type from CALL_EXPR_FN lookup.
27869 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27871 * config/picochip/picochip.c (picochip_override_options): Revert
27872 CFI asm flag disable commited previously.
27874 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27875 Tobias Grosser <tobi.grosser@amd.com>
27876 Jan Sjodin <jan.sjodin@amd.com>
27878 * graphite.c (scan_tree_for_params): On substractions negate
27879 all the coefficients of the term.
27880 (clast_to_gcc_expression_red): New. Handle reduction expressions
27881 of more than two operands.
27882 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27883 (get_vdef_before_scop): Handle also the case of default definitions.
27885 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27887 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27888 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27889 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27891 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27892 Joey Ye <joey.ye@intel.com>
27894 PR middle-end/37843
27895 * cfgexpand.c (expand_stack_alignment): Don't update stack
27896 boundary nor check incoming stack boundary here.
27897 (gimple_expand_cfg): Update stack boundary and check incoming
27898 stack boundary here.
27900 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27902 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27904 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27906 PR rtl-optimization/38245
27907 * calls.c (expand_call): Add stack arguments to
27908 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27909 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27910 in regs and partially in memory or BLKmode arguments.
27911 (emit_library_call_value_1): Add stack arguments to
27912 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27913 ACCUMULATE_OUTGOING_ARGS).
27914 * dce.c: Include tm_p.h.
27915 (find_call_stack_args): New function.
27916 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27918 (mark_insn): Call find_call_stack_args for CALL_Ps.
27919 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27920 forwards. Allocate and free arg_stores bitmap if needed, pass it
27921 down to deletable_insn_p, don't mark stores set in arg_stores
27922 bitmap, clear the bitmap at the beginning of each bb.
27923 * Makefile.in (dce.o): Depend on $(TM_P_H).
27925 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27928 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27929 to make sure the insn is a conditional test (bug 22599). Reformat a
27932 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27934 PR middle-end/38431
27935 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27936 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27937 (gloog): Do not call cleanup_tree_cfg.
27938 (graphite_transform_loops): Call cleanup_tree_cfg after all
27939 scops have been code generated.
27941 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27942 * doc/gty.texi (Invoking the garbage collector): Added new node
27943 and section documenting ggc_collect.
27945 2009-01-14 Richard Guenther <rguenther@suse.de>
27947 PR tree-optimization/38826
27948 PR middle-end/38477
27949 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27950 initialization notes only if we actually emitted a warning.
27951 (intra_create_variable_infos): Add constraints for a result decl
27952 that is passed by hidden reference.
27953 (build_pred_graph): Mark all related variables non-direct on
27956 2009-01-14 Nick Clifton <nickc@redhat.com>
27958 * ira-conflicts.c: Include addresses.h for the definition of
27960 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27961 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27963 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27966 * Makefile.in (ira-lives.o): Add except.h.
27968 * ira-lives.c: Include except.h.
27969 (process_bb_node_lives): Process can_throw_internal.
27971 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27973 PR rtl-optimization/38774
27974 * combine.c (simplify_set): When undoing cc_use change, don't do
27975 PUT_CODE on the newly created comparison, but instead put back the
27978 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27980 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27981 values. Remove duplicate arm8 entry.
27983 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27985 PR tree-optimization/38786
27986 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27987 the SSA_NAME case of expand_scalar_variables_expr.
27988 Set the type of an expression to the type of its assign statement.
27989 (expand_scalar_variables_expr): Also gather the scalar computation
27990 used to index the memory access. Do not pass loop_p.
27991 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27992 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27993 the gimple_stmt_iterator where it inserts new code.
27994 Do not pass loop_p.
27995 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27996 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27998 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28000 * graphite.h (debug_value): Removed.
28001 * graphite.c (debug_value): Removed.
28003 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28005 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28006 ldrd/strd with two 32-bit instructions.
28008 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28010 * config/arm/arm.c (struct processors): Pass for speed down into
28011 cost helper functions.
28012 (const_ok_for_op): Handle COMPARE and inequality nodes.
28013 (arm_rtx_costs_1): Rewrite.
28014 (arm_size_rtx_costs): Update prototype.
28015 (arm_rtx_costs): Pass speed down to helper functions.
28016 (arm_slowmul_rtx_costs): Rework cost calculations.
28017 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28018 (arm_9e_rtx_costs): Likewise.
28020 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28022 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28023 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28024 (alpha_legitimize_address): Do not split local symbols wider than
28025 UNITS_PER_WORD into HIGH/LO_SUM parts.
28027 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28030 * gcc.c (process_command): Replace call to execvp with calls
28031 to pex_one and exit.
28033 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28036 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28037 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28038 variant for devices with 3-byte PC.
28039 (__tablejump_elpm__): New.
28041 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28044 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28045 offsetof member-designator, handle it as `[0].'.
28047 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28049 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28050 function when not using named sections on targets with named sections
28051 if branch distance is less than 262132.
28053 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28055 * combine.c (combine_instructions): Recompute
28056 optimize_this_for_speed_p for each BB in the main combine loop.
28058 2009-01-12 Tomas Bily <tbily@suse.cz>
28061 * tree-loop-distribution.c (prop_phis): New function.
28062 (generate_builtin): Call prop_phis.
28064 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28066 PR tree-optimization/38807
28067 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28068 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28070 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28072 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28073 subreg of op0 to the original op0.
28075 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28077 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28079 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28082 * mips-tfile.c (parse_def): Fix parsing of def strings
28083 starting with digits.
28085 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28088 * config/arm/arm.c (arm_is_long_call_p): Don't call
28089 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28091 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28093 * regrename.c (regrename_optimize): Fix dumping.
28094 (find_oldest_value_reg): Preserve REG_POINTER.
28095 (copy_hardreg_forward_1): Likewise.
28097 2009-01-09 Diego Novillo <dnovillo@google.com>
28099 * gimple.h (struct gimple_statement_base) <uid>: Document
28100 the restrictions on its use.
28101 (gimple_uid): Tidy.
28102 (gimple_set_uid): Tidy.
28104 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28106 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28107 zero guard even if align_bytes != 0 and count is smaller than
28110 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28112 PR rtl-optimization/38495
28113 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28114 (add_range_and_copies_from_move_list): Print all added ranges.
28115 Add ranges to memory optimized destination.
28117 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28121 * config/i386/i386.c (override_options): Reject
28122 -mstringop-strategy=rep_8byte with -m32.
28123 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28124 to 1. Do count comparison against epilogue_size_needed at compile
28125 time even when count_exp was constant forced into register. For
28126 size_needed don't jump to epilogue, instead just avoid aligning
28127 and invoke the body algorithm. If need_zero_guard, add zero guard
28128 even if count is non-zero, but smaller than size_needed + number of
28129 bytes that could be stored for alignment.
28130 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28131 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28132 but smaller than size_needed + number of bytes that could be stored
28133 for alignment. Compare size_needed with epilogue_size_needed instead
28134 of desired_align - align, don't adjust size_needed, pass
28135 epilogue_size_needed to the epilogue expanders.
28138 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28140 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28142 * pa.c (last_address): Change to unsigned.
28143 (update_total_code_bytes): Change argument to unsigned. Don't
28144 check if insn addresses are set.
28145 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28146 addresses are not set.
28147 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28149 2009-01-09 Nick Clifton <nickc@redhat.com>
28151 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28152 DECL_DECLARED_INLINE_P.
28154 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28156 PR middle-end/38347
28157 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28158 GET_MODE (op0) in operand_subword_force calls.
28160 PR middle-end/38771
28161 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28162 fold_convert arg0 operands to TREE_TYPE (op0) first.
28164 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28166 * params.def (ira-max-conflict-table-size): Decrease default value
28169 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28171 PR tree-optimization/37031
28172 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28174 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28175 allocate it using gc instead of heap, use VEC_quick_push instead of
28177 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28178 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28179 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28180 allocated vector from heap allocated.
28181 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28182 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28183 vector only after perfect_loop_nest_depth call.
28185 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28186 Jan Sjodin <jan.sjodin@amd.com>
28188 PR tree-optimization/38559
28189 * graphite.c (debug_value, copy_constraint,
28190 swap_constraint_variables, scale_constraint_variable, ): New.
28191 (get_lower_bound, get_upper_bound): Removed.
28192 (graphite_trans_bb_strip_mine): Clean up this code that works
28193 only for constant number of iterations. Fully copy upper and
28194 lower bound constraints, not only the constant part of them.
28195 * graphite.h (debug_value): Declared.
28197 2009-01-08 Ira Rosen <irar@il.ibm.com>
28199 PR tree-optimization/37194
28200 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28201 Don't add the cost of cost model guard in prologue to scalar
28202 outside cost in case of known number of iterations.
28204 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28205 Alan Modra <amodra@bigpond.net.au>
28207 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28208 non-word-aligned REG+CONST addressing.
28210 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28213 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28214 free_after_compilation when outputting a thunk.
28215 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28216 Do not call free_after_compilation here.
28218 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28220 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28221 (ix86_valid_target_attribute_inner_p): Ditto.
28223 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28225 PR tree-optimization/38492
28226 PR tree-optimization/38498
28227 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28228 * tree-chrec.h (scev_is_linear_expression): Declared.
28229 * graphite.c (graphite_cannot_represent_loop_niter): New.
28230 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28231 (graphite_loop_normal_form): Use gcc_assert.
28232 (scan_tree_for_params): Use CASE_CONVERT.
28233 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28234 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28235 Use gcc_assert. Discard scops that contain unhandled cases.
28236 (build_scop_conditions): Return a boolean status for unhandled cases.
28237 (strip_mine_profitable_p): Print the loop number, not its depth.
28238 (is_interchange_valid): Pass the depth of the loop nest, don't
28239 recompute it wrongly.
28240 (graphite_trans_bb_block): Same.
28241 (graphite_trans_bb_block): Print tentative of loop blocking.
28242 (graphite_trans_scop_block): Do not print that the loop has been
28244 (graphite_transform_loops): Do not handle scops that contain condition
28247 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28249 AVX Programming Reference (December, 2008)
28250 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28251 (_mm256_stream_pd): Likewise.
28252 (_mm256_stream_ps): Likewise.
28254 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28255 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28256 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28257 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28258 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28259 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28260 (ix86_expand_special_args_builtin): Likewise.
28262 * config/i386/sse.md (AVXMODEDI): New.
28263 (avx_movnt<mode>): Likewise.
28264 (avx_movnt<mode>): Likewise.
28265 (<sse>_movnt<mode>): Remove AVX support.
28266 (sse2_movntv2di): Likewise.
28268 2009-01-07 Richard Guenther <rguenther@suse.de>
28270 PR middle-end/38751
28271 * fold-const.c (extract_muldiv): Remove obsolete comment.
28272 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28273 to PLUS_EXPR canonicalization for the canonicalization.
28275 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28277 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28278 hosted cross-compilers generating less efficient code.
28280 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28282 * function.h (rtl_data): Add a dbr_scheduled_p field.
28283 * reorg.c (dbr_schedule): Set it.
28284 (gate_handle_delay_slots): Check it.
28285 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28286 (mips_reorg): Check flag_delayed_branch instead of
28287 mips_base_delayed_branch.
28288 (mips_override_options): Don't set mips_base_delayed_branch
28289 or flag_delayed_branch.
28291 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28293 PR rtl-optimization/38426.
28294 * ira.c (ira): Set current_function_is_leaf earlier.
28296 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28298 PR rtl-optimization/38722
28299 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28300 too early, only set a flag and modify after last possible
28303 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28306 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28307 * real.c (decimal_single_format): Correct values of emin and emax.
28308 (decimal_double_format): Ditto.
28309 (decimal_quad_format): Ditto.
28310 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28311 computation of DECnn_MIN and DECnn_MAX for corrected values of
28312 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28313 __DECnn_MIN__, and adjust its computation for the corrected value
28316 2009-01-06 Jan Hubicka <jh@suse.cz>
28319 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28321 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28323 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28324 Add Robert Clark to the list of testers.
28326 2009-01-06 Jan Hubicka <jh@suse.cz>
28327 Kai Tietz <kai.tietz@onevision.com>
28329 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28330 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28332 2009-01-06 Jan Hubicka <jh@suse.cz>
28333 Kai Tietz <kai.tietz@onevision.com>
28335 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28337 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28338 (ix86_nsaved_regs): Count only general purpose regs.
28339 (ix86_nsaved_sseregs): New.
28340 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28341 to 16 for w64; compute padding and size of sse reg save area.
28342 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28343 general purpose regs.
28344 (ix86_emit_save_sse_regs_using_mov): New.
28345 (ix86_expand_prologue): Save SSE regs if needed.
28346 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28347 (ix86_emit_restore_sse_regs_using_mov): New.
28348 (ix86_expand_epilogue): Save SSE regs if needed.
28350 2009-01-06 Jan Hubicka <jh@suse.cz>
28351 Kai Tietz <kai.tietz@onevision.com>
28353 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28354 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28355 functions when accumulate outgoing args is off.
28357 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28360 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28361 before using pseudos_have_intersected_live_ranges_p.
28363 * ira-int.h (ira_assert): Always define.
28365 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28367 AVX Programming Reference (December, 2008)
28368 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28369 (_mm256_permute2_pd): Likewise.
28370 (_mm_permute2_ps): Likewise.
28371 (_mm256_permute2_ps): Likewise.
28372 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28373 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28375 * config/i386/i386.c (ix86_builtins): Remove
28376 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28377 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28378 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28379 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28380 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28381 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28382 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28383 __builtin_ia32_vpermil2ps256.
28384 (ix86_init_mmx_sse_builtins): Updated.
28385 (ix86_expand_args_builtin): Likewise.
28387 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28389 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28390 long absolute calls when generating PA 2.0 code.
28392 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28394 PR rtl-optimization/38583
28395 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28397 * params.def (ira-max-conflict-table-size): New.
28399 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28401 * ira.h (ira_conflicts_p): New external definition.
28403 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28404 table. Report this. Return result of building.
28405 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28406 building conflict table.
28408 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28409 (ira_color): Use ira_conflicts_p.
28411 * global.c: Include ira.h.
28412 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28415 * Makefile.in (global.o): Add ira.h.
28417 * ira-build.c (mark_all_loops_for_removal,
28418 propagate_some_info_from_allocno): New.
28419 (remove_unnecessary_allocnos): Call
28420 propagate_some_info_from_allocno.
28421 (remove_low_level_allocnos): New.
28422 (remove_unnecessary_regions): Add parameter. Call
28423 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28424 parameter to remove_unnecessary_regions.
28425 (ira_build): Remove all regions but root if the conflict table was
28426 not built. Update conflict hard regs for allocnos crossing calls.
28428 * ira.c (ira_conflicts_p): New global.
28429 (ira): Define and use ira_conflicts_p.
28431 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28432 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28433 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28435 2009-01-06 Ben Elliston <bje@au.ibm.com>
28437 * gengtype-lex.l (YY_NO_INPUT): Define.
28439 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28442 * c-common.c (handle_vector_size_attribute): Also reject
28443 BOOLEAN_TYPE types.
28445 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28447 PR tree-optimization/38492
28448 * graphite.c (rename_map_elt, debug_rename_elt,
28449 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28450 rename_map_elt_info, eq_rename_map_elts,
28451 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28452 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28453 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28454 (sese_build_livein_liveouts): New.
28455 (new_sese, free_sese): New.
28456 (new_scop): Call new_sese.
28457 (free_scop): Call free_sese.
28458 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28459 (register_old_new_names): Renamed register_old_and_new_names.
28460 (register_scop_liveout_renames, add_loop_exit_phis,
28461 insert_loop_close_phis, struct igp,
28462 default_liveout_before_guard, add_guard_exit_phis,
28463 insert_guard_phis, copy_renames): New.
28464 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28465 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28466 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28467 (scop_adjust_phis_for_liveouts): New.
28468 (gloog): Call scop_adjust_phis_for_liveouts.
28470 * graphite.h (struct sese): Documented. Added fields liveout,
28471 num_ver and livein.
28472 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28473 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28474 (struct scop): Added field liveout_renames.
28475 (SCOP_LIVEOUT_RENAMES): New.
28477 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28479 PR tree-optimization/38510
28480 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28481 (translate_clast): Call recompute_all_dominators before
28483 (gloog): Call recompute_all_dominators before graphite_verify.
28485 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28486 Jan Sjodin <jan.sjodin@amd.com>
28488 PR tree-optimization/38500
28489 * graphite.c (create_sese_edges): Call fix_loop_structure after
28492 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28494 * config.gcc: Add m32r*-*-rtems*.
28495 * config/m32r/rtems.h: New file.
28497 2009-01-05 Ben Elliston <bje@au.ibm.com>
28499 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28500 (.po.pox): Likewise.
28501 (po/gcc.pot): Likewise.
28503 2009-01-04 David S. Miller <davem@davemloft.net>
28505 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28506 (STARTING_FRAME_OFFSET): Always set to zero.
28508 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28510 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28511 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28512 fixed-point types, and vectors of the same.
28514 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28516 * config/mips/sync.md (*mb_barrier): Rename to...
28517 (*memory_barrier): ...this.
28519 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28521 * doc/extend.texi (Function Attributes): Move @cindex after @item
28522 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28523 and put in alphabetical order. Fix 'target' name and put in order.
28524 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28527 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28529 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28530 (memory_barrier): Expand as unspec instead of unspec_volatile.
28531 Remove mem:BLK from insn operands. Use Pmode scratch register.
28532 (*memory_barrier): Define as unspec instead of unspec_volatile.
28533 Use (match_dup 0) as input operand.
28535 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28536 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28537 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28538 scratch register. Remove operand 1.
28539 (*stbar): Define as unspec instead of unspec_volatile.
28540 Use (match_dup 0) as input operand, remove (const_int 8).
28541 (*membar): Define as unspec instead of unspec_volatile.
28542 Use (match_dup 0) as input operand, remove input operand 2.
28544 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28545 (memory_barrier): Expand as unspec instead of unspec_volatile.
28546 Remove mem:BLK from insn operands. Use Pmode scratch register.
28547 (*memory_barrier): Define as unspec instead of unspec_volatile.
28548 Use (match_dup 0) as input operand.
28550 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28551 Remove mem:BLK from insn operands. Use Pmode scratch register.
28552 Set volatile flag on operand 0.
28553 (*memory_barrier): New insn pattern.
28555 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28557 (*memory_barrier): Use (match_dup 0) as input operand.
28559 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28560 Remove mem:BLK from insn operands. Use Pmode scratch register.
28561 Set volatile flag on operand 0.
28562 (*mb_internal): New insn pattern.
28564 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28566 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28568 PR middle-end/38586
28569 * function.c (struct temp_slot): Move to the section of the file
28570 that deals with temp slots. Remove field 'address'.
28571 (temp_slot_address_table): New hash table of address -> temp slot.
28572 (struct temp_slot_address_entry): New struct, items for the table.
28573 (temp_slot_address_compute_hash, temp_slot_address_hash,
28574 temp_slot_address_eq, insert_temp_slot_address): Support functions
28576 (find_temp_slot_from_address): Rewrite to use the new hash table.
28577 (remove_unused_temp_slot_addresses): Remove addresses of temp
28578 slots that have been made available.
28579 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28580 worker function for remove_unused_temp_slot_addresses.
28581 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28582 Add the temp slot address to the address -> temp slot map.
28583 (update_temp_slot_address): Update via insert_temp_slot_address.
28584 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28585 (pop_temp_slots): Likewise.
28586 (init_temp_slots): Allocate the address -> temp slot map, or empty
28587 the map if it is already allocated.
28588 (prepare_function_start): Initialize temp slot processing.
28590 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28592 PR middle-end/38584
28593 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28594 Calculate the size of all stack vars assuming no packing of stack
28595 vars will happen, replacing a quadratic algorithm with a linear one.
28597 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28600 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28603 2009-01-03 Diego Novillo <dnovillo@google.com>
28605 * doc/contrib.texi: Update contributions.
28607 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28610 * builtins.c (fold_builtin_memory_op): Give up if either operand
28611 is volatile. Set srctype or desttype to non-qualified version
28615 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28616 and FUNCTION_DECLs.
28618 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28620 PR rtl-optimization/35805
28621 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28622 problem if fast dce is able to remove any instructions.
28623 * dce.c (dce_process_block): Fix dump message.
28625 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28628 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28630 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28632 PR middle-end/38690
28633 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28634 * tree-pretty-print.c (op_code_prio): New function.
28635 (op_prio): No longer static. Use op_code_prio.
28636 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28637 Use op_prio and op_code_prio to determine if () should be
28638 printed around operand(s) or not.
28640 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28641 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28642 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28643 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28644 pp_character instead of pp_string for single letter printing.
28646 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28648 * doc/extend.texi: Fix '#pragma GCC option' typo.
28650 2009-01-02 Richard Guenther <rguenther@suse.de>
28652 * doc/install.texi (--enable-checking): Mention different
28653 default for stage1.
28654 (--enable-stage1-checking): Document.
28656 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28658 PR middle-end/30142
28659 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28660 case to be an error.
28662 2009-01-02 Ben Elliston <bje@au.ibm.com>
28664 * config/fp-bit.h (pack_d): Constify argument.
28665 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28666 (isnan): Constify argument.
28668 (iszero): Likewise.
28669 (pack_d): Likewise.
28670 (_fpadd_parts): Constify return type.
28671 (_fpmul_parts): Likewise.
28672 (_fpdiv_parts): Likewise.
28674 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28677 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28678 warn about overwriting initializer with side-effects or
28679 -Woverride-init if !IMPLICIT.
28680 (output_init_element): Likewise. Pass IMPLICIT down to
28682 (process_init_element): Add IMPLICIT argument. Pass it down
28683 to output_init_element.
28684 (push_init_element, pop_init_level, set_designator): Adjust
28685 process_init_element callers.
28686 (set_nonincremental_init, set_nonincremental_init_from_string):
28687 Adjust add_pending_init callers.
28688 (output_pending_init_elements): Adjust output_init_element callers.
28689 * c-tree.h (process_init_element): Adjust prototype.
28690 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28691 process_init_element callers.
28694 Copyright (C) 2009 Free Software Foundation, Inc.
28696 Copying and distribution of this file, with or without modification,
28697 are permitted in any medium without royalty provided the copyright
28698 notice and this notice are preserved.