1 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
3 * plugin.c (try_init_one_plugin): Improve constness of variable
6 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
8 * doc/install.texi (Final install): Refer to
9 http://gcc.gnu.org/bugs/ for bug reporting.
11 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
13 * configure.ac: Add test for dci instruction.
14 * configure: Regenerate.
15 * config.in: Likewise.
16 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
17 * doc/invoke.texi: Add cpu_type 476 and 476fp.
18 (-mmulhw): Add 476 to description.
20 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
21 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
22 (processor_target_table): Add 476 and 476fp entries.
23 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
24 (rs6000_issue_rate): Add CPU_PPC476.
25 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
26 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
27 (processor_type): Add PROCESSOR_PPC476.
28 (EXTRA_SPECS): Add asm_cpu_476 string.
29 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
30 (define_attr "cpu"): Add ppc476.
32 Update comments for 476.
33 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
34 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
35 Update copyright year.
36 * config/rs6000/476.md: New file.
37 * config/rs6000/40x.md: Add description for "isel" attribute.
38 Update copyright year.
39 * config/rs6000/440.md: Likewise.
40 * config/rs6000/603.md: Likewise.
41 * config/rs6000/6xx.md: Likewise.
42 * config/rs6000/7450.md: Likewise.
43 * config/rs6000/7xx.md: Likewise.
44 * config/rs6000/8540.md: Likewise.
45 * config/rs6000/cell.md: Likewise.
46 * config/rs6000/e300c2c3.md: Likewise.
47 * config/rs6000/e500mc.md: Likewise.
48 * config/rs6000/mpc.md: Likewise.
49 * config/rs6000/power4.md: Likewise.
50 * config/rs6000/power5.md: Likewise.
51 * config/rs6000/power6.md: Likewise.
52 * config/rs6000/power7.md: Likewise.
53 * config/rs6000/rios1.md: Likewise.
54 * config/rs6000/rios2.md: Likewise.
55 * config/rs6000/rs64.md: Likewise.
57 2009-10-10 Richard Guenther <rguenther@suse.de>
59 PR tree-optimization/41654
60 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
61 a cond expr before calling gimple_cond_set_condition_from_tree.
62 (ifcombine_iforif): Likewise.
64 2009-10-09 Ian Lance Taylor <iant@google.com>
66 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
69 2009-10-09 Neil Vachharajani <nvachhar@google.com>
71 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
74 2009-10-09 Richard Guenther <rguenther@suse.de>
77 * target-def.h (TARGET_BUILTIN_DECL): Define.
78 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
79 * target.h (struct gcc_target): Add builtin_decl target hook.
80 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
81 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
83 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
85 (lto_output_builtin_tree): Sorry if the target does not support
86 streaming target builtins.
87 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
88 (rs6000_builtin_decl): New function.
89 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
90 (ix86_builtin_decl): New function.
92 2009-10-09 Jakub Jelinek <jakub@redhat.com>
95 * c-ppoutput.c (do_line_change): New function.
96 (cb_line_change): Use it.
97 (scan_translation_unit): Call do_line_change if
98 avoid_paste or PREV_WHITE and token location is on a different line
102 * dwarf2out.c (dwarf2out_init): Test whether
103 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
106 PR rtl-optimization/41646
107 * calls.c (expand_call): For BLKmode types returned in registers
108 avoid likely spilled hard regs in copy_blkmode_from_reg generated
111 2009-10-09 Richard Guenther <rguenther@suse.de>
113 PR tree-optimization/41634
114 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
115 we remove the correct elements.
116 (optimize_stmt): Make sure to update stmt operands before
117 optimizing redundancies.
119 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
121 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
123 2009-10-09 Richard Guenther <rguenther@suse.de>
126 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
128 (lto_wrapper_exit): New function.
130 (fatal_perror): Likewise.
131 (fork_execute): Use global args_name, do not free it.
132 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
133 * lto-streamer.h: Remove duplicate prototypes.
135 2009-10-09 Richard Guenther <rguenther@suse.de>
137 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
138 before calling stmt_can_throw_external.
140 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
142 PR tree-optimization/40071
143 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
144 pointer if the original data reference doesn't conflict with the
145 created vector data reference. Fix long line.
147 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
149 * config/i386/i386.md (any_div): New code iterator.
150 (u): Handle div and udiv.
152 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
154 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
155 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
156 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
157 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
159 2009-10-08 Joseph Myers <joseph@codesourcery.com>
161 * gcc.c (main): Remove trailing "." from diagnostics.
163 2009-10-08 Cary Coutant <ccoutant@google.com>
165 Add support for debugging with ICF (Identical Code Folding).
166 * calls.c (debug.h): New #include.
167 (emit_call_1): Call virtual_call_token debug hook.
168 * common.opt (-fenable-icf-debug): New option.
169 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
170 locations in the source).
171 (poc_label_num): New variable.
172 (dcall_entry, vcall_entry): New typedefs.
173 (dcall_table, vcall_table): New variables.
174 (struct vcall_insn): New type.
175 (vcall_insn_table): New variable.
176 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
177 (size_of_dcall_table): New function.
178 (output_dcall_table): New function.
179 (size_of_vcall_table): New function.
180 (output_vcall_table): New function.
181 (dwarf2out_direct_call): New function.
182 (vcall_insn_table_hash): New function.
183 (vcall_insn_table_eq): New function.
184 (dwarf2out_virtual_call_token): New function.
185 (dwarf2out_virtual_call): New function.
186 (dwarf2out_init): Allocate new tables and sections.
187 (prune_unused_types): Mark DIEs referenced from direct call table.
188 (dwarf2out_finish): Output direct and virtual call tables.
189 * final.c (final_scan_insn): Call direct_call and virtual_call
191 * debug.h (struct gcc_debug_hooks): Add direct_call,
192 virtual_call_token, virtual_call hooks.
193 (debug_nothing_uid): New function.
194 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
195 (debug_nothing_uid): New function.
196 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
197 (xcoff_debug_hooks): Likewise.
198 * sdbout.c (sdb_debug_hooks): Likewise.
199 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
200 * doc/invoke.texi (-fenable-icf-debug): New option.
202 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
205 * regmove.c (regmove_backward_pass): Replace src with dst in the
206 debug insn, and check for dst before rather than after.
208 2009-10-08 Janis Johnson <janis187@us.ibm.com>
210 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
211 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
213 2009-10-08 Jan Hubicka <jh@suse.cz>
216 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
217 do not mark cgraph nodes as needed.
218 (record_references_in_initializer): Add new only_vars parameter.
219 * cgraph.h (record_references_in_initializer): New parameter.
220 * varasm.c (assemble_variable): Update call.
221 * varpool.c (varpool_analyze_pending_decls): Always look for
224 2009-10-08 Anatoly Sokolov <aesok@post.ru>
226 * config/avr/avr.c (last_insn_address) Remove variable.
227 (expand_prologue): Don't initialise last_insn_address variable.
228 (final_prescan_insn): Don't output insn size.
229 * config/avr/avr.opt (msize): Remove switch.
230 * doc/invoke.texi (AVR Options): Remove documentation of -msize
233 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
235 * combine.c (label_tick_ebb_start): Fix comment.
236 (combine_instructions): Set label_tick and label_tick_ebb_start before
237 calling setup_incoming_promotions. Start them from 1. Increment
238 label_tick instead of deriving it from the BB index. Rather than
239 comparing ticks use the block from the previous iteration to decide
240 whether to start a new EBB. Remove empty lines before function.
242 2009-10-08 Michael Matz <matz@suse.de>
245 * builtins.c (fold_builtin_isascii): Use fold_build2.
246 (fold_builtin_isdigit): Ditto.
247 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
248 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
249 remove_useless_stmts_cond, remove_useless_stmts_tf,
250 remove_useless_stmts_tc, remove_useless_stmts_bind,
251 remove_useless_stmts_goto, remove_useless_stmts_label,
252 remove_useless_stmts_1, remove_useless_stmts,
253 pass_remove_useless_stmts): Remove.
254 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
255 * passes.c (init_optimization_passes): Don't add
256 pass_remove_useless_stmts.
257 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
258 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
260 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
261 for static constants.
262 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
263 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
265 2009-10-08 Richard Guenther <rguenther@suse.de>
267 * gimple.c (free_gimple_type_tables): New function.
268 * gimple.h (free_gimple_type_tables): Declare.
270 2009-10-07 Mark Heffernan <meheff@google.com>
272 * ipa-prop.c (ipa_print_node_params) Only print
273 names of named arguments.
275 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
277 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
278 being statically linked.
280 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
282 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
284 2009-10-08 Jan Hubicka <jh@suse.cz>
287 * ipa.c (cgraph_externally_visible_p,
288 function_and_variable_visibility,
289 whole_program_function_and_variable_visibility): Skip non-finalized
292 2009-10-08 Nick Clifton <nickc@redhat.com>
294 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
297 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
300 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
302 2009-10-07 Joseph Myers <joseph@codesourcery.com>
305 * c-common.c (c_fully_fold_internal): Strip nops from the result
306 of recursive calls to c_fully_fold_internal.
307 (c_wrap_maybe_const): New.
308 (c_save_expr): Use c_wrap_maybe_const.
309 * c-common.h (c_wrap_maybe_const): Declare.
310 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
311 build_binary_op): Use c_wrap_maybe_const.
313 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
315 * real.c: Fix comment to reflect actual exponent size.
317 2009-10-08 Ben Elliston <bje@au.ibm.com>
319 * config/rs6000/a2.md: Add FSF comment header.
321 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
323 * config/i386/i386.md (any_extend): New code iterator.
324 (u, s): New code attributes.
326 (DWIH): Rewrite as code iterator for SI and DI modes.
327 (DWI): Rewrite as mode attribute.
328 (dwi): New mode attribute.
329 (di): Depend on SI mode and DI mode.
330 (doubleint_general_operand): Remove mode attribute.
332 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
335 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
336 (*sub<mode>3_doubleword): Ditto.
338 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
339 using SWIM248 mode iterator.
340 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
341 using SWI48 mode iterator.
342 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
343 patterns using DWIH mode iterator and any_extend code iterator.
344 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
345 using any_extend code iterator.
346 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
347 patterns using DWIH mode iterator and any_extend code iterator.
348 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
349 using any_extend code iterator.
350 (<s>mul<mode>3_highpart): Macroize expander from
351 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
352 and any_extend code iterator.
353 (*<s>muldi3_highpart_1): Macroize insn from
354 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
355 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
356 patterns using any_extend code iterator.
357 (*<s>mulsi3_highpart_zext): Macroize insn from
358 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
360 2009-10-07 Jakub Jelinek <jakub@redhat.com>
362 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
363 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
364 refering to a DIE with DW_AT_const_value.
366 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
369 * ira-lives.c (check_and_make_def_conflict): Process all operands.
371 2009-10-06 Jan Hubicka <jh@suse.cz>
373 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
376 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
378 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
379 *lea_2_rex64): Move before *add<mode>_1 pattern.
381 2009-10-07 Jan Hubicka <jh@suse.cz>
383 * collect2.c (main): Add -fno-whole-program.
384 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
386 2009-10-07 Jan Hubicka <jh@suse.cz>
388 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
389 has no address taken.
390 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
392 (cgraph_clone_node): Clear externally_visible flag for clones.
393 * cgraph.h (cgraph_only_called_directly_p,
394 cgraph_can_remove_if_no_direct_calls_p): New predicates.
395 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
396 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
397 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
398 ipcp_insert_stage): Likwise.
399 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
400 externally_visible flag.
401 (verify_cgraph_node): Verify that inline clones look right.
402 (process_function_and_variable_attributes): Do not set
403 externally_visible flags.
404 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
406 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
408 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
409 clear externally_visible when turning into inline clones
410 (cgraph_mark_inline_edge): Use new predicates.
411 (cgraph_estimate_growth): Likewise.
412 (cgraph_decide_inlining): Likewise.
413 * ipa.c (cgraph_postorder): Likewise.
414 (cgraph_remove_unreachable_nodes): Likewise; sanity check
415 that inline clones are not needed.
416 (cgraph_externally_visible_p): New predicate.
417 (function_and_variable_visibility): Add whole_program parameter;
418 always set externally_visible flag; handle COMDAT function
420 (local_function_and_variable_visibility): New function.
421 (gate_whole_program_function_and_variable_visibility): New function.
422 (whole_program_function_and_variable_visibility): New function.
423 (pass_ipa_whole_program_visibility): New function.
424 * passes.c (init_optimization_passes): Add whole program visibility
426 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
427 not care about needed/reachable flags.
428 * varpool.c: Include flags.h
429 (decide_is_variable_needed): When doing LTO assume whole-program mode.
430 (varpool_finalize_decl): When we are in LTO read-back, all variables
432 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
434 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
436 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
439 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
441 * config.gcc: Don't include the makefile fragments intended for
443 * config/s390/fixdfdi.h: File removed.
444 * config/s390/libgcc-glibc.ver: File removed.
445 * config/s390/s390.h: Remove the fixdfdi.h hack.
446 * config/s390/t-crtstuff: File moved to libgcc dir.
447 * config/s390/t-linux: Likewise.
448 * config/s390/t-tpf: libgcc specific parts removed.
449 * config/s390/t-linux64: Likewise.
451 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
453 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
454 (lto-compress.o): Likewise.
456 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
459 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
460 dllexport to class members here.
461 (i386_pe_determine_dllimport_p): Only check static class data for
463 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
464 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
465 functions for vague linkage.
466 (i386_pe_type_dllexport_p): Fix formatting.
467 (maybe_add_dllexport) New function.
468 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
471 2009-10-07 Ben Elliston <bje@au.ibm.com>
473 * config/rs6000/a2.md: Remove duplicated lines.
475 2009-10-07 Ben Elliston <bje@au.ibm.com>
477 * config.gcc (powerpc*-*-*): Handle a2.
478 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
479 * config/rs6000/a2.md: New file.
480 * config/rs6000/rs6000.opt (mno-update): New.
481 (mupdate): Return to using a mask, not a var.
482 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
483 (enum processor_type): Add PROCESSOR_PPCA2.
484 * config/rs6000/rs6000.c (ppca2_cost): New costs.
485 (rs6000_override_options): Add "a2" to processor_target_table.
486 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
487 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
489 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
491 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
492 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
493 reference to nonexistent gen_truncxfxf2 function.
495 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
497 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
498 (DWIH, g, di, doubleint_general_operand): New mode attributes.
499 (general_operand): Handle TI mode.
500 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
501 using SDWIM mode iterator.
502 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
503 pattern from *add{di,ti}3_1 patterns and corresponding splitters
504 using DWI mode iterator.
505 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
506 patterns using SWI mode iterator.
507 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
508 using SWI48 mode iterator.
509 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
510 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
511 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
512 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
513 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
514 using SDWIM mode iterator.
515 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
516 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
517 using DWI mode iterator.
518 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
519 patterns using SWI mode iterator.
520 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
521 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
522 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
523 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
524 patterns using plusminus code iterator.
525 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
526 sub<mode>3 patterns using plusminus code iterator.
527 * config/i386/i386.c (override_options): Update call to
528 gen_subdi_carry_rex64 for renamed function.
529 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
530 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
531 calls to instruction expanders.
533 2009-10-06 Martin Jambor <mjambor@suse.cz>
536 * opts.c (decode_options): Run IPA-SRA at -O2.
538 2009-10-06 Richard Guenther <rguenther@suse.de>
540 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
542 2009-10-06 Tobias Burnus <burnus@net-b.de>
545 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
546 -flto and -fwhole-program flags can be combined.
548 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
551 * gcc.c (process_command): Check that -o argument was specified.
553 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
555 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
557 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
559 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
560 * doc/invoke.texi (Warning Options): Annotate allowed languages
561 for -Wunsuffixed-float-constants.
563 2009-10-05 Jakub Jelinek <jakub@redhat.com>
565 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
566 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
567 same name and isn't the main variant.
570 * dwarf2out.c (loc_by_reference): Removed.
571 (dw_loc_list_1): New function.
572 (dw_loc_list): Remove toplev argument, add want_address argument.
573 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
574 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
575 want_address == 2 to dw_loc_list. For successful dw_loc_list
576 set have_address to 1 only if want_address is not 0.
578 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
580 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
581 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
582 a code block followed by two pointers.
583 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
584 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
585 (MIPS_MOVE): Likewise.
586 (MIPS_LUI): Likewise.
588 (MIPS_BAL): Likewise.
589 (MIPS_NOP): Likewise.
590 (mips_asm_trampoline_template): Delete.
591 (mips_trampoline_code_size): New function.
592 (mips_trampoline_init): Add shorter sequences for all cases
593 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
594 Calculate the opcodes directly, rather than copying from a template.
595 Only flush the code part of the trampoline.
596 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
598 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
600 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
601 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
602 (INCOMING_RETURN_ADDR_RTX): Likewise.
603 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
605 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
606 with RETURN_ADDR_REGNUM.
607 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
608 * config/mips/mips.c (mips16_build_call_stub): Replace
609 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
610 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
611 (mips_print_operand_punctuation): Likewise.
612 (mips_frame_set): Likewise.
613 (mips16e_output_save_restore): Likewise.
614 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
615 (mips_save_reg_p): Likewise.
616 (mips_return_addr): Likewise.
617 (mips_set_return_address): Likewise.
618 (mips_direct_save_slot_move_p): Likewise.
619 (mips_output_function_prologue): Likewise.
620 (mips_restore_reg): Likewise.
621 (mips_expand_epilogue): Likewise.
622 (mips_epilogue_uses): Likewise.
623 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
624 (*mov<mode>_ra): Use it instead of a hard-coded 31.
625 (clear_hazard_<mode>): Likewise.
626 (call_internal): Likewise.
627 (call_internal_direct): Likewise.
628 (call_direct_split): Likewise.
629 (call_value_internal): Likewise.
630 (call_value_split): Likewise.
631 (call_value_internal_direct): Likewise.
632 (call_value_direct_split): Likewise.
633 (call_value_multiple_internal): Likewise.
634 (call_value_multiple_split): Likewise.
636 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
637 Jakub Jelinek <jakub@redhat.com>
639 PR rtl-optimization/41511
640 * combine.c (record_value_for_reg): Pass explicit values as argument
641 to get_last_value_validate.
642 (get_last_value_validate): Document INSN parameter.
643 For non-readonly MEMs, assume they might have been modified if INSN
644 was in another basic block.
645 (get_last_value): Minor reformatting.
647 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
650 * final.c (asm_str_count): Split out from asm_insn_count.
651 * rtl.h (asm_str_count): New prototype.
652 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
655 2009-10-05 Sriraman Tallam <tmsriram@google.com>
657 * doc/plugins.texi: Change plugin_pass to register_pass_info.
659 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
660 Rafael Espindola <espindola@google.com>
662 * gengtype.c (write_types): Moved call to write_func_for_structure
665 2009-10-05 Richard Guenther <rguenther@suse.de>
668 * lto-cgraph.c (output_cgraph): Output toplevel asms.
669 (input_cgraph_1): Input toplevel asms.
671 2009-10-05 Richard Guenther <rguenther@suse.de>
674 * lto-symtab.c (lto_compatible_attributes_p): Remove.
675 (external_aggregate_decl_p): Likewise.
676 (lto_symtab_compatible): Re-structure. Remove dead code.
677 For variables ignore toplevel qualifiers when comparing types.
678 Issue warnings, not errors for mismatched user-alignment.
680 2009-10-05 Richard Guenther <rguenther@suse.de>
684 * lto-symtab.c (struct lto_symtab_base_def): Remove.
685 (struct lto_symtab_identifier_def): Likewise.
686 (struct lto_symtab_decl_def): Likewise.
687 (struct lto_symtab_entry_def): New.
688 (lto_symtab_identifier_t): Rename to ...
689 (lto_symtab_entry_t): ... this.
690 (lto_symtab_decls): Remove.
691 (lto_symtab_base_hash): Rename to ...
692 (lto_symtab_entry_hash): ... this.
693 (lto_symtab_base_eq): Rename to ...
694 (lto_symtab_entry_eq): ... this.
695 (lto_symtab_base_marked_p): Rename to ...
696 (lto_symtab_entry_marked_p): ... this.
697 (lto_symtab_identifier_marked_p): Remove.
698 (lto_symtab_decl_marked_p): Likewise.
699 (lto_symtab_maybe_init_hash_tables): Rename to ...
700 (lto_symtab_maybe_init_hash_table): ... this.
701 (lto_symtab_set_resolution_and_file_data): Remove.
702 (lto_symtab_register_decl): New function.
703 (lto_symtab_get_identifier): Remove.
704 (lto_symtab_get): New function.
705 (lto_symtab_get_resolution): Adjust.
706 (lto_symtab_get_identifier_decl): Remove.
707 (lto_symtab_set_identifier_decl): Likewise.
708 (lto_symtab_merge_decl): Rename to ...
709 (lto_symtab_merge): ... this. Rewrite.
710 (lto_symtab_merge_var): Remove.
711 (lto_symtab_merge_fn): Likewise.
712 (lto_symtab_prevailing_decl): Adjust.
713 (lto_cgraph_replace_node): New function.
714 (lto_symtab_merge_decls_2): Likewise.
715 (lto_symtab_merge_decls_1): Likewise.
716 (lto_symtab_fixup_var_decls): Likewise.
717 (lto_symtab_resolve_symbols): Likewise.
718 (lto_symtab_merge_decls): Likewise.
719 (lto_symtab_prevailing_decl): Adjust.
720 (lto_symtab_get_symtab_def): Remove.
721 (lto_symtab_get_file_data): Likewise.
722 (lto_symtab_clear_resolution): Adjust.
723 (lto_symtab_clear_resolution): Likewise.
724 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
725 (input_cgraph_1): Likewise.
726 * lto-streamer-in.c (get_resolution): Do not provide fake
727 symbol resolutions here.
728 (deferred_global_decls): Remove.
729 (lto_register_deferred_decls_in_symtab): Likewise.
730 (lto_register_var_decl_in_symtab): Change signature, register
731 variable via lto_symtab_register_decl.
732 (lto_register_function_decl_in_symtab): Likewise.
733 (lto_read_tree): Adjust.
734 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
735 (lto_symtab_merge_var): Likewise.
736 (lto_symtab_merge_fn): Likewise.
737 (lto_symtab_register_decl): Declare.
738 (lto_symtab_merge_decls): Likewise.
740 2009-10-05 Richard Guenther <rguenther@suse.de>
742 PR tree-optimization/23821
743 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
744 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
745 simple IV increments.
747 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
749 * config/arm/arm.c (arm_override_options): Really initialize
750 flag_dwarf2_cfi_asm to 0.
752 2009-10-05 Doug Kwan <dougkwan@google.com>
754 PR rtl-optimization/41574
755 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
756 floating point and we are not doing unsafe math optimizations.
758 2009-10-03 Simon Baldwin <simonb@google.com>
759 Cary Coutant <ccoutant@google.com>
760 Rafael Espindola <espindola@google.com>
761 Richard Guenther <rguenther@suse.de>
762 Jan Hubicka <jh@suse.cz>
763 Doug Kwan <dougkwan@google.com>
764 H.J. Lu <hongjiu.lu@intel.com>
765 Bill Maddox <maddox@google.com>
766 Ryan Mansfield <rmansfield@qnx.com>
767 Diego Novillo <dnovillo@google.com>
768 Ollie Wild <aaw@google.com>
769 Kenneth Zadeck <zadeck@naturalbridge.com>
771 * lto-cgraph.c: New file.
772 * lto-compress.c: New file.
773 * lto-compress.h: New file.
774 * lto-opts.c: New file.
775 * lto-section-in.c: New file.
776 * lto-section-out.c: New file.
777 * lto-streamer-in.c: New file.
778 * lto-streamer-out.c: New file.
779 * lto-streamer.c: New file.
780 * lto-streamer.h: New file.
781 * lto-symtab.c: New file.
782 * lto-wpa-fixup.c: New file.
783 * lto-wrapper.c: New file.
785 2009-10-03 Simon Baldwin <baldwin@google.com>
786 Ben Elliston <bje@au.ibm.com>
787 Rafael Espindola <espindola@google.com>
788 Nathan Froyd <froydnj@codesourcery.com>
789 Jan Hubicka <jh@suse.cz>
790 Doug Kwan <dougkwan@google.com>
791 Diego Novillo <dnovillo@google.com>
792 Kenneth Zadeck <zadeck@naturalbridge.com>
794 * Makefile.in (enable_lto): New.
795 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
796 (LINKER_PLUGIN_API_H): Define.
797 (LTO_SYMTAB_H): Define.
798 (LTO_STREAMER_H): Define.
799 (TREE_VECTORIZER_H): Define.
800 (INCLUDES): Add LIBELFINC.
801 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
802 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
803 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
804 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
805 (native): Add lto-wrapper$(exeext)
806 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
807 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
808 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
809 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
810 (varasm.o): Add dependency on tree-iterator.h.
811 (cgraph.o): Add dependency on cif-code.def.
812 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
813 (ipa-pure-const.o): Likewise.
814 (GTFILES): Add lto-symtab.c.
815 (install-lto-wrapper): New.
816 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
817 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
818 * config.in: Regenerate.
820 2009-10-03 Rafael Espindola <espindola@google.com>
821 Diego Novillo <dnovillo@google.com>
823 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
825 Call execute_ipa_summary_passes for all_regular_ipa_passes and
827 (cgraph_optimize): Make extern.
829 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
830 Kenneth Zadeck <zadeck@naturalbridge.com>
832 * toplev.c (in_lto_p): Declare.
833 * collect2.c (scan_prog_file): Read all the output when reading
835 (enum lto_mode_d): Declare.
837 2009-10-03 Richard Guenther <rguenther@suse.de>
838 Diego Novillo <dnovillo@google.com>
840 * gimple.c: Include target.h and alias.h.
841 (gimple_types): Declare.
842 (type_hash_cache): Declare.
843 (gimple_alloc_stat): Make extern.
844 (gimple_build_eh_must_not_throw): Call
845 gimple_eh_must_not_throw_set_fndecl.
846 (struct type_pair_d): Declare.
847 (type_pair_t): Declare.
848 (type_pair_hash): New.
850 (lookup_type_pair): New.
851 (gimple_force_type_merge): New.
852 (compare_type_names_p): New.
853 (compare_field_offset): New.
854 (gimple_types_compatible_p): New.
855 (struct sccs): Declare.
856 (next_dfs_num): Declare.
857 (iterative_hash_gimple_type): New.
859 (iterative_hash_type_name): New.
860 (iterative_hash_gimple_type): New.
861 (gimple_type_hash): New.
862 (gimple_type_eq): New.
863 (gimple_register_type): New.
864 (print_gimple_types_stats): New.
865 (gimple_signed_or_unsigned_type): New.
866 (gimple_unsigned_type): New.
867 (gimple_signed_type): New.
868 (gimple_get_alias_set): New.
869 (gimple_decl_printable_name): Do not use DMGL_TYPES.
870 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
871 (gimple_force_type_merge): Declare.
872 (gimple_types_compatible_p): Declare.
873 (gimple_register_type): Declare.
874 (print_gimple_types_stats): Declare.
875 (gimple_unsigned_type): Declare.
876 (gimple_signed_type): Declare.
877 (gimple_get_alias_set): Declare.
878 (gimple_eh_must_not_throw_set_fndecl): New.
880 2009-10-03 Jan Hubicka <jh@suse.cz>
881 Kenneth Zadeck <zadeck@naturalbridge.com>
883 * ipa-pure-const.c: Include lto-streamer.h.
884 (register_hooks): Factor out of ...
885 (generate_summary): ... here.
886 (pure_const_write_summary): New.
887 (pure_const_read_summary): New.
888 (pass_ipa_pure_const): Add pure_const_write_summary and
889 pure_const_read_summary.
890 * ipa-reference.c: Include lto-streamer.h.
891 (add_new_function): New.
892 (remove_node_data): New.
893 (duplicate_node_data): New.
894 (ipa_init): Guard against multiple calls.
895 Move hook setup from analyze_function.
896 (write_node_summary_p): New.
897 (ipa_reference_write_summary): New.
898 (ipa_reference_read_summary): New.
899 (pass_ipa_reference): Add ipa_reference_write_summary and
900 ipa_reference_read_summary.
901 * cgraph.h (cgraph_local_info): Add field lto_file_data.
902 (struct cgraph_edge): Add fields lto_stmt_uid and
903 call_stmt_cannot_inline_p.
904 (cgraph_optimize): Declare.
905 (cgraph_decide_is_function_needed): Declare.
906 (reset_inline_failed): Declare.
907 (enum LTO_cgraph_tags): Declare.
908 (LTO_cgraph_tag_names): Declare.
909 (LCC_NOT_FOUND): Define.
911 2009-10-03 Doug Kwan <dougkwan@google.com>
912 Rafael Espindola <espindola@google.com>
913 Jan Hubicka <jh@suse.cz>
914 Diego Novillo <dnovillo@google.com>
915 Kenneth Zadeck <zadeck@naturalbridge.com>
917 * passes.c (all_regular_ipa_passes): New.
918 (all_ipa_passes): Rename to all_small_ipa_passes.
919 (init_optimization_passes): Init all_regular_ipa_passes.
920 * tree-pass.h (all_regular_ipa_passes): New.
921 (all_ipa_passes): Rename to all_small_ipa_passes.
922 * passes.c (all_lto_gen_passes): New.
923 (init_optimization_passes): Initialize all_lto_gen_passes.
924 (execute_ipa_summary_passes): Make non-static.
925 (ipa_write_summaries_1): New.
926 (ipa_write_summaries_2): New.
927 (ipa_write_summaries): New.
928 (ipa_write_summaries_of_cgraph_node_set): New.
929 (ipa_read_summaries_1): New.
930 (ipa_read_summaries): New.
931 (execute_ipa_pass_list): Call cgraph_process_new_functions.
932 (execute_regular_ipa_pass_list): Remove.
933 (init_optimization_passes): Schedule
934 pass_rebuild_cgraph_edges and pass_early_inline outside
935 of pass_all_early_optimizations. Document reason.
936 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
937 pass_ipa_lto_finish_out): New pass.
938 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
939 (execute_all_ipa_transforms): New.
940 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
941 (dump_properties, debug_properties): New.
942 * tree-optimize.c (gate_all_early_local_passes): Return
943 false if we are in lto1.
944 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
945 * tree-pass.h (execute_all_ipa_transforms): Declare.
946 (pass_ipa_function_and_variable_visibility): Declare.
947 (pass_ipa_early_inline): Declare.
948 (pass_ipa_lto_gimple_out): Declare.
949 (pass_ipa_lto_wpa_fixup): Declare.
950 (pass_ipa_lto_finish_out): Declare.
951 (all_small_ipa_passes, all_regular_ipa_passes,
952 all_lto_gen_passes): Declare.
953 (execute_ipa_summary_passes): Declare.
954 (execute_all_ipa_transforms): Declare.
955 (ipa_write_summaries): Declare
956 (ipa_write_summaries_of_cgraph_node_set): Declare.
957 (ipa_read_summaries): Declare.
959 2009-10-03 Doug Kwan <dougkwan@google.com>
960 Ollie Wild <aaw@google.com>
962 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
964 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
965 (lto_mode): New variable.
966 (maybe_run_lto_and_relink): Handle the -fwpa option.
967 (main): Handle the -fwpa option.
968 (maybe_unlink_list): New function.
969 * gcc.c (link_lto_options): Replace -flto with -fwpa.
970 * common.opt (flto): New flag.
971 * toplev.c (flag_generate_lto): Declare.
973 2009-10-03 Simon Baldwin <simonb@google.com>
975 * common.opt (flto-compression-level): New flag.
977 * opts.c: Include lto-opts.h.
978 (handle_option): Call lto_register_user_option for each
979 valid option handled.
980 (decode_options): Clear registered options before the options
983 2009-10-03 Cary Coutant <ccoutant@google.com>
985 * collect2.c (is_elf): New function.
986 (scan_prog_file): Require LTO object to be in ELF format.
988 2009-10-03 Rafael Espindola <espindola@google.com>
990 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
991 libgcc to the linker.
993 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
995 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
996 (collect_execute): Add flags argument. Pass flags to pex_run. Update
998 * collect2.h (collect_execute): Add flags argument.
999 * tlink.c (tlink_execute): Update call to collect_execute.
1000 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1001 (use_linker_plugin): New.
1002 (use_linker_plugin_spec_function): New.
1003 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1004 (linker_plugin_file_spec): New.
1005 (lto_wrapper_spec): New.
1006 (lto_gcc_spec): New.
1007 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1008 (static_spec_functions): Add use-linker-plugin.
1009 (process_command): Handle -use-linker-plugin.
1010 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1011 linker_plugin_file_spec and lto_gcc_spec.
1012 (use_linker_plugin_spec_function): New.
1014 2009-10-03 Richard Guenther <rguenther@suse.de>
1018 * tree.h (is_lang_specific): Include LANG_TYPE.
1019 * tree.c (find_decls_types_r): Manually add interesting parts
1020 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1022 * gimple.c (type_pair_hash): Make symmetric.
1023 (type_pair_eq): Likewise.
1024 (lookup_type_pair): Increase initial hashtable size.
1025 (gimple_force_type_merge): Rely on type-pair symmetry.
1026 (visit): Remove excessive checking code.
1027 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1028 (gimple_register_type): Remove getenv calls, shrink initial
1032 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1033 inline functions if not generating lto output.
1036 * toplev.c (finalize): In WPA mode remove the asm file.
1038 2009-10-03 Doug Kwan <dougkwan@google.com>
1040 * ipa-inline.c (cgraph_mark_inline): Check
1041 edge->call_stmt_cannot_inline_p instead of calling
1042 gimple_call_cannot_inline_p.
1043 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1044 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1045 (inline_generate_summary): Do nothing in LTRANS.
1046 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1047 exists before calling gimple_call_cannot_inline_p.
1048 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1049 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1050 Update new_edge->lto_stmt_uid.
1051 * cgraphbuild.c (reset_inline_failed): New.
1053 * common.opt (fwpa): New flag.
1054 (fltrans): New option.
1055 * gcc.c (gcc_lto_option_t): New type.
1056 (current_lto_option): New variable.
1057 (lto_single_spec_function): Remove and is replaced by ..
1058 (lto_option_spec_function): New function.
1059 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1060 passing the -flto flag.
1061 (cc1_options): Separate non-LTO related parts into ..
1062 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1063 (lto1_options): New spec for lto FE.
1064 (link_lto_options): New spec for handling LTO flags in linker.
1065 (invoke_lto_single): Re-format to fit in 80 column. Replace
1066 lto-single with lto-option.
1067 (static_specs): Add cc1_non_lto_options, lto1_options and
1069 (static_spec_function): Replace lto-single with lto-option.
1070 (process_command): Handle -flto, -fwpa and -fltran by setting
1071 current_lto_option and not passing it to subprocess unconditionally.
1073 2009-10-03 Bill Maddox <maddox@google.com>
1075 Add `gcc' driver support for link-time code generation (LTO).
1077 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1078 (lto_flag, lto_objects, lto_o_file): New variables.
1079 (struct lto_object, struct lto_object_list): New structures.
1080 (collect_exit, handler): Remove LTO temporary output file on exit.
1081 (add_lto_object): New function.
1082 (maybe_run_lto_and_relink): New function. Perform link time code
1083 generation and relinking for object files containing LTO information.
1084 (main): Invoke maybe_run_lto_and_relink().
1085 (dump_argv): New function. For debugging, currently disabled.
1086 (scan_prog_file): Add LTO information pass.
1087 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1089 * toplev.c (compile_file): Emit assembler directive to create
1090 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1092 2009-10-03 Diego Novillo <dnovillo@google.com>
1094 * c.opt: Add LTO to warn_abi and warn_psabi.
1096 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1097 inline function. Ignore language-specific nodes. Update all users.
1098 (find_decls_types_r): Do not traverse the subtrees of
1099 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1100 * tree.h (is_lang_specific): New.
1101 * langhooks.h (struct lang_hooks_for_decls): Remove
1102 may_need_assembler_name_p. Update all users.
1104 * c-common.c (set_builtin_user_assembler_name): Move ...
1105 * builtins.c (set_builtin_user_assembler_name): ... here.
1106 (is_builtin_name): Add comment
1107 (is_builtin_fn): New.
1108 * except.c (output_ttype): Only call
1109 lookup_type_for_runtime if TYPE is not a runtime type.
1111 * passes.c (register_pass): Call position_pass on
1112 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1113 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1114 (TV_IPA_LTO_DECL_IO): Define.
1115 (TV_IPA_LTO_CGRAPH_IO): Define.
1117 (TV_WHOPR_WPA): Define.
1118 (TV_WHOPR_WPA_IO): Define.
1119 (TV_WHOPR_LTRANS): Define.
1120 (TV_WHOPR_WPA_FIXUP): Define.
1121 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1122 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1123 * tree-flow.h (tree_node_can_be_shared): Declare.
1124 * tree-inline.c (tree_can_inline_p): Check that E has a
1125 statement associated with it.
1126 * tree.c (free_lang_data_in_binf): Factor out of ...
1127 (free_lang_data_in_type): ... here.
1128 Call RECORD_OR_UNION_TYPE_P.
1129 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1130 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1131 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1132 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1133 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1134 (gate_free_lang_data): Return true if flag_generate_lto is set.
1135 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1136 * c-common.h (set_builtin_user_assembler_name): Move ...
1137 * tree.h (set_builtin_user_assembler_name): ... here.
1139 * common.opt (flto-report): New flag.
1140 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1141 * collect2.c (scan_prog_file): Send the error output of
1142 'nm' to HOST_BIT_BUCKET.
1144 2009-10-03 Ollie Wild <aaw@google.com>
1146 * langhooks-def.h (lhd_begin_section): New function declaration.
1147 (lhd_write_section): New function declaration.
1148 (lhd_end_section): New function declaration.
1149 (LANG_HOOKS_BEGIN_SECTION): New macro.
1150 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1151 (LANG_HOOKS_END_SECTION): New macro.
1152 (LANG_HOOKS_LTO): New macro.
1153 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1154 * langhooks.c (output.h): Add include.
1155 (saved_section): New static variable.
1156 (lhd_begin_section): New function.
1157 (lhd_write_section_data): New function.
1158 (lhd_end_section): New function.
1159 * langhooks.h (struct lang_hooks_for_lto): New structure.
1160 (struct lang_hooks): Add member lto.
1161 * Makefile.in (langhooks.o): Add dependency on output.h.
1163 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1165 2009-10-03 Richard Guenther <rguenther@suse.de>
1167 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1170 2009-10-03 Simon Baldwin <simonb@google.com>
1171 Richard Guenther <rguenther@suse.de>
1172 Janis Johnson <janis187@us.ibm.com>
1173 Doug Kwan <dougkwan@google.com>
1174 Diego Novillo <dnovillo@google.com>
1175 Ramana Radhakrishnan <ramana.r@gmail.com>
1176 Ollie Wild <aaw@google.com>
1178 * doc/install.texi: Add documentation for libelf and --enable-lto.
1179 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1180 -flto-report, -flto-compression-level and -use-linker-plugin.
1181 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1182 Add section for LTO Testing.
1184 2009-10-02 Cary Coutant <ccoutant@google.com>
1186 Add support for comdat type sections for DWARF v4.
1187 Merge from dwarf4 branch.
1189 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1190 (dw_die_ref): Define vector type.
1191 (enum dw_val_class): Add dw_val_class_data8.
1192 (struct dw_val_struct): Add v.val_data8.
1193 (comdat_type_node_ref): New type.
1194 (struct die_struct): Move die_symbol into a union; add new field
1195 die_type_node. Change all uses.
1196 (comdat_type_node): New type.
1197 (skeleton_chain_node): New type.
1198 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1199 (comdat_type_list): New variable.
1200 (dwarf_tag_name): Add DW_TAG_type_unit.
1201 (dwarf_attr_name): Add DW_AT_signature.
1202 (add_AT_data8): New function.
1203 (replace_child): New function.
1204 (move_all_children): New function.
1205 (print_signature): New function.
1206 (print_die): Print signature information; add dw_val_class_data8.
1207 (attr_checksum): Support dw_val_class_data8.
1208 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1209 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1210 (checksum_sleb128, checksum_uleb128): New functions.
1211 (checksum_die_context): New function.
1212 (loc_checksum_ordered): New function.
1213 (attr_checksum_ordered): New function.
1214 (struct checksum_attributes): New structure.
1215 (collect_checksum_attributes): New function.
1216 (die_checksum_ordered): New function.
1217 (generate_type_signature): New function.
1218 (same_dw_val_p): Add dw_val_class_data8.
1219 (is_symbol_die): Use new is_declaration_die function.
1220 (is_declaration_die): New function.
1221 (should_move_die_to_comdat): New function.
1222 (clone_die): New function.
1223 (clone_tree): New function.
1224 (clone_as_declaration): New function.
1225 (copy_declaration_context): New function.
1226 (generate_skeleton_ancestor_tree): New function.
1227 (generate_skeleton_bottom_up): New function.
1228 (generate_skeleton): New function.
1229 (remove_child_or_replace_with_skeleton): New function.
1230 (break_out_comdat_types): New function.
1231 (struct decl_table_entry): New type.
1232 (htab_decl_hash): New function.
1233 (htab_decl_eq): New function.
1234 (htab_decl_del): New function.
1235 (copy_ancestor_tree): New function.
1236 (copy_decls_walk): New function.
1237 (copy_decls_for_unworthy_types): New function.
1238 (build_abbrev_table): Don't assert on missing die_symbol when doing
1239 comdat type sections.
1240 (size_of_die): Use DW_FORM_sig8 for external references. Add
1242 (unmark_dies): Don't assert for unmarked dies when doing comdat
1244 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1245 (output_signature): New function.
1246 (output_die): Likewise.
1247 (output_compilation_unit_header): Mark output as DWARF version 3
1248 even if generating DWARF 4.
1249 (output_comdat_type_unit): New function.
1250 (output_line_info): Mark output as DWARF version 3 even if generating
1252 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1254 (dwarf2out_end_source_file): Likewise.
1255 (prune_unused_types_walk_attribs): Don't follow references into
1256 comdat type sections.
1257 (prune_unused_types_mark): When generating type units, do not mark
1258 children of non-defining declarations of types; do mark children of
1260 (prune_unused_types): Process comdat type sections.
1261 (htab_ct_hash): New function.
1262 (htab_ct_eq): New function.
1263 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1264 Add a pointer to the line table from type unit entries so
1265 DW_AT_decl_file has meaning.
1266 * varasm.c (default_elf_asm_named_section): Use identifier name as
1267 comdat key instead of lang hook.
1269 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1271 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1273 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1275 * config/i386/i386.md (SWIM248): New mode iterator.
1276 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1277 divmodhi4 patterns using SWIM248 macro.
1278 (*divmod<mode>4): Macroize insn_and_split pattern from
1279 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1280 and their corresponding splitters usign SWIM248 macro. Split SImode
1281 insn to generate cltd and DImode insn to generate cqto instead of
1282 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1283 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1284 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1285 *divmodsi_noext patterns using SWIM248 macro.
1286 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1287 udivmodhi4 patterns using SWIM248 macro.
1288 (*udivmod<mode>4): Macroize insn_and_split pattern from
1289 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1290 corresponding splitters using SWIM248 macro.
1291 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1292 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1294 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1296 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1297 of zero-sized element is zero-sized regardless of its extent.
1299 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1302 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1303 * configure: Regenerated.
1304 * config.in: Regenerated.
1305 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1306 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1307 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1308 not emitting .eh_frame, emit .cfi_sections .debug_frame
1313 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1314 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1316 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1317 vars use DECL_RTL with resetting it back to NULL afterwards.
1318 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1319 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1320 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1321 the attribute type allows it, otherwise use DW_FORM_dataN.
1322 (mem_loc_descriptor): Handle CONST_STRING.
1323 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1324 Handle MEM with CONST_STRING address using add_AT_string.
1325 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1326 CONST_STRING for const arrays initialized with a string literal.
1327 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1328 (dwarf2out_finish): Call resolve_addr.
1330 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1331 Maxim Kuvyrkov <maxim@codesourcery.com>
1333 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1335 2009-10-02 Nick Clifton <nickc@redhat.com>
1337 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1338 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1340 2009-10-01 Jan Hubicka <jh@suse.cz>
1342 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1343 (cgraph_create_virtual_clone): Just pass redirect_callers
1345 * cgraph.h (cgraph_clone_node): Update prototype.
1346 * ipa-pure-const.c (self_recursive_p): New function.
1347 (propagate): Use it.
1348 * ipa-inline.c (cgraph_clone_inlined_nodes,
1349 cgraph_decide_recursive_inlining): Update.
1351 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1353 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1354 instructions for TARGET_OCTEON.
1356 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1358 * config/arm/arm.c (arm_override_options): Turn off
1359 flag_dwarf2_cfi_asm for AAPCS variants.
1361 2009-10-01 Martin Jambor <mjambor@suse.cz>
1364 * tree-sra.c (convert_callers): Do not call
1365 compute_inline_parameters on one caller more than once.
1367 2009-10-01 Nick Clifton <nickc@redhat.com>
1369 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1370 an empty string if not already defined.
1372 2009-10-01 Martin Jambor <mjambor@suse.cz>
1375 * tree-sra.c (is_va_list_type): New function.
1376 (find_var_candidates): Call is_va_list_type.
1377 (find_param_candidates): Check that the type or the type pointed
1378 to are not va_list types.
1380 2009-10-01 Martin Jambor <mjambor@suse.cz>
1383 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1384 DECL_ARTIFICIAL (param_decl) is true.
1386 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1388 * tree.h (tree_decl_common::lang_flag_8): New.
1389 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1391 * c-common.h (RID_CONSTEXPR): New.
1393 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1395 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1396 Use ref-all pointers.
1397 (alpha_gimplify_va_arg): Ditto.
1399 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1402 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1403 before insn counting loop now that BB_END (bb) is counted. Ensure
1404 the return value isn't zero.
1406 2009-09-30 Nick Clifton <nickc@redhat.com>
1408 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1409 with separate definitions of c_target_objs and cxx_target_objs.
1410 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1412 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1413 sh_symbian_import_export_class.
1414 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1415 * config/sh/symbian.c: Delete, moving code into...
1416 * config/sh/symbian-base.c: ... here
1417 * config/sh/symbian-c.c: ... and here
1418 * config/sh/symbian-cxx.c: ... and here.
1420 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1423 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1424 of plus RTX into register.
1426 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1428 * doc/install.texi: Linguistic and markup fixes.
1429 (Configuration) <--disable-cpp>: Remove description.
1430 <--enable-maintainer-mode>: Autotools files are affected, too.
1431 <--with-sysroot>: Improve description.
1432 (Building): Bump required GNU make version.
1434 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1436 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1437 (x86_64-*-*): Ditto.
1439 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1440 intrinisics for FMA4.
1441 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1442 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1443 Add FMA4 check and fma4intrin.h.
1444 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1446 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1447 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1448 constant for FMA4 support.
1449 (UNSPEC_FMA4_FMADDSUB): Ditto.
1450 (UNSPEC_FMA4_FMSUBADD): Ditto.
1451 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1452 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1453 (ix86_expand_fma4_multiple_memory): Ditto.
1454 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1455 (OPTION_MASK_ISA_FMA4_UNSET): New.
1456 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1457 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1458 (ix86_handle_option): Handle -mfma4.
1459 (isa_opts): Handle -mfma4.
1460 (enum pta_flags): Add PTA_FMA4.
1461 (override_options): Add FMA4 support.
1462 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1463 (IX86_BUILTIN_VFMADDSD): Ditto.
1464 (IX86_BUILTIN_VFMADDPS): Ditto.
1465 (IX86_BUILTIN_VFMADDPD): Ditto.
1466 (IX86_BUILTIN_VFMSUBSS): Ditto.
1467 (IX86_BUILTIN_VFMSUBSD): Ditto.
1468 (IX86_BUILTIN_VFMSUBPS): Ditto.
1469 (IX86_BUILTIN_VFMSUBPD): Ditto.
1470 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1471 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1472 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1473 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1474 (IX86_BUILTIN_VFNMADDSS): Ditto.
1475 (IX86_BUILTIN_VFNMADDSD): Ditto.
1476 (IX86_BUILTIN_VFNMADDPS): Ditto.
1477 (IX86_BUILTIN_VFNMADDPD): Ditto.
1478 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1479 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1480 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1481 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1482 (IX86_BUILTIN_VFMADDPS256): Ditto.
1483 (IX86_BUILTIN_VFMADDPD256): Ditto.
1484 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1485 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1486 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1487 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1488 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1489 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1490 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1491 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1492 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1493 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1494 (enum multi_arg_type): New enum for describing the various FMA4
1495 intrinsic argument types.
1496 (bdesc_multi_arg): New table for FMA4 intrinsics.
1497 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1498 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1500 (ix86_expand_builtin): Add FMA4 intrinsic support.
1501 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1502 operand instructions.
1503 (ix86_expand_fma4_multiple_memory): New function to split the
1504 second memory reference from FMA4 instructions.
1505 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1506 (ssemodesuffixf2s): Ditto.
1507 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1509 (fma4_fmsub<mode>4): Ditto.
1510 (fma4_fnmadd<mode>4): Ditto.
1511 (fma4_fnmsub<mode>4): Ditto.
1512 (fma4_vmfmadd<mode>4): Ditto.
1513 (fma4_vmfmsub<mode>4): Ditto.
1514 (fma4_vmfnmadd<mode>4): Ditto.
1515 (fma4_vmfnmsub<mode>4): Ditto.
1516 (fma4_fmadd<mode>4256): Ditto.
1517 (fma4_fmsub<mode>4256): Ditto.
1518 (fma4_fnmadd<mode>4256): Ditto.
1519 (fma4_fnmsub<mode>4256): Ditto.
1520 (fma4_fmaddsubv8sf4): Ditto.
1521 (fma4_fmaddsubv4sf4): Ditto.
1522 (fma4_fmaddsubv4df4): Ditto.
1523 (fma4_fmaddsubv2df4): Ditto.
1524 (fma4_fmsubaddv8sf4): Ditto.
1525 (fma4_fmsubaddv4sf4): Ditto.
1526 (fma4_fmsubaddv4df4): Ditto.
1527 (fma4_fmsubaddv2df4): Ditto.
1528 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1529 instructions for intrinsics.
1530 (fma4i_fmsub<mode>4): Ditto.
1531 (fma4i_fnmadd<mode>4): Ditto.
1532 (fma4i_fnmsub<mode>4): Ditto.
1533 (fma4i_vmfmadd<mode>4): Ditto.
1534 (fma4i_vmfmsub<mode>4): Ditto.
1535 (fma4i_vmfnmadd<mode>4): Ditto.
1536 (fma4i_vmfnmsub<mode>4): Ditto.
1537 (fma4i_fmadd<mode>4256): Ditto.
1538 (fma4i_fmsub<mode>4256): Ditto.
1539 (fma4i_fnmadd<mode>4256): Ditto.
1540 (fma4i_fnmsub<mode>4256): Ditto.
1541 (fma4i_fmaddsubv8sf4): Ditto.
1542 (fma4i_fmaddsubv4sf4): Ditto.
1543 (fma4i_fmaddsubv4df4): Ditto.
1544 (fma4i_fmaddsubv2df4): Ditto.
1545 (fma4i_fmsubaddv8sf4): Ditto.
1546 (fma4i_fmsubaddv4sf4): Ditto.
1547 (fma4i_fmsubaddv4df4): Ditto.
1548 (fma4i_fmsubaddv2df4): Ditto.
1550 * doc/invoke.texi (-mfma4): Add documentation.
1551 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1553 2009-09-29 Richard Henderson <rth@redhat.com>
1555 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1556 an edge to the new destination block.
1558 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1561 * pa.c (hppa_profile_hook): Use
1562 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1564 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1565 Alexander Monakov <amonakov@ispras.ru>
1568 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1569 (not_postinc_memory_operand): New.
1570 (not_postinc_move_operand): New.
1571 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1572 (*cmovsi_internal): Ditto.
1574 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1576 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1577 restrict issue_rate in first pass when scheduling for register
1580 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1581 Rafael Avila de Espindola <espindola@google.com>
1583 * gengtype.c (plugin_output): New.
1584 (get_output_file_with_visibility): Return plugin_output for plugins.
1585 (main): Parse and use the -P option.
1586 * gty.texi: Update the command line format.
1588 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1591 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1593 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1594 out if !const_ok_for_output.
1597 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1598 case VAR_LOCATION>: Remove gcc_unreachable ().
1600 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1602 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1603 (x86_64-*-*): Ditto.
1604 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1605 back to smmintrin.h.
1606 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1607 * config/i386/x86intrin.h: Remove SSE5.
1608 * config/i386/mmintrin-common.h: Delete file.
1609 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1611 2009-09-29 Richard Guenther <rguenther@suse.de>
1613 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1614 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1616 2009-09-29 Nick Clifton <nickc@redhat.com>
1618 * function.c (current_function_name): If there is no current
1619 function just return "<none>".
1621 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1623 * tree-pass.h (register_pass_info): New structure.
1624 (pass_positioning_ops): Move enum from gcc-plugin.h.
1625 (register_pass): New function.
1626 * gcc-plugin.h (plugin_pass): Delete structure.
1627 (pass_positioning_ops): Delete enum.
1628 * plugin.c (regsiter_pass): Delete function.
1629 (position_pass): Delete function.
1630 (added_pass_nodes): Delete variable.
1631 (prev_added_pass_nodes): Delete variable.
1632 (pass_list_node): Delete structure.
1633 * passes.c (make_pass_instance): New function.
1634 (next_pass_1): Change to call make_pass_instance.
1635 (pass_list_node): Move structure from gcc-plugin.h.
1636 (added_pass_nodes): Move variable from plugin.c.
1637 (prev_added_pass_nodes): Move variable from plugin.c.
1638 (position_pass): New function.
1639 (register_pass): New function.
1641 2009-09-28 Easwaran Raman <eraman@google.com>
1643 * ifcvt.c (noce_try_abs): Recognize pattern and call
1644 expand_one_cmpl_abs_nojump.
1645 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1646 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1648 2009-09-28 Ian Lance Taylor <iant@google.com>
1651 * c-opts.c (c_common_handle_option): Don't set
1652 warn_jump_misses_init for -Wall.
1653 * doc/invoke.texi (Warning Options): Update documentation.
1655 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1657 * Makefile.in ($(out_object_file)): Depend on
1658 gt-$(basename $(notdir $(out_file))).h.
1660 2009-09-28 Richard Henderson <rth@redhat.com>
1662 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1663 * except.c (gen_eh_region): Set it.
1664 (duplicate_eh_regions_1): Copy it.
1665 * tree-eh.c (lower_resx): Use it to determine which function
1668 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1669 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1670 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1671 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1672 BUILT_IN_CXA_END_CLEANUP if necessary.
1674 * c-common.c (c_define_builtins): Update call to
1675 build_common_builtin_nodes.
1677 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1679 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1681 2009-09-28 Michael Matz <matz@suse.de>
1683 * builtins.c (interclass_mathfn_icode): New helper.
1684 (expand_builtin_interclass_mathfn): Use it here, and split folding
1686 (fold_builtin_interclass_mathfn): ... this new folder.
1687 (build_call_nofold_loc): New static helper.
1688 (build_call_nofold): New wrapper macro for above.
1689 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1690 (expand_builtin_pow): Ditto.
1691 (expand_builtin_memset_args): Ditto.
1692 (expand_builtin_printf): Ditto.
1693 (expand_builtin_fprintf): Ditto.
1694 (expand_builtin_sprintf): Ditto.
1695 (expand_builtin_memory_chk): Ditto.
1696 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1697 (expand_builtin_stpcpy): Ditto.
1698 (expand_builtin_strcmp): Ditto.
1699 (expand_builtin_strncmp): Ditto.
1700 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1701 (expand_builtin_strcpy_args): Don't call folders.
1702 (expand_builtin_memcmp): Ditto.
1703 (expand_builtin_strncpy): Ditto, and use target.
1704 (expand_builtin_memcpy): Ditto.
1705 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1706 expand_builtin_strpbrk, expand_builtin_memmove,
1707 expand_builtin_memmove_args, expand_builtin_bcopy,
1708 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1709 expand_builtin_strspn, expand_builtin_strcspn,
1710 expand_builtin_fputs): Remove these.
1711 (expand_builtin): Don't call the above, change calls to other
1712 expanders that changed prototype.
1713 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1714 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1715 fold_builtin_interclass_mathfn.
1716 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1717 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1719 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1720 * passes.c (init_optimization_passes): Move pass_fold_builtins
1721 after last phiopt pass.
1722 * tree-inline.c (fold_marked_statements): When folding builtins
1723 iterate over all instruction potentially generated.
1724 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1726 (fold_gimple_call): Use it to always fold calls (into potentially
1727 multiple instructions).
1728 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1729 calls into zero at this time.
1730 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1731 statements generated by builtin folding.
1733 2009-09-28 Nick Clifton <nickc@redhat.com>
1735 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1737 2009-09-28 Duncan Sands <baldrick@free.fr>
1739 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1740 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1741 (register_callback): Dispatch it.
1742 (invoke_plugin_callbacks): Incorporate in sanity check.
1743 * ggc.h (ggc_register_cache_tab): Add declaration.
1744 * ggc-common.c (ggc_register_root_tab): Simplify.
1745 (const_ggc_cache_tab_t): New typedef.
1746 (extra_cache_vec): New vector of dynamically added cache tables.
1747 (ggc_register_cache_tab): New function.
1748 (ggc_scan_cache_tab): New function.
1749 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1750 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1752 2009-09-27 Richard Henderson <rth@redhat.com>
1754 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1755 which we remove __builtin_stack_restore.
1757 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1759 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1760 to test for GRD_INVARIANT.
1761 (simple_rhs_p): Anything that's function_invariant_p is fine.
1763 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1765 * gengtype.c (main): Use plunge_files instead of plugin_output.
1767 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1768 Rafael Avila de Espindola <espindola@google.com>
1770 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1771 Don't print pch related info if it is false.
1772 (main): Don't print pch info in plugin mode.
1774 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1776 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1777 with dw_val_class_const_double.
1778 (struct dw_val_struct): Replace val_long_long with val_double and
1779 adjust for above change.
1780 (output_loc_operands): Likewise.
1781 (add_AT_long_long): Rename into...
1782 (add_AT_double): ...this.
1783 (print_die): Replace dw_val_class_long_long with
1784 dw_val_class_const_double and adjust.
1785 (attr_checksum): Likewise.
1786 (same_dw_val_p): Likewise.
1787 (size_of_die): Likewise.
1788 (value_format): Likewise.
1789 (output_die): Likewise.
1790 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1791 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1792 instead of add_AT_long_long.
1793 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1794 value with the precision of its type.
1796 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1799 * c-typeck.c (build_conditional_expr): Use the readonly and
1800 volatile flags of the operand types, not of the operands itself.
1802 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1804 * collect2.c (main): Look for -brtl before adding libraries.
1806 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1808 * config.gcc: Update OpenBSD targets.
1809 * config/openbsd-stdint.h: New file.
1810 * config/openbsd-libpthread.h: New file.
1811 * config/openbsd.h: Update and break out LIB_SPEC definition.
1812 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1813 * config/i386/openbsdelf.h: Correct types.
1814 * config/m68k/openbsd.h: Likewise.
1815 * config/mips/openbsd.h: Likewise.
1816 * config/vax/openbsd.h: Likewise.
1818 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1820 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1821 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1822 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1823 of the length and zero.
1825 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1827 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1828 (FLAGS_H): Add options.h $(REAL_H).
1829 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1830 (TREE_VECTORIZER_H): New.
1831 (EBITMAP_H): Renamed from EBIMAP_H.
1832 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1833 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1834 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1835 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1836 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1837 (graphite-clast-to-gimple.o, graphite-dependences.o)
1838 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1839 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1840 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1841 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1842 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1843 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1844 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1845 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1846 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1847 updated and fixed as per above changes and per
1848 check_makefile_deps.sh output.
1851 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1852 * configure: Regenerate.
1854 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1856 * doc/install.texi: Update minimum MPC version to 0.7.
1858 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1860 * doc/install.texi (Binaries): Remove reference to the binary
1861 distribution CD-ROM from the FSF.
1863 2009-09-26 Michael Matz <matz@suse.de>
1867 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1868 that are mentioned in the body.
1870 2009-09-26 Michael Matz <matz@suse.de>
1872 PR tree-optimization/41454
1873 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1874 (tree_ssa_dominator_optimize): Don't allocate and free it.
1875 (dom_opt_leave_block): Don't iterate over it.
1876 (eliminate_redundant_computations): Don't return a value.
1877 (cprop_operand, cprop_into_stmt): Ditto.
1878 (optimize_stmt): Don't defer updating stmts.
1880 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1882 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1883 generic_parameter_die, template_parameter_pack_die,
1884 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1885 renaming DW_TAG_formal_parameter_pack and
1886 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1887 and DW_TAG_GNU_template_parameter_pack.
1889 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1891 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1892 * config/v850/v850.c (v850_function_value): New function.
1893 (TARGET_FUNCTION_VALUE): Define.
1895 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1897 * tree-vect-stmts.c (vectorizable_call): Call
1898 mark_symbols_for_renaming after vect_finish_stmt_generation.
1900 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1901 to loc_descriptor_from_tree.
1902 (add_location_or_const_value_attribute): Pass 0 instead of 2
1903 for decl_by_reference_p decls.
1905 2009-09-25 Richard Guenther <rguenther@suse.de>
1908 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1911 2009-09-25 Ben Elliston <bje@au.ibm.com>
1913 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1916 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1918 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1919 form of instruction.
1921 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1924 * fold-const.c (const_binop): Handle complex int division.
1925 * tree-complex.c (expand_complex_div_straight,
1926 expand_complex_div_wide): Update comments.
1928 2009-09-24 DJ Delorie <dj@redhat.com>
1931 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1932 (reg_class): Likewise.
1933 (REG_CLASS_NAMES): Likewise.
1934 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1935 (m32c_override_options): Disable -fivopts for M32C.
1937 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1939 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1940 Delete VSX load/store with update support.
1941 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1942 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1946 (VStype_load_update): Ditto.
1947 (VStype_store_update): Ditto.
1948 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1949 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1951 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1952 load/store with update builtins.
1954 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1956 * libgcc2.c (L_trampoline): Prototype for getpagesize
1957 and mprotect in WINNT case.
1959 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1961 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1962 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1963 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1964 'outgoing' argument.
1965 (TARGET_FUNCTION_VALUE): Define.
1967 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1969 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1971 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1974 * common.opt: Initialize dwarf_strict to -1.
1975 * toplev.c (process_options): Catch unset dwarf_strict
1976 and set to 0 for all targets not overriding.
1977 * config/darwin.c (darwin_override_options): Catch unset
1978 dwarf_strict and override to 1.
1980 2009-09-24 Jeff Law <law@redhat.com>
1982 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1984 2009-09-24 Richard Guenther <rguenther@suse.de>
1986 PR tree-optimization/36143
1987 PR tree-optimization/38747
1988 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1989 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1991 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1994 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1995 return false instead of gcc_unreachable (). For CONST return the
1996 value returned by recursive call instead of always returning true.
1997 (tree_add_const_value_attribute): Return the value returned by
1998 add_const_value_attribute instead of always returning true if rtl
2001 2009-09-23 Justin Seyster <jrseys@gmail.com>
2003 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2005 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2007 * cgraphunit.c (cgraph_lower_function): Revert last change.
2008 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2009 instead of DECL_NO_STATIC_CHAIN.
2010 * tree-cfg.c (verify_gimple_call): Likewise.
2011 * tree-nested.c (get_chain_decl, get_chain_field,
2012 convert_tramp_reference_op, convert_gimple_call): Likewise.
2013 (convert_all_function_calls): Likewise. Always set or clear
2014 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2015 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2016 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2018 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2019 DECL_NO_STATIC_CHAIN.
2020 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2021 instead of DECL_NO_STATIC_CHAIN.
2022 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2023 decl_function_context.
2024 * varasm.c (initializer_constant_valid_p): Likewise.
2025 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2026 (DECL_STATIC_CHAIN): ... this.
2027 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2028 instead of DECL_NO_STATIC_CHAIN.
2030 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2031 Rafael Avila de Espindola <espindola@google.com>
2033 * gengtype.c (nb_plugin_files): Make it unsigned to match
2034 num_gt_files. Adjust other variables to avoid warnings.
2035 (main): Allocate an all zero lang_bitmap before each plugin file name
2036 to match regular file names.
2038 2009-09-23 Richard Henderson <rth@redhat.com>
2040 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2041 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2042 static chain passed in memory.
2043 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2044 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2045 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2046 STATIC_CHAIN_REGNUM defined.
2048 * config/picochip/picochip-protos.h: s/class/klass/.
2049 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2050 (picochip_static_chain): New.
2051 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2052 (STATIC_CHAIN_INCOMING): Remove.
2054 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2055 (xtensa_static_chain): New.
2056 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2057 (STATIC_CHAIN_INCOMING): Remove.
2059 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2061 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2062 * config/pa/pa-protos.h (function_value): Remove.
2063 * config/pa/pa.c (pa_function_value): Rename from function_value.
2064 Make static, add 'outgoing' argument.
2065 (TARGET_FUNCTION_VALUE): Define.
2067 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2069 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2070 instead of cfun->machine->is_leaf.
2071 * config/avr/avr.h (machine_function): Remove is_leaf field.
2073 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2076 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2077 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2078 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2079 the same size, prefer DW_OP_stack_value.
2080 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2081 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2083 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2086 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2088 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2091 * cfgexpand.c (convert_debug_memory_address): New.
2092 (expand_debug_expr): Convert base address and offset to the same
2093 mode. Use it to convert addresses to other modes. Accept
2096 2009-09-23 Richard Guenther <rguenther@suse.de>
2098 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2099 produced for bigendian targets with promoted subregs.
2101 2009-09-23 Richard Guenther <rguenther@suse.de>
2103 * value-prof.c (gimple_ic): Purge old EH edges only after building
2106 2009-09-23 Nick Clifton <nickc@redhat.com>
2108 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2110 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2113 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2116 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2117 on non-nested functions.
2119 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2120 Jan Hubicka <jh@suse.cz>
2122 * dwarf2out.c (loc_list_plus_const): Only define if
2123 DWARF2_DEBUGGING_INFO.
2124 (address_of_int_loc_descriptor): Likewise.
2127 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2129 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2132 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2133 constant is more than zero.
2135 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2138 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2139 call final to emit non-scheduled prologue, instead insert at entry.
2141 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2142 Joseph S. Myers <joseph@codesourcery.com>
2144 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2146 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2147 Rafael Avila de Espindola <espindola@google.com>
2149 * gengtype.c (is_file_equal): New function.
2150 (close_output_files): Use is_file_equal. Free of->buf.
2152 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2153 Rafael Avila de Espindola <espindola@google.com>
2155 * gengtype.c (write_types, write_local): Add the output_header
2156 argument. Update all callers.
2158 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2160 * dwarf2out.c (template_parameter_pack_die,
2161 gen_formal_parameter_pack_die ): New functions.
2162 (make_ith_pack_parameter_name): Remove this function.
2163 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2164 DW_TAG_formal_parameter_pack.
2165 (gen_generic_params_dies): Represent each template parameter pack
2166 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2167 represented by usual DW_TAG_template_*_parameter DIEs that are
2168 children of the DW_TAG_template_parameter_pack element DIE.
2169 (generic_parameter_die): This doesn't deal with parameter pack
2170 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2171 of parameter pack DIEs.
2172 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2173 in certain cases, e.g. for pack elements.
2174 (gen_formal_types_die, gen_decl_die): Adjust usage of
2175 gen_formal_parameter_die.
2176 (gen_subprogram_die): Represent each function parameter pack by a
2177 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2178 represented by usual DW_TAG_formal_parameter DIEs that are children
2179 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2180 ____builtin_va_alist decls as no part of the compiler uses those
2182 * langhooks.h (struct lang_hooks_for_decls): Add
2183 function_parm_expanded_from_pack_p, get_generic_function_decl
2184 and function_parameter_pack_p hooks. Fix comment for
2185 get_innermost_generic_parms hook.
2186 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2187 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2188 macros and use them to initialize lang_hook.
2190 2009-09-22 Richard Henderson <rth@redhat.com>
2192 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2193 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2194 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2195 on TRAMPOLINE_TEMPLATE.
2196 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2197 TRAMPOLINE_ADJUST_ADDRESS.
2198 * targhooks.c (default_asm_trampoline_template): Remove.
2199 (default_trampoline_adjust_address): Remove.
2200 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2201 * targhooks.h: Update decls.
2203 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2205 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2206 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2207 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2209 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2212 * reload1.c (reload): Reset debug insns with pseudos without
2215 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2217 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2218 unconditional true for decimal float modes.
2219 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2220 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2222 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2224 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2225 Enable a new case for __FreeBSD__ >= 7.
2226 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2227 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2228 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2229 and USE_LD_AS_NEEDED.
2231 * doc/install.texi (*-*-freebsd*): Update target information.
2233 2009-09-22 Richard Guenther <rguenther@suse.de>
2236 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2237 arrays really properly.
2239 2009-09-22 Richard Henderson <rth@redhat.com>
2242 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2243 calls.static_chain, calls.trampoline_init,
2244 calls.trampoline_adjust_address.
2245 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2246 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2247 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2248 * builtins.c (expand_builtin_setjmp_receiver): Use
2249 targetm.calls.static_chain; only clobber registers.
2250 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2251 set up memory attributes properly for the trampoline block.
2252 (expand_builtin_adjust_trampoline): Use
2253 targetm.calls.trampoline_adjust_address.
2254 * calls.c (prepare_call_address): Add fndecl argument. Use
2255 targetm.calls.static_chain.
2256 * df-scan.c (df_need_static_chain_reg): Remove.
2257 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2258 consolodate static chain handling.
2259 * doc/tm.texi: Document new hooks.
2260 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2261 (init_emit_regs): Don't initialize them.
2262 * expr.h (prepare_call_address): Update decl.
2263 * final.c (profile_function): Use targetm.calls.static_chain.
2264 * function.c (expand_function_start): Likewise.
2265 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2266 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2267 only clobber registers.
2268 * targhooks.c (default_static_chain): New.
2269 (default_asm_trampoline_template, default_trampoline_init): New.
2270 (default_trampoline_adjust_address): New.
2271 * targhooks.h: Declare them.
2272 * varasm.c (assemble_trampoline_template): Use
2273 targetm.asm_out.trampoline_template. Make the memory block const
2276 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2277 alpha_initialize_trampoline. Make static. Merge VMS parameter
2278 differences into the TARGET_ABI_OPEN_VMS code block.
2279 (TARGET_TRAMPOLINE_INIT): New.
2280 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2281 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2282 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2283 (INITIALIZE_TRAMPOLINE): Remove.
2285 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2286 (TRAMPOLINE_TEMPLATE): Merge with ...
2287 (INITIALIZE_TRAMPOLINE): ... this and move ...
2288 * config/arc/arc.c (arc_trampoline_init): ... here.
2289 (TARGET_TRAMPOLINE_INIT): New.
2291 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2292 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2293 (arm_asm_trampoline_template): New.
2294 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2295 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2296 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2297 code to arm_asm_trampoline_template.
2298 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2299 arm_trampoline_adjust_address.
2300 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2301 adjust for target hook parameters.
2303 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2306 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2307 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2308 (bfin_trampoline_init): Rename from initialize_trampoline;
2309 make static; update for target hook parameters.
2310 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2311 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2312 bfin_asm_trampoline_template.
2313 (INITIALIZE_TRAMPOLINE): Remove.
2315 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2316 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2317 cris_trampoline_init): New.
2318 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2319 cris_asm_trampoline_template.
2320 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2321 adjust for target hook parameters.
2323 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2325 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2326 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2327 fr30_trampoline_init): New.
2328 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2329 fr30_asm_trampoline_template.
2330 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2331 adjust for target hook parameters.
2333 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2334 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2335 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2336 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2337 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2339 * config/h8300/h8300.c (h8300_trampoline_init): New.
2340 (TARGET_TRAMPOLINE_INIT): New.
2341 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2342 to h8300_trampoline_init and adjust for hook parameters.
2344 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2345 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2346 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2347 make static; adjust for hook parameters.
2348 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2350 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2351 (TARGET_TRAMPOLINE_INIT): New.
2352 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2353 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2354 iq2000_asm_trampoline_template.
2355 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2356 (TRAMPOLINE_CODE_SIZE): New.
2357 (TRAMPOLINE_SIZE): Use it.
2358 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2360 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2361 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2362 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2363 adjust for hook parameters.
2364 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2366 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2367 (m32r_trampoline_init): New.
2368 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2369 m32r_trampoline_init.
2371 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2372 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2373 make static; update for hook parameters.
2374 * config/m68hc11/m68hc11-protos.h: Update.
2375 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2377 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2378 (TARGET_TRAMPOLINE_INIT): New.
2379 (mcore_function_value): Fix typo.
2380 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2381 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2382 to mcore_asm_trampoline_template.
2383 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2385 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2386 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2387 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2388 update for hook parameters.
2389 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2391 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2392 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2393 mips_trampoline_init): New.
2394 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2395 mips_asm_trampoline_template.
2396 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2397 update for hook parameters.
2399 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2400 (TARGET_TRAMPOLINE_INIT): New.
2401 (mmix_trampoline_size): Remove.
2402 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2403 make static. Remove out-of-date tetra vs octa comment.
2404 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2405 make static; update for hook parameters.
2406 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2407 (INITIALIZE_TRAMPOLINE): Remove.
2408 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2409 (TRAMPOLINE_ALIGNMENT): New.
2410 * gcc/config/mmix/mmix-protos.h: Update.
2412 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2413 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2414 mn10300_trampoline_init): New.
2415 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2416 mn10300_asm_trampoline_template.
2417 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2419 * config/moxie/moxie.c (moxie_static_chain,
2420 moxie_asm_trampoline_template, moxie_trampoline_init,
2421 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2422 TARGET_TRAMPOLINE_INIT): New.
2423 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2424 moxie_trampoline_init.
2425 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2426 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2428 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2429 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2430 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2431 pa_trampoline_adjust_address): New.
2432 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2433 pa_asm_trampoline_template.
2434 (TRAMPOLINE_ALIGNMENT): New.
2435 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2436 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2437 adjust for hook parameters.
2438 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2440 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2441 (TARGET_TRAMPOLINE_INIT): New.
2442 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2443 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2445 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2447 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2448 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2449 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2450 make static; adjust parameters for the hook.
2451 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2453 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2454 s390_trampoline_template; make static.
2455 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2456 make static; adjust for target hook.
2457 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2458 * config/s390/s390-protos.h: Remove trampoline decls.
2459 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2460 (TRAMPOLINE_TEMPLATE): Remove.
2461 (TRAMPOLINE_ALIGNMENT): New.
2463 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2464 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2465 (TARGET_TRAMPOLINE_INIT): New.
2466 (score_asm_trampoline_template): New.
2467 (score_trampoline_init): Rename from score_initialize_trampoline;
2468 make static; adjust for hook parameters.
2469 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2470 score[37]_asm_trampoline_template.
2471 (INITIALIZE_TRAMPOLINE): Remove.
2472 * config/score/score3.c (score3_asm_trampoline_template): New.
2473 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2474 adjust for target hook.
2475 * config/score/score7.c (score7_asm_trampoline_template): New.
2476 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2477 adjust for target hook.
2478 * config/score/score3.h, config/score/score7.h: Update.
2480 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2481 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2482 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2483 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2484 make static; adjust for target hook parameters.
2485 (sh_trampoline_adjust_address): New.
2486 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2487 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2489 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2490 (sparc32_initialize_trampoline): Rename from
2491 sparc_initialize_trampoline; make static; replace tramp parameter
2492 with m_tramp and update memory accesses.
2493 (sparc64_initialize_trampoline): Similarly.
2494 (sparc_trampoline_init): New.
2495 * config/sparc/sparc-protos.h: Remove trampoline decls.
2496 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2497 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2499 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2500 (array_to_constant): Make ARR parameter const.
2501 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2502 make static; update for hook parameters.
2503 * config/spu/spu-protos.h: Update decls.
2504 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2506 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2507 from xstormy16_initialize_trampoline; make static; update for
2509 (TARGET_TRAMPOLINE_INIT): New.
2510 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2512 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2513 (TARGET_TRAMPOLINE_INIT): New.
2514 (v850_can_eliminate): Make static.
2515 (v850_asm_trampoline_template, v850_trampoline_init): New.
2516 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2517 v850_asm_trampoline_template.
2518 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2519 and adjust for target hook parameters.
2521 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2522 (TARGET_TRAMPOLINE_INIT): New.
2523 (vax_asm_trampoline_template, vax_trampoline_init): New.
2524 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2525 vax_asm_trampoline_template.
2526 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2528 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2529 (TARGET_TRAMPOLINE_INIT): New.
2530 (xtensa_asm_trampoline_template): Rename from
2531 xtensa_trampoline_template; make static.
2532 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2533 make static; update for hook parameters.
2534 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2535 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2536 (INITIALIZE_TRAMPOLINE): Remove.
2538 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2539 error for nested functions with regparm=3.
2540 (ix86_compute_frame_layout): Adjust frame pointer offset for
2541 ix86_static_chain_on_stack.
2542 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2543 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2544 don't reset to UNITS_PER_WORD.
2545 (ix86_emit_leave): Adjust ix86_cfa_state.
2546 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2547 (ix86_static_chain): New.
2548 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2549 make static; update for target hook parameters; use ix86_static_chain.
2550 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2551 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2552 (INITIALIZE_TRAMPOLINE): Remove.
2553 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2554 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2555 to the end. Add static_chain_on_stack.
2556 (ix86_static_chain_on_stack): New.
2558 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2559 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2560 (m68k_trampoline_init): New.
2561 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2562 m68k_trampoline_init and adjust for hook parameters.
2563 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2564 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2566 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2568 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2569 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2571 * reload1.c (reload): Call wrap_constant when substituting
2572 reg for equiv inside of DEBUG_INSNs.
2575 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2576 add_call_src_coords_attributes, add_high_low_attributes,
2577 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2578 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2579 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2580 when -gdwarf-2 -gstrict-dwarf.
2581 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2582 -gdwarf-[23] -gstrict-dwarf.
2583 (address_of_int_loc_descriptor, loc_descriptor,
2584 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2585 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2586 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2588 2009-09-22 Richard Guenther <rguenther@suse.de>
2590 PR tree-optimization/41428
2591 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2592 (ccp_finalize): Pass it to substitute_and_fold.
2594 2009-09-22 Richard Guenther <rguenther@suse.de>
2596 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2597 (substitute_and_fold): Adjust prototype.
2598 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2599 (simplify_stmt_using_ranges): Likewise.
2600 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2601 (vrp_fold_stmt): New function.
2602 (vrp_finalize): Pass it to substitute_and_fold.
2603 * tree-flow.h (vrp_evaluate_conditional): Remove.
2604 (simplify_stmt_using_ranges): Likewise.
2605 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2606 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2607 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2609 (fold_predicate_in): Move to tree-vrp.c.
2610 (substitute_and_fold): Use the callback instead of calling into
2611 tree-vrp.c functions directly.
2613 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2615 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2616 comparison warning on rs6000.
2619 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2620 GIMPLE_EH_MUST_NOT_THROW cleanup.
2621 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2623 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2626 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2627 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2628 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2629 libSystem which is derived from the gcc 4.2.1 unwinder.
2631 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2634 * varasm.c (default_encode_section_info): Copy TLS model into
2635 sym_ref flags regardless of backend support for TLS, for all
2636 model types except TLS_MODEL_EMULATED.
2638 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2641 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2642 we can handle it correctly.
2644 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2646 * doc/install.texi (os2): Remove section.
2648 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2650 * doc/standards.texi (Objective-C): Adjust two URLs.
2652 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2654 * tree-tailcall.c (process_assignment): Don't check if a
2655 multiplication or an addition are already present.
2656 (find_tail_calls): Combine multiple additions and multiplications.
2657 (adjust_accumulator_values): Emit accumulators.
2659 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2661 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2662 xmm register restore.
2664 2009-09-21 Jan Hubicka <jh@suse.cz>
2666 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2667 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2670 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2672 * stor-layout.c (layout_type): Remove obsolete code.
2674 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2677 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2679 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2682 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2683 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2684 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2685 * fold-const.c (const_binop): Likewise.
2686 * real.h (do_mpc_arg2): Update prototype.
2688 2009-09-20 Jan Hubicka <jh@suse.cz>
2690 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2691 (add_location_or_const_value_attribute): Rewrite using
2693 (tree_add_const_value_attribute): Return true if successful.
2694 (tree_add_const_value_attribute_for_decl): Likewise.
2696 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2697 (loc_descriptor): ... here;
2698 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2699 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2700 pool items that was not marked for output.
2701 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2702 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2703 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2704 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2705 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2706 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2707 DW_OP_stack_value to get address of items that are not available
2709 (dw_loc_list): Handle single element lists correctly.
2711 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2712 Pascal Obry <obry@adacore.com>
2714 * unwind-dw2-fde.c (classify_object_over_fdes):
2715 Cast the constant 1 to _Unwind_Ptr.
2716 (add_fdes): Likewise.
2717 (linear_search_fdes): Likewise.
2719 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2721 * stor-layout.c (set_sizetype): Avoid useless type copy.
2723 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2725 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2727 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2728 * configure, config.in: Regenerate.
2729 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2731 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2732 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2733 for global data if the output could be used in a shared library.
2734 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2735 to 0 if TARGET_WRITABLE_EH_FRAME.
2737 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2739 PR rtl-optimization/39886
2740 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2741 just when insn is equal to BB_END (bb).
2743 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2745 * config/mips/mips.opt (mrelax-pic-calls): New option.
2746 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2748 (mips_unspec_call): Change "unspec_call" expander into this.
2749 (mips_strip_unspec_call): New function.
2750 (mips_got_load): Call mips_unspec_call instead of
2751 gen_unspec_call<mode>.
2752 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2754 (mips_cfg_in_reorg): New function.
2755 (mips16_lay_out_constants): Use it to decide whether to call
2756 CFG-aware insn splitting.
2757 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2758 mips_reorg. Move DF set-up code from here ...
2759 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2761 (mips_reorg): Call mips_df_reorg instead of
2762 r10k_insert_cache_barriers. Move CFG set-up code here from
2763 r10k_insert_cache_barriers.
2764 (mips_call_expr_from_insn): New function.
2765 (mips_pic_call_symbol_from_set): Likewise.
2766 (mips_find_pic_call_symbol): Likewise.
2767 (mips_annotate_pic_call_expr): Likewise.
2768 (mips_get_pic_call_symbol): Likewise.
2769 (mips_annotate_pic_calls): Likewise.
2770 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2772 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2773 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2774 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2776 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2777 (unspec_call<mode>): Remove it.
2778 (sibcall_internal, sibcall_value_internal,
2779 sibcall_value_multiple_internal, call_internal, call_split,
2780 call_value_internal, call_value_split,
2781 call_value_multiple_internal, call_value_multiple_split): Pass
2782 SIZE_OPNO to MIPS_CALL.
2783 (call_internal_direct, call_direct_split,
2784 call_value_internal_direct, call_value_direct_split): Pass -1 as
2785 SIZE_OPNO to MIPS_CALL.
2786 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2787 * configure: Regenerate.
2788 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2789 and -mno-relax-pic-calls.
2790 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2792 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2795 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2796 in the directory this rule is called from, rather than the
2797 toplevel 'gcc' directory, to fix in-tree build.
2799 2009-09-19 Chris Demetriou <cgd@google.com>
2801 PR preprocessor/28435:
2802 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2803 to cpplib that the preprocessor output is needed.
2805 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2807 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2808 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2809 *return_and_restore_fpregs_<mode>,
2810 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2813 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2814 instead of assuming it has always a REG inside of it.
2816 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2818 * config/freebsd.h: Update comment on types.
2819 (WINT_TYPE): Define.
2821 2009-09-18 Jason Merrill <jason@redhat.com>
2823 * c.opt: Add -fno-deduce-init-list.
2825 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2827 * value-prof.c (interesting_stringop_to_profile_p): Added output
2828 argument to indicate which parameter is the size parameter.
2829 * value-prof.c (gimple_stringop_fixed_value): Use
2830 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2831 * value-prof.c (gimple_stringops_transform): Update call sites to
2832 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2834 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2837 From David Binderman <dcb314@hotmail.com>:
2838 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2839 local variable f. Remove stale comments.
2840 (ix86_compute_frame_layout): Remove useless local variable total_size.
2841 Remove #if 0'd code.
2842 (legitimate_address_p): Remove useless local variables
2843 reason_rtx and reason.
2844 (ix86_split_copysign_const): Remove useless local variable op1.
2845 (scale_counter): Remove useless local variable piece_size_mask.
2847 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2849 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2852 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2855 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2857 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2859 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2862 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2864 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2865 DW_OP_implicit_value even without dwarf_version 4.
2867 2009-09-17 Jan Hubicka <jh@suse.cz>
2869 * dwarf2out.c: Include tree-pass.h and gimple.h.
2870 (loc_list_plus_const): New function.
2871 (loc_descriptor_from_tree_1): Rename to ...
2872 (loc_descriptor_from_tree): ... remove original.
2873 (loc_list_from_tree): New function.
2874 (add_AT_location_description): Accept location list.
2875 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2876 (concatn_mem_loc_descriptor): Remove.
2877 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2879 (secname_for_decl): Move up.
2880 (hidden_reference_p): New function; break out from ...
2881 (loc_by_refernece): ... here; move up.
2882 (dw_loc_list): New function.
2883 (single_element_loc_list): New function.
2884 (single_element_loc_list_p): New function.
2885 (add_loc_descr_to_each): New function.
2886 (add_loc_list): New function.
2887 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2888 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2889 add diagnostics why expansion failed.
2890 (add_location_or_const_value_attribute): Support location lists.
2891 (add_bound_info): Likewise.
2892 (descr_info_loc): Update call of loc_descriptor_from_tree.
2893 (gen_variable_die): Work on location lists.
2894 * final.c (pass_final): Add dump file.
2895 * Makefile.in (dwarf2out.o): Add new dependencies.
2897 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2900 * real.c decimal_from_integer, decimal_integer_string): New.
2901 (real_from_integer): Use them as special case for decimal float.
2902 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2903 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2904 Do not append zero after the decimal point in string to convert.
2906 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2908 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2909 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2911 2009-09-17 Martin Jambor <mjambor@suse.cz>
2913 * common.opt (fipa-sra): New switch.
2914 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2915 * timevar.def (TV_IPA_SRA): New timevar.
2916 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2917 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2918 * tree-sra.c: Include cgraph.c.
2919 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2920 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2921 and grp_not_necessarilly_dereferenced.
2922 (func_param_count): New variable.
2923 (encountered_apply_args): New variable.
2924 (bb_dereferences): New variable.
2925 (final_bbs): New variable.
2926 (no_accesses_representant): New variable.
2927 (no_accesses_p): New function.
2928 (dump_access): Dump the new fields.
2929 (sra_initialize): Set encountered_apply_args to false.
2930 (get_ssa_base_param): New function.
2931 (mark_parm_dereference): New function.
2932 (create_access): Caring for INIDRECT_REFs and different handling of
2933 varialble length accesses in early IPA SRA. Store the stmt - a new
2934 parameter - to the new access.
2935 (build_access_from_expr_1): New parameter stmt, passed to
2936 create_access. Handle INDIRECT_REFs.
2937 (build_access_from_expr): Pass the current statement to
2938 build_access_from_expr_1.
2939 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2941 (build_accesses_from_assign): Pass the current statement to
2942 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2943 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2944 final_bbs when necessary. Check for calls to __builtin_apply_args.
2945 Fixup EH info if anythng was changed.
2946 (is_unused_scalar_param): New function.
2947 (ptr_parm_has_direct_uses): New function.
2948 (find_param_candidates): New function.
2949 (mark_maybe_modified): New function.
2950 (analyze_modified_params): New function.
2951 (propagate_dereference_distances): New function.
2952 (dump_dereferences_table): New function.
2953 (analyze_caller_dereference_legality): New function.
2954 (unmodified_by_ref_scalar_representative): New function.
2955 (splice_param_accesses): New function.
2956 (decide_one_param_reduction): New function.
2957 (enum ipa_splicing_result): New type.
2958 (splice_all_param_accesses): New function.
2959 (get_param_index): New function.
2960 (turn_representatives_into_adjustments): New function.
2961 (analyze_all_param_acesses): New function.
2962 (get_replaced_param_substitute): New function.
2963 (get_adjustment_for_base): New function.
2964 (replace_removed_params_ssa_names): New function.
2965 (sra_ipa_reset_debug_stmts): New function.
2966 (sra_ipa_modify_expr): New function.
2967 (sra_ipa_modify_assign): New function.
2968 (convert_callers): New function.
2969 (modify_function): New function.
2970 (ipa_sra_preliminary_function_checks): New function.
2971 (ipa_early_sra): New function.
2972 (ipa_early_sra_gate): New function.
2973 (pass_early_ipa_sra): New variable.
2974 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2976 2009-09-17 Michael Matz <matz@suse.de>
2979 * tree.c (build_type_attribute_qual_variant): Export.
2980 * tree.h (build_type_attribute_qual_variant): Declare.
2981 * tree-inline.c (remap_type_1): Use it to build variants with
2982 the original qualifiers and attributes.
2984 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2986 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2987 without a fallthrough edge.
2989 2009-09-16 DJ Delorie <dj@redhat.com>
2991 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2992 chip and ignore the "fast_interrupt" attribute if so.
2994 2009-09-16 Richard Henderson <rth@redhat.com>
2997 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3000 2009-09-16 Richard Henderson <rth@redhat.com>
3003 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3004 is set only if DECL_NO_STATIC_CHAIN is unset.
3005 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3006 (FOR_EACH_NEST_INFO): New.
3007 (walk_all_functions): Use it.
3008 (finalize_nesting_tree): Likewise.
3009 (unnest_nesting_tree): Likewise.
3010 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3011 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3012 (convert_gimple_call): Early out if gimple_call_chain already set.
3013 (convert_all_function_calls): Iterate until no new functions
3014 require a static chain.
3015 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3016 when building a trampoline. Use dump_function_to_file instead
3018 (lower_nested_functions): Open dump_file. Validate that decls
3019 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3020 bit reset by this pass.
3022 2009-09-16 Michael Matz <matz@suse.de>
3025 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3026 shorten decl_common_unused.
3027 (DECL_RESTRICTED_P): New accessor.
3028 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3029 to disambiguate marked decls and restrict pointers.
3031 2009-09-16 Richard Henderson <rth@redhat.com>
3034 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3036 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3038 * integrate.c (set_block_abstract_flags): Call
3039 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3041 2009-09-16 Richard Guenther <rguenther@suse.de>
3044 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3047 2009-09-16 DJ Delorie <dj@redhat.com>
3048 Kaz Kojima <kkojima@gcc.gnu.org>
3050 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3051 (sh_expand_prologue): Update calls to output_stack_adjust.
3052 (sh_expand_epilogue): Likewise.
3054 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3057 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3058 trying to limit the extent of searches in the insn stream.
3060 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3061 Jakub Jelinek <jakub@redhat.com>
3065 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3067 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3068 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3069 (rs6000_savres_strategy): Always save FP registers inline if the
3070 target doesn't support hardware double-precision. Set the above
3071 bits in return value when needed.
3072 (rs6000_savres_routine_sym): Fix computation for cache selector.
3073 Mark the generated symbol as a function. Rename exitp argument to
3074 lr. Move code for determining the name of the symbol...
3075 (rs6000_savres_routine_name): ...here. New function. Add cases for
3076 getting the names right on AIX and 64-bit Linux.
3077 (savres_routine_name): New variable.
3078 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3079 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3080 on what the target routine uses as a base register. If savep && lr
3081 describe saving of r0 into memory slot.
3082 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3083 line calls for AIX ABI.
3084 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3085 determine FP save/restore functions.
3086 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3087 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3089 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3090 Duplicate restoration of LR and execute the appropriate one
3091 depending on whether GPRs are being restored inline. Set r11 from
3092 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3093 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3094 Fix out of line calls for AIX ABI.
3095 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3097 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3099 (*restore_gpregs_spe): Likewise.
3100 (*return_and_restore_gpregs_spe): Likewise.
3101 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3102 Define to empty string unconditionally.
3103 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3104 Define to empty string unconditionally.
3105 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3108 2009-09-15 Jan Hubicka <jh@suse.cz>
3110 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3111 * params.def (inline-insns-auto): Likewise.
3113 2009-09-15 Martin Jambor <mjambor@suse.cz>
3115 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3116 individual statements only at TDF_DETAILS dump level. Format
3117 source for 80 characters per line.
3119 2009-09-15 Christian Bruel <christian.bruel@st.com>
3121 * regrename.c (do_replace): Update REG_DEAD notes.
3123 2009-09-15 Revital Eres <eres@il.ibm.com>
3125 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3126 * targhooks.c (default_builtin_support_vector_misalignment):
3127 New builtin function.
3128 * targhooks.h (default_builtin_support_vector_misalignment):
3130 * target.h (builtin_support_vector_misalignment):
3131 New field in struct gcc_target.
3132 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3133 new builtin function.
3134 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3136 * config/rs6000/rs6000.c
3137 (rs6000_builtin_support_vector_misalignment): New function.
3138 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3140 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3142 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3144 (bfin_optimize_loop): Likewise.
3145 (bfin_gen_bundles): Likewise.
3146 (workaround_speculation): Likewise.
3147 (find_load): Return NULL_RTX for debug_insn.
3149 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3151 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3154 2009-09-14 DJ Delorie <dj@redhat.com>
3156 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3157 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3160 2009-09-14 Richard Henderson <rth@redhat.com>
3161 Jakub Jelinek <jakub@redhat.com>
3163 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3164 * cfgbuild.c (make_edges): Handle asm goto.
3165 * cfglayout.c (fixup_reorder_chain): Likewise.
3166 * cfgrtl.c (patch_jump_insn): Likewise.
3167 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3168 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3169 (gimple_build_asm_vec): Add and use labels parameter.
3170 (gimple_build_asm): Remove.
3171 (walk_gimple_asm): Walk labels too.
3172 * gimple.def (GIMPLE_ASM): Update docs.
3173 * gimple.h: Update decls.
3174 (struct gimple_statement_asm): Change nc to use unsigned char;
3176 (gimple_asm_nlabels): New.
3177 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3178 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3179 into gimple_build_asm_vec.
3180 * jump.c (mark_jump_label_asm): New.
3181 (mark_jump_label): Use it.
3182 (redirect_jump_1): Handle asm goto.
3183 (invert_jump_1): Soft fail if X is null.
3184 * recog.c (extract_asm_operands): New.
3185 (asm_noperands): Use it; handle asm labels.
3186 (decode_asm_operands): Use extract_asm_operands.
3187 (asm_operand_ok): Properly handle empty string.
3188 * reg-stack.c (get_asm_operands_in_out): Rename from
3189 get_asm_operand_n_inputs; use extract_asm_operands; return both
3190 inputs and outputs by reference; update all callers.
3191 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3192 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3193 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3194 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3195 (extract_asm_operands): Declare.
3196 * stmt.c (expand_asm_operands): Add and use labels parameter.
3197 (check_unique_operand_names): Likewise.
3198 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3199 (expand_asm_stmt): Handle asm labels.
3200 * tree-cfg.c (make_gimple_asm_edges): New.
3201 (make_edges): Use it.
3202 (cleanup_dead_labels): Handle asm labels.
3203 (is_ctrl_altering_stmt): Likewise.
3204 (gimple_redirect_edge_and_branch): Likewise.
3205 * tree.def (ASM_EXPR): Add 5th operand.
3206 * tree.h (ASM_LABELS): New.
3207 (resolve_asm_operand_names): Update decl.
3209 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3210 (c_parser_asm_goto_operands): New.
3211 * c-tree.h (build_asm_expr): Update decl.
3212 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3213 * doc/extend.texi: Document asm goto.
3215 2009-09-14 Richard Henderson <rth@redhat.com>
3217 * except.h: Update declarations.
3218 (struct pointer_map_t): Forward declare.
3219 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3220 (struct eh_landing_pad_d, eh_landing_pad): New.
3221 (struct eh_catch_d, eh_catch): New.
3222 (struct eh_region_d): Remove next_region_sharing_label, aka,
3223 label, tree_label, landing_pad, post_landing_pad, resume,
3224 may_contain_throw. Rename region_number to index. Remove
3225 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3226 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3227 (VEC(eh_landing_pad,gc)): New.
3228 (struct eh_status): Remove last_region_number. Add lp_array,
3229 throw_stmt_table, ttype_data, ehspec_data.
3230 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3231 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3232 * except.c (lang_protect_cleanup_actions): Return tree.
3233 (struct ehl_map_entry): Remove.
3234 (init_eh_for_function): Push zero entries for region and lp_array.
3235 (gen_eh_region): Add to region_array immediately.
3236 (gen_eh_region_catch): Operate on eh_catch objects.
3237 (gen_eh_landing_pad): New.
3238 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3239 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3240 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3241 (get_eh_landing_pad_from_number_fn): New.
3242 (get_eh_landing_pad_from_number): New.
3243 (get_eh_region_from_lp_number_fn): New.
3244 (get_eh_region_from_lp_number): New.
3245 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3246 (get_exception_pointer, get_exception_filter): Remove.
3247 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3248 (current_function_has_exception_handlers): Simplify.
3249 (bring_to_root, eh_region_replaceable_by_p): Remove.
3250 (replace_region, hash_type_list, hash_eh_region): Remove.
3251 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3252 (label_to_region_map, num_eh_regions): Remove.
3253 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3254 (find_exception_handler_labels): Remove.
3255 (duplicate_eh_regions_0, find_prev_try): Remove.
3256 (struct duplicate_eh_regions_data): New.
3257 (duplicate_eh_regions_1): Rewrite.
3258 (duplicate_eh_regions): Return a pointer map instead of an
3260 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3261 (redirect_eh_edge_to_label): Remove.
3262 (eh_region_outermost): Rewrite using eh_region pointers
3263 instead of integers.
3264 (add_ttypes_entry): Update for ttype_data move to eh_status.
3265 (add_ehspec_entry): Rewrite with VEC instead of varray.
3266 (assign_filter_values): Likewise. Export.
3267 (build_post_landing_pads, connect_post_landing_pads): Remove.
3268 (dw2_build_landing_pads): Rewrite to use lp_array.
3269 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3270 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3271 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3272 (sjlj_mark_call_sites): Update for landing pad numbers.
3273 (finish_eh_generation): Rewrite.
3274 (gate_handle_eh): Do nothing for no eh tree.
3275 (pass_rtl_eh): Move up near finish_eh_generation.
3276 (remove_eh_landing_pad): New.
3277 (remove_eh_handler): Export.
3278 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3279 (for_each_eh_label): Rewrite to use lp_array.
3280 (make_reg_eh_region_note): New.
3281 (make_reg_eh_region_note_nothrow_nononlocal): New.
3282 (insn_could_throw_p): New.
3283 (copy_reg_eh_region_note_forward): New.
3284 (copy_reg_eh_region_note_backward): New.
3285 (check_handled, add_reachable_handler): Remove.
3286 (reachable_next_level, foreach_reachable_handler): Remove.
3287 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3288 (get_eh_region_and_lp_from_rtx): New.
3289 (get_eh_region_from_rtx): New.
3290 (can_throw_internal_1, can_throw_external_1): Remove.
3291 (can_throw_internal): Use get_eh_region_from_rtx.
3292 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3293 (insn_nothrow_p, can_nonlocal_goto): New.
3294 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3295 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3296 (add_action_record): Use VEC not varray.
3297 (collect_one_action_chain): Update for eh_region changes.
3298 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3299 Use get_eh_region_and_lp_from_rtx.
3300 (gate_convert_to_eh_region_ranges): New.
3301 (pass_convert_to_eh_region_ranges): Use it.
3302 (push_uleb128, push_sleb128): Use VEC not varray.
3303 (output_one_function_exception_table): Likewise.
3304 (dump_eh_tree): Update for eh_region changes.
3305 (verify_eh_tree): Likewise.
3306 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3307 * tree-eh.c: Include target.h.
3308 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3309 Don't disallow GIMPLE_RESX; adjust argument check.
3310 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3311 (record_stmt_eh_region): Update for landing pad numbers;
3312 generate a landing pad if necessary.
3313 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3314 (remove_stmt_from_eh_lp_fn): Similarly.
3315 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3316 Update for lp numbers; don't special case missing throw_stmt_table.
3317 (lookup_expr_eh_lp): Similarly.
3318 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3319 (eh_seq, eh_region_may_contain_throw): New.
3320 (struct leh_state): Add ehp_region.
3321 (struct leh_tf_state): Remove eh_label.
3322 (emit_post_landing_pad): New.
3323 (emit_resx, emit_eh_dispatch): New.
3324 (note_eh_region_may_contain_throw): New.
3325 (frob_into_branch_around): Take eh_region not eh label;
3326 emit eh code into eh_seq.
3327 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3328 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3329 lower_eh_must_not_throw. Emit code to eh_seq.
3330 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3331 (lower_try_finally_onedest): Likewise.
3332 (lower_try_finally_copy): Likewise.
3333 (lower_try_finally_switch): Likewise.
3334 (lower_try_finally): Initialize ehp_region.
3335 (lower_catch): Update for eh_catch objects.
3336 (lower_eh_filter): Don't handle must_not_throw.
3337 (lower_eh_must_not_throw): New.
3338 (lower_cleanup): Don't set eh_label.
3339 (lower_eh_constructs_2): Resolve eh builtins.
3340 Handle GIMPLE_EH_MUST_NOT_THROW.
3341 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3342 Add eh_seq to the end of the function body.
3343 (make_eh_dispatch_edges): New.
3344 (make_eh_edge): Remove.
3345 (make_eh_edges): Simplify for landing pads.
3346 (redirect_eh_edge_1): New.
3347 (redirect_eh_edge): Use it.
3348 (redirect_eh_dispatch_edge): New.
3349 (stmt_could_throw_p): Use a switch. Allow RESX.
3350 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3351 (stmt_can_throw_internal): Likewise.
3352 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3353 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3354 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3355 (gate_refactor_eh): New.
3356 (pass_refactor_eh): Use it.
3357 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3358 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3359 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3360 (remove_unreachable_handlers): Rename from
3361 tree_remove_unreachable_handlers; rewrite for landing pads;
3362 call remove_eh_handler directly.
3363 (remove_unreachable_handlers_no_lp): New.
3364 (unsplit_eh, unsplit_all_eh): New.
3365 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3366 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3367 (cleanup_empty_eh_unsplit): New.
3368 (cleanup_empty_eh): Rewrite.
3369 (cleanup_all_empty_eh): New.
3370 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3371 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3372 (gate_cleanup_eh): New.
3373 (pass_cleanup_eh): Use it.
3374 (verify_eh_edges): Move later in file. Expect one EH edge.
3375 (verify_eh_dispatch_edge): New.
3377 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3378 (gtype-desc.o): Add TARGET_H.
3379 (tree.o): Use EXCEPT_H, not except.h.
3380 (cfgbuild.o): Add EXPR_H.
3381 (GTFILES): Add vecprim.h.
3382 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3383 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3384 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3385 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3386 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3387 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3388 calls to can_throw_internal.
3389 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3390 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3391 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3392 (expand_gimple_stmt): Use make_reg_eh_region_note.
3393 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3394 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3395 or find_exception_handler_labels.
3396 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3397 there is exacly one EH edge. Use can_nonlocal_goto and
3399 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3400 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3401 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3402 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3403 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3404 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3405 * dse.c (scan_insn): Use insn_could_throw_p.
3406 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3407 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3408 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3409 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3410 EXC_PTR_EXPR or FILTER_EXPR.
3411 (tree_expr_nonzero_warnv_p): Likewise.
3412 * function.h: Include vecprim.h, not varray.h
3413 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3414 move ttype_data and ehspec_data members to struct eh_status; change
3415 action_record_data member to a VEC.
3416 * gcse.c (hash_scan_set): Use can_throw_internal.
3417 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3418 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3419 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3420 (block_may_fallthru): Don't handle RESX_EXPR.
3421 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3422 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3423 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3424 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3425 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3426 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3427 (gimple_size): Likewise.
3428 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3429 (gimple_build_resx): Use gimple_build_with_ops.
3430 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3431 (is_gimple_val): Likewise.
3432 (is_gimple_stmt): Remove RESX_EXPR.
3433 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3434 (GIMPLE_RESX): Reorder with other EH constructs.
3435 * gimple.h (struct gimple_statement_eh_mnt): New.
3436 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3437 (gimple_eh_filter_must_not_throw): Remove.
3438 (gimple_eh_filter_set_must_not_throw): Remove.
3439 (gimple_eh_must_not_throw_fndecl): New.
3440 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3441 (is_gimple_resx): New.
3442 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3443 Don't copy EH_FILTER_MUST_NOT_THROW.
3444 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3445 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3446 handle must_not_throw_labels specially.
3447 * ipa-pure-const.c (check_call): Update debug statement for LP.
3448 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3449 * ipa-utils.c (get_base_var): Likewise.
3450 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3451 * lower-subreg.c (move_eh_region_note): Remove.
3452 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3453 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3454 (create_task_copyfn): Likewise.
3455 (maybe_catch_exception): Use gimple_build_eh_filter.
3456 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3457 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3458 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3459 and pass_lower_resx.
3460 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3461 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3462 can_throw_internal, can_nonlocal_goto.
3463 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3464 copy_reg_eh_region_note_forward.
3465 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3466 (emit_output_reload_insns): Likewise.
3467 (copy_eh_notes): Remove.
3468 * rtl.def (RESX): Remove.
3469 * rtl.h: Update declarations.
3470 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3471 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3472 (update_eh_label): Remove.
3473 (cleanup_dead_labels_eh): New.
3474 (cleanup_deal_labels): Use it instead of update_eh_label.
3475 (gimple_merge_blocks): Update landing pad data structure when
3476 removing a landing pad label.
3477 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3478 test; handle GIMPLE_EH_MUST_NOT_THROW.
3479 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3480 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3481 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3482 (verify_stmt): Likewise. Verify landing pads.
3483 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3484 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3485 (struct move_stmt_d): Add eh_map.
3486 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3487 (move_stmt_r): Remap eh region numbers in builtin calls,
3488 resx and eh_dispatch.
3489 (move_block_to_fn): Remove eh_offset parameter. Use
3490 maybe_duplicate_eh_stmt_fn.
3491 (find_outermost_region_in_block): Operate on eh_region pointers
3492 instead of region numbers.
3493 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3494 duplicate_eh_regions.
3495 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3496 test earlier. Disallow EH landing pads.
3497 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3498 * tree-flow.h: Update declarations.
3499 (struct tree_ann_common_d): Replace rn with lp_nr.
3500 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3501 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3502 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3503 resx and eh_dispatch.
3504 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3505 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3506 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3507 from duplicate_eh_regions.
3508 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3509 update RESX; handle EH_DISPATCH.
3510 (expand_call_inline): Set eh_lp_nr, not eh_region.
3511 (maybe_inline_call_in_expr): Likewise.
3512 * tree-inline.h (struct copy_body_data): Replace eh_region with
3513 eh_lp_nr, eh_region_offset with eh_map.
3514 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3515 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3516 * tree-pretty-print.c (dump_generic_node): Don't handle
3517 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3518 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3519 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3520 EXC_PTR_EXPR, FILTER_EXPR.
3521 * tree-ssa-operands.c (get_expr_operands): Likewise.
3522 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3523 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3524 (ao_ref_init_from_vn_reference): Likewise.
3525 * tree-ssa-sink.c (statement_sink_location): Likewise.
3526 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3527 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3528 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3529 EXC_PTR_EXPR, FILTER_EXPR.
3530 (is_exception_related): Remove.
3531 (compute_avail): Don't call it.
3532 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3533 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3534 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3535 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3537 (build_resx): Remove.
3538 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3539 * tree.h: Update declarations.
3540 (EH_FILTER_MUST_NOT_THROW): Remove.
3541 (struct tree_label_decl): Add eh_landing_pad_nr.
3542 (EH_LANDING_PAD_NR): New.
3543 * value-prof.c (gimple_ic): Tidy variable names. Update for
3544 landing pad numbers.
3545 (gimple_stringop_fixed_value): Tidy variable names. Assert
3546 that neither call stmt can throw.
3547 * vecprim.h (uchar): New.
3548 (VEC(uchar,heap), VEC(uchar,gc)): New.
3550 * c-common.c (c_define_builtins): Update call to
3551 build_common_builtin_nodes.
3552 * c-parser.c (c_parse_file): Don't call
3553 default_init_unwind_resume_libfunc.
3555 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3557 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3558 (mips_cprestore_address_p): Likewise.
3559 (mips_save_gp_to_cprestore_slot): Likewise.
3560 (mips_restore_gp): Rename to...
3561 (mips_restore_gp_from_cprestore_slot): ...this.
3562 (mips_must_initialize_gp_p): Declare.
3563 (mips_emit_save_slot_move): Likewise.
3564 (mips_output_load_label): Return nothing.
3565 (mips_eh_uses): Declare.
3566 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3567 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3568 (TARGET_ABSOLUTE_JUMPS): Likewise.
3569 (EH_USES): Likewise.
3570 (FIRST_PSEUDO_REGISTER): Update comment.
3571 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3572 (MIPS_CALL): ...here.
3573 (REGISTER_NAMES): Add $cprestore.
3574 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3575 Add load_label_length, has_inflexible_gp_insn_p,
3576 has_flexible_gp_insn_p, must_initialize_gp_p and
3577 must_restore_gp_when_clobbered_p.
3578 (mips_expand_call): Don't generate split instructions here.
3579 (mips_split_call): Update the call to mips_restore_gp after
3580 the above name change.
3581 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3582 (mips_find_gp_ref): New function.
3583 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3584 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3585 (mips_insn_has_flexible_gp_ref_p): Likewise.
3586 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3587 (mips_function_has_gp_insn): Delete.
3588 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3589 Use the new functions above. Only return INVALID_REGNUM
3590 for TARGET_ABSOLUTE_JUMPS.
3591 (mips_must_initialize_gp_p): New function.
3592 (mips_get_cprestore_base_and_offset): New function, extracted from...
3593 (mips_cprestore_slot): ...here. Take a bool parameter.
3594 (mips_cfun_has_cprestore_slot_p): New function.
3595 (mips_cprestore_address_p): Likewise.
3596 (mips_save_gp_to_cprestore_slot): Likewise.
3597 (mips_restore_gp): Rename to...
3598 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3599 epilogue_completed. Update the call to mips_cprestore_slot.
3600 Test cfun->machine->must_restore_gp_when_clobbered_p.
3601 (mips_direct_save_slot_move_p): New function.
3602 (mips_emit_save_slot_move): Likewise.
3603 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3604 of cfun->machine->global_pointer.
3605 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3606 (mips_save_reg): Use mips_emit_save_slot_move.
3607 (mips_expand_prologue): Set must_initialize_gp_p.
3608 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3609 for all cprestore saves. Emit a use_cprestore instruction after
3610 setting up the cprestore slot.
3611 (mips_restore_reg): Use mips_emit_save_slot_move.
3612 (mips_process_load_label): New function.
3613 (mips_load_label_length): Likewise.
3614 (mips_output_load_label): Don't return asm: output it here instead.
3615 Use mips_process_load_label.
3616 (mips_adjust_insn_length): Adjust the length of branch instructions
3617 that have length MAX_PIC_BRANCH_LENGTH.
3618 (mips_output_conditional_branch): Update the call to
3619 mips_output_load_label. Assume the branch target is OPERANDS[0]
3620 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3621 (mips_output_order_conditional_branch): Swap the meaning of
3622 OPERANDS[0] and OPERANDS[1].
3623 (mips_variable_issue): Don't count ghost instructions.
3624 (mips_expand_ghost_gp_insns): New function.
3625 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3626 (mips_output_mi_thunk): Set must_initialize_gp_p.
3627 (mips_eh_uses): New function.
3628 * config/mips/predicates.md (cprestore_save_slot_operand)
3629 (cprestore_load_slot_operand): New predicates.
3630 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3631 (UNSPEC_MOVE_GP): Likewise.
3632 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3633 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3634 (CPRESTORE_SLOT_REGNUM): New register.
3635 (MAX_PIC_BRANCH_LENGTH): New constant.
3636 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3637 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3638 branches. Fix commentary.
3639 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3640 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3641 Change type to "ghost".
3642 (loadgp_absolute_<mode>): Likewise.
3643 (loadgp_rtp_<mode>): Likewise.
3644 (copygp_mips16): Likewise.
3645 (loadgp_blockage): Remove redundant mode attribute.
3646 (potential_cprestore): New instruction.
3647 (cprestore): Turn into an unspec set.
3648 (use_cprestore): New instruction.
3649 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3650 (*branch_fp_inverted): Likewise.
3651 (*branch_order<mode>): Likewise.
3652 (*branch_order<mode>_inverted): Likewise.
3653 (*branch_equality<mode>): Likewise.
3654 (*branch_equality<mode>_inverted): Likewise.
3655 (*branch_bit<bbv><mode>): Likewise.
3656 (*branch_bit<bbv><mode>_inverted): Likewise.
3657 (*branch_equality<mode>_mips16): Remove redundant mode.
3658 (jump): Turn into a define_expand.
3659 (*jump_absolute): New instruction.
3660 (*jump_pic): Likewise.
3661 (*jump_mips16): Rename previously-unnamed pattern. Remove
3662 redundant mode attribute.
3663 (restore_gp): Split on epilogue_completed rather than
3664 reload_completed. Change type to "ghost".
3665 (move_gp<mode>): New instruction.
3666 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3667 Remove redundant mode attribute.
3668 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3669 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3670 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3672 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3675 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3676 are returned in the same register (vs34 or v2) that Altivec vector
3677 types are returned in.
3678 (rs6000_libcall_value): Ditto.
3681 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3682 instead of explicit addsi3/adddi3 calls.
3683 (rs6000_split_multireg_move): Ditto.
3684 (rs6000_emit_allocate_stack): Ditto.
3685 (rs6000_emit_prologue): Ditto.
3686 (rs6000_output_mi_thunk): Ditto.
3688 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3689 size is 64 bits if we can use 64-bit registers.
3691 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3693 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3696 From Jie Zhang <jie.zhang@analog.com>:
3697 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3698 save FP and RETS with saveall attribute.
3699 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3700 with saveall attribute.
3702 * config/bfin/bfin.c (bfin_expand_builtin,
3703 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3706 From Jie Zhang <jie.zhang@analog.com>:
3707 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3708 before use in two places.
3709 * config/bfin/bfin.md (AREG): Define mode iterator.
3710 (reload_in, reload_out): Use mode iterator AREG.
3712 2009-09-14 Richard Guenther <rguenther@suse.de>
3715 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3716 EH personality path.
3718 2009-09-13 Richard Guenther <rguenther@suse.de>
3719 Rafael Avila de Espindola <espindola@google.com>
3721 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3722 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3723 (LANG_HOOKS_INITIALIZER): Adjust.
3724 (lhd_pass_through_t): Declare.
3725 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3727 * langhooks.c (lhd_pass_through_t): New function.
3728 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3729 dwarf2out_begin_prologue): Use personality from current_function_decl.
3730 * expr.h (get_personality_function): Declare.
3731 * expr.c (get_personality_function): New function.
3732 (build_personality_function): Likewise.
3733 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3734 (eh_personality_libfunc): Remove.
3735 * optabs.c (build_libfunc_function): New function split out from ...
3736 (init_one_libfunc): ... here.
3737 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3738 (tree_function_decl): Add personality.
3739 (lhd_gcc_personality): Declare.
3740 (build_personality_function): Likewise.
3741 * tree.c (gcc_eh_personality_decl): New.
3742 (lhd_gcc_personality): New function.
3743 * except.h (lang_eh_runtime_type): Remove.
3744 (enum eh_personality_kind): New.
3745 (build_personality_function): Declare.
3746 (function_needs_eh_personality): Declare.
3747 * except.c (lang_eh_runtime_type): Remove.
3748 (function_needs_eh_personality): New function.
3749 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3750 (sjlj_emit_function_enter, output_function_exception_table):
3751 Use personality from current_function_decl.
3752 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3753 * tree-inline.c (tree_can_inline_p): Do not inline across different
3755 (expand_call_inline): Likewise. Adjust the callers EH personality.
3756 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3757 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3758 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3759 (c-parser.o): Likewise
3760 * c-tree.h (c_eh_initialized_p): Remove.
3761 (c_maybe_initialize_eh): Likewise.
3762 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3763 (finish_decl): Don't call c_maybe_initialize_eh.
3764 (c_eh_initialized_p): Remove.
3765 (c_maybe_initialize_eh): Likewise.
3766 * c-parser.c (c_parser_omp_construct): Likewise.
3767 (c_parse_file): Initialize exception handling.
3769 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3771 * config.gcc (tm_file): Remove i386/biarch32.h
3772 for i?86-w64-mingw* case.
3773 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3775 * config.host: Set for x64 mingw the option
3776 use_long_long_for_widest_fast_int to yes.
3778 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3780 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3781 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3782 (dbxout_begin_function): Likewise.
3783 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3784 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3785 set on the function.
3786 (final_end_function): Likewise.
3787 (final_scan_insn): Likewise.
3788 (rest_of_handle_final): Likewise.
3789 * varasm.c (assemble_start_function): Likewise.
3790 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3792 2009-09-12 Jason Merrill <jason@redhat.com>
3794 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3795 * opts.c (common_handle_option): constify.
3797 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3799 * doc/install.texi (avr): Remove obsolete reference site.
3801 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3803 * doc/install.texi (Binaries): Adjust AIX link.
3805 2009-09-12 Akim Demaille <demaille@gostai.com>
3807 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3808 Use an imperative sentence.
3810 2009-09-11 Richard Henderson <rth@redhat.com>
3812 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3813 structure-name and has-tree-operands arguments; update all entries.
3814 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3816 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3817 (gsstruct_code_size): New.
3818 (gss_for_code_): New.
3819 (gss_for_code): Remove.
3820 (gimple_size): Rewrite using gsstruct_code_size.
3821 (gimple_statement_structure): Move to gimple.h.
3822 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3823 (gss_for_code, gimple_statement_structure): New.
3824 (gimple_ops): Use new arrays; tidy.
3826 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3828 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3829 operand to be a PLUS expression.
3830 * config/pa/pa.c (pa_secondary_reload): Likewise.
3832 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3834 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3836 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3839 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3841 From Jie Zhang <jie.zhang@analog.com>:
3842 * doc/extend.texi (node Function Attributes): Document l2
3844 (node Blackfin Variable Attributes): Document l2 variable attributes.
3846 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3848 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3849 to match the system compiler's configuration at inflection point.
3850 Add comment to remark a remaining difference with system compiler.
3852 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3853 * configure: Regenerate.
3855 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3857 From Jie Zhang <jie.zhang@analog.com>:
3858 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3859 (bfin_handle_l2_attribute): New.
3860 (bfin_attribute_table): Add l2 attribute.
3862 2009-09-11 Michael Matz <matz@suse.de>
3865 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3866 on the local_decls list.
3868 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3872 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3874 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3875 for VALUEs, to implement the documented interface.
3876 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3877 Adjust for VALUEs and anything else, to implement the
3878 documented interface.
3880 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3882 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3883 with actual SPE/paired vector modes before using 64-bit alignment.
3884 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3886 2009-09-10 DJ Delorie <dj@redhat.com>
3888 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3891 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3892 * config/mep/mep.c (mep_legitimate_constant_p): New.
3893 * config/mep/mep-protos.h: Prototype it.
3895 2009-09-10 Richard Henderson <rth@redhat.com>
3897 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3899 2009-09-10 Jason Merrill <jason@redhat.com>
3901 * tree.c (chain_index): New fn.
3902 * tree.h: Declare it.
3904 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3906 * config/sol2-c.c (cmn_err_length_specs): Initialize
3907 scalar_identity_flag.
3909 2009-09-10 Richard Henderson <rth@redhat.com>
3911 * tree.h (struct tree_decl_common): Move align member earlier;
3912 move label_decl_uid member ...
3913 (struct tree_label_decl): ... here.
3914 (LABEL_DECL_UID): Update to match.
3916 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3919 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3920 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3922 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3923 dest_prev if the edge is complex.
3925 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3927 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3928 loop latch tests earlier.
3930 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3931 before GIMPLE_RETURN, not after its predecessor; insert
3934 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3935 gimple_seq_empty_p to test for no PHI nodes.
3936 * tree-cfg.c (split_critical_edges): Likewise.
3938 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3940 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3942 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3943 introduced by the VTA branch merge.
3945 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3947 * ira-conflicts.c: Use fputs or putc instead of fprintf
3951 * tree-switch-conversion.c: Ditto.
3953 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3955 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3956 introduced by the VTA branch merge.
3958 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3961 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3963 PR rtl-optimization/39779
3964 * expr.c (convert_modes): Return when mode == oldmode after
3965 CONST_INTs are processed.
3967 2009-09-10 Nick Clifton <nickc@redhat.com>
3969 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3970 attribute and referring decl when creating renamed symbol.
3972 2009-09-10 Richard Guenther <rguenther@suse.de>
3975 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3977 (cgraph_finalize_compilation_unit): Compute reachability
3978 before emitting thunks. Properly process aliases before
3979 possibly removing unreachable nodes.
3981 2009-09-10 Richard Guenther <rguenther@suse.de>
3984 * tree.c (struct free_lang_data_d): Add worklist member.
3985 (find_decls_types_r): Push onto the worklist instead of recursing.
3986 Handle TREE_BINFOs properly.
3987 (find_decls_types): New function wrapped around find_decls_types_r
3988 to process the worklist.
3989 (find_decls_types_in_eh_region): Use it.
3990 (find_decls_types_in_node): Likewise.
3991 (find_decls_types_in_var): Likewise.
3992 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3993 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3994 (AGGREGATE_TYPE_P): Adjust.
3996 2009-09-09 Jason Merrill <jason@redhat.com>
3998 * configure.ac: Check glibc version even if we have an in-tree
4001 2009-09-09 Anthony Green <green@moxielogic.com>
4003 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4004 the constant 0 when appropriate.
4005 * config/moxie/constraints.md: Add constraint O.
4007 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4008 to pass up to 6 32-bit argument values in registers.
4009 (moxie_function_arg): Ditto.
4010 (moxie_arg_partial_bytes): Ditto.
4011 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4012 (REG_PARM_STACK_SPACE): Ditto.
4013 (FUNCTION_ARG_REGNO_P): Ditto.
4015 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4016 instruction to allocate stack space.
4018 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4020 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4021 unnecessarily stringent constraints. Fix address
4022 calculation in the splitters.
4024 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4026 PR rtl-optimization/39779
4027 * expr.c (convert_modes): Return when mode == oldmode after
4028 CONST_INTs are processed.
4030 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4033 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4034 (ix86_expand_prologue): Take frame.padding0 into logic of
4036 (ix86_expand_epilogue): Likewise.
4038 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4040 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4042 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4043 * config/t-slibgcc-libgcc: New file.
4044 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4046 2009-09-09 Martin Jambor <mjambor@suse.cz>
4048 PR tree-optimization/41089
4049 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4052 2009-09-09 Richard Henderson <rth@redhat.com>
4054 * gimple.h (CASE_GIMPLE_OMP): New.
4055 (is_gimple_omp): Use it.
4056 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4057 (verify_gimple_debug): Likewise.
4059 2009-09-09 Richard Guenther <rguenther@suse.de>
4061 PR tree-optimization/41101
4062 * tree-ssa-pre.c (maximal_set): Remove.
4063 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4064 Defer all blocks we didn't visit at least one successor.
4065 (add_to_exp_gen): Do not add to the maximal set.
4066 (make_values_for_phi): Likewise.
4067 (compute_avail): Likewise.
4068 (init_pre): Do not allocate the maximal set.
4069 (execute_pre): Do not dump it.
4071 2009-09-09 Martin Jambor <mjambor@suse.cz>
4073 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4074 an SSA_NAME rather than a is_gimple_variable.
4076 2009-09-09 Richard Guenther <rguenther@suse.de>
4079 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4080 code dealing with plain pointer bases.
4081 (maybe_fold_offset_to_reference): Likewise.
4082 (maybe_fold_stmt_addition): Adjust.
4084 2009-09-09 Richard Guenther <rguenther@suse.de>
4086 * tree.c (free_lang_data_in_type): Do not free the type variant
4088 (free_lang_data): Merge char_type_node with its properly signed
4090 (pass_ipa_free): Collect after freeing language specific data.
4092 2009-09-09 Michael Matz <matz@suse.de>
4095 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4096 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4097 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4100 2009-09-08 DJ Delorie <dj@redhat.com>
4102 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4104 2009-09-04 Jason Merrill <jason@redhat.com>
4106 * tree.c (tree_find_value): Remove.
4107 * tree.h: Remove prototype.
4108 * varasm.c (assemble_external): Use value_member instead.
4110 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4112 * toplev.c (process_options): Choose default debugging type when
4113 gtoggle enables debug info and type is unset.
4115 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4119 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4122 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4124 * configure: Rebuilt with modified libtool.m4.
4126 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4131 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4133 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4135 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4136 (remove_statement): Likewise.
4137 (rewrite_use_nonlinear_expr): Adjust.
4138 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4139 * tree-ssa.c (release_defs_bitset): ... this. New.
4140 * tree-flow.h (release_defs_bitset): Declare.
4142 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4145 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4146 in the middle block.
4148 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4150 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4151 via intptr_t to long type.
4152 (insert_operand_rank): Cast long type via intptr_t to
4154 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4156 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4157 from pointer to unsigned via uintptr_t.
4159 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4160 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4162 * configure: Regenerated.
4163 * config.in: Regenerated
4164 * system.h (stdint.h): Add include.
4165 (inttypes.h): Likewise.
4166 * Makefile.in (aclocal): Add config/stdint.m4.
4167 * aclocal.m4: Regenerated.
4169 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4171 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4173 (note_np_check_stores): New function.
4174 (harmless_null_pointer_p): New function.
4175 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4176 changed. Take into account whether we're in the shadow of a condjump
4177 that tested NP_REG for NULL.
4178 Lose all code that tested for SEQUENCEs.
4179 (workaround_speculation): Avoid inserting NOPs for loads that are
4180 either always executed or a NULL pointer.
4182 2009-09-08 Jan Hubicka <jh@suse.cz>
4184 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4185 * params.def (early-inlining-insns): Likewise.
4187 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4189 PR rtl-optimization/41239
4190 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4191 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4193 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4194 across calls, as the calls might not always return normally.
4195 (call_may_noreturn_p): New function.
4196 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4197 (init_deps): Initialize it.
4198 (remove_from_deps): Also remove calls from
4199 last_function_call_may_noreturn list.
4201 2009-09-07 Richard Henderson <rth@redhat.com>
4203 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4204 more VR->OPERANDS than LHS operands. Free LHS before returning.
4206 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4208 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4209 (attr "addrtype"): New member "spreg".
4210 Use it if mem_spfp_address_operand is true for the address.
4211 (attr "type"): New entry "stall".
4212 (cpu_unit "load"): New.
4213 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4215 (insn_reservation "loadsp"): New.
4216 (insn_reservation "load_stall1"): New.
4217 (insn_reservation "load_stall3"): New.
4219 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4220 (mem_p_address_operand): Exclude stack and frame pointer based
4222 (mem_spfp_address_operand): New; match them here.
4223 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4224 (bfin_reorg): Call it if scheduling insns.
4225 (bfin_gen_bundles): Remove dummy insns created by
4226 add_sched_insns_for_speculation.
4228 From Jie Zhang <jie.zhang@analog.com>:
4229 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4230 bfin_si_revision, bfin_workarounds): Move these ...
4231 * config/bfin/bfin.h: ... here.
4233 From Mike Frysinger <michael.frysinger@analog.com>
4234 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4235 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4236 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4237 bf547m, bf548m, and bf549m.
4238 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4239 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4240 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4241 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4242 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4243 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4244 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4245 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4246 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4247 bf542m, bf544m, bf547m, bf548m, and bf549m.
4249 From Jie Zhang <jie.zhang@analog.com>:
4250 * config/bfin/predicates.md (p_register_operand): New predicate.
4251 (dp_register_operand): New predicate.
4252 * config/bfin/bfin-protos.h (WA_05000074): Define.
4253 (ENABLE_WA_05000074): Define.
4254 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4255 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4256 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4257 (define_attr addrtype): Allow load/store register to be P register.
4258 (define_attr storereg): New.
4259 (define_cpu_unit anomaly_05000074): New.
4260 (define_insn_reservation dsp32shiftimm): New.
4261 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4262 (define_insn_reservation loadp): Cannot use slot2.
4263 (define_insn_reservation loadsp): Cannot use slot2.
4264 (define_insn_reservation storep): Cannot use slot2. Does not
4265 apply when working around 05000074.
4266 (define_insn_reservation storep_anomaly_05000074): New.
4267 (define_insn_reservation storei): Does not apply when working
4269 (define_insn_reservation storei_anomaly_05000074): New.
4270 (define_attr length): Add dsp32shiftimm case.
4271 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4272 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4273 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4274 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4275 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4277 2009-09-07 Martin Jambor <mjambor@suse.cz>
4280 * tree-sra.c (create_artificial_child_access): Return NULL if
4281 build_ref_for_offset fails.
4282 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4283 and create_artificial_child_access to fail.
4285 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4288 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4289 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4290 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4292 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4294 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4295 block, ensure it has an exit edge. Emit a barrier after a jump.
4297 2009-09-07 Nick Clifton <nickc@redhat.com>
4299 * gcc.c (this_is_linker_script): New variable. Like
4300 this_is_library_file but for the %T constructor.
4301 (end_going_arg): If this_is_linker_script is set then locate the
4302 script and insert a --script switch before it
4303 (do_spec_2): Initialise this_is_linker_script.
4304 (do_spec_1): Likewise. Handle %T construct.
4305 (eval_spec_function): Preserve this_is_linker_script.
4306 * doc/invoke.texi: Document %T construct in spec files.
4307 * config/m32c/m32c.h (LIB_SPEC): Use it.
4309 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4311 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4312 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4313 when volatile flag is set.
4314 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4316 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4319 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4320 (combine_stack_adjustments_for_block): Allow insns between stack
4321 adjustments and stores with corresponding pre-(dec|inc)rement or
4322 pre-modify operation.
4324 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4327 * combine-stack-adj.c (struct csa_memlist): Rename to...
4328 (struct csa_reflist): ... this. Rename mem field to ref.
4329 (free_csa_memlist): Rename to...
4330 (free_csa_reflist): ... this.
4331 (record_one_stack_memref): Rename to...
4332 (record_one_stack_ref): ... this. Handle also REG_P.
4333 (try_apply_stack_adjustment): Handle also REG_P.
4334 (struct record_stack_memrefs_data): Rename to...
4335 (struct record_stack_refs_data): ... this. Rename memlist field to
4337 (record_stack_memrefs): Rename to...
4338 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4339 subexpressions instead of failing when a MEM contains SP references.
4340 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4341 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4343 2009-09-06 Richard Guenther <rguenther@suse.de>
4346 * tree.c (build_array_type): Do not record types marked
4347 with structural equality in the canonical type hashtable.
4349 2009-09-06 Richard Guenther <rguenther@suse.de>
4352 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4354 2009-09-05 Richard Guenther <rguenther@suse.de>
4357 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4359 2009-09-05 Richard Guenther <rguenther@suse.de>
4362 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4364 2009-09-05 Richard Guenther <rguenther@suse.de>
4367 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4368 before comparing function argument types.
4370 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4373 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4376 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4379 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4381 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4382 locators before emit_insn is called.
4384 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4387 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4388 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4389 (reginfo_init): Don't call allocate_reg_info.
4391 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4394 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4395 NONDEBUG_INSN_P instead of INSN_P.
4397 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4400 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4402 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4405 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4406 pattern of the split.
4408 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4410 * toplev.c (process_options): Move setter of flag_var_tracking
4411 before other tests that depend on it. Move down setter of
4412 flag_rename_registers. Don't enable var-tracking-assignments
4413 by default if selective scheduling is enabled. Warn if both
4416 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4418 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4419 comment. Use switch statement to catch overlaps between rtx
4420 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4421 (IS_DECL_CODE): ... here. Remove.
4422 (check_value_is_not_decl): Remove.
4423 (dv_from_decl, dv_from_value): Check after conversion.
4425 2009-09-04 Richard Guenther <rguenther@suse.de>
4428 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4429 after emitting tunks. Move emitting thunks and ctors from ...
4430 (cgraph_optimize): ... here. Remove redundant
4431 cgraph_analyze_functions.
4432 * varasm.c (find_decl_and_mark_needed): Remove no longer
4434 (finish_aliases_1): Adjust check for thunk aliases.
4436 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4438 * config/arm/arm.md (ctzsi2): Added braces
4439 to avoid warning that broke booststrap.
4441 2009-09-04 Martin Jambor <mjambor@suse.cz>
4443 PR tree-optimization/41112
4444 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4445 handle variable-bounded arrays.
4446 (expr_with_var_bounded_array_refs_p): New function.
4447 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4449 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4451 * config/s390/2097.md: Removed two incorrect bypasses.
4452 (z10_fsimpdf): Fixed latency.
4453 (z10_fhex): New insn_reservation.
4454 (z10_floaddf): Fixed latency.
4455 (z10_floadsf): Fixed latency.
4456 (z10_ftrunctf): Fixed latency.
4457 (z10_ftruncdf): Fixed latency.
4458 * config/s390/s390.c (z10_cost): Fixed values.
4459 (s390_adjust_priority): Added z10 path.
4460 * config/s390/s390.md (type): Added fhex.
4461 (*mov<mode>_64dfp): Updated type attribute.
4462 (*mov<mode>_64): Updated type attribute.
4463 (*mov<mode>_31): Updated type attribute.
4464 (*mov<mode>"): Likewise.
4465 * config/s390/2084.md (x_fsimpdf): Updated condition.
4467 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4469 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4470 RTXs in the predicate for operand 1.
4472 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4474 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4475 (rbitsi2): New insn.
4476 (ctzsi2): New expand.
4477 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4479 2009-09-03 Martin Jambor <mjambor@suse.cz>
4481 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4482 (create_artificial_child_access): Use build_ref_for_offset instead
4483 of duplicate_expr_for_different_base.
4484 (propagate_subacesses_accross_link): Likewise.
4486 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4488 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4490 (mips16e_collect_argument_saves): Skip debug instructions.
4491 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4492 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4493 (r10k_insert_cache_barriers): Likewise.
4494 (mips_reorg_process_insns): Likewise.
4496 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4499 * ira.c (update_equiv_reg): Remove check on class likely spill.
4501 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4504 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4505 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4509 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4510 the stack slot if it is passed by invisible reference.
4511 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4512 by invisible reference.
4514 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4516 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4517 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4518 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4520 * config/bfin/sync.md: New file.
4521 * config/bfin/bfin.md: Include it.
4522 (UNSPEC_ATOMIC): New.
4523 (UNSPEC_ONES): Provide a unique number.
4525 From Jie Zhang <jie.zhang@analog.com>:
4526 * config/bfin/bfin.c (ret_regs): New.
4527 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4528 (must_save_rets_p): New.
4529 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4530 current_function_is_leaf.
4531 (do_link): Likewise.
4532 (do_unlink): Likewise.
4533 (expand_interrupt_handler_prologue): Use ret_regs array.
4534 (expand_interrupt_handler_epilogue): Use ret_regs array and
4535 pass return register to gen_return_internal.
4536 (bfin_expand_epilogue): Pass return register to
4537 gen_return_internal.
4538 (bfin_expand_call): Explicitly clobber RETS.
4539 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4540 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4541 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4542 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4544 (return_internal): Take a reg rtx rather than the register number.
4546 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4548 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4549 when comparing against estimated_loop_iterations_int return.
4551 2009-09-03 Richard Guenther <rguenther@suse.de>
4553 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4554 eh_personality_libfunc.
4556 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4558 * tree-parloops.c (separate_decls_in_region): Add space.
4560 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4562 * tree-parloops.c (separate_decls_in_region): Change the condition
4563 checking if there are reductions in the loop.
4565 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4567 PR tree-optimization/38275
4568 * tree-parloops.c (parallelize_loops): Replace profitability condition
4569 for expected number of iterations.
4571 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4573 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4574 (bootstrap-debug): Explain conditions in which it becomes default.
4575 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4578 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4580 * doc/invoke.texi (Optimize Options): Move
4581 -finline-small-functions to the -O2 list.
4583 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4585 * toplev.c (process_options): Enable var-tracking-assignments
4586 by default if var-tracking is enabled.
4588 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4590 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4592 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4593 * rtl.h (prev_nonnote_insn_bb): Declare it.
4595 2009-09-03 Diego Novillo <dnovillo@google.com>
4597 * cgraph.c (cgraph_node_for_decl): New.
4598 * cgraph.h (cgraph_node_for_decl): Declare.
4599 * tree.c (host_integerp): Return 0 if T is NULL.
4601 2009-09-03 Diego Novillo <dnovillo@google.com>
4603 * tree.h (struct alias_pair): Move from varasm.c.
4604 (alias_pairs): Likewise.
4605 (TYPE_MAXVAL): Define.
4606 (TYPE_MINVAL): Define.
4607 (iterative_hash_host_wide_int): Declare.
4608 (remove_unreachable_alias_pairs): Declare.
4609 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4610 * diagnostic.c (default_diagnostic_starter): Make extern.
4611 (default_diagnostic_finalizer): Make extern.
4612 * diagnostic.h (default_diagnostic_starter): Declare.
4613 (default_diagnostic_finalizer): Declare.
4614 (default_tree_printer): Declare.
4615 * toplev.c (default_tree_printer): Make extern.
4617 2009-09-03 Richard Guenther <rguenther@suse.de>
4618 Diego Novillo <dnovillo@google.com>
4620 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4621 * cgraphunit.c (cgraph_expand_function): Do not emit
4622 associated thunks from here.
4623 (cgraph_emit_thunks): New.
4624 (cgraph_optimize): Call it.
4625 Return if any IPA pass finds an error.
4626 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4629 2009-09-03 Simon Baldwin <simonb@google.com>
4630 Rafael Espindola <espindola@google.com>
4631 Richard Guenther <rguenther@suse.de>
4632 Doug Kwan <dougkwan@google.com>
4633 Diego Novillo <dnovillo@google.com>
4635 * tree.c: Include tree-pass.h, langhooks-def.h,
4636 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4637 (free_lang_data_in_type): New.
4638 (need_assembler_name_p): New.
4639 (free_lang_data_in_block): New.
4640 (free_lang_data_in_decl): New.
4641 (struct free_lang_data_d): New.
4642 (add_tree_to_fld_list): New.
4643 (find_decls_types_r): New.
4644 (get_eh_types_for_runtime): New.
4645 (find_decls_types_in_eh_region): New.
4646 (find_decls_types_in_node): New.
4647 (find_decls_types_in_var): New.
4648 (free_lang_data_in_cgraph): New.
4649 (free_lang_data): New.
4650 (gate_free_lang_data): New.
4651 (pass_ipa_free_lang_data): New.
4653 2009-09-03 Diego Novillo <dnovillo@google.com>
4655 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4656 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4657 (lang_hooks): Remove const qualifier.
4658 * ipa.c (cgraph_remove_unreachable_nodes): Call
4659 remove_unreachable_alias_pairs.
4660 * except.c (add_type_for_runtime): Check if TYPE has
4661 already been converted.
4662 (lookup_type_for_runtime): Likewise.
4663 (check_handled): Handle converted types.
4664 * varasm.c (remove_unreachable_alias_pairs): New.
4665 * gimple.c: Include demangle.h.
4666 (gimple_decl_printable_name): New.
4667 (gimple_fold_obj_type_ref): New.
4668 * gimple.h (gimple_decl_printable_name): Declare.
4669 (gimple_fold_obj_type_ref): Declare.
4670 * passes.c (init_optimization_passes): Add pass
4671 pass_ipa_free_lang_data.
4672 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4673 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4675 2009-09-03 Diego Novillo <dnovillo@google.com>
4677 * c-lang.c (lang_hooks): Remove const qualifier.
4679 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4681 * doc/install.texi (*-*-freebsd*): Update target information.
4683 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4685 * hard-reg-set.h (call_fixed_regs): Remove.
4686 * reginfo.c (call_fixed_regs): Remove.
4687 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4688 (globalize_reg): Don't use call_fixed_regs.
4689 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4692 2009-09-01 Michael Matz <matz@suse.de>
4694 * expr.h (emit_storent_insn, expand_expr_real_1,
4695 expand_expr_real_2): Declare.
4696 * expr.c (emit_storent_insn, expand_expr_real_1,
4697 expand_expr_real_2): Export.
4698 (store_expr): Setting and evaluating dont_return_target is useless.
4699 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4700 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4701 * except.c (expand_resx_expr): Rename to ...
4702 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4703 * except.h (expand_resx_stmt): Declare.
4704 * stmt.c: Add include gimple.h
4705 (expand_asm_expr): Rename to ...
4706 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4707 (expand_case): Rewrite to take gimple statement.
4708 * tree.h (expand_asm_stmt): Declare.
4709 (expand_case): Change prototype.
4710 * Makefile.in (stmt.o): Depend on gimple.h.
4711 * builtins.c (expand_builtin_synchronize): Build gimple asm
4712 statement, not an ASM_EXPR.
4713 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4714 gimple_to_tree, release_stmt_tree): Remove.
4715 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4716 ggc_free, but hold comparison code and operands separately.
4717 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4718 (expand_call_stmt, expand_gimple_stmt_1,
4719 expand_gimple_stmt): New helpers.
4720 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4721 release_stmt_tree. Call expand_gimple_stmt instead.
4722 (expand_gimple_basic_block): Ditto.
4724 * calls.c (emit_call_1): Don't look at EH regions here, make
4725 fntree parameter useless.
4726 (expand_call): New local rettype for TREE_TYPE(exp), use it
4727 throughout. Remove local p, use addr instead.
4728 Don't look at EH regions here.
4730 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4732 * doc/invoke.texi (-fsched-pressure): Document it.
4733 (-fsched-reg-pressure-heuristic): Remove it.
4735 * reload.c (ira.h): Include.
4736 (find_reloads): Add choosing reload on number of small spilled
4739 * haifa-sched.c (ira.h): Include.
4740 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4741 saved_reg_pressure, curr_reg_live, saved_reg_live,
4742 region_ref_regs): New variables.
4743 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4744 initiate_reg_pressure_info, setup_ref_regs,
4745 initiate_bb_reg_pressure_info, save_reg_pressure,
4746 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4748 (setup_insn_reg_pressure_info): New function.
4749 (rank_for_schedule): Add pressure checking and insn issue time.
4750 Remove comparison of insn reg weights.
4751 (ready_sort): Set insn reg pressure info.
4752 (update_register_pressure, setup_insn_max_reg_pressure,
4753 update_reg_and_insn_max_reg_pressure,
4754 sched_setup_bb_reg_pressure_info): New functions.
4755 (schedule_insn): Add code for printing and updating reg pressure info.
4756 (find_set_reg_weight, find_insn_reg_weight): Remove.
4757 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4758 (debug_ready_list): Print reg pressure info.
4759 (schedule_block): Ditto. Check insn issue time.
4760 (sched_init): Set up sched_pressure_p. Allocate and set up some
4761 reg pressure related info.
4762 (sched_finish): Free some reg pressure related info.
4763 (fix_tick_ready): Make insn always ready if pressure_p.
4764 (init_h_i_d): Don't call find_insn_reg_weight.
4765 (haifa_finish_h_i_d): Free insn reg pressure info.
4767 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4768 ira_memory_move_cost, ira_class_hard_regs,
4769 ira_class_hard_regs_num, ira_no_alloc_regs,
4770 ira_available_class_regs, ira_reg_class_cover_size,
4771 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4773 * ira-lives.c (single_reg_class): Check mode to find how many
4774 registers are necessary for operand.
4775 (ira_implicitly_set_insn_hard_regs): New.
4777 * common.opt (fsched-pressure): New options.
4778 (fsched-reg-pressure-heuristic): Remove.
4780 * ira.c (setup_eliminable_regset): Rename to
4781 ira_setup_eliminable_regset. Make it external.
4782 (expand_reg_info): Pass cover class to setup_reg_classes.
4783 (ira): Call resize_reg_info instead of allocate_reg_info.
4785 * sched-deps.c: Include ira.h.
4786 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4787 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4788 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4789 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4790 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4791 mark_insn_reg_store, mark_insn_reg_clobber,
4792 setup_insn_reg_pressure_info): New.
4793 (sched_analyze_1): Update implicit_reg_pending_uses.
4794 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4795 Use them to create dependencies. Set insn reg uses and pressure
4796 info. Process reg_pending_uses in one place.
4797 (free_deps): Free implicit sets.
4798 (remove_from_deps): Remove implicit sets if necessary. Check
4799 implicit sets when clearing reg_last_in_use.
4800 (init_deps_global): Clear implicit_reg_pending_clobbers and
4801 implicit_reg_pending_uses.
4803 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4804 ira_memory_move_cost, ira_class_hard_regs,
4805 ira_class_hard_regs_num, ira_no_alloc_regs,
4806 ira_available_class_regs, ira_reg_class_cover_size,
4807 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4808 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4809 ira_implicitly_set_insn_hard_regs): New prototypes.
4811 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4812 cost_elements_num): New variables.
4813 (allocno_costs, total_costs): Rename to costs and
4814 total_allocno_costs.
4815 (COSTS_OF_ALLOCNO): Rename to COSTS.
4816 (allocno_pref): Rename to pref.
4817 (allocno_pref_buffer): Rename to pref_buffer.
4818 (common_classes): Rename to regno_cover_class.
4820 (record_reg_classes): Set allocno attributes only if allocno_p.
4821 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4822 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4823 and COSTS_OF_ALLOCNO.
4824 (print_costs): Rename to print_allocno_costs.
4825 (print_pseudo_costs): New.
4826 (process_bb_node_for_costs): Split into 2 functions with new
4827 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4828 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4829 new parameter dump_file. Use cost_elements_num instead of
4830 ira_allocnos_num. Make one iteration if preferred classes were
4831 already calculated for scheduler. Make 2 versions of code
4832 depending on allocno_p.
4833 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4834 regno_cover_class and COSTS instead of common_classes and
4836 (init_costs, finish_costs): New.
4837 (ira_costs): Set up allocno_p and cost_elements_num. Call
4838 init_costs and finish_costs.
4839 (ira_set_pseudo_classes): New.
4841 * rtl.h (allocate_reg_info): Remove.
4842 (resize_reg_info): Change return type.
4843 (reg_cover_class): New.
4844 (setup_reg_classes): Add new parameter.
4846 * sched-int.h (struct deps_reg): New member implicit_sets.
4847 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4848 (INCREASE_BITS): New macro.
4849 (struct reg_pressure_data, struct reg_use_data): New.
4850 (struct _haifa_insn_data): Remove reg_weight. Add members
4851 reg_pressure, reg_use_list, reg_set_list, and
4852 reg_pressure_excess_cost_change.
4853 (struct deps): New member implicit_sets.
4854 (pressure_p): New variable.
4855 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4856 (struct reg_pressure_data, struct reg_use_data): New.
4857 (INSN_REG_WEIGHT): Remove.
4858 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4859 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4860 (sched_init_region_reg_pressure_info,
4861 sched_setup_bb_reg_pressure_info): New prototypes.
4863 * reginfo.c (struct reg_pref): New member coverclass.
4864 (reg_cover_class): New function.
4865 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4866 (reg_info_size): New variable.
4867 (allocate_reg_info): Make static. Setup reg_info_size.
4868 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4869 (setup_reg_classes): Add a new parameter. Setup cover class too.
4871 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4874 * sched-rgn.c (deps_join): Set up implicit_sets.
4875 (schedule_region): Set up region and basic blocks pressure
4878 * passes.c (init_optimization_passes): Move
4879 pass_subregs_of_mode_init before pass_sched.
4881 2009-09-02 Martin Jambor <mjambor@suse.cz>
4883 * tree-sra.c (struct access): New field grp_hint.
4884 (dump_access): Dump grp_hint.
4885 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4887 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4888 those which have been specifically read and somehow written to.
4889 (propagate_subacesses_accross_link): Set grp_hint of right child and
4890 also possibly of the left child.
4892 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4894 * tree-object-size.c (addr_object_size): Always use object_size_type
4895 0 or 2 when determining the pointer pointed object size.
4897 2009-09-02 Richard Guenther <rguenther@suse.de>
4900 2009-08-31 Richard Guenther <rguenther@suse.de>
4902 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4903 to query if the memory regions for memmove overlap.
4904 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4905 asserts on pointers, instead deal with odd trees.
4906 (ptr_derefs_may_alias_p): Likewise.
4907 (refs_may_alias_p_1): Constructor bases also never alias.
4909 2009-08-01 Christian Bruel <christian.bruel@st.com>
4912 2009-07-31 Christian Bruel <christian.bruel@st.com>
4913 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4915 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4917 * doc/invoke.texi (-fvar-tracking-assignments): New.
4918 (-fvar-tracking-assignments-toggle): New.
4919 (-fdump-final-insns=file): Mark filename as optional.
4920 (--param min-nondebug-insn-uid): New.
4921 (-gdwarf-@{version}): Mention version 4.
4922 * opts.c (common_handle_option): Accept it.
4923 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4924 * regrename.c (regrename_optimize): Drop last. Don't count debug
4925 insns as uses. Don't reject change because of debug insn.
4926 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4927 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4928 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4929 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4930 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4931 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4932 * doc/gimple.texi (is_gimple_debug): New.
4933 (gimple_debug_bind_p): New.
4934 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4935 * doc/install.texi (bootstrap-debug): More details.
4936 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4937 (bootstrap-debug-lib): More details.
4938 (bootstrap-debug-ckovw): Update.
4939 (bootstrap-time): New.
4940 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4941 (insert_phi_nodes_for): Insert debug stmts.
4942 (rewrite_stmt): Take iterator. Insert debug stmts.
4943 (rewrite_enter_block): Adjust.
4944 (maybe_replace_use_in_debug_stmt): New.
4945 (rewrite_update_stmt): Use it.
4946 (mark_use_interesting): Return early for debug stmts.
4947 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4948 stmts before replacing stmt.
4949 (move_computations_stmt): Likewise.
4950 * ira-conflicts.c (add_copies): Skip debug insns.
4951 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4952 (regstat_bb_compute_ri): Skip debug insns.
4953 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4954 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4955 check_loop_closed_ssa_stmt): Skip debug stmts.
4956 * tree-tailcall.c (find_tail_calls): Likewise.
4957 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4958 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4959 (build_var_debug_value_stat): Declare.
4960 (build_var_debug_value): Define.
4961 (target_for_debug_bind): Declare.
4962 * reload.c (find_equiv_reg): Skip debug insns.
4963 * rtlanal.c (reg_used_between_p): Skip debug insns.
4964 (side_effects_p): Likewise.
4965 (canonicalize_condition): Likewise.
4966 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4967 insns never depend on debug insns.
4968 (create_ddg_dep_no_link): Likewise.
4969 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4970 Don't add inter-loop dependencies for debug insns.
4971 (build_intra_loop_deps): Likewise.
4972 (create_ddg): Count debug insns.
4973 * ddg.h (struct ddg::num_debug): New.
4974 (num_backargs): Pair up with previous int field.
4975 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4976 -fcompare-debug-second.
4977 * final.c (get_attr_length_1): Skip debug insns.
4978 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4979 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4980 (driver_self_specs): Map -fdump-final-insns to
4981 -fdump-final-insns=..
4982 (get_local_tick): New.
4983 (compare_debug_dump_opt_spec_function): Test for . argument and
4984 compute output name. Compute temp output spec without flag name.
4985 Compute -frandom-seed.
4986 (OPT): Undef after use.
4987 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4988 (average_num_loop_insns): Likewise.
4989 * params.h (MIN_NONDEBUG_INSN_UID): New.
4990 * gimple.def (GIMPLE_DEBUG): New.
4991 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4992 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4993 (merge_in_block): Fix whitespace.
4994 * toplev.c (flag_var_tracking): Update comment.
4995 (flag_var_tracking_assignments): New.
4996 (flag_var_tracking_assignments_toggle): New.
4997 (process_options): Don't open final insns dump file if we're not
4998 going to write to it. Compute defaults for var_tracking.
4999 * df-scan.c (df_insn_rescan_debug_internal): New.
5000 (df_uses_record): Handle debug insns.
5001 * haifa-sched.c (ready): Initialize n_debug.
5002 (contributes_to_priority): Skip debug insns.
5003 (dep_list_size): New.
5005 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5006 they're ready. Disregard previous debug insns to make decisions.
5007 (queue_insn): Never queue debug insns.
5008 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5009 (schedule_insn): Don't reject debug insns because of issue rate.
5010 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5011 (queue_to_ready): Skip and discount debug insns.
5012 (choose_ready): Let debug insns through.
5013 (schedule_block): Check boundary debug insns. Discount debug
5014 insns, schedule them early. Adjust whitespace.
5015 (set_priorities): Check for boundary debug insns.
5016 (add_jump_dependencies): Use dep_list_size.
5017 (prev_non_location_insn): New.
5018 (check_cfg): Use it.
5019 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5021 (remove_unused_ivs): Reset debug stmts.
5022 * modulo-sched.c (const_iteration_count): Skip debug insns.
5023 (res_MII): Discount debug insns.
5024 (loop_single_full_bb_p): Skip debug insns.
5025 (sms_schedule): Likewise.
5026 (sms_schedule_by_order): Likewise.
5027 (ps_has_conflicts): Likewise.
5028 * caller-save.c (refmarker_fn): New.
5029 (save_call_clobbered_regs): Replace regs with saved mem in
5031 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5032 Call refmarker_fn mark for hardregnos.
5033 (mark_reg_as_referenced): New.
5034 (replace_reg_with_saved_mem): New.
5035 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5036 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5038 (cse_extended_basic_block): Skip debug insns.
5039 (count_reg_usage): Likewise.
5040 (is_dead_reg): New, split out of...
5041 (set_live_p): ... here.
5042 (insn_live_p): Use it for debug insns.
5043 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5044 (execute_optimize_stdarg): Likewise.
5045 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5046 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5047 changes in debug stmts as changes.
5048 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5049 (moveup_expr): Don't move across debug insns. Don't move
5050 debug insn if it would create a bookkeeping block.
5051 (moveup_expr_cached): Don't use cache for debug insns that
5052 are heads of blocks.
5053 (compute_av_set_inside_bb): Skip debug insns.
5054 (sel_rank_for_schedule): Schedule debug insns first. Remove
5056 (block_valid_for_bookkeeping_p); Support lax searches.
5057 (create_block_for_bookkeeping): Adjust block numbers when
5058 encountering debug-only blocks.
5059 (find_place_for_bookkeeping): Deal with debug-only blocks.
5060 (generate_bookkeeping_insn): Accept no place to insert.
5061 (remove_temp_moveop_nops): New argument full_tidying.
5062 (prepare_place_to_insert): Deal with debug insns.
5063 (advance_state_on_fence): Debug insns don't start cycles.
5064 (update_boundaries): Take fence as argument. Deal with
5066 (schedule_expr_on_boundary): No full_tidying on debug insns.
5067 (fill_insns): Deal with debug insns.
5068 (track_scheduled_insns_and_blocks): Don't count debug insns.
5069 (need_nop_to_preserve_insn_bb): New, split out of...
5070 (remove_insn_from_stream): ... this.
5071 (fur_orig_expr_not_found): Skip debug insns.
5072 * rtl.def (VALUE): Move up.
5074 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5075 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5076 Set it if debug stmts are found.
5077 (statement_sink_location): Skip debug stmts. Propagate
5078 moving defs into debug stmts.
5079 * ifcvt.c (first_active_insn): Skip debug insns.
5080 (last_active_insns): Likewise.
5081 (cond_exec_process_insns): Likewise.
5082 (noce_process_if_block): Likewise.
5083 (check_cond_move_block): Likewise.
5084 (cond_move_convert_if_block): Likewise.
5085 (block_jumps_and_fallthru_p): Likewise.
5086 (dead_or_predicable): Likewise.
5087 * dwarf2out.c (debug_str_hash_forced): New.
5088 (find_AT_string): Add comment.
5089 (gen_label_for_indirect_string): New.
5090 (get_debug_string_label): New.
5091 (AT_string_form): Use it.
5092 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5093 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5094 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5095 several operations that cannot be represented with DWARF opcodes.
5096 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5097 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5098 (dwarf2out_var_location): Take during-call mark into account.
5099 (output_indirect_string): Update comment. Output if there are
5100 label and references.
5101 (prune_indirect_string): New.
5102 (prune_unused_types): Call it if debug_str_hash_forced.
5103 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5104 (dw_long_long_const): Remove.
5105 (struct dw_val_struct): Change val_long_long type to rtx.
5106 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5107 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5108 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5109 component instead of HOST_BITS_PER_LONG.
5110 (output_loc_operands): Likewise. For const8* assert
5111 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5112 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5113 rather than HOST_BITS_PER_LONG is >= 64.
5114 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5116 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5117 HOST_BITS_PER_LONG for dw_val_class_long_long.
5118 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5119 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5120 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5122 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5123 Handle DW_OP_implicit_value.
5124 (extract_int): Move prototype earlier.
5125 (mem_loc_descriptor): For SUBREG punt if inner
5126 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5127 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5128 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5129 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5130 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5131 instead of Pmode size.
5132 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5133 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5134 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5135 (concat_loc_descriptor, concatn_loc_descriptor,
5136 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5137 (add_location_or_const_value_attribute): Likewise. For single
5138 location loc_lists attempt to use add_const_value_attribute
5139 for constant decls. Add DW_AT_const_value even if
5140 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5142 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5143 (control_flow_insn_p): Likewise.
5144 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5145 (separate_decls_in_region_debug_bind): New.
5146 (separate_decls_in_region): Process debug bind stmts afterwards.
5147 * recog.c (verify_changes): Handle debug insns.
5148 (extract_insn): Likewise.
5149 (peephole2_optimize): Skip debug insns.
5150 * dse.c (scan_insn): Skip debug insns.
5151 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5153 (setup_id_for_insn): Handle debug insns.
5154 (maybe_tidy_empty_bb): Adjust whitespace.
5155 (tidy_control_flow): Skip debug insns.
5156 (sel_remove_insn): Adjust for debug insns.
5157 (sel_estimate_number_of_insns): Skip debug insns.
5158 (create_insn_rtx_from_pattern): Handle debug insns.
5159 (create_copy_of_insn_rtx): Likewise.
5160 * sel-sched-.h (sel_bb_end): Declare.
5161 (sel_bb_empty_or_nop_p): New.
5162 (get_all_loop_exits): Use it.
5163 (_eligible_successor_edge_p): Likewise.
5164 (return_nop_to_pool): Adjust.
5165 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5166 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5167 * gimple-pretty-print.c (dump_gimple_debug): New.
5168 (dump_gimple_stmt): Use it.
5169 (dump_bb_header): Skip gimple debug stmts.
5170 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5171 (fixup_match_2): Likewise.
5172 (regmove_backward_pass): Likewise. Simplify combined
5173 replacement. Handle debug insns.
5174 * function.c (instantiate_virtual_regs): Handle debug insns.
5175 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5176 * print-rtl.h: Include cselib.h.
5177 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5178 * df.h (df_inns_rescan_debug_internal): Declare.
5179 * gcse.c (alloc_hash_table): Estimate n_insns.
5180 (cprop_insn): Don't regard debug insns as changes.
5181 (bypass_conditional_jumps): Skip debug insns.
5182 (one_pre_gcse_pass): Adjust.
5183 (one_code_hoisting_pass): Likewise.
5184 (compute_ld_motion_mems): Skip debug insns.
5185 (one_cprop_pass): Adjust.
5186 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5187 (if_convertible_stmt_p): Handle debug stmts.
5188 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5189 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5190 * ira-build.c (create_bb_allocnos): Skip debug insns.
5191 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5192 (has_single_use): Likewise.
5193 (single_imm_use): Likewise.
5194 (num_imm_uses): Likewise.
5195 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5196 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5197 (create_outofssa_var_map): Likewise.
5198 * lower-subreg.c (adjust_decomposed_uses): New.
5199 (resolve_debug): New.
5200 (decompose_multiword_subregs): Use it.
5201 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5202 * emit-rtl.c: Include params.h.
5203 (cur_debug_insn_uid): Define.
5204 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5205 (copy_rtx_if_shared_1): Handle debug insns.
5206 (reset_used_flags): Likewise.
5207 (set_used_flags): LIkewise.
5208 (get_max_insn_count): New.
5209 (next_nondebug_insn): New.
5210 (prev_nondebug_insn): New.
5211 (make_debug_insn_raw): New.
5212 (emit_insn_before_noloc): Handle debug insns.
5213 (emit_jump_insn_before_noloc): Likewise.
5214 (emit_call_insn_before_noloc): Likewise.
5215 (emit_debug_insn_before_noloc): New.
5216 (emit_insn_after_noloc): Handle debug insns.
5217 (emit_jump_insn_after_noloc): Likewise.
5218 (emit_call_insn_after_noloc): Likewise.
5219 (emit_debug_insn_after_noloc): Likewise.
5220 (emit_insn_after): Take loc from earlier non-debug insn.
5221 (emit_jump_insn_after): Likewise.
5222 (emit_call_insn_after): Likewise.
5223 (emit_debug_insn_after_setloc): New.
5224 (emit_debug_insn_after): New.
5225 (emit_insn_before): Take loc from later non-debug insn.
5226 (emit_jump_insn_before): Likewise.
5227 (emit_call_insn_before): Likewise.
5228 (emit_debug_insn_before_setloc): New.
5229 (emit_debug_insn_before): New.
5230 (emit_insn): Handle debug insns.
5231 (emit_debug_insn): New.
5232 (emit_jump_insn): Handle debug insns.
5233 (emit_call_insn): Likewise.
5235 (init_emit): Take min-nondebug-insn-uid into account.
5236 Initialize cur_debug_insn_uid.
5237 (emit_copy_of_insn_after): Handle debug insns.
5238 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5239 location of single rhs in place.
5240 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5241 (floor_sdiv_adjust): New.
5242 (cell_sdiv_adjust): New.
5243 (cell_udiv_adjust): New.
5244 (round_sdiv_adjust): New.
5245 (round_udiv_adjust): New.
5246 (wrap_constant): Moved from cselib.
5247 (unwrap_constant): New.
5248 (expand_debug_expr): New.
5249 (expand_debug_locations): New.
5250 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5252 (gimple_expand_cfg): Expand debug locations.
5253 * cselib.c: Include tree-pass.h.
5254 (struct expand_value_data): New.
5255 (cselib_record_sets_hook): New.
5256 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5257 (cselib_clear_table): Move, and implemnet in terms of...
5258 (cselib_reset_table_with_next_value): ... this.
5259 (cselib_get_next_unknown_value): New.
5260 (discard_useless_locs): Don't discard preserved values.
5261 (cselib_preserve_value): New.
5262 (cselib_preserved_value_p): New.
5263 (cselib_preserve_definitely): New.
5264 (cselib_clear_preserve): New.
5265 (cselib_preserve_only_values): New.
5266 (new_cselib_val): Take rtx argument. Dump it in details.
5267 (cselib_lookup_mem): Adjust.
5268 (expand_loc): Take regs_active in struct. Adjust. Silence
5269 dumps unless details are requested.
5270 (cselib_expand_value_rtx_cb): New.
5271 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5272 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5273 without details. Copy more subregs. Try to resolve values
5274 using a callback. Wrap constants.
5275 (cselib_subst_to_values): Adjust.
5276 (cselib_log_lookup): New.
5277 (cselib_lookup): Call it.
5278 (cselib_invalidate_regno): Don't count preserved values as useless.
5279 (cselib_invalidate_mem): Likewise.
5280 (cselib_record_set): Likewise.
5281 (struct set): Renamed to cselib_set, moved to cselib.h.
5282 (cselib_record_sets): Adjust. Call hook.
5283 (cselib_process_insn): Reset table when it would be cleared.
5284 (dump_cselib_val): New.
5285 (dump_cselib_table): New.
5286 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5287 (remove_forwarder_block): Support moving debug stmts.
5288 * cselib.h (cselib_record_sets_hook): Declare.
5289 (cselib_expand_callback): New type.
5290 (cselib_expand_value_rtx_cb): Declare.
5291 (cselib_reset_table_with_next_value): Declare.
5292 (cselib_get_next_unknown_value): Declare.
5293 (cselib_preserve_value): Declare.
5294 (cselib_preserved_value_p): Declare.
5295 (cselib_preserve_only_values): Declare.
5296 (dump_cselib_table): Declare.
5297 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5298 (try_crossjump_to_edge): Likewise.
5299 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5300 dominated blocks when debug stmts are present.
5301 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5302 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5303 (set_var_live_on_entry): Likewise.
5304 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5305 * cfglayout.c (curr_location, last_location): Make static.
5306 (set_curr_insn_source_location): Don't avoid bouncing.
5307 (get_curr_insn_source_location): New.
5308 (get_curr_insn_block): New.
5309 (duplicate_insn_chain): Handle debug insns.
5310 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5312 * common.opt (fcompare-debug): Move to sort order.
5313 (fdump-unnumbered-links): Likewise.
5314 (fvar-tracking-assignments): New.
5315 (fvar-tracking-assignments-toggle): New.
5316 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5317 because of debug stmts.
5318 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5319 (eliminate_unnecessary_stmts): Walk dominated blocks before
5321 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5322 * ira.c (memref_used_between_p): Skip debug insns.
5323 (update_equiv_regs): Likewise.
5324 * sched-deps.c (sd_lists_size): Accept empty list.
5325 (sd_init_insn): Mark debug insns.
5326 (sd_finish_insn): Unmark them.
5327 (sd_add_dep): Reject non-debug deps on debug insns.
5328 (fixup_sched_groups): Give debug insns group treatment.
5330 (sched_analyze_reg): Don't mark debug insns for sched before call.
5331 (sched_analyze_2): Handle debug insns.
5332 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5334 (deps_analyze_insn): Handle debug insns.
5335 (deps_start_bb): Skip debug insns.
5336 (init_deps): Initialize last_debug_insn.
5337 * tree-ssa.c (target_for_debug_bind): New.
5338 (find_released_ssa_name): New.
5339 (propagate_var_def_into_debug_stmts): New.
5340 (propagate_defs_into_debug_stmts): New.
5341 (verify_ssa): Skip debug bind stmts without values.
5342 (warn_uninialized_vars): Skip debug stmts.
5343 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5344 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5345 (rtx_equal_p): Likewise.
5346 * ira-costs.c (scan_one_insn): Skip debug insns.
5347 (process_bb_node_for_hard_reg_moves): Likewise.
5348 * rtl.h (DEBUG_INSN_P): New.
5349 (NONDEBUG_INSN_P): New.
5350 (MAY_HAVE_DEBUG_INSNS): New.
5351 (INSN_P): Accept debug insns.
5352 (RTX_FRAME_RELATED_P): Likewise.
5353 (INSN_DELETED_P): Likewise
5354 (PAT_VAR_LOCATION_DECL): New.
5355 (PAT_VAR_LOCATION_LOC): New.
5356 (PAT_VAR_OCATION_STATUS): New.
5357 (NOTE_VAR_LOCATION_DECL): Reimplement.
5358 (NOTE_VAR_LOCATION_LOC): Likewise.
5359 (NOTE_VAR_LOCATION_STATUS): Likewise.
5360 (INSN_VAR_LOCATION): New.
5361 (INSN_VAR_LOCATION_DECL): New.
5362 (INSN_VAR_LOCATION_LOC): New.
5363 (INSN_VAR_LOCATION_STATUS): New.
5364 (gen_rtx_UNKNOWN_VAR_LOC): New.
5365 (VAR_LOC_UNKNOWN_P): New.
5366 (NOTE_DURING_CALL_P): New.
5367 (SCHED_GROUP_P): Accept debug insns.
5368 (emit_debug_insn_before): Declare.
5369 (emit_debug_insn_before_noloc): Declare.
5370 (emit_debug_insn_beore_setloc): Declare.
5371 (emit_debug_insn_after): Declare.
5372 (emit_debug_insn_after_noloc): Declare.
5373 (emit_debug_insn_after_setloc): Declare.
5374 (emit_debug_insn): Declare.
5375 (make_debug_insn_raw): Declare.
5376 (prev_nondebug_insn): Declare.
5377 (next_nondebug_insn): Declare.
5378 (delegitimize_mem_from_attrs): Declare.
5379 (get_max_insn_count): Declare.
5380 (wrap_constant): Declare.
5381 (unwrap_constant): Declare.
5382 (get_curr_insn_source_location): Declare.
5383 (get_curr_insn_block): Declare.
5384 * tree-inline.c (insert_debug_decl_map): New.
5385 (processing_debug_stmt): New.
5386 (remap_decl): Don't create new mappings in debug stmts.
5387 (remap_gimple_op_r): Don't add references in debug stmts.
5388 (copy_tree_body_r): Likewise.
5389 (remap_gimple_stmt): Handle debug bind stmts.
5390 (copy_bb): Skip debug stmts.
5391 (copy_edges_for_bb): Likewise.
5392 (copy_debug_stmt): New.
5393 (copy_debug_stmts): New.
5394 (copy_body): Copy debug stmts at the end.
5395 (insert_init_debug_bind): New.
5396 (insert_init_stmt): Take id. Skip and emit debug stmts.
5397 (setup_one_parameter): Remap variable earlier, register debug mapping.
5398 (estimate_num_insns): Skip debug stmts.
5399 (expand_call_inline): Preserve debug_map.
5400 (optimize_inline_calls): Check for no debug_stmts left-overs.
5401 (unsave_expr_now): Preserve debug_map.
5402 (copy_gimple_seq_and_replace_locals): Likewise.
5403 (tree_function_versioning): Check for no debug_stmts left-overs.
5404 Init and destroy debug_map as needed. Split edges unconditionally.
5405 (build_duplicate_type): Init and destroy debug_map as needed.
5406 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5407 (struct copy_body_data): Add debug_stmts and debug_map.
5408 * sched-int.h (struct ready_list): Add n_debug.
5409 (struct deps): Add last_debug_insn.
5410 (DEBUG_INSN_SCHED_P): New.
5411 (BOUNDARY_DEBUG_INSN_P): New.
5412 (SCHEDULE_DEBUG_INSN_P): New.
5413 (sd_iterator_cond): Accept empty list.
5414 * combine.c (create_log_links): Skip debug insns.
5415 (combine_instructions): Likewise.
5416 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5417 return value is always unshared.
5418 (struct rtx_subst_pair): New.
5419 (auto_adjust_pair): New.
5420 (propagate_for_debug_subst): New.
5421 (propagate_for_debug): New.
5422 (try_combine): Skip debug insns. Propagate removed defs into
5424 (next_nonnote_nondebug_insn): New.
5425 (distribute_notes): Use it. Skip debug insns.
5426 (distribute_links): Skip debug insns.
5427 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5428 * resource.c (mark_target_live_regs): Likewise.
5429 * var-tracking.c: Include cselib.h and target.h.
5430 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5432 (micro_operation_type_name): New.
5433 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5434 (struct micro_operation_def): Update comments.
5435 (decl_or_value): New type. Use instead of decls.
5436 (struct emit_note_data_def): Add vars.
5437 (struct attrs_def): Use decl_or_value.
5438 (struct variable_tracking_info_def): Add permp, flooded.
5439 (struct location_chain_def): Update comment.
5440 (struct variable_part_def): Use decl_or_value.
5441 (struct variable_def): Make var_part a variable length array.
5443 (scratch_regs): New.
5444 (cselib_hook_called): New.
5445 (dv_is_decl_p): New.
5446 (dv_is_value_p): New.
5449 (dv_as_opaque): New.
5450 (dv_onepart_p): New.
5452 (IS_DECL_CODE): New.
5453 (check_value_is_not_decl): New.
5454 (dv_from_decl): New.
5455 (dv_from_value): New.
5456 (dv_htab_hash): New.
5457 (variable_htab_hash): Use it.
5458 (variable_htab_eq): Support values.
5459 (variable_htab_free): Free from the right pool.
5460 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5461 (attrs_list_union): Adjust.
5462 (attrs_list_mpdv_union): New.
5463 (tie_break_pointers): New.
5464 (canon_value_cmp): New.
5465 (unshare_variable): Return possibly-modified slot.
5466 (vars_copy_1): Adjust.
5467 (var_reg_decl_set): Adjust. Split out of...
5468 (var_reg_set): ... this.
5469 (get_init_value): Adjust.
5470 (var_reg_delete_and_set): Adjust.
5471 (var_reg_delete): Adjust.
5472 (var_regno_delete): Adjust.
5473 (var_mem_decl_set): Split out of...
5474 (var_mem_set): ... this.
5475 (var_mem_delete_and_set): Adjust.
5476 (var_mem_delete): Adjust.
5480 (variable_union): Adjust. Speed up merge of 1-part vars.
5481 (variable_canonicalize): Use unshared slot.
5482 (VALUED_RECURSED_INTO): New.
5483 (find_loc_in_1pdv): New.
5484 (struct dfset_merge): New.
5485 (insert_into_intersection): New.
5486 (intersect_loc_chains): New.
5488 (canonicalize_loc_order_check): New.
5489 (canonicalize_values_mark): New.
5490 (canonicalize_values_star): New.
5491 (variable_merge_over_cur): New.
5492 (variable_merge_over_src): New.
5493 (dataflow_set_merge): New.
5494 (dataflow_set_equiv_regs): New.
5495 (remove_duplicate_values): New.
5496 (struct dfset_post_merge): New.
5497 (variable_post_merge_new_vals): New.
5498 (variable_post_merge_perm_vals): New.
5499 (dataflow_post_merge_adjust): New.
5500 (find_mem_expr_in_1pdv): New.
5501 (dataflow_set_preserve_mem_locs): New.
5502 (dataflow_set_remove_mem_locs): New.
5503 (dataflow_set_clear_at_call): New.
5504 (onepart_variable_different_p): New.
5505 (variable_different_p): Use it.
5506 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5507 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5509 (track_loc_p): Pass it true.
5510 (struct count_use_info): New.
5511 (find_use_val): New.
5512 (replace_expr_with_values): New.
5514 (use_type): New, partially split out of...
5515 (count_uses): ... this. Count new micro-ops.
5516 (count_uses_1): Adjust.
5517 (count_stores): Adjust.
5518 (count_with_sets): New.
5519 (VAL_NEEDS_RESOLUTION): New.
5520 (VAL_HOLDS_TRACK_EXPR): New.
5521 (VAL_EXPR_IS_COPIED): New.
5522 (VAL_EXPR_IS_CLOBBERED): New.
5523 (add_uses): Adjust. Generate new micro-ops.
5524 (add_uses_1): Adjust.
5525 (add_stores): Generate new micro-ops.
5526 (add_with_sets): New.
5527 (find_src_status): Adjust.
5528 (find_src_set_src): Adjust.
5529 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5530 Handle new micro-ops. Canonicalize value equivalances.
5531 (vt_find_locations): Compute total size of hash tables for
5532 dumping. Perform merge for var-tracking-assignments. Don't
5533 disregard single-block loops.
5534 (dump_attrs_list): Handle decl_or_value.
5535 (dump_variable): Take variable. Deal with decl_or_value.
5536 (dump_variable_slot): New.
5537 (dump_vars): Use it.
5538 (dump_dataflow_sets): Adjust.
5539 (set_slot_part): New, extended to support one-part variables
5540 after splitting out of...
5541 (set_variable_part): ... this.
5542 (clobber_slot_part): New, split out of...
5543 (clobber_variable_part): ... this.
5544 (delete_slot_part): New, split out of...
5545 (delete_variable_part): .... this.
5546 (check_wrap_constant): New.
5547 (vt_expand_loc_callback): New.
5548 (vt_expand_loc): New.
5549 (emit_note_insn_var_location): Adjust. Handle values. Handle
5550 EMIT_NOTE_AFTER_CALL_INSN.
5551 (emit_notes_for_differences_1): Adjust. Handle values.
5552 (emit_notes_for_differences_2): Likewise.
5553 (emit_notes_for_differences): Adjust.
5554 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5555 Adjust. Handle new micro-ops.
5556 (vt_add_function_parameters): Adjust. Create and bind values.
5557 (vt_initialize): Adjust. Initialize scratch_regs and
5558 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5559 operations. Move some code to count_with_sets and add_with_sets.
5560 (delete_debug_insns): New.
5561 (vt_debug_insns_local): New.
5562 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5564 (var_tracking_main): If var-tracking-assignments is enabled
5565 but var-tracking isn't, delete debug insns and leave. Likewise
5566 if we exceed limits or fail the stack adjustments tests, and
5567 after all var-tracking processing.
5568 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5569 (dataflow_set): Add traversed_vars.
5570 (value_chain, const_value_chain): New typedefs.
5571 (value_chain_pool, value_chains): New variables.
5572 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5573 add_value_chains, add_cselib_value_chains, remove_value_chain,
5574 remove_value_chains, remove_cselib_value_chains): New functions.
5575 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5576 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5578 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5579 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5580 (dst_can_be_shared): New variable.
5581 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5582 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5583 different from set->vars, look up slot again instead of using the
5585 (dataflow_set_init): Initialize traversed_vars.
5586 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5587 lookup if set->vars is shared. Don't keep slot cleared before
5588 calling unshare_variable. Unshare set->vars if needed. Adjust
5589 unshare_variable callers. Clear dst_can_be_shared if needed.
5590 Even ->refcount == 1 vars must be unshared if set->vars is shared
5591 and var needs to be modified.
5592 (dataflow_set_union): Set traversed_vars during canonicalization.
5593 (VALUE_CHANGED, DECL_CHANGED): Define.
5594 (set_dv_changed, dv_changed_p): New static inlines.
5595 (track_expr_p): Clear DECL_CHANGED.
5596 (dump_dataflow_sets): Set it.
5597 (variable_was_changed): Call set_dv_changed.
5598 (emit_note_insn_var_location): Likewise.
5599 (changed_variables_stack): New variable.
5600 (check_changed_vars_1, check_changed_vars_2): New functions.
5601 (emit_notes_for_changes): Do nothing if changed_variables is
5602 empty. Traverse changed_variables with check_changed_vars_1,
5603 call check_changed_vars_2 on each changed_variables_stack entry.
5604 (emit_notes_in_bb): Add SET argument. Just clear it at the
5605 beginning, use it instead of local &set, don't destroy it at the end.
5606 (vt_emit_notes): Call dataflow_set_clear early on all
5607 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5608 computed set, dataflow_set_clear also VTI(bb)->in when we are
5609 done with the basic block. Initialize changed_variables_stack,
5610 free it afterwards. If ENABLE_CHECKING verify that after noting
5611 differences to an empty set value_chains hash table is empty.
5612 (vt_initialize): Initialize value_chains and value_chain_pool.
5613 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5614 (variable_tracking_main): Call dump_dataflow_sets before calling
5615 vt_emit_notes, not after it.
5616 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5617 (propagate_var_def_into_debug_stmts): Declare.
5618 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5619 (df_set_note): Reject debug insns.
5620 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5621 add notes to debug insns.
5622 (df_note_bb_compute): Adjust. Likewise.
5623 (df_simulate_uses): Skip debug insns.
5624 (df_simulate_initialize_backwards): Likewise.
5625 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5626 (subst_stack_regs_pat): Reject debug insns.
5627 (convert_regs_1): Handle debug insns.
5628 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5629 (print-rtl.o): Depend on cselib.h.
5630 (cselib.o): Depend on TREE_PASS_H.
5631 (var-tracking.o): Depend on cselib.h and TARGET_H.
5632 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5633 (init_ready_list): Skip boundary debug insns.
5634 (add_branch_dependences): Skip debug insns.
5635 (free_block_dependencies): Check for blocks with only debug insns.
5636 (compute_priorities): Likewise.
5637 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5638 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5640 (gimple_build_debug_bind_stat): New.
5641 (empty_body_p): Skip debug stmts.
5642 (gimple_has_side_effects): Likewise.
5643 (gimple_rhs_has_side_effects): Likewise.
5644 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5645 (gimple_build_debug_bind_stat): Declare.
5646 (gimple_build_debug_bind): Define.
5647 (is_gimple_debug): New.
5648 (gimple_debug_bind_p): New.
5649 (gimple_debug_bind_get_var): New.
5650 (gimple_debug_bind_get_value): New.
5651 (gimple_debug_bind_get_value_ptr): New.
5652 (gimple_debug_bind_set_var): New.
5653 (gimple_debug_bind_set_value): New.
5654 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5655 (gimple_debug_bind_reset_value): New.
5656 (gimple_debug_bind_has_value_p): New.
5657 (gsi_next_nondebug): New.
5658 (gsi_prev_nondebug): New.
5659 (gsi_start_nondebug_bb): New.
5660 (gsi_last_nondebug_bb): New.
5661 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5662 (print_insn): Handle DEBUG_INSN.
5663 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5664 of first insn prevail.
5665 (first_stmt): Skip debug stmts.
5666 (first_non_label_stmt): Likewise.
5667 (last_stmt): Likewise.
5668 (has_zero_uses_1): New.
5669 (single_imm_use_1): New.
5670 (verify_gimple_debug): New.
5671 (verify_types_in_gimple_stmt): Handle debug stmts.
5672 (verify_stmt): Likewise.
5673 (debug_loop_num): Skip debug stmts.
5674 (remove_edge_and_dominated_blocks): Remove dominators last.
5675 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5676 (linearize_expr): Likewise.
5677 * config/i386/i386.c (ix86_delegitimize_address): Call
5678 default implementation.
5679 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5680 (group_barrier_needed): Skip debug insns.
5681 (emit_insn_group_barriers): Likewise.
5682 (emit_all_insn_group_barriers): Likewise.
5683 (ia64_variable_issue): Handle debug insns.
5684 (ia64_dfa_new_cycle): Likewise.
5685 (final_emit_insn_group_barriers): Skip debug insns.
5686 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5687 def cfa without frame.
5688 (process_set): Likewise.
5689 (process_for_unwind_directive): Pass frame on.
5690 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5691 (rs6000_delegitimize_address): New.
5692 (rs6000_debug_adjust_cost): Handle debug insns.
5693 (is_microcoded_insn): Likewise.
5694 (is_cracked_insn): Likewise.
5695 (is_nonpipeline_insn): Likewise.
5696 (insn_must_be_first_in_group): Likewise.
5697 (insn_must_be_last_in_group): Likewise.
5698 (force_new_group): Likewise.
5699 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5700 contains only debug insns.
5701 (rtl_merge_blocks): Skip debug insns.
5702 (purge_dead_edges): Likewise.
5703 (rtl_block_ends_with_call_p): Skip debug insns.
5704 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5705 (mark_reg_dependencies): Skip debug insns.
5706 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5707 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5708 * tree-ssa-threadedge.c
5709 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5710 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5711 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5712 (copyprop_hardreg_forward_1): Handle debug insns.
5713 * reload1.c (reload): Skip debug insns. Replace unassigned
5714 pseudos in debug insns with their equivalences.
5715 (eliminate_regs_in_insn): Skip debug insns.
5716 (emit_input_reload_insns): Skip debug insns at first, adjust
5718 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5719 (get_indirect_ref_operands): Pass opf_no_vops on.
5720 (get_expr_operands): Likewise. Skip debug stmts.
5721 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5723 2009-09-01 Richard Henderson <rth@redhat.com>
5725 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5726 stmt_ends_pp_p statements at least once.
5727 * tree-vrp.c (vrp_initialize): Likewise.
5728 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5730 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5733 Fix AIX bootstrap after PR debug/30161
5734 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5735 that is a GNU extension.
5736 (tmpl_value_parm_die_table): Move the definition of this global
5737 outside #ifdef DWARF2_DEBUGGING_INFO region.
5739 2009-09-01 Richard Guenther <rguenther@suse.de>
5741 * tree.c (tree_expr_size): New function.
5742 * tree.h (tree_expr_size): Declare.
5743 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5744 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5745 * langhooks.c (lhd_expr_size): Remove.
5746 * langhooks.h (struct lang_hooks): Remove expr_size.
5747 * explow.c (expr_size): Use tree_expr_size.
5748 (int_expr_size): Likewise.
5749 * langhooks-def.h (lhd_expr_size): Remove.
5750 (LANG_HOOKS_EXPR_SIZE): Likewise.
5751 (LANG_HOOKS_INITIALIZER): Adjust.
5753 2009-09-01 Richard Guenther <rguenther@suse.de>
5755 * tree-flow.h (mark_addressable): Move declaration ...
5756 * tree.h (mark_addressable): ... here.
5757 * stmt.c (expand_asm_operands): Use mark_addressable, not
5758 lang_hooks.mark_addressable.
5759 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5760 LANG_HOOKS_MARK_ADDRESSABLE.
5761 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5762 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5764 2009-08-31 Chris Demetriou <cgd@google.com>
5766 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5767 vectorize if not TARGET_SSE2.
5769 2009-08-31 DJ Delorie <dj@redhat.com>
5771 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5772 registers if no coprocessor is enabled.
5774 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5777 * cgraph.h (cgraph_get_node): Declare ...
5778 * cgraph.c (cgraph_get_node): ... new function.
5779 * dwarf2out.c (gen_generic_params_dies,
5780 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5781 make_ith_pack_parameter_name,
5782 append_entry_to_tmpl_value_parm_die_table,
5783 gen_remaining_tmpl_value_param_die_attribute): New functions.
5784 (gen_subprogram_die): Generate debug info for template parameters
5785 if debug info level is higher than DINFO_LEVEL_TERSE.
5786 Use tree_add_const_value_attribute_for_decl instead of
5787 tree_add_const_value_attribute.
5788 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5789 instead of tree_add_const_value_attribute.
5790 (gen_struct_or_union_type_die): Generate debug
5791 info for template parameters if debug info level is higher than
5793 (tree_add_const_value_attribute): Handle integral and pointer
5794 constants. Update comment.
5795 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5796 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5797 (reference_to_unused): Fix thinko. Remove redundant predicates from
5799 (tree_add_const_value_attribute): Make this work for constant
5801 tree_add_const_value_attribute_for_decl is to be used for variable
5803 (add_location_or_const_value_attribute): Use
5804 tree_add_const_value_attribute_for_decl now.
5805 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5806 DW_TAG_template_value_param DIEs after function DIEs have been
5808 * langhooks.h (lang_hooks_for_types): Add
5809 get_argument_pack_elems.
5810 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5811 (lang_hooks): Added get_innermost_generic_parms,
5812 get_innermost_generic_args.
5813 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5814 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5815 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5816 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5818 2009-08-31 DJ Delorie <dj@redhat.com>
5820 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5821 it once we start generating the prologue or epilogue.
5822 (mep_call_saves_register): If the frame is locked, re-use
5824 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5825 (mep_expand_prologue): Call it.
5826 (mep_expand_epilogue): Likewise.
5827 (mep_start_function): Use the same logic as mep_expand_prologue.
5828 (mep_pass_by_reference): Make logic more readable.
5829 (mep_return_in_memory): Zero-sized objects are passed in memory.
5830 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5832 2009-08-31 Richard Guenther <rguenther@suse.de>
5834 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5835 to query if the memory regions for memmove overlap.
5836 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5837 asserts on pointers, instead deal with odd trees.
5838 (ptr_derefs_may_alias_p): Likewise.
5839 (refs_may_alias_p_1): Constructor bases also never alias.
5841 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5843 * doc/install.texi (Final install): Adjust reference on where to
5844 order printed manuals.
5846 2009-08-30 Olivier Hainque <hainque@adacore.com>
5848 * dwarf2out.c (switch_to_frame_table_section): Move
5849 definition prior to first use.
5851 2009-08-30 Richard Guenther <rguenther@suse.de>
5853 PR tree-optimization/41186
5854 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5855 (ao_ref_init_from_ptr_and_size): New function.
5856 (ref_maybe_used_by_call_p_1): Be more precise tracking
5857 used ranges for builtin functions.
5858 (ref_maybe_used_by_call_p): Adjust.
5859 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5860 ranges for builtin functions.
5861 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5863 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5866 * fwprop.c (get_reg_use_in): Delete.
5867 (free_load_extend): New function.
5868 (forward_propagate_subreg): Use it.
5870 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5872 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5874 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5877 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5880 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5882 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5883 fini or fini_array section.
5885 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5887 * graphite-dependences.c (graphite_legal_transform_bb): Call
5888 pbb_remove_duplicate_pdrs.
5889 * graphite-poly.c (can_collapse_pdr): Removed.
5890 (pdr_find_duplicate): Removed.
5891 (can_collapse_pdrs): New.
5892 (pbb_remove_duplicate_pdrs): New.
5893 (new_poly_dr): Do not look for duplicates.
5894 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5895 (PBB_PDR_DUPLICATES_REMOVED): New.
5896 (pbb_remove_duplicate_pdrs): Declared.
5898 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5900 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5901 the strides by multiplying by PDR_NB_REFS.
5902 * graphite-poly.c (can_collapse_pdr): New.
5903 (pdr_find_duplicate): New.
5904 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5905 Initialize PDR_NB_REFS.
5906 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5908 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5910 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5913 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5916 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5918 * graphite-dependences.c (pddr_original_scattering): Return NULL
5919 for read-read dependence relations.
5920 * graphite-poly.h (enum poly_dr_type): Fix comment.
5923 (pdr_may_write_p): New.
5925 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5927 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5928 (struct poly_dr): Same.
5929 (new_poly_dr): Same.
5930 * graphite-poly.c (new_poly_dr): Same.
5931 * graphite-dependences.c (dot_deps): Disable call to system.
5933 2009-08-28 Cary Coutant <ccoutant@google.com>
5936 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5937 struct/union/enum types local to a function.
5939 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5940 Sebastian Pop <sebastian.pop@amd.com>
5942 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5943 pbb_strip_mine_time_depth. Changed the implementation so that
5944 transformation is expressed as a transformation on
5945 time (scatttering) dimensions. Also, ensures that the 2d+1
5946 scheduling format is preserved.
5947 (pbb_strip_mine_profitable_p): Profitability is based on the
5948 iteration number of a given time (scattering) dimension,
5949 and not on a original loop depth dimension.
5950 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5951 (pbb_do_strip_mine): Call psct_dynamic_dim.
5952 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5953 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5954 (pbb_nb_dynamic_scattering_transform): New.
5955 (psct_dynamic_dim): New.
5957 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5959 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5960 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5961 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5962 * graphite-interchange.c (build_linearized_memory_access): Same.
5963 (memory_stride_in_loop): Same.
5965 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5967 * graphite-dependences.c (pddr_original_scattering): New.
5968 (graphite_legal_transform_dr): Call pddr_original_scattering.
5971 * graphite-dependences.h (dot_deps): Declared.
5972 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5973 (print_pdr): Print PDR_ID.
5974 * graphite-poly.h (struct poly_dr): Add field id.
5977 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5979 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5981 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5982 not delete the original dependence relation.
5984 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5986 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5987 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5988 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5989 (free_poly_ddr): New.
5990 (pddr_is_empty): New.
5991 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5992 (dependence_polyhedron): Same. Remove useless gcc_assert.
5994 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5995 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5996 * graphite-dependences.h (enum poly_dependence_kind): New.
5997 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5998 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5999 (PDRP_SINK): Renamed PDDR_SINK.
6000 (PDRP_DDP): Renamed PDDR_DDP.
6002 (free_poly_ddr): Declared.
6003 * graphite-poly.c (new_scop): Use the new hash function names.
6004 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6005 into original_pddrs.
6006 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6008 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6010 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6011 bounds with LT_EXPR to make niter analysis more precise on code
6012 generated by Graphite.
6014 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6016 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6017 (graphite_legal_transform_bb): Same.
6018 (poly_drs_may_alias_p): Same.
6020 2009-08-28 Richard Guenther <rguenther@suse.de>
6022 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6024 2009-08-28 Jan Beulich <jbeulich@novell.com>
6026 * config/i386/netware.c: Include langhooks.h.
6027 (i386_nlm_encode_section_info): Simplify.
6028 (netware_override_options): Delete.
6029 * config/i386/netware.h (netware_override_options): Delete
6031 (OVERRIDE_OPTIONS): Delete definition.
6032 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6033 (ASM_COMMENT_START): Define.
6034 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6036 2009-08-28 Jan Beulich <jbeulich@novell.com>
6038 * configure.ac: For in-tree ld, do a plain version check to
6039 determine whether comdat groups are supported.
6040 * configure: Regenerate.
6042 2009-08-28 Olivier Hainque <hainque@adacore.com>
6044 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6045 always defined. Reflect definition or absence of such for
6046 COLLECT_EXPORT_LIST. Readability helper.
6047 (scanfilter): New enum, to help control what symbols
6048 are to be considered or ignored by scan_prog_file.
6049 (enum pass): Rename as "scanpass", moved together with scanfilter
6050 prior to scan_prog_file's prototype.
6051 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6052 Group prototype with the scanpass/scanfilter definitions, factorize
6053 head comments for the several implementations at the prototype.
6054 (main): Reorganize the first pass link control to let AIX
6055 drag only the needed frame tables in executables. Prevent
6056 frame tables collection during the scan aimed at static ctors.
6057 Pre-link and scan for frame tables later to compensate.
6058 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6059 A C statement to issue assembly directives that create a reference
6060 to the given DWARF table identifier label from the current function
6062 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6063 to differentiate first time section entry. Only emit a .data
6064 tables start identifier label the first time around.
6065 (switch_to_frame_table_section): New function. Helper for
6066 output_call_frame_info to switch possibly BACK into the eh_frame
6067 or the debug_frame section depending on FOR_EH.
6068 (output_call_frame_info): Use helper to first enter the proper
6070 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6071 emit a link to the frame table start label from each function
6073 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6074 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6075 * config/rs6000/rs6000-protos.h: Declare it.
6076 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6078 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6080 * config/sh/sh.c (split_branches): Check the result of
6083 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6085 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6086 using -pthread -fopenmp
6088 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6090 * doc/service.texi (service directory): Update URL.
6092 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6094 PR rtl-optimization/40861
6095 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6096 extract word from a multi-word subreg for negative byte positions.
6098 2009-08-27 Tristan Gingold <gingold@adacore.com>
6099 Douglas B Rupp <rupp@gnat.com>
6101 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6102 (SECTION_VMS_OVERLAY): Define.
6103 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6105 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6107 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6108 common_object declarations.
6109 (ia64_section_type_flags): Set section flag for common_object.
6110 * config/ia64/ia64-protos.h
6111 (ia64_vms_output_aligned_decl_common): Declare.
6112 (ia64_vms_elf_asm_named_section): Declare.
6114 2009-08-27 Michael Matz <matz@suse.de>
6116 * expr.c (expand_expr_real_2): New function taking exploded
6117 unary or binary expression, split out from ...
6118 (expand_expr_real_1): ... here. Move over all unary/binary
6119 switch parts to above function, in particular these codes:
6120 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6121 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6122 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6123 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6124 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6125 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6126 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6127 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6128 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6129 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6130 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6131 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6132 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6133 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6134 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6135 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6136 VEC_PACK_FIX_TRUNC_EXPR.
6137 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6140 2009-08-27 Richard Guenther <rguenther@suse.de>
6142 * gengtype.c (main): Handle uint64_t.
6143 * ipa-utils.c (get_base_var): Indent properly.
6144 * tree-ssa-live.c (debug_scope_block): New function.
6145 * tree-flow.h (debug_scope_block): Declare.
6146 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6147 * basic-block.h (enum profile_status): Rename to
6148 enum profile_status_d.
6149 (x_profile_status): Adjust type.
6151 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6154 * dwarf2out.c (get_context_die): Declare this static function.
6155 (gen_type_die_with_usage): Make sure a DIE is a generated for
6156 the context of a typedef.
6158 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6160 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6163 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6165 * config/mips/mips-protos.h (mips_output_sync): Declare.
6166 (mips_sync_loop_insns): Likewise.
6167 (mips_output_sync_loop): Replace first two parameters with an rtx.
6168 * config/mips/mips.c (mips_multi_member): New structure.
6169 (mips_multi_members): New variable.
6170 (mips_multi_start): New function.
6171 (mips_multi_add): Likewise.
6172 (mips_multi_add_insn): Likewise.
6173 (mips_multi_add_label): Likewise.
6174 (mips_multi_last_index): Likewise.
6175 (mips_multi_copy_insn): Likewise.
6176 (mips_multi_set_operand): Likewise.
6177 (mips_multi_write): Likewise.
6178 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6179 (mips_init_print_operand_punct): Update accordingly.
6180 (mips_start_ll_sc_sync_block): New function.
6181 (mips_end_ll_sc_sync_block): Likewise.
6182 (mips_output_sync): Likewise.
6183 (mips_sync_insn1_template): Likewise.
6184 (mips_sync_insn2_template): Likewise.
6185 (mips_get_sync_operand): Likewise.
6186 (mips_process_sync_loop): Likewise.
6187 (mips_output_sync_loop): Use mips_process_sync_loop.
6188 (mips_sync_loop_insns): New function.
6189 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6190 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6191 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6192 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6193 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6194 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6195 (MIPS_SYNC_OLD_OP_12): Likewise.
6196 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6197 (MIPS_SYNC_NEW_OP_12): Likewise.
6198 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6199 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6200 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6201 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6202 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6203 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6204 * config/mips/mips.md (sync_mem): New attribute.
6205 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6206 (sync_exclusive_mask, sync_required_oldval): Likewise.
6207 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6208 (sync_release_barrier): Likewise.
6209 (length): Handle sync loops.
6210 (sync): Use mips_output_sync.
6211 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6212 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6213 and use mips_output_sync_loop.
6214 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6215 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6216 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6217 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6218 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6219 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6220 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6221 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6222 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6224 2009-08-26 Richard Guenther <rguenther@suse.de>
6227 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6228 the types to not match.
6229 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6231 * tree-ssa.c (useless_type_conversion_p): Conversions to
6232 pointers to unprototyped functions are useless.
6234 2009-08-26 Richard Guenther <rguenther@suse.de>
6236 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6237 whole-program condition, prepare to be called for non-globals.
6238 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6239 params build a representative with known type and track its fields.
6241 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6243 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6244 clearing by a taken branch.
6245 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6246 effectively after bbro pass.
6247 (sync_nand<mode>): Ditto.
6248 (sync_old_<fetchop_name><mode>): Ditto.
6249 (sync_old_nand<mode>): Ditto.
6250 (sync_new_<fetchop_name><mode>): Dito.
6251 (sync_new_nand<mode>): Ditto.
6252 (sync_compare_and_swap<mode>_1): Ditto.
6253 (*sync_compare_and_swap<mode>): Ditto.
6254 (sync_lock_test_and_set<mode>_1): Ditto.
6255 ("sync_lock_test_and_set<mode>): Ditto.
6257 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6259 * hwint.h (HOST_LONG_FORMAT): New macro
6260 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6261 Use HOST_PTR_PRINTF.
6262 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6263 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6264 (HOST_PTR_PRINTF): Document.
6266 2009-08-25 Jan Hubicka <jh@suse.cz>
6268 * config/i386/bmmintrin.h: Replace by #error.
6271 Michael Meissner <michael.meissner@amd.com>
6272 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6273 Tony Linthicum <tony.linthicum@amd.com>
6275 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6276 (TARGET_ROUND): New macro for the round/ptest instructions which
6277 are shared between SSE4.1 and SSE5.
6278 (OPTION_MASK_ISA_ROUND): Ditto.
6279 (OPTION_ISA_ROUND): Ditto.
6280 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6281 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6283 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6284 (-mfused-madd): New switch to give users control over whether the
6285 compiler optimizes to use the multiply/add SSE5 instructions.
6287 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6288 (ix86_handle_option): Turn off 3dnow if -msse5.
6289 (override_options): Add SSE5 support.
6290 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6292 (ix86_expand_sse_movcc): Add SSE5 support.
6293 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6294 vector type to the next largest size.
6295 (ix86_expand_sse5_pack): New function to use pperm to pack a
6296 vector type to the next smallest size.
6297 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6298 (IX86_BUILTIN_FMADDSD): Ditto.
6299 (IX86_BUILTIN_FMADDPS): Ditto.
6300 (IX86_BUILTIN_FMADDPD): Ditto.
6301 (IX86_BUILTIN_FMSUBSS): Ditto.
6302 (IX86_BUILTIN_FMSUBSD): Ditto.
6303 (IX86_BUILTIN_FMSUBPS): Ditto.
6304 (IX86_BUILTIN_FMSUBPD): Ditto.
6305 (IX86_BUILTIN_FNMADDSS): Ditto.
6306 (IX86_BUILTIN_FNMADDSD): Ditto.
6307 (IX86_BUILTIN_FNMADDPS): Ditto.
6308 (IX86_BUILTIN_FNMADDPD): Ditto.
6309 (IX86_BUILTIN_FNMSUBSS): Ditto.
6310 (IX86_BUILTIN_FNMSUBSD): Ditto.
6311 (IX86_BUILTIN_FNMSUBPS): Ditto.
6312 (IX86_BUILTIN_FNMSUBPD): Ditto.
6313 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6314 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6315 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6316 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6317 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6318 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6319 (IX86_BUILTIN_PPERM): Ditto.
6320 (IX86_BUILTIN_PERMPS): Ditto.
6321 (IX86_BUILTIN_PERMPD): Ditto.
6322 (IX86_BUILTIN_PMACSSWW): Ditto.
6323 (IX86_BUILTIN_PMACSWW): Ditto.
6324 (IX86_BUILTIN_PMACSSWD): Ditto.
6325 (IX86_BUILTIN_PMACSWD): Ditto.
6326 (IX86_BUILTIN_PMACSSDD): Ditto.
6327 (IX86_BUILTIN_PMACSDD): Ditto.
6328 (IX86_BUILTIN_PMACSSDQL): Ditto.
6329 (IX86_BUILTIN_PMACSSDQH): Ditto.
6330 (IX86_BUILTIN_PMACSDQL): Ditto.
6331 (IX86_BUILTIN_PMACSDQH): Ditto.
6332 (IX86_BUILTIN_PMADCSSWD): Ditto.
6333 (IX86_BUILTIN_PMADCSWD): Ditto.
6334 (IX86_BUILTIN_PHADDBW): Ditto.
6335 (IX86_BUILTIN_PHADDBD): Ditto.
6336 (IX86_BUILTIN_PHADDBQ): Ditto.
6337 (IX86_BUILTIN_PHADDWD): Ditto.
6338 (IX86_BUILTIN_PHADDWQ): Ditto.
6339 (IX86_BUILTIN_PHADDDQ): Ditto.
6340 (IX86_BUILTIN_PHADDUBW): Ditto.
6341 (IX86_BUILTIN_PHADDUBD): Ditto.
6342 (IX86_BUILTIN_PHADDUBQ): Ditto.
6343 (IX86_BUILTIN_PHADDUWD): Ditto.
6344 (IX86_BUILTIN_PHADDUWQ): Ditto.
6345 (IX86_BUILTIN_PHADDUDQ): Ditto.
6346 (IX86_BUILTIN_PHSUBBW): Ditto.
6347 (IX86_BUILTIN_PHSUBWD): Ditto.
6348 (IX86_BUILTIN_PHSUBDQ): Ditto.
6349 (IX86_BUILTIN_PROTB): Ditto.
6350 (IX86_BUILTIN_PROTW): Ditto.
6351 (IX86_BUILTIN_PROTD): Ditto.
6352 (IX86_BUILTIN_PROTQ): Ditto.
6353 (IX86_BUILTIN_PROTB_IMM): Ditto.
6354 (IX86_BUILTIN_PROTW_IMM): Ditto.
6355 (IX86_BUILTIN_PROTD_IMM): Ditto.
6356 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6357 (IX86_BUILTIN_PSHLB): Ditto.
6358 (IX86_BUILTIN_PSHLW): Ditto.
6359 (IX86_BUILTIN_PSHLD): Ditto.
6360 (IX86_BUILTIN_PSHLQ): Ditto.
6361 (IX86_BUILTIN_PSHAB): Ditto.
6362 (IX86_BUILTIN_PSHAW): Ditto.
6363 (IX86_BUILTIN_PSHAD): Ditto.
6364 (IX86_BUILTIN_PSHAQ): Ditto.
6365 (IX86_BUILTIN_FRCZSS): Ditto.
6366 (IX86_BUILTIN_FRCZSD): Ditto.
6367 (IX86_BUILTIN_FRCZPS): Ditto.
6368 (IX86_BUILTIN_FRCZPD): Ditto.
6369 (IX86_BUILTIN_CVTPH2PS): Ditto.
6370 (IX86_BUILTIN_CVTPS2PH): Ditto.
6371 (IX86_BUILTIN_COMEQSS): Ditto.
6372 (IX86_BUILTIN_COMNESS): Ditto.
6373 (IX86_BUILTIN_COMLTSS): Ditto.
6374 (IX86_BUILTIN_COMLESS): Ditto.
6375 (IX86_BUILTIN_COMGTSS): Ditto.
6376 (IX86_BUILTIN_COMGESS): Ditto.
6377 (IX86_BUILTIN_COMUEQSS): Ditto.
6378 (IX86_BUILTIN_COMUNESS): Ditto.
6379 (IX86_BUILTIN_COMULTSS): Ditto.
6380 (IX86_BUILTIN_COMULESS): Ditto.
6381 (IX86_BUILTIN_COMUGTSS): Ditto.
6382 (IX86_BUILTIN_COMUGESS): Ditto.
6383 (IX86_BUILTIN_COMORDSS): Ditto.
6384 (IX86_BUILTIN_COMUNORDSS): Ditto.
6385 (IX86_BUILTIN_COMFALSESS): Ditto.
6386 (IX86_BUILTIN_COMTRUESS): Ditto.
6387 (IX86_BUILTIN_COMEQSD): Ditto.
6388 (IX86_BUILTIN_COMNESD): Ditto.
6389 (IX86_BUILTIN_COMLTSD): Ditto.
6390 (IX86_BUILTIN_COMLESD): Ditto.
6391 (IX86_BUILTIN_COMGTSD): Ditto.
6392 (IX86_BUILTIN_COMGESD): Ditto.
6393 (IX86_BUILTIN_COMUEQSD): Ditto.
6394 (IX86_BUILTIN_COMUNESD): Ditto.
6395 (IX86_BUILTIN_COMULTSD): Ditto.
6396 (IX86_BUILTIN_COMULESD): Ditto.
6397 (IX86_BUILTIN_COMUGTSD): Ditto.
6398 (IX86_BUILTIN_COMUGESD): Ditto.
6399 (IX86_BUILTIN_COMORDSD): Ditto.
6400 (IX86_BUILTIN_COMUNORDSD): Ditto.
6401 (IX86_BUILTIN_COMFALSESD): Ditto.
6402 (IX86_BUILTIN_COMTRUESD): Ditto.
6403 (IX86_BUILTIN_COMEQPS): Ditto.
6404 (IX86_BUILTIN_COMNEPS): Ditto.
6405 (IX86_BUILTIN_COMLTPS): Ditto.
6406 (IX86_BUILTIN_COMLEPS): Ditto.
6407 (IX86_BUILTIN_COMGTPS): Ditto.
6408 (IX86_BUILTIN_COMGEPS): Ditto.
6409 (IX86_BUILTIN_COMUEQPS): Ditto.
6410 (IX86_BUILTIN_COMUNEPS): Ditto.
6411 (IX86_BUILTIN_COMULTPS): Ditto.
6412 (IX86_BUILTIN_COMULEPS): Ditto.
6413 (IX86_BUILTIN_COMUGTPS): Ditto.
6414 (IX86_BUILTIN_COMUGEPS): Ditto.
6415 (IX86_BUILTIN_COMORDPS): Ditto.
6416 (IX86_BUILTIN_COMUNORDPS): Ditto.
6417 (IX86_BUILTIN_COMFALSEPS): Ditto.
6418 (IX86_BUILTIN_COMTRUEPS): Ditto.
6419 (IX86_BUILTIN_COMEQPD): Ditto.
6420 (IX86_BUILTIN_COMNEPD): Ditto.
6421 (IX86_BUILTIN_COMLTPD): Ditto.
6422 (IX86_BUILTIN_COMLEPD): Ditto.
6423 (IX86_BUILTIN_COMGTPD): Ditto.
6424 (IX86_BUILTIN_COMGEPD): Ditto.
6425 (IX86_BUILTIN_COMUEQPD): Ditto.
6426 (IX86_BUILTIN_COMUNEPD): Ditto.
6427 (IX86_BUILTIN_COMULTPD): Ditto.
6428 (IX86_BUILTIN_COMULEPD): Ditto.
6429 (IX86_BUILTIN_COMUGTPD): Ditto.
6430 (IX86_BUILTIN_COMUGEPD): Ditto.
6431 (IX86_BUILTIN_COMORDPD): Ditto.
6432 (IX86_BUILTIN_COMUNORDPD): Ditto.
6433 (IX86_BUILTIN_COMFALSEPD): Ditto.
6434 (IX86_BUILTIN_COMTRUEPD): Ditto.
6435 (IX86_BUILTIN_PCOMEQUB): Ditto.
6436 (IX86_BUILTIN_PCOMNEUB): Ditto.
6437 (IX86_BUILTIN_PCOMLTUB): Ditto.
6438 (IX86_BUILTIN_PCOMLEUB): Ditto.
6439 (IX86_BUILTIN_PCOMGTUB): Ditto.
6440 (IX86_BUILTIN_PCOMGEUB): Ditto.
6441 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6442 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6443 (IX86_BUILTIN_PCOMEQUW): Ditto.
6444 (IX86_BUILTIN_PCOMNEUW): Ditto.
6445 (IX86_BUILTIN_PCOMLTUW): Ditto.
6446 (IX86_BUILTIN_PCOMLEUW): Ditto.
6447 (IX86_BUILTIN_PCOMGTUW): Ditto.
6448 (IX86_BUILTIN_PCOMGEUW): Ditto.
6449 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6450 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6451 (IX86_BUILTIN_PCOMEQUD): Ditto.
6452 (IX86_BUILTIN_PCOMNEUD): Ditto.
6453 (IX86_BUILTIN_PCOMLTUD): Ditto.
6454 (IX86_BUILTIN_PCOMLEUD): Ditto.
6455 (IX86_BUILTIN_PCOMGTUD): Ditto.
6456 (IX86_BUILTIN_PCOMGEUD): Ditto.
6457 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6458 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6459 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6460 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6461 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6462 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6463 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6464 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6465 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6466 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6467 (IX86_BUILTIN_PCOMEQB): Ditto.
6468 (IX86_BUILTIN_PCOMNEB): Ditto.
6469 (IX86_BUILTIN_PCOMLTB): Ditto.
6470 (IX86_BUILTIN_PCOMLEB): Ditto.
6471 (IX86_BUILTIN_PCOMGTB): Ditto.
6472 (IX86_BUILTIN_PCOMGEB): Ditto.
6473 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6474 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6475 (IX86_BUILTIN_PCOMEQW): Ditto.
6476 (IX86_BUILTIN_PCOMNEW): Ditto.
6477 (IX86_BUILTIN_PCOMLTW): Ditto.
6478 (IX86_BUILTIN_PCOMLEW): Ditto.
6479 (IX86_BUILTIN_PCOMGTW): Ditto.
6480 (IX86_BUILTIN_PCOMGEW): Ditto.
6481 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6482 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6483 (IX86_BUILTIN_PCOMEQD): Ditto.
6484 (IX86_BUILTIN_PCOMNED): Ditto.
6485 (IX86_BUILTIN_PCOMLTD): Ditto.
6486 (IX86_BUILTIN_PCOMLED): Ditto.
6487 (IX86_BUILTIN_PCOMGTD): Ditto.
6488 (IX86_BUILTIN_PCOMGED): Ditto.
6489 (IX86_BUILTIN_PCOMFALSED): Ditto.
6490 (IX86_BUILTIN_PCOMTRUED): Ditto.
6491 (IX86_BUILTIN_PCOMEQQ): Ditto.
6492 (IX86_BUILTIN_PCOMNEQ): Ditto.
6493 (IX86_BUILTIN_PCOMLTQ): Ditto.
6494 (IX86_BUILTIN_PCOMLEQ): Ditto.
6495 (IX86_BUILTIN_PCOMGTQ): Ditto.
6496 (IX86_BUILTIN_PCOMGEQ): Ditto.
6497 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6498 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6499 (enum multi_arg_type): New enum for describing the various SSE5
6500 intrinsic argument types.
6501 (bdesc_multi_arg): New table for SSE5 intrinsics.
6502 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6503 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6505 (ix86_expand_builtin): Add SSE5 intrinsic support.
6506 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6507 operand instructions.
6508 (ix86_expand_sse5_multiple_memory): New function to split the
6509 second memory reference from SSE5 instructions.
6510 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6511 (ix86_return_pops_args): Use stdarg_p to determine if the function
6512 has variable arguments.
6513 (ix86_setup_incoming_varargs): Ditto.
6514 (x86_this_parameter): Ditto.
6516 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6518 (ix86_expand_sse5_pack): Ditto.
6519 (ix86_sse5_valid_op_p): Ditto.
6520 (ix86_expand_sse5_multiple_memory): Ditto.
6522 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6523 constant for SSE5 support.
6524 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6525 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6526 (UNSPEC_SSE5_PERMUTE): Ditto.
6527 (UNSPEC_SSE5_ASHIFT): Ditto.
6528 (UNSPEC_SSE5_LSHIFT): Ditto.
6529 (UNSPEC_FRCZ): Ditto.
6530 (UNSPEC_CVTPH2PS): Ditto.
6531 (UNSPEC_CVTPS2PH): Ditto.
6532 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6534 (COM_FALSE_S): Ditto.
6535 (COM_FALSE_P): Ditto.
6536 (COM_TRUE_S): Ditto.
6537 (COM_TRUE_P): Ditto.
6538 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6539 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6541 (memory attribute): Ditto.
6542 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6543 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6544 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6545 (floor<mode>2): Ditto.
6546 (ceil<mode>2): Ditto.
6547 (btrunc<mode>2): Ditto.
6548 (nearbyintdf2): Ditto.
6549 (nearbyintsf2): Ditto.
6550 (sse_setccsf): Disable if SSE5.
6551 (sse_setccdf): Ditto.
6552 (sse5_setcc<mode>): New support for SSE5 conditional move.
6553 (sse5_pcmov_<mode>): Ditto.
6555 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6557 (SSEMODEF2P): Ditto.
6558 (ssemodesuffixf4): New mode attribute for SSE5.
6559 (ssemodesuffixf2s): Ditto.
6560 (ssemodesuffixf2c): Ditto.
6561 (sserotatemax): Ditto.
6562 (ssescalarmode): Ditto.
6563 (sse_maskcmpv4sf3): Disable if SSE5.
6564 (sse_maskcmpv2df3): Ditto.
6565 (sse_vmmaskcmpv4sf3): Ditto.
6566 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6567 (sse5_vmfmadd<mode>4): Ditto.
6568 (sse5_fmsub<mode>4): Ditto.
6569 (sse5_vmfmsub<mode>4): Ditto.
6570 (sse5_fnmadd<mode>4): Ditto.
6571 (sse5_vmfnmadd<mode>4): Ditto.
6572 (sse5_fnmsub<mode>4): Ditto.
6573 (sse5_vmfnmsub<mode>4): Ditto.
6574 (sse5i_fmadd<mode>4): Ditto.
6575 (sse5i_fmsub<mode>4): Ditto.
6576 (sse5i_fnmadd<mode>4): Ditto.
6577 (sse5i_fnmsub<mode>4): Ditto.
6578 (sse5i_vmfmadd<mode>4): Ditto.
6579 (sse5i_vmfmsub<mode>4): Ditto.
6580 (sse5i_vmfnmadd<mode>4): Ditto.
6581 (sse5i_vmfnmsub<mode>4): Ditto.
6582 (mulv16qi3): Add SSE5 support.
6584 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6585 (sse2_mulv4si3): Disable if SSE5.
6586 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6587 (sse4_1_roundps): Ditto.
6588 (sse4_1_roundsd): Ditto.
6589 (sse4_1_roundss): Ditto.
6590 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6592 (sse_maskcmpsf3): Ditto.
6593 (sse_vmmaskcmpv4sf3): Ditto.
6594 (sse2_maskcmpv2df3): Ditto.
6595 (sse2_maskcmpdf3): Ditto.
6596 (sse2_vmmaskcmpv2df3): Ditto.
6597 (sse2_eq<mode>3): Ditto.
6598 (sse2_gt<mode>3): Ditto.
6599 (sse5_pcmov_<mode>): Add SSE5 support.
6600 (vec_unpacku_hi_v16qi): Ditto.
6601 (vec_unpacks_hi_v16qi): Ditto.
6602 (vec_unpacku_lo_v16qi): Ditto.
6603 (vec_unpacks_lo_v16qi): Ditto.
6604 (vec_unpacku_hi_v8hi): Ditto.
6605 (vec_unpacks_hi_v8hi): Ditto.
6606 (vec_unpacku_lo_v8hi): Ditto.
6607 (vec_unpacks_lo_v8hi): Ditto.
6608 (vec_unpacku_hi_v4si): Ditto.
6609 (vec_unpacks_hi_v4si): Ditto.
6610 (vec_unpacku_lo_v4si): Ditto.
6611 (vec_unpacks_lo_v4si): Ditto.
6612 (sse5_pmacsww): New SSE5 intrinsic insn.
6613 (sse5_pmacssww): Ditto.
6614 (sse5_pmacsdd): Ditto.
6615 (sse5_pmacssdd): Ditto.
6616 (sse5_pmacssdql): Ditto.
6617 (sse5_pmacssdqh): Ditto.
6618 (sse5_pmacsdqh): Ditto.
6619 (sse5_pmacsswd): Ditto.
6620 (sse5_pmacswd): Ditto.
6621 (sse5_pmadcsswd): Ditto.
6622 (sse5_pmadcswd): Ditto.
6623 (sse5_pcmov_<move>): Conditional move support on SSE5.
6624 (sse5_phaddbw): New SSE5 intrinsic insn.
6625 (sse5_phaddbd): Ditto.
6626 (sse5_phaddbq): Ditto.
6627 (sse5_phaddwd): Ditto.
6628 (sse5_phaddwq): Ditto.
6629 (sse5_phadddq): Ditto.
6630 (sse5_phaddubw): Ditto.
6631 (sse5_phaddubd): Ditto.
6632 (sse5_phaddubq): Ditto.
6633 (sse5_phadduwd): Ditto.
6634 (sse5_phadduwq): Ditto.
6635 (sse5_phaddudq): Ditto.
6636 (sse5_phsubbw): Ditto.
6637 (sse5_phsubwd): Ditto.
6638 (sse5_phsubdq): Ditto.
6639 (sse5_pperm): Ditto.
6640 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6641 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6642 (sse5_pperm_sign_v8hi_v4si): Ditto.
6643 (sse5_pperm_zero_v8hi_v4si): Ditto.
6644 (sse5_pperm_sign_v4si_v2di): Ditto.
6645 (sse5_pperm_sign_v4si_v2di): Ditto.
6646 (sse5_pperm_pack_v2di_v4si): Ditto.
6647 (sse5_pperm_pack_v4si_v8hi): Ditto.
6648 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6649 (sse5_perm<mode>): New SSE5 intrinsic insn.
6650 (rotl<mode>3): Ditto.
6651 (sse5_rotl<mode>3): Ditto.
6652 (sse5_ashl<mode>3): Ditto.
6653 (sse5_lshl<mode>3): Ditto.
6654 (sse5_frcz<mode>2): Ditto.
6655 (sse5s_frcz<mode>2): Ditto.
6656 (sse5_cvtph2ps): Ditto.
6657 (sse5_cvtps2ph): Ditto.
6658 (sse5_vmmaskcmp<mode>3): Ditto.
6659 (sse5_com_tf<mode>3): Ditto.
6660 (sse5_maskcmp<mode>3): Ditto.
6661 (sse5_maskcmp_uns<mode>3): Ditto.
6662 (sse5_maskcmp_uns2<mode>3): Ditto.
6663 (sse5_pcom_tf<mode>3): Ditto.
6665 * config/i386/predicates.md (sse5_comparison_float_operator):
6666 New predicate to match the comparison operators supported by
6667 the SSE5 com instruction.
6668 (ix86_comparison_int_operator): New predicate to match just the
6669 signed int comparisons.
6670 (ix86_comparison_uns_operator): New predicate to match just the
6671 unsigned int comparisons.
6673 * doc/invoke.texi (-msse5): Add documentation.
6674 (-mfused-madd): Ditto.
6676 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6678 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6680 (x86_64-*-*): Ditto.
6682 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6684 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6685 intrinisics for SSE5.
6687 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6690 * config/i386/mmintrin-common.h: New file, to contain common
6691 instructions between SSE4.1 and SSE5.
6693 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6694 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6695 (gen_regparm_prefix): Ditto.
6697 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6698 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6699 prototype_p to determine if a function is prototyped.
6701 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6703 * c-common.c (c_common_reswords) add the alignof keyword,
6704 with same RID as __alignof and __alignof__
6706 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6708 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6709 * hooks.c (hook_bool_const_int_const_int_true): New function.
6710 * target.h (struct gcc_target): Add can_eliminate field.
6711 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6712 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6713 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6714 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6715 (elim_table): Revise comment.
6716 * system.h (CAN_ELIMINATE): Poison.
6717 * defaults.h (CAN_ELIMINATE): Remove.
6718 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6720 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6721 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6723 (alpha_vms_can_eliminate): Declare as static, change return type to
6725 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6727 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6728 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6729 (arm_can_eliminate): New function.
6731 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6732 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6733 (avr_can_eliminate): Declare as static.
6734 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6736 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6737 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6738 (bfin_can_eliminate): New function.
6740 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6741 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6742 (crx_can_eliminate): New function.
6744 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6745 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6746 (fr30_can_eliminate): New function.
6748 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6749 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6750 (frv_can_eliminate): New function.
6752 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6753 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6754 (h8300_can_eliminate): New function.
6756 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6757 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6758 (i386_can_eliminate): Declare as static, change return type to bool.
6759 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6761 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6762 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6763 (ia64_can_eliminate): New function.
6765 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6766 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6767 (iq2000_can_eliminate): New function.
6769 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6770 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6771 (m32r_can_eliminate): New function.
6773 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6774 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6775 (m68hc11_can_eliminate): New function.
6777 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6778 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6779 (m68k_can_eliminate): New function.
6781 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6782 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6783 (mep_can_eliminate): New function.
6785 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6786 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6787 (mips_can_eliminate): New function.
6789 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6790 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6791 (rs6000_can_eliminate): New function.
6793 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6794 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6795 (s390_can_eliminate): Declare as static.
6796 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6798 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6799 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6800 (score_can_eliminate): New function.
6802 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6803 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6804 (sparc_can_eliminate): Declare as static.
6805 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6807 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6808 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6809 (xstormy16_can_eliminate): New function.
6811 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6812 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6813 (v850_can_eliminate): New function.
6815 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6817 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6818 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6819 (*movdfcc_ext[1234]): Disable for IEEE mode.
6821 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6823 * gimplify.c (prepare_gimple_addressable): New static function.
6824 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6826 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6827 manually fiddling with it.
6829 2009-08-25 Michael Matz <matz@suse.de>
6831 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6832 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6834 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6835 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6836 (do_jump): Split out code for simple binary comparisons into ...
6837 (do_jump_1): ... this, taking the individual operands and code.
6838 Change callers to helper function above accordingly.
6839 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6842 2009-08-25 Michael Matz <matz@suse.de>
6844 * expr.h (struct separate_ops, sepops): New type for passing
6845 around an exploded simple expression.
6846 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6847 Use this structure instead of expression tree.
6848 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6849 expression, only its type.
6850 (expand_vec_cond_expr): Take type and individual operands instead
6852 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6853 expand_vec_shift_expr): Change prototype accordingly.
6854 * tree-vect-stmts.c (vectorizable_condition): Change call of
6855 expand_vec_cond_expr_p to pass only type.
6856 * expr.c (do_store_flags): Change prototype and implementation
6857 to take an exploded expression.
6858 (expand_expr_real_1): New local ops initialized with details
6859 of the full expression. Use it instead of full
6860 expression in calls to do_store_flags, expand_vec_cond_expr,
6861 expand_widen_pattern_expr and expand_vec_shift_expr.
6863 2009-08-25 Michael Matz <matz@suse.de>
6865 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6866 treeop2 initialized with first three operands of the full expression.
6867 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6869 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6871 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6872 (__gthread_objc_condition_allocate): Mark arguments as unused.
6873 (__gthread_objc_condition_deallocate): Likewise.
6874 (__gthread_objc_condition_wait): Likewise.
6875 (__gthread_objc_condition_broadcast): Likewise.
6876 (__gthread_objc_condition_signal): Likewise.
6877 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6878 (__gthread_objc_thread_id): Likewise.
6880 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6883 * tree-pretty-print.c (print_call_name): Print the correct call name
6884 for procedure pointer components.
6886 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6888 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6889 default_promote_function_mode when not VMS.
6891 2009-08-24 Olivier Hainque <hainque@adacore.com>
6893 * convert.c (convert_to_integer): Don't assume an input pointer is
6894 POINTER_SIZE wide. Fetch from the type instead.
6896 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6898 * configure.ac (AC_PREREQ): Bump to 2.64.
6900 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6902 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6903 (process_command): Don't search standard_exec_prefix_1 and
6904 standard_exec_prefix_2.
6906 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6908 * config/arm/arm.c (output_return_instruction): Handle for
6911 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6913 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6915 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6917 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6918 (*arm_movdf_vfp): Likewise.
6920 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6922 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6923 (vashr<mode>3): Rename from ashr<mode>3.
6924 (vlshr<mode>3): Rename from lshr<mode>3.
6926 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6929 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6930 (check_format_info_main): Use scalar_identify_flag.
6931 (check_format_types): Check for scalar size identity if
6932 scalar_identify_flag is set.
6933 (printf_length_specs): Extend by new field.
6934 (asm_fprintf_length_specs): Likewise.
6935 (gcc_diag_length_specs): Likewise.
6936 (scanf_length_specs): Likewise.
6937 (strfmon_length_specs): Likewise.
6938 (gcc_gfc_length_specs): Likewise.
6939 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6940 (ms_printf_flag_specs): Likewise.
6941 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6943 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6946 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6947 (*call_value_pop_1): Ditto.
6948 (*sibcall_pop_1): New insn pattern.
6949 (*sibcall_value_pop_1): Ditto.
6951 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6954 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6957 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6960 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6961 (get_reg_use_in): New function.
6962 (forward_propagate_subreg): Propagate through subreg of zero_extend
6965 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6967 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6968 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6970 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6972 * configure.ac: Remove --with-datarootdir, --with-docdir,
6973 --with-htmldir switches. No need to call AC_SUBST for
6974 datarootdir, docdir, htmldir any more.
6975 * configure: Regenerate.
6976 * doc/install.texi (Configuration): Document --datarootdir,
6977 --docdir, --htmldir, --pdfdir; update documentation for
6978 --infodir, --mandir.
6979 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6982 * aclocal.m4: Regenerate.
6983 * config.in: Regenerate.
6984 * configure: Regenerate.
6986 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6987 Olivier Hainque <hainque@adacore.com>
6989 * config/ia64/ia64.c: Include libfuncs.h.
6990 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6991 (ia64_expand_call): Use reg 25 on VMS.
6992 (ia64_initialize_trampoline): Fix for VMS ABI.
6993 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6994 (ia64_function_arg): Initialize reg 25 on VMS.
6995 Fix OpenVMS ABI issues for varargs.
6996 For OpenVMS, emit the Argument Information register set in the
6997 incoming/sibcall case as well.
6998 (ia64_arg_type): New function.
6999 (ia64_function_arg_advance): Keep track of cum->words.
7000 Fix OpenVMS ABI issues for varargs.
7001 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7002 (ia64_override_options): Set flag_no_common on VMS.
7003 (ia64_init_builtins): Disable FWRITE builtin.
7004 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7005 (ia64_vms_init_libfuncs): Add decc$ routines.
7006 (ia64_vms_valid_pointer_mode): New function.
7007 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7008 (ia64_promote_function_mode): New function
7009 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7010 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7011 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7012 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7013 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7014 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7015 Suppress trailing '#' if VALUE is numeric.
7016 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7017 ia64_promote_function_mode.
7018 (TARGET_VALID_POINTER_MODE): Define.
7020 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7023 * config/rs6000/rs6000.c (rs6000_override_options): Use
7024 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7027 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7028 reporting of vector + decimal/boolean/complex error.
7030 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7032 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7033 __vector double TYPE_DECL.
7035 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7037 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7038 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7039 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7040 to pointer to enum machine_mode. Update all callers as needed.
7042 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7044 * config/alpha/alpha.md (exception_receiver): Emit alternative
7045 GP load sequence if flag_reorder_blocks_and_partition is set.
7046 (*exception_receiver_2): Also enable when
7047 flag_reorder_blocks_and_partition is set.
7049 2009-08-20 Matt Rice <ratmice@gmail.com>
7050 Diego Novillo <dnovillo@google.com>
7052 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7055 2009-08-20 Richard Guenther <rguenther@suse.de>
7057 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7058 * c-tree.h (c_dup_lang_specific_decl): Remove.
7059 (struct lang_decl, struct lang_type): Move definitions ...
7060 * c-lang.h: ... here. New file.
7061 * c-decl.c: Include c-lang.h.
7062 (c_dup_lang_specific_decl): Remove.
7063 * c-typeck.c: Include c-lang.h.
7064 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7065 (c-typeck.o): Likewise.
7066 * c-config-lang.in (gtfiles): Add c-lang.h.
7067 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7070 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7072 * config/alpha/alpha.c (alpha_end_function): Do not clear
7073 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7074 this is now handled in generic code.
7076 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7078 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7079 (s390_z10_fix_long_loop_prediction): New function.
7080 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7081 (s390_reorg): Walk over the INSNs and invoke
7082 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7084 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7086 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7087 "*brx_64bit", "*brx_31bit"): New patterns.
7088 * config/s390/s390.c ('E'): New output modifier.
7090 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7091 Richard Earnshaw <richard.earnshaw@arm.com>
7093 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7094 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7096 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7098 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7100 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7101 for mode mode of operand0 when doing secondary reload for SAR.
7103 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7106 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7107 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7109 2009-08-19 Jason Merrill <jason@redhat.com>
7111 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7112 supported template depth in C++0x.
7114 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7116 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7117 free_after_compilation.
7118 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7119 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7120 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7121 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7122 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7123 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7124 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7126 2009-08-19 Ian Lance Taylor <iant@google.com>
7128 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7129 of (plus (mult (neg B) C) A).
7131 2009-08-18 Michael Matz <matz@suse.de>
7133 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7134 instead of comparing TYPE_MAIN_VARIANT for equality.
7135 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7136 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7137 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7138 * gimplify.c (goa_lhs_expr_p): Ditto and use
7139 STRIP_USELESS_TYPE_CONVERSION.
7141 2009-08-18 Michael Matz <matz@suse.de>
7143 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7144 first field in a struct.
7145 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7147 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7149 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7150 locators before emit_insn is called. Remove assert that
7152 (alpha_end_function): Clear crtl->emit structure and free insn
7153 locators if cfun->is_thunk is true.
7155 2009-08-18 Jason Merrill <jason@redhat.com>
7157 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7159 * configure.ac: Test for it.
7160 * configure, config.in: Regenerate.
7161 * doc/install.texi: Document --enable-gnu-unique-object.
7163 2009-08-18 Richard Guenther <rguenther@suse.de>
7166 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7167 pow(x,y*z) only if x is nonnegative.
7169 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7171 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7175 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7176 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7178 2009-08-17 DJ Delorie <dj@redhat.com>
7180 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7181 * config/m32c/prologue.md (epilogue_freit): New.
7183 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7184 (bank_switch_p): Likewise.
7185 (fast_interrupt_p): Likewise.
7186 (interrupt_p): Likewise.
7187 (m32c_conditional_register_usage): Round memregs size up.
7188 (need_to_save): We only need to save $a0 when we use ENTER.
7189 (interrupt_p): Check for fast_interrupt too.
7190 (bank_switch_p): New.
7191 (fast_interrupt_p): New.
7192 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7193 (m32c_emit_prolog): Support bank switching and fast interrupts.
7194 * doc/extend.texi (Function Attributes): Add bank_switch and
7197 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7199 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7200 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7202 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7204 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7205 (menu): Add IA-64/VMS Options.
7206 (IA-64/VMS Options): Likewise.
7208 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7211 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7213 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7215 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7216 (mips_pop_asm_switch): Likewise.
7217 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7219 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7220 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7221 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7222 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7223 instead of set_noreorder.
7224 (mips_output_function_prologue): Use the new functions.
7225 (mips_output_function_epilogue): Likewise.
7226 (mips_need_noat_wrapper_p): New function, split out from...
7227 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7228 Use mips_push_asm_switch and mips_pop_asm_switch.
7229 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7230 and mips_pop_asm_switch.
7231 (ASM_OUTPUT_REG_POP): Likewise.
7232 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7233 Use mips_pop_asm_switch.
7234 (mips_asm_switch): New structure.
7235 (set_noreorder, set_nomacro): Replace with...
7236 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7237 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7238 instead of set_nomacro.
7239 (fix_truncsfsi2_macro): Likewise.
7240 (cprestore): Likewise.
7241 (hazard): Use mips_noreorder instead of set_noreorder.
7242 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7244 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7246 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7247 from prev_active_insn.
7249 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7251 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7252 * config/avr/avr.c (avr_override_options): Initialize
7253 avr_current_arch variable.
7254 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7255 __AVR_HAVE_16BIT_SP__ according to the device type.
7256 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7258 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7259 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7261 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7264 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7265 generating inlined subroutine die only. We shouldn't be
7266 called for anything else.
7267 (gen_block_die): Don't generate inline subroutine debug info for
7270 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7272 * graphite-poly.c (print_pbb): Print PBB index.
7274 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7277 * graphite-interchange.c (ppl_max_for_le): Moved...
7278 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7279 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7280 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7281 * graphite-ppl.h (ppl_max_for_le): Declared.
7283 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7285 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7286 supported on all platforms.
7287 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7288 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7289 * c-pragma.c: Likewise.
7290 * target-def.h (TARGET_INITIALIZER): Remove
7291 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7292 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7294 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7296 * config/ia64/fde-vms.c: New file.
7297 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7298 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7299 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7300 (uw_frame_state_for): Only register a personality routine if it is
7301 known to be compatible with our expectations.
7302 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7303 Declare unw_table_entry stack variable and
7304 mod all calls to _Unwind_FindTableEntry to add arg.
7305 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7306 (_Unwind_FindTableEntry): Add arg to prototype.
7308 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7310 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7311 field 'signal_pfs_loc'.
7312 (uw_frame_state_for): Remove duplicate code dealing with leaf
7313 procedures without unwind info.
7314 If in the frame after unwinding through a signal handler, restore
7315 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7316 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7317 'pfs_loc' to the AR.PFS location in the signal context; instead
7318 set 'signal_pfs_loc'.
7319 Manually generate the unwind info for the AR.PFS register.
7320 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7321 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7322 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7323 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7324 instead set 'signal_pfs_loc'.
7325 Remove code preventing the AR.PFS register from being restored
7326 from the signal context.
7328 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7329 Tristan Gingold <gingold@adacore.com>
7331 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7332 * config/ia64/t-vms: New file.
7333 * config/ia64/vms64.h: New file.
7334 * config/ia64/vms.h: New file.
7335 * config/ia64/vms-crtinit.asm: New file.
7336 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7337 * config/ia64/vms-unwind.h: New file.
7339 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7341 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7344 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7347 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7349 * real.h (do_mpc_arg2): ... here.
7350 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7353 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7355 * final.c (add_debug_prefix_map): Don't use GC memory for
7356 old_prefix and new_prefix.
7358 2009-08-14 Richard Guenther <rguenther@suse.de>
7360 * ipa-prop.c (compute_complex_pass_through): If we cannot
7361 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7363 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7365 * c-lex.c (c_lex_with_flags): Increase size of local variable
7366 to avoid memory clobber.
7368 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7371 * config/i386/i386.c (ix86_fp_comparison_strategy):
7372 Only enable/disable sahf at function granularity.
7374 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7376 PR rtl-optimization/41064
7377 * reload1.c (reload_as_needed): Don't call extract_insn
7378 for known invalid replacements after calling
7379 validate_replace_rtx_group and verify_changes.
7381 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7384 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7385 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7386 ix86_expand_fp_vcond.
7387 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7388 Assert that operation is supported by ix86_expand_int_vcond.
7389 (vcondu<SSEMODE124C8:mode>): Ditto.
7391 2009-08-13 DJ Delorie <dj@redhat.com>
7393 * config/i386/djgpp-stdint.h: New.
7394 * config.gcc (djgpp): Use it.
7396 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7398 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7399 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7401 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7403 * tree-ssa-loop-prefetch.c
7404 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7405 for long-stride pruning.
7406 (compute_miss_rate): New function to compute the probability
7407 that two memory references access different cache lines.
7409 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7411 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7413 2009-08-13 Richard Guenther <rguenther@suse.de>
7416 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7417 use the constant pointer type.
7418 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7419 of CV qualifiers on the target pointer type.
7420 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7421 conversion check before restrict check.
7423 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7426 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7428 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7430 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7432 2009-08-12 Richard Guenther <rguenther@suse.de>
7434 PR tree-optimization/41011
7435 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7436 and reference constructing.
7438 2009-08-12 Xinliang David Li <davidxl@google.com>
7440 PR tree-optimization/41012
7441 * tree-flow.h : New external interface.
7442 * gimple-low.c (check_call_arg): Change to public function.
7443 Remove argument mismatch check in lowering.
7444 * tree-inline.h (tree_can_inline_p): Interface change.
7445 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7447 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7448 Call change to tree_can_inline_p function.
7449 (cgraph_decide_inlining_incrementally): Ditto.
7451 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7453 PR tree-optimization/41031
7454 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7455 on the partition variable rather than promote_mode on the source
7456 type. Assert that the partition variable's type has the same
7457 mode as the source value's.
7459 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7461 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7462 for for_return == 2.
7463 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7465 * calls.c (expand_call): Fix typo.
7466 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7468 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7470 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7471 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7472 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7473 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7475 2009-08-12 Andrew Haley <aph@redhat.com>
7477 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7479 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7482 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7484 2009-08-12 Richard Guenther <rguenther@suse.de>
7486 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7487 * gimplify.c (gimplify_modify_expr): Do not use
7488 lang_hooks.types_compatible_p.
7489 * tree-ssa.c (useless_type_conversion_p): For aggregates
7490 just return false if the canonical types differ.
7492 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7495 * sese.c (convert_for_phi_arg): New.
7496 (add_guard_exit_phis): Use convert_for_phi_arg.
7498 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7500 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7501 unknown subscript upper bounds.
7503 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7504 Pranav Garg <pranav.garg2107@gmail.com>
7506 * graphite-interchange.c (gather_access_strides): Removed.
7507 (ppl_max_for_le): New.
7508 (build_linearized_memory_access): New.
7509 (memory_stride_in_loop): New.
7510 (pbb_interchange_profitable_p): Reimplemented.
7511 * graphite-ppl.h (ppl_new_id_map): New.
7512 (ppl_interchange): New.
7514 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7516 * graphite-interchange.c (compute_subscript): Removed.
7517 (compute_array_size_cstr): Removed.
7518 (compute_array_size_poly): Removed.
7519 (compute_array_size): Removed.
7520 (gather_access_strides_poly): Removed.
7521 (gather_access_strides): Empty.
7523 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7525 * graphite-dependences.c (dependence_polyhedron_1): Replace
7526 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7527 (graphite_legal_transform_dr): Same.
7528 (graphite_carried_dependence_level_k): Same.
7529 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7530 Initialize PDR_NB_SUBSCRIPTS.
7531 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7533 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7534 (PDR_NB_SUBSCRIPTS): New.
7535 (pdr_nb_subscripts): Removed.
7536 (pdr_dim): Simplified.
7537 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7538 with PDR_NB_SUBSCRIPTS.
7540 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7542 * graphite-interchange.c (compute_array_size): Remove use of
7544 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7545 Do not initialize PDR_DATA_CONTAINER.
7546 (print_pdr): Do not print PDR_DATA_CONTAINER.
7547 * graphite-poly.h (struct poly_dr): Remove data_container field.
7548 (PDR_DATA_CONTAINER): Removed.
7549 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7551 (build_poly_dr): Same.
7553 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7554 Sebastian Pop <sebastian.pop@amd.com>
7556 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7557 copy of the dependence polyhedron. Free the temporary objects.
7558 (graphite_carried_dependence_level_k): Free unused objects before
7561 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7563 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7564 Early return without analyzing the data dependences if no
7565 transform has been done. Call restore_scattering if the transform
7567 (graphite-interchange.c): Same.
7568 * graphite-poly.c (print_scattering_function): Test for
7570 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7571 (apply_poly_transforms): Do not gcc_assert that
7572 the transform is legal.
7573 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7574 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7575 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7576 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7577 * graphite-poly.h (struct poly_scattering): New.
7578 (struct poly_bb): Add original, transformed, and saved fields.
7579 Remove transformed_scattering, original_scattering,
7580 nb_local_variables and nb_scattering_transform fields.
7581 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7582 (poly_scattering_new): New.
7583 (poly_scattering_free): New.
7584 (poly_scattering_copy): New.
7585 (store_scattering_pbb): New.
7586 (store_scattering): New.
7587 (restore_scattering_pbb): New.
7588 (restore_scattering): New.
7589 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7590 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7592 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7594 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7597 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7599 * Makefile.in (graphite.o): Depends on PREDICT_H.
7600 * graphite.c: Include predict.h.
7601 (graphite_finalize): Call tree_estimate_probability.
7602 * predict.c (predict_loops): Do not call scev_initialize and
7604 (tree_estimate_probability_bb): New.
7605 (tree_estimate_probability): Do not initialize loops: move that
7606 code to the driver. Call tree_estimate_probability_bb.
7607 (tree_estimate_probability_driver): New.
7608 (pass_profile): Use tree_estimate_probability_driver.
7609 * predict.h (tree_estimate_probability): Declared.
7611 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7613 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7614 * graphite-dependences.c (graphite_legal_transform): Add time to
7615 TV_GRAPHITE_DATA_DEPS.
7616 (dependency_between_pbbs_p): Same.
7617 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7619 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7621 PR rtl-optimization/41033
7622 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7623 aliasing is disabled.
7625 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7627 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7628 si_mask_operand, and_load_operand, low_bitmask_operand,
7629 and_reg_operand, and_operand): New predicates.
7630 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7631 * config/mips/mips.c (and_operands_ok): New function.
7632 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7633 * config/mips/mips.md (move_type): Add ext_ins and logical.
7634 (type): Handle them.
7635 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7636 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7637 shift_shift. Remove commutative constraint modifier.
7638 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7640 (*clear_upper32_dext): Remove define_insn_and_split.
7641 (*clear_upper32): Turn this define_insn_and_split ...
7642 (splitter for ANDing register with 0xffff_ffff): .. into this.
7644 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7646 * combine.c (try_widen_shift_mode): Factor out code to check if an
7647 integer constant is a low-order bitmask from here ...
7648 * rtlanal.c (low_bitmask_len): ... to here.
7649 * rtl.h (low_bitmask_len): Declare.
7651 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7654 * config/alpha/alpha.md (addsi3): Remove expander.
7655 (addsi3): Rename from *addsi3_internal insn pattern.
7656 (subsi3): Remove expander.
7657 (subsi3): Rename from *subsi3_internal insn pattern.
7659 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7661 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7664 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7665 Eric Botcazou <botcazou@adacore.com>
7666 Douglas B Rupp <rupp@gnat.com>
7668 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7669 that records that fit in 64 bits are returned by immediate value,
7670 as required by OpenVMS Calling Standard.
7671 (function_value): Adjust for above modification.
7672 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7673 virtual_incoming_args_rtx as base object, not next_arg.
7674 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7676 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7678 * reload.c (find_reloads_subreg_address): Check the original
7679 req_equiv_mem address to detect the case where an address is
7680 not valid in the outer mode.
7682 2009-08-11 Richard Guenther <rguenther@suse.de>
7685 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7687 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7689 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7690 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7692 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7693 Douglas B Rupp <rupp@gnat.com>
7695 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7696 PT_STACK when frame_pointer_needed on OpenVMS.
7697 (alpha_pv_save_size, alpha_using_fp): Remove.
7698 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7699 with proper processing for PT_NULL.
7700 (alpha_vms_initial_elimination_offset): New function. Support for
7701 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7702 (alpha_sa_size): Force procedure type to PT_STACK when
7703 frame_pointer_needed on OpenVMS.
7704 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7705 (alpha_using_fp): Likewise.
7706 (alpha_vms_can_eliminate): Add prototype.
7707 (alpha_vms_initial_elimination_offset): Likewise.
7708 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7709 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7711 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7712 Douglas B Rupp <rupp@gnat.com>
7714 * config/alpha/alpha.c (common_object_handler): New function.
7715 (vms_attribute_table): Declare a single attribute "common_object".
7716 (vms_output_aligned_decl_common): New global function.
7717 (SECTION_VMS_OVERLAY): Delete.
7718 (SECTION_VMS_GLOBAL): Likewise.
7719 (SECTION_VMS_INITIALIZE): Likewise.
7720 (vms_asm_named_section): Remove support for above flags.
7721 (vms_section_type_flags): Delete.
7722 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7723 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7724 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7725 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7727 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7730 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7731 (sub_ddmmss): Likewise.
7733 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7736 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7739 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7742 * reload1.c (reload_as_needed): Use cancel_changes to completely
7743 undo a failed replacement attempt.
7745 2009-08-10 Richard Guenther <rguenther@suse.de>
7748 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7749 (useless_type_conversion_p): ... here. Require pointer targets
7752 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7755 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7756 loose the original type of the statement list.
7758 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7760 * config/alpha/alpha.c: Include libfuncs.h
7761 (avms_asm_output_extern): New function.
7762 (alpha_init_libfuncs): Init some decc libfuncs.
7763 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7764 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7765 (DO_CRTL_NAMES): Define.
7767 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7768 (LONG_TYPE_SIZE): Define.
7769 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7770 (SUBTARGET_SWITCHES): Define malloc64 switch.
7771 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7772 (MASK_RETURN_ADDR): Define.
7773 doc/invoke.texi (mmalloc64): Document switch.
7775 2009-08-09 Olivier Hainque <hainque@adacore.com>
7776 Douglas B Rupp <rupp@gnat.com>
7778 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7779 uses_condition_handler.
7780 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7781 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7782 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7783 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7784 (code_for_builtin): New insn codes for the new alpha_builtins.
7785 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7786 (alpha_sa_size): Account for uses_condition_handler.
7787 (alpha_expand_prologue): Likewise.
7788 (alpha_start_function): Likewise.
7789 (alpha_expand_epilogue): Likewise.
7790 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7791 establish/revert expanders.
7792 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7793 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7794 New expander, resorting to the alpha.c associated function.
7795 (builtin_revert_vms_condition_handler): Likewise.
7796 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7797 __gcc_shell_handler, the static VMS condition handler used as
7798 an indirection wrapper to the current dynamically established
7800 * config/alpha/vms-unwind.h: Complete rewrite.
7801 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7802 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7804 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7805 Douglas B Rupp <rupp@gnat.com>
7807 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7808 (alpha_need_linkage): Handle aliases. Return function symbol.
7809 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7810 Use ultimate alias target for the linkage name.
7811 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7812 by alpha_need_linkage for the function symbol.
7813 (setmemdi): Likewise.
7815 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7817 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7818 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7819 (ASM_WEAKEN_LABEL): Define.
7820 (CRT_CALL_STATIC_FUNCTION): Define.
7821 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7822 (ENDFILE_SPEC): Define.
7823 (INIT_SECTION_ASM_OP): Define.
7824 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7825 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7827 (MULTILIB_OSDIRNAMES): Define.
7828 (shlib_version): Define.
7829 (SHLIB_EXT): Define.
7830 (SHLIB_OBJS): Define.
7831 (SHLIB_NAME): Define.
7832 (SHLIB_MULTILIB): Define.
7833 (SHLIB_INSTALL): Define.
7834 (SHLIB_SYMVEC): Define.
7835 (SHLIB_SYMVECX2): Define.
7836 (SHLIB_LINK): Define.
7838 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7840 * config/alpha/alpha.c (alpha_initialize_trampoline):
7841 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7842 (alpha_start_function): Emit transfer address on nested functions
7843 for VMS trampoline call.
7844 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7845 since no longer used.
7846 * config/alpha/vms-tramp.asm: Remove.
7847 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7848 since now only data initialized at runtime.
7850 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7852 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7853 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7854 (MD_EXEC_PREFIX): Remove, no longer used.
7855 (MD_STARTFILE_PREFIX): Likewise.
7856 (INCLUDE_DEFAULTS): Likewise.
7857 * config/alpha/t-vms:
7858 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7860 2009-08-09 Richard Guenther <rguenther@suse.de>
7862 PR tree-optimization/41016
7863 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7864 (operand_precision): Remove.
7865 (integral_operand_p): Likewise.
7866 (recognize_single_bit_test): Adjust.
7868 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7870 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7871 operation overflows. Likewise non-cast unary arithmetic.
7872 If one arm of a conditional expression is always taken,
7873 inhibit evaluation warnings for the other arm. Likewise inhibit
7874 evaluation warnings for the second && or || operand if the first
7875 operand is enough to determine the result.
7876 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7878 (build_binary_op): Prevent duplicate evaluation warnings.
7880 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7882 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7883 and destination have different modes, Use promote_mode to
7884 determine the signedness of the conversion. Assert that the
7885 promoted source mode matches the destination mode. Don't pass
7886 the destination and destination mode to expand_expr if the source
7887 mode is different. Simplify conversion logic.
7889 2009-08-09 Ira Rosen <irar@il.ibm.com>
7891 PR tree-optimization/41008
7892 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7893 from condition only in case it's a comparison. Adjust checks.
7895 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7897 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7898 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7899 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7900 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7901 (dump_cand): Handle them.
7902 (struct iv_cand): New members COST_STEP and AINC_USE.
7903 (stmt_after_increment): Likewise.
7904 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7905 callers changed. Use gimple_uid comparison instead of scanning.
7906 (add_candidate_1): When looking for identical candidates, take
7907 AINC_USE into account. Set it for new candidates.
7908 (force_expr_to_var_cost): Cast target_spill_cost to int.
7909 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7910 All callers changed. Check for availability of autoinc addressing
7911 modes, both in general for a given mode, and in the specific use case.
7912 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7914 (get_computation_cost): Likewise.
7915 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7916 add_autoinc_candidates): New static functions.
7917 (add_candidate): Call add_autoinc_candidates for candidates based on
7919 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7920 (determine_use_iv_cost_address): If we have an autoinc candidate at
7921 the matching use, verify autoinc is possible and subtract the cost
7922 of the candidate's step from the cost.
7923 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7924 member of the candidate.
7925 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7926 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7928 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7930 * config.build (ia64-hp-*vms*): New target.
7931 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7933 * config.gcc (ia64-hp-*vms*): New target.
7934 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7936 * config.host (ia64-hp-*vms*): New target.
7937 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7940 2009-08-08 Richard Guenther <rguenther@suse.de>
7942 PR tree-optimization/40991
7943 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7945 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7947 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7948 mode check. Do truncations in an integer mode.
7949 (force_to_mode): Handle subregs for all mode types. Only do
7950 arithmetic simplifications on integer modes.
7952 2009-08-07 Richard Guenther <rguenther@suse.de>
7954 PR tree-optimization/40999
7955 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7956 (maybe_fold_reference): Lookup constant initializers.
7957 (fold_gimple_assign): Likewise.
7959 2009-08-07 Richard Guenther <rguenther@suse.de>
7961 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7962 that require structural equality defer to the langhook.
7964 2009-08-07 Martin Jambor <mjambor@suse.cz>
7966 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7968 (struct ipa_pass_through_data): New type.
7969 (struct ipa_ancestor_jf_data): New type.
7970 (union jump_func_value): Removed field formal_id, added fields
7971 pass_through and ancestor.
7972 (struct ipa_param_call_note): Changed type of formal_id to int from
7974 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7975 operations jump functions and ancestor jump functions.
7976 (compute_complex_pass_through): New function.
7977 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7978 reflect changes in the jump function strucutre.
7979 (update_jump_functions_after_inlining): Ignore complex pass-through
7980 and ancestor jump functions.
7981 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7982 polynomial pass-through with operation jump functions.
7984 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7986 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7987 fde->dw_fde_begin as begin label instead of hot/cold label.
7988 Use LLSDAC label instead of LLSDA for second section lsda.
7989 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7990 label instead of LLSDA if it is true.
7991 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7993 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7994 SECTION argument. Use it as index into crtl->eh.call_site_record
7996 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7997 use it to determine how to print table entries instead of using
7998 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7999 label instead of normal begin label as base.
8000 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8001 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8002 ensure no EH range spans between sections and that landing pads
8003 are always in the corresponding section.
8004 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8005 for crtl->eh.call_site_record being an array rather than scalar.
8006 (output_one_function_exception_table): New function, copied
8007 from output_function_exception_table. Adjust
8008 dw2_size_of_call_site_table, dw2_output_call_site_table
8009 callers. For SECOND section use *C suffixed labels.
8010 (output_function_exception_table): Call
8011 output_one_function_exception_table and, when doing hot/cold
8012 partitioning, also another time for the second section.
8013 * opts.c: Include except.h.
8014 (decode_options): Allow -freorder-blocks-and-partition with
8015 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8016 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8017 * function.h (struct rtl_eh): Change call_site_record from
8018 scalar into array of 2 elements.
8020 2009-08-07 Martin Jambor <mjambor@suse.cz>
8022 * ipa-prop.c (count_formal_params_1): New function.
8023 (ipa_get_vector_of_formal_parms): New function.
8024 (get_vector_of_formal_parm_types): New function.
8025 (ipa_modify_formal_parameters): New function.
8026 (ipa_modify_call_arguments): New function.
8027 (index_in_adjustments_multiple_times_p): New function.
8028 (ipa_combine_adjustments): New function.
8029 (ipa_dump_param_adjustments): New function.
8030 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8031 (ipa_get_vector_of_formal_parms): Declare.
8032 (ipa_modify_formal_parameters): Declare.
8033 (ipa_modify_call_arguments): Declare.
8034 (ipa_combine_adjustments): Declare.
8035 (ipa_dump_param_adjustments): Declare.
8036 (build_ref_for_offset): Declare.
8037 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8038 * tree-sra.c: Include ipa-prop.c.
8039 (build_ref_for_offset): Make public.
8041 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8043 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8045 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8047 * gcc/doc/extend.texi (__builtin_extract_return_address)
8048 (__builtin_frob_return_address): Document.
8050 2009-08-06 Paul Brook <paul@codesourcery.com>
8052 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8053 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8054 implementation on ARMv6-M.
8056 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8058 * doc/extend.texi (pcs): Document new attribute for ARM.
8060 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8062 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8065 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8067 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8070 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8072 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8074 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8076 Merge ARM/hard_vfp_branch to trunk.
8078 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8080 * arm.c (libcall_eq): New function.
8081 (libcall_hash): New function.
8082 (add_libcall): New function.
8083 (arm_libcall_uses_aapcs_base): New function.
8084 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8085 libcalls using the base PCS.
8086 (arm_init_cumulative_args): Likewise.
8088 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8090 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8091 Use base ABI for conversion libfuncs between HFmode and SFmode.
8093 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8095 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8096 V4SImode as representatives of all 64-bit and 128-bit vector
8097 types. Allow vector types without vector modes.
8098 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8099 without vector modes like BLKmode.
8100 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8101 BLKmode. Avoid unsupported vector modes or TImode moves for
8103 (aapcs_vfp_allocate_return_reg): Likewise.
8104 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8105 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8107 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8109 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8110 (arm_get_pcs_model): Pass attribute arguments to
8111 arm_pcs_from_attribute.
8112 (arm_init_cumulative_args): Use base AAPCS for conversions from
8113 floating-point types to DImode.
8114 (arm_attribute_table): Add pcs attribute.
8115 (arm_handle_pcs_attribute): New.
8116 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8117 conversions from floating-point types to DImode, also declare them
8118 to use base AAPCS and declare functions they call to use base
8119 AAPCS and their RTABI names.
8121 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8123 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8124 -mfloat-abi=hard not being supported for VFP.
8126 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8128 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8129 SYMBOL_REF to hard_libcall_value.
8131 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8132 Richard Earnshaw <rearnsha@arm.com>
8134 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8135 has been put on the stack, all remaining co-processory arguments for
8136 that co-processor also go on the stack.
8138 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8140 * config/arm/arm.c (arm_return_in_memory): Handle returning
8141 vectors of suitable size in registers also for AAPCS case.
8143 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8145 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8147 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8149 ARM Hard-VFP calling convention
8150 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8151 * target.h (gcc_target): Add libcall_value to table of call hooks.
8152 * targhooks.h (default_libcall_value): Default implementation.
8153 * targhooks.c (default_libcall_value): Likewise.
8154 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8155 * optabs.c (expand_unop): Use it.
8156 * expr.h (hard_libcall_value): Pass the function RTX through.
8157 * calls.c (emit_library_call_value_1): Update call to
8159 * explow.c (hard_libcall_value): Use new target hook.
8160 * testsuite/lib/target-supports.exp
8161 (check_effective_target_arm_hard_vfp_ok): New hook.
8162 (check_effective_target_arm_neon_ok): Improve test for neon
8164 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8165 * config/arm/arm.c: Include cgraph.h
8166 (TARGET_FUNCTION_VALUE): Override default hook.
8167 (arm_pcs_default): New variable.
8168 (arm_override_options): Don't fault hard calling convention with VFP.
8169 Add support for AAPCS variants.
8170 (arm_function_value): Make static. Handle AAPCS variants.
8171 (arm_libcall_value): New function.
8172 (arm_apply_result_size): Handle VFP registers in results.
8173 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8175 (pcs_attribute_args): New variable.
8176 (arm_pcs_from_attribute): New function.
8177 (arm_get_pcs_model): New function.
8178 (aapcs_vfp_cum_init): New function.
8179 (aapcs_vfp_sub_candidate): New function.
8180 (aapcs_vfp_is_return_candidate): New function.
8181 (aapcs_vfp_is_call_candidate): New function.
8182 (aapcs_vfp_allocate): New function.
8183 (aapcs_vfp_allocate_return_reg): New function.
8184 (aapcs_vfp_advance): New function.
8185 (aapcs_cp_arg_layout): New variable.
8186 (aapcs_select_call_coproc): New function.
8187 (aapcs_select_return_coproc): New function.
8188 (aapcs_allocate_return_reg): New function.
8189 (aapcs_libcall_value): New function.
8190 (aapcs_layout_arg): New function.
8191 (arm_init_cumulative_args): Initialize AAPCS args data.
8192 (arm_function_arg): Handle AAPCS variants using new interface.
8193 (arm_arg_parital_bytes): Likewise.
8194 (arm_function_arg_advance): New function.
8195 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8196 calling conventions.
8197 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8198 * arm.h (NUM_VFP_ARG_REGS): Define.
8199 (LIBCALL_VALUE): Update.
8200 (FUNCTION_VALUE): Delete.
8201 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8202 (arm_pcs): New enum.
8203 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8204 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8205 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8206 * arm-protos.h (arm_function_arg_advance): Add.
8207 (aapcs_libcall_value): Add.
8208 (arm_function_value): Delete.
8210 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8211 H.J. Lu <hongjiu.lu@intel.com>
8214 * config/i386/i386.c (standard_sse_mode_p): Remove.
8215 (standard_sse_constant_p): Return 2 for integer mode
8216 vector_all_ones_operand when SSE2 is enabled.
8217 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8218 (ix86_expand_vector_move): Do not check for negative values from
8219 standard_sse_constant_p.
8221 2009-08-06 Richard Guenther <rguenther@suse.de>
8223 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8224 array type comparisons frontend independent.
8225 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8226 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8227 out array reference lower bound and element size operands.
8228 (ao_ref_init_from_vn_reference): Properly compute the offset
8229 for ARRAY_RANGE_REF.
8230 (vn_reference_fold_indirect): Fill out array reference lower
8231 bound and element size operands.
8232 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8233 a non gimple valued reference operand which can happen for
8234 array reference lower bound or element size.
8235 (create_component_ref_by_pieces_1): Properly generate the
8236 element size operand for array references.
8238 2009-08-06 Richard Guenther <rguenther@suse.de>
8240 PR tree-optimization/40964
8241 * tree.c (iterative_hash_host_wide_int): Export.
8242 * tree.h (iterative_hash_host_wide_int): Declare.
8243 * tree-ssa-structalias.c (heapvar_map): New struct.
8244 (heapvar_map_eq): New function.
8245 (heapvar_map_hash): Likewise.
8246 (heapvar_lookup): Adjust.
8247 (heapvar_insert): Likewise.
8248 (make_constraint_from_heapvar): Allow multiple heap variables
8249 per decl at different offsets.
8250 (init_alias_heapvars): Adjust.
8252 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8254 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8255 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8256 trailing sync if TARGET_SYNC_AFTER_SC.
8258 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8260 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8261 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8262 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8263 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8264 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8265 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8266 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8267 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8268 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8269 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8270 the prototype declaration match the definition.
8271 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8272 instructions explicitly. Add barrier_before and operands
8274 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8275 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8276 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8277 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8278 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8279 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8281 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8283 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8285 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8286 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8289 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8292 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8294 PR rtl-optimization/40924
8295 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8296 make sure canon_rtx (mem_address) isn't simpler than
8297 canon_rtx (expanded_mem_address).
8299 2009-08-05 Li Feng <nemokingdom@gmail.com>
8301 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8303 (build_scop_drs): Build alias set for each SCoP.
8305 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8307 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8308 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8309 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8310 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8311 (BASE_DRIVER_SELF_SPECS): Likewise.
8313 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8315 * tree-ssa-alias.c: Fix some comment typos.
8317 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8319 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8320 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8322 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8325 * simplify-rtx.c (simplify_binary_operation_1): Disable
8326 simplifications for decimal float operations.
8328 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8331 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8332 operand of INDIRECT_REF.
8334 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8336 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8337 constants referencing TLS symbols.
8339 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8341 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8342 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8344 2009-08-03 Richard Guenther <rguenther@suse.de>
8346 * tree.c (make_vector_type): Build a main variant first,
8347 get the canonical one and then build the variant.
8348 * tree-ssa.c (useless_type_conversion_p_1): Handle
8350 (useless_type_conversion_p): Conversions to pointers to
8351 incomplete record types are useless.
8353 2009-08-03 Richard Guenther <rguenther@suse.de>
8355 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8356 file will be created.
8357 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8358 * toplev.c (compile_file): Adjust comment.
8360 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8362 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8363 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8364 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8365 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8366 (sh_promote_function_mode): Fix typo.
8368 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8370 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8372 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8374 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8375 declaration arguments.
8377 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8379 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8380 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8381 (ix86_split_ashl): Ditto.
8382 (ix86_expand_vector_init_one_nonzero): Ditto.
8383 (ix86_expand_vector_set): Ditto.
8384 (ix86_expand_reduc_v4sf): Ditto.
8386 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8388 * explow.c (promote_function_mode): Remove assert.
8389 * config/sh/sh.c (sh_promote_function_mode): Declare.
8391 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8393 * config/pa/pa.c (pa_promote_function_mode): Declare.
8394 Change to static. Fix promote_mode call.
8396 * gthr-dce.h (CONST_CAST2): Define if not defined.
8397 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8399 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8401 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8403 * expr.c (store_constructor): Use promote_decl_mode. Remove
8404 now write-only variable unsignedp.
8405 (expand_expr_real_1): Use promote_decl_mode.
8406 * expr.h (promote_function_mode, promote_decl_mode): New.
8407 (promote_mode): Remove last argument.
8408 * function.c (assign_temp): Drop last argument of promote_mode.
8409 (assign_parm_find_data_types): Use promote_function_mode.
8410 (assign_parm_setup_reg): Likewise.
8411 (expand_function_end): Use promote_function_mode.
8412 * calls.c (initialize_argument_information): Use promote_function_mode.
8413 (precompute_arguments): Use promote_mode instead of checking if
8414 only PROMOTE_FUNCTION_MODE is defined.
8415 (expand_call): When making sibcall decisions, use promote_function_mode.
8416 Below, remove an if for targetm.calls.promote_function_return and
8417 and use promote_function_mode.
8418 (emit_library_call_value_1): Use promote_function_mode, fix bug
8419 where promote_mode was passed FOR_CALL == 0 for a return value in an
8421 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8422 * explow.c (promote_function_mode, promote_decl_mode): New.
8423 (promote_mode): Keep only the FOR_CALL == 0 case.
8424 * combine.c (setup_incoming_promotion): Remove test of
8425 promote_function_args. Use promote_function_mode.
8426 * stmt.c (expand_value_return): Use promote_decl_mode.
8427 (expand_decl): Use promote_decl_mode.
8429 * expr.c (store_constructor): Use promote_decl_mode. Remove
8430 now write-only variable unsignedp.
8431 (expand_expr_real_1): Use promote_decl_mode.
8432 * expr.h (promote_function_mode, promote_decl_mode): New.
8433 (promote_mode): Remove last argument.
8434 * function.c (assign_temp): Drop last argument of promote_mode.
8435 (assign_parm_find_data_types): Use promote_function_mode.
8436 (assign_parm_setup_reg): Likewise.
8437 (expand_function_end): Use promote_function_mode.
8438 * calls.c (initialize_argument_information): Use promote_function_mode.
8439 (precompute_arguments): Use promote_mode instead of checking if
8440 only PROMOTE_FUNCTION_MODE is defined.
8441 (expand_call): When making sibcall decisions, use promote_function_mode.
8442 Below, remove an if for targetm.calls.promote_function_return and
8443 and use promote_function_mode.
8444 (emit_library_call_value_1): Use promote_function_mode, fix bug
8445 where promote_mode was passed FOR_CALL == 0 for a return value in an
8447 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8448 * explow.c (promote_function_mode, promote_decl_mode): New.
8449 (promote_mode): Keep only the FOR_CALL == 0 case.
8450 * combine.c (setup_incoming_promotion): Remove test of
8451 promote_function_args. Use promote_function_mode.
8452 * stmt.c (expand_value_return): Use promote_decl_mode.
8453 (expand_decl): Use promote_decl_mode.
8455 * explow.c (promote_function_mode): Just call the target hook.
8456 * targhooks.c (default_promote_function_mode,
8457 default_promote_function_mode_always_promote): New.
8458 * targhooks.h (default_promote_function_mode,
8459 default_promote_function_mode_always_promote): Declare.
8460 * target.h (promote_function_args, promote_function_return): Remove.
8461 (promote_function_mode): New.
8462 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8463 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8464 (TARGET_PROMOTE_FUNCTION_MODE): New.
8465 (TARGET_CALLS): Adjust.
8466 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8467 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8469 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8470 * config/s390/s390.c (s390_promote_function_mode): ... here,
8471 with pointer handling.
8472 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8473 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8475 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8476 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8477 with pointer handling.
8478 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8479 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8481 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8482 * config/sh/sh.c (sh_promote_function_mode): New.
8483 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8484 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8486 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8487 * config/cris/cris.c (cris_promote_function_mode): ... here.
8488 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8489 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8491 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8492 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8493 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8494 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8496 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8497 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8498 complex type handling.
8499 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8500 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8502 * config/pa/pa.c (pa_promote_function_mode): New.
8503 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8504 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8506 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8507 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8508 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8509 * config/xtensa/xtensa.c: Likewise.
8510 * config/stormy16/stormy16.c: Likewise.
8511 * config/iq2000/iq2000.c: Likewise.
8512 * config/rs6000/rs6000.c: Likewise.
8513 * config/picochip/picochip.c: Likewise.
8514 * config/arc/arc.c: Likewise.
8515 * config/mcore/mcore.c: Likewise.
8516 * config/score/score.c: Likewise.
8517 * config/mips/mips.c: Likewise.
8518 * config/bfin/bfin.c: Likewise.
8519 * config/ia64/ia64.c: Likewise (disabled though).
8521 * config/frv/frv.h: Remove pointless remark.
8523 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8524 TARGET_PROMOTE_FUNCTION_ARGS,
8525 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8526 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8528 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8530 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8531 -floop-parallelize-all.
8532 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8533 flag_loop_parallelize_all.
8534 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8535 * graphite.c (graphite_transform_loops): Same.
8537 * graphite-poly.c (apply_poly_transforms): Same.
8539 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8541 PR tree-optimization/40914
8542 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8543 if set, then check the delta field of the PMF record.
8544 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8545 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8546 call is stored in the delta.
8548 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8550 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8552 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8554 * config/i386/bsd.h (ASM_BYTE): New define.
8555 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8556 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8557 .byte. Use fputs or putc instead of fprintf where appropriate.
8558 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8559 fputs or putc instead of fprintf where appropriate.
8560 * config/i386/i386elf.h: Ditto.
8561 * config/i386/sysv4.h: Ditto.
8563 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8564 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8565 (*tls_global_dynamic_64): Ditto.
8567 2009-07-31 Christian Bruel <christian.bruel@st.com>
8569 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8571 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8573 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8574 Remove dead code for MINUS.
8576 2009-07-31 Anthony Green <green@moxielogic.com>
8578 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8580 (moxie_expand_epilogue): Ditto for epilogue.
8581 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8583 (moxie_function_arg): Ditto.
8584 (moxie_pass_by_reference): Ditto.
8585 (moxie_arg_partial_bytes): Ditto.
8586 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8587 (FUNCTION_ARG_ADVANCE) Ditto.
8588 (REG_PARM_STACK_SPACE) Ditto.
8589 (FUNCTION_ARG_REGNO_P) Dito.
8591 * config.gcc: Add moxie linux config support.
8592 * gcc/config/moxie/uclinux.h: New file.
8594 2009-07-31 DJ Delorie <dj@redhat.com>
8596 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8597 (UNSPECV_SP_SWITCH_E): New.
8598 (sp_switch_1): Change to an unspec.
8599 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8601 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8602 reference the new stack's address
8604 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8606 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8607 graphite-clast-to-gimple.o, graphite-dependences.o,
8608 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8609 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8610 (graphite-blocking.o,
8611 graphite-clast-to-gimple.o, graphite-dependences.o,
8612 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8613 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8614 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8615 * cfgloop.h (struct loop): Add can_be_parallel field.
8616 * common.opt (fgraphite-identity): Moved up.
8617 (fgraphite-force-parallel): New flag.
8618 * graphite.c: Rewrite.
8619 * graphite.h: Rewrite.
8620 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8622 * toplev.c (graphite_out_file): New file descriptor.
8623 (graphite_in_file): New.
8624 (process_options): flag_graphite_force_parallel cannot be used without
8626 * tree-ssa-loop.c: Include toplev.h.
8627 (gate_graphite_transforms): Enable flag_graphite for
8628 flag_graphite_force_parallel.
8630 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8632 * ChangeLog.graphite: New.
8633 * graphite-blocking.c: New.
8634 * graphite-clast-to-gimple.c: New.
8635 * graphite-clast-to-gimple.h: New.
8636 * graphite-dependences.c: New.
8637 * graphite-dependences.h: New.
8638 * graphite-interchange.c: New.
8639 * graphite-poly.c: New.
8640 * graphite-poly.h: New.
8641 * graphite-ppl.c: New.
8642 * graphite-ppl.h: New.
8643 * graphite-scop-detection.c: New.
8644 * graphite-scop-detection.h: New.
8645 * graphite-sese-to-poly.c: New.
8646 * graphite-sese-to-poly.h: New.
8650 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8652 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8653 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8655 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8657 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8658 (scev_is_linear_expression): Return false if the evolution is not
8659 affine multivariate.
8661 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8663 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8664 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8666 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8668 * tree-data-ref.c (debug_data_references): New.
8669 (debug_data_reference): New.
8670 * tree-data-ref.h (debug_data_references): Declared.
8671 (debug_data_reference): Declared.
8673 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8675 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8676 * tree-data-ref.h (scop_p): Removed.
8677 (struct data_reference): Remove field scop.
8679 (stmt_simple_memref_p): Removed.
8681 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8683 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8684 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8687 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8689 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8691 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8693 * doc/invoke.texi (-fgraphite-identity): Documented.
8695 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8697 * tree-scalar-evolution.c: Fix comment.
8698 (instantiate_scev_1): Return unknow from scev instantiation if the
8699 result is not above instantiate_below.
8701 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8703 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8704 static anymore. Instantiate the symbols that may have been introduced
8706 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8709 2009-07-30 DJ Delorie <dj@redhat.com>
8711 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8712 .vliw directive to VLIW sections.
8714 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8716 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8718 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8719 (AUTOHEADER): New variable.
8720 ($(srcdir)/cstamp-h.in): Use it.
8722 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8723 Pat Haugen <pthaugen@us.ibm.com>
8724 Revital Eres <ERES@il.ibm.com>
8726 * config/rs6000/vector.md (VEC_F): Add VSX support.
8730 (vector_load_<mode>): Ditto.
8731 (vector_store_<mode>): Ditto.
8732 (vector GPR move split): Ditto.
8733 (vec_reload_and_plus_<mptrsize>): Ditto.
8734 (vec_reload_and_reg_<mptrsize>): Ditto.
8735 (add<mode>3): Ditto.
8736 (sub<mode>3): Ditto.
8737 (mul<mode>3): Ditto.
8738 (neg<mode>2): Ditto.
8739 (abs<mode>2): Ditto.
8740 (smin<mode>3): Ditto.
8741 (smax<mode>3): Ditto.
8742 (vector_eq<mode>): Ditto.
8743 (vector_gt<mode>): Ditto.
8744 (vector_ge<mode>): Ditto.
8745 (vector_gtu<mode>): Ditto.
8746 (vector_select_<mode>_uns): Ditto.
8747 (vector_eq_<mode>_p): Ditto.
8748 (vector_gt_<mode>_p): Ditto.
8749 (vector_ge_<mode>_p): Ditto.
8750 (vector_gtu_<mode>_p): Ditto.
8751 (cr6_test_for_zero): Ditto.
8752 (cr6_test_for_zero_reverse): Ditto.
8753 (cr6_test_for_lt): Ditto.
8754 (cr6_test_for_lt_reverse): Ditto.
8755 (xor<mode>3): Ditto.
8756 (ior<mode>3): Ditto.
8757 (and<mode>3): Ditto.
8758 (one_cmpl<mode>2): Ditto.
8759 (nor<mode>2): Ditto.
8760 (andc<mode>2): Ditto.
8761 (float<VEC_int<mode>2): Ditto.
8762 (unsigned_float<VEC_int><mode>2): Ditto.
8763 (fix_trunc<mode><VEC_int>2): Ditto.
8764 (fixuns_trunc<mode><VEC_int>2): Ditto.
8766 (vec_set<mode>): Ditto.
8767 (vec_extract<mode>): Ditto.
8768 (vec_interleave_highv4sf): Ditto.
8769 (vec_interleave_lowv4sf): Ditto.
8770 (vec_realign_load_<mode>): Ditto.
8771 (vec_shl_<mode>): Ditto.
8772 (vec_shr_<mode>): Ditto.
8773 (div<mode>3): New patterns for VSX.
8774 (vec_interleave_highv2df): Ditto.
8775 (vec_interleave_lowv2df): Ditto.
8776 (vec_pack_trunc_v2df): Ditto.
8777 (vec_pack_sfix_trunc_v2df): Ditto.
8778 (vec_pack_ufix_trunc_v2df): Ditto.
8779 (vec_unpacks_hi_v4sf): Ditto.
8780 (vec_unpacks_lo_v4sf): Ditto.
8781 (vec_unpacks_float_hi_v4si): Ditto.
8782 (vec_unpacks_float_lo_v4si): Ditto.
8783 (vec_unpacku_float_hi_v4si): Ditto.
8784 (vec_unpacku_float_lo_v4si): Ditto.
8785 (movmisalign<mode>): Ditto.
8786 (vector_ceil<mode>2): New patterns for vectorizing math library.
8787 (vector_floor<mode>2): Ditto.
8788 (vector_btrunc<mode>2): Ditto.
8789 (vector_copysign<mode>3): Ditto.
8791 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8792 predicate for setting the high bit in each word, used for copysign.
8794 * config/rs6000/ppc-asm.h (f19): Whitespace.
8795 (f32-f63): Define if VSX.
8796 (v0-v31): Define if Altivec.
8797 (vs0-vs63): Define if VSX.
8799 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8801 * config/rs6000/power7.md: New file, provide tuning parameters for
8804 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8805 (rs6000_cpu_cpp_builtins): Ditto.
8806 (altivec_overloaded_builtins): Ditto.
8807 (altivec_resolve_overloaded_builtin): Ditto.
8809 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8810 debug switch to disable vectorizing simple math builtin
8813 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8814 Vectorize simple math builtin functions.
8815 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8816 hook to vectorize math builtins.
8817 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8818 (rs6000_builtin_conversion): Add VSX/power7 support.
8819 (rs6000_builtin_vec_perm): Ditto.
8820 (vsplits_constant): Add support for loading up a vector constant
8821 with just the high bit set in each part.
8822 (rs6000_expand_vector_init): Add VSX/power7 support.
8823 (rs6000_expand_vector_set): Ditto.
8824 (rs6000_expand_vector_extract): Ditto.
8825 (rs6000_emit_move): Ditto.
8826 (bdesc_3arg): Ditto.
8827 (bdesc_2arg): Ditto.
8828 (bdesc_1arg): Ditto.
8829 (rs6000_expand_ternop_builtin): Ditto.
8830 (altivec_expand_builtin): Ditto.
8831 (rs6000_expand_unop_builtin): Ditto.
8832 (rs6000_init_builtins): Ditto.
8833 (altivec_init_builtins): Ditto.
8834 (builtin_function_type): Ditto.
8835 (rs6000_common_init_builtins): Ditto.
8836 (rs6000_handle_altivec_attribute); Ditto.
8837 (rs6000_mangle_type): Ditto.
8838 (rs6000_vector_mode_supported_p): Ditto.
8839 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8842 * config/rs6000/vsx.md: New file for VSX support.
8844 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8845 identifing values with just the most significant bit set.
8846 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8847 vectorized builtins.
8849 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8850 (UNSPEC_VRFIM): Delete.
8851 (splitter for loading up vector with most significant bit): New
8852 splitter for vectorizing copysign.
8853 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8854 vectorizing simple math functions.
8855 (altivec_vrfip): Add support for vectorizing simple math functions.
8856 (altivec_vrfim): Ditto.
8857 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8859 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8860 (power7.md, vsx.md): Include for power7 support.
8861 (copysigndf3): Use VSX instructions if -mvsx.
8862 (negdf2_fpr): Ditto.
8863 (absdf2_fpr): Ditto.
8864 (nabsdf2_fpr): Ditto.
8865 (adddf3_fpr): Ditto.
8866 (subdf3_fpr): Ditto.
8867 (muldf3_fpr): Ditto.
8868 (divdf3_fpr): Ditto.
8869 (fix_truncdfdi2_fpr): Ditto.
8870 (cmpdf_internal1): Ditto.
8871 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8872 (btruncdf2, btruncdf2_fpr): Ditto.
8873 (ceildf2, ceildf2_fpr): Ditto.
8874 (floordf2, floordf2_fpr): Ditto.
8875 (floatdidf2, floatdidf2_fpr): Ditto.
8876 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8877 (fmsubdf4_fpr): Ditto.
8878 (fnmadddf4_fpr_1): Ditto.
8879 (fnmadddf4_fpr_2): Ditto.
8880 (fnmsubdf4_fpr_1): Ditto.
8881 (fnmsubdf4_fpr_2): Ditto.
8882 (fixuns_truncdfdi2): Add expander for VSX support.
8883 (fix_truncdfdi2): Ditto.
8884 (fix_truncdfsi2): Ditto.
8886 (btruncsf2): Whitespace.
8887 (movdf_hardfloat32): Add support for VSX registers.
8888 (movdf_softfloat32): Ditto.
8889 (movdf_hardfloat64): Ditto.
8890 (movdf_hardfloat64_mfpgpr): Ditto.
8891 (movdf_softfloat64): Ditto.
8892 (movti splitters): Add check for vector registers supporting
8893 TImode in the future.
8894 (bpermd): Add power7 bpermd instruction.
8896 * config/rs6000/altivec.h (vec_div): Define if VSX.
8900 (vec_nearbyint): Ditto.
8903 (all predicates): Use the generic builtin function, and not the V4SF
8904 specific function so that the predicates will work with VSX's V2DF.
8908 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8909 Document new VSX functions and types.
8911 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8914 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8915 "wa", and "j" constraints. Modify "v" to talk about Altivec
8916 instead of just vector.
8918 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8921 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8922 location for phi arguments.
8923 (rewrite_update_phi_arguments): Find locations for reaching defs.
8924 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8925 Add location to add_phi_arg calls.
8926 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8927 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8928 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8929 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8930 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8931 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8932 * tree-phinodes.c (make_phi_node): Initialize location.
8933 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8934 (add_phi_arg): Add location parameter.
8935 (remove_phi_arg_num): Move location when moving phi argument.
8936 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8938 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8939 slpeel_update_phi_nodes_for_guard1,
8940 slpeel_update_phi_nodes_for_guard2,
8941 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8942 vect_loop_versioning): Set locations.
8943 * tree-parloops.c (create_phi_for_local_result,
8944 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8945 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8946 * tree-vect-loop.c (get_initial_def_for_induction,
8947 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8949 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8950 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8951 (gimple_phi_arg_set_location): New. Set locus.
8952 (gimple_phi_arg_has_location): New. Check for locus.
8953 (redirect_edge_var_map_location): New. Return locus from var_map.
8954 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8955 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8956 combining PHI arguments.
8957 (cond_store_replacement): Set location.
8958 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8959 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8960 scop_add_exit_phis_edge): Add locations.
8961 * tree-cfgcleanup.c (remove_forwarder_block,
8962 remove_forwarder_block_with_phi): Add locations.
8963 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8964 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8966 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8967 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8968 flush_pending_stmts): Add source location.
8969 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8970 stack to preserve locations.
8971 * tree-vect-stmts.c (vectorizable_load): Add location.
8972 * tree-inline.c (copy_phis_for_bb): Copy locus.
8973 (setup_one_parameter): Add call locus to inlined parameter stmts.
8974 (initialize_inlined_parameters): Pass in call location as parameter
8976 (tree_function_versioning): Pass location to setup_one_parameter.
8977 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8978 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8979 copy and edge lists.
8980 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8981 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8982 locus parameter and override the stmt default if provided.
8983 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8984 elim_graph_add_edge, elim_graph_remove_succ_edge,
8985 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8986 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8987 eliminate_phi): Add locus info in elimination graph for each edge and
8989 (insert_backedge_copies): Copy locus if present.
8990 * tree-flow.h (struct _edge_var_map): Add locus field.
8991 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8992 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8993 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8995 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8997 2009-07-30 Martin Jambor <mjambor@suse.cz>
8999 PR tree-optimization/40570
9000 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9003 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9005 * ssa-loop-manip.c: Include langhooks.h.
9006 (rewrite_phi_with_iv): New.
9007 (rewrite_all_phi_nodes_with_iv): New.
9008 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9009 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9010 * tree-parloops.c (loop_parallel_p): Move out all conditions
9011 except dependency check.
9012 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9013 (gen_parallel_loop): Call canonicalize_loop_ivs without
9014 reduction_list argument.
9015 (build_new_reduction): New.
9016 (gather_scalar_reductions): New.
9017 (try_get_loop_niter): New.
9018 (try_create_reduction_list): New.
9019 (parallleize_loops): Change the parallel conditions check.
9020 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9021 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9023 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9025 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9027 * doc/options.texi (Option properties): Mention new quoting syntax.
9029 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9031 * config/alpha/alpha.c (alpha_start_function):
9032 Handle VMS_DEBUG_MAIN_POINTER
9033 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9034 * doc/invoke.texi: Document -mdebug-main switch.
9036 2009-07-29 Richard Henderson <rth@redhat.com>
9038 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9039 (cgraph_create_edge_including_clones): Likewise.
9040 * tree-inline.c (copy_bb): Operate on the correct edges
9041 when updating the callgraph.
9043 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9045 * config/alpha/vms-cc.c: Deleted.
9046 * config/alpha/vms-ld.c: Deleted.
9047 * config/alpha/t-vms64: Moved to config/vms
9048 * config/alpha/vms-crt0-64.c: Moved to config/vms
9049 * config/alpha/vms-crt0.c: Moved to config/vms
9050 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9051 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9052 * config/alpha/xm-vms.h: Moved to config/vms
9053 * config/alpha/x-vms: Moved to config/vms
9054 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9056 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9057 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9059 * config/vms/t-vms64: Moved here from config/alpha
9060 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9061 (argc,argv,envp): Enforce 32bit malloc'ing.
9062 * config/vms/vms-psxcrt0-64.c: Likewise.
9063 * config/vms/vms-crt0.c: Moved here from config/alpha.
9064 * config/vms/vms-psxcrt0.c: Likewise.
9065 * config/vms/vms-crtl-64.h: New file.
9066 * config/vms/vms-crtl.h: New file.
9067 * config/vms/vms.opt: New file.
9068 * config/vms/xm-vms64.h: New file.
9069 * config/vms/xm-vms.h: Moved here from config/alpha.
9070 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9072 * config/vms/x-vms: Moved here from config/alpha.
9073 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9074 (vms-ld.o, vms-cc.o): Removed.
9075 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9077 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9079 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9080 correct stack (obvious VMS fix).
9082 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9084 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9085 date, version info if VMS_DEBUGGING_INFO defined.
9086 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9087 size, date calculating code moved here.
9089 2009-07-29 Paul Brook <paul@codesourcery.com>
9091 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9094 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9097 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9098 to DImode when generating insq_le insn.
9100 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9102 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9103 New macro set for VMS_DEBUGGGING_INFO.
9104 (AT_string_form): Use it.
9106 2009-07-28 DJ Delorie <dj@redhat.com>
9108 * config/mep/mep.c (vtext_section): New.
9109 (vftext_section): New.
9110 (ftext_section): New.
9111 (mep_select_section): Add support for functions.
9112 (mep_unique_section): Likewise.
9113 (mep_asm_init_sections): Likewise.
9114 (mep_encode_section_info): Remove it from here.
9116 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9118 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9120 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9121 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9123 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9125 * dwarf2out.c (output_file_names): Test new macro
9126 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9127 (add_comp_dir_attribute): Likewise.
9129 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9131 * config/i386/mingw-w64.h (LINK_SPEC): Add
9132 separating space between commands.
9134 2009-07-28 Jan Hubicka <jh@suse.cz>
9136 PR tree-optimization/40759
9137 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9140 2009-07-27 DJ Delorie <dj@redhat.com>
9142 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9143 types are dword-aligned.
9144 (mep_expand_va_start): Likewise.
9146 2009-07-27 Olivier Hainque <hainque@adacore.com>
9147 Douglas B Rupp <rupp@gnat.com>
9149 * convert.c (convert_to_pointer): Don't assume the target
9150 pointer type is POINTER_SIZE long. Fetch its precision instead.
9152 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9154 * system.h (fopen): Undefine if macro.
9156 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9158 * dwarf2out.c (output_cfi_p): Removed.
9159 (output_cfis): New function.
9160 (output_fde): New function, split from output_call_frame_info.
9161 (output_call_frame_info): Use it.
9162 (dwarf2out_switch_text_section): Use output_cfis.
9164 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9166 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9167 TARGET_BI_ARCH is specified without enabling SJLJ.
9168 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9169 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9171 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9173 * arm.md (negdi2): Use DImode if forcing a value into a register.
9175 2009-07-26 Ira Rosen <irar@il.ibm.com>
9177 PR tree-optimization/40801
9178 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9179 of vector operand from the previous copy of vector statement.
9180 Pass the correct definition type value to
9181 vect_get_vec_def_for_stmt_copy().
9183 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9185 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9186 const char ** conversion.
9188 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9190 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9191 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9192 (gcc_unreachable): Invoke __builtin_unreachable() if
9193 !ENABLE_ASSERT_CHECKING.
9195 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9197 PR rtl-optimization/40445
9198 * emit-rtl.c (next_nonnote_insn_bb): New function.
9199 * rtl.h (next_nonnote_insn_bb): Declare new function.
9200 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9201 with no successors that is the successor of the ENTRY_BLOCK.
9202 Continue from the top after removing an empty fallthrough block.
9203 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9204 of next_nonnote_insn.
9206 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9208 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9210 2009-07-25 Martin Jambor <mjambor@suse.cz>
9212 * c-common.c (c_common_attribute_table): New element for noclone.
9213 (handle_noclone_attribute): New function. Forward-declare.
9214 * tree-inline.c (tree_versionable_function_p): Check for noclone
9216 * doc/extend.texi (Labels as Values): Document need for noclone.
9217 (Function Attributes): Document noclone attribute.
9219 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9221 PR rtl-optimization/34999
9222 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9223 and dw_fde_switched_cold_to_hot fields.
9224 (output_cfi_p): New function.
9225 (output_call_frame_info): If fde->dw_fde_switched_sections,
9226 output 2 FDEs instead of one with corrupted header.
9227 (dwarf2out_do_cfi_startproc): New function.
9228 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9229 and fde->dw_fde_switched_cold_to_hot.
9230 (dwarf2out_switch_text_section): Compute
9231 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9232 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9233 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9234 Otherwise, compute fde->dw_fde_switch_cfi.
9236 2009-07-24 Cary Coutant <ccoutant@google.com>
9238 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9240 2009-07-24 Cary Coutant <ccoutant@google.com>
9242 * cfghooks.c (split_block): Copy discriminator to new block.
9243 * tree-cfg.c (assign_discriminator): Check location of last
9244 instruction in block as well as first.
9246 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9248 * config/i386/linux.c: Use fputs or putc instead of fprintf
9250 * config/i386/gas.h: Ditto.
9251 * config/i386/x86-64.h: Ditto.
9252 * config/i386/att.h: Ditto.
9254 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9256 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9259 2009-07-24 Martin Jambor <mjambor@suse.cz>
9261 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9262 (ipa_push_func_to_list_1): Declare.
9263 (ipa_push_func_to_list): New function.
9265 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9266 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9267 (ipa_push_func_to_list): Removed.
9268 (ipa_pop_func_from_list): Clear node_enqueued flag.
9270 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9272 * config/s390/s390.c (override_options): Default
9273 max-unrolled-insns to 100 for z10 tuning.
9275 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9277 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9278 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9279 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9280 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9281 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9282 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9283 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9285 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9287 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9288 use default set in mingw32.h header.
9289 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9290 64-bit /mingw/include path.
9291 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9294 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9296 PR rtl-optimization/40209
9297 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9299 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9301 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9302 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9303 with the rest of string where appropriate. Use fputs or putc
9304 instead of fprintf where appropriate.
9306 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9307 Pat Haugen <pthaugen@us.ibm.com>
9308 Revital Eres <ERES@il.ibm.com>
9310 * config/rs6000/vector.md: New file. Move most of the vector
9311 expander support here from altivec.md to allow for the VSX vector
9312 unit in the future. Add support for secondary_reload patterns.
9313 Rewrite the patterns for vector comparison, and vector comparison
9314 predicate instructions so that the RTL expresses the desired
9315 behavior, instead of using unspec.
9317 * config/rs6000/constraints.md ("f" constraint): Use
9318 rs6000_constraints to hold the precalculated register class.
9319 ("d" constraint): Ditto.
9320 ("wd" constraint): New constraint for VSX.
9321 ("wf" constraint): Ditto.
9322 ("ws" constraint): Ditto.
9323 ("wa" constraint): Ditto.
9324 ("wZ" constraint): Ditto.
9325 ("j" constraint): Ditto.
9327 * config/rs6000/predicates.md (vsx_register_operand): New
9329 (vfloat_operand): New predicate for vector.md.
9330 (vint_operand): Ditto.
9331 (vlogical_operand): Ditto.
9332 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9333 (easy_vector_constant): Add VSX support.
9334 (altivec_indexed_or_indirect_operand): New predicate for
9335 recognizing Altivec style memory references with AND -16.
9337 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9338 for vector secondary reload support.
9339 (rs6000_vector_reg_class): Delete, replacing it with
9341 (rs6000_vsx_reg_class): Ditto.
9342 (rs6000_constraints): New array to hold the register classes of
9343 each of the register constraints that can vary at runtime.
9344 (builtin_mode_to_type): New static array for builtin function type
9346 (builtin_hash_table): New static hash table for builtin function
9348 (TARGET_SECONDARY_RELOAD): Define target hook.
9349 (TARGET_IRA_COVER_CLASSES): Ditto.
9350 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9351 registers are 128 bits if VSX memory reference instructions are used.
9352 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9354 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9355 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9356 Print several of the scheduling related parameters.
9357 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9358 rs6000_constraints instead of rs6000_vector_reg_class. Move
9359 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9360 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9361 Altivec. Add VSX support. Setup for secondary reload support on
9362 Altivec/VSX registers.
9363 (rs6000_override_options): Make power7 set the scheduling groups
9364 like the power5. Add support for new debug switches to override
9365 the scheduling defaults. Temporarily disable -mcpu=power7 from
9366 setting -mvsx. Add support for debug switches -malways-hint,
9367 -msched-groups, and -malign-branch-targets.
9368 (rs6000_buitlin_conversion): Add support for returning unsigned
9369 vector conversion functions to fix regressions due to stricter
9371 (rs6000_builtin_mul_widen_even): Ditto.
9372 (rs6000_builtin_mul_widen_odd): Ditto.
9373 (rs6000_builtin_vec_perm): Ditto.
9374 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9375 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9377 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9379 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9380 VSX types for bit operations. Changes to accomidate vector.md.
9381 (bdesc_2arg): Ditto.
9382 (bdesc_1arg): Ditto.
9383 (struct builtin_description_predicates): Rewrite predicate
9384 handling so that RTL describes the operation, instead of passing
9385 the instruction to be used as a string argument.
9386 (bdesc_altivec_preds): Ditto.
9387 (altivec_expand_predicate_builtin): Ditto.
9388 (altivec_expand_builtin): Ditto.
9389 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9390 statement for vsldoi support.
9391 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9392 (altivec_expand_st_builtin): Ditto.
9393 (paired_expand_builtin): Whitespace changes.
9394 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9395 builtin_mode_to_type table for secondary reload. Call
9396 builtin_function_type to build random builtin functions.
9397 (altivec_init_builtins): Change to use builtin_function_type to
9398 create builtin function types dynamically as we need them.
9399 (builtin_hash_function): New support for hashing the tree types
9400 for builtin function as we need it, rather than trying to build
9401 all of the trees that we need. Add initial preliminary VSX support.
9402 (builtin_function_type): Ditto.
9403 (builtin_function_eq): Ditto.
9404 (builtin_hash_struct): Ditto.
9405 (rs6000_init_builtins): Ditto.
9406 (rs6000_common_init_builtins): Ditto.
9407 (altivec_init_builtins): Ditto.
9408 (rs6000_common_init_builtins): Ditto.
9409 (enum reload_reg_type): New enum for simplifing reg classes.
9410 (rs6000_reload_register_type): Simplify register classes into GPR,
9411 Vector, and other registers. Altivec and VSX addresses in reload.
9412 (rs6000_secondary_reload_inner): Ditto.
9413 (rs6000_ira_cover_classes): New target hook, that returns the
9414 appropriate cover classes, based on -mvsx being used or not.
9415 (rs6000_secondary_reload_class): Add VSX support.
9416 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9417 (get_vsel_insn): Ditto.
9418 (rs6000_emit_vector_compare): Rewrite vector conditional support
9419 so that where we can, we use RTL operators, instead of blindly use
9421 (rs6000_emit_vector_select): Ditto.
9422 (rs6000_emit_vector_cond_expr): Ditto.
9423 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9424 (create_TOC_reference): Add -mdebug=addr support.
9425 (emit_frame_save): VSX loads/stores need register indexed addressing.
9427 * config/rs6000/rs6000.md: Include vector.md.
9429 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9431 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9432 support for V2DI, V2DF in logical, permute, select operations.
9434 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9435 switch for vsx/power7.
9436 (-mvsx-scalar-memory): Ditto.
9437 (-mvsx-align-128): Ditto.
9438 (-mallow-movmisalign): Ditto.
9439 (-mallow-df-permute): Ditto.
9440 (-msched-groups): Ditto.
9441 (-malways-hint): Ditto.
9442 (-malign-branch-targets): Ditto.
9444 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9446 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9447 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9448 (rs6000_vector_reg_class): Delete.
9449 (rs6000_vsx_reg_class): Ditto.
9450 (enum rs6000_reg_class_enum): New enum for the constraints that
9451 vary based on target switches.
9452 (rs6000_constraints): New array to hold the register class for all
9453 of the register constraints that vary based on the switches used.
9454 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9455 (enum rs6000_builtins): Add unsigned varients for the builtin
9456 declarations returned by target hooks for expanding multiplies,
9457 select, and permute operations. Add VSX builtins.
9458 (enum rs6000_builtin_type_index): Add entries for VSX.
9459 (V2DI_type_node): Ditto.
9460 (V2DF_type_node): Ditto.
9461 (unsigned_V2DI_type_node): Ditto.
9462 (bool_long_type_node): Ditto.
9463 (intDI_type_internal_node): Ditto.
9464 (uintDI_type_internal_node): Ditto.
9465 (double_type_internal_node): Ditto.
9467 * config/rs6000/altivec.md (whole file): Move all expanders to
9468 vector.md from altivec.md. Rename insn matching functions to be
9470 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9471 (altivec_vcmp*): Ditto.
9472 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9473 (VM): New iterator for moves that includes the VSX types.
9474 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9475 (altivec_vperm_<mode>_uns): New, for unsigned types.
9476 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9477 (altivec_eq<mode>): Ditto.
9478 (altivec_gt<mode>): Ditto.
9479 (altivec_gtu<mode>): Ditto.
9480 (altivec_eqv4sf): Ditto.
9481 (altivec_gev4sf): Ditto.
9482 (altivec_gtv4sf): Ditto.
9483 (altivec_vcmpbfp_p): Ditto.
9485 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9487 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9490 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9493 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9494 ASM_SHORT instead of .word.
9495 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9496 instead of .word in asm template.
9498 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9501 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9502 (process_bb_node_lives): Use it.
9504 * ira.c (setup_cover_and_important_classes): Don't setup
9505 ira_important_class_nums. Add cover classes to the end of
9507 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9509 (find_reg_class_closure): Use reorder_important_classes.
9511 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9513 * config/i386/i386.c (i386_ira_cover_classes): New function.
9514 (TARGET_IRA_COVER_CLASSES): Redefine.
9516 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9517 importance of order of cover classes in the array.
9519 2009-07-22 Diego Novillo <dnovillo@google.com>
9521 * tree-pass.h (TDF_EH): Define.
9522 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9523 contains TDF_EH, print the EH region number holding GS.
9524 * tree-dump.c (dump_options): Add "eh".
9525 * doc/invoke.texi: Document it.
9527 2009-07-22 Doug Kwan <dougkwan@google.com>
9529 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9531 2009-07-22 Michael Matz <matz@suse.de>
9533 PR tree-optimization/35229
9534 PR tree-optimization/39300
9536 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9537 (inhibit_phi_insertion): New function.
9538 (insert_into_preds_of_block): Call it for REFERENCEs.
9539 (init_pre): Initialize and finalize scalar evolutions.
9540 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9542 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9544 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9545 Use CONST_VECTOR_NUNITS to determine number of elements.
9547 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9549 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9550 (U, W): Constraints are now deprecated and will be removed if we
9552 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9554 ("prefetch"): Add the stcmh instruction for prefetching.
9555 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9557 (s390_short_displacement): Return always true if compiling for
9558 machines not providing the long displacement facility.
9559 (s390_mem_constraint): Support the new constraint letter Z.
9560 (s390_check_qrst_address): New function.
9562 2009-07-21 DJ Delorie <dj@redhat.com>
9564 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9567 2009-07-21 Jason Merrill <jason@redhat.com>
9569 * c-common.c (max_tinst_depth): Increase default to 1024.
9571 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9573 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9574 (vec_unpacku_float_lo_v4si): Ditto.
9576 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9579 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9580 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9581 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9582 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9584 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9586 PR tree-optimization/40813
9587 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9590 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9592 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9593 with a NOP_EXPR if needed.
9595 2009-07-21 Paul Brook <paul@codesourcery.com>
9597 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9598 Terminate debug dump with newline.
9600 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9602 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9603 Cast "1" to unsigned HOST_WIDE_INT.
9604 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9605 deposit length to the maximum length - lsb. Extend length if
9606 HOST_BITS_PER_WIDE_INT is 32.
9608 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9610 * cgraph.h (constant_pool_htab): New function.
9611 (constant_descriptor_tree): Move from varasm.c.
9612 * varasm.c (constant_pool_htab): New function.
9613 (constant_descriptor_tree): Move to cgraph.h.
9615 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9617 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9619 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9621 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9624 2009-07-20 Xinliang David Li <davidxl@google.com>
9626 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9628 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9630 * config/mips/mips.md (move_type): Add arith.
9631 (type): Handle arith.
9632 (zero_extendsidi2): Rename this into ...
9633 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9634 (zero_extendsidi2): New expander.
9635 (*zero_extendsidi2_dext): New pattern.
9637 2009-07-20 Nick Clifton <nickc@redhat.com>
9639 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9640 to set MIPS_ABI_DEFAULT.
9641 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9643 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9645 * tree-object-size.c (addr_object_size): Handle unions with
9646 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9648 PR tree-optimization/40792
9649 * tree.c (build_function_type_skip_args): Remove bogus assert.
9651 2009-07-20 Jan Hubicka <jh@suse.cz>
9652 Martin Jambor <mjambor@suse.cz>
9654 * cgraph.h (combined_args_to_skip): New field.
9655 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9656 combined_args_to_skip and args_to_skip.
9657 * tree-inline.c (update_clone_info): New function.
9658 (tree_function_versioning): Call update_clone_info.
9659 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9661 (cgraph_materialize_all_clones): More extensive dumping, working
9662 with combined_args_to_skip rather than args_to_skip.
9664 2009-07-20 Ira Rosen <irar@il.ibm.com>
9666 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9667 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9668 (get_initial_def_for_reduction): Likewise.
9669 (vectorizable_reduction): Skip the check of first operand in case
9670 of COND_EXPR. Add check that it is outer loop vectorization if
9671 nested cycle was detected. Call vectorizable_condition() for
9672 COND_EXPR. If reduction epilogue cannot be created do not fail for
9673 nested cycles (if it is not double reduction). Assert that there
9674 is only one type in the loop in case of COND_EXPR. Call
9675 vectorizable_condition() to vectorize COND_EXPR.
9676 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9677 Add parameters. Allow nested cycles if called from
9678 vectorizable_reduction(). Use reduction vector variable if provided.
9679 (vect_analyze_stmt): Call vectorizable_reduction() before
9680 vectorizable_condition().
9681 (vect_transform_stmt): Update call to vectorizable_condition().
9683 2009-07-20 Christian Bruel <christian.bruel@st.com>
9685 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9686 * doc/invoke.texi (-mfmovd): Likewise.
9687 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9689 2009-07-20 Jan Hubicka <jh@suse.cz>
9691 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9692 when handling SSA name.
9694 2009-07-19 Jan Hubicka <jh@suse.cz>
9696 PR tree-optimization/40676
9697 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9698 virtual PHIs in empty BBs.
9700 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9702 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9703 re-expanded the compound use gen_lowpart instead to convert to the
9706 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9708 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9709 OUTER_CONST arguments.
9710 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9711 the new wider mode will be masked off.
9712 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9714 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9716 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9717 high-order bits are zero.
9719 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9721 * combine.c (simplify_shift_const_1): Split code to determine
9723 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9724 new bits shifted in are identical to the old sign bit.
9726 2009-07-18 Richard Guenther <rguenther@suse.de>
9729 * gimplify.c (gimplify_call_expr): Reject code using results from
9730 functions returning void.
9732 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9734 * doc/md.texi: Document the new PowerPC "es" constraint.
9735 Document that "m" can include automodified addresses on this target,
9736 and explain how %U must be used. Extend the "Q" and "Z" documentation
9737 to suggest "es" as well as "m".
9738 * config/rs6000/constraints.md (es): New memory constraint.
9739 (Q, Z): Update strings to match new documentation.
9741 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9743 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9744 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9745 * config/rs6000/predicates.md (volatile_mem_operand): Use
9746 offsettable_nonstrict_memref_p.
9747 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9748 (*floatunssidf2_internal): Likewise.
9749 (*fix_truncdfsi2_internal): Likewise.
9750 (*fix_trunctfsi2_internal): Likewise.
9752 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9754 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9756 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9758 2009-07-17 Richard Guenther <rguenther@suse.de>
9761 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9762 (pass_warn_unused_result): Likewise.
9763 (TODO_set_props): Remove.
9764 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9766 (pass_diagnose_omp_blocks): Define.
9767 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9768 (c_gimple_diagnostics_recursively): Remove.
9769 (finish_function): Do not call it.
9770 (c_write_global_declarations): Continue after errors.
9771 Finalize the CU here.
9772 * c-gimplify.c (c_genericize): Do not gimplify here.
9773 * c-common.c (c_warn_unused_result): Move ...
9774 * tree-cfg.c (do_warn_unused_result): ... here.
9775 (run_warn_unused_result): New function.
9776 (gate_warn_unused_result): New function.
9777 (pass_warn_unused_result): New pass.
9778 * c-common.h (c_warn_unused_result): Remove.
9779 * flags.h (flag_warn_unused_result): Declare.
9780 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9781 * opts.c (flag_warn_unused_result): Initialize to false.
9782 * toplev.c (compile_file): Add comment.
9783 * omp-low.c (create_omp_child_function): Do not register
9784 the function with the frontend.
9785 (diagnose_omp_structured_block_errors): Prepare to be
9786 called as optimization pass.
9787 (gate_diagnose_omp_blocks): New function.
9788 (pass_diagnose_omp_blocks): New pass.
9789 * cgraph.h (cgraph_optimize): Remove.
9790 (cgraph_analyze_function): Likewise.
9791 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9792 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9793 before their parents here.
9794 (cgraph_finalize_function): Not here.
9795 (cgraph_analyze_function): Gimplify functions here.
9796 (cgraph_finalize_compilation_unit): Continue after errors.
9797 Optimize the callgraph from here.
9798 (cgraph_optimize): Make static.
9799 * langhooks.c (write_global_declarations): Finalize the CU.
9800 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9801 (gimplify_function_tree): Assert we gimplify only once.
9802 Set PROP_gimple_any property.
9803 * tree-nested.c (gimplify_all_functions): New function.
9804 (lower_nested_functions): Gimplify all nested functions.
9805 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9806 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9807 and pass_diagnose_omp_blocks after gimplification. Do not
9808 set TODO_set_props on all_lowering_passes.
9809 (execute_one_pass): Do not handle TODO_set_props.
9810 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9811 (gimplify.o): Add tree-pass.h dependency.
9812 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9813 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9814 (unsave_r): Likewise.
9815 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9818 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9820 * doc/service.texi (Service): Restore previously removed link,
9821 which isn't broken after all.
9823 2009-07-17 Richard Guenther <rguenther@suse.de>
9825 PR tree-optimization/40321
9826 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9827 PHI nodes to the maximal set.
9828 (make_values_for_phi): Add PHI arguments to the maximal set.
9829 (execute_pre): Dump PHI_GEN and the maximal set.
9831 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9834 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9837 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9839 * doc/extend.texi (Nested Functions): Replace broken link with
9841 * doc/service.texi (Service): Remove broken link.
9843 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9846 * builtins.c (expand_builtin_memcmp): Use loc instead of
9847 EXPR_LOCATION (exp).
9848 (expand_builtin_strncmp): Likewise.
9850 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9851 Manuel López-Ibáñez <manu@gcc.gnu.org>
9854 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9855 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9856 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9857 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9858 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9859 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9860 tree-inline.c, c-common.c, c-common.h, gimple.c,
9861 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9862 convert.c: Add location argument to fold_{unary,binary,ternary},
9863 fold_build[123], build_call_expr, build_size_arg,
9864 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9865 fold_build1_initializer, fold_build2_initializer,
9866 fold_build3_initializer, fold_build_call_array,
9867 fold_build_call_array_initializer, fold_single_bit_test,
9868 omit_one_operand, omit_two_operands, invert_truthvalue,
9869 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9870 combine_comparisons, fold_builtin_*, fold_call_expr,
9871 build_range_check, maybe_fold_offset_to_address, round_up,
9874 2009-07-16 Jason Merrill <jason@redhat.com>
9877 * c-common.c (c_common_reswords): Add __is_standard_layout
9879 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9880 * doc/implement-cxx.texi: New.
9881 * doc/gcc.texi: Include it.
9883 2009-07-16 DJ Delorie <dj@redhat.com>
9885 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9886 compares that may be indirectly affected by previous instructions.
9888 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9890 * builtins.c (do_mpc_arg2): New.
9891 (fold_builtin_2): Fold builtin cpow.
9892 * real.h (HAVE_mpc_pow): New.
9894 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9896 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9897 comparison to skip unprofitable schedule
9899 2009-07-16 Simon Baldwin <simonb@google.com>
9901 * gcc.c (option_map): New flag -no-canonical-prefixes.
9902 * (display_help): Print help text for new flag.
9903 * (process_command): Move options translation and language specifics
9904 and handle new flag early. Use it to set a function pointer to a
9905 prefix builder. Replace make_relative_prefix calls with calls to
9906 the function pointed to. Ignore new flag in regular options handling.
9907 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9909 2009-07-15 DJ Delorie <dj@redhat.com>
9911 * config/mep/mep.md (sibcall_internal): Change register to avoid
9913 (sibcall_value_internal): Likewise.
9915 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9917 PR rtl-optimization/40710
9918 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9920 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9922 * config/mips/mips.md (*extenddi_truncate<mode>,
9923 *extendsi_truncate<mode>): Change type attribute to move_type
9924 with shift_shift. Split out code handling exts from here ...
9925 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9927 (*extendhi_truncateqi): Change type attribute to move_type with
9928 shift_shift. Split out code handling exts from here ...
9929 (*extendhi_truncateqi_exts): ... to this new pattern.
9931 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9933 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9934 instead of "and" with inverted sign bit mask value. Use
9935 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9936 Allocate registers only for operand 4 and operand 5.
9938 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9941 * fold-const.c (fold_cond_expr_with_comparison): When folding
9942 < and <= to MIN, make sure the MIN uses the same type as the
9943 comparison's operands.
9945 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9947 * arm.md (ior_xor): New code iterator.
9948 (split for ior/xor with shift and zero-extend): New split pattern.
9949 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9951 2009-07-15 Richard Guenther <rguenther@suse.de>
9953 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9956 2009-07-15 Richard Guenther <rguenther@suse.de>
9959 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9961 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9963 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9964 handle 2.6.30 kernel.
9966 2009-07-15 DJ Delorie <dj@redhat.com>
9968 * config/mep/mep.md (sibcall_internal): Change register to allow
9969 for 24-bit addresses.
9970 (sibcall_value_internal): Likewise.
9972 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9974 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9975 that are enabled/disabled by the flags introduced by a previous patch.
9977 2009-07-14 DJ Delorie <dj@redhat.com>
9979 * config/mep/mep.md (sibcall_internal): Include non-toggling
9981 (sibcall_value_internal): Likewise.
9983 2009-07-14 Taras Glek <tglek@mozilla.com>
9984 Rafael Espindola <espindola@google.com>
9986 * doc/sourcebuild.texi: Document install-plugin target.
9987 * configure.ac: Added install-plugin target to language makefiles.
9988 * configure: Regenerate.
9989 * Makefile.in: (install-plugin): Install more headers,
9990 depend on lang.install-plugin.
9992 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9994 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9997 2009-07-14 DJ Delorie <dj@redhat.com>
9999 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10000 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10001 * config/mep/mep.md (sibcall_internal): Change test from
10002 mep_vliw_mode_match to mep_vliw_jmp_match.
10003 (sibcall_value_internal): Likewise.
10005 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10007 * config/i386/sse.md (copysign<mode>3): New expander.
10008 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10009 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10010 Use ix86_build_const_vector.
10011 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10012 IX86_BUILTIN_CPYSGNPD.
10013 (builtin_description): Add __builtin_ia32_copysignps and
10014 __builtin_ia32_copysignpd.
10015 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10016 and BUILT_IN_COPYSIGNF.
10018 2009-07-13 Jason Merrill <jason@redhat.com>
10020 * builtins.c (can_trust_pointer_alignment): New fn.
10021 (get_pointer_alignment): Factor it out from here.
10022 * tree.h: Declare it.
10024 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10026 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10029 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10033 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10035 2009-07-14 Richard Guenther <rguenther@suse.de>
10036 Andrey Belevantsev <abel@ispras.ru>
10038 PR middle-end/40745
10039 * cfgexpand.c (partition_stack_vars): Do not bother to update
10040 alias information when not optimizing.
10042 2009-07-14 Richard Guenther <rguenther@suse.de>
10043 Andrey Belevantsev <abel@ispras.ru>
10045 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10046 (pt_solution_set): Likewise.
10047 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10048 * tree-ssa-structalias.c (pt_solution_set): New function.
10049 * final.c (rest_of_clean_state): Free SSA data structures.
10050 * print-rtl.c (print_decl_name): Remove.
10051 (print_mem_expr): Implement in terms of print_generic_expr.
10052 * alias.c (ao_ref_from_mem): New function.
10053 (rtx_refs_may_alias_p): Likewise.
10054 (true_dependence): Query alias-export info.
10055 (canon_true_dependence): Likewise.
10056 (write_dependence_p): Likewise.
10057 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10059 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10060 (mem_expr_equal_p): Use operand_equal_p.
10061 (set_mem_attributes_minus_bitpos): Do not use
10062 component_ref_for_mem_expr.
10063 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10064 (update_alias_info_with_stack_vars): Likewise.
10065 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10066 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10067 explicitly nor clear stmt operands.
10068 Free the decl-to-pointer map.
10069 * tree-optimize.c (execute_free_datastructures): Do not free
10070 SSA data structures here.
10071 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10072 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10073 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10075 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10077 2009-07-13 DJ Delorie <dj@redhat.com>
10079 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10080 unrolling at the right iteration count.
10082 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10085 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10087 * haifa-sched.c (rank_for_schedule): Introduced flags to
10088 enable/disable individual scheduling heuristics.
10089 * common.opt: Introduced flags to enable/disable individual
10090 heuristics in the scheduler.
10091 * doc/invoke.texi: Introduced flags to enable/disable individual
10092 heuristics in the scheduler.
10094 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10096 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10097 config/i386/mingw-tls.c.
10098 * config/i386/mingw-tls.c: Removed.
10100 2009-07-13 Ira Rosen <irar@il.ibm.com>
10102 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10103 checks access only relevant statements.
10104 (vectorizable_reduction): Likewise.
10106 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10108 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10109 just for 32-bit case.
10111 2009-07-12 Jan Hubicka <jh@suse.cz>
10113 PR tree-optimization/40585
10114 * except.c (expand_resx_expr): When there already is resume
10115 instruction, produce linked list.
10116 (build_post_landing_pads): Assert that resume is empty.
10117 (connect_post_landing_pads): Handle resume lists.
10118 (dump_eh_tree): Dump resume list.
10120 2009-07-12 Ira Rosen <irar@il.ibm.com>
10122 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10123 with additional argument.
10124 * tree-vectorizer.h (enum vect_def_type): Add
10125 vect_double_reduction_def.
10126 (vect_is_simple_reduction): Add argument.
10127 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10129 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10130 vect_is_simple_reduction with additional argument.
10131 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10133 (reduction_code_for_scalar_code): Handle additional codes by
10134 returning ERROR_MARK for them. Fix comment and indentation.
10135 (vect_is_simple_reduction): Fix comment, add argument to specify
10136 double reduction. Detect double reduction.
10137 (get_initial_def_for_induction): Fix indentation.
10138 (get_initial_def_for_reduction): Fix comment and indentation.
10139 Handle double reduction. Create initial definitions that do not
10140 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10141 (vect_create_epilog_for_reduction): Fix comment, add argument to
10142 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10143 epilogue result extraction. Create double reduction phi node and
10144 replace relevant uses.
10145 (vectorizable_reduction): Call vect_is_simple_reduction with
10146 additional argument. Fix indentation. Update epilogue code treatment
10147 according to the changes in reduction_code_for_scalar_code. Check
10148 for double reduction. Call vect_create_epilog_for_reduction with
10149 additional argument.
10150 * tree-vect-stmts.c (process_use): Handle double reduction, update
10152 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10153 (vect_get_vec_def_for_operand): Likewise.
10155 2009-07-12 Danny Smith <dansmister@gmail.com>
10157 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10158 dllexport if !TREE_PUBLIC.
10159 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10161 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10163 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10164 (avr_extra_arch_macro) Remove declatation.
10165 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10166 (avr_extra_arch_macro) Declare as static.
10167 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10169 2009-07-11 Jan Hubicka <jh@suse.cz>
10171 PR middle-end/48388
10172 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10174 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10177 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10178 cold_in_std_section bits.
10179 (dwarf2out_begin_prologue): Initialize them.
10180 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10181 if already covered by text_section or cold_text_section range.
10183 PR rtl-optimization/40667
10184 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10185 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10186 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10187 * config/i386/i386.c (ix86_minimum_alignment): New function.
10188 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10189 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10190 * emit-rtl.c (gen_reg_rtx): Likewise.
10191 * function.c (assign_parms): Likewise. If nominal_type needs
10192 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10193 rather than passed_type's alignment.
10196 * function.c (assign_parm_setup_stack): Adjust
10197 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10198 from nominal_mode on big endian.
10200 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10202 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10204 2009-07-10 DJ Delorie <dj@redhat.com>
10206 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10208 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10210 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10212 (thumb2_cbnz): Likewise.
10214 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10217 * config.gcc (supported_defaults): Add synci.
10218 (with_synci): Add validation.
10219 (all_defaults): Add synci.
10220 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10223 * config/mips/mips.opt (msynci): New option.
10224 * config/mips/mips.c (mips_override_options): Warn on use of
10225 -msynci for targets that do now support it.
10226 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10228 * gcc/doc/invoke.texi (-msynci): Document the new option.
10229 * doc/install.texi (--with-synci): Document the new option.
10231 2009-07-10 Richard Guenther <rguenther@suse.de>
10233 PR tree-optimization/40496
10234 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10235 the PHI result with a compatible type.
10237 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10241 * c.opt (Wunused-result): New.
10242 * doc/invoke.texi: Document it.
10243 * c-common.c (c_warn_unused_result): Use it.
10245 2009-07-09 DJ Delorie <dj@redhat.com>
10247 * targhooks.c (default_target_can_inline_p): Rename from
10248 default_target_option_can_inline_p.
10249 * targhooks.h (default_target_can_inline_p): Likewise.
10250 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10251 TARGET_OPTION_CAN_INLINE_P.
10252 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10253 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10254 (mep_target_can_inline_p): Rename from
10255 mep_target_option_can_inline_p.
10258 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10259 registers used to pass vectors.
10261 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10263 2009-07-09 Tom Tromey <tromey@redhat.com>
10265 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10266 * config/mmix/mmix.c: Include dwarf2.h.
10267 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10268 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10269 * config/sh/sh.c: Include dwarf2.h.
10270 * config/i386/i386.c: Include dwarf2.h.
10271 * Makefile.in (DWARF2_H): Remove 'elf'.
10272 * except.c: Include dwarf2.h.
10273 * unwind-dw2.c: Include dwarf2.h.
10274 * dwarf2out.c: Include dwarf2.h.
10275 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10276 * unwind-dw2-fde.c: Include dwarf2.h.
10277 * dwarf2asm.c: Include dwarf2.h.
10279 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10281 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10282 (max_issue): Use it.
10283 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10285 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10286 (region_sched_info): Update.
10287 * sched-ebb.c (ebb_sched_info): Update.
10288 * modulo-sched.c (sms_sched_info): Update.
10289 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10291 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10293 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10295 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10297 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10299 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10301 PR middle-end/40692
10302 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10303 arg1 with arg01 if arg1 is already INTEGER_CST.
10305 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10307 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10308 Transform (and (truncate)) into (truncate (and)).
10310 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10312 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10313 creating LHS paradoxical subregs. Fix surrounding returns to
10314 use NULL_RTX rather than 0.
10316 2009-07-08 DJ Delorie <dj@redhat.com>
10318 * config/mep/mep.c: (mep_option_can_inline_p): New.
10319 (TARGET_OPTION_CAN_INLINE_P): Define.
10321 2009-07-08 Mark Wielaard <mjw@redhat.com>
10324 * dwarf2out.c (add_data_member_location_attribute): When we have
10325 only a constant offset don't emit a new location description using
10326 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10329 2009-07-08 Richard Henderson <rth@redhat.com>
10332 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10333 (enum reg_class): Add CLOBBERED_REGS.
10334 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10335 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10336 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10337 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10338 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10339 force 64-bit sibcalls into R11.
10340 * config/i386/constraints.md (U): New constraint.
10341 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10342 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10343 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10345 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10347 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10349 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10350 * ebitmap.h (dump_ebitmap): Ditto.
10351 * optabs.h (optab_libfunc): Ditto.
10352 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10353 * tree-flow.h (vect_can_force_dr_alignment_p,
10354 get_vectype_for_scalar_type): Ditto.
10355 (vectorize_loops): Move prototype to ...
10356 * tree-vectorizer.h: ... here. Also, adjust comment.
10357 (vect_set_verbosity_level): Remove duplicate prototype.
10358 * tree-ssa-loop.c: Include tree-vectorizer.h.
10359 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10361 2009-07-08 Nick Clifton <nickc@redhat.com>
10363 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10366 2009-07-08 DJ Delorie <dj@redhat.com>
10368 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10369 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10370 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10372 * config/mep/intrinsics.md: Regenerated.
10373 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10374 registers when asm() or calls are detected.
10376 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10379 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10381 * gimple (gimple_build_call_from_tree): Likewise.
10382 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10383 no_warning flag before warning.
10385 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10387 * tree.c (set_expr_locus): Remove.
10388 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10389 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10391 * gimplify.c (internal_get_tmp_var): Likewise.
10392 (gimplify_call_expr): Likewise.
10393 (gimplify_one_sizepos): Likewise.
10395 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10398 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10399 to variables for debugging purposes.
10401 2009-06-23 Mark Loeser <mark@halcy0n.com>
10404 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10406 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10408 * pretty-print.c (pp_base_format): Remove %J.
10409 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10410 gcc_cxxdiag_char_table): Likewise.
10411 (init_dynamic_diag_info): Likewise.
10413 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10415 * pretty-print.c (pp_base_format): Remove %H.
10416 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10417 gcc_cxxdiag_char_table): Likewise.
10418 (init_dynamic_diag_info): Likewise.
10419 * config/mep/mep.c (mep_select_section): Likewise.
10421 2009-07-07 Duncan Sands <baldrick@free.fr>
10423 * final.c (pass_clean_state): Give the pass a name.
10424 * passes.c (pass_rest_of_compilation): Likewise.
10425 * tree-optimize.c (pass_all_optimizations): Likewise.
10427 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10429 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10430 an extra 'decl' for error_at.
10432 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10434 PR middle-end/40669
10435 * tree-tailcall.c (adjust_return_value_with_ops,
10436 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10437 if it has complex or vector type.
10439 2009-07-07 Olivier Hainque <hainque@adacore.com>
10441 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10444 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10446 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10448 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10450 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10451 * c-decl.c: Likewise.
10452 * function.c: Likewise.
10453 * varasm.c: Likewise.
10454 * tree-ssa.c: Likewise.
10455 * c-common.c: Likewise.
10456 * tree-cfg.c: Likewise.
10457 * config/spu/spu.c: Likewise.
10458 * config/ia64/ia64.c: Likewise.
10459 * config/v850/v850.c: Likewise.
10461 2009-07-06 DJ Delorie <dj@redhat.com>
10463 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10464 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10465 unspecified accesses to control registers.
10466 * config/mep/intrinsics.md: Regenerate.
10467 * config/mep/intrinsics.h: Regenerate.
10468 * config/mep/mep-intrin.h: Regenerate.
10470 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10472 * c-lex.c: Replace %H by an explicit location. Update all calls.
10473 * c-common.c: Likewise.
10474 * c-decl.c: Likewise.
10475 * c-typeck.c: Likewise.
10476 * fold-const.c: Likewise.
10477 * gimplify.c: Likewise.
10478 * stmt.c: Likewise.
10479 * tree-cfg.c: Likewise.
10480 * tree-ssa-loop-niter.c: Likewise.
10481 * tree-vrp.c: Likewise.
10482 * value-prof.c: Likewise.
10484 2009-07-06 Diego Novillo <dnovillo@google.com>
10486 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10487 if it has one. Handle cases where VAR does not have an
10488 annotation or cfun is NULL.
10490 2009-07-06 Diego Novillo <dnovillo@google.com>
10492 * tree.c: Include debug.h.
10493 (initialize_tree_contains_struct): New.
10494 (init_ttree): Call it.
10495 (tree_node_structure_for_code): Factor out of ...
10496 (tree_node_structure): ... here.
10497 * treestruct.def (TS_PHI_NODE): Remove.
10498 (TS_GIMPLE_STATEMENT): Remove.
10500 2009-07-06 Diego Novillo <dnovillo@google.com>
10502 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10503 (debug_tree_chain): Handle cycles.
10505 2009-07-06 Nick Clifton <nickc@redhat.com>
10506 DJ Delorie <dj@redhat.com>
10508 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10509 __FMOVD_ENABLED__ is defined.
10511 (TARGET_FMOVD): Provide a default definition.
10512 (MASK_FMOVD): Likewise.
10513 (TARGET_CPU_CPP_BUILTINS): Define
10514 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10515 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10516 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10517 (split for DF load from memory into register): Also handle
10518 MEMs which consist of REG+DISP addressing.
10519 (split for DF store from register to memory): Likewise.
10520 (movsf_ie): Always use single fp_mode.
10521 * config/sh/sh.c (sh_override_options): Do not automatically
10522 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10523 that to the -mfmovd command line switch.
10524 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10525 (fldi_ok): Always allow.
10526 * config/sh/sh.opt (mfmovd): Remove this switch.
10527 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10529 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10530 Kaz Kojima <kkojima@gcc.gnu.org>
10532 PR rtl-optimization/30807
10533 * postreload.c (reload_combine): For every new use of REG_SUM,
10534 record the use of BASE.
10536 2009-07-06 Jan Hubicka <jh@suse.cz>
10538 * params.def: Revert my accidental commit at 2009-06-30.
10540 2009-07-04 Ian Lance Taylor <iant@google.com>
10543 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10545 (mingw_format_attribute_overrides): Likewise.
10547 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10550 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10551 don't check cfa.reg. Instead of cfa.indirect use
10552 fde && fde->drap_reg != INVALID_REGNUM test.
10554 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10556 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10558 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10561 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10563 2009-07-03 Richard Guenther <rguenther@suse.de>
10565 PR tree-optimization/40640
10566 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10569 2009-07-03 Jan Hubicka <jh@suse.cz>
10571 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10572 for size, reduce amount of inlining.
10574 2009-07-03 Richard Guenther <rguenther@suse.de>
10576 PR middle-end/34163
10577 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10578 if t +- x is known to not overflow and the conversion widens the
10580 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10582 2009-07-03 Jan Hubicka <jh@suse.cz>
10584 * ipa-pure-const.c (analyze): Update loop optimizer init.
10585 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10586 try_remove_empty_loop, remove_empty_loops): Remove.
10587 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10588 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10589 to mark regular loops as neccesary.
10590 (degenerate_phi_p): New function.
10591 (propagate_necessity, remove_dead_phis): Use it.
10592 (forward_edge_to_pdom): Likewise.
10593 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10594 virtual PHI nodes that became unreachable.
10595 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10596 * tree-flow.h (remove_empty_loops): Remove.
10597 * passes.c (init_optimization_passes): Remove.
10599 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10601 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10602 can_create_pseudo_p.
10603 (*fix_trunc<mode>_i387_1): Ditto.
10604 (*floathi<mode>2_1): Ditto.
10605 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10606 (*fistdi2_1): Ditto.
10607 (*fist<mode>2_1): Ditto.
10608 (frndintxf2_floor): Ditto.
10609 (*fist<mode>2_floor_1): Ditto.
10610 (frndintxf2_ceil): Ditto.
10611 (*fist<mode>2_ceil_1): Ditto.
10612 (frndintxf2_trunc): Ditto.
10613 (frndintxf2_mask_pm): Ditto.
10614 (fxam<mode>2_i387_with_temp): Ditto.
10615 * config/i386/sse.md (mulv16qi3): Ditto.
10616 (*sse2_mulv4si3): Ditto.
10618 (sse4_2_pcmpestr): Ditto.
10619 (sse4_2_pcmpistr): Ditto.
10621 2009-07-03 Jan Hubicka <jh@suse.cz>
10623 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10624 (mark_stmt_necessary): Set it.
10625 (mark_operand_necessary): Set it.
10626 (mark_control_dependent_edges_necessary): Set it.
10627 (mark_virtual_phi_result_for_renaming): New function.
10628 (get_live_post_dom): New function.
10629 (forward_edge_to_pdom): New function.
10630 (remove_dead_stmt): Fix handling of control dependences.
10631 (tree_dce_init): Init new bitmap.
10632 (tree_dce_done): Free it.
10634 2009-07-02 Richard Guenther <rguenther@suse.de>
10637 * tree-ssa-structalias.c (new_var_info): Initialize
10640 2009-07-02 Jan Hubicka <jh@suse.cz>
10642 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10645 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10647 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10648 instead of recomputing it. Adjust calls.
10649 (emit_store_flag): Adjust recursive calls.
10651 2009-07-02 Richard Guenther <rguenther@suse.de>
10653 * tree-ssa-live.c (remove_unused_locals): Do not remove
10655 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10656 of DECL_EXTERNAL for HEAP variables.
10657 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10658 HEAP variables. Do not adjust RESTRICT vars.
10659 (find_what_var_points_to): Nobody cares if something
10660 points to READONLY.
10662 2009-07-02 Ben Elliston <bje@au.ibm.com>
10664 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10665 pc_low and pc_high declarations to the top of the function.
10667 2009-07-01 DJ Delorie <dj@redhat.com>
10669 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10670 registers as fixed.
10671 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10672 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10673 unspecified accesses to control registers.
10674 * config/mep/intrinsics.md: Regenerate.
10675 * config/mep/intrinsics.h: Regenerate.
10676 * config/mep/mep-intrin.h: Regenerate.
10678 2009-07-01 Anthony Green <green@moxielogic.com>
10680 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10681 instruction when possible.
10682 (moxie_expand_prologue): Ditto. Also, save an instruction and
10683 some complexity by popping off of $r12 instead of $sp.
10684 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10687 2009-07-01 Richard Henderson <rth@redhat.com>
10690 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10691 contained no insns, reposition note before last insn.
10693 2009-07-01 Richard Henderson <rth@redhat.com>
10696 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10697 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10699 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10702 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10703 darwin9 for printing reg addresses with %y.
10705 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10707 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10708 truncation from operands in binary operations.
10710 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10713 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10714 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10715 subreg of op0 to the original op0.
10717 * expmed.c (store_bit_field_1): Use a temporary as the destination
10718 instead of a paradoxical subreg when we need to truncate the result.
10720 2009-07-01 DJ Delorie <dj@redhat.com>
10722 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10723 names to VLIW variants.
10724 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10725 * config/mep/intrinsics.md: Regenerate.
10726 * config/mep/intrinsics.h: Regenerate.
10727 * config/mep/mep-intrin.h: Regenerate.
10729 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10732 * jump.c (returnjump_p): Revert last patch.
10733 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10735 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10738 * pa.md (casesi32p): Use jump table label to determine the offset
10740 (casesi64p): Likewise.
10742 * pa.c (forward_branch_p): Return bool type. Use instruction
10743 addresses when available. Assert that INSN has a jump label.
10744 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10747 2009-07-01 Richard Guenther <rguenther@suse.de>
10749 PR tree-optimization/19831
10750 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10751 that only act as barriers do not make any previous stores necessary.
10752 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10753 HEAP variables global, do not add a constraint from nonlocal.
10754 (find_func_aliases): Handle escapes through return statements.
10755 (compute_points_to_sets): Make escaped HEAP variables global.
10757 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10760 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10761 after reducing a DImode cstore to SImode.
10763 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10765 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10766 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10768 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10770 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10771 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10773 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10774 and umod_optab if TARGET_BSD_DIVMOD.
10775 * config/vax/lib1funcs.asm: New file.
10776 * config/vax/t-linux: New file.
10777 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10779 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10782 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10783 to type arguments that have void type.
10786 * dwarf2out.c (gen_formal_parameter_die): Call
10787 equate_decl_number_to_die if node is different from origin.
10789 2009-06-30 Anthony Green <green@moxielogic.com>
10791 Clean up moxie port for --enable-build-with-cxx.
10792 * config/moxie/moxie.c (moxie_function_value): First two
10793 parameters are const_tree, not tree.
10794 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10795 (REG_CLASS_NAMES): Ditto.
10796 (REGNO_REG_CLASS): Ditto.
10797 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10798 (moxie_function_value): Fix constyness of arguments.
10800 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10802 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10803 finalize_size_functions before further processing.
10804 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10805 (variable_size): Call self_referential_size on size expressions
10806 that contain a PLACEHOLDER_EXPR.
10807 (size_functions): New static variable.
10808 (copy_self_referential_tree_r): New static function.
10809 (self_referential_size): Likewise.
10810 (finalize_size_functions): New global function.
10811 * tree.c: Include tree-inline.h.
10812 (push_without_duplicates): New static function.
10813 (find_placeholder_in_expr): New global function.
10814 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10816 <tcc_expression>: Likewise.
10817 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10818 the call in the expression.
10819 * tree.h (finalize_size_functions): Declare.
10820 (find_placeholder_in_expr): Likewise.
10821 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10822 (substitute_placeholder_in_expr): Update comment.
10823 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10825 (copy_tree_body_r): Likewise.
10826 (copy_tree_body): New static function.
10827 (maybe_inline_call_in_expr): New global function.
10828 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10829 (maybe_inline_call_in_expr): Declare.
10830 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10831 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10834 2009-06-30 Richard Guenther <rguenther@suse.de>
10836 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10838 (propagate_necessity): Do not mark reaching defs of stores
10841 2009-06-30 Jan Hubicka <jh@suse.cz>
10843 * cfgloopanal.c (check_irred): Move into ...
10844 (mark_irreducible_loops): ... here; return true if ireducible
10846 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10847 (analyze_function): Try to prove loop finiteness.
10848 * cfgloop.h (mark_irreducible_loops): Update prototype.
10849 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10851 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10853 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10855 2009-06-30 Ira Rosen <irar@il.ibm.com>
10857 PR tree-optimization/40542
10858 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10861 2009-06-30 Martin Jambor <mjambor@suse.cz>
10863 PR tree-optimization/40582
10864 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10865 than useless_type_conversion_p.
10866 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10869 2009-06-30 Martin Jambor <mjambor@suse.cz>
10871 PR middle-end/40554
10872 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10874 2009-06-30 Richard Guenther <rguenther@suse.de>
10876 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10877 use ao_ref references.
10878 (walk_aliased_vdefs): Likewise.
10879 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10880 * tree-ssa-dce.c (struct ref_data): Remove.
10881 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10882 (mark_aliased_reaching_defs_necessary): Adjust.
10883 (mark_all_reaching_defs_necessary_1): Likewise.
10885 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10888 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10889 (emit_store_flag_1): Extract from emit_store_flag, adjust
10890 calls to (what now is) emit_cstore.
10891 (emit_store_flag): Call emit_store_flag_1 and also use it
10892 for what used to be recursive calls.
10894 2009-06-30 Wei Guozhi <carrot@google.com>
10897 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10898 if the target bb post dominates from bb.
10899 * config/i386/i386.c (memory_address_length): Check existence of base
10900 register before using it.
10902 2009-06-30 Nick Clifton <nickc@redhat.com>
10903 DJ Delorie <dj@redhat.com>
10905 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10906 __FMOVD_ENABLED__ is defined.
10908 (TARGET_FMOVD): Provide a default definition.
10909 (MASK_FMOVD): Likewise.
10910 (TARGET_CPU_CPP_BUILTINS): Define
10911 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10912 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10913 two fmov instructions depending upon whether TARGET_FMOVD is
10915 (split for DF load from memory into register): Also handle
10916 MEMs which consist of REG+DISP addressing.
10917 (split for DF store from register to memory): Likewise.
10918 * config/sh/sh.opt (mfmovd): Remove this switch.
10919 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10920 * config/sh/sh.c (sh_override_options): Do not automatically
10921 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10922 that to the -mfmovd command line switch.
10924 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10926 (fldi_ok): Always allow.
10927 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10929 2009-06-29 DJ Delorie <dj@redhat.com>
10931 * doc/install.texi (mep-x-elf): Correct chip's full name.
10933 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10935 * doc/extend.texi: Fix typo.
10937 2009-06-29 Tom Tromey <tromey@redhat.com>
10939 * dwarf2.h: Remove.
10940 * Makefile.in (DWARF2_H): New variable.
10941 (except.o): Use it.
10942 (dwarf2out.o): Likewise.
10943 (dwarf2asm.o): Likewise.
10944 * config/i386/t-i386: Use DWARF2_H.
10945 * except.c: Include elf/dwarf2.h.
10946 * unwind-dw2.c: Include elf/dwarf2.h.
10947 * dwarf2out.c: Include elf/dwarf2.h.
10948 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10949 <dtprel>: New field.
10950 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10951 (size_of_loc_descr): Likewise.
10952 (output_loc_operands_raw): Likewise.
10953 (output_loc_operands): Handle new dtprel field.
10954 (loc_checksum): Update.
10955 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10956 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10957 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10958 * dwarf2asm.c: Include elf/dwarf2.h.
10959 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10960 * config/mmix/mmix.c: Include elf/dwarf2.h.
10961 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10962 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10963 * config/sh/sh.c: Include elf/dwarf2.h.
10964 * config/i386/i386.c: Include elf/dwarf2.h.
10966 2009-06-29 DJ Delorie <dj@redhat.com>
10968 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10970 * doc/extend.texi: Add MeP attributes and pragmas.
10971 * doc/invoke.text: Add MeP Options.
10972 * doc/contrib.texi: Add MeP contribution.
10973 * doc/md.texi: Add MeP constraints.
10974 * doc/install.texi: Add MeP target.
10976 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10978 * target.h (struct gcc_target): Add frame_pointer_required field.
10979 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10980 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10981 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10983 * reload1.c (update_eliminables): (Ditto.).
10984 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10985 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10986 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10988 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10990 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10991 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10992 (arm_frame_pointer_required): New function.
10994 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10995 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10996 (avr_frame_pointer_required_p): Declare as static.
10997 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10999 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11000 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11001 (bfin_frame_pointer_required): Make as static, change return type
11003 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11005 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11006 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11007 (cris_frame_pointer_required): New function.
11009 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11011 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11012 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11013 (fr30_frame_pointer_required): New function.
11015 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11016 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11017 (frv_frame_pointer_required): Make as static, change return type
11019 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11021 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11022 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11023 (ix86_frame_pointer_required): Make as static, change return type to
11025 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11027 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11028 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11030 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11032 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11034 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11036 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11037 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11038 (mips_frame_pointer_required): Make as static.
11039 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11041 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11042 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11043 (mmix_frame_pointer_required): Mew function.
11045 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11046 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11048 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11050 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11052 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11054 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11055 (CAN_ELIMINATE): Redefine.
11056 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11057 (sparc_frame_pointer_required): New function.
11058 (sparc_can_eliminate): New function.
11059 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11061 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11062 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11064 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11065 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11066 (xtensa_frame_pointer_required): Make as static, change return type
11068 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11071 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11073 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11074 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11075 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11076 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11077 (register_callback): Handle PLUGIN_START_UNIT.
11078 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11080 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11082 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11084 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11085 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11087 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11089 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11092 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11094 * doc/extend.texi (Additional Floating Types): __float128 is also
11095 supported on i386 targets.
11097 2009-06-29 Richard Guenther <rguenther@suse.de>
11099 PR middle-end/14187
11100 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11102 (pt_solutions_same_restrict_base): Declare.
11103 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11105 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11106 (make_constraint_from, make_copy_constraint): Move earlier.
11107 (make_constraint_from_heapvar): New function.
11108 (make_constraint_from_restrict): Likewise.
11109 (handle_lhs_call): Use it.
11110 (find_func_aliases): Use it to track conversions to restrict
11111 qualified pointers.
11112 (struct fieldoff): Add only_restrict_pointers flag.
11113 (push_fields_onto_fieldstack): Initialize it.
11114 (create_variable_info_for): Track global restrict qualified pointers.
11115 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11116 Track restrict qualified pointer arguments.
11117 (set_uids_in_ptset): Use varinfo is_global_var flag.
11118 (find_what_var_points_to): Set the vars_contains_restrict flag.
11119 Always create the points-to solution for sets including restrict tags.
11120 (pt_solutions_same_restrict_base): New function.
11121 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11122 qualified pointers use pt_solutions_same_restrict_base as
11123 additional source for disambiguation.
11125 2009-06-29 Richard Guenther <rguenther@suse.de>
11127 PR middle-end/38212
11128 * alias.c (find_base_decl): Remove.
11129 (get_deref_alias_set_1): Remove restrict handling.
11130 * c-common.c (c_apply_type_quals_to_decl): Do not set
11131 DECL_POINTER_ALIAS_SET.
11132 * gimplify.c (find_single_pointer_decl_1): Remove.
11133 (find_single_pointer_decl): Likewise.
11134 (internal_get_tmp_var): Remove restrict handling.
11135 (gimple_regimplify_operands): Likewise.
11136 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11137 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11138 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11139 * tree.c (restrict_base_for_decl): Remove.
11140 (init_ttree): Do not allocate it.
11141 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11142 LABEL_DECL_UID for label decls.
11143 (copy_node_stat): Do not copy restrict information.
11144 (decl_restrict_base_lookup): Remove.
11145 (decl_restrict_base_insert): Likewise.
11146 (print_restrict_base_statistics): Likewise.
11147 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11148 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11149 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11150 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11151 (LABEL_DECL_UID): Adjust.
11152 (DECL_BASED_ON_RESTRICT_P): Remove.
11153 (DECL_GET_RESTRICT_BASE): Likewise.
11154 (SET_DECL_RESTRICT_BASE): Likewise.
11155 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11157 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11158 instead of DECL_POINTER_ALIAS_SET.
11159 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11160 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11161 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11163 2009-06-29 Richard Guenther <rguenther@suse.de>
11165 PR tree-optimization/40579
11166 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11167 the IL to simplify has constants that overflowed.
11169 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11171 PR tree-optimization/40550
11172 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11173 vector_compute_type only when the size of vector_compute_type is
11174 less than the size of type.
11176 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11178 * fold-const.c (contains_label_1): Fix comments.
11179 (contains_label_p): Do not walk trees multiple time.
11181 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11183 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11184 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11185 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11186 ix86_fp_comparison_operator.
11187 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11188 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11189 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11190 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11191 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11192 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11193 (related splits): Change predicate to ix86_fp_comparison_operator.
11194 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11195 instead of ix86_fp_comparison_codes.
11196 (ix86_trivial_fp_comparison_operator,
11197 ix86_fp_comparison_operator): New.
11198 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11199 (ix86_expand_compare): Eliminate last two parameters.
11200 (ix86_fp_jump_nontrivial_p): Kill.
11201 * config/i386/i386.c (put_condition_code): Eliminate call to
11202 ix86_fp_comparison_codes and subsequent assertion.
11203 (ix86_fp_comparison_codes): Eliminate.
11204 (ix86_fp_swap_condition): New.
11205 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11206 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11207 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11208 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11209 and ix86_fp_swap_condition.
11210 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11211 Use ix86_fp_comparison_strategy.
11212 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11213 (ix86_fp_jump_nontrivial_p): Eliminate.
11214 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11215 call to ix86_expand_compare.
11216 (ix86_split_fp_branch, ix86_expand_setcc,
11217 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11218 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11220 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11222 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11223 related to jump_clobbers.
11224 * config/arm/arm.md (conds): Remove jump_clob case.
11225 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11226 splits): Change comparison_operator to arm_comparison_operator.
11227 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11230 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11232 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11233 condition for floating point modes.
11234 * expmed.c (emit_store_flag_1): Move here a bigger part
11235 of emit_store_flag.
11236 (emit_store_flag): Try swapping the condition for floating point
11238 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11240 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11242 * expr.c (expand_expr_real_1): Just use do_store_flag.
11243 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11244 emit_store_flag_force.
11245 * expmed.c (emit_store_flag_force): Copy here trick
11246 previously in expand_expr_real_1. Try reversing the comparison.
11247 (emit_store_flag_1): Work if target is NULL.
11248 (emit_store_flag): Work if target is NULL, using the result mode
11249 from the comparison. Use split_comparison, restructure final part
11250 to simplify conditionals.
11252 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11254 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11255 * dojump.c (do_jump): Change handling of floating-point
11256 ops to use just do_compare_and_jump.
11257 (split_comparison): New.
11258 (do_compare_rtx_and_jump): Add here logic coming previously
11259 in do_jump, using split_comparison.
11261 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11264 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11266 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11268 * tree-ssa-alias.c: Fix unintentional commit.
11270 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11272 * passes.c (execute_one_pass): Fix unintentional commit.
11274 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11276 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11277 (df_rd_local_compute, df_md_local_compute): Inline them.
11279 (df_md_scratch): New.
11280 (df_md_alloc, df_md_free): Allocate/free it.
11281 (df_md_local_compute): Only include live registers in init.
11282 (df_md_transfer_function): Prune the in-set computed by
11283 the confluence function, and the gen-set too.
11285 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11287 PR rtl-optimization/26854
11288 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11289 * df-problems.c (df_rd_add_problem): Fix comment.
11290 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11291 df_md_simulate_artificial_defs_at_top,
11292 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11293 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11294 df_md_transfer_function, df_md_init, df_md_confluence_0,
11295 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11296 problem_MD, df_md_add_problem): New.
11297 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11298 df_md_get_bb_info): New.
11299 (DF_LAST_PROBLEM_PLUS1): Adjust.
11301 * Makefile.in (fwprop.o): Include domwalk.h.
11302 * fwprop.c: Include domwalk.h.
11303 (reg_defs, reg_defs_stack): New.
11304 (bitmap_only_bit_between): Remove.
11305 (process_defs): New.
11306 (process_uses): Use reg_defs and local_md instead of
11307 bitmap_only_bit_between and local_rd.
11308 (single_def_use_enter_block): New, from build_single_def_use_links.
11309 (single_def_use_leave_block): New.
11310 (build_single_def_use_links): Remove code moved to
11311 single_def_use_enter_block, invoke domwalk.
11312 (use_killed_between): Adjust comment.
11314 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11316 * bitmap.h (bitmap_ior_and_into): New.
11317 * bitmap.c (bitmap_ior_and_into): New.
11319 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11321 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11322 before_dom_children_before_stmts and after_dom_children_after_stmts.
11323 Rename the two remaining callbacks to just before_dom_children and
11324 after_dom_children. Remove other GIMPLE statement walking bits.
11325 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11326 * graphite.c: Do not include domwalk.h.
11327 * tree-into-ssa.c (interesting_blocks): New global.
11328 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11329 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11330 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11331 now that they're not domwalk callbacks.
11332 (rewrite_initialize_block): Rename to...
11333 (rewrite_enter_block): ... this, place after called functions. Test
11334 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11335 (rewrite_finalize_block): Rename to...
11336 (rewrite_leave_block): ... this, place after called functions.
11337 (rewrite_update_init_block): Rename to...
11338 (rewrite_update_enter_block): ... this, place after called functions.
11339 Test interesting_blocks, call rewrite_update_stmt and
11340 rewrite_update_phi_arguments.
11341 (rewrite_update_fini_block): Rename to...
11342 (rewrite_leave_block): ... this, place after called functions.
11343 (rewrite_blocks): Remove last argument, simplify initialization of
11345 (mark_def_sites_initialize_block): Rename to...
11346 (mark_def_sites_block): ... this, call mark_def_sites.
11347 (mark_def_sites_blocks): Remove argument, simplify initialization of
11349 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11350 (update_ssa): Likewise.
11351 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11353 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11354 (dom_opt_initialize_block): Rename to...
11355 (dom_opt_enter_block): ... this, place after called functions. Walk
11356 statements here, inline propagate_to_outgoing_edges.
11357 (dom_opt_finalize_block): Rename to...
11358 (dom_opt_leave_block): ... this, place after called functions.
11359 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11361 (dse_enter_block, dse_record_phi): New.
11362 (dse_record_phis): Delete.
11363 (dse_finalize_block): Rename to...
11364 (dse_leave_block): ... this.
11365 (tree_ssa_dse): Simplify initialization of walk_data.
11366 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11367 Adjust initialization of walk_data.
11368 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11369 * tree-ssa-loop-phiopt.c (get_non_trapping):
11370 Adjust initialization of walk_data.
11371 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11372 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11373 it's not a domwalk callback.
11374 (uncprop_initialize_block): Rename to...
11375 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11376 (dse_finalize_block): Rename to...
11377 (dse_leave_block): ... this.
11378 (tree_ssa_uncprop): Simplify initialization of walk_data.
11379 * Makefile.in: Adjust dependencies.
11381 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11383 * arm.md (casesi): Fix test for Thumb1.
11384 (thumb1_casesi_internal_pic): Likewise.
11385 (thumb1_casesi_dispatch): Likewise.
11387 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11389 * config/arm/arm-cores.def: Added core cortex-m0.
11390 * config/arm/arm-tune.md: Regenerated.
11391 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11393 2009-06-26 DJ Delorie <dj@redhat.com>
11395 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11397 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11398 the scheduler doesn't tag jump insns.
11400 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11402 * c-decl.c (merge_decls): Re-indent.
11404 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11407 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11408 Special-case decimal float constants.
11410 2009-06-26 Richard Henderson <rth@redhat.com>
11412 * function.h (struct function): Add cannot_be_copied_reason,
11413 and cannot_be_copied_set.
11414 * tree-inline.c (has_label_address_in_static_1): Rename from
11415 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11416 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11417 don't set inline_forbidden_reason.
11418 (copy_forbidden): New function, split out of inline_forbidden_p.
11419 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11420 (inline_forbidden_p): Use copy_forbidden.
11421 (tree_versionable_function_p): Likewise.
11422 (inlinable_function_p): Merge into tree_inlinable_function_p.
11423 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11424 * ipa-cp.c (ipcp_versionable_function_p): New function.
11425 (ipcp_cloning_candidate_p): Use it.
11426 (ipcp_node_modifiable_p): Likewise.
11428 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11430 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11431 that is marked not to be inlined. Remove flag_mudflap use.
11432 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11433 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11435 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11438 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11439 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11441 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11443 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11445 (__mingwthr_remove_key_dtor): Likewise.
11447 2009-06-26 Richard Guenther <rguenther@suse.de>
11449 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11451 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11453 PR middle-end/40525
11454 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11455 try the non-cond_exec path also.
11457 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11460 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11461 (output_cbranch): Use new functions.
11462 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11465 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11466 Pat Haugen <pthaugen@us.ibm.com>
11467 Revital Eres <ERES@il.ibm.com>
11469 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11470 for %c error. Add %x support to print VSX registers as a unified
11471 register set, instead of separate float and altivec registers.
11472 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11473 %y case, and add support for VSX pre-modify addresses.
11474 (output_toc): Add assert for CONST containing an integer constant
11476 (rs6000_adjust_cost): Add POWER7 support.
11477 (insn_must_be_first_in_group): Ditto.
11478 (insn_must_be_last_in_group): Ditto.
11479 (rs6000_emit_popcount): Ditto.
11480 (rs6000_vector_mode_supported_p): Ditto.
11482 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11483 Change some of the functions called by macros to being called
11484 through a pointer, so debug functions can be inserted if
11485 -mdebug=addr or -mdebug=cost.
11486 (rs6000_preferred_reload_class_ptr): Ditto.
11487 (rs6000_secondary_reload_class_ptr): Ditto.
11488 (rs6000_secondary_memory_needed_ptr): Ditto.
11489 (rs6000_cannot_change_mode_class_ptr): Ditto.
11490 (rs6000_secondary_reload_inner): Ditto.
11491 (rs6000_legitimize_reload_address): Ditto.
11492 (rs6000_legitimize_reload_address_ptr): Ditto.
11493 (rs6000_mode_dependent_address): Ditto.
11494 (rs6000_mode_dependent_address_ptr): Ditto.
11496 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11497 function to return true if the mode allows reg + integer
11499 (virtual_stack_registers_memory_p): New function to return true if
11500 the address refers to a virtual stack register.
11501 (rs6000_legitimate_offset_address_p): Move code to say whether a
11502 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11504 (rs6000_legitimate_address_p): Add checks for modes that only can
11505 do reg+reg addressing. Start adding VSX support.
11506 (rs6000_legitimize_reload_address): Ditto.
11507 (rs6000_legitimize_address): Ditto.
11508 (rs6000_debug_legitimate_address_p): New debug functions for
11509 -mdebug=addr and -mdebug=cost.
11510 (rs6000_debug_rtx_costs): Ditto.
11511 (rs6000_debug_address_costs): Ditto.
11512 (rs6000_debug_adjust_cost): Ditto.
11513 (rs6000_debug_legitimize_address): Ditto.
11514 (rs6000_legitimize_reload_address_ptr): Point to call normal
11515 function or debug function. Make functions called via pointer
11517 (rs6000_mode_dependent_address_ptr): Ditto.
11518 (rs6000_secondary_reload_class_ptr): Ditto.
11519 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11520 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11521 into a friendlier error.
11522 (rs6000_init_builtins): Add initial VSX support.
11523 (rs6000_adjust_cost): Fix some spacing issues.
11525 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11526 (REG_CLASS_NAMES): Ditto.
11527 (REG_CLASS_CONTENTS): Ditto.
11528 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11529 pointer, to add -mdebug=addr support.
11530 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11531 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11532 -mdebug=addr support.
11533 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11534 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11535 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11537 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11539 (bswapsi*): Set attribute types for load/store. Add combiner
11540 patterns to eliminate zero extend on 64-bit.
11541 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11542 stdbrx if the hardware supports those instructions.
11544 2009-06-25 Ian Lance Taylor <iant@google.com>
11546 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11547 (Link Options): Document -static-libstdc++.
11549 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11552 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11553 DATA_ALIGNMENT instead.
11555 2009-06-25 Richard Guenther <rguenther@suse.de>
11557 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11558 indirect references against the callused/escaped solutions.
11559 (call_may_clobber_ref_p_1): Likewise.
11561 2009-06-25 Martin Jambor <mjambor@suse.cz>
11563 PR tree-optimization/40493
11564 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11565 (enum unscalarized_data_handling): New type.
11566 (handle_unscalarized_data_in_subtree): Return what has been done.
11567 (load_assign_lhs_subreplacements): Handle left flushes differently.
11568 (sra_modify_assign): Use unscalarized_data_handling, simplified
11569 condition determining whether to remove the statement.
11571 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11573 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11574 excerpt - @ should be doubled for texinfo.
11576 2009-06-24 Ian Lance Taylor <iant@google.com>
11578 * config/arc/arc.c: Include "df.h".
11579 (arc_attribute_table): Make static. Move higher in file.
11580 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11581 (output_shift): Initialize n later to avoid warning.
11582 * config/arm/arm.c (arm_attribute_table): Make static. Move
11584 * config/avr/avr.c (avr_attribute_table): Make static. Move
11586 (reg_class_tab): Change array type from int to enum reg_class.
11587 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11589 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11590 (lshrhi3_out): Likewise.
11591 (class_likely_spilled_p): Change return type to bool.
11592 (avr_rtx_costs): Use local code variable with enum type.
11593 * config/avr/avr.md (movmemhi): Use add_reg_note.
11594 (andhi3, andsi3): Don't use AS2 with "and".
11595 (iorhi3, iorsi3): Don't use AS2 with "or".
11596 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11597 * config/crx/crx.c: Include "df.h".
11598 (crx_attribute_table): Make static.
11599 * config/m32r/m32r.c: Include "df.h".
11600 (m32r_attribute_table): Make static. Move higher in file.
11601 (pop): Use add_reg_note.
11602 (block_move_call): Change 0 to LCT_NORMAL in function call.
11603 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11604 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11605 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11606 declare, not just when TREE_CODE is defined.
11607 * config/m68hc11/m68hc11.c: Include "expr.h".
11608 (m68hc11_attribute_table): Make static. Move higher in file.
11609 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11611 (m68hc11_register_indirect_p): Likewise.
11612 (m68hc11_function_arg_padding): Change return type to enum
11614 (emit_move_after_reload): Use add_reg_note.
11615 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11616 (m68hc11_split_logical): Likewise.
11617 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11619 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11620 to VOIDmode in function call.
11621 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11623 (m68hc11_split_logical): Update declaration.
11624 (m68hc11_function_arg_padding): Update declaration.
11625 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11626 to array of enum reg_class.
11627 (mcore_attribute_table): Make static. Move higher in file.
11628 (mcore_rtx_costs): Add cast to enum type.
11629 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11630 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11631 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11633 * config/sh/predicates.md (trapping_target_operand): Rename and to
11635 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11637 * config/spu/spu.c (spu_attribute_table): Make static. Move
11639 * config/v850/v850.c (v850_attribute_table): Make static. Move
11641 (v850_rtx_costs): Use local code with enum type.
11642 (expand_epilogue): Add cast.
11643 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11645 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11648 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11649 -m2a-single-only and -m2a-nofpu.
11650 * config/sh/sh.opt: Document m2a generates FPU code.
11652 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11654 * defaults.h (CAN_ELIMINATE): Provide default.
11655 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11656 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11657 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11658 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11659 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11660 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11661 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11662 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11663 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11664 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11666 2009-06-24 DJ Delorie <dj@redhat.com>
11668 * mep-ext-cop.cpu: Fix copyright notice.
11669 * mep-default: Fix copyright notice.
11670 * mep-core: Fix copyright notice.
11671 * mep: Fix copyright notice.
11672 * mep-ivc2: Fix copyright notice.
11673 * mep-c5: Fix copyright notice.
11675 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11677 * doc/contrib.texi (Contributors):
11679 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11681 PR middle-end/40501
11682 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11683 src and dst operands if necessary.
11685 2009-06-23 DJ Delorie <dj@redhat.com>
11688 * config.gcc: Add mep support.
11689 * recog.c: Resurrect validate_replace_rtx_subexp().
11690 * recog.h: Likewise.
11691 * config/mep/: Add new port:
11692 * config/mep/constraints.md: New file.
11693 * config/mep/default.h: New file.
11694 * config/mep/intrinsics.h: New file.
11695 * config/mep/intrinsics.md: New file.
11696 * config/mep/ivc2-template.h: New file.
11697 * config/mep/mep-c5.cpu: New file.
11698 * config/mep/mep-core.cpu: New file.
11699 * config/mep/mep-default.cpu: New file.
11700 * config/mep/mep-ext-cop.cpu: New file.
11701 * config/mep/mep-intrin.h: New file.
11702 * config/mep/mep-ivc2.cpu: New file.
11703 * config/mep/mep-lib1.asm: New file.
11704 * config/mep/mep-lib2.c: New file.
11705 * config/mep/mep-pragma.c: New file.
11706 * config/mep/mep-protos.h: New file.
11707 * config/mep/mep-tramp.c: New file.
11708 * config/mep/mep.c: New file.
11709 * config/mep/mep.cpu: New file.
11710 * config/mep/mep.h: New file.
11711 * config/mep/mep.md: New file.
11712 * config/mep/mep.opt: New file.
11713 * config/mep/predicates.md: New file.
11714 * config/mep/t-mep: New file.
11716 2009-06-23 Ian Lance Taylor <iant@google.com>
11718 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11719 from loose_warn into c_loose_warn and from strict_warn into
11720 c_strict_warn. Set and substitute warn_cxxflags. Check for
11721 --enable-build-with-cxx. Set and substitute
11722 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11723 * Makefile.in (CXXFLAGS): New variable.
11724 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11725 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11726 the default is the same as $(STRICT_WARN).
11727 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11728 (CXX): New variable.
11729 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11730 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11731 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11732 (HOST_LIBS): New variable.
11733 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11734 (ALL_CXXFLAGS): New variable.
11735 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11736 * doc/install.texi (Configuration): Document
11737 --enable-build-with-cxx, --with-stage1-ldflags,
11738 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11739 * configure: Rebuild.
11741 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11743 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11744 from previous commit.
11746 2009-06-23 Ian Lance Taylor <iant@google.com>
11748 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11750 2009-06-23 Ian Lance Taylor <iant@google.com>
11752 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11753 with ATTRIBUTE_UNUSED.
11755 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11756 Pat Haugen <pthaugen@us.ibm.com>
11757 Revital Eres <eres@il.ibm.com>
11759 * config.in (HAVE_AS_POPCNTD): Add default definition.
11760 (HAVE_AS_LWSYNC): Ditto.
11762 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11764 (gcc_cv_as_powerpc_cmpb): Ditto.
11765 (gcc_cv_as_powerpc_dfp): Ditto.
11766 (gcc_cv_as_powerpc_vsx): Ditto.
11767 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11768 supporting the popcntd/lwsync instructions.
11769 (gcc_cv_as_powerpc_lwsync): Ditto.
11770 * configure: Regenerate.
11772 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11773 -mcpu=native and -mcpu=power7.
11774 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11776 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11777 a variable instead of a mask to reduce the number of mask bits.
11778 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11779 (-mbit-word): Ditto.
11780 (-mregnames): Ditto.
11781 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11782 (-mfused-madd): Ditto.
11784 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11786 (-mvsx): New switch for VSX instructions.
11787 (-misel): Move from a variable to a mask to allow it to be set by
11790 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11791 function declaration to an array declaration.
11792 (rs6000_hard_regno_nregs): New external array declaration.
11794 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11795 files included by rs6000.md.
11797 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11798 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11800 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11802 (rs6000_debug_reg): New -mdebug= variables.
11803 (rs6000_debug_addr): Ditto.
11804 (rs6000_debug_cost): Ditto.
11805 (rs6000_pmode): New variable to hold Pmode.
11806 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11807 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11808 calculated at compiler start.
11809 (rs6000_hard_regno_nregs): Change function to an array which holds
11810 HARD_REGNO_NREGS calculated at compiler start.
11811 (rs6000_explicit_options): Delete isel field.
11812 (rs6000_vector_unit): New array to hold which vector unit
11813 supports arithmetic options for a given type.
11814 (rs6000_vector_mem): New array to hold which vector unit supports
11815 memory reference operations for a given type.
11816 (rs6000_vector_align): New array to given the alignment of each
11818 (power7_cost): New basic costs for power7.
11819 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11820 (rs6000_hard_regno_nregs_internal): New function, moved from
11821 HARD_REGNO_NREGS, to calculate the number of registers each hard
11822 register takes for each type.
11823 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11824 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11825 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11826 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11827 unit information here so it is calculated once at compiler startup
11829 (rs6000_override_options): Make -misel a target mask. Add more
11830 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11831 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11833 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11834 (rs6000_handle_option): Move -misel from variable to target mask.
11835 (rs6000_builtin_mask_for_load): Add VSX support.
11836 (rs6000_conditional_register_usage): Ditto.
11837 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11838 (function_arg_boundary): Ditto.
11839 (rs6000_expand_builtin): Ditto.
11840 (def_builtin): Make abort message a little friendlier.
11841 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11843 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11844 assembler support the popcntd instruction instead of a vsx
11845 instruction to enable power7 support.
11846 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11847 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11848 option to the assembler if -mcpu=native.
11849 (ASM_CPU_NATIVE_SPEC): Ditto.
11850 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11852 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11853 the lwsync instruction.
11854 (enum processor_type): Add PROCESSOR_POWER7.
11855 (rs6000_debug_reg): New -mdebug= options.
11856 (rs6000_debug_addr): Ditto.
11857 (rs6000_debug_cost): Ditto.
11858 (rs6000_isel): Delete.
11859 (enum rs6000_vector): New enum to say what vector unit we have.
11860 (VECTOR_UNIT_*): New macros to say which vector unit has
11861 arithmetic operations for a given type.
11862 (VECTOR_MEM_*): New macros to say which vector unit has memory
11863 operations for a given type.
11864 (TARGET_LDBRX): Whether the machine supports the ldbrx
11866 (TARGET_ISEL): Delete, -misel moved to be a mask.
11867 (TARGET_ISEL64): New macro for 64-bit isel support.
11868 (UNITS_PER_VSX_WORD): New macro.
11869 (POINTER_SIZE): Move to be an external variable, rather than
11870 calculating whether we are generating 32 ot 64-bit code.
11872 (STACK_BOUNDARY): Add VSX support.
11873 (LOCAL_ALIGNMENT): Ditto.
11874 (SLOW_UNALIGNED_ACCESS): Ditto.
11875 (VSX_REGNO_P): New macro for VSX support.
11876 (VFLOAT_REGNO_P): Ditto.
11877 (VINT_REGNO_P): Ditto.
11878 (VLOGICAL_REGNO_P): Ditto.
11879 (VSX_VECTOR_MODE): Ditto.
11880 (VSX_SCALAR_MODE): Ditto.
11882 (VSX_MOVE_MODE): Ditto.
11883 (VSX_REG_CLASS_P): Ditto.
11884 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11886 (UNITS_PER_SIMD_WORD): Add VSX support.
11887 (MODES_TIEABLE_P): Ditto.
11888 (STARTING_FRAME_OFFSET): Ditto.
11889 (STACK_DYNAMIC_OFFSET): Ditto.
11890 (EPILOGUE_USES): Ditto.
11891 (REGNO_REG_CLASS): Move to array lookup.
11892 (CLASS_MAX_NREGS): Ditto.
11893 (rs6000_vector_reg_class): Add declaration.
11894 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11895 overlap with the floating point and Altivec registers.
11897 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11899 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11900 give the appropriate asm switches if -mcpu=native.
11901 (host_detect_local_cpu): Add support for "asm".
11902 (host_detect_local_cpu): Follow GNU code guidelines for name.
11904 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11905 -mbit-word to a variable instead of being a target mask.
11907 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11908 emit the lwsync instruction instead of emitting the instruction as
11909 an integer constant.
11911 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11912 fixuns_trundfsi2, move expander into rs6000.md.
11914 * config/rs6000/rs6000.md (cpu): Add power7.
11915 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11916 (logical predicate patterns): Change the single instruction
11917 primitives that set CR0 to be fast_compare instead of compare.
11919 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11920 (popcntddi2): Ditto.
11921 (popcount<mode>): Ditto.
11922 (floating multiply/add insns): Name the floating point
11923 multiply/add insns.
11924 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11925 (isel_unsigned_<mode>): Ditto.
11926 (fixuns_trundfsi2): Move expander here from spe.md.
11927 (smindi3): Define if we have -misel on 64-bit systems.
11932 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11934 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11936 * config/avr/avr.c (avr_current_device): New variable.
11937 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11938 (avr_arch, mcu_type_s): Move to avr.h.
11939 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11940 default_data_section_start fields.
11941 (avr_arch): Moved from avr.c.
11942 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11943 library_name fields.
11944 (avr_current_device, avr_mcu_types, avr_arch_types,
11945 avr_device_to_arch, avr_device_to_data_start,
11946 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11947 (EXTRA_SPEC_FUNCTIONS): Define.
11948 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11949 options mapping. Use device_to_arch and device_to_data_start insted.
11950 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11951 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11952 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11953 * config/avr/driver-avr.c: New file.
11954 * config/avr/avr-devices.c: New file.
11956 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11958 * var-tracking.c (unshare_variable): Force initialized to
11959 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11960 (set_variable_part): Likewise.
11961 (struct variable_union_info): Remove pos_src field.
11962 (vui_vec, vui_allocated): New variables.
11963 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11964 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11965 == 1 use a simpler sorting algorithm. Compute pos field right
11966 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11967 Avoid quadratic comparison if !flag_var_tracking_uninit.
11968 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11969 unshare_variable unconditionally.
11970 (dataflow_set_different_2): Removed.
11971 (dataflow_set_different): Don't traverse second hash table.
11972 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11973 unconditionally to var_reg_set or var_mem_set.
11974 (emit_notes_in_bb): Likewise.
11975 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11977 (emit_note_insn_var_location): Don't set initialized to
11978 VAR_INIT_STATUS_INITIALIZED early.
11979 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11981 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11983 * tree-object-size.c (addr_object_size): Instead of checking
11984 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11985 are no FIELD_DECLs following it.
11987 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11989 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11990 order to match bswaps with signed source operands.
11992 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11994 * sdbout.c (sdbout_one_type): Fix braces in switch.
11996 2009-06-23 Richard Guenther <rguenther@suse.de>
11998 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12000 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12001 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12002 var_callused, callused_tree, var_storedanything, storedanything_tree,
12003 var_integer, integer_tree): Remove global variables.
12004 (new_var_info): Do not pass new id, append the new var to the
12005 global variable vector.
12006 (do_ds_constraint): Use is_global_var member of the variable-info.
12007 (new_scalar_tmp_constraint_exp): Adjust.
12008 (create_function_info_for): Likewise.
12009 (create_variable_info_for): Likewise.
12010 (find_what_var_points_to): Remove dead code.
12011 (init_base_vars): Simplify.
12012 (compute_points_to_sets): Adjust.
12014 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12016 * combine.c (try_combine): Dump information about the insns we're
12019 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12021 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12022 check when calling force_to_mode on TRUNCATE's operand.
12024 2009-06-22 Ian Lance Taylor <iant@google.com>
12026 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12028 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12030 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12032 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12034 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12035 override library linkage flags such as -static-libgcc or
12038 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12040 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12042 2009-06-22 Ian Lance Taylor <iant@google.com>
12044 * config/linux.opt: Put mglibc ahead of muclibc.
12046 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12047 for duplicate decls.
12049 2009-06-22 Matthias Klose <doko@ubuntu.com>
12051 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12053 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12056 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12057 instead of NULL if a parser error occurs.
12059 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12061 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12062 non-DWARF2_DEBUGGING_INFO version.
12064 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12066 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12067 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12069 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12070 (LIBGCC2_TF_CEXT): Define.
12073 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12076 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12078 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12080 * config/arm/arm.c (arm_override_options): Disable
12081 -mcaller-super-interworking and -mcallee-super-interworking.
12082 * doc/invoke.texi (ARM Options): Document this.
12084 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12086 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12087 * config/arm/constraints.md (j): New constraint for movw operands.
12088 (N): Remove thumb2 meaning.
12089 * config/arm/arm.md (*arm_movw): Delete.
12090 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12091 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12092 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12094 2009-06-22 Martin Jambor <mjambor@suse.cz>
12096 PR tree-optimization/40492
12097 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12098 build_ref_for_offset.
12100 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12102 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12103 JUMP_TABLE_DATA_P predicates where applicable.
12104 * auto-inc-dec.c: Ditto.
12105 * builtins.c: Ditto.
12106 * caller-save.c: Ditto.
12108 * cfgcleanup.c: Ditto.
12109 * cfglayout.c: Ditto.
12111 * combine.c: Ditto.
12112 * combine-stack-adj.c: Ditto.
12116 * df-scan.c: Ditto.
12118 * dwarf2asm.c: Ditto.
12119 * dwarf2out.c: Ditto.
12120 * emit-rtl.c: Ditto.
12126 * function.c: Ditto.
12129 * genpreds.c: Ditto.
12130 * genrecog.c: Ditto.
12132 * ira-costs.c: Ditto.
12133 * ira-lives.c: Ditto.
12135 * loop-iv.c: Ditto.
12136 * lower-subreg.c: Ditto.
12137 * modulo-sched.c: Ditto.
12139 * postreload.c: Ditto.
12140 * print-rtl.c: Ditto.
12142 * reginfo.c: Ditto.
12143 * regmove.c: Ditto.
12144 * reload1.c: Ditto.
12147 * rtlanal.c: Ditto.
12149 * sched-vis.c: Ditto.
12151 * sel-sched-ir.c: Ditto.
12152 * simplify-rtx.c: Ditto.
12153 * targhooks.c: Ditto.
12154 * var-tracking.c: Ditto.
12155 * vmsdbgout.c: Ditto.
12157 2009-06-22 Matthias Klose <doko@ubuntu.com>
12159 * Makefile.in (install-plugin): Always use DESTDIR.
12161 2009-06-22 Olivier Hainque <hainque@adacore.com>
12163 * config/pa/pa.c (output_call): Don't optimize post call jumps
12164 into return address adjustments if the call may throw.
12166 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12168 * arm.c (thumb1_output_casesi): New function.
12169 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12170 optimizing for size or PIC.
12171 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12172 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12173 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12174 (thumb1_casesi_internal_pic): New expand rule.
12175 (thumb1_casesi_dispatch): New pattern.
12176 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12178 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12179 in the text seciton when PIC or optimizing for size.
12180 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12181 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12182 preservation properties of code.
12183 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12184 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12185 (__gnu_thumb1_case_si): New function.
12186 * t-arm (LIB1ASMSRC): Define here.
12187 (LIB1ASMFUNCS): Add some common functions.
12188 * t-arm-elf (LIB1ASMSRC): Delete.
12189 (LIB1ASMFUNCS): Append to existing set.
12190 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12191 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12192 * t-symbian (LIB1ASMFUNCS): Likewise.
12193 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12194 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12196 2009-06-21 Richard Guenther <rguenther@suse.de>
12198 PR tree-optimization/38729
12199 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12200 to loops with a single exit if -fno-expensive-optimizations.
12202 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12204 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12205 (dataflow_set): Change vars type from htab_t to shared_hash.
12206 (shared_hash_pool, empty_shared_hash): New variables.
12207 (vars_clear): Removed.
12208 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12209 shared_hash_find_slot_unshare, shared_hash_find_slot,
12210 shared_hash_find_slot_noinsert, shared_hash_find): New
12212 (shared_hash_unshare, shared_hash_destroy): New functions.
12213 (unshare_variable): Unshare set->vars if shared, use
12215 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12216 (get_init_value, find_src_set_src, dump_dataflow_set,
12217 clobber_variable_part, emit_notes_for_differences): Use
12219 (dataflow_set_init): Remove second argument, set vars to
12220 empty_shared_hash instead of creating a new htab.
12221 (dataflow_set_clear): Call shared_hash_destroy and set vars
12222 to empty_shared_hash instead of calling vars_clear.
12223 (dataflow_set_copy): Don't call vars_copy, instead just share
12224 the src htab with dst.
12225 (variable_union): Use shared_hash_*, use initially NO_INSERT
12226 lookup if set->vars is shared. Don't keep slot cleared before
12227 calling unshare_variable. Unshare set->vars if needed.
12228 Even ->refcount == 1 vars must be unshared if set->vars is shared
12229 and var needs to be modified.
12230 (variable_canonicalize): New function.
12231 (dataflow_set_union): If dst->vars is empty, just share src->vars
12232 with dst->vars and traverse with variable_canonicalize to canonicalize
12233 and unshare what is needed.
12234 (dataflow_set_different): If old_set and new_set use the same shared
12235 htab, they aren't different. If number of htab elements is different,
12236 htabs are different. Use shared_hash_*.
12237 (dataflow_set_destroy): Call shared_hash_destroy instead of
12239 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12240 second argument to dataflow_set_init.
12241 (vt_initialize): Likewise. Initialize shared_hash_pool and
12242 empty_shared_hash, move bb in/out initialization afterwards.
12243 Use variable_htab_free instead of NULL as changed_variables del hook.
12244 (variable_was_changed): Change type of second argument to pointer to
12245 dataflow_set. When inserting var into changed_variables, bump
12246 refcount. Unshare set->vars if set is shared htab and slot needs to
12248 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12249 lookup if set->vars is shared. Unshare set->vars if needed.
12250 Even ->refcount == 1 vars must be unshared if set->vars is shared
12251 and var needs to be modified. Adjust variable_was_changed caller.
12252 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12253 vars must be unshared if set->vars is shared and var needs to be
12254 modified. Adjust variable_was_changed caller.
12255 (emit_note_insn_var_location): Don't pool_free var.
12256 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12258 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12259 free_alloc_pool on shared_hash_pool.
12261 2009-06-20 Anthony Green <green@moxielogic.com>
12263 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12264 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12266 2009-06-20 Richard Guenther <rguenther@suse.de>
12268 * tree-ssa-structalias.c (find_func_aliases): For memset use
12269 a constraint from NULL if we memset to zero.
12270 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12271 we explicitly handle that do not read from memory.
12272 (call_may_clobber_ref_p_1): Properly handle builtins that may
12275 2009-06-20 Richard Guenther <rguenther@suse.de>
12277 PR tree-optimization/40495
12278 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12279 (new_scalar_tmp_constraint_exp): New function.
12280 (process_constraint): Do not create temporary decls.
12281 (process_all_all_constraints): Likewise.
12282 (handle_const_call): Likewise.
12283 (create_function_info_for): Do not set decl.
12285 2009-06-19 Ian Lance Taylor <iant@google.com>
12287 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12288 (rs6000_attribute_table): Make static; move before use.
12290 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12292 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12293 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12294 Propagate the TREE_READONLY flag without overwriting it.
12295 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12296 Propagate the TREE_READONLY flag onto the result.
12297 (process_call_operands): Move around. Use correct constant value.
12299 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12302 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12303 * config/arm/arm.md: Likewise.
12305 2009-06-19 Ian Lance Taylor <iant@google.com>
12307 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12308 to GIMPLE_ERROR_MARK.
12310 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12311 op2_original_type parameters. Warn about using different enum types.
12312 * c-parser.c (c_parser_conditional_expression): Pass original
12313 types to build_conditional_expr.
12314 * c-tree.h (build_conditional_expr): Update declaration.
12316 2009-06-19 Ian Lance Taylor <iant@google.com>
12318 * config/i386/i386.c (ix86_function_specific_save): Test that
12319 fields match values, rather than testing the values are in a
12322 2009-06-19 Richard Guenther <rguenther@suse.de>
12324 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12325 ADDR_EXPR pointers.
12326 (ptr_derefs_may_alias_p): Likewise.
12327 (ptr_deref_may_alias_ref_p_1): New function.
12328 (ptr_deref_may_alias_ref_p): Likewise.
12329 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12330 covered by looking at the ESCAPED solution.
12331 (call_may_clobber_ref_p_1): Likewise.
12332 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12333 Handle NULL_TREE offset. Do not produce redundant constraints.
12334 (process_all_all_constraints): New helper function.
12335 (do_structure_copy): Use it.
12336 (handle_lhs_call): Likewise.
12337 (find_func_aliases): Handle some builtins with pointer arguments
12338 and/or return values explicitly.
12340 2009-06-19 Ian Lance Taylor <iant@google.com>
12342 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12344 2009-06-19 Ian Lance Taylor <iant@google.com>
12346 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12348 2009-06-19 Ian Lance Taylor <iant@google.com>
12350 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12351 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12354 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12355 uninitialized const.
12357 2009-06-19 Ian Lance Taylor <iant@google.com>
12359 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12362 * c-decl.c (in_struct, struct_types): Remove.
12363 (struct c_binding): Add in_struct field.
12364 (c_binding_ptr): Define type, along with VEC.
12365 (struct c_struct_parse_info): Define.
12366 (struct_parse_info): New static variable.
12367 (bind): Initialize in_struct field.
12368 (start_struct): Remove enclosing_in_struct and
12369 enclosing_struct_types parameters. Add
12370 enclosing_struct_parse_info parameter. Change all callers. Set
12371 struct_parse_info rather than in_struct and struct_types.
12372 (grokfield): If -Wc++-compat and there is a symbol binding for the
12373 field name, set the in_struct flag and push it on the
12374 struct_parse_info->fields vector.
12375 (warn_cxx_compat_finish_struct): New static function.
12376 (finish_struct): Remove enclosing_in_struct and
12377 enclosing_struct_types parameters. Add
12378 enclosing_struct_parse_info parameter. Change all callers. Don't
12379 set C_TYPE_DEFINED_IN_STRUCT here. Call
12380 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12381 parameter. Only push on struct_types if warn_cxx_compat.
12382 (finish_enum): Only push on struct_types if warn_cxx_compat.
12383 (declspecs_add_type): Add loc parameter. Change all callers.
12384 Change all error calls to error_at. Pass loc, not input_location,
12385 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12386 defined in a struct. If -Wc++-compat and parsing a struct, record
12387 that a typedef name was used.
12388 * c-parser.c (c_parser_declspecs): Get location to pass to
12389 declspecs_add_type.
12390 (c_parser_struct_or_union_specifier): Update calls to start_struct
12392 * c-tree.h (struct c_struct_parse_info): Declare.
12393 (finish_struct, start_struct): Update declarations.
12394 (declspecs_add_type): Update declaration.
12396 2009-06-19 Ian Lance Taylor <iant@google.com>
12398 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12399 variable with an anonymous type.
12401 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12403 * see.c: Remove for real.
12405 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12407 * optabs.h (enum optab_index): Add new OTI_significand.
12408 (significand_optab): Define corresponding macro.
12409 * optabs.c (init_optabs): Initialize significand_optab.
12410 * genopinit.c (optabs): Implement significand_optab using
12411 significand?f2 patterns.
12412 * builtins.c (expand_builtin_mathfn): Handle
12413 BUILT_IN_SIGNIFICAND{,F,L}.
12414 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12415 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12417 * config/i386/i386.md (significandxf2, significand<mode>2): New
12418 expanders to implement significandf, significand and significandl
12419 built-ins as inline x87 intrinsics.
12421 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12423 * config/avr/avr.c (avr_override_options): Remove setting value of
12424 PARAM_INLINE_CALL_COST.
12426 2009-06-18 Richard Henderson <rth@redhat.com>
12429 * tree-pass.h (TDF_ASMNAME): New.
12430 * tree-dump.c (dump_options): Add asmname.
12431 * doc/invoke.texi: Document it.
12433 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12434 (dump_decl_name): ...here.
12435 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12436 (dump_generic_node): Update dump_function_name calls.
12437 (print_call_name): New flags arg; update all dump calls.
12438 * diagnostic.h (print_call_name): Update.
12439 * gimple-pretty-print.c (dump_gimple_call): Update.
12441 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12444 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12446 2009-06-18 Diego Novillo <dnovillo@google.com>
12448 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12449 * plugin.c (str_license): Declare.
12450 (try_init_one_plugin): Assert that the symbol
12451 'plugin_is_GPL_compatible' exists.
12453 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12456 * Makefile.in (OBJS-common): Remove see.o.
12458 * common.opt (fsee): Mark as preserved for backward compatibility.
12459 * opts.c (common_handle_option): Add OPT_fsee to the backward
12460 compatibility section.
12461 * passes.c (init_optimization_passes, pass_see): Remove pass.
12462 * timevar.def (TV_SEE): Remove.
12463 * tree-pass.h (pass_see): Remove declaration.
12464 * doc/invoke.texi (-fsee): Remove documentation.
12466 2009-06-18 Martin Jambor <mjambor@suse.cz>
12468 * tree-sra.c: Include statistics.h
12469 (sra_stats): New variable.
12470 (sra_initialize): Clear sra_stats.
12471 (create_access_replacement): Increment sra_stats.replacements.
12472 (get_access_replacement): Do not return twice.
12473 (analyze_all_variable_accesses): Increment statistics counter by the
12474 number of scalarized aggregates.
12475 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12476 (sra_modify_expr): Increment sra_stats.exprs.
12477 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12478 (sra_modify_assign): Increment sra_stats.exprs,
12479 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12480 (perform_intra_sra): Update statistics counters.
12481 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12483 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12485 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12486 (arm_scalar_mode_supported_p): New function.
12488 2009-06-18 Paul Brook <paul@codesourcery.com>
12489 Sandra Loosemore <sandra@codesourcery.com>
12491 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12492 (__extendhfsf2, __truncsfhf2): Define.
12493 * config/arm/fp16.c: New file.
12494 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12495 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12497 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12499 * doc/extend.texi (Half-Precision): New section.
12500 * doc/invoke.texi (Option Summary): List -mfp16-format.
12501 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12502 * config/arm/arm.opt (mfp16-format=): New.
12503 * config/arm/arm.c: Include intl.h.
12504 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12505 (TARGET_INVALID_RETURN_TYPE): Redefine.
12506 (TARGET_PROMOTED_TYPE): Redefine.
12507 (TARGET_CONVERT_TO_TYPE): Redefine.
12508 (arm_fp16_format): Define.
12509 (all_fpus): Add entry for neon-fp16.
12510 (fp_model_for_fpu): Likewise.
12511 (struct fp16_format): Declare.
12512 (all_fp16_formats): Define.
12513 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12515 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12517 (arm_legitimate_index_p): Treat HFmode like HImode.
12518 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12519 (coproc_secondary_reload_class): Special-case HFmode.
12520 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12521 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12522 (arm_init_fp16_builtins): New.
12523 (arm_init_builtins): Call it.
12524 (arm_invalid_parameter_type): New.
12525 (arm_invalid_return_type): New.
12526 (arm_promoted_type): New.
12527 (arm_convert_to_type).
12528 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12530 (arm_emit_fp16_const): New function.
12531 (arm_mangle_type): Mangle __fp16 as "Dh".
12532 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12534 (TARGET_NEON_FP16): New.
12535 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12536 (enum fputype): Add FPUTYPE_NEON_FP16.
12537 (enum arm_fp16_format_type): Declare.
12538 (arm_fp16_format): Declare.
12539 (LARGEST_EXPONENT_IS_NORMAL): Define.
12540 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12541 * config/arm/arm-modes.def (HFmode): Define.
12542 * config/arm/vfp.md: (*movhf_vfp): New.
12543 (extendhfsf2): New.
12545 * config/arm/arm.md: (fpu): Add neon_fp16.
12546 (floatsihf2, floatdihf2): New.
12547 (fix_trunchfsi2, fix_trunchfdi2): New.
12549 (extendhfdf2): New.
12551 (*arm32_movhf): New.
12552 (*thumb1_movhf): New.
12553 (consttable_2): Add check for HFmode constants.
12554 (consttable_4): Handle HFmode constants.
12556 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12558 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12560 2009-06-17 Olivier Hainque <hainque@adacore.com>
12562 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12563 const char ** conversion in AIX specific section.
12565 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12567 * config/i386/i386.c (ix86_special_builtin_type): Remove
12568 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12569 (bdesc_special_args): Updated.
12570 (ix86_init_mmx_sse_builtins): Likewise.
12571 (ix86_expand_special_args_builtin): Likewise.
12573 2009-06-17 Richard Henderson <rth@redhat.com>
12575 * tree-pretty-print.c (maybe_dump_asm_name): New.
12576 (dump_decl_name): Use it.
12577 (PRINT_FUNCTION_NAME): Merge into...
12578 (dump_function_name): ... here. Use maybe_dump_asm_name.
12580 2009-06-17 Cary Coutant <ccoutant@google.com>
12582 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12584 * debug.c (struct gcc_debug_hooks): Change placeholder for
12586 (debug_nothing_int_charstar_int): Replaced by...
12587 (debug_nothing_int_charstar_int_bool): ...this.
12588 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12589 source_line prototype.
12590 (debug_nothing_int_charstar_int): Replaced by...
12591 (debug_nothing_int_charstar_int_bool): ...this.
12592 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12593 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12594 Output is_stmt operand when necessary.
12595 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12596 (notice_source_line): Add is_stmt parameter.
12597 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12598 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12600 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12601 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12603 2009-06-17 Ian Lance Taylor <iant@google.com>
12605 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12607 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12610 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12612 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12613 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12614 tree_strip_sign_nop_conversions and
12615 tree_ssa_strip_useless_type_conversions rather than stripping
12616 the operations here.
12617 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12619 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12620 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12621 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12622 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12625 2009-06-17 Michael Eager <eager@eagercon.com>
12627 * config/rs6000/constraints.md (register_constraint "d"): New.
12628 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12629 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12630 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12631 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12632 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12633 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12634 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12635 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12636 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12637 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12639 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12640 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12641 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12642 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12643 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12644 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12645 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12646 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12647 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12648 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12649 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12650 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12651 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12652 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12654 2009-06-16 Ian Lance Taylor <iant@google.com>
12656 * profile.c (total_num_never_executed): Don't define.
12657 (compute_branch_probabilities): Don't count or print
12658 num_never_executed.
12659 (init_branch_prob): Don't set total_num_never_executed.
12660 (end_branch_prob): Don't print total_num_never_executed.
12662 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12664 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12666 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12668 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12669 (nabstd2_fpr): Same.
12671 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12673 * expr.c (expand_assignment): Change complex type check.
12675 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12677 * doc/plugins.texi (Building GCC plugins): Added new section.
12679 2009-06-17 Ian Lance Taylor <iant@google.com>
12681 * c-pch.c (get_ident): Don't set size of templ array.
12682 (pch_init): Don't set size of partial_pch array.
12684 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12685 string constant to intialize an array whose size is the length of
12688 2009-06-17 Richard Guenther <rguenther@suse.de>
12690 PR tree-optimization/40389
12691 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12692 to addressable types.
12693 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12695 2009-06-17 Richard Guenther <rguenther@suse.de>
12697 PR middle-end/40460
12698 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12699 if there is no evolution of left in the loop bail out.
12700 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12701 chrec_fold_multiply.
12703 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12704 Janis Johnson <janis187@us.ibm.com>
12707 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12708 for the symbol ref of a constant that is the source of a move
12709 - nor for any other not-obvious-label-ref constants.
12711 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12713 * plugin.c (position_pass): Skip newly inserted pass during list
12714 traversal to avoid repeated insertion.
12716 2009-06-16 Ian Lance Taylor <iant@google.com>
12718 * vec.h (VEC_stack_alloc): Define different version if
12719 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12720 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12721 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12722 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12724 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12726 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12728 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12729 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12730 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12731 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12732 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12733 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12734 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12735 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12736 __builtin_ia32_rdtscp.
12737 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12738 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12739 and __builtin_ia32_rorhi.
12740 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12741 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12742 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12743 (ix86_expand_args_builtin): Likewise.
12744 (ix86_expand_special_args_builtin): Likewise.
12746 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12747 (UNSPECV_RDTSC): Likewise.
12748 (UNSPECV_RDPMC): Likewise.
12749 (*bsr): Renamed to ...
12751 (*bsr_rex64): Renamed to ...
12754 (*rdpmc): Likewise.
12755 (*rdpmc_rex64): Likewise.
12757 (*rdtsc): Likewise.
12758 (*rdtsc_rex64): Likewise.
12759 (rdtscp): Likewise.
12760 (*rdtscp): Likewise.
12761 (*rdtscp_rex64): Likewise.
12763 * config/i386/ia32intrin.h: New.
12765 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12767 2009-06-16 Ian Lance Taylor <iant@google.com>
12769 * ira-build.c (copy_info_to_removed_store_destinations):
12770 Initialize parent_a.
12772 2009-06-16 Ian Lance Taylor <iant@google.com>
12774 * c-decl.c (grokdeclarator): Change size_varies to bool.
12776 2009-06-16 Ian Lance Taylor <iant@google.com>
12778 * sel-sched.c: Make forward declarations of move_op_hooks and
12779 fur_hooks explicitly extern.
12781 2009-06-16 Ian Lance Taylor <iant@google.com>
12783 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12784 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12786 2009-06-16 Ian Lance Taylor <iant@google.com>
12788 * resource.c (mark_referenced_resources): Change
12789 include_delayed_effects parameter to bool. Change all callers.
12790 (mark_end_of_function_resources): Likewise.
12791 * reorg.c (insn_references_resource_p): Likewise.
12792 (insn_sets_resource_p): Likewise.
12793 * resource.h (mark_referenced_resources): Update declaration.
12794 (mark_end_of_function_resources): Update declaration.
12796 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12798 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12800 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12802 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12803 GCC can bootstrap on AIX with GNU Binutils 2.20.
12805 2009-06-16 Ian Lance Taylor <iant@google.com>
12807 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12809 2009-06-16 Ian Lance Taylor <iant@google.com>
12811 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12812 inline, not extern inline.
12813 (exact_log2): Likewise.
12814 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12816 (exact_log2): Likewise, but don't test CTZ_HWI.
12818 2009-06-16 Ian Lance Taylor <iant@google.com>
12820 * bitmap.c (bitmap_clear): Don't declare as inline.
12821 * gimple.c (gimplify_assign): Likewise.
12822 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12823 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12824 (sched_scan_info): Remove duplicate definition.
12826 2009-06-16 Ian Lance Taylor <iant@google.com>
12828 * c-common.c (skip_evaluation): Don't define.
12829 (c_inhibit_evaluation_warnings): Define global variable.
12830 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12831 than skip_evaluation.
12832 (convert_and_check, warn_for_div_by_zero): Likewise.
12833 * c-common.h (skip_evaluation): Don't declare.
12834 (c_inhibit_evaluation_warnings): Declare.
12835 * c-parser.c (c_parser_typeof_specifier): Set
12836 c_inhibit_evaluation_warnings rather than skip_evaluation.
12837 (c_parser_conditional_expression): Likewise.
12838 (c_parser_binary_expression): Likewise.
12839 (c_parser_sizeof_expression): Likewise.
12840 (c_parser_alignof_expression): Likewise.
12841 * c-typeck.c (build_indirect_ref): Check
12842 c_inhibit_evaluation_warnings rather than skip_evaluation.
12843 (build_conditional_expr, build_binary_op): Likewise.
12845 2009-06-16 Richard Guenther <rguenther@suse.de>
12847 * tree-ssa-alias.c (is_escape_site): Remove.
12848 * tree-ssa-alias.h (enum escape_type): Remove.
12849 (is_escape_site): Likewise.
12850 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12851 via casts and asms without deferring to is_escape_site.
12853 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12855 PR middle-end/40446
12856 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12857 use gen_lowpart if op0 has complex mode.
12859 2009-06-16 Richard Guenther <rguenther@suse.de>
12861 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12862 variables add them to ESCAPED.
12863 (find_func_aliases): Do not make all indirectly stored values escaped.
12865 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12867 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12868 make_decl_one_only.
12870 2009-06-16 Martin Jambor <mjambor@suse.cz>
12872 PR tree-optimization/40432
12873 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12874 check whether we need to force gimple register operand.
12876 2009-06-16 Martin Jambor <mjambor@suse.cz>
12878 PR tree-optimization/40413
12879 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12880 build_ref_for_offset.
12881 (propagate_subacesses_accross_link): Fix a typo in a comment.
12883 2009-06-16 Ira Rosen <irar@il.ibm.com>
12885 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12886 with additional parameter.
12887 * tree-vectorizer.h (enum vect_def_type): Add new value
12889 (enum vect_relevant): Add comments.
12890 (vect_is_simple_reduction): Add new argument.
12891 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12892 Detect nested cycles.
12893 (vect_is_simple_reduction): Update documentation, add an argument to
12894 distinguish inner-loop reduction from nested cycle, detect nested
12895 cycles, fix printings and indentation, don't swap operands in case
12897 (get_initial_def_for_reduction): Handle subtraction.
12898 (vect_create_epilog_for_reduction): Add new argument to specify
12899 reduction variable.
12900 (vect_finalize_reduction): Handle subtraction, fix comments.
12901 (vectorizable_reduction): Handle nested cycles. In case of nested
12902 cycle keep track of the reduction variable position. Call
12903 vect_is_simple_reduction with additional parameter. Use original
12904 statement code in reduction epilogue for nested cycle. Call
12905 vect_create_epilog_for_reduction with additional parameter.
12906 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12907 inner-loop vectorization.
12908 (vect_recog_widen_sum_pattern): Likewise.
12909 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12911 (vect_mark_stmts_to_be_vectorized): Likewise.
12912 (vect_get_vec_def_for_operand): Handle nested cycles.
12914 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12916 * doc/invoke.texi (Debugging Options): Fix option index entries
12917 for -fdump-statistics, -frandom-seed add entries for
12918 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12919 (FRV Options): Fix entries for -mTLS, -mtls.
12920 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12921 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12922 (M68hc1x Options): Fix @itemx for -mnominmax.
12923 (MCore Options): Fix entry for -mno-lsim.
12924 (MMIX Options): Fix entry for -mabi=mmixware.
12925 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12927 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12929 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12930 Mention the plugin mode of gengtype.
12931 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12932 * gengtype.c: Updated copyright.
12933 (plugin_files, nb_plugin_files) Added new static variables.
12934 (measure_input_list) Care about plugin_files.
12935 (write_rtx_next): Added early return in plugin mode.
12936 (create_file): Updated copyright year in generated file. Added
12938 (oprintf): Added early return if NULL outf.
12939 (get_output_file_with_visibility): Care of plugin_files.
12940 (get_output_file_name): May return null.
12941 (write_local): Added early return.
12942 (put_mangled_filename): Ditto.
12943 (finish_root_table): Added check for base_files.
12944 (write_roots): Care about null when plugins.
12945 (main): Added plugin mode.
12947 2009-06-15 Ian Lance Taylor <iant@google.com>
12949 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12950 * gcov.c (read_count_file): Add braces around variables declared
12953 * c.opt (Wjump-misses-init): New warning.
12954 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12955 -Wall and -Wc++-compat if not already set.
12956 (c_common_post_options): Clear warn_jump_misses_init if it was not
12958 * c-decl.c (struct c_binding): Change type field to a union with
12959 new label field. Make it the first field in the struct. Update
12960 references to type to use u.type instead.
12961 (struct c_spot_bindings): Define.
12962 (struct c_goto_bindings): Define.
12963 (c_goto_bindings_p): Define, along with VECs.
12964 (struct c_label_vars): Define.
12965 (struct c_scope): Add has_label_bindings field.
12966 (bind_label, set_spot_bindings): New static functions.
12967 (decl_jump_unsafe, update_spot_bindings): New static functions.
12968 (update_label_decls): New static function.
12969 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12970 Update binding u.label field to shadowed field.
12971 (c_binding_start_stmt_expr): New function.
12972 (c_binding_end_stmt_expr): New function.
12973 (pushdecl): Don't call c_begin_vm_scope.
12974 (make_label): Add defining and p_label_vars parameters. Change
12976 (lookup_label): Correct test for whether a label has not yet been
12977 defined. Call bind_label rather than bind.
12978 (warn_about_goto): New static function.
12979 (lookup_label_for_goto): New function.
12980 (declare_label): Call bind_label rather than bind.
12981 (check_earlier_gotos): New static function.
12982 (define_label): Don't give errors about jumping into statement
12983 expressions or scopes of variably modified types. Call
12984 set_spot_bindings and check_earlier_gotos. Call bind_label
12985 instead of bind. Don't set label_context_stack_se or
12986 label_context_stack_vm.
12987 (c_get_switch_bindings): New function.
12988 (c_release_switch_bindings): New function.
12989 (c_check_switch_jump_warnings): New function.
12990 (start_function): Don't set label_context_stack_se or
12991 label_context_stack_vm.
12992 (finish_function): Likewise.
12993 * c-typeck.c (label_context_stack_se): Don't define.
12994 (label_context_stack_vm): Don't define.
12995 (c_finish_goto_label): Call lookup_label_for_goto rather than
12996 lookup_label. Don't give errors about jumping into a statement
12997 expression or the scope of a variably modified type. Don't set
12998 label_context_stack_se or label_context_stack_vm.
12999 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13000 fields. Add bindings field.
13001 (c_start_case): Don't set deleted fields. Set bindings field.
13002 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13003 or blocked_vm. Call c_check_switch_jump_warnings.
13004 (c_finish_case): Don't test blocked_stmt_expr field. Call
13005 c_release_switch_bindings.
13006 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13007 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13008 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13009 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13010 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13011 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13012 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13013 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13014 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13015 (C_DECL_UNJUMPABLE_VM): Don't define.
13016 (C_DECL_UNDEFINABLE_VM): Don't define.
13017 (struct c_label_list): Don't define.
13018 (struct c_label_context_se): Don't define.
13019 (struct c_label_context_vm): Don't define.
13020 (struct c_spot_bindings): Declare.
13021 (c_bindings_start_stmt_expr): Declare.
13022 (c_bindings_end_stmt_expr): Declare.
13023 (lookup_label_for_goto): Declare.
13024 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13025 (c_check_switch_jump_warnings): Declare.
13026 (label_context_stack_se, label_context_stack_vm): Don't declare.
13027 (c_finish_goto_label): Update declaration.
13028 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13029 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13030 (Warning Options): Document -Wjump-misses-init.
13032 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13034 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13037 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13039 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13041 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13043 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13045 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13047 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13049 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13051 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13052 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13053 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13054 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13055 * dwarf2asm.c (dw2_force_const_mem): Update call to
13056 make_decl_one_only.
13057 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13058 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13059 * langhooks.c (lhd_comdat_group): Remove.
13060 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13061 * tree.h (DECL_COMDAT_GROUP): New.
13062 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13063 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13064 (make_decl_one_only): Change signature.
13065 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13066 make_decl_one_only.
13067 (make_decl_one_only): Change signature.
13068 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13070 2009-06-15 Richard Guenther <rguenther@suse.de>
13072 PR middle-end/40439
13073 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13075 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13077 * tree-ssa-math-opts.c: Remove extra divide.
13079 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13081 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13083 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13085 * passes.c: Add bswap pass.
13086 * tree-pass.h: Add pass_optimize_bswap declaration.
13087 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13088 Include rtl.h, expr.h and optabs.h for optab_handler check.
13089 (struct symbolic_number, pass_optimize_bswap): New definition.
13090 (do_shift_rotate, verify_symbolic_number_p): New functions.
13091 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13092 (gate_optimize_bswap): New function.
13093 * tree.c (widest_int_cst_value): New function.
13094 * tree.h (widest_int_cst_value): Prototype added.
13096 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13098 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13099 REG_EQUAL/REG_EQUIV notes.
13101 2009-06-14 Richard Guenther <rguenther@suse.de>
13103 PR middle-end/40389
13104 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13105 has its address taken if NRV was applied and it is addressable.
13106 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13107 function split out from ...
13108 (get_constraint_for_1): ... here.
13109 (handle_rhs_call): Use it to mark the return slot escaped if
13110 it is addressable and NRV was applied.
13112 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13114 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13115 Change first argument type to location_t.
13116 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13117 Do not set input_location.
13118 Use loc instead of input_location throughout.
13120 2009-06-13 Richard Guenther <rguenther@suse.de>
13122 PR tree-optimization/40421
13123 * tree-predcom.c (should_unroll_loop_p): Remove.
13124 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13126 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13128 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13129 Add location argument.
13131 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13133 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13135 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13136 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13137 * config/spu/spu-protos.h: Add location to
13138 spu_resolve_overloaded_builtin.
13139 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13140 spu_build_builtin_va_list.
13141 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13142 argument. Pass location to build_function_call_vec.
13143 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13145 (emit_fpu_switch): Same.
13146 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13147 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13148 to build_decl and create_artificial_label.
13149 (xtensa_gimplify_va_arg_expr): Same.
13150 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13151 (xstormy16_gimplify_va_arg_expr): Same.
13152 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13153 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13154 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13155 (mips16_build_function_stub): Same.
13156 (mips16_build_call_stub): Same.
13158 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13161 * arm/constraints.md (Pa, Pb): New constraints.
13162 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13163 split pattern to deal with them.
13165 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13167 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13168 fix index entry for -Xpreprocessor.
13170 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13172 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13173 Add location argument to build_decl call.
13174 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13175 (rs6000_init_builtins): Same.
13176 (spe_init_builtins): Same.
13177 (rs6000_gimplify_va_arg): Add location argument to
13178 create_artificial_label call.
13180 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13182 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13183 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13184 * Makefile.in: Fix GGC dependency for gcse.o.
13186 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13188 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13189 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13190 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13192 * c-parser.c (c_parser_binary_expression): Use current column while
13193 building binary operations.
13194 * common.opt (fshow-column): Enable by default.
13195 * tree-vrp.c (check_array_ref): Use warning_at.
13196 (check_array_bounds): Use location from call back if expr has no
13198 * tree.h: Add location argument to maybe_fold_*.
13199 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13200 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13201 (maybe_fold_offset_to_component_ref): Same.
13202 (maybe_fold_offset_to_reference): Same.
13203 (maybe_fold_offset_to_address): Same.
13204 (maybe_fold_stmt_indirect): Same.
13205 (maybe_fold_stmt_addition): Same.
13206 (fold_stmt_r): Pass location to maybe_fold_*.
13207 (fold_gimple_assign): Same.
13208 * c-tree.h: Add location argument to finish_decl,
13209 default_function_array_conversion, store_init_value.
13210 * c-decl.c (define_label): Use error_at.
13211 (c_make_fname_decl): Pass location to finish_decl.
13212 (finish_decl): New location argument.
13213 (build_compound_literal): Pass location to store_init_value.
13214 (grokdeclarator): Pass location to finish_decl.
13216 * c-typeck.c (array_to_pointer_conversion): New location argument.
13217 (function_to_pointer_conversion): Same.
13218 (default_function_array_conversion): Same.
13219 (parser_build_unary_op): Pass location to overflow_warning.
13220 (parser_build_binary_op): Same. Use warning_at.
13221 (build_unary_op): Pass location to array_to_pointer_conversion.
13222 (build_c_cast): Pass location to digest_init.
13223 (build_modify_expr): New location argument.
13224 (convert_for_assignment): Same.
13225 (store_init_value): Same.
13226 (digest_init): Same.
13227 (output_init_element): Pass location to digest_init and
13228 array_to_pointer_conversion.
13229 (c_finish_return): Pass location to convert_for_assignment.
13230 * gimplify.c (gimplify_conversion): Pass location to
13231 maybe_fold_offset_to_address.
13232 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13233 to maybe_fold_stmt_addition.
13234 * c-omp.c (c_finish_omp_atomic): Pass new location to
13236 (c_finish_omp_for): Same.
13237 * c-common.c (overflow_warning): New argument.
13238 * c-common.h: New argument to build_modify_expr, overflow_warning.
13239 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13241 (c_parser_initializer): Pass location to
13242 default_function_array_conversion.
13243 (c_parser_initelt): Same.
13244 (c_parser_initval): Same.
13245 (c_parser_asm_operands): Same.
13246 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13247 (c_parser_conditional_expression): Same.
13248 (c_parser_binary_expression): Add location info to stack. Use it.
13249 (c_parser_unary_expression): Pass location to
13250 default_function_array_conversion, parser_build_unary_op,
13251 build_indirect_ref, c_parser_postfix_expression_after_primary.
13252 (c_parser_postfix_expression_after_primary): New location argument.
13254 (c_parser_expression_conv): Pass location to
13255 default_function_array_conversion.
13256 (c_parser_expr_list): Same.
13257 (c_parser_omp_atomic): Same.
13258 (c_parser_omp_for_loop): Same.
13259 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13260 (build_array_declarator): New argument.
13261 * c-decl.c (build_array_declarator): Add location argument.
13262 (grokdeclarator): Set id_loc for cdk_array.
13263 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13264 build_array_declarator.
13265 * tree.c (build_omp_clause): Add location argument.
13266 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13267 (OMP_CLAUSE_LOCATION): New macro.
13268 (struct tree_omp_clause): Add location field.
13269 (build_omp_clause): Add argument.
13270 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13271 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13273 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13274 (cp_parser_omp_clause_collapse): Same.
13275 (cp_parser_omp_clause_default): Same.
13276 (cp_parser_omp_clause_if): Same.
13277 (cp_parser_omp_clause_nowait): Same.
13278 (cp_parser_omp_clause_num_threads): Same.
13279 (cp_parser_omp_clause_ordered): Same.
13280 (cp_parser_omp_clause_schedule): Same.
13281 (cp_parser_omp_clause_untied): Same.
13282 (cp_parser_omp_for_loop): Same.
13283 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13284 * c-tree.h (c_start_case): Add location argument.
13285 (c_process_expr_stmt): Same.
13286 (c_finish_goto_*): Same.
13287 * tree-parloops.c (initialize_reductions): Pass location to
13289 (create_parallel_loop): Same.
13290 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13291 (gfc_trans_omp_reduction_list): Same.
13292 (gfc_trans_omp_clauses): Same.
13293 (gfc_trans_omp_do): Same.
13294 * c-typeck.c (c_finish_goto_label): Same.
13295 (c_finish_goto_ptr): New location argument.
13296 (c_start_case): Same.
13297 (emit_side_effect_warnings): Same.
13298 (c_process_expr_stmt): Same.
13299 (c_finish_stmt_expr): Same.
13300 (c_finish_omp_clauses): Use error_at instead of error.
13301 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13303 * c-omp.c (c_split_parallel_clauses): New location argument.
13304 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13305 to build_omp_clause.
13306 (convert_local_reference_stmt): Same.
13307 (convert_gimple_call): Same.
13308 * c-common.h (c_split_parallel_clauses): New argument.
13309 * c-parser.c (c_parser_statement_after_labels): Pass location to
13310 c_finish_goto_label.
13311 (c_parser_switch_statement): Pass location to c_start_case.
13312 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13313 and c_process_expr_stmt.
13314 (c_parser_omp_variable_list): Add location argument.
13315 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13316 (c_parser_omp_clause_default): Same.
13317 (c_parser_omp_clause_if): Same.
13318 (c_parser_omp_clause_num_threads): Same.
13319 (-c_parser_omp_clause_ordered): Same.
13320 (c_parser_omp_clause_reduction): Pass location to
13321 c_parser_omp_variable_list.
13322 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13323 (c_parser_omp_clause_untied): Same.
13324 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13325 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13327 * c-tree.h (check_for_loop_decls, undeclared_variable,
13328 build_component_ref, build_array_ref, build_external_ref,
13329 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13330 build_conditional_expr, build_compound_expr, c_cast_expr,
13331 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13332 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13334 * c-semantics.c (build_stmt): Same.
13335 (build_case_label): Same.
13336 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13337 (undeclared_variable): New argument.
13338 (make_label): Same.
13339 (lookup_label): Pass location on down.
13340 (define_label): Same.
13341 (finish_decl): Same.
13342 (build_compound_literal): Same.
13343 (finish_struct): Same.
13344 (finish_function): Do not set location here.
13345 (check_for_loop_decls): New argument.
13346 * tree.c (save_expr): Set location.
13347 (build_empty_stmt): New argument.
13348 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13349 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13350 * builtins.c (gimplify_va_arg_expr): Use locations.
13351 (expand_builtin_sync_operation): Same.
13352 * c-typeck.c (build_component_ref): New argument.
13353 (build_array_ref): Same.
13354 (build_external_ref): Same.
13355 (c_expr_sizeof_expr): Same.
13356 (c_expr_sizeof_type): Same.
13357 (parser_build_unary_op): Same.
13358 (build_conditional_expr): Same.
13359 (build_compound_expr): Pass location on down.
13360 (build_compound_expr): New argument.
13361 (build_c_cast): Same.
13362 (c_cast_expr): Same.
13363 (build_asm_expr): Same.
13364 (c_finish_return): Same.
13365 (c_process_expr_stmt): Pass location on down.
13366 (c_finish_stmt_expr): New argument.
13367 (push_clenaup): Same.
13368 (c_finish_omp_parallel): Same.
13369 (c_finish_omp_task): Same.
13370 * gimplify.c (gimplify_call_expr): Pass location on down.
13371 * c-omp.c (c_finish_omp_master): New argument.
13372 (c_finish_omp_critical): Same.
13373 (c_finish_omp_ordered): Same.
13374 (c_finish_omp_barrier): Same.
13375 (-c_finish_omp_taskwait): Same.
13376 (c_finish_omp_atomic): Same.
13377 (c_finish_omp_flush): Same.
13378 * tree-inline.c (copy_tree_body_r): Pass location on down.
13379 (inline_forbidden_p): Remove use of input_location.
13380 * c-gimplify.c (c_build_bind_expr): New argument.
13381 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13382 (c_sizeof_or_alignof_type): New argument.
13383 (c_alignof_expr): Same.
13384 (build_va_arg): Same.
13385 (c_add_case_label): Same.
13386 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13387 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13388 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13389 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13390 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13391 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13393 * stub-objc.c (objc_build_selector_expr): Same.
13394 (objc_build_throw_stmt): Same.
13395 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13396 (c_parser_initelt): Same.
13397 (c_parser_compound_statement): Same.
13398 (c_parser_compound_statement_nostart): Same.
13399 (c_parser_label): Same.
13400 (c_parser_statement_after_labels): Same.
13401 (c_parser_if_body): Same.
13402 (c_parser_else_body): Same.
13403 (c_parser_if_statement): Same.
13404 (c_parser_switch_statement): Same.
13405 (c_parser_while_statement): Same.
13406 (c_parser_do_statement): Same.
13407 (c_parser_for_statement): Same.
13408 (c_parser_asm_statement): Same.
13409 (c_parser_conditional_expression): Same.
13410 (c_parser_binary_expression): Same.
13411 (c_parser_cast_expression): Same.
13412 (c_parser_unary_expression): Same.
13413 (c_parser_sizeof_expression): Same.
13414 (c_parser_alignof_expression): Same.
13415 (c_parser_postfix_expression): Same.
13416 (c_parser_expression): Same.
13417 (c_parser_objc_receiver): Same.
13418 (c_parser_omp_variable_list): Same.
13419 (c_parser_omp_structured_block): Same.
13420 (c_parser_omp_atomic): New argument.
13421 (c_parser_omp_barrier): Same.
13422 (c_parser_omp_critical): Same.
13423 (c_parser_omp_flush): Pass location on down.
13424 (c_parser_omp_for_loop): New argument.
13425 (c_parser_omp_for): Same.
13426 (c_parser_omp_master): Same.
13427 (c_parser_omp_ordered): Same.
13428 (c_parser_omp_sections_scope): Same.
13429 (c_parser_omp_sections): Same.
13430 (c_parser_omp_parallel): Same.
13431 (c_parser_omp_single): Same.
13432 (c_parser_omp_task): Same.
13433 (c_parser_omp_taskwait): Pass location on down.
13434 (c_parser_omp_construct): Same.
13435 (c_parser_omp_threadprivate): Same.
13436 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13437 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13438 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13439 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13440 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13441 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13442 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13443 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13444 config/i386/i386.c, stmt.c:
13445 Add location argument to the following function definitions and/or
13446 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13447 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13448 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13449 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13450 do_case, c_finish_bc_stmt, build_compound_literal,
13451 build_function_call.
13452 * c-decl.c (build_compound_literal): Add location argument.
13453 Make all diagnostic calls use location.
13454 (start_struct): Same.
13455 (finish_struct): Same.
13456 (start_enum): Same.
13457 (build_enumerator): Same.
13458 (start_function): Same.
13459 (grokdeclarator): Make all diagnostic calls use location.
13460 (store_parm_decls_oldstyle): Same.
13461 * c-typeck.c (build_function_call): Add location argument.
13462 Make all diagnostic calls use location.
13464 (c_finish_bc_stmt): Same.
13465 * tree-nested.c (get_trampoline_type): Add argument.
13466 Pass location to build_decl.
13467 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13468 * rtl.h (RTL_LOCATION): New.
13469 * c-common.c (c_add_case_label): Add location argument.
13470 Make all diagnostic calls use location.
13471 * c-common.h: Add location argument to make_fname_decl, do_case,
13472 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13473 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13474 Set it appropriately for every case. Pass enum_loc to start_enum
13475 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13477 (c_parser_struct_or_union_specifier): Save location. Use it for
13478 start_struct, finish_struct, and parser_xref_tag.
13480 2009-06-12 Ian Lance Taylor <iant@google.com>
13482 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13484 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13485 cpp_opts->warn_cxx_operator_names.
13487 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13490 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13491 is returns NULL and OP is a VCE, look through the VCE.
13493 2009-06-12 Ian Lance Taylor <iant@google.com>
13496 * collect2.c (main): Use CONST_CAST2 in code inside #if
13497 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13499 2009-06-12 Joey Ye <joey.ye@intel.com>
13501 PR middle-end/39146
13502 * cfgexpand.c (get_decl_align_unit): Update
13503 max_used_stack_slot_alignment with align instead of
13504 stack_alignment_needed.
13506 * function.c (assign_stack_local_1): Update
13507 max_used_stack_slot_alignment with alignment_in_bits instead
13508 of stack_alignment_needed.
13509 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13512 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13514 * dwarf2out.c (last_var_location_insn): New variable.
13515 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13516 (dwarf2out_var_location): Don't record anything after last real
13517 insn. Only change labels if there were any real instructions
13518 in between last note and this one, or if changed sections.
13520 2009-06-11 Richard Henderson <rth@redhat.com>
13522 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13523 note when storing the frame pointer in a register.
13524 (FRP): Don't redefine to nothing for epilogue.
13525 (alpha_expand_epilogue): Mark register and sp restores.
13526 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13528 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13529 when gen_lowpart is needed.
13531 2009-06-11 Richard Henderson <rth@redhat.com>
13533 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13535 * dwarf2out.c (need_data_align_sf_opcode): New.
13536 (div_data_align): Move earlier.
13537 (def_cfa_1, reg_save): Use it.
13539 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13541 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13542 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13543 (ix86_handle_option): Handle OPT_mcrc32.
13544 (ix86_target_string): Add -mcrc32.
13545 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13547 * config/i386/i386.h (TARGET_CRC32): New.
13549 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13550 (sse4_2_crc32di): Likewise.
13552 * config/i386/i386.opt (mcrc32): New.
13554 * doc/invoke.texi: Document -mcrc32.
13556 2009-06-11 Richard Henderson <rth@redhat.com>
13558 * common.opt (gdwarf-): Accept a version number.
13559 * doc/invoke.texi (gdwarf-): Update docs.
13560 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13561 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13562 version level, and record it.
13564 * dwarf2.h (DW_CIE_VERSION): Remove.
13565 * dwarf2out.c (DWARF_VERSION): Remove.
13566 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13567 (output_call_frame_info): Use CIE version 3 for dwarf3,
13568 or if the return register column is out of range for version 1.
13569 (dwarf_stack_op_name): Add all dwarf3 values.
13570 (DEBUG_PUBTYPES_SECTION): New.
13571 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13572 encoding change for dwarf3.
13573 (output_die) [dw_val_class_die_ref]: Likewise.
13574 (output_compilation_unit_header): Emit correct version for dwarf3.
13575 (output_line_info): Likewise.
13576 (output_pubnames): Update for DWARF_VERSION removal.
13577 (output_aranges): Likewise.
13578 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13579 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13580 (dwarf2out_finish): Likewise.
13582 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13584 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13587 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13590 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13591 * builtins.c (expand_builtin_unreachable): New function.
13592 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13593 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13594 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13596 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13597 searching for missing barriers.
13599 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13601 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13602 when -fprofile-generate* was passed.
13603 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13605 2009-06-11 Anthony Green <green@moxielogic.com>
13607 * config/moxie/moxie.md: Define length attribute for all instructions.
13609 (*b<cond:code>): Support limited branch ranges for new PC-relative
13610 branch instructions.
13611 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13613 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13615 * config/i386/i386.c (min_insn_size): Use get_attr_length
13616 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13617 For __asm return 0.
13619 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13620 instead of emit_insn_before.
13622 2009-06-10 Ian Lance Taylor <iant@google.com>
13625 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13628 2009-06-10 Revital Eres <eres@il.ibm.com>
13630 * passes.c (init_optimization_passes): Reschedule
13631 predictive-commoning pass before complete unroll pass.
13633 2009-06-10 Martin Jambor <mjambor@suse.cz>
13635 * cgraph.c (cgraph_node_can_be_local_p): New function.
13636 (cgraph_make_node_local): New function.
13637 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13638 (cgraph_make_node_local): Declare.
13640 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13642 * tree.h (tree_base): Add packed_flag and user_align fields.
13643 Decrease size of spare field.
13644 (TYPE_USER_ALIGN): Use user_align from tree_base.
13645 (DECL_USER_ALIGN): Likewise.
13646 (TYPE_PACKED): Use packed_flag from tree_base.
13647 (DECL_PACKED): Likewise.
13648 (tree_type): Delete packed_flag and user_align fields. Widen
13649 precision field. Widen mode field and shuffle fields to align
13650 mode on an 8-bit boundary.
13651 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13652 Renumber decl_flag_* fields. Fix comments. Widen
13653 decl_common_unused field.
13654 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13655 (DECL_EXTERNAL): Likewise.
13656 (DECL_BIT_FIELD): Likewise.
13657 (DECL_NONADDRESSABLE_P): Likewise.
13658 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13659 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13661 2009-06-10 Ian Lance Taylor <iant@google.com>
13663 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13664 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13665 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13666 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13667 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13668 DEF_VEC_ALLOC_FUNC_P.
13669 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13670 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13671 DEF_VEC_ALLOC_FUNC_O.
13672 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13673 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13674 DEF_VEC_ALLOC_FUNC_I.
13675 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13676 (vec_stack_p_reserve_exact_1): Declare.
13677 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13678 (vec_stack_free): Declare.
13679 (VEC_stack_alloc): Define.
13680 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13681 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13682 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13683 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13685 (stack_vecs): New static variable.
13686 (vec_stack_p_reserve_exact_1): New function.
13687 (vec_stack_o_reserve_1): New static function.
13688 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13689 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13690 (vec_stack_free): New function.
13691 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13692 (VEC_df_ref_stack_alloc): Define.
13693 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13694 DEF_VEC_ALLOC_P_STACK.
13695 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13696 (struct df_collection_rec): Change _vec fields to VEC. Remove
13698 (df_free_collection_rec): Adjust for new fields.
13699 (df_insn_rescan): Use new df_collection_rec fields.
13700 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13701 (df_ref_create_structure, df_ref_record): Likewise.
13702 (df_get_conditional_uses, df_get_call_refs): Likewise.
13703 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13704 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13705 (df_record_exit_block_uses, df_bb_verify): Likewise.
13706 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13707 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13708 Remove count parameter. Change return type to void. Change all
13710 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13711 Remove count parameter. Change return type to void. Change all
13713 (df_install_refs): Change old_vec parameter to VEC. Remove count
13714 parameter. Change all callers.
13715 (df_install_mws): Change old_vec parameter to VEC. Remove count
13716 parameter. Change all callers.
13717 (df_refs_verify): Change new_rec parameter to VEC. Change call
13719 (df_mws_verify): Likewise.
13721 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13723 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13725 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13727 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13729 2009-06-10 Anthony Green <green@moxielogic.com>
13731 * config/moxie/crti.asm: New file.
13732 * config/moxie/crtn.asm: New file.
13733 * config/moxie/moxie.c: New file.
13734 * config/moxie/moxie.h: New file.
13735 * config/moxie/sfp-machine.h: New file.
13736 * config/moxie/moxie-protos.h: New file.
13737 * config/moxie/t-moxie: Created.
13738 * config/moxie/t-moxie-softfp: Created.
13739 * config/moxie/moxie.md: Created.
13740 * config/moxie/constraints.md: Created.
13741 * config.gcc: Add moxie support.
13742 * doc/md.texi (Machine Constraints): Add moxie constraints.
13743 * doc/contrib.texi (Contributors): Mention moxie port.
13744 * doc/install.texi (Specific): Mention the moxie port.
13746 2009-06-09 Ian Lance Taylor <iant@google.com>
13748 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13749 compiling with C++.
13750 * optabs.c (optab_table): Only use designated initializers if
13751 HAVE_DESIGNATED_INITIALIZERS is defined.
13752 (convert_optab_table): Likewise.
13753 (init_optabs): Always call init_insn_codes if
13754 HAVE_DESIGNATED_INITIALIZERS is not defined.
13756 2009-06-09 Ian Lance Taylor <iant@google.com>
13758 * targhooks.c (default_builtin_vectorized_function): Change fn
13759 parameter to unsigned int.
13760 (default_builtin_vectorized_conversion): Change code parameter to
13762 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13763 * targhooks.h: Update declarations.
13764 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13765 parameter to unsigned int.
13767 * c-typeck.c (comptypes_check_enum_int): New static function.
13768 (comptypes_internal): Add enum_and_int_p parameter. Change all
13770 (comp_target_types): Add location parameter. Change all callers.
13771 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13772 Change all callers.
13773 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13774 (build_conditional_expr): Add colon_loc parameter. Change all
13776 (convert_for_assignment): Add location parameter. Change all callers.
13777 * c-parser.c (c_parser_conditional_expression): Pass location of
13778 colon to build_conditional_expr.
13779 * c-tree.h (build_conditional_expr): Update declaration.
13781 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13783 * graphite.c: Revert previous patch.
13785 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13788 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13790 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13792 * tree-ssa-loop-prefetch.c
13793 (loop_prefetch_arrays): Fixed a portability problem in printf format
13796 2009-06-09 Martin Jambor <mjambor@suse.cz>
13798 PR tree-optimization/40351
13799 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13800 refrence to a potential artifical subaccess can be constructed.
13802 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13804 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13805 (sh_override_options): Likewise.
13806 * config/sh/sh.c: Include params.h.
13807 (sh_optimization_options): New.
13808 (sh_override_options): Likewise.
13809 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13810 (OVERRIDE_OPTIONS): Use sh_override_options.
13812 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13814 * dwarf2out.c (emit_cfa_remember): New variable.
13815 (add_fde_cfi): If emit_cfa_remember, recurse to add
13816 DW_CFA_remember_state first.
13817 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13818 instead just set emit_cfa_remember.
13820 2009-06-08 Jan Hubicka <jh@suse.cz>
13823 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13825 2009-06-08 Jan Hubicka <jh@suse.cz>
13827 PR middle-end/39834
13828 * cgraphunit.c (save_inline_function_body): Do not copy transform
13829 hooks for saved inline bodies.
13830 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13831 for given function.
13833 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13835 * jump.c (returnjump_p): Handle delayed branches. Add missing
13838 2009-06-08 Jan Hubicka <jh@suse.cz>
13840 PR middle-end/40102
13841 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13842 original node might've been modified.
13843 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13845 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13847 * tree-object-size.c (addr_object_size): Add OSI argument.
13848 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13849 (compute_builtin_object_size, expr_object_size): Adjust callers.
13850 (plus_stmt_object_size): Call addr_object_size instead of
13851 compute_builtin_object_size.
13853 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13854 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13856 * tree-ssa-loop-prefetch.c
13857 (gather_memory_references): Introduced a counter for the number of
13859 (anything_to_prefetch_p): Introduced a counter for the number of
13861 (is_loop_prefetching_profitable): New function with a cost model
13863 (loop_prefetch_arrays): Use the new cost model to determine if
13864 prefetching is profitable.
13865 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13866 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13867 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13868 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13869 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13870 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13872 2009-06-08 Michael Matz <matz@suse.de>
13875 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13876 partitions use the same.
13877 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13878 for basevars of SSA_NAMEs.
13879 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13880 to not expand them twice.
13881 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13884 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13886 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13887 (fdump-final-insns=, gtoggle): New.
13888 * doc/invoke.texi: Document them.
13889 * final.c (rest_of_clean_state): Dump final insn stream.
13890 * gcc.c (invoke_as): Hook in -fcompare-debug.
13891 (static_spec_functions): Add compare-debug-dump-opt,
13892 compare-debug-self-opt and compare-debug-auxbase-opt.
13893 (compare_debug, compare_debug_second, compare_debug_opt): New.
13894 (switches_debug_check, n_switches_debug_check): New.
13895 (debug_auxbase_opt, debug_check_temp_file): New.
13896 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13898 (do_self_spec): Handle arguments after switches.
13899 (do_spec_1): Add .gk extension to temp file basenames for compare.
13900 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13901 (cc1_options): Use it instead of normal auxbase computation for
13902 the second compare-debug compilation.
13903 (compare_files): New.
13904 (main): Set up and implement compare debug mode.
13905 (compare_debug_dump_opt_spec_function): New.
13906 (compare_debug_self_opt_spec_function): New.
13907 (compare_debug_auxbase_opt_spec_function): New.
13908 * toplev.c (process_options): Handle flag_gtoggle,
13909 flag_dump_final_insns.
13910 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13911 during -fcompare-debug-second compilation.
13913 2009-06-07 Ian Lance Taylor <iant@google.com>
13915 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13916 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13918 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13919 with no default node. Change warning with %H to warning_at.
13920 Don't clear warn_switch around case checking.
13921 * doc/invoke.texi (Warning Options): Clarify distinction between
13922 -Wswitch and -Wswitch-enum.
13924 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13926 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13928 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13930 * gbl-ctors.h: Add header guard.
13932 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13934 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13935 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13936 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13937 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13938 prototypes for removed functions.
13939 (expressions_equal_p): Move to ...
13940 * tree-ssa-sccvn.h: ... here and ...
13941 * matrix-reorg.c: ... adjust includes.
13943 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13945 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13947 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13949 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13950 (finish_function): Remove erroneous whitespace.
13952 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13954 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13955 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13957 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13959 * errors.c (internal_error): Commentary typo fix.
13960 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13961 * tree-ssa-pre.c: Ditto.
13963 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13965 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13966 them is supposed to hold actual statements.
13968 2009-06-06 Ian Lance Taylor <iant@google.com>
13970 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13971 empty statements can now have attributes.
13973 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13975 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13976 * config/mips/mips.md: Ditto.
13978 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13980 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13982 (__eabi_uconvert): Likewise.
13984 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13986 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13987 CFI_* definitions with IN_GCC.
13989 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13991 * xcoffout.h (xcoffout_source_line): Update prototype.
13993 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13995 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13996 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13998 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14000 PR middle-end/40340
14001 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14002 inlined_function_outer_scope_p blocks for artificial inlines
14004 * tree.c (tree_nonartificial_location): Rewrite using
14005 block_nonartificial_location.
14007 2009-06-05 Revital Eres <eres@il.ibm.com>
14008 Leehod Baruch <leehod@il.ibm.com>
14010 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14011 (expand_expr_real_1): Remove comment.
14012 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14013 Vectorize misaligned access when the target supports it.
14014 (vect_supportable_dr_alignment): Check for unaligned access support.
14015 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14018 2009-06-05 Julian Brown <julian@codesourcery.com>
14020 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14021 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14023 2009-06-05 Richard Guenther <rguenther@suse.de>
14026 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14027 as possibly unused.
14029 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14031 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14032 (save_gprs): Don't tell unwinder when a global register is saved.
14033 (s390_emit_epilogue): Emit needed epilogue unwind info.
14035 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14037 * dwarf2out.c (deferred_asm_name): New.
14038 (add_name_and_src_coords_attributes): Defer creation of
14039 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14041 (move_linkage_attr): New.
14042 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14045 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14047 * tree-nested.c (finalize_nesting_tree_1): Declare the
14048 frame_decl in the binding tree.
14050 2009-06-04 Cary Coutant <ccoutant@google.com>
14052 * basic-block.h (struct basic_block_def): Add discriminator field.
14053 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14055 * debug.c (do_nothing_debug_hooks): Add additional entry.
14056 (debug_nothing_int_charstar_int): New function.
14057 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14058 (debug_nothing_int_charstar_int): New declaration.
14059 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14060 discriminator value in .loc directive.
14061 * final.c (last_discriminator): New variable.
14062 (discriminator): New variable.
14063 (final_start_function): Initialize above variables, pass current
14064 discriminator to debug hook.
14065 (notice_source_line): Check for discriminator change.
14066 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14067 * sdbout.c (sdbout_source_line): New parameter.
14068 * tree-cfg.c (struct locus_discrim_map): New structure type.
14069 (discriminator_per_locus): New hash table.
14070 (build_gimple_cfg): Allocate and free discriminator hash table.
14071 (make_edges): Call assign_discriminator.
14072 (locus_map_hash): New function.
14073 (locus_map_eq): New function.
14074 (next_discriminator_for_locus): New function.
14075 (same_line_p): New function.
14076 (assign_discriminator): New function.
14077 (make_cond_expr_edges): Call assign_discriminator.
14078 (make_gimple_switch_edges): Likewise.
14079 (first_non_label_stmt): New function.
14080 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14082 * xcoffout.c (xcoffout_source_line): Add new parameter.
14084 * configure.ac (gcc_cv_as_discriminator): New configury check for
14085 gas support for discriminator.
14086 * configure: Regenerate.
14087 * config.in: Regenerate.
14089 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14091 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14092 val after checking for integers.
14094 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14096 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14098 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14099 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14100 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14101 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14102 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14103 X64_SSE_REGPARM_MAX.
14104 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14105 X64_SSE_REGPARM_MAX.
14107 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14109 * gcc.c (report_times_to_file): New.
14110 (execute): Implement it.
14111 (process_command): Support -time=.
14112 * doc/invoke.texi: Document it.
14114 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14116 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14117 that have value exprs.
14119 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14121 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14122 declarations for constants until...
14123 (dw2_output_indirect_constant_1): ... this point.
14125 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14128 * arm.md (arm_addsi3): Don't try to split an add with an
14129 eliminable register until after reload has completed.
14131 2009-06-03 Ian Lance Taylor <iant@google.com>
14133 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14134 * genattrtab.c (write_length_unit_log): Likewise.
14135 * genchecksum.c (dosum): Likewise.
14136 * gengtype.c (write_rtx_next): Likewise.
14137 (finish_root_table, write_roots): Likewise.
14138 * gimple.c (gimple_ops_offset_): Likewise.
14139 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14140 * config/arc/arc.c (arc_attribute_table): Likewise.
14141 * config/arm/arm.c (arm_attribute_table): Likewise.
14142 * config/avr/avr.c (avr_attribute_table): Likewise.
14143 * config/crx/crx.c (crx_attribute_table): Likewise.
14144 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14145 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14146 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14147 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14148 * config/sh/sh.c (sh_attribute_table): Likewise.
14149 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14150 * config/spu/spu.c (spu_attribute_table): Likewise.
14151 * config/v850/v850.c (v850_attribute_table): Likewise.
14153 * config/alpha/alpha.c (vms_attribute_table): Make static.
14154 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14155 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14156 * config/mips/mips.c (mips_attribute_table): Likewise.
14158 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14160 (cc1-checksum.o): Likewise.
14162 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14164 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14166 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14168 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14169 insn if it is changing sp. Use gen_add3_insn instead of
14170 conditionally gen_addsi3 and gen_adddi3.
14171 (offset_below_red_zone_p): New static inline function.
14172 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14173 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14174 * config/rs6000/ppc-asm.h: Include auto-host.h.
14175 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14176 CFI_RESTORE): Define.
14177 * config/rs6000/crtresxgpr.asm: Add unwind info.
14178 * config/rs6000/crtresxfpr.asm: Likewise.
14179 * config/rs6000/crtresgpr.asm: Likewise.
14180 * config/rs6000/crtresfpr.asm: Likewise.
14181 * config/rs6000/crtsavgpr.asm: Likewise.
14182 * config/rs6000/crtsavfpr.asm: Likewise.
14184 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14185 argument of DWARF2_FRAME_REG_OUT macros.
14187 2009-06-03 Julian Brown <julian@codesourcery.com>
14189 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14190 words or less (including TImode) in core registers.
14192 2009-06-03 Richard Guenther <rguenther@suse.de>
14194 PR middle-end/40328
14195 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14197 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14199 * statistics.c (statistics_counter_event): Do not record event
14200 in pass dump if its number == -1.
14201 (curr_statistics_hash): Add assert that we never get passes
14202 with static number == -1.
14204 2009-06-03 Richard Guenther <rguenther@suse.de>
14205 Andrey Belevantsev <abel@ispras.ru>
14207 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14208 non-BLKmode arrays addressable.
14210 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14212 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14213 * config/m68k/m68k.h: ... here.
14215 2009-06-03 Martin Jambor <mjambor@suse.cz>
14217 PR tree-optimization/40323
14218 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14221 2009-06-03 Richard Guenther <rguenther@suse.de>
14223 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14226 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14228 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14229 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14230 JUMP_TABLE_DATA_P where applicable.
14231 * config/sh/sh.c: Ditto.
14232 * config/sh/sh.h: Ditto.
14233 * config/sh/sh.md: Ditto.
14234 * config/sh/symbian.c: Ditto.
14236 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14238 * config/i386/driver-i386.c (describe_cache): Optimize
14239 concatenation of strings. Use snprintf instead of sprintf.
14240 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14241 target when not compiling with GCC.
14243 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14245 * config/sh/sh.c: Revert last change.
14246 (sh_expand_epilogue): Emit a blockage insn before the frame
14247 pointer adjustment unconditionally.
14249 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14251 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14252 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14253 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14254 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14255 to COLLECT_GCC_OPTIONS.
14257 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14259 * collect2.c (target_system_root): New variable.
14260 (main): Handle --sysroot=.
14261 (ignore_library): Strip the sysroot from the library path.
14263 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14265 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14266 (collect2.o): Depend on collect2-aix.h.
14267 (collect2-aix.o): New rule.
14268 * collect2-aix.h: New file.
14269 * collect2-aix.c: Likewise.
14270 * collect2.c: Include collect2-aix.h. Don't undefine
14271 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14272 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14273 Use TARGET_AIX_VERSION instead of _AIX51.
14274 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14275 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14276 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14277 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14278 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14280 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14282 * collect2.c (ignore_library): Avoid premature post-increment
14283 and null deference.
14285 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14287 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14288 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14289 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14290 CROSS_DIRECTORY_STRUCTURE too.
14291 (LINK_LIBG_SPEC): Likewise.
14292 (LIB_SPEC): Add %R to sysroot paths.
14293 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14294 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14295 * config/rs6000/aix51.h: As for aix43.h.
14296 * config/rs6000/aix52.h: Likewise.
14297 * config/rs6000/aix53.h: Likewise.
14298 * config/rs6000/aix61.h: Likewise.
14299 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14300 to the beginning of sysroot paths.
14302 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14304 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14305 INSN_LISTs that are out of the REG_NOTE range.
14307 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14309 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14310 (struct var_to_expand): Likewise.
14311 (struct opt_info): Add head and tail for linked lists of the above.
14312 (analyze_insn_to_expand_var): Initialize next.
14313 (analyze_iv_to_split_insn): Likewise.
14314 (analyze_insns_in_loop): Create linked lists.
14315 (allocate_basic_variable): Simplify for use without hash table.
14316 (insert_var_expansion_initialization): Likewise, make it type-safer.
14317 (combine_var_copies_in_loop_exit): Likewise.
14318 (apply_opt_in_copies): Walk lists rather than hash tables.
14319 (release_var_copies): Simplified and inlined by hand into...
14320 (free_opt_info): ... this function.
14322 2009-06-02 Richard Guenther <rguenther@suse.de>
14324 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14327 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14329 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14330 only for builtins that are not overridden.
14332 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14334 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14337 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14339 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14341 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14343 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14345 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14347 * common.opt (fdump-unnumbered-links): New.
14348 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14349 * print-rtl.c (flag_dump_unnumbered_links): New.
14350 (print_rtx): Test it.
14352 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14354 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14355 push/pop multiple to 8-byte alignment.
14357 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14359 * config/i386/i386.c (queued_cfa_restores): New static variable.
14360 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14362 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14363 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14364 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14365 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14366 note unconditionally.
14367 (ix86_emit_restore_regs_using_mov): Likewise.
14368 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14369 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14370 it through to ix86_emit_restore_reg_using_pop.
14371 (ix86_emit_leave): Add RED_OFFSET argument. Call
14372 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14373 instead of adding REG_CFA_OFFSET note unconditionally.
14374 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14375 the above functions. Call ix86_add_queued_cfa_restore_notes when
14378 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14379 force output of the label even for dwarf2out_do_cfi_asm.
14380 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14381 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14382 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14384 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14385 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14386 dwarf2out_cfi_label callers.
14387 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14388 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14389 Adjust dwarf2out_cfi_label callers.
14390 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14392 * config/i386/i386.h (struct machine_cfa_state,
14393 struct machine_function): Guard with ifndef USED_FOR_TARGET
14394 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14397 * emutls.c (__emutls_get_address): Change arr->size to mean number
14398 of allocated arr->data entries instead of # of slots + 1.
14400 PR middle-end/40316
14401 * recog.c (peep2_reinit_state): New function.
14402 (peephole2_init_state): Use it at the end of a basic block and also
14403 when seeing a RTX_FRAME_RELATED_P insn.
14405 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14407 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14408 fixuns_truncrfdi2): New.
14409 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14410 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14411 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14412 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14413 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14414 *recip_approx): Remove.
14415 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14416 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14417 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14419 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14422 2009-06-01 Ian Lance Taylor <iant@google.com>
14424 * attribs.c (register_attribute): Use CONST_CAST.
14425 * collect2.c (main): Use CONST_CAST2.
14426 (scan_prog_file): Likewise.
14427 * gcc.c (process_command, main): Likewise.
14428 * toplev.c (toplev_main): Likewise.
14430 * c-typeck.c (handle_warn_cast_qual): New static function,
14431 partially broken out of build_c_cast.
14432 (build_c_cast): Call handle_warn_cast_qual.
14433 * doc/invoke.texi (Warning Options): Document new effect of
14436 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14438 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14439 (diagnostic_report_current_module): Print columns.
14440 * common.opt (flag_show_column): Enable by default.
14442 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14444 * alias.c (find_base_term): Check for NULL term before returning.
14446 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14448 Revert due to PR40320:
14449 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14450 * calls.c (emit_library_call_value_1): Don't force_operand for move
14453 2009-06-01 Olivier Hainque <hainque@adacore.com>
14454 Eric Botcazou <ebotcazou@adacore.com>
14456 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14457 to be processed as a bitfield for constructor output purposes.
14458 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14460 * varasm.c (oc_local_state): New type, output_constructor
14461 local state to support communication with helpers.
14462 (oc_outer_state): New type, output_constructor outer state of
14463 relevance in recursive calls.
14464 (output_constructor_array_range): New output_constructor helper,
14465 extracted code for an array range element.
14466 (output_constructor_regular_field): New output_constructor helper,
14467 extracted code for an element that is not a bitfield.
14468 (output_constructor_bitfield): New output_constructor helper,
14469 extracted code for a bitfield element. Accept an OUTER state
14470 argument for recursive processing. Recurse on record or array
14471 CONSTRUCTOR values, possibly past noop conversions.
14472 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14473 VALUE is a valid constant-valued expression for use in a static
14474 bit-field initializer.
14475 (output_constructor): Rework to use helpers. Accept and honor an
14476 OUTER state argument for recursive calls. Return total size. Be
14477 prepared for nested constructors initializing bitfields.
14478 (output_constant): Feed OUTER in calls to output_constructor.
14480 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14482 * calls.c (emit_library_call_value_1): Don't force_operand for move
14485 2009-06-01 Nick Clifton <nickc@redhat.com>
14487 * doc/invoke.texi (IA-64 Options): Fix typo.
14489 2009-06-01 Ira Rosen <irar@il.ibm.com>
14491 PR tree-optimization/39129
14492 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14494 (vect_do_peeling_for_loop_bound): Use
14495 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14496 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14497 (vect_loop_versioning): Likewise.
14498 (vect_create_cond_for_alias_checks): Fix indentation.
14499 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14501 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14502 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14503 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14504 "control flow in loop".
14505 (vect_estimate_min_profitable_iters): Use
14506 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14507 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14508 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14509 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14510 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14511 statement belongs to a group of strided accesses with the exact code
14513 (vectorizable_load): Likewise.
14514 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14515 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14517 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14519 * config/freebsd-stdint.h: New file.
14520 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14521 Add freebsd-stdint.h to tm_file.
14523 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14525 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14526 (thumb2_extendhidi2): Likewise.
14528 2009-05-31 Ian Lance Taylor <iant@google.com>
14530 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14532 2009-05-31 Ian Lance Taylor <iant@google.com>
14534 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14535 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14536 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14538 2009-05-31 Jason Merrill <jason@redhat.com>
14540 * tree-pretty-print.c (print_call_name): Take the callee, not the
14541 call itself. Make non-static. Use dump_function_name for functions.
14542 (dump_generic_node): Adjust.
14543 * diagnostic.h: Declare print_call_name.
14544 * gimple-pretty-print.c (dump_gimple_call): Use it.
14546 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14548 * config/sh/sh.md (ashldi3_std): New define_expand.
14551 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14554 * config/sh/sh.c: Include debug.h.
14555 (sh_expand_epilogue): Emit a blockage insn before the frame
14556 pointer adjustment also when dwarf2out_do_frame returns true.
14558 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14560 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14561 (thumb2_extendqidi2): New pattern.
14563 2009-05-31 Ira Rosen <irar@il.ibm.com>
14565 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14566 mark phis for renaming.
14567 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14568 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14569 Call mark_sym_for_renaming.
14570 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14571 * tree-vect-loop.c (vect_transform_loop): Remove
14572 vect_memsyms_to_rename initialization and a call to
14573 mark_set_for_renaming.
14575 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14577 PR middle-end/40304
14578 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14579 frame related even if !set_cfa && style < 0.
14581 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14583 * config/i386/mingw-tls.c: New file.
14584 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14585 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14586 defining _WIN32 but not __CYGWIN__.
14588 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14590 * configure.ac: Add MPC support.
14592 * config.in, configure: Regenerate.
14594 2009-05-29 Richard Henderson <rth@redhat.com>
14596 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14597 NOTE_INSN_BASIC_BLOCK.
14598 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14599 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14600 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14602 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14604 (add_cfi): Disable check redefining cfa away from drap.
14605 (lookup_cfa_1): Add remember argument; handle remember/restore.
14606 (lookup_cfa): Pass remember argument.
14607 (cfa_remember): New.
14608 (compute_barrier_args_size_1): Remove sibcall check.
14609 (dwarf2out_frame_debug_def_cfa): New.
14610 (dwarf2out_frame_debug_adjust_cfa): New.
14611 (dwarf2out_frame_debug_cfa_offset): New.
14612 (dwarf2out_frame_debug_cfa_register): New.
14613 (dwarf2out_frame_debug_cfa_restore): New.
14614 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14615 (dwarf2out_begin_epilogue): New.
14616 (dwarf2out_frame_debug_restore_state): New.
14617 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14618 DW_CFA_restore_state.
14619 (output_cfi_directive): Likewise.
14620 (convert_cfa_to_fb_loc_list): Likewise.
14621 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14622 * dwarf2out.h: Update.
14623 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14624 (copy_insn_1): Early out for null.
14625 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14626 and dwarf2out_frame_debug_restore_state.
14627 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14628 (prologue_insn_hash, epilogue_insn_hash): New.
14629 (free_after_compilation): Adjust freeing accordingly.
14630 (record_insns): Create hash table if needed; push insns into
14631 hash instead of array.
14632 (maybe_copy_epilogue_insn): New.
14633 (contains): Search hash table instead of array.
14634 (sibcall_epilogue_contains): Remove.
14635 (thread_prologue_and_epilogue_insns): Split eh_return insns
14636 and mark them as epilogues.
14637 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14638 scanning in terms of basic blocks.
14639 * insn-notes.def (CFA_RESTORE_STATE): New.
14640 * jump.c (returnjump_p_1): Accept EH_RETURN.
14641 (eh_returnjump_p_1, eh_returnjump_p): New.
14642 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14643 CFA_REGISTER, CFA_RESTORE): New.
14644 * rtl.def (EH_RETURN): New.
14645 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14647 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14648 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14650 * config/i386/i386.c (gen_push): Update cfa state.
14651 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14652 add a CFA_ADJUST_CFA note.
14653 (ix86_dwarf_handle_frame_unspec): Remove.
14654 (ix86_expand_prologue): Update cfa state.
14655 (ix86_emit_restore_reg_using_pop): New.
14656 (ix86_emit_restore_regs_using_pop): New.
14657 (ix86_emit_leave): New.
14658 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14659 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14660 * config/i386/i386.h (struct machine_cfa_state): New.
14661 (ix86_cfa_state): New.
14662 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14663 (eh_return_internal): Merge from eh_return_<mode>,
14664 use eh_return rtx, split w/ epilogue.
14666 2009-05-29 Ian Lance Taylor <iant@google.com>
14668 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14670 * calls.c (emit_library_call_value_1): Likewise.
14672 * c-typeck.c (c_build_va_arg): New function.
14673 * c-tree.h (c_build_va_arg): Declare.
14674 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14675 instead of build_va_arg.
14677 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14679 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14680 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14681 (ptr_difference_cost): Use affine combinations to compute it.
14682 (difference_cost): Likewise.
14683 (get_computation_cost_at): Compute more accurate cost for addresses
14684 if the ratio is a multiplier allowed in addresses.
14685 For non-addresses, consider that an additional offset or symbol is
14688 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14690 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14691 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14693 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14694 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14695 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14697 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14698 to 1 for TYPE_SSE{IADD1,CVT1}.
14699 (prefix_vex_imm8): Removed.
14700 (length_vex): Only pass 1 as second argument to
14701 ix86_attr_length_vex_default if prefix_extra is 0.
14702 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14703 (length): For prefix vex computation use length_immediate
14704 attribute instead of prefix_vex_imm8.
14705 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14706 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14707 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14708 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14709 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14710 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14711 a space in between the operands.
14712 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14713 if one operand is 0xff and the other one si, di, bp or sp.
14714 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14715 other one si, di, bp or sp.
14716 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14717 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14718 type and mode attributes.
14719 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14720 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14721 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14722 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14723 prefix_data16 attribute iff MODE_DF.
14724 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14725 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14726 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14727 constm128_operand in length_immediate computation.
14728 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14729 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14730 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14731 length_immediate attribute to 1.
14732 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14733 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14734 for certain alternatives.
14735 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14736 prefix_data16 attribute if MODE_V1DF.
14737 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14738 length_immediate to 1.
14739 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14740 length_address to 4, set mode attribute to MODE_DI.
14741 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14742 (fxam<mode>2_i387): Set length attribute to 4.
14743 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14744 *prefetch_3dnow_rex): Override length_address attribute.
14745 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14747 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14748 (constm128_operand): Removed.
14749 * config/i386/i386.c (memory_address_length): For
14750 disp && !index && !base in 64-bit mode account for SIB byte if
14751 print_operand_address can't optimize disp32 into disp32(%rip)
14752 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14753 for fs: or gs: segment.
14754 (ix86_attr_length_immediate_default): When checking if shortform
14755 is possible, truncate immediate to the length of the non-shortened
14757 (ix86_attr_length_address_default): Ignore MEM_P operands
14759 (ix86_attr_length_vex_default): Only check for DImode on
14760 GENERAL_REG_P operands.
14761 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14762 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14763 (sse_cvttps2pi): Clear prefix_rep attribute.
14764 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14766 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14767 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14768 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14769 iff operand 2 is const_int_operand.
14770 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14771 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14772 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14774 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14776 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14777 prefix_data16 attribute for movlpd and movhpd instructions.
14778 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14779 length_immediate for shufpd instruction.
14780 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14781 (avx_cmpp<avxmodesuffixf2c><mode>3,
14782 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14783 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14784 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14785 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14786 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14787 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14788 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14789 prefix_data16 attribute for the first alternative to 1.
14790 (*avx_loadlps): Override length_immediate for the first alternative.
14791 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14792 attributes for second alternative.
14793 (*vec_concatv2sf_sse4_1): Override length_immediate and
14794 prefix_data16 attributes for second alternative.
14795 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14796 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14797 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14798 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14799 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14800 prefix_data16 and length_immediate to 1.
14801 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14803 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14804 prefix_extra attribute for variants that don't have 0f prefix alone.
14805 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14806 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14807 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14808 *sse4_1_pextrd): Set length_immediate to 1.
14809 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14810 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14812 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14813 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14814 length_immediate to 1 for second alternative.
14815 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14816 prefix_extra and length_immediate attributes for the first
14818 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14820 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14821 to 1 for the first and third alternative.
14822 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14824 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14826 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14828 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14829 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14830 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14831 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14832 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14833 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14834 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14835 ssse3_psign<mode>3): Override prefix_rex attribute.
14836 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14837 (ssse3_palignrti): Override length_immediate to 1.
14838 (ssse3_palignrdi): Override length_immediate to 1, override
14839 prefix_rex attribute.
14840 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14841 (sse4a_extrqi): Override length_immediate to 2.
14842 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14843 (sse4a_insertq): Override prefix_data16 to 0.
14844 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14845 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14846 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14847 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14848 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14849 and length_immediate to 1.
14850 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14851 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14852 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14853 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14854 and length_immediate to 1.
14855 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14856 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14857 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14858 avx_ptest256): Override prefix_extra to 1.
14859 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14860 Override prefix_data16 and length_immediate to 1.
14861 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14862 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14863 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14864 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14865 prefix_data16 to 0 and prefix_extra to 2.
14866 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14867 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14869 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14870 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14871 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14872 and prefix_extra to 2.
14873 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14874 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14875 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14876 avx_vpermilvar<mode>3,
14877 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14878 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14879 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14880 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14881 Override prefix_extra to 1.
14882 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14883 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14884 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14885 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14886 prefix_extra and length_immediate to 1.
14887 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14889 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14890 to 1 for the first alternative.
14891 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14892 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14894 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14895 *movv2sf_internal_avx, *movv2sf_internal): Override
14896 prefix_rep attribute for certain alternatives.
14897 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14898 attributes for certain alternatives.
14899 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14900 attributes for certain alternatives.
14901 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14902 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14903 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14904 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14905 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14906 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14907 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14908 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14909 length_immediate to 1 if operand 2 is const_int_operand.
14910 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14911 *vec_extractv2si_1): Set length_immediate attribute to 1.
14912 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14913 using old 3DNOW insn rather than SSE/3DNOW_A.
14914 (mmx_emms, mmx_femms): Clear modrm attribute.
14916 2009-05-29 Martin Jambor <mjambor@suse.cz>
14918 * tree-sra.c: New implementation of SRA.
14920 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14921 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14922 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14923 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14924 (SRA_MAX_STRUCTURE_COUNT): Removed.
14925 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14926 * doc/invoke.texi (sra-max-structure-size): Removed.
14927 (sra-field-structure-ratio): Removed.
14929 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14931 PR middle-end/40291
14932 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14935 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14937 PR rtl-optimization/40101
14938 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14939 seqno. Adjust comment.
14940 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14941 inserting bookkeeping before a jump, the jump is not scheduled.
14942 When no positive seqno found, provide a value. Add comment.
14944 2009-05-29 Richard Guenther <rguenther@suse.de>
14946 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14947 short-cutting on the first component.
14949 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14951 PR middle-end/39958
14952 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14953 for trees other than decls/types.
14955 2009-05-29 Richard Guenther <rguenther@suse.de>
14957 * tree-ssa-operands.c (get_expr_operands): Do not handle
14958 INDIRECT_REFs in the handled-component case. Remove
14959 unused get_ref_base_and_extent case.
14960 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14961 tree_low_cst and host_integerp where possible.
14962 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14963 codes for equivalence.
14964 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14966 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14968 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14969 to tmake_file for i[34567]86-*-cygwin*.
14971 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14974 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14975 (altivec_categorize_keyword, init_vector_keywords,
14976 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14979 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14981 * tree.c (handle_dll_attribute): Check if node is
14982 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14984 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14986 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14988 (thumb2_zero_extendqidi2): Likewise.
14990 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14992 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14993 instead of gen_movrt.
14994 * config/sh/sh.md (movrt): Remove.
14996 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14998 * doc/invoke.texi (IA-64 Options):
14999 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15000 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15001 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15002 -msched-prefer-non-control-spec-insns,
15003 -msched-stop-bits-after-every-cycle,
15004 -msched-count-spec-in-critical-path,
15005 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15006 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15007 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15008 and -msched-spec-verbose.
15010 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15012 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15013 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15015 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15017 2009-05-28 Richard Guenther <rguenther@suse.de>
15019 * tree-ssa-alias.c (ao_ref_init): New function.
15020 (ao_ref_base): Likewise.
15021 (ao_ref_base_alias_set): Likewise.
15022 (ao_ref_alias_set): Likewise.
15023 (refs_may_alias_p_1): Change signature.
15024 (refs_may_alias_p): Adjust.
15025 (refs_anti_dependent_p): Likewise.
15026 (refs_output_dependent_p): Likewise.
15027 (call_may_clobber_ref_p_1): Change signature.
15028 (call_may_clobber_ref_p): Adjust.
15029 (stmt_may_clobber_ref_p_1): New function split out from ...
15030 (stmt_may_clobber_ref_p): ... here.
15031 (maybe_skip_until): Adjust signature.
15032 (get_continuation_for_phi): Likewise.
15033 (walk_non_aliased_vuses): Likewise.
15034 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15035 (ao_ref_init): Declare.
15036 (ao_ref_base): Likewise.
15037 (ao_ref_alias_set): Likewise.
15038 (stmt_may_clobber_ref_p_1): Likewise.
15039 (walk_non_aliased_vuses): Adjust.
15040 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15041 (get_ref_from_reference_ops): remove.
15042 (vn_reference_lookup_2): Adjust signature.
15043 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15044 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15045 (vn_reference_lookup): Adjust.
15046 (vn_reference_insert): Likewise.
15047 (vn_reference_insert_pieces): Adjust signature.
15048 (visit_reference_op_call): Adjust.
15049 * tree-ssa-pre.c (get_expr_type): Simplify.
15050 (phi_translate_1): Adjust.
15051 (compute_avail): Likewise.
15052 (translate_vuse_through_block): Do not re-build trees.
15053 (value_dies_in_block_x): Likewise.
15054 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15056 (vn_reference_lookup_pieces): Adjust declaration.
15057 (vn_reference_insert_pieces): Likewise.
15059 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15061 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15062 with checking disabled.
15064 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15068 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15069 macro definition for support of three-operand format aligned
15070 .comm directive in assembler on cygwin/pe/mingw target OS.
15071 * configure: Regenerate.
15072 * config.h: Regenerate.
15074 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15075 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15076 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15078 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15079 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15081 2009-05-28 Ira Rosen <irar@il.ibm.com>
15083 PR tree-optimization/40254
15084 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15085 in analysis of basic blocks.
15087 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15089 PR middle-end/33699
15090 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15091 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15092 (TARGET_INITIALIZER): Use it.
15093 * cse.c (CHEAPER): Move it up to the other macros.
15094 (insert): Rename this ...
15095 (insert_with_costs): ... to this. Add cost parameters. Update
15097 (insert): New function. Call insert_with_costs.
15098 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15099 find_reg_offset_for_const, try_const_anchors): New functions.
15100 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15101 when using a const-anchor. Call insert_const_anchors.
15102 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15103 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15105 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15107 * tree-inline.c (remap_decls): Enable nonlocalized variables
15108 when not optimizing.
15110 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15112 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15113 Simplify other tests involving optimize.
15115 2009-05-27 Tom Tromey <tromey@redhat.com>
15117 * unwind-dw2.c (_Unwind_DebugHook): New function.
15118 (uw_install_context): Call _Unwind_DebugHook.
15120 2009-05-27 Tom Tromey <tromey@redhat.com>
15122 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15124 2009-05-27 Ian Lance Taylor <iant@google.com>
15126 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15127 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15128 (ALL_LINKERFLAGS): Define.
15129 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15130 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15131 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15132 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15133 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15134 $(LINKER_FOR_BUILD).
15135 (build/gcov-iov$(build_exeext)): Likewise.
15137 2009-05-27 Julian Brown <julian@codesourcery.com>
15139 * gcse.c (target.h): Include.
15140 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15141 copy of argument to a pseudo register.
15143 2009-05-27 Diego Novillo <dnovillo@google.com>
15145 * tree-ssa-live.c (dump_scope_block): Document arguments.
15146 (dump_scope_blocks): Document.
15147 (debug_scope_blocks): New.
15148 * tree-flow.h (debug_scope_blocks): Declare.
15150 2009-05-21 Denis Chertykov <denisc@overta.ru>
15152 * doc/contrib.texi (Contributors): Add myself to the list.
15154 2009-05-27 Olivier Hainque <hainque@adacore.com>
15156 * expr.c (target_align): New function. Alignment the TARGET of an
15157 assignment may be assume to have.
15158 (highest_pow2_factor_for_target): Use it instead of relying on
15159 immediate tree attributes of TARGET, not necessarily honored when
15160 intermediate bitfields are involved.
15162 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15165 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15166 AVX, SSE4, AES, PCLMUL and POPCNT.
15168 2009-05-27 Diego Novillo <dnovillo@google.com>
15170 * tree-pretty-print.c (dump_location): New.
15171 (dump_generic_node): Call it.
15172 Factor code to handle BLOCK nodes ...
15173 (dump_block_node): ... here.
15175 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15177 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15179 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15181 * gcc-plugin.h: Include config.h and system.h.
15182 (IN_GCC): Define if not defined.
15184 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15186 PR middle-end/40249
15187 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15190 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15192 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15194 * config/m32r/m32r.h: Ditto.
15195 * config/m32r/m32r.md: Ditto.
15196 * config/m32r/predicates.md: Ditto.
15198 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15200 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15202 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15205 (Loading plugins): typo.
15206 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15207 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15208 (Interacting with the GCC Garbage Collector): Added new section.
15209 (Giving information about a plugin): Added new section for
15211 * ggc.h (ggc_register_root_tab): Added declaration.
15212 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15213 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15214 (register_callback): Improved comment in declaration.
15215 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15216 (extra_root_vec) Added static variable for dynamic roots registration.
15217 (ggc_register_root_tab) Added new routine.
15218 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15219 PLUGIN_GGC_MARKING event.
15220 * ggc-zone.c: Include plugin.h.
15221 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15222 * ggc-page.c: Include plugin.h.
15223 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15224 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15225 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15226 (register_callback): check lack of callbacks for
15227 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15228 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15229 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15230 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15231 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15232 dependency on plugin.h.
15233 (plugin.o): Added dependency on ggc.h...
15235 2009-05-26 Richard Guenther <rguenther@suse.de>
15237 PR middle-end/40248
15239 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15240 with mismatched comparison modes.
15242 * expr.c (expand_expr_real_1): Expand the operand of a
15243 VIEW_CONVERT_EXPR in its natural mode.
15245 2009-05-26 Ian Lance Taylor <iant@google.com>
15247 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15248 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15249 (ALL_COMPILERFLAGS): Define.
15250 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15251 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15252 (collect2$(exeext), collect2.o): Likewise.
15253 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15254 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15255 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15256 (libbackend.o, intl.o, cppdefault.o): Likewise.
15257 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15258 (build/%.o): Use $(COMPILER_FOR_BUILD).
15259 (build/gen%$(build_exeext)): Likewise.
15260 (build/gcov-iov$(build_exeext)): LIkewise.
15261 * config/t-darwin (darwin.o): Use $(COMPILER).
15262 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15263 * config/t-sol2 (sol2-c.o): Likewise.
15264 (sol2.o): Likewise.
15265 * config/t-vxworks (vxworks.o): Likewise.
15266 * config/x-darwin (host-darwin.o): Likewise.
15267 * config/x-hpux (host-hpux.o): Likewise.
15268 * config/x-linux (host-linux.o): Likewise.
15269 * config/x-solaris (host-solaris.o): Likewise.
15270 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15271 * config/arm/t-arm (arm-c.o): Likewise.
15272 * config/arm/t-pe (pe.o): Likewise.
15273 * config/arm/t-wince-pe (pe.o): Likewise.
15274 * config/i386/t-cygming (winnt.o): Likewise.
15275 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15276 * config/i386/t-cygwin (cygwin1.o): Likewise.
15277 (cygwin2.o): Likewise.
15278 * config/i386/t-i386 (i386-c.o): Likewise.
15279 * config/i386/t-interix (winnt.o): Likewise.
15280 * config/i386/t-netware (netware.o): Likewise.
15281 * config/i386/t-nwld (nwld.o): Likewise.
15282 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15283 * config/i386/x-i386 (driver-i386.o): Likewise.
15284 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15285 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15286 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15287 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15288 * config/mips/x-native (driver-native.o): Likewise.
15289 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15290 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15291 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15292 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15293 * config/score/t-score-elf (score7.o): Likewise.
15294 (score3.o): Likewise.
15295 * config/sh/t-sh (sh-c.o): Likewise.
15296 * config/sh/t-symbian (sh-c.o): Likewise.
15297 (symbian.o): Likewise.
15298 * config/spu/t-spu-elf (spu-c.o): Likewise.
15299 * config/v850/t-v850 (v850-c.o): Likewise.
15300 * config/v850/t-v850e (v850-c.o): Likewise.
15302 2009-05-26 Richard Guenther <rguenther@suse.de>
15304 PR tree-optimization/40122
15305 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15306 VECTOR_CSTs if possible.
15307 (fold_gimple_assign): Likewise.
15309 2009-05-26 Richard Guenther <rguenther@suse.de>
15311 PR middle-end/40252
15312 * fold-const.c (fold_binary): Use the correct types for building
15315 2009-05-26 Richard Guenther <rguenther@suse.de>
15317 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15318 redundant calls to merge_alias_info.
15319 (bump_vector_ptr): Likewise.
15320 * tree-ssa-copy.c (merge_alias_info): Remove.
15321 (replace_exp_1): Remove call to merge_alias_info.
15322 (propagate_tree_value): Likewise.
15323 (fini_copy_prop): Propagate points-to info.
15324 * tree-flow.h (merge_alias_info): Remove.
15326 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15328 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15330 2009-05-25 Jan Hubicka <jh@suse.cz>
15332 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15333 * cgraph.h (struct inline_summary): New filed self_wize,
15334 size_inlining_benefit, self_time and time_inlining_benefit.
15335 (struct cgraph_global_info): Replace insns by time ans size fields.
15336 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15337 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15338 (ipcp_update_callgraph): Do not touch function bodies.
15339 * ipa-inline.c: Include except.h
15340 (MAX_TIME): New constant.
15341 (overall_insns): Remove.
15342 (leaf_node_p): New.
15343 (overall_size, max_benefit): New static variables.
15344 (cgraph_estimate_time_after_inlining): New function.
15345 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15346 (cgraph_clone_inlined_nodes): Update size.
15347 (cgraph_mark_inline_edge): Update size.
15348 (cgraph_estimate_growth): Use size info.
15349 (cgraph_check_inline_limits): Check size.
15350 (cgraph_default_inline_p): Likewise.
15351 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15352 (cgraph_decide_recursive_inlining): Check size.
15353 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15355 (cgraph_decide_inlining): Likewise.
15356 (cgraph_decide_inlining_incrementally): Likewise; honor
15357 PARAM_EARLY_INLINING_INSNS.
15358 (likely_eliminated_by_inlining_p): New predicate.
15359 (estimate_function_body_sizes): New function.
15360 (compute_inline_parameters): Use it.
15361 * except.c (must_not_throw_labels): New function.
15362 * except.h (must_not_throw_labels): Declare.
15363 * tree-inline.c (init_inline_once): Kill inlining_weigths
15364 * tree-ssa-structalias.c: Avoid uninitialized warning.
15365 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15366 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15367 (PARAM_INLINE_CALL_COST): Remove.
15368 (PARAM_EARLY_INLINING_INSNS): New.
15370 2009-05-25 Richard Guenther <rguenther@suse.de>
15372 PR tree-optimization/36327
15373 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15374 callback for reference translation or lookup at the point of may-defs.
15375 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15376 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15377 for union COMPONENT_REFs.
15378 (vn_reference_lookup_3): New callback. Lookup from memset
15379 and CONSTRUCTOR assignment, translate through struct copies.
15380 (vn_reference_lookup_pieces): Make sure to not free the
15381 passed operands array. Adjust walk_non_aliased_vuses call.
15382 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15383 make sure we do not leak memory.
15385 2009-05-25 Richard Guenther <rguenther@suse.de>
15387 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15388 * tree-inline.c (expand_call_inline): Reset the escaped and
15389 callused solutions.
15390 * tree-ssa-structalias.c (pass_build_ealias): New.
15391 * tree-pass.h (pass_build_ealias): Declare.
15392 * passes.c (init_optimization_passes): Add PTA during
15393 early optimizations.
15394 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15395 and CALLUSED solutions.
15396 (dump_points_to_solution): New function, split out from ...
15397 (dump_points_to_info_for): ... here.
15398 * tree-parloops.c (parallelize_loops): Reset the escaped and
15399 callused solutions.
15401 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15404 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15405 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15407 2009-05-25 Ira Rosen <irar@il.ibm.com>
15409 PR tree-optimization/40238
15410 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15411 statements after basic block's labels.
15412 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15413 to free the allocated memory.
15415 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15417 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15418 return address with a USE.
15420 2009-05-24 Richard Guenther <rguenther@suse.de>
15422 PR middle-end/40233
15423 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15424 array type from the main variant of the inner type.
15426 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15428 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15429 definition to bool (from int) to un-break build.
15430 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15432 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15434 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15435 discard_stmt_changes): Delete.
15436 * tree-ssa-operands.c (scb_stack): Delete.
15437 (init_ssa_operands): Do not initialize it.
15438 (fini_ssa_operands): Do not free it.
15439 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15441 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15442 update_stmt, remove the others. Fix comments.
15443 * tree-dfa.c (optimize_stack_restore): Likewise.
15444 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15445 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15446 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15447 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15449 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15450 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15451 (dom_opt_finalize_block): Likewise, adjusting access to
15453 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15454 (stmts_to_rescan): Change item type to gimple.
15455 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15457 2009-05-24 Ira Rosen <irar@il.ibm.com>
15459 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15460 * tree-pass.h (pass_slp_vectorize): New pass.
15461 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15462 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15463 * tree-vectorizer.c (timevar.h): Include.
15464 (user_vect_verbosity_level): Declare.
15465 (vect_location): Fix comment.
15466 (vect_set_verbosity_level): Update user_vect_verbosity_level
15467 instead of vect_verbosity_level.
15468 (vect_set_dump_settings): Add an argument. Ignore user defined
15469 verbosity if dump flags require higher level of verbosity. Print to
15470 stderr only for loop vectorization.
15471 (vectorize_loops): Update call to vect_set_dump_settings.
15472 (execute_vect_slp): New function.
15473 (gate_vect_slp): Likewise.
15474 (struct gimple_opt_pass pass_slp_vectorize): New.
15475 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15476 access its members.
15477 (vec_info_for_bb): New function.
15478 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15479 (VECTORIZATION_ENABLED): New macro.
15480 (SLP_ENABLED, SLP_DISABLED): Likewise.
15481 (vect_is_simple_use): Add bb_vec_info argument.
15482 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15483 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15484 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15485 vect_schedule_slp, vect_analyze_slp): Likewise.
15486 (vect_analyze_stmt): Add slp_tree argument.
15487 (find_bb_location): Declare.
15488 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15489 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15490 (vect_analyze_loop_operations, vect_analyze_loop,
15491 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15492 vect_finalize_reduction, vectorizable_reduction,
15493 vectorizable_live_operation, vect_transform_loop): Likewise.
15494 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15495 skip evolution analysis if analyzing a basic block.
15496 (dr_analyze_indices): Likewise.
15497 (initialize_data_dependence_relation): Skip the test whether the
15498 object is invariant for basic blocks.
15499 (compute_all_dependences): Skip dependence analysis for data
15500 references in basic blocks.
15501 (find_data_references_in_stmt): Don't fail in case of invariant
15502 access in basic block.
15503 (find_data_references_in_bb): New function.
15504 (find_data_references_in_loop): Move code to
15505 find_data_references_in_bb and add a call to it.
15506 (compute_data_dependences_for_bb): New function.
15507 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15508 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15510 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15511 unknown dependence in basic block and fail in case of dependence in
15513 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15514 dependence instances from either loop or basic block vectorization
15516 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15517 before calling nested_in_vect_loop_p.
15518 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15519 dependence instances from either loop or basic block vectorization
15521 (vect_verify_datarefs_alignment): Likewise.
15522 (vect_enhance_data_refs_alignment): Adjust function calls.
15523 (vect_analyze_data_refs_alignment): Likewise.
15524 (vect_analyze_group_access): Fix printing. Skip different checks if
15525 DR_STEP is 0. Keep strided stores either in loop or basic block
15526 vectorization data structure. Fix indentation.
15527 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15529 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15530 dependence instances from either loop or basic block vectorization
15532 (vect_analyze_data_refs): Update comment. Call
15533 compute_data_dependences_for_bb to analyze basic blocks.
15534 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15535 case of loop vectorization. In case of basic block vectorization use
15536 data-ref itself as a base.
15537 (vect_create_data_ref_ptr): In case of basic block vectorization:
15538 don't advance the pointer, add new statements before the current
15539 statement. Adjust function calls.
15540 (vect_supportable_dr_alignment): Support only aligned accesses in
15541 basic block vectorization.
15542 * common.opt (ftree-slp-vectorize): New flag.
15543 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15544 (vect_pattern_recog_1): Likewise.
15545 * tree-vect-stmts.c (process_use): Likewise.
15546 (vect_init_vector): Add new statements in the beginning of the basic
15547 block in case of basic block SLP.
15548 (vect_get_vec_def_for_operand): Adjust function calls.
15549 (vect_finish_stmt_generation): Likewise.
15550 (vectorizable_call): Add assert that it is loop vectorization, adjust
15552 (vectorizable_conversion, vectorizable_assignment): Likewise.
15553 (vectorizable_operation): In case of basic block SLP, take
15554 vectorization factor from statement's type and skip the relevance
15555 check. Adjust function calls.
15556 (vectorizable_type_demotion): Add assert that it is loop
15557 vectorization, adjust function calls.
15558 (vectorizable_type_promotion): Likewise.
15559 (vectorizable_store): Check for outer loop only in case of loop
15560 vectorization. Adjust function calls. For basic blocks, skip the
15561 relevance check and don't advance pointers.
15562 (vectorizable_load): Likewise.
15563 (vectorizable_condition): Add assert that it is loop vectorization,
15564 adjust function calls.
15565 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15566 that it is not reduction, get vector type, call only supported
15567 functions, skip loop specific parts.
15568 (vect_transform_stmt): Check for outer loop only in case of loop
15570 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15571 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15572 for external definition.
15573 * passes.c (pass_slp_vectorize): New pass.
15574 * tree-vect-slp.c (find_bb_location): New function.
15575 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15576 check for patterns only in loops.
15577 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15578 case of multiple types in basic block SLP.
15579 (vect_mark_slp_stmts_relevant): New function.
15580 (vect_supported_load_permutation_p): Fix comment.
15581 (vect_analyze_slp_instance): Add argument. In case of basic block
15582 SLP, take vectorization factor from statement's type, check that
15583 unrolling factor is 1. Adjust function call. Save SLP instance in
15584 either loop or basic block vectorization structure. Return FALSE,
15586 (vect_analyze_slp): Add argument. Get strided stores groups from
15587 either loop or basic block vectorization structure. Return FALSE
15588 if basic block SLP failed.
15589 (new_bb_vec_info): New function.
15590 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15591 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15592 (vect_schedule_slp): Add argument. Get SLP instances from either
15593 loop or basic block vectorization structure. Set vectorization factor
15594 to be 1 for basic block SLP.
15595 (vect_slp_transform_bb): New function.
15596 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15598 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15600 * final.c (shorten_branches): Do not align labels for jump tables.
15601 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15603 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15605 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15606 Remove outdated reference to flow.c and fix nits.
15607 * doc/gccint.texi: Tweak RTL description.
15608 * doc/rtl.texi: Likewise.
15610 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15612 * config/avr/avr.c: Change my email address.
15613 * config/avr/avr.h: Likewise.
15614 * config/avr/avr.md: Likewise.
15615 * config/avr/avr-protos.h: Likewise.
15616 * config/avr/libgcc.S: Likewise.
15618 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15620 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15621 (spu_split_load, spu_split_store): Change return type to int.
15622 (spu_split_convert): Declare.
15623 * config/spu/predicates.md (spu_mem_operand): Remove.
15624 (spu_mov_operand): Update.
15625 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15626 * config/spu/spu.c (regno_aligned_for_load): Remove.
15627 (reg_aligned_for_addr, spu_expand_load): Define.
15628 (spu_expand_extv): Reimplement and handle MEM.
15629 (spu_expand_insv): Handle MEM.
15630 (spu_sched_reorder): Handle insn's with length 0.
15631 (spu_legitimate_address_p): Reimplement.
15632 (store_with_one_insn_p): Return TRUE for any mode with size
15633 larger than 16 bytes.
15634 (address_needs_split): Define.
15635 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15637 (spu_convert_move): Define.
15638 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15639 (spu_split_store): Change all MEM's to TImode.
15640 (spu_init_expanders): Preallocate registers that correspond to
15641 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15643 (spu_split_convert): Define.
15644 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15645 (_move<mode>, _movdi, _movti): Update predicate and condition.
15646 (load, store): Change to define_split.
15647 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15649 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15650 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15651 define_insn_and_split of lshr<mode>3.
15652 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15653 (<v>ashr<mode>3_imm): Define.
15654 (extv, extzv, insv): Allow MEM operands.
15655 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15656 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15657 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15658 (_spu_convert2): Change to define_insn_and_split and remove the
15659 corresponding define_peephole2.
15660 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15661 Change predicates to memory_operand.
15663 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15665 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15667 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15669 PR tree-optimization/40219
15670 * tree.c (iterative_hash_expr): Make sure the builtin function is
15671 a normal builtin function and not a front end or back end builtin
15672 before indexing into the built_in_decls array.
15674 2009-05-22 Richard Guenther <rguenther@suse.de>
15676 PR middle-end/38964
15677 * alias.c (write_dependence_p): Do not use TBAA for answering
15678 anti-dependence or output-dependence.
15679 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15680 (emit_pointer_definition): Remove.
15681 (emit_alias_warning): Likewise.
15682 (find_what_var_points_to): Remove TBAA pruning code.
15683 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15685 (compute_points_to_sets): Remove code computing the set of
15686 dereferenced pointers.
15687 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15688 oracle for querying anti and output dependencies.
15689 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15690 if TBAA may be applied.
15691 (refs_anti_dependent_p): New function.
15692 (refs_output_dependent_p): Likewise.
15693 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15694 (refs_output_dependent_p): Likewise.
15695 * doc/tree-ssa.texi (Memory model): New section.
15696 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15697 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15698 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15699 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15700 * expr.c (expand_expr_real_1): Likewise.
15701 * gimple-low.c (lower_stmt): Likewise.
15702 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15703 (dump_gimple_cdt): Remove.
15704 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15705 (gimple_size): Likewise.
15706 (walk_gimple_op): Likewise.
15707 (is_gimple_stmt): Likewise.
15708 (walk_stmt_load_store_addr_ops): Likewise.
15709 (gimple_build_cdt): Remove.
15710 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15711 * gimple.h (gimple_cdt_new_type): Remove.
15712 (gimple_cdt_new_type_ptr): Likewise.
15713 (gimple_cdt_set_new_type): Likewise.
15714 (gimple_cdt_location): Likewise.
15715 (gimple_cdt_location_ptr): Likewise.
15716 (gimple_cdt_set_location): Likewise.
15717 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15718 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15719 GIMPLE_CHANGE_DYNAMIC_TYPE.
15720 (verify_types_in_gimple_stmt): Likewise.
15721 * tree-inline.c (estimate_num_insns): Likewise.
15722 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15723 (copy_decl_to_var): Likewise.
15724 (copy_result_decl_to_var): Likewise.
15725 * tree-pretty-print.c (dump_generic_node): Do not handle
15726 CHANGE_DYNAMIC_TYPE_EXPR.
15727 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15728 * tree-ssa-operands.c (get_expr_operands): Likewise.
15729 * tree-ssa-structalias.c (struct variable_info): Remove
15730 no_tbaa_pruning member.
15731 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15732 (unify_nodes): Do not copy it.
15733 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15734 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15735 (set_uids_in_ptset): Do not check it.
15736 (find_what_var_points_to): Likewise.
15737 (compute_tbaa_pruning): Remove.
15738 (compute_points_to_sets): Do not call it.
15739 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15740 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15741 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15742 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15743 (DECL_NO_TBAA_P): Likewise.
15744 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15745 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15746 (expand_omp_atomic_pipeline): Do not set it.
15747 * print-tree.c (print_node): Do not dump it.
15748 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15751 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15754 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15757 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15759 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15762 2009-05-22 Ben Elliston <bje@au.ibm.com>
15764 * Makefile.in (bversion.h, s-bversion): New targets.
15765 (TOPLEV_H): Add bversion.h.
15766 * toplev.h: Include "bversion.h".
15767 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15768 the __format__ attribute only if compiling with the same version
15769 of GCC as the sources (the "build version").
15771 2009-05-22 Ben Elliston <bje@au.ibm.com>
15773 * c-format.c (handle_format_attribute): Fix comment typo.
15775 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15778 * config/ia64/ia64.opt (mfused-madd): New.
15779 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15780 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15781 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15782 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15783 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15784 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15785 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15786 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15787 instruction if !TARGET_FUSED_MADD.
15788 (fpma, fpms): Remove colon from name.
15790 2009-05-22 Richard Guenther <rguenther@suse.de>
15792 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15793 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15794 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15796 (create_expression_by_pieces): Only convert if necessary.
15797 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15798 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15800 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15802 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15803 regular pattern from a template and rename it ...
15804 (*extzv_truncsi_exts): ... to this.
15806 2009-05-21 Richard Guenther <rguenther@suse.de>
15808 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15809 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15810 (cgraph_default_inline_p): Likewise.
15811 (cgraph_decide_inlining_incrementally): Likewise.
15813 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15814 Uros Bizjak <ubizjak@gmail.com>
15816 * config/i386/cpuid.h (bit_MOVBE): New.
15818 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15820 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15821 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15822 (ix86_handle_option): Handle OPT_mmovbe.
15823 (ix86_target_string): Add -mmovbe.
15824 (pta_flags): Add PTA_MOVBE.
15825 (processor_alias_table): Add PTA_MOVBE to "atom".
15826 (override_options): Handle PTA_MOVBE.
15828 * config/i386/i386.h (TARGET_MOVBE): New.
15830 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15831 (*bswapsi_movbe): New.
15832 (*bswapdi_movbe): Likewise.
15833 (bswapdi2): Renamed to ...
15834 (*bswapdi_1): This.
15835 (bswapdi2): New expander.
15837 * config/i386/i386.opt (mmovbe): New.
15839 * doc/invoke.texi: Document -mmovbe.
15841 2009-05-21 Taras Glek <tglek@mozilla.com>
15843 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15844 * gcc-plugin.h (plugin_init): Updated signature.
15845 * gcc-plugin.h (plugin_name_args): Moved to this header.
15846 * doc/plugins.texi (plugin_init): Updated documention to reflect
15848 * doc/plugins.texi (plugin_name_args): Added to documention.
15850 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15852 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15853 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15855 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15857 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15858 JUMP_TABLE_DATA_P predicates where applicable.
15859 * config/i386/predicates.md: Ditto.
15860 * config/i386/sse.md: Ditto.
15862 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15864 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15865 operand2 -128 override length_immediate attribute to 1.
15866 * config/i386/predicates.md (constm128_operand): New predicate.
15868 * config/i386/i386.c (memory_address_length): Handle %r12
15869 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15871 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15872 mode look through optional ZERO_EXTEND and SUBREG.
15873 * config/i386/i386.md (R12_REG): New define_constant.
15874 (prefix_data16): For sse unit set also for MODE_TI insns.
15875 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15876 insns set if operand 1 is ext_QIreg_operand.
15877 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15878 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15880 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15881 mode from MODE_DI to MODE_SI.
15882 (movdi_1_rex64): Override modrm and length_immediate attributes
15883 only for movabs (TYPE_IMOV, alternative 2).
15884 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15885 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15886 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15887 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15888 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15889 prefix_rex attribute if DImode.
15890 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15891 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15892 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15893 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15894 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15895 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15896 Likewise. For TYPE_IMOV clear length_immediate attribute.
15897 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15898 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15899 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15900 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15901 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15902 or one operand TYPE_ISHIFT.
15903 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15904 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15905 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15906 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15907 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15908 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15909 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15910 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15911 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15912 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15913 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15914 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15915 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15916 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15917 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15918 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15919 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15920 set mode attribute, don't override length attribute.
15921 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15923 (return_internal_long): Set length attribute to 2 instead of 1.
15924 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15925 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15926 prefix_rex attribute.
15927 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15929 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15931 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15933 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15935 2009-05-20 Ian Lance Taylor <iant@google.com>
15937 * tree.c (build_tree_list_vec_stat): New function.
15938 (ctor_to_vec): New function.
15939 (build_nt_call_vec): New function.
15940 (build_call_array): Change args to be a const pointer.
15941 (build_call_vec): New function.
15942 * tree.h (build_nt_call_vec): Declare.
15943 (build_tree_list_vec_stat): Declare.
15944 (build_tree_list_vec): Define.
15945 (build_call_array): Update declaration.
15946 (build_call_vec): Declare.
15947 (ctor_to_vec): Declare.
15948 * c-common.c (tree_vector_cache): New static variable.
15949 (make_tree_vector): New function.
15950 (release_tree_vector): New function.
15951 (make_tree_vector_single): New function.
15952 (make_tree_vector_copy): New function.
15953 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15954 (make_tree_vector_single, make_tree_vector_copy): Declare.
15955 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15956 (c_parser_expr_list): Don't manage cache here, instead call
15958 (c_parser_release_expr_list): Remove static function.
15959 (c_parser_vec_to_tree_list): Remove static function.
15960 (c_parser_attributes): Call build_tree_list_vec instead of
15961 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15962 c_parser_release_expr_list.
15963 (c_parser_postfix_expression_after_primary): Likewise.
15964 (c_parser_objc_keywordexpr): Likewise.
15966 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15968 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15969 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15970 TARGET_CONVERT_TO_TYPE.
15971 * hooks.c (hook_tree_const_tree_null): Define.
15972 * hooks.h (hook_tree_const_tree_null): Declare.
15973 * target.h (struct gcc_target): Add invalid_parameter_type,
15974 invalid_return_type, promoted_type, and convert_to_type fields.
15975 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15976 (TARGET_INVALID_RETURN_TYPE): Define.
15977 (TARGET_PROMOTED_TYPE): Define.
15978 (TARGET_CONVERT_TO_TYPE): Define.
15979 (TARGET_INITIALIZER): Update for new fields.
15980 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15981 (grokparms): Check targetm.invalid_parameter_type.
15982 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15983 * c-convert.c (convert): Check targetm.convert_to_type.
15985 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15987 * config/mips/mips.md (*extenddi_truncate<mode>,
15988 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15990 (*extendhi_truncateqi): New define_insn_and_sptit.
15992 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15994 PR middle-end/40204
15995 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15996 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15998 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16000 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16001 the operand of VIEW_CONVERT_EXPR.
16003 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16005 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16006 extended family and model for Intel processors. Support Intel Atom.
16008 2009-05-20 Olivier Hainque <hainque@adacore.com>
16010 * gstab.h (stab_code_type): Define, to be used instead of the
16011 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16013 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16014 occurrences by stab_code_type.
16015 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16017 2009-05-20 Martin Jambor <mjambor@suse.cz>
16019 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16020 (sra_insert_before): Likewise.
16021 (sra_insert_after): Likewise.
16022 (sra_init_cache): Likewise.
16023 (sra_type_can_be_decomposed_p): Likewise.
16024 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16025 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16026 (sra_insert_before): Likewise.
16027 (sra_insert_after): Likewise.
16028 (sra_init_cache): Likewise.
16029 (insert_edge_copies_seq): Made static and moved upwards.
16031 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16034 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16036 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16037 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16040 2009-05-20 Richard Guenther <rguenther@suse.de>
16042 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16043 with mismatched comparison modes.
16045 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16047 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16048 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16049 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16050 with shifts for Thumb2.
16051 (orsi_notsi): New for orn.
16052 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16053 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16054 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16055 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16056 Don't invert remainder for IOR.
16058 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16060 PR tree-optimization/40087
16061 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16062 number_of_iterations_ne): Rename never_infinite argument.
16063 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16064 number_of_iterations_le): Handle pointer-type ivs when
16065 exit_must_be_taken is false.
16066 (number_of_iterations_cond): Do not always assume that
16067 exit_must_be_taken if the control variable is a pointer.
16069 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16071 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16072 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16074 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16076 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16077 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16079 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16082 * c.opt (Wlogical-op): Disabled by default.
16083 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16085 * doc/invoke.texi (Wlogical-op): Likewise.
16087 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16089 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16091 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16092 Propagate the type of the first operand.
16093 <ASSERT_EXPR>: Simplify.
16094 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16095 Rewrite using the RHS code as discriminant.
16096 <NOP_EXPR>: Turn into CASE_CONVERT.
16097 <PLUS_EXPR>: Propagate the type of the first operand.
16099 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16101 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16102 (ia64_dconst_0_375): New.
16103 * config/ia64/ia64.c (ia64_override_options): Remove
16104 -minline-sqrt-min-latency warning.
16105 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16106 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16107 * config/ia64/ia64.md (*sqrt_approx): Remove.
16108 (sqrtsf2): Remove #if 0.
16109 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16110 (sqrtdf): Remove assert.
16111 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16112 (sqrtxf2): Remove #if 0.
16113 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16114 * div.md (sqrt_approx_rf): New.
16115 (sqrtsf2_internal_thr): New implementation.
16116 (sqrtsf2_internal_lat): New.
16117 (sqrtdf2_internal_thr: New implementation.
16118 (sqrtxf2_internal): New implementation.
16120 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16121 Hans-Peter Nilsson <hp@axis.com>
16123 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16124 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16125 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16126 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16127 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16128 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16129 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16130 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16131 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16132 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16133 * c-common.c: ...from here.
16135 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16137 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16139 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16141 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16143 2009-05-19 Ben Elliston <bje@au.ibm.com>
16145 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16146 assignments with memcpy calls.
16147 (add_fdes): Likewise.
16148 (binary_search_unencoded_fdes): Likewise.
16149 (linear_search_fdes): Eliminate type puns.
16151 2009-05-19 Richard Guenther <rguenther@suse.de>
16153 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16154 not falsely claim to have propagated into all uses.
16156 2009-05-19 Ben Elliston <bje@au.ibm.com>
16158 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16161 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16163 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16164 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16165 (TARGET_LEGITIMATE_ADDRESS_P): New.
16166 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16167 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16169 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16172 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16173 child of the containing namespace's DIE.
16175 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16177 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16178 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16179 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16182 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16185 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16186 gen_align with gen_pad.
16187 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16188 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16190 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16191 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16193 * config/i386/i386.md (align): Renamed to ...
16194 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16195 ASM_OUTPUT_MAX_SKIP_PAD.
16197 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16199 * config.gcc: Fix variable syntax.
16202 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16203 before calling exact_log2.
16204 (output_iorsi3): Likewise.
16205 (output_xorsi3): Likewise.
16207 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16209 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16210 for the none zero constant operand except for EQ and NE
16211 comprisons even when the first operand is R0.
16213 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16215 * config/s390/2064.md: Remove trailing whitespaces.
16216 * config/s390/2084.md: Likewise.
16217 * config/s390/constraints.md: Likewise.
16218 * config/s390/fixdfdi.h: Likewise.
16219 * config/s390/libgcc-glibc.ver: Likewise.
16220 * config/s390/s390-modes.def: Likewise.
16221 * config/s390/s390-protos.h: Likewise.
16222 * config/s390/s390.c: Likewise.
16223 * config/s390/s390.h: Likewise.
16224 * config/s390/s390.md: Likewise.
16225 * config/s390/tpf-unwind.h: Likewise.
16227 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16229 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16231 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16234 * configure.ac (m68k-*-*): Check if binutils support TLS.
16235 * configure: Regenerate.
16236 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16237 * config/m68k/constraints.md (Cu): New constraint.
16238 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16239 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16240 (movsi): Handle TLS symbols.
16241 (addsi3_5200): Handle XTLS symbols, indent.
16242 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16243 (m68k_tls_reference_p): Declare.
16244 (m68k_legitimize_address): Declare.
16245 (m68k_unwrap_symbol): Declare.
16246 * config/m68k/m68k.opt (mxtls): New option.
16247 * config/m68k/m68k.c (ggc.h): Include.
16248 (m68k_output_dwarf_dtprel): Implement hook.
16249 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16250 (m68k_expand_prologue): Load GOT pointer when function needs it.
16251 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16252 (m68k_legitimate_constant_address_p): Same.
16253 (m68k_decompose_address): Handle TLS references.
16254 (m68k_get_gp): New static function.
16255 (enum m68k_reloc): New contants.
16256 (TLS_RELOC_P): New macro.
16257 (m68k_wrap_symbol): New static function.
16258 (m68k_unwrap_symbol): New function.
16259 (m68k_final_prescan_insn_1): New static function.
16260 (m68k_final_prescan_insn): New function.
16261 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16263 (legitimize_pic_address): Handle TLS references..
16264 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16265 (m68k_libcall_value_in_a0_p)
16266 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16267 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16268 (m68k_legitimize_tls_address): Handle TLS references.
16269 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16271 (m68k_legitimize_address): Handle TLS symbols.
16272 (m68k_get_reloc_decoration): New static function.
16273 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16275 (m68k_output_dwarf_dtprel): Implement hook.
16276 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16277 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16278 m68k_call_* routines.
16279 (sched_attr_op_type): Handle TLS symbols.
16280 (gt-m68k.h): Include.
16281 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16282 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16284 2009-05-18 Martin Jambor <mjambor@suse.cz>
16286 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16287 (visit_store_addr_for_mod_analysis): New function.
16288 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16289 (determine_cst_member_ptr): Use gimple_assign_single_p.
16290 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16291 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16292 operands. Don't check number of operands of a NOP_EXPR.
16294 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16296 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16298 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16301 * c-common.c (warn_logical_operator): Don't warn if one of
16302 expression isn't always true or false.
16304 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16306 * config/i386/biarch32.h: New file.
16307 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16309 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16311 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16312 *zero_extend<mode>_truncqi): Merge these into ...
16313 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16314 Name the pattern following this as *zero_extendhi_truncqi.
16316 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16318 PR middle-end/39301
16319 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16320 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16321 (output_info): Make field HOST_WIDEST_INT.
16322 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16323 (dump_bitmat_statistics): Same.
16325 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16327 * config.gcc (use_gcc_stdint): Set to wrap.
16328 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16329 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16330 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16331 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16332 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16333 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16334 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16335 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16337 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16339 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16341 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16342 Move definitions earlier.
16343 (OPT_ARCH64, OPT_ARCH32): Define.
16344 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16347 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16350 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16353 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16355 * arm.md (movdi2): Copy non-reg values to DImode registers.
16357 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16360 * final.c (label_to_max_skip): New function.
16361 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16362 CODE_LABEL_NUMBER <= max_labelno.
16363 * output.h (label_to_max_skip): New prototype.
16364 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16365 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16366 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16367 Handle CODE_LABELs with >= 16 byte alignment or with
16368 max_skip == (1 << align) - 1.
16369 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16370 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16373 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16374 .p2align 3 if MAX_SKIP is smaller than 7.
16375 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16377 2009-05-15 Ian Lance Taylor <iant@google.com>
16379 * alias.c (struct alias_set_entry_d): Rename from struct
16380 alias_set_entry. Change all uses.
16381 * except.c (struct call_site_record_d): Rename from struct
16382 call_site_record. Change all uses.
16383 * except.h (struct eh_region_d): Rename from struct eh_region.
16385 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16387 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16388 ivtype_map_elt. Change all uses.
16389 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16391 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16392 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16394 (struct sese_d): Rename from struct sese. Change all uses.
16395 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16396 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16397 * optabs.h (struct optab_d): Rename from struct optab. Change all
16399 (struct convert_optab_d): Rename from struct convert_optab.
16401 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16402 ipa_opt_pass. Change all uses.
16403 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16406 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16407 defined as a typedef.
16408 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16411 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16414 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16416 (merge_ranges): Returns bool.
16417 * tree.h (make_range): .. to here.
16418 (build_range_check): Likewise.
16419 (merge_ranges): Likewise. Renamed from merge_ranges.
16420 * c-typeck.c (parser_build_binary_op): Update calls to
16421 warn_logical_operator.
16422 * c-common.c (warn_logical_operator): Add new warning.
16423 * c-common.h (warn_logical_operator): Update declaration.
16425 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16427 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16429 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16431 * doc/install.texi: Document MPC requirements, flags etc.
16433 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16434 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16435 Evaluate constant arguments.
16436 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16437 (fold_builtin_1): Likewise, also evaluate constant arguments.
16438 Remove superfluous break.
16439 (do_mpc_ckconv): New.
16440 * real.h: Include mpc.h.
16441 * toplev.c (print_version): Output MPC version info if available.
16443 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16445 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16447 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16449 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16452 2009-05-15 Jan Hubicka <jh@suse.cz>
16454 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16455 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16456 (try_inline): Fix return value.
16457 (cgraph_decide_inlining_incrementally): Honor new value.
16458 (cgraph_early_inlining): Handle indirect inlining.
16459 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16461 2009-05-15 Jan Hubicka <jh@suse.cz>
16463 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16464 * cgraphunit.c (cgraph_finalize_function): Set it.
16465 (cgraph_expand_function): Use it.
16467 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16469 * real.c (encode_ieee_half): Define.
16470 (decode_ieee_half): Define.
16471 (ieee_half_format): Define.
16472 (arm_half_format): Define.
16473 * real.h (ieee_half_format): Declare.
16474 (arm_half_format): Declare.
16476 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16478 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16479 swapped, and reversed optabs exist before trying to use them.
16481 2009-05-15 Paul Brook <paul@codesourcery.com>
16482 Sandra Loosemore <sandra@codesourcery.com>
16484 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16485 loads. Allow PRE_DEC.
16486 (output_move_neon): Handle PRE_DEC.
16487 (arm_print_operand): Add 'A' for neon structure loads.
16488 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16489 * config/arm/neon.md (neon_mov): Update comment.
16490 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16492 (Um): New constraint.
16494 2009-05-15 Jan Hubicka <jh@suse.cz>
16496 Revert the following patch until testsuite fallout is fixed:
16497 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16498 * cgraph.h (struct inline_summary): New filed self_wize,
16499 size_inlining_benefit, self_time and time_inlining_benefit.
16500 (struct cgraph_global_info): Replace insns by time ans size fields.
16501 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16502 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16503 (ipcp_update_callgraph): Do not touch function bodies.
16504 * ipa-inline.c: Include except.h
16505 (MAX_TIME): New constant.
16506 (overall_insns): Remove
16507 (overall_size, max_benefit): New static variables.
16508 (cgraph_estimate_time_after_inlining): New function.
16509 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16510 (cgraph_clone_inlined_nodes): Update size.
16511 (cgraph_mark_inline_edge): Update size.
16512 (cgraph_estimate_growth): Use size info.
16513 (cgraph_check_inline_limits): Check size.
16514 (cgraph_default_inline_p): Likewise.
16515 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16516 (cgraph_decide_recursive_inlining): Check size.
16517 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16519 (cgraph_decide_inlining): Likewise.
16520 (cgraph_decide_inlining_incrementally): Likewise; honor
16521 PARAM_EARLY_INLINING_INSNS.
16522 (likely_eliminated_by_inlining_p): New predicate.
16523 (estimate_function_body_sizes): New function.
16524 (compute_inline_parameters): Use it.
16525 * except.c (must_not_throw_labels): New function.
16526 * except.h (must_not_throw_labels): Declare.
16527 * tree-inline.c (init_inline_once): Kill inlining_weigths
16528 * tree-ssa-structalias.c: Avoid uninitialized warning.
16529 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16530 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16531 (PARAM_INLINE_CALL_COST): Remove.
16532 (PARAM_EARLY_INLINING_INSNS): New.
16534 2009-05-15 Richard Guenther <rguenther@suse.de>
16536 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16537 not TODO_update_ssa.
16539 2009-05-15 Richard Guenther <rguenther@suse.de>
16541 PR tree-optimization/39999
16542 * gimple.h (gimple_expr_type): Use the expression type looking
16543 through useless conversions.
16544 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16545 (vn_nary_op_insert_stmt): Likewise.
16546 (simplify_binary_expression): Likewise.
16548 2009-05-15 Richard Guenther <rguenther@suse.de>
16550 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16551 New options, enabled by default.
16552 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16554 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16555 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16556 * tree-ssa-structalias.c (gate_tree_pta): New function.
16557 (pass_build_alias): Use it.
16559 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16561 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16562 recurse on an invariant address if a conversion from a pointer
16563 type to a wider integer type is involved.
16565 2009-05-15 Jan Hubicka <jh@suse.cz>
16567 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16568 * cgraph.h (struct inline_summary): New filed self_wize,
16569 size_inlining_benefit, self_time and time_inlining_benefit.
16570 (struct cgraph_global_info): Replace insns by time ans size fields.
16571 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16572 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16573 (ipcp_update_callgraph): Do not touch function bodies.
16574 * ipa-inline.c: Include except.h
16575 (MAX_TIME): New constant.
16576 (overall_insns): Remove
16577 (overall_size, max_benefit): New static variables.
16578 (cgraph_estimate_time_after_inlining): New function.
16579 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16580 (cgraph_clone_inlined_nodes): Update size.
16581 (cgraph_mark_inline_edge): Update size.
16582 (cgraph_estimate_growth): Use size info.
16583 (cgraph_check_inline_limits): Check size.
16584 (cgraph_default_inline_p): Likewise.
16585 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16586 (cgraph_decide_recursive_inlining): Check size.
16587 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16589 (cgraph_decide_inlining): Likewise.
16590 (cgraph_decide_inlining_incrementally): Likewise; honor
16591 PARAM_EARLY_INLINING_INSNS.
16592 (likely_eliminated_by_inlining_p): New predicate.
16593 (estimate_function_body_sizes): New function.
16594 (compute_inline_parameters): Use it.
16595 * except.c (must_not_throw_labels): New function.
16596 * except.h (must_not_throw_labels): Declare.
16597 * tree-inline.c (init_inline_once): Kill inlining_weigths
16598 * tree-ssa-structalias.c: Avoid uninitialized warning.
16599 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16600 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16601 (PARAM_INLINE_CALL_COST): Remove.
16602 (PARAM_EARLY_INLINING_INSNS): New.
16603 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16604 (inline-call-cost): Remove.
16605 (early-inlining-insns): New.
16607 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16609 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16611 (print_int_cst_bounds_in_octal_p): Likewise.
16612 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16614 * dwarf2out.c (base_type_die): Likewise.
16615 (is_subrange_type): Delete.
16616 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16617 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16618 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16619 if the destination type is boolean.
16620 (build_range_check): Do not special-case subtypes.
16621 (fold_sign_changed_comparison): Likewise.
16622 (fold_unary): Likewise.
16623 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16624 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16625 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16626 * tree.c (subrange_type_for_debug_p): New predicate based on the
16627 former is_subrange_type.
16628 * tree.h (subrange_type_for_debug_p): Declare.
16629 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16630 (convert_affine_scev): Remove call to above function.
16631 (chrec_convert_aggressive): Likewise.
16632 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16633 false for conversions involving subtypes.
16634 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16635 (vrp_val_min): Likewise.
16636 (needs_overflow_infinity): Likewise.
16637 (extract_range_from_unary_expr): Likewise.
16639 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16641 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16642 * config/frv/frv.c: Likewise.
16643 * config/s390/s390.c: Likewise.
16644 * config/sparc/sparc.h: Likewise.
16645 * config/i386/i386.h: Likewise.
16646 * config/i386/i386.c: Likewise.
16647 * config/crx/crx.c: Likewise.
16648 * config/m68hc11/m68hc11.h: Likewise.
16649 * config/iq2000/iq2000.c: Likewise.
16650 * config/mn10300/mn10300.h: Likewise.
16651 * config/mn10300/mn10300.c: Likewise.
16652 * config/m68k/m68k.c: Likewise.
16653 * config/rs6000/rs6000.c: Likewise.
16654 * config/rs6000/xcoff.h: Likewise.
16655 * config/rs6000/linux64.h: Likewise.
16656 * config/rs6000/sysv4.h: Likewise.
16657 * config/score/score3.c: Likewise.
16658 * config/score/score7.c: Likewise.
16659 * config/score/score.c: Likewise.
16660 * config/arm/arm.md: Likewise.
16661 * config/mips/mips.c: Likewise.
16662 * config/mips/mips.md: Likewise.
16663 * config/bfin/bfin.h: Likewise.
16664 * config/pa/pa.c: Likewise.
16665 * config/pa/constraints.md: Likewise.
16667 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16668 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16669 * config/pdp11/pdp11.h: Use memory_address_p instead.
16671 2009-05-14 Ian Lance Taylor <iant@google.com>
16673 * passes.c (finish_optimization_passes): Change i to int.
16674 * plugin.c (plugins_active_p): Change event to int.
16675 (dump_active_plugins): Likewise.
16676 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16678 * tree.c (tree_range_check_failed): Change c to unsigned int.
16679 (omp_clause_range_check_failed): Likewise.
16680 (build_common_builtin_nodes): Change mode to int. Add cast.
16681 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16682 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16684 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16685 ++ or -- with a variable of enum type.
16687 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16690 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16692 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16694 * store-motion.c: Do not include params.h
16695 * Makefile.in: Fix dependencies for various files.
16697 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16699 * auto-inc-dec.c: Fix pass description, remove apparent
16700 accidental duplication.
16702 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16704 PR middle-end/40147
16705 * ipa-utils.h (memory_identifier_string): Moved to ...
16706 * tree.h (memory_identifier_string): Here. Add GTY(()).
16708 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16710 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16711 in the former documentation of...
16712 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16713 * ira-conflicts.c (get_dup_num): Use address_operand.
16714 * targhooks.c (default_legitimate_address_p): New.
16715 * targhooks.h (default_legitimate_address_p): New.
16716 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16718 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16719 * target.h (struct target): Add legitimate_address_p.
16720 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16721 (TARGET_INITIALIZER): Include it.
16723 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16724 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16725 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16726 (TARGET_LEGITIMATE_ADDRESS_P): New.
16728 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16729 (REG_OK_STRICT_P): Delete.
16730 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16731 (frv_legitimate_address_p_1): ... this.
16732 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16733 (frv_legitimate_address_p_1): ... the renamed old
16734 frv_legitimate_address_p.
16735 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16736 (TARGET_LEGITIMATE_ADDRESS_P): New.
16738 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16739 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16740 * config/s390/s390.c (legitimate_address_p): Rename to...
16741 (s390_legitimate_address_p): ... this, make static.
16742 (legitimize_address): Adjust call.
16743 (TARGET_LEGITIMATE_ADDRESS_P): New.
16744 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16746 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16747 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16748 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16749 (TARGET_LEGITIMATE_ADDRESS_P): New.
16751 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16752 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16753 * config/spu/spu.c (spu_legitimate_address): Rename to...
16754 (spu_legitimate_address_p): ... this, make static.
16755 (TARGET_LEGITIMATE_ADDRESS_P): New.
16757 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16758 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16759 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16760 (sparc_legitimate_address_p): ... this, make static and return bool.
16761 (legitimize_address): Adjust call.
16762 (TARGET_LEGITIMATE_ADDRESS_P): New.
16764 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16765 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16766 * config/i386/i386.c (legitimate_address_p): Rename to...
16767 (ix86_legitimate_address_p): ... this, make static.
16768 (constant_address_p): Move after it, adjust call.
16769 (TARGET_LEGITIMATE_ADDRESS_P): New.
16771 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16772 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16773 * config/avr/avr.c (legitimate_address_p): Rename to...
16774 (avr_legitimate_address_p): ... this, make static.
16775 (legitimize_address): Adjust call.
16776 (TARGET_LEGITIMATE_ADDRESS_P): New.
16778 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16779 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16780 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16781 (TARGET_LEGITIMATE_ADDRESS_P): New.
16783 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16784 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16785 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16786 (TARGET_LEGITIMATE_ADDRESS_P): New.
16788 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16789 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16791 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16793 (TARGET_LEGITIMATE_ADDRESS_P): New.
16795 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16796 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16798 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16800 (m68hc11_legitimate_address_p): ... this, make static.
16801 (go_if_legitimate_address_internal): Rename to...
16802 (m68hc11_legitimate_address_p_1): ... this.
16803 (legitimize_address): Adjust call.
16804 (TARGET_LEGITIMATE_ADDRESS_P): New.
16806 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16807 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16808 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16809 (TARGET_LEGITIMATE_ADDRESS_P): New.
16811 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16812 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16813 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16814 (mn10300_legitimate_address_p): ... this, make static.
16815 (TARGET_LEGITIMATE_ADDRESS_P): New.
16817 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16818 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16819 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16820 (TARGET_LEGITIMATE_ADDRESS_P): New.
16822 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16823 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16824 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16825 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16826 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16827 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16828 (rs6000_legitimate_address_p): ... this, make static.
16829 (TARGET_LEGITIMATE_ADDRESS_P): New.
16830 (REG_MODE_OK_FOR_BASE_P): Delete.
16831 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16833 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16834 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16836 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16837 static, adjust types.
16838 (TARGET_LEGITIMATE_ADDRESS_P): New.
16840 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16841 * config/score/score.c (score_address_p): Rename to...
16842 (score_legitimate_address_p): ... this.
16843 (TARGET_LEGITIMATE_ADDRESS_P): New.
16844 * config/score/score3.c (score3_address_p): Rename to...
16845 (score3_legitimate_address_p): ... this.
16846 * config/score/score7.c (score7_address_p): Rename to...
16847 (score7_legitimate_address_p): ... this.
16849 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16850 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16851 GO_IF_LEGITIMATE_ADDRESS): Delete.
16852 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16853 thumb2_legitimate_address_p): Delete.
16854 (arm_legitimate_address_p): Rename to...
16855 (arm_legitimate_address_outer_p): ... this.
16856 * config/arm/constraints.md ("Uq"): Adjust call.
16857 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16858 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16860 (arm_legitimate_address_outer_p): ... this.
16861 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16863 (TARGET_LEGITIMATE_ADDRESS_P): New.
16865 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16866 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16867 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16868 (TARGET_LEGITIMATE_ADDRESS_P): New.
16870 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16871 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16872 * config/vax/vax.c (legitimate_address_p): Rename to...
16873 (vax_legitimate_address_p): ... this, make static.
16874 (TARGET_LEGITIMATE_ADDRESS_P): New.
16876 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16877 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16878 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16879 (TARGET_LEGITIMATE_ADDRESS_P): New.
16881 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16882 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16883 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16884 (mmix_legitimate_address_p): ... this, make static.
16885 (TARGET_LEGITIMATE_ADDRESS_P): New.
16887 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16888 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16889 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16890 (TARGET_LEGITIMATE_ADDRESS_P): New.
16892 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16894 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16895 of MODE_COMPLEX_INT.
16897 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16899 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16900 LCT_NORMAL in function call.
16901 * mips-tdump.c (print_file_desc): Add cast to enum type.
16902 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16903 (mark_stabs): Add casts to enum types.
16904 (parse_stabs_common): Add casts to enum types.
16906 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16908 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16909 Check for invalid values of LETTER.
16911 2009-05-13 Taras Glek <tglek@mozilla.com>
16913 * attribs.c (register_attribute): moved out attribute registration
16914 into register_attribute.
16915 * doc/plugins.texi: Documented register_attribute and
16917 * gcc-plugin.h: Added forward decl for register_attribute.
16918 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16919 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16920 PLUGIN_ATTRIBUTES boilerplate.
16922 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16924 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16925 values even in sentinel and empty entries.
16926 (ms_printf_flag_specs): Likewise.
16927 (ms_scanf_flag_specs): Likewise.
16928 (ms_strftime_flag_specs): Likewise.
16929 (ms_print_char_table): Likewise.
16930 (ms_scan_char_table): Likewise.
16931 (ms_time_char_table): Likewise.
16933 2009-05-13 Doug Kwan <dougkwan@google.com>
16935 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16937 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16939 * config/mips/mips.md (store): Add attributes for QI and HI.
16941 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16942 (truncdi<mode>2): ... this new pattern.
16944 2009-05-13 Brad Hards <bradh@kde.org>
16946 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16948 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16949 Ben Elliston <bje@au.ibm.com>
16951 PR middle-end/40035
16952 * dse.c (check_mem_read_rtx): Guard against width == -1.
16954 2009-05-13 Michael Matz <matz@suse.de>
16956 PR middle-end/39976
16957 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16958 (trivially_conflicts_p): New function.
16959 (insert_backedge_copies): Use it.
16961 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16963 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16964 (handle_stdc_pragma): Use new enum constant names.
16965 (handle_pragma_float_const_decimal64): Ditto.
16967 2009-05-13 Ian Lance Taylor <iant@google.com>
16969 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16972 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16974 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16975 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16977 * config/m68k/m68k.h (FL_UCLINUX): Define.
16979 2009-05-13 Jan Hubicka <jh@suse.cz>
16981 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16983 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16985 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16986 unless -fschedule-insns is specified.
16988 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16991 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16992 TARGET_EXPAND_CBRANCHDI4.
16993 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16994 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16995 (cmpeqdi): Fix comment.
16997 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16999 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17000 (sh_legitimate_address_p): Likewise.
17001 * config/sh/sh.c (sh_legitimate_index_p): New.
17002 (sh_legitimate_address_p): Likewise.
17003 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17004 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17005 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17006 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17007 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17008 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17009 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17010 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17011 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17013 2009-05-12 Jan Hubicka <jh@suse.cz>
17015 * tree-inline.c (estimate_operator_cost): Add operands;
17016 when division happens by constant, it is cheap.
17017 (estimate_num_insns): Loads and stores are not having cost of 0;
17018 EH magic stuff is cheap; when computing runtime cost of switch,
17019 use log2 base of amount of its cases; builtin_expect has cost of 0;
17020 compute cost for moving return value of call.
17021 (init_inline_once): Initialize time_based flags.
17022 * tree-inline.h (eni_weights_d): Add time_based flag.
17024 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17026 * df-core.c: Update head documentation.
17028 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17031 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17032 shadowing exisiting variable op1.
17034 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17037 * config/i386/driver-i386.c (processor_signatures): New enum.
17038 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17039 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17040 processor signature to detect geode processor.
17042 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17046 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17048 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17049 causes spurious differences between trunk and cond-optab branch.
17051 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17053 * dojump.c (compare_from_rtx): Delete.
17054 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17055 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17056 if the comparison does not satisfy the predicate; test predicates for
17057 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17058 further if one existing pattern fails.
17059 * expr.h (compare_from_rtx): Delete.
17060 (prepare_operand): Declare it.
17061 * optabs.c: Change "lib call" to "libcall" throughout.
17062 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17063 HAVE_conditional_trap, emit_cmp_insn): Delete.
17064 (can_compare_p): Delete cmp_optab case.
17065 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17066 Accept other parameters by value.
17067 (prepare_operand): Make non-static.
17068 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17069 other parameters by value. Try to widen operands here based on
17070 an optab_methods argument and looking at cbranch_optab.
17071 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17072 loop. Use cbranch_optab directly.
17073 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17074 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17076 (emit_conditional_move, emit_conditional_add): Inline what's needed
17077 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17078 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17079 with COMPARE. Move cmov_optab and cstore_optab above
17080 with cbranch_optab, move cmp_optab down with ucmp_optab,
17081 remove tst_otpab. Do not initialize trap_rtx.
17082 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17083 for trap code. Do not check HAVE_conditional_trap. Use
17084 prepare_cmp_insn. Accept no predicate for operand 3.
17085 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17086 (OTI_ctrap, ctrap_optab): New.
17087 (tst_optab): Delete.
17088 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17089 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17090 with lookup of ctrap_optab.
17091 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17093 (ctrap_optab): New.
17095 * combine.c (combine_simplify_rtx, simplify_set): Do not
17096 special case comparing against zero for cc0 machines.
17097 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17098 COMPARE on cc0 machines.
17099 (simplify_relational_operation): Return a new expression when
17100 a COMPARE could be removed.
17101 * final.c (final_scan_insn): Compare cc_status values
17102 against LHS of a (compare FOO (const_int 0)) cc0 source.
17103 Also check if cc_status.value is the full compare.
17105 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17106 (cstoreMM4): Document.
17107 (conditional_trap): Document ctrapMM4 instead.
17108 (sync_compare_and_swapMM): Refer to cbranchcc4.
17109 (Dependent Patterns): Eliminate obsolete information referring to
17110 the old jump optimization phase.
17111 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17112 of compares with 0 on cc0 machines.
17113 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17114 avoiding references to cc0. Remove text about storing operands
17116 * doc/tm.texi (Condition Codes): Include blurb on different
17117 condition code representations, separate into subsections for
17118 CC0, MODE_CC and conditional execution.
17120 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17121 alpha_emit_setcc): Accept operands and a machine mode.
17122 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17123 Get code/op0/op1 from operands, use machine mode argument
17124 instead of alpha_compare.fp_p. Emit the branch here.
17125 (alpha_emit_setcc): Likewise, and return boolean.
17126 (alpha_emit_conditional_move): Likewise. Assert that
17127 cmp_op_mode == cmp_mode, and simplify accordingly.
17128 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17129 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17130 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17132 (stack probe test): Use cbranchdi4.
17133 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17135 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17136 * config/arc/arc.h (movsicc, movsfcc): Use it.
17137 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17138 (cbranchsi4, cstoresi4): New.
17139 (cmpsi, bCC and sCC expanders): Remove.
17141 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17142 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17143 * config/arm/predicates.md (arm_comparison_operator): Only include
17144 floating-point operators if there is a hardware floating-point unit.
17145 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17146 deferring to cbranch_cc and cstore_cc respectively.
17147 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17148 cbranch_cc, cstore_cc): New.
17149 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17151 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17153 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17154 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17156 (adjust_insn_length): Adjust calls.
17157 (avr_reorg): Handle (compare (foo) (const_int 0)).
17158 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17159 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17160 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17161 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17163 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17164 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17166 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17167 (cbranchsi4, cstorebi4, cstoresi4): New.
17168 (movbisi): This insn is duplicate, split it to zero_extend.
17169 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17170 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17171 (bfin_optimize_loop): Use cbranch expander.
17172 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17173 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17174 (bfin_bimode_comparison_operator): ... this.
17175 (bfin_direct_comparison_operator): New.
17177 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17178 inside (compare FOO (const_int 0)).
17179 (cris_rtx_costs): Handle ZERO_EXTRACT.
17180 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17181 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17182 (*tstdi_v32): Delete.
17183 (*cmpdi_non_v32): Add M alternative for operand 1.
17184 (cmpsi, cmp<mode>): Make private.
17185 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17187 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17189 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17190 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17191 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17192 (cc_reg_operand): New.
17193 (any_cond): Delete.
17194 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17195 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17196 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17197 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17198 crx_expand_scond): Delete.
17200 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17202 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17203 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17205 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17206 cstoresi4, cstoresf4, cstoredf4): New.
17207 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17208 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17209 Receive the entire operands array.
17210 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17211 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17212 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17213 Get test/op0/op1 from the operands array.
17214 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17216 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17217 (h8300_expand_store): New.
17218 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17220 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17221 (h8300_expand_store): New.
17222 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17223 or do not try to produce (set (cc0) REG).
17224 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17225 change a compare into a move to a scratch register. Disable some
17226 peepholes when comparing with zero.
17227 (tstsi, tsthi, tstsi, cmpqi): Make private.
17229 (bCC, sCC): Delete.
17230 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17233 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17234 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17235 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17236 (ix86_emit_i387_log1p): Use cbranchxf2.
17237 (ix86_expand_setcc): Return void.
17238 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17239 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17240 cmp<MODEF>, cmpcc): Remove.
17241 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17242 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17243 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17244 (sCC and bCC expanders): Remove.
17245 (stack_protect_test): Use cbranchcc4.
17247 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17249 (ia64_expand_compare): Accept three rtx by reference and return void.
17250 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17251 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17252 from *expr. Update *expr with the BImode comparison to do.
17253 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17254 cmptf, bCC, sCC, conditional_trap): Delete.
17255 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17256 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17257 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17258 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17259 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17261 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17262 type of last argument.
17263 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17264 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17265 use machine mode argument instead of branch_type. Remove dead
17266 code for floating-point comparisons.
17267 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17268 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17270 (cbranchsi4, cstoresi4): New.
17271 * config/iq2000/predicates.md (reg_or_const_operand): New.
17273 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17274 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17275 (b<code>_op): Rewrite to...
17276 (bcc_op): ... this, using match_operator.
17277 (s<code>_op): Rewrite to...
17278 (scc_op): ... this, using match_operator.
17279 (s<code>_24_op): Rewrite to...
17280 (scc_op_24): ... this, using match_operator.
17281 (s<code>_<mode>): Rewrite to...
17282 (cstore<mode>4): ... this, using match_operator.
17283 (s<code>_<mode>_24): Rewrite to...
17284 (cstore<mode>4_24): ... this, using match_operator.
17285 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17286 m32c_unpend_compare, m32c_expand_scc): Delete.
17287 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17288 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17289 (m32c_expand_movcc): Change NE to EQ if necessary.
17290 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17292 * config/m32r/m32r-protos.h (gen_cond_store): New.
17293 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17294 (gen_cond_store): New, from sCC patterns.
17295 (m32r_expand_block_move): Use cbranchsi4.
17296 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17297 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17298 (cbranchsi4, cstoresi4): New.
17300 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17302 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17303 (m68hc11_notice_update_cc): Look into a compare with 0.
17304 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17306 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17307 cmphi, cmpqi, bCC): Delete.
17308 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17309 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17310 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17313 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17314 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17315 * config/m68k/constraints.md (H): New.
17316 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17317 the define_insn below.
17318 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17319 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17320 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17321 patterns): Wrap RHS with COMPARE.
17322 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17323 (*cmpdi_internal): Name this pattern.
17324 (cmpdi): Change to define_insn.
17325 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17326 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17327 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17329 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17330 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17331 (conditional_trap): Change to...
17332 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17333 (*conditional_trap): Use the ordered_comparison_operator and
17334 const1_operand predicates.
17335 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17336 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17337 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17338 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17340 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17341 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17342 (mcore_gen_compare): New.
17343 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17344 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17345 (mcore_gen_compare): ... this.
17346 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17347 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17348 (stack probe pattern): Use cbranchsi4.
17350 * config/mips/predicates.md (mips_cstore_operator): New.
17351 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17352 * config/mips/mips.md (any_cond): Delete.
17353 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17355 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17356 fixuns_truncsfdi2): Use cbranch patterns.
17357 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17358 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17359 Adjust call to mips_expand_conditional_branch.
17360 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17362 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17363 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17364 * config/mips/mips.c (cmp_operands): Delete.
17365 (mips_emit_compare): Get comparison operands from *op0/*op1.
17366 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17367 that it succeeds. Use op0/op1 instead of cmp_operands.
17368 (mips_expand_conditional_branch, mips_expand_conditional_move,
17369 mips_expand_conditional_trap): Likewise.
17370 (mips_block_move_loop): Use cbranch patterns.
17371 * config/mips/mips.h (cmp_operands): Delete.
17373 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17374 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17375 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17376 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17377 (*cmpcc_folded): Rename to...
17378 (*cmpdi_folded): this.
17379 (*cmpcc): Rename to...
17381 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17384 (cbranchdf4): New. Handle invalid comparisons here.
17385 * config/mmix/predicates.md (float_comparison_operator): New.
17387 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17388 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17389 * config/mn10300/mn10300.md (tst): Delete.
17390 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17391 Name these patterns and wrap RHS in a compare.
17392 (*cmpsi): Make this pattern private. Include tst.
17393 (*cmpsf): Make this pattern private.
17394 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17395 (compare with zero peepholes): Likewise.
17397 (cbranchsi4, cbranchsf4): New.
17398 (casesi): Use cbranchsi4.
17400 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17401 hppa_branch_type): Delete.
17402 (return_addr_rtx): Use cbranchsi4.
17403 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17404 Emit CCFPmode comparison here.
17405 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17406 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17407 hppa_branch_type): Delete.
17408 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17409 (movsicc, movdicc): Remove references to hppa_compare_op0,
17410 hppa_compare_op1 and compare_from_rtx.
17411 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17412 (casesi): Use cbranchsi4.
17414 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17415 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17416 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17417 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17418 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17420 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17421 (*branch, *branch_inverted): New.
17423 * config/picochip/picochip.md (cbranchhi4): Use
17424 ordered_comparison_operator.
17425 (cmphi, bCC): Remove.
17427 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17428 (trap_comparison_operator): Delete.
17429 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17430 rs6000_emit_cbranch): Accept mode and operands.
17431 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17432 rs6000_compare_fp_p): Delete.
17433 (rs6000_generate_compare): Accept mode and comparison. Extract code
17434 and op0/op1 from there. Replace references to rs6000_compare_op0
17435 and rs6000_compare_op1.
17436 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17437 extract result from passed operands.
17438 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17439 extract loc from passed operands.
17440 (rs6000_emit_cmove): Likewise.
17441 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17442 rs6000_compare_fp_p): Delete.
17443 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17444 (cbranch<GPR>4, cbranch<FP>4): New.
17445 (cstore<mode>4): New. Consolidate here all choices about when to use
17446 portable or specialized sCC sequences.
17447 (stack_protect_test): Use cbranchsi4.
17448 (conditional_trap): Replace with ctrap<GPR>4.
17449 (conditional trap insn): Replace trap_comparison_operator with
17450 ordered_comparison_operator.
17452 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17453 (s390_emit_prologue): Use ctrap.
17454 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17455 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17456 New predicates replacing...
17457 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17458 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17459 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17460 (add<mode>cc): Do not use s390_compare_op0/op1.
17461 (s<code>): Change to...
17462 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17463 (seq): Change to...
17464 (cstorecc4): ... this. Handle EQ or NE equally.
17465 (*sne): Un-privatize for use in cstorecc4.
17466 (b<code>): Change to...
17467 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17468 (conditional_trap): Replace with...
17469 (ctrap<GPR>4, ctrap<FP>4): ... these.
17470 (stack_protect): Use cbranchcc4.
17472 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17473 * config/score/score-protos.h (score_gen_cmp): Delete.
17474 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17475 (score_block_move-loop): Use cbranchsi4.
17476 * config/score/score.md (cbranchsi4): New.
17477 (cmpsi, bCC): Delete.
17478 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17479 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17480 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17481 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17482 * config/score/score3.h (score3_gen_cmp): Delete.
17483 * config/score/score7.h (score7_gen_cmp): Delete.
17485 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17486 (sh_emit_scc_to_t): ... this. Return void.
17487 (from_compare): Rename to...
17488 (sh_emit_compare_and_branch): ... this.
17489 (sh_emit_compare_and_set): New.
17490 (sh_expand_t_scc): Accept operands.
17491 * config/sh/predicates.md (sh_float_comparison_operator): New.
17492 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17493 (prepare_scc_operands): Rename to...
17494 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17496 (sh_emit_cheap_store_flag): New.
17497 (sh_emit_set_t_insn): New.
17498 (from_compare): Rename to...
17499 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17500 handling of TARGET_SH2E floating point to avoid recursive call.
17501 Generate branch here.
17502 (sh_emit_compare_and_set): New.
17503 (sh_expand_t_scc): Get op0/op1 from arguments.
17504 (sh_emit_cheap_store_flag): New.
17505 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17507 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17508 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17509 (movsicc, movdicc): Do nothing when it recreated operands from
17510 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17511 prepare_scc_operands (now sh_emit_scc_to_t).
17512 (udivdi3): Use cstoresi4.
17513 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17514 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17515 (cbranchint4_media, cbranchfp4_media): New.
17516 (casesi): Use cbranchdi4.
17517 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17519 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17520 (movnegt): Remove second operand.
17521 (cbranchsf4, cbranchdf4): New.
17522 (stack_protect): Use cbranchdi4/cbranchsi4.
17524 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17525 (gen_compare_reg): Accept comparison, extract part of it to...
17526 (gen_compare_reg_1): ... this.
17527 (gen_compare_operator): Delete.
17528 (gen_v9_scc): Accept separate destination, comparison code and arms.
17529 Do not use sparc_compare_op0/sparc_compare_op1.
17530 (emit_scc_insn, emit_conditional_branch_insn): New.
17531 (emit_v9_brxx): Make static. Remove useless assertion.
17532 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17534 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17535 * config/sparc/sparc-protos.h (gen_compare_reg,
17536 sparc_emit_float_lib_cmp): Adjust prototype.
17537 (emit_scc_insn, emit_conditional_branch_insn): New.
17538 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17539 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17540 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17541 iterators to the top.
17542 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17543 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17544 snedi_special_trunc): Delete.
17545 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17546 and snedi_special_trunc.
17547 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17548 cbranchdi4, cbranch<F:mode>4): New.
17549 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17550 here. Use gen_compare_reg instead of gen_compare_operator.
17551 (conditional_trap): Replace with...
17552 (ctrapsi4, ctrapdi4): ... this.
17553 (stack_protect_test): Use cbranchcc4.
17555 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17557 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17558 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17559 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17560 from operands[0] or operands[3] depending on is_set.
17561 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17562 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17563 cmpdf, bCC), sCC: Remove.
17564 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17565 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17567 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17568 spu_emit_branch_or_set.
17570 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17572 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17573 xstormy16_compare_op1): Delete.
17574 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17575 xstormy16_compare_op1): Delete.
17576 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17578 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17579 (cmphi, cmpsi, bCC): Remove.
17581 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17582 (*cmpsi): ... this one.
17583 (cbranchsi4, cstoresi4): New.
17584 (bCC expanders): Delete.
17585 (sCC insns): Fold into...
17586 (*setcc): ... this one.
17587 (casesi): Do not use gen_cmpsi and gen_bgtu.
17588 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17589 (movsicc): Simplify.
17590 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17592 * config/vax/vax-protos.h (cond_name): New.
17593 (vax_output_conditional_branch): Remove.
17594 * config/vax/vax.c (cond_name): New.
17595 (vax_output_conditional_branch): Remove.
17596 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17597 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17598 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17599 (bit<VAXint>): Wrap source with (compare).
17600 (b<code> and following unnamed pattern): Rename to *branch and
17601 *branch_reversed. Change macroization to match_operator.
17602 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17604 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17605 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17606 Change last argument to machine_mode.
17607 (xtensa_expand_scc): Add machine_mode argument.
17608 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17609 (gen_conditional_move, xtensa_expand_conditional_branch,
17610 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17611 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17612 Adjust operand numbers.
17613 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17615 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17616 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17617 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17619 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17621 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17622 causes spurious differences between trunk and cond-optab branch.
17624 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17627 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17629 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17631 * tree.c (iterative_hash_pointer): Delete.
17632 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17633 Hash UIDs and versions of SSA names. Don't special-case built-in
17634 function declarations.
17636 2009-05-11 Ian Lance Taylor <iant@google.com>
17639 * graphite.c: Force -Wc++-compat to only be a warning before
17640 #including "cloog/cloog.h".
17642 2009-05-11 Martin Jambor <mjambor@suse.cz>
17644 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17646 2009-05-11 Jan Hubicka <jh@suse.cz>
17648 * tree-ssa-loop-ivcanon.c: Include target.h
17649 (struct loop_size): new structure.
17650 (constant_after_peeling): New predicate.
17651 (tree_estimate_loop_size): New function.
17652 (estimated_unrolled_size): Rewrite for new estimates.
17653 (try_unroll_loop_completely): Use new estimates.
17654 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17656 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17658 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17659 libcpp interface change.
17660 (spu_macro_to_expand): Likewise.
17662 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17664 PR tree-optimization/40026
17665 * gimplify.c (gimplify_init_constructor): Change initial conditional
17666 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17667 optimize_compound_literals_in_ctor.
17669 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17671 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17673 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17675 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17677 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17678 HOST_WIDE_INT for gap.
17680 2009-05-11 Ira Rosen <irar@il.ibm.com>
17682 PR tree-optimization/40074
17683 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17684 account in group size and step comparison.
17686 2009-05-11 Richard Guenther <rguenther@suse.de>
17688 * passes.c (init_optimization_passes): Strip now incorrect comment.
17689 (execute_function_todo): Do not set PROP_alias.
17690 * tree-pass.h (PROP_alias): Remove.
17691 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17692 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17693 * tree-nrv.c (pass_return_slot): Likewise.
17694 * tree-object-size.c (pass_object_sizes): Likewise.
17695 * tree-ssa-dom.c (pass_dominator): Likewise.
17696 (pass_phi_only_cprop): Likewise.
17697 * tree-ssa-dse.c (pass_dse): Likewise.
17698 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17699 (pass_cselim): Likewise.
17700 * tree-ssa-pre.c (pass_pre): Likewise.
17701 (pass_fre): Likewise.
17702 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17703 * tree-ssa-sink.c (pass_sink_code): Likewise.
17704 * tree-stdarg.c (pass_stdarg): Likewise.
17705 * tree-tailcall.c (pass_tail_calls): Likewise.
17706 * tree-vrp.c (pass_vrp): Likewise.
17708 2009-05-10 Ian Lance Taylor <iant@google.com>
17710 * basic-block.h (enum profile_status): Break out of struct
17711 control_flow_graph.
17712 * cgraph.h (struct inline_summary): Break out of struct
17714 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17715 of struct cgraph_order_sort.
17716 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17717 * cse.c (struct branch_path): Break out of struct
17718 cse_basic_block_data.
17719 * except.h (enum eh_region_type): Break out of struct eh_region.
17720 * gcc.c (enum add_del): Break out of struct modify_target.
17721 * genrecog.c (enum decision_type): Break out of struct decision_test.
17722 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17724 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17725 * regmove.c (enum match_use): New enum, broken out of struct match.
17726 * sched-int.h (enum post_call_group): New enum, broken out of
17728 (struct deps_reg): Break out of struct deps.
17729 * target.h (struct asm_int_op): Break out of struct gcc_target.
17730 * tree-eh.c (struct goto_queue_node): Break out of struct
17732 * tree-inline.h (enum copy_body_cge_which): Break out of
17734 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17736 * c-decl.c (in_struct, struct_types): New static variables.
17737 (pushtag): Add loc parameter. Change all callers.
17738 (lookup_tag): Add ploc parameter. Change all callers.
17739 (check_compound_literal_type): New function.
17740 (parser_xref_tag): Add loc parameter. Change all callers. If
17741 -Wc++-compat, warn about struct/union/enum types defined within a
17743 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17744 and loc parameters. Change all callers. Change error calls to
17745 error_at, using loc. For a redefinition, if the location of the
17746 original definition is known, report it. Set in_struct and
17747 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17748 (finish_struct): Add new parameters enclosing_in_struct and
17749 enclosing_struct_types. Change all callers. Set
17750 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17751 in the struct. If in a struct, add this struct to struct_types.
17752 (start_enum): Add loc parameter. Change all callers. Use
17753 error_at for errors, using loc. For a redefinition, if the
17754 location of the original definition is known, report it. If in a
17755 struct, add this enum type to struct_types. If -Wc++-compat warn
17756 if in sizeof, typeof, or alignof.
17757 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17758 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17759 (c_parser_enum_specifier): Get enum location for start_enum.
17760 (c_parser_struct_or_union_specifier): Get struct location for
17761 start_struct. Save in_struct and struct_types status between
17762 start_struct and finish_struct.
17763 (c_parser_cast_expression): Get location of cast.
17764 (c_parser_alignof_expression): Get location of type.
17765 (c_parser_postfix_expression): Likewise.
17766 (c_parser_postfix_expression_after_paren_type): Add type_loc
17767 parameter. Change all callers. Call check_compound_literal_type.
17768 Use type_loc for error about variable size type.
17769 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17770 of an enum constant from an enum type defined in a struct or union.
17771 (c_cast_expr): Add loc parameter. Change all callers. If
17772 -Wc++-compat, warn about defining a type in a cast.
17773 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17774 (start_enum, start_struct, finish_struct): Update declarations.
17775 (parser_xref_tag, c_cast_expr): Update declarations.
17776 (check_compound_literal_type): Declare.
17778 2009-05-11 Ben Elliston <bje@au.ibm.com>
17780 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17781 for recent libcpp interface change.
17782 (rs6000_macro_to_expand): Likewise.
17784 2009-05-10 Michael Matz <matz@suse.de>
17787 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17788 not at entry of function.
17790 2009-05-10 Richard Guenther <rguenther@suse.de>
17792 PR tree-optimization/40081
17794 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17795 using the main variant of the element type. Do not fiddle with
17796 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17798 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17799 structs with volatile fields.
17801 2009-05-10 Jan Hubicka <jh@suse.cz>
17803 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17804 (estimate_move_cost): Assert that it does not get called for
17806 (estimate_num_insns): Skip VOID types in argument handling.
17807 (optimize_inline_calls): Delete unreachable blocks and verify that
17808 callgraph is valid.
17810 2009-05-10 Jan Hubicka <jh@suse.cz>
17812 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17813 * cgraph.c (cgraph_mark_address_taken_node): New function.
17814 (dump_cgraph_node): Dump new flag.
17815 * cgraph.h (struct cgraph_node): Add address_taken.
17816 (cgraph_mark_address_taken_node): New function.
17817 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17818 since new direct calls can be born.
17820 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17822 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17823 tok->val.node.node.
17825 2009-05-10 Jan Hubicka <jh@suse.cz>
17827 PR middle-end/40084
17828 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17830 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17831 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17832 * tree-inline.c (copy_bb): Set frequency correctly.
17833 (fold_marked_statements): Update call to
17834 cgraph_update_edges_for_call_stmt.
17836 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17838 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17839 identifiers in diagnostics.
17840 * config/arm/arm.c (arm_handle_fndecl_attribute,
17841 arm_handle_isr_attribute): Likewise.
17842 * config/avr/avr.c (avr_handle_progmem_attribute,
17843 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17844 * config/bfin/bfin.c (handle_int_attribute,
17845 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17846 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17847 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17849 * config/darwin.c (darwin_handle_kext_attribute,
17850 darwin_handle_weak_import_attribute): Likewise.
17851 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17852 h8300_handle_eightbit_data_attribute,
17853 h8300_handle_tiny_data_attribute): Likewise.
17854 * config/i386/i386.c (ix86_handle_cconv_attribute,
17855 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17856 * config/i386/winnt.c (ix86_handle_shared_attribute,
17857 ix86_handle_selectany_attribute): Likewise.
17858 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17859 * config/m32c/m32c.c (function_vector_handler): Likewise.
17860 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17861 m68hc11_handle_fntype_attribute): Likewise.
17862 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17863 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17864 * config/mips/mips.c (mips_insert_attributes,
17865 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17866 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17867 rs6000_handle_struct_attribute): Likewise.
17868 * config/sh/sh.c (sh_insert_attributes,
17869 sh_handle_resbank_handler_attribute,
17870 sh_handle_interrupt_handler_attribute,
17871 sh2a_handle_function_vector_handler_attribute,
17872 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17874 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17875 * config/spu/spu.c (spu_handle_fndecl_attribute,
17876 spu_handle_vector_attribute): Likewise.
17877 * config/stormy16/stormy16.c
17878 (xstormy16_handle_interrupt_attribute): Likewise.
17879 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17880 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17882 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17884 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17885 (pp_translate_identifiers): New.
17886 (pp_identifier): Only conditionally translate identifier to locale
17888 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17889 (pp_base_tree_identifier): Only conditionally translate identifier
17890 to locale character set.
17891 * c-pretty-print.c (M_): Define.
17892 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17893 fragments for conditional translation with M_.
17894 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17895 identifier translation.
17897 2009-05-10 Richard Guenther <rguenther@suse.de>
17899 PR tree-optimization/40081
17900 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17901 using the main variant of the element type. Do not fiddle with
17902 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17904 2009-05-09 Jan Hubicka <jh@suse.cz>
17906 PR middle-end/40080
17907 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17908 indirect calls; verify cgraph afterwards.
17910 2009-05-09 Jan Hubicka <jh@suse.cz>
17913 * ipa.c (update_inlined_to_pointer): New function.
17914 (cgraph_remove_unreachable_nodes): Use it.
17916 2009-05-09 Jan Hubicka <jh@suse.cz>
17918 * tree-eh.c (struct leh_state): Remove prev_try.
17919 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17920 not track prev_try.
17921 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17922 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17923 remove_eh_handler_and_replace, foreach_reachable_handler,
17924 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17925 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17926 (gen_eh_region_cleanup): Update prototype.
17928 2009-05-09 Jan Hubicka <jh@suse.cz>
17930 PR middle-end/40043
17931 * except.c (copy_eh_region): Always set prev_try.
17932 (redirect_eh_edge_to_label): Find outer try.
17933 (foreach_reachable_handler): When looking for prev try
17934 handle case where previous try is not going to be taken.
17936 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17938 PR tree-optimization/40049
17939 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17940 only vector/vector shifts, convert the type of the constant to the
17941 appropriate type to avoid building incorrect trees, which
17942 eventually have problems with garbage collection.
17944 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17946 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17947 -1 for complex floating-point types if honoring signed zeros.
17949 2009-05-08 Jan Hubicka <jh@suse.cz>
17951 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17952 argument; handle correctly when profile is absent.
17953 (build_cgraph_edges): Update.
17954 (rebuild_cgraph_edges): Update.
17955 * cgraph.c: Do not include varray.h.
17956 (cgraph_set_call_stmt_including_clones): New function.
17957 (cgraph_create_edge_including_clones): Likewise
17958 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17959 (cgraph_update_edges_for_call_stmt): Handle clones.
17960 (cgraph_remove_node): Handle clone tree.
17961 (cgraph_remove_node_and_inline_clones): New function.
17962 (dump_cgraph_node): Dump clone tree.
17963 (cgraph_clone_node): Handle clone tree.
17964 (clone_function_name): Bring here from tree-inline.c.
17965 (cgraph_create_virtual_clone): New function.
17966 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17967 (cgraph_clone_info): New function.
17968 (strut cgraph_node): Add clone_info and new clone tree pointers.
17969 (cgraph_remove_node_and_inline_clones,
17970 cgraph_set_call_stmt_including_clones,
17971 cgraph_create_edge_including_clones,
17972 cgraph_create_virtual_clone): Declare.
17973 (cgraph_function_versioning): Use VEC argument.
17974 (compute_call_stmt_bb_frequency): Update prototype.
17975 (cgraph_materialize_all_clones): New function.
17976 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17977 (ipcp_create_replace_map): Update to VECtors.
17978 (ipcp_update_callgraph): Use virtual clones.
17979 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17980 (ipcp_update_profiling): Do not update local profiling.
17981 (ipcp_insert_stage): Use VECtors and virtual clones.
17982 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17983 (clone_of_p): New function.
17984 (cgraph_preserve_function_body_p): Use clone tree.
17985 (cgraph_optimize): Materialize clones.
17986 (cgraph_function_versioning): Update for VECtors.
17987 (save_inline_function_body): Use clone tree.
17988 (cgraph_materialize_clone): New function.
17989 (cgraph_materialize_all_clones): Likewise.
17990 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17991 * ipa.c: Include gimple.h.
17992 (cgraph_remove_unreachable_nodes): Use clone tree.
17993 * ipa-prop.c (ipa_note_param_call): Update call to
17994 compute_call_stmt_bb_frequencycall.
17995 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17996 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17997 (copy_bb): Handle updating of clone tree; add new edge when new call
17999 (expand_call_inline): Be strict about every call having edge.
18000 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18001 (delete_unreachable_blocks_update_callgraph): New function.
18002 (tree_function_versioning): Use VECtors; always remove unreachable
18003 blocks and fold conditionals.
18004 * tree-inline.h: Do not include varray.h.
18005 (tree_function_versioning): Remove.
18006 * Makefile.in (GTFILES): Remove tree-inline.c
18007 * passes.c (do_per_function): Do only functions having body.
18008 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18011 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18012 Andrew Morrow <acm@google.com>
18015 * c-common.c (c_common_attribute_table): Permit deprecated
18016 attribute to take an optional argument.
18017 (handle_deprecated_attribute): If the optional argument to
18018 __attribute__((deprecated)) is not a string ignore the attribute
18019 and emit a warning.
18021 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18022 * c-typeck.c (build_component_ref): Likewise.
18023 (build_external_ref): Likewise.
18025 * toplev.c (warn_deprecated_use): Add an attribute argument.
18026 Emit the message associated with __attribute__((deprecated)).
18028 * toplev.h (warn_deprecated_use): Updated.
18030 * doc/extend.texi: Document new optional parameter to
18031 __attribute__((deprecated))
18033 2009-05-08 Michael Eager <eager@eagercon.com>
18035 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18036 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18038 2009-05-08 Richard Guenther <rguenther@suse.de>
18040 PR tree-optimization/40062
18041 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18042 Avoid exponential behavior.
18044 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18046 PR rtl-optimization/33928
18048 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18049 process_uses, build_single_def_use_links): New.
18050 (update_df): Update use_def_ref.
18051 (forward_propagate_into): Use get_def_for_use instead of use-def
18053 (fwprop_init): Call build_single_def_use_links and let it initialize
18055 (fwprop_done): Free use_def_ref.
18056 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18057 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18058 df_rd_simulate_one_insn): New.
18059 (df_rd_bb_local_compute_process_def): Update head comment.
18060 (df_chain_create_bb): Use the new RD simulation functions.
18061 * df.h (df_rd_simulate_artificial_defs_at_top,
18062 df_rd_simulate_one_insn): New.
18063 * opts.c (decode_options): Enable fwprop at -O1.
18064 * doc/invoke.texi (-fforward-propagate): Document this.
18066 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18069 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18070 and one complex operand specially.
18071 * tree-complex.c (some_nonzerop): Do not identify a real value as
18072 zero if flag_signed_zeros.
18074 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18076 PR rtl-optimization/33928
18077 * loop-invariant.c (record_use): Fix && vs. || mishap.
18079 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18081 PR rtl-optimization/33928
18082 * loop-invariant.c (struct use): Add addr_use_p.
18083 (struct def): Add n_addr_uses.
18084 (struct invariant): Add cheap_address.
18085 (create_new_invariant): Set cheap_address.
18086 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18087 (record_uses): Pass df_ref to record_use.
18088 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18091 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18093 * config/sh/sh.c: Do not include c-pragma.h.
18095 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18097 * config/spu/spu.c: Remove include of c-common.h.
18099 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18102 * c-common.h (mark_valid_location_for_stdc_pragma,
18103 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18104 clear_float_const_decimal64, float_const_decimal64_p): New.
18105 * c.opt (Wunsuffixed-float-constants): New.
18106 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18107 unsuffixed float constant, handle new warning.
18108 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18109 * c-decl.c (c_scope): New flag float_const_decimal64.
18110 (set_float_const_decimal64, clear_float_const_decimal64,
18111 float_const_decimal64_p): New.
18112 (push_scope): Set new flag.
18113 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18114 to use STDC pragmas.
18115 (c_parser_external_declaration): Ditto.
18116 (c_parser_compound_statement_nostart): Ditto.
18117 * c-pragma.c (valid_location_for_stdc_pragma,
18118 mark_valid_location_for_stdc_pragma,
18119 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18120 handle_pragma_float_const_decimal64): New.
18121 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18122 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18123 set_float_const_decimal64, clear_float_const_decimal64,
18124 float_const_decimal64_p): New dummy functions.
18125 * doc/extend.texi (Decimal Float): Remove statement that the
18126 pragma, and suffix for double constants, are not supported.
18127 * doc/invoke.texi (Warning Options): List new option.
18128 (-Wunsuffixed-float-constants): New.
18130 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18132 * config/i386/i386.c: Do not include c-common.h.
18134 2009-05-07 Mark Heffernan <meheff@google.com>
18136 * doc/invoke.texi (Debugging Options): Document change of debugging
18138 * opts.c (decode_options): Make dump_base_name relative to
18139 aux_base_name directory.
18141 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18143 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18144 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18146 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18148 * Makefile.in (install-plugin): Simplify a bit.
18150 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18152 * Makefile.in (OBJS-common): Add regcprop.o.
18154 * timevar.def (TV_CPROP_REGISTERS): New.
18155 * regrename.c (regrename_optimize): Return 0.
18156 (rest_of_handle_regrename): Delete.
18157 (pass_rename_registers): Point to regrename_optimize.
18158 (struct value_data_entry, struct value_data,
18159 kill_value_one_regno, kill_value_regno, kill_value,
18160 set_value_regno, init_value_data, kill_clobbered_value,
18161 kill_set_value, kill_autoinc_value, copy_value,
18162 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18163 replace_oldest_value_reg, replace_oldest_value_addr,
18164 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18165 debug_value_data, validate_value_data): Move...
18166 * regcprop.c: ... here.
18167 (rest_of_handle_cprop): Delete.
18168 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18170 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18172 PR middle-end/40057
18173 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18174 GEN_INT for 1 << bitnum.
18175 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18176 build_int_cst_type.
18178 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18180 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18181 Remove wrong description of "nand" operation.
18183 2009-05-06 Richard Guenther <rguenther@suse.de>
18184 Adam Nemet <anemet@caviumnetworks.com>
18186 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18187 comment. Add that if LHS is not a gimple register, then RHS1 has
18188 to be a single object (GIMPLE_SINGLE_RHS).
18190 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18192 * expr.c (get_def_for_expr): Move it up in the file.
18193 (store_field): When expanding a bit-field store, look at the
18194 defining gimple stmt for the masking conversion.
18196 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18198 PR middle-end/39986
18199 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18200 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18201 32-bit memcpy into long.
18203 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18205 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18206 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18208 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18209 instead of appending DW_OP_deref*.
18211 2009-05-06 Michael Matz <matz@suse.de>
18213 PR middle-end/40021
18214 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18215 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18217 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18219 * Makefile.in (install-plugin): Fix srcdir handling.
18221 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18223 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18224 when processing for not_regs_needed bitmap.
18225 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18226 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18227 handling it for rhs.
18229 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18231 * config/i386/i386.md (unnamed inc/dec peephole): Use
18232 optimize_insn_for_size_p instead of optimize_size.
18233 * config/i386/predicates.md (incdec_operand): Likewise.
18234 (aligned_operand): Likewise.
18235 * config/i386/sse.md (divv8sf3): Likewise.
18236 (sqrtv8sf2): Likewise.
18238 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18240 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18242 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18244 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18246 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18247 ssemodesuffixf2c with avxmodesuffixf2c.
18249 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18252 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18254 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18256 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18257 (struct tree_base): Adjust spacing for 8 bit boundaries.
18258 (struct tree_decl_common): Add decl_by_reference_flag bit.
18259 (DECL_BY_REFERENCE): Adjust.
18260 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18261 print DECL_BY_REFERENCE bit.
18262 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18263 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18264 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18265 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18268 PR middle-end/39666
18269 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18270 range of the type, but default label is missing, add it with one
18271 of the existing labels instead of adding a new label for it.
18273 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18277 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18279 * Makefile.in (enable_plugin, plugin_includedir): New.
18280 (install): Depend on install-plugin.
18281 (PLUGIN_HEADERS): New.
18282 (install-plugin): New.
18283 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18285 2009-05-05 Richard Guenther <rguenther@suse.de>
18287 PR tree-optimization/40022
18288 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18290 (phivn_valid_p): Fix tuplification error, simplify.
18291 (phiprop_insert_phi): Add dumps.
18292 (propagate_with_phi): Simplify.
18294 2009-05-05 Richard Guenther <rguenther@suse.de>
18296 PR middle-end/40023
18297 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18299 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18301 * tree.h (strip_float_extensions): Remove duplicate declaration.
18302 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18303 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18304 block_ultimate_origin): Rearrange the declarations line to match the
18305 comment that indicates the .c file which the functions are defined.
18306 (dwarf2out_*, set_decl_rtl): Add comment.
18307 (get_base_address): Adjust comment.
18308 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18309 declarations line and add comment.
18310 (is_builtin_name): Add blank after function name, for clarity.
18312 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18314 * attribs.c (decl_attributes): Use %qE for identifiers in
18316 * cgraphunit.c (verify_cgraph_node): Translate function names to
18317 locale character set in diagnostics.
18318 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18320 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18321 Document that functions are named in UTF-8.
18322 * expr.c (expand_expr_real_1): Translate function names to locale
18323 character set in diagnostics.
18324 * gimplify.c (omp_notice_variable, omp_is_private,
18325 gimplify_scan_omp_clauses): Use %qE for identifiers in
18327 * langhooks.c (lhd_print_error_function): Translate function names
18328 to locale character set.
18329 * langhooks.h (decl_printable_name): Document that return value is
18330 in internal character set.
18331 * stmt.c: Include pretty-print.h
18332 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18334 (resolve_operand_name_1): Translate named operand name to locale
18336 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18338 * toplev.c (announce_function): Translate function names to locale
18340 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18341 (default_tree_printer): Use pp_identifier or translate identifiers
18342 to locale character set. Mark "<anonymous>" for translation.
18343 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18344 for identifiers in diagnostics.
18345 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18347 * varasm.c (output_constructor): Use %qE for identifiers in
18350 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18352 * configure.ac: use ` ` instead of $()
18353 * configure: Regenerate.
18355 2009-05-05 Ben Elliston <bje@au.ibm.com>
18357 * config/pa/linux-atomic.c: Eliminate conditional include of
18358 errno.h on non-LP64 systems to simplify build requirements.
18360 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18362 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18364 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18365 and pass value to identifier_to_locale.
18366 (warn_variable_length_array): Make name a tree.
18367 (grokdeclarator): Separate diagnostic texts for named and unnamed
18368 declarators. Use %qE for named declarators.
18369 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18371 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18372 identifiers in diagnostics.
18373 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18374 identifier_to_locale. Mark "anonymous" strings for translation.
18376 2009-05-04 Michael Eager <eager@eagercon.com>
18378 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18379 address for DImode/DFmode only if double-precision FP regs.
18381 2009-05-04 Michael Eager <eager@eagercon.com>
18383 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18384 TARGET_SINGLE_FLOAT check.
18386 2009-05-04 Michael Eager <eager@eagercon.com>
18388 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18390 2009-05-04 Michael Eager <eager@eagercon.com>
18392 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18393 * config/rs6000/t-xilinx: New
18395 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18397 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18398 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18399 * gcc/explow.c (memory_address): Use target hook.
18400 * gcc/targhooks.c (default_legitimize_address): New.
18401 * gcc/targhooks.h (default_legitimize_address): New.
18402 * gcc/target.h (legitimize_address): New.
18403 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18404 (TARGET_INITIALIZER): Include it.
18405 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18407 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18408 * config/bfin/bfin.c (legitimize_address): Remove.
18409 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18410 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18412 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18413 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18415 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18416 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18417 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18418 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18419 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18420 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18421 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18422 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18423 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18424 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18425 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18426 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18427 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18428 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18429 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18430 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18431 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18432 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18433 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18434 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18435 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18436 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18437 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18439 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18440 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18441 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18442 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18443 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18444 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18445 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18446 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18447 (thumb_legitimize_address): Delete.
18448 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18449 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18450 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18451 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18452 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18453 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18455 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18458 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18459 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18460 * config/m32r/m32r.c (m32r_legitimize_address): New.
18461 * config/m68k/m68k.c (m68k_legitimize_address): New.
18462 * config/score/score.c (score_legitimize_address): Standardize.
18463 * config/score/score3.c (score3_legitimize_address): Standardize.
18464 * config/score/score3.h (score3_legitimize_address): Adjust.
18465 * config/score/score7.c (score7_legitimize_address): Standardize.
18466 * config/score/score7.h (score7_legitimize_address): Adjust.
18467 * config/sh/sh.c (sh_legitimize_address): New.
18468 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18470 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18471 (s390_legitimize_address): ... this.
18472 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18473 (sparc_legitimize_address): ... this.
18474 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18475 (ix86_legitimize_address): ... this.
18476 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18477 (avr_legitimize_address): ... this.
18478 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18479 (mn10300_legitimize_address): ... this.
18480 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18481 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18482 (alpha_expand_mov): Adjust call.
18484 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18485 * config/spu/spu.c (spu_legitimize_address): Likewise.
18486 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18487 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18489 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18491 * intl.c (locale_encoding, locale_utf8): New.
18492 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18493 * intl.h (locale_encoding, locale_utf8): Declare.
18494 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18495 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18497 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18499 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18500 (pp_base_tree_identifier): Declare as function.
18501 (identifier_to_locale): Declare.
18502 * Makefile.in (pretty-print.o): Update dependencies.
18503 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18505 2009-05-04 Richard Guenther <rguenther@suse.de>
18507 PR middle-end/40015
18508 * builtins.c (fold_builtin_memory_op): Do not decay to element
18509 type if the size matches the whole array.
18511 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18513 * expmed.c (synth_mult): When trying out a shift, pass the result
18516 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18518 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18519 (shiftsub1_cost): New.
18520 (init_expmed): Compute shiftsub1_cost.
18521 (synth_mult): Optimize multiplications by constants of the form
18522 -(2^^m-1) for some constant positive integer m.
18524 2009-05-03 Richard Guenther <rguenther@suse.de>
18527 * c-typeck.c (array_to_pointer_conversion): Do not built
18528 ADDR_EXPRs of arrays of pointer-to-element type.
18529 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18530 up wrong ADDR_EXPRs after-the-fact.
18531 * c-common.c (strict_aliasing_warning): Strip pointer
18532 conversions for obtaining the original type.
18533 * builtins.c (fold_builtin_memset): Handle array types.
18534 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18537 2009-05-03 Richard Guenther <rguenther@suse.de>
18539 PR middle-end/23329
18540 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18541 Do not lose casts from array types with unknown extent to array
18542 types with known extent.
18543 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18544 alias set compatibility.
18546 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18548 * flags.h (extra_warnings): Delete.
18549 * toplev.c (process_options): Handle Wuninitialized here.
18550 * opts.c (extra_warnings): Delete.
18551 (set_Wextra): Delete.
18552 (common_handle_option): -Wextra can be handled automatically.
18553 * c-opts.c (c_common_handle_option): Delete obsolete code.
18554 (c_common_post_options): Simplify comment.
18555 * common.opt (W): Add Var.
18557 (Wuninitialized): Initialize to -1.
18559 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18560 Richard Guenther <rguenther@suse.de>
18562 * expr.c (get_def_for_expr): New function.
18563 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18564 SSA rather than trees.
18565 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18566 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18568 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18570 * c-common.c (reswords): Add _Imaginary.
18571 * c-common.c (enum rid): Add RID_IMAGINARY.
18573 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18575 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18576 Patch by Richard Guenther.
18578 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18580 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18581 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18582 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18583 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18584 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18585 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18586 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18587 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18588 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18589 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18590 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18591 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18592 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18593 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18594 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18595 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18596 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18597 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18599 2009-05-02 Richard Guenther <rguenther@suse.de>
18601 PR tree-optimization/39940
18602 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18605 2009-05-02 Richard Guenther <rguenther@suse.de>
18607 PR middle-end/40001
18608 * tree-ssa.c (execute_update_addresses_taken): Properly check
18609 if we can mark a variable DECL_GIMPLE_REG_P.
18610 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18611 back to the end of the function.
18612 (is_gimple_reg_type): Remove complex type special casing.
18613 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18616 2009-05-02 Ben Elliston <bje@au.ibm.com>
18618 * doc/collect2.texi (Collect2): Document search path behaviour
18619 when configured with --with-ld.
18621 2009-05-02 Jan Hubicka <jh@suse.cz>
18623 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18624 parameter; update callers.
18625 (coalesce_cost_edge): EH edges are costier because they needs
18626 splitting even if not critical and even more costier when there are
18627 multiple EH predecestors.
18629 2009-05-02 Jan Hubicka <jh@suse.cz>
18631 * except.c (remove_eh_handler_and_replace): Handle updating after
18632 removing TRY blocks.
18634 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18636 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18638 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18640 * varasm.c: Do not include c-pragma.h.
18641 * attribs.c: Do not incude c-common.h.
18643 2009-05-01 Michael Matz <matz@suse.de>
18645 * calls.c (initialize_argument_information): Handle SSA names like
18646 decls with a non MEM_P DECL_RTL.
18648 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18650 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18651 * ipa-utils.c: Likewise.
18652 * ipa-type-escape.c: Likewise.
18653 * cgraphunit.c Do not include c-common.h.
18654 * ipa-pure-const.c: Likewise.
18655 * tree-if-conv.c: Likewise.
18656 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18657 * ipa-struct-reorg.c: Likewise.
18658 * tree-nomudflap.c: Likewise.
18659 * tree-ssa-structalias.c: Likewise.
18661 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18663 * store-motion.c: Many cleanups to make this pass a first-class
18664 citizen instead of an appendix to gcse load motion. Add TODO list
18665 to make this pass faster/cleaner/better.
18667 (struct ls_expr): Post gcse.c-split cleanups.
18668 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18669 "stores" field to "avail_stores".
18670 (pre_ldst_mems): Rename to store_motion_mems.
18671 (pre_ldst_table): Rename to store_motion_mems_table.
18672 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18673 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18674 (ldst_entry): Rename to st_expr_entry, update users.
18675 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18676 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18677 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18679 (first_ls_expr): Rename to first_st_expr, update users.
18680 (next_ls_expr): Rename to next_st_expr, update users.
18681 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18682 fields properly for store motion instead of names inherited from load
18684 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18685 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18688 (ae_kill): Rename to st_kill, update users.
18689 (ae_gen): Rename to st_avloc, update users.
18690 (transp): Rename to st_transp, update users.
18691 (pre_insert_map): Rename to st_insert_map, update users.
18692 (pre_delete_map): Rename to st_delete_map, update users.
18693 (insert_store, build_store_vectors, free_store_memory,
18694 one_store_motion_pass): Update for abovementioned changes.
18696 (gcse_subst_count, gcse_create_count): Remove.
18697 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18698 and "n_stores_created", local variables.
18700 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18703 (regvec, compute_store_table_current_insn): Remove.
18704 (reg_set_info, reg_clear_last_set): Remove.
18705 (compute_store_table): Use DF caches instead of local dataflow
18708 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18710 * c-objc-common.c (c_tree_printer): Print identifiers with
18711 pp_identifier, not pp_string. Mark "({anonymous})" for
18713 * c-pretty-print.c (pp_c_ws_string): New.
18714 (pp_c_cv_qualifier, pp_c_type_specifier,
18715 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18716 pp_c_storage_class_specifier, pp_c_function_specifier,
18717 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18718 pp_c_primary_expression, pp_c_postfix_expression,
18719 pp_c_unary_expression, pp_c_shift_expression,
18720 pp_c_relational_expression, pp_c_equality_expression,
18721 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18722 use pp_string and pp_c_ws_string in place of pp_identifier and
18723 pp_c_identifier for non-identifiers. Mark English strings for
18725 * c-pretty-print.h (pp_c_ws_string): Declare.
18727 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18728 Roland McGrath <roland@redhat.com>
18730 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18731 (ENABLE_LD_BUILDID): New configuration option.
18732 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18733 (LINK_BUILDID_SPEC): New macro.
18734 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18736 * doc/install.texi: Document --enable-linker-build-id option.
18737 * configure: Rebuild.
18738 * config.in: Rebuild.
18740 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18742 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18743 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18744 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18745 MIPS_GP_SAVE_AREA_SIZE.
18746 * config/mips/mips.c (struct mips_frame_info): Update comment
18747 before arg_pointer_offset and hard_frame_pointer_offset.
18748 (mips_compute_frame_info): Update diagram before function: to
18749 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18750 indicate the position of frame_pointer_rtx with -fstack-protector and
18751 to show args_size. Don't allocate cprestore area for leaf functions
18752 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18754 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18756 2009-04-30 Michael Matz <matz@suse.de>
18758 PR tree-optimization/39955
18759 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18761 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18763 * ira.c (setup_cover_and_important_classes): Use safe macro
18764 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18766 * genpreds.c (write_tm_preds_h): Output suitable definition of
18767 REG_CLASS_FOR_CONSTRAINT.
18769 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18771 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18773 * bitmap.c (bitmap_descriptor): Likewise.
18774 * ggc-common.c (loc_descriptor): Likewise.
18775 * varray.c (varray_descriptor): Likewise.
18776 * vec.c (vec_descriptor): Likewise.
18778 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18780 * Makefile.in (dce.o): Add $(EXCEPT_H).
18781 * dce.c: Include except.h and delete redundant vector definitions.
18782 (deletable_insn_p): Return false for non-call insns that can throw
18785 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18787 * gcse.c (ae_gen): Remove.
18788 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18789 and make non-static function to make it available in store-motion.c.
18790 Update call sites with search-and-replace.
18791 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18792 extract_mentioned_regs, extract_mentioned_regs_helper,
18793 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18794 store_killed_in_insn, store_killed_after, store_killed_before,
18795 build_store_vectors, insert_insn_start_basic_block, insert-store,
18796 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18797 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18798 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18799 * store-motion.c: ...new file. Also copy data structures from gcse.c
18800 and clean up to remove parts not used by store motion.
18801 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18802 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18804 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18807 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18808 when optimizing for size.
18810 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18812 * gcse.c (gcse_constant_p): Fix typo in last change.
18814 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18816 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18818 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18820 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18822 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18824 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18825 CONST_HIGH_PART result.
18827 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18829 * config/avr/avr.c (initial_elimination_offset): Rename to
18830 avr_initial_elimination_offset.
18831 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18832 change return type to bool.
18833 (avr_can_eliminate): New function.
18834 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18835 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18836 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18837 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18838 avr_initial_elimination_offset.
18839 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18840 (avr_initial_elimination_offset): Define.
18842 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18843 Steven Bosscher <steven@gcc.gnu.org>
18845 PR rtl-optimization/39938
18846 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18847 * cfgrtl.c: Include insn-attr.h.
18848 (rest_of_pass_free_cfg): New function.
18849 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18850 * resource.c (init_resource_info): Remove call to df_analyze.
18852 2009-04-29 Richard Guenther <rguenther@suse.de>
18855 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18856 allow conversion to signed integers.
18858 2009-04-29 Richard Guenther <rguenther@suse.de>
18860 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18861 shifts of floating point vectors if the shift amount is
18862 a constant multiple of the element size.
18864 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18865 Michael Matz <matz@suse.de>
18867 PR middle-end/39927
18869 * tree-outof-ssa.c (emit_partition_copy): New function.
18870 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18871 insert_part_to_rtx_on_edge): Perform the partition base var
18872 copy using emit_partition_copy.
18873 (insert_value_copy_on_edge): Convert constants to the right mode.
18874 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18875 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18877 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18879 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18880 scan backwards to try to find a constant to initialize it.
18882 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18883 insn before the loop_end instruction, don't look past labels.
18885 2009-04-29 Richard Guenther <rguenther@suse.de>
18887 PR middle-end/39937
18888 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18889 loose type conversions.
18890 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18891 stmts only if there are no uses of its definition.
18893 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18895 * config/bfin/bfin.h (splitting_loops): Declare.
18896 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18897 Reorder bit definitions to be ascending.
18898 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18899 * config/bfin/bfin.c (splitting_loops): New variable.
18900 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18901 (struct loop_info): Remove members INIT and LOOP_INIT.
18902 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18903 the LSETUP sequence. Allow LC to be loaded from any register, but
18904 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18905 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18907 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18908 of reload_completed.
18911 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18913 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18915 * Makefile.in (PLUGIN_VERSION_H): New.
18916 (OBJS-common): Remove plugin-version.o.
18917 (plugin.o): Depend on (PLUGIN_VERSION_H).
18918 (plugin-version.o): Remove.
18919 * configure: Regenerate
18920 * configure.ac: Create plugin-version.h.
18921 * gcc-plugin.h (plugin_gcc_version): Remove.
18922 (plugin_default_version_check): Change signature.
18923 * plugin-version.c: Remove.
18924 * plugin.c: Include plugin-version.h.
18925 (str_plugin_gcc_version_name): Remove.
18926 (try_init_one_plugin): Pass gcc version to plugin_init.
18927 (plugin_default_version_check): Both gcc and plugin versions are now
18930 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18932 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18933 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18934 Remove special case testing for last insn of inner loops. Don't fail
18935 if the loop ends with a jump, emit an extra nop instead.
18937 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18938 DREGS rather than comparing directly. Remove code that tries to
18939 account for latencies.
18941 2009-04-29 Richard Guenther <rguenther@suse.de>
18943 PR tree-optimization/39941
18944 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18945 eliminating an indirect call.
18947 2009-04-29 Richard Guenther <rguenther@suse.de>
18949 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18950 parameter. Allow invariants as base if !require_lvalue.
18951 (verify_gimple_assign_single): Adjust.
18953 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18955 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18956 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18957 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18958 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18959 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18961 * config/bfin/bfin.c (bfin_expand_builtin,
18962 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18964 2009-04-28 Richard Guenther <rguenther@suse.de>
18966 * tree-vect-loop.c (get_initial_def_for_induction): Use
18967 correct types for pointer increment.
18969 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18971 * toplev.c (print_version): Update GMP version string calculation.
18973 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18975 PR rtl-optimization/39938
18976 * resource.c (init_resource_info): Add call to df_analyze.
18978 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18980 * config/alpha/alpha.md (usegp): Cast the result of
18981 alpha_find_lo_sum_using_gp to enum attr_usegp.
18982 * config/alpha/alpha.c (override_options): Remove end-of-structure
18983 marker element from cpu_table. Use array size of cpu_table to handle
18984 -mcpu and -mtune options.
18985 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18987 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18989 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18990 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18991 tune_32 and tune_64.
18992 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18993 support on PowerPC.
18994 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18995 * config/rs6000/option-defaults.h: ... here. New file.
18996 (OPT_64, OPT_32): Define.
18997 (MASK_64BIT): Define to 0 if not already defined.
18998 (OPT_ARCH64, OPT_ARCH32): Define.
18999 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19002 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19004 * config/arm/arm.c (arm_override_options): Emit error on using
19007 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19009 PR rtl-optimization/39914
19010 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19011 registers for allocnos created from user-defined variables only
19012 when not optimizing.
19014 2009-04-28 Richard Guenther <rguenther@suse.de>
19016 PR middle-end/39937
19017 * fold-const.c (fold_binary): Use distribute_real_division only
19020 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19022 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19023 add hpux-stdint.h to tm_file.
19024 (hppa[12]*-*-hpux11*): Ditto.
19025 (ia64*-*-hpux*): Ditto.
19026 * config/hpux-stdint.h: New.
19027 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19028 __STDC_EXT__ for all compiles.
19029 * config/pa/pa-hpux.h: Ditto.
19030 * config/pa/pa-hpux10.h: Ditto.
19031 * config/pa/pa-hpux11.h: Ditto.
19033 2009-04-28 Catherine Moore <clm@codesourcery.com>
19035 * debug.h (set_name): Add comment.
19037 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19040 * config/darwin.c (machopic_gen_offset): Check
19041 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19042 * config/arm/arm.c (require_pic_register): Likewise.
19044 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19046 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19047 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19048 m32c_promote_prototypes): Delete.
19050 2009-04-28 Michael Matz <matz@suse.de>
19052 PR middle-end/39922
19053 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19056 2009-04-28 Richard Guenther <rguenther@suse.de>
19058 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19060 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19062 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19063 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19064 * config/arm/arm-tune.md: Regenerate.
19066 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19068 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19069 block if there are complex incoming edges.
19070 (sel_merge_blocks): Remove useless assert.
19071 (sel_redirect_edge_and_branch): Check that edge was redirected.
19072 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19073 (sel_find_rgns): Delete declaration.
19074 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19075 the region when it is not a preheader.
19077 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19080 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19082 2009-04-28 Richard Guenther <rguenther@suse.de>
19084 * tree.h (SSA_NAME_VALUE): Remove.
19085 (struct tree_ssa_name): Remove value_handle member.
19086 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19087 array for jump threading.
19088 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19090 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19091 * tree-flow.h (threadedge_initialize_values): Declare.
19092 (threadedge_finalize_values): Likewise.
19093 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19094 (SSA_NAME_VALUE): Define.
19095 (threadedge_initialize_values): New function.
19096 (threadedge_finalize_values): Likewise.
19097 * tree-ssa-dom.c (ssa_name_values): New global variable.
19098 (SSA_NAME_VALUE): Define.
19099 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19101 2009-04-28 Ira Rosen <irar@il.ibm.com>
19103 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19104 Use REPORT_VECTORIZED_LOCATIONS instead
19105 REPORT_VECTORIZED_LOOPS.
19106 * tree-vectorizer.c (vect_verbosity_level): Make static.
19107 (vect_loop_location): Rename to vect_location.
19108 (vect_set_verbosity_level): Update comment.
19109 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19111 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19112 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19113 instead REPORT_UNVECTORIZED_LOOPS.
19114 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19115 and vect_loop_def to vect_external_def and vect_internal_def.
19116 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19117 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19118 REPORT_UNVECTORIZED_LOCATIONS.
19119 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19120 and vect_used_in_loop and to vect_unused_in_scope and
19121 vect_used_in_scope.
19122 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19123 (vect_verbosity_level): Remove declaration.
19124 (vect_analyze_operations): Likewise.
19125 (vect_analyze_stmt): Declare.
19126 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19127 REPORT_UNVECTORIZED_LOCATIONS.
19128 (vect_get_loop_niters): Fix indentation.
19129 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19130 (vect_analyze_loop_operations): New function.
19131 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19132 vect_analyze_operations.
19133 (vect_is_simple_reduction): Use new names.
19134 (vectorizable_live_operation, vect_transform_loop): Likewise.
19135 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19136 to specify whether the data references can be a part of interleaving
19138 (vect_analyze_data_ref_dependence): Use new names.
19139 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19140 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19141 * tree-vect-patterns.c (widened_name_p): Use new names.
19142 (vect_recog_dot_prod_pattern): Likewise.
19143 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19144 (process_use, vect_mark_stmts_to_be_vectorized,
19145 vect_model_simple_cost, vect_model_store_cost,
19146 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19147 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19148 vectorizable_operation, vectorizable_type_demotion,
19149 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19150 vectorizable_condition): Likewise.
19151 (vect_analyze_operations): Split into vect_analyze_loop_operations
19153 (vect_analyze_stmt): ... new function.
19154 (new_stmt_vec_info): Use new names.
19155 (vect_is_simple_use): Use new names and fix comment.
19156 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19157 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19159 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19162 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19163 and integer modes for x87 operands. Do not ICE for unsupported size,
19164 generate error instead. Generate error for unsupported operand types.
19165 ['z']: Do not handle HImode memory operands specially. Warning
19166 for floating-point operands. Fallthru to 'Z' for unsupported operand
19167 types. Do not ICE for unsupported size, generate error instead.
19168 (output_387_binary_op): Use %Z to output operands.
19169 (output_fp_compare): Ditto.
19170 (output_387_reg_move): Ditto.
19172 2009-04-28 Ben Elliston <bje@au.ibm.com>
19177 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19179 * builtins.c (c_strlen): Do not warn here.
19180 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19181 * c-common.c (pointer_int_sum): Take an explicit location.
19182 Warn about offsets out of bounds.
19183 * c-common.h (pointer_int_sum): Adjust declaration.
19185 2009-04-27 Ian Lance Taylor <iant@google.com>
19187 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19189 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19190 * df-core.c (df_set_flags): Change return type to int. Change
19191 type of old_flags to int.
19192 (df_clear_flags): Likewise.
19193 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19194 (df_get_conditional_uses): Likewise.
19195 * df.h (df_set_flags, df_clear_flags): Update declarations.
19196 * dwarf2out.c (struct indirect_string_node): Change type of form
19197 field to enum dwarf_form.
19198 (AT_string_form): Change return type to enum dwarf_form.
19199 * fixed-value.c (fixed_compare): Add cast to enum type.
19200 * fwprop.c (update_df): Change 0 to VOIDmode.
19201 * gensupport.c: Change 0 to UNKNOWN.
19202 * gimple.h (gimple_cond_code): Add cast to enum type.
19203 * haifa-sched.c (reemit_notes): Add cast to enum type.
19204 * hooks.c (hook_int_void_no_regs): Remove function.
19205 * hooks.h (hook_int_void_no_regs): Remove declaration.
19206 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19207 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19208 * real.c (real_arithmetic): Add cast to enum type.
19209 (real_compare): Likewise.
19210 * target.h (struct gcc_target): Change return type of
19211 branch_target_register_class to enum reg_class.
19212 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19213 default_branch_target_register_class.
19214 * targhooks.c (default_branch_target_register_class): New function.
19215 * targhooks.h (default_branch_target_register_class): Declare.
19216 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19217 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19219 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19221 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19222 vect_uninitialized_def. Change 0 to ERROR_MARK.
19223 * tree-vect-stmts.c (supportable_widening_operation): Don't
19224 initialize icode1 and icode2.
19225 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19226 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19228 (cmn_err_flag_specs): Change 0 to STD_C89.
19229 (cmn_err_char_table): Likewise.
19230 * config/arm/arm.c (get_arm_condition_code): Change type of code
19231 to enum arm_cond_code.
19232 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19233 (IWMMXT_BUILTIN2): Likewise.
19234 (neon_builtin_type_bits): Don't define typedef.
19235 (neon_builtin_datum): Change type of bits field to int.
19236 (arm_expand_neon_args): Add cast to enum type.
19237 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19239 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19240 casts to enum type.
19241 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19243 * config/mips/mips.md (jal_macro): Return enum constant.
19244 (single_insn): Likewise.
19245 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19247 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19248 casts to enum type.
19249 * config/s390/s390.c (s390_tune_flags): Change type to int.
19250 (s390_arch_flags): Likewise.
19251 (s390_handle_arch_option): Change flags field of struct pta to int.
19252 * config/s390/s390.h (s390_tune_flags): Update declaration.
19253 (s390_arch_flags): Likewise.
19254 * config/sh/sh.c (prepare_move_operands): Compare
19255 tls_symbolic_operand result with enum constant.
19256 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19257 (sh_expand_prologue): Add cast to enum type.
19258 (sh_expand_epilogue): Likewise.
19259 (tls_symbolic_operand): Change return type to enum tls_model.
19260 (fpscr_set_from_mem): Add cast to enum type.
19261 (legitimize_pic_address): Compare tls_symbolic_operand result with
19263 (sh_target_reg_class): Change return type to enum reg_class.
19264 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19266 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19267 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19268 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19269 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19270 (delayed_branch, tls_call_delay): Likewise.
19271 (eligible_for_sibcall_delay): Likewise.
19272 (eligible_for_return_delay): Likewise.
19273 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19274 (spu_expand_builtin_1): Likewise.
19276 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19277 for all types of conversions.
19278 (output_init_element): Issue -Wc++-compat warning if needed when
19279 initializing a bitfield with enum type.
19280 * c-parser.c (c_parser_expression): Set original_type to
19281 original_type of right hand operand of comma operator.
19283 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19285 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19287 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19288 * doc/cpp.texi (Standard Predefined Macros)
19289 (Implementation-defined behavior): Likewise.
19290 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19291 * doc/gimple.texi (GIMPLE Exception Handling)
19292 (@code{GIMPLE_ASSIGN}): Likewise.
19293 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19294 * doc/invoke.texi (Warning Options, Optimize Options)
19295 (AVR Options, Darwin Options): Likewise.
19296 (Optimize Options): Reformulate -fwhole-program description.
19297 * doc/loop.texi (Lambda): Likewise.
19298 * doc/md.texi (Output Template, Define Constraints)
19299 (Standard Names, Insn Splitting): Likewise.
19300 * doc/options.texi (Option properties): Likewise.
19301 * doc/passes.texi (Tree-SSA passes): Likewise.
19302 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19303 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19304 (File Names and DBX): Likewise.
19305 * doc/trouble.texi (Incompatibilities): Likewise.
19307 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19309 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19310 instruction is correct.
19312 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19314 Allow non-constant arguments to conversion intrinsics.
19315 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19316 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19317 * spu.c (print_operand): Handle 'v' and 'w'.
19318 (exp2_immediate_p, spu_gen_exp2): Define.
19319 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19320 spu_convtf_1): Update parameter descriptions.
19321 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19322 * constraints.md ('v', 'w'): New.
19323 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19325 (i2f, I2F): New define_mode_attr.
19326 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19327 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19328 fixuns_truncv4sfv4si2): Update to use mode attribute.
19329 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19330 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19331 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19332 patterns for combine.
19334 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19336 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19337 (cprop, hoist, pre, store_motion): New debug counters.
19338 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19339 is not an RTL pass anymore.
19340 (pass_profiling): Remove extern decl for pass removed in 2005.
19341 (pass_gcse, pass_jump_bypass): Remove.
19342 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19343 to 0 for clean state.
19344 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19345 * cse.c (gate_handle_cse_after_global_opts,
19346 rest_of_handle_cse_after_global_opts): New functions.
19347 (pass_cse_after_global_opts): New pass, does local CSE.
19348 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19349 (TV_CPROP): New timevar.
19350 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19351 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19352 (gcse_main, recompute_all_luids): Remove.
19353 (compute_hash_table_work): Call max_reg_num instead of reading
19355 (cprop_jump): Don't set run_jump_opt_after_gcse.
19356 (constprop_register): Always allow to alter jumps.
19357 (cprop_insn): Likewise.
19358 (do_local_cprop): Likewise.
19359 (local_cprop_pass): Likewise. Return non-zero if something changed.
19360 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19361 (find_implicit_sets): Add note about missed optimization opportunity.
19362 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19363 pass_rtl_cprop execute function.
19364 Don't bother tracking the pass number, each pass gets its own dumpfile
19366 Always allow to alter jumpsand bypass jumps.
19367 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19368 will just find no suitable set.
19369 (pre_edge_insert): Fix dumping, this function is for PRE only.
19370 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19371 pass_rtl_pre execute function.
19372 (hoist_code): Return non-zero if something changed. Keep track of
19373 substitutions and insertions for statistics gathering similar to PRE.
19374 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19375 called from the pass_rtl_hoist execute function. Show pass statistics.
19376 (compute_store_table): Use max_reg_num directly instead of using the
19377 formerly global max_gcse_regno.
19378 (build_store_vectors): Likewise.
19379 (replace_store_insn): Fix dumping.
19380 (store_motion): Rename to ...
19381 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19382 pass, called from the pass_rtl_store_motion execute function. Keep
19383 track of substitutions and insertions for statistics gathering similar
19385 (bypass_jumps): Remove, fold interesting bits into ...
19386 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19387 from the pass_rtl_cprop execute function.
19388 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19389 pass_jump_bypass): Remove.
19390 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19391 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19392 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19393 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19394 (gate_rtl_store_motion, execute_rtl_store_motion,
19395 pass_rtl_store_motion): New.
19396 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19397 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19398 * passes.c (init_optimization_passes): Remove pass_gcse and
19399 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19400 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19401 instead of pass_jump_bypass.
19403 2009-04-27 Richard Guenther <rguenther@suse.de>
19405 PR middle-end/39928
19406 * gimplify.c (gimplify_expr): If we are required to create
19407 a temporary make sure it ends up as register.
19409 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19412 * config/i386/i386.c (construct_container): Don't call
19413 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19414 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19416 2009-04-27 Michael Matz <matz@suse.de>
19418 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19419 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19420 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19421 (dump_replaceable_exprs): Take a bitmap.
19422 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19424 (expand_gimple_basic_block): Likewise.
19425 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19426 replaceable_expressions member a bitmap.
19427 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19428 (mark_replaceable): Likewise.
19429 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19430 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19432 2009-04-27 Richard Guenther <rguenther@suse.de>
19434 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19435 (verify_stmts): Dispatch to gimple/type verification code.
19436 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19437 issue with call argument types.
19439 2009-04-27 Michael Matz <matz@suse.de>
19441 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19442 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19445 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19446 Eric Botcazou <ebotcazou@adacore.com>
19448 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19449 a label's basic block.
19450 (mark_target_live_regs): Tidy and rework obsolete comments.
19451 Change back DF problem to LIVE. If a label starts a basic block,
19452 assume that all registers that used to be live then still are.
19453 (init_resource_info): If a label starts a basic block, set its
19454 BLOCK_FOR_INSN accordingly.
19455 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19457 2009-04-27 Richard Guenther <rguenther@suse.de>
19459 * tree-flow-inline.h (function_ann): Remove.
19460 (get_function_ann): Likewise.
19461 * tree-dfa.c (create_function_ann): Remove.
19462 * tree-flow.h (struct static_var_ann_d): Remove.
19463 (struct function_ann_d): Likewise.
19464 (union tree_ann_d): Remove fdecl member.
19465 (function_ann_t): Remove.
19466 (function_ann, get_function_ann, create_function_ann): Remove
19469 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19471 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19473 2009-04-27 Jan Hubicka <jh@suse.cz>
19475 * ipa-pure-const.c (struct funct_state_d): New fields
19476 state_previously_known, looping_previously_known; remove
19477 state_set_in_source.
19478 (analyze_function): Use new fields.
19479 (propagate): Avoid assumption that state_set_in_source imply
19482 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19483 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19484 * cfgloop.h (finite_loop_p): Declare.
19486 2009-04-26 Michael Matz <matz@suse.de>
19488 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19490 2009-04-26 Michael Matz <matz@suse.de>
19492 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19493 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19494 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19495 pass_mark_used_blocks): Remove.
19496 * tree-optimize.c (pass_free_datastructures,
19497 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19498 * passes.c (init_optimization_passes): Don't call
19499 pass_mark_used_blocks, remove dead code.
19501 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19503 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19504 * tree-ssa-live.h (register_ssa_partition): Likewise.
19506 2009-04-26 Michael Matz <matz@suse.de>
19509 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19510 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19511 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19513 (compare_pairs): Swap cost comparison.
19514 (coalesce_ssa_name): Don't use change_partition_var.
19515 * tree-nrv.c (struct nrv_data): Add modified member.
19516 (finalize_nrv_r): Set it.
19517 (tree_nrv): Use it to update statements.
19518 (pass_nrv): Require PROP_ssa.
19519 * tree-mudflap.c (mf_decl_cache_locals,
19520 mf_build_check_statement_for): Use make_rename_temp.
19521 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19522 * alias.c (find_base_decl): Handle SSA names.
19523 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19524 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19525 * rtl.h (set_reg_attrs_for_parm): Declare.
19526 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19527 to "optimized", remove unused locals at finish.
19528 (execute_free_datastructures): Make global, call
19529 delete_tree_cfg_annotations.
19530 (execute_free_cfg_annotations): Don't call
19531 delete_tree_cfg_annotations.
19533 * ssaexpand.h: New file.
19534 * expr.c (toplevel): Include ssaexpand.h.
19535 (expand_assignment): Handle SSA names the same as register variables.
19536 (expand_expr_real_1): Expand SSA names.
19537 * cfgexpand.c (toplevel): Include ssaexpand.h.
19538 (SA): New global variable.
19539 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19540 (SSAVAR): New macro.
19541 (set_rtl): New helper function.
19542 (add_stack_var): Deal with SSA names, use set_rtl.
19543 (expand_one_stack_var_at): Likewise.
19544 (expand_one_stack_var): Deal with SSA names.
19545 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19546 before unique numbers.
19547 (expand_stack_vars): Use set_rtl.
19548 (expand_one_var): Accept SSA names, add asserts for them, feed them
19549 to above subroutines.
19550 (expand_used_vars): Expand all partitions (without default defs),
19551 then only the local decls (ignoring those expanded already).
19552 (expand_gimple_cond): Remove edges when jumpif() expands an
19553 unconditional jump.
19554 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19555 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19557 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19558 members of SA; deal with PARM_DECL partitions here; expand
19559 all PHI nodes, free tree datastructures and SA. Commit instructions
19560 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19561 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19562 info and statements at start, collect garbage at finish.
19563 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19564 (VAR_ANN_PARTITION) Remove.
19565 (change_partition_var): Don't declare.
19566 (partition_to_var): Always return SSA names.
19567 (var_to_partition): Only accept SSA names.
19568 (register_ssa_partition): Only check argument.
19569 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19571 (delete_var_map): Don't free it.
19572 (var_union): Only accept SSA names, simplify.
19573 (partition_view_init): Mark only useful SSA names as used.
19574 (partition_view_fini): Only deal with SSA names.
19575 (change_partition_var): Remove.
19576 (dump_var_map): Use ssa_name instead of partition_to_var member.
19577 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19579 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19580 (struct _elim_graph): New member const_dests; nodes member vector of
19582 (set_location_for_edge): New static helper.
19583 (create_temp): Remove.
19584 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19585 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19586 (new_elim_graph): Allocate const_dests member.
19587 (clean_elim_graph): Truncate const_dests member.
19588 (delete_elim_graph): Free const_dests member.
19589 (elim_graph_size): Adapt to new type of nodes member.
19590 (elim_graph_add_node): Likewise.
19591 (eliminate_name): Likewise.
19592 (eliminate_build): Don't take basic block argument, deal only with
19593 partition numbers, not variables.
19594 (get_temp_reg): New static helper.
19595 (elim_create): Use it, deal with RTL temporaries instead of trees.
19596 (eliminate_phi): Adjust all calls to new signature.
19597 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19598 (rewrite_trees): Only do checking.
19599 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19600 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19601 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19602 contains_tree_r, MAX_STMTS_IN_LATCH,
19603 process_single_block_loop_latch, analyze_edges_for_bb,
19604 perform_edge_inserts): Remove.
19605 (expand_phi_nodes): New global function.
19606 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19607 functions, initialize new parameter, remember partitions having a
19609 (finish_out_of_ssa): New global function.
19610 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19611 don't reset in_ssa_p here, don't disable TER when mudflap.
19612 (pass_del_ssa): Remove.
19613 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19615 (execute_free_datastructures): Declare.
19616 * Makefile.in (SSAEXPAND_H): New variable.
19617 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19618 * basic-block.h (commit_one_edge_insertion): Declare.
19619 * passes.c (init_optimization_passes): Move pass_nrv and
19620 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19621 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19622 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19623 (redirect_branch_edge): Deal with super block when expanding, split
19624 out jump patching itself into ...
19625 (patch_jump_insn): ... here, new static helper.
19627 2009-04-26 Michael Matz <matz@suse.de>
19629 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19630 beyond num_ssa_names.
19631 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19632 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19634 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19636 PR inline-asm/39543
19637 * fwprop.c (forward_propagate_asm): New function.
19638 (forward_propagate_and_simplify): Propagate also into __asm, if it
19639 doesn't increase the number of referenced registers.
19642 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19644 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19646 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19647 note_nonlocal_vla_type for nonlocal VLAs.
19648 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19649 contains_remapped_vars, remap_vla_decls): New functions.
19650 (convert_nonlocal_reference_stmt): If not optimizing, call
19651 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19652 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19653 if it wasn't found in var_map.
19654 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19655 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19656 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19658 * gimplify.c (nonlocal_vlas): New variable.
19659 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19661 (gimplify_body): Create and destroy nonlocal_vlas.
19663 * dwarf2out.c (loc_descr_plus_const): New function.
19664 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19665 mem_loc_descriptor, loc_descriptor_from_tree_1,
19666 descr_info_loc, gen_variable_die): Use it.
19668 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19669 !TREE_STATIC VAR_DECLs.
19670 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19671 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19672 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19673 DECL_BY_REFERENCE is valid.
19674 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19675 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19676 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19677 Copy DECL_BY_REFERENCE.
19678 (struct nesting_copy_body_data): New type.
19679 (nesting_copy_decl): New function.
19680 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19681 if they have variable length.
19683 2009-04-26 Michael Matz <matz@suse.de>
19685 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19686 mark new temporaries for renaming.
19688 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19691 * c-decl.c (global_bindings_p): Return negative value.
19692 (c_variable_size): New. Based on variable_size from
19694 (grokdeclarator): Call c_variable_size not variable_size.
19696 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19698 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19700 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19702 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19703 Redefine it to just use mingw/include.
19704 (ASM_SPEC): Rules for -m32 and -m64.
19705 (LINK_SPEC): Use Likewise.
19706 (SPEC_32): New define.
19707 (SPEC_64): Likewise.
19708 (SUB_LINK_SPEC): Likewise.
19709 (MULTILIB_DEFAULTS): New define.
19710 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19711 Add multilib options.
19712 (MULTILIB_DIRNAMES): Likewise.
19713 (MULTILIB_OSDIRNAMES): Likewise.
19714 (LIBGCC): Likewise.
19715 (INSTALL_LIBGCC): Likewise.
19717 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19720 * c-tree.h (enum c_inline_static_type): New.
19721 (record_inline_static): Declare.
19722 * c-decl.c (struct c_inline_static, c_inline_statics,
19723 record_inline_static, check_inline_statics): New.
19724 (pop_file_scope): Call check_inline_statics.
19725 (start_decl): Call record_inline_static instead of pedwarning
19726 directly for static in inline function.
19727 * c-typeck.c (build_external_ref): Call record_inline_static
19728 instead of pedwarning directly for static referenced in inline
19731 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19733 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19734 not new but only being rescanned.
19735 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19736 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19737 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19738 record_set_info, compute_set, grealloc): Remove.
19739 (recompute_all_luids): New function.
19740 (gcse_main): Don't compute sets, and don't do related memory
19741 allocations/free-ing. If something changed before the end of the
19742 pass, update LUIDs using recompute_all_luids.
19743 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19744 (free_gcse_mem): Don't free it either.
19745 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19746 Use the df insn LUIDs.
19747 (load_killed_in_block): Likewise.
19748 (compute_hash_table_work): Don't compute reg_set_in_block.
19749 (compute_transp): Use DF_REG_DEF_CHAINs.
19750 (local_cprop_pass): Don't use compute_sets and related functions.
19751 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19752 Use get_max_uid() instead of max_cuid.
19753 (insert_insn_end_basic_block, pre_insert_copy_insn,
19754 update_ld_motion_stores): Don't try to
19755 keep reg_set tables up to date.
19756 (pre_insert_copies): Use df insn LUIDs.
19757 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19758 (reg_set_info): Don't use extra bitmap argument.
19759 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19760 information to compute regs_set_in_block.
19761 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19762 (bypass_jumps): Don't use compute_sets and friends.
19764 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19767 * opts.c (undocumented_msg): Do not leave blank even with
19770 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19772 * c-decl.c (build_enumerator): Allow values folding to integer
19773 constants but not integer constant expressions with a pedwarn if
19776 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19779 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19780 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19781 type is an integer constant.
19783 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19786 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19789 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19792 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19793 with variably modified return type and no storage class
19794 specifiers, except for the case of nested functions. Distinguish
19795 extern declarations of functions with variably modified return
19796 types from those of objects with variably modified types.
19798 2009-04-25 Jan Hubicka <jh@suse.cz>
19800 * tree.c (list_equal_p): New function.
19801 * tree.h (list_equal_p): Declare.
19802 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19803 basic_block_def, basic_block, const_basic_block): New.
19804 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19805 (redirect_eh_edge): New function.
19806 (make_eh_edge_update_phi): EH edges are not abnormal.
19807 * except.c: Include tree-flow.h.
19808 (list_match): New function.
19809 (eh_region_replaceable_by_p): New function.
19810 (replace_region): New function.
19811 (hash_type_list): New function.
19812 (hash_eh_region): New function.
19813 (eh_regions_equal_p): New function.
19814 (merge_peers): New function.
19815 (remove_unreachable_regions): Verify EH tree when checking;
19817 (copy_eh_region_1): New function.
19818 (copy_eh_region): New function.
19819 (push_reachable_handler): New function.
19820 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19821 regions without label but with live RESX.
19822 * except.h (redirect_eh_edge_to_label): New.
19823 * tree-flow.h (redirect_eh_edge): New.
19824 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19825 basic_block_def, basic_block, const_basic_block): Remove.
19826 * Makefile.in (except.o): Add dependency on tree-flow.h
19827 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19828 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19831 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19834 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19835 on the destination of memcpy.
19837 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19839 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19840 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19841 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19843 2009-04-25 Jan Hubicka <jh@suse.cz>
19845 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19846 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19847 to be reached by different label than left.
19848 (update_eh_edges): Update comment; remove edge_to_remove if possible
19849 and return true if suceeded.
19850 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19851 (cleanup_eh): Compute sharing map.
19852 * except.c (remove_eh_handler_and_replace): Add argument if we should
19854 (remove_unreachable_regions): Update for label sharing.
19855 (label_to_region_map): Likewise.
19856 (get_next_region_sharing_label): New function.
19857 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19859 (remove_eh_handler): Update.
19860 (remove_eh_region_and_replace_by_outer_of): New function.
19861 * except.h (struct eh_region): Add next_region_sharing_label.
19862 (remove_eh_region_and_replace_by_outer_of,
19863 get_next_region_sharing_label): Declare.
19864 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19866 2009-04-25 Jan Hubicka <jh@suse.cz>
19868 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19869 insert code even if they are not critical.
19871 2009-04-25 Jan Hubicka <jh@suse.cz>
19873 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19874 (gimple_can_remove_branch_p): EH edges won't remove branch by
19876 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19877 updating of non-abnormal EH edges.
19878 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19879 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19880 (split_critical_edges): Split also edges where emitting code on them
19881 will lead to splitting later.
19883 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19884 H.J. Lu <hongjiu.lu@intel.com>
19887 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19888 the configured assembler supports fildq and fistpq mnemonics.
19889 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19890 * configure: Regenerated.
19891 * config.in: Ditto.
19893 * config/i386/i386.c (print_operand): Handle 'Z'.
19894 ['z']: Remove handling of special fild/fist suffixes.
19895 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19896 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19897 suffix of fild insn.
19898 (*floatsi<mode>2_vector_mixed): Ditto.
19899 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19900 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19901 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19902 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19903 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19905 2009-04-25 Ben Elliston <bje@au.ibm.com>
19907 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19908 the source of a set operation.
19910 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19912 * target.h (struct gcc_target): Add case_values_threshold field.
19913 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19914 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19915 * targhooks.c (default_case_values_threshold): New function.
19916 * targhooks.h (default_case_values_threshold): Declare function.
19917 * stmt.c (expand_case): Use case_values_threshold target hook.
19918 * expr.h (case_values_threshold): Remove declartation.
19919 * expr.c (case_values_threshold): Remove function.
19920 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19922 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19923 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19924 (avr_case_values_threshold): Declare as static.
19925 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19927 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19928 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19929 (mn10300_case_values_threshold): New function.
19931 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19933 * ira.c (setup_cover_and_important_classes): Add enum cast.
19935 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19937 * genpreds.c (write_enum_constraint_num): Output definition of
19938 CONSTRAINT_NUM_DEFINED_P macro.
19939 * ira.c (setup_cover_and_important_classes): Use
19940 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19942 2009-04-24 DJ Delorie <dj@redhat.com>
19944 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19945 __SH2A_SINGLE_ONLY__ also.
19947 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19949 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19950 (movdf_internal): Ditto.
19951 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19952 SFmode and DFmode constants.
19953 (ia64_print_operand): Add 'G' format for printing
19954 floating point constants.
19956 2009-04-24 Richard Guenther <rguenther@suse.de>
19958 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19959 from unsigned additions.
19961 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19963 * c-typeck.c (set_init_index): Allow array designators that are
19964 not integer constant expressions with a pedwarn if pedantic.
19966 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19968 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19969 zero if no overlap in nonzero bits between the operands.
19971 2009-04-24 Ian Lance Taylor <iant@google.com>
19973 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19974 (record_dead_and_set_regs): Likewise.
19975 * df.h (struct df_mw_hardreg): Change flags field to int.
19976 (struct df_base_ref): Likewise.
19977 (struct df): Change changeable_flags field to int.
19978 * df-scan.c (df_defs_record): Change clobber_flags to int.
19979 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19980 constants rather than #define macros.
19981 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19982 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19983 (enum dwarf_calling_convention): Likewise.
19984 (enum dwarf_line_number_x_ops): Likewise.
19985 (enum dwarf_call_frame_info): Likewise.
19986 (enum dwarf_source_language): Likewise.
19987 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19988 (add_calling_convention_attribute): Likewise.
19989 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19990 (combine_comparisons): Change compcode to int. Add cast to enum type.
19991 * genrecog.c (maybe_both_true_2): Change c to int.
19992 (write_switch): Likewise. Add cast to enum type.
19993 * gimplify.c (gimplify_omp_for): Handle return values from
19994 gimplify_expr using MIN rather than bitwise or.
19995 (gimplify_expr): Add cast to enum type.
19996 * ipa-prop.c (update_jump_functions_after_inlining): Change
19997 IPA_BOTTOM to IPA_JF_UNKNOWN.
19998 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19999 Add casts to enum type.
20000 (setup_cover_and_important_classes): Change cl to int. Add casts
20002 (setup_class_translate): Change cl and mode to int.
20003 (ira_init_once): Change mode to int.
20004 (free_register_move_costs): Likewise.
20005 (setup_prohibited_mode_move_regs): Add casts to enum type.
20006 * langhooks.c (add_builtin_function_common): Rework assertion that
20007 value fits bitfield.
20008 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20009 * omega.c (omega_do_elimination): Avoid math on enum types.
20010 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20011 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20012 int local to handle integral_argment value.
20013 * regmove.c (try_auto_increment): Change PUT_MODE to
20015 * reload.c (push_secondary_reload): Add casts to enum type.
20016 (secondary_reload_class, find_valid_class): Likewise.
20017 * reload1.c (emit_input_reload_insns): Likewise.
20018 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20019 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20020 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20022 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20023 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20025 (expand_complex_libcall): Add casts to enum type.
20026 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20027 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20028 with ERROR_MARK, not NUM_TREE_CODES.
20029 (vect_create_epilog_for_reduction): Likewise.
20030 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20031 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20032 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20034 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20035 vect_unused_in_loop. Change 0 to loop_vect.
20036 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20037 * var-tracking.c (get_init_value): Change return type to enum
20039 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20040 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20042 (arm_override_options): Add casts to enum type.
20043 (arm_emit_tls_decoration): Likewise.
20044 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20046 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20047 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20048 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20050 * config/s390/s390.c (code_for_builtin_64): Change to array of
20052 (code_for_builtin_31): Likewise.
20053 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20055 * config/sparc/sparc.c (sparc_override_options): Change value
20056 field in struct code_model to enum cmodel. In initializer change
20057 0 to NULL and add cast to enum type.
20059 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20060 Change all callers. Issue a -Wc++-compat warning using
20061 lhs_origtype if necessary.
20062 (convert_for_assignment): Issue -Wc++-compat warnings about
20063 invalid conversions to enum type on assignment.
20064 * c-common.h (build_modify_expr): Update declaration.
20066 2009-04-24 Nick Clifton <nickc@redhat.com>
20068 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20069 (function_arg_advance): Likewise.
20070 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20073 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20075 * config/s390/constraints.md ('I', 'J'): Fix condition.
20077 2009-04-24 Diego Novillo <dnovillo@google.com>
20079 * gengtype-parse.c (parse_error): Add newline after message.
20081 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20083 * config/i386/sse.md (avxmodesuffixs): Removed.
20084 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20085 (*avx_pinsr<ssevecsize>): This.
20087 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20089 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20090 follow chains of regs with a single definition, and allow expressions
20091 that are function_invariant_p.
20092 (simple_rhs_p): Allow expressions that are function_invariant_p.
20094 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20096 PR middle-end/39867
20097 * fold-const.c (fold_cond_expr_with_comparison): When folding
20098 > and >= to MAX, make sure the MAX uses the same type as the
20099 comparison's operands.
20101 2009-04-24 Nick Clifton <nickc@redhat.com>
20103 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20104 addressing for DImode accesses.
20105 (frv_print_operand_address): Handle PLUS case.
20106 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20108 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20110 PR rtl-optimization/39794
20111 * alias.c (canon_true_dependence): Add x_addr argument.
20112 * rtl.h (canon_true_dependence): Adjust prototype.
20113 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20114 * cselib.c (cselib_invalidate_mem): Likewise.
20115 * gcse.c (compute_transp): Likewise.
20116 * dse.c (scan_reads_nospill): Likewise.
20117 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20118 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20119 canon_base_addr of the group, plus optional offset.
20120 (struct group_info): Rename canon_base_mem to
20122 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20123 canon_rtx of base_mem.
20125 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20127 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20128 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20130 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20132 * config/spu/spu-builtins.h: Delete file.
20134 * config/spu/spu.h (enum spu_builtin_type): Move here from
20136 (struct spu_builtin_description): Likewise. Add GTY marker.
20137 Do not use enum spu_function_code or enum insn_code.
20138 (spu_builtins): Add extern declaration.
20140 * config/spu/spu.c: Do not include "spu-builtins.h".
20141 (enum spu_function_code, enum spu_builtin_type_index,
20142 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20143 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20144 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20145 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20146 (spu_builtin_types): Make static. Add GTY marker.
20147 (spu_builtins): Add extern declaration with GTY marker.
20148 Include "gt-spu.h".
20150 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20151 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20152 Check programmatically whether all parameters are scalar.
20154 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20156 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20158 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20159 assignment from the constructor either if the target is volatile.
20161 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20163 * config/arm/arm.md (insv): Do not share operands[0].
20165 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20167 * config/vxlib-tls.c (active_tls_threads): Delete.
20168 (delete_hook_installed): New.
20169 (tls_delete_hook): Don't delete the delete hook.
20170 (tls_destructor): Delete it here.
20171 (__gthread_set_specific): Adjust installing the delete hook.
20172 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20173 __gthread_leave_tsd_dtor_context.
20175 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20177 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20179 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20181 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20183 (alpha_rtx_costs): Ditto.
20184 (emit_unlikely_jump): Use add_reg_note.
20185 (emit_frame_store_1): Ditto.
20186 (alpha_expand_prologue): Ditto.
20187 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20188 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20190 2009-04-23 Nick Clifton <nickc@redhat.com>
20192 * config/v850/v850.md (epilogue): Remove suppressed code.
20193 (return): Rename to return_simple and remove test of frame size.
20194 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20195 to gen_return_simple.
20197 2009-04-22 Jing Yu <jingyu@google.com>
20200 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20202 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20205 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20206 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20207 value is a VECTOR_CST, the element type is the element type of the
20210 2009-04-22 DJ Delorie <dj@redhat.com>
20212 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20214 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20216 * alias.c (find_base_term): Move around LO_SUM case, so that
20217 CONST falls through into PLUS/MINUS handling.
20220 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20221 into 0, use omit_one_operand.
20223 2009-04-23 Ben Elliston <bje@au.ibm.com>
20225 * config/rs6000/linux-unwind.h (get_regs): Remove type
20226 puns. Change the type of `pc' to an array of unsigned ints and
20227 update all users. Constify frame24.
20229 2009-04-22 DJ Delorie <dj@redhat.com>
20231 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20232 declarations before code.
20233 (current_function_special_page_vector): Likewise.
20234 (m32c_expand_insv): Silence a warning.
20236 2009-04-21 Taras Glek <tglek@mozilla.com>
20238 * alias.c: Update GTY annotations to new syntax.
20239 * basic-block.h: Likewise.
20240 * bitmap.h: Likewise.
20241 * c-common.h: Likewise.
20242 * c-decl.c: Likewise.
20243 * c-parser.c: Likewise.
20244 * c-pragma.c: Likewise.
20245 * c-tree.h: Likewise.
20246 * cfgloop.h: Likewise.
20247 * cgraph.h: Likewise.
20248 * config/alpha/alpha.c: Likewise.
20249 * config/arm/arm.h: Likewise.
20250 * config/avr/avr.h: Likewise.
20251 * config/bfin/bfin.c: Likewise.
20252 * config/cris/cris.c: Likewise.
20253 * config/darwin.c: Likewise.
20254 * config/frv/frv.c: Likewise.
20255 * config/i386/i386.c: Likewise.
20256 * config/i386/i386.h: Likewise.
20257 * config/i386/winnt.c: Likewise.
20258 * config/ia64/ia64.h: Likewise.
20259 * config/iq2000/iq2000.c: Likewise.
20260 * config/mips/mips.c: Likewise.
20261 * config/mmix/mmix.h: Likewise.
20262 * config/pa/pa.c: Likewise.
20263 * config/pa/pa.h: Likewise.
20264 * config/rs6000/rs6000.c: Likewise.
20265 * config/s390/s390.c: Likewise.
20266 * config/sparc/sparc.c: Likewise.
20267 * config/xtensa/xtensa.c: Likewise.
20268 * cselib.h: Likewise.
20269 * dbxout.c: Likewise.
20270 * dwarf2out.c: Likewise.
20271 * except.c: Likewise.
20272 * except.h: Likewise.
20273 * fixed-value.h: Likewise.
20274 * function.c: Likewise.
20275 * function.h: Likewise.
20276 * gimple.h: Likewise.
20277 * integrate.c: Likewise.
20278 * optabs.c: Likewise.
20279 * output.h: Likewise.
20280 * real.h: Likewise.
20282 * stringpool.c: Likewise.
20283 * tree-data-ref.c: Likewise.
20284 * tree-flow.h: Likewise.
20285 * tree-scalar-evolution.c: Likewise.
20286 * tree-ssa-address.c: Likewise.
20287 * tree-ssa-alias.h: Likewise.
20288 * tree-ssa-operands.h: Likewise.
20289 * tree.c: Likewise.
20290 * tree.h: Likewise.
20291 * varasm.c: Likewise.
20292 * varray.h: Likewise.
20294 * coretypes.h: Do not define GTY macro if it is already defined.
20295 * doc/gty.texi: Update GTY documentation to new syntax.
20296 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20297 annotations on structs.
20298 * gengtype-parse.c: Likewise.
20300 2009-04-22 Mark Heffernan <meheff@google.com>
20302 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20304 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20306 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20309 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20311 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20312 the same as a PLUS without a shift. Increase the cost of a
20315 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20317 * Makefile.in: Update dependencies.
20318 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20319 * errors.h: Remove bogus comment about compatibility.
20320 (warning): Update declaration.
20321 * genautomata.c: Update all calls to warning.
20322 * gimple.c: Do not include errors.h. Include toplev.h.
20323 * tree-ssa-structalias.c: Do not include errors.h.
20324 * omega.c: Likewise.
20325 * tree-ssa-reassoc.c: Likewise.
20326 * config/spu/spu-c.c: Likewise.
20327 * config/spu/t-spu-elf: Update dependencies.
20329 2009-04-22 Richard Guenther <rguenther@suse.de>
20331 PR tree-optimization/39824
20332 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20333 make sure the types are compatible.
20335 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20338 * c-common.c (c_parse_error): Take a token_flags parameter.
20339 Use token_type for the token type instead.
20340 Pass token_flags to cpp_type2name.
20341 * c-common.h (c_parse_error): Update declaration.
20342 * c-parser.c (c_parser_error): Pass 0 as token flags.
20344 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20346 PR rtl-optimization/39580
20347 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20349 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20351 * function.c (expand_function_end): Do not emit a jump to the "naked"
20352 return label for fall-through returns.
20353 * except.c (sjlj_emit_function_exit): Always place the call to the
20354 unregister function at the location installed by expand_function_end.
20356 2009-04-22 Richard Guenther <rguenther@suse.de>
20358 PR tree-optimization/39845
20359 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20360 (gen_inbound_check): Likewise.
20362 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20364 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20366 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20367 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20369 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20371 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20372 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20373 shift counts to avoid out-of-bounds array accesses.
20375 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20377 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20378 (Pmode): Move above.
20380 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20382 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20383 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20384 GET_CODE macro. Use IN_RANGE macro where appropriate.
20385 * config/alpha/alpha.h: Ditto.
20386 * config/alpha/alpha.md: Ditto.
20387 * config/alpha/constraints.md: Ditto.
20388 * config/alpha/predicates.md: Ditto.
20390 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20392 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20393 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20394 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20395 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20396 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20397 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20398 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20399 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20400 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20401 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20402 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20403 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20404 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20405 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20406 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20407 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20408 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20409 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20410 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20411 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20412 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20413 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20414 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20415 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20416 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20417 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20418 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20420 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20422 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20423 references from comments.
20424 * cfgbuild.c: (count_basic_blocks): Delete.
20425 (find_basic_blocks_1): Delete.
20426 (find_basic_blocks): Delete.
20427 * except.c (finish_eh_generation): Make static. Move comment from
20428 except.h here. Remove find_basic_blocks references from comments.
20429 * except.h (finish_eh_generation): Delete.
20430 * basic-block.h (find_basic_blocks): Delete.
20431 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20433 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20435 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20436 (sdbout_parms): Likewise.
20438 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20440 * config/sh/sh.c (prepare_cbranch_operands): Use
20441 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20442 (expand_cbranchdi4): Likewise.
20443 (from_compare): Add cast to enum type.
20444 (expand_cbranchsi4): Use add_reg_note.
20445 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20446 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20447 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20448 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20449 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20450 instead of CODE_FOR_nothing.
20451 (cbranchdi4): Likewise. Fix the order of arguments for
20453 (push_fpscr): Use add_reg_note.
20454 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20455 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20457 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20459 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20460 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20461 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20462 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20463 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20464 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20465 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20466 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20467 config/alpha/x-vms, config/arc/t-arc,
20468 config/arm/README-interworking, config/arm/arm-c.c,
20469 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20470 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20471 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20472 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20473 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20474 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20475 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20476 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20477 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20478 config/cris/t-elfmulti, config/crx/t-crx,
20479 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20480 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20481 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20482 config/h8300/t-h8300, config/i386/athlon.md,
20483 config/i386/darwin-libgcc.10.4.ver,
20484 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20485 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20486 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20487 config/i386/t-linux64, config/i386/t-nwld,
20488 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20489 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20490 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20491 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20492 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20493 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20494 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20495 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20496 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20497 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20498 config/m68k/t-uclinux, config/mcore/t-mcore,
20499 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20500 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20501 config/mips/crtn.asm, config/mips/irix-crti.asm,
20502 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20503 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20504 config/mips/mips-fixed.md, config/mips/sb1.md,
20505 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20506 config/mips/t-iris6, config/mips/t-isa3264,
20507 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20508 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20509 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20510 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20511 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20512 config/mn10300/t-linux, config/mn10300/t-mn10300,
20513 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20514 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20515 config/picochip/libgccExtras/clzsi2.asm,
20516 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20517 config/rs6000/darwin-libgcc.10.4.ver,
20518 config/rs6000/darwin-libgcc.10.5.ver,
20519 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20520 config/rs6000/t-aix43, config/rs6000/t-aix52,
20521 config/rs6000/t-darwin, config/rs6000/t-fprules,
20522 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20523 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20524 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20525 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20526 config/rs6000/t-rtems, config/rs6000/t-spe,
20527 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20528 config/score/t-score-elf, config/sh/divcost-analysis,
20529 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20530 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20531 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20532 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20533 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20534 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20535 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20536 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20537 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20538 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20539 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20540 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20541 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20542 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20543 * config/h8300/genmova.sh: Include copyright and license notices
20544 in generated output.
20545 * config/h8300/mova.md: Regenerate.
20546 * doc/install.texi2html: Include word "Copyright" in copyright
20547 notice and use name "Free Software Foundation, Inc.".
20548 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20549 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20550 ChangeLog-2007, ChangeLog-2008: Correct dates.
20552 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20554 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20555 NE_EXPR operations as well.
20556 * c-parser.c (c_parser_condition): Do not set location information on
20558 (c_parser_conditional_expression): Likewise.
20559 (c_parser_binary_expression): Set location information on operators.
20560 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20561 TRUTH_NOT_EXPR has been folded.
20562 * fold-const.c (fold_truth_not_expr): Copy location information from
20563 the incoming expression to the outgoing one.
20564 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20565 recursive calls on the LHS of the operator but pass that of the
20566 operator to recursive calls on the RHS of the operator. Set it
20568 (shortcut_cond_expr): Set the locus of the operator on the second
20569 COND_EXPR and that of the expression on the first in degenerate cases.
20570 Pass the locus of the expression to calls to shortcut_cond_r.
20571 Set the locus of the 'then' block on the associated jump, if any.
20572 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20573 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20574 expression to call to gimplify_boolean_expr.
20576 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20578 * config.gcc: Add additional configuration for
20579 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20580 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20581 (CPP_SPEC): Redefine for allowing -municode option.
20582 (STARTFILE_SPEC): Likewise.
20583 * config/i386/t-mingw-w64: New.
20584 * config/i386/mingw-w64.opt: New.
20585 (municode): Add new target option.
20586 * doc/invoke.texi (municode): Add documentation for new option.
20588 2009-04-21 Ian Lance Taylor <iant@google.com>
20590 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20591 Correct test for number of arguments.
20592 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20594 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20596 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20597 argument of emit_library_call.
20599 2009-04-21 Richard Guenther <rguenther@suse.de>
20601 PR middle-end/39829
20602 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20603 inside VIEW_CONVERT_EXPRs.
20605 2009-04-21 Martin Jambor <mjambor@suse.cz>
20607 * tree-switch-conversion.c (build_constructors): Split a long line.
20608 (constructor_contains_same_values_p): New function.
20609 (build_one_array): Create assigns of constants if possible, do not
20610 call mark_sym_for_renaming, call update_stmt.
20611 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20612 make_rename_temp. Do not call mark_symbols_for_renaming, call
20614 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20615 find_new_referenced_vars, call update_stmt.
20616 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20617 instead of calling make_rename_temp. Do not call
20618 find_new_referenced_vars or mark_symbols_for_renaming, call
20621 2009-04-21 Richard Guenther <rguenther@suse.de>
20623 PR tree-optimization/39827
20624 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20625 (tree_ssa_phiprop): Pass the correct array size.
20627 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20629 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20631 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20634 * c-typeck.c (lvalue_p): Move declaration ...
20635 * c-common.h (lvalue_p): ... to here.
20636 * c-common.c (candidate_equal_p): New.
20637 (add_tlist): Use it.
20638 (merge_tlist): Use it.
20639 (warn_for_collisions_1): Likewise.
20640 (warning_candidate_p): Accept more candidates.
20641 (verify_tree): A warning candidate can be an expression. Use
20644 2009-04-21 Ben Elliston <bje@au.ibm.com>
20647 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20648 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20649 options. Remove -mcall-solaris documentation.
20651 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20654 * doc/invoke.texi (-Wlong-long): Update description.
20655 * c-lex (interpret_integer): Only warn if there was no previous
20656 overflow and -Wlong-long is enabled.
20657 * c-decl.c (declspecs_add_type): Drop redundant flags.
20658 * c.opt (Wlong-long): Init to -1.
20659 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20660 and front-end warn_long_long. Wlong-long only depends on other
20661 flags if it is uninitialized.
20662 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20663 the same for CPP and FE.
20664 (restore_extension_diagnostics): Likewise.
20666 2009-04-20 Ian Lance Taylor <iant@google.com>
20668 Fix enum conversions which are invalid in C++:
20669 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20670 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20671 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20672 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20673 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20674 (dbxout_parms): Likewise.
20675 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20676 (df_clear_flags): Likewise.
20677 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20678 top_flag parameter to int.
20679 (df_chain_create_bb_process_use): Likewise.
20680 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20682 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20683 (df_ref_create_structure, df_def_record_1): Likewise.
20684 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20685 (df_notes_rescan): Change 0 to VOIDmode in function call.
20686 (df_get_call_refs, df_insn_refs_collect): Likewise.
20687 (df_bb_regs_collect): Likewise.
20688 (df_entry_block_defs_collect): Likewise.
20689 (df_exit_block_uses_collect): Likewise.
20690 * df.h: Update declarations.
20691 * double-int.c (double_int_divmod): Add cast to enum type.
20692 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20693 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20694 (based_loc_descr): Likewise.
20695 (loc_descriptor_from_tree_1): Change first_op and second_op to
20696 enum dwarf_location_atom. Add cast to enum type.
20697 * expmed.c (init_expmed): Change 0 to SET in function call.
20698 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20699 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20700 (do_store_flag): Likewise.
20701 * fixed-value.h (struct fixed_value): Change mode to enum
20703 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20704 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20706 (insert_insn_decl, insert_decl, insert_state): Likewise.
20707 (automata_list_finish): Likewise.
20708 * genrecog.c (process_define_predicate): Add cast to enum type.
20709 * gensupport.c (init_predicate_table): Add cast to enum type.
20710 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20712 (gimple_build_call_1, gimple_build_label): Likewise.
20713 (gimple_build_goto, gimple_build_asm_1): Likewise.
20714 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20715 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20716 (enum fallback): Rename from enum fallback_t.
20717 (fallback_t): Typedef as int.
20718 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20719 GSI_SAME_STMT in function call.
20720 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20722 (setup_reg_class_relations): Likewise.
20723 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20724 (setup_prohibited_class_mode_regs): Add cast to enum type.
20725 (setup_prohibited_mode_move_regs): Likewise.
20726 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20727 (record_address_regs): Change i to enum reg_class.
20728 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20729 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20730 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20731 (GET_MODE_2XWIDER_MODE): Likewise.
20732 (GET_CLASS_NARROWEST_MODE): Likewise.
20733 * omp-low.c (expand_omp_for): Add cast to enum type.
20734 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20735 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20736 * postreload.c (reload_cse_simplify_operands): Change rclass local
20738 * predict.c (combine_predictions_for_insn): Change best_predictor
20739 and predictor to enum br_predictor.
20740 (combine_predictions_for_bb): Likewise.
20741 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20742 use SET_PREDICT_EXPR_OUTCOME.
20743 * real.c (real_arithmetic): Change icode to code in function call.
20744 * reginfo.c (init_move_cost): Add casts to enum type.
20745 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20746 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20748 * reload.c (find_valid_class): Add casts to enum type.
20749 (push_reload): Change 0 to NO_REGS in function call.
20750 (find_reloads): Change this_alternative to array of enum
20751 reg_class. Remove some now-unnecessary casts.
20752 (make_memloc): Change 0 to VOIDmode in function call.
20753 * reload1.c (reload): Change 0 to VOIDmode in function call.
20754 (eliminate_regs_1, elimination_effects): Likewise.
20755 (eliminate_regs_in_insn): Likewise.
20756 (emit_input_reload_insns): Add cast to enum type.
20757 (delete_output_reload): Change 0 to VOIDmode in function call.
20758 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20759 to enum type in function call.
20760 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20761 (SET_PREDICT_EXPR_OUTCOME): Define.
20762 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20763 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20764 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20765 (dump_function): Likewise.
20766 * tree-dump.h: Update declarations.
20767 * tree-pass.h: Update declarations.
20768 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20769 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20771 (arm_rtx_costs_1): Correct parenthesization.
20772 (arm_rtx_costs): Add casts to enum type.
20773 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20774 (vfp_emit_fstmd): Use add_rg_note.
20775 (emit_multi_reg_push, emit_sfm): Likewise.
20776 (thumb_set_frame_pointer): Likewise.
20777 (arm_expand_prologue): Likewise.
20778 (arm_regno_class): Change return type to enum reg_class.
20779 (thumb1_expand_prologue): Use add_reg_note.
20780 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20781 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20783 * config/arm/gentune.sh: Add cast to enum type.
20784 * config/arm/arm-tune.md: Rebuild.
20785 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20786 (ix86_split_fp_branch, predict_jump): Likewise.
20787 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20788 insn_code to enum rtx_code.
20789 (ix86_builtin_vectorized_function): Add cast to enum type.
20790 * config/i386/i386.md (truncdfsf2): Change slot to enum
20792 (truncxf<mode>2, isinf<mode>2): Likewise.
20793 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20795 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20796 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20797 (insert_bundle_state): Change 1 to INSERT in function call.
20798 (ia64_add_bundle_selector_before): Likewise.
20799 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20800 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20801 (restore_stack_nonlocal): Likewise.
20802 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20804 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20806 (mips_rtx_costs): Likewise.
20807 (mips_override_options): Add casts to enum type.
20808 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20810 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20811 (store_reg, set_reg_plus_d): Likewise.
20812 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20813 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20815 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20817 (emit_unlikely_jump): Use add_reg_note.
20818 (rs6000_emit_allocate_stack): Likewise.
20819 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20820 (output_toc): Change 1 to INSERT in function call.
20821 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20822 (rs6000_initialize_trampoline): Likewise.
20823 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20825 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20826 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20827 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20828 (save_gprs): Use add_reg_note.
20829 (s390_emit_prologue): Likewise.
20830 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20831 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20832 (sparc_fold_builtin): Add cast to enum type.
20833 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20835 (spu_expand_prologue): Use add_reg_note.
20836 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20838 2009-04-20 Ian Lance Taylor <iant@google.com>
20840 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20841 (c_parser_postfix_expression_after_primary): Get VEC for list of
20842 arguments. Get original types of arguments. Call
20843 build_function_call_vec.
20844 (cached_expr_list_1, cached_expr_list_2): New static variables.
20845 (c_parser_expr_list): Change return type to VEC *. Add
20846 p_orig_types parameter. Change all callers.
20847 (c_parser_release_expr): New static function.
20848 (c_parser_vec_to_tree_list): New static function.
20849 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20850 call build_function_call_vec.
20851 (build_function_call_vec): New function, based on old
20852 build_function_call.
20853 (convert_arguments): Remove nargs and argarray parameters. Change
20854 values to a VEC. Add origtypes parameter.
20855 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20856 (convert_for_assignment): Add origtype parameter. Change all
20857 callers. If warn_cxx_compat, check for conversion to an enum
20858 type when calling a function.
20859 (store_init_value): Add origtype parameter. Change all callers.
20860 (digest_init): Likewise.
20861 (struct init_node): Add origtype field.
20862 (add_pending_init): Add origtype parameter. Change all callers.
20863 (output_init_element): Likewise.
20864 (output_pending_init_elements): Pass origtype from init_node to
20865 output_init_element.
20866 (process_init_element): Pass origtype from c_expr to
20867 output_init_element.
20868 (c_finish_return): Add origtype parameter. Change all callers.
20869 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20871 (sync_resolve_params): Likewise.
20872 (sync_resolve_return): Change params to first_param. Change caller.
20873 (resolve_overloaded_builtins): Change params to VEC *. Change
20874 callers. Save first parameter around call to build_function_call_vec.
20875 * c-decl.c (finish_decl): Add origtype parameter. Change all
20876 callers. Call build_function_call_vec rather than
20877 build_function_call for cleanup.
20878 * c-tree.h: Update declarations.
20879 * c-common.h: Update declarations.
20880 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20881 params to first_param.
20882 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20883 params parameter from tree to void *.
20884 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20885 Change arglist parameter to have type void *, and to be a pointer
20887 * config/rs6000/rs6000-protos.h
20888 (altivec_resolve_overloaded_builtin): Update declaration.
20889 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20890 fnargs parameter to have type void *, and to be a pointer to a
20891 VEC. Call build_function_call_vec instead of
20892 build_function_call.
20893 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20895 2009-04-20 Joey Ye <joey.ye@intel.com>
20896 Xuepeng Guo <xuepeng.guo@intel.com>
20897 H.J. Lu <hongjiu.lu@intel.com>
20899 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20901 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20902 (IX86_LEA_PRIORITY): Likewise.
20903 (distance_non_agu_define): New function.
20904 (distance_agu_use): Likewise.
20905 (ix86_lea_for_add_ok): Likewise.
20906 (ix86_dep_by_shift_count): Likewise.
20908 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20909 should split for LEA.
20911 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20913 (ix86_dep_by_shift_count): Likewise.
20915 2009-04-20 Richard Guenther <rguenther@suse.de>
20917 * expr.c (handled_component_p): Move ...
20918 * tree.h (handled_component_p): ... here.
20919 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20920 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20921 and REALPART_EXPR to be in one group.
20923 2009-04-20 Richard Guenther <rguenther@suse.de>
20925 * basic-block.h (get_all_dominated_blocks): Declare.
20926 * dominance.c (get_all_dominated_blocks): New function.
20927 * tree-cfg.c (get_all_dominated_blocks): Remove.
20928 (remove_edge_and_dominated_blocks): Adjust.
20929 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20930 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20931 instead of recursing.
20933 2009-04-20 Doug Kwan <dougkwan@google.com>
20935 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20936 (struct cgraph_node_set_def): New type.
20937 (cgraph_node_set) New type. Also declare vector functions.
20938 (struct cgraph_node_set_element_def): New type.
20939 (cgraph_node_set_element): Ditto.
20940 (cgraph_node_set_iterator): New iterator type.
20941 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20942 cgraph_node_set_remove, dump_cgraph_node_set,
20943 debug_cgraph_node_set): New prototypes.
20944 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20945 cgraph_node_set_size): New inlines.
20946 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20947 including cgraph.h.
20948 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20949 argument to function 'write_summary'.
20950 * ipa.c: Include ggc.h.
20951 (hash_cgraph_node_set_element,
20952 eq_cgraph_node_set_element, cgraph_node_set_new,
20953 cgraph_node_set_add, cgraph_node_set_remove,
20954 cgraph_node_set_find, dump_cgraph_node_set,
20955 debug_cgraph_node_set): New functions.
20956 * Makefile.in (ipa.o): Add dependency on GGC_H.
20958 2009-04-20 Ira Rosen <irar@il.ibm.com>
20960 PR tree-optimization/39675
20961 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20962 check of the return code of vect_schedule_slp. Check that
20963 stmt_vec_info still exists for the statement, before checking its
20964 vectorization type.
20966 2009-04-20 Michael Matz <matz@suse.de>
20968 * Makefile.in (generated_files): Take out $(simple_generated_c).
20970 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20972 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20973 (UINTPTR_TYPE): Likewise.
20975 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20978 * c-typeck.c (digest_init): Check for initializing an array with a
20981 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20984 * c-semantics.c (pop_stmt_list): Propagate
20985 STATEMENT_LIST_HAS_LABEL to parent statement list.
20987 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20989 * config/mips/mips.h (mips_tune_attr): New macro.
20990 * config/mips/mips.md (cpu): Use it.
20992 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20995 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20998 2009-04-19 Diego Novillo <dnovillo@google.com>
21000 * toplev.c (compile_file): Move call to coverage_finish ...
21001 * cgraphunit.c (ipa_passes): ... here.
21002 Call cgraph_process_new_functions.
21003 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21004 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21006 2009-04-19 Jan Hubicka <jh@suse.cz>
21008 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21010 (dump_cgraph_node): Dump can throw external flag.
21011 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21013 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21017 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21018 * common.opt (Wlogical-op): Move from here...
21019 * c.opt (Wlogical-op): ... to here.
21020 * c-typeck.c (parser_build_binary_op): Update call to
21021 warn_logical_operator.
21022 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21024 * c-common.c (warn_logical_op): Update.
21025 * c-common.h (warn_logical_op): Update declaration.
21027 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21029 * tree.c (protected_set_expr_location): Fix formatting.
21031 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21034 * c-typeck.c (readonly_warning): new.
21035 (build_unary_op, build_modify_expr): Use readonly_warning for
21036 storing into something readonly but not const-qualified.
21038 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21041 * c-typeck.c (build_unary_op): Check for taking address of
21042 expression of type void.
21044 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21047 * c-typeck.c (build_function_call): Check for calling a function
21048 with qualified void return types. Call require_complete_type when
21051 2009-04-18 Jan Hubicka <jh@suse.cz>
21053 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21055 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21056 can_throw_external flag.
21057 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21058 * ipa-pure-const.c (ignore_edge): New function.
21059 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21060 only over can_throw_external edges.
21061 (local_pure_const): Add nothrow flag.
21062 * ipa-utils.c (searchc): Add ignore_edge callback.
21063 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21064 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21065 (set_nothrow_function_flags): Update cgraph.
21066 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21068 2009-04-18 Richard Guenther <rguenther@suse.de>
21070 PR middle-end/39804
21071 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21072 (fold_stmt): ... this and ...
21073 (fold_stmt_inplace): ... this.
21074 (fold_stmt_1): Fold references in calls and asms.
21075 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21077 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21079 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21080 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21082 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21084 * tree.c (function_args_count): Remove.
21085 * tree.h: Remove the prototype for function_args_count.
21087 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21089 * tree-iterator.c (expr_only): Remove.
21090 * tree.h: Remove the prototype for expr_only.
21092 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21094 * reginfo.c (cannot_change_mode_set_regs): Remove.
21095 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21097 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21099 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21100 whether operands 0 and 1 overlaps.
21102 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21104 PR middle-end/36902
21105 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21106 pointer. Use warning_at instead of warning.
21107 (search_for_addr_array): Likewise.
21108 (check_array_bounds): Likewise.
21109 (check_all_array_refs): Check that the incoming edge is not in the
21110 list of edges to be removed.
21111 (check_all_array_refs): Avoid the temporal pointer.
21112 (vrp_visit_cond_stmt): Fix typo.
21113 (simplify_switch_using_ranges): Handle the case where the switch
21114 index is an integer constant.
21116 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21118 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21120 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21122 * doc/extend.texi, doc/invoke.texi: Fix typos.
21124 2009-04-17 Cary Coutant <ccoutant@google.com>
21126 * tree-flow-inline.h (get_lineno): Fix inverted test.
21128 2009-04-17 Diego Novillo <dnovillo@google.com>
21130 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21131 assertion for AVAIL_OUT.
21133 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21136 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21137 * config/sh/linux-atomic.asm: Likewise.
21139 2009-04-17 Diego Novillo <dnovillo@google.com>
21141 * except.c (debug_eh_tree): New.
21142 (struct eh_region, struct eh_status): Move ...
21143 * except.h: ... here.
21144 (add_type_for_runtime): Declare extern.
21145 (lookup_type_for_runtime): Likewise.
21146 (debug_eh_tree): Declare.
21147 * Makefile.in (GTFILES): List except.h before except.c
21149 2009-04-17 Diego Novillo <dnovillo@google.com>
21151 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21152 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21153 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21154 (find_vars_r): ... here.
21155 * tree-flow.h (find_referenced_vars_in): Declare.
21156 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21157 that AVAIL_OUT exists for BLOCK.
21158 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21159 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21160 (tree-parloops.o): Likewise.
21162 2009-04-17 Simon Baldwin <simonb@google.com>
21164 * toplev.c (default_tree_printer): Add handling for %E format.
21166 2009-04-17 Diego Novillo <dnovillo@google.com>
21168 * tree-pretty-print.c (dump_generic_node): Add break after
21169 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21170 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21171 FUNCTION_TYPE together. Call print_struct_decl when printing
21172 structures and TDF_SLIM is not given.
21173 (print_struct_decl): Fix logic for detecting recursion.
21175 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21178 * gcc.c (create_at_file): New.
21179 (compile_input_file_p): New.
21180 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21181 * main.c (main): Update call to toplev_main.
21182 * toplev.c (toplev_main): Change signature. Call expandargv.
21183 * toplev.h (toplev_main): Change signature.
21185 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21187 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21188 if the latter is not constant.
21190 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21192 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21194 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21196 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21197 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21199 2009-04-17 Richard Guenther <rguenther@suse.de>
21201 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21202 Handle component references view-converting an invariant address.
21204 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21206 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21207 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21208 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21209 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21210 Use @deftypevr rather than @deftypevar.
21212 2009-04-17 Richard Guenther <rguenther@suse.de>
21214 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21215 (get_prop_source_stmt): Likewise.
21216 (can_propagate_from): Likewise.
21218 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21220 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21221 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21222 (--with-multilib-list): Add default value.
21223 * configure: Regenerate.
21224 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21225 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21226 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21227 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21228 Don't add default cpu to multilib list unnecessarily, but do enable
21229 the relevant compiler option..
21230 Add support for --with-multilib-list=<blank> and
21231 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21232 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21233 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21234 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21235 TM_MULTILIB_CONFIG.
21236 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21237 (MULTILIB_OSDIRNAMES): New variable.
21238 * config/sh/t-1e: Delete file.
21239 * config/sh/t-mlib-sh1: Delete file.
21240 * config/sh/t-mlib-sh2: Delete file.
21241 * config/sh/t-mlib-sh2a: Delete file.
21242 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21243 * config/sh/t-mlib-sh2a-single: Delete file.
21244 * config/sh/t-mlib-sh2a-single-only: Delete file.
21245 * config/sh/t-mlib-sh2e: Delete file.
21246 * config/sh/t-mlib-sh3e: Delete file.
21247 * config/sh/t-mlib-sh4: Delete file.
21248 * config/sh/t-mlib-sh4-nofpu: Delete file.
21249 * config/sh/t-mlib-sh4-single: Delete file.
21250 * config/sh/t-mlib-sh4-single-only: Delete file.
21251 * config/sh/t-mlib-sh4a: Delete file.
21252 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21253 * config/sh/t-mlib-sh4a-single: Delete file.
21254 * config/sh/t-mlib-sh4a-single-only: Delete file.
21255 * config/sh/t-mlib-sh4al: Delete file.
21256 * config/sh/t-mlib-sh5-32media: Delete file.
21257 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21258 * config/sh/t-mlib-sh5-64media: Delete file.
21259 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21260 * config/sh/t-mlib-sh5-compact: Delete file.
21261 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21262 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21263 * doc/install.texi (Options specification): Add
21264 --with-multilib-list and --with-endian.
21266 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21268 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21270 (OBJS-common): Add plugin-version.o.
21271 (plugin-version.o): New.
21272 * gcc-plugin.h (plugin_gcc_version): New.
21273 (plugin_default_version_check): New.
21274 (plugin_init_func, plugin_init): Add version argument.
21275 * plugin-version.c: New.
21276 * plugin.c (str_plugin_gcc_version_name): New.
21277 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21278 pass it to the init function.
21279 (plugin_default_version_check): New.
21281 2009-04-17 Richard Guenther <rguenther@suse.de>
21283 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21284 for decl-vs-decl disambiguation.
21286 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21288 * config/s390/s390.h (s390_tune_attr): New macro definition.
21289 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21291 2009-04-17 Richard Guenther <rguenther@suse.de>
21293 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21294 (fold_stmt_r): Likewise.
21295 (maybe_fold_reference): New function.
21296 (fold_gimple_assign): Handle cases fold_stmt_r did.
21297 (fold_stmt): Do not use fold_stmt_r.
21298 (fold_stmt_inplace): Likewise.
21300 2009-04-17 Richard Guenther <rguenther@suse.de>
21302 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21303 (record_equivalences_from_stmt): Remove useless checks and
21305 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21306 the type is already suitable.
21308 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21310 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21312 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21314 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21315 (CMPtype): Define as __gcc_CMPtype.
21317 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21319 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21320 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21322 2009-04-17 Richard Guenther <rguenther@suse.de>
21324 PR tree-optimization/39746
21325 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21326 special-casing for builtins and static variable use/def.
21327 (call_may_clobber_ref_p_1): Likewise.
21329 2009-04-16 Ian Lance Taylor <iant@google.com>
21331 * df.h: Include "timevar.h".
21332 (struct df_problem): Change tv_id field to timevar_id_t.
21333 * tree-pass.h: Include "timevar.h".
21334 (struct opt_pass): Change tv_id field to timevar_id_t.
21335 * timevar.h (timevar_id_t): Define TV_NONE.
21336 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21337 TV_NONE rather than tv_id != 0.
21338 (execute_one_pass): Likewise.
21339 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21340 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21341 dependencies to $(TREE_PASS_H).
21342 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21344 (pass_branch_target_load_optimize2): Likewise.
21345 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21346 (pass_outof_cfg_layout_mode): Likewise.
21347 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21348 (pass_rebuild_cgraph_edges): Likewise.
21349 (pass_remove_cgraph_callee_edges): Likewise.
21350 * df-core.c (pass_df_initialize_opt): Likewise.
21351 (pass_df_initialize_no_opt): Likewise.
21352 (pass_df_finish): Likewise.
21353 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21354 * except.c (pass_set_nothrow_function_flags): Likewise.
21355 (pass_convert_to_eh_region_ranges): Likewise.
21356 * final.c (pass_compute_alignments): Likewise.
21357 * function.c (pass_instantiate_virtual_regs): Likewise.
21358 (pass_init_function): Likewise.
21359 (pass_leaf_regs): Likewise.
21360 (pass_match_asm_constraints): Likewise.
21361 * gimple-low.c (pass_lower_cf): Likewise.
21362 (pass_mark_used_blocks): Likewise.
21363 * init-regs.c (pass_initialize_regs): Likewise.
21364 * integrate.c (pass_initial_value_sets): Likewise.
21365 * ira.c (pass_ira): Likewise.
21366 * jump.c (pass_cleanup_barriers): Likewise.
21367 * omp-low.c (pass_expand_omp): Likewise.
21368 (pass_lower_omp): Likewise.
21369 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21370 * recog.c (pass_split_all_insns): Likewise.
21371 (pass_split_after_reload): Likewise.
21372 (pass_split_before_regstack): Likewise.
21373 (pass_split_before_sched2): Likewise.
21374 (pass_split_for_shorten_branches): Likewise.
21375 * reginfo.c (pass_reginfo_init): Likewise.
21376 (pass_subregs_of_mode_init): Likewise.
21377 (pass_subregs_of_mode_finish): Likewise.
21378 * passes.c (pass_postreload): Likewise.
21379 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21380 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21381 (pass_warn_function_return): Likewise.
21382 (pass_warn_function_noreturn): Likewise.
21383 * tree-complex.c (pass_lower_complex): Likewise.
21384 (pass_lower_complex_O0): Likewise.
21385 * tree-if-conv.c (pass_if_conversion): Likewise.
21386 * tree-into-ssa.c (pass_build_ssa): Likewise.
21387 * tree-mudflap.c (pass_mudflap_1): Likewise.
21388 (pass_mudflap_2): Likewise.
21389 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21390 (pass_mudflap_2): Likewise.
21391 * tree-nrv.c (pass_return_slot): Likewise.
21392 * tree-object-size.c (pass_object_sizes): Likewise.
21393 * tree-optimize.c (pass_all_optimizations): Likewise.
21394 (pass_early_local_passes): Likewise.
21395 (pass_all_early_optimizations): Likewise.
21396 (pass_cleanup_cfg): Likewise.
21397 (pass_cleanup_cfg_post_optimizing): Likewise.
21398 (pass_free_datastructures): Likewise.
21399 (pass_free_cfg_annotations): Likewise.
21400 (pass_fixup_cfg): Likewise.
21401 (pass_init_datastructures): Likewise.
21402 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21403 (pass_late_warn_uninitialized): Likewise.
21404 (pass_update_address_taken): Likewise.
21405 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21406 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21407 (pass_cse_sincos): Likewise.
21408 (pass_convert_to_rsqrt): Likewise.
21409 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21410 * tree-stdarg.c (pass_stdarg): Likewise.
21411 * tree-tailcall.c (pass_tail_recursion): Likewise.
21412 (pass_tail_calls): Likewise.
21413 * tree-vect-generic.c (pass_lower_vector): Likewise.
21414 (pass_lower_vector_ssa): Likewise.
21415 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21417 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21419 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21421 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21423 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21424 logical and signext.
21426 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21429 * config/sh/predicates.md (arith_operand): Check if the operand
21430 of TRUNCATE is a REG.
21432 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21434 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21435 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21437 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21439 * tree-iterator.c (tsi_split_statement_list_after,
21440 tsi_split_statement_list_before): Remove.
21441 * tree-iterator.h: Remove the prototypes for
21442 tsi_split_statement_list_after and tsi_split_statement_list_before.
21444 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21446 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21447 * tree-ssa-propagate.h: Remove the prototype for
21448 stmt_makes_single_load.
21450 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21452 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21453 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21455 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21457 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21459 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21461 * except.c (eh_region_outer_p): Remove.
21462 * except.h: Remove the prototype for eh_region_outer_p.
21464 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21466 * function.c (current_function_assembler_name): Remove.
21467 * function.h: Remove the prototype for
21468 current_function_assembler_name.
21470 2009-04-16 Ian Lance Taylor <iant@google.com>
21472 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21473 (add_reg_note): Call alloc_reg_note.
21474 * rtl.h (alloc_reg_note): Declare.
21475 * combine.c (try_combine): Use alloc_reg_note.
21476 (recog_for_combine, move_deaths): Likewise.
21477 (distribute_notes): Use alloc_reg_note and add_reg_note.
21478 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21479 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21480 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21482 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21484 PR rtl-optimization/39762
21485 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21486 ira_may_move_out_cost): Add comments about way of their usage.
21487 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21489 * ira-conflicts.c (process_regs_for_copy): Use function
21490 ira_get_register_move_cost instead of global
21491 ira_register_move_cost.
21493 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21494 color_pass, move_spill_restore, update_curr_costs): Ditto.
21496 * ira-lives.c (process_single_reg_class_operands): Ditto.
21498 * ira-emit.c (emit_move_list): Ditto.
21500 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21501 (record_reg_classes): Ditto. Use functions
21502 ira_get_register_move_cost and ira_get_may_move_cost instead of
21503 global vars ira_register_move_cost, ira_may_move_out_cost and
21504 ira_may_move_in_cost.
21505 (record_address_regs): Don't call ira_init_register_move_cost.
21506 Use function ira_get_may_move_cost instead of global
21507 ira_may_move_in_cost.
21508 (process_bb_node_for_hard_reg_moves): Use function
21509 ira_get_register_move_cost instead of global ira_register_move_cost.
21510 (ira_costs): Don't call ira_init_register_move_cost.
21512 2009-04-16 Richard Guenther <rguenther@suse.de>
21514 * tree-cfg.c (verify_gimple_assign_binary):
21515 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21516 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21517 (create_general_new_stmt): Note that this function is broken.
21519 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21521 * common.opt (fhelp): Add Var(help_flag).
21522 * gcc-plugin.h (plugin_info): Add help.
21523 * plugin.c (plugin_name_args): Add help.
21524 (register_plugin_info): Set plugin->help.
21525 (print_help_one_plugin): New.
21526 (print_plugins_help): New.
21527 * plugin.h (print_plugins_help): New.
21528 * toplev.c (toplev_main): Call print_plugins_help if needed.
21530 2009-04-16 Richard Guenther <rguenther@suse.de>
21532 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21533 (gimple_ior_addresses_taken_1): New function.
21534 (gimple_ior_addresses_taken): Likewise.
21535 * gimple.h (struct gimple_statement_with_ops_base): Remove
21536 addresses_taken member.
21537 (gimple_ior_addresses_taken): Declare.
21538 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21539 gimple_set_addresses_taken): Remove.
21540 * ipa-reference.c (mark_address): New function.
21541 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21542 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21543 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21544 (gimple_add_to_addresses_taken): Remove.
21545 (get_tmr_operands): Call mark_address_taken.
21546 (get_asm_expr_operands): Likewise.
21547 (get_expr_operands): Likewise.
21548 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21549 (free_stmt_operands): Do not free it.
21550 * tree-ssa.c (delete_tree_ssa): Likewise.
21551 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21553 2009-04-16 Richard Guenther <rguenther@suse.de>
21555 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21556 (walk_stmt_load_store_ops): Likewise.
21557 * gimple.c (get_base_loadstore): New function.
21558 (walk_stmt_load_store_addr_ops): Likewise.
21559 (walk_stmt_load_store_ops): Likewise.
21560 * ipa-pure-const.c (check_op): Simplify.
21561 (check_load, check_store): New functions.
21562 (check_stmt): Use walk_stmt_load_store_ops.
21563 * ipa-reference.c (mark_load): Adjust signature.
21564 (mark_store): Likewise.
21565 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21567 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21569 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21570 (plugin_info): New.
21571 * opts.c (common_handle_option): Don't call print_version.
21572 * plugin.c (plugin_name_args): Add version.
21573 (register_plugin_info): New.
21574 (register_callback): Handle PLUGIN_INFO.
21575 (try_init_one_plugin): New.
21576 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21578 (finalize_one_plugin): New.
21579 (finalize_plugins): New.
21580 (print_one_plugin): New.
21581 (print_plugins_versions): New.
21582 * plugin.h (print_plugins_versions): New.
21583 (finalize_plugins): New.
21584 * toplev.c (compile_file): Don't call initialize_plugins.
21585 (print_version): Call print_plugins_versions.
21586 (toplev_main): Call initialize_plugins. Print version if needed.
21587 Call finalize_plugins.
21589 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21591 * common.opt (fversion): New.
21592 * gcc.c (print_version): New.
21593 (process_command): Don't print the version. Just set print_version.
21594 (main): Print version. Call subprocesses if print_version and
21595 verbose_flag are set.
21596 * opts.c (common_handle_option): Handle OPT_fversion.
21598 2009-04-16 Richard Guenther <rguenther@suse.de>
21599 Ira Rosen <irar@il.ibm.com>
21601 PR tree-optimization/39698
21602 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21603 type of the reduction variable. Only generate the def if
21606 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21607 make sure to first convert to an integer of the same precision.
21608 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21609 the type of the evolution correctly in computing the new
21610 induction variable base.
21612 2009-04-16 Richard Guenther <rguenther@suse.de>
21614 PR middle-end/39625
21615 * tree-cfg.c (make_blocks): Split statements with to-be
21616 abnormal SSA names on the lhs.
21618 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21620 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21621 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21622 * c-typeck.c (really_start_incremental_init): Likewise.
21623 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21624 (TARGET_INITIALIZER): Remove it.
21625 * target.h (struct target): Remove vector_opaque_p.
21626 * tree.c (build_opaque_vector_type): New.
21627 * tree.h (TYPE_VECTOR_OPAQUE): New.
21628 (build_opaque_vector_type): Declare.
21629 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21630 * config/rs6000/rs6000.c (build_opaque_vector_type,
21631 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21632 (rs6000_init_builtins): Use build_opaque_vector_type for
21633 opaque_V4SI_type_node.
21635 2009-04-15 Catherine Moore <clm@codesourcery.com>
21637 * debug.h (set_name): Declare.
21638 * dwarf2out.c (dwarf2out_set_name): Declare.
21639 (dwarf2_debug_hooks): Add set_name.
21640 (find_AT_string): New.
21641 (add_AT_string): Call find_AT_string.
21642 (dwarf2out_set_name): New.
21643 * cp/decl.c (grokdeclarator): Call set_name.
21644 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21645 * debug.c (do_nothing_debug_hooks): Likewise.
21646 * dbxout.c (dbx_debug_hooks): Likewise.
21647 * sdbout.c (sdb_debug_hooks): Likewise.
21649 2009-04-15 Michael Eager <eager@eagercon.com>
21651 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21652 reg for single-precision FPU.
21653 * config/rs6000/rs6000.md (movsi_internal1): Only for
21654 !TARGET_SINGLE_FPU.
21655 (movsi_internal1_single): New. Add pattern to move SI values to/from
21656 single-precision FP regs.
21658 2009-04-15 Richard Guenther <rguenther@suse.de>
21660 * omp-low.c (lower_rec_input_clauses): Build correct address
21662 (expand_omp_for_generic): Fix multiplication type.
21663 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21664 (generate_memset_zero): Fix types.
21665 * tree-profile.c (prepare_instrumented_value): Correctly
21668 2009-04-15 Ian Lance Taylor <iant@google.com>
21670 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21671 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21672 for -Wall and for -Wc++-compat.
21673 (c_common_post_options): For C++, set warn_enum_compare if not
21675 * c-tree.h (struct c_expr): Add field original_type.
21676 (build_external_ref): Update declaration.
21677 * c-parser.c (c_parser_braced_init): Set original_type.
21678 (c_parser_initelt): Likewise.
21679 (c_parser_expr_no_commas): Likewise.
21680 (c_parser_conditional_expression): Likewise.
21681 (c_parser_cast_expression): Likewise.
21682 (c_parser_unary_expression): Likewise. Pull setting of
21683 original_code to top of function.
21684 (c_parser_sizeof_expression): Set original_type.
21685 (c_parser_alignof_expression): Likewise.
21686 (c_parser_postfix_expression): Likewise. Pull setting of
21687 original_code to top of function.
21688 (c_parser_postfix_expression_after_paren_type): Set original_type.
21689 (c_parser_postfix_expression_after_primary): Likewise.
21690 (c_parser_expression): Likewise.
21691 * c-typeck.c (build_external_ref): Add type parameter. Change all
21693 (c_expr_sizeof_expr): Set original_type field.
21694 (parser_build_unary_op): Likewise.
21695 (parser_build_binary_op): Likewise. Optionally warn about
21696 comparisons of enums of different types.
21697 (digest_init): Set original_type field.
21698 (really_start_incremental_init): Likewise.
21699 (push_init_level, pop_init_level): Likewise.
21700 * doc/invoke.texi (Warning Options): -Wenum-compare now
21703 2009-04-15 Richard Guenther <rguenther@suse.de>
21705 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21706 out a necessary conversion.
21707 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21708 names we didn't value number.
21709 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21711 2009-04-15 Richard Guenther <rguenther@suse.de>
21713 PR tree-optimization/39764
21714 * tree-ssa-ccp.c (get_value): Canonicalize value with
21715 canonicalize_float_value.
21717 2009-04-15 Jan Hubicka <jh@suse.cz>
21719 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21720 Wrong version of patch.
21722 2009-04-15 Jan Hubicka <jh@suse.cz>
21724 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21726 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21728 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21729 our distinct integral and vector types.
21731 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21733 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21734 * init.c (build_vtbl_address): Remove call to assemble_external.
21736 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21738 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21739 output for other floating point modes.
21741 2009-04-14 Diego Novillo <dnovillo@google.com>
21743 * diagnostic.c (diagnostic_report_diagnostic): Do not
21744 warn about loaded plugins for DK_ERROR and DK_WARNING.
21745 * c-decl.c (declspecs_add_type): Move call to
21746 invoke_plugin_callbacks ...
21747 * c-parser.c (c_parser_declspecs): ... here.
21748 * plugin.c (dump_active_plugins): Tidy output.
21750 2009-04-14 Diego Novillo <dnovillo@google.com>
21751 Le-Chun Wu <lcwu@google.com>
21753 * configure.ac: Add --enable-plugin support.
21754 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21755 * Makefile.in (PLUGIN_H): Define.
21756 Export ENABLE_PLUGIN and GMPINC to site.exp.
21757 Add PLUGINLIBS to link command.
21758 Add/modify dependencies for plugin.o and files including plugin.h.
21760 * config.in: Regenerate.
21762 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21765 2009-04-14 Le-Chun Wu <lcwu@google.com>
21767 * tree-pass.h (register_one_dump_file): Add a prototype for
21768 register_one_dump_file.
21769 * toplev.c (compile_file): Call initialize_plugins.
21770 (do_compile): Call invoke_plugin_callbacks.
21771 (toplev_main): Call invoke_plugin_callbacks.
21772 * common.opt: Add -fplugin= and -fplugin-arg-.
21773 * gcc-plugin.h: New public header file for plugins to include.
21774 * plugin.c: New source file.
21775 * plugin.h: New internal header file.
21776 * passes.c (register_one_dump_file): Make it external.
21778 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21780 2009-04-14 Diego Novillo <dnovillo@google.com>
21782 * doc/plugins.texi: New.
21783 * doc/gccint.texi: Add reference to Plugins chapter.
21784 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21785 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21786 loaded plugins, if any.
21787 * timevar.def (TV_PLUGIN_INIT): Define.
21788 (TV_PLUGIN_RUN): Define.
21789 * plugin.c: Include timevar.h
21790 (plugins_active_p): New.
21791 (dump_active_plugins): New.
21792 (debug_active_plugins): New.
21794 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21796 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21798 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21800 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21802 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21803 the same as a minus without a shift.
21805 2009-04-14 Nick Clifton <nickc@redhat.com>
21807 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21808 comparisons with small integers will always produce a short
21811 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21814 2008-12-19 Diego Novillo <dnovillo@google.com>
21816 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21818 2009-04-14 Richard Guenther <rguenther@suse.de>
21820 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21822 (verify_gimple_assign_binary): Likewise. Handle shifts and
21824 (verify_gimple_phi): Print the mismatched argument position.
21825 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21827 (vect_update_init_of_dr): Likewise.
21828 * matrix-reorg.c (transform_access_sites): Do what the
21830 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21832 2009-04-13 Michael Eager <eager@eagercon.com>
21834 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21835 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21836 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21837 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21838 remove duplicate config
21840 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21842 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21843 file_name:line_number type locator of the call site.
21845 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21847 * genautomata.c: Put blank after comma.
21848 (automaton_decls): New.
21849 (struct unit_usage): Add comments to member next.
21850 (store_alt_unit_usage): Keep the list ordered.
21851 (unit_present_on_list_p, equal_alternatives_p): New.
21852 (check_regexp_units_distribution): Check units distribution
21853 correctness correctly.
21854 (main): Don't write automata if error is found. Return correct
21857 * config/m68k/cf.md (cfv4_ds): Remove.
21858 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21859 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21861 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21862 power4-load-ext, power4-store, power4-store-update,
21863 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21864 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21865 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21866 power4-sqrt, power4-isync): Modify reservation to make correct
21867 unit distribution to automata.
21869 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21870 power5-store-update, power5-two, power5-three, power5-lmul,
21871 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21873 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21875 * except.c (pass_set_nothrow_function_flags): Set name and add
21877 (set_nothrow_function_flags): Mention in the dump file when
21878 changing a function to nothrow.
21880 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21883 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21884 instead of unsigned long.
21886 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21888 * config/arm/arm.c (return_used_this_function): Remove.
21889 (arm_output_function_prologue): Remove use of
21890 return_used_this_function.
21891 (output_return_instruction): Replace use of
21892 return_used_this_function
21893 by cfun->machine->return_used_this_function.
21894 (arm_output_epilogue): Likewise.
21895 (arm_output_function_epilogue): Likewise.
21896 (thumb_unexpanded_epilogue): Likewise.
21897 * config/arm/arm.h (struct machine_function):
21898 New member return_used_this_function.
21900 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21902 * doc/install.texi: Correct description of default directory for
21903 --with-gxx-include-dir.
21905 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21907 * fold-const.c (build_range_check): Properly deal with enumeral and
21908 boolean base types.
21910 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21912 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21913 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21914 * params.h (MAX_GCSE_PASSES): Remove.
21915 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21916 in sequence. Remove ability to run multiple passes.
21917 (bypass_jumps): Report run as third CPROP pass.
21919 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21921 PR middle-end/39651
21922 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21923 when deciding whether the whole SEQUENCE can throw.
21925 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21928 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21929 offseted label references.
21931 2009-04-11 Jan Hubicka <jh@suse.cz>
21933 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21935 2009-04-11 Richard Guenther <rguenther@suse.de>
21937 PR middle-end/39732
21938 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21939 return variables as TREE_ADDRESSABLE.
21941 2009-04-11 Richard Guenther <rguenther@suse.de>
21943 PR tree-optimization/39713
21944 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21945 reference trees have SSA_NAME operands.
21947 2009-04-11 Richard Guenther <rguenther@suse.de>
21950 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21951 address expressions.
21953 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21955 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21956 match changes in Cygwin 1.7
21957 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21958 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21960 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21962 PR tree-optimization/39701
21963 * doc/invoke.texi (Optimization Options): Document change in
21964 meaning and initialization of -fdelete-null-pointer-checks.
21966 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21968 PR middle-end/39701
21969 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21971 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21974 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21976 2009-04-10 Chao-ying Fu <fu@mips.com>
21978 * doc/tm.texi (Instruction Output): Document
21979 TARGET_ASM_FINAL_POSTSCAN_INSN.
21980 * target.h (final_postscan_insn): New field in asm_out.
21981 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21982 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21983 * final.c (final_scan_insn): Call
21984 targetm.asm_out.final_postscan_insn after outputting
21985 an asm macro and a normal instruction.
21987 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21988 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21989 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21990 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21991 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21993 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21995 PR middle-end/39701
21996 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21997 variables as non-NULL even with -fdelete-null-pointer-checks.
21999 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22001 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22003 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22006 * config/i386/i386.c (classify_argument): Handle SCmode with
22007 (bit_offset % 64) != 0.
22009 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22011 * doc/invoke.texi (Optimize Options): Add cross-reference to
22012 -Q --help=optimizers examples.
22014 2009-04-10 Ben Elliston <bje@au.ibm.com>
22017 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22018 regalign for the reg == fpr and TDmode case.
22020 2009-04-09 David Ayers <ayers@fsfe.org>
22023 * objc/objc-act.c (warn_with_method): Remove helper function.
22024 (check_duplicates): Call warning and inform directly.
22025 (really_start_method): Likewise.
22027 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22029 * expmed.c (expand_divmod): Always use a comparison for a division
22030 by a large unsigned integer.
22032 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22033 for things others than variables or functions as nonzero.
22035 2009-04-09 Nick Clifton <nickc@redhat.com>
22037 * unwind-compat.c: Change copyright header to refer to version
22038 3 of the GNU General Public License with version 3.1 of the
22039 GCC Runtime Library Exception and to point readers at the
22040 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22041 * config/alpha/crtfastmath.c: Likewise.
22042 * config/alpha/linux-unwind.h: Likewise.
22043 * config/alpha/qrnnd.asm: Likewise.
22044 * config/alpha/vms-crt0-64.c: Likewise.
22045 * config/alpha/vms-crt0.c: Likewise.
22046 * config/alpha/vms-dwarf2.asm: Likewise.
22047 * config/alpha/vms-dwarf2eh.asm: Likewise.
22048 * config/alpha/vms-psxcrt0-64.c: Likewise.
22049 * config/alpha/vms-psxcrt0.c: Likewise.
22050 * config/alpha/vms_tramp.asm: Likewise.
22051 * config/arc/initfini.c: Likewise.
22052 * config/arc/lib1funcs.asm: Likewise.
22053 * config/arm/bpabi-v6m.S: Likewise.
22054 * config/arm/bpabi.S: Likewise.
22055 * config/arm/bpabi.c: Likewise.
22056 * config/arm/crti.asm: Likewise.
22057 * config/arm/crtn.asm: Likewise.
22058 * config/arm/ieee754-df.S: Likewise.
22059 * config/arm/ieee754-sf.S: Likewise.
22060 * config/arm/lib1funcs.asm: Likewise.
22061 * config/arm/libunwind.S: Likewise.
22062 * config/arm/linux-atomic.c: Likewise.
22063 * config/arm/mmintrin.h: Likewise.
22064 * config/arm/pr-support.c: Likewise.
22065 * config/arm/unaligned-funcs.c: Likewise.
22066 * config/arm/unwind-arm.c: Likewise.
22067 * config/arm/unwind-arm.h: Likewise.
22068 * config/avr/libgcc.S: Likewise.
22069 * config/bfin/crti.s: Likewise.
22070 * config/bfin/crtlibid.s: Likewise.
22071 * config/bfin/crtn.s: Likewise.
22072 * config/bfin/lib1funcs.asm: Likewise.
22073 * config/bfin/linux-unwind.h: Likewise.
22074 * config/cris/arit.c: Likewise.
22075 * config/cris/cris_abi_symbol.c: Likewise.
22076 * config/darwin-64.c: Likewise.
22077 * config/darwin-crt2.c: Likewise.
22078 * config/darwin-crt3.c: Likewise.
22079 * config/darwin.h: Likewise.
22080 * config/dbxelf.h: Likewise.
22081 * config/dfp-bit.c: Likewise.
22082 * config/dfp-bit.h: Likewise.
22083 * config/elfos.h: Likewise.
22084 * config/fixed-bit.c: Likewise.
22085 * config/fixed-bit.h: Likewise.
22086 * config/fp-bit.c: Likewise.
22087 * config/fp-bit.h: Likewise.
22088 * config/fr30/crti.asm: Likewise.
22089 * config/fr30/crtn.asm: Likewise.
22090 * config/fr30/lib1funcs.asm: Likewise.
22091 * config/freebsd-spec.h: Likewise.
22092 * config/frv/cmovd.c: Likewise.
22093 * config/frv/cmovh.c: Likewise.
22094 * config/frv/cmovw.c: Likewise.
22095 * config/frv/frvbegin.c: Likewise.
22096 * config/frv/frvend.c: Likewise.
22097 * config/frv/lib1funcs.asm: Likewise.
22098 * config/glibc-stdint.h: Likewise.
22099 * config/h8300/clzhi2.c: Likewise.
22100 * config/h8300/crti.asm: Likewise.
22101 * config/h8300/crtn.asm: Likewise.
22102 * config/h8300/ctzhi2.c: Likewise.
22103 * config/h8300/fixunssfsi.c: Likewise.
22104 * config/h8300/lib1funcs.asm: Likewise.
22105 * config/h8300/parityhi2.c: Likewise.
22106 * config/h8300/popcounthi2.c: Likewise.
22107 * config/i386/ammintrin.h: Likewise.
22108 * config/i386/att.h: Likewise.
22109 * config/i386/avxintrin.h: Likewise.
22110 * config/i386/biarch64.h: Likewise.
22111 * config/i386/bmmintrin.h: Likewise.
22112 * config/i386/cpuid.h: Likewise.
22113 * config/i386/cross-stdarg.h: Likewise.
22114 * config/i386/crtfastmath.c: Likewise.
22115 * config/i386/crtprec.c: Likewise.
22116 * config/i386/cygming-crtbegin.c: Likewise.
22117 * config/i386/cygming-crtend.c: Likewise.
22118 * config/i386/cygwin.asm: Likewise.
22119 * config/i386/emmintrin.h: Likewise.
22120 * config/i386/gmm_malloc.h: Likewise.
22121 * config/i386/gthr-win32.c: Likewise.
22122 * config/i386/i386.h: Likewise.
22123 * config/i386/immintrin.h: Likewise.
22124 * config/i386/linux-unwind.h: Likewise.
22125 * config/i386/linux64.h: Likewise.
22126 * config/i386/mm3dnow.h: Likewise.
22127 * config/i386/mmintrin-common.h: Likewise.
22128 * config/i386/mmintrin.h: Likewise.
22129 * config/i386/nmmintrin.h: Likewise.
22130 * config/i386/pmm_malloc.h: Likewise.
22131 * config/i386/pmmintrin.h: Likewise.
22132 * config/i386/smmintrin.h: Likewise.
22133 * config/i386/sol2-c1.asm: Likewise.
22134 * config/i386/sol2-ci.asm: Likewise.
22135 * config/i386/sol2-cn.asm: Likewise.
22136 * config/i386/sol2-gc1.asm: Likewise.
22137 * config/i386/tmmintrin.h: Likewise.
22138 * config/i386/unix.h: Likewise.
22139 * config/i386/w32-unwind.h: Likewise.
22140 * config/i386/wmmintrin.h: Likewise.
22141 * config/i386/x86-64.h: Likewise.
22142 * config/i386/x86intrin.h: Likewise.
22143 * config/i386/xmmintrin.h: Likewise.
22144 * config/ia64/crtbegin.asm: Likewise.
22145 * config/ia64/crtend.asm: Likewise.
22146 * config/ia64/crtfastmath.c: Likewise.
22147 * config/ia64/crti.asm: Likewise.
22148 * config/ia64/crtn.asm: Likewise.
22149 * config/ia64/fde-glibc.c: Likewise.
22150 * config/ia64/lib1funcs.asm: Likewise.
22151 * config/ia64/linux-unwind.h: Likewise.
22152 * config/ia64/quadlib.c: Likewise.
22153 * config/ia64/unwind-ia64.c: Likewise.
22154 * config/linux.h: Likewise.
22155 * config/m32c/m32c-lib1.S: Likewise.
22156 * config/m32c/m32c-lib2-trapv.c: Likewise.
22157 * config/m32c/m32c-lib2.c: Likewise.
22158 * config/m32r/initfini.c: Likewise.
22159 * config/m68hc11/larith.asm: Likewise.
22160 * config/m68hc11/m68hc11-crt0.S: Likewise.
22161 * config/m68k/cf.md: Likewise.
22162 * config/m68k/crti.s: Likewise.
22163 * config/m68k/crtn.s: Likewise.
22164 * config/m68k/lb1sf68.asm: Likewise.
22165 * config/m68k/linux-unwind.h: Likewise.
22166 * config/mcore/crti.asm: Likewise.
22167 * config/mcore/crtn.asm: Likewise.
22168 * config/mcore/lib1.asm: Likewise.
22169 * config/mips/linux-unwind.h: Likewise.
22170 * config/mips/loongson.h: Likewise.
22171 * config/mips/mips16.S: Likewise.
22172 * config/mmix/crti.asm: Likewise.
22173 * config/mmix/crtn.asm: Likewise.
22174 * config/pa/fptr.c: Likewise.
22175 * config/pa/hpux-unwind.h: Likewise.
22176 * config/pa/lib2funcs.asm: Likewise.
22177 * config/pa/linux-atomic.c: Likewise.
22178 * config/pa/linux-unwind.h: Likewise.
22179 * config/pa/milli64.S: Likewise.
22180 * config/pa/quadlib.c: Likewise.
22181 * config/pa/stublib.c: Likewise.
22182 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22183 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22184 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22185 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22186 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22187 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22188 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22189 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22190 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22191 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22192 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22193 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22194 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22195 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22196 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22197 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22198 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22199 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22200 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22201 * config/rs6000/750cl.h: Likewise.
22202 * config/rs6000/altivec.h: Likewise.
22203 * config/rs6000/biarch64.h: Likewise.
22204 * config/rs6000/crtresfpr.asm: Likewise.
22205 * config/rs6000/crtresgpr.asm: Likewise.
22206 * config/rs6000/crtresxfpr.asm: Likewise.
22207 * config/rs6000/crtresxgpr.asm: Likewise.
22208 * config/rs6000/crtsavfpr.asm: Likewise.
22209 * config/rs6000/crtsavgpr.asm: Likewise.
22210 * config/rs6000/darwin-asm.h: Likewise.
22211 * config/rs6000/darwin-fallback.c: Likewise.
22212 * config/rs6000/darwin-fpsave.asm: Likewise.
22213 * config/rs6000/darwin-ldouble.c: Likewise.
22214 * config/rs6000/darwin-tramp.asm: Likewise.
22215 * config/rs6000/darwin-unwind.h: Likewise.
22216 * config/rs6000/darwin-vecsave.asm: Likewise.
22217 * config/rs6000/darwin-world.asm: Likewise.
22218 * config/rs6000/e500crtres32gpr.asm: Likewise.
22219 * config/rs6000/e500crtres64gpr.asm: Likewise.
22220 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22221 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22222 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22223 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22224 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22225 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22226 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22227 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22228 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22229 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22230 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22231 * config/rs6000/eabi-ci.asm: Likewise.
22232 * config/rs6000/eabi-cn.asm: Likewise.
22233 * config/rs6000/eabi.asm: Likewise.
22234 * config/rs6000/linux-unwind.h: Likewise.
22235 * config/rs6000/linux64.h: Likewise.
22236 * config/rs6000/paired.h: Likewise.
22237 * config/rs6000/paired.md: Likewise.
22238 * config/rs6000/ppc64-fp.c: Likewise.
22239 * config/rs6000/ppu_intrinsics.h: Likewise.
22240 * config/rs6000/rs6000.h: Likewise.
22241 * config/rs6000/si2vmx.h: Likewise.
22242 * config/rs6000/sol-ci.asm: Likewise.
22243 * config/rs6000/sol-cn.asm: Likewise.
22244 * config/rs6000/spe.h: Likewise.
22245 * config/rs6000/spu2vmx.h: Likewise.
22246 * config/rs6000/sysv4.h: Likewise.
22247 * config/rs6000/tramp.asm: Likewise.
22248 * config/rs6000/vec_types.h: Likewise.
22249 * config/s390/linux-unwind.h: Likewise.
22250 * config/s390/tpf-unwind.h: Likewise.
22251 * config/score/crti.asm: Likewise.
22252 * config/score/crtn.asm: Likewise.
22253 * config/sh/crt1.asm: Likewise.
22254 * config/sh/crti.asm: Likewise.
22255 * config/sh/crtn.asm: Likewise.
22256 * config/sh/divtab-sh4-300.c: Likewise.
22257 * config/sh/divtab-sh4.c: Likewise.
22258 * config/sh/divtab.c: Likewise.
22259 * config/sh/lib1funcs-4-300.asm: Likewise.
22260 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22261 * config/sh/lib1funcs.asm: Likewise.
22262 * config/sh/lib1funcs.h: Likewise.
22263 * config/sh/linux-atomic.asm: Likewise.
22264 * config/sh/linux-unwind.h: Likewise.
22265 * config/sh/shmedia.h: Likewise.
22266 * config/sh/sshmedia.h: Likewise.
22267 * config/sh/ushmedia.h: Likewise.
22268 * config/sparc/crtfastmath.c: Likewise.
22269 * config/sparc/linux-unwind.h: Likewise.
22270 * config/sparc/sol2-c1.asm: Likewise.
22271 * config/sparc/sol2-ci.asm: Likewise.
22272 * config/sparc/sol2-cn.asm: Likewise.
22273 * config/spu/divmodti4.c: Likewise.
22274 * config/spu/divv2df3.c: Likewise.
22275 * config/spu/float_disf.c: Likewise.
22276 * config/spu/float_unsdidf.c: Likewise.
22277 * config/spu/float_unsdisf.c: Likewise.
22278 * config/spu/float_unssidf.c: Likewise.
22279 * config/spu/mfc_multi_tag_release.c: Likewise.
22280 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22281 * config/spu/mfc_tag_release.c: Likewise.
22282 * config/spu/mfc_tag_reserve.c: Likewise.
22283 * config/spu/mfc_tag_table.c: Likewise.
22284 * config/spu/multi3.c: Likewise.
22285 * config/spu/spu_internals.h: Likewise.
22286 * config/spu/spu_intrinsics.h: Likewise.
22287 * config/spu/spu_mfcio.h: Likewise.
22288 * config/spu/vec_types.h: Likewise.
22289 * config/spu/vmx2spu.h: Likewise.
22290 * config/stormy16/stormy16-lib2.c: Likewise.
22291 * config/svr4.h: Likewise.
22292 * config/sync.c: Likewise.
22293 * config/v850/lib1funcs.asm: Likewise.
22294 * config/vxlib-tls.c: Likewise.
22295 * config/vxlib.c: Likewise.
22296 * config/vxworks-dummy.h: Likewise.
22297 * config/xtensa/crti.asm: Likewise.
22298 * config/xtensa/crtn.asm: Likewise.
22299 * config/xtensa/ieee754-df.S: Likewise.
22300 * config/xtensa/ieee754-sf.S: Likewise.
22301 * config/xtensa/lib1funcs.asm: Likewise.
22302 * config/xtensa/lib2funcs.S: Likewise.
22303 * config/xtensa/linux-unwind.h: Likewise.
22304 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22305 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22306 * coretypes.h: Likewise.
22307 * crtstuff.c: Likewise.
22308 * defaults.h: Likewise.
22309 * dwarf2.h: Likewise.
22310 * emutls.c: Likewise.
22311 * gbl-ctors.h: Likewise.
22312 * gcov-io.h: Likewise.
22313 * ginclude/float.h: Likewise.
22314 * ginclude/iso646.h: Likewise.
22315 * ginclude/stdarg.h: Likewise.
22316 * ginclude/stdbool.h: Likewise.
22317 * ginclude/stddef.h: Likewise.
22318 * ginclude/stdfix.h: Likewise.
22319 * ginclude/stdint-gcc.h: Likewise.
22320 * ginclude/tgmath.h: Likewise.
22321 * gthr-aix.h: Likewise.
22322 * gthr-dce.h: Likewise.
22323 * gthr-gnat.c: Likewise.
22324 * gthr-gnat.h: Likewise.
22325 * gthr-lynx.h: Likewise.
22326 * gthr-mipssde.h: Likewise.
22327 * gthr-nks.h: Likewise.
22328 * gthr-posix.c: Likewise.
22329 * gthr-posix.h: Likewise.
22330 * gthr-posix95.h: Likewise.
22331 * gthr-rtems.h: Likewise.
22332 * gthr-single.h: Likewise.
22333 * gthr-solaris.h: Likewise.
22334 * gthr-tpf.h: Likewise.
22335 * gthr-vxworks.h: Likewise.
22336 * gthr-win32.h: Likewise.
22337 * gthr.h: Likewise.
22338 * libgcc2.c: Likewise.
22339 * libgcc2.h: Likewise.
22340 * libgcov.c: Likewise.
22341 * tsystem.h: Likewise.
22342 * typeclass.h: Likewise.
22343 * unwind-c.c: Likewise.
22344 * unwind-compat.h: Likewise.
22345 * unwind-dw2-fde-compat.c: Likewise.
22346 * unwind-dw2-fde-darwin.c: Likewise.
22347 * unwind-dw2-fde-glibc.c: Likewise.
22348 * unwind-dw2-fde.c: Likewise.
22349 * unwind-dw2-fde.h: Likewise.
22350 * unwind-dw2.c: Likewise.
22351 * unwind-dw2.h: Likewise.
22352 * unwind-generic.h: Likewise.
22353 * unwind-pe.h: Likewise.
22354 * unwind-sjlj.c: Likewise.
22355 * unwind.inc: Likewise.
22356 * config/arm/neon-gen.ml: Change generated copyright header to
22357 refer to version 3 of the GNU General Public License with
22358 version 3.1 of the GCC Runtime Library Exception and to point
22359 readers at the COPYING3 and COPYING3.RUNTIME files and the
22360 FSF's license web page.
22361 * config/arm/arm_neon.h: Regenerate.
22363 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22365 * config/cris/cris.md: Change copyright header to refer to version
22366 3 of the GNU General Public License.
22367 * doc/install.texi2html: Change copyright header to refer to version
22368 3 of the GNU General Public License and to point readers at the
22369 COPYING3 file and the FSF's license web page.
22370 * config/vax/linux.h: Likewise.
22372 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22374 * config/i386/i386.md (cmpcc): New.
22375 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22376 (sync_compare_and_swap_cc*): Delete.
22378 * config/s390/s390.c (s390_compare_emitted): Remove.
22379 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22380 s390_compare_emitted used to be handled. Assert that modes match.
22381 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22382 refer to sync_compare_and_swap_ccsi.
22383 * config/s390/s390.h (s390_compare_emitted): Remove.
22384 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22385 instead of s390_compare_emitted.
22386 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22387 instead of s390_compare_emitted.
22388 * config/s390/s390.md (cmpcc): New.
22389 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22390 CC_REGNUM, do not pretend it's set.
22391 (sync_compare_and_swap_cc*): Delete.
22392 * config/s390/predicates.md (cc_reg_operand): New.
22394 * expr.c (sync_compare_and_swap_cc): Delete.
22395 * optabs.h (sync_compare_and_swap_cc): Delete.
22396 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22397 is being used with can_compare_p.
22398 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22399 (find_cc_set): New.
22400 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22401 look for a MODE_CC set instead. Use emit_store_flag.
22402 (expand_compare_and_swap_loop): Likewise, with some additional
22403 complication to avoid a force_reg when useless. Use
22404 emit_cmp_and_jump_insns.
22405 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22406 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22407 sync_compare_and_swap documentation.
22409 2009-04-09 Jan Hubicka <jh@suse.cz>
22411 * except.c (find_prev_try): Break out from ....
22412 (duplicate_eh_regions): ... here; properly update prev_try pointers
22413 when duplication part of tree.
22414 (dump_eh_tree): Improve dumping.
22415 (verify_eh_region): New.
22416 (verify_eh_tree): Use it.
22418 2009-04-06 Richard Guenther <rguenther@suse.de>
22420 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22421 &ARRAY addresses by adjusting their types and prepending
22423 * tree-cfg.c (verify_gimple_assign_single): Verify that
22424 addresses are correct.
22426 2009-04-09 Richard Guenther <rguenther@suse.de>
22428 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22429 indices into an array reference if possible.
22430 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22431 Fold POINTER_PLUS_EXPR statements with invariant address.
22433 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22436 * config.gcc (powerpc64-*-linux*): Always build biarch.
22438 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22441 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22442 it and pedwarn if this results in an INTEGER_CST.
22444 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22446 * doc/install.texi: Update minimum GMP version. Remove obsolete
22447 text in MPFR section.
22449 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22451 * dwarf2out.c (class_scope_p): New static inline.
22452 (class_or_namespace_scope_p): Use it.
22453 (gen_variable_die): Use DW_TAG_member tag for static data member
22454 declarations instead of DW_TAG_variable.
22456 PR middle-end/39573
22457 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22460 2009-04-08 Richard Guenther <rguenther@suse.de>
22462 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22463 valueize random data.
22465 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22467 * config.gcc (aix tm_file): Add aix-stdint.h.
22468 (aix tm clause use_gcc_stdint): Set to wrap.
22469 * config/rs6000/aix-stdint.h: New file.
22471 2009-04-08 Richard Guenther <rguenther@suse.de>
22473 PR middle-end/36291
22474 * tree-dfa.c (add_referenced_var): Do not recurse into
22475 global initializers.
22476 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22478 (fold_const_aggregate_ref): Likewise.
22480 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22482 * recog.c (ordered_comparison_operator): New.
22483 * gensupport.c (std_preds): Add it.
22484 * doc/md.texi (Machine-Independent Predicates): Document it.
22486 2009-04-08 Jan Hubicka <jh@suse.cz>
22488 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22489 * function.h (rtl_eh): Remove exception_handler_label_map.
22490 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22491 remove_exception_handler_label, for_each_eh_label_1): Remove.
22492 (rtl_remove_unreachable_regions): Remove.
22493 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22494 (find_exception_handler_labels): Don't build the hashtable.
22495 (maybe_remove_eh_handler): Remove.
22496 (for_each_eh_label): Rewrite to walk the tree.
22497 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22498 * except.h (maybe_remove_eh_handler): Remove.
22499 * passes.c (init_optimization_passes): Schedule second EH cleanup
22501 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22502 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22504 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22506 * genoutput.c (validate_optab_operands): New.
22507 (gen_insn, gen_expand): Call it.
22509 * genflags.c (gen_insn): Detect misused iterators.
22510 (main): Pass line_no to gen_insn, exit with status 1 on error.
22512 * genextract.c (line_no): Make global.
22513 (VEC_safe_set_locstr): Change assertion to error message.
22514 (main): Exit with status 1 on error.
22516 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22520 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22521 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22522 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22523 * c-convert.c (convert): Do not call fold on results of conversion
22524 functions when the result is a C_MAYBE_CONST_EXPR.
22525 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22526 of __builtin_choose_expr.
22527 * c-typeck.c (remove_c_maybe_const_expr): New.
22528 (build_unary_op, build_conditional_expr, build_compound_expr,
22529 build_binary_op, c_objc_common_truthvalue_conversion): Call
22530 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22533 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22535 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22536 CODE to produce a new one. Add a prototype to use fold_convert_const
22538 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22541 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22542 mix declarations and code.
22544 2009-04-08 Ben Elliston <bje@au.ibm.com>
22546 * gcc.c: Replace `CC' with `GCC' throughout.
22548 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22550 * doc/invoke.texi: Document Atom support.
22552 2009-04-07 Jason Merrill <jason@redhat.com>
22555 * c-common.h, c-common.c: Add flag_pretty_templates.
22556 * c-opts.c (c_common_handle_option): Set it.
22557 * c.opt: Add -fno-pretty-templates.
22558 * doc/invoke.texi (C++ Dialect Options): Likewise.
22560 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22562 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22563 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22564 (ia64_expand_builtin): Likewise.
22566 2009-04-07 Martin Jambor <mjambor@suse.cz>
22568 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22569 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22570 ADDR_EXPRS are include too.
22572 2009-04-07 Richard Guenther <rguenther@suse.de>
22574 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22575 decls are only used if passes as parameters or if they are
22576 local statics and the call is not to a builtin.
22577 (call_may_clobber_ref_p_1): Likewise.
22579 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22581 * expr.c (do_store_flag): Remove last argument. Simplify code
22582 to avoid duplication of tests already done by can_compare_p.
22583 (expand_expr_real_1): Adjust caller.
22585 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22587 * optabs.c (can_compare_p): Test the predicate of a
22588 cbranch and cstore pattern.
22590 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22592 * expr.c (convert_move): Use emit_store_flag instead of
22595 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22597 * config/i386/i386.c (ix86_compare_emitted): Remove.
22598 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22599 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22600 * config/i386/i386.h (ix86_compare_emitted): Remove.
22601 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22602 instead of ix86_compare_emitted.
22603 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22605 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22607 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22608 Add t-sysroot-suffix to tmake_file.
22609 * config/print-sysroot-suffix.sh: New file.
22610 * config/t-sysroot-suffix: New file.
22612 2009-04-07 Ben Elliston <bje@au.ibm.com>
22614 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22615 as the latter produces a warning when the target does not support
22618 2009-04-07 Ben Elliston <bje@au.ibm.com>
22620 * dfp.c: Replace type punning assignments with memcpy throughout.
22621 * Makefile.in (dfp.o-warn): Remove.
22623 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22626 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22627 Include soft-fp/t-softfp after rs6000/t-linux64.
22629 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22631 * stor-layout.c (set_sizetype): Use the full precision of their
22632 machine mode for bitsize types.
22634 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22636 * config/i386/i386.md: Revert 2 accidental checkins.
22638 2009-04-06 Joey Ye <joey.ye@intel.com>
22639 Xuepeng Guo <xuepeng.guo@intel.com>
22640 H.J. Lu <hongjiu.lu@intel.com>
22642 Atom pipeline model, tuning and insn selection.
22643 * config.gcc (atom): Add atom config options and target.
22645 * config/i386/atom.md: New.
22647 * config/i386/i386.c (atom_cost): New cost.
22648 (m_ATOM): New macro flag.
22649 (initial_ix86_tune_features): Set m_ATOM.
22650 (x86_accumulate_outgoing_args): Likewise.
22651 (x86_arch_always_fancy_math_387): Likewise.
22652 (processor_target): Add Atom cost.
22653 (cpu_names): Add Atom cpu name.
22654 (override_options): Set Atom ISA.
22655 (ix86_issue_rate): New case PROCESSOR_ATOM.
22656 (ix86_adjust_cost): Likewise.
22658 * config/i386/i386.h (TARGET_ATOM): New target macro.
22659 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22660 (TARGET_OPT_AGU): New target option.
22661 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22662 (processor_type): Add PROCESSOR_ATOM.
22664 * config/i386/i386.md (cpu): Add new value "atom".
22665 (use_carry, movu): New attr.
22666 (atom.md): Include atom.md.
22667 (adddi3_carry_rex64): Set attr "use_carry".
22668 (addqi3_carry): Likewise.
22669 (addhi3_carry): Likewise.
22670 (addsi3_carry): Likewise.
22671 (*addsi3_carry_zext): Likewise.
22672 (subdi3_carry_rex64): Likewise.
22673 (subqi3_carry): Likewise.
22674 (subhi3_carry): Likewise.
22675 (subsi3_carry): Likewise.
22676 (x86_movdicc_0_m1_rex64): Likewise.
22677 (*x86_movdicc_0_m1_se): Likewise.
22678 (x86_movsicc_0_m1): Likewise.
22679 (*x86_movsicc_0_m1_se): Likewise.
22680 (*adddi_1_rex64): Emit add insn as much as possible.
22681 (*addsi_1): Likewise.
22682 (return_internal): Set atom_unit.
22683 (return_internal_long): Likewise.
22684 (return_pop_internal): Likewise.
22685 (*rcpsf2_sse): Set atom_sse_attr attr.
22686 (*qrt<mode>2_sse): Likewise.
22687 (*prefetch_sse): Likewise.
22689 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22691 (ix86_target_macros_internal): Likewise.
22693 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22694 (*prefetch_sse_rex): Likewise.
22695 (sse_rcpv4sf2): Likewise.
22696 (sse_vmrcpv4sf2): Likewise.
22697 (sse_sqrtv4sf2): Likewise.
22698 (<sse>_vmsqrt<mode>2): Likewise.
22699 (sse_ldmxcsr): Likewise.
22700 (sse_stmxcsr): Likewise.
22701 (*sse_sfence): Likewise.
22702 (sse2_clflush): Likewise.
22703 (*sse2_mfence): Likewise.
22704 (*sse2_lfence): Likewise.
22705 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22706 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22707 (avx_movdqu<avxmodesuffix>): Likewise.
22708 (avx_lddqu<avxmodesuffix>): Likewise.
22709 (sse2_movntv2di): Change attr "type" to "ssemov".
22710 (sse2_movntsi): Likewise.
22711 (rsqrtv8sf2): Change attr "type" to "sseadd".
22712 (sse3_addsubv2df3): Set attr "atom_unit".
22713 (sse3_h<plusminus_insn>v4sf3): Likewise.
22714 (*sse2_pmaddwd): Likewise.
22715 (*vec_extractv2di_1_rex64): Likewise.
22716 (*vec_extractv2di_1_avx): Likewise.
22717 (sse2_psadbw): Likewise.
22718 (ssse3_phaddwv8hi3): Likewise.
22719 (ssse3_phaddwv4hi3): Likewise.
22720 (ssse3_phadddv4si3): Likewise.
22721 (ssse3_phadddv2si3): Likewise.
22722 (ssse3_phaddswv8hi3): Likewise.
22723 (ssse3_phaddswv4hi3): Likewise.
22724 (ssse3_phsubwv8hi3): Likewise.
22725 (ssse3_phsubwv4hi3): Likewise.
22726 (ssse3_phsubdv4si3): Likewise.
22727 (ssse3_phsubdv2si3): Likewise.
22728 (ssse3_phsubswv8hi3): Likewise.
22729 (ssse3_phsubswv4hi3): Likewise.
22730 (ssse3_pmaddubsw128): Likewise.
22731 (sse3_pmaddubsw: Likewise.
22732 (ssse3_palignrti): Likewise.
22733 (ssse3_palignrdi): Likewise.
22735 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22737 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22739 2009-04-06 Richard Guenther <rguenther@suse.de>
22741 PR tree-optimization/28868
22742 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22743 of which PHI results we inserted.
22744 (insert_into_preds_of_block): Record inserted PHIs.
22745 (eliminate): Eliminate redundant PHI nodes.
22746 (init_pre): Init inserted_phi_names.
22748 2009-04-06 Richard Guenther <rguenther@suse.de>
22750 PR tree-optimization/39643
22751 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22752 IMAGPART_EXPRs of complex constants.
22753 (execute_fold_all_builtins): If we folded a call queue
22754 TODO_update_address_taken.
22756 2009-04-06 Jan Hubicka <jh@suse.cz>
22758 PR middle-end/39659
22759 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22762 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22764 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22766 (ic_invalidate_array): Likewise.
22768 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22770 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22771 alignment for library calls.
22773 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22775 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22776 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22777 * config/i386/mingw-stdint.h: New file.
22779 2009-04-05 Richard Guenther <rguenther@suse.de>
22781 PR tree-optimization/39648
22782 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22783 our &A vs. &A[0] IL deficiencies.
22785 2009-04-04 Jan Hubicka <jh@suse.cz>
22787 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22788 removed toplevel regions.
22789 (sjlj_mark_call_sites): Likewise.
22791 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22793 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22794 (cygwin tm clause use_gcc_stdint): Set to wrap.
22795 * config/i386/cygwin-stdint.h: New file.
22797 2009-04-04 Richard Guenther <rguenther@suse.de>
22799 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22800 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22801 single-argument PHIs if we are in loop-closed SSA form.
22802 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22803 for the pre-condition.
22804 (slpeel_tree_peel_loop_to_edge): Likewise.
22805 (vect_build_loop_niters): Take an optional sequence to append stmts.
22806 (vect_generate_tmps_on_preheader): Likewise.
22807 (vect_do_peeling_for_loop_bound): Take extra guards for the
22809 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22810 the cost model check.
22811 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22812 guards if we are going to peel. Do not apply versioning in that case.
22813 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22814 (vect_do_peeling_for_loop_bound): Likewise.
22815 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22816 loop bound only record extra pre-conditions, do not apply loop
22819 2009-04-04 Richard Guenther <rguenther@suse.de>
22821 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22824 2009-04-04 Jan Hubicka <jh@suse.cz>
22826 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22827 last_basic_block for size of bb->index indexed array.
22828 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22829 compute_out, link_btr_uses, build_btr_def_use_webs,
22830 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22832 2009-04-04 Jan Hubicka <jh@suse.cz>
22834 * except.c (remove_eh_handler_and_replace): Break out from ...
22835 (remove_eh_handler): ... here.
22836 (bring_to_root): New function.
22837 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22838 handled ones, bring others to root of tree.
22840 2009-04-04 Jan Hubicka <jh@suse.cz>
22842 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22843 (all_phis_safe_to_merge): New function.
22844 (update_info): New structure.
22845 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22846 (cleanup_empty_eh): Update SSA if possible.
22848 2009-04-04 Richard Guenther <rguenther@suse.de>
22850 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22851 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22852 (append_vuse): Likewise.
22854 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22856 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22857 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22858 instead of REG_UNSAVED for DW_CFA_undefined.
22859 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22860 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22863 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22866 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22868 2009-04-04 Richard Guenther <rguenther@suse.de>
22870 PR tree-optimization/8781
22871 PR tree-optimization/37892
22872 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22873 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22874 (valueize_refs): Call it for *& valueizations.
22875 (shared_reference_ops_from_ref): Rename to ...
22876 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22877 (shared_reference_ops_from_call): Rename to ...
22878 (valueize_shared_reference_ops_from_call): ... this and valueize.
22879 (vn_reference_lookup): Update.
22880 (visit_reference_op_call): Likewise.
22881 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22882 (eliminate): Value-replace the call address in call statements.
22884 2009-04-04 Richard Guenther <rguenther@suse.de>
22886 PR tree-optimization/39636
22887 * tree-ssa-forwprop.c
22888 (forward_propagate_addr_into_variable_array_index): Check for
22889 GIMPLE_ASSIGN before accessing the rhs code.
22891 2009-04-03 Jason Merrill <jason@redhat.com>
22893 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22895 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22897 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22898 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22899 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22900 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22901 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22902 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22903 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22904 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22905 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22906 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22907 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22908 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22909 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22910 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22911 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22912 Use fr_reg_or_fp01_operand instead of fr_register_operand
22914 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22915 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22916 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22918 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22920 PR rtl-optimization/39607
22921 PR rtl-optimization/39631
22925 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22926 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22927 instead of DF_LR_OUT.
22928 * ira-lives.c (process_bb_node_lives): Ditto.
22929 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22930 instead of DF_LR_{OUT,IN}.
22931 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22932 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22934 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22936 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22937 (execute_lower_omp): Always run but take the short way out if -fopenmp
22939 (gate_lower_omp): Remove, forcing the pass manager to always run the
22940 pass and always set PROP_gimple_lomp.
22941 (pass_lower_omp): Remove gate function.
22942 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22943 PROP_trees. Instead, require it.
22944 * ipa-cp.c (pass_ipa_cp): Likewise.
22945 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22946 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22947 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22948 and PROP_gimple_leh.
22950 2009-04-03 Richard Guenther <rguenther@suse.de>
22952 PR middle-end/13146
22953 PR tree-optimization/23940
22954 PR tree-optimization/33237
22955 PR middle-end/33974
22956 PR middle-end/34093
22957 PR tree-optimization/36201
22958 PR tree-optimization/36230
22959 PR tree-optimization/38049
22960 PR tree-optimization/38207
22961 PR tree-optimization/38230
22962 PR tree-optimization/38301
22963 PR tree-optimization/38585
22964 PR middle-end/38895
22965 PR tree-optimization/38985
22966 PR tree-optimization/39299
22967 * tree-ssa-structalias.h: Remove.
22968 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22969 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22970 (struct vuse_element_d): Remove.
22971 (struct vuse_vec_d): Likewise.
22972 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22973 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22974 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22975 VUSE_ELEMENT_VAR): Likewise.
22976 (struct voptype_d): Likewise.
22977 (NUM_VOP_FREE_BUCKETS): Likewise.
22978 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22979 (struct stmt_operands_d): Remove.
22980 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22981 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22982 VDEF_NUM, VDEF_VECT): Likewise.
22983 (copy_virtual_operands): Remove.
22984 (operand_build_cmp): Likewise.
22985 (create_ssa_artificial_load_stmt): Likewise.
22986 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22987 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22988 vuse_index and mayuse_index members. Pack and move done and iter_type
22989 members to the front.
22990 (SSA_OP_VMAYUSE): Remove.
22991 (SSA_OP_VIRTUAL_USES): Adjust.
22992 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22993 (unlink_stmt_vdef): Declare.
22994 (add_to_addressable_set): Remove.
22995 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22996 (vrp_visit_stmt): Likewise.
22997 * doc/tree-ssa.texi (Alias analysis): Update.
22998 * doc/invoke.texi (max-aliased-vops): Remove docs.
22999 (avg-aliased-vops): Likewise.
23000 * tree-into-ssa.c (syms_to_rename): Remove.
23001 (need_to_update_vops_p): Likewise.
23002 (need_to_initialize_update_ssa_p): Rename to ...
23003 (update_ssa_initialized_fn): ... this. Track function we are
23005 (symbol_marked_for_renaming): Simplify.
23006 (add_new_name_mapping): Do not set need_to_update_vops_p.
23007 (dump_currdefs): Use SYMS_TO_RENAME.
23008 (rewrite_update_stmt): Always walk all uses/defs.
23009 (dump_update_ssa): Adjust.
23010 (init_update_ssa): Take function argument. Track what we are
23012 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23013 (create_new_def_for): Initialize for cfun, assert we are initialized
23015 (mark_sym_for_renaming): Simplify.
23016 (mark_set_for_renaming): Do not initialize update-ssa.
23017 (need_ssa_update_p): Simplify. Take function argument.
23018 (name_mappings_registered_p): Assert we ask for the correct function.
23019 (name_registered_for_update_p): Likewise.
23020 (ssa_names_to_replace): Likewise.
23021 (release_ssa_name_after_update_ssa): Likewise.
23022 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23023 (dump_decl_set): Do not print a newline.
23024 (debug_decl_set): Do it here.
23025 (dump_update_ssa): And here.
23026 * tree-ssa-loop-im.c (move_computations): Adjust.
23027 (movement_possibility): Likewise.
23028 (determine_max_movement): Likewise.
23029 (gather_mem_refs_stmt): Likewise.
23030 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23031 or NAME_MEMORY_TAG.
23032 * tree-complex.c (update_all_vops): Remove.
23033 (expand_complex_move): Adjust.
23034 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23035 Simplify test for memory referencing statement. Exclude
23036 non-invariant ADDR_EXPRs.
23037 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23038 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23039 (rdg_flag_uses): Likewise.
23040 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23042 (tree_optimize_tail_calls_1): Also split the
23043 edge from the entry block if we have degenerate PHI nodes in
23044 the first basic block.
23045 * tree.c (init_ttree): Remove memory-tag related code.
23046 (tree_code_size): Likewise.
23047 (tree_node_structure): Likewise.
23048 (build7_stat): Re-write to be build6_stat.
23049 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23050 (SSA_VAR_P): Adjust.
23051 (struct tree_memory_tag): Remove.
23052 (struct tree_memory_partition_tag): Likewise.
23053 (union tree_node): Adjust.
23054 (build7): Re-write to be build6.
23055 * tree-pass.h (pass_reset_cc_flags): Remove.
23056 (TODO_update_address_taken): New flag.
23057 (pass_simple_dse): Remove.
23058 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23059 * params.h (MAX_ALIASED_VOPS): Remove.
23060 (AVG_ALIASED_VOPS): Likewise.
23061 * omp-low.c (expand_omp_taskreg): Update SSA form.
23062 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23063 aliases the lhs in a copy stmt.
23064 * tree-ssa-dse.c (struct address_walk_data): Remove.
23065 (memory_ssa_name_same): Likewise.
23066 (memory_address_same): Likewise.
23067 (get_kill_of_stmt_lhs): Likewise.
23068 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23069 unused stores. Look through PHI nodes into post-dominated regions.
23070 (dse_optimize_stmt): Simplify. Properly remove stores.
23071 (tree_ssa_dse): Compute dominators.
23072 (execute_simple_dse): Remove.
23073 (pass_simple_dse): Likewise.
23074 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23075 gimple_loaded_syms and gimple_stored_syms computation.
23076 * toplev.c (dump_memory_report): Dump alias and pta stats.
23077 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23078 (vn_reference_eq): Likewise.
23079 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23080 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23081 valueize_vuses): Remove.
23082 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23083 (get_def_ref_stmt_vuse): ... this.
23084 (vn_reference_lookup_2): New function.
23085 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23086 walking equivalent vuses. Simplify.
23087 (vn_reference_lookup): Likewise.
23088 (vn_reference_insert): Likewise.
23089 (vn_reference_insert_pieces): Likewise.
23090 (visit_reference_op_call): Simplify.
23091 (visit_reference_op_load): Likewise.
23092 (visit_reference_op_store): Likewise.
23093 (init_scc_vn): Remove shared_lookup_vuses initialization.
23094 (free_scc_vn): Remove shared_lookup_vuses freeing.
23095 (sort_vuses, sort_vuses_heap): Remove.
23096 (get_ref_from_reference_ops): Export.
23097 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23098 vector with single vuse pointer.
23099 (vn_reference_lookup_pieces, vn_reference_lookup,
23100 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23101 (shared_vuses_from_stmt): Remove.
23102 (get_ref_from_reference_ops): Declare.
23103 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23104 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23105 memory-tag related code.
23106 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23107 (likely_value): Add comment, skip static-chain of call statements.
23108 (surely_varying_stmt_p): Adjust.
23109 (gimplify_and_update_call_from_tree): Likewise.
23110 (execute_fold_all_builtins): Do not rebuild alias info.
23111 (gimplify_and_update_call_from_tree): Properly update VOPs.
23112 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23113 (copy_ref_info): Remove memory-tag related code.
23114 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23115 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23116 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23118 * tree-ssa-dom.c (gimple_p): Remove typedef.
23119 (eliminate_redundant_computations): Adjust.
23120 (record_equivalences_from_stmt): Likewise.
23121 (avail_expr_hash): Likewise.
23122 (avail_expr_eq): Likewise.
23123 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23124 (stmt_makes_single_load): Likewise.
23125 (stmt_makes_single_store): Likewise.
23126 * tree-ssa-alias.c: Rewrite completely.
23127 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23128 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23129 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23130 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23131 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23132 Remove public functions.
23133 (pass_reset_cc_flags): Remove.
23134 (pass_build_alias): Move ...
23135 * tree-ssa-structalias.c (pass_build_alias): ... here.
23136 * tree-ssa-alias.c (may_be_aliased): Move ...
23137 * tree-flow-inline.h (may_be_aliased): ... here.
23138 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23139 count_uses_and_derefs): Move ...
23140 * gimple.c: ... here.
23141 * gimple.h (count_uses_and_derefs): Declare.
23142 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23143 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23144 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23145 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23146 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23147 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23148 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23150 * tree-dfa.c (refs_may_alias_p): Move ...
23151 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23152 * tree-ssa-alias.h: New file.
23153 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23154 (statement_sink_location): Likewise.
23155 * opts.c (decode_options): Do not adjust max-aliased-vops or
23156 avg-aliased-vops values.
23157 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23158 (TV_CALL_CLOBBER): Likewise.
23159 (TV_FLOW_SENSITIVE): Likewise.
23160 (TV_FLOW_INSENSITIVE): Likewise.
23161 (TV_MEMORY_PARTITIONING): Likewise.
23162 (TV_ALIAS_STMT_WALK): New timevar.
23163 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23164 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23165 (get_address_description): Remove memory-tag related code.
23166 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23167 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23168 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23169 and immediate uses in statements. Document.
23170 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23171 (dump_symbols): Remove.
23172 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23173 * alias.c (get_deref_alias_set): New function split out from ...
23174 (get_alias_set): ... here.
23175 * alias.h (get_deref_alias_set): Declare.
23176 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23177 type parameter. Remove restrict pointer handling. Create a
23178 ref-all pointer in case type-based alias sets do not conflict.
23179 (vect_analyze_data_refs): Remove SMT related code.
23180 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23181 (vectorizable_load): Likewise.
23182 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23183 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23184 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23185 Ignore vops and SMTs.
23186 (dr_analyze_alias): Likewise..
23187 (free_data_ref): Likewise.
23188 (create_data_ref): Likewise.
23189 (analyze_all_data_dependences): Likewise.
23190 (get_references_in_stmt): Adjust.
23191 * tree-flow-inline.h (gimple_aliases_computed_p,
23192 gimple_addressable_vars, gimple_call_clobbered_vars,
23193 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23194 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23195 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23196 gimple_mem_ref_stats): Remove.
23197 (gimple_vop): New function.
23198 (op_iter_next_use): Remove vuses and mayuses cases.
23199 (op_iter_next_def): Remove vdefs case.
23200 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23201 (clear_and_done_ssa_iter): Do not set removed fields.
23202 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23203 Assert we are not iterating over vuses or vdefs if not also
23204 iterating over uses or defs.
23205 (op_iter_init_use): Likewise.
23206 (op_iter_init_def): Likewise.
23207 (op_iter_next_vdef): Remove.
23208 (op_iter_next_mustdef): Likewise.
23209 (op_iter_init_vdef): Likewise.
23210 (compare_ssa_operands_equal): Likewise.
23211 (link_use_stmts_after): Handle vuse operand.
23212 (is_call_used): Use is_call_clobbered.
23213 (is_call_clobbered): Global variables are always call clobbered,
23214 query the call-clobbers bitmap.
23215 (mark_call_clobbered): Ignore global variables.
23216 (clear_call_clobbered): Likewise.
23217 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23218 virtual operands sanity check.
23219 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23221 (TARGET_MEM_REF): Remove TMR_TAG operand.
23222 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23223 Remove call-clobber related code.
23224 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23225 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23226 partitions or escape reason.
23227 (get_single_def_stmt, get_single_def_stmt_from_phi,
23228 get_single_def_stmt_with_phi): Remove.
23229 (dump_referenced_vars): Tidy.
23230 (get_ref_base_and_extent): Allow bare decls.
23231 (collect_dfa_stats): Adjust.
23232 * graphite.c (rename_variables_in_stmt): Adjust.
23233 (graphite_copy_stmts_from_block): Likewise.
23234 (translate_clast): Likewise.
23235 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23237 (translate_vuse_through_block): Use the oracle.
23238 (phi_translate_1): Adjust.
23239 (value_dies_in_block_x): Use the oracle. Cache the outcome
23241 (valid_in_sets): Check if the VUSE for
23242 a REFERENCE is available.
23243 (eliminate): Do not remove stmts during elimination,
23244 instead queue and remove them afterwards.
23245 (do_pre): Do not rebuild alias info.
23246 (pass_pre): Run TODO_rebuild_alias before PRE.
23247 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23248 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23249 (mark_all_v_defs_stmt): Remove.
23250 (mark_all_v_defs_seq): Adjust.
23251 (sra_replace): Likewise.
23252 (scalarize_use): Likewise.
23253 (scalarize_copy): Likewise.
23254 (scalarize_init): Likewise.
23255 (scalarize_ldst): Likewise.
23256 (todoflags): Remove.
23257 (tree_sra): Do not rebuild alias info.
23258 (tree_sra_early): Adjust.
23259 (pass_sra): Run TODO_update_address_taken before SRA.
23260 * tree-predcom.c (set_alias_info): Remove.
23261 (prepare_initializers_chain): Do not call it.
23262 (mark_virtual_ops_for_renaming): Adjust.
23263 (mark_virtual_ops_for_renaming_list): Remove.
23264 (initialize_root_vars): Adjust.
23265 (initialize_root_vars_lm): Likewise.
23266 (prepare_initializers_chain): Likewise.
23267 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23268 (may_propagate_copy_into_stmt): Likewise.
23269 (merge_alias_info): Do nothing for now.
23270 (propagate_tree_value_into_stmt): Adjust.
23271 (stmt_may_generate_copy): Likewise.
23272 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23273 not mark symbols for renaming.
23274 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23275 with the same statement, make sure to update the new pointed-to one.
23276 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23277 call statements, do not mark symbols for renaming.
23278 (mark_operand_necessary): Dump something.
23279 (ref_may_be_aliased): New function.
23280 (mark_aliased_reaching_defs_necessary_1): New helper function.
23281 (mark_aliased_reaching_defs_necessary): Likewise.
23282 (mark_all_reaching_defs_necessary_1): Likewise.
23283 (mark_all_reaching_defs_necessary): Likewise.
23284 (propagate_necessity): Do not process virtual PHIs. For
23285 non-aliased loads mark all reaching definitions as necessary.
23286 For aliased loads and stores mark the immediate dominating
23287 aliased clobbers as necessary.
23288 (visited): New global static.
23289 (perform_tree_ssa_dce): Free visited bitmap after propagating
23291 (remove_dead_phis): Perform simple dead virtual PHI removal.
23292 (remove_dead_stmt): Properly unlink virtual operands when
23294 (eliminate_unnecessary_stmts): Schedule PHI removal after
23296 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23297 (process_replaceable): Likewise.
23298 (find_replaceable_in_bb): Likewise.
23299 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23300 based on the single gimple vop.
23301 (verify_flow_insensitive_alias_info): Remove.
23302 (verify_flow_sensitive_alias_info): Likewise.
23303 (verify_call_clobbering): Likewise.
23304 (verify_memory_partitions): Likewise.
23305 (verify_alias_info): Likewise.
23306 (verify_ssa): Adjust..
23307 (execute_update_addresses_taken): Export. Update SSA
23308 manually. Optimize only when optimizing. Use a local bitmap.
23309 (pass_update_address_taken): Remove TODO_update_ssa, add
23311 (pass_update_address_taken): Just use TODO_update_address_taken.
23312 (init_tree_ssa): Do not initialize addressable_vars.
23313 (verify_ssa): Verify new VUSE / VDEF properties.
23314 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23315 Do not call verify_alias_info.
23316 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23317 Do not free the loaded and stored syms bitmaps. Reset the escaped
23318 and callused solutions. Do not free addressable_vars.
23319 Remove memory-tag related code.
23320 (warn_uninitialized_var): Aliases are always available.
23321 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23322 * lambda-code.c (can_put_in_inner_loop): Adjust.
23323 (can_put_after_inner_loop): Likewise.
23324 (perfect_nestify): Likewise.
23325 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23326 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23327 (vectorizable_conversion): Do not mark symbols for renaming.
23328 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23329 (expand_call_inline): Unlink the calls virtual operands before
23331 (tree_function_versioning): Do not call update_ssa if we are not
23332 updating clones. Simplify.
23333 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23334 (propagate_with_phi): Likewise..
23335 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23336 clobber code. Assert we are not aliased or global.
23337 * tree-flow.h: Include tree-ssa-alias.h
23338 (enum escape_type): Remove.
23339 (struct mem_sym_stats_d): Likewise.
23340 (struct mem_ref_stats_d): Likewise.
23341 (struct gimple_df): Add vop member. Remove global_var,
23342 call_clobbered_vars, call_used_vars, addressable_vars,
23343 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23344 escaped and callused members.
23345 (struct ptr_info_def): Remove all members, add points-to solution
23347 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23348 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23349 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23350 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23351 (tree-ssa-alias.o): Likewise.
23352 (toplev.o): Add tree-ssa-alias.h
23353 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23354 * gimple.c (gimple_set_bb): Fix off-by-one error.
23355 (is_gimple_reg): Do not handle memory tags.
23356 (gimple_copy): Also copy virtual operands.
23357 Delay updating the statement. Do not reset loaded and stored syms.
23358 (gimple_set_stored_syms): Remove.
23359 (gimple_set_loaded_syms): Likewise.
23360 (gimple_call_copy_skip_args): Copy the virtual operands
23361 and mark the new statement modified.
23362 * tree-ssa-structalias.c (may_alias_p): Remove.
23363 (set_uids_in_ptset): Take the alias set to prune with as
23364 parameter. Fold in the alias test of may_alias_p.
23365 (compute_points_to_sets): Compute whether a ptr is dereferenced
23366 in a local sbitmap.
23367 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23368 other ADDRESSOF constraints on the lhs.
23369 (get_constraint_for_component_ref): Assert that we don't get
23370 ADDRESSOF constraints from the base of the reference.
23371 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23372 (struct variable_info): Remove collapsed_to member.
23373 (get_varinfo_fc): Remove.
23374 (new_var_info): Do not set collapsed_to.
23375 (dump_constraint): Do not follow cycles.
23376 (dump_constraint_graph): Likewise.
23377 (build_pred_graph): Likewise.
23378 (build_succ_graph): Likewise.
23379 (rewrite_constraints): Likewise.
23380 (do_simple_structure_copy): Remove.
23381 (do_rhs_deref_structure_copy): Remove.
23382 (do_lhs_deref_structure_copy): Remove.
23383 (collapse_rest_of_var): Remove.
23384 (do_structure_copy): Re-implement.
23385 (pta_stats): New global variable.
23386 (dump_pta_stats): New function.
23387 (struct constraint_expr): Make offset signed.
23388 (UNKNOWN_OFFSET): Define special value.
23389 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23390 (solution_set_expand): New helper function split out from ...
23391 (do_sd_constraint): ... here.
23392 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23393 (do_ds_constraint): Likewise.
23394 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23395 and CALLUSED = *CALLUSED.
23396 (set_union_with_increment): Make inc argument signed.
23397 (type_safe): Remove.
23398 (get_constraint_for_ptr_offset): Handle unknown and negative
23400 (first_vi_for_offset): Handle offsets before start. Bail
23401 out early for offsets beyond the variable extent.
23402 (first_or_preceding_vi_for_offset): New function.
23403 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23404 Together with ESCAPED = *ESCAPED this properly computes reachability.
23405 (find_what_var_points_to): New function.
23406 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23407 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23408 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23409 pt_solutions_intersect): New functions.
23410 (compute_call_used_vars): Remove.
23411 (compute_may_aliases): New main entry into PTA computation.
23412 * gimple.h (gimple_p): New typedef.
23413 (struct gimple_statement_base): Remove references_memory_p.
23414 (struct gimple_statement_with_memory_ops_base): Remove
23415 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23417 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23418 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23419 gimple_set_references_memory): Remove.
23420 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23421 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23423 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23424 (verify_expr): Allow RESULT_DECL.
23425 (gimple_duplicate_bb): Do not copy virtual operands.
23426 (gimple_duplicate_sese_region): Adjust.
23427 (gimple_duplicate_sese_tail): Likewise.
23428 (mark_virtual_ops_in_region): Remove.
23429 (move_sese_region_to_fn): Do not call it.
23430 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23431 and pass_simple_dse.
23432 (execute_function_todo): Handle TODO_update_address_taken,
23433 call execute_update_addresses_taken for TODO_rebuild_alias.
23434 (execute_todo): Adjust.
23435 (execute_one_pass): Init dump files early.
23436 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23438 (create_general_new_stmt): Clear vops.
23439 * tree-ssa-reassoc.c (get_rank): Adjust.
23440 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23441 symbols for renaming.
23442 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23443 (PARAM_AVG_ALIASED_VOPS): Likewise.
23444 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23445 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23446 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23447 (operand_build_cmp, copy_virtual_operands,
23448 create_ssa_artificial_load_stmt, add_to_addressable_set,
23449 gimple_add_to_addresses_taken): Remove public functions.
23450 (unlink_stmt_vdef): New function.
23452 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23454 * config.gcc (powerpc-*-linux*): Merge variants.
23456 2009-04-02 Chao-ying Fu <fu@mips.com>
23457 James Grosbach <james.grosbach@microchip.com>
23459 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23460 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23462 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23463 keep_interrupts_masked_p, use_debug_exception_return_p.
23464 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23465 keep_interrupts_masked, use_debug_exception_return.
23466 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23467 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23469 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23470 (mips_print_operand): Process COP0 registers to print $0 .. $31
23471 correctly for GAS to process.
23472 (mips_interrupt_extra_call_saved_reg_p): New function.
23473 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23475 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23476 (mips_compute_frame_info): Add supports for interrupt context that
23477 includes doubleword accumulators and COP0 registers.
23478 (mips_for_each_saved_acc): New function.
23479 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23480 mips_for_each_saved_reg.
23481 (mips_save_reg): Save accumulators.
23482 (mips_kernel_reg_p): A new for_each_rtx callback.
23483 (mips_expand_prologue): Support interrupt handlers.
23484 (mips_restore_reg): Restore accumulators.
23485 (mips_expand_epilogue): Support interrupt handlers.
23486 (mips_can_use_return_insn): Return false for interrupt handlers.
23487 (mips_epilogue_uses): New function.
23488 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23489 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23490 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23491 cop0_move): New instructions.
23492 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23493 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23495 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23497 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23498 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23499 interrupt handlers, we use K0 as the temporary register.
23500 (EPILOGUE_USES): Change to a function call.
23501 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23502 handlers, we use K0 as the temporary register.
23504 * doc/extend.texi (Function Attributes): Document interrupt,
23505 use_shadow_register_set, keep_interrupts_masked,
23506 use_debug_exception_return for MIPS attributes.
23508 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23510 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23511 Remove a number of t-files from tmake_file.
23512 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23513 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23514 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23515 target_prototype, not TARGET_PROTOTYPE.
23516 (LINK_OS_GNU_SPEC): Define.
23517 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23518 and darwin-ldoubdle.c.
23520 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23523 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23524 (cpp_options): Ditto.
23525 (default_compilers): Ditto.
23526 (display_help): Ditto.
23527 (process_command): Ditto.
23528 (do_spec_1): Ditto.
23529 (set_input): Use lbasename instead of duplicate code.
23530 (save_temps_prefix): New static for -save-temps=obj.
23531 (save_temps_length): Ditto.
23533 * doc/invoke.texi (-save-temps=obj): Document new variant to
23534 -save-temps switch.
23536 2009-04-02 Jeff Law <law@redhat.com>
23538 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23541 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23543 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23544 * configure: Regenerated.
23546 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23548 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23549 share the argument list.
23551 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23555 2009-02-12 Diego Novillo <dnovillo@google.com>
23557 * varpool.c (debug_varpool): New.
23558 * cgraph.h (debug_varpool): Declare.
23560 2009-04-02 Jan Hubicka <jh@suse.cz>
23562 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23565 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23567 * config/i386/i386.c (ix86_abi): Move initialization to ...
23568 (override_options): Here.
23570 2009-04-02 Christian Bruel <christian.bruel@st.com>
23572 * config/sh/sh.c (sh_dwarf_register_span): New function.
23573 (TARGET_DWARF_REGISTER_SPAN): Define.
23574 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23576 2009-04-02 Ira Rosen <irar@il.ibm.com>
23578 PR tree-optimization/39595
23579 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23580 interleaved loads group is not greater than the SLP group size.
23582 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23584 * builtins.c (is_builtin_name): New.
23585 (called_as_built_in): Use is_builtin_name.
23586 * tree.h (is_builtin_name): New.
23587 * varasm.c (incorporeal_function_p): Use is_builtin_name
23589 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23591 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23593 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23596 * c-decl.c (clone_underlying_type): Move this ...
23597 * c-common.c (set_underlying_type): ... here.
23598 Also, make sure the function properly sets TYPE_STUB_DECL() on
23599 the newly created typedef variant type.
23600 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23601 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23604 2009-04-02 Richard Guenther <rguenther@suse.de>
23606 PR tree-optimization/37221
23607 * tree-flow.h (degenerate_phi_result): Declare.
23608 * tree-ssa-dom.c (degenerate_phi_result): Export.
23609 * tree-scalar-evolution.c (analyze_initial_condition): If
23610 the initial condition is defined by a degenerate PHI node
23611 use the degenerate value.
23613 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23615 PR rtl-optimization/39588
23616 * combine.c (merge_outer_ops): Do not set the constant when this
23618 (simplify_shift_const_1): Do not modify it either in this case.
23620 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23622 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23623 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23625 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23628 * c-lex.c (interpret_float): Default (no suffix) is double.
23630 2009-04-1 Xinliang David Li <davidxl@google.com>
23632 * config/i386/i386.c (legitimate_constant_p): Recognize
23633 all one vector constant.
23635 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23637 * config/vax/vax.c: Add #includes to silence warnings.
23638 Change #include order to silence two warnings.
23640 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23642 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23643 (ASM_SPEC): Pass -k to the assembler for PIC code.
23645 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23647 * config.gcc: Add vax-*-linux* to the switch.
23648 * config/vax/linux.h: New file. (TARGET_VERSION,
23649 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23651 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23653 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23654 Use predicate macros instead of GET_CODE() == foo.
23655 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23656 ashlsi3, rotrsi3, <unnamed>): Likewise.
23658 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23660 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23661 jbbccihi, jbbccisi): Remova trailing whitespace.
23662 * config/vax/constraints.md: Likewise.
23663 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23664 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23665 * config/vax/predicates.md: Likewise.
23666 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23667 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23668 * config/vax/vax.h: Likewise.
23669 * config/vax/vax.md (nonlocal_goto): Likewise.
23671 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23673 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23674 (indirectable_address_p, adjacent_operands_p): Add spaces around
23676 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23678 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23680 * config/vax/vax.c (legitimate_constant_address_p,
23681 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23682 index_term_p, reg_plus_index_p, legitimate_address_p,
23683 vax_mode_dependent_address_p): Update comments to match functions
23684 modified by the recent int->bool conversion.
23686 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23688 * config/vax/builtins.md: Update copyright message.
23689 * config/vax/constraints.md: Likewise.
23690 * config/vax/netbsd-elf.h: Likewise.
23691 * config/vax/predicates.md: Likewise.
23692 * config/vax/vax-protos.h: Likewise.
23693 * config/vax/vax.c: Likewise.
23694 * config/vax/vax.h: Likewise.
23695 * config/vax/vax.md: Likewise.
23696 * config/vax/vax.opt: Likewise.
23698 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23700 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23701 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23702 * config/vax/constraints.md (B, R): Likewise.
23703 * config/vax/predicates.md (external_memory_operand,
23704 nonimmediate_addsub_di_operand): Likewise.
23705 * config/vax/vax.c (vax_output_int_add): Likewise.
23706 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23707 untyped_call): Likewise.
23709 2009-04-01 Matt Thomas <matt@3am-software.com>
23711 * config/vax/predicates.md: New file.
23712 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23713 external_const_operand, nonsymbolic_operand, external_memory_operand,
23714 indirect_memory_operand, indexed_memory_operand,
23715 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23716 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23718 * config/vax/constraints.md: New file.
23719 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23721 * config/vax/builtins.md: New file.
23722 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23723 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23725 * config/vax/vax.opt (mqmath): Add option.
23726 * config/vax/vax.md (isfx): Extend with DI.
23727 (VAXintQH, VAXintQHSD): Define.
23728 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23729 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23730 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23731 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23732 (movdi): Update constraints and use vax_output_int_move().
23733 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23734 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23735 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23736 nonlocal_goto): New.
23737 (mov<mode>): Extend accepted operand types.
23738 (subdi3_old): Rename from subdi3, change update constraints and use
23739 a new implementation.
23740 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23741 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23742 MOVE_RATIO, CLEAR_RATIO): Define.
23743 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23744 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23745 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23746 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23747 (split_quadword_operands): Make static and really allow variable
23749 (print_operand_address): Update for PIC generation.
23750 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23751 indexable_address_p, fixup_mathdi_operand,
23752 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23753 (vax_float_literal, legitimate_constant_p,
23754 indirectable_constant_address_p, index_term_p,
23755 reg_plus_index_p): Return bool instead of int.
23756 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23758 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23760 (vax_output_conditional_branch): Indent.
23761 (legitimate_constant_address_p, indirectable_constant_address_p,
23762 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23763 vax_mode_dependent_address_p): Return bool instead of int, update for
23765 * config/vax/vax-protos.h (legitimate_constant_address_p,
23766 legitimate_constant_p, legitimate_address_p,
23767 vax_mode_dependent_address_p): Change declaration to bool.
23768 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23769 vax_expand_addsub_di_operands, vax_output_int_subtract,
23770 vax_output_movmemsi): Declare.
23771 (split_quadword_operands, vax_float_literal): Delete declaration.
23772 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23773 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23774 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23775 ASM_OUTPUT_DWARF_PCREL): Define.
23776 (ASM_SPEC): Change definition to allow PIC generation.
23778 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23780 * doc/sourcebuild.texi: Update front-end requirements.
23782 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23785 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23786 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23787 (booldi3_internal3): Use boolean_or_operator instead of
23790 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23793 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23794 declarator whose size is not an integer constant expression but
23795 folds to an integer constant, then treat it as a constant
23798 2009-04-01 Richard Guenther <rguenther@suse.de>
23800 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23801 i * 4 + 2 to (i * 2 + 1) * 2.
23803 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23806 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23807 return if c_parser_asm_string_literal returned NULL.
23809 2009-04-01 Nick Clifton <nickc@redhat.com>
23811 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23813 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23814 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23815 other typedefs to avoid conflicts with libgcc2.c. Define labels
23816 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23818 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23819 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23822 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23824 * varasm.c (default_function_rodata_section): Declare DOT as
23827 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23828 Andrey Galkin <agalkin@hypercom.com>
23831 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23832 Make object_name unique for each process.
23834 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23837 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23838 addressable variables in the parallel that could go out of scope while
23839 running queued tasks.
23841 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23843 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23844 (CASE_VALUES_THRESHOLD): Redefine.
23845 * config/avr/avr.c (avr_override_options): Remove initialization of
23846 avr_case_values_threshold variable.
23847 (avr_case_values_threshold): Remove variable. Add new function.
23848 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23849 * config/avr/avr.opt (mno-tablejump): Remove option.
23850 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23852 2009-04-01 DJ Delorie <dj@redhat.com>
23854 * varasm.c (default_function_rodata_section): Don't assume
23855 anything about where the first '.' in the section name is.
23857 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23859 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23860 rs6000_emit_stack_tie.
23862 2009-03-31 Ian Lance Taylor <iant@google.com>
23864 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23865 gimple_code with GIMPLE_RESX, not RESX.
23867 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23869 * c-common.c (c_get_ident): New.
23870 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23872 2009-04-01 Ben Elliston <bje@au.ibm.com>
23874 * config/rs6000/sysv4.opt (msdata): Improve option description.
23876 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23878 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23879 (divdf3_internal_lat): Remove.
23880 (divxf3_internal_lat): Remove.
23881 (divxf3_internal_thr): Remove.
23882 (divxf): Use divxf3_internal.
23883 * config/ia64/div.md (divsf3_internal_lat): New.
23884 (divdf3_internal_lat): New.
23885 (divxf3_internal): New.
23887 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23890 * Makefile.in (USE_GCC_STDINT): Define.
23891 (stmp-int-hdrs): Install stdint.h if applicable.
23892 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23894 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23895 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23896 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23897 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23898 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23899 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23900 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23901 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23902 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23903 (c_common_nodes_and_builtins): Initialize
23904 underlying_wchar_type_node. Do not initialize
23905 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23906 nodes for new types.
23907 (c_stddef_cpp_builtins): Define macros for new types.
23908 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23910 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23911 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23912 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23913 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23914 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23915 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23916 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23917 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23918 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23919 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23920 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23921 int16_type_node, int32_type_node, int64_type_node,
23922 uint8_type_node, uint16_type_node, c_uint32_type_node,
23923 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23924 int_least32_type_node, int_least64_type_node,
23925 uint_least8_type_node, uint_least16_type_node,
23926 uint_least32_type_node, uint_least64_type_node,
23927 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23928 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23929 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23930 uintptr_type_node): Define.
23931 * c-cppbuiltin.c (builtin_define_constants,
23932 builtin_define_type_minmax): New.
23933 (builtin_define_stdint_macros): Define more macros.
23934 (c_cpp_builtins): Define more limit macros.
23935 (type_suffix): New.
23936 (builtin_define_type_max): Define in terms of
23937 builtin_define_type_minmax. Remove is_long parameter. All
23939 * config.gcc (use_gcc_stdint): Define.
23940 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23941 Add newlib-stdint.h for generic targets.
23942 * config/glibc-stdint.h, config/newlib-stdint.h,
23943 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23944 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23945 * config/score/score.h (UINTPTR_TYPE): Define.
23946 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23947 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23948 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23949 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23950 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23951 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23952 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23953 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23954 * config/spu/spu.h (STDINT_LONG32): Define.
23955 * configure.ac (use_gcc_stdint): Substitute.
23956 * configure: Regenerate.
23957 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23958 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23959 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23960 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23961 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23962 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23963 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23964 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23965 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23966 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23967 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23968 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23969 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23970 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23971 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23972 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23973 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23974 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23975 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23976 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23977 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23978 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23979 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23980 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23981 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23982 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23983 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23984 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23985 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23987 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23989 * loop-iv.c (suitable_set_for_replacement): Renamed from
23990 simplify_using_assignment; changed to return bool and to accept new
23991 args DEST and SRC. Return true iff we find a source/destination pair
23992 that can be used to make a replacement, and fill SRC and DEST if so.
23993 Remove arg ALTERED. Don't deal with altered regs here. All callers
23995 (simplify_using_initial_values): Deal with altered regs here and track
23996 more precisely the effect they have on the validity of our expression.
23998 * loop-iv.c (simplify_using_condition): A condition of the form
23999 (EQ REG CONST) can be used to simply make a substitution.
24000 (simplify_using_initial_values): Keep track of conditions we have seen
24001 and keep using them to simplify new expressions, while applying the
24002 same substitutions to them as to the expression.
24004 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24005 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24008 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24009 changed. Use this when trying to improve the upper bound.
24010 Generate the comparison by using simplify_gen_relational.
24012 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24014 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24016 (simplify_using_assignment, simplify_using_initial_values): Call
24017 replace_in_expr to make replacements. Call replace_single_def_regs
24018 once on the initial version of the expression.
24020 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24023 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24025 2009-03-31 Richard Guenther <rguenther@suse.de>
24027 PR middle-end/31029
24028 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24029 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24031 2009-03-31 Richard Guenther <rguenther@suse.de>
24033 * tree.h (div_if_zero_remainder): Declare.
24034 * fold-const.c (div_if_zero_remainder): Export.
24035 * tree-ssa-forwprop.c
24036 (forward_propagate_addr_into_variable_array_index): Handle
24037 constant array index addition outside of the variable index.
24039 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24042 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24043 define_splits, floatunssi<mode>2): Require x87 conversions from
24044 DImode to be permitted.
24046 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24048 PR preprocessor/15638
24049 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24051 2009-03-31 Richard Guenther <rguenther@suse.de>
24053 PR middle-end/23401
24054 PR middle-end/27810
24055 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24056 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24057 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24058 a separate statement.
24059 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24060 (lookup_tmp_var): Likewise.
24061 (is_gimple_formal_tmp_or_call_rhs): Remove.
24062 (is_gimple_reg_or_call_rhs): Rename to ...
24063 (is_gimple_reg_rhs_or_call): ... this.
24064 (is_gimple_mem_or_call_rhs): Rename to ...
24065 (is_gimple_mem_rhs_or_call): ... this.
24066 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24067 DECL_GIMPLE_REG_P only if is_formal is true.
24068 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24069 for non-proper post-modify expression gimplification.
24070 (gimplify_self_mod_expr): For post-modify expressions gimplify
24071 the lvalue to a minimal lvalue.
24072 (rhs_predicate_for): Remove formal temp case.
24073 (gimplify_modify_expr_rhs): Likewise.
24074 (gimplify_addr_expr): Use is_gimple_reg.
24075 (gimplify_expr): Remove formal temp cases.
24076 (gimple_regimplify_operands): Likewise.
24077 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24078 and FILTER_EXPR like constants.
24079 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24081 (is_gimple_formal_tmp_rhs): Remove.
24082 (is_gimple_reg_rhs): Remove special casing.
24083 (is_gimple_mem_rhs): Fix.
24084 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24085 (is_gimple_formal_tmp_var): Remove.
24086 (is_gimple_formal_tmp_reg): Likewise.
24087 (is_gimple_min_lval): Allow invariant component ref parts.
24088 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24089 is_gimple_formal_tmp_reg): Remove declarations.
24090 * tree-cfg.c (verify_expr): Verify that variables with address
24091 taken do not have DECL_GIMPLE_REG_P set.
24092 * tree-mudflap.c (mf_build_check_statement_for): Use
24093 force_gimple_operand instead of gimplify_expr.
24095 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24097 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24098 schedulable rows to compute_split_row.
24100 2009-03-31 Ben Elliston <bje@au.ibm.com>
24103 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24106 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24108 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24109 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24110 * configure: Regenerate.
24111 * config.in: Regenerate.
24112 * config/rs6000/rs6000.opt (mtls-markers): Add.
24113 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24114 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24115 (tls_ld_aix, tls_ld_sysv): Likewise.
24116 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24117 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24119 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24121 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24123 2009-03-30 Jan Hubicka <jh@suse.cz>
24125 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24127 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24128 detection and label handling.
24130 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24132 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24133 left_conflicts_size.
24134 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24135 ALLOCNO_LEFT_CONFLICTS_SIZE.
24137 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24138 remove_allocno_from_bucket_and_push,
24139 allocno_spill_priority_compare, push_allocnos_to_stack,
24140 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24141 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24142 (setup_allocno_left_conflicts_num): Ditto. Rename to
24143 setup_allocno_left_conflicts_size.
24144 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24145 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24146 setup_allocno_left_conflicts_size instead of
24147 setup_allocno_left_conflicts_num.
24149 * ira-build.c (ira_create_allocno): Use
24150 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24151 ALLOCNO_LEFT_CONFLICTS_NUM.
24153 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24155 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24156 instead of DF_LR_OUT.
24158 * ira-lives.c (process_bb_node_lives): Ditto.
24160 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24161 instead of DF_LR_{OUT,IN}.
24163 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24165 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24167 2009-03-30 Jan Hubicka <jh@suse.cz>
24169 * except.c (label_to_region_map): Fix thinko.
24171 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24173 PR middle-end/38237
24174 * tree.h (tree_find_value): New declaration.
24175 * tree.c (tree_find_value): New function.
24176 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24178 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24181 * c-decl.c (struct c_binding): Add locus field.
24182 (bind): Add locus argument, set locus field from it.
24183 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24184 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24185 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24186 implicitly_declare, undeclared_variable, lookup_label,
24187 declare_label, c_make_fname_decl, c_builtin_function,
24188 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24191 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24194 * config/i386/i386.c (classify_argument): Check total size of
24197 2009-03-30 Martin Jambor <mjambor@suse.cz>
24199 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24200 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24201 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24204 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24205 seen_variable_array_ref while also traversing a union.
24207 * tree-inline.c (optimize_inline_calls): Do not call
24208 cgraph_node_remove_callees.
24209 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24210 (pass_remove_cgraph_callee_edges): New variable.
24211 * passes.c (init_optimization_passes): Add
24212 pass_remove_cgraph_callee_edges after early inlining and before all
24213 late intraprocedural passes.
24215 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24217 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24219 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24220 Fix typos in names.
24222 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24224 * combine.c (simplify_comparison): Use have_insn_for.
24225 * dojump.c (do_jump): Likewise.
24227 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24229 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24230 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24231 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24232 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24233 instead of sparc_compare_emitted.
24234 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24235 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24236 instead of sparc_compare_emitted.
24238 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24240 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24241 enter/exit cfglayout mode.
24242 (pass_partition_block): Require it.
24243 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24244 (combine_instructions): Track basic blocks instead of labels.
24245 (update_cfg_for_uncondjump): New.
24246 (try_combine): Use it. Update jumps after rescanning.
24247 (pass_combine): Require PROP_cfglayout.
24248 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24250 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24252 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24253 Provide/destroy PROP_cfglayout respectively.
24254 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24255 * tree-pass.h (PROP_cfglayout): New.
24257 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24259 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24260 fold_convert_const_fixed_from_fixed,
24261 fold_convert_const_fixed_from_int,
24262 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24263 set TREE_CONSTANT_OVERFLOW.
24264 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24265 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24267 2009-03-30 Ira Rosen <irar@il.ibm.com>
24269 * tree-vect-loop-manip.c: New file.
24270 * tree-vectorizer.c: Update documentation and included files.
24271 (vect_loop_location): Make extern.
24272 (rename_use_op): Move to tree-vect-loop-manip.c
24273 (rename_variables_in_bb, rename_variables_in_loop,
24274 slpeel_update_phis_for_duplicate_loop,
24275 slpeel_update_phi_nodes_for_guard1,
24276 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24277 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24278 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24279 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24280 find_loop_location): Likewise.
24281 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24282 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24283 get_vectype_for_scalar_type, vect_is_simple_use,
24284 supportable_widening_operation, supportable_narrowing_operation):
24286 (bb_in_loop_p): Move to tree-vect-loop.c.
24287 (new_loop_vec_info, destroy_loop_vec_info,
24288 reduction_code_for_scalar_code, report_vect_op,
24289 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24290 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24291 (vect_supportable_dr_alignment): Likewise.
24292 * tree-vectorizer.h (tree-data-ref.h): Include.
24293 (vect_loop_location): Declare.
24294 Reorganize function declarations according to the new file structure.
24295 * tree-vect-loop.c: New file.
24296 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24297 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24298 * tree-vect-data-refs.c: New file.
24299 * tree-vect-patterns.c (timevar.h): Don't include.
24300 * tree-vect-stmts.c: New file.
24301 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24302 tree-vect-slp.c, tree-vect-loop.c.
24303 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24304 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24305 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24306 (tree-vect-analyze.o): Remove.
24307 (tree-vect-transform.o): Likewise.
24308 (tree-vect-data-refs.o): Add rule.
24309 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24310 tree-vect-slp.o): Likewise.
24311 (tree-vect-patterns.o): Remove redundant dependencies.
24312 (tree-vectorizer.o): Likewise.
24313 * tree-vect-slp.c: New file.
24315 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24317 * optc-gen.awk: Warn if an option flag has multiple different
24320 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24322 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24323 -floop-block): Document dependences on PPL, CLooG and Graphite.
24325 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24327 PR rtl-optimization/323
24328 * c-common.c (c_fully_fold, convert_and_check,
24329 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24330 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24331 * c-common.def (EXCESS_PRECISION_EXPR): New.
24332 * c-cppbuiltin.c (builtin_define_float_constants): Define
24333 constants with enough digits for long double.
24334 * c-lex.c (interpret_float): Interpret constant with excess
24335 precision where appropriate.
24336 * c-opts.c (c_common_post_options): Set
24337 flag_excess_precision_cmdline. Give an error for
24338 -fexcess-precision=standard for C++ for processors where the
24339 option is significant.
24340 * c-parser.c (c_parser_conditional_expression): Handle excess
24341 precision in condition.
24342 * c-typeck.c (convert_arguments): Handle arguments with excess
24344 (build_unary_op): Move excess precision outside operation.
24345 (build_conditional_expr): Likewise.
24346 (build_compound_expr): Likewise.
24347 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24348 (build_modify_expr): Handle excess precision in RHS.
24349 (convert_for_assignment): Handle excess precision in converted
24351 (digest_init, output_init_element, process_init_element): Handle
24352 excess precision in initializer.
24353 (c_finish_return): Handle excess precision in return value.
24354 (build_binary_op): Handle excess precision in operands and add
24355 excess precision as needed for operation.
24356 * common.opt (-fexcess-precision=): New option.
24357 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24358 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24359 For standard excess precision, output explicit conversion to and
24360 truncation from XFmode.
24361 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24362 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24363 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24364 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24365 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24366 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24367 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24368 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24369 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24370 define_splits, sqrt<mode>2): Disable where appropriate for
24371 standard excess precision.
24372 * convert.c (convert_to_real): Do not shorten arithmetic to type
24373 for which excess precision would be used.
24374 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24375 * doc/invoke.texi (-fexcess-precision=): Document option.
24376 (-mfpmath=): Correct index entry.
24377 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24378 flag_excess_precision): New.
24379 * langhooks.c (lhd_post_options): Set
24380 flag_excess_precision_cmdline.
24381 * opts.c (common_handle_option): Handle -fexcess-precision=.
24382 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24383 init_excess_precision): New.
24384 (lang_dependent_init_target): Call init_excess_precision.
24385 * tree.c (excess_precision_type): New.
24386 * tree.h (excess_precision_type): Declare.
24388 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24391 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24392 non-lvalue to component.
24394 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24396 PR preprocessor/34695
24397 * Makefile.in (c-opts.o): Depend on c-tree.h.
24398 * c-common.c: Move down include of diagnostic.h.
24399 (done_lexing, c_cpp_error): New.
24400 * c-common.h (done_lexing): Declare.
24401 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24403 * c-opts.c: Include c-tree.h.
24404 (c_common_init_options): Set preprocessor error callback.
24405 (c_common_handle_option): Do not set preprocessor
24406 inhibit_warnings, warnings_are_errors, warn_system_headers,
24407 pedantic_errors or inhibit_warnings flags.
24408 (c_common_post_options): Do not check cpp_errors (parse_in).
24409 (c_common_finish): Do not output dependencies if there were
24410 errors. Do not check return value of cpp_finish.
24411 * c-ppoutput.c (pp_file_change): Set input_location.
24412 * c-tree.h (c_cpp_error): Declare.
24413 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24415 (diagnostic_build_prefix): Check override_column.
24416 * diagnostic.h (diagnostic_info): Add override_column field.
24417 (diagnostic_override_column): Define.
24419 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24421 * c-common.c (c_expand_expr, c_staticp): Remove.
24422 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24423 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24424 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24425 * c-gimplify.c (gimplify_compound_literal_expr,
24426 optimize_compound_literals_in_ctor): Remove.
24427 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24428 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24429 * c-semantics.c (emit_local_var): Remove.
24431 * langhooks-def.h (lhd_expand_expr): Remove.
24432 * langhooks.c (lhd_expand_expr): Remove.
24433 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24435 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24436 handling from c-semantics.c; don't call into langhook.
24437 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24438 * gimplify.c (gimplify_compound_literal_expr,
24439 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24440 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24441 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24442 as was done in c-gimplify.c.
24443 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24444 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24445 Move from c-common.h.
24446 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24448 * tree.c (staticp): Do not call langhook.
24449 * langhooks.c (lhd_staticp): Delete.
24450 * langhooks-def.h (lhd_staticp): Delete prototype.
24451 (LANG_HOOKS_STATICP): Delete.
24452 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24454 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24455 instead of DECL_STMTs.
24457 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24465 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24467 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24468 contained expression.
24469 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24470 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24471 conditional expressions for C.
24472 (decl_constant_value_for_optimization): Move from
24473 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24474 whether optimizing and that the expression is a VAR_DECL not of
24475 array type instead of doing such checks in the caller. Do not
24476 check pedantic. Call gcc_unreachable for C++.
24477 * c-common.def (C_MAYBE_CONST_EXPR): New.
24478 * c-common.h (c_fully_fold, c_save_expr,
24479 decl_constant_value_for_optimization): New prototypes.
24480 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24481 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24482 EXPR_INT_CONST_OPERANDS): Define.
24483 * c-convert.c (convert): Strip nops from expression.
24484 * c-decl.c (groktypename): Take extra parameters expr and
24485 expr_const_operands. Update call to grokdeclarator.
24486 (start_decl): Update call to grokdeclarator. Add statement for
24487 expressions used in type of decl.
24488 (grokparm): Update call to grokdeclarator.
24489 (push_parm_decl): Update call to grokdeclarator.
24490 (build_compound_literal): Add parameter non_const and build a
24491 C_MAYBE_COSNT_EXPR if applicable.
24492 (grokdeclarator): Take extra parameters expr and
24493 expr_const_operands. Track expressions used in declaration
24494 specifiers and declarators. Fold array sizes and track whether
24495 they are constant expressions and whether they are integer
24496 constant expressions.
24497 (parser_xref_tag): Set expr and expr_const_operands fields in
24499 (grokfield): Update call to grokdeclarator.
24500 (start_function): Update call to grokdeclarator.
24501 (build_null_declspecs): Set expr and expr_const_operands fields in
24503 (declspecs_add_type): Handle expressions in typeof specifiers.
24504 * c-parser.c (c_parser_declspecs): Set expr and
24505 expr_const_operands fields for declaration specifiers.
24506 (c_parser_enum_specifier): Likewise.
24507 (c_parser_struct_or_union_specifier): Likewise.
24508 (c_parser_typeof_specifier): Likewise. Update call to
24509 groktypename. Fold expression as needed. Return expressions with
24510 type instead of adding statements.
24511 (c_parser_attributes): Update calls to c_parser_expr_list.
24512 (c_parser_statement_after_labels): Fold expression before passing
24513 to objc_build_throw_stmt.
24514 (c_parser_condition): Fold expression.
24515 (c_parser_asm_operands): Fold expression.
24516 (c_parser_conditional_expression): Use c_save_expr. Update call
24517 to build_conditional_expr.
24518 (c_parser_alignof_expression): Update call to groktypename.
24519 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24520 original_code. Fold expression argument of va_arg. Create
24521 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24522 argument to va_arg. Update calls to groktypename. Fold array
24523 index for offsetof. Verify that first argument to
24524 __builtin_choose_expr has integer type.
24525 (c_parser_postfix_expression_after_paren_type): Update calls to
24526 groktypename and build_compound_literal. Handle expressions with
24527 side effects in type name.
24528 (c_parser_postfix_expression_after_primary): Update call to
24529 c_parser_expr_list. Set original_code for calls to
24530 __builtin_constant_p.
24531 (c_parser_expr_list): Take extra parameter fold_p. Fold
24532 expressions if requested.
24533 (c_parser_objc_type_name): Update call to groktypename.
24534 (c_parser_objc_synchronized_statement): Fold expression.
24535 (c_parser_objc_receiver): Fold expression.
24536 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24537 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24538 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24539 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24540 (struct c_typespec): Add elements expr and expr_const_operands.
24541 (struct c_declspecs): Add elements expr and expr_const_operands.
24542 (groktypename, build_conditional_expr, build_compound_literal):
24544 (in_late_binary_op): Declare.
24545 * c-typeck.c (note_integer_operands): New function.
24546 (in_late_binary_op): New variable.
24547 (decl_constant_value_for_broken_optimization): Move to c-common.c
24548 and rename to decl_constant_value_for_optimization.
24549 (default_function_array_conversion): Do not strip nops.
24550 (default_conversion): Do not call
24551 decl_constant_value_for_broken_optimization.
24552 (build_array_ref): Do not fold result.
24553 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24554 result when operand is a VLA.
24555 (c_expr_sizeof_type): Update call to groktypename. Handle
24556 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24557 result when operand names a VLA type.
24558 (build_function_call): Update call to build_compound_literal.
24559 Only fold result for calls to __builtin_* functions. Strip
24560 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24561 the function designator.
24562 (convert_arguments): Fold arguments. Update call to
24563 convert_for_assignment.
24564 (build_unary_op): Handle increment and decrement of
24565 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24566 decrement earlier. Fold operand of increment and decrement.
24567 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24568 built for integer operand. Wrap returns that are INTEGER_CSTs
24569 without being integer constant expressions or that have integer
24570 constant operands without being INTEGER_CSTs.
24571 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24572 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24573 result is an integer constant expression or can be used in
24574 unevaluated parts of one and avoid folding and wrap as
24575 appropriate. Fold operands before possibly doing -Wsign-compare
24577 (build_compound_expr): Wrap result for C99 if operands can be used
24578 in integer constant expressions.
24579 (build_c_cast): Update call to digest_init. Do not ignore
24580 overflow from casting floating-point constants to integers. Wrap
24581 results that could be confused with integer constant expressions,
24582 null pointer constants or floating-point constants.
24583 (c_cast_expr): Update call to groktypename. Handle expressions
24584 included in type name.
24585 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24586 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24587 Update calls to convert_for_assignment.
24588 (convert_for_assignment): Take new parameter
24589 null_pointer_constant. Do not strip nops or call
24590 decl_constant_value_for_broken_optimization. Set
24591 in_late_binary_op for conversions to boolean.
24592 (store_init_value): Update call to digest_init.
24593 (digest_init): Take new parameter null_pointer_constant. Do not
24594 call decl_constant_value_for_broken_optimization. pedwarn for
24595 initializers not constant expressions. Update calls to
24596 convert_for_assignment.
24597 (constructor_nonconst): New.
24598 (struct constructor_stack): Add nonconst element.
24599 (really_start_incremental_init, push_init_level, pop_init_level):
24600 Handle constructor_nonconst and nonconst element.
24601 (set_init_index): Call constant_expression_warning for array
24603 (output_init_element): Fold value. Set constructor_nonconst as
24604 applicable. pedwarn for initializers not constant expressions.
24605 Update call to digest_init. Call constant_expression_warning
24606 where constant initializers are required.
24607 (process_init_element): Use c_save_expr.
24608 (c_finish_goto_ptr): Fold expression.
24609 (c_finish_return): Fold return value. Update call to
24610 convert_for_assignment.
24611 (c_start_case): Fold switch expression.
24612 (c_process_expr_stmt): Fold expression.
24613 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24614 ensure statement expression is not evaluated in constant expression.
24615 (build_binary_op): Track whether results are integer constant
24616 expressions or may occur in such, disable folding and wrap results
24617 as applicable. Fold operands for -Wsign-compare warnings unless
24619 (c_objc_common_truthvalue_conversion): Handle results folded to
24620 integer constants that are not integer constant expressions.
24621 * doc/extend.texi: Document when typeof operands are evaluated,
24622 that condition of __builtin_choose_expr is an integer constant
24623 expression, and more about use of __builtin_constant_p in
24626 2009-03-29 Richard Guenther <rguenther@suse.de>
24628 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24629 propagate addresses of array references.
24631 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24633 * regmove.c (perhaps_ends_bb_p): Remove.
24634 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24635 from INSN and check that the main loop stays within that basic block.
24636 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24637 (regmove_forward_pass): Split out from regmove_optimize. Use
24638 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24639 (regmove_backward_pass): Split out from regmove_optimize. Use
24640 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24641 (regmove_optimize): Simplify.
24643 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24646 * config/i386/i386.c (classify_argument): Ignore flexible array
24647 member in struct and warn ABI change.
24649 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24651 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24653 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24654 (ix86_adjust_cost): Updated.
24656 2009-03-29 Jan Hubicka <jh@suse.cz>
24658 PR middle-end/28850
24659 * tree-pass.h (pass_cleanup_eh): New function.
24660 (remove_unreachable_regions): Break code handling RTL
24661 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24662 that can not be reached by runtime.
24663 (can_be_reached_by_runtime): New function.
24664 (label_to_region_map): New function.
24665 (num_eh_regions): New function.
24666 (rtl_remove_unreachable_regions): New function.
24667 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24668 (remove_eh_region): New function.
24669 * except.h: Include sbitmap and vecprim.
24670 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24671 num_eh_regions): Declare.
24672 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24673 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24674 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24675 (tree_empty_eh_handler_p): New function.
24676 (cleanup_empty_eh): New function.
24677 (cleanup_eh): New function.
24678 (pass_cleanup_eh): New function.
24680 2009-03-29 Jan Hubicka <jh@suse.cz>
24682 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24683 for removed regions.
24685 2009-03-29 Jan Hubicka <jh@suse.cz>
24687 * except.c (dump_eh_tree): Dump all datastructures.
24689 2009-03-29 Jan Hubicka <jh@suse.cz>
24691 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24692 (duplicate_eh_regions_1): Likewise.
24693 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24694 vector; call EH verification.
24695 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24696 Be ready for region being removed.
24698 2009-03-29 Jan Hubicka <jh@suse.cz>
24700 * bitmap.c (bitmap_last_set_bit): New function.
24701 * bitmap.h (bitmap_last_set_bit): Declare.
24703 2009-03-29 David Ayers <ayers@fsfe.org>
24706 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24707 by calling objc_compare_types and surpress warnings about
24708 incompatible C pointers that are compatible ObjC pointers.
24710 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24712 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24713 call initialize_inline_failed.
24714 (initialize_inline_failed): Move it from here ...
24715 * cgraph.c (initialize_inline_failed): ... to here.
24716 (cgraph_create_edge): Call initialize_inline_failed rather than
24717 setting inline_failed directly.
24719 2009-03-29 Ben Elliston <bje@au.ibm.com>
24722 * sysv4.opt (msdata): Improve comment.
24723 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24724 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24726 2009-03-29 Ben Elliston <bje@au.ibm.com>
24729 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24730 load and store attributes.
24732 2009-03-29 Ben Elliston <bje@au.ibm.com>
24734 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24735 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24736 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24737 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24738 __builtin_infq and __builtin_huge_valq.
24740 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24742 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24744 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24745 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24747 2009-03-28 Xinliang David Li <davidxl@google.com>
24749 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24750 (do_dbg_cnt): New function.
24752 2009-03-28 Jan Hubicka <jh@suse.cz>
24754 Merge from pretty-ipa:
24756 2009-03-27 Jan Hubicka <jh@suse.cz>
24758 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24759 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24760 * passes.c (function_called_by_processed_nodes_p): New.
24761 * ipa-pure-const.c (check_call): Fix handling of operands.
24762 (analyze_function): Dump debug output for skipped bodies.
24763 (local_pure_const): Use function_called_by_processed_nodes_p.
24764 * dwarf2out.c (reference_to_unused): Use output.
24765 * passes.c (do_per_function_toporder): Likewise.
24767 2008-11-12 Jan Hubicka <jh@suse.cz>
24769 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24770 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24771 state_set_in_source enum
24772 (check_decl): Ignore memory tags; do not set fake looping flags;
24774 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24775 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24776 (check_call, analyze_function): Rewrite.
24778 (add_new_function): Update call of analyze_function.
24779 (generate_summary): Add call of analyze_function.
24780 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24781 (local_pure_const): New function.
24782 (pass_local_pure_const): New pass.
24783 * ipa-inline.c (inline_transform): Set after_inlining.
24784 * tree-eh.c (stmt_can_throw_external): New.
24785 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24786 work with aliasing built.
24787 * tree-flow.h (stmt_can_throw_external): New.
24788 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24789 and local pure/const pass in early and late optimization queue.
24791 2009-03-28 Martin Jambor <mjambor@suse.cz>
24793 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24795 (fold_binary): Allow function decl aligment consideration is the
24796 second argument is integer constant one.
24797 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24798 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24799 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24801 2009-03-28 Jan Hubicka <jh@suse.cz>
24803 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24804 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24805 * function.h (rtl_data): Add nothrow flag.
24806 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24807 set DECL_NOTHROW for AVAILABLE functions.
24809 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24811 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24812 following vector keyword has expansion starting with pixel or bool
24813 keyword, expand vector to __vector and pixel or bool to __pixel or
24817 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24818 warn_if_disallowed_function_p): Removed.
24819 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24820 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24821 warning_if_disallowed_function_p.
24822 * flags.h (warn_if_disallowed_function_p,
24823 warn_disallowed_functions): Removed.
24824 * common.opt (Wdisallowed-function-list=): Removed.
24825 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24827 2009-03-28 Richard Guenther <rguenther@suse.de>
24829 PR tree-optimization/38723
24830 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24833 2009-03-28 Jan Hubicka <jh@suse.cz>
24835 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24836 test introduced by my previous patch.
24838 2009-03-28 Richard Guenther <rguenther@suse.de>
24840 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24841 the PHIs value undefined.
24843 2009-03-28 Jan Hubicka <jh@suse.cz>
24845 * tree-pass.h (pass_fixup_cfg): New pass.
24846 * ipa-inline.c (inline_transform): Set
24847 always_inline_functions_inlined/after_inlining.
24848 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24849 (pass_fixup_cfg): New pass.
24850 * passes.c (init_optimization_passes): Add fixup_cfg.
24852 2009-03-28 Richard Guenther <rguenther@suse.de>
24854 PR tree-optimization/38458
24855 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24856 argument use the arguments copy-of value.
24858 2009-03-28 Richard Guenther <rguenther@suse.de>
24860 PR tree-optimization/38180
24861 * tree-ssa-ccp.c (get_default_value): Simplify.
24862 (likely_value): Likewise.
24863 (surely_varying_stmt_p): Properly handle VOP case.
24864 (ccp_initialize): Likewise.
24865 (ccp_fold): Handle propagating through *&.
24866 (fold_const_aggregate_ref): Also handle decls.
24868 2009-03-28 Jan Hubicka <jh@suse.cz>
24870 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24871 * cgraph.h (cgraph_node): Likewise.
24872 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24873 (cgraph_reset_node): Use process flag.
24874 (cgraph_mark_functions_to_output): Likewise.
24875 (cgraph_expand_function): Likewise.
24876 (cgraph_expand_all_functions): Likewise.
24877 (cgraph_output_in_order): Likewise.
24878 * dwarf2out.c (reference_to_unused): Likewise.
24879 * passes.c do_per_function_toporder): Likewise.
24881 2009-03-28 Jan Hubicka <jh@suse.cz>
24883 Bring from lto-branch:
24885 2008-09-03 Doug Kwan <dougkwan@google.com>
24887 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24888 enums instead of reason strings.
24889 * cgraph.c (cgraph_create_edge): Same.
24890 (cgraph_inline_failed_string): New function.
24891 * cgraph.h (cgraph_inline_failed_t): New enum type.
24892 (cgraph_inline_failed_string): New prototype.
24893 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24894 char pointer to cgraph_inline_failed_t.
24895 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24896 (cgraph_default_inline_p): Ditto.
24897 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24898 to cgraph_inline_failed_t pointer.
24899 * cif-code.def: New file.
24900 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24902 (cgraph_check_inline_limits): Change type of REASON to pointer to
24903 cgraph_inline_failed_t. Replace reason strings with enums.
24904 (cgraph_default_inline_p): Ditto.
24905 (cgraph_recursive_inlining_p): Ditto.
24906 (update_caller_keys): Change type of FAILED_REASON to
24907 cgraph_inline_failed_t.
24908 (cgraph_set_inline_failed): Change type of REASON to pointer to
24909 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24910 convert enums to strings for text output.
24911 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24912 to be of type cgraph_inline_failed_t. Replace reason strings with
24913 enums. Call cgraph_inline_failed_string to covert enums
24914 to strings for text output.
24915 (cgraph_decide_inlining): Replace reason strings with enums.
24916 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24917 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24919 * tree-inline.c (expand_call_inline): Change type of REASON
24920 to cgraph_inline_failed_t. Replace reason strings with enums.
24921 Call cgraph_inline_failed_string for text output.
24922 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24925 2009-03-28 Jan Hubicka <jh@suse.cz>
24927 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24928 cgraph_clone_node): Remove master clone handling.
24929 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24930 * cgraph.h (master_clone): Remove.
24931 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24932 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24933 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24935 2009-03-28 Jan Hubicka <jh@suse.cz>
24937 * cgraph.c (cgraph_function_body_availability): Functions declared
24938 inline are always safe to assume that it is not going to be replaced.
24940 2009-03-28 Richard Guenther <rguenther@suse.de>
24942 PR tree-optimization/38513
24943 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24944 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24945 EXC_PTR_EXPR and FILTER_EXPR.
24946 (get_ref_from_reference_ops): Likewise.
24948 2009-03-28 Richard Guenther <rguenther@suse.de>
24950 PR tree-optimization/38968
24951 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24952 Use FLOOR_MOD_EXPR to compute misalignment.
24954 2009-03-28 Richard Guenther <rguenther@suse.de>
24956 PR tree-optimization/37795
24957 * tree.h (combine_comparisons): Declare.
24958 * fold-const.c (combine_comparisons): Export.
24959 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24961 (ifcombine_iforif): Use combine_comparisons.
24963 2009-03-28 Jan Hubicka <jh@suse.cz>
24965 * tree-eh.c (inlinable_call_p): New function.
24966 (make_eh_edges): Use it.
24967 (verify_eh_edges): Use it.
24968 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24969 * except.c (reachable_next_level): Add inlinable_function argument
24970 (sjlj_find_directly_reachable_regions): Update.
24971 (add_reachable_handler): Do not set saw_any_handlers.
24972 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24973 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24974 Add new inlinable call parameter.
24975 (can_throw_internal, can_throw_external): Update.
24976 * except.h (can_throw_internal_1, can_throw_external_1,
24977 foreach_reachable_handler): Update declaration.
24979 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24981 * config/arm/t-arm-coff, config/h8300/coff.h,
24982 config/i386/i386-aout.h, config/i386/i386-coff.h,
24983 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24984 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24985 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24986 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24987 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24988 sys-types.h: Remove.
24989 * Makefile.in: Remove protoize and fixproto support and references
24991 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24992 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24994 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24995 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24996 unprotoize$(exeext).
24997 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24998 (.PHONY): Don't depend on proto.
24999 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25000 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25001 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25002 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25003 build/gen-protos.o, build/scan.o, xsys-protos.h,
25004 build/fix-header$(build_exeext), build/fix-header.o,
25005 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25006 stmp-install-fixproto): Remove.
25007 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25008 SYSCALLS.c or fixproto files.
25009 (install-common): Don't install protoize.
25010 (install-headers-tar, install-headers-cpio, install-headers-cp):
25011 Don't depend on $(STMP_FIXPROTO).
25012 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25013 install fixproto files or write out fixproto settings.
25014 (uninstall): Don't uninstall protoize.
25015 * config.gcc (use_fixproto): Remove.
25016 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25017 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25018 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25019 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25020 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25021 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25022 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25023 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25024 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25025 * config/t-vxworks (STMP_FIXPROTO): Remove.
25026 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25027 STMP_FIXPROTO): Remove.
25028 * config.in, configure: Regenerate.
25029 * crtstuff.c (gid_t, uid_t): Don't undefine.
25030 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25031 (arm-*-coff, arm-*-aout: Remove target entries.
25032 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25033 Remove mention of AIX 4.1.
25034 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25035 * doc/invoke.texi (Running Protoize): Remove.
25036 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25037 (Protoize Caveats): Remove.
25038 * tsystem.h: Update comments on headers assumed to exist.
25040 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25042 * genautomata.c: Add a new year to the copyright. Add a new
25044 (struct insn_reserv_decl): Add comments for member bypass_list.
25045 (find_bypass): Remove.
25046 (insert_bypass): New.
25047 (process_decls): Use insert_bypass.
25048 (output_internal_insn_latency_func): Output all bypasses with the
25049 same input insn in one switch case.
25051 * rtl.def (define_bypass): Describe bypass choice.
25052 * doc/md.texi (define_bypass): Ditto.
25054 2009-03-27 Richard Guenther <rguenther@suse.de>
25056 * gimplify.c (mark_addressable): Export.
25057 * tree-flow.h (mark_addressable): Declare.
25058 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25059 * tree-ssa.c (verify_phi_args): Verify that address taken
25060 variables have TREE_ADDRESSABLE set.
25062 2009-03-27 Richard Guenther <rguenther@suse.de>
25064 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25065 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25066 Do not mark decls TREE_ADDRESSABLE.
25067 (build_fold_addr_expr): Adjust.
25068 (fold_addr_expr): Remove.
25069 (fold_unary): Use build_fold_addr_expr.
25070 (fold_comparison): Likewise.
25071 (split_address_to_core_and_offset): Likewise.
25072 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25074 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25075 (gimplify_modify_expr_to_memcpy): Mark source and destination
25077 * omp-low.c (create_omp_child_function): Mark the object decl
25079 (lower_rec_input_clauses): Mark the var we take the address of
25081 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25083 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25085 PR middle-end/39315
25086 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25087 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25089 2009-03-27 Richard Guenther <rguenther@suse.de>
25091 PR tree-optimization/39120
25092 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25094 (handle_lhs_call): Process return constraints. Add escape
25095 constraints if necessary.
25096 (handle_const_call): Fill out return constraints. Make nested
25097 case more precise. Avoid consttmp if possible.
25098 (handle_pure_call): Fill out return constraints. Avoid
25099 callused if possible.
25100 (find_func_aliases): Simplify call handling.
25102 2009-03-27 Richard Guenther <rguenther@suse.de>
25104 PR tree-optimization/39120
25105 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25106 as a representative.
25107 (solve_graph): Do propagate CALLUSED.
25108 (handle_pure_call): Use a scalar constraint from CALLUSED for
25110 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25113 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25116 * c-common.c (handle_aligned_attribute): Properly check alignment
25117 overflow. Use (1U << i) instead of (1 << i).
25119 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25121 * expr.h (get_mem_align_offset): Updated.
25123 * tree.h (tree_decl_common): Change align to "unsigned int" and
25124 move it before pointer_alias_set.
25126 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25127 Jakub Jelinek <jakub@redhat.com>
25130 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25131 gr_register_operand with gr_reg_or_0_operand.
25132 (cmpxchg_rel_di): Likewise.
25133 (sync_lock_test_and_set<mode>): Likewise.
25135 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25137 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25138 (true_regnum): Likewise.
25140 * rtlanal.c (subreg_info): Moved to ...
25141 * rtl.h (subreg_info): Here. New.
25142 (subreg_get_info): New.
25144 * rtlanal.c (subreg_get_info): Make it extern.
25146 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25149 * config/i386/i386.c (ix86_abi): New.
25150 (override_options): Handle -mabi=.
25151 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25152 (ix86_call_abi_override): Likewise.
25153 (init_cumulative_args): Likewise.
25154 (function_arg_advance): Likewise.
25155 (function_arg_64): Likewise.
25156 (function_arg): Likewise.
25157 (ix86_pass_by_reference): Likewise.
25158 (ix86_function_value_regno_p): Likewise.
25159 (ix86_build_builtin_va_list_abi): Likewise.
25160 (setup_incoming_varargs_64): Likewise.
25161 (is_va_list_char_pointer): Likewise.
25162 (ix86_init_machine_status): Likewise.
25163 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25164 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25165 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25166 (ix86_function_abi): Make it static and return enum calling_abi.
25167 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25169 (ix86_fn_abi_va_list): Updated.
25171 * config/i386/i386.h (ix86_abi): New.
25172 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25173 (CONDITIONAL_REGISTER_USAGE): Likewise.
25174 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25175 (machine_function): Likewise.
25177 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25179 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25180 (STACK_BOUNDARY): Likewise.
25181 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25183 * config/i386/i386.opt (mabi=): New.
25185 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25186 return enum calling_abi.
25187 (ix86_function_type_abi): Likewise.
25188 (ix86_function_abi): Removed.
25190 * doc/invoke.texi: Document -mabi= option for x86.
25192 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25194 * builtins.c (real_dconstp): Delete.
25195 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25197 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25198 Jakub Jelinek <jakub@redhat.com>
25201 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25202 (gen_subprogram_die): When a function is explicit, generate the
25203 DW_AT_explicit attribute.
25204 * langhooks.h (struct lang_hooks_for_decls): Add
25205 function_decl_explicit_p langhook.
25206 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25207 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25209 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25211 * builtins.c (fold_builtin_memory_op): Optimize memmove
25212 into memcpy if we can prove source and destination don't overlap.
25214 * tree-inline.c: Include gt-tree-inline.h.
25215 (clone_fn_id_num): New variable.
25216 (clone_function_name): New function.
25217 (tree_function_versioning): Use it.
25218 * Makefile.in (GTFILES): Add tree-inline.c.
25220 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25222 * BASE-VER: Change to 4.5.0.
25224 2009-03-27 Xinliang David Li <davidxl@google.com>
25226 PR tree-optimization/39557
25227 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25229 2009-03-27 Xinliang David Li <davidxl@google.com>
25231 PR tree-optimization/39548
25232 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25235 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25237 * c-common.c (pointer_int_sum): Use %wd on return from
25240 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25242 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25243 on return from tree_low_cst.
25245 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25248 * ginclude/stdarg.h (va_copy): Define also for
25249 __GXX_EXPERIMENTAL_CXX0X__.
25251 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25254 * builtins.h (c_strlen): Do not warn here.
25255 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25256 * c-common.c (pointer_int_sum): Take an explicit location.
25257 Warn about offsets out of bounds.
25258 * c-common.h (pointer_int_sum): Adjust declaration.
25260 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25262 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25265 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25268 * opts.c (warn_if_disallowed_function_p): Don't assume
25269 get_callee_fndecl must return non-NULL.
25271 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25273 PR rtl-optimization/39522
25274 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25275 when reg_reloaded_valid is set.
25277 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25279 * config/spu/divv2df3.c: New file.
25280 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25281 (DPBIT_FUNCS): Filter out _div_df.
25283 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25285 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25286 a jump insn, count that jump in the distance to the loop start.
25288 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25291 * config/sh/sh.c (calc_live_regs): Fix condition for global
25292 registers except PIC_OFFSET_TABLE_REGNUM.
25294 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25297 * doc/invoke.texi (-mconsole): New.
25299 (-mno-cygwin): New.
25301 (-mnop-fun-dllimport): New.
25305 (sub section "i386 and x86-64 Windows Options"): New.
25307 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25309 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25310 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25312 2009-03-25 Richard Guenther <rguenther@suse.de>
25314 PR middle-end/39497
25315 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25318 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25320 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25321 neither of haifa/selective schedulers are working.
25323 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25325 * doc/invoke.texi (Debugging Options): Fix description of
25326 -fno-merge-debug-strings.
25328 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25330 * config/cris/libgcc.ver: New version-script.
25331 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25333 * configure.ac <GAS features, nop mnemonic>: Add pattern
25334 crisv32-*-* for "nop".
25335 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25336 * configure: Regenerate.
25338 2009-03-24 Ira Rosen <irar@il.ibm.com>
25340 PR tree-optimization/39529
25341 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25342 mark_sym_for_renaming for the tag copied to the new vector
25345 2009-03-24 Arthur Loiret <aloiret@debian.org>
25347 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25348 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25349 EXTRA_SPEC_FUNCTIONS.
25350 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25351 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25352 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25353 -march and -mtune options.
25355 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25357 * config/m68k/t-rtems: Add m5329 multilib.
25359 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25360 Jakub Jelinek <jakub@redhat.com>
25363 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25366 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25369 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25370 instead of c_parser_expression_conv, if original_code isn't one of the
25371 4 allowed comparison codes, fail.
25373 2009-03-23 Richard Guenther <rguenther@suse.de>
25375 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25376 * tree.h (struct tree_type): Likewise.
25377 * reload.h (struct insn_chain): Likewise.
25378 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25379 * function.h (struct function): Likewise.
25380 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25382 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25384 PR tree-optimization/39516
25385 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25387 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25389 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25390 should be set true if BITS_PER_WORD of target is bigger than 32
25392 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25394 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25395 Translate -B-options to -rpath-link. Correct existing
25396 rpath-link and conditionalize on !nostdlib.
25398 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25400 * doc/extend.texi (Function Attributes, Variable Attributes):
25402 * doc/invoke.texi (Debugging Options, Optimize Options)
25403 (i386 and x86-64 Options, MCore Options): Likewise.
25405 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25408 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25409 it for block local namespace aliases.
25410 (gen_decl_die): Pass context_die to gen_namespace_die.
25412 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25415 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25416 minimum or maximum value.
25418 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25420 * reginfo.c (globalize_reg): Recompute derived reg sets.
25422 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25425 * libgcc2.c (mprotect): Do not use signed arguments for
25426 VirtualProtect, use DWORD arguments. Also fix the 'may
25427 be used uninitialized' warning for the np variable.
25429 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25432 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25433 functions using regparm calling conventions when not optimizing.
25434 (ix86_function_sseregparm): Similarly for sseregparm calling
25437 2009-03-19 Li Feng <nemokingdom@gmail.com>
25439 PR middle-end/39500
25440 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25441 dependence if the first conflict is after niter iterations.
25443 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25445 PR middle-end/38609
25446 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25447 functions with dynamic stack-pointer adjustments.
25449 2009-03-19 Ben Elliston <bje@au.ibm.com>
25451 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25452 option; change to -msdata=data.
25454 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25456 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25459 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25462 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25464 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25466 * doc/invoke.texi (Code Gen Options): Expand discussion of
25469 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25471 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25472 * matrix-reorg.c (struct matrix_info): Likewise.
25473 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25474 * rtl.h (struct mem_attrs): Likewise.
25475 * df.h (struct df): Likewise.
25476 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25477 * ira-int.h (struct ira_allocno): Likewise.
25478 * df-scan.c (struct df_collection_rec): Likewise.
25479 * ira.c (struct equivalence): Likewise.
25480 * function.c (struct temp_slot): Likewise.
25481 * cfgloop.h (struct loop): Likewise.
25484 * function.c (use_register_for_decl): When not optimizing, disregard
25485 register keyword for variables with types containing methods.
25487 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25489 PR middle-end/39447
25490 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25491 (is_simple_operand): Call contains_component_ref_p before calling data
25492 reference analysis that would fail on COMPONENT_REFs.
25494 * tree-vrp.c (search_for_addr_array): Fix formatting.
25496 2009-03-18 Richard Guenther <rguenther@suse.de>
25498 * tree-vect-transform.c (vect_loop_versioning): Fold the
25499 generated comparisons.
25500 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25501 (slpeel_tree_peel_loop_to_edge): Likewise.
25503 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25505 PR middle-end/37805
25506 * opts.c (print_specific_help): In addition to `undocumented',
25507 accept `separate' and `joined' flags if passed alone. Describe
25508 output by the first matched one of those.
25509 (common_handle_option): Skip over empty strings.
25510 * gcc.c (display_help): Fix help string for `--help='.
25511 * doc/invoke.texi (Option Summary, Overall Options): With
25512 `--help=', classes and qualifiers can both be repeated, but
25513 only the latter can be negated. One should not pass only
25514 negated qualifiers. Fix markup and examples.
25517 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25518 PR middle-end/37805
25519 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25520 and -fhelp=separate.
25522 2009-03-17 Jing Yu <jingyu@google.com>
25524 PR middle-end/39378
25525 * function.h (struct rtl_data): Move is_thunk from here...
25526 (struct function): ...to here.
25527 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25528 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25530 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25532 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25533 (alpha_output_function_end_prologue): Likewise.
25534 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25535 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25536 (rs6000_output_function_epilogue): Likewise.
25537 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25539 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25542 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25543 from different units in a single alternative.
25544 (*truncdfsf_i387): Ditto.
25545 (*truncxfsf2_mixed): Ditto.
25546 (*truncxfdf2_mixed): Ditto.
25548 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25550 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25551 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25554 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25555 unused non-artificial variables when not optimizing.
25558 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25559 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25560 NAMESPACE_DECL in its DECL_INITIAL.
25562 PR middle-end/39443
25563 * optabs.c (set_user_assembler_libfunc): New function.
25564 * expr.h (set_user_assembler_libfunc): New prototype.
25565 * c-common.c: Include libfuncs.h.
25566 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25567 for memcmp, memset, memcpy, memmove and abort.
25568 * Makefile.in (c-common.o): Depend on libfuncs.h.
25571 * dwarf2out.c (gen_inlined_enumeration_type_die,
25572 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25573 gen_tagged_type_instantiation_die): Removed.
25574 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25577 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25580 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25582 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25583 (check-parallel-%): Ditto.
25584 (check-consistency): Ditto.
25586 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25588 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25589 local variable rhs by NULL_TREE.
25591 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25594 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25596 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25599 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25601 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25604 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25605 for ms->sysv ABI calls only in 64bit mode.
25607 * config/i386/i386.md (untyped_call): Support 32bit.
25609 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25611 * doc/extend.texi: Replace x86_65 with x86_64.
25613 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25615 PR tree-optimization/39455
25616 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25617 mismatches for POINTER_TYPE_P (type).
25618 (number_of_iterations_le): Likewise.
25620 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25622 * config/picochip/picochip.c: Removed profiling support.
25623 * config/picochip/picochip.md: Removed profiling instruction.
25624 * config/picochip/picochip.h: Removed profiling builtin.
25626 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25628 * doc/install.texi (--with-host-libstdcxx): Document.
25630 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25633 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25634 generate a warning if the function name does not begin with
25635 "__vector" and the function has either the 'signal' or 'interrupt'
25636 attribute, from here to ...
25637 (avr_declare_function_name): ...here. New function.
25638 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25639 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25641 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25644 * cse.c (fold_rtx): Don't modify original const_arg1 when
25645 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25646 separate variable instead.
25647 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25648 from out of range shift counts.
25649 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25651 2009-03-13 Catherine Moore <clm@codesourcery.com>
25653 * config/i386/x-mingw32 (host-mingw32.o): Replace
25654 diagnostic.h with $(DIAGNOSTIC_H).
25656 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25659 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25661 * config/i386/sync.md (sync_compare_and_swap<mode>,
25662 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25663 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25665 (sync_double_compare_and_swapdi_pic,
25666 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25667 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25669 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25672 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25674 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25677 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25678 (avx_addsubv4df3): Likewise.
25679 (*avx_addsubv4sf3): Likewise.
25680 (sse3_addsubv4sf3): Likewise.
25682 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25685 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25687 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25690 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25691 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25692 registers for allocnos created from user-defined variables.
25694 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25697 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25698 of non-integer mode as well.
25700 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25702 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25703 for functions for which the parameter types are unknown.
25705 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25708 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25709 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25710 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25711 * config/i386/i386.c (ix86_local_alignment): For
25712 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25713 long long variables on the stack to avoid dynamic realignment.
25714 Allow the first argument to be a decl rather than type.
25715 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25717 2009-03-11 Nick Clifton <nickc@redhat.com>
25720 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25722 Add description to mno-lsim option.
25723 * config/mcore/mcore.h: Remove comment about deprecated m4align
25725 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25726 * doc/invoke.texi: Add description of mno-lsim and
25727 mstack-increment options.
25729 * config/fr30/fr30.opt: Document the -mno-lsim option.
25730 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25731 and -mno-lsim options.
25733 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25735 * fold-const.c (fold_comparison): Only call fold_inf_compare
25736 if the mode supports infinities.
25738 2009-03-11 Jason Merrill <jason@redhat.com>
25741 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25742 end already did. Notice GIMPLE_CALL modifications of the result.
25743 Don't copy debug information from an ignored decl or a decl from
25746 2009-03-10 Richard Guenther <rguenther@suse.de>
25747 Nathan Froyd <froydnj@codesourcery.com>
25749 PR middle-end/37850
25750 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25751 (__divMODE3): Likewise.
25753 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25755 PR tree-optimization/39394
25756 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25757 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25759 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25761 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25762 inline asms for register asm ("") declarations.
25764 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25766 * fold-const.c (fold_unary): Fix comment.
25768 2009-03-07 Jan Hubicka <jh@suse.cz>
25771 * tree-inline.c (setup_one_parameter): Do replacement of const
25772 argument by constant in SSA form.
25774 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25776 PR middle-end/38028
25777 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25778 determine alignment passed to assign_stack_local.
25779 (assign_parms_unsplit_complex): Likewise.
25780 * except.c (sjlj_build_landing_pads): Likewise.
25782 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25784 PR middle-end/39360
25785 * tree-flow.h (add_referenced_var): Return bool instead of void.
25786 * tree-dfa.c (add_referenced_var): Return result of
25787 referenced_var_check_and_insert call.
25788 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25789 of referenced_var_check_and_insert.
25792 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25793 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25794 DIE, don't emit it if abstract origin already has it.
25795 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25796 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25798 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25800 * genpreds.c (needs_variable): Fix parentheses at variable name
25802 (write_tm_constrs_h): Indent generated code.
25804 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25806 * doc/extend.texi (Function Attributes): Add documentation
25807 for isr attributes.
25809 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25812 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25813 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25815 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25817 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25820 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25823 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25824 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25826 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25828 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25829 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25830 constants instead of magic numbers.
25831 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25833 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25834 (x86_64_ms_abi_int_parameter_registers): Ditto.
25835 (x86_64_int_return_registers): Ditto.
25836 (ix86_maybe_switch_abi): Ditto.
25837 (ix86_expand_call): Ditto for clobbered_registers array.
25838 (ix86_hard_regno_mode_ok): Ditto.
25839 (x86_extended_QIreg_mentioned_p): Ditto.
25841 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25843 PR tree-optimization/39349
25844 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25846 * combine.c (gen_lowpart_for_combine): Use omode when generating
25849 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25851 PR rtl-optimization/39235
25852 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25854 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25856 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25858 2009-03-04 Richard Guenther <rguenther@suse.de>
25860 PR tree-optimization/39362
25861 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25862 that occur in abnormal PHIs should be varying.
25864 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25866 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25868 (simple_iv): Take loop as an argument instead of statement.
25869 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25870 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25872 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25874 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25875 * matrix-reorg.c (analyze_transpose): Ditto.
25876 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25877 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25878 * tree-predcom.c (ref_at_iteration): Ditto.
25879 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25881 2009-03-04 Richard Guenther <rguenther@suse.de>
25883 PR tree-optimization/39358
25884 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25885 escaped_id and callused_id.
25886 (solve_graph): Likewise.
25888 2009-03-04 Richard Guenther <rguenther@suse.de>
25890 PR tree-optimization/39339
25891 * tree-sra.c (try_instantiate_multiple_fields): Make it
25892 no longer ICE on the above.
25894 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25896 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25897 that fits within Pmode.
25899 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25901 PR middle-end/10109
25902 * tm.texi (LIBCALL_VALUE): Update description.
25904 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25906 PR middle-end/34443
25907 * doc/extend.texi (section): Update description.
25909 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25911 PR middle-end/39345
25912 * tree-inline.c (remapped_type): New.
25913 (can_be_nonlocal): Call remapped_type instead of remap_type.
25915 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25918 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25919 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25921 2009-03-03 Richard Guenther <rguenther@suse.de>
25923 PR middle-end/39272
25924 * tree.c (tree_nonartificial_location): New function.
25925 * tree.h (tree_nonartificial_location): Declare.
25926 * builtins.c (expand_builtin_memory_chk): Provide location
25927 of the call location for artificial function pieces.
25928 (maybe_emit_chk_warning): Likewise.
25929 (maybe_emit_sprintf_chk_warning): Likewise.
25930 (maybe_emit_free_warning): Likewise.
25931 * expr.c (expand_expr_real_1): Likewise.
25933 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25935 PR tree-optimization/39343
25936 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25937 COMPONENT_REF t has ARRAY_TYPE.
25939 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25941 PR middle-end/39335
25942 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25943 when the type precision of the induction variable should be
25944 larger than the type precision of nit.
25945 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25946 * graphite.c (graphite_loop_normal_form): Same.
25947 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25949 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25951 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25952 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25953 numbers to describe clobbered registers.
25954 (*call_value_0_rex64_ms_sysv): Ditto.
25955 * config/i386/mmx.md (mmx_emms): Ditto.
25956 (mmx_femms): Ditto.
25958 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25960 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25963 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25965 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25966 (spu_section_type_flags): New function.
25968 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25970 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25971 reg_class_contents of FLOAT_REGS into a temporary.
25973 2009-03-02 Richard Guenther <rguenther@suse.de>
25974 Ira Rosen <irar@il.ibm.com>
25976 PR tree-optimization/39318
25977 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25978 information to the vectorized statement.
25980 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25982 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25983 variable. Use defined names instead of magic constants for REX SSE
25986 2009-03-01 Richard Guenther <rguenther@suse.de>
25988 PR tree-optimization/39331
25989 * omp-low.c (lower_send_shared_vars): Do not receive new
25990 values for the reference of DECL_BY_REFERENCE parms or results.
25992 2009-03-01 Jan Hubicka <jh@suse.cz>
25995 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25996 BLOCK_NONLOCALIZED_VAR): New macros.
25997 (tree_block): Add nonlocalized_vars.
25998 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25999 gen_decl_die): Add origin argument. Allow generation of die with
26000 origin at hand only.
26001 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26002 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26004 (gen_block_die): Fix checking for unused blocks.
26005 (process_scope_var): Break out from .... ; work with origins only.
26006 (decls_for_scope) ... here; process nonlocalized list.
26007 (dwarf2out_ignore_block): Look for nonlocalized vars.
26008 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26010 (dump_scope_block): Dump them.
26011 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26012 (remap_block): Likewise.
26013 (can_be_nonlocal): New predicate.
26014 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26016 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26018 * configure: Regenerate.
26020 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26022 * optc-gen.awk: No need to duplicate option flags twice.
26023 Reuse help texts for duplicate options which do not have any.
26025 * gcc.c (display_help): Document --version.
26027 * gcc.c (main): If print_help_list and verbose_flag, ensure
26028 driver output comes before subprocess output.
26030 * optc-gen.awk: Assign all remaining fields to help string,
26031 space-separated, for multi-line help in *.opt.
26033 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26034 -Wno-pedantic-ms-format is for MinGW targets only.
26036 * doc/options.texi (Option file format): Fix bad indentation,
26037 restoring dropped sentence.
26039 2009-02-28 Jan Hubicka <jh@suse.cz>
26041 * tree-inline.c (tree_function_versioning): Output debug info.
26043 2009-02-28 Jan Hubicka <jh@suse.cz>
26046 * tree-inline.c (setup_one_parameter): Do not copy propagate
26047 arguments when not optimizing.
26049 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26052 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26053 (avx_addsubv4df3): Likewise.
26054 (*avx_addsubv4sf3): Likewise.
26055 (sse3_addsubv4sf3): Likewise.
26056 (*avx_addsubv2df3): Likewise.
26057 (sse3_addsubv2df3): Likewise.
26058 (avx_unpckhps256): Correct item selectors.
26059 (avx_unpcklps256): Likewise.
26060 (avx_unpckhpd256): Likewise.
26061 (avx_unpcklpd256): Likewise.
26063 2009-02-28 Jan Hubicka <jh@suse.cz>
26065 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26067 (copy_arguments_for_versioning): If var is declared don't declare it.
26068 (tree_function_versioning): First setup substitutions and then copy
26071 2009-02-27 Jan Hubicka <jh@suse.cz>
26074 * cgraph.h (varpool_output_debug_info): Remove.
26075 * cgraphunit.c (varpool_output_debug_info): Remove.
26076 * dwarf2out.c (deferred_locations_struct): New struct
26077 (deferred_locations): New type.
26078 (deferred_locations_list): New static var.
26079 (deffer_location): New function.
26080 (gen_variable_die): Use it.
26081 (decls_for_scope): Output info on local static vars.
26082 (dwarf2out_finish): Process deferred locations.
26083 * varpool.c (varpool_output_debug_info): Remove.
26085 2009-02-27 Jan Hubicka <jh@suse.cz>
26088 * tree.h (TREE_PROTECTED): Fix comment.
26089 (BLOCK_HANDLER_BLOCK): Remove.
26090 (struct tree_block): Remove handler_block add body_block.
26091 (inlined_function_outer_scope_p): New.
26092 (is_body_block): Remove.
26093 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26094 * dwarf2out.c (is_inlined_entry_point): Remove.
26095 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26096 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26098 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26099 * gimplify.c (gimplify_expr): Gimplify body blocks.
26100 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26101 block with multiple subblocks.
26102 (dump_scope_block): Prettier output; dump more flags and info.
26103 (dump_scope_blocks): New.
26104 (remove_unused_locals): Use dump_scope_blocks.
26105 * tree-flow.h (dump_scope_blocks): Declare.
26106 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26107 * stmt.c (is_body_block): Remove.
26108 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26109 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26111 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26113 PR middle-end/39308
26114 * graphite.c (graphite_loop_normal_form): Do not call
26115 number_of_iterations_exit from a gcc_assert.
26117 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26119 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26120 jumps if COND is NULL.
26121 (find_cond_jump): New function.
26122 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26123 * config/s390/s390.md: Remove z10_cobra attribute value.
26125 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26127 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26128 force_const_mem returns NULL_RTX.
26130 2009-02-26 Jan Hubicka <jh@suse.cz>
26133 * cgraph.h (varpool_output_debug_info): Remove.
26134 * cgraphunit.c (varpool_output_debug_info): Remove.
26135 * dwarf2out.c (deferred_locations_struct): New struct
26136 (deferred_locations): New type.
26137 (deferred_locations_list): New static var.
26138 (deffer_location): New function.
26139 (gen_variable_die): Use it.
26140 (decls_for_scope): Output info on local static vars.
26141 (dwarf2out_finish): Process deferred locations.
26142 * varpool.c (varpool_output_debug_info): Remove.
26144 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26146 PR rtl-optimization/39241
26147 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26148 to subreg_offset_representable_p.
26150 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26152 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26153 execute function prototype. Get f and nregs from max_reg_num
26154 and get_insns. Remove the first backward pass as it's dead,
26155 guard the forward pass by flag_expensive_optimizations.
26156 (rest_of_handle_regmove): Delete.
26157 (pass_regmove): Replace it with regmove_optimize.
26159 2009-02-25 Martin Jambor <mjambor@suse.cz>
26161 PR tree-optimization/39259
26162 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26163 calls_alloca function flags.
26164 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26165 calls are detected.
26167 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26169 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26170 flags_set_1_rtx, flags_set_1_set): Delete.
26171 (regmove_optimize): Do not call mark_flags_life_zones.
26173 2009-02-24 Julian Brown <julian@codesourcery.com>
26176 * config/arm/arm.c (require_pic_register): Only set
26177 cfun->machine->pic_reg once per function.
26179 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26181 * doc/invoke.texi (Link Options): Document an easier way to pass
26182 options that take arguments to the GNU linker using -Xlinker and -Wl.
26184 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26187 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26189 2009-02-24 Richard Guenther <rguenther@suse.de>
26192 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26194 2009-02-24 Richard Guenther <rguenther@suse.de>
26195 Zdenek Dvorak <ook@ucw.cz>
26197 PR tree-optimization/39233
26198 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26199 from converting them to a generic type.
26201 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26203 PR tree-optimization/39260
26204 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26205 contains a condition with a real type.
26206 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26208 2009-02-23 Jason Merrill <jason@redhat.com>
26211 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26212 narrowing_initializer_constant_valid_p.
26213 (narrowing_initializer_constant_valid_p): Don't return
26214 null_pointer_node for adding a pointer to itself.
26216 2009-02-23 Jan Hubicka <jh@suse.cz>
26219 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26222 2009-02-23 Jan Hubicka <jh@suse.cz>
26224 PR tree-optimization/37709
26225 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26226 * tree.h (block_ultimate_origin): Declare.
26227 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26228 * tree-ssa-live.c (remove_unused_scope_block_p):
26229 Eliminate blocks containig no instructions nor live variables nor
26231 (dump_scope_block): New function.
26232 (remove_unused_locals): Enable removal of dead blocks by default;
26233 enable dumping at TDF_DETAILS.
26235 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26237 * config/i386/i386.c (classify_argument): Don't allow COImode
26239 (function_arg_advance_32): Don't allow OImode.
26240 (function_arg_32): Likewise.
26241 (function_value_32): Likewise.
26242 (return_in_memory_32): Likewise.
26243 (function_arg_64): Remove OImode comment.
26245 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26248 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26249 ix86_expand_vector_set for V4DImode in 64bit mode only.
26250 (ix86_expand_vector_init_one_var): Likewise.
26252 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26254 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26256 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26259 * loop-iv.c: Revert last change.
26260 * emit-rtl.c: Likewise.
26262 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26265 * config/i386/i386.c (type_natural_mode): Remove an extra
26266 space in the warning message.
26267 (function_value_32): Handle 32-byte vector modes.
26268 (return_in_memory_32): Likewise.
26270 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26272 * loop-iv.c (truncate_value): New function.
26273 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26275 (lowpart_subreg): Move to...
26276 * emit-rtl.c: ...here.
26278 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26280 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26281 accidental and undocumented change at revision 140860.
26283 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26285 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26286 take gimple_seq * arguments.
26287 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26288 types_compatible_p langhook.
26290 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26291 Joseph Myers <joseph@codesourcery.com>
26293 * config/arm/arm.c (arm_builtin_va_list): New function.
26294 (arm_expand_builtin_va_start): Likewise.
26295 (arm_gimplify_va_arg_expr): Likewise.
26296 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26297 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26298 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26299 (va_list_type): New variable.
26300 (arm_mangle_type): Mangle va_list_type appropriately.
26302 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26304 PR middle-end/39157
26305 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26306 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26307 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26308 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26309 parameter to 1000 for -O1 by default.
26310 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26312 * loop-invariant.c: Include params.h.
26313 (move_loop_invariants): Don't call move_single_loop_invariants on
26316 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26318 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26319 offset when calculating bounds for indexing stack_usage_map. Fixes
26320 a buffer overflow with certain target setups.
26322 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26325 * calls.c (expand_call): Clear try_tail_call if caller and callee
26326 disagree in promotion of function return value.
26328 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26331 * c-common.c (c_determine_visibility): If visibility changed and
26332 DECL_RTL has been already set, call make_decl_rtl to update symbol
26335 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26338 * varasm.c (assemble_variable): Don't check DECL_NAME when
26339 globalizing a variable.
26341 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26344 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26345 expression before any __builtin_trap call.
26346 * c-typeck.c (build_function_call): Convert and check function
26347 arguments before generating a call to a trap. Evaluate the
26348 function arguments before the trap.
26350 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26353 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26354 (UNSPEC_FXAM_MEM): New unspec.
26355 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26356 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26357 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26359 2009-02-19 Richard Guenther <rguenther@suse.de>
26361 PR tree-optimization/39207
26362 PR tree-optimization/39074
26363 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26364 storedanything_tree): New.
26365 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26366 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26367 (build_succ_graph): Add edges from STOREDANYTHING to all
26369 (init_base_vars): Initialize STOREDANYTHING.
26370 (compute_points_to_sets): Free substitution info after
26371 building the succ graph.
26372 (ipa_pta_execute): Likewise.
26374 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26376 (do_ds_constraint): Do not add to special var or non-pointer
26378 (type_could_have_pointers): Split out from ...
26379 (could_have_pointers): ... here. For arrays use the element type.
26380 (create_variable_info_for): Initialize may_have_pointers.
26381 (new_var_info): Likewise.
26382 (handle_lhs_call): Make the HEAP variable unknown-sized.
26383 (intra_create_variable_infos): Use a type with pointers for
26384 PARM_NOALIAS, make it unknown-sized.
26386 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26389 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26391 2009-02-18 Jason Merrill <jason@redhat.com>
26394 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26395 value if DECL_EXTERNAL.
26396 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26397 * target.h (gcc_target::binds_local_p): Clarify "module".
26398 * tree.h (TREE_PUBLIC): Clarify "module".
26400 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26403 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26404 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26406 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26409 * c.opt (Wabi): Support C and ObjC.
26412 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26414 * config/i386/i386.c (classify_argument): Warn once about the ABI
26415 change when passing union with long double.
26417 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26419 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26422 * c-parser.c (c_parser_compound_statement): Always enter and leave
26425 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26428 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26430 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26432 PR tree-optimization/36922
26433 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26434 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26437 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26439 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26442 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26444 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26446 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26448 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26451 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26452 Richard Sandiford <rdsandiford@googlemail.com>
26454 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26455 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26456 (loongson_biadd): ...this.
26458 2009-02-17 Richard Guenther <rguenther@suse.de>
26460 PR tree-optimization/39202
26461 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26462 a var make sure to follow existing collapses.
26464 2009-02-17 Richard Guenther <rguenther@suse.de>
26466 PR middle-end/39214
26467 * langhooks.c (lhd_print_error_function): Check for NULL block.
26469 2009-02-17 Richard Guenther <rguenther@suse.de>
26471 PR tree-optimization/39204
26472 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26475 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26477 * config/soft-fp/double.h: Update from glibc CVS.
26479 2009-02-17 Richard Guenther <rguenther@suse.de>
26481 PR tree-optimization/39207
26482 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26483 strict-aliasing warnings for pointers pointing to NULL.
26485 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26488 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26489 skipping until next close brace.
26491 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26494 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26495 to function argument boundary.
26497 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26499 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26500 in the lea_add. Reload eventually constraints it properly.
26501 * config/picochip/constraints.md: Remove the target constraint
26502 "b", since it is not needed anymore.
26504 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26506 * gthr-dce.h: Uglify function parameter and local variable names.
26507 * gthr-gnat.h: Likewise.
26508 * gthr-mipssde.h: Likewise.
26509 * gthr-nks.h: Likewise.
26510 * gthr-posix95.h: Likewise.
26511 * gthr-posix.h: Likewise.
26512 * gthr-rtems.h: Likewise.
26513 * gthr-single.h: Likewise.
26514 * gthr-solaris.h: Likewise.
26515 * gthr-tpf.h: Likewise.
26516 * gthr-vxworks.h: Likewise.
26517 * gthr-win32.h: Likewise.
26519 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26522 * config/i386/i386.md: Restrict the new peephole2 to move
26523 between MMX/SSE registers.
26525 2009-02-15 Richard Guenther <rguenther@suse.de>
26528 2009-02-13 Richard Guenther <rguenther@suse.de>
26530 * configure.ac: Enable LFS.
26531 * configure: Re-generate.
26532 * config.in: Likewise.
26534 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26536 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26537 spu_srqwbyte, spu_srqwbytebc): Define.
26538 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26539 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26540 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26541 "shrqby_<mode>"): New insn-and-split patterns.
26542 * config/spu/spu.c (expand_builtin_args): Determine and return
26543 number of operands using spu_builtin_description data.
26544 (spu_expand_builtin_1): Use it.
26546 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26549 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26552 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26555 * config/i386/i386.c (override_options): Correct warning
26556 messages for -malign-loops, -malign-jumps and -malign-functions.
26558 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26561 * config/i386/i386.md: Restrict the new peephole2 to move
26562 between the general purpose registers.
26564 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26567 * config/i386/i386.c (type_natural_mode): Add a new argument.
26568 Return the original mode and warn ABI change if vector size is 32byte.
26569 (function_arg_advance): Updated.
26570 (function_arg): Likewise.
26571 (ix86_function_value): Likewise.
26572 (ix86_return_in_memory): Likewise.
26573 (ix86_sol10_return_in_memory): Likewise.
26574 (ix86_gimplify_va_arg): Likewise.
26575 (function_arg_32): Don't warn ABX ABI change here.
26576 (function_arg_64): Likewise.
26578 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26580 * loop-iv.c (implies_p): In the final case, test that operands 0
26581 of the two comparisons match.
26583 * config/bfin/bfin.c (find_prev_insn_start): New function.
26584 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26585 (find_next_insn_start): Move.
26587 2009-02-13 Richard Guenther <rguenther@suse.de>
26589 * configure.ac: Enable LFS.
26590 * configure: Re-generate.
26591 * config.in: Likewise.
26593 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26596 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26597 sizes on syntax error after some arguments have been parsed.
26599 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26601 * doc/invoke.texi (-fira): Remove.
26603 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26605 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26606 * recog.c: Likewise.
26609 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26611 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26612 (umul_ppmm): Likewise.
26613 (count_leading_zeros): Likewise.
26614 (count_trailing_zeros): Likewise.
26615 (UMUL_TIME): Likewise.
26617 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26619 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26620 soft-fp/t-softfp to tmake_file.
26622 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26623 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26624 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26625 IA64_BUILTIN_INFQ]: New.
26626 (ia64_init_builtins): Initialize __builtin_infq,
26627 __builtin_fabsq and __builtin_copysignq if not HPUX.
26628 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26629 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26631 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26633 (__fixtfti): Likewise.
26634 (__fixunstfti): Likewise.
26635 (__floattitf): Likewise.
26637 * config/ia64/libgcc-glibc.ver: New.
26638 * config/ia64/t-fprules-softfp: Likewise.
26639 * config/ia64/sfp-machine.h: Likewise.
26641 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26642 (LIBGCC2_TF_CEXT): Likewise.
26643 (TF_SIZE): Likewise.
26644 (TARGET_INIT_LIBFUNCS): Likewise.
26646 * config/ia64/t-glibc (SHLINB_MAPFILES):
26647 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26649 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26651 * config/i386/i386.c (construct_container): Rewrite processing
26652 BLKmode with X86_64_SSE_CLASS.
26654 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26657 * config/i386/i386.md: Replace simplify_replace_rtx with
26658 replace_rtx in the new peephole2.
26660 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26662 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26663 loop unrolling do not happen at -O2.
26665 2009-02-12 Michael Matz <matz@suse.de>
26667 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26669 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26671 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26674 2009-02-12 Ben Elliston <bje@au.ibm.com>
26676 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26677 patterns when updating the back chain. Missed in the 2009-02-10
26680 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26682 * doc/extend.texi (Decimal Floating Types): Update identifier of
26683 draft TR and list of missing support.
26685 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26687 PR middle-end/39154
26688 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26689 bit to variable length decl's flags, add it also to its
26690 pointer replacement variable.
26692 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26693 Jakub Jelinek <jakub@redhat.com>
26696 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26697 (memory_blockage): New expander.
26698 (*memory_blockage): New insn pattern.
26699 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26700 instead of general blockage at the end of function prologue when
26701 frame pointer is used to access red zone area. Do not emit blockage
26702 when profiling, it is emitted in generic code.
26703 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26704 function epilogue when frame pointer is used to access red zone area.
26706 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26709 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26710 by arithmetic with memory operands.
26711 * config/i386/predicates.md (commutative_operator): New.
26713 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26715 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26718 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26720 * alias.h (record_alias_subset): Declare.
26721 * alias.c (record_alias_subset): Make global.
26723 2009-02-10 Nick Clifton <nickc@redhat.com>
26725 * tree-parloops.c: Change license to GPLv3.
26726 * ipa-struct-reorg.c: Change license to GPLv3.
26727 * ipa-struct-reorg.h: Change license to GPLv3.
26729 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26732 * c-decl.c (start_struct): Return NULL on error.
26734 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26736 PR middle-end/39124
26737 * cfgloopmanip.c (remove_path): Call remove_bbs after
26738 cancel_loop_tree, not before it.
26741 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26742 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26743 VAR_DECLs were seen.
26744 * tree-ssa-live.c (remove_unused_locals): Recompute
26745 cfun->has_local_explicit_reg_vars.
26746 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26747 copies or clearings if cfun->has_local_explicit_reg_vars.
26749 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26752 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26753 of function prologue when frame pointer is used to access
26756 2009-02-10 Richard Guenther <rguenther@suse.de>
26758 PR middle-end/39127
26759 * gimplify.c (gimple_regimplify_operands): Always look if
26760 we need to create a temporary.
26762 2009-02-10 Richard Guenther <rguenther@suse.de>
26764 PR tree-optimization/39132
26765 * tree-loop-distribution.c (todo): New global var.
26766 (generate_memset_zero): Trigger TODO_rebuild_alias.
26767 (tree_loop_distribution): Return todo.
26769 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26772 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26773 (x86_64_reg_class_name): Removed.
26774 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26775 first one isn't X86_64_SSE_CLASS or any other ones aren't
26776 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26777 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26778 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26779 and 3 X86_64_SSEUP_CLASS.
26780 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26781 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26783 2009-02-10 Ben Elliston <bje@au.ibm.com>
26785 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26786 form instruction to update the stack back chain word, even if the
26787 user has disabled the generation of update instructions.
26788 (movdi_<mode>_update_stack): New.
26789 (movsi_update_stack): Likewise.
26790 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26791 always use an update form instruction to update the stack back
26794 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26796 PR middle-end/38953
26797 * graphite.c (if_region_set_false_region): After moving a region in
26798 the false branch of a condition, remove the empty dummy basic block.
26799 (gloog): Remove wrong fix for PR38953.
26801 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26803 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26804 generation due to implicit sign extension.
26806 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26808 PR middle-end/38981
26809 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26810 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26812 2009-02-09 Richard Guenther <rguenther@suse.de>
26814 PR middle-end/35202
26815 * convert.c (convert_to_real): Disable (float)fn((double)x)
26816 to fnf(x) conversion if errno differences may occur and
26817 -fmath-errno is set.
26819 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26821 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26822 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26823 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26825 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26828 * c-common.c (handle_alias_attribute): Disallow attribute for
26829 anything not a FUNCTION_DECL or VAR_DECL.
26831 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26834 * real.c (do_compare): Special-case compare of zero against
26835 decimal float value.
26837 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26840 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26841 as indicating flexible array members unless the field itself is
26842 being declarared as the incomplete array.
26844 2009-02-06 Jan Hubicka <jh@suse.cz>
26846 PR tree-optimization/38844
26847 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26848 is already inlined.
26850 2009-02-06 Richard Guenther <rguenther@suse.de>
26852 PR middle-end/38977
26853 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26854 fork because we may expand it as __gcov_fork.
26856 2009-02-06 Nick Clifton <nickc@redhat.com>
26858 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26860 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26862 PR tree-optimization/35659
26863 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26864 vn_phi_eq): Shortcut if hashcode does not match.
26865 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26867 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26868 and avoid iterative_hash_expr.
26869 (FOR_EACH_VALUE_ID_IN_SET): New.
26870 (value_id_compare): Remove.
26871 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26872 sort expressions by value id.
26874 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26877 * config/sh/predicates.md (general_movsrc_operand): Don't check
26878 the subreg of system registers here.
26880 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26883 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26884 on the copied decl.
26886 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26888 PR rtl-optimization/39110
26889 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26890 addresses, not aligned ones.
26892 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26893 Richard Guenther <rguenther@suse.de>
26895 PR tree-optimization/39100
26896 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26897 comment says and add edges.
26899 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26902 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26903 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26905 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26907 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26908 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26909 register_bb_in_sese, new_sese, free_sese): Moved.
26910 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26911 outermost_loop_in_scop, build_scop_iteration_domain,
26912 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26913 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26914 Use loop_in_sese_p instead of loop_in_scop_p.
26915 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26916 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26917 (scopdet_basic_block_info): Fix bug in scop detection.
26918 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26919 eq_loop_to_cloog_loop): Remove.
26920 (nb_loops_around_loop_in_scop, nb_loop
26921 ref_nb_loops): Moved here...
26922 * graphite.h (ref_nb_loops): ... from here.
26923 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26924 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26925 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26927 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26928 Hans-Peter Nilsson <hp@axis.com>
26930 PR rtl-optimization/37889
26931 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26932 Move offset handling from PLUS to before the switch. Use new
26933 arguments when considering SYMBOL_REFs too.
26934 (rtx_addr_can_trap_p): Pass dummy offset and size.
26935 (enum may_trap_p_flags): Remove.
26936 (may_trap_p_1): Pass size from MEM_SIZE.
26938 PR rtl-optimization/38921
26939 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26940 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26941 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26942 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26944 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26946 AVX Programming Reference (January, 2009)
26947 * config/i386/sse.md (*vpclmulqdq): New.
26949 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26951 PR tree-optimization/38977
26952 PR gcov-profile/38292
26953 * calls.c (special_function_p): Disregard __builtin_ prefix.
26955 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26957 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26958 non-indexable addresses even before reload.
26960 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26963 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26964 as having variable size. Do not give an error for unnamed
26965 parameters with [*] declarators. Give a warning for type names
26966 with [*] declarators and mark them as variable size.
26967 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26968 for sizeof applied to [*] type names.
26970 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26973 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26975 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26977 * gcc.c (process_command): Update copyright notice dates.
26978 * gcov.c (print_version): Likewise.
26979 * gcov-dump.c (print_version): Likewise.
26980 * mips-tfile.c (main): Likewise.
26981 * mips-tdump.c (main): Likewise.
26983 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26986 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26987 for composite type involving a zero-length array type.
26989 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26992 * function.c (match_asm_constraints_1): Skip over
26993 initial optional % in the constraint.
26995 PR inline-asm/39059
26996 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26997 supported, don't accept FIXED_CSTs.
26998 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26999 and _Sat is used without _Fract/_Accum. Set specs->type to
27000 integer_type_node for cts_fract/cts_accum if fixed point is not
27003 2009-02-02 Catherine Moore <clm@codesourcery.com>
27005 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27007 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27009 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27010 (ABI_HAS_64BIT_SYMBOLS): Use it.
27011 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27013 2009-02-02 Paul Brook <paul@codesourcery.com>
27015 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27017 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27019 PR inline-asm/39058
27020 * recog.h (asm_operand_ok): Add constraints argument.
27021 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27022 recurse on matching constraint.
27023 (check_asm_operands): Pass constraints as 3rd argument to
27024 asm_operand_ok. Don't look up matching constraint here.
27025 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27028 2009-02-02 Ben Elliston <bje@au.ibm.com>
27030 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27031 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27033 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27035 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27036 information. Remove some obsolete information. Reorganize.
27038 * config/pa/fptr.c: Revert license to GPL 2.
27039 * config/pa/milli64.S: Likewise.
27041 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27044 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27045 LIBRARY name in, instead of hard-coding it.
27046 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27047 extra target make frag to tmake_files according to EH model.
27048 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27049 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27050 frags that define makefile variable EH_MODEL appropriately.
27051 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27052 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27053 to "-sjlj" according to type of EH configured.
27054 (LIBGCC_SONAME): Concatenate it to shared library base name.
27055 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27056 to "_sjlj" according to type of EH configured.
27057 (LIBGCC_SONAME): Concatenate it to shared library base name.
27058 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27059 (SHLIB_LINK): Add missing semicolon to if-else construct.
27060 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27061 string value of "pe_dll" command-line option.
27062 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27063 (SHLIB_SONAME): Use it when overriding t-cygming default.
27064 (SHLIB_IMPLIB): Override t-cygming default.
27065 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27066 string value of "pe_dll" command-line option.
27068 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27071 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27072 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27074 2009-01-31 Richard Guenther <rguenther@suse.de>
27076 PR tree-optimization/38937
27077 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27078 computing the transitive closure.
27080 2009-01-30 Richard Guenther <rguenther@suse.de>
27082 PR tree-optimization/39041
27083 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27084 Propagate variable indices only if the types match for this stmt.
27086 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27089 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27090 inline but never defined.
27092 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27094 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27095 (*insv_h_di_reg_extimm): New insn.
27096 (*insv_l<mode>_reg_extimm): New insn.
27098 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27100 * config/picochip/picochip.c (flag_conserve_stack): set
27101 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27102 fconserve-stack. Reduce call-overhead used by inliner.
27104 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27107 * common.opt (flag_conserve_stack): Initialised to zero.
27109 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27112 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27113 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27116 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27118 * ira-color.c (allocno_reload_assign): Update comments.
27119 * regmove.c (regmove_optimize): Likewise.
27123 2009-01-29 Robert Millan <rmh@aybabtu.com>
27125 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27126 * config/i386/kopensolaris-gnu.h: New file. Undefine
27127 `MD_UNWIND_SUPPORT'.
27128 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27130 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27132 PR tree-optimization/39007
27133 * tree-loop-distribution.c (generate_builtin): Use
27134 recompute_dominator to compute the immediate dominator of the
27135 basic block just after the loop.
27137 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27139 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27140 (ASM_OUTPUT_DWARF_PCREL): Define.
27142 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27144 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27145 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27146 global. Modify entries about regmove and IRA.
27148 * ra-conflict.c: Remove the file.
27150 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27152 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27153 (pass_regclass_init): Rename to pass_reginfo_init.
27155 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27157 * toplev.h (flag_ira): Remove.
27159 * caller-save.c (setup_save_areas): Remove flag_ira.
27161 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27163 * global.c: Remove the file.
27165 * opts.c (decode_options): Remove flag_ira.
27167 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27169 * regmove.c: Modify file description.
27170 (find_use_as_address, try_auto_increment): Define them only if
27171 AUTO_INC_DEC is defined.
27172 (replacement_quality, replace_in_call_usage, fixup_match_1,
27173 stable_and_no_regs_but_for_p): Remove.
27174 (reg_set_in_bb): Make it static.
27175 (regmove_optimize): Remove flag_ira and code which worked for
27178 * local-alloc.c: Remove the file.
27180 * common.opt (fira): Remove.
27182 * ira.c: Include except.h.
27183 (eliminable_regset): Move from global.c.
27184 (mark_elimination): Ditto. Remove flag_ira.
27185 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27186 equiv_mem_modified, validate_equiv_mem_from_store,
27187 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27188 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27189 no_equiv, recorded_label_ref): Move from local-alloc.c.
27190 (update_equiv_regs): Ditto. Make it static.
27191 (print_insn_chain, print_insn_chains): Move it from global.c.
27192 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27193 (build_insn_chain): Ditto. Make it static.
27194 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27195 Rename to init_live_subregs.
27196 (gate_ira): Remove flag_ira.
27198 * regclass.c: Rename reginfo.c. Change file description.
27199 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27200 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27201 (init_reg_sets_1): Remove code for evaluation of
27202 reg_class_superclasses and losing_caller_save_reg_set.
27203 (init_regs): Remove init_reg_autoinc.
27204 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27205 ok_for_base_p_nonstrict): Remove.
27206 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27207 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27208 corresponding entries.
27209 (dump_regclass, record_operand_costs, scan_one_insn,
27210 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27211 record_address_regs, auto_inc_dec_reg_p): Remove.
27212 (gt-regclass.h): Rename to gt-reginfo.h.
27214 * rtl.h (dump_global_regs, retry_global_alloc,
27215 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27217 * Makefile.in (RA_H): Remove.
27218 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27219 Rename regclass.o to reginfo.o.
27220 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27222 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27223 (GTFILES): Rename regclass.c to reginfo.c.
27225 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27226 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27228 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27229 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27231 (finish_spills): Ditto. Remove code for !flag_ira.
27233 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27235 PR middle-end/35854
27236 * doc/invoke.texi (rtl debug options): Complete rewrite.
27237 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27239 * mode-switching.c (pass_mode_switching): Rename pass from
27240 "mode-sw" to "mode_sw".
27241 * except.c (pass_convert_to_eh_ranges): Rename pass from
27242 "eh-ranges" to "eh_ranges".
27243 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27247 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27248 Alexander Monakov <amonakov@ispras.ru>
27250 PR middle-end/38857
27251 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27253 (move_exprs_to_boundary): Change return type and pass through
27254 should_move from move_op. Relax assert. Update usage ...
27255 (schedule_expr_on_boundary): ... here. Use should_move instead of
27257 (move_op_orig_expr_found): Indicate that insn was disconnected from
27259 (code_motion_process_successors): Do not call after_merge_succs
27260 callback if original expression was not found when traversing any of
27262 (code_motion_path_driver): Change return type. Update prototype.
27263 (move_op): Update comment. Add a new parameter (should_move). Update
27264 prototype. Set *should_move based on indication provided by
27265 move_op_orig_expr_found.
27267 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27269 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27270 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27271 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27272 * config/rs6000/rs6000.c (rs6000_override_options): Default
27273 avoid-indexed-addresses on for Power6, off for everything else.
27274 (avoiding_indexed_address_p): New function.
27275 (rs6000_legitimize_address): Use it.
27276 (rs6000_legitimate_address): Likewise.
27277 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27279 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27281 PR tree-optimization/38997
27282 * tree-loop-distribution.c (generate_memset_zero): Use
27283 POINTER_PLUS_EXPR for a pointer addition.
27285 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27287 * config/s390/s390.md (bswap<mode>2): New pattern added.
27289 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27291 * config/s390/s390.md (*tls_load_31): Added type attribute.
27293 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27295 * config/s390/s390.md: Fix a few comments.
27297 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27299 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27300 (*tm<mode>_full): Fixed z10prop attribute.
27301 (*tst<mode>_extimm): Fixed z10prop attribute.
27302 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27303 (*tstqiCCT_cconly): Fixed z10prop attribute.
27304 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27305 (*movsi_larl): Fixed z10prop attribute.
27306 (*movsi_zarch): Fixed z10prop attribute.
27307 (*movsi_eas): Fixed z10prop attribute.
27308 (*movhi): Fixed z10prop attribute.
27309 (*movqi): Fixed z10prop attribute.
27310 (*movstrictqi): Fixed z10prop attribute.
27311 (*mov<mode>): Fixed z10prop attribute.
27312 (*movcc): Fixed z10prop attribute.
27313 (*sethighpartdi_64): Fixed z10prop attribute.
27314 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27315 (*negdi2_sign_cc): Fixed z10prop attribute.
27316 (*negdi2_sign): Fixed z10prop attribute.
27317 (*absdi2_sign_cc): Fixed z10prop attribute.
27318 (*absdi2_sign): Fixed z10prop attribute.
27319 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27320 (*negabsdi2_sign): Fixed z10prop attribute.
27321 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27322 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27323 (doloop_si64): Fixed z10prop attribute.
27324 (doloop_si31): Fixed z10prop attribute.
27325 (doloop_long): Fixed z10prop attribute.
27326 (indirect_jump): Fixed z10prop attribute.
27327 (nop): Fixed z10prop attribute.
27328 (main_base_64): Fixed z10prop attribute.
27329 (reload_base_64): Fixed z10prop attribute.
27331 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27333 PR rtl-optimization/38740
27334 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27336 * config/mips/mips.c (mips_reorg): Likewise.
27338 2009-01-28 Richard Guenther <rguenther@suse.de>
27340 PR tree-optimization/38926
27341 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27342 with the correct value id to a value.
27343 (do_regular_insertion): Use the value number of edoubleprime
27344 for the value number of the expr.
27347 2008-08-21 Richard Guenther <rguenther@suse.de>
27349 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27350 a PHI ask VN if it is already available.
27351 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27352 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27354 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27356 PR middle-end/38934
27357 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27358 set to varying whenever max has TREE_OVERFLOW set, similarly
27359 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27361 2009-01-28 Richard Guenther <rguenther@suse.de>
27363 PR middle-end/38908
27364 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27365 uninitialized aggregate uses in call arguments.
27367 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27369 PR tree-optimization/38984
27370 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27371 the nothing_id variable if -fno-delete-null-pointer-checks.
27373 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27376 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27377 (set_got_offset_rex64): Ditto.
27379 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27382 * doc/extend.texi: Improve local variable with asm reg.
27384 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27386 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27387 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27388 was not supplied then set warn_packed_bitfield_compat to the
27389 default value of 1.
27390 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27393 2009-01-27 Richard Guenther <rguenther@suse.de>
27395 PR tree-optimization/38503
27396 * cfgexpand.c (expand_gimple_basic_block): Ignore
27397 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27398 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27399 variables that cannot have TBAA applied.
27400 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27403 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27405 PR middle-end/38969
27406 * calls.c (initialize_argument_information): Do not wrap complex
27407 arguments in SAVE_EXPR.
27409 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27411 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27412 (INSTALL_LIBGCC): Revert typo commit.
27414 2009-01-26 Richard Guenther <rguenther@suse.de>
27416 PR tree-optimization/38745
27417 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27418 from special handling.
27420 2009-01-26 Richard Guenther <rguenther@suse.de>
27422 PR tree-optimization/38745
27423 * tree-ssa.c (execute_update_addresses_taken): Do not include
27424 variables that cannot possibly be a register in not_reg_needs.
27425 Do not clear TREE_ADDRESSABLE on vars that may not become
27427 * tree-ssa.c (update_alias_info_1): Include those in the set
27428 of addressable vars.
27430 2009-01-26 Richard Guenther <rguenther@suse.de>
27432 PR middle-end/38851
27433 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27434 * tree-ssa-dse.c: Include langhooks.h
27435 (execute_simple_dse): Remove stores with zero size.
27437 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27440 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27443 2009-01-24 Julian Brown <julian@codesourcery.com>
27445 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27446 config/arm/linux-atomic.c.
27447 * config/arm/linux-atomic.c: New.
27449 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27451 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27452 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27453 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27455 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27458 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27461 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27463 PR tree-optimization/38953
27464 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27465 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27466 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27467 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27470 2009-01-24 Paul Brook <paul@codesourcery.com>
27472 * config/arm/neon.md (neon_type): Move to arm.md.
27473 (neon_mov<VSTRUCT>): Add neon_type attribute.
27474 * config/arm/arm.md (neon_type): Move to here.
27475 (conds): Add "unconditioal" and use as default for NEON insns.
27477 2009-01-24 Ben Elliston <bje@au.ibm.com>
27479 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27480 void *' warning from -Wc++-compat.
27481 * Makefile.in (dominance.o-warn): Remove.
27483 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27485 PR tree-optimization/38932
27486 * fold-const.c (fold_unary_ignore_overflow): New.
27487 * tree.h (fold_unary_ignore_overflow): Declare.
27488 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27489 * tree-ssa-sccvn.c (visit_reference_op_load,
27490 simplify_unary_expression): Likewise.
27492 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27494 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27495 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27496 regardless of their type.
27497 * c-common.c (handle_packed_attribute): Don't ignore packed on
27499 * c.opt (Wpacked-bitfield-compat): New warning option.
27500 * stor-layout.c (place_field): Warn if offset of a field changed.
27501 * doc/extend.texi (packed): Mention the ABI change.
27502 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27503 (Warning Options): Add it to the list.
27505 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27507 * c-opts.c (c_common_post_options): Fix a typo in comments.
27509 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27511 PR middle-end/38615
27512 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27513 variables to static.
27514 * doc/invoke.texi (-fmerge-all-constants): Update description.
27516 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27519 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27520 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27522 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27524 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27526 (LOCAL_ALIGNMENT): Similarly.
27528 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27529 Joseph Myers <joseph@codesourcery.com>
27531 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27532 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27533 * config/arm/arm-tune.md: Regenerate.
27534 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27537 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27539 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27540 version number to five.
27542 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27545 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27546 * c-common.c (set_underlying_type): Likewise.
27547 (is_typedef_decl ): Likewise
27549 (set_underlying_type): Likewise.
27550 (is_typedef_type): Likewise.
27552 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27554 PR middle-end/38587
27555 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27558 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27561 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27562 (LIBGCC_SPEC): Don't define.
27563 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27565 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27567 PR rtl-optimization/38879
27568 * alias.c (base_alias_check): Unaligned access via AND address can
27569 alias all surrounding object types except those with sizes equal
27570 or wider than the size of unaligned access.
27572 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27575 * c-decl.c (clone_underlying_type): Move this ...
27576 * c-common.c (set_underlying_type): ... here.
27577 Also, make sure the function properly sets TYPE_STUB_DECL() on
27578 the newly created typedef variant type.
27579 (is_typedef_decl ): New entry point.
27580 * tree.h: Added a new member member_types_needing_access_check to
27581 struct tree_decl_non_common.
27582 (set_underlying_type): New entry point.
27583 (is_typedef_type): Likewise.
27585 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27587 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27588 Check whether two instructions have memory references that
27589 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27590 are helper functions for traversing.
27591 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27592 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27593 not to draw dependency edge for instructions with non-conflicting
27596 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27599 * longlong.h: Update copyright years. Use soft-fp license notice.
27600 Sync __clz_tab declaration with glibc.
27602 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27605 * doc/extend.texi (syscall_linkage): New.
27606 (version_id): Modify.
27608 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27609 Richard Guenther <rguenther@suse.de>
27611 PR tree-optimization/38747
27612 PR tree-optimization/38748
27613 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27614 conversion if the base address is an indirect reference and the
27615 aliasing sets could cause issues.
27617 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27619 * common.opt (fgraphite, fgraphite-identity): Add comment for
27620 explaining why these options are not documented.
27622 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27624 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27625 gimple_call_lhs is NULL.
27627 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27630 * emit-rtl.c (adjust_address_1): Make sure memref is never
27633 2009-01-20 Ben Elliston <bje@au.ibm.com>
27635 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27636 const qualifier from arg parameter. Remove unnecessary cast to char *.
27637 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27638 const qualifier from arg 2.
27640 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27642 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27644 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27647 * rtl.h (reinit_regs): New prototype.
27648 * regclass.c: Include ira.h.
27649 (reinit_regs): New.
27650 * Makefile.in (regclass.o): Add ira.h.
27651 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27653 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27656 * c-common.c (handle_aligned_attribute): Use
27657 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27658 default alignment value.
27660 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27662 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27663 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27665 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27666 __BIGGEST_ALIGNMENT__.
27668 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27670 2009-01-18 Richard Guenther <rguenther@suse.de>
27672 PR tree-optimization/38819
27673 * tree-flow.h (operation_could_trap_helper_p): Declare.
27674 * tree-eh.c (operation_could_trap_helper_p): Export.
27675 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27676 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27677 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27678 are about to insert a possibly trapping instruction and fail
27681 2009-01-18 Andreas Schwab <schwab@suse.de>
27683 * doc/install.texi (Configuration): Remove obsolete paragraph
27684 about use of --with-gnu-ld with --with-gnu-as.
27686 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27688 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27689 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27690 Follow spelling conventions.
27692 2009-01-18 Ben Elliston <bje@au.ibm.com>
27694 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27695 C++ warning about implicit conversion from void * to struct
27697 (bitmap_obstack_free): Likewise for bitmap_element *.
27698 * Makefile.in (bitmap.o-warn): Remove.
27700 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27702 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27704 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27705 Tobias Grosser <tobi.grosser@amd.com>
27707 * graphite.c (graphite_trans_scop_block): Do not block single
27710 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27712 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27713 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27714 test with assertion.
27716 2009-01-16 Richard Guenther <rguenther@suse.de>
27718 PR tree-optimization/38835
27719 PR middle-end/36227
27720 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27721 and INT + PTR -> (INT)(PTR p+ INT) folding.
27722 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27724 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27727 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27728 the subreg from a lowpart subreg if it is also casting the value.
27730 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27731 Tobias Grosser <tobi.grosser@amd.com>
27733 * graphite.c (compare_prefix_loops): New.
27734 (build_scop_canonical_schedules): Rewritten.
27735 (graphite_transform_loops): Move build_scop_canonical_schedules
27736 after build_scop_iteration_domain.
27738 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27739 Tobias Grosser <tobi.grosser@amd.com>
27741 * graphite.c (add_conditions_to_domain): Add the loops to
27742 the dimension of the iteration domain. Do copy the domain
27743 only when it exists.
27744 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27745 (add_conditions_to_constraints): New.
27746 (can_generate_code_stmt, can_generate_code): Removed.
27747 (gloog): Do not call can_generate_code.
27748 (graphite_transform_loops): Call add_conditions_to_constraints
27749 after building the iteration domain.
27751 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27753 PR tree-optimization/38789
27754 * tree-ssa-threadedge.c
27755 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27756 __builtin_constant_p.
27758 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27760 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27761 examined before deleting them.
27763 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27765 * function.c (aggregate_value_p): Correctly extract the function
27766 type from CALL_EXPR_FN lookup.
27768 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27770 * config/picochip/picochip.c (picochip_override_options): Revert
27771 CFI asm flag disable commited previously.
27773 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27774 Tobias Grosser <tobi.grosser@amd.com>
27775 Jan Sjodin <jan.sjodin@amd.com>
27777 * graphite.c (scan_tree_for_params): On substractions negate
27778 all the coefficients of the term.
27779 (clast_to_gcc_expression_red): New. Handle reduction expressions
27780 of more than two operands.
27781 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27782 (get_vdef_before_scop): Handle also the case of default definitions.
27784 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27786 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27787 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27788 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27790 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27791 Joey Ye <joey.ye@intel.com>
27793 PR middle-end/37843
27794 * cfgexpand.c (expand_stack_alignment): Don't update stack
27795 boundary nor check incoming stack boundary here.
27796 (gimple_expand_cfg): Update stack boundary and check incoming
27797 stack boundary here.
27799 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27801 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27803 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27805 PR rtl-optimization/38245
27806 * calls.c (expand_call): Add stack arguments to
27807 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27808 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27809 in regs and partially in memory or BLKmode arguments.
27810 (emit_library_call_value_1): Add stack arguments to
27811 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27812 ACCUMULATE_OUTGOING_ARGS).
27813 * dce.c: Include tm_p.h.
27814 (find_call_stack_args): New function.
27815 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27817 (mark_insn): Call find_call_stack_args for CALL_Ps.
27818 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27819 forwards. Allocate and free arg_stores bitmap if needed, pass it
27820 down to deletable_insn_p, don't mark stores set in arg_stores
27821 bitmap, clear the bitmap at the beginning of each bb.
27822 * Makefile.in (dce.o): Depend on $(TM_P_H).
27824 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27827 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27828 to make sure the insn is a conditional test (bug 22599). Reformat a
27831 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27833 PR middle-end/38431
27834 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27835 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27836 (gloog): Do not call cleanup_tree_cfg.
27837 (graphite_transform_loops): Call cleanup_tree_cfg after all
27838 scops have been code generated.
27840 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27841 * doc/gty.texi (Invoking the garbage collector): Added new node
27842 and section documenting ggc_collect.
27844 2009-01-14 Richard Guenther <rguenther@suse.de>
27846 PR tree-optimization/38826
27847 PR middle-end/38477
27848 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27849 initialization notes only if we actually emitted a warning.
27850 (intra_create_variable_infos): Add constraints for a result decl
27851 that is passed by hidden reference.
27852 (build_pred_graph): Mark all related variables non-direct on
27855 2009-01-14 Nick Clifton <nickc@redhat.com>
27857 * ira-conflicts.c: Include addresses.h for the definition of
27859 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27860 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27862 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27865 * Makefile.in (ira-lives.o): Add except.h.
27867 * ira-lives.c: Include except.h.
27868 (process_bb_node_lives): Process can_throw_internal.
27870 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27872 PR rtl-optimization/38774
27873 * combine.c (simplify_set): When undoing cc_use change, don't do
27874 PUT_CODE on the newly created comparison, but instead put back the
27877 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27879 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27880 values. Remove duplicate arm8 entry.
27882 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27884 PR tree-optimization/38786
27885 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27886 the SSA_NAME case of expand_scalar_variables_expr.
27887 Set the type of an expression to the type of its assign statement.
27888 (expand_scalar_variables_expr): Also gather the scalar computation
27889 used to index the memory access. Do not pass loop_p.
27890 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27891 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27892 the gimple_stmt_iterator where it inserts new code.
27893 Do not pass loop_p.
27894 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27895 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27897 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27899 * graphite.h (debug_value): Removed.
27900 * graphite.c (debug_value): Removed.
27902 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27904 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27905 ldrd/strd with two 32-bit instructions.
27907 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27909 * config/arm/arm.c (struct processors): Pass for speed down into
27910 cost helper functions.
27911 (const_ok_for_op): Handle COMPARE and inequality nodes.
27912 (arm_rtx_costs_1): Rewrite.
27913 (arm_size_rtx_costs): Update prototype.
27914 (arm_rtx_costs): Pass speed down to helper functions.
27915 (arm_slowmul_rtx_costs): Rework cost calculations.
27916 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27917 (arm_9e_rtx_costs): Likewise.
27919 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27921 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27922 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27923 (alpha_legitimize_address): Do not split local symbols wider than
27924 UNITS_PER_WORD into HIGH/LO_SUM parts.
27926 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27929 * gcc.c (process_command): Replace call to execvp with calls
27930 to pex_one and exit.
27932 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27935 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27936 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27937 variant for devices with 3-byte PC.
27938 (__tablejump_elpm__): New.
27940 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27943 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27944 offsetof member-designator, handle it as `[0].'.
27946 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27948 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27949 function when not using named sections on targets with named sections
27950 if branch distance is less than 262132.
27952 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27954 * combine.c (combine_instructions): Recompute
27955 optimize_this_for_speed_p for each BB in the main combine loop.
27957 2009-01-12 Tomas Bily <tbily@suse.cz>
27960 * tree-loop-distribution.c (prop_phis): New function.
27961 (generate_builtin): Call prop_phis.
27963 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27965 PR tree-optimization/38807
27966 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27967 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27969 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27971 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27972 subreg of op0 to the original op0.
27974 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27976 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27978 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27981 * mips-tfile.c (parse_def): Fix parsing of def strings
27982 starting with digits.
27984 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27987 * config/arm/arm.c (arm_is_long_call_p): Don't call
27988 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27990 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27992 * regrename.c (regrename_optimize): Fix dumping.
27993 (find_oldest_value_reg): Preserve REG_POINTER.
27994 (copy_hardreg_forward_1): Likewise.
27996 2009-01-09 Diego Novillo <dnovillo@google.com>
27998 * gimple.h (struct gimple_statement_base) <uid>: Document
27999 the restrictions on its use.
28000 (gimple_uid): Tidy.
28001 (gimple_set_uid): Tidy.
28003 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28005 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28006 zero guard even if align_bytes != 0 and count is smaller than
28009 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28011 PR rtl-optimization/38495
28012 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28013 (add_range_and_copies_from_move_list): Print all added ranges.
28014 Add ranges to memory optimized destination.
28016 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28020 * config/i386/i386.c (override_options): Reject
28021 -mstringop-strategy=rep_8byte with -m32.
28022 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28023 to 1. Do count comparison against epilogue_size_needed at compile
28024 time even when count_exp was constant forced into register. For
28025 size_needed don't jump to epilogue, instead just avoid aligning
28026 and invoke the body algorithm. If need_zero_guard, add zero guard
28027 even if count is non-zero, but smaller than size_needed + number of
28028 bytes that could be stored for alignment.
28029 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28030 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28031 but smaller than size_needed + number of bytes that could be stored
28032 for alignment. Compare size_needed with epilogue_size_needed instead
28033 of desired_align - align, don't adjust size_needed, pass
28034 epilogue_size_needed to the epilogue expanders.
28037 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28039 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28041 * pa.c (last_address): Change to unsigned.
28042 (update_total_code_bytes): Change argument to unsigned. Don't
28043 check if insn addresses are set.
28044 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28045 addresses are not set.
28046 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28048 2009-01-09 Nick Clifton <nickc@redhat.com>
28050 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28051 DECL_DECLARED_INLINE_P.
28053 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28055 PR middle-end/38347
28056 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28057 GET_MODE (op0) in operand_subword_force calls.
28059 PR middle-end/38771
28060 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28061 fold_convert arg0 operands to TREE_TYPE (op0) first.
28063 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28065 * params.def (ira-max-conflict-table-size): Decrease default value
28068 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28070 PR tree-optimization/37031
28071 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28073 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28074 allocate it using gc instead of heap, use VEC_quick_push instead of
28076 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28077 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28078 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28079 allocated vector from heap allocated.
28080 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28081 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28082 vector only after perfect_loop_nest_depth call.
28084 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28085 Jan Sjodin <jan.sjodin@amd.com>
28087 PR tree-optimization/38559
28088 * graphite.c (debug_value, copy_constraint,
28089 swap_constraint_variables, scale_constraint_variable, ): New.
28090 (get_lower_bound, get_upper_bound): Removed.
28091 (graphite_trans_bb_strip_mine): Clean up this code that works
28092 only for constant number of iterations. Fully copy upper and
28093 lower bound constraints, not only the constant part of them.
28094 * graphite.h (debug_value): Declared.
28096 2009-01-08 Ira Rosen <irar@il.ibm.com>
28098 PR tree-optimization/37194
28099 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28100 Don't add the cost of cost model guard in prologue to scalar
28101 outside cost in case of known number of iterations.
28103 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28104 Alan Modra <amodra@bigpond.net.au>
28106 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28107 non-word-aligned REG+CONST addressing.
28109 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28112 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28113 free_after_compilation when outputting a thunk.
28114 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28115 Do not call free_after_compilation here.
28117 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28119 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28120 (ix86_valid_target_attribute_inner_p): Ditto.
28122 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28124 PR tree-optimization/38492
28125 PR tree-optimization/38498
28126 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28127 * tree-chrec.h (scev_is_linear_expression): Declared.
28128 * graphite.c (graphite_cannot_represent_loop_niter): New.
28129 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28130 (graphite_loop_normal_form): Use gcc_assert.
28131 (scan_tree_for_params): Use CASE_CONVERT.
28132 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28133 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28134 Use gcc_assert. Discard scops that contain unhandled cases.
28135 (build_scop_conditions): Return a boolean status for unhandled cases.
28136 (strip_mine_profitable_p): Print the loop number, not its depth.
28137 (is_interchange_valid): Pass the depth of the loop nest, don't
28138 recompute it wrongly.
28139 (graphite_trans_bb_block): Same.
28140 (graphite_trans_bb_block): Print tentative of loop blocking.
28141 (graphite_trans_scop_block): Do not print that the loop has been
28143 (graphite_transform_loops): Do not handle scops that contain condition
28146 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28148 AVX Programming Reference (December, 2008)
28149 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28150 (_mm256_stream_pd): Likewise.
28151 (_mm256_stream_ps): Likewise.
28153 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28154 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28155 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28156 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28157 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28158 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28159 (ix86_expand_special_args_builtin): Likewise.
28161 * config/i386/sse.md (AVXMODEDI): New.
28162 (avx_movnt<mode>): Likewise.
28163 (avx_movnt<mode>): Likewise.
28164 (<sse>_movnt<mode>): Remove AVX support.
28165 (sse2_movntv2di): Likewise.
28167 2009-01-07 Richard Guenther <rguenther@suse.de>
28169 PR middle-end/38751
28170 * fold-const.c (extract_muldiv): Remove obsolete comment.
28171 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28172 to PLUS_EXPR canonicalization for the canonicalization.
28174 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28176 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28177 hosted cross-compilers generating less efficient code.
28179 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28181 * function.h (rtl_data): Add a dbr_scheduled_p field.
28182 * reorg.c (dbr_schedule): Set it.
28183 (gate_handle_delay_slots): Check it.
28184 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28185 (mips_reorg): Check flag_delayed_branch instead of
28186 mips_base_delayed_branch.
28187 (mips_override_options): Don't set mips_base_delayed_branch
28188 or flag_delayed_branch.
28190 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28192 PR rtl-optimization/38426.
28193 * ira.c (ira): Set current_function_is_leaf earlier.
28195 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28197 PR rtl-optimization/38722
28198 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28199 too early, only set a flag and modify after last possible
28202 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28205 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28206 * real.c (decimal_single_format): Correct values of emin and emax.
28207 (decimal_double_format): Ditto.
28208 (decimal_quad_format): Ditto.
28209 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28210 computation of DECnn_MIN and DECnn_MAX for corrected values of
28211 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28212 __DECnn_MIN__, and adjust its computation for the corrected value
28215 2009-01-06 Jan Hubicka <jh@suse.cz>
28218 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28220 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28222 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28223 Add Robert Clark to the list of testers.
28225 2009-01-06 Jan Hubicka <jh@suse.cz>
28226 Kai Tietz <kai.tietz@onevision.com>
28228 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28229 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28231 2009-01-06 Jan Hubicka <jh@suse.cz>
28232 Kai Tietz <kai.tietz@onevision.com>
28234 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28236 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28237 (ix86_nsaved_regs): Count only general purpose regs.
28238 (ix86_nsaved_sseregs): New.
28239 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28240 to 16 for w64; compute padding and size of sse reg save area.
28241 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28242 general purpose regs.
28243 (ix86_emit_save_sse_regs_using_mov): New.
28244 (ix86_expand_prologue): Save SSE regs if needed.
28245 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28246 (ix86_emit_restore_sse_regs_using_mov): New.
28247 (ix86_expand_epilogue): Save SSE regs if needed.
28249 2009-01-06 Jan Hubicka <jh@suse.cz>
28250 Kai Tietz <kai.tietz@onevision.com>
28252 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28253 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28254 functions when accumulate outgoing args is off.
28256 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28259 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28260 before using pseudos_have_intersected_live_ranges_p.
28262 * ira-int.h (ira_assert): Always define.
28264 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28266 AVX Programming Reference (December, 2008)
28267 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28268 (_mm256_permute2_pd): Likewise.
28269 (_mm_permute2_ps): Likewise.
28270 (_mm256_permute2_ps): Likewise.
28271 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28272 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28274 * config/i386/i386.c (ix86_builtins): Remove
28275 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28276 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28277 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28278 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28279 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28280 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28281 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28282 __builtin_ia32_vpermil2ps256.
28283 (ix86_init_mmx_sse_builtins): Updated.
28284 (ix86_expand_args_builtin): Likewise.
28286 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28288 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28289 long absolute calls when generating PA 2.0 code.
28291 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28293 PR rtl-optimization/38583
28294 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28296 * params.def (ira-max-conflict-table-size): New.
28298 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28300 * ira.h (ira_conflicts_p): New external definition.
28302 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28303 table. Report this. Return result of building.
28304 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28305 building conflict table.
28307 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28308 (ira_color): Use ira_conflicts_p.
28310 * global.c: Include ira.h.
28311 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28314 * Makefile.in (global.o): Add ira.h.
28316 * ira-build.c (mark_all_loops_for_removal,
28317 propagate_some_info_from_allocno): New.
28318 (remove_unnecessary_allocnos): Call
28319 propagate_some_info_from_allocno.
28320 (remove_low_level_allocnos): New.
28321 (remove_unnecessary_regions): Add parameter. Call
28322 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28323 parameter to remove_unnecessary_regions.
28324 (ira_build): Remove all regions but root if the conflict table was
28325 not built. Update conflict hard regs for allocnos crossing calls.
28327 * ira.c (ira_conflicts_p): New global.
28328 (ira): Define and use ira_conflicts_p.
28330 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28331 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28332 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28334 2009-01-06 Ben Elliston <bje@au.ibm.com>
28336 * gengtype-lex.l (YY_NO_INPUT): Define.
28338 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28341 * c-common.c (handle_vector_size_attribute): Also reject
28342 BOOLEAN_TYPE types.
28344 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28346 PR tree-optimization/38492
28347 * graphite.c (rename_map_elt, debug_rename_elt,
28348 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28349 rename_map_elt_info, eq_rename_map_elts,
28350 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28351 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28352 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28353 (sese_build_livein_liveouts): New.
28354 (new_sese, free_sese): New.
28355 (new_scop): Call new_sese.
28356 (free_scop): Call free_sese.
28357 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28358 (register_old_new_names): Renamed register_old_and_new_names.
28359 (register_scop_liveout_renames, add_loop_exit_phis,
28360 insert_loop_close_phis, struct igp,
28361 default_liveout_before_guard, add_guard_exit_phis,
28362 insert_guard_phis, copy_renames): New.
28363 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28364 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28365 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28366 (scop_adjust_phis_for_liveouts): New.
28367 (gloog): Call scop_adjust_phis_for_liveouts.
28369 * graphite.h (struct sese): Documented. Added fields liveout,
28370 num_ver and livein.
28371 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28372 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28373 (struct scop): Added field liveout_renames.
28374 (SCOP_LIVEOUT_RENAMES): New.
28376 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28378 PR tree-optimization/38510
28379 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28380 (translate_clast): Call recompute_all_dominators before
28382 (gloog): Call recompute_all_dominators before graphite_verify.
28384 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28385 Jan Sjodin <jan.sjodin@amd.com>
28387 PR tree-optimization/38500
28388 * graphite.c (create_sese_edges): Call fix_loop_structure after
28391 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28393 * config.gcc: Add m32r*-*-rtems*.
28394 * config/m32r/rtems.h: New file.
28396 2009-01-05 Ben Elliston <bje@au.ibm.com>
28398 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28399 (.po.pox): Likewise.
28400 (po/gcc.pot): Likewise.
28402 2009-01-04 David S. Miller <davem@davemloft.net>
28404 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28405 (STARTING_FRAME_OFFSET): Always set to zero.
28407 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28409 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28410 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28411 fixed-point types, and vectors of the same.
28413 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28415 * config/mips/sync.md (*mb_barrier): Rename to...
28416 (*memory_barrier): ...this.
28418 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28420 * doc/extend.texi (Function Attributes): Move @cindex after @item
28421 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28422 and put in alphabetical order. Fix 'target' name and put in order.
28423 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28426 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28428 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28429 (memory_barrier): Expand as unspec instead of unspec_volatile.
28430 Remove mem:BLK from insn operands. Use Pmode scratch register.
28431 (*memory_barrier): Define as unspec instead of unspec_volatile.
28432 Use (match_dup 0) as input operand.
28434 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28435 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28436 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28437 scratch register. Remove operand 1.
28438 (*stbar): Define as unspec instead of unspec_volatile.
28439 Use (match_dup 0) as input operand, remove (const_int 8).
28440 (*membar): Define as unspec instead of unspec_volatile.
28441 Use (match_dup 0) as input operand, remove input operand 2.
28443 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28444 (memory_barrier): Expand as unspec instead of unspec_volatile.
28445 Remove mem:BLK from insn operands. Use Pmode scratch register.
28446 (*memory_barrier): Define as unspec instead of unspec_volatile.
28447 Use (match_dup 0) as input operand.
28449 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28450 Remove mem:BLK from insn operands. Use Pmode scratch register.
28451 Set volatile flag on operand 0.
28452 (*memory_barrier): New insn pattern.
28454 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28456 (*memory_barrier): Use (match_dup 0) as input operand.
28458 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28459 Remove mem:BLK from insn operands. Use Pmode scratch register.
28460 Set volatile flag on operand 0.
28461 (*mb_internal): New insn pattern.
28463 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28465 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28467 PR middle-end/38586
28468 * function.c (struct temp_slot): Move to the section of the file
28469 that deals with temp slots. Remove field 'address'.
28470 (temp_slot_address_table): New hash table of address -> temp slot.
28471 (struct temp_slot_address_entry): New struct, items for the table.
28472 (temp_slot_address_compute_hash, temp_slot_address_hash,
28473 temp_slot_address_eq, insert_temp_slot_address): Support functions
28475 (find_temp_slot_from_address): Rewrite to use the new hash table.
28476 (remove_unused_temp_slot_addresses): Remove addresses of temp
28477 slots that have been made available.
28478 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28479 worker function for remove_unused_temp_slot_addresses.
28480 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28481 Add the temp slot address to the address -> temp slot map.
28482 (update_temp_slot_address): Update via insert_temp_slot_address.
28483 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28484 (pop_temp_slots): Likewise.
28485 (init_temp_slots): Allocate the address -> temp slot map, or empty
28486 the map if it is already allocated.
28487 (prepare_function_start): Initialize temp slot processing.
28489 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28491 PR middle-end/38584
28492 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28493 Calculate the size of all stack vars assuming no packing of stack
28494 vars will happen, replacing a quadratic algorithm with a linear one.
28496 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28499 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28502 2009-01-03 Diego Novillo <dnovillo@google.com>
28504 * doc/contrib.texi: Update contributions.
28506 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28509 * builtins.c (fold_builtin_memory_op): Give up if either operand
28510 is volatile. Set srctype or desttype to non-qualified version
28514 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28515 and FUNCTION_DECLs.
28517 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28519 PR rtl-optimization/35805
28520 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28521 problem if fast dce is able to remove any instructions.
28522 * dce.c (dce_process_block): Fix dump message.
28524 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28527 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28529 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28531 PR middle-end/38690
28532 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28533 * tree-pretty-print.c (op_code_prio): New function.
28534 (op_prio): No longer static. Use op_code_prio.
28535 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28536 Use op_prio and op_code_prio to determine if () should be
28537 printed around operand(s) or not.
28539 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28540 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28541 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28542 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28543 pp_character instead of pp_string for single letter printing.
28545 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28547 * doc/extend.texi: Fix '#pragma GCC option' typo.
28549 2009-01-02 Richard Guenther <rguenther@suse.de>
28551 * doc/install.texi (--enable-checking): Mention different
28552 default for stage1.
28553 (--enable-stage1-checking): Document.
28555 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28557 PR middle-end/30142
28558 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28559 case to be an error.
28561 2009-01-02 Ben Elliston <bje@au.ibm.com>
28563 * config/fp-bit.h (pack_d): Constify argument.
28564 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28565 (isnan): Constify argument.
28567 (iszero): Likewise.
28568 (pack_d): Likewise.
28569 (_fpadd_parts): Constify return type.
28570 (_fpmul_parts): Likewise.
28571 (_fpdiv_parts): Likewise.
28573 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28576 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28577 warn about overwriting initializer with side-effects or
28578 -Woverride-init if !IMPLICIT.
28579 (output_init_element): Likewise. Pass IMPLICIT down to
28581 (process_init_element): Add IMPLICIT argument. Pass it down
28582 to output_init_element.
28583 (push_init_element, pop_init_level, set_designator): Adjust
28584 process_init_element callers.
28585 (set_nonincremental_init, set_nonincremental_init_from_string):
28586 Adjust add_pending_init callers.
28587 (output_pending_init_elements): Adjust output_init_element callers.
28588 * c-tree.h (process_init_element): Adjust prototype.
28589 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28590 process_init_element callers.
28593 Copyright (C) 2009 Free Software Foundation, Inc.
28595 Copying and distribution of this file, with or without modification,
28596 are permitted in any medium without royalty provided the copyright
28597 notice and this notice are preserved.