1 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
3 * configure.ac: Add test for dci instruction.
4 * configure: Regenerate.
6 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
7 * doc/invoke.texi: Add cpu_type 476 and 476fp.
8 (-mmulhw): Add 476 to description.
10 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
11 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
12 (processor_target_table): Add 476 and 476fp entries.
13 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
14 (rs6000_issue_rate): Add CPU_PPC476.
15 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
16 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
17 (processor_type): Add PROCESSOR_PPC476.
18 (EXTRA_SPECS): Add asm_cpu_476 string.
19 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
20 (define_attr "cpu"): Add ppc476.
22 Update comments for 476.
23 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
24 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
25 Update copyright year.
26 * config/rs6000/476.md: New file.
27 * config/rs6000/40x.md: Add description for "isel" attribute.
28 Update copyright year.
29 * config/rs6000/440.md: Likewise.
30 * config/rs6000/603.md: Likewise.
31 * config/rs6000/6xx.md: Likewise.
32 * config/rs6000/7450.md: Likewise.
33 * config/rs6000/7xx.md: Likewise.
34 * config/rs6000/8540.md: Likewise.
35 * config/rs6000/cell.md: Likewise.
36 * config/rs6000/e300c2c3.md: Likewise.
37 * config/rs6000/e500mc.md: Likewise.
38 * config/rs6000/mpc.md: Likewise.
39 * config/rs6000/power4.md: Likewise.
40 * config/rs6000/power5.md: Likewise.
41 * config/rs6000/power6.md: Likewise.
42 * config/rs6000/power7.md: Likewise.
43 * config/rs6000/rios1.md: Likewise.
44 * config/rs6000/rios2.md: Likewise.
45 * config/rs6000/rs64.md: Likewise.
47 2009-10-10 Richard Guenther <rguenther@suse.de>
49 PR tree-optimization/41654
50 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
51 a cond expr before calling gimple_cond_set_condition_from_tree.
52 (ifcombine_iforif): Likewise.
54 2009-10-09 Ian Lance Taylor <iant@google.com>
56 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
59 2009-10-09 Neil Vachharajani <nvachhar@google.com>
61 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
64 2009-10-09 Richard Guenther <rguenther@suse.de>
67 * target-def.h (TARGET_BUILTIN_DECL): Define.
68 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
69 * target.h (struct gcc_target): Add builtin_decl target hook.
70 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
71 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
73 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
75 (lto_output_builtin_tree): Sorry if the target does not support
76 streaming target builtins.
77 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
78 (rs6000_builtin_decl): New function.
79 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
80 (ix86_builtin_decl): New function.
82 2009-10-09 Jakub Jelinek <jakub@redhat.com>
85 * c-ppoutput.c (do_line_change): New function.
86 (cb_line_change): Use it.
87 (scan_translation_unit): Call do_line_change if
88 avoid_paste or PREV_WHITE and token location is on a different line
92 * dwarf2out.c (dwarf2out_init): Test whether
93 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
96 PR rtl-optimization/41646
97 * calls.c (expand_call): For BLKmode types returned in registers
98 avoid likely spilled hard regs in copy_blkmode_from_reg generated
101 2009-10-09 Richard Guenther <rguenther@suse.de>
103 PR tree-optimization/41634
104 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
105 we remove the correct elements.
106 (optimize_stmt): Make sure to update stmt operands before
107 optimizing redundancies.
109 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
111 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
113 2009-10-09 Richard Guenther <rguenther@suse.de>
116 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
118 (lto_wrapper_exit): New function.
120 (fatal_perror): Likewise.
121 (fork_execute): Use global args_name, do not free it.
122 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
123 * lto-streamer.h: Remove duplicate prototypes.
125 2009-10-09 Richard Guenther <rguenther@suse.de>
127 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
128 before calling stmt_can_throw_external.
130 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
132 PR tree-optimization/40071
133 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
134 pointer if the original data reference doesn't conflict with the
135 created vector data reference. Fix long line.
137 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
139 * config/i386/i386.md (any_div): New code iterator.
140 (u): Handle div and udiv.
142 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
144 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
145 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
146 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
147 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
149 2009-10-08 Joseph Myers <joseph@codesourcery.com>
151 * gcc.c (main): Remove trailing "." from diagnostics.
153 2009-10-08 Cary Coutant <ccoutant@google.com>
155 Add support for debugging with ICF (Identical Code Folding).
156 * calls.c (debug.h): New #include.
157 (emit_call_1): Call virtual_call_token debug hook.
158 * common.opt (-fenable-icf-debug): New option.
159 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
160 locations in the source).
161 (poc_label_num): New variable.
162 (dcall_entry, vcall_entry): New typedefs.
163 (dcall_table, vcall_table): New variables.
164 (struct vcall_insn): New type.
165 (vcall_insn_table): New variable.
166 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
167 (size_of_dcall_table): New function.
168 (output_dcall_table): New function.
169 (size_of_vcall_table): New function.
170 (output_vcall_table): New function.
171 (dwarf2out_direct_call): New function.
172 (vcall_insn_table_hash): New function.
173 (vcall_insn_table_eq): New function.
174 (dwarf2out_virtual_call_token): New function.
175 (dwarf2out_virtual_call): New function.
176 (dwarf2out_init): Allocate new tables and sections.
177 (prune_unused_types): Mark DIEs referenced from direct call table.
178 (dwarf2out_finish): Output direct and virtual call tables.
179 * final.c (final_scan_insn): Call direct_call and virtual_call
181 * debug.h (struct gcc_debug_hooks): Add direct_call,
182 virtual_call_token, virtual_call hooks.
183 (debug_nothing_uid): New function.
184 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
185 (debug_nothing_uid): New function.
186 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
187 (xcoff_debug_hooks): Likewise.
188 * sdbout.c (sdb_debug_hooks): Likewise.
189 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
190 * doc/invoke.texi (-fenable-icf-debug): New option.
192 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
195 * regmove.c (regmove_backward_pass): Replace src with dst in the
196 debug insn, and check for dst before rather than after.
198 2009-10-08 Janis Johnson <janis187@us.ibm.com>
200 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
201 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
203 2009-10-08 Jan Hubicka <jh@suse.cz>
206 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
207 do not mark cgraph nodes as needed.
208 (record_references_in_initializer): Add new only_vars parameter.
209 * cgraph.h (record_references_in_initializer): New parameter.
210 * varasm.c (assemble_variable): Update call.
211 * varpool.c (varpool_analyze_pending_decls): Always look for
214 2009-10-08 Anatoly Sokolov <aesok@post.ru>
216 * config/avr/avr.c (last_insn_address) Remove variable.
217 (expand_prologue): Don't initialise last_insn_address variable.
218 (final_prescan_insn): Don't output insn size.
219 * config/avr/avr.opt (msize): Remove switch.
220 * doc/invoke.texi (AVR Options): Remove documentation of -msize
223 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
225 * combine.c (label_tick_ebb_start): Fix comment.
226 (combine_instructions): Set label_tick and label_tick_ebb_start before
227 calling setup_incoming_promotions. Start them from 1. Increment
228 label_tick instead of deriving it from the BB index. Rather than
229 comparing ticks use the block from the previous iteration to decide
230 whether to start a new EBB. Remove empty lines before function.
232 2009-10-08 Michael Matz <matz@suse.de>
235 * builtins.c (fold_builtin_isascii): Use fold_build2.
236 (fold_builtin_isdigit): Ditto.
237 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
238 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
239 remove_useless_stmts_cond, remove_useless_stmts_tf,
240 remove_useless_stmts_tc, remove_useless_stmts_bind,
241 remove_useless_stmts_goto, remove_useless_stmts_label,
242 remove_useless_stmts_1, remove_useless_stmts,
243 pass_remove_useless_stmts): Remove.
244 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
245 * passes.c (init_optimization_passes): Don't add
246 pass_remove_useless_stmts.
247 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
248 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
250 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
251 for static constants.
252 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
253 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
255 2009-10-08 Richard Guenther <rguenther@suse.de>
257 * gimple.c (free_gimple_type_tables): New function.
258 * gimple.h (free_gimple_type_tables): Declare.
260 2009-10-07 Mark Heffernan <meheff@google.com>
262 * ipa-prop.c (ipa_print_node_params) Only print
263 names of named arguments.
265 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
267 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
268 being statically linked.
270 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
272 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
274 2009-10-08 Jan Hubicka <jh@suse.cz>
277 * ipa.c (cgraph_externally_visible_p,
278 function_and_variable_visibility,
279 whole_program_function_and_variable_visibility): Skip non-finalized
282 2009-10-08 Nick Clifton <nickc@redhat.com>
284 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
287 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
290 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
292 2009-10-07 Joseph Myers <joseph@codesourcery.com>
295 * c-common.c (c_fully_fold_internal): Strip nops from the result
296 of recursive calls to c_fully_fold_internal.
297 (c_wrap_maybe_const): New.
298 (c_save_expr): Use c_wrap_maybe_const.
299 * c-common.h (c_wrap_maybe_const): Declare.
300 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
301 build_binary_op): Use c_wrap_maybe_const.
303 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
305 * real.c: Fix comment to reflect actual exponent size.
307 2009-10-08 Ben Elliston <bje@au.ibm.com>
309 * config/rs6000/a2.md: Add FSF comment header.
311 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
313 * config/i386/i386.md (any_extend): New code iterator.
314 (u, s): New code attributes.
316 (DWIH): Rewrite as code iterator for SI and DI modes.
317 (DWI): Rewrite as mode attribute.
318 (dwi): New mode attribute.
319 (di): Depend on SI mode and DI mode.
320 (doubleint_general_operand): Remove mode attribute.
322 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
325 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
326 (*sub<mode>3_doubleword): Ditto.
328 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
329 using SWIM248 mode iterator.
330 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
331 using SWI48 mode iterator.
332 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
333 patterns using DWIH mode iterator and any_extend code iterator.
334 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
335 using any_extend code iterator.
336 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
337 patterns using DWIH mode iterator and any_extend code iterator.
338 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
339 using any_extend code iterator.
340 (<s>mul<mode>3_highpart): Macroize expander from
341 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
342 and any_extend code iterator.
343 (*<s>muldi3_highpart_1): Macroize insn from
344 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
345 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
346 patterns using any_extend code iterator.
347 (*<s>mulsi3_highpart_zext): Macroize insn from
348 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
350 2009-10-07 Jakub Jelinek <jakub@redhat.com>
352 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
353 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
354 refering to a DIE with DW_AT_const_value.
356 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
359 * ira-lives.c (check_and_make_def_conflict): Process all operands.
361 2009-10-06 Jan Hubicka <jh@suse.cz>
363 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
366 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
368 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
369 *lea_2_rex64): Move before *add<mode>_1 pattern.
371 2009-10-07 Jan Hubicka <jh@suse.cz>
373 * collect2.c (main): Add -fno-whole-program.
374 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
376 2009-10-07 Jan Hubicka <jh@suse.cz>
378 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
379 has no address taken.
380 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
382 (cgraph_clone_node): Clear externally_visible flag for clones.
383 * cgraph.h (cgraph_only_called_directly_p,
384 cgraph_can_remove_if_no_direct_calls_p): New predicates.
385 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
386 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
387 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
388 ipcp_insert_stage): Likwise.
389 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
390 externally_visible flag.
391 (verify_cgraph_node): Verify that inline clones look right.
392 (process_function_and_variable_attributes): Do not set
393 externally_visible flags.
394 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
396 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
398 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
399 clear externally_visible when turning into inline clones
400 (cgraph_mark_inline_edge): Use new predicates.
401 (cgraph_estimate_growth): Likewise.
402 (cgraph_decide_inlining): Likewise.
403 * ipa.c (cgraph_postorder): Likewise.
404 (cgraph_remove_unreachable_nodes): Likewise; sanity check
405 that inline clones are not needed.
406 (cgraph_externally_visible_p): New predicate.
407 (function_and_variable_visibility): Add whole_program parameter;
408 always set externally_visible flag; handle COMDAT function
410 (local_function_and_variable_visibility): New function.
411 (gate_whole_program_function_and_variable_visibility): New function.
412 (whole_program_function_and_variable_visibility): New function.
413 (pass_ipa_whole_program_visibility): New function.
414 * passes.c (init_optimization_passes): Add whole program visibility
416 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
417 not care about needed/reachable flags.
418 * varpool.c: Include flags.h
419 (decide_is_variable_needed): When doing LTO assume whole-program mode.
420 (varpool_finalize_decl): When we are in LTO read-back, all variables
422 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
424 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
426 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
429 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
431 * config.gcc: Don't include the makefile fragments intended for
433 * config/s390/fixdfdi.h: File removed.
434 * config/s390/libgcc-glibc.ver: File removed.
435 * config/s390/s390.h: Remove the fixdfdi.h hack.
436 * config/s390/t-crtstuff: File moved to libgcc dir.
437 * config/s390/t-linux: Likewise.
438 * config/s390/t-tpf: libgcc specific parts removed.
439 * config/s390/t-linux64: Likewise.
441 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
443 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
444 (lto-compress.o): Likewise.
446 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
449 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
450 dllexport to class members here.
451 (i386_pe_determine_dllimport_p): Only check static class data for
453 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
454 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
455 functions for vague linkage.
456 (i386_pe_type_dllexport_p): Fix formatting.
457 (maybe_add_dllexport) New function.
458 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
461 2009-10-07 Ben Elliston <bje@au.ibm.com>
463 * config/rs6000/a2.md: Remove duplicated lines.
465 2009-10-07 Ben Elliston <bje@au.ibm.com>
467 * config.gcc (powerpc*-*-*): Handle a2.
468 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
469 * config/rs6000/a2.md: New file.
470 * config/rs6000/rs6000.opt (mno-update): New.
471 (mupdate): Return to using a mask, not a var.
472 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
473 (enum processor_type): Add PROCESSOR_PPCA2.
474 * config/rs6000/rs6000.c (ppca2_cost): New costs.
475 (rs6000_override_options): Add "a2" to processor_target_table.
476 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
477 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
479 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
481 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
482 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
483 reference to nonexistent gen_truncxfxf2 function.
485 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
487 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
488 (DWIH, g, di, doubleint_general_operand): New mode attributes.
489 (general_operand): Handle TI mode.
490 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
491 using SDWIM mode iterator.
492 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
493 pattern from *add{di,ti}3_1 patterns and corresponding splitters
494 using DWI mode iterator.
495 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
496 patterns using SWI mode iterator.
497 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
498 using SWI48 mode iterator.
499 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
500 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
501 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
502 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
503 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
504 using SDWIM mode iterator.
505 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
506 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
507 using DWI mode iterator.
508 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
509 patterns using SWI mode iterator.
510 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
511 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
512 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
513 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
514 patterns using plusminus code iterator.
515 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
516 sub<mode>3 patterns using plusminus code iterator.
517 * config/i386/i386.c (override_options): Update call to
518 gen_subdi_carry_rex64 for renamed function.
519 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
520 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
521 calls to instruction expanders.
523 2009-10-06 Martin Jambor <mjambor@suse.cz>
526 * opts.c (decode_options): Run IPA-SRA at -O2.
528 2009-10-06 Richard Guenther <rguenther@suse.de>
530 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
532 2009-10-06 Tobias Burnus <burnus@net-b.de>
535 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
536 -flto and -fwhole-program flags can be combined.
538 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
541 * gcc.c (process_command): Check that -o argument was specified.
543 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
545 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
547 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
549 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
550 * doc/invoke.texi (Warning Options): Annotate allowed languages
551 for -Wunsuffixed-float-constants.
553 2009-10-05 Jakub Jelinek <jakub@redhat.com>
555 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
556 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
557 same name and isn't the main variant.
560 * dwarf2out.c (loc_by_reference): Removed.
561 (dw_loc_list_1): New function.
562 (dw_loc_list): Remove toplev argument, add want_address argument.
563 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
564 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
565 want_address == 2 to dw_loc_list. For successful dw_loc_list
566 set have_address to 1 only if want_address is not 0.
568 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
570 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
571 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
572 a code block followed by two pointers.
573 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
574 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
575 (MIPS_MOVE): Likewise.
576 (MIPS_LUI): Likewise.
578 (MIPS_BAL): Likewise.
579 (MIPS_NOP): Likewise.
580 (mips_asm_trampoline_template): Delete.
581 (mips_trampoline_code_size): New function.
582 (mips_trampoline_init): Add shorter sequences for all cases
583 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
584 Calculate the opcodes directly, rather than copying from a template.
585 Only flush the code part of the trampoline.
586 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
588 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
590 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
591 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
592 (INCOMING_RETURN_ADDR_RTX): Likewise.
593 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
595 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
596 with RETURN_ADDR_REGNUM.
597 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
598 * config/mips/mips.c (mips16_build_call_stub): Replace
599 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
600 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
601 (mips_print_operand_punctuation): Likewise.
602 (mips_frame_set): Likewise.
603 (mips16e_output_save_restore): Likewise.
604 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
605 (mips_save_reg_p): Likewise.
606 (mips_return_addr): Likewise.
607 (mips_set_return_address): Likewise.
608 (mips_direct_save_slot_move_p): Likewise.
609 (mips_output_function_prologue): Likewise.
610 (mips_restore_reg): Likewise.
611 (mips_expand_epilogue): Likewise.
612 (mips_epilogue_uses): Likewise.
613 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
614 (*mov<mode>_ra): Use it instead of a hard-coded 31.
615 (clear_hazard_<mode>): Likewise.
616 (call_internal): Likewise.
617 (call_internal_direct): Likewise.
618 (call_direct_split): Likewise.
619 (call_value_internal): Likewise.
620 (call_value_split): Likewise.
621 (call_value_internal_direct): Likewise.
622 (call_value_direct_split): Likewise.
623 (call_value_multiple_internal): Likewise.
624 (call_value_multiple_split): Likewise.
626 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
627 Jakub Jelinek <jakub@redhat.com>
629 PR rtl-optimization/41511
630 * combine.c (record_value_for_reg): Pass explicit values as argument
631 to get_last_value_validate.
632 (get_last_value_validate): Document INSN parameter.
633 For non-readonly MEMs, assume they might have been modified if INSN
634 was in another basic block.
635 (get_last_value): Minor reformatting.
637 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
640 * final.c (asm_str_count): Split out from asm_insn_count.
641 * rtl.h (asm_str_count): New prototype.
642 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
645 2009-10-05 Sriraman Tallam <tmsriram@google.com>
647 * doc/plugins.texi: Change plugin_pass to register_pass_info.
649 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
650 Rafael Espindola <espindola@google.com>
652 * gengtype.c (write_types): Moved call to write_func_for_structure
655 2009-10-05 Richard Guenther <rguenther@suse.de>
658 * lto-cgraph.c (output_cgraph): Output toplevel asms.
659 (input_cgraph_1): Input toplevel asms.
661 2009-10-05 Richard Guenther <rguenther@suse.de>
664 * lto-symtab.c (lto_compatible_attributes_p): Remove.
665 (external_aggregate_decl_p): Likewise.
666 (lto_symtab_compatible): Re-structure. Remove dead code.
667 For variables ignore toplevel qualifiers when comparing types.
668 Issue warnings, not errors for mismatched user-alignment.
670 2009-10-05 Richard Guenther <rguenther@suse.de>
674 * lto-symtab.c (struct lto_symtab_base_def): Remove.
675 (struct lto_symtab_identifier_def): Likewise.
676 (struct lto_symtab_decl_def): Likewise.
677 (struct lto_symtab_entry_def): New.
678 (lto_symtab_identifier_t): Rename to ...
679 (lto_symtab_entry_t): ... this.
680 (lto_symtab_decls): Remove.
681 (lto_symtab_base_hash): Rename to ...
682 (lto_symtab_entry_hash): ... this.
683 (lto_symtab_base_eq): Rename to ...
684 (lto_symtab_entry_eq): ... this.
685 (lto_symtab_base_marked_p): Rename to ...
686 (lto_symtab_entry_marked_p): ... this.
687 (lto_symtab_identifier_marked_p): Remove.
688 (lto_symtab_decl_marked_p): Likewise.
689 (lto_symtab_maybe_init_hash_tables): Rename to ...
690 (lto_symtab_maybe_init_hash_table): ... this.
691 (lto_symtab_set_resolution_and_file_data): Remove.
692 (lto_symtab_register_decl): New function.
693 (lto_symtab_get_identifier): Remove.
694 (lto_symtab_get): New function.
695 (lto_symtab_get_resolution): Adjust.
696 (lto_symtab_get_identifier_decl): Remove.
697 (lto_symtab_set_identifier_decl): Likewise.
698 (lto_symtab_merge_decl): Rename to ...
699 (lto_symtab_merge): ... this. Rewrite.
700 (lto_symtab_merge_var): Remove.
701 (lto_symtab_merge_fn): Likewise.
702 (lto_symtab_prevailing_decl): Adjust.
703 (lto_cgraph_replace_node): New function.
704 (lto_symtab_merge_decls_2): Likewise.
705 (lto_symtab_merge_decls_1): Likewise.
706 (lto_symtab_fixup_var_decls): Likewise.
707 (lto_symtab_resolve_symbols): Likewise.
708 (lto_symtab_merge_decls): Likewise.
709 (lto_symtab_prevailing_decl): Adjust.
710 (lto_symtab_get_symtab_def): Remove.
711 (lto_symtab_get_file_data): Likewise.
712 (lto_symtab_clear_resolution): Adjust.
713 (lto_symtab_clear_resolution): Likewise.
714 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
715 (input_cgraph_1): Likewise.
716 * lto-streamer-in.c (get_resolution): Do not provide fake
717 symbol resolutions here.
718 (deferred_global_decls): Remove.
719 (lto_register_deferred_decls_in_symtab): Likewise.
720 (lto_register_var_decl_in_symtab): Change signature, register
721 variable via lto_symtab_register_decl.
722 (lto_register_function_decl_in_symtab): Likewise.
723 (lto_read_tree): Adjust.
724 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
725 (lto_symtab_merge_var): Likewise.
726 (lto_symtab_merge_fn): Likewise.
727 (lto_symtab_register_decl): Declare.
728 (lto_symtab_merge_decls): Likewise.
730 2009-10-05 Richard Guenther <rguenther@suse.de>
732 PR tree-optimization/23821
733 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
734 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
735 simple IV increments.
737 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
739 * config/arm/arm.c (arm_override_options): Really initialize
740 flag_dwarf2_cfi_asm to 0.
742 2009-10-05 Doug Kwan <dougkwan@google.com>
744 PR rtl-optimization/41574
745 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
746 floating point and we are not doing unsafe math optimizations.
748 2009-10-03 Simon Baldwin <simonb@google.com>
749 Cary Coutant <ccoutant@google.com>
750 Rafael Espindola <espindola@google.com>
751 Richard Guenther <rguenther@suse.de>
752 Jan Hubicka <jh@suse.cz>
753 Doug Kwan <dougkwan@google.com>
754 H.J. Lu <hongjiu.lu@intel.com>
755 Bill Maddox <maddox@google.com>
756 Ryan Mansfield <rmansfield@qnx.com>
757 Diego Novillo <dnovillo@google.com>
758 Ollie Wild <aaw@google.com>
759 Kenneth Zadeck <zadeck@naturalbridge.com>
761 * lto-cgraph.c: New file.
762 * lto-compress.c: New file.
763 * lto-compress.h: New file.
764 * lto-opts.c: New file.
765 * lto-section-in.c: New file.
766 * lto-section-out.c: New file.
767 * lto-streamer-in.c: New file.
768 * lto-streamer-out.c: New file.
769 * lto-streamer.c: New file.
770 * lto-streamer.h: New file.
771 * lto-symtab.c: New file.
772 * lto-wpa-fixup.c: New file.
773 * lto-wrapper.c: New file.
775 2009-10-03 Simon Baldwin <baldwin@google.com>
776 Ben Elliston <bje@au.ibm.com>
777 Rafael Espindola <espindola@google.com>
778 Nathan Froyd <froydnj@codesourcery.com>
779 Jan Hubicka <jh@suse.cz>
780 Doug Kwan <dougkwan@google.com>
781 Diego Novillo <dnovillo@google.com>
782 Kenneth Zadeck <zadeck@naturalbridge.com>
784 * Makefile.in (enable_lto): New.
785 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
786 (LINKER_PLUGIN_API_H): Define.
787 (LTO_SYMTAB_H): Define.
788 (LTO_STREAMER_H): Define.
789 (TREE_VECTORIZER_H): Define.
790 (INCLUDES): Add LIBELFINC.
791 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
792 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
793 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
794 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
795 (native): Add lto-wrapper$(exeext)
796 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
797 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
798 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
799 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
800 (varasm.o): Add dependency on tree-iterator.h.
801 (cgraph.o): Add dependency on cif-code.def.
802 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
803 (ipa-pure-const.o): Likewise.
804 (GTFILES): Add lto-symtab.c.
805 (install-lto-wrapper): New.
806 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
807 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
808 * config.in: Regenerate.
810 2009-10-03 Rafael Espindola <espindola@google.com>
811 Diego Novillo <dnovillo@google.com>
813 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
815 Call execute_ipa_summary_passes for all_regular_ipa_passes and
817 (cgraph_optimize): Make extern.
819 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
820 Kenneth Zadeck <zadeck@naturalbridge.com>
822 * toplev.c (in_lto_p): Declare.
823 * collect2.c (scan_prog_file): Read all the output when reading
825 (enum lto_mode_d): Declare.
827 2009-10-03 Richard Guenther <rguenther@suse.de>
828 Diego Novillo <dnovillo@google.com>
830 * gimple.c: Include target.h and alias.h.
831 (gimple_types): Declare.
832 (type_hash_cache): Declare.
833 (gimple_alloc_stat): Make extern.
834 (gimple_build_eh_must_not_throw): Call
835 gimple_eh_must_not_throw_set_fndecl.
836 (struct type_pair_d): Declare.
837 (type_pair_t): Declare.
838 (type_pair_hash): New.
840 (lookup_type_pair): New.
841 (gimple_force_type_merge): New.
842 (compare_type_names_p): New.
843 (compare_field_offset): New.
844 (gimple_types_compatible_p): New.
845 (struct sccs): Declare.
846 (next_dfs_num): Declare.
847 (iterative_hash_gimple_type): New.
849 (iterative_hash_type_name): New.
850 (iterative_hash_gimple_type): New.
851 (gimple_type_hash): New.
852 (gimple_type_eq): New.
853 (gimple_register_type): New.
854 (print_gimple_types_stats): New.
855 (gimple_signed_or_unsigned_type): New.
856 (gimple_unsigned_type): New.
857 (gimple_signed_type): New.
858 (gimple_get_alias_set): New.
859 (gimple_decl_printable_name): Do not use DMGL_TYPES.
860 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
861 (gimple_force_type_merge): Declare.
862 (gimple_types_compatible_p): Declare.
863 (gimple_register_type): Declare.
864 (print_gimple_types_stats): Declare.
865 (gimple_unsigned_type): Declare.
866 (gimple_signed_type): Declare.
867 (gimple_get_alias_set): Declare.
868 (gimple_eh_must_not_throw_set_fndecl): New.
870 2009-10-03 Jan Hubicka <jh@suse.cz>
871 Kenneth Zadeck <zadeck@naturalbridge.com>
873 * ipa-pure-const.c: Include lto-streamer.h.
874 (register_hooks): Factor out of ...
875 (generate_summary): ... here.
876 (pure_const_write_summary): New.
877 (pure_const_read_summary): New.
878 (pass_ipa_pure_const): Add pure_const_write_summary and
879 pure_const_read_summary.
880 * ipa-reference.c: Include lto-streamer.h.
881 (add_new_function): New.
882 (remove_node_data): New.
883 (duplicate_node_data): New.
884 (ipa_init): Guard against multiple calls.
885 Move hook setup from analyze_function.
886 (write_node_summary_p): New.
887 (ipa_reference_write_summary): New.
888 (ipa_reference_read_summary): New.
889 (pass_ipa_reference): Add ipa_reference_write_summary and
890 ipa_reference_read_summary.
891 * cgraph.h (cgraph_local_info): Add field lto_file_data.
892 (struct cgraph_edge): Add fields lto_stmt_uid and
893 call_stmt_cannot_inline_p.
894 (cgraph_optimize): Declare.
895 (cgraph_decide_is_function_needed): Declare.
896 (reset_inline_failed): Declare.
897 (enum LTO_cgraph_tags): Declare.
898 (LTO_cgraph_tag_names): Declare.
899 (LCC_NOT_FOUND): Define.
901 2009-10-03 Doug Kwan <dougkwan@google.com>
902 Rafael Espindola <espindola@google.com>
903 Jan Hubicka <jh@suse.cz>
904 Diego Novillo <dnovillo@google.com>
905 Kenneth Zadeck <zadeck@naturalbridge.com>
907 * passes.c (all_regular_ipa_passes): New.
908 (all_ipa_passes): Rename to all_small_ipa_passes.
909 (init_optimization_passes): Init all_regular_ipa_passes.
910 * tree-pass.h (all_regular_ipa_passes): New.
911 (all_ipa_passes): Rename to all_small_ipa_passes.
912 * passes.c (all_lto_gen_passes): New.
913 (init_optimization_passes): Initialize all_lto_gen_passes.
914 (execute_ipa_summary_passes): Make non-static.
915 (ipa_write_summaries_1): New.
916 (ipa_write_summaries_2): New.
917 (ipa_write_summaries): New.
918 (ipa_write_summaries_of_cgraph_node_set): New.
919 (ipa_read_summaries_1): New.
920 (ipa_read_summaries): New.
921 (execute_ipa_pass_list): Call cgraph_process_new_functions.
922 (execute_regular_ipa_pass_list): Remove.
923 (init_optimization_passes): Schedule
924 pass_rebuild_cgraph_edges and pass_early_inline outside
925 of pass_all_early_optimizations. Document reason.
926 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
927 pass_ipa_lto_finish_out): New pass.
928 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
929 (execute_all_ipa_transforms): New.
930 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
931 (dump_properties, debug_properties): New.
932 * tree-optimize.c (gate_all_early_local_passes): Return
933 false if we are in lto1.
934 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
935 * tree-pass.h (execute_all_ipa_transforms): Declare.
936 (pass_ipa_function_and_variable_visibility): Declare.
937 (pass_ipa_early_inline): Declare.
938 (pass_ipa_lto_gimple_out): Declare.
939 (pass_ipa_lto_wpa_fixup): Declare.
940 (pass_ipa_lto_finish_out): Declare.
941 (all_small_ipa_passes, all_regular_ipa_passes,
942 all_lto_gen_passes): Declare.
943 (execute_ipa_summary_passes): Declare.
944 (execute_all_ipa_transforms): Declare.
945 (ipa_write_summaries): Declare
946 (ipa_write_summaries_of_cgraph_node_set): Declare.
947 (ipa_read_summaries): Declare.
949 2009-10-03 Doug Kwan <dougkwan@google.com>
950 Ollie Wild <aaw@google.com>
952 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
954 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
955 (lto_mode): New variable.
956 (maybe_run_lto_and_relink): Handle the -fwpa option.
957 (main): Handle the -fwpa option.
958 (maybe_unlink_list): New function.
959 * gcc.c (link_lto_options): Replace -flto with -fwpa.
960 * common.opt (flto): New flag.
961 * toplev.c (flag_generate_lto): Declare.
963 2009-10-03 Simon Baldwin <simonb@google.com>
965 * common.opt (flto-compression-level): New flag.
967 * opts.c: Include lto-opts.h.
968 (handle_option): Call lto_register_user_option for each
969 valid option handled.
970 (decode_options): Clear registered options before the options
973 2009-10-03 Cary Coutant <ccoutant@google.com>
975 * collect2.c (is_elf): New function.
976 (scan_prog_file): Require LTO object to be in ELF format.
978 2009-10-03 Rafael Espindola <espindola@google.com>
980 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
981 libgcc to the linker.
983 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
985 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
986 (collect_execute): Add flags argument. Pass flags to pex_run. Update
988 * collect2.h (collect_execute): Add flags argument.
989 * tlink.c (tlink_execute): Update call to collect_execute.
990 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
991 (use_linker_plugin): New.
992 (use_linker_plugin_spec_function): New.
993 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
994 (linker_plugin_file_spec): New.
995 (lto_wrapper_spec): New.
997 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
998 (static_spec_functions): Add use-linker-plugin.
999 (process_command): Handle -use-linker-plugin.
1000 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1001 linker_plugin_file_spec and lto_gcc_spec.
1002 (use_linker_plugin_spec_function): New.
1004 2009-10-03 Richard Guenther <rguenther@suse.de>
1008 * tree.h (is_lang_specific): Include LANG_TYPE.
1009 * tree.c (find_decls_types_r): Manually add interesting parts
1010 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1012 * gimple.c (type_pair_hash): Make symmetric.
1013 (type_pair_eq): Likewise.
1014 (lookup_type_pair): Increase initial hashtable size.
1015 (gimple_force_type_merge): Rely on type-pair symmetry.
1016 (visit): Remove excessive checking code.
1017 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1018 (gimple_register_type): Remove getenv calls, shrink initial
1022 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1023 inline functions if not generating lto output.
1026 * toplev.c (finalize): In WPA mode remove the asm file.
1028 2009-10-03 Doug Kwan <dougkwan@google.com>
1030 * ipa-inline.c (cgraph_mark_inline): Check
1031 edge->call_stmt_cannot_inline_p instead of calling
1032 gimple_call_cannot_inline_p.
1033 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1034 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1035 (inline_generate_summary): Do nothing in LTRANS.
1036 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1037 exists before calling gimple_call_cannot_inline_p.
1038 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1039 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1040 Update new_edge->lto_stmt_uid.
1041 * cgraphbuild.c (reset_inline_failed): New.
1043 * common.opt (fwpa): New flag.
1044 (fltrans): New option.
1045 * gcc.c (gcc_lto_option_t): New type.
1046 (current_lto_option): New variable.
1047 (lto_single_spec_function): Remove and is replaced by ..
1048 (lto_option_spec_function): New function.
1049 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1050 passing the -flto flag.
1051 (cc1_options): Separate non-LTO related parts into ..
1052 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1053 (lto1_options): New spec for lto FE.
1054 (link_lto_options): New spec for handling LTO flags in linker.
1055 (invoke_lto_single): Re-format to fit in 80 column. Replace
1056 lto-single with lto-option.
1057 (static_specs): Add cc1_non_lto_options, lto1_options and
1059 (static_spec_function): Replace lto-single with lto-option.
1060 (process_command): Handle -flto, -fwpa and -fltran by setting
1061 current_lto_option and not passing it to subprocess unconditionally.
1063 2009-10-03 Bill Maddox <maddox@google.com>
1065 Add `gcc' driver support for link-time code generation (LTO).
1067 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1068 (lto_flag, lto_objects, lto_o_file): New variables.
1069 (struct lto_object, struct lto_object_list): New structures.
1070 (collect_exit, handler): Remove LTO temporary output file on exit.
1071 (add_lto_object): New function.
1072 (maybe_run_lto_and_relink): New function. Perform link time code
1073 generation and relinking for object files containing LTO information.
1074 (main): Invoke maybe_run_lto_and_relink().
1075 (dump_argv): New function. For debugging, currently disabled.
1076 (scan_prog_file): Add LTO information pass.
1077 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1079 * toplev.c (compile_file): Emit assembler directive to create
1080 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1082 2009-10-03 Diego Novillo <dnovillo@google.com>
1084 * c.opt: Add LTO to warn_abi and warn_psabi.
1086 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1087 inline function. Ignore language-specific nodes. Update all users.
1088 (find_decls_types_r): Do not traverse the subtrees of
1089 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1090 * tree.h (is_lang_specific): New.
1091 * langhooks.h (struct lang_hooks_for_decls): Remove
1092 may_need_assembler_name_p. Update all users.
1094 * c-common.c (set_builtin_user_assembler_name): Move ...
1095 * builtins.c (set_builtin_user_assembler_name): ... here.
1096 (is_builtin_name): Add comment
1097 (is_builtin_fn): New.
1098 * except.c (output_ttype): Only call
1099 lookup_type_for_runtime if TYPE is not a runtime type.
1101 * passes.c (register_pass): Call position_pass on
1102 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1103 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1104 (TV_IPA_LTO_DECL_IO): Define.
1105 (TV_IPA_LTO_CGRAPH_IO): Define.
1107 (TV_WHOPR_WPA): Define.
1108 (TV_WHOPR_WPA_IO): Define.
1109 (TV_WHOPR_LTRANS): Define.
1110 (TV_WHOPR_WPA_FIXUP): Define.
1111 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1112 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1113 * tree-flow.h (tree_node_can_be_shared): Declare.
1114 * tree-inline.c (tree_can_inline_p): Check that E has a
1115 statement associated with it.
1116 * tree.c (free_lang_data_in_binf): Factor out of ...
1117 (free_lang_data_in_type): ... here.
1118 Call RECORD_OR_UNION_TYPE_P.
1119 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1120 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1121 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1122 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1123 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1124 (gate_free_lang_data): Return true if flag_generate_lto is set.
1125 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1126 * c-common.h (set_builtin_user_assembler_name): Move ...
1127 * tree.h (set_builtin_user_assembler_name): ... here.
1129 * common.opt (flto-report): New flag.
1130 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1131 * collect2.c (scan_prog_file): Send the error output of
1132 'nm' to HOST_BIT_BUCKET.
1134 2009-10-03 Ollie Wild <aaw@google.com>
1136 * langhooks-def.h (lhd_begin_section): New function declaration.
1137 (lhd_write_section): New function declaration.
1138 (lhd_end_section): New function declaration.
1139 (LANG_HOOKS_BEGIN_SECTION): New macro.
1140 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1141 (LANG_HOOKS_END_SECTION): New macro.
1142 (LANG_HOOKS_LTO): New macro.
1143 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1144 * langhooks.c (output.h): Add include.
1145 (saved_section): New static variable.
1146 (lhd_begin_section): New function.
1147 (lhd_write_section_data): New function.
1148 (lhd_end_section): New function.
1149 * langhooks.h (struct lang_hooks_for_lto): New structure.
1150 (struct lang_hooks): Add member lto.
1151 * Makefile.in (langhooks.o): Add dependency on output.h.
1153 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1155 2009-10-03 Richard Guenther <rguenther@suse.de>
1157 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1160 2009-10-03 Simon Baldwin <simonb@google.com>
1161 Richard Guenther <rguenther@suse.de>
1162 Janis Johnson <janis187@us.ibm.com>
1163 Doug Kwan <dougkwan@google.com>
1164 Diego Novillo <dnovillo@google.com>
1165 Ramana Radhakrishnan <ramana.r@gmail.com>
1166 Ollie Wild <aaw@google.com>
1168 * doc/install.texi: Add documentation for libelf and --enable-lto.
1169 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1170 -flto-report, -flto-compression-level and -use-linker-plugin.
1171 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1172 Add section for LTO Testing.
1174 2009-10-02 Cary Coutant <ccoutant@google.com>
1176 Add support for comdat type sections for DWARF v4.
1177 Merge from dwarf4 branch.
1179 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1180 (dw_die_ref): Define vector type.
1181 (enum dw_val_class): Add dw_val_class_data8.
1182 (struct dw_val_struct): Add v.val_data8.
1183 (comdat_type_node_ref): New type.
1184 (struct die_struct): Move die_symbol into a union; add new field
1185 die_type_node. Change all uses.
1186 (comdat_type_node): New type.
1187 (skeleton_chain_node): New type.
1188 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1189 (comdat_type_list): New variable.
1190 (dwarf_tag_name): Add DW_TAG_type_unit.
1191 (dwarf_attr_name): Add DW_AT_signature.
1192 (add_AT_data8): New function.
1193 (replace_child): New function.
1194 (move_all_children): New function.
1195 (print_signature): New function.
1196 (print_die): Print signature information; add dw_val_class_data8.
1197 (attr_checksum): Support dw_val_class_data8.
1198 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1199 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1200 (checksum_sleb128, checksum_uleb128): New functions.
1201 (checksum_die_context): New function.
1202 (loc_checksum_ordered): New function.
1203 (attr_checksum_ordered): New function.
1204 (struct checksum_attributes): New structure.
1205 (collect_checksum_attributes): New function.
1206 (die_checksum_ordered): New function.
1207 (generate_type_signature): New function.
1208 (same_dw_val_p): Add dw_val_class_data8.
1209 (is_symbol_die): Use new is_declaration_die function.
1210 (is_declaration_die): New function.
1211 (should_move_die_to_comdat): New function.
1212 (clone_die): New function.
1213 (clone_tree): New function.
1214 (clone_as_declaration): New function.
1215 (copy_declaration_context): New function.
1216 (generate_skeleton_ancestor_tree): New function.
1217 (generate_skeleton_bottom_up): New function.
1218 (generate_skeleton): New function.
1219 (remove_child_or_replace_with_skeleton): New function.
1220 (break_out_comdat_types): New function.
1221 (struct decl_table_entry): New type.
1222 (htab_decl_hash): New function.
1223 (htab_decl_eq): New function.
1224 (htab_decl_del): New function.
1225 (copy_ancestor_tree): New function.
1226 (copy_decls_walk): New function.
1227 (copy_decls_for_unworthy_types): New function.
1228 (build_abbrev_table): Don't assert on missing die_symbol when doing
1229 comdat type sections.
1230 (size_of_die): Use DW_FORM_sig8 for external references. Add
1232 (unmark_dies): Don't assert for unmarked dies when doing comdat
1234 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1235 (output_signature): New function.
1236 (output_die): Likewise.
1237 (output_compilation_unit_header): Mark output as DWARF version 3
1238 even if generating DWARF 4.
1239 (output_comdat_type_unit): New function.
1240 (output_line_info): Mark output as DWARF version 3 even if generating
1242 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1244 (dwarf2out_end_source_file): Likewise.
1245 (prune_unused_types_walk_attribs): Don't follow references into
1246 comdat type sections.
1247 (prune_unused_types_mark): When generating type units, do not mark
1248 children of non-defining declarations of types; do mark children of
1250 (prune_unused_types): Process comdat type sections.
1251 (htab_ct_hash): New function.
1252 (htab_ct_eq): New function.
1253 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1254 Add a pointer to the line table from type unit entries so
1255 DW_AT_decl_file has meaning.
1256 * varasm.c (default_elf_asm_named_section): Use identifier name as
1257 comdat key instead of lang hook.
1259 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1261 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1263 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1265 * config/i386/i386.md (SWIM248): New mode iterator.
1266 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1267 divmodhi4 patterns using SWIM248 macro.
1268 (*divmod<mode>4): Macroize insn_and_split pattern from
1269 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1270 and their corresponding splitters usign SWIM248 macro. Split SImode
1271 insn to generate cltd and DImode insn to generate cqto instead of
1272 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1273 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1274 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1275 *divmodsi_noext patterns using SWIM248 macro.
1276 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1277 udivmodhi4 patterns using SWIM248 macro.
1278 (*udivmod<mode>4): Macroize insn_and_split pattern from
1279 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1280 corresponding splitters using SWIM248 macro.
1281 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1282 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1284 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1286 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1287 of zero-sized element is zero-sized regardless of its extent.
1289 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1292 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1293 * configure: Regenerated.
1294 * config.in: Regenerated.
1295 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1296 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1297 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1298 not emitting .eh_frame, emit .cfi_sections .debug_frame
1303 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1304 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1306 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1307 vars use DECL_RTL with resetting it back to NULL afterwards.
1308 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1309 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1310 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1311 the attribute type allows it, otherwise use DW_FORM_dataN.
1312 (mem_loc_descriptor): Handle CONST_STRING.
1313 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1314 Handle MEM with CONST_STRING address using add_AT_string.
1315 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1316 CONST_STRING for const arrays initialized with a string literal.
1317 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1318 (dwarf2out_finish): Call resolve_addr.
1320 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1321 Maxim Kuvyrkov <maxim@codesourcery.com>
1323 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1325 2009-10-02 Nick Clifton <nickc@redhat.com>
1327 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1328 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1330 2009-10-01 Jan Hubicka <jh@suse.cz>
1332 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1333 (cgraph_create_virtual_clone): Just pass redirect_callers
1335 * cgraph.h (cgraph_clone_node): Update prototype.
1336 * ipa-pure-const.c (self_recursive_p): New function.
1337 (propagate): Use it.
1338 * ipa-inline.c (cgraph_clone_inlined_nodes,
1339 cgraph_decide_recursive_inlining): Update.
1341 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1343 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1344 instructions for TARGET_OCTEON.
1346 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1348 * config/arm/arm.c (arm_override_options): Turn off
1349 flag_dwarf2_cfi_asm for AAPCS variants.
1351 2009-10-01 Martin Jambor <mjambor@suse.cz>
1354 * tree-sra.c (convert_callers): Do not call
1355 compute_inline_parameters on one caller more than once.
1357 2009-10-01 Nick Clifton <nickc@redhat.com>
1359 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1360 an empty string if not already defined.
1362 2009-10-01 Martin Jambor <mjambor@suse.cz>
1365 * tree-sra.c (is_va_list_type): New function.
1366 (find_var_candidates): Call is_va_list_type.
1367 (find_param_candidates): Check that the type or the type pointed
1368 to are not va_list types.
1370 2009-10-01 Martin Jambor <mjambor@suse.cz>
1373 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1374 DECL_ARTIFICIAL (param_decl) is true.
1376 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1378 * tree.h (tree_decl_common::lang_flag_8): New.
1379 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1381 * c-common.h (RID_CONSTEXPR): New.
1383 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1385 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1386 Use ref-all pointers.
1387 (alpha_gimplify_va_arg): Ditto.
1389 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1392 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1393 before insn counting loop now that BB_END (bb) is counted. Ensure
1394 the return value isn't zero.
1396 2009-09-30 Nick Clifton <nickc@redhat.com>
1398 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1399 with separate definitions of c_target_objs and cxx_target_objs.
1400 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1402 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1403 sh_symbian_import_export_class.
1404 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1405 * config/sh/symbian.c: Delete, moving code into...
1406 * config/sh/symbian-base.c: ... here
1407 * config/sh/symbian-c.c: ... and here
1408 * config/sh/symbian-cxx.c: ... and here.
1410 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1413 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1414 of plus RTX into register.
1416 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1418 * doc/install.texi: Linguistic and markup fixes.
1419 (Configuration) <--disable-cpp>: Remove description.
1420 <--enable-maintainer-mode>: Autotools files are affected, too.
1421 <--with-sysroot>: Improve description.
1422 (Building): Bump required GNU make version.
1424 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1426 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1427 (x86_64-*-*): Ditto.
1429 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1430 intrinisics for FMA4.
1431 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1432 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1433 Add FMA4 check and fma4intrin.h.
1434 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1436 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1437 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1438 constant for FMA4 support.
1439 (UNSPEC_FMA4_FMADDSUB): Ditto.
1440 (UNSPEC_FMA4_FMSUBADD): Ditto.
1441 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1442 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1443 (ix86_expand_fma4_multiple_memory): Ditto.
1444 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1445 (OPTION_MASK_ISA_FMA4_UNSET): New.
1446 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1447 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1448 (ix86_handle_option): Handle -mfma4.
1449 (isa_opts): Handle -mfma4.
1450 (enum pta_flags): Add PTA_FMA4.
1451 (override_options): Add FMA4 support.
1452 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1453 (IX86_BUILTIN_VFMADDSD): Ditto.
1454 (IX86_BUILTIN_VFMADDPS): Ditto.
1455 (IX86_BUILTIN_VFMADDPD): Ditto.
1456 (IX86_BUILTIN_VFMSUBSS): Ditto.
1457 (IX86_BUILTIN_VFMSUBSD): Ditto.
1458 (IX86_BUILTIN_VFMSUBPS): Ditto.
1459 (IX86_BUILTIN_VFMSUBPD): Ditto.
1460 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1461 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1462 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1463 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1464 (IX86_BUILTIN_VFNMADDSS): Ditto.
1465 (IX86_BUILTIN_VFNMADDSD): Ditto.
1466 (IX86_BUILTIN_VFNMADDPS): Ditto.
1467 (IX86_BUILTIN_VFNMADDPD): Ditto.
1468 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1469 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1470 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1471 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1472 (IX86_BUILTIN_VFMADDPS256): Ditto.
1473 (IX86_BUILTIN_VFMADDPD256): Ditto.
1474 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1475 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1476 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1477 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1478 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1479 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1480 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1481 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1482 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1483 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1484 (enum multi_arg_type): New enum for describing the various FMA4
1485 intrinsic argument types.
1486 (bdesc_multi_arg): New table for FMA4 intrinsics.
1487 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1488 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1490 (ix86_expand_builtin): Add FMA4 intrinsic support.
1491 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1492 operand instructions.
1493 (ix86_expand_fma4_multiple_memory): New function to split the
1494 second memory reference from FMA4 instructions.
1495 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1496 (ssemodesuffixf2s): Ditto.
1497 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1499 (fma4_fmsub<mode>4): Ditto.
1500 (fma4_fnmadd<mode>4): Ditto.
1501 (fma4_fnmsub<mode>4): Ditto.
1502 (fma4_vmfmadd<mode>4): Ditto.
1503 (fma4_vmfmsub<mode>4): Ditto.
1504 (fma4_vmfnmadd<mode>4): Ditto.
1505 (fma4_vmfnmsub<mode>4): Ditto.
1506 (fma4_fmadd<mode>4256): Ditto.
1507 (fma4_fmsub<mode>4256): Ditto.
1508 (fma4_fnmadd<mode>4256): Ditto.
1509 (fma4_fnmsub<mode>4256): Ditto.
1510 (fma4_fmaddsubv8sf4): Ditto.
1511 (fma4_fmaddsubv4sf4): Ditto.
1512 (fma4_fmaddsubv4df4): Ditto.
1513 (fma4_fmaddsubv2df4): Ditto.
1514 (fma4_fmsubaddv8sf4): Ditto.
1515 (fma4_fmsubaddv4sf4): Ditto.
1516 (fma4_fmsubaddv4df4): Ditto.
1517 (fma4_fmsubaddv2df4): Ditto.
1518 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1519 instructions for intrinsics.
1520 (fma4i_fmsub<mode>4): Ditto.
1521 (fma4i_fnmadd<mode>4): Ditto.
1522 (fma4i_fnmsub<mode>4): Ditto.
1523 (fma4i_vmfmadd<mode>4): Ditto.
1524 (fma4i_vmfmsub<mode>4): Ditto.
1525 (fma4i_vmfnmadd<mode>4): Ditto.
1526 (fma4i_vmfnmsub<mode>4): Ditto.
1527 (fma4i_fmadd<mode>4256): Ditto.
1528 (fma4i_fmsub<mode>4256): Ditto.
1529 (fma4i_fnmadd<mode>4256): Ditto.
1530 (fma4i_fnmsub<mode>4256): Ditto.
1531 (fma4i_fmaddsubv8sf4): Ditto.
1532 (fma4i_fmaddsubv4sf4): Ditto.
1533 (fma4i_fmaddsubv4df4): Ditto.
1534 (fma4i_fmaddsubv2df4): Ditto.
1535 (fma4i_fmsubaddv8sf4): Ditto.
1536 (fma4i_fmsubaddv4sf4): Ditto.
1537 (fma4i_fmsubaddv4df4): Ditto.
1538 (fma4i_fmsubaddv2df4): Ditto.
1540 * doc/invoke.texi (-mfma4): Add documentation.
1541 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1543 2009-09-29 Richard Henderson <rth@redhat.com>
1545 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1546 an edge to the new destination block.
1548 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1551 * pa.c (hppa_profile_hook): Use
1552 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1554 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1555 Alexander Monakov <amonakov@ispras.ru>
1558 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1559 (not_postinc_memory_operand): New.
1560 (not_postinc_move_operand): New.
1561 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1562 (*cmovsi_internal): Ditto.
1564 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1566 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1567 restrict issue_rate in first pass when scheduling for register
1570 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1571 Rafael Avila de Espindola <espindola@google.com>
1573 * gengtype.c (plugin_output): New.
1574 (get_output_file_with_visibility): Return plugin_output for plugins.
1575 (main): Parse and use the -P option.
1576 * gty.texi: Update the command line format.
1578 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1581 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1583 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1584 out if !const_ok_for_output.
1587 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1588 case VAR_LOCATION>: Remove gcc_unreachable ().
1590 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1592 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1593 (x86_64-*-*): Ditto.
1594 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1595 back to smmintrin.h.
1596 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1597 * config/i386/x86intrin.h: Remove SSE5.
1598 * config/i386/mmintrin-common.h: Delete file.
1599 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1601 2009-09-29 Richard Guenther <rguenther@suse.de>
1603 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1604 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1606 2009-09-29 Nick Clifton <nickc@redhat.com>
1608 * function.c (current_function_name): If there is no current
1609 function just return "<none>".
1611 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1613 * tree-pass.h (register_pass_info): New structure.
1614 (pass_positioning_ops): Move enum from gcc-plugin.h.
1615 (register_pass): New function.
1616 * gcc-plugin.h (plugin_pass): Delete structure.
1617 (pass_positioning_ops): Delete enum.
1618 * plugin.c (regsiter_pass): Delete function.
1619 (position_pass): Delete function.
1620 (added_pass_nodes): Delete variable.
1621 (prev_added_pass_nodes): Delete variable.
1622 (pass_list_node): Delete structure.
1623 * passes.c (make_pass_instance): New function.
1624 (next_pass_1): Change to call make_pass_instance.
1625 (pass_list_node): Move structure from gcc-plugin.h.
1626 (added_pass_nodes): Move variable from plugin.c.
1627 (prev_added_pass_nodes): Move variable from plugin.c.
1628 (position_pass): New function.
1629 (register_pass): New function.
1631 2009-09-28 Easwaran Raman <eraman@google.com>
1633 * ifcvt.c (noce_try_abs): Recognize pattern and call
1634 expand_one_cmpl_abs_nojump.
1635 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1636 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1638 2009-09-28 Ian Lance Taylor <iant@google.com>
1641 * c-opts.c (c_common_handle_option): Don't set
1642 warn_jump_misses_init for -Wall.
1643 * doc/invoke.texi (Warning Options): Update documentation.
1645 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1647 * Makefile.in ($(out_object_file)): Depend on
1648 gt-$(basename $(notdir $(out_file))).h.
1650 2009-09-28 Richard Henderson <rth@redhat.com>
1652 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1653 * except.c (gen_eh_region): Set it.
1654 (duplicate_eh_regions_1): Copy it.
1655 * tree-eh.c (lower_resx): Use it to determine which function
1658 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1659 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1660 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1661 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1662 BUILT_IN_CXA_END_CLEANUP if necessary.
1664 * c-common.c (c_define_builtins): Update call to
1665 build_common_builtin_nodes.
1667 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1669 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1671 2009-09-28 Michael Matz <matz@suse.de>
1673 * builtins.c (interclass_mathfn_icode): New helper.
1674 (expand_builtin_interclass_mathfn): Use it here, and split folding
1676 (fold_builtin_interclass_mathfn): ... this new folder.
1677 (build_call_nofold_loc): New static helper.
1678 (build_call_nofold): New wrapper macro for above.
1679 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1680 (expand_builtin_pow): Ditto.
1681 (expand_builtin_memset_args): Ditto.
1682 (expand_builtin_printf): Ditto.
1683 (expand_builtin_fprintf): Ditto.
1684 (expand_builtin_sprintf): Ditto.
1685 (expand_builtin_memory_chk): Ditto.
1686 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1687 (expand_builtin_stpcpy): Ditto.
1688 (expand_builtin_strcmp): Ditto.
1689 (expand_builtin_strncmp): Ditto.
1690 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1691 (expand_builtin_strcpy_args): Don't call folders.
1692 (expand_builtin_memcmp): Ditto.
1693 (expand_builtin_strncpy): Ditto, and use target.
1694 (expand_builtin_memcpy): Ditto.
1695 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1696 expand_builtin_strpbrk, expand_builtin_memmove,
1697 expand_builtin_memmove_args, expand_builtin_bcopy,
1698 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1699 expand_builtin_strspn, expand_builtin_strcspn,
1700 expand_builtin_fputs): Remove these.
1701 (expand_builtin): Don't call the above, change calls to other
1702 expanders that changed prototype.
1703 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1704 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1705 fold_builtin_interclass_mathfn.
1706 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1707 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1709 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1710 * passes.c (init_optimization_passes): Move pass_fold_builtins
1711 after last phiopt pass.
1712 * tree-inline.c (fold_marked_statements): When folding builtins
1713 iterate over all instruction potentially generated.
1714 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1716 (fold_gimple_call): Use it to always fold calls (into potentially
1717 multiple instructions).
1718 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1719 calls into zero at this time.
1720 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1721 statements generated by builtin folding.
1723 2009-09-28 Nick Clifton <nickc@redhat.com>
1725 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1727 2009-09-28 Duncan Sands <baldrick@free.fr>
1729 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1730 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1731 (register_callback): Dispatch it.
1732 (invoke_plugin_callbacks): Incorporate in sanity check.
1733 * ggc.h (ggc_register_cache_tab): Add declaration.
1734 * ggc-common.c (ggc_register_root_tab): Simplify.
1735 (const_ggc_cache_tab_t): New typedef.
1736 (extra_cache_vec): New vector of dynamically added cache tables.
1737 (ggc_register_cache_tab): New function.
1738 (ggc_scan_cache_tab): New function.
1739 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1740 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1742 2009-09-27 Richard Henderson <rth@redhat.com>
1744 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1745 which we remove __builtin_stack_restore.
1747 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1749 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1750 to test for GRD_INVARIANT.
1751 (simple_rhs_p): Anything that's function_invariant_p is fine.
1753 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1755 * gengtype.c (main): Use plunge_files instead of plugin_output.
1757 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1758 Rafael Avila de Espindola <espindola@google.com>
1760 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1761 Don't print pch related info if it is false.
1762 (main): Don't print pch info in plugin mode.
1764 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1766 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1767 with dw_val_class_const_double.
1768 (struct dw_val_struct): Replace val_long_long with val_double and
1769 adjust for above change.
1770 (output_loc_operands): Likewise.
1771 (add_AT_long_long): Rename into...
1772 (add_AT_double): ...this.
1773 (print_die): Replace dw_val_class_long_long with
1774 dw_val_class_const_double and adjust.
1775 (attr_checksum): Likewise.
1776 (same_dw_val_p): Likewise.
1777 (size_of_die): Likewise.
1778 (value_format): Likewise.
1779 (output_die): Likewise.
1780 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1781 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1782 instead of add_AT_long_long.
1783 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1784 value with the precision of its type.
1786 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1789 * c-typeck.c (build_conditional_expr): Use the readonly and
1790 volatile flags of the operand types, not of the operands itself.
1792 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1794 * collect2.c (main): Look for -brtl before adding libraries.
1796 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1798 * config.gcc: Update OpenBSD targets.
1799 * config/openbsd-stdint.h: New file.
1800 * config/openbsd-libpthread.h: New file.
1801 * config/openbsd.h: Update and break out LIB_SPEC definition.
1802 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1803 * config/i386/openbsdelf.h: Correct types.
1804 * config/m68k/openbsd.h: Likewise.
1805 * config/mips/openbsd.h: Likewise.
1806 * config/vax/openbsd.h: Likewise.
1808 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1810 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1811 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1812 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1813 of the length and zero.
1815 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1817 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1818 (FLAGS_H): Add options.h $(REAL_H).
1819 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1820 (TREE_VECTORIZER_H): New.
1821 (EBITMAP_H): Renamed from EBIMAP_H.
1822 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1823 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1824 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1825 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1826 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1827 (graphite-clast-to-gimple.o, graphite-dependences.o)
1828 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1829 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1830 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1831 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1832 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1833 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1834 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1835 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1836 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1837 updated and fixed as per above changes and per
1838 check_makefile_deps.sh output.
1841 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1842 * configure: Regenerate.
1844 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1846 * doc/install.texi: Update minimum MPC version to 0.7.
1848 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1850 * doc/install.texi (Binaries): Remove reference to the binary
1851 distribution CD-ROM from the FSF.
1853 2009-09-26 Michael Matz <matz@suse.de>
1857 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1858 that are mentioned in the body.
1860 2009-09-26 Michael Matz <matz@suse.de>
1862 PR tree-optimization/41454
1863 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1864 (tree_ssa_dominator_optimize): Don't allocate and free it.
1865 (dom_opt_leave_block): Don't iterate over it.
1866 (eliminate_redundant_computations): Don't return a value.
1867 (cprop_operand, cprop_into_stmt): Ditto.
1868 (optimize_stmt): Don't defer updating stmts.
1870 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1872 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1873 generic_parameter_die, template_parameter_pack_die,
1874 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1875 renaming DW_TAG_formal_parameter_pack and
1876 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1877 and DW_TAG_GNU_template_parameter_pack.
1879 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1881 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1882 * config/v850/v850.c (v850_function_value): New function.
1883 (TARGET_FUNCTION_VALUE): Define.
1885 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1887 * tree-vect-stmts.c (vectorizable_call): Call
1888 mark_symbols_for_renaming after vect_finish_stmt_generation.
1890 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1891 to loc_descriptor_from_tree.
1892 (add_location_or_const_value_attribute): Pass 0 instead of 2
1893 for decl_by_reference_p decls.
1895 2009-09-25 Richard Guenther <rguenther@suse.de>
1898 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1901 2009-09-25 Ben Elliston <bje@au.ibm.com>
1903 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1906 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1908 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1909 form of instruction.
1911 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1914 * fold-const.c (const_binop): Handle complex int division.
1915 * tree-complex.c (expand_complex_div_straight,
1916 expand_complex_div_wide): Update comments.
1918 2009-09-24 DJ Delorie <dj@redhat.com>
1921 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1922 (reg_class): Likewise.
1923 (REG_CLASS_NAMES): Likewise.
1924 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1925 (m32c_override_options): Disable -fivopts for M32C.
1927 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1929 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1930 Delete VSX load/store with update support.
1931 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1932 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1936 (VStype_load_update): Ditto.
1937 (VStype_store_update): Ditto.
1938 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1939 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1941 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1942 load/store with update builtins.
1944 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1946 * libgcc2.c (L_trampoline): Prototype for getpagesize
1947 and mprotect in WINNT case.
1949 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1951 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1952 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1953 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1954 'outgoing' argument.
1955 (TARGET_FUNCTION_VALUE): Define.
1957 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1959 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1961 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1964 * common.opt: Initialize dwarf_strict to -1.
1965 * toplev.c (process_options): Catch unset dwarf_strict
1966 and set to 0 for all targets not overriding.
1967 * config/darwin.c (darwin_override_options): Catch unset
1968 dwarf_strict and override to 1.
1970 2009-09-24 Jeff Law <law@redhat.com>
1972 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1974 2009-09-24 Richard Guenther <rguenther@suse.de>
1976 PR tree-optimization/36143
1977 PR tree-optimization/38747
1978 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1979 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1981 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1984 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1985 return false instead of gcc_unreachable (). For CONST return the
1986 value returned by recursive call instead of always returning true.
1987 (tree_add_const_value_attribute): Return the value returned by
1988 add_const_value_attribute instead of always returning true if rtl
1991 2009-09-23 Justin Seyster <jrseys@gmail.com>
1993 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1995 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1997 * cgraphunit.c (cgraph_lower_function): Revert last change.
1998 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1999 instead of DECL_NO_STATIC_CHAIN.
2000 * tree-cfg.c (verify_gimple_call): Likewise.
2001 * tree-nested.c (get_chain_decl, get_chain_field,
2002 convert_tramp_reference_op, convert_gimple_call): Likewise.
2003 (convert_all_function_calls): Likewise. Always set or clear
2004 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2005 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2006 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2008 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2009 DECL_NO_STATIC_CHAIN.
2010 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2011 instead of DECL_NO_STATIC_CHAIN.
2012 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2013 decl_function_context.
2014 * varasm.c (initializer_constant_valid_p): Likewise.
2015 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2016 (DECL_STATIC_CHAIN): ... this.
2017 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2018 instead of DECL_NO_STATIC_CHAIN.
2020 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2021 Rafael Avila de Espindola <espindola@google.com>
2023 * gengtype.c (nb_plugin_files): Make it unsigned to match
2024 num_gt_files. Adjust other variables to avoid warnings.
2025 (main): Allocate an all zero lang_bitmap before each plugin file name
2026 to match regular file names.
2028 2009-09-23 Richard Henderson <rth@redhat.com>
2030 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2031 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2032 static chain passed in memory.
2033 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2034 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2035 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2036 STATIC_CHAIN_REGNUM defined.
2038 * config/picochip/picochip-protos.h: s/class/klass/.
2039 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2040 (picochip_static_chain): New.
2041 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2042 (STATIC_CHAIN_INCOMING): Remove.
2044 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2045 (xtensa_static_chain): New.
2046 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2047 (STATIC_CHAIN_INCOMING): Remove.
2049 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2051 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2052 * config/pa/pa-protos.h (function_value): Remove.
2053 * config/pa/pa.c (pa_function_value): Rename from function_value.
2054 Make static, add 'outgoing' argument.
2055 (TARGET_FUNCTION_VALUE): Define.
2057 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2059 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2060 instead of cfun->machine->is_leaf.
2061 * config/avr/avr.h (machine_function): Remove is_leaf field.
2063 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2066 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2067 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2068 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2069 the same size, prefer DW_OP_stack_value.
2070 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2071 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2073 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2076 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2078 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2081 * cfgexpand.c (convert_debug_memory_address): New.
2082 (expand_debug_expr): Convert base address and offset to the same
2083 mode. Use it to convert addresses to other modes. Accept
2086 2009-09-23 Richard Guenther <rguenther@suse.de>
2088 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2089 produced for bigendian targets with promoted subregs.
2091 2009-09-23 Richard Guenther <rguenther@suse.de>
2093 * value-prof.c (gimple_ic): Purge old EH edges only after building
2096 2009-09-23 Nick Clifton <nickc@redhat.com>
2098 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2100 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2103 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2106 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2107 on non-nested functions.
2109 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2110 Jan Hubicka <jh@suse.cz>
2112 * dwarf2out.c (loc_list_plus_const): Only define if
2113 DWARF2_DEBUGGING_INFO.
2114 (address_of_int_loc_descriptor): Likewise.
2117 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2119 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2122 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2123 constant is more than zero.
2125 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2128 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2129 call final to emit non-scheduled prologue, instead insert at entry.
2131 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2132 Joseph S. Myers <joseph@codesourcery.com>
2134 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2136 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2137 Rafael Avila de Espindola <espindola@google.com>
2139 * gengtype.c (is_file_equal): New function.
2140 (close_output_files): Use is_file_equal. Free of->buf.
2142 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2143 Rafael Avila de Espindola <espindola@google.com>
2145 * gengtype.c (write_types, write_local): Add the output_header
2146 argument. Update all callers.
2148 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2150 * dwarf2out.c (template_parameter_pack_die,
2151 gen_formal_parameter_pack_die ): New functions.
2152 (make_ith_pack_parameter_name): Remove this function.
2153 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2154 DW_TAG_formal_parameter_pack.
2155 (gen_generic_params_dies): Represent each template parameter pack
2156 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2157 represented by usual DW_TAG_template_*_parameter DIEs that are
2158 children of the DW_TAG_template_parameter_pack element DIE.
2159 (generic_parameter_die): This doesn't deal with parameter pack
2160 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2161 of parameter pack DIEs.
2162 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2163 in certain cases, e.g. for pack elements.
2164 (gen_formal_types_die, gen_decl_die): Adjust usage of
2165 gen_formal_parameter_die.
2166 (gen_subprogram_die): Represent each function parameter pack by a
2167 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2168 represented by usual DW_TAG_formal_parameter DIEs that are children
2169 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2170 ____builtin_va_alist decls as no part of the compiler uses those
2172 * langhooks.h (struct lang_hooks_for_decls): Add
2173 function_parm_expanded_from_pack_p, get_generic_function_decl
2174 and function_parameter_pack_p hooks. Fix comment for
2175 get_innermost_generic_parms hook.
2176 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2177 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2178 macros and use them to initialize lang_hook.
2180 2009-09-22 Richard Henderson <rth@redhat.com>
2182 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2183 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2184 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2185 on TRAMPOLINE_TEMPLATE.
2186 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2187 TRAMPOLINE_ADJUST_ADDRESS.
2188 * targhooks.c (default_asm_trampoline_template): Remove.
2189 (default_trampoline_adjust_address): Remove.
2190 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2191 * targhooks.h: Update decls.
2193 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2195 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2196 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2197 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2199 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2202 * reload1.c (reload): Reset debug insns with pseudos without
2205 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2207 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2208 unconditional true for decimal float modes.
2209 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2210 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2212 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2214 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2215 Enable a new case for __FreeBSD__ >= 7.
2216 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2217 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2218 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2219 and USE_LD_AS_NEEDED.
2221 * doc/install.texi (*-*-freebsd*): Update target information.
2223 2009-09-22 Richard Guenther <rguenther@suse.de>
2226 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2227 arrays really properly.
2229 2009-09-22 Richard Henderson <rth@redhat.com>
2232 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2233 calls.static_chain, calls.trampoline_init,
2234 calls.trampoline_adjust_address.
2235 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2236 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2237 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2238 * builtins.c (expand_builtin_setjmp_receiver): Use
2239 targetm.calls.static_chain; only clobber registers.
2240 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2241 set up memory attributes properly for the trampoline block.
2242 (expand_builtin_adjust_trampoline): Use
2243 targetm.calls.trampoline_adjust_address.
2244 * calls.c (prepare_call_address): Add fndecl argument. Use
2245 targetm.calls.static_chain.
2246 * df-scan.c (df_need_static_chain_reg): Remove.
2247 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2248 consolodate static chain handling.
2249 * doc/tm.texi: Document new hooks.
2250 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2251 (init_emit_regs): Don't initialize them.
2252 * expr.h (prepare_call_address): Update decl.
2253 * final.c (profile_function): Use targetm.calls.static_chain.
2254 * function.c (expand_function_start): Likewise.
2255 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2256 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2257 only clobber registers.
2258 * targhooks.c (default_static_chain): New.
2259 (default_asm_trampoline_template, default_trampoline_init): New.
2260 (default_trampoline_adjust_address): New.
2261 * targhooks.h: Declare them.
2262 * varasm.c (assemble_trampoline_template): Use
2263 targetm.asm_out.trampoline_template. Make the memory block const
2266 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2267 alpha_initialize_trampoline. Make static. Merge VMS parameter
2268 differences into the TARGET_ABI_OPEN_VMS code block.
2269 (TARGET_TRAMPOLINE_INIT): New.
2270 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2271 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2272 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2273 (INITIALIZE_TRAMPOLINE): Remove.
2275 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2276 (TRAMPOLINE_TEMPLATE): Merge with ...
2277 (INITIALIZE_TRAMPOLINE): ... this and move ...
2278 * config/arc/arc.c (arc_trampoline_init): ... here.
2279 (TARGET_TRAMPOLINE_INIT): New.
2281 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2282 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2283 (arm_asm_trampoline_template): New.
2284 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2285 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2286 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2287 code to arm_asm_trampoline_template.
2288 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2289 arm_trampoline_adjust_address.
2290 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2291 adjust for target hook parameters.
2293 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2296 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2297 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2298 (bfin_trampoline_init): Rename from initialize_trampoline;
2299 make static; update for target hook parameters.
2300 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2301 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2302 bfin_asm_trampoline_template.
2303 (INITIALIZE_TRAMPOLINE): Remove.
2305 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2306 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2307 cris_trampoline_init): New.
2308 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2309 cris_asm_trampoline_template.
2310 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2311 adjust for target hook parameters.
2313 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2315 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2316 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2317 fr30_trampoline_init): New.
2318 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2319 fr30_asm_trampoline_template.
2320 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2321 adjust for target hook parameters.
2323 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2324 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2325 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2326 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2327 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2329 * config/h8300/h8300.c (h8300_trampoline_init): New.
2330 (TARGET_TRAMPOLINE_INIT): New.
2331 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2332 to h8300_trampoline_init and adjust for hook parameters.
2334 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2335 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2336 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2337 make static; adjust for hook parameters.
2338 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2340 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2341 (TARGET_TRAMPOLINE_INIT): New.
2342 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2343 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2344 iq2000_asm_trampoline_template.
2345 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2346 (TRAMPOLINE_CODE_SIZE): New.
2347 (TRAMPOLINE_SIZE): Use it.
2348 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2350 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2351 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2352 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2353 adjust for hook parameters.
2354 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2356 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2357 (m32r_trampoline_init): New.
2358 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2359 m32r_trampoline_init.
2361 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2362 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2363 make static; update for hook parameters.
2364 * config/m68hc11/m68hc11-protos.h: Update.
2365 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2367 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2368 (TARGET_TRAMPOLINE_INIT): New.
2369 (mcore_function_value): Fix typo.
2370 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2371 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2372 to mcore_asm_trampoline_template.
2373 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2375 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2376 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2377 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2378 update for hook parameters.
2379 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2381 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2382 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2383 mips_trampoline_init): New.
2384 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2385 mips_asm_trampoline_template.
2386 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2387 update for hook parameters.
2389 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2390 (TARGET_TRAMPOLINE_INIT): New.
2391 (mmix_trampoline_size): Remove.
2392 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2393 make static. Remove out-of-date tetra vs octa comment.
2394 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2395 make static; update for hook parameters.
2396 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2397 (INITIALIZE_TRAMPOLINE): Remove.
2398 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2399 (TRAMPOLINE_ALIGNMENT): New.
2400 * gcc/config/mmix/mmix-protos.h: Update.
2402 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2403 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2404 mn10300_trampoline_init): New.
2405 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2406 mn10300_asm_trampoline_template.
2407 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2409 * config/moxie/moxie.c (moxie_static_chain,
2410 moxie_asm_trampoline_template, moxie_trampoline_init,
2411 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2412 TARGET_TRAMPOLINE_INIT): New.
2413 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2414 moxie_trampoline_init.
2415 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2416 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2418 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2419 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2420 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2421 pa_trampoline_adjust_address): New.
2422 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2423 pa_asm_trampoline_template.
2424 (TRAMPOLINE_ALIGNMENT): New.
2425 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2426 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2427 adjust for hook parameters.
2428 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2430 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2431 (TARGET_TRAMPOLINE_INIT): New.
2432 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2433 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2435 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2437 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2438 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2439 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2440 make static; adjust parameters for the hook.
2441 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2443 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2444 s390_trampoline_template; make static.
2445 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2446 make static; adjust for target hook.
2447 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2448 * config/s390/s390-protos.h: Remove trampoline decls.
2449 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2450 (TRAMPOLINE_TEMPLATE): Remove.
2451 (TRAMPOLINE_ALIGNMENT): New.
2453 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2454 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2455 (TARGET_TRAMPOLINE_INIT): New.
2456 (score_asm_trampoline_template): New.
2457 (score_trampoline_init): Rename from score_initialize_trampoline;
2458 make static; adjust for hook parameters.
2459 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2460 score[37]_asm_trampoline_template.
2461 (INITIALIZE_TRAMPOLINE): Remove.
2462 * config/score/score3.c (score3_asm_trampoline_template): New.
2463 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2464 adjust for target hook.
2465 * config/score/score7.c (score7_asm_trampoline_template): New.
2466 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2467 adjust for target hook.
2468 * config/score/score3.h, config/score/score7.h: Update.
2470 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2471 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2472 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2473 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2474 make static; adjust for target hook parameters.
2475 (sh_trampoline_adjust_address): New.
2476 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2477 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2479 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2480 (sparc32_initialize_trampoline): Rename from
2481 sparc_initialize_trampoline; make static; replace tramp parameter
2482 with m_tramp and update memory accesses.
2483 (sparc64_initialize_trampoline): Similarly.
2484 (sparc_trampoline_init): New.
2485 * config/sparc/sparc-protos.h: Remove trampoline decls.
2486 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2487 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2489 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2490 (array_to_constant): Make ARR parameter const.
2491 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2492 make static; update for hook parameters.
2493 * config/spu/spu-protos.h: Update decls.
2494 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2496 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2497 from xstormy16_initialize_trampoline; make static; update for
2499 (TARGET_TRAMPOLINE_INIT): New.
2500 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2502 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2503 (TARGET_TRAMPOLINE_INIT): New.
2504 (v850_can_eliminate): Make static.
2505 (v850_asm_trampoline_template, v850_trampoline_init): New.
2506 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2507 v850_asm_trampoline_template.
2508 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2509 and adjust for target hook parameters.
2511 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2512 (TARGET_TRAMPOLINE_INIT): New.
2513 (vax_asm_trampoline_template, vax_trampoline_init): New.
2514 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2515 vax_asm_trampoline_template.
2516 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2518 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2519 (TARGET_TRAMPOLINE_INIT): New.
2520 (xtensa_asm_trampoline_template): Rename from
2521 xtensa_trampoline_template; make static.
2522 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2523 make static; update for hook parameters.
2524 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2525 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2526 (INITIALIZE_TRAMPOLINE): Remove.
2528 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2529 error for nested functions with regparm=3.
2530 (ix86_compute_frame_layout): Adjust frame pointer offset for
2531 ix86_static_chain_on_stack.
2532 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2533 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2534 don't reset to UNITS_PER_WORD.
2535 (ix86_emit_leave): Adjust ix86_cfa_state.
2536 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2537 (ix86_static_chain): New.
2538 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2539 make static; update for target hook parameters; use ix86_static_chain.
2540 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2541 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2542 (INITIALIZE_TRAMPOLINE): Remove.
2543 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2544 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2545 to the end. Add static_chain_on_stack.
2546 (ix86_static_chain_on_stack): New.
2548 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2549 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2550 (m68k_trampoline_init): New.
2551 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2552 m68k_trampoline_init and adjust for hook parameters.
2553 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2554 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2556 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2558 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2559 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2561 * reload1.c (reload): Call wrap_constant when substituting
2562 reg for equiv inside of DEBUG_INSNs.
2565 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2566 add_call_src_coords_attributes, add_high_low_attributes,
2567 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2568 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2569 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2570 when -gdwarf-2 -gstrict-dwarf.
2571 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2572 -gdwarf-[23] -gstrict-dwarf.
2573 (address_of_int_loc_descriptor, loc_descriptor,
2574 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2575 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2576 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2578 2009-09-22 Richard Guenther <rguenther@suse.de>
2580 PR tree-optimization/41428
2581 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2582 (ccp_finalize): Pass it to substitute_and_fold.
2584 2009-09-22 Richard Guenther <rguenther@suse.de>
2586 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2587 (substitute_and_fold): Adjust prototype.
2588 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2589 (simplify_stmt_using_ranges): Likewise.
2590 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2591 (vrp_fold_stmt): New function.
2592 (vrp_finalize): Pass it to substitute_and_fold.
2593 * tree-flow.h (vrp_evaluate_conditional): Remove.
2594 (simplify_stmt_using_ranges): Likewise.
2595 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2596 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2597 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2599 (fold_predicate_in): Move to tree-vrp.c.
2600 (substitute_and_fold): Use the callback instead of calling into
2601 tree-vrp.c functions directly.
2603 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2605 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2606 comparison warning on rs6000.
2609 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2610 GIMPLE_EH_MUST_NOT_THROW cleanup.
2611 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2613 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2616 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2617 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2618 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2619 libSystem which is derived from the gcc 4.2.1 unwinder.
2621 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2624 * varasm.c (default_encode_section_info): Copy TLS model into
2625 sym_ref flags regardless of backend support for TLS, for all
2626 model types except TLS_MODEL_EMULATED.
2628 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2631 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2632 we can handle it correctly.
2634 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2636 * doc/install.texi (os2): Remove section.
2638 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2640 * doc/standards.texi (Objective-C): Adjust two URLs.
2642 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2644 * tree-tailcall.c (process_assignment): Don't check if a
2645 multiplication or an addition are already present.
2646 (find_tail_calls): Combine multiple additions and multiplications.
2647 (adjust_accumulator_values): Emit accumulators.
2649 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2651 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2652 xmm register restore.
2654 2009-09-21 Jan Hubicka <jh@suse.cz>
2656 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2657 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2660 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2662 * stor-layout.c (layout_type): Remove obsolete code.
2664 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2667 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2669 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2672 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2673 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2674 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2675 * fold-const.c (const_binop): Likewise.
2676 * real.h (do_mpc_arg2): Update prototype.
2678 2009-09-20 Jan Hubicka <jh@suse.cz>
2680 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2681 (add_location_or_const_value_attribute): Rewrite using
2683 (tree_add_const_value_attribute): Return true if successful.
2684 (tree_add_const_value_attribute_for_decl): Likewise.
2686 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2687 (loc_descriptor): ... here;
2688 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2689 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2690 pool items that was not marked for output.
2691 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2692 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2693 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2694 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2695 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2696 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2697 DW_OP_stack_value to get address of items that are not available
2699 (dw_loc_list): Handle single element lists correctly.
2701 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2702 Pascal Obry <obry@adacore.com>
2704 * unwind-dw2-fde.c (classify_object_over_fdes):
2705 Cast the constant 1 to _Unwind_Ptr.
2706 (add_fdes): Likewise.
2707 (linear_search_fdes): Likewise.
2709 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2711 * stor-layout.c (set_sizetype): Avoid useless type copy.
2713 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2715 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2717 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2718 * configure, config.in: Regenerate.
2719 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2721 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2722 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2723 for global data if the output could be used in a shared library.
2724 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2725 to 0 if TARGET_WRITABLE_EH_FRAME.
2727 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2729 PR rtl-optimization/39886
2730 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2731 just when insn is equal to BB_END (bb).
2733 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2735 * config/mips/mips.opt (mrelax-pic-calls): New option.
2736 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2738 (mips_unspec_call): Change "unspec_call" expander into this.
2739 (mips_strip_unspec_call): New function.
2740 (mips_got_load): Call mips_unspec_call instead of
2741 gen_unspec_call<mode>.
2742 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2744 (mips_cfg_in_reorg): New function.
2745 (mips16_lay_out_constants): Use it to decide whether to call
2746 CFG-aware insn splitting.
2747 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2748 mips_reorg. Move DF set-up code from here ...
2749 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2751 (mips_reorg): Call mips_df_reorg instead of
2752 r10k_insert_cache_barriers. Move CFG set-up code here from
2753 r10k_insert_cache_barriers.
2754 (mips_call_expr_from_insn): New function.
2755 (mips_pic_call_symbol_from_set): Likewise.
2756 (mips_find_pic_call_symbol): Likewise.
2757 (mips_annotate_pic_call_expr): Likewise.
2758 (mips_get_pic_call_symbol): Likewise.
2759 (mips_annotate_pic_calls): Likewise.
2760 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2762 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2763 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2764 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2766 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2767 (unspec_call<mode>): Remove it.
2768 (sibcall_internal, sibcall_value_internal,
2769 sibcall_value_multiple_internal, call_internal, call_split,
2770 call_value_internal, call_value_split,
2771 call_value_multiple_internal, call_value_multiple_split): Pass
2772 SIZE_OPNO to MIPS_CALL.
2773 (call_internal_direct, call_direct_split,
2774 call_value_internal_direct, call_value_direct_split): Pass -1 as
2775 SIZE_OPNO to MIPS_CALL.
2776 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2777 * configure: Regenerate.
2778 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2779 and -mno-relax-pic-calls.
2780 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2782 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2785 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2786 in the directory this rule is called from, rather than the
2787 toplevel 'gcc' directory, to fix in-tree build.
2789 2009-09-19 Chris Demetriou <cgd@google.com>
2791 PR preprocessor/28435:
2792 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2793 to cpplib that the preprocessor output is needed.
2795 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2797 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2798 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2799 *return_and_restore_fpregs_<mode>,
2800 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2803 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2804 instead of assuming it has always a REG inside of it.
2806 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2808 * config/freebsd.h: Update comment on types.
2809 (WINT_TYPE): Define.
2811 2009-09-18 Jason Merrill <jason@redhat.com>
2813 * c.opt: Add -fno-deduce-init-list.
2815 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2817 * value-prof.c (interesting_stringop_to_profile_p): Added output
2818 argument to indicate which parameter is the size parameter.
2819 * value-prof.c (gimple_stringop_fixed_value): Use
2820 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2821 * value-prof.c (gimple_stringops_transform): Update call sites to
2822 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2824 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2827 From David Binderman <dcb314@hotmail.com>:
2828 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2829 local variable f. Remove stale comments.
2830 (ix86_compute_frame_layout): Remove useless local variable total_size.
2831 Remove #if 0'd code.
2832 (legitimate_address_p): Remove useless local variables
2833 reason_rtx and reason.
2834 (ix86_split_copysign_const): Remove useless local variable op1.
2835 (scale_counter): Remove useless local variable piece_size_mask.
2837 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2839 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2842 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2845 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2847 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2849 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2852 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2854 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2855 DW_OP_implicit_value even without dwarf_version 4.
2857 2009-09-17 Jan Hubicka <jh@suse.cz>
2859 * dwarf2out.c: Include tree-pass.h and gimple.h.
2860 (loc_list_plus_const): New function.
2861 (loc_descriptor_from_tree_1): Rename to ...
2862 (loc_descriptor_from_tree): ... remove original.
2863 (loc_list_from_tree): New function.
2864 (add_AT_location_description): Accept location list.
2865 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2866 (concatn_mem_loc_descriptor): Remove.
2867 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2869 (secname_for_decl): Move up.
2870 (hidden_reference_p): New function; break out from ...
2871 (loc_by_refernece): ... here; move up.
2872 (dw_loc_list): New function.
2873 (single_element_loc_list): New function.
2874 (single_element_loc_list_p): New function.
2875 (add_loc_descr_to_each): New function.
2876 (add_loc_list): New function.
2877 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2878 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2879 add diagnostics why expansion failed.
2880 (add_location_or_const_value_attribute): Support location lists.
2881 (add_bound_info): Likewise.
2882 (descr_info_loc): Update call of loc_descriptor_from_tree.
2883 (gen_variable_die): Work on location lists.
2884 * final.c (pass_final): Add dump file.
2885 * Makefile.in (dwarf2out.o): Add new dependencies.
2887 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2890 * real.c decimal_from_integer, decimal_integer_string): New.
2891 (real_from_integer): Use them as special case for decimal float.
2892 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2893 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2894 Do not append zero after the decimal point in string to convert.
2896 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2898 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2899 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2901 2009-09-17 Martin Jambor <mjambor@suse.cz>
2903 * common.opt (fipa-sra): New switch.
2904 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2905 * timevar.def (TV_IPA_SRA): New timevar.
2906 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2907 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2908 * tree-sra.c: Include cgraph.c.
2909 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2910 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2911 and grp_not_necessarilly_dereferenced.
2912 (func_param_count): New variable.
2913 (encountered_apply_args): New variable.
2914 (bb_dereferences): New variable.
2915 (final_bbs): New variable.
2916 (no_accesses_representant): New variable.
2917 (no_accesses_p): New function.
2918 (dump_access): Dump the new fields.
2919 (sra_initialize): Set encountered_apply_args to false.
2920 (get_ssa_base_param): New function.
2921 (mark_parm_dereference): New function.
2922 (create_access): Caring for INIDRECT_REFs and different handling of
2923 varialble length accesses in early IPA SRA. Store the stmt - a new
2924 parameter - to the new access.
2925 (build_access_from_expr_1): New parameter stmt, passed to
2926 create_access. Handle INDIRECT_REFs.
2927 (build_access_from_expr): Pass the current statement to
2928 build_access_from_expr_1.
2929 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2931 (build_accesses_from_assign): Pass the current statement to
2932 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2933 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2934 final_bbs when necessary. Check for calls to __builtin_apply_args.
2935 Fixup EH info if anythng was changed.
2936 (is_unused_scalar_param): New function.
2937 (ptr_parm_has_direct_uses): New function.
2938 (find_param_candidates): New function.
2939 (mark_maybe_modified): New function.
2940 (analyze_modified_params): New function.
2941 (propagate_dereference_distances): New function.
2942 (dump_dereferences_table): New function.
2943 (analyze_caller_dereference_legality): New function.
2944 (unmodified_by_ref_scalar_representative): New function.
2945 (splice_param_accesses): New function.
2946 (decide_one_param_reduction): New function.
2947 (enum ipa_splicing_result): New type.
2948 (splice_all_param_accesses): New function.
2949 (get_param_index): New function.
2950 (turn_representatives_into_adjustments): New function.
2951 (analyze_all_param_acesses): New function.
2952 (get_replaced_param_substitute): New function.
2953 (get_adjustment_for_base): New function.
2954 (replace_removed_params_ssa_names): New function.
2955 (sra_ipa_reset_debug_stmts): New function.
2956 (sra_ipa_modify_expr): New function.
2957 (sra_ipa_modify_assign): New function.
2958 (convert_callers): New function.
2959 (modify_function): New function.
2960 (ipa_sra_preliminary_function_checks): New function.
2961 (ipa_early_sra): New function.
2962 (ipa_early_sra_gate): New function.
2963 (pass_early_ipa_sra): New variable.
2964 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2966 2009-09-17 Michael Matz <matz@suse.de>
2969 * tree.c (build_type_attribute_qual_variant): Export.
2970 * tree.h (build_type_attribute_qual_variant): Declare.
2971 * tree-inline.c (remap_type_1): Use it to build variants with
2972 the original qualifiers and attributes.
2974 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2976 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2977 without a fallthrough edge.
2979 2009-09-16 DJ Delorie <dj@redhat.com>
2981 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2982 chip and ignore the "fast_interrupt" attribute if so.
2984 2009-09-16 Richard Henderson <rth@redhat.com>
2987 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2990 2009-09-16 Richard Henderson <rth@redhat.com>
2993 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2994 is set only if DECL_NO_STATIC_CHAIN is unset.
2995 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2996 (FOR_EACH_NEST_INFO): New.
2997 (walk_all_functions): Use it.
2998 (finalize_nesting_tree): Likewise.
2999 (unnest_nesting_tree): Likewise.
3000 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3001 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3002 (convert_gimple_call): Early out if gimple_call_chain already set.
3003 (convert_all_function_calls): Iterate until no new functions
3004 require a static chain.
3005 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3006 when building a trampoline. Use dump_function_to_file instead
3008 (lower_nested_functions): Open dump_file. Validate that decls
3009 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3010 bit reset by this pass.
3012 2009-09-16 Michael Matz <matz@suse.de>
3015 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3016 shorten decl_common_unused.
3017 (DECL_RESTRICTED_P): New accessor.
3018 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3019 to disambiguate marked decls and restrict pointers.
3021 2009-09-16 Richard Henderson <rth@redhat.com>
3024 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3026 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3028 * integrate.c (set_block_abstract_flags): Call
3029 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3031 2009-09-16 Richard Guenther <rguenther@suse.de>
3034 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3037 2009-09-16 DJ Delorie <dj@redhat.com>
3038 Kaz Kojima <kkojima@gcc.gnu.org>
3040 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3041 (sh_expand_prologue): Update calls to output_stack_adjust.
3042 (sh_expand_epilogue): Likewise.
3044 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3047 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3048 trying to limit the extent of searches in the insn stream.
3050 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3051 Jakub Jelinek <jakub@redhat.com>
3055 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3057 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3058 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3059 (rs6000_savres_strategy): Always save FP registers inline if the
3060 target doesn't support hardware double-precision. Set the above
3061 bits in return value when needed.
3062 (rs6000_savres_routine_sym): Fix computation for cache selector.
3063 Mark the generated symbol as a function. Rename exitp argument to
3064 lr. Move code for determining the name of the symbol...
3065 (rs6000_savres_routine_name): ...here. New function. Add cases for
3066 getting the names right on AIX and 64-bit Linux.
3067 (savres_routine_name): New variable.
3068 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3069 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3070 on what the target routine uses as a base register. If savep && lr
3071 describe saving of r0 into memory slot.
3072 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3073 line calls for AIX ABI.
3074 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3075 determine FP save/restore functions.
3076 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3077 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3079 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3080 Duplicate restoration of LR and execute the appropriate one
3081 depending on whether GPRs are being restored inline. Set r11 from
3082 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3083 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3084 Fix out of line calls for AIX ABI.
3085 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3087 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3089 (*restore_gpregs_spe): Likewise.
3090 (*return_and_restore_gpregs_spe): Likewise.
3091 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3092 Define to empty string unconditionally.
3093 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3094 Define to empty string unconditionally.
3095 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3098 2009-09-15 Jan Hubicka <jh@suse.cz>
3100 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3101 * params.def (inline-insns-auto): Likewise.
3103 2009-09-15 Martin Jambor <mjambor@suse.cz>
3105 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3106 individual statements only at TDF_DETAILS dump level. Format
3107 source for 80 characters per line.
3109 2009-09-15 Christian Bruel <christian.bruel@st.com>
3111 * regrename.c (do_replace): Update REG_DEAD notes.
3113 2009-09-15 Revital Eres <eres@il.ibm.com>
3115 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3116 * targhooks.c (default_builtin_support_vector_misalignment):
3117 New builtin function.
3118 * targhooks.h (default_builtin_support_vector_misalignment):
3120 * target.h (builtin_support_vector_misalignment):
3121 New field in struct gcc_target.
3122 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3123 new builtin function.
3124 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3126 * config/rs6000/rs6000.c
3127 (rs6000_builtin_support_vector_misalignment): New function.
3128 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3130 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3132 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3134 (bfin_optimize_loop): Likewise.
3135 (bfin_gen_bundles): Likewise.
3136 (workaround_speculation): Likewise.
3137 (find_load): Return NULL_RTX for debug_insn.
3139 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3141 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3144 2009-09-14 DJ Delorie <dj@redhat.com>
3146 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3147 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3150 2009-09-14 Richard Henderson <rth@redhat.com>
3151 Jakub Jelinek <jakub@redhat.com>
3153 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3154 * cfgbuild.c (make_edges): Handle asm goto.
3155 * cfglayout.c (fixup_reorder_chain): Likewise.
3156 * cfgrtl.c (patch_jump_insn): Likewise.
3157 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3158 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3159 (gimple_build_asm_vec): Add and use labels parameter.
3160 (gimple_build_asm): Remove.
3161 (walk_gimple_asm): Walk labels too.
3162 * gimple.def (GIMPLE_ASM): Update docs.
3163 * gimple.h: Update decls.
3164 (struct gimple_statement_asm): Change nc to use unsigned char;
3166 (gimple_asm_nlabels): New.
3167 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3168 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3169 into gimple_build_asm_vec.
3170 * jump.c (mark_jump_label_asm): New.
3171 (mark_jump_label): Use it.
3172 (redirect_jump_1): Handle asm goto.
3173 (invert_jump_1): Soft fail if X is null.
3174 * recog.c (extract_asm_operands): New.
3175 (asm_noperands): Use it; handle asm labels.
3176 (decode_asm_operands): Use extract_asm_operands.
3177 (asm_operand_ok): Properly handle empty string.
3178 * reg-stack.c (get_asm_operands_in_out): Rename from
3179 get_asm_operand_n_inputs; use extract_asm_operands; return both
3180 inputs and outputs by reference; update all callers.
3181 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3182 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3183 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3184 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3185 (extract_asm_operands): Declare.
3186 * stmt.c (expand_asm_operands): Add and use labels parameter.
3187 (check_unique_operand_names): Likewise.
3188 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3189 (expand_asm_stmt): Handle asm labels.
3190 * tree-cfg.c (make_gimple_asm_edges): New.
3191 (make_edges): Use it.
3192 (cleanup_dead_labels): Handle asm labels.
3193 (is_ctrl_altering_stmt): Likewise.
3194 (gimple_redirect_edge_and_branch): Likewise.
3195 * tree.def (ASM_EXPR): Add 5th operand.
3196 * tree.h (ASM_LABELS): New.
3197 (resolve_asm_operand_names): Update decl.
3199 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3200 (c_parser_asm_goto_operands): New.
3201 * c-tree.h (build_asm_expr): Update decl.
3202 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3203 * doc/extend.texi: Document asm goto.
3205 2009-09-14 Richard Henderson <rth@redhat.com>
3207 * except.h: Update declarations.
3208 (struct pointer_map_t): Forward declare.
3209 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3210 (struct eh_landing_pad_d, eh_landing_pad): New.
3211 (struct eh_catch_d, eh_catch): New.
3212 (struct eh_region_d): Remove next_region_sharing_label, aka,
3213 label, tree_label, landing_pad, post_landing_pad, resume,
3214 may_contain_throw. Rename region_number to index. Remove
3215 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3216 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3217 (VEC(eh_landing_pad,gc)): New.
3218 (struct eh_status): Remove last_region_number. Add lp_array,
3219 throw_stmt_table, ttype_data, ehspec_data.
3220 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3221 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3222 * except.c (lang_protect_cleanup_actions): Return tree.
3223 (struct ehl_map_entry): Remove.
3224 (init_eh_for_function): Push zero entries for region and lp_array.
3225 (gen_eh_region): Add to region_array immediately.
3226 (gen_eh_region_catch): Operate on eh_catch objects.
3227 (gen_eh_landing_pad): New.
3228 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3229 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3230 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3231 (get_eh_landing_pad_from_number_fn): New.
3232 (get_eh_landing_pad_from_number): New.
3233 (get_eh_region_from_lp_number_fn): New.
3234 (get_eh_region_from_lp_number): New.
3235 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3236 (get_exception_pointer, get_exception_filter): Remove.
3237 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3238 (current_function_has_exception_handlers): Simplify.
3239 (bring_to_root, eh_region_replaceable_by_p): Remove.
3240 (replace_region, hash_type_list, hash_eh_region): Remove.
3241 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3242 (label_to_region_map, num_eh_regions): Remove.
3243 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3244 (find_exception_handler_labels): Remove.
3245 (duplicate_eh_regions_0, find_prev_try): Remove.
3246 (struct duplicate_eh_regions_data): New.
3247 (duplicate_eh_regions_1): Rewrite.
3248 (duplicate_eh_regions): Return a pointer map instead of an
3250 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3251 (redirect_eh_edge_to_label): Remove.
3252 (eh_region_outermost): Rewrite using eh_region pointers
3253 instead of integers.
3254 (add_ttypes_entry): Update for ttype_data move to eh_status.
3255 (add_ehspec_entry): Rewrite with VEC instead of varray.
3256 (assign_filter_values): Likewise. Export.
3257 (build_post_landing_pads, connect_post_landing_pads): Remove.
3258 (dw2_build_landing_pads): Rewrite to use lp_array.
3259 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3260 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3261 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3262 (sjlj_mark_call_sites): Update for landing pad numbers.
3263 (finish_eh_generation): Rewrite.
3264 (gate_handle_eh): Do nothing for no eh tree.
3265 (pass_rtl_eh): Move up near finish_eh_generation.
3266 (remove_eh_landing_pad): New.
3267 (remove_eh_handler): Export.
3268 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3269 (for_each_eh_label): Rewrite to use lp_array.
3270 (make_reg_eh_region_note): New.
3271 (make_reg_eh_region_note_nothrow_nononlocal): New.
3272 (insn_could_throw_p): New.
3273 (copy_reg_eh_region_note_forward): New.
3274 (copy_reg_eh_region_note_backward): New.
3275 (check_handled, add_reachable_handler): Remove.
3276 (reachable_next_level, foreach_reachable_handler): Remove.
3277 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3278 (get_eh_region_and_lp_from_rtx): New.
3279 (get_eh_region_from_rtx): New.
3280 (can_throw_internal_1, can_throw_external_1): Remove.
3281 (can_throw_internal): Use get_eh_region_from_rtx.
3282 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3283 (insn_nothrow_p, can_nonlocal_goto): New.
3284 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3285 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3286 (add_action_record): Use VEC not varray.
3287 (collect_one_action_chain): Update for eh_region changes.
3288 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3289 Use get_eh_region_and_lp_from_rtx.
3290 (gate_convert_to_eh_region_ranges): New.
3291 (pass_convert_to_eh_region_ranges): Use it.
3292 (push_uleb128, push_sleb128): Use VEC not varray.
3293 (output_one_function_exception_table): Likewise.
3294 (dump_eh_tree): Update for eh_region changes.
3295 (verify_eh_tree): Likewise.
3296 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3297 * tree-eh.c: Include target.h.
3298 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3299 Don't disallow GIMPLE_RESX; adjust argument check.
3300 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3301 (record_stmt_eh_region): Update for landing pad numbers;
3302 generate a landing pad if necessary.
3303 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3304 (remove_stmt_from_eh_lp_fn): Similarly.
3305 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3306 Update for lp numbers; don't special case missing throw_stmt_table.
3307 (lookup_expr_eh_lp): Similarly.
3308 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3309 (eh_seq, eh_region_may_contain_throw): New.
3310 (struct leh_state): Add ehp_region.
3311 (struct leh_tf_state): Remove eh_label.
3312 (emit_post_landing_pad): New.
3313 (emit_resx, emit_eh_dispatch): New.
3314 (note_eh_region_may_contain_throw): New.
3315 (frob_into_branch_around): Take eh_region not eh label;
3316 emit eh code into eh_seq.
3317 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3318 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3319 lower_eh_must_not_throw. Emit code to eh_seq.
3320 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3321 (lower_try_finally_onedest): Likewise.
3322 (lower_try_finally_copy): Likewise.
3323 (lower_try_finally_switch): Likewise.
3324 (lower_try_finally): Initialize ehp_region.
3325 (lower_catch): Update for eh_catch objects.
3326 (lower_eh_filter): Don't handle must_not_throw.
3327 (lower_eh_must_not_throw): New.
3328 (lower_cleanup): Don't set eh_label.
3329 (lower_eh_constructs_2): Resolve eh builtins.
3330 Handle GIMPLE_EH_MUST_NOT_THROW.
3331 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3332 Add eh_seq to the end of the function body.
3333 (make_eh_dispatch_edges): New.
3334 (make_eh_edge): Remove.
3335 (make_eh_edges): Simplify for landing pads.
3336 (redirect_eh_edge_1): New.
3337 (redirect_eh_edge): Use it.
3338 (redirect_eh_dispatch_edge): New.
3339 (stmt_could_throw_p): Use a switch. Allow RESX.
3340 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3341 (stmt_can_throw_internal): Likewise.
3342 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3343 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3344 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3345 (gate_refactor_eh): New.
3346 (pass_refactor_eh): Use it.
3347 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3348 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3349 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3350 (remove_unreachable_handlers): Rename from
3351 tree_remove_unreachable_handlers; rewrite for landing pads;
3352 call remove_eh_handler directly.
3353 (remove_unreachable_handlers_no_lp): New.
3354 (unsplit_eh, unsplit_all_eh): New.
3355 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3356 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3357 (cleanup_empty_eh_unsplit): New.
3358 (cleanup_empty_eh): Rewrite.
3359 (cleanup_all_empty_eh): New.
3360 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3361 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3362 (gate_cleanup_eh): New.
3363 (pass_cleanup_eh): Use it.
3364 (verify_eh_edges): Move later in file. Expect one EH edge.
3365 (verify_eh_dispatch_edge): New.
3367 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3368 (gtype-desc.o): Add TARGET_H.
3369 (tree.o): Use EXCEPT_H, not except.h.
3370 (cfgbuild.o): Add EXPR_H.
3371 (GTFILES): Add vecprim.h.
3372 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3373 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3374 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3375 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3376 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3377 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3378 calls to can_throw_internal.
3379 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3380 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3381 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3382 (expand_gimple_stmt): Use make_reg_eh_region_note.
3383 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3384 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3385 or find_exception_handler_labels.
3386 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3387 there is exacly one EH edge. Use can_nonlocal_goto and
3389 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3390 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3391 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3392 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3393 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3394 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3395 * dse.c (scan_insn): Use insn_could_throw_p.
3396 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3397 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3398 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3399 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3400 EXC_PTR_EXPR or FILTER_EXPR.
3401 (tree_expr_nonzero_warnv_p): Likewise.
3402 * function.h: Include vecprim.h, not varray.h
3403 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3404 move ttype_data and ehspec_data members to struct eh_status; change
3405 action_record_data member to a VEC.
3406 * gcse.c (hash_scan_set): Use can_throw_internal.
3407 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3408 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3409 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3410 (block_may_fallthru): Don't handle RESX_EXPR.
3411 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3412 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3413 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3414 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3415 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3416 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3417 (gimple_size): Likewise.
3418 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3419 (gimple_build_resx): Use gimple_build_with_ops.
3420 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3421 (is_gimple_val): Likewise.
3422 (is_gimple_stmt): Remove RESX_EXPR.
3423 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3424 (GIMPLE_RESX): Reorder with other EH constructs.
3425 * gimple.h (struct gimple_statement_eh_mnt): New.
3426 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3427 (gimple_eh_filter_must_not_throw): Remove.
3428 (gimple_eh_filter_set_must_not_throw): Remove.
3429 (gimple_eh_must_not_throw_fndecl): New.
3430 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3431 (is_gimple_resx): New.
3432 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3433 Don't copy EH_FILTER_MUST_NOT_THROW.
3434 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3435 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3436 handle must_not_throw_labels specially.
3437 * ipa-pure-const.c (check_call): Update debug statement for LP.
3438 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3439 * ipa-utils.c (get_base_var): Likewise.
3440 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3441 * lower-subreg.c (move_eh_region_note): Remove.
3442 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3443 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3444 (create_task_copyfn): Likewise.
3445 (maybe_catch_exception): Use gimple_build_eh_filter.
3446 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3447 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3448 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3449 and pass_lower_resx.
3450 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3451 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3452 can_throw_internal, can_nonlocal_goto.
3453 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3454 copy_reg_eh_region_note_forward.
3455 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3456 (emit_output_reload_insns): Likewise.
3457 (copy_eh_notes): Remove.
3458 * rtl.def (RESX): Remove.
3459 * rtl.h: Update declarations.
3460 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3461 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3462 (update_eh_label): Remove.
3463 (cleanup_dead_labels_eh): New.
3464 (cleanup_deal_labels): Use it instead of update_eh_label.
3465 (gimple_merge_blocks): Update landing pad data structure when
3466 removing a landing pad label.
3467 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3468 test; handle GIMPLE_EH_MUST_NOT_THROW.
3469 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3470 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3471 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3472 (verify_stmt): Likewise. Verify landing pads.
3473 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3474 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3475 (struct move_stmt_d): Add eh_map.
3476 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3477 (move_stmt_r): Remap eh region numbers in builtin calls,
3478 resx and eh_dispatch.
3479 (move_block_to_fn): Remove eh_offset parameter. Use
3480 maybe_duplicate_eh_stmt_fn.
3481 (find_outermost_region_in_block): Operate on eh_region pointers
3482 instead of region numbers.
3483 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3484 duplicate_eh_regions.
3485 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3486 test earlier. Disallow EH landing pads.
3487 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3488 * tree-flow.h: Update declarations.
3489 (struct tree_ann_common_d): Replace rn with lp_nr.
3490 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3491 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3492 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3493 resx and eh_dispatch.
3494 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3495 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3496 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3497 from duplicate_eh_regions.
3498 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3499 update RESX; handle EH_DISPATCH.
3500 (expand_call_inline): Set eh_lp_nr, not eh_region.
3501 (maybe_inline_call_in_expr): Likewise.
3502 * tree-inline.h (struct copy_body_data): Replace eh_region with
3503 eh_lp_nr, eh_region_offset with eh_map.
3504 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3505 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3506 * tree-pretty-print.c (dump_generic_node): Don't handle
3507 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3508 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3509 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3510 EXC_PTR_EXPR, FILTER_EXPR.
3511 * tree-ssa-operands.c (get_expr_operands): Likewise.
3512 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3513 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3514 (ao_ref_init_from_vn_reference): Likewise.
3515 * tree-ssa-sink.c (statement_sink_location): Likewise.
3516 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3517 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3518 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3519 EXC_PTR_EXPR, FILTER_EXPR.
3520 (is_exception_related): Remove.
3521 (compute_avail): Don't call it.
3522 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3523 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3524 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3525 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3527 (build_resx): Remove.
3528 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3529 * tree.h: Update declarations.
3530 (EH_FILTER_MUST_NOT_THROW): Remove.
3531 (struct tree_label_decl): Add eh_landing_pad_nr.
3532 (EH_LANDING_PAD_NR): New.
3533 * value-prof.c (gimple_ic): Tidy variable names. Update for
3534 landing pad numbers.
3535 (gimple_stringop_fixed_value): Tidy variable names. Assert
3536 that neither call stmt can throw.
3537 * vecprim.h (uchar): New.
3538 (VEC(uchar,heap), VEC(uchar,gc)): New.
3540 * c-common.c (c_define_builtins): Update call to
3541 build_common_builtin_nodes.
3542 * c-parser.c (c_parse_file): Don't call
3543 default_init_unwind_resume_libfunc.
3545 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3547 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3548 (mips_cprestore_address_p): Likewise.
3549 (mips_save_gp_to_cprestore_slot): Likewise.
3550 (mips_restore_gp): Rename to...
3551 (mips_restore_gp_from_cprestore_slot): ...this.
3552 (mips_must_initialize_gp_p): Declare.
3553 (mips_emit_save_slot_move): Likewise.
3554 (mips_output_load_label): Return nothing.
3555 (mips_eh_uses): Declare.
3556 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3557 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3558 (TARGET_ABSOLUTE_JUMPS): Likewise.
3559 (EH_USES): Likewise.
3560 (FIRST_PSEUDO_REGISTER): Update comment.
3561 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3562 (MIPS_CALL): ...here.
3563 (REGISTER_NAMES): Add $cprestore.
3564 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3565 Add load_label_length, has_inflexible_gp_insn_p,
3566 has_flexible_gp_insn_p, must_initialize_gp_p and
3567 must_restore_gp_when_clobbered_p.
3568 (mips_expand_call): Don't generate split instructions here.
3569 (mips_split_call): Update the call to mips_restore_gp after
3570 the above name change.
3571 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3572 (mips_find_gp_ref): New function.
3573 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3574 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3575 (mips_insn_has_flexible_gp_ref_p): Likewise.
3576 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3577 (mips_function_has_gp_insn): Delete.
3578 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3579 Use the new functions above. Only return INVALID_REGNUM
3580 for TARGET_ABSOLUTE_JUMPS.
3581 (mips_must_initialize_gp_p): New function.
3582 (mips_get_cprestore_base_and_offset): New function, extracted from...
3583 (mips_cprestore_slot): ...here. Take a bool parameter.
3584 (mips_cfun_has_cprestore_slot_p): New function.
3585 (mips_cprestore_address_p): Likewise.
3586 (mips_save_gp_to_cprestore_slot): Likewise.
3587 (mips_restore_gp): Rename to...
3588 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3589 epilogue_completed. Update the call to mips_cprestore_slot.
3590 Test cfun->machine->must_restore_gp_when_clobbered_p.
3591 (mips_direct_save_slot_move_p): New function.
3592 (mips_emit_save_slot_move): Likewise.
3593 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3594 of cfun->machine->global_pointer.
3595 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3596 (mips_save_reg): Use mips_emit_save_slot_move.
3597 (mips_expand_prologue): Set must_initialize_gp_p.
3598 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3599 for all cprestore saves. Emit a use_cprestore instruction after
3600 setting up the cprestore slot.
3601 (mips_restore_reg): Use mips_emit_save_slot_move.
3602 (mips_process_load_label): New function.
3603 (mips_load_label_length): Likewise.
3604 (mips_output_load_label): Don't return asm: output it here instead.
3605 Use mips_process_load_label.
3606 (mips_adjust_insn_length): Adjust the length of branch instructions
3607 that have length MAX_PIC_BRANCH_LENGTH.
3608 (mips_output_conditional_branch): Update the call to
3609 mips_output_load_label. Assume the branch target is OPERANDS[0]
3610 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3611 (mips_output_order_conditional_branch): Swap the meaning of
3612 OPERANDS[0] and OPERANDS[1].
3613 (mips_variable_issue): Don't count ghost instructions.
3614 (mips_expand_ghost_gp_insns): New function.
3615 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3616 (mips_output_mi_thunk): Set must_initialize_gp_p.
3617 (mips_eh_uses): New function.
3618 * config/mips/predicates.md (cprestore_save_slot_operand)
3619 (cprestore_load_slot_operand): New predicates.
3620 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3621 (UNSPEC_MOVE_GP): Likewise.
3622 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3623 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3624 (CPRESTORE_SLOT_REGNUM): New register.
3625 (MAX_PIC_BRANCH_LENGTH): New constant.
3626 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3627 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3628 branches. Fix commentary.
3629 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3630 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3631 Change type to "ghost".
3632 (loadgp_absolute_<mode>): Likewise.
3633 (loadgp_rtp_<mode>): Likewise.
3634 (copygp_mips16): Likewise.
3635 (loadgp_blockage): Remove redundant mode attribute.
3636 (potential_cprestore): New instruction.
3637 (cprestore): Turn into an unspec set.
3638 (use_cprestore): New instruction.
3639 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3640 (*branch_fp_inverted): Likewise.
3641 (*branch_order<mode>): Likewise.
3642 (*branch_order<mode>_inverted): Likewise.
3643 (*branch_equality<mode>): Likewise.
3644 (*branch_equality<mode>_inverted): Likewise.
3645 (*branch_bit<bbv><mode>): Likewise.
3646 (*branch_bit<bbv><mode>_inverted): Likewise.
3647 (*branch_equality<mode>_mips16): Remove redundant mode.
3648 (jump): Turn into a define_expand.
3649 (*jump_absolute): New instruction.
3650 (*jump_pic): Likewise.
3651 (*jump_mips16): Rename previously-unnamed pattern. Remove
3652 redundant mode attribute.
3653 (restore_gp): Split on epilogue_completed rather than
3654 reload_completed. Change type to "ghost".
3655 (move_gp<mode>): New instruction.
3656 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3657 Remove redundant mode attribute.
3658 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3659 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3660 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3662 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3665 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3666 are returned in the same register (vs34 or v2) that Altivec vector
3667 types are returned in.
3668 (rs6000_libcall_value): Ditto.
3671 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3672 instead of explicit addsi3/adddi3 calls.
3673 (rs6000_split_multireg_move): Ditto.
3674 (rs6000_emit_allocate_stack): Ditto.
3675 (rs6000_emit_prologue): Ditto.
3676 (rs6000_output_mi_thunk): Ditto.
3678 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3679 size is 64 bits if we can use 64-bit registers.
3681 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3683 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3686 From Jie Zhang <jie.zhang@analog.com>:
3687 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3688 save FP and RETS with saveall attribute.
3689 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3690 with saveall attribute.
3692 * config/bfin/bfin.c (bfin_expand_builtin,
3693 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3696 From Jie Zhang <jie.zhang@analog.com>:
3697 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3698 before use in two places.
3699 * config/bfin/bfin.md (AREG): Define mode iterator.
3700 (reload_in, reload_out): Use mode iterator AREG.
3702 2009-09-14 Richard Guenther <rguenther@suse.de>
3705 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3706 EH personality path.
3708 2009-09-13 Richard Guenther <rguenther@suse.de>
3709 Rafael Avila de Espindola <espindola@google.com>
3711 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3712 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3713 (LANG_HOOKS_INITIALIZER): Adjust.
3714 (lhd_pass_through_t): Declare.
3715 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3717 * langhooks.c (lhd_pass_through_t): New function.
3718 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3719 dwarf2out_begin_prologue): Use personality from current_function_decl.
3720 * expr.h (get_personality_function): Declare.
3721 * expr.c (get_personality_function): New function.
3722 (build_personality_function): Likewise.
3723 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3724 (eh_personality_libfunc): Remove.
3725 * optabs.c (build_libfunc_function): New function split out from ...
3726 (init_one_libfunc): ... here.
3727 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3728 (tree_function_decl): Add personality.
3729 (lhd_gcc_personality): Declare.
3730 (build_personality_function): Likewise.
3731 * tree.c (gcc_eh_personality_decl): New.
3732 (lhd_gcc_personality): New function.
3733 * except.h (lang_eh_runtime_type): Remove.
3734 (enum eh_personality_kind): New.
3735 (build_personality_function): Declare.
3736 (function_needs_eh_personality): Declare.
3737 * except.c (lang_eh_runtime_type): Remove.
3738 (function_needs_eh_personality): New function.
3739 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3740 (sjlj_emit_function_enter, output_function_exception_table):
3741 Use personality from current_function_decl.
3742 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3743 * tree-inline.c (tree_can_inline_p): Do not inline across different
3745 (expand_call_inline): Likewise. Adjust the callers EH personality.
3746 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3747 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3748 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3749 (c-parser.o): Likewise
3750 * c-tree.h (c_eh_initialized_p): Remove.
3751 (c_maybe_initialize_eh): Likewise.
3752 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3753 (finish_decl): Don't call c_maybe_initialize_eh.
3754 (c_eh_initialized_p): Remove.
3755 (c_maybe_initialize_eh): Likewise.
3756 * c-parser.c (c_parser_omp_construct): Likewise.
3757 (c_parse_file): Initialize exception handling.
3759 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3761 * config.gcc (tm_file): Remove i386/biarch32.h
3762 for i?86-w64-mingw* case.
3763 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3765 * config.host: Set for x64 mingw the option
3766 use_long_long_for_widest_fast_int to yes.
3768 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3770 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3771 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3772 (dbxout_begin_function): Likewise.
3773 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3774 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3775 set on the function.
3776 (final_end_function): Likewise.
3777 (final_scan_insn): Likewise.
3778 (rest_of_handle_final): Likewise.
3779 * varasm.c (assemble_start_function): Likewise.
3780 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3782 2009-09-12 Jason Merrill <jason@redhat.com>
3784 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3785 * opts.c (common_handle_option): constify.
3787 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3789 * doc/install.texi (avr): Remove obsolete reference site.
3791 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3793 * doc/install.texi (Binaries): Adjust AIX link.
3795 2009-09-12 Akim Demaille <demaille@gostai.com>
3797 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3798 Use an imperative sentence.
3800 2009-09-11 Richard Henderson <rth@redhat.com>
3802 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3803 structure-name and has-tree-operands arguments; update all entries.
3804 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3806 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3807 (gsstruct_code_size): New.
3808 (gss_for_code_): New.
3809 (gss_for_code): Remove.
3810 (gimple_size): Rewrite using gsstruct_code_size.
3811 (gimple_statement_structure): Move to gimple.h.
3812 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3813 (gss_for_code, gimple_statement_structure): New.
3814 (gimple_ops): Use new arrays; tidy.
3816 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3818 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3819 operand to be a PLUS expression.
3820 * config/pa/pa.c (pa_secondary_reload): Likewise.
3822 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3824 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3826 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3829 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3831 From Jie Zhang <jie.zhang@analog.com>:
3832 * doc/extend.texi (node Function Attributes): Document l2
3834 (node Blackfin Variable Attributes): Document l2 variable attributes.
3836 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3838 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3839 to match the system compiler's configuration at inflection point.
3840 Add comment to remark a remaining difference with system compiler.
3842 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3843 * configure: Regenerate.
3845 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3847 From Jie Zhang <jie.zhang@analog.com>:
3848 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3849 (bfin_handle_l2_attribute): New.
3850 (bfin_attribute_table): Add l2 attribute.
3852 2009-09-11 Michael Matz <matz@suse.de>
3855 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3856 on the local_decls list.
3858 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3862 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3864 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3865 for VALUEs, to implement the documented interface.
3866 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3867 Adjust for VALUEs and anything else, to implement the
3868 documented interface.
3870 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3872 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3873 with actual SPE/paired vector modes before using 64-bit alignment.
3874 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3876 2009-09-10 DJ Delorie <dj@redhat.com>
3878 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3881 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3882 * config/mep/mep.c (mep_legitimate_constant_p): New.
3883 * config/mep/mep-protos.h: Prototype it.
3885 2009-09-10 Richard Henderson <rth@redhat.com>
3887 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3889 2009-09-10 Jason Merrill <jason@redhat.com>
3891 * tree.c (chain_index): New fn.
3892 * tree.h: Declare it.
3894 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3896 * config/sol2-c.c (cmn_err_length_specs): Initialize
3897 scalar_identity_flag.
3899 2009-09-10 Richard Henderson <rth@redhat.com>
3901 * tree.h (struct tree_decl_common): Move align member earlier;
3902 move label_decl_uid member ...
3903 (struct tree_label_decl): ... here.
3904 (LABEL_DECL_UID): Update to match.
3906 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3909 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3910 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3912 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3913 dest_prev if the edge is complex.
3915 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3917 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3918 loop latch tests earlier.
3920 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3921 before GIMPLE_RETURN, not after its predecessor; insert
3924 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3925 gimple_seq_empty_p to test for no PHI nodes.
3926 * tree-cfg.c (split_critical_edges): Likewise.
3928 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3930 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3932 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3933 introduced by the VTA branch merge.
3935 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3937 * ira-conflicts.c: Use fputs or putc instead of fprintf
3941 * tree-switch-conversion.c: Ditto.
3943 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3945 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3946 introduced by the VTA branch merge.
3948 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3951 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3953 PR rtl-optimization/39779
3954 * expr.c (convert_modes): Return when mode == oldmode after
3955 CONST_INTs are processed.
3957 2009-09-10 Nick Clifton <nickc@redhat.com>
3959 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3960 attribute and referring decl when creating renamed symbol.
3962 2009-09-10 Richard Guenther <rguenther@suse.de>
3965 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3967 (cgraph_finalize_compilation_unit): Compute reachability
3968 before emitting thunks. Properly process aliases before
3969 possibly removing unreachable nodes.
3971 2009-09-10 Richard Guenther <rguenther@suse.de>
3974 * tree.c (struct free_lang_data_d): Add worklist member.
3975 (find_decls_types_r): Push onto the worklist instead of recursing.
3976 Handle TREE_BINFOs properly.
3977 (find_decls_types): New function wrapped around find_decls_types_r
3978 to process the worklist.
3979 (find_decls_types_in_eh_region): Use it.
3980 (find_decls_types_in_node): Likewise.
3981 (find_decls_types_in_var): Likewise.
3982 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3983 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3984 (AGGREGATE_TYPE_P): Adjust.
3986 2009-09-09 Jason Merrill <jason@redhat.com>
3988 * configure.ac: Check glibc version even if we have an in-tree
3991 2009-09-09 Anthony Green <green@moxielogic.com>
3993 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3994 the constant 0 when appropriate.
3995 * config/moxie/constraints.md: Add constraint O.
3997 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3998 to pass up to 6 32-bit argument values in registers.
3999 (moxie_function_arg): Ditto.
4000 (moxie_arg_partial_bytes): Ditto.
4001 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4002 (REG_PARM_STACK_SPACE): Ditto.
4003 (FUNCTION_ARG_REGNO_P): Ditto.
4005 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4006 instruction to allocate stack space.
4008 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4010 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4011 unnecessarily stringent constraints. Fix address
4012 calculation in the splitters.
4014 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4016 PR rtl-optimization/39779
4017 * expr.c (convert_modes): Return when mode == oldmode after
4018 CONST_INTs are processed.
4020 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4023 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4024 (ix86_expand_prologue): Take frame.padding0 into logic of
4026 (ix86_expand_epilogue): Likewise.
4028 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4030 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4032 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4033 * config/t-slibgcc-libgcc: New file.
4034 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4036 2009-09-09 Martin Jambor <mjambor@suse.cz>
4038 PR tree-optimization/41089
4039 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4042 2009-09-09 Richard Henderson <rth@redhat.com>
4044 * gimple.h (CASE_GIMPLE_OMP): New.
4045 (is_gimple_omp): Use it.
4046 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4047 (verify_gimple_debug): Likewise.
4049 2009-09-09 Richard Guenther <rguenther@suse.de>
4051 PR tree-optimization/41101
4052 * tree-ssa-pre.c (maximal_set): Remove.
4053 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4054 Defer all blocks we didn't visit at least one successor.
4055 (add_to_exp_gen): Do not add to the maximal set.
4056 (make_values_for_phi): Likewise.
4057 (compute_avail): Likewise.
4058 (init_pre): Do not allocate the maximal set.
4059 (execute_pre): Do not dump it.
4061 2009-09-09 Martin Jambor <mjambor@suse.cz>
4063 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4064 an SSA_NAME rather than a is_gimple_variable.
4066 2009-09-09 Richard Guenther <rguenther@suse.de>
4069 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4070 code dealing with plain pointer bases.
4071 (maybe_fold_offset_to_reference): Likewise.
4072 (maybe_fold_stmt_addition): Adjust.
4074 2009-09-09 Richard Guenther <rguenther@suse.de>
4076 * tree.c (free_lang_data_in_type): Do not free the type variant
4078 (free_lang_data): Merge char_type_node with its properly signed
4080 (pass_ipa_free): Collect after freeing language specific data.
4082 2009-09-09 Michael Matz <matz@suse.de>
4085 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4086 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4087 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4090 2009-09-08 DJ Delorie <dj@redhat.com>
4092 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4094 2009-09-04 Jason Merrill <jason@redhat.com>
4096 * tree.c (tree_find_value): Remove.
4097 * tree.h: Remove prototype.
4098 * varasm.c (assemble_external): Use value_member instead.
4100 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4102 * toplev.c (process_options): Choose default debugging type when
4103 gtoggle enables debug info and type is unset.
4105 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4109 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4112 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4114 * configure: Rebuilt with modified libtool.m4.
4116 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4121 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4123 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4125 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4126 (remove_statement): Likewise.
4127 (rewrite_use_nonlinear_expr): Adjust.
4128 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4129 * tree-ssa.c (release_defs_bitset): ... this. New.
4130 * tree-flow.h (release_defs_bitset): Declare.
4132 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4135 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4136 in the middle block.
4138 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4140 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4141 via intptr_t to long type.
4142 (insert_operand_rank): Cast long type via intptr_t to
4144 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4146 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4147 from pointer to unsigned via uintptr_t.
4149 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4150 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4152 * configure: Regenerated.
4153 * config.in: Regenerated
4154 * system.h (stdint.h): Add include.
4155 (inttypes.h): Likewise.
4156 * Makefile.in (aclocal): Add config/stdint.m4.
4157 * aclocal.m4: Regenerated.
4159 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4161 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4163 (note_np_check_stores): New function.
4164 (harmless_null_pointer_p): New function.
4165 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4166 changed. Take into account whether we're in the shadow of a condjump
4167 that tested NP_REG for NULL.
4168 Lose all code that tested for SEQUENCEs.
4169 (workaround_speculation): Avoid inserting NOPs for loads that are
4170 either always executed or a NULL pointer.
4172 2009-09-08 Jan Hubicka <jh@suse.cz>
4174 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4175 * params.def (early-inlining-insns): Likewise.
4177 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4179 PR rtl-optimization/41239
4180 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4181 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4183 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4184 across calls, as the calls might not always return normally.
4185 (call_may_noreturn_p): New function.
4186 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4187 (init_deps): Initialize it.
4188 (remove_from_deps): Also remove calls from
4189 last_function_call_may_noreturn list.
4191 2009-09-07 Richard Henderson <rth@redhat.com>
4193 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4194 more VR->OPERANDS than LHS operands. Free LHS before returning.
4196 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4198 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4199 (attr "addrtype"): New member "spreg".
4200 Use it if mem_spfp_address_operand is true for the address.
4201 (attr "type"): New entry "stall".
4202 (cpu_unit "load"): New.
4203 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4205 (insn_reservation "loadsp"): New.
4206 (insn_reservation "load_stall1"): New.
4207 (insn_reservation "load_stall3"): New.
4209 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4210 (mem_p_address_operand): Exclude stack and frame pointer based
4212 (mem_spfp_address_operand): New; match them here.
4213 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4214 (bfin_reorg): Call it if scheduling insns.
4215 (bfin_gen_bundles): Remove dummy insns created by
4216 add_sched_insns_for_speculation.
4218 From Jie Zhang <jie.zhang@analog.com>:
4219 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4220 bfin_si_revision, bfin_workarounds): Move these ...
4221 * config/bfin/bfin.h: ... here.
4223 From Mike Frysinger <michael.frysinger@analog.com>
4224 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4225 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4226 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4227 bf547m, bf548m, and bf549m.
4228 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4229 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4230 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4231 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4232 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4233 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4234 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4235 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4236 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4237 bf542m, bf544m, bf547m, bf548m, and bf549m.
4239 From Jie Zhang <jie.zhang@analog.com>:
4240 * config/bfin/predicates.md (p_register_operand): New predicate.
4241 (dp_register_operand): New predicate.
4242 * config/bfin/bfin-protos.h (WA_05000074): Define.
4243 (ENABLE_WA_05000074): Define.
4244 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4245 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4246 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4247 (define_attr addrtype): Allow load/store register to be P register.
4248 (define_attr storereg): New.
4249 (define_cpu_unit anomaly_05000074): New.
4250 (define_insn_reservation dsp32shiftimm): New.
4251 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4252 (define_insn_reservation loadp): Cannot use slot2.
4253 (define_insn_reservation loadsp): Cannot use slot2.
4254 (define_insn_reservation storep): Cannot use slot2. Does not
4255 apply when working around 05000074.
4256 (define_insn_reservation storep_anomaly_05000074): New.
4257 (define_insn_reservation storei): Does not apply when working
4259 (define_insn_reservation storei_anomaly_05000074): New.
4260 (define_attr length): Add dsp32shiftimm case.
4261 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4262 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4263 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4264 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4265 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4267 2009-09-07 Martin Jambor <mjambor@suse.cz>
4270 * tree-sra.c (create_artificial_child_access): Return NULL if
4271 build_ref_for_offset fails.
4272 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4273 and create_artificial_child_access to fail.
4275 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4278 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4279 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4280 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4282 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4284 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4285 block, ensure it has an exit edge. Emit a barrier after a jump.
4287 2009-09-07 Nick Clifton <nickc@redhat.com>
4289 * gcc.c (this_is_linker_script): New variable. Like
4290 this_is_library_file but for the %T constructor.
4291 (end_going_arg): If this_is_linker_script is set then locate the
4292 script and insert a --script switch before it
4293 (do_spec_2): Initialise this_is_linker_script.
4294 (do_spec_1): Likewise. Handle %T construct.
4295 (eval_spec_function): Preserve this_is_linker_script.
4296 * doc/invoke.texi: Document %T construct in spec files.
4297 * config/m32c/m32c.h (LIB_SPEC): Use it.
4299 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4301 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4302 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4303 when volatile flag is set.
4304 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4306 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4309 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4310 (combine_stack_adjustments_for_block): Allow insns between stack
4311 adjustments and stores with corresponding pre-(dec|inc)rement or
4312 pre-modify operation.
4314 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4317 * combine-stack-adj.c (struct csa_memlist): Rename to...
4318 (struct csa_reflist): ... this. Rename mem field to ref.
4319 (free_csa_memlist): Rename to...
4320 (free_csa_reflist): ... this.
4321 (record_one_stack_memref): Rename to...
4322 (record_one_stack_ref): ... this. Handle also REG_P.
4323 (try_apply_stack_adjustment): Handle also REG_P.
4324 (struct record_stack_memrefs_data): Rename to...
4325 (struct record_stack_refs_data): ... this. Rename memlist field to
4327 (record_stack_memrefs): Rename to...
4328 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4329 subexpressions instead of failing when a MEM contains SP references.
4330 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4331 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4333 2009-09-06 Richard Guenther <rguenther@suse.de>
4336 * tree.c (build_array_type): Do not record types marked
4337 with structural equality in the canonical type hashtable.
4339 2009-09-06 Richard Guenther <rguenther@suse.de>
4342 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4344 2009-09-05 Richard Guenther <rguenther@suse.de>
4347 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4349 2009-09-05 Richard Guenther <rguenther@suse.de>
4352 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4354 2009-09-05 Richard Guenther <rguenther@suse.de>
4357 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4358 before comparing function argument types.
4360 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4363 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4366 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4369 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4371 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4372 locators before emit_insn is called.
4374 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4377 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4378 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4379 (reginfo_init): Don't call allocate_reg_info.
4381 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4384 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4385 NONDEBUG_INSN_P instead of INSN_P.
4387 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4390 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4392 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4395 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4396 pattern of the split.
4398 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4400 * toplev.c (process_options): Move setter of flag_var_tracking
4401 before other tests that depend on it. Move down setter of
4402 flag_rename_registers. Don't enable var-tracking-assignments
4403 by default if selective scheduling is enabled. Warn if both
4406 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4408 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4409 comment. Use switch statement to catch overlaps between rtx
4410 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4411 (IS_DECL_CODE): ... here. Remove.
4412 (check_value_is_not_decl): Remove.
4413 (dv_from_decl, dv_from_value): Check after conversion.
4415 2009-09-04 Richard Guenther <rguenther@suse.de>
4418 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4419 after emitting tunks. Move emitting thunks and ctors from ...
4420 (cgraph_optimize): ... here. Remove redundant
4421 cgraph_analyze_functions.
4422 * varasm.c (find_decl_and_mark_needed): Remove no longer
4424 (finish_aliases_1): Adjust check for thunk aliases.
4426 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4428 * config/arm/arm.md (ctzsi2): Added braces
4429 to avoid warning that broke booststrap.
4431 2009-09-04 Martin Jambor <mjambor@suse.cz>
4433 PR tree-optimization/41112
4434 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4435 handle variable-bounded arrays.
4436 (expr_with_var_bounded_array_refs_p): New function.
4437 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4439 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4441 * config/s390/2097.md: Removed two incorrect bypasses.
4442 (z10_fsimpdf): Fixed latency.
4443 (z10_fhex): New insn_reservation.
4444 (z10_floaddf): Fixed latency.
4445 (z10_floadsf): Fixed latency.
4446 (z10_ftrunctf): Fixed latency.
4447 (z10_ftruncdf): Fixed latency.
4448 * config/s390/s390.c (z10_cost): Fixed values.
4449 (s390_adjust_priority): Added z10 path.
4450 * config/s390/s390.md (type): Added fhex.
4451 (*mov<mode>_64dfp): Updated type attribute.
4452 (*mov<mode>_64): Updated type attribute.
4453 (*mov<mode>_31): Updated type attribute.
4454 (*mov<mode>"): Likewise.
4455 * config/s390/2084.md (x_fsimpdf): Updated condition.
4457 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4459 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4460 RTXs in the predicate for operand 1.
4462 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4464 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4465 (rbitsi2): New insn.
4466 (ctzsi2): New expand.
4467 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4469 2009-09-03 Martin Jambor <mjambor@suse.cz>
4471 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4472 (create_artificial_child_access): Use build_ref_for_offset instead
4473 of duplicate_expr_for_different_base.
4474 (propagate_subacesses_accross_link): Likewise.
4476 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4478 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4480 (mips16e_collect_argument_saves): Skip debug instructions.
4481 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4482 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4483 (r10k_insert_cache_barriers): Likewise.
4484 (mips_reorg_process_insns): Likewise.
4486 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4489 * ira.c (update_equiv_reg): Remove check on class likely spill.
4491 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4494 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4495 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4499 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4500 the stack slot if it is passed by invisible reference.
4501 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4502 by invisible reference.
4504 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4506 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4507 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4508 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4510 * config/bfin/sync.md: New file.
4511 * config/bfin/bfin.md: Include it.
4512 (UNSPEC_ATOMIC): New.
4513 (UNSPEC_ONES): Provide a unique number.
4515 From Jie Zhang <jie.zhang@analog.com>:
4516 * config/bfin/bfin.c (ret_regs): New.
4517 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4518 (must_save_rets_p): New.
4519 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4520 current_function_is_leaf.
4521 (do_link): Likewise.
4522 (do_unlink): Likewise.
4523 (expand_interrupt_handler_prologue): Use ret_regs array.
4524 (expand_interrupt_handler_epilogue): Use ret_regs array and
4525 pass return register to gen_return_internal.
4526 (bfin_expand_epilogue): Pass return register to
4527 gen_return_internal.
4528 (bfin_expand_call): Explicitly clobber RETS.
4529 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4530 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4531 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4532 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4534 (return_internal): Take a reg rtx rather than the register number.
4536 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4538 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4539 when comparing against estimated_loop_iterations_int return.
4541 2009-09-03 Richard Guenther <rguenther@suse.de>
4543 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4544 eh_personality_libfunc.
4546 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4548 * tree-parloops.c (separate_decls_in_region): Add space.
4550 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4552 * tree-parloops.c (separate_decls_in_region): Change the condition
4553 checking if there are reductions in the loop.
4555 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4557 PR tree-optimization/38275
4558 * tree-parloops.c (parallelize_loops): Replace profitability condition
4559 for expected number of iterations.
4561 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4563 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4564 (bootstrap-debug): Explain conditions in which it becomes default.
4565 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4568 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4570 * doc/invoke.texi (Optimize Options): Move
4571 -finline-small-functions to the -O2 list.
4573 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4575 * toplev.c (process_options): Enable var-tracking-assignments
4576 by default if var-tracking is enabled.
4578 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4580 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4582 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4583 * rtl.h (prev_nonnote_insn_bb): Declare it.
4585 2009-09-03 Diego Novillo <dnovillo@google.com>
4587 * cgraph.c (cgraph_node_for_decl): New.
4588 * cgraph.h (cgraph_node_for_decl): Declare.
4589 * tree.c (host_integerp): Return 0 if T is NULL.
4591 2009-09-03 Diego Novillo <dnovillo@google.com>
4593 * tree.h (struct alias_pair): Move from varasm.c.
4594 (alias_pairs): Likewise.
4595 (TYPE_MAXVAL): Define.
4596 (TYPE_MINVAL): Define.
4597 (iterative_hash_host_wide_int): Declare.
4598 (remove_unreachable_alias_pairs): Declare.
4599 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4600 * diagnostic.c (default_diagnostic_starter): Make extern.
4601 (default_diagnostic_finalizer): Make extern.
4602 * diagnostic.h (default_diagnostic_starter): Declare.
4603 (default_diagnostic_finalizer): Declare.
4604 (default_tree_printer): Declare.
4605 * toplev.c (default_tree_printer): Make extern.
4607 2009-09-03 Richard Guenther <rguenther@suse.de>
4608 Diego Novillo <dnovillo@google.com>
4610 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4611 * cgraphunit.c (cgraph_expand_function): Do not emit
4612 associated thunks from here.
4613 (cgraph_emit_thunks): New.
4614 (cgraph_optimize): Call it.
4615 Return if any IPA pass finds an error.
4616 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4619 2009-09-03 Simon Baldwin <simonb@google.com>
4620 Rafael Espindola <espindola@google.com>
4621 Richard Guenther <rguenther@suse.de>
4622 Doug Kwan <dougkwan@google.com>
4623 Diego Novillo <dnovillo@google.com>
4625 * tree.c: Include tree-pass.h, langhooks-def.h,
4626 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4627 (free_lang_data_in_type): New.
4628 (need_assembler_name_p): New.
4629 (free_lang_data_in_block): New.
4630 (free_lang_data_in_decl): New.
4631 (struct free_lang_data_d): New.
4632 (add_tree_to_fld_list): New.
4633 (find_decls_types_r): New.
4634 (get_eh_types_for_runtime): New.
4635 (find_decls_types_in_eh_region): New.
4636 (find_decls_types_in_node): New.
4637 (find_decls_types_in_var): New.
4638 (free_lang_data_in_cgraph): New.
4639 (free_lang_data): New.
4640 (gate_free_lang_data): New.
4641 (pass_ipa_free_lang_data): New.
4643 2009-09-03 Diego Novillo <dnovillo@google.com>
4645 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4646 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4647 (lang_hooks): Remove const qualifier.
4648 * ipa.c (cgraph_remove_unreachable_nodes): Call
4649 remove_unreachable_alias_pairs.
4650 * except.c (add_type_for_runtime): Check if TYPE has
4651 already been converted.
4652 (lookup_type_for_runtime): Likewise.
4653 (check_handled): Handle converted types.
4654 * varasm.c (remove_unreachable_alias_pairs): New.
4655 * gimple.c: Include demangle.h.
4656 (gimple_decl_printable_name): New.
4657 (gimple_fold_obj_type_ref): New.
4658 * gimple.h (gimple_decl_printable_name): Declare.
4659 (gimple_fold_obj_type_ref): Declare.
4660 * passes.c (init_optimization_passes): Add pass
4661 pass_ipa_free_lang_data.
4662 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4663 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4665 2009-09-03 Diego Novillo <dnovillo@google.com>
4667 * c-lang.c (lang_hooks): Remove const qualifier.
4669 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4671 * doc/install.texi (*-*-freebsd*): Update target information.
4673 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4675 * hard-reg-set.h (call_fixed_regs): Remove.
4676 * reginfo.c (call_fixed_regs): Remove.
4677 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4678 (globalize_reg): Don't use call_fixed_regs.
4679 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4682 2009-09-01 Michael Matz <matz@suse.de>
4684 * expr.h (emit_storent_insn, expand_expr_real_1,
4685 expand_expr_real_2): Declare.
4686 * expr.c (emit_storent_insn, expand_expr_real_1,
4687 expand_expr_real_2): Export.
4688 (store_expr): Setting and evaluating dont_return_target is useless.
4689 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4690 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4691 * except.c (expand_resx_expr): Rename to ...
4692 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4693 * except.h (expand_resx_stmt): Declare.
4694 * stmt.c: Add include gimple.h
4695 (expand_asm_expr): Rename to ...
4696 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4697 (expand_case): Rewrite to take gimple statement.
4698 * tree.h (expand_asm_stmt): Declare.
4699 (expand_case): Change prototype.
4700 * Makefile.in (stmt.o): Depend on gimple.h.
4701 * builtins.c (expand_builtin_synchronize): Build gimple asm
4702 statement, not an ASM_EXPR.
4703 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4704 gimple_to_tree, release_stmt_tree): Remove.
4705 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4706 ggc_free, but hold comparison code and operands separately.
4707 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4708 (expand_call_stmt, expand_gimple_stmt_1,
4709 expand_gimple_stmt): New helpers.
4710 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4711 release_stmt_tree. Call expand_gimple_stmt instead.
4712 (expand_gimple_basic_block): Ditto.
4714 * calls.c (emit_call_1): Don't look at EH regions here, make
4715 fntree parameter useless.
4716 (expand_call): New local rettype for TREE_TYPE(exp), use it
4717 throughout. Remove local p, use addr instead.
4718 Don't look at EH regions here.
4720 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4722 * doc/invoke.texi (-fsched-pressure): Document it.
4723 (-fsched-reg-pressure-heuristic): Remove it.
4725 * reload.c (ira.h): Include.
4726 (find_reloads): Add choosing reload on number of small spilled
4729 * haifa-sched.c (ira.h): Include.
4730 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4731 saved_reg_pressure, curr_reg_live, saved_reg_live,
4732 region_ref_regs): New variables.
4733 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4734 initiate_reg_pressure_info, setup_ref_regs,
4735 initiate_bb_reg_pressure_info, save_reg_pressure,
4736 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4738 (setup_insn_reg_pressure_info): New function.
4739 (rank_for_schedule): Add pressure checking and insn issue time.
4740 Remove comparison of insn reg weights.
4741 (ready_sort): Set insn reg pressure info.
4742 (update_register_pressure, setup_insn_max_reg_pressure,
4743 update_reg_and_insn_max_reg_pressure,
4744 sched_setup_bb_reg_pressure_info): New functions.
4745 (schedule_insn): Add code for printing and updating reg pressure info.
4746 (find_set_reg_weight, find_insn_reg_weight): Remove.
4747 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4748 (debug_ready_list): Print reg pressure info.
4749 (schedule_block): Ditto. Check insn issue time.
4750 (sched_init): Set up sched_pressure_p. Allocate and set up some
4751 reg pressure related info.
4752 (sched_finish): Free some reg pressure related info.
4753 (fix_tick_ready): Make insn always ready if pressure_p.
4754 (init_h_i_d): Don't call find_insn_reg_weight.
4755 (haifa_finish_h_i_d): Free insn reg pressure info.
4757 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4758 ira_memory_move_cost, ira_class_hard_regs,
4759 ira_class_hard_regs_num, ira_no_alloc_regs,
4760 ira_available_class_regs, ira_reg_class_cover_size,
4761 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4763 * ira-lives.c (single_reg_class): Check mode to find how many
4764 registers are necessary for operand.
4765 (ira_implicitly_set_insn_hard_regs): New.
4767 * common.opt (fsched-pressure): New options.
4768 (fsched-reg-pressure-heuristic): Remove.
4770 * ira.c (setup_eliminable_regset): Rename to
4771 ira_setup_eliminable_regset. Make it external.
4772 (expand_reg_info): Pass cover class to setup_reg_classes.
4773 (ira): Call resize_reg_info instead of allocate_reg_info.
4775 * sched-deps.c: Include ira.h.
4776 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4777 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4778 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4779 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4780 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4781 mark_insn_reg_store, mark_insn_reg_clobber,
4782 setup_insn_reg_pressure_info): New.
4783 (sched_analyze_1): Update implicit_reg_pending_uses.
4784 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4785 Use them to create dependencies. Set insn reg uses and pressure
4786 info. Process reg_pending_uses in one place.
4787 (free_deps): Free implicit sets.
4788 (remove_from_deps): Remove implicit sets if necessary. Check
4789 implicit sets when clearing reg_last_in_use.
4790 (init_deps_global): Clear implicit_reg_pending_clobbers and
4791 implicit_reg_pending_uses.
4793 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4794 ira_memory_move_cost, ira_class_hard_regs,
4795 ira_class_hard_regs_num, ira_no_alloc_regs,
4796 ira_available_class_regs, ira_reg_class_cover_size,
4797 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4798 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4799 ira_implicitly_set_insn_hard_regs): New prototypes.
4801 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4802 cost_elements_num): New variables.
4803 (allocno_costs, total_costs): Rename to costs and
4804 total_allocno_costs.
4805 (COSTS_OF_ALLOCNO): Rename to COSTS.
4806 (allocno_pref): Rename to pref.
4807 (allocno_pref_buffer): Rename to pref_buffer.
4808 (common_classes): Rename to regno_cover_class.
4810 (record_reg_classes): Set allocno attributes only if allocno_p.
4811 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4812 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4813 and COSTS_OF_ALLOCNO.
4814 (print_costs): Rename to print_allocno_costs.
4815 (print_pseudo_costs): New.
4816 (process_bb_node_for_costs): Split into 2 functions with new
4817 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4818 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4819 new parameter dump_file. Use cost_elements_num instead of
4820 ira_allocnos_num. Make one iteration if preferred classes were
4821 already calculated for scheduler. Make 2 versions of code
4822 depending on allocno_p.
4823 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4824 regno_cover_class and COSTS instead of common_classes and
4826 (init_costs, finish_costs): New.
4827 (ira_costs): Set up allocno_p and cost_elements_num. Call
4828 init_costs and finish_costs.
4829 (ira_set_pseudo_classes): New.
4831 * rtl.h (allocate_reg_info): Remove.
4832 (resize_reg_info): Change return type.
4833 (reg_cover_class): New.
4834 (setup_reg_classes): Add new parameter.
4836 * sched-int.h (struct deps_reg): New member implicit_sets.
4837 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4838 (INCREASE_BITS): New macro.
4839 (struct reg_pressure_data, struct reg_use_data): New.
4840 (struct _haifa_insn_data): Remove reg_weight. Add members
4841 reg_pressure, reg_use_list, reg_set_list, and
4842 reg_pressure_excess_cost_change.
4843 (struct deps): New member implicit_sets.
4844 (pressure_p): New variable.
4845 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4846 (struct reg_pressure_data, struct reg_use_data): New.
4847 (INSN_REG_WEIGHT): Remove.
4848 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4849 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4850 (sched_init_region_reg_pressure_info,
4851 sched_setup_bb_reg_pressure_info): New prototypes.
4853 * reginfo.c (struct reg_pref): New member coverclass.
4854 (reg_cover_class): New function.
4855 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4856 (reg_info_size): New variable.
4857 (allocate_reg_info): Make static. Setup reg_info_size.
4858 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4859 (setup_reg_classes): Add a new parameter. Setup cover class too.
4861 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4864 * sched-rgn.c (deps_join): Set up implicit_sets.
4865 (schedule_region): Set up region and basic blocks pressure
4868 * passes.c (init_optimization_passes): Move
4869 pass_subregs_of_mode_init before pass_sched.
4871 2009-09-02 Martin Jambor <mjambor@suse.cz>
4873 * tree-sra.c (struct access): New field grp_hint.
4874 (dump_access): Dump grp_hint.
4875 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4877 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4878 those which have been specifically read and somehow written to.
4879 (propagate_subacesses_accross_link): Set grp_hint of right child and
4880 also possibly of the left child.
4882 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4884 * tree-object-size.c (addr_object_size): Always use object_size_type
4885 0 or 2 when determining the pointer pointed object size.
4887 2009-09-02 Richard Guenther <rguenther@suse.de>
4890 2009-08-31 Richard Guenther <rguenther@suse.de>
4892 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4893 to query if the memory regions for memmove overlap.
4894 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4895 asserts on pointers, instead deal with odd trees.
4896 (ptr_derefs_may_alias_p): Likewise.
4897 (refs_may_alias_p_1): Constructor bases also never alias.
4899 2009-08-01 Christian Bruel <christian.bruel@st.com>
4902 2009-07-31 Christian Bruel <christian.bruel@st.com>
4903 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4905 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4907 * doc/invoke.texi (-fvar-tracking-assignments): New.
4908 (-fvar-tracking-assignments-toggle): New.
4909 (-fdump-final-insns=file): Mark filename as optional.
4910 (--param min-nondebug-insn-uid): New.
4911 (-gdwarf-@{version}): Mention version 4.
4912 * opts.c (common_handle_option): Accept it.
4913 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4914 * regrename.c (regrename_optimize): Drop last. Don't count debug
4915 insns as uses. Don't reject change because of debug insn.
4916 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4917 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4918 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4919 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4920 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4921 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4922 * doc/gimple.texi (is_gimple_debug): New.
4923 (gimple_debug_bind_p): New.
4924 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4925 * doc/install.texi (bootstrap-debug): More details.
4926 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4927 (bootstrap-debug-lib): More details.
4928 (bootstrap-debug-ckovw): Update.
4929 (bootstrap-time): New.
4930 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4931 (insert_phi_nodes_for): Insert debug stmts.
4932 (rewrite_stmt): Take iterator. Insert debug stmts.
4933 (rewrite_enter_block): Adjust.
4934 (maybe_replace_use_in_debug_stmt): New.
4935 (rewrite_update_stmt): Use it.
4936 (mark_use_interesting): Return early for debug stmts.
4937 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4938 stmts before replacing stmt.
4939 (move_computations_stmt): Likewise.
4940 * ira-conflicts.c (add_copies): Skip debug insns.
4941 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4942 (regstat_bb_compute_ri): Skip debug insns.
4943 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4944 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4945 check_loop_closed_ssa_stmt): Skip debug stmts.
4946 * tree-tailcall.c (find_tail_calls): Likewise.
4947 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4948 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4949 (build_var_debug_value_stat): Declare.
4950 (build_var_debug_value): Define.
4951 (target_for_debug_bind): Declare.
4952 * reload.c (find_equiv_reg): Skip debug insns.
4953 * rtlanal.c (reg_used_between_p): Skip debug insns.
4954 (side_effects_p): Likewise.
4955 (canonicalize_condition): Likewise.
4956 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4957 insns never depend on debug insns.
4958 (create_ddg_dep_no_link): Likewise.
4959 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4960 Don't add inter-loop dependencies for debug insns.
4961 (build_intra_loop_deps): Likewise.
4962 (create_ddg): Count debug insns.
4963 * ddg.h (struct ddg::num_debug): New.
4964 (num_backargs): Pair up with previous int field.
4965 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4966 -fcompare-debug-second.
4967 * final.c (get_attr_length_1): Skip debug insns.
4968 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4969 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4970 (driver_self_specs): Map -fdump-final-insns to
4971 -fdump-final-insns=..
4972 (get_local_tick): New.
4973 (compare_debug_dump_opt_spec_function): Test for . argument and
4974 compute output name. Compute temp output spec without flag name.
4975 Compute -frandom-seed.
4976 (OPT): Undef after use.
4977 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4978 (average_num_loop_insns): Likewise.
4979 * params.h (MIN_NONDEBUG_INSN_UID): New.
4980 * gimple.def (GIMPLE_DEBUG): New.
4981 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4982 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4983 (merge_in_block): Fix whitespace.
4984 * toplev.c (flag_var_tracking): Update comment.
4985 (flag_var_tracking_assignments): New.
4986 (flag_var_tracking_assignments_toggle): New.
4987 (process_options): Don't open final insns dump file if we're not
4988 going to write to it. Compute defaults for var_tracking.
4989 * df-scan.c (df_insn_rescan_debug_internal): New.
4990 (df_uses_record): Handle debug insns.
4991 * haifa-sched.c (ready): Initialize n_debug.
4992 (contributes_to_priority): Skip debug insns.
4993 (dep_list_size): New.
4995 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4996 they're ready. Disregard previous debug insns to make decisions.
4997 (queue_insn): Never queue debug insns.
4998 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4999 (schedule_insn): Don't reject debug insns because of issue rate.
5000 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5001 (queue_to_ready): Skip and discount debug insns.
5002 (choose_ready): Let debug insns through.
5003 (schedule_block): Check boundary debug insns. Discount debug
5004 insns, schedule them early. Adjust whitespace.
5005 (set_priorities): Check for boundary debug insns.
5006 (add_jump_dependencies): Use dep_list_size.
5007 (prev_non_location_insn): New.
5008 (check_cfg): Use it.
5009 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5011 (remove_unused_ivs): Reset debug stmts.
5012 * modulo-sched.c (const_iteration_count): Skip debug insns.
5013 (res_MII): Discount debug insns.
5014 (loop_single_full_bb_p): Skip debug insns.
5015 (sms_schedule): Likewise.
5016 (sms_schedule_by_order): Likewise.
5017 (ps_has_conflicts): Likewise.
5018 * caller-save.c (refmarker_fn): New.
5019 (save_call_clobbered_regs): Replace regs with saved mem in
5021 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5022 Call refmarker_fn mark for hardregnos.
5023 (mark_reg_as_referenced): New.
5024 (replace_reg_with_saved_mem): New.
5025 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5026 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5028 (cse_extended_basic_block): Skip debug insns.
5029 (count_reg_usage): Likewise.
5030 (is_dead_reg): New, split out of...
5031 (set_live_p): ... here.
5032 (insn_live_p): Use it for debug insns.
5033 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5034 (execute_optimize_stdarg): Likewise.
5035 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5036 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5037 changes in debug stmts as changes.
5038 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5039 (moveup_expr): Don't move across debug insns. Don't move
5040 debug insn if it would create a bookkeeping block.
5041 (moveup_expr_cached): Don't use cache for debug insns that
5042 are heads of blocks.
5043 (compute_av_set_inside_bb): Skip debug insns.
5044 (sel_rank_for_schedule): Schedule debug insns first. Remove
5046 (block_valid_for_bookkeeping_p); Support lax searches.
5047 (create_block_for_bookkeeping): Adjust block numbers when
5048 encountering debug-only blocks.
5049 (find_place_for_bookkeeping): Deal with debug-only blocks.
5050 (generate_bookkeeping_insn): Accept no place to insert.
5051 (remove_temp_moveop_nops): New argument full_tidying.
5052 (prepare_place_to_insert): Deal with debug insns.
5053 (advance_state_on_fence): Debug insns don't start cycles.
5054 (update_boundaries): Take fence as argument. Deal with
5056 (schedule_expr_on_boundary): No full_tidying on debug insns.
5057 (fill_insns): Deal with debug insns.
5058 (track_scheduled_insns_and_blocks): Don't count debug insns.
5059 (need_nop_to_preserve_insn_bb): New, split out of...
5060 (remove_insn_from_stream): ... this.
5061 (fur_orig_expr_not_found): Skip debug insns.
5062 * rtl.def (VALUE): Move up.
5064 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5065 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5066 Set it if debug stmts are found.
5067 (statement_sink_location): Skip debug stmts. Propagate
5068 moving defs into debug stmts.
5069 * ifcvt.c (first_active_insn): Skip debug insns.
5070 (last_active_insns): Likewise.
5071 (cond_exec_process_insns): Likewise.
5072 (noce_process_if_block): Likewise.
5073 (check_cond_move_block): Likewise.
5074 (cond_move_convert_if_block): Likewise.
5075 (block_jumps_and_fallthru_p): Likewise.
5076 (dead_or_predicable): Likewise.
5077 * dwarf2out.c (debug_str_hash_forced): New.
5078 (find_AT_string): Add comment.
5079 (gen_label_for_indirect_string): New.
5080 (get_debug_string_label): New.
5081 (AT_string_form): Use it.
5082 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5083 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5084 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5085 several operations that cannot be represented with DWARF opcodes.
5086 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5087 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5088 (dwarf2out_var_location): Take during-call mark into account.
5089 (output_indirect_string): Update comment. Output if there are
5090 label and references.
5091 (prune_indirect_string): New.
5092 (prune_unused_types): Call it if debug_str_hash_forced.
5093 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5094 (dw_long_long_const): Remove.
5095 (struct dw_val_struct): Change val_long_long type to rtx.
5096 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5097 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5098 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5099 component instead of HOST_BITS_PER_LONG.
5100 (output_loc_operands): Likewise. For const8* assert
5101 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5102 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5103 rather than HOST_BITS_PER_LONG is >= 64.
5104 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5106 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5107 HOST_BITS_PER_LONG for dw_val_class_long_long.
5108 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5109 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5110 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5112 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5113 Handle DW_OP_implicit_value.
5114 (extract_int): Move prototype earlier.
5115 (mem_loc_descriptor): For SUBREG punt if inner
5116 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5117 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5118 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5119 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5120 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5121 instead of Pmode size.
5122 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5123 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5124 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5125 (concat_loc_descriptor, concatn_loc_descriptor,
5126 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5127 (add_location_or_const_value_attribute): Likewise. For single
5128 location loc_lists attempt to use add_const_value_attribute
5129 for constant decls. Add DW_AT_const_value even if
5130 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5132 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5133 (control_flow_insn_p): Likewise.
5134 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5135 (separate_decls_in_region_debug_bind): New.
5136 (separate_decls_in_region): Process debug bind stmts afterwards.
5137 * recog.c (verify_changes): Handle debug insns.
5138 (extract_insn): Likewise.
5139 (peephole2_optimize): Skip debug insns.
5140 * dse.c (scan_insn): Skip debug insns.
5141 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5143 (setup_id_for_insn): Handle debug insns.
5144 (maybe_tidy_empty_bb): Adjust whitespace.
5145 (tidy_control_flow): Skip debug insns.
5146 (sel_remove_insn): Adjust for debug insns.
5147 (sel_estimate_number_of_insns): Skip debug insns.
5148 (create_insn_rtx_from_pattern): Handle debug insns.
5149 (create_copy_of_insn_rtx): Likewise.
5150 * sel-sched-.h (sel_bb_end): Declare.
5151 (sel_bb_empty_or_nop_p): New.
5152 (get_all_loop_exits): Use it.
5153 (_eligible_successor_edge_p): Likewise.
5154 (return_nop_to_pool): Adjust.
5155 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5156 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5157 * gimple-pretty-print.c (dump_gimple_debug): New.
5158 (dump_gimple_stmt): Use it.
5159 (dump_bb_header): Skip gimple debug stmts.
5160 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5161 (fixup_match_2): Likewise.
5162 (regmove_backward_pass): Likewise. Simplify combined
5163 replacement. Handle debug insns.
5164 * function.c (instantiate_virtual_regs): Handle debug insns.
5165 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5166 * print-rtl.h: Include cselib.h.
5167 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5168 * df.h (df_inns_rescan_debug_internal): Declare.
5169 * gcse.c (alloc_hash_table): Estimate n_insns.
5170 (cprop_insn): Don't regard debug insns as changes.
5171 (bypass_conditional_jumps): Skip debug insns.
5172 (one_pre_gcse_pass): Adjust.
5173 (one_code_hoisting_pass): Likewise.
5174 (compute_ld_motion_mems): Skip debug insns.
5175 (one_cprop_pass): Adjust.
5176 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5177 (if_convertible_stmt_p): Handle debug stmts.
5178 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5179 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5180 * ira-build.c (create_bb_allocnos): Skip debug insns.
5181 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5182 (has_single_use): Likewise.
5183 (single_imm_use): Likewise.
5184 (num_imm_uses): Likewise.
5185 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5186 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5187 (create_outofssa_var_map): Likewise.
5188 * lower-subreg.c (adjust_decomposed_uses): New.
5189 (resolve_debug): New.
5190 (decompose_multiword_subregs): Use it.
5191 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5192 * emit-rtl.c: Include params.h.
5193 (cur_debug_insn_uid): Define.
5194 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5195 (copy_rtx_if_shared_1): Handle debug insns.
5196 (reset_used_flags): Likewise.
5197 (set_used_flags): LIkewise.
5198 (get_max_insn_count): New.
5199 (next_nondebug_insn): New.
5200 (prev_nondebug_insn): New.
5201 (make_debug_insn_raw): New.
5202 (emit_insn_before_noloc): Handle debug insns.
5203 (emit_jump_insn_before_noloc): Likewise.
5204 (emit_call_insn_before_noloc): Likewise.
5205 (emit_debug_insn_before_noloc): New.
5206 (emit_insn_after_noloc): Handle debug insns.
5207 (emit_jump_insn_after_noloc): Likewise.
5208 (emit_call_insn_after_noloc): Likewise.
5209 (emit_debug_insn_after_noloc): Likewise.
5210 (emit_insn_after): Take loc from earlier non-debug insn.
5211 (emit_jump_insn_after): Likewise.
5212 (emit_call_insn_after): Likewise.
5213 (emit_debug_insn_after_setloc): New.
5214 (emit_debug_insn_after): New.
5215 (emit_insn_before): Take loc from later non-debug insn.
5216 (emit_jump_insn_before): Likewise.
5217 (emit_call_insn_before): Likewise.
5218 (emit_debug_insn_before_setloc): New.
5219 (emit_debug_insn_before): New.
5220 (emit_insn): Handle debug insns.
5221 (emit_debug_insn): New.
5222 (emit_jump_insn): Handle debug insns.
5223 (emit_call_insn): Likewise.
5225 (init_emit): Take min-nondebug-insn-uid into account.
5226 Initialize cur_debug_insn_uid.
5227 (emit_copy_of_insn_after): Handle debug insns.
5228 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5229 location of single rhs in place.
5230 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5231 (floor_sdiv_adjust): New.
5232 (cell_sdiv_adjust): New.
5233 (cell_udiv_adjust): New.
5234 (round_sdiv_adjust): New.
5235 (round_udiv_adjust): New.
5236 (wrap_constant): Moved from cselib.
5237 (unwrap_constant): New.
5238 (expand_debug_expr): New.
5239 (expand_debug_locations): New.
5240 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5242 (gimple_expand_cfg): Expand debug locations.
5243 * cselib.c: Include tree-pass.h.
5244 (struct expand_value_data): New.
5245 (cselib_record_sets_hook): New.
5246 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5247 (cselib_clear_table): Move, and implemnet in terms of...
5248 (cselib_reset_table_with_next_value): ... this.
5249 (cselib_get_next_unknown_value): New.
5250 (discard_useless_locs): Don't discard preserved values.
5251 (cselib_preserve_value): New.
5252 (cselib_preserved_value_p): New.
5253 (cselib_preserve_definitely): New.
5254 (cselib_clear_preserve): New.
5255 (cselib_preserve_only_values): New.
5256 (new_cselib_val): Take rtx argument. Dump it in details.
5257 (cselib_lookup_mem): Adjust.
5258 (expand_loc): Take regs_active in struct. Adjust. Silence
5259 dumps unless details are requested.
5260 (cselib_expand_value_rtx_cb): New.
5261 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5262 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5263 without details. Copy more subregs. Try to resolve values
5264 using a callback. Wrap constants.
5265 (cselib_subst_to_values): Adjust.
5266 (cselib_log_lookup): New.
5267 (cselib_lookup): Call it.
5268 (cselib_invalidate_regno): Don't count preserved values as useless.
5269 (cselib_invalidate_mem): Likewise.
5270 (cselib_record_set): Likewise.
5271 (struct set): Renamed to cselib_set, moved to cselib.h.
5272 (cselib_record_sets): Adjust. Call hook.
5273 (cselib_process_insn): Reset table when it would be cleared.
5274 (dump_cselib_val): New.
5275 (dump_cselib_table): New.
5276 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5277 (remove_forwarder_block): Support moving debug stmts.
5278 * cselib.h (cselib_record_sets_hook): Declare.
5279 (cselib_expand_callback): New type.
5280 (cselib_expand_value_rtx_cb): Declare.
5281 (cselib_reset_table_with_next_value): Declare.
5282 (cselib_get_next_unknown_value): Declare.
5283 (cselib_preserve_value): Declare.
5284 (cselib_preserved_value_p): Declare.
5285 (cselib_preserve_only_values): Declare.
5286 (dump_cselib_table): Declare.
5287 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5288 (try_crossjump_to_edge): Likewise.
5289 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5290 dominated blocks when debug stmts are present.
5291 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5292 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5293 (set_var_live_on_entry): Likewise.
5294 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5295 * cfglayout.c (curr_location, last_location): Make static.
5296 (set_curr_insn_source_location): Don't avoid bouncing.
5297 (get_curr_insn_source_location): New.
5298 (get_curr_insn_block): New.
5299 (duplicate_insn_chain): Handle debug insns.
5300 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5302 * common.opt (fcompare-debug): Move to sort order.
5303 (fdump-unnumbered-links): Likewise.
5304 (fvar-tracking-assignments): New.
5305 (fvar-tracking-assignments-toggle): New.
5306 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5307 because of debug stmts.
5308 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5309 (eliminate_unnecessary_stmts): Walk dominated blocks before
5311 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5312 * ira.c (memref_used_between_p): Skip debug insns.
5313 (update_equiv_regs): Likewise.
5314 * sched-deps.c (sd_lists_size): Accept empty list.
5315 (sd_init_insn): Mark debug insns.
5316 (sd_finish_insn): Unmark them.
5317 (sd_add_dep): Reject non-debug deps on debug insns.
5318 (fixup_sched_groups): Give debug insns group treatment.
5320 (sched_analyze_reg): Don't mark debug insns for sched before call.
5321 (sched_analyze_2): Handle debug insns.
5322 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5324 (deps_analyze_insn): Handle debug insns.
5325 (deps_start_bb): Skip debug insns.
5326 (init_deps): Initialize last_debug_insn.
5327 * tree-ssa.c (target_for_debug_bind): New.
5328 (find_released_ssa_name): New.
5329 (propagate_var_def_into_debug_stmts): New.
5330 (propagate_defs_into_debug_stmts): New.
5331 (verify_ssa): Skip debug bind stmts without values.
5332 (warn_uninialized_vars): Skip debug stmts.
5333 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5334 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5335 (rtx_equal_p): Likewise.
5336 * ira-costs.c (scan_one_insn): Skip debug insns.
5337 (process_bb_node_for_hard_reg_moves): Likewise.
5338 * rtl.h (DEBUG_INSN_P): New.
5339 (NONDEBUG_INSN_P): New.
5340 (MAY_HAVE_DEBUG_INSNS): New.
5341 (INSN_P): Accept debug insns.
5342 (RTX_FRAME_RELATED_P): Likewise.
5343 (INSN_DELETED_P): Likewise
5344 (PAT_VAR_LOCATION_DECL): New.
5345 (PAT_VAR_LOCATION_LOC): New.
5346 (PAT_VAR_OCATION_STATUS): New.
5347 (NOTE_VAR_LOCATION_DECL): Reimplement.
5348 (NOTE_VAR_LOCATION_LOC): Likewise.
5349 (NOTE_VAR_LOCATION_STATUS): Likewise.
5350 (INSN_VAR_LOCATION): New.
5351 (INSN_VAR_LOCATION_DECL): New.
5352 (INSN_VAR_LOCATION_LOC): New.
5353 (INSN_VAR_LOCATION_STATUS): New.
5354 (gen_rtx_UNKNOWN_VAR_LOC): New.
5355 (VAR_LOC_UNKNOWN_P): New.
5356 (NOTE_DURING_CALL_P): New.
5357 (SCHED_GROUP_P): Accept debug insns.
5358 (emit_debug_insn_before): Declare.
5359 (emit_debug_insn_before_noloc): Declare.
5360 (emit_debug_insn_beore_setloc): Declare.
5361 (emit_debug_insn_after): Declare.
5362 (emit_debug_insn_after_noloc): Declare.
5363 (emit_debug_insn_after_setloc): Declare.
5364 (emit_debug_insn): Declare.
5365 (make_debug_insn_raw): Declare.
5366 (prev_nondebug_insn): Declare.
5367 (next_nondebug_insn): Declare.
5368 (delegitimize_mem_from_attrs): Declare.
5369 (get_max_insn_count): Declare.
5370 (wrap_constant): Declare.
5371 (unwrap_constant): Declare.
5372 (get_curr_insn_source_location): Declare.
5373 (get_curr_insn_block): Declare.
5374 * tree-inline.c (insert_debug_decl_map): New.
5375 (processing_debug_stmt): New.
5376 (remap_decl): Don't create new mappings in debug stmts.
5377 (remap_gimple_op_r): Don't add references in debug stmts.
5378 (copy_tree_body_r): Likewise.
5379 (remap_gimple_stmt): Handle debug bind stmts.
5380 (copy_bb): Skip debug stmts.
5381 (copy_edges_for_bb): Likewise.
5382 (copy_debug_stmt): New.
5383 (copy_debug_stmts): New.
5384 (copy_body): Copy debug stmts at the end.
5385 (insert_init_debug_bind): New.
5386 (insert_init_stmt): Take id. Skip and emit debug stmts.
5387 (setup_one_parameter): Remap variable earlier, register debug mapping.
5388 (estimate_num_insns): Skip debug stmts.
5389 (expand_call_inline): Preserve debug_map.
5390 (optimize_inline_calls): Check for no debug_stmts left-overs.
5391 (unsave_expr_now): Preserve debug_map.
5392 (copy_gimple_seq_and_replace_locals): Likewise.
5393 (tree_function_versioning): Check for no debug_stmts left-overs.
5394 Init and destroy debug_map as needed. Split edges unconditionally.
5395 (build_duplicate_type): Init and destroy debug_map as needed.
5396 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5397 (struct copy_body_data): Add debug_stmts and debug_map.
5398 * sched-int.h (struct ready_list): Add n_debug.
5399 (struct deps): Add last_debug_insn.
5400 (DEBUG_INSN_SCHED_P): New.
5401 (BOUNDARY_DEBUG_INSN_P): New.
5402 (SCHEDULE_DEBUG_INSN_P): New.
5403 (sd_iterator_cond): Accept empty list.
5404 * combine.c (create_log_links): Skip debug insns.
5405 (combine_instructions): Likewise.
5406 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5407 return value is always unshared.
5408 (struct rtx_subst_pair): New.
5409 (auto_adjust_pair): New.
5410 (propagate_for_debug_subst): New.
5411 (propagate_for_debug): New.
5412 (try_combine): Skip debug insns. Propagate removed defs into
5414 (next_nonnote_nondebug_insn): New.
5415 (distribute_notes): Use it. Skip debug insns.
5416 (distribute_links): Skip debug insns.
5417 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5418 * resource.c (mark_target_live_regs): Likewise.
5419 * var-tracking.c: Include cselib.h and target.h.
5420 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5422 (micro_operation_type_name): New.
5423 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5424 (struct micro_operation_def): Update comments.
5425 (decl_or_value): New type. Use instead of decls.
5426 (struct emit_note_data_def): Add vars.
5427 (struct attrs_def): Use decl_or_value.
5428 (struct variable_tracking_info_def): Add permp, flooded.
5429 (struct location_chain_def): Update comment.
5430 (struct variable_part_def): Use decl_or_value.
5431 (struct variable_def): Make var_part a variable length array.
5433 (scratch_regs): New.
5434 (cselib_hook_called): New.
5435 (dv_is_decl_p): New.
5436 (dv_is_value_p): New.
5439 (dv_as_opaque): New.
5440 (dv_onepart_p): New.
5442 (IS_DECL_CODE): New.
5443 (check_value_is_not_decl): New.
5444 (dv_from_decl): New.
5445 (dv_from_value): New.
5446 (dv_htab_hash): New.
5447 (variable_htab_hash): Use it.
5448 (variable_htab_eq): Support values.
5449 (variable_htab_free): Free from the right pool.
5450 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5451 (attrs_list_union): Adjust.
5452 (attrs_list_mpdv_union): New.
5453 (tie_break_pointers): New.
5454 (canon_value_cmp): New.
5455 (unshare_variable): Return possibly-modified slot.
5456 (vars_copy_1): Adjust.
5457 (var_reg_decl_set): Adjust. Split out of...
5458 (var_reg_set): ... this.
5459 (get_init_value): Adjust.
5460 (var_reg_delete_and_set): Adjust.
5461 (var_reg_delete): Adjust.
5462 (var_regno_delete): Adjust.
5463 (var_mem_decl_set): Split out of...
5464 (var_mem_set): ... this.
5465 (var_mem_delete_and_set): Adjust.
5466 (var_mem_delete): Adjust.
5470 (variable_union): Adjust. Speed up merge of 1-part vars.
5471 (variable_canonicalize): Use unshared slot.
5472 (VALUED_RECURSED_INTO): New.
5473 (find_loc_in_1pdv): New.
5474 (struct dfset_merge): New.
5475 (insert_into_intersection): New.
5476 (intersect_loc_chains): New.
5478 (canonicalize_loc_order_check): New.
5479 (canonicalize_values_mark): New.
5480 (canonicalize_values_star): New.
5481 (variable_merge_over_cur): New.
5482 (variable_merge_over_src): New.
5483 (dataflow_set_merge): New.
5484 (dataflow_set_equiv_regs): New.
5485 (remove_duplicate_values): New.
5486 (struct dfset_post_merge): New.
5487 (variable_post_merge_new_vals): New.
5488 (variable_post_merge_perm_vals): New.
5489 (dataflow_post_merge_adjust): New.
5490 (find_mem_expr_in_1pdv): New.
5491 (dataflow_set_preserve_mem_locs): New.
5492 (dataflow_set_remove_mem_locs): New.
5493 (dataflow_set_clear_at_call): New.
5494 (onepart_variable_different_p): New.
5495 (variable_different_p): Use it.
5496 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5497 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5499 (track_loc_p): Pass it true.
5500 (struct count_use_info): New.
5501 (find_use_val): New.
5502 (replace_expr_with_values): New.
5504 (use_type): New, partially split out of...
5505 (count_uses): ... this. Count new micro-ops.
5506 (count_uses_1): Adjust.
5507 (count_stores): Adjust.
5508 (count_with_sets): New.
5509 (VAL_NEEDS_RESOLUTION): New.
5510 (VAL_HOLDS_TRACK_EXPR): New.
5511 (VAL_EXPR_IS_COPIED): New.
5512 (VAL_EXPR_IS_CLOBBERED): New.
5513 (add_uses): Adjust. Generate new micro-ops.
5514 (add_uses_1): Adjust.
5515 (add_stores): Generate new micro-ops.
5516 (add_with_sets): New.
5517 (find_src_status): Adjust.
5518 (find_src_set_src): Adjust.
5519 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5520 Handle new micro-ops. Canonicalize value equivalances.
5521 (vt_find_locations): Compute total size of hash tables for
5522 dumping. Perform merge for var-tracking-assignments. Don't
5523 disregard single-block loops.
5524 (dump_attrs_list): Handle decl_or_value.
5525 (dump_variable): Take variable. Deal with decl_or_value.
5526 (dump_variable_slot): New.
5527 (dump_vars): Use it.
5528 (dump_dataflow_sets): Adjust.
5529 (set_slot_part): New, extended to support one-part variables
5530 after splitting out of...
5531 (set_variable_part): ... this.
5532 (clobber_slot_part): New, split out of...
5533 (clobber_variable_part): ... this.
5534 (delete_slot_part): New, split out of...
5535 (delete_variable_part): .... this.
5536 (check_wrap_constant): New.
5537 (vt_expand_loc_callback): New.
5538 (vt_expand_loc): New.
5539 (emit_note_insn_var_location): Adjust. Handle values. Handle
5540 EMIT_NOTE_AFTER_CALL_INSN.
5541 (emit_notes_for_differences_1): Adjust. Handle values.
5542 (emit_notes_for_differences_2): Likewise.
5543 (emit_notes_for_differences): Adjust.
5544 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5545 Adjust. Handle new micro-ops.
5546 (vt_add_function_parameters): Adjust. Create and bind values.
5547 (vt_initialize): Adjust. Initialize scratch_regs and
5548 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5549 operations. Move some code to count_with_sets and add_with_sets.
5550 (delete_debug_insns): New.
5551 (vt_debug_insns_local): New.
5552 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5554 (var_tracking_main): If var-tracking-assignments is enabled
5555 but var-tracking isn't, delete debug insns and leave. Likewise
5556 if we exceed limits or fail the stack adjustments tests, and
5557 after all var-tracking processing.
5558 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5559 (dataflow_set): Add traversed_vars.
5560 (value_chain, const_value_chain): New typedefs.
5561 (value_chain_pool, value_chains): New variables.
5562 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5563 add_value_chains, add_cselib_value_chains, remove_value_chain,
5564 remove_value_chains, remove_cselib_value_chains): New functions.
5565 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5566 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5568 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5569 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5570 (dst_can_be_shared): New variable.
5571 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5572 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5573 different from set->vars, look up slot again instead of using the
5575 (dataflow_set_init): Initialize traversed_vars.
5576 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5577 lookup if set->vars is shared. Don't keep slot cleared before
5578 calling unshare_variable. Unshare set->vars if needed. Adjust
5579 unshare_variable callers. Clear dst_can_be_shared if needed.
5580 Even ->refcount == 1 vars must be unshared if set->vars is shared
5581 and var needs to be modified.
5582 (dataflow_set_union): Set traversed_vars during canonicalization.
5583 (VALUE_CHANGED, DECL_CHANGED): Define.
5584 (set_dv_changed, dv_changed_p): New static inlines.
5585 (track_expr_p): Clear DECL_CHANGED.
5586 (dump_dataflow_sets): Set it.
5587 (variable_was_changed): Call set_dv_changed.
5588 (emit_note_insn_var_location): Likewise.
5589 (changed_variables_stack): New variable.
5590 (check_changed_vars_1, check_changed_vars_2): New functions.
5591 (emit_notes_for_changes): Do nothing if changed_variables is
5592 empty. Traverse changed_variables with check_changed_vars_1,
5593 call check_changed_vars_2 on each changed_variables_stack entry.
5594 (emit_notes_in_bb): Add SET argument. Just clear it at the
5595 beginning, use it instead of local &set, don't destroy it at the end.
5596 (vt_emit_notes): Call dataflow_set_clear early on all
5597 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5598 computed set, dataflow_set_clear also VTI(bb)->in when we are
5599 done with the basic block. Initialize changed_variables_stack,
5600 free it afterwards. If ENABLE_CHECKING verify that after noting
5601 differences to an empty set value_chains hash table is empty.
5602 (vt_initialize): Initialize value_chains and value_chain_pool.
5603 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5604 (variable_tracking_main): Call dump_dataflow_sets before calling
5605 vt_emit_notes, not after it.
5606 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5607 (propagate_var_def_into_debug_stmts): Declare.
5608 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5609 (df_set_note): Reject debug insns.
5610 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5611 add notes to debug insns.
5612 (df_note_bb_compute): Adjust. Likewise.
5613 (df_simulate_uses): Skip debug insns.
5614 (df_simulate_initialize_backwards): Likewise.
5615 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5616 (subst_stack_regs_pat): Reject debug insns.
5617 (convert_regs_1): Handle debug insns.
5618 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5619 (print-rtl.o): Depend on cselib.h.
5620 (cselib.o): Depend on TREE_PASS_H.
5621 (var-tracking.o): Depend on cselib.h and TARGET_H.
5622 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5623 (init_ready_list): Skip boundary debug insns.
5624 (add_branch_dependences): Skip debug insns.
5625 (free_block_dependencies): Check for blocks with only debug insns.
5626 (compute_priorities): Likewise.
5627 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5628 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5630 (gimple_build_debug_bind_stat): New.
5631 (empty_body_p): Skip debug stmts.
5632 (gimple_has_side_effects): Likewise.
5633 (gimple_rhs_has_side_effects): Likewise.
5634 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5635 (gimple_build_debug_bind_stat): Declare.
5636 (gimple_build_debug_bind): Define.
5637 (is_gimple_debug): New.
5638 (gimple_debug_bind_p): New.
5639 (gimple_debug_bind_get_var): New.
5640 (gimple_debug_bind_get_value): New.
5641 (gimple_debug_bind_get_value_ptr): New.
5642 (gimple_debug_bind_set_var): New.
5643 (gimple_debug_bind_set_value): New.
5644 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5645 (gimple_debug_bind_reset_value): New.
5646 (gimple_debug_bind_has_value_p): New.
5647 (gsi_next_nondebug): New.
5648 (gsi_prev_nondebug): New.
5649 (gsi_start_nondebug_bb): New.
5650 (gsi_last_nondebug_bb): New.
5651 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5652 (print_insn): Handle DEBUG_INSN.
5653 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5654 of first insn prevail.
5655 (first_stmt): Skip debug stmts.
5656 (first_non_label_stmt): Likewise.
5657 (last_stmt): Likewise.
5658 (has_zero_uses_1): New.
5659 (single_imm_use_1): New.
5660 (verify_gimple_debug): New.
5661 (verify_types_in_gimple_stmt): Handle debug stmts.
5662 (verify_stmt): Likewise.
5663 (debug_loop_num): Skip debug stmts.
5664 (remove_edge_and_dominated_blocks): Remove dominators last.
5665 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5666 (linearize_expr): Likewise.
5667 * config/i386/i386.c (ix86_delegitimize_address): Call
5668 default implementation.
5669 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5670 (group_barrier_needed): Skip debug insns.
5671 (emit_insn_group_barriers): Likewise.
5672 (emit_all_insn_group_barriers): Likewise.
5673 (ia64_variable_issue): Handle debug insns.
5674 (ia64_dfa_new_cycle): Likewise.
5675 (final_emit_insn_group_barriers): Skip debug insns.
5676 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5677 def cfa without frame.
5678 (process_set): Likewise.
5679 (process_for_unwind_directive): Pass frame on.
5680 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5681 (rs6000_delegitimize_address): New.
5682 (rs6000_debug_adjust_cost): Handle debug insns.
5683 (is_microcoded_insn): Likewise.
5684 (is_cracked_insn): Likewise.
5685 (is_nonpipeline_insn): Likewise.
5686 (insn_must_be_first_in_group): Likewise.
5687 (insn_must_be_last_in_group): Likewise.
5688 (force_new_group): Likewise.
5689 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5690 contains only debug insns.
5691 (rtl_merge_blocks): Skip debug insns.
5692 (purge_dead_edges): Likewise.
5693 (rtl_block_ends_with_call_p): Skip debug insns.
5694 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5695 (mark_reg_dependencies): Skip debug insns.
5696 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5697 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5698 * tree-ssa-threadedge.c
5699 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5700 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5701 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5702 (copyprop_hardreg_forward_1): Handle debug insns.
5703 * reload1.c (reload): Skip debug insns. Replace unassigned
5704 pseudos in debug insns with their equivalences.
5705 (eliminate_regs_in_insn): Skip debug insns.
5706 (emit_input_reload_insns): Skip debug insns at first, adjust
5708 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5709 (get_indirect_ref_operands): Pass opf_no_vops on.
5710 (get_expr_operands): Likewise. Skip debug stmts.
5711 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5713 2009-09-01 Richard Henderson <rth@redhat.com>
5715 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5716 stmt_ends_pp_p statements at least once.
5717 * tree-vrp.c (vrp_initialize): Likewise.
5718 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5720 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5723 Fix AIX bootstrap after PR debug/30161
5724 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5725 that is a GNU extension.
5726 (tmpl_value_parm_die_table): Move the definition of this global
5727 outside #ifdef DWARF2_DEBUGGING_INFO region.
5729 2009-09-01 Richard Guenther <rguenther@suse.de>
5731 * tree.c (tree_expr_size): New function.
5732 * tree.h (tree_expr_size): Declare.
5733 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5734 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5735 * langhooks.c (lhd_expr_size): Remove.
5736 * langhooks.h (struct lang_hooks): Remove expr_size.
5737 * explow.c (expr_size): Use tree_expr_size.
5738 (int_expr_size): Likewise.
5739 * langhooks-def.h (lhd_expr_size): Remove.
5740 (LANG_HOOKS_EXPR_SIZE): Likewise.
5741 (LANG_HOOKS_INITIALIZER): Adjust.
5743 2009-09-01 Richard Guenther <rguenther@suse.de>
5745 * tree-flow.h (mark_addressable): Move declaration ...
5746 * tree.h (mark_addressable): ... here.
5747 * stmt.c (expand_asm_operands): Use mark_addressable, not
5748 lang_hooks.mark_addressable.
5749 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5750 LANG_HOOKS_MARK_ADDRESSABLE.
5751 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5752 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5754 2009-08-31 Chris Demetriou <cgd@google.com>
5756 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5757 vectorize if not TARGET_SSE2.
5759 2009-08-31 DJ Delorie <dj@redhat.com>
5761 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5762 registers if no coprocessor is enabled.
5764 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5767 * cgraph.h (cgraph_get_node): Declare ...
5768 * cgraph.c (cgraph_get_node): ... new function.
5769 * dwarf2out.c (gen_generic_params_dies,
5770 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5771 make_ith_pack_parameter_name,
5772 append_entry_to_tmpl_value_parm_die_table,
5773 gen_remaining_tmpl_value_param_die_attribute): New functions.
5774 (gen_subprogram_die): Generate debug info for template parameters
5775 if debug info level is higher than DINFO_LEVEL_TERSE.
5776 Use tree_add_const_value_attribute_for_decl instead of
5777 tree_add_const_value_attribute.
5778 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5779 instead of tree_add_const_value_attribute.
5780 (gen_struct_or_union_type_die): Generate debug
5781 info for template parameters if debug info level is higher than
5783 (tree_add_const_value_attribute): Handle integral and pointer
5784 constants. Update comment.
5785 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5786 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5787 (reference_to_unused): Fix thinko. Remove redundant predicates from
5789 (tree_add_const_value_attribute): Make this work for constant
5791 tree_add_const_value_attribute_for_decl is to be used for variable
5793 (add_location_or_const_value_attribute): Use
5794 tree_add_const_value_attribute_for_decl now.
5795 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5796 DW_TAG_template_value_param DIEs after function DIEs have been
5798 * langhooks.h (lang_hooks_for_types): Add
5799 get_argument_pack_elems.
5800 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5801 (lang_hooks): Added get_innermost_generic_parms,
5802 get_innermost_generic_args.
5803 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5804 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5805 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5806 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5808 2009-08-31 DJ Delorie <dj@redhat.com>
5810 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5811 it once we start generating the prologue or epilogue.
5812 (mep_call_saves_register): If the frame is locked, re-use
5814 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5815 (mep_expand_prologue): Call it.
5816 (mep_expand_epilogue): Likewise.
5817 (mep_start_function): Use the same logic as mep_expand_prologue.
5818 (mep_pass_by_reference): Make logic more readable.
5819 (mep_return_in_memory): Zero-sized objects are passed in memory.
5820 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5822 2009-08-31 Richard Guenther <rguenther@suse.de>
5824 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5825 to query if the memory regions for memmove overlap.
5826 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5827 asserts on pointers, instead deal with odd trees.
5828 (ptr_derefs_may_alias_p): Likewise.
5829 (refs_may_alias_p_1): Constructor bases also never alias.
5831 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5833 * doc/install.texi (Final install): Adjust reference on where to
5834 order printed manuals.
5836 2009-08-30 Olivier Hainque <hainque@adacore.com>
5838 * dwarf2out.c (switch_to_frame_table_section): Move
5839 definition prior to first use.
5841 2009-08-30 Richard Guenther <rguenther@suse.de>
5843 PR tree-optimization/41186
5844 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5845 (ao_ref_init_from_ptr_and_size): New function.
5846 (ref_maybe_used_by_call_p_1): Be more precise tracking
5847 used ranges for builtin functions.
5848 (ref_maybe_used_by_call_p): Adjust.
5849 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5850 ranges for builtin functions.
5851 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5853 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5856 * fwprop.c (get_reg_use_in): Delete.
5857 (free_load_extend): New function.
5858 (forward_propagate_subreg): Use it.
5860 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5862 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5864 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5867 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5870 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5872 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5873 fini or fini_array section.
5875 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5877 * graphite-dependences.c (graphite_legal_transform_bb): Call
5878 pbb_remove_duplicate_pdrs.
5879 * graphite-poly.c (can_collapse_pdr): Removed.
5880 (pdr_find_duplicate): Removed.
5881 (can_collapse_pdrs): New.
5882 (pbb_remove_duplicate_pdrs): New.
5883 (new_poly_dr): Do not look for duplicates.
5884 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5885 (PBB_PDR_DUPLICATES_REMOVED): New.
5886 (pbb_remove_duplicate_pdrs): Declared.
5888 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5890 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5891 the strides by multiplying by PDR_NB_REFS.
5892 * graphite-poly.c (can_collapse_pdr): New.
5893 (pdr_find_duplicate): New.
5894 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5895 Initialize PDR_NB_REFS.
5896 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5898 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5900 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5903 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5906 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5908 * graphite-dependences.c (pddr_original_scattering): Return NULL
5909 for read-read dependence relations.
5910 * graphite-poly.h (enum poly_dr_type): Fix comment.
5913 (pdr_may_write_p): New.
5915 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5917 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5918 (struct poly_dr): Same.
5919 (new_poly_dr): Same.
5920 * graphite-poly.c (new_poly_dr): Same.
5921 * graphite-dependences.c (dot_deps): Disable call to system.
5923 2009-08-28 Cary Coutant <ccoutant@google.com>
5926 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5927 struct/union/enum types local to a function.
5929 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5930 Sebastian Pop <sebastian.pop@amd.com>
5932 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5933 pbb_strip_mine_time_depth. Changed the implementation so that
5934 transformation is expressed as a transformation on
5935 time (scatttering) dimensions. Also, ensures that the 2d+1
5936 scheduling format is preserved.
5937 (pbb_strip_mine_profitable_p): Profitability is based on the
5938 iteration number of a given time (scattering) dimension,
5939 and not on a original loop depth dimension.
5940 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5941 (pbb_do_strip_mine): Call psct_dynamic_dim.
5942 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5943 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5944 (pbb_nb_dynamic_scattering_transform): New.
5945 (psct_dynamic_dim): New.
5947 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5949 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5950 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5951 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5952 * graphite-interchange.c (build_linearized_memory_access): Same.
5953 (memory_stride_in_loop): Same.
5955 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5957 * graphite-dependences.c (pddr_original_scattering): New.
5958 (graphite_legal_transform_dr): Call pddr_original_scattering.
5961 * graphite-dependences.h (dot_deps): Declared.
5962 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5963 (print_pdr): Print PDR_ID.
5964 * graphite-poly.h (struct poly_dr): Add field id.
5967 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5969 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5971 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5972 not delete the original dependence relation.
5974 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5976 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5977 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5978 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5979 (free_poly_ddr): New.
5980 (pddr_is_empty): New.
5981 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5982 (dependence_polyhedron): Same. Remove useless gcc_assert.
5984 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5985 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5986 * graphite-dependences.h (enum poly_dependence_kind): New.
5987 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5988 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5989 (PDRP_SINK): Renamed PDDR_SINK.
5990 (PDRP_DDP): Renamed PDDR_DDP.
5992 (free_poly_ddr): Declared.
5993 * graphite-poly.c (new_scop): Use the new hash function names.
5994 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5995 into original_pddrs.
5996 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5998 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6000 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6001 bounds with LT_EXPR to make niter analysis more precise on code
6002 generated by Graphite.
6004 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6006 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6007 (graphite_legal_transform_bb): Same.
6008 (poly_drs_may_alias_p): Same.
6010 2009-08-28 Richard Guenther <rguenther@suse.de>
6012 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6014 2009-08-28 Jan Beulich <jbeulich@novell.com>
6016 * config/i386/netware.c: Include langhooks.h.
6017 (i386_nlm_encode_section_info): Simplify.
6018 (netware_override_options): Delete.
6019 * config/i386/netware.h (netware_override_options): Delete
6021 (OVERRIDE_OPTIONS): Delete definition.
6022 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6023 (ASM_COMMENT_START): Define.
6024 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6026 2009-08-28 Jan Beulich <jbeulich@novell.com>
6028 * configure.ac: For in-tree ld, do a plain version check to
6029 determine whether comdat groups are supported.
6030 * configure: Regenerate.
6032 2009-08-28 Olivier Hainque <hainque@adacore.com>
6034 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6035 always defined. Reflect definition or absence of such for
6036 COLLECT_EXPORT_LIST. Readability helper.
6037 (scanfilter): New enum, to help control what symbols
6038 are to be considered or ignored by scan_prog_file.
6039 (enum pass): Rename as "scanpass", moved together with scanfilter
6040 prior to scan_prog_file's prototype.
6041 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6042 Group prototype with the scanpass/scanfilter definitions, factorize
6043 head comments for the several implementations at the prototype.
6044 (main): Reorganize the first pass link control to let AIX
6045 drag only the needed frame tables in executables. Prevent
6046 frame tables collection during the scan aimed at static ctors.
6047 Pre-link and scan for frame tables later to compensate.
6048 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6049 A C statement to issue assembly directives that create a reference
6050 to the given DWARF table identifier label from the current function
6052 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6053 to differentiate first time section entry. Only emit a .data
6054 tables start identifier label the first time around.
6055 (switch_to_frame_table_section): New function. Helper for
6056 output_call_frame_info to switch possibly BACK into the eh_frame
6057 or the debug_frame section depending on FOR_EH.
6058 (output_call_frame_info): Use helper to first enter the proper
6060 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6061 emit a link to the frame table start label from each function
6063 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6064 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6065 * config/rs6000/rs6000-protos.h: Declare it.
6066 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6068 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6070 * config/sh/sh.c (split_branches): Check the result of
6073 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6075 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6076 using -pthread -fopenmp
6078 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6080 * doc/service.texi (service directory): Update URL.
6082 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6084 PR rtl-optimization/40861
6085 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6086 extract word from a multi-word subreg for negative byte positions.
6088 2009-08-27 Tristan Gingold <gingold@adacore.com>
6089 Douglas B Rupp <rupp@gnat.com>
6091 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6092 (SECTION_VMS_OVERLAY): Define.
6093 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6095 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6097 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6098 common_object declarations.
6099 (ia64_section_type_flags): Set section flag for common_object.
6100 * config/ia64/ia64-protos.h
6101 (ia64_vms_output_aligned_decl_common): Declare.
6102 (ia64_vms_elf_asm_named_section): Declare.
6104 2009-08-27 Michael Matz <matz@suse.de>
6106 * expr.c (expand_expr_real_2): New function taking exploded
6107 unary or binary expression, split out from ...
6108 (expand_expr_real_1): ... here. Move over all unary/binary
6109 switch parts to above function, in particular these codes:
6110 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6111 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6112 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6113 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6114 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6115 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6116 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6117 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6118 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6119 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6120 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6121 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6122 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6123 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6124 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6125 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6126 VEC_PACK_FIX_TRUNC_EXPR.
6127 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6130 2009-08-27 Richard Guenther <rguenther@suse.de>
6132 * gengtype.c (main): Handle uint64_t.
6133 * ipa-utils.c (get_base_var): Indent properly.
6134 * tree-ssa-live.c (debug_scope_block): New function.
6135 * tree-flow.h (debug_scope_block): Declare.
6136 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6137 * basic-block.h (enum profile_status): Rename to
6138 enum profile_status_d.
6139 (x_profile_status): Adjust type.
6141 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6144 * dwarf2out.c (get_context_die): Declare this static function.
6145 (gen_type_die_with_usage): Make sure a DIE is a generated for
6146 the context of a typedef.
6148 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6150 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6153 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6155 * config/mips/mips-protos.h (mips_output_sync): Declare.
6156 (mips_sync_loop_insns): Likewise.
6157 (mips_output_sync_loop): Replace first two parameters with an rtx.
6158 * config/mips/mips.c (mips_multi_member): New structure.
6159 (mips_multi_members): New variable.
6160 (mips_multi_start): New function.
6161 (mips_multi_add): Likewise.
6162 (mips_multi_add_insn): Likewise.
6163 (mips_multi_add_label): Likewise.
6164 (mips_multi_last_index): Likewise.
6165 (mips_multi_copy_insn): Likewise.
6166 (mips_multi_set_operand): Likewise.
6167 (mips_multi_write): Likewise.
6168 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6169 (mips_init_print_operand_punct): Update accordingly.
6170 (mips_start_ll_sc_sync_block): New function.
6171 (mips_end_ll_sc_sync_block): Likewise.
6172 (mips_output_sync): Likewise.
6173 (mips_sync_insn1_template): Likewise.
6174 (mips_sync_insn2_template): Likewise.
6175 (mips_get_sync_operand): Likewise.
6176 (mips_process_sync_loop): Likewise.
6177 (mips_output_sync_loop): Use mips_process_sync_loop.
6178 (mips_sync_loop_insns): New function.
6179 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6180 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6181 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6182 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6183 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6184 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6185 (MIPS_SYNC_OLD_OP_12): Likewise.
6186 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6187 (MIPS_SYNC_NEW_OP_12): Likewise.
6188 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6189 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6190 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6191 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6192 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6193 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6194 * config/mips/mips.md (sync_mem): New attribute.
6195 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6196 (sync_exclusive_mask, sync_required_oldval): Likewise.
6197 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6198 (sync_release_barrier): Likewise.
6199 (length): Handle sync loops.
6200 (sync): Use mips_output_sync.
6201 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6202 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6203 and use mips_output_sync_loop.
6204 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6205 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6206 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6207 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6208 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6209 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6210 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6211 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6212 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6214 2009-08-26 Richard Guenther <rguenther@suse.de>
6217 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6218 the types to not match.
6219 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6221 * tree-ssa.c (useless_type_conversion_p): Conversions to
6222 pointers to unprototyped functions are useless.
6224 2009-08-26 Richard Guenther <rguenther@suse.de>
6226 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6227 whole-program condition, prepare to be called for non-globals.
6228 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6229 params build a representative with known type and track its fields.
6231 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6233 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6234 clearing by a taken branch.
6235 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6236 effectively after bbro pass.
6237 (sync_nand<mode>): Ditto.
6238 (sync_old_<fetchop_name><mode>): Ditto.
6239 (sync_old_nand<mode>): Ditto.
6240 (sync_new_<fetchop_name><mode>): Dito.
6241 (sync_new_nand<mode>): Ditto.
6242 (sync_compare_and_swap<mode>_1): Ditto.
6243 (*sync_compare_and_swap<mode>): Ditto.
6244 (sync_lock_test_and_set<mode>_1): Ditto.
6245 ("sync_lock_test_and_set<mode>): Ditto.
6247 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6249 * hwint.h (HOST_LONG_FORMAT): New macro
6250 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6251 Use HOST_PTR_PRINTF.
6252 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6253 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6254 (HOST_PTR_PRINTF): Document.
6256 2009-08-25 Jan Hubicka <jh@suse.cz>
6258 * config/i386/bmmintrin.h: Replace by #error.
6261 Michael Meissner <michael.meissner@amd.com>
6262 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6263 Tony Linthicum <tony.linthicum@amd.com>
6265 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6266 (TARGET_ROUND): New macro for the round/ptest instructions which
6267 are shared between SSE4.1 and SSE5.
6268 (OPTION_MASK_ISA_ROUND): Ditto.
6269 (OPTION_ISA_ROUND): Ditto.
6270 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6271 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6273 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6274 (-mfused-madd): New switch to give users control over whether the
6275 compiler optimizes to use the multiply/add SSE5 instructions.
6277 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6278 (ix86_handle_option): Turn off 3dnow if -msse5.
6279 (override_options): Add SSE5 support.
6280 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6282 (ix86_expand_sse_movcc): Add SSE5 support.
6283 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6284 vector type to the next largest size.
6285 (ix86_expand_sse5_pack): New function to use pperm to pack a
6286 vector type to the next smallest size.
6287 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6288 (IX86_BUILTIN_FMADDSD): Ditto.
6289 (IX86_BUILTIN_FMADDPS): Ditto.
6290 (IX86_BUILTIN_FMADDPD): Ditto.
6291 (IX86_BUILTIN_FMSUBSS): Ditto.
6292 (IX86_BUILTIN_FMSUBSD): Ditto.
6293 (IX86_BUILTIN_FMSUBPS): Ditto.
6294 (IX86_BUILTIN_FMSUBPD): Ditto.
6295 (IX86_BUILTIN_FNMADDSS): Ditto.
6296 (IX86_BUILTIN_FNMADDSD): Ditto.
6297 (IX86_BUILTIN_FNMADDPS): Ditto.
6298 (IX86_BUILTIN_FNMADDPD): Ditto.
6299 (IX86_BUILTIN_FNMSUBSS): Ditto.
6300 (IX86_BUILTIN_FNMSUBSD): Ditto.
6301 (IX86_BUILTIN_FNMSUBPS): Ditto.
6302 (IX86_BUILTIN_FNMSUBPD): Ditto.
6303 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6304 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6305 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6306 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6307 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6308 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6309 (IX86_BUILTIN_PPERM): Ditto.
6310 (IX86_BUILTIN_PERMPS): Ditto.
6311 (IX86_BUILTIN_PERMPD): Ditto.
6312 (IX86_BUILTIN_PMACSSWW): Ditto.
6313 (IX86_BUILTIN_PMACSWW): Ditto.
6314 (IX86_BUILTIN_PMACSSWD): Ditto.
6315 (IX86_BUILTIN_PMACSWD): Ditto.
6316 (IX86_BUILTIN_PMACSSDD): Ditto.
6317 (IX86_BUILTIN_PMACSDD): Ditto.
6318 (IX86_BUILTIN_PMACSSDQL): Ditto.
6319 (IX86_BUILTIN_PMACSSDQH): Ditto.
6320 (IX86_BUILTIN_PMACSDQL): Ditto.
6321 (IX86_BUILTIN_PMACSDQH): Ditto.
6322 (IX86_BUILTIN_PMADCSSWD): Ditto.
6323 (IX86_BUILTIN_PMADCSWD): Ditto.
6324 (IX86_BUILTIN_PHADDBW): Ditto.
6325 (IX86_BUILTIN_PHADDBD): Ditto.
6326 (IX86_BUILTIN_PHADDBQ): Ditto.
6327 (IX86_BUILTIN_PHADDWD): Ditto.
6328 (IX86_BUILTIN_PHADDWQ): Ditto.
6329 (IX86_BUILTIN_PHADDDQ): Ditto.
6330 (IX86_BUILTIN_PHADDUBW): Ditto.
6331 (IX86_BUILTIN_PHADDUBD): Ditto.
6332 (IX86_BUILTIN_PHADDUBQ): Ditto.
6333 (IX86_BUILTIN_PHADDUWD): Ditto.
6334 (IX86_BUILTIN_PHADDUWQ): Ditto.
6335 (IX86_BUILTIN_PHADDUDQ): Ditto.
6336 (IX86_BUILTIN_PHSUBBW): Ditto.
6337 (IX86_BUILTIN_PHSUBWD): Ditto.
6338 (IX86_BUILTIN_PHSUBDQ): Ditto.
6339 (IX86_BUILTIN_PROTB): Ditto.
6340 (IX86_BUILTIN_PROTW): Ditto.
6341 (IX86_BUILTIN_PROTD): Ditto.
6342 (IX86_BUILTIN_PROTQ): Ditto.
6343 (IX86_BUILTIN_PROTB_IMM): Ditto.
6344 (IX86_BUILTIN_PROTW_IMM): Ditto.
6345 (IX86_BUILTIN_PROTD_IMM): Ditto.
6346 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6347 (IX86_BUILTIN_PSHLB): Ditto.
6348 (IX86_BUILTIN_PSHLW): Ditto.
6349 (IX86_BUILTIN_PSHLD): Ditto.
6350 (IX86_BUILTIN_PSHLQ): Ditto.
6351 (IX86_BUILTIN_PSHAB): Ditto.
6352 (IX86_BUILTIN_PSHAW): Ditto.
6353 (IX86_BUILTIN_PSHAD): Ditto.
6354 (IX86_BUILTIN_PSHAQ): Ditto.
6355 (IX86_BUILTIN_FRCZSS): Ditto.
6356 (IX86_BUILTIN_FRCZSD): Ditto.
6357 (IX86_BUILTIN_FRCZPS): Ditto.
6358 (IX86_BUILTIN_FRCZPD): Ditto.
6359 (IX86_BUILTIN_CVTPH2PS): Ditto.
6360 (IX86_BUILTIN_CVTPS2PH): Ditto.
6361 (IX86_BUILTIN_COMEQSS): Ditto.
6362 (IX86_BUILTIN_COMNESS): Ditto.
6363 (IX86_BUILTIN_COMLTSS): Ditto.
6364 (IX86_BUILTIN_COMLESS): Ditto.
6365 (IX86_BUILTIN_COMGTSS): Ditto.
6366 (IX86_BUILTIN_COMGESS): Ditto.
6367 (IX86_BUILTIN_COMUEQSS): Ditto.
6368 (IX86_BUILTIN_COMUNESS): Ditto.
6369 (IX86_BUILTIN_COMULTSS): Ditto.
6370 (IX86_BUILTIN_COMULESS): Ditto.
6371 (IX86_BUILTIN_COMUGTSS): Ditto.
6372 (IX86_BUILTIN_COMUGESS): Ditto.
6373 (IX86_BUILTIN_COMORDSS): Ditto.
6374 (IX86_BUILTIN_COMUNORDSS): Ditto.
6375 (IX86_BUILTIN_COMFALSESS): Ditto.
6376 (IX86_BUILTIN_COMTRUESS): Ditto.
6377 (IX86_BUILTIN_COMEQSD): Ditto.
6378 (IX86_BUILTIN_COMNESD): Ditto.
6379 (IX86_BUILTIN_COMLTSD): Ditto.
6380 (IX86_BUILTIN_COMLESD): Ditto.
6381 (IX86_BUILTIN_COMGTSD): Ditto.
6382 (IX86_BUILTIN_COMGESD): Ditto.
6383 (IX86_BUILTIN_COMUEQSD): Ditto.
6384 (IX86_BUILTIN_COMUNESD): Ditto.
6385 (IX86_BUILTIN_COMULTSD): Ditto.
6386 (IX86_BUILTIN_COMULESD): Ditto.
6387 (IX86_BUILTIN_COMUGTSD): Ditto.
6388 (IX86_BUILTIN_COMUGESD): Ditto.
6389 (IX86_BUILTIN_COMORDSD): Ditto.
6390 (IX86_BUILTIN_COMUNORDSD): Ditto.
6391 (IX86_BUILTIN_COMFALSESD): Ditto.
6392 (IX86_BUILTIN_COMTRUESD): Ditto.
6393 (IX86_BUILTIN_COMEQPS): Ditto.
6394 (IX86_BUILTIN_COMNEPS): Ditto.
6395 (IX86_BUILTIN_COMLTPS): Ditto.
6396 (IX86_BUILTIN_COMLEPS): Ditto.
6397 (IX86_BUILTIN_COMGTPS): Ditto.
6398 (IX86_BUILTIN_COMGEPS): Ditto.
6399 (IX86_BUILTIN_COMUEQPS): Ditto.
6400 (IX86_BUILTIN_COMUNEPS): Ditto.
6401 (IX86_BUILTIN_COMULTPS): Ditto.
6402 (IX86_BUILTIN_COMULEPS): Ditto.
6403 (IX86_BUILTIN_COMUGTPS): Ditto.
6404 (IX86_BUILTIN_COMUGEPS): Ditto.
6405 (IX86_BUILTIN_COMORDPS): Ditto.
6406 (IX86_BUILTIN_COMUNORDPS): Ditto.
6407 (IX86_BUILTIN_COMFALSEPS): Ditto.
6408 (IX86_BUILTIN_COMTRUEPS): Ditto.
6409 (IX86_BUILTIN_COMEQPD): Ditto.
6410 (IX86_BUILTIN_COMNEPD): Ditto.
6411 (IX86_BUILTIN_COMLTPD): Ditto.
6412 (IX86_BUILTIN_COMLEPD): Ditto.
6413 (IX86_BUILTIN_COMGTPD): Ditto.
6414 (IX86_BUILTIN_COMGEPD): Ditto.
6415 (IX86_BUILTIN_COMUEQPD): Ditto.
6416 (IX86_BUILTIN_COMUNEPD): Ditto.
6417 (IX86_BUILTIN_COMULTPD): Ditto.
6418 (IX86_BUILTIN_COMULEPD): Ditto.
6419 (IX86_BUILTIN_COMUGTPD): Ditto.
6420 (IX86_BUILTIN_COMUGEPD): Ditto.
6421 (IX86_BUILTIN_COMORDPD): Ditto.
6422 (IX86_BUILTIN_COMUNORDPD): Ditto.
6423 (IX86_BUILTIN_COMFALSEPD): Ditto.
6424 (IX86_BUILTIN_COMTRUEPD): Ditto.
6425 (IX86_BUILTIN_PCOMEQUB): Ditto.
6426 (IX86_BUILTIN_PCOMNEUB): Ditto.
6427 (IX86_BUILTIN_PCOMLTUB): Ditto.
6428 (IX86_BUILTIN_PCOMLEUB): Ditto.
6429 (IX86_BUILTIN_PCOMGTUB): Ditto.
6430 (IX86_BUILTIN_PCOMGEUB): Ditto.
6431 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6432 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6433 (IX86_BUILTIN_PCOMEQUW): Ditto.
6434 (IX86_BUILTIN_PCOMNEUW): Ditto.
6435 (IX86_BUILTIN_PCOMLTUW): Ditto.
6436 (IX86_BUILTIN_PCOMLEUW): Ditto.
6437 (IX86_BUILTIN_PCOMGTUW): Ditto.
6438 (IX86_BUILTIN_PCOMGEUW): Ditto.
6439 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6440 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6441 (IX86_BUILTIN_PCOMEQUD): Ditto.
6442 (IX86_BUILTIN_PCOMNEUD): Ditto.
6443 (IX86_BUILTIN_PCOMLTUD): Ditto.
6444 (IX86_BUILTIN_PCOMLEUD): Ditto.
6445 (IX86_BUILTIN_PCOMGTUD): Ditto.
6446 (IX86_BUILTIN_PCOMGEUD): Ditto.
6447 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6448 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6449 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6450 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6451 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6452 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6453 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6454 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6455 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6456 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6457 (IX86_BUILTIN_PCOMEQB): Ditto.
6458 (IX86_BUILTIN_PCOMNEB): Ditto.
6459 (IX86_BUILTIN_PCOMLTB): Ditto.
6460 (IX86_BUILTIN_PCOMLEB): Ditto.
6461 (IX86_BUILTIN_PCOMGTB): Ditto.
6462 (IX86_BUILTIN_PCOMGEB): Ditto.
6463 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6464 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6465 (IX86_BUILTIN_PCOMEQW): Ditto.
6466 (IX86_BUILTIN_PCOMNEW): Ditto.
6467 (IX86_BUILTIN_PCOMLTW): Ditto.
6468 (IX86_BUILTIN_PCOMLEW): Ditto.
6469 (IX86_BUILTIN_PCOMGTW): Ditto.
6470 (IX86_BUILTIN_PCOMGEW): Ditto.
6471 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6472 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6473 (IX86_BUILTIN_PCOMEQD): Ditto.
6474 (IX86_BUILTIN_PCOMNED): Ditto.
6475 (IX86_BUILTIN_PCOMLTD): Ditto.
6476 (IX86_BUILTIN_PCOMLED): Ditto.
6477 (IX86_BUILTIN_PCOMGTD): Ditto.
6478 (IX86_BUILTIN_PCOMGED): Ditto.
6479 (IX86_BUILTIN_PCOMFALSED): Ditto.
6480 (IX86_BUILTIN_PCOMTRUED): Ditto.
6481 (IX86_BUILTIN_PCOMEQQ): Ditto.
6482 (IX86_BUILTIN_PCOMNEQ): Ditto.
6483 (IX86_BUILTIN_PCOMLTQ): Ditto.
6484 (IX86_BUILTIN_PCOMLEQ): Ditto.
6485 (IX86_BUILTIN_PCOMGTQ): Ditto.
6486 (IX86_BUILTIN_PCOMGEQ): Ditto.
6487 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6488 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6489 (enum multi_arg_type): New enum for describing the various SSE5
6490 intrinsic argument types.
6491 (bdesc_multi_arg): New table for SSE5 intrinsics.
6492 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6493 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6495 (ix86_expand_builtin): Add SSE5 intrinsic support.
6496 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6497 operand instructions.
6498 (ix86_expand_sse5_multiple_memory): New function to split the
6499 second memory reference from SSE5 instructions.
6500 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6501 (ix86_return_pops_args): Use stdarg_p to determine if the function
6502 has variable arguments.
6503 (ix86_setup_incoming_varargs): Ditto.
6504 (x86_this_parameter): Ditto.
6506 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6508 (ix86_expand_sse5_pack): Ditto.
6509 (ix86_sse5_valid_op_p): Ditto.
6510 (ix86_expand_sse5_multiple_memory): Ditto.
6512 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6513 constant for SSE5 support.
6514 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6515 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6516 (UNSPEC_SSE5_PERMUTE): Ditto.
6517 (UNSPEC_SSE5_ASHIFT): Ditto.
6518 (UNSPEC_SSE5_LSHIFT): Ditto.
6519 (UNSPEC_FRCZ): Ditto.
6520 (UNSPEC_CVTPH2PS): Ditto.
6521 (UNSPEC_CVTPS2PH): Ditto.
6522 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6524 (COM_FALSE_S): Ditto.
6525 (COM_FALSE_P): Ditto.
6526 (COM_TRUE_S): Ditto.
6527 (COM_TRUE_P): Ditto.
6528 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6529 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6531 (memory attribute): Ditto.
6532 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6533 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6534 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6535 (floor<mode>2): Ditto.
6536 (ceil<mode>2): Ditto.
6537 (btrunc<mode>2): Ditto.
6538 (nearbyintdf2): Ditto.
6539 (nearbyintsf2): Ditto.
6540 (sse_setccsf): Disable if SSE5.
6541 (sse_setccdf): Ditto.
6542 (sse5_setcc<mode>): New support for SSE5 conditional move.
6543 (sse5_pcmov_<mode>): Ditto.
6545 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6547 (SSEMODEF2P): Ditto.
6548 (ssemodesuffixf4): New mode attribute for SSE5.
6549 (ssemodesuffixf2s): Ditto.
6550 (ssemodesuffixf2c): Ditto.
6551 (sserotatemax): Ditto.
6552 (ssescalarmode): Ditto.
6553 (sse_maskcmpv4sf3): Disable if SSE5.
6554 (sse_maskcmpv2df3): Ditto.
6555 (sse_vmmaskcmpv4sf3): Ditto.
6556 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6557 (sse5_vmfmadd<mode>4): Ditto.
6558 (sse5_fmsub<mode>4): Ditto.
6559 (sse5_vmfmsub<mode>4): Ditto.
6560 (sse5_fnmadd<mode>4): Ditto.
6561 (sse5_vmfnmadd<mode>4): Ditto.
6562 (sse5_fnmsub<mode>4): Ditto.
6563 (sse5_vmfnmsub<mode>4): Ditto.
6564 (sse5i_fmadd<mode>4): Ditto.
6565 (sse5i_fmsub<mode>4): Ditto.
6566 (sse5i_fnmadd<mode>4): Ditto.
6567 (sse5i_fnmsub<mode>4): Ditto.
6568 (sse5i_vmfmadd<mode>4): Ditto.
6569 (sse5i_vmfmsub<mode>4): Ditto.
6570 (sse5i_vmfnmadd<mode>4): Ditto.
6571 (sse5i_vmfnmsub<mode>4): Ditto.
6572 (mulv16qi3): Add SSE5 support.
6574 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6575 (sse2_mulv4si3): Disable if SSE5.
6576 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6577 (sse4_1_roundps): Ditto.
6578 (sse4_1_roundsd): Ditto.
6579 (sse4_1_roundss): Ditto.
6580 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6582 (sse_maskcmpsf3): Ditto.
6583 (sse_vmmaskcmpv4sf3): Ditto.
6584 (sse2_maskcmpv2df3): Ditto.
6585 (sse2_maskcmpdf3): Ditto.
6586 (sse2_vmmaskcmpv2df3): Ditto.
6587 (sse2_eq<mode>3): Ditto.
6588 (sse2_gt<mode>3): Ditto.
6589 (sse5_pcmov_<mode>): Add SSE5 support.
6590 (vec_unpacku_hi_v16qi): Ditto.
6591 (vec_unpacks_hi_v16qi): Ditto.
6592 (vec_unpacku_lo_v16qi): Ditto.
6593 (vec_unpacks_lo_v16qi): Ditto.
6594 (vec_unpacku_hi_v8hi): Ditto.
6595 (vec_unpacks_hi_v8hi): Ditto.
6596 (vec_unpacku_lo_v8hi): Ditto.
6597 (vec_unpacks_lo_v8hi): Ditto.
6598 (vec_unpacku_hi_v4si): Ditto.
6599 (vec_unpacks_hi_v4si): Ditto.
6600 (vec_unpacku_lo_v4si): Ditto.
6601 (vec_unpacks_lo_v4si): Ditto.
6602 (sse5_pmacsww): New SSE5 intrinsic insn.
6603 (sse5_pmacssww): Ditto.
6604 (sse5_pmacsdd): Ditto.
6605 (sse5_pmacssdd): Ditto.
6606 (sse5_pmacssdql): Ditto.
6607 (sse5_pmacssdqh): Ditto.
6608 (sse5_pmacsdqh): Ditto.
6609 (sse5_pmacsswd): Ditto.
6610 (sse5_pmacswd): Ditto.
6611 (sse5_pmadcsswd): Ditto.
6612 (sse5_pmadcswd): Ditto.
6613 (sse5_pcmov_<move>): Conditional move support on SSE5.
6614 (sse5_phaddbw): New SSE5 intrinsic insn.
6615 (sse5_phaddbd): Ditto.
6616 (sse5_phaddbq): Ditto.
6617 (sse5_phaddwd): Ditto.
6618 (sse5_phaddwq): Ditto.
6619 (sse5_phadddq): Ditto.
6620 (sse5_phaddubw): Ditto.
6621 (sse5_phaddubd): Ditto.
6622 (sse5_phaddubq): Ditto.
6623 (sse5_phadduwd): Ditto.
6624 (sse5_phadduwq): Ditto.
6625 (sse5_phaddudq): Ditto.
6626 (sse5_phsubbw): Ditto.
6627 (sse5_phsubwd): Ditto.
6628 (sse5_phsubdq): Ditto.
6629 (sse5_pperm): Ditto.
6630 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6631 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6632 (sse5_pperm_sign_v8hi_v4si): Ditto.
6633 (sse5_pperm_zero_v8hi_v4si): Ditto.
6634 (sse5_pperm_sign_v4si_v2di): Ditto.
6635 (sse5_pperm_sign_v4si_v2di): Ditto.
6636 (sse5_pperm_pack_v2di_v4si): Ditto.
6637 (sse5_pperm_pack_v4si_v8hi): Ditto.
6638 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6639 (sse5_perm<mode>): New SSE5 intrinsic insn.
6640 (rotl<mode>3): Ditto.
6641 (sse5_rotl<mode>3): Ditto.
6642 (sse5_ashl<mode>3): Ditto.
6643 (sse5_lshl<mode>3): Ditto.
6644 (sse5_frcz<mode>2): Ditto.
6645 (sse5s_frcz<mode>2): Ditto.
6646 (sse5_cvtph2ps): Ditto.
6647 (sse5_cvtps2ph): Ditto.
6648 (sse5_vmmaskcmp<mode>3): Ditto.
6649 (sse5_com_tf<mode>3): Ditto.
6650 (sse5_maskcmp<mode>3): Ditto.
6651 (sse5_maskcmp_uns<mode>3): Ditto.
6652 (sse5_maskcmp_uns2<mode>3): Ditto.
6653 (sse5_pcom_tf<mode>3): Ditto.
6655 * config/i386/predicates.md (sse5_comparison_float_operator):
6656 New predicate to match the comparison operators supported by
6657 the SSE5 com instruction.
6658 (ix86_comparison_int_operator): New predicate to match just the
6659 signed int comparisons.
6660 (ix86_comparison_uns_operator): New predicate to match just the
6661 unsigned int comparisons.
6663 * doc/invoke.texi (-msse5): Add documentation.
6664 (-mfused-madd): Ditto.
6666 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6668 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6670 (x86_64-*-*): Ditto.
6672 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6674 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6675 intrinisics for SSE5.
6677 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6680 * config/i386/mmintrin-common.h: New file, to contain common
6681 instructions between SSE4.1 and SSE5.
6683 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6684 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6685 (gen_regparm_prefix): Ditto.
6687 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6688 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6689 prototype_p to determine if a function is prototyped.
6691 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6693 * c-common.c (c_common_reswords) add the alignof keyword,
6694 with same RID as __alignof and __alignof__
6696 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6698 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6699 * hooks.c (hook_bool_const_int_const_int_true): New function.
6700 * target.h (struct gcc_target): Add can_eliminate field.
6701 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6702 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6703 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6704 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6705 (elim_table): Revise comment.
6706 * system.h (CAN_ELIMINATE): Poison.
6707 * defaults.h (CAN_ELIMINATE): Remove.
6708 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6710 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6711 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6713 (alpha_vms_can_eliminate): Declare as static, change return type to
6715 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6717 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6718 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6719 (arm_can_eliminate): New function.
6721 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6722 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6723 (avr_can_eliminate): Declare as static.
6724 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6726 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6727 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6728 (bfin_can_eliminate): New function.
6730 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6731 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6732 (crx_can_eliminate): New function.
6734 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6735 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6736 (fr30_can_eliminate): New function.
6738 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6739 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6740 (frv_can_eliminate): New function.
6742 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6743 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6744 (h8300_can_eliminate): New function.
6746 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6747 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6748 (i386_can_eliminate): Declare as static, change return type to bool.
6749 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6751 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6752 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6753 (ia64_can_eliminate): New function.
6755 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6756 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6757 (iq2000_can_eliminate): New function.
6759 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6760 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6761 (m32r_can_eliminate): New function.
6763 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6764 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6765 (m68hc11_can_eliminate): New function.
6767 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6768 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6769 (m68k_can_eliminate): New function.
6771 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6772 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6773 (mep_can_eliminate): New function.
6775 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6776 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6777 (mips_can_eliminate): New function.
6779 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6780 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6781 (rs6000_can_eliminate): New function.
6783 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6784 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6785 (s390_can_eliminate): Declare as static.
6786 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6788 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6789 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6790 (score_can_eliminate): New function.
6792 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6793 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6794 (sparc_can_eliminate): Declare as static.
6795 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6797 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6798 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6799 (xstormy16_can_eliminate): New function.
6801 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6802 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6803 (v850_can_eliminate): New function.
6805 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6807 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6808 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6809 (*movdfcc_ext[1234]): Disable for IEEE mode.
6811 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6813 * gimplify.c (prepare_gimple_addressable): New static function.
6814 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6816 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6817 manually fiddling with it.
6819 2009-08-25 Michael Matz <matz@suse.de>
6821 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6822 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6824 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6825 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6826 (do_jump): Split out code for simple binary comparisons into ...
6827 (do_jump_1): ... this, taking the individual operands and code.
6828 Change callers to helper function above accordingly.
6829 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6832 2009-08-25 Michael Matz <matz@suse.de>
6834 * expr.h (struct separate_ops, sepops): New type for passing
6835 around an exploded simple expression.
6836 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6837 Use this structure instead of expression tree.
6838 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6839 expression, only its type.
6840 (expand_vec_cond_expr): Take type and individual operands instead
6842 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6843 expand_vec_shift_expr): Change prototype accordingly.
6844 * tree-vect-stmts.c (vectorizable_condition): Change call of
6845 expand_vec_cond_expr_p to pass only type.
6846 * expr.c (do_store_flags): Change prototype and implementation
6847 to take an exploded expression.
6848 (expand_expr_real_1): New local ops initialized with details
6849 of the full expression. Use it instead of full
6850 expression in calls to do_store_flags, expand_vec_cond_expr,
6851 expand_widen_pattern_expr and expand_vec_shift_expr.
6853 2009-08-25 Michael Matz <matz@suse.de>
6855 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6856 treeop2 initialized with first three operands of the full expression.
6857 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6859 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6861 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6862 (__gthread_objc_condition_allocate): Mark arguments as unused.
6863 (__gthread_objc_condition_deallocate): Likewise.
6864 (__gthread_objc_condition_wait): Likewise.
6865 (__gthread_objc_condition_broadcast): Likewise.
6866 (__gthread_objc_condition_signal): Likewise.
6867 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6868 (__gthread_objc_thread_id): Likewise.
6870 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6873 * tree-pretty-print.c (print_call_name): Print the correct call name
6874 for procedure pointer components.
6876 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6878 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6879 default_promote_function_mode when not VMS.
6881 2009-08-24 Olivier Hainque <hainque@adacore.com>
6883 * convert.c (convert_to_integer): Don't assume an input pointer is
6884 POINTER_SIZE wide. Fetch from the type instead.
6886 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6888 * configure.ac (AC_PREREQ): Bump to 2.64.
6890 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6892 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6893 (process_command): Don't search standard_exec_prefix_1 and
6894 standard_exec_prefix_2.
6896 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6898 * config/arm/arm.c (output_return_instruction): Handle for
6901 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6903 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6905 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6907 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6908 (*arm_movdf_vfp): Likewise.
6910 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6912 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6913 (vashr<mode>3): Rename from ashr<mode>3.
6914 (vlshr<mode>3): Rename from lshr<mode>3.
6916 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6919 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6920 (check_format_info_main): Use scalar_identify_flag.
6921 (check_format_types): Check for scalar size identity if
6922 scalar_identify_flag is set.
6923 (printf_length_specs): Extend by new field.
6924 (asm_fprintf_length_specs): Likewise.
6925 (gcc_diag_length_specs): Likewise.
6926 (scanf_length_specs): Likewise.
6927 (strfmon_length_specs): Likewise.
6928 (gcc_gfc_length_specs): Likewise.
6929 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6930 (ms_printf_flag_specs): Likewise.
6931 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6933 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6936 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6937 (*call_value_pop_1): Ditto.
6938 (*sibcall_pop_1): New insn pattern.
6939 (*sibcall_value_pop_1): Ditto.
6941 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6944 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6947 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6950 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6951 (get_reg_use_in): New function.
6952 (forward_propagate_subreg): Propagate through subreg of zero_extend
6955 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6957 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6958 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6960 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6962 * configure.ac: Remove --with-datarootdir, --with-docdir,
6963 --with-htmldir switches. No need to call AC_SUBST for
6964 datarootdir, docdir, htmldir any more.
6965 * configure: Regenerate.
6966 * doc/install.texi (Configuration): Document --datarootdir,
6967 --docdir, --htmldir, --pdfdir; update documentation for
6968 --infodir, --mandir.
6969 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6972 * aclocal.m4: Regenerate.
6973 * config.in: Regenerate.
6974 * configure: Regenerate.
6976 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6977 Olivier Hainque <hainque@adacore.com>
6979 * config/ia64/ia64.c: Include libfuncs.h.
6980 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6981 (ia64_expand_call): Use reg 25 on VMS.
6982 (ia64_initialize_trampoline): Fix for VMS ABI.
6983 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6984 (ia64_function_arg): Initialize reg 25 on VMS.
6985 Fix OpenVMS ABI issues for varargs.
6986 For OpenVMS, emit the Argument Information register set in the
6987 incoming/sibcall case as well.
6988 (ia64_arg_type): New function.
6989 (ia64_function_arg_advance): Keep track of cum->words.
6990 Fix OpenVMS ABI issues for varargs.
6991 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6992 (ia64_override_options): Set flag_no_common on VMS.
6993 (ia64_init_builtins): Disable FWRITE builtin.
6994 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6995 (ia64_vms_init_libfuncs): Add decc$ routines.
6996 (ia64_vms_valid_pointer_mode): New function.
6997 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6998 (ia64_promote_function_mode): New function
6999 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7000 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7001 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7002 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7003 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7004 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7005 Suppress trailing '#' if VALUE is numeric.
7006 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7007 ia64_promote_function_mode.
7008 (TARGET_VALID_POINTER_MODE): Define.
7010 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7013 * config/rs6000/rs6000.c (rs6000_override_options): Use
7014 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7017 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7018 reporting of vector + decimal/boolean/complex error.
7020 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7022 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7023 __vector double TYPE_DECL.
7025 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7027 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7028 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7029 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7030 to pointer to enum machine_mode. Update all callers as needed.
7032 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7034 * config/alpha/alpha.md (exception_receiver): Emit alternative
7035 GP load sequence if flag_reorder_blocks_and_partition is set.
7036 (*exception_receiver_2): Also enable when
7037 flag_reorder_blocks_and_partition is set.
7039 2009-08-20 Matt Rice <ratmice@gmail.com>
7040 Diego Novillo <dnovillo@google.com>
7042 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7045 2009-08-20 Richard Guenther <rguenther@suse.de>
7047 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7048 * c-tree.h (c_dup_lang_specific_decl): Remove.
7049 (struct lang_decl, struct lang_type): Move definitions ...
7050 * c-lang.h: ... here. New file.
7051 * c-decl.c: Include c-lang.h.
7052 (c_dup_lang_specific_decl): Remove.
7053 * c-typeck.c: Include c-lang.h.
7054 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7055 (c-typeck.o): Likewise.
7056 * c-config-lang.in (gtfiles): Add c-lang.h.
7057 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7060 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7062 * config/alpha/alpha.c (alpha_end_function): Do not clear
7063 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7064 this is now handled in generic code.
7066 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7068 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7069 (s390_z10_fix_long_loop_prediction): New function.
7070 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7071 (s390_reorg): Walk over the INSNs and invoke
7072 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7074 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7076 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7077 "*brx_64bit", "*brx_31bit"): New patterns.
7078 * config/s390/s390.c ('E'): New output modifier.
7080 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7081 Richard Earnshaw <richard.earnshaw@arm.com>
7083 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7084 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7086 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7088 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7090 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7091 for mode mode of operand0 when doing secondary reload for SAR.
7093 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7096 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7097 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7099 2009-08-19 Jason Merrill <jason@redhat.com>
7101 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7102 supported template depth in C++0x.
7104 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7106 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7107 free_after_compilation.
7108 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7109 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7110 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7111 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7112 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7113 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7114 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7116 2009-08-19 Ian Lance Taylor <iant@google.com>
7118 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7119 of (plus (mult (neg B) C) A).
7121 2009-08-18 Michael Matz <matz@suse.de>
7123 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7124 instead of comparing TYPE_MAIN_VARIANT for equality.
7125 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7126 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7127 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7128 * gimplify.c (goa_lhs_expr_p): Ditto and use
7129 STRIP_USELESS_TYPE_CONVERSION.
7131 2009-08-18 Michael Matz <matz@suse.de>
7133 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7134 first field in a struct.
7135 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7137 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7139 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7140 locators before emit_insn is called. Remove assert that
7142 (alpha_end_function): Clear crtl->emit structure and free insn
7143 locators if cfun->is_thunk is true.
7145 2009-08-18 Jason Merrill <jason@redhat.com>
7147 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7149 * configure.ac: Test for it.
7150 * configure, config.in: Regenerate.
7151 * doc/install.texi: Document --enable-gnu-unique-object.
7153 2009-08-18 Richard Guenther <rguenther@suse.de>
7156 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7157 pow(x,y*z) only if x is nonnegative.
7159 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7161 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7165 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7166 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7168 2009-08-17 DJ Delorie <dj@redhat.com>
7170 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7171 * config/m32c/prologue.md (epilogue_freit): New.
7173 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7174 (bank_switch_p): Likewise.
7175 (fast_interrupt_p): Likewise.
7176 (interrupt_p): Likewise.
7177 (m32c_conditional_register_usage): Round memregs size up.
7178 (need_to_save): We only need to save $a0 when we use ENTER.
7179 (interrupt_p): Check for fast_interrupt too.
7180 (bank_switch_p): New.
7181 (fast_interrupt_p): New.
7182 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7183 (m32c_emit_prolog): Support bank switching and fast interrupts.
7184 * doc/extend.texi (Function Attributes): Add bank_switch and
7187 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7189 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7190 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7192 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7194 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7195 (menu): Add IA-64/VMS Options.
7196 (IA-64/VMS Options): Likewise.
7198 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7201 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7203 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7205 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7206 (mips_pop_asm_switch): Likewise.
7207 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7209 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7210 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7211 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7212 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7213 instead of set_noreorder.
7214 (mips_output_function_prologue): Use the new functions.
7215 (mips_output_function_epilogue): Likewise.
7216 (mips_need_noat_wrapper_p): New function, split out from...
7217 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7218 Use mips_push_asm_switch and mips_pop_asm_switch.
7219 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7220 and mips_pop_asm_switch.
7221 (ASM_OUTPUT_REG_POP): Likewise.
7222 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7223 Use mips_pop_asm_switch.
7224 (mips_asm_switch): New structure.
7225 (set_noreorder, set_nomacro): Replace with...
7226 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7227 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7228 instead of set_nomacro.
7229 (fix_truncsfsi2_macro): Likewise.
7230 (cprestore): Likewise.
7231 (hazard): Use mips_noreorder instead of set_noreorder.
7232 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7234 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7236 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7237 from prev_active_insn.
7239 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7241 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7242 * config/avr/avr.c (avr_override_options): Initialize
7243 avr_current_arch variable.
7244 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7245 __AVR_HAVE_16BIT_SP__ according to the device type.
7246 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7248 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7249 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7251 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7254 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7255 generating inlined subroutine die only. We shouldn't be
7256 called for anything else.
7257 (gen_block_die): Don't generate inline subroutine debug info for
7260 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7262 * graphite-poly.c (print_pbb): Print PBB index.
7264 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7267 * graphite-interchange.c (ppl_max_for_le): Moved...
7268 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7269 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7270 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7271 * graphite-ppl.h (ppl_max_for_le): Declared.
7273 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7275 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7276 supported on all platforms.
7277 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7278 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7279 * c-pragma.c: Likewise.
7280 * target-def.h (TARGET_INITIALIZER): Remove
7281 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7282 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7284 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7286 * config/ia64/fde-vms.c: New file.
7287 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7288 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7289 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7290 (uw_frame_state_for): Only register a personality routine if it is
7291 known to be compatible with our expectations.
7292 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7293 Declare unw_table_entry stack variable and
7294 mod all calls to _Unwind_FindTableEntry to add arg.
7295 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7296 (_Unwind_FindTableEntry): Add arg to prototype.
7298 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7300 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7301 field 'signal_pfs_loc'.
7302 (uw_frame_state_for): Remove duplicate code dealing with leaf
7303 procedures without unwind info.
7304 If in the frame after unwinding through a signal handler, restore
7305 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7306 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7307 'pfs_loc' to the AR.PFS location in the signal context; instead
7308 set 'signal_pfs_loc'.
7309 Manually generate the unwind info for the AR.PFS register.
7310 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7311 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7312 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7313 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7314 instead set 'signal_pfs_loc'.
7315 Remove code preventing the AR.PFS register from being restored
7316 from the signal context.
7318 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7319 Tristan Gingold <gingold@adacore.com>
7321 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7322 * config/ia64/t-vms: New file.
7323 * config/ia64/vms64.h: New file.
7324 * config/ia64/vms.h: New file.
7325 * config/ia64/vms-crtinit.asm: New file.
7326 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7327 * config/ia64/vms-unwind.h: New file.
7329 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7331 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7334 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7337 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7339 * real.h (do_mpc_arg2): ... here.
7340 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7343 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7345 * final.c (add_debug_prefix_map): Don't use GC memory for
7346 old_prefix and new_prefix.
7348 2009-08-14 Richard Guenther <rguenther@suse.de>
7350 * ipa-prop.c (compute_complex_pass_through): If we cannot
7351 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7353 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7355 * c-lex.c (c_lex_with_flags): Increase size of local variable
7356 to avoid memory clobber.
7358 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7361 * config/i386/i386.c (ix86_fp_comparison_strategy):
7362 Only enable/disable sahf at function granularity.
7364 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7366 PR rtl-optimization/41064
7367 * reload1.c (reload_as_needed): Don't call extract_insn
7368 for known invalid replacements after calling
7369 validate_replace_rtx_group and verify_changes.
7371 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7374 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7375 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7376 ix86_expand_fp_vcond.
7377 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7378 Assert that operation is supported by ix86_expand_int_vcond.
7379 (vcondu<SSEMODE124C8:mode>): Ditto.
7381 2009-08-13 DJ Delorie <dj@redhat.com>
7383 * config/i386/djgpp-stdint.h: New.
7384 * config.gcc (djgpp): Use it.
7386 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7388 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7389 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7391 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7393 * tree-ssa-loop-prefetch.c
7394 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7395 for long-stride pruning.
7396 (compute_miss_rate): New function to compute the probability
7397 that two memory references access different cache lines.
7399 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7401 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7403 2009-08-13 Richard Guenther <rguenther@suse.de>
7406 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7407 use the constant pointer type.
7408 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7409 of CV qualifiers on the target pointer type.
7410 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7411 conversion check before restrict check.
7413 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7416 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7418 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7420 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7422 2009-08-12 Richard Guenther <rguenther@suse.de>
7424 PR tree-optimization/41011
7425 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7426 and reference constructing.
7428 2009-08-12 Xinliang David Li <davidxl@google.com>
7430 PR tree-optimization/41012
7431 * tree-flow.h : New external interface.
7432 * gimple-low.c (check_call_arg): Change to public function.
7433 Remove argument mismatch check in lowering.
7434 * tree-inline.h (tree_can_inline_p): Interface change.
7435 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7437 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7438 Call change to tree_can_inline_p function.
7439 (cgraph_decide_inlining_incrementally): Ditto.
7441 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7443 PR tree-optimization/41031
7444 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7445 on the partition variable rather than promote_mode on the source
7446 type. Assert that the partition variable's type has the same
7447 mode as the source value's.
7449 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7451 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7452 for for_return == 2.
7453 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7455 * calls.c (expand_call): Fix typo.
7456 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7458 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7460 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7461 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7462 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7463 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7465 2009-08-12 Andrew Haley <aph@redhat.com>
7467 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7469 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7472 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7474 2009-08-12 Richard Guenther <rguenther@suse.de>
7476 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7477 * gimplify.c (gimplify_modify_expr): Do not use
7478 lang_hooks.types_compatible_p.
7479 * tree-ssa.c (useless_type_conversion_p): For aggregates
7480 just return false if the canonical types differ.
7482 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7485 * sese.c (convert_for_phi_arg): New.
7486 (add_guard_exit_phis): Use convert_for_phi_arg.
7488 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7490 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7491 unknown subscript upper bounds.
7493 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7494 Pranav Garg <pranav.garg2107@gmail.com>
7496 * graphite-interchange.c (gather_access_strides): Removed.
7497 (ppl_max_for_le): New.
7498 (build_linearized_memory_access): New.
7499 (memory_stride_in_loop): New.
7500 (pbb_interchange_profitable_p): Reimplemented.
7501 * graphite-ppl.h (ppl_new_id_map): New.
7502 (ppl_interchange): New.
7504 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7506 * graphite-interchange.c (compute_subscript): Removed.
7507 (compute_array_size_cstr): Removed.
7508 (compute_array_size_poly): Removed.
7509 (compute_array_size): Removed.
7510 (gather_access_strides_poly): Removed.
7511 (gather_access_strides): Empty.
7513 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7515 * graphite-dependences.c (dependence_polyhedron_1): Replace
7516 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7517 (graphite_legal_transform_dr): Same.
7518 (graphite_carried_dependence_level_k): Same.
7519 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7520 Initialize PDR_NB_SUBSCRIPTS.
7521 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7523 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7524 (PDR_NB_SUBSCRIPTS): New.
7525 (pdr_nb_subscripts): Removed.
7526 (pdr_dim): Simplified.
7527 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7528 with PDR_NB_SUBSCRIPTS.
7530 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7532 * graphite-interchange.c (compute_array_size): Remove use of
7534 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7535 Do not initialize PDR_DATA_CONTAINER.
7536 (print_pdr): Do not print PDR_DATA_CONTAINER.
7537 * graphite-poly.h (struct poly_dr): Remove data_container field.
7538 (PDR_DATA_CONTAINER): Removed.
7539 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7541 (build_poly_dr): Same.
7543 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7544 Sebastian Pop <sebastian.pop@amd.com>
7546 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7547 copy of the dependence polyhedron. Free the temporary objects.
7548 (graphite_carried_dependence_level_k): Free unused objects before
7551 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7553 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7554 Early return without analyzing the data dependences if no
7555 transform has been done. Call restore_scattering if the transform
7557 (graphite-interchange.c): Same.
7558 * graphite-poly.c (print_scattering_function): Test for
7560 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7561 (apply_poly_transforms): Do not gcc_assert that
7562 the transform is legal.
7563 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7564 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7565 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7566 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7567 * graphite-poly.h (struct poly_scattering): New.
7568 (struct poly_bb): Add original, transformed, and saved fields.
7569 Remove transformed_scattering, original_scattering,
7570 nb_local_variables and nb_scattering_transform fields.
7571 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7572 (poly_scattering_new): New.
7573 (poly_scattering_free): New.
7574 (poly_scattering_copy): New.
7575 (store_scattering_pbb): New.
7576 (store_scattering): New.
7577 (restore_scattering_pbb): New.
7578 (restore_scattering): New.
7579 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7580 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7582 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7584 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7587 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7589 * Makefile.in (graphite.o): Depends on PREDICT_H.
7590 * graphite.c: Include predict.h.
7591 (graphite_finalize): Call tree_estimate_probability.
7592 * predict.c (predict_loops): Do not call scev_initialize and
7594 (tree_estimate_probability_bb): New.
7595 (tree_estimate_probability): Do not initialize loops: move that
7596 code to the driver. Call tree_estimate_probability_bb.
7597 (tree_estimate_probability_driver): New.
7598 (pass_profile): Use tree_estimate_probability_driver.
7599 * predict.h (tree_estimate_probability): Declared.
7601 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7603 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7604 * graphite-dependences.c (graphite_legal_transform): Add time to
7605 TV_GRAPHITE_DATA_DEPS.
7606 (dependency_between_pbbs_p): Same.
7607 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7609 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7611 PR rtl-optimization/41033
7612 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7613 aliasing is disabled.
7615 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7617 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7618 si_mask_operand, and_load_operand, low_bitmask_operand,
7619 and_reg_operand, and_operand): New predicates.
7620 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7621 * config/mips/mips.c (and_operands_ok): New function.
7622 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7623 * config/mips/mips.md (move_type): Add ext_ins and logical.
7624 (type): Handle them.
7625 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7626 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7627 shift_shift. Remove commutative constraint modifier.
7628 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7630 (*clear_upper32_dext): Remove define_insn_and_split.
7631 (*clear_upper32): Turn this define_insn_and_split ...
7632 (splitter for ANDing register with 0xffff_ffff): .. into this.
7634 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7636 * combine.c (try_widen_shift_mode): Factor out code to check if an
7637 integer constant is a low-order bitmask from here ...
7638 * rtlanal.c (low_bitmask_len): ... to here.
7639 * rtl.h (low_bitmask_len): Declare.
7641 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7644 * config/alpha/alpha.md (addsi3): Remove expander.
7645 (addsi3): Rename from *addsi3_internal insn pattern.
7646 (subsi3): Remove expander.
7647 (subsi3): Rename from *subsi3_internal insn pattern.
7649 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7651 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7654 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7655 Eric Botcazou <botcazou@adacore.com>
7656 Douglas B Rupp <rupp@gnat.com>
7658 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7659 that records that fit in 64 bits are returned by immediate value,
7660 as required by OpenVMS Calling Standard.
7661 (function_value): Adjust for above modification.
7662 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7663 virtual_incoming_args_rtx as base object, not next_arg.
7664 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7666 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7668 * reload.c (find_reloads_subreg_address): Check the original
7669 req_equiv_mem address to detect the case where an address is
7670 not valid in the outer mode.
7672 2009-08-11 Richard Guenther <rguenther@suse.de>
7675 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7677 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7679 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7680 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7682 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7683 Douglas B Rupp <rupp@gnat.com>
7685 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7686 PT_STACK when frame_pointer_needed on OpenVMS.
7687 (alpha_pv_save_size, alpha_using_fp): Remove.
7688 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7689 with proper processing for PT_NULL.
7690 (alpha_vms_initial_elimination_offset): New function. Support for
7691 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7692 (alpha_sa_size): Force procedure type to PT_STACK when
7693 frame_pointer_needed on OpenVMS.
7694 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7695 (alpha_using_fp): Likewise.
7696 (alpha_vms_can_eliminate): Add prototype.
7697 (alpha_vms_initial_elimination_offset): Likewise.
7698 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7699 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7701 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7702 Douglas B Rupp <rupp@gnat.com>
7704 * config/alpha/alpha.c (common_object_handler): New function.
7705 (vms_attribute_table): Declare a single attribute "common_object".
7706 (vms_output_aligned_decl_common): New global function.
7707 (SECTION_VMS_OVERLAY): Delete.
7708 (SECTION_VMS_GLOBAL): Likewise.
7709 (SECTION_VMS_INITIALIZE): Likewise.
7710 (vms_asm_named_section): Remove support for above flags.
7711 (vms_section_type_flags): Delete.
7712 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7713 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7714 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7715 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7717 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7720 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7721 (sub_ddmmss): Likewise.
7723 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7726 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7729 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7732 * reload1.c (reload_as_needed): Use cancel_changes to completely
7733 undo a failed replacement attempt.
7735 2009-08-10 Richard Guenther <rguenther@suse.de>
7738 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7739 (useless_type_conversion_p): ... here. Require pointer targets
7742 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7745 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7746 loose the original type of the statement list.
7748 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7750 * config/alpha/alpha.c: Include libfuncs.h
7751 (avms_asm_output_extern): New function.
7752 (alpha_init_libfuncs): Init some decc libfuncs.
7753 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7754 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7755 (DO_CRTL_NAMES): Define.
7757 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7758 (LONG_TYPE_SIZE): Define.
7759 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7760 (SUBTARGET_SWITCHES): Define malloc64 switch.
7761 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7762 (MASK_RETURN_ADDR): Define.
7763 doc/invoke.texi (mmalloc64): Document switch.
7765 2009-08-09 Olivier Hainque <hainque@adacore.com>
7766 Douglas B Rupp <rupp@gnat.com>
7768 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7769 uses_condition_handler.
7770 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7771 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7772 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7773 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7774 (code_for_builtin): New insn codes for the new alpha_builtins.
7775 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7776 (alpha_sa_size): Account for uses_condition_handler.
7777 (alpha_expand_prologue): Likewise.
7778 (alpha_start_function): Likewise.
7779 (alpha_expand_epilogue): Likewise.
7780 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7781 establish/revert expanders.
7782 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7783 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7784 New expander, resorting to the alpha.c associated function.
7785 (builtin_revert_vms_condition_handler): Likewise.
7786 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7787 __gcc_shell_handler, the static VMS condition handler used as
7788 an indirection wrapper to the current dynamically established
7790 * config/alpha/vms-unwind.h: Complete rewrite.
7791 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7792 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7794 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7795 Douglas B Rupp <rupp@gnat.com>
7797 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7798 (alpha_need_linkage): Handle aliases. Return function symbol.
7799 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7800 Use ultimate alias target for the linkage name.
7801 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7802 by alpha_need_linkage for the function symbol.
7803 (setmemdi): Likewise.
7805 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7807 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7808 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7809 (ASM_WEAKEN_LABEL): Define.
7810 (CRT_CALL_STATIC_FUNCTION): Define.
7811 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7812 (ENDFILE_SPEC): Define.
7813 (INIT_SECTION_ASM_OP): Define.
7814 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7815 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7817 (MULTILIB_OSDIRNAMES): Define.
7818 (shlib_version): Define.
7819 (SHLIB_EXT): Define.
7820 (SHLIB_OBJS): Define.
7821 (SHLIB_NAME): Define.
7822 (SHLIB_MULTILIB): Define.
7823 (SHLIB_INSTALL): Define.
7824 (SHLIB_SYMVEC): Define.
7825 (SHLIB_SYMVECX2): Define.
7826 (SHLIB_LINK): Define.
7828 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7830 * config/alpha/alpha.c (alpha_initialize_trampoline):
7831 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7832 (alpha_start_function): Emit transfer address on nested functions
7833 for VMS trampoline call.
7834 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7835 since no longer used.
7836 * config/alpha/vms-tramp.asm: Remove.
7837 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7838 since now only data initialized at runtime.
7840 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7842 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7843 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7844 (MD_EXEC_PREFIX): Remove, no longer used.
7845 (MD_STARTFILE_PREFIX): Likewise.
7846 (INCLUDE_DEFAULTS): Likewise.
7847 * config/alpha/t-vms:
7848 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7850 2009-08-09 Richard Guenther <rguenther@suse.de>
7852 PR tree-optimization/41016
7853 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7854 (operand_precision): Remove.
7855 (integral_operand_p): Likewise.
7856 (recognize_single_bit_test): Adjust.
7858 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7860 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7861 operation overflows. Likewise non-cast unary arithmetic.
7862 If one arm of a conditional expression is always taken,
7863 inhibit evaluation warnings for the other arm. Likewise inhibit
7864 evaluation warnings for the second && or || operand if the first
7865 operand is enough to determine the result.
7866 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7868 (build_binary_op): Prevent duplicate evaluation warnings.
7870 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7872 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7873 and destination have different modes, Use promote_mode to
7874 determine the signedness of the conversion. Assert that the
7875 promoted source mode matches the destination mode. Don't pass
7876 the destination and destination mode to expand_expr if the source
7877 mode is different. Simplify conversion logic.
7879 2009-08-09 Ira Rosen <irar@il.ibm.com>
7881 PR tree-optimization/41008
7882 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7883 from condition only in case it's a comparison. Adjust checks.
7885 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7887 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7888 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7889 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7890 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7891 (dump_cand): Handle them.
7892 (struct iv_cand): New members COST_STEP and AINC_USE.
7893 (stmt_after_increment): Likewise.
7894 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7895 callers changed. Use gimple_uid comparison instead of scanning.
7896 (add_candidate_1): When looking for identical candidates, take
7897 AINC_USE into account. Set it for new candidates.
7898 (force_expr_to_var_cost): Cast target_spill_cost to int.
7899 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7900 All callers changed. Check for availability of autoinc addressing
7901 modes, both in general for a given mode, and in the specific use case.
7902 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7904 (get_computation_cost): Likewise.
7905 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7906 add_autoinc_candidates): New static functions.
7907 (add_candidate): Call add_autoinc_candidates for candidates based on
7909 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7910 (determine_use_iv_cost_address): If we have an autoinc candidate at
7911 the matching use, verify autoinc is possible and subtract the cost
7912 of the candidate's step from the cost.
7913 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7914 member of the candidate.
7915 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7916 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7918 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7920 * config.build (ia64-hp-*vms*): New target.
7921 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7923 * config.gcc (ia64-hp-*vms*): New target.
7924 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7926 * config.host (ia64-hp-*vms*): New target.
7927 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7930 2009-08-08 Richard Guenther <rguenther@suse.de>
7932 PR tree-optimization/40991
7933 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7935 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7937 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7938 mode check. Do truncations in an integer mode.
7939 (force_to_mode): Handle subregs for all mode types. Only do
7940 arithmetic simplifications on integer modes.
7942 2009-08-07 Richard Guenther <rguenther@suse.de>
7944 PR tree-optimization/40999
7945 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7946 (maybe_fold_reference): Lookup constant initializers.
7947 (fold_gimple_assign): Likewise.
7949 2009-08-07 Richard Guenther <rguenther@suse.de>
7951 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7952 that require structural equality defer to the langhook.
7954 2009-08-07 Martin Jambor <mjambor@suse.cz>
7956 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7958 (struct ipa_pass_through_data): New type.
7959 (struct ipa_ancestor_jf_data): New type.
7960 (union jump_func_value): Removed field formal_id, added fields
7961 pass_through and ancestor.
7962 (struct ipa_param_call_note): Changed type of formal_id to int from
7964 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7965 operations jump functions and ancestor jump functions.
7966 (compute_complex_pass_through): New function.
7967 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7968 reflect changes in the jump function strucutre.
7969 (update_jump_functions_after_inlining): Ignore complex pass-through
7970 and ancestor jump functions.
7971 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7972 polynomial pass-through with operation jump functions.
7974 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7976 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7977 fde->dw_fde_begin as begin label instead of hot/cold label.
7978 Use LLSDAC label instead of LLSDA for second section lsda.
7979 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7980 label instead of LLSDA if it is true.
7981 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7983 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7984 SECTION argument. Use it as index into crtl->eh.call_site_record
7986 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7987 use it to determine how to print table entries instead of using
7988 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7989 label instead of normal begin label as base.
7990 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7991 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7992 ensure no EH range spans between sections and that landing pads
7993 are always in the corresponding section.
7994 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7995 for crtl->eh.call_site_record being an array rather than scalar.
7996 (output_one_function_exception_table): New function, copied
7997 from output_function_exception_table. Adjust
7998 dw2_size_of_call_site_table, dw2_output_call_site_table
7999 callers. For SECOND section use *C suffixed labels.
8000 (output_function_exception_table): Call
8001 output_one_function_exception_table and, when doing hot/cold
8002 partitioning, also another time for the second section.
8003 * opts.c: Include except.h.
8004 (decode_options): Allow -freorder-blocks-and-partition with
8005 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8006 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8007 * function.h (struct rtl_eh): Change call_site_record from
8008 scalar into array of 2 elements.
8010 2009-08-07 Martin Jambor <mjambor@suse.cz>
8012 * ipa-prop.c (count_formal_params_1): New function.
8013 (ipa_get_vector_of_formal_parms): New function.
8014 (get_vector_of_formal_parm_types): New function.
8015 (ipa_modify_formal_parameters): New function.
8016 (ipa_modify_call_arguments): New function.
8017 (index_in_adjustments_multiple_times_p): New function.
8018 (ipa_combine_adjustments): New function.
8019 (ipa_dump_param_adjustments): New function.
8020 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8021 (ipa_get_vector_of_formal_parms): Declare.
8022 (ipa_modify_formal_parameters): Declare.
8023 (ipa_modify_call_arguments): Declare.
8024 (ipa_combine_adjustments): Declare.
8025 (ipa_dump_param_adjustments): Declare.
8026 (build_ref_for_offset): Declare.
8027 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8028 * tree-sra.c: Include ipa-prop.c.
8029 (build_ref_for_offset): Make public.
8031 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8033 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8035 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8037 * gcc/doc/extend.texi (__builtin_extract_return_address)
8038 (__builtin_frob_return_address): Document.
8040 2009-08-06 Paul Brook <paul@codesourcery.com>
8042 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8043 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8044 implementation on ARMv6-M.
8046 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8048 * doc/extend.texi (pcs): Document new attribute for ARM.
8050 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8052 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8055 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8057 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8060 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8062 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8064 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8066 Merge ARM/hard_vfp_branch to trunk.
8068 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8070 * arm.c (libcall_eq): New function.
8071 (libcall_hash): New function.
8072 (add_libcall): New function.
8073 (arm_libcall_uses_aapcs_base): New function.
8074 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8075 libcalls using the base PCS.
8076 (arm_init_cumulative_args): Likewise.
8078 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8080 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8081 Use base ABI for conversion libfuncs between HFmode and SFmode.
8083 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8085 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8086 V4SImode as representatives of all 64-bit and 128-bit vector
8087 types. Allow vector types without vector modes.
8088 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8089 without vector modes like BLKmode.
8090 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8091 BLKmode. Avoid unsupported vector modes or TImode moves for
8093 (aapcs_vfp_allocate_return_reg): Likewise.
8094 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8095 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8097 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8099 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8100 (arm_get_pcs_model): Pass attribute arguments to
8101 arm_pcs_from_attribute.
8102 (arm_init_cumulative_args): Use base AAPCS for conversions from
8103 floating-point types to DImode.
8104 (arm_attribute_table): Add pcs attribute.
8105 (arm_handle_pcs_attribute): New.
8106 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8107 conversions from floating-point types to DImode, also declare them
8108 to use base AAPCS and declare functions they call to use base
8109 AAPCS and their RTABI names.
8111 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8113 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8114 -mfloat-abi=hard not being supported for VFP.
8116 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8118 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8119 SYMBOL_REF to hard_libcall_value.
8121 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8122 Richard Earnshaw <rearnsha@arm.com>
8124 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8125 has been put on the stack, all remaining co-processory arguments for
8126 that co-processor also go on the stack.
8128 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8130 * config/arm/arm.c (arm_return_in_memory): Handle returning
8131 vectors of suitable size in registers also for AAPCS case.
8133 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8135 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8137 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8139 ARM Hard-VFP calling convention
8140 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8141 * target.h (gcc_target): Add libcall_value to table of call hooks.
8142 * targhooks.h (default_libcall_value): Default implementation.
8143 * targhooks.c (default_libcall_value): Likewise.
8144 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8145 * optabs.c (expand_unop): Use it.
8146 * expr.h (hard_libcall_value): Pass the function RTX through.
8147 * calls.c (emit_library_call_value_1): Update call to
8149 * explow.c (hard_libcall_value): Use new target hook.
8150 * testsuite/lib/target-supports.exp
8151 (check_effective_target_arm_hard_vfp_ok): New hook.
8152 (check_effective_target_arm_neon_ok): Improve test for neon
8154 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8155 * config/arm/arm.c: Include cgraph.h
8156 (TARGET_FUNCTION_VALUE): Override default hook.
8157 (arm_pcs_default): New variable.
8158 (arm_override_options): Don't fault hard calling convention with VFP.
8159 Add support for AAPCS variants.
8160 (arm_function_value): Make static. Handle AAPCS variants.
8161 (arm_libcall_value): New function.
8162 (arm_apply_result_size): Handle VFP registers in results.
8163 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8165 (pcs_attribute_args): New variable.
8166 (arm_pcs_from_attribute): New function.
8167 (arm_get_pcs_model): New function.
8168 (aapcs_vfp_cum_init): New function.
8169 (aapcs_vfp_sub_candidate): New function.
8170 (aapcs_vfp_is_return_candidate): New function.
8171 (aapcs_vfp_is_call_candidate): New function.
8172 (aapcs_vfp_allocate): New function.
8173 (aapcs_vfp_allocate_return_reg): New function.
8174 (aapcs_vfp_advance): New function.
8175 (aapcs_cp_arg_layout): New variable.
8176 (aapcs_select_call_coproc): New function.
8177 (aapcs_select_return_coproc): New function.
8178 (aapcs_allocate_return_reg): New function.
8179 (aapcs_libcall_value): New function.
8180 (aapcs_layout_arg): New function.
8181 (arm_init_cumulative_args): Initialize AAPCS args data.
8182 (arm_function_arg): Handle AAPCS variants using new interface.
8183 (arm_arg_parital_bytes): Likewise.
8184 (arm_function_arg_advance): New function.
8185 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8186 calling conventions.
8187 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8188 * arm.h (NUM_VFP_ARG_REGS): Define.
8189 (LIBCALL_VALUE): Update.
8190 (FUNCTION_VALUE): Delete.
8191 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8192 (arm_pcs): New enum.
8193 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8194 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8195 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8196 * arm-protos.h (arm_function_arg_advance): Add.
8197 (aapcs_libcall_value): Add.
8198 (arm_function_value): Delete.
8200 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8201 H.J. Lu <hongjiu.lu@intel.com>
8204 * config/i386/i386.c (standard_sse_mode_p): Remove.
8205 (standard_sse_constant_p): Return 2 for integer mode
8206 vector_all_ones_operand when SSE2 is enabled.
8207 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8208 (ix86_expand_vector_move): Do not check for negative values from
8209 standard_sse_constant_p.
8211 2009-08-06 Richard Guenther <rguenther@suse.de>
8213 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8214 array type comparisons frontend independent.
8215 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8216 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8217 out array reference lower bound and element size operands.
8218 (ao_ref_init_from_vn_reference): Properly compute the offset
8219 for ARRAY_RANGE_REF.
8220 (vn_reference_fold_indirect): Fill out array reference lower
8221 bound and element size operands.
8222 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8223 a non gimple valued reference operand which can happen for
8224 array reference lower bound or element size.
8225 (create_component_ref_by_pieces_1): Properly generate the
8226 element size operand for array references.
8228 2009-08-06 Richard Guenther <rguenther@suse.de>
8230 PR tree-optimization/40964
8231 * tree.c (iterative_hash_host_wide_int): Export.
8232 * tree.h (iterative_hash_host_wide_int): Declare.
8233 * tree-ssa-structalias.c (heapvar_map): New struct.
8234 (heapvar_map_eq): New function.
8235 (heapvar_map_hash): Likewise.
8236 (heapvar_lookup): Adjust.
8237 (heapvar_insert): Likewise.
8238 (make_constraint_from_heapvar): Allow multiple heap variables
8239 per decl at different offsets.
8240 (init_alias_heapvars): Adjust.
8242 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8244 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8245 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8246 trailing sync if TARGET_SYNC_AFTER_SC.
8248 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8250 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8251 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8252 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8253 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8254 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8255 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8256 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8257 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8258 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8259 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8260 the prototype declaration match the definition.
8261 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8262 instructions explicitly. Add barrier_before and operands
8264 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8265 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8266 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8267 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8268 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8269 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8271 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8273 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8275 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8276 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8279 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8282 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8284 PR rtl-optimization/40924
8285 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8286 make sure canon_rtx (mem_address) isn't simpler than
8287 canon_rtx (expanded_mem_address).
8289 2009-08-05 Li Feng <nemokingdom@gmail.com>
8291 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8293 (build_scop_drs): Build alias set for each SCoP.
8295 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8297 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8298 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8299 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8300 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8301 (BASE_DRIVER_SELF_SPECS): Likewise.
8303 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8305 * tree-ssa-alias.c: Fix some comment typos.
8307 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8309 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8310 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8312 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8315 * simplify-rtx.c (simplify_binary_operation_1): Disable
8316 simplifications for decimal float operations.
8318 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8321 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8322 operand of INDIRECT_REF.
8324 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8326 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8327 constants referencing TLS symbols.
8329 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8331 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8332 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8334 2009-08-03 Richard Guenther <rguenther@suse.de>
8336 * tree.c (make_vector_type): Build a main variant first,
8337 get the canonical one and then build the variant.
8338 * tree-ssa.c (useless_type_conversion_p_1): Handle
8340 (useless_type_conversion_p): Conversions to pointers to
8341 incomplete record types are useless.
8343 2009-08-03 Richard Guenther <rguenther@suse.de>
8345 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8346 file will be created.
8347 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8348 * toplev.c (compile_file): Adjust comment.
8350 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8352 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8353 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8354 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8355 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8356 (sh_promote_function_mode): Fix typo.
8358 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8360 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8362 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8364 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8365 declaration arguments.
8367 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8369 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8370 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8371 (ix86_split_ashl): Ditto.
8372 (ix86_expand_vector_init_one_nonzero): Ditto.
8373 (ix86_expand_vector_set): Ditto.
8374 (ix86_expand_reduc_v4sf): Ditto.
8376 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8378 * explow.c (promote_function_mode): Remove assert.
8379 * config/sh/sh.c (sh_promote_function_mode): Declare.
8381 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8383 * config/pa/pa.c (pa_promote_function_mode): Declare.
8384 Change to static. Fix promote_mode call.
8386 * gthr-dce.h (CONST_CAST2): Define if not defined.
8387 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8389 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8391 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8393 * expr.c (store_constructor): Use promote_decl_mode. Remove
8394 now write-only variable unsignedp.
8395 (expand_expr_real_1): Use promote_decl_mode.
8396 * expr.h (promote_function_mode, promote_decl_mode): New.
8397 (promote_mode): Remove last argument.
8398 * function.c (assign_temp): Drop last argument of promote_mode.
8399 (assign_parm_find_data_types): Use promote_function_mode.
8400 (assign_parm_setup_reg): Likewise.
8401 (expand_function_end): Use promote_function_mode.
8402 * calls.c (initialize_argument_information): Use promote_function_mode.
8403 (precompute_arguments): Use promote_mode instead of checking if
8404 only PROMOTE_FUNCTION_MODE is defined.
8405 (expand_call): When making sibcall decisions, use promote_function_mode.
8406 Below, remove an if for targetm.calls.promote_function_return and
8407 and use promote_function_mode.
8408 (emit_library_call_value_1): Use promote_function_mode, fix bug
8409 where promote_mode was passed FOR_CALL == 0 for a return value in an
8411 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8412 * explow.c (promote_function_mode, promote_decl_mode): New.
8413 (promote_mode): Keep only the FOR_CALL == 0 case.
8414 * combine.c (setup_incoming_promotion): Remove test of
8415 promote_function_args. Use promote_function_mode.
8416 * stmt.c (expand_value_return): Use promote_decl_mode.
8417 (expand_decl): Use promote_decl_mode.
8419 * expr.c (store_constructor): Use promote_decl_mode. Remove
8420 now write-only variable unsignedp.
8421 (expand_expr_real_1): Use promote_decl_mode.
8422 * expr.h (promote_function_mode, promote_decl_mode): New.
8423 (promote_mode): Remove last argument.
8424 * function.c (assign_temp): Drop last argument of promote_mode.
8425 (assign_parm_find_data_types): Use promote_function_mode.
8426 (assign_parm_setup_reg): Likewise.
8427 (expand_function_end): Use promote_function_mode.
8428 * calls.c (initialize_argument_information): Use promote_function_mode.
8429 (precompute_arguments): Use promote_mode instead of checking if
8430 only PROMOTE_FUNCTION_MODE is defined.
8431 (expand_call): When making sibcall decisions, use promote_function_mode.
8432 Below, remove an if for targetm.calls.promote_function_return and
8433 and use promote_function_mode.
8434 (emit_library_call_value_1): Use promote_function_mode, fix bug
8435 where promote_mode was passed FOR_CALL == 0 for a return value in an
8437 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8438 * explow.c (promote_function_mode, promote_decl_mode): New.
8439 (promote_mode): Keep only the FOR_CALL == 0 case.
8440 * combine.c (setup_incoming_promotion): Remove test of
8441 promote_function_args. Use promote_function_mode.
8442 * stmt.c (expand_value_return): Use promote_decl_mode.
8443 (expand_decl): Use promote_decl_mode.
8445 * explow.c (promote_function_mode): Just call the target hook.
8446 * targhooks.c (default_promote_function_mode,
8447 default_promote_function_mode_always_promote): New.
8448 * targhooks.h (default_promote_function_mode,
8449 default_promote_function_mode_always_promote): Declare.
8450 * target.h (promote_function_args, promote_function_return): Remove.
8451 (promote_function_mode): New.
8452 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8453 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8454 (TARGET_PROMOTE_FUNCTION_MODE): New.
8455 (TARGET_CALLS): Adjust.
8456 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8457 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8459 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8460 * config/s390/s390.c (s390_promote_function_mode): ... here,
8461 with pointer handling.
8462 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8463 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8465 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8466 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8467 with pointer handling.
8468 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8469 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8471 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8472 * config/sh/sh.c (sh_promote_function_mode): New.
8473 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8474 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8476 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8477 * config/cris/cris.c (cris_promote_function_mode): ... here.
8478 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8479 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8481 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8482 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8483 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8484 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8486 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8487 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8488 complex type handling.
8489 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8490 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8492 * config/pa/pa.c (pa_promote_function_mode): New.
8493 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8494 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8496 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8497 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8498 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8499 * config/xtensa/xtensa.c: Likewise.
8500 * config/stormy16/stormy16.c: Likewise.
8501 * config/iq2000/iq2000.c: Likewise.
8502 * config/rs6000/rs6000.c: Likewise.
8503 * config/picochip/picochip.c: Likewise.
8504 * config/arc/arc.c: Likewise.
8505 * config/mcore/mcore.c: Likewise.
8506 * config/score/score.c: Likewise.
8507 * config/mips/mips.c: Likewise.
8508 * config/bfin/bfin.c: Likewise.
8509 * config/ia64/ia64.c: Likewise (disabled though).
8511 * config/frv/frv.h: Remove pointless remark.
8513 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8514 TARGET_PROMOTE_FUNCTION_ARGS,
8515 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8516 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8518 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8520 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8521 -floop-parallelize-all.
8522 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8523 flag_loop_parallelize_all.
8524 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8525 * graphite.c (graphite_transform_loops): Same.
8527 * graphite-poly.c (apply_poly_transforms): Same.
8529 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8531 PR tree-optimization/40914
8532 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8533 if set, then check the delta field of the PMF record.
8534 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8535 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8536 call is stored in the delta.
8538 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8540 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8542 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8544 * config/i386/bsd.h (ASM_BYTE): New define.
8545 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8546 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8547 .byte. Use fputs or putc instead of fprintf where appropriate.
8548 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8549 fputs or putc instead of fprintf where appropriate.
8550 * config/i386/i386elf.h: Ditto.
8551 * config/i386/sysv4.h: Ditto.
8553 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8554 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8555 (*tls_global_dynamic_64): Ditto.
8557 2009-07-31 Christian Bruel <christian.bruel@st.com>
8559 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8561 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8563 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8564 Remove dead code for MINUS.
8566 2009-07-31 Anthony Green <green@moxielogic.com>
8568 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8570 (moxie_expand_epilogue): Ditto for epilogue.
8571 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8573 (moxie_function_arg): Ditto.
8574 (moxie_pass_by_reference): Ditto.
8575 (moxie_arg_partial_bytes): Ditto.
8576 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8577 (FUNCTION_ARG_ADVANCE) Ditto.
8578 (REG_PARM_STACK_SPACE) Ditto.
8579 (FUNCTION_ARG_REGNO_P) Dito.
8581 * config.gcc: Add moxie linux config support.
8582 * gcc/config/moxie/uclinux.h: New file.
8584 2009-07-31 DJ Delorie <dj@redhat.com>
8586 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8587 (UNSPECV_SP_SWITCH_E): New.
8588 (sp_switch_1): Change to an unspec.
8589 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8591 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8592 reference the new stack's address
8594 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8596 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8597 graphite-clast-to-gimple.o, graphite-dependences.o,
8598 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8599 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8600 (graphite-blocking.o,
8601 graphite-clast-to-gimple.o, graphite-dependences.o,
8602 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8603 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8604 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8605 * cfgloop.h (struct loop): Add can_be_parallel field.
8606 * common.opt (fgraphite-identity): Moved up.
8607 (fgraphite-force-parallel): New flag.
8608 * graphite.c: Rewrite.
8609 * graphite.h: Rewrite.
8610 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8612 * toplev.c (graphite_out_file): New file descriptor.
8613 (graphite_in_file): New.
8614 (process_options): flag_graphite_force_parallel cannot be used without
8616 * tree-ssa-loop.c: Include toplev.h.
8617 (gate_graphite_transforms): Enable flag_graphite for
8618 flag_graphite_force_parallel.
8620 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8622 * ChangeLog.graphite: New.
8623 * graphite-blocking.c: New.
8624 * graphite-clast-to-gimple.c: New.
8625 * graphite-clast-to-gimple.h: New.
8626 * graphite-dependences.c: New.
8627 * graphite-dependences.h: New.
8628 * graphite-interchange.c: New.
8629 * graphite-poly.c: New.
8630 * graphite-poly.h: New.
8631 * graphite-ppl.c: New.
8632 * graphite-ppl.h: New.
8633 * graphite-scop-detection.c: New.
8634 * graphite-scop-detection.h: New.
8635 * graphite-sese-to-poly.c: New.
8636 * graphite-sese-to-poly.h: New.
8640 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8642 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8643 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8645 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8647 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8648 (scev_is_linear_expression): Return false if the evolution is not
8649 affine multivariate.
8651 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8653 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8654 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8656 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8658 * tree-data-ref.c (debug_data_references): New.
8659 (debug_data_reference): New.
8660 * tree-data-ref.h (debug_data_references): Declared.
8661 (debug_data_reference): Declared.
8663 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8665 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8666 * tree-data-ref.h (scop_p): Removed.
8667 (struct data_reference): Remove field scop.
8669 (stmt_simple_memref_p): Removed.
8671 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8673 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8674 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8677 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8679 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8681 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8683 * doc/invoke.texi (-fgraphite-identity): Documented.
8685 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8687 * tree-scalar-evolution.c: Fix comment.
8688 (instantiate_scev_1): Return unknow from scev instantiation if the
8689 result is not above instantiate_below.
8691 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8693 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8694 static anymore. Instantiate the symbols that may have been introduced
8696 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8699 2009-07-30 DJ Delorie <dj@redhat.com>
8701 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8702 .vliw directive to VLIW sections.
8704 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8706 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8708 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8709 (AUTOHEADER): New variable.
8710 ($(srcdir)/cstamp-h.in): Use it.
8712 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8713 Pat Haugen <pthaugen@us.ibm.com>
8714 Revital Eres <ERES@il.ibm.com>
8716 * config/rs6000/vector.md (VEC_F): Add VSX support.
8720 (vector_load_<mode>): Ditto.
8721 (vector_store_<mode>): Ditto.
8722 (vector GPR move split): Ditto.
8723 (vec_reload_and_plus_<mptrsize>): Ditto.
8724 (vec_reload_and_reg_<mptrsize>): Ditto.
8725 (add<mode>3): Ditto.
8726 (sub<mode>3): Ditto.
8727 (mul<mode>3): Ditto.
8728 (neg<mode>2): Ditto.
8729 (abs<mode>2): Ditto.
8730 (smin<mode>3): Ditto.
8731 (smax<mode>3): Ditto.
8732 (vector_eq<mode>): Ditto.
8733 (vector_gt<mode>): Ditto.
8734 (vector_ge<mode>): Ditto.
8735 (vector_gtu<mode>): Ditto.
8736 (vector_select_<mode>_uns): Ditto.
8737 (vector_eq_<mode>_p): Ditto.
8738 (vector_gt_<mode>_p): Ditto.
8739 (vector_ge_<mode>_p): Ditto.
8740 (vector_gtu_<mode>_p): Ditto.
8741 (cr6_test_for_zero): Ditto.
8742 (cr6_test_for_zero_reverse): Ditto.
8743 (cr6_test_for_lt): Ditto.
8744 (cr6_test_for_lt_reverse): Ditto.
8745 (xor<mode>3): Ditto.
8746 (ior<mode>3): Ditto.
8747 (and<mode>3): Ditto.
8748 (one_cmpl<mode>2): Ditto.
8749 (nor<mode>2): Ditto.
8750 (andc<mode>2): Ditto.
8751 (float<VEC_int<mode>2): Ditto.
8752 (unsigned_float<VEC_int><mode>2): Ditto.
8753 (fix_trunc<mode><VEC_int>2): Ditto.
8754 (fixuns_trunc<mode><VEC_int>2): Ditto.
8756 (vec_set<mode>): Ditto.
8757 (vec_extract<mode>): Ditto.
8758 (vec_interleave_highv4sf): Ditto.
8759 (vec_interleave_lowv4sf): Ditto.
8760 (vec_realign_load_<mode>): Ditto.
8761 (vec_shl_<mode>): Ditto.
8762 (vec_shr_<mode>): Ditto.
8763 (div<mode>3): New patterns for VSX.
8764 (vec_interleave_highv2df): Ditto.
8765 (vec_interleave_lowv2df): Ditto.
8766 (vec_pack_trunc_v2df): Ditto.
8767 (vec_pack_sfix_trunc_v2df): Ditto.
8768 (vec_pack_ufix_trunc_v2df): Ditto.
8769 (vec_unpacks_hi_v4sf): Ditto.
8770 (vec_unpacks_lo_v4sf): Ditto.
8771 (vec_unpacks_float_hi_v4si): Ditto.
8772 (vec_unpacks_float_lo_v4si): Ditto.
8773 (vec_unpacku_float_hi_v4si): Ditto.
8774 (vec_unpacku_float_lo_v4si): Ditto.
8775 (movmisalign<mode>): Ditto.
8776 (vector_ceil<mode>2): New patterns for vectorizing math library.
8777 (vector_floor<mode>2): Ditto.
8778 (vector_btrunc<mode>2): Ditto.
8779 (vector_copysign<mode>3): Ditto.
8781 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8782 predicate for setting the high bit in each word, used for copysign.
8784 * config/rs6000/ppc-asm.h (f19): Whitespace.
8785 (f32-f63): Define if VSX.
8786 (v0-v31): Define if Altivec.
8787 (vs0-vs63): Define if VSX.
8789 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8791 * config/rs6000/power7.md: New file, provide tuning parameters for
8794 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8795 (rs6000_cpu_cpp_builtins): Ditto.
8796 (altivec_overloaded_builtins): Ditto.
8797 (altivec_resolve_overloaded_builtin): Ditto.
8799 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8800 debug switch to disable vectorizing simple math builtin
8803 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8804 Vectorize simple math builtin functions.
8805 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8806 hook to vectorize math builtins.
8807 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8808 (rs6000_builtin_conversion): Add VSX/power7 support.
8809 (rs6000_builtin_vec_perm): Ditto.
8810 (vsplits_constant): Add support for loading up a vector constant
8811 with just the high bit set in each part.
8812 (rs6000_expand_vector_init): Add VSX/power7 support.
8813 (rs6000_expand_vector_set): Ditto.
8814 (rs6000_expand_vector_extract): Ditto.
8815 (rs6000_emit_move): Ditto.
8816 (bdesc_3arg): Ditto.
8817 (bdesc_2arg): Ditto.
8818 (bdesc_1arg): Ditto.
8819 (rs6000_expand_ternop_builtin): Ditto.
8820 (altivec_expand_builtin): Ditto.
8821 (rs6000_expand_unop_builtin): Ditto.
8822 (rs6000_init_builtins): Ditto.
8823 (altivec_init_builtins): Ditto.
8824 (builtin_function_type): Ditto.
8825 (rs6000_common_init_builtins): Ditto.
8826 (rs6000_handle_altivec_attribute); Ditto.
8827 (rs6000_mangle_type): Ditto.
8828 (rs6000_vector_mode_supported_p): Ditto.
8829 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8832 * config/rs6000/vsx.md: New file for VSX support.
8834 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8835 identifing values with just the most significant bit set.
8836 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8837 vectorized builtins.
8839 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8840 (UNSPEC_VRFIM): Delete.
8841 (splitter for loading up vector with most significant bit): New
8842 splitter for vectorizing copysign.
8843 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8844 vectorizing simple math functions.
8845 (altivec_vrfip): Add support for vectorizing simple math functions.
8846 (altivec_vrfim): Ditto.
8847 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8849 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8850 (power7.md, vsx.md): Include for power7 support.
8851 (copysigndf3): Use VSX instructions if -mvsx.
8852 (negdf2_fpr): Ditto.
8853 (absdf2_fpr): Ditto.
8854 (nabsdf2_fpr): Ditto.
8855 (adddf3_fpr): Ditto.
8856 (subdf3_fpr): Ditto.
8857 (muldf3_fpr): Ditto.
8858 (divdf3_fpr): Ditto.
8859 (fix_truncdfdi2_fpr): Ditto.
8860 (cmpdf_internal1): Ditto.
8861 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8862 (btruncdf2, btruncdf2_fpr): Ditto.
8863 (ceildf2, ceildf2_fpr): Ditto.
8864 (floordf2, floordf2_fpr): Ditto.
8865 (floatdidf2, floatdidf2_fpr): Ditto.
8866 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8867 (fmsubdf4_fpr): Ditto.
8868 (fnmadddf4_fpr_1): Ditto.
8869 (fnmadddf4_fpr_2): Ditto.
8870 (fnmsubdf4_fpr_1): Ditto.
8871 (fnmsubdf4_fpr_2): Ditto.
8872 (fixuns_truncdfdi2): Add expander for VSX support.
8873 (fix_truncdfdi2): Ditto.
8874 (fix_truncdfsi2): Ditto.
8876 (btruncsf2): Whitespace.
8877 (movdf_hardfloat32): Add support for VSX registers.
8878 (movdf_softfloat32): Ditto.
8879 (movdf_hardfloat64): Ditto.
8880 (movdf_hardfloat64_mfpgpr): Ditto.
8881 (movdf_softfloat64): Ditto.
8882 (movti splitters): Add check for vector registers supporting
8883 TImode in the future.
8884 (bpermd): Add power7 bpermd instruction.
8886 * config/rs6000/altivec.h (vec_div): Define if VSX.
8890 (vec_nearbyint): Ditto.
8893 (all predicates): Use the generic builtin function, and not the V4SF
8894 specific function so that the predicates will work with VSX's V2DF.
8898 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8899 Document new VSX functions and types.
8901 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8904 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8905 "wa", and "j" constraints. Modify "v" to talk about Altivec
8906 instead of just vector.
8908 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8911 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8912 location for phi arguments.
8913 (rewrite_update_phi_arguments): Find locations for reaching defs.
8914 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8915 Add location to add_phi_arg calls.
8916 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8917 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8918 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8919 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8920 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8921 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8922 * tree-phinodes.c (make_phi_node): Initialize location.
8923 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8924 (add_phi_arg): Add location parameter.
8925 (remove_phi_arg_num): Move location when moving phi argument.
8926 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8928 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8929 slpeel_update_phi_nodes_for_guard1,
8930 slpeel_update_phi_nodes_for_guard2,
8931 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8932 vect_loop_versioning): Set locations.
8933 * tree-parloops.c (create_phi_for_local_result,
8934 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8935 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8936 * tree-vect-loop.c (get_initial_def_for_induction,
8937 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8939 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8940 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8941 (gimple_phi_arg_set_location): New. Set locus.
8942 (gimple_phi_arg_has_location): New. Check for locus.
8943 (redirect_edge_var_map_location): New. Return locus from var_map.
8944 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8945 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8946 combining PHI arguments.
8947 (cond_store_replacement): Set location.
8948 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8949 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8950 scop_add_exit_phis_edge): Add locations.
8951 * tree-cfgcleanup.c (remove_forwarder_block,
8952 remove_forwarder_block_with_phi): Add locations.
8953 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8954 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8956 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8957 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8958 flush_pending_stmts): Add source location.
8959 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8960 stack to preserve locations.
8961 * tree-vect-stmts.c (vectorizable_load): Add location.
8962 * tree-inline.c (copy_phis_for_bb): Copy locus.
8963 (setup_one_parameter): Add call locus to inlined parameter stmts.
8964 (initialize_inlined_parameters): Pass in call location as parameter
8966 (tree_function_versioning): Pass location to setup_one_parameter.
8967 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8968 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8969 copy and edge lists.
8970 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8971 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8972 locus parameter and override the stmt default if provided.
8973 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8974 elim_graph_add_edge, elim_graph_remove_succ_edge,
8975 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8976 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8977 eliminate_phi): Add locus info in elimination graph for each edge and
8979 (insert_backedge_copies): Copy locus if present.
8980 * tree-flow.h (struct _edge_var_map): Add locus field.
8981 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8982 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8983 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8985 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8987 2009-07-30 Martin Jambor <mjambor@suse.cz>
8989 PR tree-optimization/40570
8990 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8993 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8995 * ssa-loop-manip.c: Include langhooks.h.
8996 (rewrite_phi_with_iv): New.
8997 (rewrite_all_phi_nodes_with_iv): New.
8998 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8999 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9000 * tree-parloops.c (loop_parallel_p): Move out all conditions
9001 except dependency check.
9002 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9003 (gen_parallel_loop): Call canonicalize_loop_ivs without
9004 reduction_list argument.
9005 (build_new_reduction): New.
9006 (gather_scalar_reductions): New.
9007 (try_get_loop_niter): New.
9008 (try_create_reduction_list): New.
9009 (parallleize_loops): Change the parallel conditions check.
9010 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9011 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9013 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9015 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9017 * doc/options.texi (Option properties): Mention new quoting syntax.
9019 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9021 * config/alpha/alpha.c (alpha_start_function):
9022 Handle VMS_DEBUG_MAIN_POINTER
9023 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9024 * doc/invoke.texi: Document -mdebug-main switch.
9026 2009-07-29 Richard Henderson <rth@redhat.com>
9028 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9029 (cgraph_create_edge_including_clones): Likewise.
9030 * tree-inline.c (copy_bb): Operate on the correct edges
9031 when updating the callgraph.
9033 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9035 * config/alpha/vms-cc.c: Deleted.
9036 * config/alpha/vms-ld.c: Deleted.
9037 * config/alpha/t-vms64: Moved to config/vms
9038 * config/alpha/vms-crt0-64.c: Moved to config/vms
9039 * config/alpha/vms-crt0.c: Moved to config/vms
9040 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9041 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9042 * config/alpha/xm-vms.h: Moved to config/vms
9043 * config/alpha/x-vms: Moved to config/vms
9044 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9046 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9047 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9049 * config/vms/t-vms64: Moved here from config/alpha
9050 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9051 (argc,argv,envp): Enforce 32bit malloc'ing.
9052 * config/vms/vms-psxcrt0-64.c: Likewise.
9053 * config/vms/vms-crt0.c: Moved here from config/alpha.
9054 * config/vms/vms-psxcrt0.c: Likewise.
9055 * config/vms/vms-crtl-64.h: New file.
9056 * config/vms/vms-crtl.h: New file.
9057 * config/vms/vms.opt: New file.
9058 * config/vms/xm-vms64.h: New file.
9059 * config/vms/xm-vms.h: Moved here from config/alpha.
9060 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9062 * config/vms/x-vms: Moved here from config/alpha.
9063 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9064 (vms-ld.o, vms-cc.o): Removed.
9065 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9067 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9069 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9070 correct stack (obvious VMS fix).
9072 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9074 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9075 date, version info if VMS_DEBUGGING_INFO defined.
9076 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9077 size, date calculating code moved here.
9079 2009-07-29 Paul Brook <paul@codesourcery.com>
9081 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9084 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9087 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9088 to DImode when generating insq_le insn.
9090 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9092 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9093 New macro set for VMS_DEBUGGGING_INFO.
9094 (AT_string_form): Use it.
9096 2009-07-28 DJ Delorie <dj@redhat.com>
9098 * config/mep/mep.c (vtext_section): New.
9099 (vftext_section): New.
9100 (ftext_section): New.
9101 (mep_select_section): Add support for functions.
9102 (mep_unique_section): Likewise.
9103 (mep_asm_init_sections): Likewise.
9104 (mep_encode_section_info): Remove it from here.
9106 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9108 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9110 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9111 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9113 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9115 * dwarf2out.c (output_file_names): Test new macro
9116 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9117 (add_comp_dir_attribute): Likewise.
9119 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9121 * config/i386/mingw-w64.h (LINK_SPEC): Add
9122 separating space between commands.
9124 2009-07-28 Jan Hubicka <jh@suse.cz>
9126 PR tree-optimization/40759
9127 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9130 2009-07-27 DJ Delorie <dj@redhat.com>
9132 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9133 types are dword-aligned.
9134 (mep_expand_va_start): Likewise.
9136 2009-07-27 Olivier Hainque <hainque@adacore.com>
9137 Douglas B Rupp <rupp@gnat.com>
9139 * convert.c (convert_to_pointer): Don't assume the target
9140 pointer type is POINTER_SIZE long. Fetch its precision instead.
9142 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9144 * system.h (fopen): Undefine if macro.
9146 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9148 * dwarf2out.c (output_cfi_p): Removed.
9149 (output_cfis): New function.
9150 (output_fde): New function, split from output_call_frame_info.
9151 (output_call_frame_info): Use it.
9152 (dwarf2out_switch_text_section): Use output_cfis.
9154 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9156 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9157 TARGET_BI_ARCH is specified without enabling SJLJ.
9158 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9159 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9161 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9163 * arm.md (negdi2): Use DImode if forcing a value into a register.
9165 2009-07-26 Ira Rosen <irar@il.ibm.com>
9167 PR tree-optimization/40801
9168 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9169 of vector operand from the previous copy of vector statement.
9170 Pass the correct definition type value to
9171 vect_get_vec_def_for_stmt_copy().
9173 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9175 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9176 const char ** conversion.
9178 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9180 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9181 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9182 (gcc_unreachable): Invoke __builtin_unreachable() if
9183 !ENABLE_ASSERT_CHECKING.
9185 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9187 PR rtl-optimization/40445
9188 * emit-rtl.c (next_nonnote_insn_bb): New function.
9189 * rtl.h (next_nonnote_insn_bb): Declare new function.
9190 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9191 with no successors that is the successor of the ENTRY_BLOCK.
9192 Continue from the top after removing an empty fallthrough block.
9193 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9194 of next_nonnote_insn.
9196 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9198 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9200 2009-07-25 Martin Jambor <mjambor@suse.cz>
9202 * c-common.c (c_common_attribute_table): New element for noclone.
9203 (handle_noclone_attribute): New function. Forward-declare.
9204 * tree-inline.c (tree_versionable_function_p): Check for noclone
9206 * doc/extend.texi (Labels as Values): Document need for noclone.
9207 (Function Attributes): Document noclone attribute.
9209 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9211 PR rtl-optimization/34999
9212 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9213 and dw_fde_switched_cold_to_hot fields.
9214 (output_cfi_p): New function.
9215 (output_call_frame_info): If fde->dw_fde_switched_sections,
9216 output 2 FDEs instead of one with corrupted header.
9217 (dwarf2out_do_cfi_startproc): New function.
9218 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9219 and fde->dw_fde_switched_cold_to_hot.
9220 (dwarf2out_switch_text_section): Compute
9221 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9222 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9223 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9224 Otherwise, compute fde->dw_fde_switch_cfi.
9226 2009-07-24 Cary Coutant <ccoutant@google.com>
9228 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9230 2009-07-24 Cary Coutant <ccoutant@google.com>
9232 * cfghooks.c (split_block): Copy discriminator to new block.
9233 * tree-cfg.c (assign_discriminator): Check location of last
9234 instruction in block as well as first.
9236 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9238 * config/i386/linux.c: Use fputs or putc instead of fprintf
9240 * config/i386/gas.h: Ditto.
9241 * config/i386/x86-64.h: Ditto.
9242 * config/i386/att.h: Ditto.
9244 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9246 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9249 2009-07-24 Martin Jambor <mjambor@suse.cz>
9251 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9252 (ipa_push_func_to_list_1): Declare.
9253 (ipa_push_func_to_list): New function.
9255 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9256 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9257 (ipa_push_func_to_list): Removed.
9258 (ipa_pop_func_from_list): Clear node_enqueued flag.
9260 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9262 * config/s390/s390.c (override_options): Default
9263 max-unrolled-insns to 100 for z10 tuning.
9265 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9267 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9268 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9269 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9270 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9271 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9272 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9273 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9275 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9277 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9278 use default set in mingw32.h header.
9279 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9280 64-bit /mingw/include path.
9281 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9284 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9286 PR rtl-optimization/40209
9287 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9289 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9291 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9292 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9293 with the rest of string where appropriate. Use fputs or putc
9294 instead of fprintf where appropriate.
9296 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9297 Pat Haugen <pthaugen@us.ibm.com>
9298 Revital Eres <ERES@il.ibm.com>
9300 * config/rs6000/vector.md: New file. Move most of the vector
9301 expander support here from altivec.md to allow for the VSX vector
9302 unit in the future. Add support for secondary_reload patterns.
9303 Rewrite the patterns for vector comparison, and vector comparison
9304 predicate instructions so that the RTL expresses the desired
9305 behavior, instead of using unspec.
9307 * config/rs6000/constraints.md ("f" constraint): Use
9308 rs6000_constraints to hold the precalculated register class.
9309 ("d" constraint): Ditto.
9310 ("wd" constraint): New constraint for VSX.
9311 ("wf" constraint): Ditto.
9312 ("ws" constraint): Ditto.
9313 ("wa" constraint): Ditto.
9314 ("wZ" constraint): Ditto.
9315 ("j" constraint): Ditto.
9317 * config/rs6000/predicates.md (vsx_register_operand): New
9319 (vfloat_operand): New predicate for vector.md.
9320 (vint_operand): Ditto.
9321 (vlogical_operand): Ditto.
9322 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9323 (easy_vector_constant): Add VSX support.
9324 (altivec_indexed_or_indirect_operand): New predicate for
9325 recognizing Altivec style memory references with AND -16.
9327 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9328 for vector secondary reload support.
9329 (rs6000_vector_reg_class): Delete, replacing it with
9331 (rs6000_vsx_reg_class): Ditto.
9332 (rs6000_constraints): New array to hold the register classes of
9333 each of the register constraints that can vary at runtime.
9334 (builtin_mode_to_type): New static array for builtin function type
9336 (builtin_hash_table): New static hash table for builtin function
9338 (TARGET_SECONDARY_RELOAD): Define target hook.
9339 (TARGET_IRA_COVER_CLASSES): Ditto.
9340 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9341 registers are 128 bits if VSX memory reference instructions are used.
9342 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9344 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9345 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9346 Print several of the scheduling related parameters.
9347 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9348 rs6000_constraints instead of rs6000_vector_reg_class. Move
9349 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9350 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9351 Altivec. Add VSX support. Setup for secondary reload support on
9352 Altivec/VSX registers.
9353 (rs6000_override_options): Make power7 set the scheduling groups
9354 like the power5. Add support for new debug switches to override
9355 the scheduling defaults. Temporarily disable -mcpu=power7 from
9356 setting -mvsx. Add support for debug switches -malways-hint,
9357 -msched-groups, and -malign-branch-targets.
9358 (rs6000_buitlin_conversion): Add support for returning unsigned
9359 vector conversion functions to fix regressions due to stricter
9361 (rs6000_builtin_mul_widen_even): Ditto.
9362 (rs6000_builtin_mul_widen_odd): Ditto.
9363 (rs6000_builtin_vec_perm): Ditto.
9364 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9365 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9367 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9369 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9370 VSX types for bit operations. Changes to accomidate vector.md.
9371 (bdesc_2arg): Ditto.
9372 (bdesc_1arg): Ditto.
9373 (struct builtin_description_predicates): Rewrite predicate
9374 handling so that RTL describes the operation, instead of passing
9375 the instruction to be used as a string argument.
9376 (bdesc_altivec_preds): Ditto.
9377 (altivec_expand_predicate_builtin): Ditto.
9378 (altivec_expand_builtin): Ditto.
9379 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9380 statement for vsldoi support.
9381 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9382 (altivec_expand_st_builtin): Ditto.
9383 (paired_expand_builtin): Whitespace changes.
9384 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9385 builtin_mode_to_type table for secondary reload. Call
9386 builtin_function_type to build random builtin functions.
9387 (altivec_init_builtins): Change to use builtin_function_type to
9388 create builtin function types dynamically as we need them.
9389 (builtin_hash_function): New support for hashing the tree types
9390 for builtin function as we need it, rather than trying to build
9391 all of the trees that we need. Add initial preliminary VSX support.
9392 (builtin_function_type): Ditto.
9393 (builtin_function_eq): Ditto.
9394 (builtin_hash_struct): Ditto.
9395 (rs6000_init_builtins): Ditto.
9396 (rs6000_common_init_builtins): Ditto.
9397 (altivec_init_builtins): Ditto.
9398 (rs6000_common_init_builtins): Ditto.
9399 (enum reload_reg_type): New enum for simplifing reg classes.
9400 (rs6000_reload_register_type): Simplify register classes into GPR,
9401 Vector, and other registers. Altivec and VSX addresses in reload.
9402 (rs6000_secondary_reload_inner): Ditto.
9403 (rs6000_ira_cover_classes): New target hook, that returns the
9404 appropriate cover classes, based on -mvsx being used or not.
9405 (rs6000_secondary_reload_class): Add VSX support.
9406 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9407 (get_vsel_insn): Ditto.
9408 (rs6000_emit_vector_compare): Rewrite vector conditional support
9409 so that where we can, we use RTL operators, instead of blindly use
9411 (rs6000_emit_vector_select): Ditto.
9412 (rs6000_emit_vector_cond_expr): Ditto.
9413 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9414 (create_TOC_reference): Add -mdebug=addr support.
9415 (emit_frame_save): VSX loads/stores need register indexed addressing.
9417 * config/rs6000/rs6000.md: Include vector.md.
9419 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9421 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9422 support for V2DI, V2DF in logical, permute, select operations.
9424 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9425 switch for vsx/power7.
9426 (-mvsx-scalar-memory): Ditto.
9427 (-mvsx-align-128): Ditto.
9428 (-mallow-movmisalign): Ditto.
9429 (-mallow-df-permute): Ditto.
9430 (-msched-groups): Ditto.
9431 (-malways-hint): Ditto.
9432 (-malign-branch-targets): Ditto.
9434 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9436 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9437 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9438 (rs6000_vector_reg_class): Delete.
9439 (rs6000_vsx_reg_class): Ditto.
9440 (enum rs6000_reg_class_enum): New enum for the constraints that
9441 vary based on target switches.
9442 (rs6000_constraints): New array to hold the register class for all
9443 of the register constraints that vary based on the switches used.
9444 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9445 (enum rs6000_builtins): Add unsigned varients for the builtin
9446 declarations returned by target hooks for expanding multiplies,
9447 select, and permute operations. Add VSX builtins.
9448 (enum rs6000_builtin_type_index): Add entries for VSX.
9449 (V2DI_type_node): Ditto.
9450 (V2DF_type_node): Ditto.
9451 (unsigned_V2DI_type_node): Ditto.
9452 (bool_long_type_node): Ditto.
9453 (intDI_type_internal_node): Ditto.
9454 (uintDI_type_internal_node): Ditto.
9455 (double_type_internal_node): Ditto.
9457 * config/rs6000/altivec.md (whole file): Move all expanders to
9458 vector.md from altivec.md. Rename insn matching functions to be
9460 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9461 (altivec_vcmp*): Ditto.
9462 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9463 (VM): New iterator for moves that includes the VSX types.
9464 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9465 (altivec_vperm_<mode>_uns): New, for unsigned types.
9466 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9467 (altivec_eq<mode>): Ditto.
9468 (altivec_gt<mode>): Ditto.
9469 (altivec_gtu<mode>): Ditto.
9470 (altivec_eqv4sf): Ditto.
9471 (altivec_gev4sf): Ditto.
9472 (altivec_gtv4sf): Ditto.
9473 (altivec_vcmpbfp_p): Ditto.
9475 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9477 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9480 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9483 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9484 ASM_SHORT instead of .word.
9485 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9486 instead of .word in asm template.
9488 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9491 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9492 (process_bb_node_lives): Use it.
9494 * ira.c (setup_cover_and_important_classes): Don't setup
9495 ira_important_class_nums. Add cover classes to the end of
9497 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9499 (find_reg_class_closure): Use reorder_important_classes.
9501 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9503 * config/i386/i386.c (i386_ira_cover_classes): New function.
9504 (TARGET_IRA_COVER_CLASSES): Redefine.
9506 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9507 importance of order of cover classes in the array.
9509 2009-07-22 Diego Novillo <dnovillo@google.com>
9511 * tree-pass.h (TDF_EH): Define.
9512 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9513 contains TDF_EH, print the EH region number holding GS.
9514 * tree-dump.c (dump_options): Add "eh".
9515 * doc/invoke.texi: Document it.
9517 2009-07-22 Doug Kwan <dougkwan@google.com>
9519 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9521 2009-07-22 Michael Matz <matz@suse.de>
9523 PR tree-optimization/35229
9524 PR tree-optimization/39300
9526 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9527 (inhibit_phi_insertion): New function.
9528 (insert_into_preds_of_block): Call it for REFERENCEs.
9529 (init_pre): Initialize and finalize scalar evolutions.
9530 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9532 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9534 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9535 Use CONST_VECTOR_NUNITS to determine number of elements.
9537 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9539 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9540 (U, W): Constraints are now deprecated and will be removed if we
9542 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9544 ("prefetch"): Add the stcmh instruction for prefetching.
9545 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9547 (s390_short_displacement): Return always true if compiling for
9548 machines not providing the long displacement facility.
9549 (s390_mem_constraint): Support the new constraint letter Z.
9550 (s390_check_qrst_address): New function.
9552 2009-07-21 DJ Delorie <dj@redhat.com>
9554 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9557 2009-07-21 Jason Merrill <jason@redhat.com>
9559 * c-common.c (max_tinst_depth): Increase default to 1024.
9561 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9563 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9564 (vec_unpacku_float_lo_v4si): Ditto.
9566 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9569 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9570 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9571 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9572 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9574 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9576 PR tree-optimization/40813
9577 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9580 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9582 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9583 with a NOP_EXPR if needed.
9585 2009-07-21 Paul Brook <paul@codesourcery.com>
9587 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9588 Terminate debug dump with newline.
9590 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9592 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9593 Cast "1" to unsigned HOST_WIDE_INT.
9594 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9595 deposit length to the maximum length - lsb. Extend length if
9596 HOST_BITS_PER_WIDE_INT is 32.
9598 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9600 * cgraph.h (constant_pool_htab): New function.
9601 (constant_descriptor_tree): Move from varasm.c.
9602 * varasm.c (constant_pool_htab): New function.
9603 (constant_descriptor_tree): Move to cgraph.h.
9605 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9607 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9609 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9611 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9614 2009-07-20 Xinliang David Li <davidxl@google.com>
9616 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9618 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9620 * config/mips/mips.md (move_type): Add arith.
9621 (type): Handle arith.
9622 (zero_extendsidi2): Rename this into ...
9623 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9624 (zero_extendsidi2): New expander.
9625 (*zero_extendsidi2_dext): New pattern.
9627 2009-07-20 Nick Clifton <nickc@redhat.com>
9629 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9630 to set MIPS_ABI_DEFAULT.
9631 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9633 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9635 * tree-object-size.c (addr_object_size): Handle unions with
9636 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9638 PR tree-optimization/40792
9639 * tree.c (build_function_type_skip_args): Remove bogus assert.
9641 2009-07-20 Jan Hubicka <jh@suse.cz>
9642 Martin Jambor <mjambor@suse.cz>
9644 * cgraph.h (combined_args_to_skip): New field.
9645 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9646 combined_args_to_skip and args_to_skip.
9647 * tree-inline.c (update_clone_info): New function.
9648 (tree_function_versioning): Call update_clone_info.
9649 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9651 (cgraph_materialize_all_clones): More extensive dumping, working
9652 with combined_args_to_skip rather than args_to_skip.
9654 2009-07-20 Ira Rosen <irar@il.ibm.com>
9656 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9657 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9658 (get_initial_def_for_reduction): Likewise.
9659 (vectorizable_reduction): Skip the check of first operand in case
9660 of COND_EXPR. Add check that it is outer loop vectorization if
9661 nested cycle was detected. Call vectorizable_condition() for
9662 COND_EXPR. If reduction epilogue cannot be created do not fail for
9663 nested cycles (if it is not double reduction). Assert that there
9664 is only one type in the loop in case of COND_EXPR. Call
9665 vectorizable_condition() to vectorize COND_EXPR.
9666 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9667 Add parameters. Allow nested cycles if called from
9668 vectorizable_reduction(). Use reduction vector variable if provided.
9669 (vect_analyze_stmt): Call vectorizable_reduction() before
9670 vectorizable_condition().
9671 (vect_transform_stmt): Update call to vectorizable_condition().
9673 2009-07-20 Christian Bruel <christian.bruel@st.com>
9675 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9676 * doc/invoke.texi (-mfmovd): Likewise.
9677 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9679 2009-07-20 Jan Hubicka <jh@suse.cz>
9681 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9682 when handling SSA name.
9684 2009-07-19 Jan Hubicka <jh@suse.cz>
9686 PR tree-optimization/40676
9687 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9688 virtual PHIs in empty BBs.
9690 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9692 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9693 re-expanded the compound use gen_lowpart instead to convert to the
9696 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9698 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9699 OUTER_CONST arguments.
9700 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9701 the new wider mode will be masked off.
9702 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9704 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9706 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9707 high-order bits are zero.
9709 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9711 * combine.c (simplify_shift_const_1): Split code to determine
9713 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9714 new bits shifted in are identical to the old sign bit.
9716 2009-07-18 Richard Guenther <rguenther@suse.de>
9719 * gimplify.c (gimplify_call_expr): Reject code using results from
9720 functions returning void.
9722 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9724 * doc/md.texi: Document the new PowerPC "es" constraint.
9725 Document that "m" can include automodified addresses on this target,
9726 and explain how %U must be used. Extend the "Q" and "Z" documentation
9727 to suggest "es" as well as "m".
9728 * config/rs6000/constraints.md (es): New memory constraint.
9729 (Q, Z): Update strings to match new documentation.
9731 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9733 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9734 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9735 * config/rs6000/predicates.md (volatile_mem_operand): Use
9736 offsettable_nonstrict_memref_p.
9737 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9738 (*floatunssidf2_internal): Likewise.
9739 (*fix_truncdfsi2_internal): Likewise.
9740 (*fix_trunctfsi2_internal): Likewise.
9742 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9744 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9746 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9748 2009-07-17 Richard Guenther <rguenther@suse.de>
9751 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9752 (pass_warn_unused_result): Likewise.
9753 (TODO_set_props): Remove.
9754 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9756 (pass_diagnose_omp_blocks): Define.
9757 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9758 (c_gimple_diagnostics_recursively): Remove.
9759 (finish_function): Do not call it.
9760 (c_write_global_declarations): Continue after errors.
9761 Finalize the CU here.
9762 * c-gimplify.c (c_genericize): Do not gimplify here.
9763 * c-common.c (c_warn_unused_result): Move ...
9764 * tree-cfg.c (do_warn_unused_result): ... here.
9765 (run_warn_unused_result): New function.
9766 (gate_warn_unused_result): New function.
9767 (pass_warn_unused_result): New pass.
9768 * c-common.h (c_warn_unused_result): Remove.
9769 * flags.h (flag_warn_unused_result): Declare.
9770 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9771 * opts.c (flag_warn_unused_result): Initialize to false.
9772 * toplev.c (compile_file): Add comment.
9773 * omp-low.c (create_omp_child_function): Do not register
9774 the function with the frontend.
9775 (diagnose_omp_structured_block_errors): Prepare to be
9776 called as optimization pass.
9777 (gate_diagnose_omp_blocks): New function.
9778 (pass_diagnose_omp_blocks): New pass.
9779 * cgraph.h (cgraph_optimize): Remove.
9780 (cgraph_analyze_function): Likewise.
9781 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9782 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9783 before their parents here.
9784 (cgraph_finalize_function): Not here.
9785 (cgraph_analyze_function): Gimplify functions here.
9786 (cgraph_finalize_compilation_unit): Continue after errors.
9787 Optimize the callgraph from here.
9788 (cgraph_optimize): Make static.
9789 * langhooks.c (write_global_declarations): Finalize the CU.
9790 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9791 (gimplify_function_tree): Assert we gimplify only once.
9792 Set PROP_gimple_any property.
9793 * tree-nested.c (gimplify_all_functions): New function.
9794 (lower_nested_functions): Gimplify all nested functions.
9795 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9796 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9797 and pass_diagnose_omp_blocks after gimplification. Do not
9798 set TODO_set_props on all_lowering_passes.
9799 (execute_one_pass): Do not handle TODO_set_props.
9800 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9801 (gimplify.o): Add tree-pass.h dependency.
9802 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9803 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9804 (unsave_r): Likewise.
9805 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9808 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9810 * doc/service.texi (Service): Restore previously removed link,
9811 which isn't broken after all.
9813 2009-07-17 Richard Guenther <rguenther@suse.de>
9815 PR tree-optimization/40321
9816 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9817 PHI nodes to the maximal set.
9818 (make_values_for_phi): Add PHI arguments to the maximal set.
9819 (execute_pre): Dump PHI_GEN and the maximal set.
9821 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9824 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9827 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9829 * doc/extend.texi (Nested Functions): Replace broken link with
9831 * doc/service.texi (Service): Remove broken link.
9833 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9836 * builtins.c (expand_builtin_memcmp): Use loc instead of
9837 EXPR_LOCATION (exp).
9838 (expand_builtin_strncmp): Likewise.
9840 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9841 Manuel López-Ibáñez <manu@gcc.gnu.org>
9844 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9845 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9846 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9847 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9848 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9849 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9850 tree-inline.c, c-common.c, c-common.h, gimple.c,
9851 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9852 convert.c: Add location argument to fold_{unary,binary,ternary},
9853 fold_build[123], build_call_expr, build_size_arg,
9854 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9855 fold_build1_initializer, fold_build2_initializer,
9856 fold_build3_initializer, fold_build_call_array,
9857 fold_build_call_array_initializer, fold_single_bit_test,
9858 omit_one_operand, omit_two_operands, invert_truthvalue,
9859 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9860 combine_comparisons, fold_builtin_*, fold_call_expr,
9861 build_range_check, maybe_fold_offset_to_address, round_up,
9864 2009-07-16 Jason Merrill <jason@redhat.com>
9867 * c-common.c (c_common_reswords): Add __is_standard_layout
9869 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9870 * doc/implement-cxx.texi: New.
9871 * doc/gcc.texi: Include it.
9873 2009-07-16 DJ Delorie <dj@redhat.com>
9875 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9876 compares that may be indirectly affected by previous instructions.
9878 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9880 * builtins.c (do_mpc_arg2): New.
9881 (fold_builtin_2): Fold builtin cpow.
9882 * real.h (HAVE_mpc_pow): New.
9884 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9886 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9887 comparison to skip unprofitable schedule
9889 2009-07-16 Simon Baldwin <simonb@google.com>
9891 * gcc.c (option_map): New flag -no-canonical-prefixes.
9892 * (display_help): Print help text for new flag.
9893 * (process_command): Move options translation and language specifics
9894 and handle new flag early. Use it to set a function pointer to a
9895 prefix builder. Replace make_relative_prefix calls with calls to
9896 the function pointed to. Ignore new flag in regular options handling.
9897 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9899 2009-07-15 DJ Delorie <dj@redhat.com>
9901 * config/mep/mep.md (sibcall_internal): Change register to avoid
9903 (sibcall_value_internal): Likewise.
9905 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9907 PR rtl-optimization/40710
9908 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9910 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9912 * config/mips/mips.md (*extenddi_truncate<mode>,
9913 *extendsi_truncate<mode>): Change type attribute to move_type
9914 with shift_shift. Split out code handling exts from here ...
9915 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9917 (*extendhi_truncateqi): Change type attribute to move_type with
9918 shift_shift. Split out code handling exts from here ...
9919 (*extendhi_truncateqi_exts): ... to this new pattern.
9921 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9923 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9924 instead of "and" with inverted sign bit mask value. Use
9925 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9926 Allocate registers only for operand 4 and operand 5.
9928 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9931 * fold-const.c (fold_cond_expr_with_comparison): When folding
9932 < and <= to MIN, make sure the MIN uses the same type as the
9933 comparison's operands.
9935 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9937 * arm.md (ior_xor): New code iterator.
9938 (split for ior/xor with shift and zero-extend): New split pattern.
9939 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9941 2009-07-15 Richard Guenther <rguenther@suse.de>
9943 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9946 2009-07-15 Richard Guenther <rguenther@suse.de>
9949 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9951 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9953 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9954 handle 2.6.30 kernel.
9956 2009-07-15 DJ Delorie <dj@redhat.com>
9958 * config/mep/mep.md (sibcall_internal): Change register to allow
9959 for 24-bit addresses.
9960 (sibcall_value_internal): Likewise.
9962 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9964 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9965 that are enabled/disabled by the flags introduced by a previous patch.
9967 2009-07-14 DJ Delorie <dj@redhat.com>
9969 * config/mep/mep.md (sibcall_internal): Include non-toggling
9971 (sibcall_value_internal): Likewise.
9973 2009-07-14 Taras Glek <tglek@mozilla.com>
9974 Rafael Espindola <espindola@google.com>
9976 * doc/sourcebuild.texi: Document install-plugin target.
9977 * configure.ac: Added install-plugin target to language makefiles.
9978 * configure: Regenerate.
9979 * Makefile.in: (install-plugin): Install more headers,
9980 depend on lang.install-plugin.
9982 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9984 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9987 2009-07-14 DJ Delorie <dj@redhat.com>
9989 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9990 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9991 * config/mep/mep.md (sibcall_internal): Change test from
9992 mep_vliw_mode_match to mep_vliw_jmp_match.
9993 (sibcall_value_internal): Likewise.
9995 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9997 * config/i386/sse.md (copysign<mode>3): New expander.
9998 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9999 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10000 Use ix86_build_const_vector.
10001 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10002 IX86_BUILTIN_CPYSGNPD.
10003 (builtin_description): Add __builtin_ia32_copysignps and
10004 __builtin_ia32_copysignpd.
10005 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10006 and BUILT_IN_COPYSIGNF.
10008 2009-07-13 Jason Merrill <jason@redhat.com>
10010 * builtins.c (can_trust_pointer_alignment): New fn.
10011 (get_pointer_alignment): Factor it out from here.
10012 * tree.h: Declare it.
10014 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10016 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10019 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10023 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10025 2009-07-14 Richard Guenther <rguenther@suse.de>
10026 Andrey Belevantsev <abel@ispras.ru>
10028 PR middle-end/40745
10029 * cfgexpand.c (partition_stack_vars): Do not bother to update
10030 alias information when not optimizing.
10032 2009-07-14 Richard Guenther <rguenther@suse.de>
10033 Andrey Belevantsev <abel@ispras.ru>
10035 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10036 (pt_solution_set): Likewise.
10037 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10038 * tree-ssa-structalias.c (pt_solution_set): New function.
10039 * final.c (rest_of_clean_state): Free SSA data structures.
10040 * print-rtl.c (print_decl_name): Remove.
10041 (print_mem_expr): Implement in terms of print_generic_expr.
10042 * alias.c (ao_ref_from_mem): New function.
10043 (rtx_refs_may_alias_p): Likewise.
10044 (true_dependence): Query alias-export info.
10045 (canon_true_dependence): Likewise.
10046 (write_dependence_p): Likewise.
10047 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10049 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10050 (mem_expr_equal_p): Use operand_equal_p.
10051 (set_mem_attributes_minus_bitpos): Do not use
10052 component_ref_for_mem_expr.
10053 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10054 (update_alias_info_with_stack_vars): Likewise.
10055 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10056 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10057 explicitly nor clear stmt operands.
10058 Free the decl-to-pointer map.
10059 * tree-optimize.c (execute_free_datastructures): Do not free
10060 SSA data structures here.
10061 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10062 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10063 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10065 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10067 2009-07-13 DJ Delorie <dj@redhat.com>
10069 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10070 unrolling at the right iteration count.
10072 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10075 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10077 * haifa-sched.c (rank_for_schedule): Introduced flags to
10078 enable/disable individual scheduling heuristics.
10079 * common.opt: Introduced flags to enable/disable individual
10080 heuristics in the scheduler.
10081 * doc/invoke.texi: Introduced flags to enable/disable individual
10082 heuristics in the scheduler.
10084 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10086 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10087 config/i386/mingw-tls.c.
10088 * config/i386/mingw-tls.c: Removed.
10090 2009-07-13 Ira Rosen <irar@il.ibm.com>
10092 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10093 checks access only relevant statements.
10094 (vectorizable_reduction): Likewise.
10096 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10098 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10099 just for 32-bit case.
10101 2009-07-12 Jan Hubicka <jh@suse.cz>
10103 PR tree-optimization/40585
10104 * except.c (expand_resx_expr): When there already is resume
10105 instruction, produce linked list.
10106 (build_post_landing_pads): Assert that resume is empty.
10107 (connect_post_landing_pads): Handle resume lists.
10108 (dump_eh_tree): Dump resume list.
10110 2009-07-12 Ira Rosen <irar@il.ibm.com>
10112 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10113 with additional argument.
10114 * tree-vectorizer.h (enum vect_def_type): Add
10115 vect_double_reduction_def.
10116 (vect_is_simple_reduction): Add argument.
10117 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10119 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10120 vect_is_simple_reduction with additional argument.
10121 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10123 (reduction_code_for_scalar_code): Handle additional codes by
10124 returning ERROR_MARK for them. Fix comment and indentation.
10125 (vect_is_simple_reduction): Fix comment, add argument to specify
10126 double reduction. Detect double reduction.
10127 (get_initial_def_for_induction): Fix indentation.
10128 (get_initial_def_for_reduction): Fix comment and indentation.
10129 Handle double reduction. Create initial definitions that do not
10130 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10131 (vect_create_epilog_for_reduction): Fix comment, add argument to
10132 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10133 epilogue result extraction. Create double reduction phi node and
10134 replace relevant uses.
10135 (vectorizable_reduction): Call vect_is_simple_reduction with
10136 additional argument. Fix indentation. Update epilogue code treatment
10137 according to the changes in reduction_code_for_scalar_code. Check
10138 for double reduction. Call vect_create_epilog_for_reduction with
10139 additional argument.
10140 * tree-vect-stmts.c (process_use): Handle double reduction, update
10142 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10143 (vect_get_vec_def_for_operand): Likewise.
10145 2009-07-12 Danny Smith <dansmister@gmail.com>
10147 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10148 dllexport if !TREE_PUBLIC.
10149 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10151 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10153 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10154 (avr_extra_arch_macro) Remove declatation.
10155 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10156 (avr_extra_arch_macro) Declare as static.
10157 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10159 2009-07-11 Jan Hubicka <jh@suse.cz>
10161 PR middle-end/48388
10162 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10164 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10167 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10168 cold_in_std_section bits.
10169 (dwarf2out_begin_prologue): Initialize them.
10170 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10171 if already covered by text_section or cold_text_section range.
10173 PR rtl-optimization/40667
10174 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10175 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10176 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10177 * config/i386/i386.c (ix86_minimum_alignment): New function.
10178 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10179 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10180 * emit-rtl.c (gen_reg_rtx): Likewise.
10181 * function.c (assign_parms): Likewise. If nominal_type needs
10182 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10183 rather than passed_type's alignment.
10186 * function.c (assign_parm_setup_stack): Adjust
10187 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10188 from nominal_mode on big endian.
10190 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10192 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10194 2009-07-10 DJ Delorie <dj@redhat.com>
10196 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10198 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10200 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10202 (thumb2_cbnz): Likewise.
10204 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10207 * config.gcc (supported_defaults): Add synci.
10208 (with_synci): Add validation.
10209 (all_defaults): Add synci.
10210 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10213 * config/mips/mips.opt (msynci): New option.
10214 * config/mips/mips.c (mips_override_options): Warn on use of
10215 -msynci for targets that do now support it.
10216 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10218 * gcc/doc/invoke.texi (-msynci): Document the new option.
10219 * doc/install.texi (--with-synci): Document the new option.
10221 2009-07-10 Richard Guenther <rguenther@suse.de>
10223 PR tree-optimization/40496
10224 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10225 the PHI result with a compatible type.
10227 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10231 * c.opt (Wunused-result): New.
10232 * doc/invoke.texi: Document it.
10233 * c-common.c (c_warn_unused_result): Use it.
10235 2009-07-09 DJ Delorie <dj@redhat.com>
10237 * targhooks.c (default_target_can_inline_p): Rename from
10238 default_target_option_can_inline_p.
10239 * targhooks.h (default_target_can_inline_p): Likewise.
10240 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10241 TARGET_OPTION_CAN_INLINE_P.
10242 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10243 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10244 (mep_target_can_inline_p): Rename from
10245 mep_target_option_can_inline_p.
10248 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10249 registers used to pass vectors.
10251 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10253 2009-07-09 Tom Tromey <tromey@redhat.com>
10255 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10256 * config/mmix/mmix.c: Include dwarf2.h.
10257 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10258 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10259 * config/sh/sh.c: Include dwarf2.h.
10260 * config/i386/i386.c: Include dwarf2.h.
10261 * Makefile.in (DWARF2_H): Remove 'elf'.
10262 * except.c: Include dwarf2.h.
10263 * unwind-dw2.c: Include dwarf2.h.
10264 * dwarf2out.c: Include dwarf2.h.
10265 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10266 * unwind-dw2-fde.c: Include dwarf2.h.
10267 * dwarf2asm.c: Include dwarf2.h.
10269 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10271 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10272 (max_issue): Use it.
10273 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10275 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10276 (region_sched_info): Update.
10277 * sched-ebb.c (ebb_sched_info): Update.
10278 * modulo-sched.c (sms_sched_info): Update.
10279 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10281 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10283 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10285 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10287 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10289 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10291 PR middle-end/40692
10292 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10293 arg1 with arg01 if arg1 is already INTEGER_CST.
10295 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10297 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10298 Transform (and (truncate)) into (truncate (and)).
10300 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10302 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10303 creating LHS paradoxical subregs. Fix surrounding returns to
10304 use NULL_RTX rather than 0.
10306 2009-07-08 DJ Delorie <dj@redhat.com>
10308 * config/mep/mep.c: (mep_option_can_inline_p): New.
10309 (TARGET_OPTION_CAN_INLINE_P): Define.
10311 2009-07-08 Mark Wielaard <mjw@redhat.com>
10314 * dwarf2out.c (add_data_member_location_attribute): When we have
10315 only a constant offset don't emit a new location description using
10316 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10319 2009-07-08 Richard Henderson <rth@redhat.com>
10322 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10323 (enum reg_class): Add CLOBBERED_REGS.
10324 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10325 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10326 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10327 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10328 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10329 force 64-bit sibcalls into R11.
10330 * config/i386/constraints.md (U): New constraint.
10331 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10332 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10333 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10335 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10337 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10339 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10340 * ebitmap.h (dump_ebitmap): Ditto.
10341 * optabs.h (optab_libfunc): Ditto.
10342 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10343 * tree-flow.h (vect_can_force_dr_alignment_p,
10344 get_vectype_for_scalar_type): Ditto.
10345 (vectorize_loops): Move prototype to ...
10346 * tree-vectorizer.h: ... here. Also, adjust comment.
10347 (vect_set_verbosity_level): Remove duplicate prototype.
10348 * tree-ssa-loop.c: Include tree-vectorizer.h.
10349 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10351 2009-07-08 Nick Clifton <nickc@redhat.com>
10353 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10356 2009-07-08 DJ Delorie <dj@redhat.com>
10358 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10359 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10360 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10362 * config/mep/intrinsics.md: Regenerated.
10363 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10364 registers when asm() or calls are detected.
10366 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10369 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10371 * gimple (gimple_build_call_from_tree): Likewise.
10372 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10373 no_warning flag before warning.
10375 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10377 * tree.c (set_expr_locus): Remove.
10378 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10379 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10381 * gimplify.c (internal_get_tmp_var): Likewise.
10382 (gimplify_call_expr): Likewise.
10383 (gimplify_one_sizepos): Likewise.
10385 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10388 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10389 to variables for debugging purposes.
10391 2009-06-23 Mark Loeser <mark@halcy0n.com>
10394 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10396 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10398 * pretty-print.c (pp_base_format): Remove %J.
10399 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10400 gcc_cxxdiag_char_table): Likewise.
10401 (init_dynamic_diag_info): Likewise.
10403 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10405 * pretty-print.c (pp_base_format): Remove %H.
10406 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10407 gcc_cxxdiag_char_table): Likewise.
10408 (init_dynamic_diag_info): Likewise.
10409 * config/mep/mep.c (mep_select_section): Likewise.
10411 2009-07-07 Duncan Sands <baldrick@free.fr>
10413 * final.c (pass_clean_state): Give the pass a name.
10414 * passes.c (pass_rest_of_compilation): Likewise.
10415 * tree-optimize.c (pass_all_optimizations): Likewise.
10417 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10419 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10420 an extra 'decl' for error_at.
10422 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10424 PR middle-end/40669
10425 * tree-tailcall.c (adjust_return_value_with_ops,
10426 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10427 if it has complex or vector type.
10429 2009-07-07 Olivier Hainque <hainque@adacore.com>
10431 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10434 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10436 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10438 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10440 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10441 * c-decl.c: Likewise.
10442 * function.c: Likewise.
10443 * varasm.c: Likewise.
10444 * tree-ssa.c: Likewise.
10445 * c-common.c: Likewise.
10446 * tree-cfg.c: Likewise.
10447 * config/spu/spu.c: Likewise.
10448 * config/ia64/ia64.c: Likewise.
10449 * config/v850/v850.c: Likewise.
10451 2009-07-06 DJ Delorie <dj@redhat.com>
10453 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10454 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10455 unspecified accesses to control registers.
10456 * config/mep/intrinsics.md: Regenerate.
10457 * config/mep/intrinsics.h: Regenerate.
10458 * config/mep/mep-intrin.h: Regenerate.
10460 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10462 * c-lex.c: Replace %H by an explicit location. Update all calls.
10463 * c-common.c: Likewise.
10464 * c-decl.c: Likewise.
10465 * c-typeck.c: Likewise.
10466 * fold-const.c: Likewise.
10467 * gimplify.c: Likewise.
10468 * stmt.c: Likewise.
10469 * tree-cfg.c: Likewise.
10470 * tree-ssa-loop-niter.c: Likewise.
10471 * tree-vrp.c: Likewise.
10472 * value-prof.c: Likewise.
10474 2009-07-06 Diego Novillo <dnovillo@google.com>
10476 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10477 if it has one. Handle cases where VAR does not have an
10478 annotation or cfun is NULL.
10480 2009-07-06 Diego Novillo <dnovillo@google.com>
10482 * tree.c: Include debug.h.
10483 (initialize_tree_contains_struct): New.
10484 (init_ttree): Call it.
10485 (tree_node_structure_for_code): Factor out of ...
10486 (tree_node_structure): ... here.
10487 * treestruct.def (TS_PHI_NODE): Remove.
10488 (TS_GIMPLE_STATEMENT): Remove.
10490 2009-07-06 Diego Novillo <dnovillo@google.com>
10492 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10493 (debug_tree_chain): Handle cycles.
10495 2009-07-06 Nick Clifton <nickc@redhat.com>
10496 DJ Delorie <dj@redhat.com>
10498 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10499 __FMOVD_ENABLED__ is defined.
10501 (TARGET_FMOVD): Provide a default definition.
10502 (MASK_FMOVD): Likewise.
10503 (TARGET_CPU_CPP_BUILTINS): Define
10504 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10505 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10506 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10507 (split for DF load from memory into register): Also handle
10508 MEMs which consist of REG+DISP addressing.
10509 (split for DF store from register to memory): Likewise.
10510 (movsf_ie): Always use single fp_mode.
10511 * config/sh/sh.c (sh_override_options): Do not automatically
10512 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10513 that to the -mfmovd command line switch.
10514 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10515 (fldi_ok): Always allow.
10516 * config/sh/sh.opt (mfmovd): Remove this switch.
10517 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10519 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10520 Kaz Kojima <kkojima@gcc.gnu.org>
10522 PR rtl-optimization/30807
10523 * postreload.c (reload_combine): For every new use of REG_SUM,
10524 record the use of BASE.
10526 2009-07-06 Jan Hubicka <jh@suse.cz>
10528 * params.def: Revert my accidental commit at 2009-06-30.
10530 2009-07-04 Ian Lance Taylor <iant@google.com>
10533 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10535 (mingw_format_attribute_overrides): Likewise.
10537 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10540 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10541 don't check cfa.reg. Instead of cfa.indirect use
10542 fde && fde->drap_reg != INVALID_REGNUM test.
10544 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10546 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10548 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10551 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10553 2009-07-03 Richard Guenther <rguenther@suse.de>
10555 PR tree-optimization/40640
10556 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10559 2009-07-03 Jan Hubicka <jh@suse.cz>
10561 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10562 for size, reduce amount of inlining.
10564 2009-07-03 Richard Guenther <rguenther@suse.de>
10566 PR middle-end/34163
10567 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10568 if t +- x is known to not overflow and the conversion widens the
10570 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10572 2009-07-03 Jan Hubicka <jh@suse.cz>
10574 * ipa-pure-const.c (analyze): Update loop optimizer init.
10575 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10576 try_remove_empty_loop, remove_empty_loops): Remove.
10577 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10578 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10579 to mark regular loops as neccesary.
10580 (degenerate_phi_p): New function.
10581 (propagate_necessity, remove_dead_phis): Use it.
10582 (forward_edge_to_pdom): Likewise.
10583 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10584 virtual PHI nodes that became unreachable.
10585 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10586 * tree-flow.h (remove_empty_loops): Remove.
10587 * passes.c (init_optimization_passes): Remove.
10589 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10591 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10592 can_create_pseudo_p.
10593 (*fix_trunc<mode>_i387_1): Ditto.
10594 (*floathi<mode>2_1): Ditto.
10595 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10596 (*fistdi2_1): Ditto.
10597 (*fist<mode>2_1): Ditto.
10598 (frndintxf2_floor): Ditto.
10599 (*fist<mode>2_floor_1): Ditto.
10600 (frndintxf2_ceil): Ditto.
10601 (*fist<mode>2_ceil_1): Ditto.
10602 (frndintxf2_trunc): Ditto.
10603 (frndintxf2_mask_pm): Ditto.
10604 (fxam<mode>2_i387_with_temp): Ditto.
10605 * config/i386/sse.md (mulv16qi3): Ditto.
10606 (*sse2_mulv4si3): Ditto.
10608 (sse4_2_pcmpestr): Ditto.
10609 (sse4_2_pcmpistr): Ditto.
10611 2009-07-03 Jan Hubicka <jh@suse.cz>
10613 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10614 (mark_stmt_necessary): Set it.
10615 (mark_operand_necessary): Set it.
10616 (mark_control_dependent_edges_necessary): Set it.
10617 (mark_virtual_phi_result_for_renaming): New function.
10618 (get_live_post_dom): New function.
10619 (forward_edge_to_pdom): New function.
10620 (remove_dead_stmt): Fix handling of control dependences.
10621 (tree_dce_init): Init new bitmap.
10622 (tree_dce_done): Free it.
10624 2009-07-02 Richard Guenther <rguenther@suse.de>
10627 * tree-ssa-structalias.c (new_var_info): Initialize
10630 2009-07-02 Jan Hubicka <jh@suse.cz>
10632 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10635 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10637 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10638 instead of recomputing it. Adjust calls.
10639 (emit_store_flag): Adjust recursive calls.
10641 2009-07-02 Richard Guenther <rguenther@suse.de>
10643 * tree-ssa-live.c (remove_unused_locals): Do not remove
10645 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10646 of DECL_EXTERNAL for HEAP variables.
10647 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10648 HEAP variables. Do not adjust RESTRICT vars.
10649 (find_what_var_points_to): Nobody cares if something
10650 points to READONLY.
10652 2009-07-02 Ben Elliston <bje@au.ibm.com>
10654 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10655 pc_low and pc_high declarations to the top of the function.
10657 2009-07-01 DJ Delorie <dj@redhat.com>
10659 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10660 registers as fixed.
10661 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10662 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10663 unspecified accesses to control registers.
10664 * config/mep/intrinsics.md: Regenerate.
10665 * config/mep/intrinsics.h: Regenerate.
10666 * config/mep/mep-intrin.h: Regenerate.
10668 2009-07-01 Anthony Green <green@moxielogic.com>
10670 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10671 instruction when possible.
10672 (moxie_expand_prologue): Ditto. Also, save an instruction and
10673 some complexity by popping off of $r12 instead of $sp.
10674 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10677 2009-07-01 Richard Henderson <rth@redhat.com>
10680 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10681 contained no insns, reposition note before last insn.
10683 2009-07-01 Richard Henderson <rth@redhat.com>
10686 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10687 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10689 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10692 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10693 darwin9 for printing reg addresses with %y.
10695 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10697 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10698 truncation from operands in binary operations.
10700 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10703 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10704 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10705 subreg of op0 to the original op0.
10707 * expmed.c (store_bit_field_1): Use a temporary as the destination
10708 instead of a paradoxical subreg when we need to truncate the result.
10710 2009-07-01 DJ Delorie <dj@redhat.com>
10712 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10713 names to VLIW variants.
10714 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10715 * config/mep/intrinsics.md: Regenerate.
10716 * config/mep/intrinsics.h: Regenerate.
10717 * config/mep/mep-intrin.h: Regenerate.
10719 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10722 * jump.c (returnjump_p): Revert last patch.
10723 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10725 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10728 * pa.md (casesi32p): Use jump table label to determine the offset
10730 (casesi64p): Likewise.
10732 * pa.c (forward_branch_p): Return bool type. Use instruction
10733 addresses when available. Assert that INSN has a jump label.
10734 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10737 2009-07-01 Richard Guenther <rguenther@suse.de>
10739 PR tree-optimization/19831
10740 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10741 that only act as barriers do not make any previous stores necessary.
10742 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10743 HEAP variables global, do not add a constraint from nonlocal.
10744 (find_func_aliases): Handle escapes through return statements.
10745 (compute_points_to_sets): Make escaped HEAP variables global.
10747 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10750 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10751 after reducing a DImode cstore to SImode.
10753 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10755 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10756 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10758 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10760 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10761 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10763 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10764 and umod_optab if TARGET_BSD_DIVMOD.
10765 * config/vax/lib1funcs.asm: New file.
10766 * config/vax/t-linux: New file.
10767 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10769 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10772 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10773 to type arguments that have void type.
10776 * dwarf2out.c (gen_formal_parameter_die): Call
10777 equate_decl_number_to_die if node is different from origin.
10779 2009-06-30 Anthony Green <green@moxielogic.com>
10781 Clean up moxie port for --enable-build-with-cxx.
10782 * config/moxie/moxie.c (moxie_function_value): First two
10783 parameters are const_tree, not tree.
10784 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10785 (REG_CLASS_NAMES): Ditto.
10786 (REGNO_REG_CLASS): Ditto.
10787 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10788 (moxie_function_value): Fix constyness of arguments.
10790 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10792 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10793 finalize_size_functions before further processing.
10794 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10795 (variable_size): Call self_referential_size on size expressions
10796 that contain a PLACEHOLDER_EXPR.
10797 (size_functions): New static variable.
10798 (copy_self_referential_tree_r): New static function.
10799 (self_referential_size): Likewise.
10800 (finalize_size_functions): New global function.
10801 * tree.c: Include tree-inline.h.
10802 (push_without_duplicates): New static function.
10803 (find_placeholder_in_expr): New global function.
10804 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10806 <tcc_expression>: Likewise.
10807 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10808 the call in the expression.
10809 * tree.h (finalize_size_functions): Declare.
10810 (find_placeholder_in_expr): Likewise.
10811 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10812 (substitute_placeholder_in_expr): Update comment.
10813 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10815 (copy_tree_body_r): Likewise.
10816 (copy_tree_body): New static function.
10817 (maybe_inline_call_in_expr): New global function.
10818 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10819 (maybe_inline_call_in_expr): Declare.
10820 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10821 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10824 2009-06-30 Richard Guenther <rguenther@suse.de>
10826 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10828 (propagate_necessity): Do not mark reaching defs of stores
10831 2009-06-30 Jan Hubicka <jh@suse.cz>
10833 * cfgloopanal.c (check_irred): Move into ...
10834 (mark_irreducible_loops): ... here; return true if ireducible
10836 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10837 (analyze_function): Try to prove loop finiteness.
10838 * cfgloop.h (mark_irreducible_loops): Update prototype.
10839 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10841 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10843 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10845 2009-06-30 Ira Rosen <irar@il.ibm.com>
10847 PR tree-optimization/40542
10848 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10851 2009-06-30 Martin Jambor <mjambor@suse.cz>
10853 PR tree-optimization/40582
10854 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10855 than useless_type_conversion_p.
10856 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10859 2009-06-30 Martin Jambor <mjambor@suse.cz>
10861 PR middle-end/40554
10862 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10864 2009-06-30 Richard Guenther <rguenther@suse.de>
10866 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10867 use ao_ref references.
10868 (walk_aliased_vdefs): Likewise.
10869 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10870 * tree-ssa-dce.c (struct ref_data): Remove.
10871 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10872 (mark_aliased_reaching_defs_necessary): Adjust.
10873 (mark_all_reaching_defs_necessary_1): Likewise.
10875 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10878 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10879 (emit_store_flag_1): Extract from emit_store_flag, adjust
10880 calls to (what now is) emit_cstore.
10881 (emit_store_flag): Call emit_store_flag_1 and also use it
10882 for what used to be recursive calls.
10884 2009-06-30 Wei Guozhi <carrot@google.com>
10887 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10888 if the target bb post dominates from bb.
10889 * config/i386/i386.c (memory_address_length): Check existence of base
10890 register before using it.
10892 2009-06-30 Nick Clifton <nickc@redhat.com>
10893 DJ Delorie <dj@redhat.com>
10895 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10896 __FMOVD_ENABLED__ is defined.
10898 (TARGET_FMOVD): Provide a default definition.
10899 (MASK_FMOVD): Likewise.
10900 (TARGET_CPU_CPP_BUILTINS): Define
10901 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10902 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10903 two fmov instructions depending upon whether TARGET_FMOVD is
10905 (split for DF load from memory into register): Also handle
10906 MEMs which consist of REG+DISP addressing.
10907 (split for DF store from register to memory): Likewise.
10908 * config/sh/sh.opt (mfmovd): Remove this switch.
10909 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10910 * config/sh/sh.c (sh_override_options): Do not automatically
10911 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10912 that to the -mfmovd command line switch.
10914 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10916 (fldi_ok): Always allow.
10917 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10919 2009-06-29 DJ Delorie <dj@redhat.com>
10921 * doc/install.texi (mep-x-elf): Correct chip's full name.
10923 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10925 * doc/extend.texi: Fix typo.
10927 2009-06-29 Tom Tromey <tromey@redhat.com>
10929 * dwarf2.h: Remove.
10930 * Makefile.in (DWARF2_H): New variable.
10931 (except.o): Use it.
10932 (dwarf2out.o): Likewise.
10933 (dwarf2asm.o): Likewise.
10934 * config/i386/t-i386: Use DWARF2_H.
10935 * except.c: Include elf/dwarf2.h.
10936 * unwind-dw2.c: Include elf/dwarf2.h.
10937 * dwarf2out.c: Include elf/dwarf2.h.
10938 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10939 <dtprel>: New field.
10940 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10941 (size_of_loc_descr): Likewise.
10942 (output_loc_operands_raw): Likewise.
10943 (output_loc_operands): Handle new dtprel field.
10944 (loc_checksum): Update.
10945 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10946 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10947 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10948 * dwarf2asm.c: Include elf/dwarf2.h.
10949 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10950 * config/mmix/mmix.c: Include elf/dwarf2.h.
10951 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10952 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10953 * config/sh/sh.c: Include elf/dwarf2.h.
10954 * config/i386/i386.c: Include elf/dwarf2.h.
10956 2009-06-29 DJ Delorie <dj@redhat.com>
10958 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10960 * doc/extend.texi: Add MeP attributes and pragmas.
10961 * doc/invoke.text: Add MeP Options.
10962 * doc/contrib.texi: Add MeP contribution.
10963 * doc/md.texi: Add MeP constraints.
10964 * doc/install.texi: Add MeP target.
10966 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10968 * target.h (struct gcc_target): Add frame_pointer_required field.
10969 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10970 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10971 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10973 * reload1.c (update_eliminables): (Ditto.).
10974 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10975 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10976 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10978 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10980 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10981 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10982 (arm_frame_pointer_required): New function.
10984 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10985 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10986 (avr_frame_pointer_required_p): Declare as static.
10987 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10989 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10990 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10991 (bfin_frame_pointer_required): Make as static, change return type
10993 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10995 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10996 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10997 (cris_frame_pointer_required): New function.
10999 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11001 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11002 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11003 (fr30_frame_pointer_required): New function.
11005 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11006 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11007 (frv_frame_pointer_required): Make as static, change return type
11009 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11011 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11012 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11013 (ix86_frame_pointer_required): Make as static, change return type to
11015 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11017 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11018 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11020 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11022 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11024 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11026 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11027 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11028 (mips_frame_pointer_required): Make as static.
11029 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11031 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11032 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11033 (mmix_frame_pointer_required): Mew function.
11035 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11036 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11038 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11040 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11042 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11044 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11045 (CAN_ELIMINATE): Redefine.
11046 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11047 (sparc_frame_pointer_required): New function.
11048 (sparc_can_eliminate): New function.
11049 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11051 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11052 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11054 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11055 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11056 (xtensa_frame_pointer_required): Make as static, change return type
11058 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11061 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11063 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11064 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11065 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11066 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11067 (register_callback): Handle PLUGIN_START_UNIT.
11068 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11070 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11072 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11074 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11075 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11077 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11079 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11082 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11084 * doc/extend.texi (Additional Floating Types): __float128 is also
11085 supported on i386 targets.
11087 2009-06-29 Richard Guenther <rguenther@suse.de>
11089 PR middle-end/14187
11090 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11092 (pt_solutions_same_restrict_base): Declare.
11093 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11095 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11096 (make_constraint_from, make_copy_constraint): Move earlier.
11097 (make_constraint_from_heapvar): New function.
11098 (make_constraint_from_restrict): Likewise.
11099 (handle_lhs_call): Use it.
11100 (find_func_aliases): Use it to track conversions to restrict
11101 qualified pointers.
11102 (struct fieldoff): Add only_restrict_pointers flag.
11103 (push_fields_onto_fieldstack): Initialize it.
11104 (create_variable_info_for): Track global restrict qualified pointers.
11105 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11106 Track restrict qualified pointer arguments.
11107 (set_uids_in_ptset): Use varinfo is_global_var flag.
11108 (find_what_var_points_to): Set the vars_contains_restrict flag.
11109 Always create the points-to solution for sets including restrict tags.
11110 (pt_solutions_same_restrict_base): New function.
11111 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11112 qualified pointers use pt_solutions_same_restrict_base as
11113 additional source for disambiguation.
11115 2009-06-29 Richard Guenther <rguenther@suse.de>
11117 PR middle-end/38212
11118 * alias.c (find_base_decl): Remove.
11119 (get_deref_alias_set_1): Remove restrict handling.
11120 * c-common.c (c_apply_type_quals_to_decl): Do not set
11121 DECL_POINTER_ALIAS_SET.
11122 * gimplify.c (find_single_pointer_decl_1): Remove.
11123 (find_single_pointer_decl): Likewise.
11124 (internal_get_tmp_var): Remove restrict handling.
11125 (gimple_regimplify_operands): Likewise.
11126 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11127 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11128 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11129 * tree.c (restrict_base_for_decl): Remove.
11130 (init_ttree): Do not allocate it.
11131 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11132 LABEL_DECL_UID for label decls.
11133 (copy_node_stat): Do not copy restrict information.
11134 (decl_restrict_base_lookup): Remove.
11135 (decl_restrict_base_insert): Likewise.
11136 (print_restrict_base_statistics): Likewise.
11137 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11138 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11139 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11140 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11141 (LABEL_DECL_UID): Adjust.
11142 (DECL_BASED_ON_RESTRICT_P): Remove.
11143 (DECL_GET_RESTRICT_BASE): Likewise.
11144 (SET_DECL_RESTRICT_BASE): Likewise.
11145 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11147 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11148 instead of DECL_POINTER_ALIAS_SET.
11149 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11150 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11151 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11153 2009-06-29 Richard Guenther <rguenther@suse.de>
11155 PR tree-optimization/40579
11156 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11157 the IL to simplify has constants that overflowed.
11159 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11161 PR tree-optimization/40550
11162 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11163 vector_compute_type only when the size of vector_compute_type is
11164 less than the size of type.
11166 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11168 * fold-const.c (contains_label_1): Fix comments.
11169 (contains_label_p): Do not walk trees multiple time.
11171 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11173 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11174 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11175 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11176 ix86_fp_comparison_operator.
11177 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11178 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11179 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11180 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11181 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11182 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11183 (related splits): Change predicate to ix86_fp_comparison_operator.
11184 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11185 instead of ix86_fp_comparison_codes.
11186 (ix86_trivial_fp_comparison_operator,
11187 ix86_fp_comparison_operator): New.
11188 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11189 (ix86_expand_compare): Eliminate last two parameters.
11190 (ix86_fp_jump_nontrivial_p): Kill.
11191 * config/i386/i386.c (put_condition_code): Eliminate call to
11192 ix86_fp_comparison_codes and subsequent assertion.
11193 (ix86_fp_comparison_codes): Eliminate.
11194 (ix86_fp_swap_condition): New.
11195 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11196 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11197 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11198 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11199 and ix86_fp_swap_condition.
11200 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11201 Use ix86_fp_comparison_strategy.
11202 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11203 (ix86_fp_jump_nontrivial_p): Eliminate.
11204 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11205 call to ix86_expand_compare.
11206 (ix86_split_fp_branch, ix86_expand_setcc,
11207 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11208 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11210 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11212 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11213 related to jump_clobbers.
11214 * config/arm/arm.md (conds): Remove jump_clob case.
11215 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11216 splits): Change comparison_operator to arm_comparison_operator.
11217 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11220 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11222 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11223 condition for floating point modes.
11224 * expmed.c (emit_store_flag_1): Move here a bigger part
11225 of emit_store_flag.
11226 (emit_store_flag): Try swapping the condition for floating point
11228 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11230 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11232 * expr.c (expand_expr_real_1): Just use do_store_flag.
11233 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11234 emit_store_flag_force.
11235 * expmed.c (emit_store_flag_force): Copy here trick
11236 previously in expand_expr_real_1. Try reversing the comparison.
11237 (emit_store_flag_1): Work if target is NULL.
11238 (emit_store_flag): Work if target is NULL, using the result mode
11239 from the comparison. Use split_comparison, restructure final part
11240 to simplify conditionals.
11242 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11244 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11245 * dojump.c (do_jump): Change handling of floating-point
11246 ops to use just do_compare_and_jump.
11247 (split_comparison): New.
11248 (do_compare_rtx_and_jump): Add here logic coming previously
11249 in do_jump, using split_comparison.
11251 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11254 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11256 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11258 * tree-ssa-alias.c: Fix unintentional commit.
11260 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11262 * passes.c (execute_one_pass): Fix unintentional commit.
11264 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11266 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11267 (df_rd_local_compute, df_md_local_compute): Inline them.
11269 (df_md_scratch): New.
11270 (df_md_alloc, df_md_free): Allocate/free it.
11271 (df_md_local_compute): Only include live registers in init.
11272 (df_md_transfer_function): Prune the in-set computed by
11273 the confluence function, and the gen-set too.
11275 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11277 PR rtl-optimization/26854
11278 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11279 * df-problems.c (df_rd_add_problem): Fix comment.
11280 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11281 df_md_simulate_artificial_defs_at_top,
11282 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11283 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11284 df_md_transfer_function, df_md_init, df_md_confluence_0,
11285 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11286 problem_MD, df_md_add_problem): New.
11287 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11288 df_md_get_bb_info): New.
11289 (DF_LAST_PROBLEM_PLUS1): Adjust.
11291 * Makefile.in (fwprop.o): Include domwalk.h.
11292 * fwprop.c: Include domwalk.h.
11293 (reg_defs, reg_defs_stack): New.
11294 (bitmap_only_bit_between): Remove.
11295 (process_defs): New.
11296 (process_uses): Use reg_defs and local_md instead of
11297 bitmap_only_bit_between and local_rd.
11298 (single_def_use_enter_block): New, from build_single_def_use_links.
11299 (single_def_use_leave_block): New.
11300 (build_single_def_use_links): Remove code moved to
11301 single_def_use_enter_block, invoke domwalk.
11302 (use_killed_between): Adjust comment.
11304 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11306 * bitmap.h (bitmap_ior_and_into): New.
11307 * bitmap.c (bitmap_ior_and_into): New.
11309 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11311 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11312 before_dom_children_before_stmts and after_dom_children_after_stmts.
11313 Rename the two remaining callbacks to just before_dom_children and
11314 after_dom_children. Remove other GIMPLE statement walking bits.
11315 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11316 * graphite.c: Do not include domwalk.h.
11317 * tree-into-ssa.c (interesting_blocks): New global.
11318 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11319 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11320 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11321 now that they're not domwalk callbacks.
11322 (rewrite_initialize_block): Rename to...
11323 (rewrite_enter_block): ... this, place after called functions. Test
11324 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11325 (rewrite_finalize_block): Rename to...
11326 (rewrite_leave_block): ... this, place after called functions.
11327 (rewrite_update_init_block): Rename to...
11328 (rewrite_update_enter_block): ... this, place after called functions.
11329 Test interesting_blocks, call rewrite_update_stmt and
11330 rewrite_update_phi_arguments.
11331 (rewrite_update_fini_block): Rename to...
11332 (rewrite_leave_block): ... this, place after called functions.
11333 (rewrite_blocks): Remove last argument, simplify initialization of
11335 (mark_def_sites_initialize_block): Rename to...
11336 (mark_def_sites_block): ... this, call mark_def_sites.
11337 (mark_def_sites_blocks): Remove argument, simplify initialization of
11339 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11340 (update_ssa): Likewise.
11341 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11343 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11344 (dom_opt_initialize_block): Rename to...
11345 (dom_opt_enter_block): ... this, place after called functions. Walk
11346 statements here, inline propagate_to_outgoing_edges.
11347 (dom_opt_finalize_block): Rename to...
11348 (dom_opt_leave_block): ... this, place after called functions.
11349 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11351 (dse_enter_block, dse_record_phi): New.
11352 (dse_record_phis): Delete.
11353 (dse_finalize_block): Rename to...
11354 (dse_leave_block): ... this.
11355 (tree_ssa_dse): Simplify initialization of walk_data.
11356 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11357 Adjust initialization of walk_data.
11358 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11359 * tree-ssa-loop-phiopt.c (get_non_trapping):
11360 Adjust initialization of walk_data.
11361 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11362 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11363 it's not a domwalk callback.
11364 (uncprop_initialize_block): Rename to...
11365 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11366 (dse_finalize_block): Rename to...
11367 (dse_leave_block): ... this.
11368 (tree_ssa_uncprop): Simplify initialization of walk_data.
11369 * Makefile.in: Adjust dependencies.
11371 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11373 * arm.md (casesi): Fix test for Thumb1.
11374 (thumb1_casesi_internal_pic): Likewise.
11375 (thumb1_casesi_dispatch): Likewise.
11377 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11379 * config/arm/arm-cores.def: Added core cortex-m0.
11380 * config/arm/arm-tune.md: Regenerated.
11381 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11383 2009-06-26 DJ Delorie <dj@redhat.com>
11385 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11387 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11388 the scheduler doesn't tag jump insns.
11390 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11392 * c-decl.c (merge_decls): Re-indent.
11394 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11397 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11398 Special-case decimal float constants.
11400 2009-06-26 Richard Henderson <rth@redhat.com>
11402 * function.h (struct function): Add cannot_be_copied_reason,
11403 and cannot_be_copied_set.
11404 * tree-inline.c (has_label_address_in_static_1): Rename from
11405 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11406 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11407 don't set inline_forbidden_reason.
11408 (copy_forbidden): New function, split out of inline_forbidden_p.
11409 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11410 (inline_forbidden_p): Use copy_forbidden.
11411 (tree_versionable_function_p): Likewise.
11412 (inlinable_function_p): Merge into tree_inlinable_function_p.
11413 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11414 * ipa-cp.c (ipcp_versionable_function_p): New function.
11415 (ipcp_cloning_candidate_p): Use it.
11416 (ipcp_node_modifiable_p): Likewise.
11418 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11420 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11421 that is marked not to be inlined. Remove flag_mudflap use.
11422 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11423 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11425 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11428 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11429 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11431 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11433 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11435 (__mingwthr_remove_key_dtor): Likewise.
11437 2009-06-26 Richard Guenther <rguenther@suse.de>
11439 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11441 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11443 PR middle-end/40525
11444 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11445 try the non-cond_exec path also.
11447 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11450 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11451 (output_cbranch): Use new functions.
11452 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11455 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11456 Pat Haugen <pthaugen@us.ibm.com>
11457 Revital Eres <ERES@il.ibm.com>
11459 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11460 for %c error. Add %x support to print VSX registers as a unified
11461 register set, instead of separate float and altivec registers.
11462 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11463 %y case, and add support for VSX pre-modify addresses.
11464 (output_toc): Add assert for CONST containing an integer constant
11466 (rs6000_adjust_cost): Add POWER7 support.
11467 (insn_must_be_first_in_group): Ditto.
11468 (insn_must_be_last_in_group): Ditto.
11469 (rs6000_emit_popcount): Ditto.
11470 (rs6000_vector_mode_supported_p): Ditto.
11472 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11473 Change some of the functions called by macros to being called
11474 through a pointer, so debug functions can be inserted if
11475 -mdebug=addr or -mdebug=cost.
11476 (rs6000_preferred_reload_class_ptr): Ditto.
11477 (rs6000_secondary_reload_class_ptr): Ditto.
11478 (rs6000_secondary_memory_needed_ptr): Ditto.
11479 (rs6000_cannot_change_mode_class_ptr): Ditto.
11480 (rs6000_secondary_reload_inner): Ditto.
11481 (rs6000_legitimize_reload_address): Ditto.
11482 (rs6000_legitimize_reload_address_ptr): Ditto.
11483 (rs6000_mode_dependent_address): Ditto.
11484 (rs6000_mode_dependent_address_ptr): Ditto.
11486 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11487 function to return true if the mode allows reg + integer
11489 (virtual_stack_registers_memory_p): New function to return true if
11490 the address refers to a virtual stack register.
11491 (rs6000_legitimate_offset_address_p): Move code to say whether a
11492 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11494 (rs6000_legitimate_address_p): Add checks for modes that only can
11495 do reg+reg addressing. Start adding VSX support.
11496 (rs6000_legitimize_reload_address): Ditto.
11497 (rs6000_legitimize_address): Ditto.
11498 (rs6000_debug_legitimate_address_p): New debug functions for
11499 -mdebug=addr and -mdebug=cost.
11500 (rs6000_debug_rtx_costs): Ditto.
11501 (rs6000_debug_address_costs): Ditto.
11502 (rs6000_debug_adjust_cost): Ditto.
11503 (rs6000_debug_legitimize_address): Ditto.
11504 (rs6000_legitimize_reload_address_ptr): Point to call normal
11505 function or debug function. Make functions called via pointer
11507 (rs6000_mode_dependent_address_ptr): Ditto.
11508 (rs6000_secondary_reload_class_ptr): Ditto.
11509 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11510 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11511 into a friendlier error.
11512 (rs6000_init_builtins): Add initial VSX support.
11513 (rs6000_adjust_cost): Fix some spacing issues.
11515 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11516 (REG_CLASS_NAMES): Ditto.
11517 (REG_CLASS_CONTENTS): Ditto.
11518 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11519 pointer, to add -mdebug=addr support.
11520 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11521 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11522 -mdebug=addr support.
11523 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11524 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11525 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11527 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11529 (bswapsi*): Set attribute types for load/store. Add combiner
11530 patterns to eliminate zero extend on 64-bit.
11531 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11532 stdbrx if the hardware supports those instructions.
11534 2009-06-25 Ian Lance Taylor <iant@google.com>
11536 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11537 (Link Options): Document -static-libstdc++.
11539 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11542 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11543 DATA_ALIGNMENT instead.
11545 2009-06-25 Richard Guenther <rguenther@suse.de>
11547 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11548 indirect references against the callused/escaped solutions.
11549 (call_may_clobber_ref_p_1): Likewise.
11551 2009-06-25 Martin Jambor <mjambor@suse.cz>
11553 PR tree-optimization/40493
11554 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11555 (enum unscalarized_data_handling): New type.
11556 (handle_unscalarized_data_in_subtree): Return what has been done.
11557 (load_assign_lhs_subreplacements): Handle left flushes differently.
11558 (sra_modify_assign): Use unscalarized_data_handling, simplified
11559 condition determining whether to remove the statement.
11561 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11563 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11564 excerpt - @ should be doubled for texinfo.
11566 2009-06-24 Ian Lance Taylor <iant@google.com>
11568 * config/arc/arc.c: Include "df.h".
11569 (arc_attribute_table): Make static. Move higher in file.
11570 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11571 (output_shift): Initialize n later to avoid warning.
11572 * config/arm/arm.c (arm_attribute_table): Make static. Move
11574 * config/avr/avr.c (avr_attribute_table): Make static. Move
11576 (reg_class_tab): Change array type from int to enum reg_class.
11577 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11579 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11580 (lshrhi3_out): Likewise.
11581 (class_likely_spilled_p): Change return type to bool.
11582 (avr_rtx_costs): Use local code variable with enum type.
11583 * config/avr/avr.md (movmemhi): Use add_reg_note.
11584 (andhi3, andsi3): Don't use AS2 with "and".
11585 (iorhi3, iorsi3): Don't use AS2 with "or".
11586 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11587 * config/crx/crx.c: Include "df.h".
11588 (crx_attribute_table): Make static.
11589 * config/m32r/m32r.c: Include "df.h".
11590 (m32r_attribute_table): Make static. Move higher in file.
11591 (pop): Use add_reg_note.
11592 (block_move_call): Change 0 to LCT_NORMAL in function call.
11593 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11594 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11595 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11596 declare, not just when TREE_CODE is defined.
11597 * config/m68hc11/m68hc11.c: Include "expr.h".
11598 (m68hc11_attribute_table): Make static. Move higher in file.
11599 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11601 (m68hc11_register_indirect_p): Likewise.
11602 (m68hc11_function_arg_padding): Change return type to enum
11604 (emit_move_after_reload): Use add_reg_note.
11605 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11606 (m68hc11_split_logical): Likewise.
11607 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11609 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11610 to VOIDmode in function call.
11611 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11613 (m68hc11_split_logical): Update declaration.
11614 (m68hc11_function_arg_padding): Update declaration.
11615 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11616 to array of enum reg_class.
11617 (mcore_attribute_table): Make static. Move higher in file.
11618 (mcore_rtx_costs): Add cast to enum type.
11619 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11620 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11621 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11623 * config/sh/predicates.md (trapping_target_operand): Rename and to
11625 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11627 * config/spu/spu.c (spu_attribute_table): Make static. Move
11629 * config/v850/v850.c (v850_attribute_table): Make static. Move
11631 (v850_rtx_costs): Use local code with enum type.
11632 (expand_epilogue): Add cast.
11633 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11635 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11638 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11639 -m2a-single-only and -m2a-nofpu.
11640 * config/sh/sh.opt: Document m2a generates FPU code.
11642 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11644 * defaults.h (CAN_ELIMINATE): Provide default.
11645 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11646 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11647 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11648 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11649 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11650 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11651 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11652 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11653 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11654 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11656 2009-06-24 DJ Delorie <dj@redhat.com>
11658 * mep-ext-cop.cpu: Fix copyright notice.
11659 * mep-default: Fix copyright notice.
11660 * mep-core: Fix copyright notice.
11661 * mep: Fix copyright notice.
11662 * mep-ivc2: Fix copyright notice.
11663 * mep-c5: Fix copyright notice.
11665 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11667 * doc/contrib.texi (Contributors):
11669 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11671 PR middle-end/40501
11672 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11673 src and dst operands if necessary.
11675 2009-06-23 DJ Delorie <dj@redhat.com>
11678 * config.gcc: Add mep support.
11679 * recog.c: Resurrect validate_replace_rtx_subexp().
11680 * recog.h: Likewise.
11681 * config/mep/: Add new port:
11682 * config/mep/constraints.md: New file.
11683 * config/mep/default.h: New file.
11684 * config/mep/intrinsics.h: New file.
11685 * config/mep/intrinsics.md: New file.
11686 * config/mep/ivc2-template.h: New file.
11687 * config/mep/mep-c5.cpu: New file.
11688 * config/mep/mep-core.cpu: New file.
11689 * config/mep/mep-default.cpu: New file.
11690 * config/mep/mep-ext-cop.cpu: New file.
11691 * config/mep/mep-intrin.h: New file.
11692 * config/mep/mep-ivc2.cpu: New file.
11693 * config/mep/mep-lib1.asm: New file.
11694 * config/mep/mep-lib2.c: New file.
11695 * config/mep/mep-pragma.c: New file.
11696 * config/mep/mep-protos.h: New file.
11697 * config/mep/mep-tramp.c: New file.
11698 * config/mep/mep.c: New file.
11699 * config/mep/mep.cpu: New file.
11700 * config/mep/mep.h: New file.
11701 * config/mep/mep.md: New file.
11702 * config/mep/mep.opt: New file.
11703 * config/mep/predicates.md: New file.
11704 * config/mep/t-mep: New file.
11706 2009-06-23 Ian Lance Taylor <iant@google.com>
11708 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11709 from loose_warn into c_loose_warn and from strict_warn into
11710 c_strict_warn. Set and substitute warn_cxxflags. Check for
11711 --enable-build-with-cxx. Set and substitute
11712 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11713 * Makefile.in (CXXFLAGS): New variable.
11714 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11715 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11716 the default is the same as $(STRICT_WARN).
11717 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11718 (CXX): New variable.
11719 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11720 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11721 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11722 (HOST_LIBS): New variable.
11723 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11724 (ALL_CXXFLAGS): New variable.
11725 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11726 * doc/install.texi (Configuration): Document
11727 --enable-build-with-cxx, --with-stage1-ldflags,
11728 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11729 * configure: Rebuild.
11731 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11733 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11734 from previous commit.
11736 2009-06-23 Ian Lance Taylor <iant@google.com>
11738 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11740 2009-06-23 Ian Lance Taylor <iant@google.com>
11742 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11743 with ATTRIBUTE_UNUSED.
11745 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11746 Pat Haugen <pthaugen@us.ibm.com>
11747 Revital Eres <eres@il.ibm.com>
11749 * config.in (HAVE_AS_POPCNTD): Add default definition.
11750 (HAVE_AS_LWSYNC): Ditto.
11752 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11754 (gcc_cv_as_powerpc_cmpb): Ditto.
11755 (gcc_cv_as_powerpc_dfp): Ditto.
11756 (gcc_cv_as_powerpc_vsx): Ditto.
11757 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11758 supporting the popcntd/lwsync instructions.
11759 (gcc_cv_as_powerpc_lwsync): Ditto.
11760 * configure: Regenerate.
11762 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11763 -mcpu=native and -mcpu=power7.
11764 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11766 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11767 a variable instead of a mask to reduce the number of mask bits.
11768 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11769 (-mbit-word): Ditto.
11770 (-mregnames): Ditto.
11771 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11772 (-mfused-madd): Ditto.
11774 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11776 (-mvsx): New switch for VSX instructions.
11777 (-misel): Move from a variable to a mask to allow it to be set by
11780 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11781 function declaration to an array declaration.
11782 (rs6000_hard_regno_nregs): New external array declaration.
11784 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11785 files included by rs6000.md.
11787 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11788 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11790 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11792 (rs6000_debug_reg): New -mdebug= variables.
11793 (rs6000_debug_addr): Ditto.
11794 (rs6000_debug_cost): Ditto.
11795 (rs6000_pmode): New variable to hold Pmode.
11796 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11797 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11798 calculated at compiler start.
11799 (rs6000_hard_regno_nregs): Change function to an array which holds
11800 HARD_REGNO_NREGS calculated at compiler start.
11801 (rs6000_explicit_options): Delete isel field.
11802 (rs6000_vector_unit): New array to hold which vector unit
11803 supports arithmetic options for a given type.
11804 (rs6000_vector_mem): New array to hold which vector unit supports
11805 memory reference operations for a given type.
11806 (rs6000_vector_align): New array to given the alignment of each
11808 (power7_cost): New basic costs for power7.
11809 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11810 (rs6000_hard_regno_nregs_internal): New function, moved from
11811 HARD_REGNO_NREGS, to calculate the number of registers each hard
11812 register takes for each type.
11813 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11814 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11815 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11816 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11817 unit information here so it is calculated once at compiler startup
11819 (rs6000_override_options): Make -misel a target mask. Add more
11820 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11821 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11823 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11824 (rs6000_handle_option): Move -misel from variable to target mask.
11825 (rs6000_builtin_mask_for_load): Add VSX support.
11826 (rs6000_conditional_register_usage): Ditto.
11827 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11828 (function_arg_boundary): Ditto.
11829 (rs6000_expand_builtin): Ditto.
11830 (def_builtin): Make abort message a little friendlier.
11831 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11833 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11834 assembler support the popcntd instruction instead of a vsx
11835 instruction to enable power7 support.
11836 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11837 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11838 option to the assembler if -mcpu=native.
11839 (ASM_CPU_NATIVE_SPEC): Ditto.
11840 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11842 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11843 the lwsync instruction.
11844 (enum processor_type): Add PROCESSOR_POWER7.
11845 (rs6000_debug_reg): New -mdebug= options.
11846 (rs6000_debug_addr): Ditto.
11847 (rs6000_debug_cost): Ditto.
11848 (rs6000_isel): Delete.
11849 (enum rs6000_vector): New enum to say what vector unit we have.
11850 (VECTOR_UNIT_*): New macros to say which vector unit has
11851 arithmetic operations for a given type.
11852 (VECTOR_MEM_*): New macros to say which vector unit has memory
11853 operations for a given type.
11854 (TARGET_LDBRX): Whether the machine supports the ldbrx
11856 (TARGET_ISEL): Delete, -misel moved to be a mask.
11857 (TARGET_ISEL64): New macro for 64-bit isel support.
11858 (UNITS_PER_VSX_WORD): New macro.
11859 (POINTER_SIZE): Move to be an external variable, rather than
11860 calculating whether we are generating 32 ot 64-bit code.
11862 (STACK_BOUNDARY): Add VSX support.
11863 (LOCAL_ALIGNMENT): Ditto.
11864 (SLOW_UNALIGNED_ACCESS): Ditto.
11865 (VSX_REGNO_P): New macro for VSX support.
11866 (VFLOAT_REGNO_P): Ditto.
11867 (VINT_REGNO_P): Ditto.
11868 (VLOGICAL_REGNO_P): Ditto.
11869 (VSX_VECTOR_MODE): Ditto.
11870 (VSX_SCALAR_MODE): Ditto.
11872 (VSX_MOVE_MODE): Ditto.
11873 (VSX_REG_CLASS_P): Ditto.
11874 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11876 (UNITS_PER_SIMD_WORD): Add VSX support.
11877 (MODES_TIEABLE_P): Ditto.
11878 (STARTING_FRAME_OFFSET): Ditto.
11879 (STACK_DYNAMIC_OFFSET): Ditto.
11880 (EPILOGUE_USES): Ditto.
11881 (REGNO_REG_CLASS): Move to array lookup.
11882 (CLASS_MAX_NREGS): Ditto.
11883 (rs6000_vector_reg_class): Add declaration.
11884 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11885 overlap with the floating point and Altivec registers.
11887 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11889 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11890 give the appropriate asm switches if -mcpu=native.
11891 (host_detect_local_cpu): Add support for "asm".
11892 (host_detect_local_cpu): Follow GNU code guidelines for name.
11894 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11895 -mbit-word to a variable instead of being a target mask.
11897 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11898 emit the lwsync instruction instead of emitting the instruction as
11899 an integer constant.
11901 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11902 fixuns_trundfsi2, move expander into rs6000.md.
11904 * config/rs6000/rs6000.md (cpu): Add power7.
11905 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11906 (logical predicate patterns): Change the single instruction
11907 primitives that set CR0 to be fast_compare instead of compare.
11909 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11910 (popcntddi2): Ditto.
11911 (popcount<mode>): Ditto.
11912 (floating multiply/add insns): Name the floating point
11913 multiply/add insns.
11914 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11915 (isel_unsigned_<mode>): Ditto.
11916 (fixuns_trundfsi2): Move expander here from spe.md.
11917 (smindi3): Define if we have -misel on 64-bit systems.
11922 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11924 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11926 * config/avr/avr.c (avr_current_device): New variable.
11927 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11928 (avr_arch, mcu_type_s): Move to avr.h.
11929 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11930 default_data_section_start fields.
11931 (avr_arch): Moved from avr.c.
11932 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11933 library_name fields.
11934 (avr_current_device, avr_mcu_types, avr_arch_types,
11935 avr_device_to_arch, avr_device_to_data_start,
11936 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11937 (EXTRA_SPEC_FUNCTIONS): Define.
11938 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11939 options mapping. Use device_to_arch and device_to_data_start insted.
11940 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11941 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11942 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11943 * config/avr/driver-avr.c: New file.
11944 * config/avr/avr-devices.c: New file.
11946 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11948 * var-tracking.c (unshare_variable): Force initialized to
11949 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11950 (set_variable_part): Likewise.
11951 (struct variable_union_info): Remove pos_src field.
11952 (vui_vec, vui_allocated): New variables.
11953 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11954 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11955 == 1 use a simpler sorting algorithm. Compute pos field right
11956 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11957 Avoid quadratic comparison if !flag_var_tracking_uninit.
11958 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11959 unshare_variable unconditionally.
11960 (dataflow_set_different_2): Removed.
11961 (dataflow_set_different): Don't traverse second hash table.
11962 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11963 unconditionally to var_reg_set or var_mem_set.
11964 (emit_notes_in_bb): Likewise.
11965 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11967 (emit_note_insn_var_location): Don't set initialized to
11968 VAR_INIT_STATUS_INITIALIZED early.
11969 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11971 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11973 * tree-object-size.c (addr_object_size): Instead of checking
11974 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11975 are no FIELD_DECLs following it.
11977 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11979 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11980 order to match bswaps with signed source operands.
11982 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11984 * sdbout.c (sdbout_one_type): Fix braces in switch.
11986 2009-06-23 Richard Guenther <rguenther@suse.de>
11988 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11990 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11991 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11992 var_callused, callused_tree, var_storedanything, storedanything_tree,
11993 var_integer, integer_tree): Remove global variables.
11994 (new_var_info): Do not pass new id, append the new var to the
11995 global variable vector.
11996 (do_ds_constraint): Use is_global_var member of the variable-info.
11997 (new_scalar_tmp_constraint_exp): Adjust.
11998 (create_function_info_for): Likewise.
11999 (create_variable_info_for): Likewise.
12000 (find_what_var_points_to): Remove dead code.
12001 (init_base_vars): Simplify.
12002 (compute_points_to_sets): Adjust.
12004 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12006 * combine.c (try_combine): Dump information about the insns we're
12009 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12011 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12012 check when calling force_to_mode on TRUNCATE's operand.
12014 2009-06-22 Ian Lance Taylor <iant@google.com>
12016 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12018 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12020 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12022 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12024 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12025 override library linkage flags such as -static-libgcc or
12028 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12030 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12032 2009-06-22 Ian Lance Taylor <iant@google.com>
12034 * config/linux.opt: Put mglibc ahead of muclibc.
12036 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12037 for duplicate decls.
12039 2009-06-22 Matthias Klose <doko@ubuntu.com>
12041 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12043 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12046 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12047 instead of NULL if a parser error occurs.
12049 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12051 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12052 non-DWARF2_DEBUGGING_INFO version.
12054 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12056 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12057 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12059 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12060 (LIBGCC2_TF_CEXT): Define.
12063 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12066 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12068 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12070 * config/arm/arm.c (arm_override_options): Disable
12071 -mcaller-super-interworking and -mcallee-super-interworking.
12072 * doc/invoke.texi (ARM Options): Document this.
12074 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12076 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12077 * config/arm/constraints.md (j): New constraint for movw operands.
12078 (N): Remove thumb2 meaning.
12079 * config/arm/arm.md (*arm_movw): Delete.
12080 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12081 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12082 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12084 2009-06-22 Martin Jambor <mjambor@suse.cz>
12086 PR tree-optimization/40492
12087 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12088 build_ref_for_offset.
12090 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12092 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12093 JUMP_TABLE_DATA_P predicates where applicable.
12094 * auto-inc-dec.c: Ditto.
12095 * builtins.c: Ditto.
12096 * caller-save.c: Ditto.
12098 * cfgcleanup.c: Ditto.
12099 * cfglayout.c: Ditto.
12101 * combine.c: Ditto.
12102 * combine-stack-adj.c: Ditto.
12106 * df-scan.c: Ditto.
12108 * dwarf2asm.c: Ditto.
12109 * dwarf2out.c: Ditto.
12110 * emit-rtl.c: Ditto.
12116 * function.c: Ditto.
12119 * genpreds.c: Ditto.
12120 * genrecog.c: Ditto.
12122 * ira-costs.c: Ditto.
12123 * ira-lives.c: Ditto.
12125 * loop-iv.c: Ditto.
12126 * lower-subreg.c: Ditto.
12127 * modulo-sched.c: Ditto.
12129 * postreload.c: Ditto.
12130 * print-rtl.c: Ditto.
12132 * reginfo.c: Ditto.
12133 * regmove.c: Ditto.
12134 * reload1.c: Ditto.
12137 * rtlanal.c: Ditto.
12139 * sched-vis.c: Ditto.
12141 * sel-sched-ir.c: Ditto.
12142 * simplify-rtx.c: Ditto.
12143 * targhooks.c: Ditto.
12144 * var-tracking.c: Ditto.
12145 * vmsdbgout.c: Ditto.
12147 2009-06-22 Matthias Klose <doko@ubuntu.com>
12149 * Makefile.in (install-plugin): Always use DESTDIR.
12151 2009-06-22 Olivier Hainque <hainque@adacore.com>
12153 * config/pa/pa.c (output_call): Don't optimize post call jumps
12154 into return address adjustments if the call may throw.
12156 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12158 * arm.c (thumb1_output_casesi): New function.
12159 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12160 optimizing for size or PIC.
12161 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12162 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12163 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12164 (thumb1_casesi_internal_pic): New expand rule.
12165 (thumb1_casesi_dispatch): New pattern.
12166 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12168 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12169 in the text seciton when PIC or optimizing for size.
12170 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12171 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12172 preservation properties of code.
12173 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12174 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12175 (__gnu_thumb1_case_si): New function.
12176 * t-arm (LIB1ASMSRC): Define here.
12177 (LIB1ASMFUNCS): Add some common functions.
12178 * t-arm-elf (LIB1ASMSRC): Delete.
12179 (LIB1ASMFUNCS): Append to existing set.
12180 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12181 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12182 * t-symbian (LIB1ASMFUNCS): Likewise.
12183 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12184 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12186 2009-06-21 Richard Guenther <rguenther@suse.de>
12188 PR tree-optimization/38729
12189 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12190 to loops with a single exit if -fno-expensive-optimizations.
12192 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12194 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12195 (dataflow_set): Change vars type from htab_t to shared_hash.
12196 (shared_hash_pool, empty_shared_hash): New variables.
12197 (vars_clear): Removed.
12198 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12199 shared_hash_find_slot_unshare, shared_hash_find_slot,
12200 shared_hash_find_slot_noinsert, shared_hash_find): New
12202 (shared_hash_unshare, shared_hash_destroy): New functions.
12203 (unshare_variable): Unshare set->vars if shared, use
12205 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12206 (get_init_value, find_src_set_src, dump_dataflow_set,
12207 clobber_variable_part, emit_notes_for_differences): Use
12209 (dataflow_set_init): Remove second argument, set vars to
12210 empty_shared_hash instead of creating a new htab.
12211 (dataflow_set_clear): Call shared_hash_destroy and set vars
12212 to empty_shared_hash instead of calling vars_clear.
12213 (dataflow_set_copy): Don't call vars_copy, instead just share
12214 the src htab with dst.
12215 (variable_union): Use shared_hash_*, use initially NO_INSERT
12216 lookup if set->vars is shared. Don't keep slot cleared before
12217 calling unshare_variable. Unshare set->vars if needed.
12218 Even ->refcount == 1 vars must be unshared if set->vars is shared
12219 and var needs to be modified.
12220 (variable_canonicalize): New function.
12221 (dataflow_set_union): If dst->vars is empty, just share src->vars
12222 with dst->vars and traverse with variable_canonicalize to canonicalize
12223 and unshare what is needed.
12224 (dataflow_set_different): If old_set and new_set use the same shared
12225 htab, they aren't different. If number of htab elements is different,
12226 htabs are different. Use shared_hash_*.
12227 (dataflow_set_destroy): Call shared_hash_destroy instead of
12229 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12230 second argument to dataflow_set_init.
12231 (vt_initialize): Likewise. Initialize shared_hash_pool and
12232 empty_shared_hash, move bb in/out initialization afterwards.
12233 Use variable_htab_free instead of NULL as changed_variables del hook.
12234 (variable_was_changed): Change type of second argument to pointer to
12235 dataflow_set. When inserting var into changed_variables, bump
12236 refcount. Unshare set->vars if set is shared htab and slot needs to
12238 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12239 lookup if set->vars is shared. Unshare set->vars if needed.
12240 Even ->refcount == 1 vars must be unshared if set->vars is shared
12241 and var needs to be modified. Adjust variable_was_changed caller.
12242 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12243 vars must be unshared if set->vars is shared and var needs to be
12244 modified. Adjust variable_was_changed caller.
12245 (emit_note_insn_var_location): Don't pool_free var.
12246 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12248 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12249 free_alloc_pool on shared_hash_pool.
12251 2009-06-20 Anthony Green <green@moxielogic.com>
12253 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12254 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12256 2009-06-20 Richard Guenther <rguenther@suse.de>
12258 * tree-ssa-structalias.c (find_func_aliases): For memset use
12259 a constraint from NULL if we memset to zero.
12260 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12261 we explicitly handle that do not read from memory.
12262 (call_may_clobber_ref_p_1): Properly handle builtins that may
12265 2009-06-20 Richard Guenther <rguenther@suse.de>
12267 PR tree-optimization/40495
12268 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12269 (new_scalar_tmp_constraint_exp): New function.
12270 (process_constraint): Do not create temporary decls.
12271 (process_all_all_constraints): Likewise.
12272 (handle_const_call): Likewise.
12273 (create_function_info_for): Do not set decl.
12275 2009-06-19 Ian Lance Taylor <iant@google.com>
12277 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12278 (rs6000_attribute_table): Make static; move before use.
12280 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12282 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12283 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12284 Propagate the TREE_READONLY flag without overwriting it.
12285 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12286 Propagate the TREE_READONLY flag onto the result.
12287 (process_call_operands): Move around. Use correct constant value.
12289 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12292 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12293 * config/arm/arm.md: Likewise.
12295 2009-06-19 Ian Lance Taylor <iant@google.com>
12297 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12298 to GIMPLE_ERROR_MARK.
12300 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12301 op2_original_type parameters. Warn about using different enum types.
12302 * c-parser.c (c_parser_conditional_expression): Pass original
12303 types to build_conditional_expr.
12304 * c-tree.h (build_conditional_expr): Update declaration.
12306 2009-06-19 Ian Lance Taylor <iant@google.com>
12308 * config/i386/i386.c (ix86_function_specific_save): Test that
12309 fields match values, rather than testing the values are in a
12312 2009-06-19 Richard Guenther <rguenther@suse.de>
12314 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12315 ADDR_EXPR pointers.
12316 (ptr_derefs_may_alias_p): Likewise.
12317 (ptr_deref_may_alias_ref_p_1): New function.
12318 (ptr_deref_may_alias_ref_p): Likewise.
12319 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12320 covered by looking at the ESCAPED solution.
12321 (call_may_clobber_ref_p_1): Likewise.
12322 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12323 Handle NULL_TREE offset. Do not produce redundant constraints.
12324 (process_all_all_constraints): New helper function.
12325 (do_structure_copy): Use it.
12326 (handle_lhs_call): Likewise.
12327 (find_func_aliases): Handle some builtins with pointer arguments
12328 and/or return values explicitly.
12330 2009-06-19 Ian Lance Taylor <iant@google.com>
12332 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12334 2009-06-19 Ian Lance Taylor <iant@google.com>
12336 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12338 2009-06-19 Ian Lance Taylor <iant@google.com>
12340 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12341 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12344 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12345 uninitialized const.
12347 2009-06-19 Ian Lance Taylor <iant@google.com>
12349 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12352 * c-decl.c (in_struct, struct_types): Remove.
12353 (struct c_binding): Add in_struct field.
12354 (c_binding_ptr): Define type, along with VEC.
12355 (struct c_struct_parse_info): Define.
12356 (struct_parse_info): New static variable.
12357 (bind): Initialize in_struct field.
12358 (start_struct): Remove enclosing_in_struct and
12359 enclosing_struct_types parameters. Add
12360 enclosing_struct_parse_info parameter. Change all callers. Set
12361 struct_parse_info rather than in_struct and struct_types.
12362 (grokfield): If -Wc++-compat and there is a symbol binding for the
12363 field name, set the in_struct flag and push it on the
12364 struct_parse_info->fields vector.
12365 (warn_cxx_compat_finish_struct): New static function.
12366 (finish_struct): Remove enclosing_in_struct and
12367 enclosing_struct_types parameters. Add
12368 enclosing_struct_parse_info parameter. Change all callers. Don't
12369 set C_TYPE_DEFINED_IN_STRUCT here. Call
12370 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12371 parameter. Only push on struct_types if warn_cxx_compat.
12372 (finish_enum): Only push on struct_types if warn_cxx_compat.
12373 (declspecs_add_type): Add loc parameter. Change all callers.
12374 Change all error calls to error_at. Pass loc, not input_location,
12375 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12376 defined in a struct. If -Wc++-compat and parsing a struct, record
12377 that a typedef name was used.
12378 * c-parser.c (c_parser_declspecs): Get location to pass to
12379 declspecs_add_type.
12380 (c_parser_struct_or_union_specifier): Update calls to start_struct
12382 * c-tree.h (struct c_struct_parse_info): Declare.
12383 (finish_struct, start_struct): Update declarations.
12384 (declspecs_add_type): Update declaration.
12386 2009-06-19 Ian Lance Taylor <iant@google.com>
12388 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12389 variable with an anonymous type.
12391 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12393 * see.c: Remove for real.
12395 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12397 * optabs.h (enum optab_index): Add new OTI_significand.
12398 (significand_optab): Define corresponding macro.
12399 * optabs.c (init_optabs): Initialize significand_optab.
12400 * genopinit.c (optabs): Implement significand_optab using
12401 significand?f2 patterns.
12402 * builtins.c (expand_builtin_mathfn): Handle
12403 BUILT_IN_SIGNIFICAND{,F,L}.
12404 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12405 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12407 * config/i386/i386.md (significandxf2, significand<mode>2): New
12408 expanders to implement significandf, significand and significandl
12409 built-ins as inline x87 intrinsics.
12411 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12413 * config/avr/avr.c (avr_override_options): Remove setting value of
12414 PARAM_INLINE_CALL_COST.
12416 2009-06-18 Richard Henderson <rth@redhat.com>
12419 * tree-pass.h (TDF_ASMNAME): New.
12420 * tree-dump.c (dump_options): Add asmname.
12421 * doc/invoke.texi: Document it.
12423 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12424 (dump_decl_name): ...here.
12425 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12426 (dump_generic_node): Update dump_function_name calls.
12427 (print_call_name): New flags arg; update all dump calls.
12428 * diagnostic.h (print_call_name): Update.
12429 * gimple-pretty-print.c (dump_gimple_call): Update.
12431 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12434 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12436 2009-06-18 Diego Novillo <dnovillo@google.com>
12438 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12439 * plugin.c (str_license): Declare.
12440 (try_init_one_plugin): Assert that the symbol
12441 'plugin_is_GPL_compatible' exists.
12443 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12446 * Makefile.in (OBJS-common): Remove see.o.
12448 * common.opt (fsee): Mark as preserved for backward compatibility.
12449 * opts.c (common_handle_option): Add OPT_fsee to the backward
12450 compatibility section.
12451 * passes.c (init_optimization_passes, pass_see): Remove pass.
12452 * timevar.def (TV_SEE): Remove.
12453 * tree-pass.h (pass_see): Remove declaration.
12454 * doc/invoke.texi (-fsee): Remove documentation.
12456 2009-06-18 Martin Jambor <mjambor@suse.cz>
12458 * tree-sra.c: Include statistics.h
12459 (sra_stats): New variable.
12460 (sra_initialize): Clear sra_stats.
12461 (create_access_replacement): Increment sra_stats.replacements.
12462 (get_access_replacement): Do not return twice.
12463 (analyze_all_variable_accesses): Increment statistics counter by the
12464 number of scalarized aggregates.
12465 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12466 (sra_modify_expr): Increment sra_stats.exprs.
12467 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12468 (sra_modify_assign): Increment sra_stats.exprs,
12469 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12470 (perform_intra_sra): Update statistics counters.
12471 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12473 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12475 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12476 (arm_scalar_mode_supported_p): New function.
12478 2009-06-18 Paul Brook <paul@codesourcery.com>
12479 Sandra Loosemore <sandra@codesourcery.com>
12481 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12482 (__extendhfsf2, __truncsfhf2): Define.
12483 * config/arm/fp16.c: New file.
12484 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12485 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12487 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12489 * doc/extend.texi (Half-Precision): New section.
12490 * doc/invoke.texi (Option Summary): List -mfp16-format.
12491 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12492 * config/arm/arm.opt (mfp16-format=): New.
12493 * config/arm/arm.c: Include intl.h.
12494 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12495 (TARGET_INVALID_RETURN_TYPE): Redefine.
12496 (TARGET_PROMOTED_TYPE): Redefine.
12497 (TARGET_CONVERT_TO_TYPE): Redefine.
12498 (arm_fp16_format): Define.
12499 (all_fpus): Add entry for neon-fp16.
12500 (fp_model_for_fpu): Likewise.
12501 (struct fp16_format): Declare.
12502 (all_fp16_formats): Define.
12503 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12505 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12507 (arm_legitimate_index_p): Treat HFmode like HImode.
12508 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12509 (coproc_secondary_reload_class): Special-case HFmode.
12510 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12511 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12512 (arm_init_fp16_builtins): New.
12513 (arm_init_builtins): Call it.
12514 (arm_invalid_parameter_type): New.
12515 (arm_invalid_return_type): New.
12516 (arm_promoted_type): New.
12517 (arm_convert_to_type).
12518 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12520 (arm_emit_fp16_const): New function.
12521 (arm_mangle_type): Mangle __fp16 as "Dh".
12522 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12524 (TARGET_NEON_FP16): New.
12525 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12526 (enum fputype): Add FPUTYPE_NEON_FP16.
12527 (enum arm_fp16_format_type): Declare.
12528 (arm_fp16_format): Declare.
12529 (LARGEST_EXPONENT_IS_NORMAL): Define.
12530 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12531 * config/arm/arm-modes.def (HFmode): Define.
12532 * config/arm/vfp.md: (*movhf_vfp): New.
12533 (extendhfsf2): New.
12535 * config/arm/arm.md: (fpu): Add neon_fp16.
12536 (floatsihf2, floatdihf2): New.
12537 (fix_trunchfsi2, fix_trunchfdi2): New.
12539 (extendhfdf2): New.
12541 (*arm32_movhf): New.
12542 (*thumb1_movhf): New.
12543 (consttable_2): Add check for HFmode constants.
12544 (consttable_4): Handle HFmode constants.
12546 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12548 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12550 2009-06-17 Olivier Hainque <hainque@adacore.com>
12552 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12553 const char ** conversion in AIX specific section.
12555 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12557 * config/i386/i386.c (ix86_special_builtin_type): Remove
12558 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12559 (bdesc_special_args): Updated.
12560 (ix86_init_mmx_sse_builtins): Likewise.
12561 (ix86_expand_special_args_builtin): Likewise.
12563 2009-06-17 Richard Henderson <rth@redhat.com>
12565 * tree-pretty-print.c (maybe_dump_asm_name): New.
12566 (dump_decl_name): Use it.
12567 (PRINT_FUNCTION_NAME): Merge into...
12568 (dump_function_name): ... here. Use maybe_dump_asm_name.
12570 2009-06-17 Cary Coutant <ccoutant@google.com>
12572 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12574 * debug.c (struct gcc_debug_hooks): Change placeholder for
12576 (debug_nothing_int_charstar_int): Replaced by...
12577 (debug_nothing_int_charstar_int_bool): ...this.
12578 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12579 source_line prototype.
12580 (debug_nothing_int_charstar_int): Replaced by...
12581 (debug_nothing_int_charstar_int_bool): ...this.
12582 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12583 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12584 Output is_stmt operand when necessary.
12585 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12586 (notice_source_line): Add is_stmt parameter.
12587 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12588 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12590 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12591 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12593 2009-06-17 Ian Lance Taylor <iant@google.com>
12595 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12597 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12600 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12602 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12603 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12604 tree_strip_sign_nop_conversions and
12605 tree_ssa_strip_useless_type_conversions rather than stripping
12606 the operations here.
12607 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12609 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12610 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12611 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12612 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12615 2009-06-17 Michael Eager <eager@eagercon.com>
12617 * config/rs6000/constraints.md (register_constraint "d"): New.
12618 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12619 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12620 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12621 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12622 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12623 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12624 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12625 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12626 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12627 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12629 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12630 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12631 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12632 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12633 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12634 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12635 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12636 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12637 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12638 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12639 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12640 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12641 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12642 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12644 2009-06-16 Ian Lance Taylor <iant@google.com>
12646 * profile.c (total_num_never_executed): Don't define.
12647 (compute_branch_probabilities): Don't count or print
12648 num_never_executed.
12649 (init_branch_prob): Don't set total_num_never_executed.
12650 (end_branch_prob): Don't print total_num_never_executed.
12652 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12654 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12656 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12658 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12659 (nabstd2_fpr): Same.
12661 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12663 * expr.c (expand_assignment): Change complex type check.
12665 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12667 * doc/plugins.texi (Building GCC plugins): Added new section.
12669 2009-06-17 Ian Lance Taylor <iant@google.com>
12671 * c-pch.c (get_ident): Don't set size of templ array.
12672 (pch_init): Don't set size of partial_pch array.
12674 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12675 string constant to intialize an array whose size is the length of
12678 2009-06-17 Richard Guenther <rguenther@suse.de>
12680 PR tree-optimization/40389
12681 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12682 to addressable types.
12683 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12685 2009-06-17 Richard Guenther <rguenther@suse.de>
12687 PR middle-end/40460
12688 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12689 if there is no evolution of left in the loop bail out.
12690 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12691 chrec_fold_multiply.
12693 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12694 Janis Johnson <janis187@us.ibm.com>
12697 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12698 for the symbol ref of a constant that is the source of a move
12699 - nor for any other not-obvious-label-ref constants.
12701 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12703 * plugin.c (position_pass): Skip newly inserted pass during list
12704 traversal to avoid repeated insertion.
12706 2009-06-16 Ian Lance Taylor <iant@google.com>
12708 * vec.h (VEC_stack_alloc): Define different version if
12709 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12710 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12711 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12712 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12714 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12716 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12718 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12719 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12720 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12721 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12722 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12723 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12724 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12725 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12726 __builtin_ia32_rdtscp.
12727 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12728 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12729 and __builtin_ia32_rorhi.
12730 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12731 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12732 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12733 (ix86_expand_args_builtin): Likewise.
12734 (ix86_expand_special_args_builtin): Likewise.
12736 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12737 (UNSPECV_RDTSC): Likewise.
12738 (UNSPECV_RDPMC): Likewise.
12739 (*bsr): Renamed to ...
12741 (*bsr_rex64): Renamed to ...
12744 (*rdpmc): Likewise.
12745 (*rdpmc_rex64): Likewise.
12747 (*rdtsc): Likewise.
12748 (*rdtsc_rex64): Likewise.
12749 (rdtscp): Likewise.
12750 (*rdtscp): Likewise.
12751 (*rdtscp_rex64): Likewise.
12753 * config/i386/ia32intrin.h: New.
12755 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12757 2009-06-16 Ian Lance Taylor <iant@google.com>
12759 * ira-build.c (copy_info_to_removed_store_destinations):
12760 Initialize parent_a.
12762 2009-06-16 Ian Lance Taylor <iant@google.com>
12764 * c-decl.c (grokdeclarator): Change size_varies to bool.
12766 2009-06-16 Ian Lance Taylor <iant@google.com>
12768 * sel-sched.c: Make forward declarations of move_op_hooks and
12769 fur_hooks explicitly extern.
12771 2009-06-16 Ian Lance Taylor <iant@google.com>
12773 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12774 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12776 2009-06-16 Ian Lance Taylor <iant@google.com>
12778 * resource.c (mark_referenced_resources): Change
12779 include_delayed_effects parameter to bool. Change all callers.
12780 (mark_end_of_function_resources): Likewise.
12781 * reorg.c (insn_references_resource_p): Likewise.
12782 (insn_sets_resource_p): Likewise.
12783 * resource.h (mark_referenced_resources): Update declaration.
12784 (mark_end_of_function_resources): Update declaration.
12786 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12788 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12790 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12792 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12793 GCC can bootstrap on AIX with GNU Binutils 2.20.
12795 2009-06-16 Ian Lance Taylor <iant@google.com>
12797 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12799 2009-06-16 Ian Lance Taylor <iant@google.com>
12801 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12802 inline, not extern inline.
12803 (exact_log2): Likewise.
12804 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12806 (exact_log2): Likewise, but don't test CTZ_HWI.
12808 2009-06-16 Ian Lance Taylor <iant@google.com>
12810 * bitmap.c (bitmap_clear): Don't declare as inline.
12811 * gimple.c (gimplify_assign): Likewise.
12812 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12813 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12814 (sched_scan_info): Remove duplicate definition.
12816 2009-06-16 Ian Lance Taylor <iant@google.com>
12818 * c-common.c (skip_evaluation): Don't define.
12819 (c_inhibit_evaluation_warnings): Define global variable.
12820 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12821 than skip_evaluation.
12822 (convert_and_check, warn_for_div_by_zero): Likewise.
12823 * c-common.h (skip_evaluation): Don't declare.
12824 (c_inhibit_evaluation_warnings): Declare.
12825 * c-parser.c (c_parser_typeof_specifier): Set
12826 c_inhibit_evaluation_warnings rather than skip_evaluation.
12827 (c_parser_conditional_expression): Likewise.
12828 (c_parser_binary_expression): Likewise.
12829 (c_parser_sizeof_expression): Likewise.
12830 (c_parser_alignof_expression): Likewise.
12831 * c-typeck.c (build_indirect_ref): Check
12832 c_inhibit_evaluation_warnings rather than skip_evaluation.
12833 (build_conditional_expr, build_binary_op): Likewise.
12835 2009-06-16 Richard Guenther <rguenther@suse.de>
12837 * tree-ssa-alias.c (is_escape_site): Remove.
12838 * tree-ssa-alias.h (enum escape_type): Remove.
12839 (is_escape_site): Likewise.
12840 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12841 via casts and asms without deferring to is_escape_site.
12843 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12845 PR middle-end/40446
12846 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12847 use gen_lowpart if op0 has complex mode.
12849 2009-06-16 Richard Guenther <rguenther@suse.de>
12851 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12852 variables add them to ESCAPED.
12853 (find_func_aliases): Do not make all indirectly stored values escaped.
12855 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12857 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12858 make_decl_one_only.
12860 2009-06-16 Martin Jambor <mjambor@suse.cz>
12862 PR tree-optimization/40432
12863 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12864 check whether we need to force gimple register operand.
12866 2009-06-16 Martin Jambor <mjambor@suse.cz>
12868 PR tree-optimization/40413
12869 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12870 build_ref_for_offset.
12871 (propagate_subacesses_accross_link): Fix a typo in a comment.
12873 2009-06-16 Ira Rosen <irar@il.ibm.com>
12875 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12876 with additional parameter.
12877 * tree-vectorizer.h (enum vect_def_type): Add new value
12879 (enum vect_relevant): Add comments.
12880 (vect_is_simple_reduction): Add new argument.
12881 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12882 Detect nested cycles.
12883 (vect_is_simple_reduction): Update documentation, add an argument to
12884 distinguish inner-loop reduction from nested cycle, detect nested
12885 cycles, fix printings and indentation, don't swap operands in case
12887 (get_initial_def_for_reduction): Handle subtraction.
12888 (vect_create_epilog_for_reduction): Add new argument to specify
12889 reduction variable.
12890 (vect_finalize_reduction): Handle subtraction, fix comments.
12891 (vectorizable_reduction): Handle nested cycles. In case of nested
12892 cycle keep track of the reduction variable position. Call
12893 vect_is_simple_reduction with additional parameter. Use original
12894 statement code in reduction epilogue for nested cycle. Call
12895 vect_create_epilog_for_reduction with additional parameter.
12896 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12897 inner-loop vectorization.
12898 (vect_recog_widen_sum_pattern): Likewise.
12899 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12901 (vect_mark_stmts_to_be_vectorized): Likewise.
12902 (vect_get_vec_def_for_operand): Handle nested cycles.
12904 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12906 * doc/invoke.texi (Debugging Options): Fix option index entries
12907 for -fdump-statistics, -frandom-seed add entries for
12908 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12909 (FRV Options): Fix entries for -mTLS, -mtls.
12910 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12911 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12912 (M68hc1x Options): Fix @itemx for -mnominmax.
12913 (MCore Options): Fix entry for -mno-lsim.
12914 (MMIX Options): Fix entry for -mabi=mmixware.
12915 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12917 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12919 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12920 Mention the plugin mode of gengtype.
12921 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12922 * gengtype.c: Updated copyright.
12923 (plugin_files, nb_plugin_files) Added new static variables.
12924 (measure_input_list) Care about plugin_files.
12925 (write_rtx_next): Added early return in plugin mode.
12926 (create_file): Updated copyright year in generated file. Added
12928 (oprintf): Added early return if NULL outf.
12929 (get_output_file_with_visibility): Care of plugin_files.
12930 (get_output_file_name): May return null.
12931 (write_local): Added early return.
12932 (put_mangled_filename): Ditto.
12933 (finish_root_table): Added check for base_files.
12934 (write_roots): Care about null when plugins.
12935 (main): Added plugin mode.
12937 2009-06-15 Ian Lance Taylor <iant@google.com>
12939 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12940 * gcov.c (read_count_file): Add braces around variables declared
12943 * c.opt (Wjump-misses-init): New warning.
12944 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12945 -Wall and -Wc++-compat if not already set.
12946 (c_common_post_options): Clear warn_jump_misses_init if it was not
12948 * c-decl.c (struct c_binding): Change type field to a union with
12949 new label field. Make it the first field in the struct. Update
12950 references to type to use u.type instead.
12951 (struct c_spot_bindings): Define.
12952 (struct c_goto_bindings): Define.
12953 (c_goto_bindings_p): Define, along with VECs.
12954 (struct c_label_vars): Define.
12955 (struct c_scope): Add has_label_bindings field.
12956 (bind_label, set_spot_bindings): New static functions.
12957 (decl_jump_unsafe, update_spot_bindings): New static functions.
12958 (update_label_decls): New static function.
12959 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12960 Update binding u.label field to shadowed field.
12961 (c_binding_start_stmt_expr): New function.
12962 (c_binding_end_stmt_expr): New function.
12963 (pushdecl): Don't call c_begin_vm_scope.
12964 (make_label): Add defining and p_label_vars parameters. Change
12966 (lookup_label): Correct test for whether a label has not yet been
12967 defined. Call bind_label rather than bind.
12968 (warn_about_goto): New static function.
12969 (lookup_label_for_goto): New function.
12970 (declare_label): Call bind_label rather than bind.
12971 (check_earlier_gotos): New static function.
12972 (define_label): Don't give errors about jumping into statement
12973 expressions or scopes of variably modified types. Call
12974 set_spot_bindings and check_earlier_gotos. Call bind_label
12975 instead of bind. Don't set label_context_stack_se or
12976 label_context_stack_vm.
12977 (c_get_switch_bindings): New function.
12978 (c_release_switch_bindings): New function.
12979 (c_check_switch_jump_warnings): New function.
12980 (start_function): Don't set label_context_stack_se or
12981 label_context_stack_vm.
12982 (finish_function): Likewise.
12983 * c-typeck.c (label_context_stack_se): Don't define.
12984 (label_context_stack_vm): Don't define.
12985 (c_finish_goto_label): Call lookup_label_for_goto rather than
12986 lookup_label. Don't give errors about jumping into a statement
12987 expression or the scope of a variably modified type. Don't set
12988 label_context_stack_se or label_context_stack_vm.
12989 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12990 fields. Add bindings field.
12991 (c_start_case): Don't set deleted fields. Set bindings field.
12992 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12993 or blocked_vm. Call c_check_switch_jump_warnings.
12994 (c_finish_case): Don't test blocked_stmt_expr field. Call
12995 c_release_switch_bindings.
12996 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12997 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12998 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12999 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13000 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13001 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13002 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13003 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13004 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13005 (C_DECL_UNJUMPABLE_VM): Don't define.
13006 (C_DECL_UNDEFINABLE_VM): Don't define.
13007 (struct c_label_list): Don't define.
13008 (struct c_label_context_se): Don't define.
13009 (struct c_label_context_vm): Don't define.
13010 (struct c_spot_bindings): Declare.
13011 (c_bindings_start_stmt_expr): Declare.
13012 (c_bindings_end_stmt_expr): Declare.
13013 (lookup_label_for_goto): Declare.
13014 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13015 (c_check_switch_jump_warnings): Declare.
13016 (label_context_stack_se, label_context_stack_vm): Don't declare.
13017 (c_finish_goto_label): Update declaration.
13018 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13019 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13020 (Warning Options): Document -Wjump-misses-init.
13022 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13024 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13027 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13029 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13031 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13033 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13035 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13037 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13039 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13041 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13042 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13043 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13044 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13045 * dwarf2asm.c (dw2_force_const_mem): Update call to
13046 make_decl_one_only.
13047 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13048 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13049 * langhooks.c (lhd_comdat_group): Remove.
13050 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13051 * tree.h (DECL_COMDAT_GROUP): New.
13052 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13053 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13054 (make_decl_one_only): Change signature.
13055 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13056 make_decl_one_only.
13057 (make_decl_one_only): Change signature.
13058 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13060 2009-06-15 Richard Guenther <rguenther@suse.de>
13062 PR middle-end/40439
13063 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13065 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13067 * tree-ssa-math-opts.c: Remove extra divide.
13069 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13071 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13073 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13075 * passes.c: Add bswap pass.
13076 * tree-pass.h: Add pass_optimize_bswap declaration.
13077 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13078 Include rtl.h, expr.h and optabs.h for optab_handler check.
13079 (struct symbolic_number, pass_optimize_bswap): New definition.
13080 (do_shift_rotate, verify_symbolic_number_p): New functions.
13081 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13082 (gate_optimize_bswap): New function.
13083 * tree.c (widest_int_cst_value): New function.
13084 * tree.h (widest_int_cst_value): Prototype added.
13086 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13088 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13089 REG_EQUAL/REG_EQUIV notes.
13091 2009-06-14 Richard Guenther <rguenther@suse.de>
13093 PR middle-end/40389
13094 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13095 has its address taken if NRV was applied and it is addressable.
13096 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13097 function split out from ...
13098 (get_constraint_for_1): ... here.
13099 (handle_rhs_call): Use it to mark the return slot escaped if
13100 it is addressable and NRV was applied.
13102 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13104 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13105 Change first argument type to location_t.
13106 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13107 Do not set input_location.
13108 Use loc instead of input_location throughout.
13110 2009-06-13 Richard Guenther <rguenther@suse.de>
13112 PR tree-optimization/40421
13113 * tree-predcom.c (should_unroll_loop_p): Remove.
13114 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13116 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13118 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13119 Add location argument.
13121 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13123 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13125 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13126 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13127 * config/spu/spu-protos.h: Add location to
13128 spu_resolve_overloaded_builtin.
13129 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13130 spu_build_builtin_va_list.
13131 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13132 argument. Pass location to build_function_call_vec.
13133 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13135 (emit_fpu_switch): Same.
13136 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13137 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13138 to build_decl and create_artificial_label.
13139 (xtensa_gimplify_va_arg_expr): Same.
13140 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13141 (xstormy16_gimplify_va_arg_expr): Same.
13142 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13143 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13144 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13145 (mips16_build_function_stub): Same.
13146 (mips16_build_call_stub): Same.
13148 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13151 * arm/constraints.md (Pa, Pb): New constraints.
13152 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13153 split pattern to deal with them.
13155 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13157 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13158 fix index entry for -Xpreprocessor.
13160 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13162 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13163 Add location argument to build_decl call.
13164 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13165 (rs6000_init_builtins): Same.
13166 (spe_init_builtins): Same.
13167 (rs6000_gimplify_va_arg): Add location argument to
13168 create_artificial_label call.
13170 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13172 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13173 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13174 * Makefile.in: Fix GGC dependency for gcse.o.
13176 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13178 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13179 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13180 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13182 * c-parser.c (c_parser_binary_expression): Use current column while
13183 building binary operations.
13184 * common.opt (fshow-column): Enable by default.
13185 * tree-vrp.c (check_array_ref): Use warning_at.
13186 (check_array_bounds): Use location from call back if expr has no
13188 * tree.h: Add location argument to maybe_fold_*.
13189 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13190 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13191 (maybe_fold_offset_to_component_ref): Same.
13192 (maybe_fold_offset_to_reference): Same.
13193 (maybe_fold_offset_to_address): Same.
13194 (maybe_fold_stmt_indirect): Same.
13195 (maybe_fold_stmt_addition): Same.
13196 (fold_stmt_r): Pass location to maybe_fold_*.
13197 (fold_gimple_assign): Same.
13198 * c-tree.h: Add location argument to finish_decl,
13199 default_function_array_conversion, store_init_value.
13200 * c-decl.c (define_label): Use error_at.
13201 (c_make_fname_decl): Pass location to finish_decl.
13202 (finish_decl): New location argument.
13203 (build_compound_literal): Pass location to store_init_value.
13204 (grokdeclarator): Pass location to finish_decl.
13206 * c-typeck.c (array_to_pointer_conversion): New location argument.
13207 (function_to_pointer_conversion): Same.
13208 (default_function_array_conversion): Same.
13209 (parser_build_unary_op): Pass location to overflow_warning.
13210 (parser_build_binary_op): Same. Use warning_at.
13211 (build_unary_op): Pass location to array_to_pointer_conversion.
13212 (build_c_cast): Pass location to digest_init.
13213 (build_modify_expr): New location argument.
13214 (convert_for_assignment): Same.
13215 (store_init_value): Same.
13216 (digest_init): Same.
13217 (output_init_element): Pass location to digest_init and
13218 array_to_pointer_conversion.
13219 (c_finish_return): Pass location to convert_for_assignment.
13220 * gimplify.c (gimplify_conversion): Pass location to
13221 maybe_fold_offset_to_address.
13222 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13223 to maybe_fold_stmt_addition.
13224 * c-omp.c (c_finish_omp_atomic): Pass new location to
13226 (c_finish_omp_for): Same.
13227 * c-common.c (overflow_warning): New argument.
13228 * c-common.h: New argument to build_modify_expr, overflow_warning.
13229 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13231 (c_parser_initializer): Pass location to
13232 default_function_array_conversion.
13233 (c_parser_initelt): Same.
13234 (c_parser_initval): Same.
13235 (c_parser_asm_operands): Same.
13236 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13237 (c_parser_conditional_expression): Same.
13238 (c_parser_binary_expression): Add location info to stack. Use it.
13239 (c_parser_unary_expression): Pass location to
13240 default_function_array_conversion, parser_build_unary_op,
13241 build_indirect_ref, c_parser_postfix_expression_after_primary.
13242 (c_parser_postfix_expression_after_primary): New location argument.
13244 (c_parser_expression_conv): Pass location to
13245 default_function_array_conversion.
13246 (c_parser_expr_list): Same.
13247 (c_parser_omp_atomic): Same.
13248 (c_parser_omp_for_loop): Same.
13249 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13250 (build_array_declarator): New argument.
13251 * c-decl.c (build_array_declarator): Add location argument.
13252 (grokdeclarator): Set id_loc for cdk_array.
13253 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13254 build_array_declarator.
13255 * tree.c (build_omp_clause): Add location argument.
13256 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13257 (OMP_CLAUSE_LOCATION): New macro.
13258 (struct tree_omp_clause): Add location field.
13259 (build_omp_clause): Add argument.
13260 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13261 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13263 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13264 (cp_parser_omp_clause_collapse): Same.
13265 (cp_parser_omp_clause_default): Same.
13266 (cp_parser_omp_clause_if): Same.
13267 (cp_parser_omp_clause_nowait): Same.
13268 (cp_parser_omp_clause_num_threads): Same.
13269 (cp_parser_omp_clause_ordered): Same.
13270 (cp_parser_omp_clause_schedule): Same.
13271 (cp_parser_omp_clause_untied): Same.
13272 (cp_parser_omp_for_loop): Same.
13273 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13274 * c-tree.h (c_start_case): Add location argument.
13275 (c_process_expr_stmt): Same.
13276 (c_finish_goto_*): Same.
13277 * tree-parloops.c (initialize_reductions): Pass location to
13279 (create_parallel_loop): Same.
13280 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13281 (gfc_trans_omp_reduction_list): Same.
13282 (gfc_trans_omp_clauses): Same.
13283 (gfc_trans_omp_do): Same.
13284 * c-typeck.c (c_finish_goto_label): Same.
13285 (c_finish_goto_ptr): New location argument.
13286 (c_start_case): Same.
13287 (emit_side_effect_warnings): Same.
13288 (c_process_expr_stmt): Same.
13289 (c_finish_stmt_expr): Same.
13290 (c_finish_omp_clauses): Use error_at instead of error.
13291 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13293 * c-omp.c (c_split_parallel_clauses): New location argument.
13294 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13295 to build_omp_clause.
13296 (convert_local_reference_stmt): Same.
13297 (convert_gimple_call): Same.
13298 * c-common.h (c_split_parallel_clauses): New argument.
13299 * c-parser.c (c_parser_statement_after_labels): Pass location to
13300 c_finish_goto_label.
13301 (c_parser_switch_statement): Pass location to c_start_case.
13302 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13303 and c_process_expr_stmt.
13304 (c_parser_omp_variable_list): Add location argument.
13305 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13306 (c_parser_omp_clause_default): Same.
13307 (c_parser_omp_clause_if): Same.
13308 (c_parser_omp_clause_num_threads): Same.
13309 (-c_parser_omp_clause_ordered): Same.
13310 (c_parser_omp_clause_reduction): Pass location to
13311 c_parser_omp_variable_list.
13312 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13313 (c_parser_omp_clause_untied): Same.
13314 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13315 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13317 * c-tree.h (check_for_loop_decls, undeclared_variable,
13318 build_component_ref, build_array_ref, build_external_ref,
13319 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13320 build_conditional_expr, build_compound_expr, c_cast_expr,
13321 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13322 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13324 * c-semantics.c (build_stmt): Same.
13325 (build_case_label): Same.
13326 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13327 (undeclared_variable): New argument.
13328 (make_label): Same.
13329 (lookup_label): Pass location on down.
13330 (define_label): Same.
13331 (finish_decl): Same.
13332 (build_compound_literal): Same.
13333 (finish_struct): Same.
13334 (finish_function): Do not set location here.
13335 (check_for_loop_decls): New argument.
13336 * tree.c (save_expr): Set location.
13337 (build_empty_stmt): New argument.
13338 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13339 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13340 * builtins.c (gimplify_va_arg_expr): Use locations.
13341 (expand_builtin_sync_operation): Same.
13342 * c-typeck.c (build_component_ref): New argument.
13343 (build_array_ref): Same.
13344 (build_external_ref): Same.
13345 (c_expr_sizeof_expr): Same.
13346 (c_expr_sizeof_type): Same.
13347 (parser_build_unary_op): Same.
13348 (build_conditional_expr): Same.
13349 (build_compound_expr): Pass location on down.
13350 (build_compound_expr): New argument.
13351 (build_c_cast): Same.
13352 (c_cast_expr): Same.
13353 (build_asm_expr): Same.
13354 (c_finish_return): Same.
13355 (c_process_expr_stmt): Pass location on down.
13356 (c_finish_stmt_expr): New argument.
13357 (push_clenaup): Same.
13358 (c_finish_omp_parallel): Same.
13359 (c_finish_omp_task): Same.
13360 * gimplify.c (gimplify_call_expr): Pass location on down.
13361 * c-omp.c (c_finish_omp_master): New argument.
13362 (c_finish_omp_critical): Same.
13363 (c_finish_omp_ordered): Same.
13364 (c_finish_omp_barrier): Same.
13365 (-c_finish_omp_taskwait): Same.
13366 (c_finish_omp_atomic): Same.
13367 (c_finish_omp_flush): Same.
13368 * tree-inline.c (copy_tree_body_r): Pass location on down.
13369 (inline_forbidden_p): Remove use of input_location.
13370 * c-gimplify.c (c_build_bind_expr): New argument.
13371 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13372 (c_sizeof_or_alignof_type): New argument.
13373 (c_alignof_expr): Same.
13374 (build_va_arg): Same.
13375 (c_add_case_label): Same.
13376 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13377 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13378 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13379 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13380 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13381 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13383 * stub-objc.c (objc_build_selector_expr): Same.
13384 (objc_build_throw_stmt): Same.
13385 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13386 (c_parser_initelt): Same.
13387 (c_parser_compound_statement): Same.
13388 (c_parser_compound_statement_nostart): Same.
13389 (c_parser_label): Same.
13390 (c_parser_statement_after_labels): Same.
13391 (c_parser_if_body): Same.
13392 (c_parser_else_body): Same.
13393 (c_parser_if_statement): Same.
13394 (c_parser_switch_statement): Same.
13395 (c_parser_while_statement): Same.
13396 (c_parser_do_statement): Same.
13397 (c_parser_for_statement): Same.
13398 (c_parser_asm_statement): Same.
13399 (c_parser_conditional_expression): Same.
13400 (c_parser_binary_expression): Same.
13401 (c_parser_cast_expression): Same.
13402 (c_parser_unary_expression): Same.
13403 (c_parser_sizeof_expression): Same.
13404 (c_parser_alignof_expression): Same.
13405 (c_parser_postfix_expression): Same.
13406 (c_parser_expression): Same.
13407 (c_parser_objc_receiver): Same.
13408 (c_parser_omp_variable_list): Same.
13409 (c_parser_omp_structured_block): Same.
13410 (c_parser_omp_atomic): New argument.
13411 (c_parser_omp_barrier): Same.
13412 (c_parser_omp_critical): Same.
13413 (c_parser_omp_flush): Pass location on down.
13414 (c_parser_omp_for_loop): New argument.
13415 (c_parser_omp_for): Same.
13416 (c_parser_omp_master): Same.
13417 (c_parser_omp_ordered): Same.
13418 (c_parser_omp_sections_scope): Same.
13419 (c_parser_omp_sections): Same.
13420 (c_parser_omp_parallel): Same.
13421 (c_parser_omp_single): Same.
13422 (c_parser_omp_task): Same.
13423 (c_parser_omp_taskwait): Pass location on down.
13424 (c_parser_omp_construct): Same.
13425 (c_parser_omp_threadprivate): Same.
13426 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13427 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13428 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13429 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13430 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13431 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13432 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13433 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13434 config/i386/i386.c, stmt.c:
13435 Add location argument to the following function definitions and/or
13436 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13437 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13438 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13439 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13440 do_case, c_finish_bc_stmt, build_compound_literal,
13441 build_function_call.
13442 * c-decl.c (build_compound_literal): Add location argument.
13443 Make all diagnostic calls use location.
13444 (start_struct): Same.
13445 (finish_struct): Same.
13446 (start_enum): Same.
13447 (build_enumerator): Same.
13448 (start_function): Same.
13449 (grokdeclarator): Make all diagnostic calls use location.
13450 (store_parm_decls_oldstyle): Same.
13451 * c-typeck.c (build_function_call): Add location argument.
13452 Make all diagnostic calls use location.
13454 (c_finish_bc_stmt): Same.
13455 * tree-nested.c (get_trampoline_type): Add argument.
13456 Pass location to build_decl.
13457 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13458 * rtl.h (RTL_LOCATION): New.
13459 * c-common.c (c_add_case_label): Add location argument.
13460 Make all diagnostic calls use location.
13461 * c-common.h: Add location argument to make_fname_decl, do_case,
13462 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13463 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13464 Set it appropriately for every case. Pass enum_loc to start_enum
13465 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13467 (c_parser_struct_or_union_specifier): Save location. Use it for
13468 start_struct, finish_struct, and parser_xref_tag.
13470 2009-06-12 Ian Lance Taylor <iant@google.com>
13472 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13474 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13475 cpp_opts->warn_cxx_operator_names.
13477 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13480 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13481 is returns NULL and OP is a VCE, look through the VCE.
13483 2009-06-12 Ian Lance Taylor <iant@google.com>
13486 * collect2.c (main): Use CONST_CAST2 in code inside #if
13487 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13489 2009-06-12 Joey Ye <joey.ye@intel.com>
13491 PR middle-end/39146
13492 * cfgexpand.c (get_decl_align_unit): Update
13493 max_used_stack_slot_alignment with align instead of
13494 stack_alignment_needed.
13496 * function.c (assign_stack_local_1): Update
13497 max_used_stack_slot_alignment with alignment_in_bits instead
13498 of stack_alignment_needed.
13499 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13502 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13504 * dwarf2out.c (last_var_location_insn): New variable.
13505 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13506 (dwarf2out_var_location): Don't record anything after last real
13507 insn. Only change labels if there were any real instructions
13508 in between last note and this one, or if changed sections.
13510 2009-06-11 Richard Henderson <rth@redhat.com>
13512 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13513 note when storing the frame pointer in a register.
13514 (FRP): Don't redefine to nothing for epilogue.
13515 (alpha_expand_epilogue): Mark register and sp restores.
13516 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13518 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13519 when gen_lowpart is needed.
13521 2009-06-11 Richard Henderson <rth@redhat.com>
13523 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13525 * dwarf2out.c (need_data_align_sf_opcode): New.
13526 (div_data_align): Move earlier.
13527 (def_cfa_1, reg_save): Use it.
13529 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13531 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13532 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13533 (ix86_handle_option): Handle OPT_mcrc32.
13534 (ix86_target_string): Add -mcrc32.
13535 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13537 * config/i386/i386.h (TARGET_CRC32): New.
13539 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13540 (sse4_2_crc32di): Likewise.
13542 * config/i386/i386.opt (mcrc32): New.
13544 * doc/invoke.texi: Document -mcrc32.
13546 2009-06-11 Richard Henderson <rth@redhat.com>
13548 * common.opt (gdwarf-): Accept a version number.
13549 * doc/invoke.texi (gdwarf-): Update docs.
13550 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13551 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13552 version level, and record it.
13554 * dwarf2.h (DW_CIE_VERSION): Remove.
13555 * dwarf2out.c (DWARF_VERSION): Remove.
13556 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13557 (output_call_frame_info): Use CIE version 3 for dwarf3,
13558 or if the return register column is out of range for version 1.
13559 (dwarf_stack_op_name): Add all dwarf3 values.
13560 (DEBUG_PUBTYPES_SECTION): New.
13561 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13562 encoding change for dwarf3.
13563 (output_die) [dw_val_class_die_ref]: Likewise.
13564 (output_compilation_unit_header): Emit correct version for dwarf3.
13565 (output_line_info): Likewise.
13566 (output_pubnames): Update for DWARF_VERSION removal.
13567 (output_aranges): Likewise.
13568 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13569 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13570 (dwarf2out_finish): Likewise.
13572 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13574 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13577 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13580 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13581 * builtins.c (expand_builtin_unreachable): New function.
13582 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13583 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13584 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13586 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13587 searching for missing barriers.
13589 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13591 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13592 when -fprofile-generate* was passed.
13593 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13595 2009-06-11 Anthony Green <green@moxielogic.com>
13597 * config/moxie/moxie.md: Define length attribute for all instructions.
13599 (*b<cond:code>): Support limited branch ranges for new PC-relative
13600 branch instructions.
13601 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13603 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13605 * config/i386/i386.c (min_insn_size): Use get_attr_length
13606 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13607 For __asm return 0.
13609 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13610 instead of emit_insn_before.
13612 2009-06-10 Ian Lance Taylor <iant@google.com>
13615 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13618 2009-06-10 Revital Eres <eres@il.ibm.com>
13620 * passes.c (init_optimization_passes): Reschedule
13621 predictive-commoning pass before complete unroll pass.
13623 2009-06-10 Martin Jambor <mjambor@suse.cz>
13625 * cgraph.c (cgraph_node_can_be_local_p): New function.
13626 (cgraph_make_node_local): New function.
13627 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13628 (cgraph_make_node_local): Declare.
13630 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13632 * tree.h (tree_base): Add packed_flag and user_align fields.
13633 Decrease size of spare field.
13634 (TYPE_USER_ALIGN): Use user_align from tree_base.
13635 (DECL_USER_ALIGN): Likewise.
13636 (TYPE_PACKED): Use packed_flag from tree_base.
13637 (DECL_PACKED): Likewise.
13638 (tree_type): Delete packed_flag and user_align fields. Widen
13639 precision field. Widen mode field and shuffle fields to align
13640 mode on an 8-bit boundary.
13641 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13642 Renumber decl_flag_* fields. Fix comments. Widen
13643 decl_common_unused field.
13644 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13645 (DECL_EXTERNAL): Likewise.
13646 (DECL_BIT_FIELD): Likewise.
13647 (DECL_NONADDRESSABLE_P): Likewise.
13648 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13649 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13651 2009-06-10 Ian Lance Taylor <iant@google.com>
13653 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13654 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13655 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13656 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13657 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13658 DEF_VEC_ALLOC_FUNC_P.
13659 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13660 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13661 DEF_VEC_ALLOC_FUNC_O.
13662 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13663 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13664 DEF_VEC_ALLOC_FUNC_I.
13665 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13666 (vec_stack_p_reserve_exact_1): Declare.
13667 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13668 (vec_stack_free): Declare.
13669 (VEC_stack_alloc): Define.
13670 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13671 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13672 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13673 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13675 (stack_vecs): New static variable.
13676 (vec_stack_p_reserve_exact_1): New function.
13677 (vec_stack_o_reserve_1): New static function.
13678 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13679 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13680 (vec_stack_free): New function.
13681 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13682 (VEC_df_ref_stack_alloc): Define.
13683 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13684 DEF_VEC_ALLOC_P_STACK.
13685 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13686 (struct df_collection_rec): Change _vec fields to VEC. Remove
13688 (df_free_collection_rec): Adjust for new fields.
13689 (df_insn_rescan): Use new df_collection_rec fields.
13690 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13691 (df_ref_create_structure, df_ref_record): Likewise.
13692 (df_get_conditional_uses, df_get_call_refs): Likewise.
13693 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13694 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13695 (df_record_exit_block_uses, df_bb_verify): Likewise.
13696 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13697 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13698 Remove count parameter. Change return type to void. Change all
13700 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13701 Remove count parameter. Change return type to void. Change all
13703 (df_install_refs): Change old_vec parameter to VEC. Remove count
13704 parameter. Change all callers.
13705 (df_install_mws): Change old_vec parameter to VEC. Remove count
13706 parameter. Change all callers.
13707 (df_refs_verify): Change new_rec parameter to VEC. Change call
13709 (df_mws_verify): Likewise.
13711 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13713 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13715 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13717 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13719 2009-06-10 Anthony Green <green@moxielogic.com>
13721 * config/moxie/crti.asm: New file.
13722 * config/moxie/crtn.asm: New file.
13723 * config/moxie/moxie.c: New file.
13724 * config/moxie/moxie.h: New file.
13725 * config/moxie/sfp-machine.h: New file.
13726 * config/moxie/moxie-protos.h: New file.
13727 * config/moxie/t-moxie: Created.
13728 * config/moxie/t-moxie-softfp: Created.
13729 * config/moxie/moxie.md: Created.
13730 * config/moxie/constraints.md: Created.
13731 * config.gcc: Add moxie support.
13732 * doc/md.texi (Machine Constraints): Add moxie constraints.
13733 * doc/contrib.texi (Contributors): Mention moxie port.
13734 * doc/install.texi (Specific): Mention the moxie port.
13736 2009-06-09 Ian Lance Taylor <iant@google.com>
13738 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13739 compiling with C++.
13740 * optabs.c (optab_table): Only use designated initializers if
13741 HAVE_DESIGNATED_INITIALIZERS is defined.
13742 (convert_optab_table): Likewise.
13743 (init_optabs): Always call init_insn_codes if
13744 HAVE_DESIGNATED_INITIALIZERS is not defined.
13746 2009-06-09 Ian Lance Taylor <iant@google.com>
13748 * targhooks.c (default_builtin_vectorized_function): Change fn
13749 parameter to unsigned int.
13750 (default_builtin_vectorized_conversion): Change code parameter to
13752 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13753 * targhooks.h: Update declarations.
13754 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13755 parameter to unsigned int.
13757 * c-typeck.c (comptypes_check_enum_int): New static function.
13758 (comptypes_internal): Add enum_and_int_p parameter. Change all
13760 (comp_target_types): Add location parameter. Change all callers.
13761 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13762 Change all callers.
13763 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13764 (build_conditional_expr): Add colon_loc parameter. Change all
13766 (convert_for_assignment): Add location parameter. Change all callers.
13767 * c-parser.c (c_parser_conditional_expression): Pass location of
13768 colon to build_conditional_expr.
13769 * c-tree.h (build_conditional_expr): Update declaration.
13771 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13773 * graphite.c: Revert previous patch.
13775 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13778 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13780 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13782 * tree-ssa-loop-prefetch.c
13783 (loop_prefetch_arrays): Fixed a portability problem in printf format
13786 2009-06-09 Martin Jambor <mjambor@suse.cz>
13788 PR tree-optimization/40351
13789 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13790 refrence to a potential artifical subaccess can be constructed.
13792 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13794 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13795 (sh_override_options): Likewise.
13796 * config/sh/sh.c: Include params.h.
13797 (sh_optimization_options): New.
13798 (sh_override_options): Likewise.
13799 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13800 (OVERRIDE_OPTIONS): Use sh_override_options.
13802 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13804 * dwarf2out.c (emit_cfa_remember): New variable.
13805 (add_fde_cfi): If emit_cfa_remember, recurse to add
13806 DW_CFA_remember_state first.
13807 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13808 instead just set emit_cfa_remember.
13810 2009-06-08 Jan Hubicka <jh@suse.cz>
13813 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13815 2009-06-08 Jan Hubicka <jh@suse.cz>
13817 PR middle-end/39834
13818 * cgraphunit.c (save_inline_function_body): Do not copy transform
13819 hooks for saved inline bodies.
13820 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13821 for given function.
13823 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13825 * jump.c (returnjump_p): Handle delayed branches. Add missing
13828 2009-06-08 Jan Hubicka <jh@suse.cz>
13830 PR middle-end/40102
13831 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13832 original node might've been modified.
13833 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13835 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13837 * tree-object-size.c (addr_object_size): Add OSI argument.
13838 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13839 (compute_builtin_object_size, expr_object_size): Adjust callers.
13840 (plus_stmt_object_size): Call addr_object_size instead of
13841 compute_builtin_object_size.
13843 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13844 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13846 * tree-ssa-loop-prefetch.c
13847 (gather_memory_references): Introduced a counter for the number of
13849 (anything_to_prefetch_p): Introduced a counter for the number of
13851 (is_loop_prefetching_profitable): New function with a cost model
13853 (loop_prefetch_arrays): Use the new cost model to determine if
13854 prefetching is profitable.
13855 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13856 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13857 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13858 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13859 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13860 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13862 2009-06-08 Michael Matz <matz@suse.de>
13865 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13866 partitions use the same.
13867 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13868 for basevars of SSA_NAMEs.
13869 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13870 to not expand them twice.
13871 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13874 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13876 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13877 (fdump-final-insns=, gtoggle): New.
13878 * doc/invoke.texi: Document them.
13879 * final.c (rest_of_clean_state): Dump final insn stream.
13880 * gcc.c (invoke_as): Hook in -fcompare-debug.
13881 (static_spec_functions): Add compare-debug-dump-opt,
13882 compare-debug-self-opt and compare-debug-auxbase-opt.
13883 (compare_debug, compare_debug_second, compare_debug_opt): New.
13884 (switches_debug_check, n_switches_debug_check): New.
13885 (debug_auxbase_opt, debug_check_temp_file): New.
13886 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13888 (do_self_spec): Handle arguments after switches.
13889 (do_spec_1): Add .gk extension to temp file basenames for compare.
13890 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13891 (cc1_options): Use it instead of normal auxbase computation for
13892 the second compare-debug compilation.
13893 (compare_files): New.
13894 (main): Set up and implement compare debug mode.
13895 (compare_debug_dump_opt_spec_function): New.
13896 (compare_debug_self_opt_spec_function): New.
13897 (compare_debug_auxbase_opt_spec_function): New.
13898 * toplev.c (process_options): Handle flag_gtoggle,
13899 flag_dump_final_insns.
13900 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13901 during -fcompare-debug-second compilation.
13903 2009-06-07 Ian Lance Taylor <iant@google.com>
13905 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13906 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13908 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13909 with no default node. Change warning with %H to warning_at.
13910 Don't clear warn_switch around case checking.
13911 * doc/invoke.texi (Warning Options): Clarify distinction between
13912 -Wswitch and -Wswitch-enum.
13914 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13916 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13918 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13920 * gbl-ctors.h: Add header guard.
13922 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13924 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13925 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13926 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13927 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13928 prototypes for removed functions.
13929 (expressions_equal_p): Move to ...
13930 * tree-ssa-sccvn.h: ... here and ...
13931 * matrix-reorg.c: ... adjust includes.
13933 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13935 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13937 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13939 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13940 (finish_function): Remove erroneous whitespace.
13942 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13944 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13945 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13947 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13949 * errors.c (internal_error): Commentary typo fix.
13950 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13951 * tree-ssa-pre.c: Ditto.
13953 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13955 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13956 them is supposed to hold actual statements.
13958 2009-06-06 Ian Lance Taylor <iant@google.com>
13960 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13961 empty statements can now have attributes.
13963 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13965 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13966 * config/mips/mips.md: Ditto.
13968 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13970 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13972 (__eabi_uconvert): Likewise.
13974 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13976 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13977 CFI_* definitions with IN_GCC.
13979 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13981 * xcoffout.h (xcoffout_source_line): Update prototype.
13983 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13985 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13986 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13988 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13990 PR middle-end/40340
13991 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13992 inlined_function_outer_scope_p blocks for artificial inlines
13994 * tree.c (tree_nonartificial_location): Rewrite using
13995 block_nonartificial_location.
13997 2009-06-05 Revital Eres <eres@il.ibm.com>
13998 Leehod Baruch <leehod@il.ibm.com>
14000 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14001 (expand_expr_real_1): Remove comment.
14002 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14003 Vectorize misaligned access when the target supports it.
14004 (vect_supportable_dr_alignment): Check for unaligned access support.
14005 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14008 2009-06-05 Julian Brown <julian@codesourcery.com>
14010 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14011 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14013 2009-06-05 Richard Guenther <rguenther@suse.de>
14016 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14017 as possibly unused.
14019 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14021 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14022 (save_gprs): Don't tell unwinder when a global register is saved.
14023 (s390_emit_epilogue): Emit needed epilogue unwind info.
14025 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14027 * dwarf2out.c (deferred_asm_name): New.
14028 (add_name_and_src_coords_attributes): Defer creation of
14029 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14031 (move_linkage_attr): New.
14032 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14035 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14037 * tree-nested.c (finalize_nesting_tree_1): Declare the
14038 frame_decl in the binding tree.
14040 2009-06-04 Cary Coutant <ccoutant@google.com>
14042 * basic-block.h (struct basic_block_def): Add discriminator field.
14043 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14045 * debug.c (do_nothing_debug_hooks): Add additional entry.
14046 (debug_nothing_int_charstar_int): New function.
14047 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14048 (debug_nothing_int_charstar_int): New declaration.
14049 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14050 discriminator value in .loc directive.
14051 * final.c (last_discriminator): New variable.
14052 (discriminator): New variable.
14053 (final_start_function): Initialize above variables, pass current
14054 discriminator to debug hook.
14055 (notice_source_line): Check for discriminator change.
14056 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14057 * sdbout.c (sdbout_source_line): New parameter.
14058 * tree-cfg.c (struct locus_discrim_map): New structure type.
14059 (discriminator_per_locus): New hash table.
14060 (build_gimple_cfg): Allocate and free discriminator hash table.
14061 (make_edges): Call assign_discriminator.
14062 (locus_map_hash): New function.
14063 (locus_map_eq): New function.
14064 (next_discriminator_for_locus): New function.
14065 (same_line_p): New function.
14066 (assign_discriminator): New function.
14067 (make_cond_expr_edges): Call assign_discriminator.
14068 (make_gimple_switch_edges): Likewise.
14069 (first_non_label_stmt): New function.
14070 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14072 * xcoffout.c (xcoffout_source_line): Add new parameter.
14074 * configure.ac (gcc_cv_as_discriminator): New configury check for
14075 gas support for discriminator.
14076 * configure: Regenerate.
14077 * config.in: Regenerate.
14079 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14081 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14082 val after checking for integers.
14084 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14086 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14088 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14089 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14090 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14091 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14092 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14093 X64_SSE_REGPARM_MAX.
14094 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14095 X64_SSE_REGPARM_MAX.
14097 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14099 * gcc.c (report_times_to_file): New.
14100 (execute): Implement it.
14101 (process_command): Support -time=.
14102 * doc/invoke.texi: Document it.
14104 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14106 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14107 that have value exprs.
14109 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14111 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14112 declarations for constants until...
14113 (dw2_output_indirect_constant_1): ... this point.
14115 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14118 * arm.md (arm_addsi3): Don't try to split an add with an
14119 eliminable register until after reload has completed.
14121 2009-06-03 Ian Lance Taylor <iant@google.com>
14123 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14124 * genattrtab.c (write_length_unit_log): Likewise.
14125 * genchecksum.c (dosum): Likewise.
14126 * gengtype.c (write_rtx_next): Likewise.
14127 (finish_root_table, write_roots): Likewise.
14128 * gimple.c (gimple_ops_offset_): Likewise.
14129 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14130 * config/arc/arc.c (arc_attribute_table): Likewise.
14131 * config/arm/arm.c (arm_attribute_table): Likewise.
14132 * config/avr/avr.c (avr_attribute_table): Likewise.
14133 * config/crx/crx.c (crx_attribute_table): Likewise.
14134 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14135 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14136 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14137 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14138 * config/sh/sh.c (sh_attribute_table): Likewise.
14139 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14140 * config/spu/spu.c (spu_attribute_table): Likewise.
14141 * config/v850/v850.c (v850_attribute_table): Likewise.
14143 * config/alpha/alpha.c (vms_attribute_table): Make static.
14144 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14145 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14146 * config/mips/mips.c (mips_attribute_table): Likewise.
14148 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14150 (cc1-checksum.o): Likewise.
14152 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14154 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14156 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14158 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14159 insn if it is changing sp. Use gen_add3_insn instead of
14160 conditionally gen_addsi3 and gen_adddi3.
14161 (offset_below_red_zone_p): New static inline function.
14162 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14163 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14164 * config/rs6000/ppc-asm.h: Include auto-host.h.
14165 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14166 CFI_RESTORE): Define.
14167 * config/rs6000/crtresxgpr.asm: Add unwind info.
14168 * config/rs6000/crtresxfpr.asm: Likewise.
14169 * config/rs6000/crtresgpr.asm: Likewise.
14170 * config/rs6000/crtresfpr.asm: Likewise.
14171 * config/rs6000/crtsavgpr.asm: Likewise.
14172 * config/rs6000/crtsavfpr.asm: Likewise.
14174 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14175 argument of DWARF2_FRAME_REG_OUT macros.
14177 2009-06-03 Julian Brown <julian@codesourcery.com>
14179 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14180 words or less (including TImode) in core registers.
14182 2009-06-03 Richard Guenther <rguenther@suse.de>
14184 PR middle-end/40328
14185 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14187 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14189 * statistics.c (statistics_counter_event): Do not record event
14190 in pass dump if its number == -1.
14191 (curr_statistics_hash): Add assert that we never get passes
14192 with static number == -1.
14194 2009-06-03 Richard Guenther <rguenther@suse.de>
14195 Andrey Belevantsev <abel@ispras.ru>
14197 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14198 non-BLKmode arrays addressable.
14200 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14202 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14203 * config/m68k/m68k.h: ... here.
14205 2009-06-03 Martin Jambor <mjambor@suse.cz>
14207 PR tree-optimization/40323
14208 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14211 2009-06-03 Richard Guenther <rguenther@suse.de>
14213 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14216 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14218 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14219 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14220 JUMP_TABLE_DATA_P where applicable.
14221 * config/sh/sh.c: Ditto.
14222 * config/sh/sh.h: Ditto.
14223 * config/sh/sh.md: Ditto.
14224 * config/sh/symbian.c: Ditto.
14226 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14228 * config/i386/driver-i386.c (describe_cache): Optimize
14229 concatenation of strings. Use snprintf instead of sprintf.
14230 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14231 target when not compiling with GCC.
14233 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14235 * config/sh/sh.c: Revert last change.
14236 (sh_expand_epilogue): Emit a blockage insn before the frame
14237 pointer adjustment unconditionally.
14239 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14241 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14242 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14243 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14244 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14245 to COLLECT_GCC_OPTIONS.
14247 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14249 * collect2.c (target_system_root): New variable.
14250 (main): Handle --sysroot=.
14251 (ignore_library): Strip the sysroot from the library path.
14253 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14255 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14256 (collect2.o): Depend on collect2-aix.h.
14257 (collect2-aix.o): New rule.
14258 * collect2-aix.h: New file.
14259 * collect2-aix.c: Likewise.
14260 * collect2.c: Include collect2-aix.h. Don't undefine
14261 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14262 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14263 Use TARGET_AIX_VERSION instead of _AIX51.
14264 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14265 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14266 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14267 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14268 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14270 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14272 * collect2.c (ignore_library): Avoid premature post-increment
14273 and null deference.
14275 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14277 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14278 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14279 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14280 CROSS_DIRECTORY_STRUCTURE too.
14281 (LINK_LIBG_SPEC): Likewise.
14282 (LIB_SPEC): Add %R to sysroot paths.
14283 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14284 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14285 * config/rs6000/aix51.h: As for aix43.h.
14286 * config/rs6000/aix52.h: Likewise.
14287 * config/rs6000/aix53.h: Likewise.
14288 * config/rs6000/aix61.h: Likewise.
14289 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14290 to the beginning of sysroot paths.
14292 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14294 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14295 INSN_LISTs that are out of the REG_NOTE range.
14297 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14299 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14300 (struct var_to_expand): Likewise.
14301 (struct opt_info): Add head and tail for linked lists of the above.
14302 (analyze_insn_to_expand_var): Initialize next.
14303 (analyze_iv_to_split_insn): Likewise.
14304 (analyze_insns_in_loop): Create linked lists.
14305 (allocate_basic_variable): Simplify for use without hash table.
14306 (insert_var_expansion_initialization): Likewise, make it type-safer.
14307 (combine_var_copies_in_loop_exit): Likewise.
14308 (apply_opt_in_copies): Walk lists rather than hash tables.
14309 (release_var_copies): Simplified and inlined by hand into...
14310 (free_opt_info): ... this function.
14312 2009-06-02 Richard Guenther <rguenther@suse.de>
14314 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14317 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14319 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14320 only for builtins that are not overridden.
14322 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14324 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14327 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14329 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14331 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14333 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14335 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14337 * common.opt (fdump-unnumbered-links): New.
14338 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14339 * print-rtl.c (flag_dump_unnumbered_links): New.
14340 (print_rtx): Test it.
14342 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14344 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14345 push/pop multiple to 8-byte alignment.
14347 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14349 * config/i386/i386.c (queued_cfa_restores): New static variable.
14350 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14352 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14353 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14354 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14355 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14356 note unconditionally.
14357 (ix86_emit_restore_regs_using_mov): Likewise.
14358 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14359 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14360 it through to ix86_emit_restore_reg_using_pop.
14361 (ix86_emit_leave): Add RED_OFFSET argument. Call
14362 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14363 instead of adding REG_CFA_OFFSET note unconditionally.
14364 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14365 the above functions. Call ix86_add_queued_cfa_restore_notes when
14368 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14369 force output of the label even for dwarf2out_do_cfi_asm.
14370 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14371 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14372 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14374 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14375 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14376 dwarf2out_cfi_label callers.
14377 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14378 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14379 Adjust dwarf2out_cfi_label callers.
14380 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14382 * config/i386/i386.h (struct machine_cfa_state,
14383 struct machine_function): Guard with ifndef USED_FOR_TARGET
14384 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14387 * emutls.c (__emutls_get_address): Change arr->size to mean number
14388 of allocated arr->data entries instead of # of slots + 1.
14390 PR middle-end/40316
14391 * recog.c (peep2_reinit_state): New function.
14392 (peephole2_init_state): Use it at the end of a basic block and also
14393 when seeing a RTX_FRAME_RELATED_P insn.
14395 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14397 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14398 fixuns_truncrfdi2): New.
14399 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14400 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14401 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14402 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14403 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14404 *recip_approx): Remove.
14405 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14406 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14407 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14409 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14412 2009-06-01 Ian Lance Taylor <iant@google.com>
14414 * attribs.c (register_attribute): Use CONST_CAST.
14415 * collect2.c (main): Use CONST_CAST2.
14416 (scan_prog_file): Likewise.
14417 * gcc.c (process_command, main): Likewise.
14418 * toplev.c (toplev_main): Likewise.
14420 * c-typeck.c (handle_warn_cast_qual): New static function,
14421 partially broken out of build_c_cast.
14422 (build_c_cast): Call handle_warn_cast_qual.
14423 * doc/invoke.texi (Warning Options): Document new effect of
14426 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14428 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14429 (diagnostic_report_current_module): Print columns.
14430 * common.opt (flag_show_column): Enable by default.
14432 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14434 * alias.c (find_base_term): Check for NULL term before returning.
14436 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14438 Revert due to PR40320:
14439 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14440 * calls.c (emit_library_call_value_1): Don't force_operand for move
14443 2009-06-01 Olivier Hainque <hainque@adacore.com>
14444 Eric Botcazou <ebotcazou@adacore.com>
14446 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14447 to be processed as a bitfield for constructor output purposes.
14448 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14450 * varasm.c (oc_local_state): New type, output_constructor
14451 local state to support communication with helpers.
14452 (oc_outer_state): New type, output_constructor outer state of
14453 relevance in recursive calls.
14454 (output_constructor_array_range): New output_constructor helper,
14455 extracted code for an array range element.
14456 (output_constructor_regular_field): New output_constructor helper,
14457 extracted code for an element that is not a bitfield.
14458 (output_constructor_bitfield): New output_constructor helper,
14459 extracted code for a bitfield element. Accept an OUTER state
14460 argument for recursive processing. Recurse on record or array
14461 CONSTRUCTOR values, possibly past noop conversions.
14462 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14463 VALUE is a valid constant-valued expression for use in a static
14464 bit-field initializer.
14465 (output_constructor): Rework to use helpers. Accept and honor an
14466 OUTER state argument for recursive calls. Return total size. Be
14467 prepared for nested constructors initializing bitfields.
14468 (output_constant): Feed OUTER in calls to output_constructor.
14470 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14472 * calls.c (emit_library_call_value_1): Don't force_operand for move
14475 2009-06-01 Nick Clifton <nickc@redhat.com>
14477 * doc/invoke.texi (IA-64 Options): Fix typo.
14479 2009-06-01 Ira Rosen <irar@il.ibm.com>
14481 PR tree-optimization/39129
14482 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14484 (vect_do_peeling_for_loop_bound): Use
14485 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14486 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14487 (vect_loop_versioning): Likewise.
14488 (vect_create_cond_for_alias_checks): Fix indentation.
14489 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14491 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14492 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14493 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14494 "control flow in loop".
14495 (vect_estimate_min_profitable_iters): Use
14496 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14497 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14498 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14499 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14500 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14501 statement belongs to a group of strided accesses with the exact code
14503 (vectorizable_load): Likewise.
14504 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14505 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14507 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14509 * config/freebsd-stdint.h: New file.
14510 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14511 Add freebsd-stdint.h to tm_file.
14513 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14515 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14516 (thumb2_extendhidi2): Likewise.
14518 2009-05-31 Ian Lance Taylor <iant@google.com>
14520 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14522 2009-05-31 Ian Lance Taylor <iant@google.com>
14524 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14525 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14526 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14528 2009-05-31 Jason Merrill <jason@redhat.com>
14530 * tree-pretty-print.c (print_call_name): Take the callee, not the
14531 call itself. Make non-static. Use dump_function_name for functions.
14532 (dump_generic_node): Adjust.
14533 * diagnostic.h: Declare print_call_name.
14534 * gimple-pretty-print.c (dump_gimple_call): Use it.
14536 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14538 * config/sh/sh.md (ashldi3_std): New define_expand.
14541 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14544 * config/sh/sh.c: Include debug.h.
14545 (sh_expand_epilogue): Emit a blockage insn before the frame
14546 pointer adjustment also when dwarf2out_do_frame returns true.
14548 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14550 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14551 (thumb2_extendqidi2): New pattern.
14553 2009-05-31 Ira Rosen <irar@il.ibm.com>
14555 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14556 mark phis for renaming.
14557 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14558 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14559 Call mark_sym_for_renaming.
14560 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14561 * tree-vect-loop.c (vect_transform_loop): Remove
14562 vect_memsyms_to_rename initialization and a call to
14563 mark_set_for_renaming.
14565 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14567 PR middle-end/40304
14568 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14569 frame related even if !set_cfa && style < 0.
14571 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14573 * config/i386/mingw-tls.c: New file.
14574 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14575 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14576 defining _WIN32 but not __CYGWIN__.
14578 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14580 * configure.ac: Add MPC support.
14582 * config.in, configure: Regenerate.
14584 2009-05-29 Richard Henderson <rth@redhat.com>
14586 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14587 NOTE_INSN_BASIC_BLOCK.
14588 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14589 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14590 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14592 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14594 (add_cfi): Disable check redefining cfa away from drap.
14595 (lookup_cfa_1): Add remember argument; handle remember/restore.
14596 (lookup_cfa): Pass remember argument.
14597 (cfa_remember): New.
14598 (compute_barrier_args_size_1): Remove sibcall check.
14599 (dwarf2out_frame_debug_def_cfa): New.
14600 (dwarf2out_frame_debug_adjust_cfa): New.
14601 (dwarf2out_frame_debug_cfa_offset): New.
14602 (dwarf2out_frame_debug_cfa_register): New.
14603 (dwarf2out_frame_debug_cfa_restore): New.
14604 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14605 (dwarf2out_begin_epilogue): New.
14606 (dwarf2out_frame_debug_restore_state): New.
14607 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14608 DW_CFA_restore_state.
14609 (output_cfi_directive): Likewise.
14610 (convert_cfa_to_fb_loc_list): Likewise.
14611 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14612 * dwarf2out.h: Update.
14613 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14614 (copy_insn_1): Early out for null.
14615 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14616 and dwarf2out_frame_debug_restore_state.
14617 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14618 (prologue_insn_hash, epilogue_insn_hash): New.
14619 (free_after_compilation): Adjust freeing accordingly.
14620 (record_insns): Create hash table if needed; push insns into
14621 hash instead of array.
14622 (maybe_copy_epilogue_insn): New.
14623 (contains): Search hash table instead of array.
14624 (sibcall_epilogue_contains): Remove.
14625 (thread_prologue_and_epilogue_insns): Split eh_return insns
14626 and mark them as epilogues.
14627 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14628 scanning in terms of basic blocks.
14629 * insn-notes.def (CFA_RESTORE_STATE): New.
14630 * jump.c (returnjump_p_1): Accept EH_RETURN.
14631 (eh_returnjump_p_1, eh_returnjump_p): New.
14632 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14633 CFA_REGISTER, CFA_RESTORE): New.
14634 * rtl.def (EH_RETURN): New.
14635 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14637 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14638 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14640 * config/i386/i386.c (gen_push): Update cfa state.
14641 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14642 add a CFA_ADJUST_CFA note.
14643 (ix86_dwarf_handle_frame_unspec): Remove.
14644 (ix86_expand_prologue): Update cfa state.
14645 (ix86_emit_restore_reg_using_pop): New.
14646 (ix86_emit_restore_regs_using_pop): New.
14647 (ix86_emit_leave): New.
14648 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14649 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14650 * config/i386/i386.h (struct machine_cfa_state): New.
14651 (ix86_cfa_state): New.
14652 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14653 (eh_return_internal): Merge from eh_return_<mode>,
14654 use eh_return rtx, split w/ epilogue.
14656 2009-05-29 Ian Lance Taylor <iant@google.com>
14658 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14660 * calls.c (emit_library_call_value_1): Likewise.
14662 * c-typeck.c (c_build_va_arg): New function.
14663 * c-tree.h (c_build_va_arg): Declare.
14664 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14665 instead of build_va_arg.
14667 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14669 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14670 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14671 (ptr_difference_cost): Use affine combinations to compute it.
14672 (difference_cost): Likewise.
14673 (get_computation_cost_at): Compute more accurate cost for addresses
14674 if the ratio is a multiplier allowed in addresses.
14675 For non-addresses, consider that an additional offset or symbol is
14678 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14680 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14681 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14683 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14684 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14685 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14687 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14688 to 1 for TYPE_SSE{IADD1,CVT1}.
14689 (prefix_vex_imm8): Removed.
14690 (length_vex): Only pass 1 as second argument to
14691 ix86_attr_length_vex_default if prefix_extra is 0.
14692 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14693 (length): For prefix vex computation use length_immediate
14694 attribute instead of prefix_vex_imm8.
14695 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14696 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14697 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14698 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14699 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14700 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14701 a space in between the operands.
14702 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14703 if one operand is 0xff and the other one si, di, bp or sp.
14704 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14705 other one si, di, bp or sp.
14706 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14707 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14708 type and mode attributes.
14709 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14710 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14711 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14712 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14713 prefix_data16 attribute iff MODE_DF.
14714 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14715 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14716 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14717 constm128_operand in length_immediate computation.
14718 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14719 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14720 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14721 length_immediate attribute to 1.
14722 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14723 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14724 for certain alternatives.
14725 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14726 prefix_data16 attribute if MODE_V1DF.
14727 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14728 length_immediate to 1.
14729 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14730 length_address to 4, set mode attribute to MODE_DI.
14731 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14732 (fxam<mode>2_i387): Set length attribute to 4.
14733 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14734 *prefetch_3dnow_rex): Override length_address attribute.
14735 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14737 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14738 (constm128_operand): Removed.
14739 * config/i386/i386.c (memory_address_length): For
14740 disp && !index && !base in 64-bit mode account for SIB byte if
14741 print_operand_address can't optimize disp32 into disp32(%rip)
14742 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14743 for fs: or gs: segment.
14744 (ix86_attr_length_immediate_default): When checking if shortform
14745 is possible, truncate immediate to the length of the non-shortened
14747 (ix86_attr_length_address_default): Ignore MEM_P operands
14749 (ix86_attr_length_vex_default): Only check for DImode on
14750 GENERAL_REG_P operands.
14751 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14752 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14753 (sse_cvttps2pi): Clear prefix_rep attribute.
14754 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14756 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14757 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14758 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14759 iff operand 2 is const_int_operand.
14760 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14761 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14762 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14764 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14766 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14767 prefix_data16 attribute for movlpd and movhpd instructions.
14768 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14769 length_immediate for shufpd instruction.
14770 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14771 (avx_cmpp<avxmodesuffixf2c><mode>3,
14772 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14773 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14774 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14775 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14776 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14777 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14778 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14779 prefix_data16 attribute for the first alternative to 1.
14780 (*avx_loadlps): Override length_immediate for the first alternative.
14781 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14782 attributes for second alternative.
14783 (*vec_concatv2sf_sse4_1): Override length_immediate and
14784 prefix_data16 attributes for second alternative.
14785 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14786 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14787 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14788 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14789 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14790 prefix_data16 and length_immediate to 1.
14791 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14793 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14794 prefix_extra attribute for variants that don't have 0f prefix alone.
14795 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14796 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14797 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14798 *sse4_1_pextrd): Set length_immediate to 1.
14799 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14800 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14802 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14803 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14804 length_immediate to 1 for second alternative.
14805 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14806 prefix_extra and length_immediate attributes for the first
14808 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14810 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14811 to 1 for the first and third alternative.
14812 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14814 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14816 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14818 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14819 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14820 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14821 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14822 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14823 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14824 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14825 ssse3_psign<mode>3): Override prefix_rex attribute.
14826 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14827 (ssse3_palignrti): Override length_immediate to 1.
14828 (ssse3_palignrdi): Override length_immediate to 1, override
14829 prefix_rex attribute.
14830 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14831 (sse4a_extrqi): Override length_immediate to 2.
14832 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14833 (sse4a_insertq): Override prefix_data16 to 0.
14834 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14835 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14836 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14837 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14838 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14839 and length_immediate to 1.
14840 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14841 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14842 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14843 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14844 and length_immediate to 1.
14845 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14846 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14847 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14848 avx_ptest256): Override prefix_extra to 1.
14849 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14850 Override prefix_data16 and length_immediate to 1.
14851 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14852 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14853 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14854 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14855 prefix_data16 to 0 and prefix_extra to 2.
14856 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14857 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14859 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14860 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14861 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14862 and prefix_extra to 2.
14863 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14864 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14865 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14866 avx_vpermilvar<mode>3,
14867 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14868 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14869 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14870 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14871 Override prefix_extra to 1.
14872 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14873 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14874 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14875 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14876 prefix_extra and length_immediate to 1.
14877 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14879 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14880 to 1 for the first alternative.
14881 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14882 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14884 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14885 *movv2sf_internal_avx, *movv2sf_internal): Override
14886 prefix_rep attribute for certain alternatives.
14887 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14888 attributes for certain alternatives.
14889 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14890 attributes for certain alternatives.
14891 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14892 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14893 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14894 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14895 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14896 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14897 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14898 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14899 length_immediate to 1 if operand 2 is const_int_operand.
14900 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14901 *vec_extractv2si_1): Set length_immediate attribute to 1.
14902 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14903 using old 3DNOW insn rather than SSE/3DNOW_A.
14904 (mmx_emms, mmx_femms): Clear modrm attribute.
14906 2009-05-29 Martin Jambor <mjambor@suse.cz>
14908 * tree-sra.c: New implementation of SRA.
14910 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14911 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14912 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14913 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14914 (SRA_MAX_STRUCTURE_COUNT): Removed.
14915 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14916 * doc/invoke.texi (sra-max-structure-size): Removed.
14917 (sra-field-structure-ratio): Removed.
14919 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14921 PR middle-end/40291
14922 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14925 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14927 PR rtl-optimization/40101
14928 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14929 seqno. Adjust comment.
14930 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14931 inserting bookkeeping before a jump, the jump is not scheduled.
14932 When no positive seqno found, provide a value. Add comment.
14934 2009-05-29 Richard Guenther <rguenther@suse.de>
14936 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14937 short-cutting on the first component.
14939 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14941 PR middle-end/39958
14942 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14943 for trees other than decls/types.
14945 2009-05-29 Richard Guenther <rguenther@suse.de>
14947 * tree-ssa-operands.c (get_expr_operands): Do not handle
14948 INDIRECT_REFs in the handled-component case. Remove
14949 unused get_ref_base_and_extent case.
14950 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14951 tree_low_cst and host_integerp where possible.
14952 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14953 codes for equivalence.
14954 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14956 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14958 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14959 to tmake_file for i[34567]86-*-cygwin*.
14961 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14964 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14965 (altivec_categorize_keyword, init_vector_keywords,
14966 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14969 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14971 * tree.c (handle_dll_attribute): Check if node is
14972 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14974 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14976 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14978 (thumb2_zero_extendqidi2): Likewise.
14980 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14982 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14983 instead of gen_movrt.
14984 * config/sh/sh.md (movrt): Remove.
14986 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14988 * doc/invoke.texi (IA-64 Options):
14989 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14990 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14991 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14992 -msched-prefer-non-control-spec-insns,
14993 -msched-stop-bits-after-every-cycle,
14994 -msched-count-spec-in-critical-path,
14995 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14996 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14997 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14998 and -msched-spec-verbose.
15000 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15002 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15003 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15005 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15007 2009-05-28 Richard Guenther <rguenther@suse.de>
15009 * tree-ssa-alias.c (ao_ref_init): New function.
15010 (ao_ref_base): Likewise.
15011 (ao_ref_base_alias_set): Likewise.
15012 (ao_ref_alias_set): Likewise.
15013 (refs_may_alias_p_1): Change signature.
15014 (refs_may_alias_p): Adjust.
15015 (refs_anti_dependent_p): Likewise.
15016 (refs_output_dependent_p): Likewise.
15017 (call_may_clobber_ref_p_1): Change signature.
15018 (call_may_clobber_ref_p): Adjust.
15019 (stmt_may_clobber_ref_p_1): New function split out from ...
15020 (stmt_may_clobber_ref_p): ... here.
15021 (maybe_skip_until): Adjust signature.
15022 (get_continuation_for_phi): Likewise.
15023 (walk_non_aliased_vuses): Likewise.
15024 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15025 (ao_ref_init): Declare.
15026 (ao_ref_base): Likewise.
15027 (ao_ref_alias_set): Likewise.
15028 (stmt_may_clobber_ref_p_1): Likewise.
15029 (walk_non_aliased_vuses): Adjust.
15030 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15031 (get_ref_from_reference_ops): remove.
15032 (vn_reference_lookup_2): Adjust signature.
15033 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15034 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15035 (vn_reference_lookup): Adjust.
15036 (vn_reference_insert): Likewise.
15037 (vn_reference_insert_pieces): Adjust signature.
15038 (visit_reference_op_call): Adjust.
15039 * tree-ssa-pre.c (get_expr_type): Simplify.
15040 (phi_translate_1): Adjust.
15041 (compute_avail): Likewise.
15042 (translate_vuse_through_block): Do not re-build trees.
15043 (value_dies_in_block_x): Likewise.
15044 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15046 (vn_reference_lookup_pieces): Adjust declaration.
15047 (vn_reference_insert_pieces): Likewise.
15049 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15051 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15052 with checking disabled.
15054 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15058 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15059 macro definition for support of three-operand format aligned
15060 .comm directive in assembler on cygwin/pe/mingw target OS.
15061 * configure: Regenerate.
15062 * config.h: Regenerate.
15064 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15065 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15066 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15068 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15069 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15071 2009-05-28 Ira Rosen <irar@il.ibm.com>
15073 PR tree-optimization/40254
15074 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15075 in analysis of basic blocks.
15077 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15079 PR middle-end/33699
15080 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15081 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15082 (TARGET_INITIALIZER): Use it.
15083 * cse.c (CHEAPER): Move it up to the other macros.
15084 (insert): Rename this ...
15085 (insert_with_costs): ... to this. Add cost parameters. Update
15087 (insert): New function. Call insert_with_costs.
15088 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15089 find_reg_offset_for_const, try_const_anchors): New functions.
15090 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15091 when using a const-anchor. Call insert_const_anchors.
15092 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15093 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15095 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15097 * tree-inline.c (remap_decls): Enable nonlocalized variables
15098 when not optimizing.
15100 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15102 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15103 Simplify other tests involving optimize.
15105 2009-05-27 Tom Tromey <tromey@redhat.com>
15107 * unwind-dw2.c (_Unwind_DebugHook): New function.
15108 (uw_install_context): Call _Unwind_DebugHook.
15110 2009-05-27 Tom Tromey <tromey@redhat.com>
15112 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15114 2009-05-27 Ian Lance Taylor <iant@google.com>
15116 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15117 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15118 (ALL_LINKERFLAGS): Define.
15119 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15120 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15121 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15122 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15123 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15124 $(LINKER_FOR_BUILD).
15125 (build/gcov-iov$(build_exeext)): Likewise.
15127 2009-05-27 Julian Brown <julian@codesourcery.com>
15129 * gcse.c (target.h): Include.
15130 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15131 copy of argument to a pseudo register.
15133 2009-05-27 Diego Novillo <dnovillo@google.com>
15135 * tree-ssa-live.c (dump_scope_block): Document arguments.
15136 (dump_scope_blocks): Document.
15137 (debug_scope_blocks): New.
15138 * tree-flow.h (debug_scope_blocks): Declare.
15140 2009-05-21 Denis Chertykov <denisc@overta.ru>
15142 * doc/contrib.texi (Contributors): Add myself to the list.
15144 2009-05-27 Olivier Hainque <hainque@adacore.com>
15146 * expr.c (target_align): New function. Alignment the TARGET of an
15147 assignment may be assume to have.
15148 (highest_pow2_factor_for_target): Use it instead of relying on
15149 immediate tree attributes of TARGET, not necessarily honored when
15150 intermediate bitfields are involved.
15152 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15155 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15156 AVX, SSE4, AES, PCLMUL and POPCNT.
15158 2009-05-27 Diego Novillo <dnovillo@google.com>
15160 * tree-pretty-print.c (dump_location): New.
15161 (dump_generic_node): Call it.
15162 Factor code to handle BLOCK nodes ...
15163 (dump_block_node): ... here.
15165 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15167 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15169 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15171 * gcc-plugin.h: Include config.h and system.h.
15172 (IN_GCC): Define if not defined.
15174 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15176 PR middle-end/40249
15177 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15180 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15182 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15184 * config/m32r/m32r.h: Ditto.
15185 * config/m32r/m32r.md: Ditto.
15186 * config/m32r/predicates.md: Ditto.
15188 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15190 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15192 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15195 (Loading plugins): typo.
15196 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15197 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15198 (Interacting with the GCC Garbage Collector): Added new section.
15199 (Giving information about a plugin): Added new section for
15201 * ggc.h (ggc_register_root_tab): Added declaration.
15202 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15203 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15204 (register_callback): Improved comment in declaration.
15205 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15206 (extra_root_vec) Added static variable for dynamic roots registration.
15207 (ggc_register_root_tab) Added new routine.
15208 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15209 PLUGIN_GGC_MARKING event.
15210 * ggc-zone.c: Include plugin.h.
15211 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15212 * ggc-page.c: Include plugin.h.
15213 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15214 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15215 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15216 (register_callback): check lack of callbacks for
15217 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15218 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15219 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15220 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15221 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15222 dependency on plugin.h.
15223 (plugin.o): Added dependency on ggc.h...
15225 2009-05-26 Richard Guenther <rguenther@suse.de>
15227 PR middle-end/40248
15229 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15230 with mismatched comparison modes.
15232 * expr.c (expand_expr_real_1): Expand the operand of a
15233 VIEW_CONVERT_EXPR in its natural mode.
15235 2009-05-26 Ian Lance Taylor <iant@google.com>
15237 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15238 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15239 (ALL_COMPILERFLAGS): Define.
15240 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15241 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15242 (collect2$(exeext), collect2.o): Likewise.
15243 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15244 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15245 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15246 (libbackend.o, intl.o, cppdefault.o): Likewise.
15247 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15248 (build/%.o): Use $(COMPILER_FOR_BUILD).
15249 (build/gen%$(build_exeext)): Likewise.
15250 (build/gcov-iov$(build_exeext)): LIkewise.
15251 * config/t-darwin (darwin.o): Use $(COMPILER).
15252 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15253 * config/t-sol2 (sol2-c.o): Likewise.
15254 (sol2.o): Likewise.
15255 * config/t-vxworks (vxworks.o): Likewise.
15256 * config/x-darwin (host-darwin.o): Likewise.
15257 * config/x-hpux (host-hpux.o): Likewise.
15258 * config/x-linux (host-linux.o): Likewise.
15259 * config/x-solaris (host-solaris.o): Likewise.
15260 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15261 * config/arm/t-arm (arm-c.o): Likewise.
15262 * config/arm/t-pe (pe.o): Likewise.
15263 * config/arm/t-wince-pe (pe.o): Likewise.
15264 * config/i386/t-cygming (winnt.o): Likewise.
15265 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15266 * config/i386/t-cygwin (cygwin1.o): Likewise.
15267 (cygwin2.o): Likewise.
15268 * config/i386/t-i386 (i386-c.o): Likewise.
15269 * config/i386/t-interix (winnt.o): Likewise.
15270 * config/i386/t-netware (netware.o): Likewise.
15271 * config/i386/t-nwld (nwld.o): Likewise.
15272 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15273 * config/i386/x-i386 (driver-i386.o): Likewise.
15274 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15275 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15276 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15277 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15278 * config/mips/x-native (driver-native.o): Likewise.
15279 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15280 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15281 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15282 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15283 * config/score/t-score-elf (score7.o): Likewise.
15284 (score3.o): Likewise.
15285 * config/sh/t-sh (sh-c.o): Likewise.
15286 * config/sh/t-symbian (sh-c.o): Likewise.
15287 (symbian.o): Likewise.
15288 * config/spu/t-spu-elf (spu-c.o): Likewise.
15289 * config/v850/t-v850 (v850-c.o): Likewise.
15290 * config/v850/t-v850e (v850-c.o): Likewise.
15292 2009-05-26 Richard Guenther <rguenther@suse.de>
15294 PR tree-optimization/40122
15295 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15296 VECTOR_CSTs if possible.
15297 (fold_gimple_assign): Likewise.
15299 2009-05-26 Richard Guenther <rguenther@suse.de>
15301 PR middle-end/40252
15302 * fold-const.c (fold_binary): Use the correct types for building
15305 2009-05-26 Richard Guenther <rguenther@suse.de>
15307 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15308 redundant calls to merge_alias_info.
15309 (bump_vector_ptr): Likewise.
15310 * tree-ssa-copy.c (merge_alias_info): Remove.
15311 (replace_exp_1): Remove call to merge_alias_info.
15312 (propagate_tree_value): Likewise.
15313 (fini_copy_prop): Propagate points-to info.
15314 * tree-flow.h (merge_alias_info): Remove.
15316 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15318 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15320 2009-05-25 Jan Hubicka <jh@suse.cz>
15322 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15323 * cgraph.h (struct inline_summary): New filed self_wize,
15324 size_inlining_benefit, self_time and time_inlining_benefit.
15325 (struct cgraph_global_info): Replace insns by time ans size fields.
15326 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15327 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15328 (ipcp_update_callgraph): Do not touch function bodies.
15329 * ipa-inline.c: Include except.h
15330 (MAX_TIME): New constant.
15331 (overall_insns): Remove.
15332 (leaf_node_p): New.
15333 (overall_size, max_benefit): New static variables.
15334 (cgraph_estimate_time_after_inlining): New function.
15335 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15336 (cgraph_clone_inlined_nodes): Update size.
15337 (cgraph_mark_inline_edge): Update size.
15338 (cgraph_estimate_growth): Use size info.
15339 (cgraph_check_inline_limits): Check size.
15340 (cgraph_default_inline_p): Likewise.
15341 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15342 (cgraph_decide_recursive_inlining): Check size.
15343 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15345 (cgraph_decide_inlining): Likewise.
15346 (cgraph_decide_inlining_incrementally): Likewise; honor
15347 PARAM_EARLY_INLINING_INSNS.
15348 (likely_eliminated_by_inlining_p): New predicate.
15349 (estimate_function_body_sizes): New function.
15350 (compute_inline_parameters): Use it.
15351 * except.c (must_not_throw_labels): New function.
15352 * except.h (must_not_throw_labels): Declare.
15353 * tree-inline.c (init_inline_once): Kill inlining_weigths
15354 * tree-ssa-structalias.c: Avoid uninitialized warning.
15355 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15356 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15357 (PARAM_INLINE_CALL_COST): Remove.
15358 (PARAM_EARLY_INLINING_INSNS): New.
15360 2009-05-25 Richard Guenther <rguenther@suse.de>
15362 PR tree-optimization/36327
15363 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15364 callback for reference translation or lookup at the point of may-defs.
15365 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15366 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15367 for union COMPONENT_REFs.
15368 (vn_reference_lookup_3): New callback. Lookup from memset
15369 and CONSTRUCTOR assignment, translate through struct copies.
15370 (vn_reference_lookup_pieces): Make sure to not free the
15371 passed operands array. Adjust walk_non_aliased_vuses call.
15372 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15373 make sure we do not leak memory.
15375 2009-05-25 Richard Guenther <rguenther@suse.de>
15377 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15378 * tree-inline.c (expand_call_inline): Reset the escaped and
15379 callused solutions.
15380 * tree-ssa-structalias.c (pass_build_ealias): New.
15381 * tree-pass.h (pass_build_ealias): Declare.
15382 * passes.c (init_optimization_passes): Add PTA during
15383 early optimizations.
15384 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15385 and CALLUSED solutions.
15386 (dump_points_to_solution): New function, split out from ...
15387 (dump_points_to_info_for): ... here.
15388 * tree-parloops.c (parallelize_loops): Reset the escaped and
15389 callused solutions.
15391 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15394 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15395 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15397 2009-05-25 Ira Rosen <irar@il.ibm.com>
15399 PR tree-optimization/40238
15400 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15401 statements after basic block's labels.
15402 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15403 to free the allocated memory.
15405 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15407 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15408 return address with a USE.
15410 2009-05-24 Richard Guenther <rguenther@suse.de>
15412 PR middle-end/40233
15413 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15414 array type from the main variant of the inner type.
15416 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15418 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15419 definition to bool (from int) to un-break build.
15420 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15422 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15424 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15425 discard_stmt_changes): Delete.
15426 * tree-ssa-operands.c (scb_stack): Delete.
15427 (init_ssa_operands): Do not initialize it.
15428 (fini_ssa_operands): Do not free it.
15429 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15431 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15432 update_stmt, remove the others. Fix comments.
15433 * tree-dfa.c (optimize_stack_restore): Likewise.
15434 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15435 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15436 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15437 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15439 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15440 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15441 (dom_opt_finalize_block): Likewise, adjusting access to
15443 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15444 (stmts_to_rescan): Change item type to gimple.
15445 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15447 2009-05-24 Ira Rosen <irar@il.ibm.com>
15449 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15450 * tree-pass.h (pass_slp_vectorize): New pass.
15451 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15452 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15453 * tree-vectorizer.c (timevar.h): Include.
15454 (user_vect_verbosity_level): Declare.
15455 (vect_location): Fix comment.
15456 (vect_set_verbosity_level): Update user_vect_verbosity_level
15457 instead of vect_verbosity_level.
15458 (vect_set_dump_settings): Add an argument. Ignore user defined
15459 verbosity if dump flags require higher level of verbosity. Print to
15460 stderr only for loop vectorization.
15461 (vectorize_loops): Update call to vect_set_dump_settings.
15462 (execute_vect_slp): New function.
15463 (gate_vect_slp): Likewise.
15464 (struct gimple_opt_pass pass_slp_vectorize): New.
15465 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15466 access its members.
15467 (vec_info_for_bb): New function.
15468 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15469 (VECTORIZATION_ENABLED): New macro.
15470 (SLP_ENABLED, SLP_DISABLED): Likewise.
15471 (vect_is_simple_use): Add bb_vec_info argument.
15472 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15473 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15474 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15475 vect_schedule_slp, vect_analyze_slp): Likewise.
15476 (vect_analyze_stmt): Add slp_tree argument.
15477 (find_bb_location): Declare.
15478 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15479 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15480 (vect_analyze_loop_operations, vect_analyze_loop,
15481 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15482 vect_finalize_reduction, vectorizable_reduction,
15483 vectorizable_live_operation, vect_transform_loop): Likewise.
15484 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15485 skip evolution analysis if analyzing a basic block.
15486 (dr_analyze_indices): Likewise.
15487 (initialize_data_dependence_relation): Skip the test whether the
15488 object is invariant for basic blocks.
15489 (compute_all_dependences): Skip dependence analysis for data
15490 references in basic blocks.
15491 (find_data_references_in_stmt): Don't fail in case of invariant
15492 access in basic block.
15493 (find_data_references_in_bb): New function.
15494 (find_data_references_in_loop): Move code to
15495 find_data_references_in_bb and add a call to it.
15496 (compute_data_dependences_for_bb): New function.
15497 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15498 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15500 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15501 unknown dependence in basic block and fail in case of dependence in
15503 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15504 dependence instances from either loop or basic block vectorization
15506 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15507 before calling nested_in_vect_loop_p.
15508 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15509 dependence instances from either loop or basic block vectorization
15511 (vect_verify_datarefs_alignment): Likewise.
15512 (vect_enhance_data_refs_alignment): Adjust function calls.
15513 (vect_analyze_data_refs_alignment): Likewise.
15514 (vect_analyze_group_access): Fix printing. Skip different checks if
15515 DR_STEP is 0. Keep strided stores either in loop or basic block
15516 vectorization data structure. Fix indentation.
15517 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15519 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15520 dependence instances from either loop or basic block vectorization
15522 (vect_analyze_data_refs): Update comment. Call
15523 compute_data_dependences_for_bb to analyze basic blocks.
15524 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15525 case of loop vectorization. In case of basic block vectorization use
15526 data-ref itself as a base.
15527 (vect_create_data_ref_ptr): In case of basic block vectorization:
15528 don't advance the pointer, add new statements before the current
15529 statement. Adjust function calls.
15530 (vect_supportable_dr_alignment): Support only aligned accesses in
15531 basic block vectorization.
15532 * common.opt (ftree-slp-vectorize): New flag.
15533 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15534 (vect_pattern_recog_1): Likewise.
15535 * tree-vect-stmts.c (process_use): Likewise.
15536 (vect_init_vector): Add new statements in the beginning of the basic
15537 block in case of basic block SLP.
15538 (vect_get_vec_def_for_operand): Adjust function calls.
15539 (vect_finish_stmt_generation): Likewise.
15540 (vectorizable_call): Add assert that it is loop vectorization, adjust
15542 (vectorizable_conversion, vectorizable_assignment): Likewise.
15543 (vectorizable_operation): In case of basic block SLP, take
15544 vectorization factor from statement's type and skip the relevance
15545 check. Adjust function calls.
15546 (vectorizable_type_demotion): Add assert that it is loop
15547 vectorization, adjust function calls.
15548 (vectorizable_type_promotion): Likewise.
15549 (vectorizable_store): Check for outer loop only in case of loop
15550 vectorization. Adjust function calls. For basic blocks, skip the
15551 relevance check and don't advance pointers.
15552 (vectorizable_load): Likewise.
15553 (vectorizable_condition): Add assert that it is loop vectorization,
15554 adjust function calls.
15555 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15556 that it is not reduction, get vector type, call only supported
15557 functions, skip loop specific parts.
15558 (vect_transform_stmt): Check for outer loop only in case of loop
15560 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15561 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15562 for external definition.
15563 * passes.c (pass_slp_vectorize): New pass.
15564 * tree-vect-slp.c (find_bb_location): New function.
15565 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15566 check for patterns only in loops.
15567 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15568 case of multiple types in basic block SLP.
15569 (vect_mark_slp_stmts_relevant): New function.
15570 (vect_supported_load_permutation_p): Fix comment.
15571 (vect_analyze_slp_instance): Add argument. In case of basic block
15572 SLP, take vectorization factor from statement's type, check that
15573 unrolling factor is 1. Adjust function call. Save SLP instance in
15574 either loop or basic block vectorization structure. Return FALSE,
15576 (vect_analyze_slp): Add argument. Get strided stores groups from
15577 either loop or basic block vectorization structure. Return FALSE
15578 if basic block SLP failed.
15579 (new_bb_vec_info): New function.
15580 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15581 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15582 (vect_schedule_slp): Add argument. Get SLP instances from either
15583 loop or basic block vectorization structure. Set vectorization factor
15584 to be 1 for basic block SLP.
15585 (vect_slp_transform_bb): New function.
15586 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15588 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15590 * final.c (shorten_branches): Do not align labels for jump tables.
15591 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15593 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15595 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15596 Remove outdated reference to flow.c and fix nits.
15597 * doc/gccint.texi: Tweak RTL description.
15598 * doc/rtl.texi: Likewise.
15600 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15602 * config/avr/avr.c: Change my email address.
15603 * config/avr/avr.h: Likewise.
15604 * config/avr/avr.md: Likewise.
15605 * config/avr/avr-protos.h: Likewise.
15606 * config/avr/libgcc.S: Likewise.
15608 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15610 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15611 (spu_split_load, spu_split_store): Change return type to int.
15612 (spu_split_convert): Declare.
15613 * config/spu/predicates.md (spu_mem_operand): Remove.
15614 (spu_mov_operand): Update.
15615 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15616 * config/spu/spu.c (regno_aligned_for_load): Remove.
15617 (reg_aligned_for_addr, spu_expand_load): Define.
15618 (spu_expand_extv): Reimplement and handle MEM.
15619 (spu_expand_insv): Handle MEM.
15620 (spu_sched_reorder): Handle insn's with length 0.
15621 (spu_legitimate_address_p): Reimplement.
15622 (store_with_one_insn_p): Return TRUE for any mode with size
15623 larger than 16 bytes.
15624 (address_needs_split): Define.
15625 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15627 (spu_convert_move): Define.
15628 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15629 (spu_split_store): Change all MEM's to TImode.
15630 (spu_init_expanders): Preallocate registers that correspond to
15631 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15633 (spu_split_convert): Define.
15634 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15635 (_move<mode>, _movdi, _movti): Update predicate and condition.
15636 (load, store): Change to define_split.
15637 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15639 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15640 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15641 define_insn_and_split of lshr<mode>3.
15642 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15643 (<v>ashr<mode>3_imm): Define.
15644 (extv, extzv, insv): Allow MEM operands.
15645 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15646 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15647 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15648 (_spu_convert2): Change to define_insn_and_split and remove the
15649 corresponding define_peephole2.
15650 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15651 Change predicates to memory_operand.
15653 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15655 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15657 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15659 PR tree-optimization/40219
15660 * tree.c (iterative_hash_expr): Make sure the builtin function is
15661 a normal builtin function and not a front end or back end builtin
15662 before indexing into the built_in_decls array.
15664 2009-05-22 Richard Guenther <rguenther@suse.de>
15666 PR middle-end/38964
15667 * alias.c (write_dependence_p): Do not use TBAA for answering
15668 anti-dependence or output-dependence.
15669 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15670 (emit_pointer_definition): Remove.
15671 (emit_alias_warning): Likewise.
15672 (find_what_var_points_to): Remove TBAA pruning code.
15673 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15675 (compute_points_to_sets): Remove code computing the set of
15676 dereferenced pointers.
15677 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15678 oracle for querying anti and output dependencies.
15679 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15680 if TBAA may be applied.
15681 (refs_anti_dependent_p): New function.
15682 (refs_output_dependent_p): Likewise.
15683 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15684 (refs_output_dependent_p): Likewise.
15685 * doc/tree-ssa.texi (Memory model): New section.
15686 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15687 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15688 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15689 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15690 * expr.c (expand_expr_real_1): Likewise.
15691 * gimple-low.c (lower_stmt): Likewise.
15692 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15693 (dump_gimple_cdt): Remove.
15694 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15695 (gimple_size): Likewise.
15696 (walk_gimple_op): Likewise.
15697 (is_gimple_stmt): Likewise.
15698 (walk_stmt_load_store_addr_ops): Likewise.
15699 (gimple_build_cdt): Remove.
15700 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15701 * gimple.h (gimple_cdt_new_type): Remove.
15702 (gimple_cdt_new_type_ptr): Likewise.
15703 (gimple_cdt_set_new_type): Likewise.
15704 (gimple_cdt_location): Likewise.
15705 (gimple_cdt_location_ptr): Likewise.
15706 (gimple_cdt_set_location): Likewise.
15707 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15708 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15709 GIMPLE_CHANGE_DYNAMIC_TYPE.
15710 (verify_types_in_gimple_stmt): Likewise.
15711 * tree-inline.c (estimate_num_insns): Likewise.
15712 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15713 (copy_decl_to_var): Likewise.
15714 (copy_result_decl_to_var): Likewise.
15715 * tree-pretty-print.c (dump_generic_node): Do not handle
15716 CHANGE_DYNAMIC_TYPE_EXPR.
15717 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15718 * tree-ssa-operands.c (get_expr_operands): Likewise.
15719 * tree-ssa-structalias.c (struct variable_info): Remove
15720 no_tbaa_pruning member.
15721 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15722 (unify_nodes): Do not copy it.
15723 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15724 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15725 (set_uids_in_ptset): Do not check it.
15726 (find_what_var_points_to): Likewise.
15727 (compute_tbaa_pruning): Remove.
15728 (compute_points_to_sets): Do not call it.
15729 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15730 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15731 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15732 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15733 (DECL_NO_TBAA_P): Likewise.
15734 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15735 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15736 (expand_omp_atomic_pipeline): Do not set it.
15737 * print-tree.c (print_node): Do not dump it.
15738 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15741 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15744 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15747 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15749 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15752 2009-05-22 Ben Elliston <bje@au.ibm.com>
15754 * Makefile.in (bversion.h, s-bversion): New targets.
15755 (TOPLEV_H): Add bversion.h.
15756 * toplev.h: Include "bversion.h".
15757 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15758 the __format__ attribute only if compiling with the same version
15759 of GCC as the sources (the "build version").
15761 2009-05-22 Ben Elliston <bje@au.ibm.com>
15763 * c-format.c (handle_format_attribute): Fix comment typo.
15765 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15768 * config/ia64/ia64.opt (mfused-madd): New.
15769 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15770 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15771 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15772 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15773 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15774 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15775 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15776 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15777 instruction if !TARGET_FUSED_MADD.
15778 (fpma, fpms): Remove colon from name.
15780 2009-05-22 Richard Guenther <rguenther@suse.de>
15782 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15783 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15784 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15786 (create_expression_by_pieces): Only convert if necessary.
15787 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15788 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15790 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15792 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15793 regular pattern from a template and rename it ...
15794 (*extzv_truncsi_exts): ... to this.
15796 2009-05-21 Richard Guenther <rguenther@suse.de>
15798 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15799 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15800 (cgraph_default_inline_p): Likewise.
15801 (cgraph_decide_inlining_incrementally): Likewise.
15803 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15804 Uros Bizjak <ubizjak@gmail.com>
15806 * config/i386/cpuid.h (bit_MOVBE): New.
15808 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15810 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15811 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15812 (ix86_handle_option): Handle OPT_mmovbe.
15813 (ix86_target_string): Add -mmovbe.
15814 (pta_flags): Add PTA_MOVBE.
15815 (processor_alias_table): Add PTA_MOVBE to "atom".
15816 (override_options): Handle PTA_MOVBE.
15818 * config/i386/i386.h (TARGET_MOVBE): New.
15820 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15821 (*bswapsi_movbe): New.
15822 (*bswapdi_movbe): Likewise.
15823 (bswapdi2): Renamed to ...
15824 (*bswapdi_1): This.
15825 (bswapdi2): New expander.
15827 * config/i386/i386.opt (mmovbe): New.
15829 * doc/invoke.texi: Document -mmovbe.
15831 2009-05-21 Taras Glek <tglek@mozilla.com>
15833 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15834 * gcc-plugin.h (plugin_init): Updated signature.
15835 * gcc-plugin.h (plugin_name_args): Moved to this header.
15836 * doc/plugins.texi (plugin_init): Updated documention to reflect
15838 * doc/plugins.texi (plugin_name_args): Added to documention.
15840 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15842 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15843 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15845 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15847 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15848 JUMP_TABLE_DATA_P predicates where applicable.
15849 * config/i386/predicates.md: Ditto.
15850 * config/i386/sse.md: Ditto.
15852 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15854 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15855 operand2 -128 override length_immediate attribute to 1.
15856 * config/i386/predicates.md (constm128_operand): New predicate.
15858 * config/i386/i386.c (memory_address_length): Handle %r12
15859 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15861 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15862 mode look through optional ZERO_EXTEND and SUBREG.
15863 * config/i386/i386.md (R12_REG): New define_constant.
15864 (prefix_data16): For sse unit set also for MODE_TI insns.
15865 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15866 insns set if operand 1 is ext_QIreg_operand.
15867 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15868 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15870 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15871 mode from MODE_DI to MODE_SI.
15872 (movdi_1_rex64): Override modrm and length_immediate attributes
15873 only for movabs (TYPE_IMOV, alternative 2).
15874 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15875 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15876 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15877 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15878 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15879 prefix_rex attribute if DImode.
15880 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15881 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15882 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15883 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15884 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15885 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15886 Likewise. For TYPE_IMOV clear length_immediate attribute.
15887 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15888 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15889 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15890 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15891 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15892 or one operand TYPE_ISHIFT.
15893 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15894 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15895 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15896 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15897 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15898 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15899 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15900 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15901 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15902 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15903 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15904 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15905 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15906 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15907 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15908 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15909 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15910 set mode attribute, don't override length attribute.
15911 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15913 (return_internal_long): Set length attribute to 2 instead of 1.
15914 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15915 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15916 prefix_rex attribute.
15917 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15919 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15921 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15923 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15925 2009-05-20 Ian Lance Taylor <iant@google.com>
15927 * tree.c (build_tree_list_vec_stat): New function.
15928 (ctor_to_vec): New function.
15929 (build_nt_call_vec): New function.
15930 (build_call_array): Change args to be a const pointer.
15931 (build_call_vec): New function.
15932 * tree.h (build_nt_call_vec): Declare.
15933 (build_tree_list_vec_stat): Declare.
15934 (build_tree_list_vec): Define.
15935 (build_call_array): Update declaration.
15936 (build_call_vec): Declare.
15937 (ctor_to_vec): Declare.
15938 * c-common.c (tree_vector_cache): New static variable.
15939 (make_tree_vector): New function.
15940 (release_tree_vector): New function.
15941 (make_tree_vector_single): New function.
15942 (make_tree_vector_copy): New function.
15943 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15944 (make_tree_vector_single, make_tree_vector_copy): Declare.
15945 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15946 (c_parser_expr_list): Don't manage cache here, instead call
15948 (c_parser_release_expr_list): Remove static function.
15949 (c_parser_vec_to_tree_list): Remove static function.
15950 (c_parser_attributes): Call build_tree_list_vec instead of
15951 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15952 c_parser_release_expr_list.
15953 (c_parser_postfix_expression_after_primary): Likewise.
15954 (c_parser_objc_keywordexpr): Likewise.
15956 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15958 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15959 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15960 TARGET_CONVERT_TO_TYPE.
15961 * hooks.c (hook_tree_const_tree_null): Define.
15962 * hooks.h (hook_tree_const_tree_null): Declare.
15963 * target.h (struct gcc_target): Add invalid_parameter_type,
15964 invalid_return_type, promoted_type, and convert_to_type fields.
15965 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15966 (TARGET_INVALID_RETURN_TYPE): Define.
15967 (TARGET_PROMOTED_TYPE): Define.
15968 (TARGET_CONVERT_TO_TYPE): Define.
15969 (TARGET_INITIALIZER): Update for new fields.
15970 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15971 (grokparms): Check targetm.invalid_parameter_type.
15972 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15973 * c-convert.c (convert): Check targetm.convert_to_type.
15975 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15977 * config/mips/mips.md (*extenddi_truncate<mode>,
15978 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15980 (*extendhi_truncateqi): New define_insn_and_sptit.
15982 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15984 PR middle-end/40204
15985 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15986 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15988 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15990 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15991 the operand of VIEW_CONVERT_EXPR.
15993 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15995 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15996 extended family and model for Intel processors. Support Intel Atom.
15998 2009-05-20 Olivier Hainque <hainque@adacore.com>
16000 * gstab.h (stab_code_type): Define, to be used instead of the
16001 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16003 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16004 occurrences by stab_code_type.
16005 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16007 2009-05-20 Martin Jambor <mjambor@suse.cz>
16009 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16010 (sra_insert_before): Likewise.
16011 (sra_insert_after): Likewise.
16012 (sra_init_cache): Likewise.
16013 (sra_type_can_be_decomposed_p): Likewise.
16014 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16015 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16016 (sra_insert_before): Likewise.
16017 (sra_insert_after): Likewise.
16018 (sra_init_cache): Likewise.
16019 (insert_edge_copies_seq): Made static and moved upwards.
16021 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16024 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16026 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16027 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16030 2009-05-20 Richard Guenther <rguenther@suse.de>
16032 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16033 with mismatched comparison modes.
16035 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16037 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16038 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16039 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16040 with shifts for Thumb2.
16041 (orsi_notsi): New for orn.
16042 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16043 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16044 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16045 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16046 Don't invert remainder for IOR.
16048 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16050 PR tree-optimization/40087
16051 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16052 number_of_iterations_ne): Rename never_infinite argument.
16053 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16054 number_of_iterations_le): Handle pointer-type ivs when
16055 exit_must_be_taken is false.
16056 (number_of_iterations_cond): Do not always assume that
16057 exit_must_be_taken if the control variable is a pointer.
16059 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16061 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16062 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16064 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16066 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16067 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16069 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16072 * c.opt (Wlogical-op): Disabled by default.
16073 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16075 * doc/invoke.texi (Wlogical-op): Likewise.
16077 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16079 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16081 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16082 Propagate the type of the first operand.
16083 <ASSERT_EXPR>: Simplify.
16084 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16085 Rewrite using the RHS code as discriminant.
16086 <NOP_EXPR>: Turn into CASE_CONVERT.
16087 <PLUS_EXPR>: Propagate the type of the first operand.
16089 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16091 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16092 (ia64_dconst_0_375): New.
16093 * config/ia64/ia64.c (ia64_override_options): Remove
16094 -minline-sqrt-min-latency warning.
16095 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16096 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16097 * config/ia64/ia64.md (*sqrt_approx): Remove.
16098 (sqrtsf2): Remove #if 0.
16099 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16100 (sqrtdf): Remove assert.
16101 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16102 (sqrtxf2): Remove #if 0.
16103 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16104 * div.md (sqrt_approx_rf): New.
16105 (sqrtsf2_internal_thr): New implementation.
16106 (sqrtsf2_internal_lat): New.
16107 (sqrtdf2_internal_thr: New implementation.
16108 (sqrtxf2_internal): New implementation.
16110 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16111 Hans-Peter Nilsson <hp@axis.com>
16113 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16114 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16115 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16116 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16117 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16118 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16119 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16120 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16121 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16122 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16123 * c-common.c: ...from here.
16125 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16127 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16129 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16131 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16133 2009-05-19 Ben Elliston <bje@au.ibm.com>
16135 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16136 assignments with memcpy calls.
16137 (add_fdes): Likewise.
16138 (binary_search_unencoded_fdes): Likewise.
16139 (linear_search_fdes): Eliminate type puns.
16141 2009-05-19 Richard Guenther <rguenther@suse.de>
16143 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16144 not falsely claim to have propagated into all uses.
16146 2009-05-19 Ben Elliston <bje@au.ibm.com>
16148 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16151 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16153 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16154 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16155 (TARGET_LEGITIMATE_ADDRESS_P): New.
16156 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16157 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16159 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16162 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16163 child of the containing namespace's DIE.
16165 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16167 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16168 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16169 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16172 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16175 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16176 gen_align with gen_pad.
16177 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16178 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16180 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16181 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16183 * config/i386/i386.md (align): Renamed to ...
16184 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16185 ASM_OUTPUT_MAX_SKIP_PAD.
16187 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16189 * config.gcc: Fix variable syntax.
16192 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16193 before calling exact_log2.
16194 (output_iorsi3): Likewise.
16195 (output_xorsi3): Likewise.
16197 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16199 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16200 for the none zero constant operand except for EQ and NE
16201 comprisons even when the first operand is R0.
16203 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16205 * config/s390/2064.md: Remove trailing whitespaces.
16206 * config/s390/2084.md: Likewise.
16207 * config/s390/constraints.md: Likewise.
16208 * config/s390/fixdfdi.h: Likewise.
16209 * config/s390/libgcc-glibc.ver: Likewise.
16210 * config/s390/s390-modes.def: Likewise.
16211 * config/s390/s390-protos.h: Likewise.
16212 * config/s390/s390.c: Likewise.
16213 * config/s390/s390.h: Likewise.
16214 * config/s390/s390.md: Likewise.
16215 * config/s390/tpf-unwind.h: Likewise.
16217 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16219 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16221 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16224 * configure.ac (m68k-*-*): Check if binutils support TLS.
16225 * configure: Regenerate.
16226 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16227 * config/m68k/constraints.md (Cu): New constraint.
16228 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16229 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16230 (movsi): Handle TLS symbols.
16231 (addsi3_5200): Handle XTLS symbols, indent.
16232 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16233 (m68k_tls_reference_p): Declare.
16234 (m68k_legitimize_address): Declare.
16235 (m68k_unwrap_symbol): Declare.
16236 * config/m68k/m68k.opt (mxtls): New option.
16237 * config/m68k/m68k.c (ggc.h): Include.
16238 (m68k_output_dwarf_dtprel): Implement hook.
16239 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16240 (m68k_expand_prologue): Load GOT pointer when function needs it.
16241 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16242 (m68k_legitimate_constant_address_p): Same.
16243 (m68k_decompose_address): Handle TLS references.
16244 (m68k_get_gp): New static function.
16245 (enum m68k_reloc): New contants.
16246 (TLS_RELOC_P): New macro.
16247 (m68k_wrap_symbol): New static function.
16248 (m68k_unwrap_symbol): New function.
16249 (m68k_final_prescan_insn_1): New static function.
16250 (m68k_final_prescan_insn): New function.
16251 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16253 (legitimize_pic_address): Handle TLS references..
16254 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16255 (m68k_libcall_value_in_a0_p)
16256 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16257 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16258 (m68k_legitimize_tls_address): Handle TLS references.
16259 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16261 (m68k_legitimize_address): Handle TLS symbols.
16262 (m68k_get_reloc_decoration): New static function.
16263 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16265 (m68k_output_dwarf_dtprel): Implement hook.
16266 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16267 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16268 m68k_call_* routines.
16269 (sched_attr_op_type): Handle TLS symbols.
16270 (gt-m68k.h): Include.
16271 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16272 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16274 2009-05-18 Martin Jambor <mjambor@suse.cz>
16276 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16277 (visit_store_addr_for_mod_analysis): New function.
16278 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16279 (determine_cst_member_ptr): Use gimple_assign_single_p.
16280 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16281 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16282 operands. Don't check number of operands of a NOP_EXPR.
16284 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16286 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16288 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16291 * c-common.c (warn_logical_operator): Don't warn if one of
16292 expression isn't always true or false.
16294 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16296 * config/i386/biarch32.h: New file.
16297 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16299 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16301 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16302 *zero_extend<mode>_truncqi): Merge these into ...
16303 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16304 Name the pattern following this as *zero_extendhi_truncqi.
16306 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16308 PR middle-end/39301
16309 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16310 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16311 (output_info): Make field HOST_WIDEST_INT.
16312 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16313 (dump_bitmat_statistics): Same.
16315 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16317 * config.gcc (use_gcc_stdint): Set to wrap.
16318 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16319 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16320 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16321 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16322 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16323 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16324 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16325 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16327 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16329 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16331 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16332 Move definitions earlier.
16333 (OPT_ARCH64, OPT_ARCH32): Define.
16334 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16337 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16340 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16343 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16345 * arm.md (movdi2): Copy non-reg values to DImode registers.
16347 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16350 * final.c (label_to_max_skip): New function.
16351 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16352 CODE_LABEL_NUMBER <= max_labelno.
16353 * output.h (label_to_max_skip): New prototype.
16354 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16355 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16356 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16357 Handle CODE_LABELs with >= 16 byte alignment or with
16358 max_skip == (1 << align) - 1.
16359 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16360 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16363 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16364 .p2align 3 if MAX_SKIP is smaller than 7.
16365 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16367 2009-05-15 Ian Lance Taylor <iant@google.com>
16369 * alias.c (struct alias_set_entry_d): Rename from struct
16370 alias_set_entry. Change all uses.
16371 * except.c (struct call_site_record_d): Rename from struct
16372 call_site_record. Change all uses.
16373 * except.h (struct eh_region_d): Rename from struct eh_region.
16375 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16377 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16378 ivtype_map_elt. Change all uses.
16379 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16381 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16382 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16384 (struct sese_d): Rename from struct sese. Change all uses.
16385 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16386 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16387 * optabs.h (struct optab_d): Rename from struct optab. Change all
16389 (struct convert_optab_d): Rename from struct convert_optab.
16391 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16392 ipa_opt_pass. Change all uses.
16393 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16396 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16397 defined as a typedef.
16398 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16401 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16404 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16406 (merge_ranges): Returns bool.
16407 * tree.h (make_range): .. to here.
16408 (build_range_check): Likewise.
16409 (merge_ranges): Likewise. Renamed from merge_ranges.
16410 * c-typeck.c (parser_build_binary_op): Update calls to
16411 warn_logical_operator.
16412 * c-common.c (warn_logical_operator): Add new warning.
16413 * c-common.h (warn_logical_operator): Update declaration.
16415 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16417 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16419 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16421 * doc/install.texi: Document MPC requirements, flags etc.
16423 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16424 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16425 Evaluate constant arguments.
16426 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16427 (fold_builtin_1): Likewise, also evaluate constant arguments.
16428 Remove superfluous break.
16429 (do_mpc_ckconv): New.
16430 * real.h: Include mpc.h.
16431 * toplev.c (print_version): Output MPC version info if available.
16433 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16435 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16437 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16439 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16442 2009-05-15 Jan Hubicka <jh@suse.cz>
16444 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16445 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16446 (try_inline): Fix return value.
16447 (cgraph_decide_inlining_incrementally): Honor new value.
16448 (cgraph_early_inlining): Handle indirect inlining.
16449 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16451 2009-05-15 Jan Hubicka <jh@suse.cz>
16453 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16454 * cgraphunit.c (cgraph_finalize_function): Set it.
16455 (cgraph_expand_function): Use it.
16457 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16459 * real.c (encode_ieee_half): Define.
16460 (decode_ieee_half): Define.
16461 (ieee_half_format): Define.
16462 (arm_half_format): Define.
16463 * real.h (ieee_half_format): Declare.
16464 (arm_half_format): Declare.
16466 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16468 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16469 swapped, and reversed optabs exist before trying to use them.
16471 2009-05-15 Paul Brook <paul@codesourcery.com>
16472 Sandra Loosemore <sandra@codesourcery.com>
16474 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16475 loads. Allow PRE_DEC.
16476 (output_move_neon): Handle PRE_DEC.
16477 (arm_print_operand): Add 'A' for neon structure loads.
16478 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16479 * config/arm/neon.md (neon_mov): Update comment.
16480 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16482 (Um): New constraint.
16484 2009-05-15 Jan Hubicka <jh@suse.cz>
16486 Revert the following patch until testsuite fallout is fixed:
16487 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16488 * cgraph.h (struct inline_summary): New filed self_wize,
16489 size_inlining_benefit, self_time and time_inlining_benefit.
16490 (struct cgraph_global_info): Replace insns by time ans size fields.
16491 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16492 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16493 (ipcp_update_callgraph): Do not touch function bodies.
16494 * ipa-inline.c: Include except.h
16495 (MAX_TIME): New constant.
16496 (overall_insns): Remove
16497 (overall_size, max_benefit): New static variables.
16498 (cgraph_estimate_time_after_inlining): New function.
16499 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16500 (cgraph_clone_inlined_nodes): Update size.
16501 (cgraph_mark_inline_edge): Update size.
16502 (cgraph_estimate_growth): Use size info.
16503 (cgraph_check_inline_limits): Check size.
16504 (cgraph_default_inline_p): Likewise.
16505 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16506 (cgraph_decide_recursive_inlining): Check size.
16507 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16509 (cgraph_decide_inlining): Likewise.
16510 (cgraph_decide_inlining_incrementally): Likewise; honor
16511 PARAM_EARLY_INLINING_INSNS.
16512 (likely_eliminated_by_inlining_p): New predicate.
16513 (estimate_function_body_sizes): New function.
16514 (compute_inline_parameters): Use it.
16515 * except.c (must_not_throw_labels): New function.
16516 * except.h (must_not_throw_labels): Declare.
16517 * tree-inline.c (init_inline_once): Kill inlining_weigths
16518 * tree-ssa-structalias.c: Avoid uninitialized warning.
16519 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16520 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16521 (PARAM_INLINE_CALL_COST): Remove.
16522 (PARAM_EARLY_INLINING_INSNS): New.
16524 2009-05-15 Richard Guenther <rguenther@suse.de>
16526 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16527 not TODO_update_ssa.
16529 2009-05-15 Richard Guenther <rguenther@suse.de>
16531 PR tree-optimization/39999
16532 * gimple.h (gimple_expr_type): Use the expression type looking
16533 through useless conversions.
16534 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16535 (vn_nary_op_insert_stmt): Likewise.
16536 (simplify_binary_expression): Likewise.
16538 2009-05-15 Richard Guenther <rguenther@suse.de>
16540 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16541 New options, enabled by default.
16542 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16544 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16545 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16546 * tree-ssa-structalias.c (gate_tree_pta): New function.
16547 (pass_build_alias): Use it.
16549 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16551 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16552 recurse on an invariant address if a conversion from a pointer
16553 type to a wider integer type is involved.
16555 2009-05-15 Jan Hubicka <jh@suse.cz>
16557 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16558 * cgraph.h (struct inline_summary): New filed self_wize,
16559 size_inlining_benefit, self_time and time_inlining_benefit.
16560 (struct cgraph_global_info): Replace insns by time ans size fields.
16561 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16562 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16563 (ipcp_update_callgraph): Do not touch function bodies.
16564 * ipa-inline.c: Include except.h
16565 (MAX_TIME): New constant.
16566 (overall_insns): Remove
16567 (overall_size, max_benefit): New static variables.
16568 (cgraph_estimate_time_after_inlining): New function.
16569 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16570 (cgraph_clone_inlined_nodes): Update size.
16571 (cgraph_mark_inline_edge): Update size.
16572 (cgraph_estimate_growth): Use size info.
16573 (cgraph_check_inline_limits): Check size.
16574 (cgraph_default_inline_p): Likewise.
16575 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16576 (cgraph_decide_recursive_inlining): Check size.
16577 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16579 (cgraph_decide_inlining): Likewise.
16580 (cgraph_decide_inlining_incrementally): Likewise; honor
16581 PARAM_EARLY_INLINING_INSNS.
16582 (likely_eliminated_by_inlining_p): New predicate.
16583 (estimate_function_body_sizes): New function.
16584 (compute_inline_parameters): Use it.
16585 * except.c (must_not_throw_labels): New function.
16586 * except.h (must_not_throw_labels): Declare.
16587 * tree-inline.c (init_inline_once): Kill inlining_weigths
16588 * tree-ssa-structalias.c: Avoid uninitialized warning.
16589 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16590 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16591 (PARAM_INLINE_CALL_COST): Remove.
16592 (PARAM_EARLY_INLINING_INSNS): New.
16593 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16594 (inline-call-cost): Remove.
16595 (early-inlining-insns): New.
16597 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16599 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16601 (print_int_cst_bounds_in_octal_p): Likewise.
16602 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16604 * dwarf2out.c (base_type_die): Likewise.
16605 (is_subrange_type): Delete.
16606 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16607 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16608 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16609 if the destination type is boolean.
16610 (build_range_check): Do not special-case subtypes.
16611 (fold_sign_changed_comparison): Likewise.
16612 (fold_unary): Likewise.
16613 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16614 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16615 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16616 * tree.c (subrange_type_for_debug_p): New predicate based on the
16617 former is_subrange_type.
16618 * tree.h (subrange_type_for_debug_p): Declare.
16619 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16620 (convert_affine_scev): Remove call to above function.
16621 (chrec_convert_aggressive): Likewise.
16622 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16623 false for conversions involving subtypes.
16624 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16625 (vrp_val_min): Likewise.
16626 (needs_overflow_infinity): Likewise.
16627 (extract_range_from_unary_expr): Likewise.
16629 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16631 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16632 * config/frv/frv.c: Likewise.
16633 * config/s390/s390.c: Likewise.
16634 * config/sparc/sparc.h: Likewise.
16635 * config/i386/i386.h: Likewise.
16636 * config/i386/i386.c: Likewise.
16637 * config/crx/crx.c: Likewise.
16638 * config/m68hc11/m68hc11.h: Likewise.
16639 * config/iq2000/iq2000.c: Likewise.
16640 * config/mn10300/mn10300.h: Likewise.
16641 * config/mn10300/mn10300.c: Likewise.
16642 * config/m68k/m68k.c: Likewise.
16643 * config/rs6000/rs6000.c: Likewise.
16644 * config/rs6000/xcoff.h: Likewise.
16645 * config/rs6000/linux64.h: Likewise.
16646 * config/rs6000/sysv4.h: Likewise.
16647 * config/score/score3.c: Likewise.
16648 * config/score/score7.c: Likewise.
16649 * config/score/score.c: Likewise.
16650 * config/arm/arm.md: Likewise.
16651 * config/mips/mips.c: Likewise.
16652 * config/mips/mips.md: Likewise.
16653 * config/bfin/bfin.h: Likewise.
16654 * config/pa/pa.c: Likewise.
16655 * config/pa/constraints.md: Likewise.
16657 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16658 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16659 * config/pdp11/pdp11.h: Use memory_address_p instead.
16661 2009-05-14 Ian Lance Taylor <iant@google.com>
16663 * passes.c (finish_optimization_passes): Change i to int.
16664 * plugin.c (plugins_active_p): Change event to int.
16665 (dump_active_plugins): Likewise.
16666 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16668 * tree.c (tree_range_check_failed): Change c to unsigned int.
16669 (omp_clause_range_check_failed): Likewise.
16670 (build_common_builtin_nodes): Change mode to int. Add cast.
16671 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16672 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16674 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16675 ++ or -- with a variable of enum type.
16677 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16680 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16682 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16684 * store-motion.c: Do not include params.h
16685 * Makefile.in: Fix dependencies for various files.
16687 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16689 * auto-inc-dec.c: Fix pass description, remove apparent
16690 accidental duplication.
16692 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16694 PR middle-end/40147
16695 * ipa-utils.h (memory_identifier_string): Moved to ...
16696 * tree.h (memory_identifier_string): Here. Add GTY(()).
16698 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16700 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16701 in the former documentation of...
16702 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16703 * ira-conflicts.c (get_dup_num): Use address_operand.
16704 * targhooks.c (default_legitimate_address_p): New.
16705 * targhooks.h (default_legitimate_address_p): New.
16706 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16708 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16709 * target.h (struct target): Add legitimate_address_p.
16710 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16711 (TARGET_INITIALIZER): Include it.
16713 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16714 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16715 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16716 (TARGET_LEGITIMATE_ADDRESS_P): New.
16718 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16719 (REG_OK_STRICT_P): Delete.
16720 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16721 (frv_legitimate_address_p_1): ... this.
16722 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16723 (frv_legitimate_address_p_1): ... the renamed old
16724 frv_legitimate_address_p.
16725 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16726 (TARGET_LEGITIMATE_ADDRESS_P): New.
16728 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16729 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16730 * config/s390/s390.c (legitimate_address_p): Rename to...
16731 (s390_legitimate_address_p): ... this, make static.
16732 (legitimize_address): Adjust call.
16733 (TARGET_LEGITIMATE_ADDRESS_P): New.
16734 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16736 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16737 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16738 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16739 (TARGET_LEGITIMATE_ADDRESS_P): New.
16741 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16742 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16743 * config/spu/spu.c (spu_legitimate_address): Rename to...
16744 (spu_legitimate_address_p): ... this, make static.
16745 (TARGET_LEGITIMATE_ADDRESS_P): New.
16747 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16748 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16749 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16750 (sparc_legitimate_address_p): ... this, make static and return bool.
16751 (legitimize_address): Adjust call.
16752 (TARGET_LEGITIMATE_ADDRESS_P): New.
16754 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16755 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16756 * config/i386/i386.c (legitimate_address_p): Rename to...
16757 (ix86_legitimate_address_p): ... this, make static.
16758 (constant_address_p): Move after it, adjust call.
16759 (TARGET_LEGITIMATE_ADDRESS_P): New.
16761 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16762 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16763 * config/avr/avr.c (legitimate_address_p): Rename to...
16764 (avr_legitimate_address_p): ... this, make static.
16765 (legitimize_address): Adjust call.
16766 (TARGET_LEGITIMATE_ADDRESS_P): New.
16768 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16769 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16770 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16771 (TARGET_LEGITIMATE_ADDRESS_P): New.
16773 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16774 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16775 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16776 (TARGET_LEGITIMATE_ADDRESS_P): New.
16778 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16779 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16781 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16783 (TARGET_LEGITIMATE_ADDRESS_P): New.
16785 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16786 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16788 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16790 (m68hc11_legitimate_address_p): ... this, make static.
16791 (go_if_legitimate_address_internal): Rename to...
16792 (m68hc11_legitimate_address_p_1): ... this.
16793 (legitimize_address): Adjust call.
16794 (TARGET_LEGITIMATE_ADDRESS_P): New.
16796 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16797 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16798 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16799 (TARGET_LEGITIMATE_ADDRESS_P): New.
16801 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16802 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16803 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16804 (mn10300_legitimate_address_p): ... this, make static.
16805 (TARGET_LEGITIMATE_ADDRESS_P): New.
16807 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16808 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16809 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16810 (TARGET_LEGITIMATE_ADDRESS_P): New.
16812 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16813 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16814 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16815 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16816 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16817 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16818 (rs6000_legitimate_address_p): ... this, make static.
16819 (TARGET_LEGITIMATE_ADDRESS_P): New.
16820 (REG_MODE_OK_FOR_BASE_P): Delete.
16821 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16823 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16824 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16826 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16827 static, adjust types.
16828 (TARGET_LEGITIMATE_ADDRESS_P): New.
16830 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16831 * config/score/score.c (score_address_p): Rename to...
16832 (score_legitimate_address_p): ... this.
16833 (TARGET_LEGITIMATE_ADDRESS_P): New.
16834 * config/score/score3.c (score3_address_p): Rename to...
16835 (score3_legitimate_address_p): ... this.
16836 * config/score/score7.c (score7_address_p): Rename to...
16837 (score7_legitimate_address_p): ... this.
16839 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16840 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16841 GO_IF_LEGITIMATE_ADDRESS): Delete.
16842 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16843 thumb2_legitimate_address_p): Delete.
16844 (arm_legitimate_address_p): Rename to...
16845 (arm_legitimate_address_outer_p): ... this.
16846 * config/arm/constraints.md ("Uq"): Adjust call.
16847 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16848 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16850 (arm_legitimate_address_outer_p): ... this.
16851 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16853 (TARGET_LEGITIMATE_ADDRESS_P): New.
16855 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16856 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16857 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16858 (TARGET_LEGITIMATE_ADDRESS_P): New.
16860 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16861 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16862 * config/vax/vax.c (legitimate_address_p): Rename to...
16863 (vax_legitimate_address_p): ... this, make static.
16864 (TARGET_LEGITIMATE_ADDRESS_P): New.
16866 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16867 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16868 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16869 (TARGET_LEGITIMATE_ADDRESS_P): New.
16871 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16872 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16873 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16874 (mmix_legitimate_address_p): ... this, make static.
16875 (TARGET_LEGITIMATE_ADDRESS_P): New.
16877 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16878 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16879 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16880 (TARGET_LEGITIMATE_ADDRESS_P): New.
16882 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16884 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16885 of MODE_COMPLEX_INT.
16887 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16889 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16890 LCT_NORMAL in function call.
16891 * mips-tdump.c (print_file_desc): Add cast to enum type.
16892 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16893 (mark_stabs): Add casts to enum types.
16894 (parse_stabs_common): Add casts to enum types.
16896 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16898 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16899 Check for invalid values of LETTER.
16901 2009-05-13 Taras Glek <tglek@mozilla.com>
16903 * attribs.c (register_attribute): moved out attribute registration
16904 into register_attribute.
16905 * doc/plugins.texi: Documented register_attribute and
16907 * gcc-plugin.h: Added forward decl for register_attribute.
16908 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16909 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16910 PLUGIN_ATTRIBUTES boilerplate.
16912 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16914 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16915 values even in sentinel and empty entries.
16916 (ms_printf_flag_specs): Likewise.
16917 (ms_scanf_flag_specs): Likewise.
16918 (ms_strftime_flag_specs): Likewise.
16919 (ms_print_char_table): Likewise.
16920 (ms_scan_char_table): Likewise.
16921 (ms_time_char_table): Likewise.
16923 2009-05-13 Doug Kwan <dougkwan@google.com>
16925 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16927 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16929 * config/mips/mips.md (store): Add attributes for QI and HI.
16931 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16932 (truncdi<mode>2): ... this new pattern.
16934 2009-05-13 Brad Hards <bradh@kde.org>
16936 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16938 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16939 Ben Elliston <bje@au.ibm.com>
16941 PR middle-end/40035
16942 * dse.c (check_mem_read_rtx): Guard against width == -1.
16944 2009-05-13 Michael Matz <matz@suse.de>
16946 PR middle-end/39976
16947 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16948 (trivially_conflicts_p): New function.
16949 (insert_backedge_copies): Use it.
16951 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16953 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16954 (handle_stdc_pragma): Use new enum constant names.
16955 (handle_pragma_float_const_decimal64): Ditto.
16957 2009-05-13 Ian Lance Taylor <iant@google.com>
16959 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16962 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16964 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16965 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16967 * config/m68k/m68k.h (FL_UCLINUX): Define.
16969 2009-05-13 Jan Hubicka <jh@suse.cz>
16971 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16973 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16975 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16976 unless -fschedule-insns is specified.
16978 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16981 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16982 TARGET_EXPAND_CBRANCHDI4.
16983 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16984 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16985 (cmpeqdi): Fix comment.
16987 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16989 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16990 (sh_legitimate_address_p): Likewise.
16991 * config/sh/sh.c (sh_legitimate_index_p): New.
16992 (sh_legitimate_address_p): Likewise.
16993 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16994 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16995 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16996 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16997 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16998 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16999 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17000 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17001 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17003 2009-05-12 Jan Hubicka <jh@suse.cz>
17005 * tree-inline.c (estimate_operator_cost): Add operands;
17006 when division happens by constant, it is cheap.
17007 (estimate_num_insns): Loads and stores are not having cost of 0;
17008 EH magic stuff is cheap; when computing runtime cost of switch,
17009 use log2 base of amount of its cases; builtin_expect has cost of 0;
17010 compute cost for moving return value of call.
17011 (init_inline_once): Initialize time_based flags.
17012 * tree-inline.h (eni_weights_d): Add time_based flag.
17014 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17016 * df-core.c: Update head documentation.
17018 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17021 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17022 shadowing exisiting variable op1.
17024 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17027 * config/i386/driver-i386.c (processor_signatures): New enum.
17028 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17029 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17030 processor signature to detect geode processor.
17032 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17036 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17038 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17039 causes spurious differences between trunk and cond-optab branch.
17041 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17043 * dojump.c (compare_from_rtx): Delete.
17044 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17045 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17046 if the comparison does not satisfy the predicate; test predicates for
17047 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17048 further if one existing pattern fails.
17049 * expr.h (compare_from_rtx): Delete.
17050 (prepare_operand): Declare it.
17051 * optabs.c: Change "lib call" to "libcall" throughout.
17052 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17053 HAVE_conditional_trap, emit_cmp_insn): Delete.
17054 (can_compare_p): Delete cmp_optab case.
17055 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17056 Accept other parameters by value.
17057 (prepare_operand): Make non-static.
17058 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17059 other parameters by value. Try to widen operands here based on
17060 an optab_methods argument and looking at cbranch_optab.
17061 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17062 loop. Use cbranch_optab directly.
17063 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17064 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17066 (emit_conditional_move, emit_conditional_add): Inline what's needed
17067 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17068 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17069 with COMPARE. Move cmov_optab and cstore_optab above
17070 with cbranch_optab, move cmp_optab down with ucmp_optab,
17071 remove tst_otpab. Do not initialize trap_rtx.
17072 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17073 for trap code. Do not check HAVE_conditional_trap. Use
17074 prepare_cmp_insn. Accept no predicate for operand 3.
17075 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17076 (OTI_ctrap, ctrap_optab): New.
17077 (tst_optab): Delete.
17078 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17079 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17080 with lookup of ctrap_optab.
17081 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17083 (ctrap_optab): New.
17085 * combine.c (combine_simplify_rtx, simplify_set): Do not
17086 special case comparing against zero for cc0 machines.
17087 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17088 COMPARE on cc0 machines.
17089 (simplify_relational_operation): Return a new expression when
17090 a COMPARE could be removed.
17091 * final.c (final_scan_insn): Compare cc_status values
17092 against LHS of a (compare FOO (const_int 0)) cc0 source.
17093 Also check if cc_status.value is the full compare.
17095 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17096 (cstoreMM4): Document.
17097 (conditional_trap): Document ctrapMM4 instead.
17098 (sync_compare_and_swapMM): Refer to cbranchcc4.
17099 (Dependent Patterns): Eliminate obsolete information referring to
17100 the old jump optimization phase.
17101 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17102 of compares with 0 on cc0 machines.
17103 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17104 avoiding references to cc0. Remove text about storing operands
17106 * doc/tm.texi (Condition Codes): Include blurb on different
17107 condition code representations, separate into subsections for
17108 CC0, MODE_CC and conditional execution.
17110 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17111 alpha_emit_setcc): Accept operands and a machine mode.
17112 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17113 Get code/op0/op1 from operands, use machine mode argument
17114 instead of alpha_compare.fp_p. Emit the branch here.
17115 (alpha_emit_setcc): Likewise, and return boolean.
17116 (alpha_emit_conditional_move): Likewise. Assert that
17117 cmp_op_mode == cmp_mode, and simplify accordingly.
17118 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17119 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17120 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17122 (stack probe test): Use cbranchdi4.
17123 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17125 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17126 * config/arc/arc.h (movsicc, movsfcc): Use it.
17127 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17128 (cbranchsi4, cstoresi4): New.
17129 (cmpsi, bCC and sCC expanders): Remove.
17131 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17132 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17133 * config/arm/predicates.md (arm_comparison_operator): Only include
17134 floating-point operators if there is a hardware floating-point unit.
17135 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17136 deferring to cbranch_cc and cstore_cc respectively.
17137 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17138 cbranch_cc, cstore_cc): New.
17139 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17141 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17143 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17144 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17146 (adjust_insn_length): Adjust calls.
17147 (avr_reorg): Handle (compare (foo) (const_int 0)).
17148 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17149 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17150 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17151 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17153 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17154 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17156 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17157 (cbranchsi4, cstorebi4, cstoresi4): New.
17158 (movbisi): This insn is duplicate, split it to zero_extend.
17159 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17160 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17161 (bfin_optimize_loop): Use cbranch expander.
17162 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17163 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17164 (bfin_bimode_comparison_operator): ... this.
17165 (bfin_direct_comparison_operator): New.
17167 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17168 inside (compare FOO (const_int 0)).
17169 (cris_rtx_costs): Handle ZERO_EXTRACT.
17170 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17171 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17172 (*tstdi_v32): Delete.
17173 (*cmpdi_non_v32): Add M alternative for operand 1.
17174 (cmpsi, cmp<mode>): Make private.
17175 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17177 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17179 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17180 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17181 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17182 (cc_reg_operand): New.
17183 (any_cond): Delete.
17184 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17185 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17186 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17187 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17188 crx_expand_scond): Delete.
17190 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17192 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17193 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17195 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17196 cstoresi4, cstoresf4, cstoredf4): New.
17197 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17198 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17199 Receive the entire operands array.
17200 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17201 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17202 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17203 Get test/op0/op1 from the operands array.
17204 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17206 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17207 (h8300_expand_store): New.
17208 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17210 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17211 (h8300_expand_store): New.
17212 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17213 or do not try to produce (set (cc0) REG).
17214 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17215 change a compare into a move to a scratch register. Disable some
17216 peepholes when comparing with zero.
17217 (tstsi, tsthi, tstsi, cmpqi): Make private.
17219 (bCC, sCC): Delete.
17220 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17223 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17224 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17225 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17226 (ix86_emit_i387_log1p): Use cbranchxf2.
17227 (ix86_expand_setcc): Return void.
17228 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17229 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17230 cmp<MODEF>, cmpcc): Remove.
17231 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17232 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17233 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17234 (sCC and bCC expanders): Remove.
17235 (stack_protect_test): Use cbranchcc4.
17237 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17239 (ia64_expand_compare): Accept three rtx by reference and return void.
17240 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17241 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17242 from *expr. Update *expr with the BImode comparison to do.
17243 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17244 cmptf, bCC, sCC, conditional_trap): Delete.
17245 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17246 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17247 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17248 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17249 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17251 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17252 type of last argument.
17253 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17254 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17255 use machine mode argument instead of branch_type. Remove dead
17256 code for floating-point comparisons.
17257 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17258 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17260 (cbranchsi4, cstoresi4): New.
17261 * config/iq2000/predicates.md (reg_or_const_operand): New.
17263 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17264 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17265 (b<code>_op): Rewrite to...
17266 (bcc_op): ... this, using match_operator.
17267 (s<code>_op): Rewrite to...
17268 (scc_op): ... this, using match_operator.
17269 (s<code>_24_op): Rewrite to...
17270 (scc_op_24): ... this, using match_operator.
17271 (s<code>_<mode>): Rewrite to...
17272 (cstore<mode>4): ... this, using match_operator.
17273 (s<code>_<mode>_24): Rewrite to...
17274 (cstore<mode>4_24): ... this, using match_operator.
17275 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17276 m32c_unpend_compare, m32c_expand_scc): Delete.
17277 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17278 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17279 (m32c_expand_movcc): Change NE to EQ if necessary.
17280 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17282 * config/m32r/m32r-protos.h (gen_cond_store): New.
17283 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17284 (gen_cond_store): New, from sCC patterns.
17285 (m32r_expand_block_move): Use cbranchsi4.
17286 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17287 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17288 (cbranchsi4, cstoresi4): New.
17290 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17292 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17293 (m68hc11_notice_update_cc): Look into a compare with 0.
17294 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17296 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17297 cmphi, cmpqi, bCC): Delete.
17298 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17299 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17300 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17303 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17304 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17305 * config/m68k/constraints.md (H): New.
17306 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17307 the define_insn below.
17308 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17309 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17310 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17311 patterns): Wrap RHS with COMPARE.
17312 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17313 (*cmpdi_internal): Name this pattern.
17314 (cmpdi): Change to define_insn.
17315 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17316 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17317 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17319 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17320 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17321 (conditional_trap): Change to...
17322 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17323 (*conditional_trap): Use the ordered_comparison_operator and
17324 const1_operand predicates.
17325 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17326 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17327 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17328 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17330 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17331 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17332 (mcore_gen_compare): New.
17333 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17334 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17335 (mcore_gen_compare): ... this.
17336 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17337 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17338 (stack probe pattern): Use cbranchsi4.
17340 * config/mips/predicates.md (mips_cstore_operator): New.
17341 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17342 * config/mips/mips.md (any_cond): Delete.
17343 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17345 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17346 fixuns_truncsfdi2): Use cbranch patterns.
17347 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17348 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17349 Adjust call to mips_expand_conditional_branch.
17350 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17352 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17353 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17354 * config/mips/mips.c (cmp_operands): Delete.
17355 (mips_emit_compare): Get comparison operands from *op0/*op1.
17356 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17357 that it succeeds. Use op0/op1 instead of cmp_operands.
17358 (mips_expand_conditional_branch, mips_expand_conditional_move,
17359 mips_expand_conditional_trap): Likewise.
17360 (mips_block_move_loop): Use cbranch patterns.
17361 * config/mips/mips.h (cmp_operands): Delete.
17363 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17364 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17365 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17366 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17367 (*cmpcc_folded): Rename to...
17368 (*cmpdi_folded): this.
17369 (*cmpcc): Rename to...
17371 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17374 (cbranchdf4): New. Handle invalid comparisons here.
17375 * config/mmix/predicates.md (float_comparison_operator): New.
17377 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17378 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17379 * config/mn10300/mn10300.md (tst): Delete.
17380 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17381 Name these patterns and wrap RHS in a compare.
17382 (*cmpsi): Make this pattern private. Include tst.
17383 (*cmpsf): Make this pattern private.
17384 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17385 (compare with zero peepholes): Likewise.
17387 (cbranchsi4, cbranchsf4): New.
17388 (casesi): Use cbranchsi4.
17390 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17391 hppa_branch_type): Delete.
17392 (return_addr_rtx): Use cbranchsi4.
17393 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17394 Emit CCFPmode comparison here.
17395 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17396 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17397 hppa_branch_type): Delete.
17398 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17399 (movsicc, movdicc): Remove references to hppa_compare_op0,
17400 hppa_compare_op1 and compare_from_rtx.
17401 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17402 (casesi): Use cbranchsi4.
17404 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17405 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17406 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17407 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17408 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17410 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17411 (*branch, *branch_inverted): New.
17413 * config/picochip/picochip.md (cbranchhi4): Use
17414 ordered_comparison_operator.
17415 (cmphi, bCC): Remove.
17417 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17418 (trap_comparison_operator): Delete.
17419 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17420 rs6000_emit_cbranch): Accept mode and operands.
17421 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17422 rs6000_compare_fp_p): Delete.
17423 (rs6000_generate_compare): Accept mode and comparison. Extract code
17424 and op0/op1 from there. Replace references to rs6000_compare_op0
17425 and rs6000_compare_op1.
17426 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17427 extract result from passed operands.
17428 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17429 extract loc from passed operands.
17430 (rs6000_emit_cmove): Likewise.
17431 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17432 rs6000_compare_fp_p): Delete.
17433 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17434 (cbranch<GPR>4, cbranch<FP>4): New.
17435 (cstore<mode>4): New. Consolidate here all choices about when to use
17436 portable or specialized sCC sequences.
17437 (stack_protect_test): Use cbranchsi4.
17438 (conditional_trap): Replace with ctrap<GPR>4.
17439 (conditional trap insn): Replace trap_comparison_operator with
17440 ordered_comparison_operator.
17442 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17443 (s390_emit_prologue): Use ctrap.
17444 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17445 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17446 New predicates replacing...
17447 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17448 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17449 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17450 (add<mode>cc): Do not use s390_compare_op0/op1.
17451 (s<code>): Change to...
17452 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17453 (seq): Change to...
17454 (cstorecc4): ... this. Handle EQ or NE equally.
17455 (*sne): Un-privatize for use in cstorecc4.
17456 (b<code>): Change to...
17457 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17458 (conditional_trap): Replace with...
17459 (ctrap<GPR>4, ctrap<FP>4): ... these.
17460 (stack_protect): Use cbranchcc4.
17462 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17463 * config/score/score-protos.h (score_gen_cmp): Delete.
17464 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17465 (score_block_move-loop): Use cbranchsi4.
17466 * config/score/score.md (cbranchsi4): New.
17467 (cmpsi, bCC): Delete.
17468 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17469 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17470 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17471 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17472 * config/score/score3.h (score3_gen_cmp): Delete.
17473 * config/score/score7.h (score7_gen_cmp): Delete.
17475 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17476 (sh_emit_scc_to_t): ... this. Return void.
17477 (from_compare): Rename to...
17478 (sh_emit_compare_and_branch): ... this.
17479 (sh_emit_compare_and_set): New.
17480 (sh_expand_t_scc): Accept operands.
17481 * config/sh/predicates.md (sh_float_comparison_operator): New.
17482 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17483 (prepare_scc_operands): Rename to...
17484 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17486 (sh_emit_cheap_store_flag): New.
17487 (sh_emit_set_t_insn): New.
17488 (from_compare): Rename to...
17489 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17490 handling of TARGET_SH2E floating point to avoid recursive call.
17491 Generate branch here.
17492 (sh_emit_compare_and_set): New.
17493 (sh_expand_t_scc): Get op0/op1 from arguments.
17494 (sh_emit_cheap_store_flag): New.
17495 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17497 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17498 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17499 (movsicc, movdicc): Do nothing when it recreated operands from
17500 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17501 prepare_scc_operands (now sh_emit_scc_to_t).
17502 (udivdi3): Use cstoresi4.
17503 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17504 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17505 (cbranchint4_media, cbranchfp4_media): New.
17506 (casesi): Use cbranchdi4.
17507 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17509 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17510 (movnegt): Remove second operand.
17511 (cbranchsf4, cbranchdf4): New.
17512 (stack_protect): Use cbranchdi4/cbranchsi4.
17514 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17515 (gen_compare_reg): Accept comparison, extract part of it to...
17516 (gen_compare_reg_1): ... this.
17517 (gen_compare_operator): Delete.
17518 (gen_v9_scc): Accept separate destination, comparison code and arms.
17519 Do not use sparc_compare_op0/sparc_compare_op1.
17520 (emit_scc_insn, emit_conditional_branch_insn): New.
17521 (emit_v9_brxx): Make static. Remove useless assertion.
17522 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17524 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17525 * config/sparc/sparc-protos.h (gen_compare_reg,
17526 sparc_emit_float_lib_cmp): Adjust prototype.
17527 (emit_scc_insn, emit_conditional_branch_insn): New.
17528 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17529 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17530 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17531 iterators to the top.
17532 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17533 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17534 snedi_special_trunc): Delete.
17535 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17536 and snedi_special_trunc.
17537 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17538 cbranchdi4, cbranch<F:mode>4): New.
17539 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17540 here. Use gen_compare_reg instead of gen_compare_operator.
17541 (conditional_trap): Replace with...
17542 (ctrapsi4, ctrapdi4): ... this.
17543 (stack_protect_test): Use cbranchcc4.
17545 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17547 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17548 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17549 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17550 from operands[0] or operands[3] depending on is_set.
17551 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17552 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17553 cmpdf, bCC), sCC: Remove.
17554 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17555 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17557 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17558 spu_emit_branch_or_set.
17560 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17562 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17563 xstormy16_compare_op1): Delete.
17564 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17565 xstormy16_compare_op1): Delete.
17566 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17568 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17569 (cmphi, cmpsi, bCC): Remove.
17571 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17572 (*cmpsi): ... this one.
17573 (cbranchsi4, cstoresi4): New.
17574 (bCC expanders): Delete.
17575 (sCC insns): Fold into...
17576 (*setcc): ... this one.
17577 (casesi): Do not use gen_cmpsi and gen_bgtu.
17578 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17579 (movsicc): Simplify.
17580 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17582 * config/vax/vax-protos.h (cond_name): New.
17583 (vax_output_conditional_branch): Remove.
17584 * config/vax/vax.c (cond_name): New.
17585 (vax_output_conditional_branch): Remove.
17586 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17587 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17588 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17589 (bit<VAXint>): Wrap source with (compare).
17590 (b<code> and following unnamed pattern): Rename to *branch and
17591 *branch_reversed. Change macroization to match_operator.
17592 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17594 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17595 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17596 Change last argument to machine_mode.
17597 (xtensa_expand_scc): Add machine_mode argument.
17598 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17599 (gen_conditional_move, xtensa_expand_conditional_branch,
17600 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17601 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17602 Adjust operand numbers.
17603 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17605 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17606 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17607 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17609 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17611 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17612 causes spurious differences between trunk and cond-optab branch.
17614 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17617 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17619 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17621 * tree.c (iterative_hash_pointer): Delete.
17622 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17623 Hash UIDs and versions of SSA names. Don't special-case built-in
17624 function declarations.
17626 2009-05-11 Ian Lance Taylor <iant@google.com>
17629 * graphite.c: Force -Wc++-compat to only be a warning before
17630 #including "cloog/cloog.h".
17632 2009-05-11 Martin Jambor <mjambor@suse.cz>
17634 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17636 2009-05-11 Jan Hubicka <jh@suse.cz>
17638 * tree-ssa-loop-ivcanon.c: Include target.h
17639 (struct loop_size): new structure.
17640 (constant_after_peeling): New predicate.
17641 (tree_estimate_loop_size): New function.
17642 (estimated_unrolled_size): Rewrite for new estimates.
17643 (try_unroll_loop_completely): Use new estimates.
17644 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17646 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17648 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17649 libcpp interface change.
17650 (spu_macro_to_expand): Likewise.
17652 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17654 PR tree-optimization/40026
17655 * gimplify.c (gimplify_init_constructor): Change initial conditional
17656 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17657 optimize_compound_literals_in_ctor.
17659 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17661 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17663 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17665 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17667 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17668 HOST_WIDE_INT for gap.
17670 2009-05-11 Ira Rosen <irar@il.ibm.com>
17672 PR tree-optimization/40074
17673 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17674 account in group size and step comparison.
17676 2009-05-11 Richard Guenther <rguenther@suse.de>
17678 * passes.c (init_optimization_passes): Strip now incorrect comment.
17679 (execute_function_todo): Do not set PROP_alias.
17680 * tree-pass.h (PROP_alias): Remove.
17681 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17682 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17683 * tree-nrv.c (pass_return_slot): Likewise.
17684 * tree-object-size.c (pass_object_sizes): Likewise.
17685 * tree-ssa-dom.c (pass_dominator): Likewise.
17686 (pass_phi_only_cprop): Likewise.
17687 * tree-ssa-dse.c (pass_dse): Likewise.
17688 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17689 (pass_cselim): Likewise.
17690 * tree-ssa-pre.c (pass_pre): Likewise.
17691 (pass_fre): Likewise.
17692 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17693 * tree-ssa-sink.c (pass_sink_code): Likewise.
17694 * tree-stdarg.c (pass_stdarg): Likewise.
17695 * tree-tailcall.c (pass_tail_calls): Likewise.
17696 * tree-vrp.c (pass_vrp): Likewise.
17698 2009-05-10 Ian Lance Taylor <iant@google.com>
17700 * basic-block.h (enum profile_status): Break out of struct
17701 control_flow_graph.
17702 * cgraph.h (struct inline_summary): Break out of struct
17704 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17705 of struct cgraph_order_sort.
17706 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17707 * cse.c (struct branch_path): Break out of struct
17708 cse_basic_block_data.
17709 * except.h (enum eh_region_type): Break out of struct eh_region.
17710 * gcc.c (enum add_del): Break out of struct modify_target.
17711 * genrecog.c (enum decision_type): Break out of struct decision_test.
17712 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17714 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17715 * regmove.c (enum match_use): New enum, broken out of struct match.
17716 * sched-int.h (enum post_call_group): New enum, broken out of
17718 (struct deps_reg): Break out of struct deps.
17719 * target.h (struct asm_int_op): Break out of struct gcc_target.
17720 * tree-eh.c (struct goto_queue_node): Break out of struct
17722 * tree-inline.h (enum copy_body_cge_which): Break out of
17724 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17726 * c-decl.c (in_struct, struct_types): New static variables.
17727 (pushtag): Add loc parameter. Change all callers.
17728 (lookup_tag): Add ploc parameter. Change all callers.
17729 (check_compound_literal_type): New function.
17730 (parser_xref_tag): Add loc parameter. Change all callers. If
17731 -Wc++-compat, warn about struct/union/enum types defined within a
17733 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17734 and loc parameters. Change all callers. Change error calls to
17735 error_at, using loc. For a redefinition, if the location of the
17736 original definition is known, report it. Set in_struct and
17737 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17738 (finish_struct): Add new parameters enclosing_in_struct and
17739 enclosing_struct_types. Change all callers. Set
17740 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17741 in the struct. If in a struct, add this struct to struct_types.
17742 (start_enum): Add loc parameter. Change all callers. Use
17743 error_at for errors, using loc. For a redefinition, if the
17744 location of the original definition is known, report it. If in a
17745 struct, add this enum type to struct_types. If -Wc++-compat warn
17746 if in sizeof, typeof, or alignof.
17747 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17748 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17749 (c_parser_enum_specifier): Get enum location for start_enum.
17750 (c_parser_struct_or_union_specifier): Get struct location for
17751 start_struct. Save in_struct and struct_types status between
17752 start_struct and finish_struct.
17753 (c_parser_cast_expression): Get location of cast.
17754 (c_parser_alignof_expression): Get location of type.
17755 (c_parser_postfix_expression): Likewise.
17756 (c_parser_postfix_expression_after_paren_type): Add type_loc
17757 parameter. Change all callers. Call check_compound_literal_type.
17758 Use type_loc for error about variable size type.
17759 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17760 of an enum constant from an enum type defined in a struct or union.
17761 (c_cast_expr): Add loc parameter. Change all callers. If
17762 -Wc++-compat, warn about defining a type in a cast.
17763 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17764 (start_enum, start_struct, finish_struct): Update declarations.
17765 (parser_xref_tag, c_cast_expr): Update declarations.
17766 (check_compound_literal_type): Declare.
17768 2009-05-11 Ben Elliston <bje@au.ibm.com>
17770 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17771 for recent libcpp interface change.
17772 (rs6000_macro_to_expand): Likewise.
17774 2009-05-10 Michael Matz <matz@suse.de>
17777 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17778 not at entry of function.
17780 2009-05-10 Richard Guenther <rguenther@suse.de>
17782 PR tree-optimization/40081
17784 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17785 using the main variant of the element type. Do not fiddle with
17786 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17788 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17789 structs with volatile fields.
17791 2009-05-10 Jan Hubicka <jh@suse.cz>
17793 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17794 (estimate_move_cost): Assert that it does not get called for
17796 (estimate_num_insns): Skip VOID types in argument handling.
17797 (optimize_inline_calls): Delete unreachable blocks and verify that
17798 callgraph is valid.
17800 2009-05-10 Jan Hubicka <jh@suse.cz>
17802 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17803 * cgraph.c (cgraph_mark_address_taken_node): New function.
17804 (dump_cgraph_node): Dump new flag.
17805 * cgraph.h (struct cgraph_node): Add address_taken.
17806 (cgraph_mark_address_taken_node): New function.
17807 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17808 since new direct calls can be born.
17810 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17812 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17813 tok->val.node.node.
17815 2009-05-10 Jan Hubicka <jh@suse.cz>
17817 PR middle-end/40084
17818 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17820 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17821 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17822 * tree-inline.c (copy_bb): Set frequency correctly.
17823 (fold_marked_statements): Update call to
17824 cgraph_update_edges_for_call_stmt.
17826 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17828 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17829 identifiers in diagnostics.
17830 * config/arm/arm.c (arm_handle_fndecl_attribute,
17831 arm_handle_isr_attribute): Likewise.
17832 * config/avr/avr.c (avr_handle_progmem_attribute,
17833 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17834 * config/bfin/bfin.c (handle_int_attribute,
17835 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17836 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17837 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17839 * config/darwin.c (darwin_handle_kext_attribute,
17840 darwin_handle_weak_import_attribute): Likewise.
17841 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17842 h8300_handle_eightbit_data_attribute,
17843 h8300_handle_tiny_data_attribute): Likewise.
17844 * config/i386/i386.c (ix86_handle_cconv_attribute,
17845 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17846 * config/i386/winnt.c (ix86_handle_shared_attribute,
17847 ix86_handle_selectany_attribute): Likewise.
17848 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17849 * config/m32c/m32c.c (function_vector_handler): Likewise.
17850 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17851 m68hc11_handle_fntype_attribute): Likewise.
17852 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17853 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17854 * config/mips/mips.c (mips_insert_attributes,
17855 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17856 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17857 rs6000_handle_struct_attribute): Likewise.
17858 * config/sh/sh.c (sh_insert_attributes,
17859 sh_handle_resbank_handler_attribute,
17860 sh_handle_interrupt_handler_attribute,
17861 sh2a_handle_function_vector_handler_attribute,
17862 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17864 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17865 * config/spu/spu.c (spu_handle_fndecl_attribute,
17866 spu_handle_vector_attribute): Likewise.
17867 * config/stormy16/stormy16.c
17868 (xstormy16_handle_interrupt_attribute): Likewise.
17869 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17870 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17872 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17874 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17875 (pp_translate_identifiers): New.
17876 (pp_identifier): Only conditionally translate identifier to locale
17878 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17879 (pp_base_tree_identifier): Only conditionally translate identifier
17880 to locale character set.
17881 * c-pretty-print.c (M_): Define.
17882 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17883 fragments for conditional translation with M_.
17884 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17885 identifier translation.
17887 2009-05-10 Richard Guenther <rguenther@suse.de>
17889 PR tree-optimization/40081
17890 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17891 using the main variant of the element type. Do not fiddle with
17892 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17894 2009-05-09 Jan Hubicka <jh@suse.cz>
17896 PR middle-end/40080
17897 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17898 indirect calls; verify cgraph afterwards.
17900 2009-05-09 Jan Hubicka <jh@suse.cz>
17903 * ipa.c (update_inlined_to_pointer): New function.
17904 (cgraph_remove_unreachable_nodes): Use it.
17906 2009-05-09 Jan Hubicka <jh@suse.cz>
17908 * tree-eh.c (struct leh_state): Remove prev_try.
17909 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17910 not track prev_try.
17911 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17912 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17913 remove_eh_handler_and_replace, foreach_reachable_handler,
17914 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17915 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17916 (gen_eh_region_cleanup): Update prototype.
17918 2009-05-09 Jan Hubicka <jh@suse.cz>
17920 PR middle-end/40043
17921 * except.c (copy_eh_region): Always set prev_try.
17922 (redirect_eh_edge_to_label): Find outer try.
17923 (foreach_reachable_handler): When looking for prev try
17924 handle case where previous try is not going to be taken.
17926 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17928 PR tree-optimization/40049
17929 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17930 only vector/vector shifts, convert the type of the constant to the
17931 appropriate type to avoid building incorrect trees, which
17932 eventually have problems with garbage collection.
17934 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17936 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17937 -1 for complex floating-point types if honoring signed zeros.
17939 2009-05-08 Jan Hubicka <jh@suse.cz>
17941 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17942 argument; handle correctly when profile is absent.
17943 (build_cgraph_edges): Update.
17944 (rebuild_cgraph_edges): Update.
17945 * cgraph.c: Do not include varray.h.
17946 (cgraph_set_call_stmt_including_clones): New function.
17947 (cgraph_create_edge_including_clones): Likewise
17948 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17949 (cgraph_update_edges_for_call_stmt): Handle clones.
17950 (cgraph_remove_node): Handle clone tree.
17951 (cgraph_remove_node_and_inline_clones): New function.
17952 (dump_cgraph_node): Dump clone tree.
17953 (cgraph_clone_node): Handle clone tree.
17954 (clone_function_name): Bring here from tree-inline.c.
17955 (cgraph_create_virtual_clone): New function.
17956 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17957 (cgraph_clone_info): New function.
17958 (strut cgraph_node): Add clone_info and new clone tree pointers.
17959 (cgraph_remove_node_and_inline_clones,
17960 cgraph_set_call_stmt_including_clones,
17961 cgraph_create_edge_including_clones,
17962 cgraph_create_virtual_clone): Declare.
17963 (cgraph_function_versioning): Use VEC argument.
17964 (compute_call_stmt_bb_frequency): Update prototype.
17965 (cgraph_materialize_all_clones): New function.
17966 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17967 (ipcp_create_replace_map): Update to VECtors.
17968 (ipcp_update_callgraph): Use virtual clones.
17969 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17970 (ipcp_update_profiling): Do not update local profiling.
17971 (ipcp_insert_stage): Use VECtors and virtual clones.
17972 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17973 (clone_of_p): New function.
17974 (cgraph_preserve_function_body_p): Use clone tree.
17975 (cgraph_optimize): Materialize clones.
17976 (cgraph_function_versioning): Update for VECtors.
17977 (save_inline_function_body): Use clone tree.
17978 (cgraph_materialize_clone): New function.
17979 (cgraph_materialize_all_clones): Likewise.
17980 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17981 * ipa.c: Include gimple.h.
17982 (cgraph_remove_unreachable_nodes): Use clone tree.
17983 * ipa-prop.c (ipa_note_param_call): Update call to
17984 compute_call_stmt_bb_frequencycall.
17985 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17986 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17987 (copy_bb): Handle updating of clone tree; add new edge when new call
17989 (expand_call_inline): Be strict about every call having edge.
17990 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17991 (delete_unreachable_blocks_update_callgraph): New function.
17992 (tree_function_versioning): Use VECtors; always remove unreachable
17993 blocks and fold conditionals.
17994 * tree-inline.h: Do not include varray.h.
17995 (tree_function_versioning): Remove.
17996 * Makefile.in (GTFILES): Remove tree-inline.c
17997 * passes.c (do_per_function): Do only functions having body.
17998 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18001 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18002 Andrew Morrow <acm@google.com>
18005 * c-common.c (c_common_attribute_table): Permit deprecated
18006 attribute to take an optional argument.
18007 (handle_deprecated_attribute): If the optional argument to
18008 __attribute__((deprecated)) is not a string ignore the attribute
18009 and emit a warning.
18011 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18012 * c-typeck.c (build_component_ref): Likewise.
18013 (build_external_ref): Likewise.
18015 * toplev.c (warn_deprecated_use): Add an attribute argument.
18016 Emit the message associated with __attribute__((deprecated)).
18018 * toplev.h (warn_deprecated_use): Updated.
18020 * doc/extend.texi: Document new optional parameter to
18021 __attribute__((deprecated))
18023 2009-05-08 Michael Eager <eager@eagercon.com>
18025 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18026 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18028 2009-05-08 Richard Guenther <rguenther@suse.de>
18030 PR tree-optimization/40062
18031 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18032 Avoid exponential behavior.
18034 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18036 PR rtl-optimization/33928
18038 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18039 process_uses, build_single_def_use_links): New.
18040 (update_df): Update use_def_ref.
18041 (forward_propagate_into): Use get_def_for_use instead of use-def
18043 (fwprop_init): Call build_single_def_use_links and let it initialize
18045 (fwprop_done): Free use_def_ref.
18046 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18047 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18048 df_rd_simulate_one_insn): New.
18049 (df_rd_bb_local_compute_process_def): Update head comment.
18050 (df_chain_create_bb): Use the new RD simulation functions.
18051 * df.h (df_rd_simulate_artificial_defs_at_top,
18052 df_rd_simulate_one_insn): New.
18053 * opts.c (decode_options): Enable fwprop at -O1.
18054 * doc/invoke.texi (-fforward-propagate): Document this.
18056 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18059 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18060 and one complex operand specially.
18061 * tree-complex.c (some_nonzerop): Do not identify a real value as
18062 zero if flag_signed_zeros.
18064 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18066 PR rtl-optimization/33928
18067 * loop-invariant.c (record_use): Fix && vs. || mishap.
18069 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18071 PR rtl-optimization/33928
18072 * loop-invariant.c (struct use): Add addr_use_p.
18073 (struct def): Add n_addr_uses.
18074 (struct invariant): Add cheap_address.
18075 (create_new_invariant): Set cheap_address.
18076 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18077 (record_uses): Pass df_ref to record_use.
18078 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18081 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18083 * config/sh/sh.c: Do not include c-pragma.h.
18085 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18087 * config/spu/spu.c: Remove include of c-common.h.
18089 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18092 * c-common.h (mark_valid_location_for_stdc_pragma,
18093 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18094 clear_float_const_decimal64, float_const_decimal64_p): New.
18095 * c.opt (Wunsuffixed-float-constants): New.
18096 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18097 unsuffixed float constant, handle new warning.
18098 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18099 * c-decl.c (c_scope): New flag float_const_decimal64.
18100 (set_float_const_decimal64, clear_float_const_decimal64,
18101 float_const_decimal64_p): New.
18102 (push_scope): Set new flag.
18103 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18104 to use STDC pragmas.
18105 (c_parser_external_declaration): Ditto.
18106 (c_parser_compound_statement_nostart): Ditto.
18107 * c-pragma.c (valid_location_for_stdc_pragma,
18108 mark_valid_location_for_stdc_pragma,
18109 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18110 handle_pragma_float_const_decimal64): New.
18111 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18112 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18113 set_float_const_decimal64, clear_float_const_decimal64,
18114 float_const_decimal64_p): New dummy functions.
18115 * doc/extend.texi (Decimal Float): Remove statement that the
18116 pragma, and suffix for double constants, are not supported.
18117 * doc/invoke.texi (Warning Options): List new option.
18118 (-Wunsuffixed-float-constants): New.
18120 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18122 * config/i386/i386.c: Do not include c-common.h.
18124 2009-05-07 Mark Heffernan <meheff@google.com>
18126 * doc/invoke.texi (Debugging Options): Document change of debugging
18128 * opts.c (decode_options): Make dump_base_name relative to
18129 aux_base_name directory.
18131 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18133 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18134 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18136 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18138 * Makefile.in (install-plugin): Simplify a bit.
18140 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18142 * Makefile.in (OBJS-common): Add regcprop.o.
18144 * timevar.def (TV_CPROP_REGISTERS): New.
18145 * regrename.c (regrename_optimize): Return 0.
18146 (rest_of_handle_regrename): Delete.
18147 (pass_rename_registers): Point to regrename_optimize.
18148 (struct value_data_entry, struct value_data,
18149 kill_value_one_regno, kill_value_regno, kill_value,
18150 set_value_regno, init_value_data, kill_clobbered_value,
18151 kill_set_value, kill_autoinc_value, copy_value,
18152 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18153 replace_oldest_value_reg, replace_oldest_value_addr,
18154 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18155 debug_value_data, validate_value_data): Move...
18156 * regcprop.c: ... here.
18157 (rest_of_handle_cprop): Delete.
18158 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18160 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18162 PR middle-end/40057
18163 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18164 GEN_INT for 1 << bitnum.
18165 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18166 build_int_cst_type.
18168 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18170 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18171 Remove wrong description of "nand" operation.
18173 2009-05-06 Richard Guenther <rguenther@suse.de>
18174 Adam Nemet <anemet@caviumnetworks.com>
18176 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18177 comment. Add that if LHS is not a gimple register, then RHS1 has
18178 to be a single object (GIMPLE_SINGLE_RHS).
18180 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18182 * expr.c (get_def_for_expr): Move it up in the file.
18183 (store_field): When expanding a bit-field store, look at the
18184 defining gimple stmt for the masking conversion.
18186 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18188 PR middle-end/39986
18189 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18190 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18191 32-bit memcpy into long.
18193 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18195 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18196 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18198 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18199 instead of appending DW_OP_deref*.
18201 2009-05-06 Michael Matz <matz@suse.de>
18203 PR middle-end/40021
18204 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18205 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18207 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18209 * Makefile.in (install-plugin): Fix srcdir handling.
18211 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18213 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18214 when processing for not_regs_needed bitmap.
18215 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18216 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18217 handling it for rhs.
18219 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18221 * config/i386/i386.md (unnamed inc/dec peephole): Use
18222 optimize_insn_for_size_p instead of optimize_size.
18223 * config/i386/predicates.md (incdec_operand): Likewise.
18224 (aligned_operand): Likewise.
18225 * config/i386/sse.md (divv8sf3): Likewise.
18226 (sqrtv8sf2): Likewise.
18228 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18230 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18232 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18234 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18236 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18237 ssemodesuffixf2c with avxmodesuffixf2c.
18239 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18242 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18244 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18246 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18247 (struct tree_base): Adjust spacing for 8 bit boundaries.
18248 (struct tree_decl_common): Add decl_by_reference_flag bit.
18249 (DECL_BY_REFERENCE): Adjust.
18250 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18251 print DECL_BY_REFERENCE bit.
18252 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18253 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18254 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18255 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18258 PR middle-end/39666
18259 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18260 range of the type, but default label is missing, add it with one
18261 of the existing labels instead of adding a new label for it.
18263 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18267 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18269 * Makefile.in (enable_plugin, plugin_includedir): New.
18270 (install): Depend on install-plugin.
18271 (PLUGIN_HEADERS): New.
18272 (install-plugin): New.
18273 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18275 2009-05-05 Richard Guenther <rguenther@suse.de>
18277 PR tree-optimization/40022
18278 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18280 (phivn_valid_p): Fix tuplification error, simplify.
18281 (phiprop_insert_phi): Add dumps.
18282 (propagate_with_phi): Simplify.
18284 2009-05-05 Richard Guenther <rguenther@suse.de>
18286 PR middle-end/40023
18287 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18289 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18291 * tree.h (strip_float_extensions): Remove duplicate declaration.
18292 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18293 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18294 block_ultimate_origin): Rearrange the declarations line to match the
18295 comment that indicates the .c file which the functions are defined.
18296 (dwarf2out_*, set_decl_rtl): Add comment.
18297 (get_base_address): Adjust comment.
18298 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18299 declarations line and add comment.
18300 (is_builtin_name): Add blank after function name, for clarity.
18302 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18304 * attribs.c (decl_attributes): Use %qE for identifiers in
18306 * cgraphunit.c (verify_cgraph_node): Translate function names to
18307 locale character set in diagnostics.
18308 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18310 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18311 Document that functions are named in UTF-8.
18312 * expr.c (expand_expr_real_1): Translate function names to locale
18313 character set in diagnostics.
18314 * gimplify.c (omp_notice_variable, omp_is_private,
18315 gimplify_scan_omp_clauses): Use %qE for identifiers in
18317 * langhooks.c (lhd_print_error_function): Translate function names
18318 to locale character set.
18319 * langhooks.h (decl_printable_name): Document that return value is
18320 in internal character set.
18321 * stmt.c: Include pretty-print.h
18322 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18324 (resolve_operand_name_1): Translate named operand name to locale
18326 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18328 * toplev.c (announce_function): Translate function names to locale
18330 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18331 (default_tree_printer): Use pp_identifier or translate identifiers
18332 to locale character set. Mark "<anonymous>" for translation.
18333 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18334 for identifiers in diagnostics.
18335 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18337 * varasm.c (output_constructor): Use %qE for identifiers in
18340 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18342 * configure.ac: use ` ` instead of $()
18343 * configure: Regenerate.
18345 2009-05-05 Ben Elliston <bje@au.ibm.com>
18347 * config/pa/linux-atomic.c: Eliminate conditional include of
18348 errno.h on non-LP64 systems to simplify build requirements.
18350 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18352 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18354 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18355 and pass value to identifier_to_locale.
18356 (warn_variable_length_array): Make name a tree.
18357 (grokdeclarator): Separate diagnostic texts for named and unnamed
18358 declarators. Use %qE for named declarators.
18359 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18361 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18362 identifiers in diagnostics.
18363 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18364 identifier_to_locale. Mark "anonymous" strings for translation.
18366 2009-05-04 Michael Eager <eager@eagercon.com>
18368 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18369 address for DImode/DFmode only if double-precision FP regs.
18371 2009-05-04 Michael Eager <eager@eagercon.com>
18373 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18374 TARGET_SINGLE_FLOAT check.
18376 2009-05-04 Michael Eager <eager@eagercon.com>
18378 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18380 2009-05-04 Michael Eager <eager@eagercon.com>
18382 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18383 * config/rs6000/t-xilinx: New
18385 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18387 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18388 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18389 * gcc/explow.c (memory_address): Use target hook.
18390 * gcc/targhooks.c (default_legitimize_address): New.
18391 * gcc/targhooks.h (default_legitimize_address): New.
18392 * gcc/target.h (legitimize_address): New.
18393 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18394 (TARGET_INITIALIZER): Include it.
18395 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18397 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18398 * config/bfin/bfin.c (legitimize_address): Remove.
18399 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18400 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18402 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18403 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18405 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18406 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18407 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18408 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18409 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18410 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18411 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18412 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18413 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18414 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18415 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18416 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18417 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18418 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18419 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18420 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18421 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18422 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18423 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18424 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18425 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18426 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18427 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18429 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18430 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18431 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18432 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18433 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18434 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18435 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18436 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18437 (thumb_legitimize_address): Delete.
18438 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18439 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18440 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18441 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18442 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18443 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18445 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18448 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18449 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18450 * config/m32r/m32r.c (m32r_legitimize_address): New.
18451 * config/m68k/m68k.c (m68k_legitimize_address): New.
18452 * config/score/score.c (score_legitimize_address): Standardize.
18453 * config/score/score3.c (score3_legitimize_address): Standardize.
18454 * config/score/score3.h (score3_legitimize_address): Adjust.
18455 * config/score/score7.c (score7_legitimize_address): Standardize.
18456 * config/score/score7.h (score7_legitimize_address): Adjust.
18457 * config/sh/sh.c (sh_legitimize_address): New.
18458 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18460 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18461 (s390_legitimize_address): ... this.
18462 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18463 (sparc_legitimize_address): ... this.
18464 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18465 (ix86_legitimize_address): ... this.
18466 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18467 (avr_legitimize_address): ... this.
18468 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18469 (mn10300_legitimize_address): ... this.
18470 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18471 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18472 (alpha_expand_mov): Adjust call.
18474 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18475 * config/spu/spu.c (spu_legitimize_address): Likewise.
18476 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18477 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18479 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18481 * intl.c (locale_encoding, locale_utf8): New.
18482 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18483 * intl.h (locale_encoding, locale_utf8): Declare.
18484 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18485 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18487 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18489 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18490 (pp_base_tree_identifier): Declare as function.
18491 (identifier_to_locale): Declare.
18492 * Makefile.in (pretty-print.o): Update dependencies.
18493 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18495 2009-05-04 Richard Guenther <rguenther@suse.de>
18497 PR middle-end/40015
18498 * builtins.c (fold_builtin_memory_op): Do not decay to element
18499 type if the size matches the whole array.
18501 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18503 * expmed.c (synth_mult): When trying out a shift, pass the result
18506 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18508 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18509 (shiftsub1_cost): New.
18510 (init_expmed): Compute shiftsub1_cost.
18511 (synth_mult): Optimize multiplications by constants of the form
18512 -(2^^m-1) for some constant positive integer m.
18514 2009-05-03 Richard Guenther <rguenther@suse.de>
18517 * c-typeck.c (array_to_pointer_conversion): Do not built
18518 ADDR_EXPRs of arrays of pointer-to-element type.
18519 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18520 up wrong ADDR_EXPRs after-the-fact.
18521 * c-common.c (strict_aliasing_warning): Strip pointer
18522 conversions for obtaining the original type.
18523 * builtins.c (fold_builtin_memset): Handle array types.
18524 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18527 2009-05-03 Richard Guenther <rguenther@suse.de>
18529 PR middle-end/23329
18530 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18531 Do not lose casts from array types with unknown extent to array
18532 types with known extent.
18533 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18534 alias set compatibility.
18536 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18538 * flags.h (extra_warnings): Delete.
18539 * toplev.c (process_options): Handle Wuninitialized here.
18540 * opts.c (extra_warnings): Delete.
18541 (set_Wextra): Delete.
18542 (common_handle_option): -Wextra can be handled automatically.
18543 * c-opts.c (c_common_handle_option): Delete obsolete code.
18544 (c_common_post_options): Simplify comment.
18545 * common.opt (W): Add Var.
18547 (Wuninitialized): Initialize to -1.
18549 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18550 Richard Guenther <rguenther@suse.de>
18552 * expr.c (get_def_for_expr): New function.
18553 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18554 SSA rather than trees.
18555 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18556 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18558 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18560 * c-common.c (reswords): Add _Imaginary.
18561 * c-common.c (enum rid): Add RID_IMAGINARY.
18563 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18565 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18566 Patch by Richard Guenther.
18568 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18570 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18571 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18572 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18573 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18574 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18575 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18576 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18577 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18578 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18579 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18580 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18581 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18582 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18583 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18584 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18585 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18586 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18587 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18589 2009-05-02 Richard Guenther <rguenther@suse.de>
18591 PR tree-optimization/39940
18592 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18595 2009-05-02 Richard Guenther <rguenther@suse.de>
18597 PR middle-end/40001
18598 * tree-ssa.c (execute_update_addresses_taken): Properly check
18599 if we can mark a variable DECL_GIMPLE_REG_P.
18600 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18601 back to the end of the function.
18602 (is_gimple_reg_type): Remove complex type special casing.
18603 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18606 2009-05-02 Ben Elliston <bje@au.ibm.com>
18608 * doc/collect2.texi (Collect2): Document search path behaviour
18609 when configured with --with-ld.
18611 2009-05-02 Jan Hubicka <jh@suse.cz>
18613 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18614 parameter; update callers.
18615 (coalesce_cost_edge): EH edges are costier because they needs
18616 splitting even if not critical and even more costier when there are
18617 multiple EH predecestors.
18619 2009-05-02 Jan Hubicka <jh@suse.cz>
18621 * except.c (remove_eh_handler_and_replace): Handle updating after
18622 removing TRY blocks.
18624 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18626 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18628 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18630 * varasm.c: Do not include c-pragma.h.
18631 * attribs.c: Do not incude c-common.h.
18633 2009-05-01 Michael Matz <matz@suse.de>
18635 * calls.c (initialize_argument_information): Handle SSA names like
18636 decls with a non MEM_P DECL_RTL.
18638 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18640 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18641 * ipa-utils.c: Likewise.
18642 * ipa-type-escape.c: Likewise.
18643 * cgraphunit.c Do not include c-common.h.
18644 * ipa-pure-const.c: Likewise.
18645 * tree-if-conv.c: Likewise.
18646 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18647 * ipa-struct-reorg.c: Likewise.
18648 * tree-nomudflap.c: Likewise.
18649 * tree-ssa-structalias.c: Likewise.
18651 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18653 * store-motion.c: Many cleanups to make this pass a first-class
18654 citizen instead of an appendix to gcse load motion. Add TODO list
18655 to make this pass faster/cleaner/better.
18657 (struct ls_expr): Post gcse.c-split cleanups.
18658 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18659 "stores" field to "avail_stores".
18660 (pre_ldst_mems): Rename to store_motion_mems.
18661 (pre_ldst_table): Rename to store_motion_mems_table.
18662 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18663 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18664 (ldst_entry): Rename to st_expr_entry, update users.
18665 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18666 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18667 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18669 (first_ls_expr): Rename to first_st_expr, update users.
18670 (next_ls_expr): Rename to next_st_expr, update users.
18671 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18672 fields properly for store motion instead of names inherited from load
18674 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18675 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18678 (ae_kill): Rename to st_kill, update users.
18679 (ae_gen): Rename to st_avloc, update users.
18680 (transp): Rename to st_transp, update users.
18681 (pre_insert_map): Rename to st_insert_map, update users.
18682 (pre_delete_map): Rename to st_delete_map, update users.
18683 (insert_store, build_store_vectors, free_store_memory,
18684 one_store_motion_pass): Update for abovementioned changes.
18686 (gcse_subst_count, gcse_create_count): Remove.
18687 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18688 and "n_stores_created", local variables.
18690 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18693 (regvec, compute_store_table_current_insn): Remove.
18694 (reg_set_info, reg_clear_last_set): Remove.
18695 (compute_store_table): Use DF caches instead of local dataflow
18698 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18700 * c-objc-common.c (c_tree_printer): Print identifiers with
18701 pp_identifier, not pp_string. Mark "({anonymous})" for
18703 * c-pretty-print.c (pp_c_ws_string): New.
18704 (pp_c_cv_qualifier, pp_c_type_specifier,
18705 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18706 pp_c_storage_class_specifier, pp_c_function_specifier,
18707 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18708 pp_c_primary_expression, pp_c_postfix_expression,
18709 pp_c_unary_expression, pp_c_shift_expression,
18710 pp_c_relational_expression, pp_c_equality_expression,
18711 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18712 use pp_string and pp_c_ws_string in place of pp_identifier and
18713 pp_c_identifier for non-identifiers. Mark English strings for
18715 * c-pretty-print.h (pp_c_ws_string): Declare.
18717 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18718 Roland McGrath <roland@redhat.com>
18720 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18721 (ENABLE_LD_BUILDID): New configuration option.
18722 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18723 (LINK_BUILDID_SPEC): New macro.
18724 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18726 * doc/install.texi: Document --enable-linker-build-id option.
18727 * configure: Rebuild.
18728 * config.in: Rebuild.
18730 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18732 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18733 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18734 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18735 MIPS_GP_SAVE_AREA_SIZE.
18736 * config/mips/mips.c (struct mips_frame_info): Update comment
18737 before arg_pointer_offset and hard_frame_pointer_offset.
18738 (mips_compute_frame_info): Update diagram before function: to
18739 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18740 indicate the position of frame_pointer_rtx with -fstack-protector and
18741 to show args_size. Don't allocate cprestore area for leaf functions
18742 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18744 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18746 2009-04-30 Michael Matz <matz@suse.de>
18748 PR tree-optimization/39955
18749 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18751 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18753 * ira.c (setup_cover_and_important_classes): Use safe macro
18754 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18756 * genpreds.c (write_tm_preds_h): Output suitable definition of
18757 REG_CLASS_FOR_CONSTRAINT.
18759 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18761 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18763 * bitmap.c (bitmap_descriptor): Likewise.
18764 * ggc-common.c (loc_descriptor): Likewise.
18765 * varray.c (varray_descriptor): Likewise.
18766 * vec.c (vec_descriptor): Likewise.
18768 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18770 * Makefile.in (dce.o): Add $(EXCEPT_H).
18771 * dce.c: Include except.h and delete redundant vector definitions.
18772 (deletable_insn_p): Return false for non-call insns that can throw
18775 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18777 * gcse.c (ae_gen): Remove.
18778 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18779 and make non-static function to make it available in store-motion.c.
18780 Update call sites with search-and-replace.
18781 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18782 extract_mentioned_regs, extract_mentioned_regs_helper,
18783 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18784 store_killed_in_insn, store_killed_after, store_killed_before,
18785 build_store_vectors, insert_insn_start_basic_block, insert-store,
18786 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18787 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18788 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18789 * store-motion.c: ...new file. Also copy data structures from gcse.c
18790 and clean up to remove parts not used by store motion.
18791 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18792 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18794 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18797 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18798 when optimizing for size.
18800 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18802 * gcse.c (gcse_constant_p): Fix typo in last change.
18804 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18806 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18808 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18810 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18812 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18814 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18815 CONST_HIGH_PART result.
18817 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18819 * config/avr/avr.c (initial_elimination_offset): Rename to
18820 avr_initial_elimination_offset.
18821 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18822 change return type to bool.
18823 (avr_can_eliminate): New function.
18824 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18825 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18826 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18827 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18828 avr_initial_elimination_offset.
18829 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18830 (avr_initial_elimination_offset): Define.
18832 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18833 Steven Bosscher <steven@gcc.gnu.org>
18835 PR rtl-optimization/39938
18836 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18837 * cfgrtl.c: Include insn-attr.h.
18838 (rest_of_pass_free_cfg): New function.
18839 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18840 * resource.c (init_resource_info): Remove call to df_analyze.
18842 2009-04-29 Richard Guenther <rguenther@suse.de>
18845 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18846 allow conversion to signed integers.
18848 2009-04-29 Richard Guenther <rguenther@suse.de>
18850 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18851 shifts of floating point vectors if the shift amount is
18852 a constant multiple of the element size.
18854 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18855 Michael Matz <matz@suse.de>
18857 PR middle-end/39927
18859 * tree-outof-ssa.c (emit_partition_copy): New function.
18860 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18861 insert_part_to_rtx_on_edge): Perform the partition base var
18862 copy using emit_partition_copy.
18863 (insert_value_copy_on_edge): Convert constants to the right mode.
18864 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18865 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18867 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18869 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18870 scan backwards to try to find a constant to initialize it.
18872 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18873 insn before the loop_end instruction, don't look past labels.
18875 2009-04-29 Richard Guenther <rguenther@suse.de>
18877 PR middle-end/39937
18878 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18879 loose type conversions.
18880 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18881 stmts only if there are no uses of its definition.
18883 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18885 * config/bfin/bfin.h (splitting_loops): Declare.
18886 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18887 Reorder bit definitions to be ascending.
18888 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18889 * config/bfin/bfin.c (splitting_loops): New variable.
18890 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18891 (struct loop_info): Remove members INIT and LOOP_INIT.
18892 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18893 the LSETUP sequence. Allow LC to be loaded from any register, but
18894 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18895 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18897 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18898 of reload_completed.
18901 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18903 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18905 * Makefile.in (PLUGIN_VERSION_H): New.
18906 (OBJS-common): Remove plugin-version.o.
18907 (plugin.o): Depend on (PLUGIN_VERSION_H).
18908 (plugin-version.o): Remove.
18909 * configure: Regenerate
18910 * configure.ac: Create plugin-version.h.
18911 * gcc-plugin.h (plugin_gcc_version): Remove.
18912 (plugin_default_version_check): Change signature.
18913 * plugin-version.c: Remove.
18914 * plugin.c: Include plugin-version.h.
18915 (str_plugin_gcc_version_name): Remove.
18916 (try_init_one_plugin): Pass gcc version to plugin_init.
18917 (plugin_default_version_check): Both gcc and plugin versions are now
18920 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18922 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18923 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18924 Remove special case testing for last insn of inner loops. Don't fail
18925 if the loop ends with a jump, emit an extra nop instead.
18927 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18928 DREGS rather than comparing directly. Remove code that tries to
18929 account for latencies.
18931 2009-04-29 Richard Guenther <rguenther@suse.de>
18933 PR tree-optimization/39941
18934 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18935 eliminating an indirect call.
18937 2009-04-29 Richard Guenther <rguenther@suse.de>
18939 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18940 parameter. Allow invariants as base if !require_lvalue.
18941 (verify_gimple_assign_single): Adjust.
18943 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18945 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18946 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18947 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18948 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18949 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18951 * config/bfin/bfin.c (bfin_expand_builtin,
18952 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18954 2009-04-28 Richard Guenther <rguenther@suse.de>
18956 * tree-vect-loop.c (get_initial_def_for_induction): Use
18957 correct types for pointer increment.
18959 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18961 * toplev.c (print_version): Update GMP version string calculation.
18963 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18965 PR rtl-optimization/39938
18966 * resource.c (init_resource_info): Add call to df_analyze.
18968 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18970 * config/alpha/alpha.md (usegp): Cast the result of
18971 alpha_find_lo_sum_using_gp to enum attr_usegp.
18972 * config/alpha/alpha.c (override_options): Remove end-of-structure
18973 marker element from cpu_table. Use array size of cpu_table to handle
18974 -mcpu and -mtune options.
18975 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18977 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18979 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18980 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18981 tune_32 and tune_64.
18982 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18983 support on PowerPC.
18984 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18985 * config/rs6000/option-defaults.h: ... here. New file.
18986 (OPT_64, OPT_32): Define.
18987 (MASK_64BIT): Define to 0 if not already defined.
18988 (OPT_ARCH64, OPT_ARCH32): Define.
18989 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18992 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18994 * config/arm/arm.c (arm_override_options): Emit error on using
18997 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18999 PR rtl-optimization/39914
19000 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19001 registers for allocnos created from user-defined variables only
19002 when not optimizing.
19004 2009-04-28 Richard Guenther <rguenther@suse.de>
19006 PR middle-end/39937
19007 * fold-const.c (fold_binary): Use distribute_real_division only
19010 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19012 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19013 add hpux-stdint.h to tm_file.
19014 (hppa[12]*-*-hpux11*): Ditto.
19015 (ia64*-*-hpux*): Ditto.
19016 * config/hpux-stdint.h: New.
19017 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19018 __STDC_EXT__ for all compiles.
19019 * config/pa/pa-hpux.h: Ditto.
19020 * config/pa/pa-hpux10.h: Ditto.
19021 * config/pa/pa-hpux11.h: Ditto.
19023 2009-04-28 Catherine Moore <clm@codesourcery.com>
19025 * debug.h (set_name): Add comment.
19027 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19030 * config/darwin.c (machopic_gen_offset): Check
19031 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19032 * config/arm/arm.c (require_pic_register): Likewise.
19034 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19036 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19037 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19038 m32c_promote_prototypes): Delete.
19040 2009-04-28 Michael Matz <matz@suse.de>
19042 PR middle-end/39922
19043 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19046 2009-04-28 Richard Guenther <rguenther@suse.de>
19048 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19050 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19052 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19053 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19054 * config/arm/arm-tune.md: Regenerate.
19056 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19058 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19059 block if there are complex incoming edges.
19060 (sel_merge_blocks): Remove useless assert.
19061 (sel_redirect_edge_and_branch): Check that edge was redirected.
19062 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19063 (sel_find_rgns): Delete declaration.
19064 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19065 the region when it is not a preheader.
19067 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19070 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19072 2009-04-28 Richard Guenther <rguenther@suse.de>
19074 * tree.h (SSA_NAME_VALUE): Remove.
19075 (struct tree_ssa_name): Remove value_handle member.
19076 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19077 array for jump threading.
19078 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19080 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19081 * tree-flow.h (threadedge_initialize_values): Declare.
19082 (threadedge_finalize_values): Likewise.
19083 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19084 (SSA_NAME_VALUE): Define.
19085 (threadedge_initialize_values): New function.
19086 (threadedge_finalize_values): Likewise.
19087 * tree-ssa-dom.c (ssa_name_values): New global variable.
19088 (SSA_NAME_VALUE): Define.
19089 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19091 2009-04-28 Ira Rosen <irar@il.ibm.com>
19093 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19094 Use REPORT_VECTORIZED_LOCATIONS instead
19095 REPORT_VECTORIZED_LOOPS.
19096 * tree-vectorizer.c (vect_verbosity_level): Make static.
19097 (vect_loop_location): Rename to vect_location.
19098 (vect_set_verbosity_level): Update comment.
19099 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19101 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19102 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19103 instead REPORT_UNVECTORIZED_LOOPS.
19104 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19105 and vect_loop_def to vect_external_def and vect_internal_def.
19106 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19107 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19108 REPORT_UNVECTORIZED_LOCATIONS.
19109 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19110 and vect_used_in_loop and to vect_unused_in_scope and
19111 vect_used_in_scope.
19112 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19113 (vect_verbosity_level): Remove declaration.
19114 (vect_analyze_operations): Likewise.
19115 (vect_analyze_stmt): Declare.
19116 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19117 REPORT_UNVECTORIZED_LOCATIONS.
19118 (vect_get_loop_niters): Fix indentation.
19119 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19120 (vect_analyze_loop_operations): New function.
19121 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19122 vect_analyze_operations.
19123 (vect_is_simple_reduction): Use new names.
19124 (vectorizable_live_operation, vect_transform_loop): Likewise.
19125 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19126 to specify whether the data references can be a part of interleaving
19128 (vect_analyze_data_ref_dependence): Use new names.
19129 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19130 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19131 * tree-vect-patterns.c (widened_name_p): Use new names.
19132 (vect_recog_dot_prod_pattern): Likewise.
19133 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19134 (process_use, vect_mark_stmts_to_be_vectorized,
19135 vect_model_simple_cost, vect_model_store_cost,
19136 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19137 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19138 vectorizable_operation, vectorizable_type_demotion,
19139 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19140 vectorizable_condition): Likewise.
19141 (vect_analyze_operations): Split into vect_analyze_loop_operations
19143 (vect_analyze_stmt): ... new function.
19144 (new_stmt_vec_info): Use new names.
19145 (vect_is_simple_use): Use new names and fix comment.
19146 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19147 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19149 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19152 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19153 and integer modes for x87 operands. Do not ICE for unsupported size,
19154 generate error instead. Generate error for unsupported operand types.
19155 ['z']: Do not handle HImode memory operands specially. Warning
19156 for floating-point operands. Fallthru to 'Z' for unsupported operand
19157 types. Do not ICE for unsupported size, generate error instead.
19158 (output_387_binary_op): Use %Z to output operands.
19159 (output_fp_compare): Ditto.
19160 (output_387_reg_move): Ditto.
19162 2009-04-28 Ben Elliston <bje@au.ibm.com>
19167 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19169 * builtins.c (c_strlen): Do not warn here.
19170 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19171 * c-common.c (pointer_int_sum): Take an explicit location.
19172 Warn about offsets out of bounds.
19173 * c-common.h (pointer_int_sum): Adjust declaration.
19175 2009-04-27 Ian Lance Taylor <iant@google.com>
19177 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19179 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19180 * df-core.c (df_set_flags): Change return type to int. Change
19181 type of old_flags to int.
19182 (df_clear_flags): Likewise.
19183 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19184 (df_get_conditional_uses): Likewise.
19185 * df.h (df_set_flags, df_clear_flags): Update declarations.
19186 * dwarf2out.c (struct indirect_string_node): Change type of form
19187 field to enum dwarf_form.
19188 (AT_string_form): Change return type to enum dwarf_form.
19189 * fixed-value.c (fixed_compare): Add cast to enum type.
19190 * fwprop.c (update_df): Change 0 to VOIDmode.
19191 * gensupport.c: Change 0 to UNKNOWN.
19192 * gimple.h (gimple_cond_code): Add cast to enum type.
19193 * haifa-sched.c (reemit_notes): Add cast to enum type.
19194 * hooks.c (hook_int_void_no_regs): Remove function.
19195 * hooks.h (hook_int_void_no_regs): Remove declaration.
19196 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19197 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19198 * real.c (real_arithmetic): Add cast to enum type.
19199 (real_compare): Likewise.
19200 * target.h (struct gcc_target): Change return type of
19201 branch_target_register_class to enum reg_class.
19202 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19203 default_branch_target_register_class.
19204 * targhooks.c (default_branch_target_register_class): New function.
19205 * targhooks.h (default_branch_target_register_class): Declare.
19206 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19207 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19209 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19211 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19212 vect_uninitialized_def. Change 0 to ERROR_MARK.
19213 * tree-vect-stmts.c (supportable_widening_operation): Don't
19214 initialize icode1 and icode2.
19215 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19216 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19218 (cmn_err_flag_specs): Change 0 to STD_C89.
19219 (cmn_err_char_table): Likewise.
19220 * config/arm/arm.c (get_arm_condition_code): Change type of code
19221 to enum arm_cond_code.
19222 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19223 (IWMMXT_BUILTIN2): Likewise.
19224 (neon_builtin_type_bits): Don't define typedef.
19225 (neon_builtin_datum): Change type of bits field to int.
19226 (arm_expand_neon_args): Add cast to enum type.
19227 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19229 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19230 casts to enum type.
19231 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19233 * config/mips/mips.md (jal_macro): Return enum constant.
19234 (single_insn): Likewise.
19235 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19237 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19238 casts to enum type.
19239 * config/s390/s390.c (s390_tune_flags): Change type to int.
19240 (s390_arch_flags): Likewise.
19241 (s390_handle_arch_option): Change flags field of struct pta to int.
19242 * config/s390/s390.h (s390_tune_flags): Update declaration.
19243 (s390_arch_flags): Likewise.
19244 * config/sh/sh.c (prepare_move_operands): Compare
19245 tls_symbolic_operand result with enum constant.
19246 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19247 (sh_expand_prologue): Add cast to enum type.
19248 (sh_expand_epilogue): Likewise.
19249 (tls_symbolic_operand): Change return type to enum tls_model.
19250 (fpscr_set_from_mem): Add cast to enum type.
19251 (legitimize_pic_address): Compare tls_symbolic_operand result with
19253 (sh_target_reg_class): Change return type to enum reg_class.
19254 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19256 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19257 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19258 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19259 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19260 (delayed_branch, tls_call_delay): Likewise.
19261 (eligible_for_sibcall_delay): Likewise.
19262 (eligible_for_return_delay): Likewise.
19263 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19264 (spu_expand_builtin_1): Likewise.
19266 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19267 for all types of conversions.
19268 (output_init_element): Issue -Wc++-compat warning if needed when
19269 initializing a bitfield with enum type.
19270 * c-parser.c (c_parser_expression): Set original_type to
19271 original_type of right hand operand of comma operator.
19273 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19275 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19277 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19278 * doc/cpp.texi (Standard Predefined Macros)
19279 (Implementation-defined behavior): Likewise.
19280 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19281 * doc/gimple.texi (GIMPLE Exception Handling)
19282 (@code{GIMPLE_ASSIGN}): Likewise.
19283 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19284 * doc/invoke.texi (Warning Options, Optimize Options)
19285 (AVR Options, Darwin Options): Likewise.
19286 (Optimize Options): Reformulate -fwhole-program description.
19287 * doc/loop.texi (Lambda): Likewise.
19288 * doc/md.texi (Output Template, Define Constraints)
19289 (Standard Names, Insn Splitting): Likewise.
19290 * doc/options.texi (Option properties): Likewise.
19291 * doc/passes.texi (Tree-SSA passes): Likewise.
19292 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19293 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19294 (File Names and DBX): Likewise.
19295 * doc/trouble.texi (Incompatibilities): Likewise.
19297 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19299 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19300 instruction is correct.
19302 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19304 Allow non-constant arguments to conversion intrinsics.
19305 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19306 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19307 * spu.c (print_operand): Handle 'v' and 'w'.
19308 (exp2_immediate_p, spu_gen_exp2): Define.
19309 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19310 spu_convtf_1): Update parameter descriptions.
19311 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19312 * constraints.md ('v', 'w'): New.
19313 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19315 (i2f, I2F): New define_mode_attr.
19316 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19317 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19318 fixuns_truncv4sfv4si2): Update to use mode attribute.
19319 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19320 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19321 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19322 patterns for combine.
19324 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19326 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19327 (cprop, hoist, pre, store_motion): New debug counters.
19328 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19329 is not an RTL pass anymore.
19330 (pass_profiling): Remove extern decl for pass removed in 2005.
19331 (pass_gcse, pass_jump_bypass): Remove.
19332 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19333 to 0 for clean state.
19334 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19335 * cse.c (gate_handle_cse_after_global_opts,
19336 rest_of_handle_cse_after_global_opts): New functions.
19337 (pass_cse_after_global_opts): New pass, does local CSE.
19338 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19339 (TV_CPROP): New timevar.
19340 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19341 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19342 (gcse_main, recompute_all_luids): Remove.
19343 (compute_hash_table_work): Call max_reg_num instead of reading
19345 (cprop_jump): Don't set run_jump_opt_after_gcse.
19346 (constprop_register): Always allow to alter jumps.
19347 (cprop_insn): Likewise.
19348 (do_local_cprop): Likewise.
19349 (local_cprop_pass): Likewise. Return non-zero if something changed.
19350 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19351 (find_implicit_sets): Add note about missed optimization opportunity.
19352 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19353 pass_rtl_cprop execute function.
19354 Don't bother tracking the pass number, each pass gets its own dumpfile
19356 Always allow to alter jumpsand bypass jumps.
19357 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19358 will just find no suitable set.
19359 (pre_edge_insert): Fix dumping, this function is for PRE only.
19360 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19361 pass_rtl_pre execute function.
19362 (hoist_code): Return non-zero if something changed. Keep track of
19363 substitutions and insertions for statistics gathering similar to PRE.
19364 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19365 called from the pass_rtl_hoist execute function. Show pass statistics.
19366 (compute_store_table): Use max_reg_num directly instead of using the
19367 formerly global max_gcse_regno.
19368 (build_store_vectors): Likewise.
19369 (replace_store_insn): Fix dumping.
19370 (store_motion): Rename to ...
19371 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19372 pass, called from the pass_rtl_store_motion execute function. Keep
19373 track of substitutions and insertions for statistics gathering similar
19375 (bypass_jumps): Remove, fold interesting bits into ...
19376 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19377 from the pass_rtl_cprop execute function.
19378 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19379 pass_jump_bypass): Remove.
19380 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19381 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19382 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19383 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19384 (gate_rtl_store_motion, execute_rtl_store_motion,
19385 pass_rtl_store_motion): New.
19386 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19387 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19388 * passes.c (init_optimization_passes): Remove pass_gcse and
19389 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19390 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19391 instead of pass_jump_bypass.
19393 2009-04-27 Richard Guenther <rguenther@suse.de>
19395 PR middle-end/39928
19396 * gimplify.c (gimplify_expr): If we are required to create
19397 a temporary make sure it ends up as register.
19399 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19402 * config/i386/i386.c (construct_container): Don't call
19403 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19404 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19406 2009-04-27 Michael Matz <matz@suse.de>
19408 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19409 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19410 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19411 (dump_replaceable_exprs): Take a bitmap.
19412 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19414 (expand_gimple_basic_block): Likewise.
19415 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19416 replaceable_expressions member a bitmap.
19417 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19418 (mark_replaceable): Likewise.
19419 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19420 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19422 2009-04-27 Richard Guenther <rguenther@suse.de>
19424 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19425 (verify_stmts): Dispatch to gimple/type verification code.
19426 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19427 issue with call argument types.
19429 2009-04-27 Michael Matz <matz@suse.de>
19431 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19432 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19435 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19436 Eric Botcazou <ebotcazou@adacore.com>
19438 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19439 a label's basic block.
19440 (mark_target_live_regs): Tidy and rework obsolete comments.
19441 Change back DF problem to LIVE. If a label starts a basic block,
19442 assume that all registers that used to be live then still are.
19443 (init_resource_info): If a label starts a basic block, set its
19444 BLOCK_FOR_INSN accordingly.
19445 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19447 2009-04-27 Richard Guenther <rguenther@suse.de>
19449 * tree-flow-inline.h (function_ann): Remove.
19450 (get_function_ann): Likewise.
19451 * tree-dfa.c (create_function_ann): Remove.
19452 * tree-flow.h (struct static_var_ann_d): Remove.
19453 (struct function_ann_d): Likewise.
19454 (union tree_ann_d): Remove fdecl member.
19455 (function_ann_t): Remove.
19456 (function_ann, get_function_ann, create_function_ann): Remove
19459 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19461 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19463 2009-04-27 Jan Hubicka <jh@suse.cz>
19465 * ipa-pure-const.c (struct funct_state_d): New fields
19466 state_previously_known, looping_previously_known; remove
19467 state_set_in_source.
19468 (analyze_function): Use new fields.
19469 (propagate): Avoid assumption that state_set_in_source imply
19472 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19473 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19474 * cfgloop.h (finite_loop_p): Declare.
19476 2009-04-26 Michael Matz <matz@suse.de>
19478 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19480 2009-04-26 Michael Matz <matz@suse.de>
19482 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19483 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19484 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19485 pass_mark_used_blocks): Remove.
19486 * tree-optimize.c (pass_free_datastructures,
19487 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19488 * passes.c (init_optimization_passes): Don't call
19489 pass_mark_used_blocks, remove dead code.
19491 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19493 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19494 * tree-ssa-live.h (register_ssa_partition): Likewise.
19496 2009-04-26 Michael Matz <matz@suse.de>
19499 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19500 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19501 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19503 (compare_pairs): Swap cost comparison.
19504 (coalesce_ssa_name): Don't use change_partition_var.
19505 * tree-nrv.c (struct nrv_data): Add modified member.
19506 (finalize_nrv_r): Set it.
19507 (tree_nrv): Use it to update statements.
19508 (pass_nrv): Require PROP_ssa.
19509 * tree-mudflap.c (mf_decl_cache_locals,
19510 mf_build_check_statement_for): Use make_rename_temp.
19511 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19512 * alias.c (find_base_decl): Handle SSA names.
19513 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19514 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19515 * rtl.h (set_reg_attrs_for_parm): Declare.
19516 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19517 to "optimized", remove unused locals at finish.
19518 (execute_free_datastructures): Make global, call
19519 delete_tree_cfg_annotations.
19520 (execute_free_cfg_annotations): Don't call
19521 delete_tree_cfg_annotations.
19523 * ssaexpand.h: New file.
19524 * expr.c (toplevel): Include ssaexpand.h.
19525 (expand_assignment): Handle SSA names the same as register variables.
19526 (expand_expr_real_1): Expand SSA names.
19527 * cfgexpand.c (toplevel): Include ssaexpand.h.
19528 (SA): New global variable.
19529 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19530 (SSAVAR): New macro.
19531 (set_rtl): New helper function.
19532 (add_stack_var): Deal with SSA names, use set_rtl.
19533 (expand_one_stack_var_at): Likewise.
19534 (expand_one_stack_var): Deal with SSA names.
19535 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19536 before unique numbers.
19537 (expand_stack_vars): Use set_rtl.
19538 (expand_one_var): Accept SSA names, add asserts for them, feed them
19539 to above subroutines.
19540 (expand_used_vars): Expand all partitions (without default defs),
19541 then only the local decls (ignoring those expanded already).
19542 (expand_gimple_cond): Remove edges when jumpif() expands an
19543 unconditional jump.
19544 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19545 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19547 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19548 members of SA; deal with PARM_DECL partitions here; expand
19549 all PHI nodes, free tree datastructures and SA. Commit instructions
19550 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19551 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19552 info and statements at start, collect garbage at finish.
19553 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19554 (VAR_ANN_PARTITION) Remove.
19555 (change_partition_var): Don't declare.
19556 (partition_to_var): Always return SSA names.
19557 (var_to_partition): Only accept SSA names.
19558 (register_ssa_partition): Only check argument.
19559 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19561 (delete_var_map): Don't free it.
19562 (var_union): Only accept SSA names, simplify.
19563 (partition_view_init): Mark only useful SSA names as used.
19564 (partition_view_fini): Only deal with SSA names.
19565 (change_partition_var): Remove.
19566 (dump_var_map): Use ssa_name instead of partition_to_var member.
19567 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19569 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19570 (struct _elim_graph): New member const_dests; nodes member vector of
19572 (set_location_for_edge): New static helper.
19573 (create_temp): Remove.
19574 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19575 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19576 (new_elim_graph): Allocate const_dests member.
19577 (clean_elim_graph): Truncate const_dests member.
19578 (delete_elim_graph): Free const_dests member.
19579 (elim_graph_size): Adapt to new type of nodes member.
19580 (elim_graph_add_node): Likewise.
19581 (eliminate_name): Likewise.
19582 (eliminate_build): Don't take basic block argument, deal only with
19583 partition numbers, not variables.
19584 (get_temp_reg): New static helper.
19585 (elim_create): Use it, deal with RTL temporaries instead of trees.
19586 (eliminate_phi): Adjust all calls to new signature.
19587 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19588 (rewrite_trees): Only do checking.
19589 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19590 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19591 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19592 contains_tree_r, MAX_STMTS_IN_LATCH,
19593 process_single_block_loop_latch, analyze_edges_for_bb,
19594 perform_edge_inserts): Remove.
19595 (expand_phi_nodes): New global function.
19596 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19597 functions, initialize new parameter, remember partitions having a
19599 (finish_out_of_ssa): New global function.
19600 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19601 don't reset in_ssa_p here, don't disable TER when mudflap.
19602 (pass_del_ssa): Remove.
19603 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19605 (execute_free_datastructures): Declare.
19606 * Makefile.in (SSAEXPAND_H): New variable.
19607 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19608 * basic-block.h (commit_one_edge_insertion): Declare.
19609 * passes.c (init_optimization_passes): Move pass_nrv and
19610 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19611 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19612 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19613 (redirect_branch_edge): Deal with super block when expanding, split
19614 out jump patching itself into ...
19615 (patch_jump_insn): ... here, new static helper.
19617 2009-04-26 Michael Matz <matz@suse.de>
19619 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19620 beyond num_ssa_names.
19621 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19622 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19624 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19626 PR inline-asm/39543
19627 * fwprop.c (forward_propagate_asm): New function.
19628 (forward_propagate_and_simplify): Propagate also into __asm, if it
19629 doesn't increase the number of referenced registers.
19632 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19634 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19636 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19637 note_nonlocal_vla_type for nonlocal VLAs.
19638 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19639 contains_remapped_vars, remap_vla_decls): New functions.
19640 (convert_nonlocal_reference_stmt): If not optimizing, call
19641 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19642 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19643 if it wasn't found in var_map.
19644 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19645 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19646 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19648 * gimplify.c (nonlocal_vlas): New variable.
19649 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19651 (gimplify_body): Create and destroy nonlocal_vlas.
19653 * dwarf2out.c (loc_descr_plus_const): New function.
19654 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19655 mem_loc_descriptor, loc_descriptor_from_tree_1,
19656 descr_info_loc, gen_variable_die): Use it.
19658 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19659 !TREE_STATIC VAR_DECLs.
19660 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19661 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19662 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19663 DECL_BY_REFERENCE is valid.
19664 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19665 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19666 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19667 Copy DECL_BY_REFERENCE.
19668 (struct nesting_copy_body_data): New type.
19669 (nesting_copy_decl): New function.
19670 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19671 if they have variable length.
19673 2009-04-26 Michael Matz <matz@suse.de>
19675 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19676 mark new temporaries for renaming.
19678 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19681 * c-decl.c (global_bindings_p): Return negative value.
19682 (c_variable_size): New. Based on variable_size from
19684 (grokdeclarator): Call c_variable_size not variable_size.
19686 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19688 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19690 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19692 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19693 Redefine it to just use mingw/include.
19694 (ASM_SPEC): Rules for -m32 and -m64.
19695 (LINK_SPEC): Use Likewise.
19696 (SPEC_32): New define.
19697 (SPEC_64): Likewise.
19698 (SUB_LINK_SPEC): Likewise.
19699 (MULTILIB_DEFAULTS): New define.
19700 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19701 Add multilib options.
19702 (MULTILIB_DIRNAMES): Likewise.
19703 (MULTILIB_OSDIRNAMES): Likewise.
19704 (LIBGCC): Likewise.
19705 (INSTALL_LIBGCC): Likewise.
19707 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19710 * c-tree.h (enum c_inline_static_type): New.
19711 (record_inline_static): Declare.
19712 * c-decl.c (struct c_inline_static, c_inline_statics,
19713 record_inline_static, check_inline_statics): New.
19714 (pop_file_scope): Call check_inline_statics.
19715 (start_decl): Call record_inline_static instead of pedwarning
19716 directly for static in inline function.
19717 * c-typeck.c (build_external_ref): Call record_inline_static
19718 instead of pedwarning directly for static referenced in inline
19721 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19723 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19724 not new but only being rescanned.
19725 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19726 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19727 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19728 record_set_info, compute_set, grealloc): Remove.
19729 (recompute_all_luids): New function.
19730 (gcse_main): Don't compute sets, and don't do related memory
19731 allocations/free-ing. If something changed before the end of the
19732 pass, update LUIDs using recompute_all_luids.
19733 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19734 (free_gcse_mem): Don't free it either.
19735 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19736 Use the df insn LUIDs.
19737 (load_killed_in_block): Likewise.
19738 (compute_hash_table_work): Don't compute reg_set_in_block.
19739 (compute_transp): Use DF_REG_DEF_CHAINs.
19740 (local_cprop_pass): Don't use compute_sets and related functions.
19741 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19742 Use get_max_uid() instead of max_cuid.
19743 (insert_insn_end_basic_block, pre_insert_copy_insn,
19744 update_ld_motion_stores): Don't try to
19745 keep reg_set tables up to date.
19746 (pre_insert_copies): Use df insn LUIDs.
19747 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19748 (reg_set_info): Don't use extra bitmap argument.
19749 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19750 information to compute regs_set_in_block.
19751 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19752 (bypass_jumps): Don't use compute_sets and friends.
19754 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19757 * opts.c (undocumented_msg): Do not leave blank even with
19760 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19762 * c-decl.c (build_enumerator): Allow values folding to integer
19763 constants but not integer constant expressions with a pedwarn if
19766 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19769 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19770 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19771 type is an integer constant.
19773 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19776 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19779 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19782 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19783 with variably modified return type and no storage class
19784 specifiers, except for the case of nested functions. Distinguish
19785 extern declarations of functions with variably modified return
19786 types from those of objects with variably modified types.
19788 2009-04-25 Jan Hubicka <jh@suse.cz>
19790 * tree.c (list_equal_p): New function.
19791 * tree.h (list_equal_p): Declare.
19792 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19793 basic_block_def, basic_block, const_basic_block): New.
19794 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19795 (redirect_eh_edge): New function.
19796 (make_eh_edge_update_phi): EH edges are not abnormal.
19797 * except.c: Include tree-flow.h.
19798 (list_match): New function.
19799 (eh_region_replaceable_by_p): New function.
19800 (replace_region): New function.
19801 (hash_type_list): New function.
19802 (hash_eh_region): New function.
19803 (eh_regions_equal_p): New function.
19804 (merge_peers): New function.
19805 (remove_unreachable_regions): Verify EH tree when checking;
19807 (copy_eh_region_1): New function.
19808 (copy_eh_region): New function.
19809 (push_reachable_handler): New function.
19810 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19811 regions without label but with live RESX.
19812 * except.h (redirect_eh_edge_to_label): New.
19813 * tree-flow.h (redirect_eh_edge): New.
19814 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19815 basic_block_def, basic_block, const_basic_block): Remove.
19816 * Makefile.in (except.o): Add dependency on tree-flow.h
19817 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19818 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19821 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19824 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19825 on the destination of memcpy.
19827 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19829 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19830 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19831 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19833 2009-04-25 Jan Hubicka <jh@suse.cz>
19835 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19836 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19837 to be reached by different label than left.
19838 (update_eh_edges): Update comment; remove edge_to_remove if possible
19839 and return true if suceeded.
19840 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19841 (cleanup_eh): Compute sharing map.
19842 * except.c (remove_eh_handler_and_replace): Add argument if we should
19844 (remove_unreachable_regions): Update for label sharing.
19845 (label_to_region_map): Likewise.
19846 (get_next_region_sharing_label): New function.
19847 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19849 (remove_eh_handler): Update.
19850 (remove_eh_region_and_replace_by_outer_of): New function.
19851 * except.h (struct eh_region): Add next_region_sharing_label.
19852 (remove_eh_region_and_replace_by_outer_of,
19853 get_next_region_sharing_label): Declare.
19854 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19856 2009-04-25 Jan Hubicka <jh@suse.cz>
19858 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19859 insert code even if they are not critical.
19861 2009-04-25 Jan Hubicka <jh@suse.cz>
19863 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19864 (gimple_can_remove_branch_p): EH edges won't remove branch by
19866 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19867 updating of non-abnormal EH edges.
19868 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19869 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19870 (split_critical_edges): Split also edges where emitting code on them
19871 will lead to splitting later.
19873 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19874 H.J. Lu <hongjiu.lu@intel.com>
19877 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19878 the configured assembler supports fildq and fistpq mnemonics.
19879 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19880 * configure: Regenerated.
19881 * config.in: Ditto.
19883 * config/i386/i386.c (print_operand): Handle 'Z'.
19884 ['z']: Remove handling of special fild/fist suffixes.
19885 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19886 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19887 suffix of fild insn.
19888 (*floatsi<mode>2_vector_mixed): Ditto.
19889 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19890 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19891 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19892 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19893 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19895 2009-04-25 Ben Elliston <bje@au.ibm.com>
19897 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19898 the source of a set operation.
19900 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19902 * target.h (struct gcc_target): Add case_values_threshold field.
19903 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19904 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19905 * targhooks.c (default_case_values_threshold): New function.
19906 * targhooks.h (default_case_values_threshold): Declare function.
19907 * stmt.c (expand_case): Use case_values_threshold target hook.
19908 * expr.h (case_values_threshold): Remove declartation.
19909 * expr.c (case_values_threshold): Remove function.
19910 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19912 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19913 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19914 (avr_case_values_threshold): Declare as static.
19915 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19917 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19918 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19919 (mn10300_case_values_threshold): New function.
19921 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19923 * ira.c (setup_cover_and_important_classes): Add enum cast.
19925 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19927 * genpreds.c (write_enum_constraint_num): Output definition of
19928 CONSTRAINT_NUM_DEFINED_P macro.
19929 * ira.c (setup_cover_and_important_classes): Use
19930 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19932 2009-04-24 DJ Delorie <dj@redhat.com>
19934 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19935 __SH2A_SINGLE_ONLY__ also.
19937 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19939 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19940 (movdf_internal): Ditto.
19941 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19942 SFmode and DFmode constants.
19943 (ia64_print_operand): Add 'G' format for printing
19944 floating point constants.
19946 2009-04-24 Richard Guenther <rguenther@suse.de>
19948 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19949 from unsigned additions.
19951 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19953 * c-typeck.c (set_init_index): Allow array designators that are
19954 not integer constant expressions with a pedwarn if pedantic.
19956 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19958 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19959 zero if no overlap in nonzero bits between the operands.
19961 2009-04-24 Ian Lance Taylor <iant@google.com>
19963 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19964 (record_dead_and_set_regs): Likewise.
19965 * df.h (struct df_mw_hardreg): Change flags field to int.
19966 (struct df_base_ref): Likewise.
19967 (struct df): Change changeable_flags field to int.
19968 * df-scan.c (df_defs_record): Change clobber_flags to int.
19969 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19970 constants rather than #define macros.
19971 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19972 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19973 (enum dwarf_calling_convention): Likewise.
19974 (enum dwarf_line_number_x_ops): Likewise.
19975 (enum dwarf_call_frame_info): Likewise.
19976 (enum dwarf_source_language): Likewise.
19977 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19978 (add_calling_convention_attribute): Likewise.
19979 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19980 (combine_comparisons): Change compcode to int. Add cast to enum type.
19981 * genrecog.c (maybe_both_true_2): Change c to int.
19982 (write_switch): Likewise. Add cast to enum type.
19983 * gimplify.c (gimplify_omp_for): Handle return values from
19984 gimplify_expr using MIN rather than bitwise or.
19985 (gimplify_expr): Add cast to enum type.
19986 * ipa-prop.c (update_jump_functions_after_inlining): Change
19987 IPA_BOTTOM to IPA_JF_UNKNOWN.
19988 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19989 Add casts to enum type.
19990 (setup_cover_and_important_classes): Change cl to int. Add casts
19992 (setup_class_translate): Change cl and mode to int.
19993 (ira_init_once): Change mode to int.
19994 (free_register_move_costs): Likewise.
19995 (setup_prohibited_mode_move_regs): Add casts to enum type.
19996 * langhooks.c (add_builtin_function_common): Rework assertion that
19997 value fits bitfield.
19998 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19999 * omega.c (omega_do_elimination): Avoid math on enum types.
20000 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20001 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20002 int local to handle integral_argment value.
20003 * regmove.c (try_auto_increment): Change PUT_MODE to
20005 * reload.c (push_secondary_reload): Add casts to enum type.
20006 (secondary_reload_class, find_valid_class): Likewise.
20007 * reload1.c (emit_input_reload_insns): Likewise.
20008 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20009 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20010 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20012 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20013 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20015 (expand_complex_libcall): Add casts to enum type.
20016 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20017 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20018 with ERROR_MARK, not NUM_TREE_CODES.
20019 (vect_create_epilog_for_reduction): Likewise.
20020 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20021 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20022 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20024 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20025 vect_unused_in_loop. Change 0 to loop_vect.
20026 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20027 * var-tracking.c (get_init_value): Change return type to enum
20029 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20030 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20032 (arm_override_options): Add casts to enum type.
20033 (arm_emit_tls_decoration): Likewise.
20034 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20036 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20037 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20038 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20040 * config/s390/s390.c (code_for_builtin_64): Change to array of
20042 (code_for_builtin_31): Likewise.
20043 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20045 * config/sparc/sparc.c (sparc_override_options): Change value
20046 field in struct code_model to enum cmodel. In initializer change
20047 0 to NULL and add cast to enum type.
20049 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20050 Change all callers. Issue a -Wc++-compat warning using
20051 lhs_origtype if necessary.
20052 (convert_for_assignment): Issue -Wc++-compat warnings about
20053 invalid conversions to enum type on assignment.
20054 * c-common.h (build_modify_expr): Update declaration.
20056 2009-04-24 Nick Clifton <nickc@redhat.com>
20058 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20059 (function_arg_advance): Likewise.
20060 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20063 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20065 * config/s390/constraints.md ('I', 'J'): Fix condition.
20067 2009-04-24 Diego Novillo <dnovillo@google.com>
20069 * gengtype-parse.c (parse_error): Add newline after message.
20071 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20073 * config/i386/sse.md (avxmodesuffixs): Removed.
20074 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20075 (*avx_pinsr<ssevecsize>): This.
20077 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20079 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20080 follow chains of regs with a single definition, and allow expressions
20081 that are function_invariant_p.
20082 (simple_rhs_p): Allow expressions that are function_invariant_p.
20084 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20086 PR middle-end/39867
20087 * fold-const.c (fold_cond_expr_with_comparison): When folding
20088 > and >= to MAX, make sure the MAX uses the same type as the
20089 comparison's operands.
20091 2009-04-24 Nick Clifton <nickc@redhat.com>
20093 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20094 addressing for DImode accesses.
20095 (frv_print_operand_address): Handle PLUS case.
20096 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20098 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20100 PR rtl-optimization/39794
20101 * alias.c (canon_true_dependence): Add x_addr argument.
20102 * rtl.h (canon_true_dependence): Adjust prototype.
20103 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20104 * cselib.c (cselib_invalidate_mem): Likewise.
20105 * gcse.c (compute_transp): Likewise.
20106 * dse.c (scan_reads_nospill): Likewise.
20107 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20108 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20109 canon_base_addr of the group, plus optional offset.
20110 (struct group_info): Rename canon_base_mem to
20112 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20113 canon_rtx of base_mem.
20115 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20117 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20118 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20120 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20122 * config/spu/spu-builtins.h: Delete file.
20124 * config/spu/spu.h (enum spu_builtin_type): Move here from
20126 (struct spu_builtin_description): Likewise. Add GTY marker.
20127 Do not use enum spu_function_code or enum insn_code.
20128 (spu_builtins): Add extern declaration.
20130 * config/spu/spu.c: Do not include "spu-builtins.h".
20131 (enum spu_function_code, enum spu_builtin_type_index,
20132 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20133 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20134 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20135 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20136 (spu_builtin_types): Make static. Add GTY marker.
20137 (spu_builtins): Add extern declaration with GTY marker.
20138 Include "gt-spu.h".
20140 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20141 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20142 Check programmatically whether all parameters are scalar.
20144 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20146 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20148 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20149 assignment from the constructor either if the target is volatile.
20151 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20153 * config/arm/arm.md (insv): Do not share operands[0].
20155 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20157 * config/vxlib-tls.c (active_tls_threads): Delete.
20158 (delete_hook_installed): New.
20159 (tls_delete_hook): Don't delete the delete hook.
20160 (tls_destructor): Delete it here.
20161 (__gthread_set_specific): Adjust installing the delete hook.
20162 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20163 __gthread_leave_tsd_dtor_context.
20165 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20167 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20169 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20171 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20173 (alpha_rtx_costs): Ditto.
20174 (emit_unlikely_jump): Use add_reg_note.
20175 (emit_frame_store_1): Ditto.
20176 (alpha_expand_prologue): Ditto.
20177 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20178 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20180 2009-04-23 Nick Clifton <nickc@redhat.com>
20182 * config/v850/v850.md (epilogue): Remove suppressed code.
20183 (return): Rename to return_simple and remove test of frame size.
20184 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20185 to gen_return_simple.
20187 2009-04-22 Jing Yu <jingyu@google.com>
20190 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20192 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20195 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20196 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20197 value is a VECTOR_CST, the element type is the element type of the
20200 2009-04-22 DJ Delorie <dj@redhat.com>
20202 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20204 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20206 * alias.c (find_base_term): Move around LO_SUM case, so that
20207 CONST falls through into PLUS/MINUS handling.
20210 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20211 into 0, use omit_one_operand.
20213 2009-04-23 Ben Elliston <bje@au.ibm.com>
20215 * config/rs6000/linux-unwind.h (get_regs): Remove type
20216 puns. Change the type of `pc' to an array of unsigned ints and
20217 update all users. Constify frame24.
20219 2009-04-22 DJ Delorie <dj@redhat.com>
20221 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20222 declarations before code.
20223 (current_function_special_page_vector): Likewise.
20224 (m32c_expand_insv): Silence a warning.
20226 2009-04-21 Taras Glek <tglek@mozilla.com>
20228 * alias.c: Update GTY annotations to new syntax.
20229 * basic-block.h: Likewise.
20230 * bitmap.h: Likewise.
20231 * c-common.h: Likewise.
20232 * c-decl.c: Likewise.
20233 * c-parser.c: Likewise.
20234 * c-pragma.c: Likewise.
20235 * c-tree.h: Likewise.
20236 * cfgloop.h: Likewise.
20237 * cgraph.h: Likewise.
20238 * config/alpha/alpha.c: Likewise.
20239 * config/arm/arm.h: Likewise.
20240 * config/avr/avr.h: Likewise.
20241 * config/bfin/bfin.c: Likewise.
20242 * config/cris/cris.c: Likewise.
20243 * config/darwin.c: Likewise.
20244 * config/frv/frv.c: Likewise.
20245 * config/i386/i386.c: Likewise.
20246 * config/i386/i386.h: Likewise.
20247 * config/i386/winnt.c: Likewise.
20248 * config/ia64/ia64.h: Likewise.
20249 * config/iq2000/iq2000.c: Likewise.
20250 * config/mips/mips.c: Likewise.
20251 * config/mmix/mmix.h: Likewise.
20252 * config/pa/pa.c: Likewise.
20253 * config/pa/pa.h: Likewise.
20254 * config/rs6000/rs6000.c: Likewise.
20255 * config/s390/s390.c: Likewise.
20256 * config/sparc/sparc.c: Likewise.
20257 * config/xtensa/xtensa.c: Likewise.
20258 * cselib.h: Likewise.
20259 * dbxout.c: Likewise.
20260 * dwarf2out.c: Likewise.
20261 * except.c: Likewise.
20262 * except.h: Likewise.
20263 * fixed-value.h: Likewise.
20264 * function.c: Likewise.
20265 * function.h: Likewise.
20266 * gimple.h: Likewise.
20267 * integrate.c: Likewise.
20268 * optabs.c: Likewise.
20269 * output.h: Likewise.
20270 * real.h: Likewise.
20272 * stringpool.c: Likewise.
20273 * tree-data-ref.c: Likewise.
20274 * tree-flow.h: Likewise.
20275 * tree-scalar-evolution.c: Likewise.
20276 * tree-ssa-address.c: Likewise.
20277 * tree-ssa-alias.h: Likewise.
20278 * tree-ssa-operands.h: Likewise.
20279 * tree.c: Likewise.
20280 * tree.h: Likewise.
20281 * varasm.c: Likewise.
20282 * varray.h: Likewise.
20284 * coretypes.h: Do not define GTY macro if it is already defined.
20285 * doc/gty.texi: Update GTY documentation to new syntax.
20286 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20287 annotations on structs.
20288 * gengtype-parse.c: Likewise.
20290 2009-04-22 Mark Heffernan <meheff@google.com>
20292 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20294 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20296 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20299 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20301 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20302 the same as a PLUS without a shift. Increase the cost of a
20305 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20307 * Makefile.in: Update dependencies.
20308 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20309 * errors.h: Remove bogus comment about compatibility.
20310 (warning): Update declaration.
20311 * genautomata.c: Update all calls to warning.
20312 * gimple.c: Do not include errors.h. Include toplev.h.
20313 * tree-ssa-structalias.c: Do not include errors.h.
20314 * omega.c: Likewise.
20315 * tree-ssa-reassoc.c: Likewise.
20316 * config/spu/spu-c.c: Likewise.
20317 * config/spu/t-spu-elf: Update dependencies.
20319 2009-04-22 Richard Guenther <rguenther@suse.de>
20321 PR tree-optimization/39824
20322 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20323 make sure the types are compatible.
20325 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20328 * c-common.c (c_parse_error): Take a token_flags parameter.
20329 Use token_type for the token type instead.
20330 Pass token_flags to cpp_type2name.
20331 * c-common.h (c_parse_error): Update declaration.
20332 * c-parser.c (c_parser_error): Pass 0 as token flags.
20334 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20336 PR rtl-optimization/39580
20337 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20339 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20341 * function.c (expand_function_end): Do not emit a jump to the "naked"
20342 return label for fall-through returns.
20343 * except.c (sjlj_emit_function_exit): Always place the call to the
20344 unregister function at the location installed by expand_function_end.
20346 2009-04-22 Richard Guenther <rguenther@suse.de>
20348 PR tree-optimization/39845
20349 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20350 (gen_inbound_check): Likewise.
20352 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20354 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20356 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20357 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20359 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20361 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20362 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20363 shift counts to avoid out-of-bounds array accesses.
20365 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20367 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20368 (Pmode): Move above.
20370 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20372 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20373 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20374 GET_CODE macro. Use IN_RANGE macro where appropriate.
20375 * config/alpha/alpha.h: Ditto.
20376 * config/alpha/alpha.md: Ditto.
20377 * config/alpha/constraints.md: Ditto.
20378 * config/alpha/predicates.md: Ditto.
20380 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20382 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20383 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20384 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20385 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20386 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20387 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20388 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20389 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20390 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20391 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20392 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20393 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20394 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20395 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20396 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20397 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20398 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20399 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20400 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20401 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20402 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20403 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20404 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20405 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20406 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20407 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20408 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20410 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20412 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20413 references from comments.
20414 * cfgbuild.c: (count_basic_blocks): Delete.
20415 (find_basic_blocks_1): Delete.
20416 (find_basic_blocks): Delete.
20417 * except.c (finish_eh_generation): Make static. Move comment from
20418 except.h here. Remove find_basic_blocks references from comments.
20419 * except.h (finish_eh_generation): Delete.
20420 * basic-block.h (find_basic_blocks): Delete.
20421 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20423 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20425 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20426 (sdbout_parms): Likewise.
20428 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20430 * config/sh/sh.c (prepare_cbranch_operands): Use
20431 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20432 (expand_cbranchdi4): Likewise.
20433 (from_compare): Add cast to enum type.
20434 (expand_cbranchsi4): Use add_reg_note.
20435 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20436 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20437 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20438 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20439 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20440 instead of CODE_FOR_nothing.
20441 (cbranchdi4): Likewise. Fix the order of arguments for
20443 (push_fpscr): Use add_reg_note.
20444 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20445 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20447 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20449 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20450 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20451 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20452 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20453 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20454 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20455 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20456 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20457 config/alpha/x-vms, config/arc/t-arc,
20458 config/arm/README-interworking, config/arm/arm-c.c,
20459 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20460 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20461 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20462 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20463 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20464 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20465 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20466 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20467 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20468 config/cris/t-elfmulti, config/crx/t-crx,
20469 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20470 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20471 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20472 config/h8300/t-h8300, config/i386/athlon.md,
20473 config/i386/darwin-libgcc.10.4.ver,
20474 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20475 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20476 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20477 config/i386/t-linux64, config/i386/t-nwld,
20478 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20479 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20480 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20481 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20482 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20483 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20484 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20485 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20486 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20487 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20488 config/m68k/t-uclinux, config/mcore/t-mcore,
20489 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20490 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20491 config/mips/crtn.asm, config/mips/irix-crti.asm,
20492 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20493 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20494 config/mips/mips-fixed.md, config/mips/sb1.md,
20495 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20496 config/mips/t-iris6, config/mips/t-isa3264,
20497 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20498 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20499 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20500 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20501 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20502 config/mn10300/t-linux, config/mn10300/t-mn10300,
20503 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20504 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20505 config/picochip/libgccExtras/clzsi2.asm,
20506 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20507 config/rs6000/darwin-libgcc.10.4.ver,
20508 config/rs6000/darwin-libgcc.10.5.ver,
20509 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20510 config/rs6000/t-aix43, config/rs6000/t-aix52,
20511 config/rs6000/t-darwin, config/rs6000/t-fprules,
20512 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20513 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20514 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20515 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20516 config/rs6000/t-rtems, config/rs6000/t-spe,
20517 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20518 config/score/t-score-elf, config/sh/divcost-analysis,
20519 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20520 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20521 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20522 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20523 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20524 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20525 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20526 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20527 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20528 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20529 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20530 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20531 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20532 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20533 * config/h8300/genmova.sh: Include copyright and license notices
20534 in generated output.
20535 * config/h8300/mova.md: Regenerate.
20536 * doc/install.texi2html: Include word "Copyright" in copyright
20537 notice and use name "Free Software Foundation, Inc.".
20538 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20539 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20540 ChangeLog-2007, ChangeLog-2008: Correct dates.
20542 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20544 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20545 NE_EXPR operations as well.
20546 * c-parser.c (c_parser_condition): Do not set location information on
20548 (c_parser_conditional_expression): Likewise.
20549 (c_parser_binary_expression): Set location information on operators.
20550 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20551 TRUTH_NOT_EXPR has been folded.
20552 * fold-const.c (fold_truth_not_expr): Copy location information from
20553 the incoming expression to the outgoing one.
20554 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20555 recursive calls on the LHS of the operator but pass that of the
20556 operator to recursive calls on the RHS of the operator. Set it
20558 (shortcut_cond_expr): Set the locus of the operator on the second
20559 COND_EXPR and that of the expression on the first in degenerate cases.
20560 Pass the locus of the expression to calls to shortcut_cond_r.
20561 Set the locus of the 'then' block on the associated jump, if any.
20562 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20563 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20564 expression to call to gimplify_boolean_expr.
20566 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20568 * config.gcc: Add additional configuration for
20569 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20570 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20571 (CPP_SPEC): Redefine for allowing -municode option.
20572 (STARTFILE_SPEC): Likewise.
20573 * config/i386/t-mingw-w64: New.
20574 * config/i386/mingw-w64.opt: New.
20575 (municode): Add new target option.
20576 * doc/invoke.texi (municode): Add documentation for new option.
20578 2009-04-21 Ian Lance Taylor <iant@google.com>
20580 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20581 Correct test for number of arguments.
20582 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20584 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20586 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20587 argument of emit_library_call.
20589 2009-04-21 Richard Guenther <rguenther@suse.de>
20591 PR middle-end/39829
20592 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20593 inside VIEW_CONVERT_EXPRs.
20595 2009-04-21 Martin Jambor <mjambor@suse.cz>
20597 * tree-switch-conversion.c (build_constructors): Split a long line.
20598 (constructor_contains_same_values_p): New function.
20599 (build_one_array): Create assigns of constants if possible, do not
20600 call mark_sym_for_renaming, call update_stmt.
20601 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20602 make_rename_temp. Do not call mark_symbols_for_renaming, call
20604 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20605 find_new_referenced_vars, call update_stmt.
20606 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20607 instead of calling make_rename_temp. Do not call
20608 find_new_referenced_vars or mark_symbols_for_renaming, call
20611 2009-04-21 Richard Guenther <rguenther@suse.de>
20613 PR tree-optimization/39827
20614 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20615 (tree_ssa_phiprop): Pass the correct array size.
20617 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20619 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20621 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20624 * c-typeck.c (lvalue_p): Move declaration ...
20625 * c-common.h (lvalue_p): ... to here.
20626 * c-common.c (candidate_equal_p): New.
20627 (add_tlist): Use it.
20628 (merge_tlist): Use it.
20629 (warn_for_collisions_1): Likewise.
20630 (warning_candidate_p): Accept more candidates.
20631 (verify_tree): A warning candidate can be an expression. Use
20634 2009-04-21 Ben Elliston <bje@au.ibm.com>
20637 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20638 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20639 options. Remove -mcall-solaris documentation.
20641 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20644 * doc/invoke.texi (-Wlong-long): Update description.
20645 * c-lex (interpret_integer): Only warn if there was no previous
20646 overflow and -Wlong-long is enabled.
20647 * c-decl.c (declspecs_add_type): Drop redundant flags.
20648 * c.opt (Wlong-long): Init to -1.
20649 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20650 and front-end warn_long_long. Wlong-long only depends on other
20651 flags if it is uninitialized.
20652 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20653 the same for CPP and FE.
20654 (restore_extension_diagnostics): Likewise.
20656 2009-04-20 Ian Lance Taylor <iant@google.com>
20658 Fix enum conversions which are invalid in C++:
20659 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20660 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20661 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20662 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20663 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20664 (dbxout_parms): Likewise.
20665 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20666 (df_clear_flags): Likewise.
20667 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20668 top_flag parameter to int.
20669 (df_chain_create_bb_process_use): Likewise.
20670 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20672 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20673 (df_ref_create_structure, df_def_record_1): Likewise.
20674 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20675 (df_notes_rescan): Change 0 to VOIDmode in function call.
20676 (df_get_call_refs, df_insn_refs_collect): Likewise.
20677 (df_bb_regs_collect): Likewise.
20678 (df_entry_block_defs_collect): Likewise.
20679 (df_exit_block_uses_collect): Likewise.
20680 * df.h: Update declarations.
20681 * double-int.c (double_int_divmod): Add cast to enum type.
20682 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20683 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20684 (based_loc_descr): Likewise.
20685 (loc_descriptor_from_tree_1): Change first_op and second_op to
20686 enum dwarf_location_atom. Add cast to enum type.
20687 * expmed.c (init_expmed): Change 0 to SET in function call.
20688 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20689 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20690 (do_store_flag): Likewise.
20691 * fixed-value.h (struct fixed_value): Change mode to enum
20693 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20694 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20696 (insert_insn_decl, insert_decl, insert_state): Likewise.
20697 (automata_list_finish): Likewise.
20698 * genrecog.c (process_define_predicate): Add cast to enum type.
20699 * gensupport.c (init_predicate_table): Add cast to enum type.
20700 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20702 (gimple_build_call_1, gimple_build_label): Likewise.
20703 (gimple_build_goto, gimple_build_asm_1): Likewise.
20704 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20705 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20706 (enum fallback): Rename from enum fallback_t.
20707 (fallback_t): Typedef as int.
20708 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20709 GSI_SAME_STMT in function call.
20710 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20712 (setup_reg_class_relations): Likewise.
20713 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20714 (setup_prohibited_class_mode_regs): Add cast to enum type.
20715 (setup_prohibited_mode_move_regs): Likewise.
20716 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20717 (record_address_regs): Change i to enum reg_class.
20718 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20719 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20720 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20721 (GET_MODE_2XWIDER_MODE): Likewise.
20722 (GET_CLASS_NARROWEST_MODE): Likewise.
20723 * omp-low.c (expand_omp_for): Add cast to enum type.
20724 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20725 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20726 * postreload.c (reload_cse_simplify_operands): Change rclass local
20728 * predict.c (combine_predictions_for_insn): Change best_predictor
20729 and predictor to enum br_predictor.
20730 (combine_predictions_for_bb): Likewise.
20731 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20732 use SET_PREDICT_EXPR_OUTCOME.
20733 * real.c (real_arithmetic): Change icode to code in function call.
20734 * reginfo.c (init_move_cost): Add casts to enum type.
20735 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20736 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20738 * reload.c (find_valid_class): Add casts to enum type.
20739 (push_reload): Change 0 to NO_REGS in function call.
20740 (find_reloads): Change this_alternative to array of enum
20741 reg_class. Remove some now-unnecessary casts.
20742 (make_memloc): Change 0 to VOIDmode in function call.
20743 * reload1.c (reload): Change 0 to VOIDmode in function call.
20744 (eliminate_regs_1, elimination_effects): Likewise.
20745 (eliminate_regs_in_insn): Likewise.
20746 (emit_input_reload_insns): Add cast to enum type.
20747 (delete_output_reload): Change 0 to VOIDmode in function call.
20748 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20749 to enum type in function call.
20750 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20751 (SET_PREDICT_EXPR_OUTCOME): Define.
20752 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20753 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20754 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20755 (dump_function): Likewise.
20756 * tree-dump.h: Update declarations.
20757 * tree-pass.h: Update declarations.
20758 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20759 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20761 (arm_rtx_costs_1): Correct parenthesization.
20762 (arm_rtx_costs): Add casts to enum type.
20763 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20764 (vfp_emit_fstmd): Use add_rg_note.
20765 (emit_multi_reg_push, emit_sfm): Likewise.
20766 (thumb_set_frame_pointer): Likewise.
20767 (arm_expand_prologue): Likewise.
20768 (arm_regno_class): Change return type to enum reg_class.
20769 (thumb1_expand_prologue): Use add_reg_note.
20770 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20771 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20773 * config/arm/gentune.sh: Add cast to enum type.
20774 * config/arm/arm-tune.md: Rebuild.
20775 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20776 (ix86_split_fp_branch, predict_jump): Likewise.
20777 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20778 insn_code to enum rtx_code.
20779 (ix86_builtin_vectorized_function): Add cast to enum type.
20780 * config/i386/i386.md (truncdfsf2): Change slot to enum
20782 (truncxf<mode>2, isinf<mode>2): Likewise.
20783 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20785 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20786 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20787 (insert_bundle_state): Change 1 to INSERT in function call.
20788 (ia64_add_bundle_selector_before): Likewise.
20789 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20790 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20791 (restore_stack_nonlocal): Likewise.
20792 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20794 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20796 (mips_rtx_costs): Likewise.
20797 (mips_override_options): Add casts to enum type.
20798 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20800 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20801 (store_reg, set_reg_plus_d): Likewise.
20802 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20803 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20805 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20807 (emit_unlikely_jump): Use add_reg_note.
20808 (rs6000_emit_allocate_stack): Likewise.
20809 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20810 (output_toc): Change 1 to INSERT in function call.
20811 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20812 (rs6000_initialize_trampoline): Likewise.
20813 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20815 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20816 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20817 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20818 (save_gprs): Use add_reg_note.
20819 (s390_emit_prologue): Likewise.
20820 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20821 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20822 (sparc_fold_builtin): Add cast to enum type.
20823 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20825 (spu_expand_prologue): Use add_reg_note.
20826 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20828 2009-04-20 Ian Lance Taylor <iant@google.com>
20830 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20831 (c_parser_postfix_expression_after_primary): Get VEC for list of
20832 arguments. Get original types of arguments. Call
20833 build_function_call_vec.
20834 (cached_expr_list_1, cached_expr_list_2): New static variables.
20835 (c_parser_expr_list): Change return type to VEC *. Add
20836 p_orig_types parameter. Change all callers.
20837 (c_parser_release_expr): New static function.
20838 (c_parser_vec_to_tree_list): New static function.
20839 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20840 call build_function_call_vec.
20841 (build_function_call_vec): New function, based on old
20842 build_function_call.
20843 (convert_arguments): Remove nargs and argarray parameters. Change
20844 values to a VEC. Add origtypes parameter.
20845 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20846 (convert_for_assignment): Add origtype parameter. Change all
20847 callers. If warn_cxx_compat, check for conversion to an enum
20848 type when calling a function.
20849 (store_init_value): Add origtype parameter. Change all callers.
20850 (digest_init): Likewise.
20851 (struct init_node): Add origtype field.
20852 (add_pending_init): Add origtype parameter. Change all callers.
20853 (output_init_element): Likewise.
20854 (output_pending_init_elements): Pass origtype from init_node to
20855 output_init_element.
20856 (process_init_element): Pass origtype from c_expr to
20857 output_init_element.
20858 (c_finish_return): Add origtype parameter. Change all callers.
20859 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20861 (sync_resolve_params): Likewise.
20862 (sync_resolve_return): Change params to first_param. Change caller.
20863 (resolve_overloaded_builtins): Change params to VEC *. Change
20864 callers. Save first parameter around call to build_function_call_vec.
20865 * c-decl.c (finish_decl): Add origtype parameter. Change all
20866 callers. Call build_function_call_vec rather than
20867 build_function_call for cleanup.
20868 * c-tree.h: Update declarations.
20869 * c-common.h: Update declarations.
20870 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20871 params to first_param.
20872 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20873 params parameter from tree to void *.
20874 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20875 Change arglist parameter to have type void *, and to be a pointer
20877 * config/rs6000/rs6000-protos.h
20878 (altivec_resolve_overloaded_builtin): Update declaration.
20879 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20880 fnargs parameter to have type void *, and to be a pointer to a
20881 VEC. Call build_function_call_vec instead of
20882 build_function_call.
20883 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20885 2009-04-20 Joey Ye <joey.ye@intel.com>
20886 Xuepeng Guo <xuepeng.guo@intel.com>
20887 H.J. Lu <hongjiu.lu@intel.com>
20889 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20891 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20892 (IX86_LEA_PRIORITY): Likewise.
20893 (distance_non_agu_define): New function.
20894 (distance_agu_use): Likewise.
20895 (ix86_lea_for_add_ok): Likewise.
20896 (ix86_dep_by_shift_count): Likewise.
20898 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20899 should split for LEA.
20901 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20903 (ix86_dep_by_shift_count): Likewise.
20905 2009-04-20 Richard Guenther <rguenther@suse.de>
20907 * expr.c (handled_component_p): Move ...
20908 * tree.h (handled_component_p): ... here.
20909 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20910 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20911 and REALPART_EXPR to be in one group.
20913 2009-04-20 Richard Guenther <rguenther@suse.de>
20915 * basic-block.h (get_all_dominated_blocks): Declare.
20916 * dominance.c (get_all_dominated_blocks): New function.
20917 * tree-cfg.c (get_all_dominated_blocks): Remove.
20918 (remove_edge_and_dominated_blocks): Adjust.
20919 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20920 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20921 instead of recursing.
20923 2009-04-20 Doug Kwan <dougkwan@google.com>
20925 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20926 (struct cgraph_node_set_def): New type.
20927 (cgraph_node_set) New type. Also declare vector functions.
20928 (struct cgraph_node_set_element_def): New type.
20929 (cgraph_node_set_element): Ditto.
20930 (cgraph_node_set_iterator): New iterator type.
20931 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20932 cgraph_node_set_remove, dump_cgraph_node_set,
20933 debug_cgraph_node_set): New prototypes.
20934 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20935 cgraph_node_set_size): New inlines.
20936 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20937 including cgraph.h.
20938 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20939 argument to function 'write_summary'.
20940 * ipa.c: Include ggc.h.
20941 (hash_cgraph_node_set_element,
20942 eq_cgraph_node_set_element, cgraph_node_set_new,
20943 cgraph_node_set_add, cgraph_node_set_remove,
20944 cgraph_node_set_find, dump_cgraph_node_set,
20945 debug_cgraph_node_set): New functions.
20946 * Makefile.in (ipa.o): Add dependency on GGC_H.
20948 2009-04-20 Ira Rosen <irar@il.ibm.com>
20950 PR tree-optimization/39675
20951 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20952 check of the return code of vect_schedule_slp. Check that
20953 stmt_vec_info still exists for the statement, before checking its
20954 vectorization type.
20956 2009-04-20 Michael Matz <matz@suse.de>
20958 * Makefile.in (generated_files): Take out $(simple_generated_c).
20960 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20962 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20963 (UINTPTR_TYPE): Likewise.
20965 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20968 * c-typeck.c (digest_init): Check for initializing an array with a
20971 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20974 * c-semantics.c (pop_stmt_list): Propagate
20975 STATEMENT_LIST_HAS_LABEL to parent statement list.
20977 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20979 * config/mips/mips.h (mips_tune_attr): New macro.
20980 * config/mips/mips.md (cpu): Use it.
20982 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20985 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20988 2009-04-19 Diego Novillo <dnovillo@google.com>
20990 * toplev.c (compile_file): Move call to coverage_finish ...
20991 * cgraphunit.c (ipa_passes): ... here.
20992 Call cgraph_process_new_functions.
20993 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20994 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20996 2009-04-19 Jan Hubicka <jh@suse.cz>
20998 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21000 (dump_cgraph_node): Dump can throw external flag.
21001 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21003 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21007 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21008 * common.opt (Wlogical-op): Move from here...
21009 * c.opt (Wlogical-op): ... to here.
21010 * c-typeck.c (parser_build_binary_op): Update call to
21011 warn_logical_operator.
21012 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21014 * c-common.c (warn_logical_op): Update.
21015 * c-common.h (warn_logical_op): Update declaration.
21017 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21019 * tree.c (protected_set_expr_location): Fix formatting.
21021 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21024 * c-typeck.c (readonly_warning): new.
21025 (build_unary_op, build_modify_expr): Use readonly_warning for
21026 storing into something readonly but not const-qualified.
21028 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21031 * c-typeck.c (build_unary_op): Check for taking address of
21032 expression of type void.
21034 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21037 * c-typeck.c (build_function_call): Check for calling a function
21038 with qualified void return types. Call require_complete_type when
21041 2009-04-18 Jan Hubicka <jh@suse.cz>
21043 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21045 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21046 can_throw_external flag.
21047 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21048 * ipa-pure-const.c (ignore_edge): New function.
21049 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21050 only over can_throw_external edges.
21051 (local_pure_const): Add nothrow flag.
21052 * ipa-utils.c (searchc): Add ignore_edge callback.
21053 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21054 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21055 (set_nothrow_function_flags): Update cgraph.
21056 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21058 2009-04-18 Richard Guenther <rguenther@suse.de>
21060 PR middle-end/39804
21061 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21062 (fold_stmt): ... this and ...
21063 (fold_stmt_inplace): ... this.
21064 (fold_stmt_1): Fold references in calls and asms.
21065 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21067 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21069 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21070 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21072 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21074 * tree.c (function_args_count): Remove.
21075 * tree.h: Remove the prototype for function_args_count.
21077 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21079 * tree-iterator.c (expr_only): Remove.
21080 * tree.h: Remove the prototype for expr_only.
21082 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21084 * reginfo.c (cannot_change_mode_set_regs): Remove.
21085 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21087 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21089 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21090 whether operands 0 and 1 overlaps.
21092 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21094 PR middle-end/36902
21095 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21096 pointer. Use warning_at instead of warning.
21097 (search_for_addr_array): Likewise.
21098 (check_array_bounds): Likewise.
21099 (check_all_array_refs): Check that the incoming edge is not in the
21100 list of edges to be removed.
21101 (check_all_array_refs): Avoid the temporal pointer.
21102 (vrp_visit_cond_stmt): Fix typo.
21103 (simplify_switch_using_ranges): Handle the case where the switch
21104 index is an integer constant.
21106 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21108 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21110 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21112 * doc/extend.texi, doc/invoke.texi: Fix typos.
21114 2009-04-17 Cary Coutant <ccoutant@google.com>
21116 * tree-flow-inline.h (get_lineno): Fix inverted test.
21118 2009-04-17 Diego Novillo <dnovillo@google.com>
21120 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21121 assertion for AVAIL_OUT.
21123 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21126 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21127 * config/sh/linux-atomic.asm: Likewise.
21129 2009-04-17 Diego Novillo <dnovillo@google.com>
21131 * except.c (debug_eh_tree): New.
21132 (struct eh_region, struct eh_status): Move ...
21133 * except.h: ... here.
21134 (add_type_for_runtime): Declare extern.
21135 (lookup_type_for_runtime): Likewise.
21136 (debug_eh_tree): Declare.
21137 * Makefile.in (GTFILES): List except.h before except.c
21139 2009-04-17 Diego Novillo <dnovillo@google.com>
21141 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21142 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21143 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21144 (find_vars_r): ... here.
21145 * tree-flow.h (find_referenced_vars_in): Declare.
21146 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21147 that AVAIL_OUT exists for BLOCK.
21148 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21149 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21150 (tree-parloops.o): Likewise.
21152 2009-04-17 Simon Baldwin <simonb@google.com>
21154 * toplev.c (default_tree_printer): Add handling for %E format.
21156 2009-04-17 Diego Novillo <dnovillo@google.com>
21158 * tree-pretty-print.c (dump_generic_node): Add break after
21159 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21160 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21161 FUNCTION_TYPE together. Call print_struct_decl when printing
21162 structures and TDF_SLIM is not given.
21163 (print_struct_decl): Fix logic for detecting recursion.
21165 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21168 * gcc.c (create_at_file): New.
21169 (compile_input_file_p): New.
21170 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21171 * main.c (main): Update call to toplev_main.
21172 * toplev.c (toplev_main): Change signature. Call expandargv.
21173 * toplev.h (toplev_main): Change signature.
21175 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21177 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21178 if the latter is not constant.
21180 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21182 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21184 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21186 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21187 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21189 2009-04-17 Richard Guenther <rguenther@suse.de>
21191 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21192 Handle component references view-converting an invariant address.
21194 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21196 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21197 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21198 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21199 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21200 Use @deftypevr rather than @deftypevar.
21202 2009-04-17 Richard Guenther <rguenther@suse.de>
21204 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21205 (get_prop_source_stmt): Likewise.
21206 (can_propagate_from): Likewise.
21208 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21210 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21211 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21212 (--with-multilib-list): Add default value.
21213 * configure: Regenerate.
21214 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21215 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21216 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21217 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21218 Don't add default cpu to multilib list unnecessarily, but do enable
21219 the relevant compiler option..
21220 Add support for --with-multilib-list=<blank> and
21221 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21222 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21223 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21224 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21225 TM_MULTILIB_CONFIG.
21226 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21227 (MULTILIB_OSDIRNAMES): New variable.
21228 * config/sh/t-1e: Delete file.
21229 * config/sh/t-mlib-sh1: Delete file.
21230 * config/sh/t-mlib-sh2: Delete file.
21231 * config/sh/t-mlib-sh2a: Delete file.
21232 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21233 * config/sh/t-mlib-sh2a-single: Delete file.
21234 * config/sh/t-mlib-sh2a-single-only: Delete file.
21235 * config/sh/t-mlib-sh2e: Delete file.
21236 * config/sh/t-mlib-sh3e: Delete file.
21237 * config/sh/t-mlib-sh4: Delete file.
21238 * config/sh/t-mlib-sh4-nofpu: Delete file.
21239 * config/sh/t-mlib-sh4-single: Delete file.
21240 * config/sh/t-mlib-sh4-single-only: Delete file.
21241 * config/sh/t-mlib-sh4a: Delete file.
21242 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21243 * config/sh/t-mlib-sh4a-single: Delete file.
21244 * config/sh/t-mlib-sh4a-single-only: Delete file.
21245 * config/sh/t-mlib-sh4al: Delete file.
21246 * config/sh/t-mlib-sh5-32media: Delete file.
21247 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21248 * config/sh/t-mlib-sh5-64media: Delete file.
21249 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21250 * config/sh/t-mlib-sh5-compact: Delete file.
21251 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21252 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21253 * doc/install.texi (Options specification): Add
21254 --with-multilib-list and --with-endian.
21256 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21258 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21260 (OBJS-common): Add plugin-version.o.
21261 (plugin-version.o): New.
21262 * gcc-plugin.h (plugin_gcc_version): New.
21263 (plugin_default_version_check): New.
21264 (plugin_init_func, plugin_init): Add version argument.
21265 * plugin-version.c: New.
21266 * plugin.c (str_plugin_gcc_version_name): New.
21267 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21268 pass it to the init function.
21269 (plugin_default_version_check): New.
21271 2009-04-17 Richard Guenther <rguenther@suse.de>
21273 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21274 for decl-vs-decl disambiguation.
21276 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21278 * config/s390/s390.h (s390_tune_attr): New macro definition.
21279 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21281 2009-04-17 Richard Guenther <rguenther@suse.de>
21283 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21284 (fold_stmt_r): Likewise.
21285 (maybe_fold_reference): New function.
21286 (fold_gimple_assign): Handle cases fold_stmt_r did.
21287 (fold_stmt): Do not use fold_stmt_r.
21288 (fold_stmt_inplace): Likewise.
21290 2009-04-17 Richard Guenther <rguenther@suse.de>
21292 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21293 (record_equivalences_from_stmt): Remove useless checks and
21295 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21296 the type is already suitable.
21298 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21300 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21302 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21304 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21305 (CMPtype): Define as __gcc_CMPtype.
21307 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21309 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21310 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21312 2009-04-17 Richard Guenther <rguenther@suse.de>
21314 PR tree-optimization/39746
21315 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21316 special-casing for builtins and static variable use/def.
21317 (call_may_clobber_ref_p_1): Likewise.
21319 2009-04-16 Ian Lance Taylor <iant@google.com>
21321 * df.h: Include "timevar.h".
21322 (struct df_problem): Change tv_id field to timevar_id_t.
21323 * tree-pass.h: Include "timevar.h".
21324 (struct opt_pass): Change tv_id field to timevar_id_t.
21325 * timevar.h (timevar_id_t): Define TV_NONE.
21326 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21327 TV_NONE rather than tv_id != 0.
21328 (execute_one_pass): Likewise.
21329 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21330 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21331 dependencies to $(TREE_PASS_H).
21332 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21334 (pass_branch_target_load_optimize2): Likewise.
21335 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21336 (pass_outof_cfg_layout_mode): Likewise.
21337 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21338 (pass_rebuild_cgraph_edges): Likewise.
21339 (pass_remove_cgraph_callee_edges): Likewise.
21340 * df-core.c (pass_df_initialize_opt): Likewise.
21341 (pass_df_initialize_no_opt): Likewise.
21342 (pass_df_finish): Likewise.
21343 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21344 * except.c (pass_set_nothrow_function_flags): Likewise.
21345 (pass_convert_to_eh_region_ranges): Likewise.
21346 * final.c (pass_compute_alignments): Likewise.
21347 * function.c (pass_instantiate_virtual_regs): Likewise.
21348 (pass_init_function): Likewise.
21349 (pass_leaf_regs): Likewise.
21350 (pass_match_asm_constraints): Likewise.
21351 * gimple-low.c (pass_lower_cf): Likewise.
21352 (pass_mark_used_blocks): Likewise.
21353 * init-regs.c (pass_initialize_regs): Likewise.
21354 * integrate.c (pass_initial_value_sets): Likewise.
21355 * ira.c (pass_ira): Likewise.
21356 * jump.c (pass_cleanup_barriers): Likewise.
21357 * omp-low.c (pass_expand_omp): Likewise.
21358 (pass_lower_omp): Likewise.
21359 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21360 * recog.c (pass_split_all_insns): Likewise.
21361 (pass_split_after_reload): Likewise.
21362 (pass_split_before_regstack): Likewise.
21363 (pass_split_before_sched2): Likewise.
21364 (pass_split_for_shorten_branches): Likewise.
21365 * reginfo.c (pass_reginfo_init): Likewise.
21366 (pass_subregs_of_mode_init): Likewise.
21367 (pass_subregs_of_mode_finish): Likewise.
21368 * passes.c (pass_postreload): Likewise.
21369 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21370 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21371 (pass_warn_function_return): Likewise.
21372 (pass_warn_function_noreturn): Likewise.
21373 * tree-complex.c (pass_lower_complex): Likewise.
21374 (pass_lower_complex_O0): Likewise.
21375 * tree-if-conv.c (pass_if_conversion): Likewise.
21376 * tree-into-ssa.c (pass_build_ssa): Likewise.
21377 * tree-mudflap.c (pass_mudflap_1): Likewise.
21378 (pass_mudflap_2): Likewise.
21379 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21380 (pass_mudflap_2): Likewise.
21381 * tree-nrv.c (pass_return_slot): Likewise.
21382 * tree-object-size.c (pass_object_sizes): Likewise.
21383 * tree-optimize.c (pass_all_optimizations): Likewise.
21384 (pass_early_local_passes): Likewise.
21385 (pass_all_early_optimizations): Likewise.
21386 (pass_cleanup_cfg): Likewise.
21387 (pass_cleanup_cfg_post_optimizing): Likewise.
21388 (pass_free_datastructures): Likewise.
21389 (pass_free_cfg_annotations): Likewise.
21390 (pass_fixup_cfg): Likewise.
21391 (pass_init_datastructures): Likewise.
21392 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21393 (pass_late_warn_uninitialized): Likewise.
21394 (pass_update_address_taken): Likewise.
21395 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21396 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21397 (pass_cse_sincos): Likewise.
21398 (pass_convert_to_rsqrt): Likewise.
21399 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21400 * tree-stdarg.c (pass_stdarg): Likewise.
21401 * tree-tailcall.c (pass_tail_recursion): Likewise.
21402 (pass_tail_calls): Likewise.
21403 * tree-vect-generic.c (pass_lower_vector): Likewise.
21404 (pass_lower_vector_ssa): Likewise.
21405 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21407 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21409 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21411 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21413 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21414 logical and signext.
21416 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21419 * config/sh/predicates.md (arith_operand): Check if the operand
21420 of TRUNCATE is a REG.
21422 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21424 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21425 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21427 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21429 * tree-iterator.c (tsi_split_statement_list_after,
21430 tsi_split_statement_list_before): Remove.
21431 * tree-iterator.h: Remove the prototypes for
21432 tsi_split_statement_list_after and tsi_split_statement_list_before.
21434 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21436 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21437 * tree-ssa-propagate.h: Remove the prototype for
21438 stmt_makes_single_load.
21440 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21442 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21443 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21445 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21447 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21449 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21451 * except.c (eh_region_outer_p): Remove.
21452 * except.h: Remove the prototype for eh_region_outer_p.
21454 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21456 * function.c (current_function_assembler_name): Remove.
21457 * function.h: Remove the prototype for
21458 current_function_assembler_name.
21460 2009-04-16 Ian Lance Taylor <iant@google.com>
21462 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21463 (add_reg_note): Call alloc_reg_note.
21464 * rtl.h (alloc_reg_note): Declare.
21465 * combine.c (try_combine): Use alloc_reg_note.
21466 (recog_for_combine, move_deaths): Likewise.
21467 (distribute_notes): Use alloc_reg_note and add_reg_note.
21468 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21469 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21470 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21472 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21474 PR rtl-optimization/39762
21475 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21476 ira_may_move_out_cost): Add comments about way of their usage.
21477 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21479 * ira-conflicts.c (process_regs_for_copy): Use function
21480 ira_get_register_move_cost instead of global
21481 ira_register_move_cost.
21483 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21484 color_pass, move_spill_restore, update_curr_costs): Ditto.
21486 * ira-lives.c (process_single_reg_class_operands): Ditto.
21488 * ira-emit.c (emit_move_list): Ditto.
21490 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21491 (record_reg_classes): Ditto. Use functions
21492 ira_get_register_move_cost and ira_get_may_move_cost instead of
21493 global vars ira_register_move_cost, ira_may_move_out_cost and
21494 ira_may_move_in_cost.
21495 (record_address_regs): Don't call ira_init_register_move_cost.
21496 Use function ira_get_may_move_cost instead of global
21497 ira_may_move_in_cost.
21498 (process_bb_node_for_hard_reg_moves): Use function
21499 ira_get_register_move_cost instead of global ira_register_move_cost.
21500 (ira_costs): Don't call ira_init_register_move_cost.
21502 2009-04-16 Richard Guenther <rguenther@suse.de>
21504 * tree-cfg.c (verify_gimple_assign_binary):
21505 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21506 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21507 (create_general_new_stmt): Note that this function is broken.
21509 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21511 * common.opt (fhelp): Add Var(help_flag).
21512 * gcc-plugin.h (plugin_info): Add help.
21513 * plugin.c (plugin_name_args): Add help.
21514 (register_plugin_info): Set plugin->help.
21515 (print_help_one_plugin): New.
21516 (print_plugins_help): New.
21517 * plugin.h (print_plugins_help): New.
21518 * toplev.c (toplev_main): Call print_plugins_help if needed.
21520 2009-04-16 Richard Guenther <rguenther@suse.de>
21522 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21523 (gimple_ior_addresses_taken_1): New function.
21524 (gimple_ior_addresses_taken): Likewise.
21525 * gimple.h (struct gimple_statement_with_ops_base): Remove
21526 addresses_taken member.
21527 (gimple_ior_addresses_taken): Declare.
21528 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21529 gimple_set_addresses_taken): Remove.
21530 * ipa-reference.c (mark_address): New function.
21531 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21532 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21533 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21534 (gimple_add_to_addresses_taken): Remove.
21535 (get_tmr_operands): Call mark_address_taken.
21536 (get_asm_expr_operands): Likewise.
21537 (get_expr_operands): Likewise.
21538 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21539 (free_stmt_operands): Do not free it.
21540 * tree-ssa.c (delete_tree_ssa): Likewise.
21541 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21543 2009-04-16 Richard Guenther <rguenther@suse.de>
21545 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21546 (walk_stmt_load_store_ops): Likewise.
21547 * gimple.c (get_base_loadstore): New function.
21548 (walk_stmt_load_store_addr_ops): Likewise.
21549 (walk_stmt_load_store_ops): Likewise.
21550 * ipa-pure-const.c (check_op): Simplify.
21551 (check_load, check_store): New functions.
21552 (check_stmt): Use walk_stmt_load_store_ops.
21553 * ipa-reference.c (mark_load): Adjust signature.
21554 (mark_store): Likewise.
21555 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21557 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21559 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21560 (plugin_info): New.
21561 * opts.c (common_handle_option): Don't call print_version.
21562 * plugin.c (plugin_name_args): Add version.
21563 (register_plugin_info): New.
21564 (register_callback): Handle PLUGIN_INFO.
21565 (try_init_one_plugin): New.
21566 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21568 (finalize_one_plugin): New.
21569 (finalize_plugins): New.
21570 (print_one_plugin): New.
21571 (print_plugins_versions): New.
21572 * plugin.h (print_plugins_versions): New.
21573 (finalize_plugins): New.
21574 * toplev.c (compile_file): Don't call initialize_plugins.
21575 (print_version): Call print_plugins_versions.
21576 (toplev_main): Call initialize_plugins. Print version if needed.
21577 Call finalize_plugins.
21579 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21581 * common.opt (fversion): New.
21582 * gcc.c (print_version): New.
21583 (process_command): Don't print the version. Just set print_version.
21584 (main): Print version. Call subprocesses if print_version and
21585 verbose_flag are set.
21586 * opts.c (common_handle_option): Handle OPT_fversion.
21588 2009-04-16 Richard Guenther <rguenther@suse.de>
21589 Ira Rosen <irar@il.ibm.com>
21591 PR tree-optimization/39698
21592 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21593 type of the reduction variable. Only generate the def if
21596 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21597 make sure to first convert to an integer of the same precision.
21598 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21599 the type of the evolution correctly in computing the new
21600 induction variable base.
21602 2009-04-16 Richard Guenther <rguenther@suse.de>
21604 PR middle-end/39625
21605 * tree-cfg.c (make_blocks): Split statements with to-be
21606 abnormal SSA names on the lhs.
21608 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21610 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21611 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21612 * c-typeck.c (really_start_incremental_init): Likewise.
21613 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21614 (TARGET_INITIALIZER): Remove it.
21615 * target.h (struct target): Remove vector_opaque_p.
21616 * tree.c (build_opaque_vector_type): New.
21617 * tree.h (TYPE_VECTOR_OPAQUE): New.
21618 (build_opaque_vector_type): Declare.
21619 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21620 * config/rs6000/rs6000.c (build_opaque_vector_type,
21621 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21622 (rs6000_init_builtins): Use build_opaque_vector_type for
21623 opaque_V4SI_type_node.
21625 2009-04-15 Catherine Moore <clm@codesourcery.com>
21627 * debug.h (set_name): Declare.
21628 * dwarf2out.c (dwarf2out_set_name): Declare.
21629 (dwarf2_debug_hooks): Add set_name.
21630 (find_AT_string): New.
21631 (add_AT_string): Call find_AT_string.
21632 (dwarf2out_set_name): New.
21633 * cp/decl.c (grokdeclarator): Call set_name.
21634 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21635 * debug.c (do_nothing_debug_hooks): Likewise.
21636 * dbxout.c (dbx_debug_hooks): Likewise.
21637 * sdbout.c (sdb_debug_hooks): Likewise.
21639 2009-04-15 Michael Eager <eager@eagercon.com>
21641 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21642 reg for single-precision FPU.
21643 * config/rs6000/rs6000.md (movsi_internal1): Only for
21644 !TARGET_SINGLE_FPU.
21645 (movsi_internal1_single): New. Add pattern to move SI values to/from
21646 single-precision FP regs.
21648 2009-04-15 Richard Guenther <rguenther@suse.de>
21650 * omp-low.c (lower_rec_input_clauses): Build correct address
21652 (expand_omp_for_generic): Fix multiplication type.
21653 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21654 (generate_memset_zero): Fix types.
21655 * tree-profile.c (prepare_instrumented_value): Correctly
21658 2009-04-15 Ian Lance Taylor <iant@google.com>
21660 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21661 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21662 for -Wall and for -Wc++-compat.
21663 (c_common_post_options): For C++, set warn_enum_compare if not
21665 * c-tree.h (struct c_expr): Add field original_type.
21666 (build_external_ref): Update declaration.
21667 * c-parser.c (c_parser_braced_init): Set original_type.
21668 (c_parser_initelt): Likewise.
21669 (c_parser_expr_no_commas): Likewise.
21670 (c_parser_conditional_expression): Likewise.
21671 (c_parser_cast_expression): Likewise.
21672 (c_parser_unary_expression): Likewise. Pull setting of
21673 original_code to top of function.
21674 (c_parser_sizeof_expression): Set original_type.
21675 (c_parser_alignof_expression): Likewise.
21676 (c_parser_postfix_expression): Likewise. Pull setting of
21677 original_code to top of function.
21678 (c_parser_postfix_expression_after_paren_type): Set original_type.
21679 (c_parser_postfix_expression_after_primary): Likewise.
21680 (c_parser_expression): Likewise.
21681 * c-typeck.c (build_external_ref): Add type parameter. Change all
21683 (c_expr_sizeof_expr): Set original_type field.
21684 (parser_build_unary_op): Likewise.
21685 (parser_build_binary_op): Likewise. Optionally warn about
21686 comparisons of enums of different types.
21687 (digest_init): Set original_type field.
21688 (really_start_incremental_init): Likewise.
21689 (push_init_level, pop_init_level): Likewise.
21690 * doc/invoke.texi (Warning Options): -Wenum-compare now
21693 2009-04-15 Richard Guenther <rguenther@suse.de>
21695 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21696 out a necessary conversion.
21697 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21698 names we didn't value number.
21699 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21701 2009-04-15 Richard Guenther <rguenther@suse.de>
21703 PR tree-optimization/39764
21704 * tree-ssa-ccp.c (get_value): Canonicalize value with
21705 canonicalize_float_value.
21707 2009-04-15 Jan Hubicka <jh@suse.cz>
21709 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21710 Wrong version of patch.
21712 2009-04-15 Jan Hubicka <jh@suse.cz>
21714 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21716 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21718 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21719 our distinct integral and vector types.
21721 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21723 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21724 * init.c (build_vtbl_address): Remove call to assemble_external.
21726 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21728 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21729 output for other floating point modes.
21731 2009-04-14 Diego Novillo <dnovillo@google.com>
21733 * diagnostic.c (diagnostic_report_diagnostic): Do not
21734 warn about loaded plugins for DK_ERROR and DK_WARNING.
21735 * c-decl.c (declspecs_add_type): Move call to
21736 invoke_plugin_callbacks ...
21737 * c-parser.c (c_parser_declspecs): ... here.
21738 * plugin.c (dump_active_plugins): Tidy output.
21740 2009-04-14 Diego Novillo <dnovillo@google.com>
21741 Le-Chun Wu <lcwu@google.com>
21743 * configure.ac: Add --enable-plugin support.
21744 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21745 * Makefile.in (PLUGIN_H): Define.
21746 Export ENABLE_PLUGIN and GMPINC to site.exp.
21747 Add PLUGINLIBS to link command.
21748 Add/modify dependencies for plugin.o and files including plugin.h.
21750 * config.in: Regenerate.
21752 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21755 2009-04-14 Le-Chun Wu <lcwu@google.com>
21757 * tree-pass.h (register_one_dump_file): Add a prototype for
21758 register_one_dump_file.
21759 * toplev.c (compile_file): Call initialize_plugins.
21760 (do_compile): Call invoke_plugin_callbacks.
21761 (toplev_main): Call invoke_plugin_callbacks.
21762 * common.opt: Add -fplugin= and -fplugin-arg-.
21763 * gcc-plugin.h: New public header file for plugins to include.
21764 * plugin.c: New source file.
21765 * plugin.h: New internal header file.
21766 * passes.c (register_one_dump_file): Make it external.
21768 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21770 2009-04-14 Diego Novillo <dnovillo@google.com>
21772 * doc/plugins.texi: New.
21773 * doc/gccint.texi: Add reference to Plugins chapter.
21774 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21775 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21776 loaded plugins, if any.
21777 * timevar.def (TV_PLUGIN_INIT): Define.
21778 (TV_PLUGIN_RUN): Define.
21779 * plugin.c: Include timevar.h
21780 (plugins_active_p): New.
21781 (dump_active_plugins): New.
21782 (debug_active_plugins): New.
21784 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21786 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21788 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21790 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21792 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21793 the same as a minus without a shift.
21795 2009-04-14 Nick Clifton <nickc@redhat.com>
21797 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21798 comparisons with small integers will always produce a short
21801 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21804 2008-12-19 Diego Novillo <dnovillo@google.com>
21806 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21808 2009-04-14 Richard Guenther <rguenther@suse.de>
21810 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21812 (verify_gimple_assign_binary): Likewise. Handle shifts and
21814 (verify_gimple_phi): Print the mismatched argument position.
21815 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21817 (vect_update_init_of_dr): Likewise.
21818 * matrix-reorg.c (transform_access_sites): Do what the
21820 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21822 2009-04-13 Michael Eager <eager@eagercon.com>
21824 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21825 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21826 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21827 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21828 remove duplicate config
21830 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21832 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21833 file_name:line_number type locator of the call site.
21835 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21837 * genautomata.c: Put blank after comma.
21838 (automaton_decls): New.
21839 (struct unit_usage): Add comments to member next.
21840 (store_alt_unit_usage): Keep the list ordered.
21841 (unit_present_on_list_p, equal_alternatives_p): New.
21842 (check_regexp_units_distribution): Check units distribution
21843 correctness correctly.
21844 (main): Don't write automata if error is found. Return correct
21847 * config/m68k/cf.md (cfv4_ds): Remove.
21848 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21849 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21851 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21852 power4-load-ext, power4-store, power4-store-update,
21853 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21854 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21855 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21856 power4-sqrt, power4-isync): Modify reservation to make correct
21857 unit distribution to automata.
21859 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21860 power5-store-update, power5-two, power5-three, power5-lmul,
21861 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21863 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21865 * except.c (pass_set_nothrow_function_flags): Set name and add
21867 (set_nothrow_function_flags): Mention in the dump file when
21868 changing a function to nothrow.
21870 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21873 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21874 instead of unsigned long.
21876 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21878 * config/arm/arm.c (return_used_this_function): Remove.
21879 (arm_output_function_prologue): Remove use of
21880 return_used_this_function.
21881 (output_return_instruction): Replace use of
21882 return_used_this_function
21883 by cfun->machine->return_used_this_function.
21884 (arm_output_epilogue): Likewise.
21885 (arm_output_function_epilogue): Likewise.
21886 (thumb_unexpanded_epilogue): Likewise.
21887 * config/arm/arm.h (struct machine_function):
21888 New member return_used_this_function.
21890 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21892 * doc/install.texi: Correct description of default directory for
21893 --with-gxx-include-dir.
21895 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21897 * fold-const.c (build_range_check): Properly deal with enumeral and
21898 boolean base types.
21900 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21902 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21903 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21904 * params.h (MAX_GCSE_PASSES): Remove.
21905 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21906 in sequence. Remove ability to run multiple passes.
21907 (bypass_jumps): Report run as third CPROP pass.
21909 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21911 PR middle-end/39651
21912 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21913 when deciding whether the whole SEQUENCE can throw.
21915 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21918 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21919 offseted label references.
21921 2009-04-11 Jan Hubicka <jh@suse.cz>
21923 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21925 2009-04-11 Richard Guenther <rguenther@suse.de>
21927 PR middle-end/39732
21928 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21929 return variables as TREE_ADDRESSABLE.
21931 2009-04-11 Richard Guenther <rguenther@suse.de>
21933 PR tree-optimization/39713
21934 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21935 reference trees have SSA_NAME operands.
21937 2009-04-11 Richard Guenther <rguenther@suse.de>
21940 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21941 address expressions.
21943 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21945 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21946 match changes in Cygwin 1.7
21947 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21948 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21950 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21952 PR tree-optimization/39701
21953 * doc/invoke.texi (Optimization Options): Document change in
21954 meaning and initialization of -fdelete-null-pointer-checks.
21956 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21958 PR middle-end/39701
21959 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21961 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21964 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21966 2009-04-10 Chao-ying Fu <fu@mips.com>
21968 * doc/tm.texi (Instruction Output): Document
21969 TARGET_ASM_FINAL_POSTSCAN_INSN.
21970 * target.h (final_postscan_insn): New field in asm_out.
21971 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21972 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21973 * final.c (final_scan_insn): Call
21974 targetm.asm_out.final_postscan_insn after outputting
21975 an asm macro and a normal instruction.
21977 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21978 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21979 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21980 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21981 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21983 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21985 PR middle-end/39701
21986 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21987 variables as non-NULL even with -fdelete-null-pointer-checks.
21989 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21991 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21993 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21996 * config/i386/i386.c (classify_argument): Handle SCmode with
21997 (bit_offset % 64) != 0.
21999 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22001 * doc/invoke.texi (Optimize Options): Add cross-reference to
22002 -Q --help=optimizers examples.
22004 2009-04-10 Ben Elliston <bje@au.ibm.com>
22007 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22008 regalign for the reg == fpr and TDmode case.
22010 2009-04-09 David Ayers <ayers@fsfe.org>
22013 * objc/objc-act.c (warn_with_method): Remove helper function.
22014 (check_duplicates): Call warning and inform directly.
22015 (really_start_method): Likewise.
22017 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22019 * expmed.c (expand_divmod): Always use a comparison for a division
22020 by a large unsigned integer.
22022 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22023 for things others than variables or functions as nonzero.
22025 2009-04-09 Nick Clifton <nickc@redhat.com>
22027 * unwind-compat.c: Change copyright header to refer to version
22028 3 of the GNU General Public License with version 3.1 of the
22029 GCC Runtime Library Exception and to point readers at the
22030 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22031 * config/alpha/crtfastmath.c: Likewise.
22032 * config/alpha/linux-unwind.h: Likewise.
22033 * config/alpha/qrnnd.asm: Likewise.
22034 * config/alpha/vms-crt0-64.c: Likewise.
22035 * config/alpha/vms-crt0.c: Likewise.
22036 * config/alpha/vms-dwarf2.asm: Likewise.
22037 * config/alpha/vms-dwarf2eh.asm: Likewise.
22038 * config/alpha/vms-psxcrt0-64.c: Likewise.
22039 * config/alpha/vms-psxcrt0.c: Likewise.
22040 * config/alpha/vms_tramp.asm: Likewise.
22041 * config/arc/initfini.c: Likewise.
22042 * config/arc/lib1funcs.asm: Likewise.
22043 * config/arm/bpabi-v6m.S: Likewise.
22044 * config/arm/bpabi.S: Likewise.
22045 * config/arm/bpabi.c: Likewise.
22046 * config/arm/crti.asm: Likewise.
22047 * config/arm/crtn.asm: Likewise.
22048 * config/arm/ieee754-df.S: Likewise.
22049 * config/arm/ieee754-sf.S: Likewise.
22050 * config/arm/lib1funcs.asm: Likewise.
22051 * config/arm/libunwind.S: Likewise.
22052 * config/arm/linux-atomic.c: Likewise.
22053 * config/arm/mmintrin.h: Likewise.
22054 * config/arm/pr-support.c: Likewise.
22055 * config/arm/unaligned-funcs.c: Likewise.
22056 * config/arm/unwind-arm.c: Likewise.
22057 * config/arm/unwind-arm.h: Likewise.
22058 * config/avr/libgcc.S: Likewise.
22059 * config/bfin/crti.s: Likewise.
22060 * config/bfin/crtlibid.s: Likewise.
22061 * config/bfin/crtn.s: Likewise.
22062 * config/bfin/lib1funcs.asm: Likewise.
22063 * config/bfin/linux-unwind.h: Likewise.
22064 * config/cris/arit.c: Likewise.
22065 * config/cris/cris_abi_symbol.c: Likewise.
22066 * config/darwin-64.c: Likewise.
22067 * config/darwin-crt2.c: Likewise.
22068 * config/darwin-crt3.c: Likewise.
22069 * config/darwin.h: Likewise.
22070 * config/dbxelf.h: Likewise.
22071 * config/dfp-bit.c: Likewise.
22072 * config/dfp-bit.h: Likewise.
22073 * config/elfos.h: Likewise.
22074 * config/fixed-bit.c: Likewise.
22075 * config/fixed-bit.h: Likewise.
22076 * config/fp-bit.c: Likewise.
22077 * config/fp-bit.h: Likewise.
22078 * config/fr30/crti.asm: Likewise.
22079 * config/fr30/crtn.asm: Likewise.
22080 * config/fr30/lib1funcs.asm: Likewise.
22081 * config/freebsd-spec.h: Likewise.
22082 * config/frv/cmovd.c: Likewise.
22083 * config/frv/cmovh.c: Likewise.
22084 * config/frv/cmovw.c: Likewise.
22085 * config/frv/frvbegin.c: Likewise.
22086 * config/frv/frvend.c: Likewise.
22087 * config/frv/lib1funcs.asm: Likewise.
22088 * config/glibc-stdint.h: Likewise.
22089 * config/h8300/clzhi2.c: Likewise.
22090 * config/h8300/crti.asm: Likewise.
22091 * config/h8300/crtn.asm: Likewise.
22092 * config/h8300/ctzhi2.c: Likewise.
22093 * config/h8300/fixunssfsi.c: Likewise.
22094 * config/h8300/lib1funcs.asm: Likewise.
22095 * config/h8300/parityhi2.c: Likewise.
22096 * config/h8300/popcounthi2.c: Likewise.
22097 * config/i386/ammintrin.h: Likewise.
22098 * config/i386/att.h: Likewise.
22099 * config/i386/avxintrin.h: Likewise.
22100 * config/i386/biarch64.h: Likewise.
22101 * config/i386/bmmintrin.h: Likewise.
22102 * config/i386/cpuid.h: Likewise.
22103 * config/i386/cross-stdarg.h: Likewise.
22104 * config/i386/crtfastmath.c: Likewise.
22105 * config/i386/crtprec.c: Likewise.
22106 * config/i386/cygming-crtbegin.c: Likewise.
22107 * config/i386/cygming-crtend.c: Likewise.
22108 * config/i386/cygwin.asm: Likewise.
22109 * config/i386/emmintrin.h: Likewise.
22110 * config/i386/gmm_malloc.h: Likewise.
22111 * config/i386/gthr-win32.c: Likewise.
22112 * config/i386/i386.h: Likewise.
22113 * config/i386/immintrin.h: Likewise.
22114 * config/i386/linux-unwind.h: Likewise.
22115 * config/i386/linux64.h: Likewise.
22116 * config/i386/mm3dnow.h: Likewise.
22117 * config/i386/mmintrin-common.h: Likewise.
22118 * config/i386/mmintrin.h: Likewise.
22119 * config/i386/nmmintrin.h: Likewise.
22120 * config/i386/pmm_malloc.h: Likewise.
22121 * config/i386/pmmintrin.h: Likewise.
22122 * config/i386/smmintrin.h: Likewise.
22123 * config/i386/sol2-c1.asm: Likewise.
22124 * config/i386/sol2-ci.asm: Likewise.
22125 * config/i386/sol2-cn.asm: Likewise.
22126 * config/i386/sol2-gc1.asm: Likewise.
22127 * config/i386/tmmintrin.h: Likewise.
22128 * config/i386/unix.h: Likewise.
22129 * config/i386/w32-unwind.h: Likewise.
22130 * config/i386/wmmintrin.h: Likewise.
22131 * config/i386/x86-64.h: Likewise.
22132 * config/i386/x86intrin.h: Likewise.
22133 * config/i386/xmmintrin.h: Likewise.
22134 * config/ia64/crtbegin.asm: Likewise.
22135 * config/ia64/crtend.asm: Likewise.
22136 * config/ia64/crtfastmath.c: Likewise.
22137 * config/ia64/crti.asm: Likewise.
22138 * config/ia64/crtn.asm: Likewise.
22139 * config/ia64/fde-glibc.c: Likewise.
22140 * config/ia64/lib1funcs.asm: Likewise.
22141 * config/ia64/linux-unwind.h: Likewise.
22142 * config/ia64/quadlib.c: Likewise.
22143 * config/ia64/unwind-ia64.c: Likewise.
22144 * config/linux.h: Likewise.
22145 * config/m32c/m32c-lib1.S: Likewise.
22146 * config/m32c/m32c-lib2-trapv.c: Likewise.
22147 * config/m32c/m32c-lib2.c: Likewise.
22148 * config/m32r/initfini.c: Likewise.
22149 * config/m68hc11/larith.asm: Likewise.
22150 * config/m68hc11/m68hc11-crt0.S: Likewise.
22151 * config/m68k/cf.md: Likewise.
22152 * config/m68k/crti.s: Likewise.
22153 * config/m68k/crtn.s: Likewise.
22154 * config/m68k/lb1sf68.asm: Likewise.
22155 * config/m68k/linux-unwind.h: Likewise.
22156 * config/mcore/crti.asm: Likewise.
22157 * config/mcore/crtn.asm: Likewise.
22158 * config/mcore/lib1.asm: Likewise.
22159 * config/mips/linux-unwind.h: Likewise.
22160 * config/mips/loongson.h: Likewise.
22161 * config/mips/mips16.S: Likewise.
22162 * config/mmix/crti.asm: Likewise.
22163 * config/mmix/crtn.asm: Likewise.
22164 * config/pa/fptr.c: Likewise.
22165 * config/pa/hpux-unwind.h: Likewise.
22166 * config/pa/lib2funcs.asm: Likewise.
22167 * config/pa/linux-atomic.c: Likewise.
22168 * config/pa/linux-unwind.h: Likewise.
22169 * config/pa/milli64.S: Likewise.
22170 * config/pa/quadlib.c: Likewise.
22171 * config/pa/stublib.c: Likewise.
22172 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22173 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22174 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22175 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22176 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22177 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22178 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22179 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22180 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22181 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22182 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22183 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22184 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22185 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22186 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22187 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22188 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22189 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22190 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22191 * config/rs6000/750cl.h: Likewise.
22192 * config/rs6000/altivec.h: Likewise.
22193 * config/rs6000/biarch64.h: Likewise.
22194 * config/rs6000/crtresfpr.asm: Likewise.
22195 * config/rs6000/crtresgpr.asm: Likewise.
22196 * config/rs6000/crtresxfpr.asm: Likewise.
22197 * config/rs6000/crtresxgpr.asm: Likewise.
22198 * config/rs6000/crtsavfpr.asm: Likewise.
22199 * config/rs6000/crtsavgpr.asm: Likewise.
22200 * config/rs6000/darwin-asm.h: Likewise.
22201 * config/rs6000/darwin-fallback.c: Likewise.
22202 * config/rs6000/darwin-fpsave.asm: Likewise.
22203 * config/rs6000/darwin-ldouble.c: Likewise.
22204 * config/rs6000/darwin-tramp.asm: Likewise.
22205 * config/rs6000/darwin-unwind.h: Likewise.
22206 * config/rs6000/darwin-vecsave.asm: Likewise.
22207 * config/rs6000/darwin-world.asm: Likewise.
22208 * config/rs6000/e500crtres32gpr.asm: Likewise.
22209 * config/rs6000/e500crtres64gpr.asm: Likewise.
22210 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22211 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22212 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22213 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22214 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22215 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22216 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22217 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22218 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22219 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22220 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22221 * config/rs6000/eabi-ci.asm: Likewise.
22222 * config/rs6000/eabi-cn.asm: Likewise.
22223 * config/rs6000/eabi.asm: Likewise.
22224 * config/rs6000/linux-unwind.h: Likewise.
22225 * config/rs6000/linux64.h: Likewise.
22226 * config/rs6000/paired.h: Likewise.
22227 * config/rs6000/paired.md: Likewise.
22228 * config/rs6000/ppc64-fp.c: Likewise.
22229 * config/rs6000/ppu_intrinsics.h: Likewise.
22230 * config/rs6000/rs6000.h: Likewise.
22231 * config/rs6000/si2vmx.h: Likewise.
22232 * config/rs6000/sol-ci.asm: Likewise.
22233 * config/rs6000/sol-cn.asm: Likewise.
22234 * config/rs6000/spe.h: Likewise.
22235 * config/rs6000/spu2vmx.h: Likewise.
22236 * config/rs6000/sysv4.h: Likewise.
22237 * config/rs6000/tramp.asm: Likewise.
22238 * config/rs6000/vec_types.h: Likewise.
22239 * config/s390/linux-unwind.h: Likewise.
22240 * config/s390/tpf-unwind.h: Likewise.
22241 * config/score/crti.asm: Likewise.
22242 * config/score/crtn.asm: Likewise.
22243 * config/sh/crt1.asm: Likewise.
22244 * config/sh/crti.asm: Likewise.
22245 * config/sh/crtn.asm: Likewise.
22246 * config/sh/divtab-sh4-300.c: Likewise.
22247 * config/sh/divtab-sh4.c: Likewise.
22248 * config/sh/divtab.c: Likewise.
22249 * config/sh/lib1funcs-4-300.asm: Likewise.
22250 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22251 * config/sh/lib1funcs.asm: Likewise.
22252 * config/sh/lib1funcs.h: Likewise.
22253 * config/sh/linux-atomic.asm: Likewise.
22254 * config/sh/linux-unwind.h: Likewise.
22255 * config/sh/shmedia.h: Likewise.
22256 * config/sh/sshmedia.h: Likewise.
22257 * config/sh/ushmedia.h: Likewise.
22258 * config/sparc/crtfastmath.c: Likewise.
22259 * config/sparc/linux-unwind.h: Likewise.
22260 * config/sparc/sol2-c1.asm: Likewise.
22261 * config/sparc/sol2-ci.asm: Likewise.
22262 * config/sparc/sol2-cn.asm: Likewise.
22263 * config/spu/divmodti4.c: Likewise.
22264 * config/spu/divv2df3.c: Likewise.
22265 * config/spu/float_disf.c: Likewise.
22266 * config/spu/float_unsdidf.c: Likewise.
22267 * config/spu/float_unsdisf.c: Likewise.
22268 * config/spu/float_unssidf.c: Likewise.
22269 * config/spu/mfc_multi_tag_release.c: Likewise.
22270 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22271 * config/spu/mfc_tag_release.c: Likewise.
22272 * config/spu/mfc_tag_reserve.c: Likewise.
22273 * config/spu/mfc_tag_table.c: Likewise.
22274 * config/spu/multi3.c: Likewise.
22275 * config/spu/spu_internals.h: Likewise.
22276 * config/spu/spu_intrinsics.h: Likewise.
22277 * config/spu/spu_mfcio.h: Likewise.
22278 * config/spu/vec_types.h: Likewise.
22279 * config/spu/vmx2spu.h: Likewise.
22280 * config/stormy16/stormy16-lib2.c: Likewise.
22281 * config/svr4.h: Likewise.
22282 * config/sync.c: Likewise.
22283 * config/v850/lib1funcs.asm: Likewise.
22284 * config/vxlib-tls.c: Likewise.
22285 * config/vxlib.c: Likewise.
22286 * config/vxworks-dummy.h: Likewise.
22287 * config/xtensa/crti.asm: Likewise.
22288 * config/xtensa/crtn.asm: Likewise.
22289 * config/xtensa/ieee754-df.S: Likewise.
22290 * config/xtensa/ieee754-sf.S: Likewise.
22291 * config/xtensa/lib1funcs.asm: Likewise.
22292 * config/xtensa/lib2funcs.S: Likewise.
22293 * config/xtensa/linux-unwind.h: Likewise.
22294 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22295 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22296 * coretypes.h: Likewise.
22297 * crtstuff.c: Likewise.
22298 * defaults.h: Likewise.
22299 * dwarf2.h: Likewise.
22300 * emutls.c: Likewise.
22301 * gbl-ctors.h: Likewise.
22302 * gcov-io.h: Likewise.
22303 * ginclude/float.h: Likewise.
22304 * ginclude/iso646.h: Likewise.
22305 * ginclude/stdarg.h: Likewise.
22306 * ginclude/stdbool.h: Likewise.
22307 * ginclude/stddef.h: Likewise.
22308 * ginclude/stdfix.h: Likewise.
22309 * ginclude/stdint-gcc.h: Likewise.
22310 * ginclude/tgmath.h: Likewise.
22311 * gthr-aix.h: Likewise.
22312 * gthr-dce.h: Likewise.
22313 * gthr-gnat.c: Likewise.
22314 * gthr-gnat.h: Likewise.
22315 * gthr-lynx.h: Likewise.
22316 * gthr-mipssde.h: Likewise.
22317 * gthr-nks.h: Likewise.
22318 * gthr-posix.c: Likewise.
22319 * gthr-posix.h: Likewise.
22320 * gthr-posix95.h: Likewise.
22321 * gthr-rtems.h: Likewise.
22322 * gthr-single.h: Likewise.
22323 * gthr-solaris.h: Likewise.
22324 * gthr-tpf.h: Likewise.
22325 * gthr-vxworks.h: Likewise.
22326 * gthr-win32.h: Likewise.
22327 * gthr.h: Likewise.
22328 * libgcc2.c: Likewise.
22329 * libgcc2.h: Likewise.
22330 * libgcov.c: Likewise.
22331 * tsystem.h: Likewise.
22332 * typeclass.h: Likewise.
22333 * unwind-c.c: Likewise.
22334 * unwind-compat.h: Likewise.
22335 * unwind-dw2-fde-compat.c: Likewise.
22336 * unwind-dw2-fde-darwin.c: Likewise.
22337 * unwind-dw2-fde-glibc.c: Likewise.
22338 * unwind-dw2-fde.c: Likewise.
22339 * unwind-dw2-fde.h: Likewise.
22340 * unwind-dw2.c: Likewise.
22341 * unwind-dw2.h: Likewise.
22342 * unwind-generic.h: Likewise.
22343 * unwind-pe.h: Likewise.
22344 * unwind-sjlj.c: Likewise.
22345 * unwind.inc: Likewise.
22346 * config/arm/neon-gen.ml: Change generated copyright header to
22347 refer to version 3 of the GNU General Public License with
22348 version 3.1 of the GCC Runtime Library Exception and to point
22349 readers at the COPYING3 and COPYING3.RUNTIME files and the
22350 FSF's license web page.
22351 * config/arm/arm_neon.h: Regenerate.
22353 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22355 * config/cris/cris.md: Change copyright header to refer to version
22356 3 of the GNU General Public License.
22357 * doc/install.texi2html: Change copyright header to refer to version
22358 3 of the GNU General Public License and to point readers at the
22359 COPYING3 file and the FSF's license web page.
22360 * config/vax/linux.h: Likewise.
22362 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22364 * config/i386/i386.md (cmpcc): New.
22365 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22366 (sync_compare_and_swap_cc*): Delete.
22368 * config/s390/s390.c (s390_compare_emitted): Remove.
22369 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22370 s390_compare_emitted used to be handled. Assert that modes match.
22371 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22372 refer to sync_compare_and_swap_ccsi.
22373 * config/s390/s390.h (s390_compare_emitted): Remove.
22374 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22375 instead of s390_compare_emitted.
22376 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22377 instead of s390_compare_emitted.
22378 * config/s390/s390.md (cmpcc): New.
22379 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22380 CC_REGNUM, do not pretend it's set.
22381 (sync_compare_and_swap_cc*): Delete.
22382 * config/s390/predicates.md (cc_reg_operand): New.
22384 * expr.c (sync_compare_and_swap_cc): Delete.
22385 * optabs.h (sync_compare_and_swap_cc): Delete.
22386 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22387 is being used with can_compare_p.
22388 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22389 (find_cc_set): New.
22390 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22391 look for a MODE_CC set instead. Use emit_store_flag.
22392 (expand_compare_and_swap_loop): Likewise, with some additional
22393 complication to avoid a force_reg when useless. Use
22394 emit_cmp_and_jump_insns.
22395 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22396 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22397 sync_compare_and_swap documentation.
22399 2009-04-09 Jan Hubicka <jh@suse.cz>
22401 * except.c (find_prev_try): Break out from ....
22402 (duplicate_eh_regions): ... here; properly update prev_try pointers
22403 when duplication part of tree.
22404 (dump_eh_tree): Improve dumping.
22405 (verify_eh_region): New.
22406 (verify_eh_tree): Use it.
22408 2009-04-06 Richard Guenther <rguenther@suse.de>
22410 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22411 &ARRAY addresses by adjusting their types and prepending
22413 * tree-cfg.c (verify_gimple_assign_single): Verify that
22414 addresses are correct.
22416 2009-04-09 Richard Guenther <rguenther@suse.de>
22418 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22419 indices into an array reference if possible.
22420 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22421 Fold POINTER_PLUS_EXPR statements with invariant address.
22423 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22426 * config.gcc (powerpc64-*-linux*): Always build biarch.
22428 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22431 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22432 it and pedwarn if this results in an INTEGER_CST.
22434 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22436 * doc/install.texi: Update minimum GMP version. Remove obsolete
22437 text in MPFR section.
22439 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22441 * dwarf2out.c (class_scope_p): New static inline.
22442 (class_or_namespace_scope_p): Use it.
22443 (gen_variable_die): Use DW_TAG_member tag for static data member
22444 declarations instead of DW_TAG_variable.
22446 PR middle-end/39573
22447 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22450 2009-04-08 Richard Guenther <rguenther@suse.de>
22452 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22453 valueize random data.
22455 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22457 * config.gcc (aix tm_file): Add aix-stdint.h.
22458 (aix tm clause use_gcc_stdint): Set to wrap.
22459 * config/rs6000/aix-stdint.h: New file.
22461 2009-04-08 Richard Guenther <rguenther@suse.de>
22463 PR middle-end/36291
22464 * tree-dfa.c (add_referenced_var): Do not recurse into
22465 global initializers.
22466 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22468 (fold_const_aggregate_ref): Likewise.
22470 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22472 * recog.c (ordered_comparison_operator): New.
22473 * gensupport.c (std_preds): Add it.
22474 * doc/md.texi (Machine-Independent Predicates): Document it.
22476 2009-04-08 Jan Hubicka <jh@suse.cz>
22478 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22479 * function.h (rtl_eh): Remove exception_handler_label_map.
22480 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22481 remove_exception_handler_label, for_each_eh_label_1): Remove.
22482 (rtl_remove_unreachable_regions): Remove.
22483 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22484 (find_exception_handler_labels): Don't build the hashtable.
22485 (maybe_remove_eh_handler): Remove.
22486 (for_each_eh_label): Rewrite to walk the tree.
22487 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22488 * except.h (maybe_remove_eh_handler): Remove.
22489 * passes.c (init_optimization_passes): Schedule second EH cleanup
22491 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22492 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22494 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22496 * genoutput.c (validate_optab_operands): New.
22497 (gen_insn, gen_expand): Call it.
22499 * genflags.c (gen_insn): Detect misused iterators.
22500 (main): Pass line_no to gen_insn, exit with status 1 on error.
22502 * genextract.c (line_no): Make global.
22503 (VEC_safe_set_locstr): Change assertion to error message.
22504 (main): Exit with status 1 on error.
22506 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22510 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22511 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22512 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22513 * c-convert.c (convert): Do not call fold on results of conversion
22514 functions when the result is a C_MAYBE_CONST_EXPR.
22515 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22516 of __builtin_choose_expr.
22517 * c-typeck.c (remove_c_maybe_const_expr): New.
22518 (build_unary_op, build_conditional_expr, build_compound_expr,
22519 build_binary_op, c_objc_common_truthvalue_conversion): Call
22520 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22523 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22525 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22526 CODE to produce a new one. Add a prototype to use fold_convert_const
22528 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22531 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22532 mix declarations and code.
22534 2009-04-08 Ben Elliston <bje@au.ibm.com>
22536 * gcc.c: Replace `CC' with `GCC' throughout.
22538 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22540 * doc/invoke.texi: Document Atom support.
22542 2009-04-07 Jason Merrill <jason@redhat.com>
22545 * c-common.h, c-common.c: Add flag_pretty_templates.
22546 * c-opts.c (c_common_handle_option): Set it.
22547 * c.opt: Add -fno-pretty-templates.
22548 * doc/invoke.texi (C++ Dialect Options): Likewise.
22550 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22552 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22553 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22554 (ia64_expand_builtin): Likewise.
22556 2009-04-07 Martin Jambor <mjambor@suse.cz>
22558 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22559 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22560 ADDR_EXPRS are include too.
22562 2009-04-07 Richard Guenther <rguenther@suse.de>
22564 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22565 decls are only used if passes as parameters or if they are
22566 local statics and the call is not to a builtin.
22567 (call_may_clobber_ref_p_1): Likewise.
22569 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22571 * expr.c (do_store_flag): Remove last argument. Simplify code
22572 to avoid duplication of tests already done by can_compare_p.
22573 (expand_expr_real_1): Adjust caller.
22575 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22577 * optabs.c (can_compare_p): Test the predicate of a
22578 cbranch and cstore pattern.
22580 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22582 * expr.c (convert_move): Use emit_store_flag instead of
22585 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22587 * config/i386/i386.c (ix86_compare_emitted): Remove.
22588 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22589 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22590 * config/i386/i386.h (ix86_compare_emitted): Remove.
22591 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22592 instead of ix86_compare_emitted.
22593 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22595 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22597 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22598 Add t-sysroot-suffix to tmake_file.
22599 * config/print-sysroot-suffix.sh: New file.
22600 * config/t-sysroot-suffix: New file.
22602 2009-04-07 Ben Elliston <bje@au.ibm.com>
22604 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22605 as the latter produces a warning when the target does not support
22608 2009-04-07 Ben Elliston <bje@au.ibm.com>
22610 * dfp.c: Replace type punning assignments with memcpy throughout.
22611 * Makefile.in (dfp.o-warn): Remove.
22613 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22616 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22617 Include soft-fp/t-softfp after rs6000/t-linux64.
22619 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22621 * stor-layout.c (set_sizetype): Use the full precision of their
22622 machine mode for bitsize types.
22624 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22626 * config/i386/i386.md: Revert 2 accidental checkins.
22628 2009-04-06 Joey Ye <joey.ye@intel.com>
22629 Xuepeng Guo <xuepeng.guo@intel.com>
22630 H.J. Lu <hongjiu.lu@intel.com>
22632 Atom pipeline model, tuning and insn selection.
22633 * config.gcc (atom): Add atom config options and target.
22635 * config/i386/atom.md: New.
22637 * config/i386/i386.c (atom_cost): New cost.
22638 (m_ATOM): New macro flag.
22639 (initial_ix86_tune_features): Set m_ATOM.
22640 (x86_accumulate_outgoing_args): Likewise.
22641 (x86_arch_always_fancy_math_387): Likewise.
22642 (processor_target): Add Atom cost.
22643 (cpu_names): Add Atom cpu name.
22644 (override_options): Set Atom ISA.
22645 (ix86_issue_rate): New case PROCESSOR_ATOM.
22646 (ix86_adjust_cost): Likewise.
22648 * config/i386/i386.h (TARGET_ATOM): New target macro.
22649 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22650 (TARGET_OPT_AGU): New target option.
22651 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22652 (processor_type): Add PROCESSOR_ATOM.
22654 * config/i386/i386.md (cpu): Add new value "atom".
22655 (use_carry, movu): New attr.
22656 (atom.md): Include atom.md.
22657 (adddi3_carry_rex64): Set attr "use_carry".
22658 (addqi3_carry): Likewise.
22659 (addhi3_carry): Likewise.
22660 (addsi3_carry): Likewise.
22661 (*addsi3_carry_zext): Likewise.
22662 (subdi3_carry_rex64): Likewise.
22663 (subqi3_carry): Likewise.
22664 (subhi3_carry): Likewise.
22665 (subsi3_carry): Likewise.
22666 (x86_movdicc_0_m1_rex64): Likewise.
22667 (*x86_movdicc_0_m1_se): Likewise.
22668 (x86_movsicc_0_m1): Likewise.
22669 (*x86_movsicc_0_m1_se): Likewise.
22670 (*adddi_1_rex64): Emit add insn as much as possible.
22671 (*addsi_1): Likewise.
22672 (return_internal): Set atom_unit.
22673 (return_internal_long): Likewise.
22674 (return_pop_internal): Likewise.
22675 (*rcpsf2_sse): Set atom_sse_attr attr.
22676 (*qrt<mode>2_sse): Likewise.
22677 (*prefetch_sse): Likewise.
22679 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22681 (ix86_target_macros_internal): Likewise.
22683 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22684 (*prefetch_sse_rex): Likewise.
22685 (sse_rcpv4sf2): Likewise.
22686 (sse_vmrcpv4sf2): Likewise.
22687 (sse_sqrtv4sf2): Likewise.
22688 (<sse>_vmsqrt<mode>2): Likewise.
22689 (sse_ldmxcsr): Likewise.
22690 (sse_stmxcsr): Likewise.
22691 (*sse_sfence): Likewise.
22692 (sse2_clflush): Likewise.
22693 (*sse2_mfence): Likewise.
22694 (*sse2_lfence): Likewise.
22695 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22696 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22697 (avx_movdqu<avxmodesuffix>): Likewise.
22698 (avx_lddqu<avxmodesuffix>): Likewise.
22699 (sse2_movntv2di): Change attr "type" to "ssemov".
22700 (sse2_movntsi): Likewise.
22701 (rsqrtv8sf2): Change attr "type" to "sseadd".
22702 (sse3_addsubv2df3): Set attr "atom_unit".
22703 (sse3_h<plusminus_insn>v4sf3): Likewise.
22704 (*sse2_pmaddwd): Likewise.
22705 (*vec_extractv2di_1_rex64): Likewise.
22706 (*vec_extractv2di_1_avx): Likewise.
22707 (sse2_psadbw): Likewise.
22708 (ssse3_phaddwv8hi3): Likewise.
22709 (ssse3_phaddwv4hi3): Likewise.
22710 (ssse3_phadddv4si3): Likewise.
22711 (ssse3_phadddv2si3): Likewise.
22712 (ssse3_phaddswv8hi3): Likewise.
22713 (ssse3_phaddswv4hi3): Likewise.
22714 (ssse3_phsubwv8hi3): Likewise.
22715 (ssse3_phsubwv4hi3): Likewise.
22716 (ssse3_phsubdv4si3): Likewise.
22717 (ssse3_phsubdv2si3): Likewise.
22718 (ssse3_phsubswv8hi3): Likewise.
22719 (ssse3_phsubswv4hi3): Likewise.
22720 (ssse3_pmaddubsw128): Likewise.
22721 (sse3_pmaddubsw: Likewise.
22722 (ssse3_palignrti): Likewise.
22723 (ssse3_palignrdi): Likewise.
22725 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22727 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22729 2009-04-06 Richard Guenther <rguenther@suse.de>
22731 PR tree-optimization/28868
22732 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22733 of which PHI results we inserted.
22734 (insert_into_preds_of_block): Record inserted PHIs.
22735 (eliminate): Eliminate redundant PHI nodes.
22736 (init_pre): Init inserted_phi_names.
22738 2009-04-06 Richard Guenther <rguenther@suse.de>
22740 PR tree-optimization/39643
22741 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22742 IMAGPART_EXPRs of complex constants.
22743 (execute_fold_all_builtins): If we folded a call queue
22744 TODO_update_address_taken.
22746 2009-04-06 Jan Hubicka <jh@suse.cz>
22748 PR middle-end/39659
22749 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22752 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22754 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22756 (ic_invalidate_array): Likewise.
22758 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22760 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22761 alignment for library calls.
22763 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22765 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22766 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22767 * config/i386/mingw-stdint.h: New file.
22769 2009-04-05 Richard Guenther <rguenther@suse.de>
22771 PR tree-optimization/39648
22772 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22773 our &A vs. &A[0] IL deficiencies.
22775 2009-04-04 Jan Hubicka <jh@suse.cz>
22777 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22778 removed toplevel regions.
22779 (sjlj_mark_call_sites): Likewise.
22781 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22783 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22784 (cygwin tm clause use_gcc_stdint): Set to wrap.
22785 * config/i386/cygwin-stdint.h: New file.
22787 2009-04-04 Richard Guenther <rguenther@suse.de>
22789 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22790 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22791 single-argument PHIs if we are in loop-closed SSA form.
22792 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22793 for the pre-condition.
22794 (slpeel_tree_peel_loop_to_edge): Likewise.
22795 (vect_build_loop_niters): Take an optional sequence to append stmts.
22796 (vect_generate_tmps_on_preheader): Likewise.
22797 (vect_do_peeling_for_loop_bound): Take extra guards for the
22799 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22800 the cost model check.
22801 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22802 guards if we are going to peel. Do not apply versioning in that case.
22803 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22804 (vect_do_peeling_for_loop_bound): Likewise.
22805 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22806 loop bound only record extra pre-conditions, do not apply loop
22809 2009-04-04 Richard Guenther <rguenther@suse.de>
22811 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22814 2009-04-04 Jan Hubicka <jh@suse.cz>
22816 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22817 last_basic_block for size of bb->index indexed array.
22818 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22819 compute_out, link_btr_uses, build_btr_def_use_webs,
22820 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22822 2009-04-04 Jan Hubicka <jh@suse.cz>
22824 * except.c (remove_eh_handler_and_replace): Break out from ...
22825 (remove_eh_handler): ... here.
22826 (bring_to_root): New function.
22827 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22828 handled ones, bring others to root of tree.
22830 2009-04-04 Jan Hubicka <jh@suse.cz>
22832 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22833 (all_phis_safe_to_merge): New function.
22834 (update_info): New structure.
22835 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22836 (cleanup_empty_eh): Update SSA if possible.
22838 2009-04-04 Richard Guenther <rguenther@suse.de>
22840 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22841 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22842 (append_vuse): Likewise.
22844 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22846 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22847 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22848 instead of REG_UNSAVED for DW_CFA_undefined.
22849 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22850 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22853 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22856 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22858 2009-04-04 Richard Guenther <rguenther@suse.de>
22860 PR tree-optimization/8781
22861 PR tree-optimization/37892
22862 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22863 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22864 (valueize_refs): Call it for *& valueizations.
22865 (shared_reference_ops_from_ref): Rename to ...
22866 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22867 (shared_reference_ops_from_call): Rename to ...
22868 (valueize_shared_reference_ops_from_call): ... this and valueize.
22869 (vn_reference_lookup): Update.
22870 (visit_reference_op_call): Likewise.
22871 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22872 (eliminate): Value-replace the call address in call statements.
22874 2009-04-04 Richard Guenther <rguenther@suse.de>
22876 PR tree-optimization/39636
22877 * tree-ssa-forwprop.c
22878 (forward_propagate_addr_into_variable_array_index): Check for
22879 GIMPLE_ASSIGN before accessing the rhs code.
22881 2009-04-03 Jason Merrill <jason@redhat.com>
22883 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22885 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22887 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22888 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22889 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22890 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22891 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22892 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22893 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22894 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22895 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22896 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22897 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22898 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22899 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22900 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22901 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22902 Use fr_reg_or_fp01_operand instead of fr_register_operand
22904 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22905 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22906 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22908 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22910 PR rtl-optimization/39607
22911 PR rtl-optimization/39631
22915 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22916 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22917 instead of DF_LR_OUT.
22918 * ira-lives.c (process_bb_node_lives): Ditto.
22919 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22920 instead of DF_LR_{OUT,IN}.
22921 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22922 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22924 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22926 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22927 (execute_lower_omp): Always run but take the short way out if -fopenmp
22929 (gate_lower_omp): Remove, forcing the pass manager to always run the
22930 pass and always set PROP_gimple_lomp.
22931 (pass_lower_omp): Remove gate function.
22932 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22933 PROP_trees. Instead, require it.
22934 * ipa-cp.c (pass_ipa_cp): Likewise.
22935 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22936 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22937 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22938 and PROP_gimple_leh.
22940 2009-04-03 Richard Guenther <rguenther@suse.de>
22942 PR middle-end/13146
22943 PR tree-optimization/23940
22944 PR tree-optimization/33237
22945 PR middle-end/33974
22946 PR middle-end/34093
22947 PR tree-optimization/36201
22948 PR tree-optimization/36230
22949 PR tree-optimization/38049
22950 PR tree-optimization/38207
22951 PR tree-optimization/38230
22952 PR tree-optimization/38301
22953 PR tree-optimization/38585
22954 PR middle-end/38895
22955 PR tree-optimization/38985
22956 PR tree-optimization/39299
22957 * tree-ssa-structalias.h: Remove.
22958 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22959 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22960 (struct vuse_element_d): Remove.
22961 (struct vuse_vec_d): Likewise.
22962 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22963 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22964 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22965 VUSE_ELEMENT_VAR): Likewise.
22966 (struct voptype_d): Likewise.
22967 (NUM_VOP_FREE_BUCKETS): Likewise.
22968 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22969 (struct stmt_operands_d): Remove.
22970 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22971 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22972 VDEF_NUM, VDEF_VECT): Likewise.
22973 (copy_virtual_operands): Remove.
22974 (operand_build_cmp): Likewise.
22975 (create_ssa_artificial_load_stmt): Likewise.
22976 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22977 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22978 vuse_index and mayuse_index members. Pack and move done and iter_type
22979 members to the front.
22980 (SSA_OP_VMAYUSE): Remove.
22981 (SSA_OP_VIRTUAL_USES): Adjust.
22982 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22983 (unlink_stmt_vdef): Declare.
22984 (add_to_addressable_set): Remove.
22985 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22986 (vrp_visit_stmt): Likewise.
22987 * doc/tree-ssa.texi (Alias analysis): Update.
22988 * doc/invoke.texi (max-aliased-vops): Remove docs.
22989 (avg-aliased-vops): Likewise.
22990 * tree-into-ssa.c (syms_to_rename): Remove.
22991 (need_to_update_vops_p): Likewise.
22992 (need_to_initialize_update_ssa_p): Rename to ...
22993 (update_ssa_initialized_fn): ... this. Track function we are
22995 (symbol_marked_for_renaming): Simplify.
22996 (add_new_name_mapping): Do not set need_to_update_vops_p.
22997 (dump_currdefs): Use SYMS_TO_RENAME.
22998 (rewrite_update_stmt): Always walk all uses/defs.
22999 (dump_update_ssa): Adjust.
23000 (init_update_ssa): Take function argument. Track what we are
23002 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23003 (create_new_def_for): Initialize for cfun, assert we are initialized
23005 (mark_sym_for_renaming): Simplify.
23006 (mark_set_for_renaming): Do not initialize update-ssa.
23007 (need_ssa_update_p): Simplify. Take function argument.
23008 (name_mappings_registered_p): Assert we ask for the correct function.
23009 (name_registered_for_update_p): Likewise.
23010 (ssa_names_to_replace): Likewise.
23011 (release_ssa_name_after_update_ssa): Likewise.
23012 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23013 (dump_decl_set): Do not print a newline.
23014 (debug_decl_set): Do it here.
23015 (dump_update_ssa): And here.
23016 * tree-ssa-loop-im.c (move_computations): Adjust.
23017 (movement_possibility): Likewise.
23018 (determine_max_movement): Likewise.
23019 (gather_mem_refs_stmt): Likewise.
23020 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23021 or NAME_MEMORY_TAG.
23022 * tree-complex.c (update_all_vops): Remove.
23023 (expand_complex_move): Adjust.
23024 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23025 Simplify test for memory referencing statement. Exclude
23026 non-invariant ADDR_EXPRs.
23027 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23028 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23029 (rdg_flag_uses): Likewise.
23030 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23032 (tree_optimize_tail_calls_1): Also split the
23033 edge from the entry block if we have degenerate PHI nodes in
23034 the first basic block.
23035 * tree.c (init_ttree): Remove memory-tag related code.
23036 (tree_code_size): Likewise.
23037 (tree_node_structure): Likewise.
23038 (build7_stat): Re-write to be build6_stat.
23039 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23040 (SSA_VAR_P): Adjust.
23041 (struct tree_memory_tag): Remove.
23042 (struct tree_memory_partition_tag): Likewise.
23043 (union tree_node): Adjust.
23044 (build7): Re-write to be build6.
23045 * tree-pass.h (pass_reset_cc_flags): Remove.
23046 (TODO_update_address_taken): New flag.
23047 (pass_simple_dse): Remove.
23048 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23049 * params.h (MAX_ALIASED_VOPS): Remove.
23050 (AVG_ALIASED_VOPS): Likewise.
23051 * omp-low.c (expand_omp_taskreg): Update SSA form.
23052 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23053 aliases the lhs in a copy stmt.
23054 * tree-ssa-dse.c (struct address_walk_data): Remove.
23055 (memory_ssa_name_same): Likewise.
23056 (memory_address_same): Likewise.
23057 (get_kill_of_stmt_lhs): Likewise.
23058 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23059 unused stores. Look through PHI nodes into post-dominated regions.
23060 (dse_optimize_stmt): Simplify. Properly remove stores.
23061 (tree_ssa_dse): Compute dominators.
23062 (execute_simple_dse): Remove.
23063 (pass_simple_dse): Likewise.
23064 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23065 gimple_loaded_syms and gimple_stored_syms computation.
23066 * toplev.c (dump_memory_report): Dump alias and pta stats.
23067 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23068 (vn_reference_eq): Likewise.
23069 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23070 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23071 valueize_vuses): Remove.
23072 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23073 (get_def_ref_stmt_vuse): ... this.
23074 (vn_reference_lookup_2): New function.
23075 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23076 walking equivalent vuses. Simplify.
23077 (vn_reference_lookup): Likewise.
23078 (vn_reference_insert): Likewise.
23079 (vn_reference_insert_pieces): Likewise.
23080 (visit_reference_op_call): Simplify.
23081 (visit_reference_op_load): Likewise.
23082 (visit_reference_op_store): Likewise.
23083 (init_scc_vn): Remove shared_lookup_vuses initialization.
23084 (free_scc_vn): Remove shared_lookup_vuses freeing.
23085 (sort_vuses, sort_vuses_heap): Remove.
23086 (get_ref_from_reference_ops): Export.
23087 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23088 vector with single vuse pointer.
23089 (vn_reference_lookup_pieces, vn_reference_lookup,
23090 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23091 (shared_vuses_from_stmt): Remove.
23092 (get_ref_from_reference_ops): Declare.
23093 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23094 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23095 memory-tag related code.
23096 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23097 (likely_value): Add comment, skip static-chain of call statements.
23098 (surely_varying_stmt_p): Adjust.
23099 (gimplify_and_update_call_from_tree): Likewise.
23100 (execute_fold_all_builtins): Do not rebuild alias info.
23101 (gimplify_and_update_call_from_tree): Properly update VOPs.
23102 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23103 (copy_ref_info): Remove memory-tag related code.
23104 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23105 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23106 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23108 * tree-ssa-dom.c (gimple_p): Remove typedef.
23109 (eliminate_redundant_computations): Adjust.
23110 (record_equivalences_from_stmt): Likewise.
23111 (avail_expr_hash): Likewise.
23112 (avail_expr_eq): Likewise.
23113 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23114 (stmt_makes_single_load): Likewise.
23115 (stmt_makes_single_store): Likewise.
23116 * tree-ssa-alias.c: Rewrite completely.
23117 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23118 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23119 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23120 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23121 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23122 Remove public functions.
23123 (pass_reset_cc_flags): Remove.
23124 (pass_build_alias): Move ...
23125 * tree-ssa-structalias.c (pass_build_alias): ... here.
23126 * tree-ssa-alias.c (may_be_aliased): Move ...
23127 * tree-flow-inline.h (may_be_aliased): ... here.
23128 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23129 count_uses_and_derefs): Move ...
23130 * gimple.c: ... here.
23131 * gimple.h (count_uses_and_derefs): Declare.
23132 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23133 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23134 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23135 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23136 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23137 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23138 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23140 * tree-dfa.c (refs_may_alias_p): Move ...
23141 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23142 * tree-ssa-alias.h: New file.
23143 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23144 (statement_sink_location): Likewise.
23145 * opts.c (decode_options): Do not adjust max-aliased-vops or
23146 avg-aliased-vops values.
23147 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23148 (TV_CALL_CLOBBER): Likewise.
23149 (TV_FLOW_SENSITIVE): Likewise.
23150 (TV_FLOW_INSENSITIVE): Likewise.
23151 (TV_MEMORY_PARTITIONING): Likewise.
23152 (TV_ALIAS_STMT_WALK): New timevar.
23153 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23154 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23155 (get_address_description): Remove memory-tag related code.
23156 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23157 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23158 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23159 and immediate uses in statements. Document.
23160 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23161 (dump_symbols): Remove.
23162 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23163 * alias.c (get_deref_alias_set): New function split out from ...
23164 (get_alias_set): ... here.
23165 * alias.h (get_deref_alias_set): Declare.
23166 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23167 type parameter. Remove restrict pointer handling. Create a
23168 ref-all pointer in case type-based alias sets do not conflict.
23169 (vect_analyze_data_refs): Remove SMT related code.
23170 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23171 (vectorizable_load): Likewise.
23172 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23173 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23174 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23175 Ignore vops and SMTs.
23176 (dr_analyze_alias): Likewise..
23177 (free_data_ref): Likewise.
23178 (create_data_ref): Likewise.
23179 (analyze_all_data_dependences): Likewise.
23180 (get_references_in_stmt): Adjust.
23181 * tree-flow-inline.h (gimple_aliases_computed_p,
23182 gimple_addressable_vars, gimple_call_clobbered_vars,
23183 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23184 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23185 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23186 gimple_mem_ref_stats): Remove.
23187 (gimple_vop): New function.
23188 (op_iter_next_use): Remove vuses and mayuses cases.
23189 (op_iter_next_def): Remove vdefs case.
23190 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23191 (clear_and_done_ssa_iter): Do not set removed fields.
23192 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23193 Assert we are not iterating over vuses or vdefs if not also
23194 iterating over uses or defs.
23195 (op_iter_init_use): Likewise.
23196 (op_iter_init_def): Likewise.
23197 (op_iter_next_vdef): Remove.
23198 (op_iter_next_mustdef): Likewise.
23199 (op_iter_init_vdef): Likewise.
23200 (compare_ssa_operands_equal): Likewise.
23201 (link_use_stmts_after): Handle vuse operand.
23202 (is_call_used): Use is_call_clobbered.
23203 (is_call_clobbered): Global variables are always call clobbered,
23204 query the call-clobbers bitmap.
23205 (mark_call_clobbered): Ignore global variables.
23206 (clear_call_clobbered): Likewise.
23207 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23208 virtual operands sanity check.
23209 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23211 (TARGET_MEM_REF): Remove TMR_TAG operand.
23212 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23213 Remove call-clobber related code.
23214 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23215 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23216 partitions or escape reason.
23217 (get_single_def_stmt, get_single_def_stmt_from_phi,
23218 get_single_def_stmt_with_phi): Remove.
23219 (dump_referenced_vars): Tidy.
23220 (get_ref_base_and_extent): Allow bare decls.
23221 (collect_dfa_stats): Adjust.
23222 * graphite.c (rename_variables_in_stmt): Adjust.
23223 (graphite_copy_stmts_from_block): Likewise.
23224 (translate_clast): Likewise.
23225 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23227 (translate_vuse_through_block): Use the oracle.
23228 (phi_translate_1): Adjust.
23229 (value_dies_in_block_x): Use the oracle. Cache the outcome
23231 (valid_in_sets): Check if the VUSE for
23232 a REFERENCE is available.
23233 (eliminate): Do not remove stmts during elimination,
23234 instead queue and remove them afterwards.
23235 (do_pre): Do not rebuild alias info.
23236 (pass_pre): Run TODO_rebuild_alias before PRE.
23237 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23238 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23239 (mark_all_v_defs_stmt): Remove.
23240 (mark_all_v_defs_seq): Adjust.
23241 (sra_replace): Likewise.
23242 (scalarize_use): Likewise.
23243 (scalarize_copy): Likewise.
23244 (scalarize_init): Likewise.
23245 (scalarize_ldst): Likewise.
23246 (todoflags): Remove.
23247 (tree_sra): Do not rebuild alias info.
23248 (tree_sra_early): Adjust.
23249 (pass_sra): Run TODO_update_address_taken before SRA.
23250 * tree-predcom.c (set_alias_info): Remove.
23251 (prepare_initializers_chain): Do not call it.
23252 (mark_virtual_ops_for_renaming): Adjust.
23253 (mark_virtual_ops_for_renaming_list): Remove.
23254 (initialize_root_vars): Adjust.
23255 (initialize_root_vars_lm): Likewise.
23256 (prepare_initializers_chain): Likewise.
23257 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23258 (may_propagate_copy_into_stmt): Likewise.
23259 (merge_alias_info): Do nothing for now.
23260 (propagate_tree_value_into_stmt): Adjust.
23261 (stmt_may_generate_copy): Likewise.
23262 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23263 not mark symbols for renaming.
23264 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23265 with the same statement, make sure to update the new pointed-to one.
23266 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23267 call statements, do not mark symbols for renaming.
23268 (mark_operand_necessary): Dump something.
23269 (ref_may_be_aliased): New function.
23270 (mark_aliased_reaching_defs_necessary_1): New helper function.
23271 (mark_aliased_reaching_defs_necessary): Likewise.
23272 (mark_all_reaching_defs_necessary_1): Likewise.
23273 (mark_all_reaching_defs_necessary): Likewise.
23274 (propagate_necessity): Do not process virtual PHIs. For
23275 non-aliased loads mark all reaching definitions as necessary.
23276 For aliased loads and stores mark the immediate dominating
23277 aliased clobbers as necessary.
23278 (visited): New global static.
23279 (perform_tree_ssa_dce): Free visited bitmap after propagating
23281 (remove_dead_phis): Perform simple dead virtual PHI removal.
23282 (remove_dead_stmt): Properly unlink virtual operands when
23284 (eliminate_unnecessary_stmts): Schedule PHI removal after
23286 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23287 (process_replaceable): Likewise.
23288 (find_replaceable_in_bb): Likewise.
23289 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23290 based on the single gimple vop.
23291 (verify_flow_insensitive_alias_info): Remove.
23292 (verify_flow_sensitive_alias_info): Likewise.
23293 (verify_call_clobbering): Likewise.
23294 (verify_memory_partitions): Likewise.
23295 (verify_alias_info): Likewise.
23296 (verify_ssa): Adjust..
23297 (execute_update_addresses_taken): Export. Update SSA
23298 manually. Optimize only when optimizing. Use a local bitmap.
23299 (pass_update_address_taken): Remove TODO_update_ssa, add
23301 (pass_update_address_taken): Just use TODO_update_address_taken.
23302 (init_tree_ssa): Do not initialize addressable_vars.
23303 (verify_ssa): Verify new VUSE / VDEF properties.
23304 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23305 Do not call verify_alias_info.
23306 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23307 Do not free the loaded and stored syms bitmaps. Reset the escaped
23308 and callused solutions. Do not free addressable_vars.
23309 Remove memory-tag related code.
23310 (warn_uninitialized_var): Aliases are always available.
23311 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23312 * lambda-code.c (can_put_in_inner_loop): Adjust.
23313 (can_put_after_inner_loop): Likewise.
23314 (perfect_nestify): Likewise.
23315 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23316 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23317 (vectorizable_conversion): Do not mark symbols for renaming.
23318 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23319 (expand_call_inline): Unlink the calls virtual operands before
23321 (tree_function_versioning): Do not call update_ssa if we are not
23322 updating clones. Simplify.
23323 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23324 (propagate_with_phi): Likewise..
23325 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23326 clobber code. Assert we are not aliased or global.
23327 * tree-flow.h: Include tree-ssa-alias.h
23328 (enum escape_type): Remove.
23329 (struct mem_sym_stats_d): Likewise.
23330 (struct mem_ref_stats_d): Likewise.
23331 (struct gimple_df): Add vop member. Remove global_var,
23332 call_clobbered_vars, call_used_vars, addressable_vars,
23333 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23334 escaped and callused members.
23335 (struct ptr_info_def): Remove all members, add points-to solution
23337 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23338 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23339 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23340 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23341 (tree-ssa-alias.o): Likewise.
23342 (toplev.o): Add tree-ssa-alias.h
23343 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23344 * gimple.c (gimple_set_bb): Fix off-by-one error.
23345 (is_gimple_reg): Do not handle memory tags.
23346 (gimple_copy): Also copy virtual operands.
23347 Delay updating the statement. Do not reset loaded and stored syms.
23348 (gimple_set_stored_syms): Remove.
23349 (gimple_set_loaded_syms): Likewise.
23350 (gimple_call_copy_skip_args): Copy the virtual operands
23351 and mark the new statement modified.
23352 * tree-ssa-structalias.c (may_alias_p): Remove.
23353 (set_uids_in_ptset): Take the alias set to prune with as
23354 parameter. Fold in the alias test of may_alias_p.
23355 (compute_points_to_sets): Compute whether a ptr is dereferenced
23356 in a local sbitmap.
23357 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23358 other ADDRESSOF constraints on the lhs.
23359 (get_constraint_for_component_ref): Assert that we don't get
23360 ADDRESSOF constraints from the base of the reference.
23361 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23362 (struct variable_info): Remove collapsed_to member.
23363 (get_varinfo_fc): Remove.
23364 (new_var_info): Do not set collapsed_to.
23365 (dump_constraint): Do not follow cycles.
23366 (dump_constraint_graph): Likewise.
23367 (build_pred_graph): Likewise.
23368 (build_succ_graph): Likewise.
23369 (rewrite_constraints): Likewise.
23370 (do_simple_structure_copy): Remove.
23371 (do_rhs_deref_structure_copy): Remove.
23372 (do_lhs_deref_structure_copy): Remove.
23373 (collapse_rest_of_var): Remove.
23374 (do_structure_copy): Re-implement.
23375 (pta_stats): New global variable.
23376 (dump_pta_stats): New function.
23377 (struct constraint_expr): Make offset signed.
23378 (UNKNOWN_OFFSET): Define special value.
23379 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23380 (solution_set_expand): New helper function split out from ...
23381 (do_sd_constraint): ... here.
23382 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23383 (do_ds_constraint): Likewise.
23384 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23385 and CALLUSED = *CALLUSED.
23386 (set_union_with_increment): Make inc argument signed.
23387 (type_safe): Remove.
23388 (get_constraint_for_ptr_offset): Handle unknown and negative
23390 (first_vi_for_offset): Handle offsets before start. Bail
23391 out early for offsets beyond the variable extent.
23392 (first_or_preceding_vi_for_offset): New function.
23393 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23394 Together with ESCAPED = *ESCAPED this properly computes reachability.
23395 (find_what_var_points_to): New function.
23396 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23397 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23398 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23399 pt_solutions_intersect): New functions.
23400 (compute_call_used_vars): Remove.
23401 (compute_may_aliases): New main entry into PTA computation.
23402 * gimple.h (gimple_p): New typedef.
23403 (struct gimple_statement_base): Remove references_memory_p.
23404 (struct gimple_statement_with_memory_ops_base): Remove
23405 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23407 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23408 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23409 gimple_set_references_memory): Remove.
23410 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23411 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23413 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23414 (verify_expr): Allow RESULT_DECL.
23415 (gimple_duplicate_bb): Do not copy virtual operands.
23416 (gimple_duplicate_sese_region): Adjust.
23417 (gimple_duplicate_sese_tail): Likewise.
23418 (mark_virtual_ops_in_region): Remove.
23419 (move_sese_region_to_fn): Do not call it.
23420 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23421 and pass_simple_dse.
23422 (execute_function_todo): Handle TODO_update_address_taken,
23423 call execute_update_addresses_taken for TODO_rebuild_alias.
23424 (execute_todo): Adjust.
23425 (execute_one_pass): Init dump files early.
23426 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23428 (create_general_new_stmt): Clear vops.
23429 * tree-ssa-reassoc.c (get_rank): Adjust.
23430 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23431 symbols for renaming.
23432 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23433 (PARAM_AVG_ALIASED_VOPS): Likewise.
23434 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23435 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23436 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23437 (operand_build_cmp, copy_virtual_operands,
23438 create_ssa_artificial_load_stmt, add_to_addressable_set,
23439 gimple_add_to_addresses_taken): Remove public functions.
23440 (unlink_stmt_vdef): New function.
23442 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23444 * config.gcc (powerpc-*-linux*): Merge variants.
23446 2009-04-02 Chao-ying Fu <fu@mips.com>
23447 James Grosbach <james.grosbach@microchip.com>
23449 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23450 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23452 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23453 keep_interrupts_masked_p, use_debug_exception_return_p.
23454 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23455 keep_interrupts_masked, use_debug_exception_return.
23456 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23457 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23459 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23460 (mips_print_operand): Process COP0 registers to print $0 .. $31
23461 correctly for GAS to process.
23462 (mips_interrupt_extra_call_saved_reg_p): New function.
23463 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23465 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23466 (mips_compute_frame_info): Add supports for interrupt context that
23467 includes doubleword accumulators and COP0 registers.
23468 (mips_for_each_saved_acc): New function.
23469 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23470 mips_for_each_saved_reg.
23471 (mips_save_reg): Save accumulators.
23472 (mips_kernel_reg_p): A new for_each_rtx callback.
23473 (mips_expand_prologue): Support interrupt handlers.
23474 (mips_restore_reg): Restore accumulators.
23475 (mips_expand_epilogue): Support interrupt handlers.
23476 (mips_can_use_return_insn): Return false for interrupt handlers.
23477 (mips_epilogue_uses): New function.
23478 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23479 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23480 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23481 cop0_move): New instructions.
23482 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23483 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23485 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23487 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23488 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23489 interrupt handlers, we use K0 as the temporary register.
23490 (EPILOGUE_USES): Change to a function call.
23491 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23492 handlers, we use K0 as the temporary register.
23494 * doc/extend.texi (Function Attributes): Document interrupt,
23495 use_shadow_register_set, keep_interrupts_masked,
23496 use_debug_exception_return for MIPS attributes.
23498 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23500 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23501 Remove a number of t-files from tmake_file.
23502 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23503 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23504 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23505 target_prototype, not TARGET_PROTOTYPE.
23506 (LINK_OS_GNU_SPEC): Define.
23507 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23508 and darwin-ldoubdle.c.
23510 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23513 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23514 (cpp_options): Ditto.
23515 (default_compilers): Ditto.
23516 (display_help): Ditto.
23517 (process_command): Ditto.
23518 (do_spec_1): Ditto.
23519 (set_input): Use lbasename instead of duplicate code.
23520 (save_temps_prefix): New static for -save-temps=obj.
23521 (save_temps_length): Ditto.
23523 * doc/invoke.texi (-save-temps=obj): Document new variant to
23524 -save-temps switch.
23526 2009-04-02 Jeff Law <law@redhat.com>
23528 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23531 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23533 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23534 * configure: Regenerated.
23536 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23538 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23539 share the argument list.
23541 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23545 2009-02-12 Diego Novillo <dnovillo@google.com>
23547 * varpool.c (debug_varpool): New.
23548 * cgraph.h (debug_varpool): Declare.
23550 2009-04-02 Jan Hubicka <jh@suse.cz>
23552 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23555 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23557 * config/i386/i386.c (ix86_abi): Move initialization to ...
23558 (override_options): Here.
23560 2009-04-02 Christian Bruel <christian.bruel@st.com>
23562 * config/sh/sh.c (sh_dwarf_register_span): New function.
23563 (TARGET_DWARF_REGISTER_SPAN): Define.
23564 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23566 2009-04-02 Ira Rosen <irar@il.ibm.com>
23568 PR tree-optimization/39595
23569 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23570 interleaved loads group is not greater than the SLP group size.
23572 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23574 * builtins.c (is_builtin_name): New.
23575 (called_as_built_in): Use is_builtin_name.
23576 * tree.h (is_builtin_name): New.
23577 * varasm.c (incorporeal_function_p): Use is_builtin_name
23579 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23581 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23583 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23586 * c-decl.c (clone_underlying_type): Move this ...
23587 * c-common.c (set_underlying_type): ... here.
23588 Also, make sure the function properly sets TYPE_STUB_DECL() on
23589 the newly created typedef variant type.
23590 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23591 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23594 2009-04-02 Richard Guenther <rguenther@suse.de>
23596 PR tree-optimization/37221
23597 * tree-flow.h (degenerate_phi_result): Declare.
23598 * tree-ssa-dom.c (degenerate_phi_result): Export.
23599 * tree-scalar-evolution.c (analyze_initial_condition): If
23600 the initial condition is defined by a degenerate PHI node
23601 use the degenerate value.
23603 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23605 PR rtl-optimization/39588
23606 * combine.c (merge_outer_ops): Do not set the constant when this
23608 (simplify_shift_const_1): Do not modify it either in this case.
23610 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23612 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23613 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23615 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23618 * c-lex.c (interpret_float): Default (no suffix) is double.
23620 2009-04-1 Xinliang David Li <davidxl@google.com>
23622 * config/i386/i386.c (legitimate_constant_p): Recognize
23623 all one vector constant.
23625 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23627 * config/vax/vax.c: Add #includes to silence warnings.
23628 Change #include order to silence two warnings.
23630 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23632 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23633 (ASM_SPEC): Pass -k to the assembler for PIC code.
23635 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23637 * config.gcc: Add vax-*-linux* to the switch.
23638 * config/vax/linux.h: New file. (TARGET_VERSION,
23639 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23641 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23643 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23644 Use predicate macros instead of GET_CODE() == foo.
23645 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23646 ashlsi3, rotrsi3, <unnamed>): Likewise.
23648 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23650 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23651 jbbccihi, jbbccisi): Remova trailing whitespace.
23652 * config/vax/constraints.md: Likewise.
23653 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23654 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23655 * config/vax/predicates.md: Likewise.
23656 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23657 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23658 * config/vax/vax.h: Likewise.
23659 * config/vax/vax.md (nonlocal_goto): Likewise.
23661 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23663 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23664 (indirectable_address_p, adjacent_operands_p): Add spaces around
23666 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23668 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23670 * config/vax/vax.c (legitimate_constant_address_p,
23671 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23672 index_term_p, reg_plus_index_p, legitimate_address_p,
23673 vax_mode_dependent_address_p): Update comments to match functions
23674 modified by the recent int->bool conversion.
23676 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23678 * config/vax/builtins.md: Update copyright message.
23679 * config/vax/constraints.md: Likewise.
23680 * config/vax/netbsd-elf.h: Likewise.
23681 * config/vax/predicates.md: Likewise.
23682 * config/vax/vax-protos.h: Likewise.
23683 * config/vax/vax.c: Likewise.
23684 * config/vax/vax.h: Likewise.
23685 * config/vax/vax.md: Likewise.
23686 * config/vax/vax.opt: Likewise.
23688 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23690 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23691 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23692 * config/vax/constraints.md (B, R): Likewise.
23693 * config/vax/predicates.md (external_memory_operand,
23694 nonimmediate_addsub_di_operand): Likewise.
23695 * config/vax/vax.c (vax_output_int_add): Likewise.
23696 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23697 untyped_call): Likewise.
23699 2009-04-01 Matt Thomas <matt@3am-software.com>
23701 * config/vax/predicates.md: New file.
23702 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23703 external_const_operand, nonsymbolic_operand, external_memory_operand,
23704 indirect_memory_operand, indexed_memory_operand,
23705 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23706 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23708 * config/vax/constraints.md: New file.
23709 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23711 * config/vax/builtins.md: New file.
23712 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23713 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23715 * config/vax/vax.opt (mqmath): Add option.
23716 * config/vax/vax.md (isfx): Extend with DI.
23717 (VAXintQH, VAXintQHSD): Define.
23718 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23719 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23720 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23721 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23722 (movdi): Update constraints and use vax_output_int_move().
23723 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23724 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23725 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23726 nonlocal_goto): New.
23727 (mov<mode>): Extend accepted operand types.
23728 (subdi3_old): Rename from subdi3, change update constraints and use
23729 a new implementation.
23730 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23731 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23732 MOVE_RATIO, CLEAR_RATIO): Define.
23733 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23734 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23735 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23736 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23737 (split_quadword_operands): Make static and really allow variable
23739 (print_operand_address): Update for PIC generation.
23740 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23741 indexable_address_p, fixup_mathdi_operand,
23742 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23743 (vax_float_literal, legitimate_constant_p,
23744 indirectable_constant_address_p, index_term_p,
23745 reg_plus_index_p): Return bool instead of int.
23746 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23748 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23750 (vax_output_conditional_branch): Indent.
23751 (legitimate_constant_address_p, indirectable_constant_address_p,
23752 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23753 vax_mode_dependent_address_p): Return bool instead of int, update for
23755 * config/vax/vax-protos.h (legitimate_constant_address_p,
23756 legitimate_constant_p, legitimate_address_p,
23757 vax_mode_dependent_address_p): Change declaration to bool.
23758 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23759 vax_expand_addsub_di_operands, vax_output_int_subtract,
23760 vax_output_movmemsi): Declare.
23761 (split_quadword_operands, vax_float_literal): Delete declaration.
23762 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23763 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23764 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23765 ASM_OUTPUT_DWARF_PCREL): Define.
23766 (ASM_SPEC): Change definition to allow PIC generation.
23768 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23770 * doc/sourcebuild.texi: Update front-end requirements.
23772 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23775 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23776 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23777 (booldi3_internal3): Use boolean_or_operator instead of
23780 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23783 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23784 declarator whose size is not an integer constant expression but
23785 folds to an integer constant, then treat it as a constant
23788 2009-04-01 Richard Guenther <rguenther@suse.de>
23790 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23791 i * 4 + 2 to (i * 2 + 1) * 2.
23793 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23796 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23797 return if c_parser_asm_string_literal returned NULL.
23799 2009-04-01 Nick Clifton <nickc@redhat.com>
23801 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23803 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23804 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23805 other typedefs to avoid conflicts with libgcc2.c. Define labels
23806 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23808 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23809 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23812 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23814 * varasm.c (default_function_rodata_section): Declare DOT as
23817 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23818 Andrey Galkin <agalkin@hypercom.com>
23821 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23822 Make object_name unique for each process.
23824 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23827 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23828 addressable variables in the parallel that could go out of scope while
23829 running queued tasks.
23831 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23833 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23834 (CASE_VALUES_THRESHOLD): Redefine.
23835 * config/avr/avr.c (avr_override_options): Remove initialization of
23836 avr_case_values_threshold variable.
23837 (avr_case_values_threshold): Remove variable. Add new function.
23838 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23839 * config/avr/avr.opt (mno-tablejump): Remove option.
23840 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23842 2009-04-01 DJ Delorie <dj@redhat.com>
23844 * varasm.c (default_function_rodata_section): Don't assume
23845 anything about where the first '.' in the section name is.
23847 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23849 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23850 rs6000_emit_stack_tie.
23852 2009-03-31 Ian Lance Taylor <iant@google.com>
23854 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23855 gimple_code with GIMPLE_RESX, not RESX.
23857 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23859 * c-common.c (c_get_ident): New.
23860 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23862 2009-04-01 Ben Elliston <bje@au.ibm.com>
23864 * config/rs6000/sysv4.opt (msdata): Improve option description.
23866 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23868 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23869 (divdf3_internal_lat): Remove.
23870 (divxf3_internal_lat): Remove.
23871 (divxf3_internal_thr): Remove.
23872 (divxf): Use divxf3_internal.
23873 * config/ia64/div.md (divsf3_internal_lat): New.
23874 (divdf3_internal_lat): New.
23875 (divxf3_internal): New.
23877 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23880 * Makefile.in (USE_GCC_STDINT): Define.
23881 (stmp-int-hdrs): Install stdint.h if applicable.
23882 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23884 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23885 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23886 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23887 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23888 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23889 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23890 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23891 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23892 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23893 (c_common_nodes_and_builtins): Initialize
23894 underlying_wchar_type_node. Do not initialize
23895 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23896 nodes for new types.
23897 (c_stddef_cpp_builtins): Define macros for new types.
23898 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23900 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23901 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23902 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23903 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23904 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23905 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23906 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23907 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23908 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23909 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23910 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23911 int16_type_node, int32_type_node, int64_type_node,
23912 uint8_type_node, uint16_type_node, c_uint32_type_node,
23913 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23914 int_least32_type_node, int_least64_type_node,
23915 uint_least8_type_node, uint_least16_type_node,
23916 uint_least32_type_node, uint_least64_type_node,
23917 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23918 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23919 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23920 uintptr_type_node): Define.
23921 * c-cppbuiltin.c (builtin_define_constants,
23922 builtin_define_type_minmax): New.
23923 (builtin_define_stdint_macros): Define more macros.
23924 (c_cpp_builtins): Define more limit macros.
23925 (type_suffix): New.
23926 (builtin_define_type_max): Define in terms of
23927 builtin_define_type_minmax. Remove is_long parameter. All
23929 * config.gcc (use_gcc_stdint): Define.
23930 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23931 Add newlib-stdint.h for generic targets.
23932 * config/glibc-stdint.h, config/newlib-stdint.h,
23933 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23934 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23935 * config/score/score.h (UINTPTR_TYPE): Define.
23936 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23937 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23938 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23939 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23940 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23941 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23942 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23943 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23944 * config/spu/spu.h (STDINT_LONG32): Define.
23945 * configure.ac (use_gcc_stdint): Substitute.
23946 * configure: Regenerate.
23947 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23948 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23949 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23950 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23951 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23952 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23953 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23954 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23955 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23956 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23957 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23958 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23959 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23960 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23961 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23962 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23963 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23964 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23965 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23966 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23967 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23968 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23969 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23970 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23971 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23972 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23973 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23974 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23975 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23977 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23979 * loop-iv.c (suitable_set_for_replacement): Renamed from
23980 simplify_using_assignment; changed to return bool and to accept new
23981 args DEST and SRC. Return true iff we find a source/destination pair
23982 that can be used to make a replacement, and fill SRC and DEST if so.
23983 Remove arg ALTERED. Don't deal with altered regs here. All callers
23985 (simplify_using_initial_values): Deal with altered regs here and track
23986 more precisely the effect they have on the validity of our expression.
23988 * loop-iv.c (simplify_using_condition): A condition of the form
23989 (EQ REG CONST) can be used to simply make a substitution.
23990 (simplify_using_initial_values): Keep track of conditions we have seen
23991 and keep using them to simplify new expressions, while applying the
23992 same substitutions to them as to the expression.
23994 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23995 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23998 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23999 changed. Use this when trying to improve the upper bound.
24000 Generate the comparison by using simplify_gen_relational.
24002 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24004 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24006 (simplify_using_assignment, simplify_using_initial_values): Call
24007 replace_in_expr to make replacements. Call replace_single_def_regs
24008 once on the initial version of the expression.
24010 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24013 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24015 2009-03-31 Richard Guenther <rguenther@suse.de>
24017 PR middle-end/31029
24018 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24019 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24021 2009-03-31 Richard Guenther <rguenther@suse.de>
24023 * tree.h (div_if_zero_remainder): Declare.
24024 * fold-const.c (div_if_zero_remainder): Export.
24025 * tree-ssa-forwprop.c
24026 (forward_propagate_addr_into_variable_array_index): Handle
24027 constant array index addition outside of the variable index.
24029 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24032 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24033 define_splits, floatunssi<mode>2): Require x87 conversions from
24034 DImode to be permitted.
24036 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24038 PR preprocessor/15638
24039 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24041 2009-03-31 Richard Guenther <rguenther@suse.de>
24043 PR middle-end/23401
24044 PR middle-end/27810
24045 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24046 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24047 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24048 a separate statement.
24049 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24050 (lookup_tmp_var): Likewise.
24051 (is_gimple_formal_tmp_or_call_rhs): Remove.
24052 (is_gimple_reg_or_call_rhs): Rename to ...
24053 (is_gimple_reg_rhs_or_call): ... this.
24054 (is_gimple_mem_or_call_rhs): Rename to ...
24055 (is_gimple_mem_rhs_or_call): ... this.
24056 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24057 DECL_GIMPLE_REG_P only if is_formal is true.
24058 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24059 for non-proper post-modify expression gimplification.
24060 (gimplify_self_mod_expr): For post-modify expressions gimplify
24061 the lvalue to a minimal lvalue.
24062 (rhs_predicate_for): Remove formal temp case.
24063 (gimplify_modify_expr_rhs): Likewise.
24064 (gimplify_addr_expr): Use is_gimple_reg.
24065 (gimplify_expr): Remove formal temp cases.
24066 (gimple_regimplify_operands): Likewise.
24067 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24068 and FILTER_EXPR like constants.
24069 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24071 (is_gimple_formal_tmp_rhs): Remove.
24072 (is_gimple_reg_rhs): Remove special casing.
24073 (is_gimple_mem_rhs): Fix.
24074 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24075 (is_gimple_formal_tmp_var): Remove.
24076 (is_gimple_formal_tmp_reg): Likewise.
24077 (is_gimple_min_lval): Allow invariant component ref parts.
24078 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24079 is_gimple_formal_tmp_reg): Remove declarations.
24080 * tree-cfg.c (verify_expr): Verify that variables with address
24081 taken do not have DECL_GIMPLE_REG_P set.
24082 * tree-mudflap.c (mf_build_check_statement_for): Use
24083 force_gimple_operand instead of gimplify_expr.
24085 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24087 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24088 schedulable rows to compute_split_row.
24090 2009-03-31 Ben Elliston <bje@au.ibm.com>
24093 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24096 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24098 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24099 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24100 * configure: Regenerate.
24101 * config.in: Regenerate.
24102 * config/rs6000/rs6000.opt (mtls-markers): Add.
24103 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24104 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24105 (tls_ld_aix, tls_ld_sysv): Likewise.
24106 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24107 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24109 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24111 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24113 2009-03-30 Jan Hubicka <jh@suse.cz>
24115 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24117 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24118 detection and label handling.
24120 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24122 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24123 left_conflicts_size.
24124 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24125 ALLOCNO_LEFT_CONFLICTS_SIZE.
24127 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24128 remove_allocno_from_bucket_and_push,
24129 allocno_spill_priority_compare, push_allocnos_to_stack,
24130 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24131 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24132 (setup_allocno_left_conflicts_num): Ditto. Rename to
24133 setup_allocno_left_conflicts_size.
24134 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24135 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24136 setup_allocno_left_conflicts_size instead of
24137 setup_allocno_left_conflicts_num.
24139 * ira-build.c (ira_create_allocno): Use
24140 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24141 ALLOCNO_LEFT_CONFLICTS_NUM.
24143 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24145 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24146 instead of DF_LR_OUT.
24148 * ira-lives.c (process_bb_node_lives): Ditto.
24150 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24151 instead of DF_LR_{OUT,IN}.
24153 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24155 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24157 2009-03-30 Jan Hubicka <jh@suse.cz>
24159 * except.c (label_to_region_map): Fix thinko.
24161 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24163 PR middle-end/38237
24164 * tree.h (tree_find_value): New declaration.
24165 * tree.c (tree_find_value): New function.
24166 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24168 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24171 * c-decl.c (struct c_binding): Add locus field.
24172 (bind): Add locus argument, set locus field from it.
24173 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24174 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24175 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24176 implicitly_declare, undeclared_variable, lookup_label,
24177 declare_label, c_make_fname_decl, c_builtin_function,
24178 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24181 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24184 * config/i386/i386.c (classify_argument): Check total size of
24187 2009-03-30 Martin Jambor <mjambor@suse.cz>
24189 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24190 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24191 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24194 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24195 seen_variable_array_ref while also traversing a union.
24197 * tree-inline.c (optimize_inline_calls): Do not call
24198 cgraph_node_remove_callees.
24199 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24200 (pass_remove_cgraph_callee_edges): New variable.
24201 * passes.c (init_optimization_passes): Add
24202 pass_remove_cgraph_callee_edges after early inlining and before all
24203 late intraprocedural passes.
24205 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24207 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24209 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24210 Fix typos in names.
24212 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24214 * combine.c (simplify_comparison): Use have_insn_for.
24215 * dojump.c (do_jump): Likewise.
24217 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24219 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24220 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24221 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24222 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24223 instead of sparc_compare_emitted.
24224 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24225 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24226 instead of sparc_compare_emitted.
24228 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24230 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24231 enter/exit cfglayout mode.
24232 (pass_partition_block): Require it.
24233 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24234 (combine_instructions): Track basic blocks instead of labels.
24235 (update_cfg_for_uncondjump): New.
24236 (try_combine): Use it. Update jumps after rescanning.
24237 (pass_combine): Require PROP_cfglayout.
24238 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24240 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24242 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24243 Provide/destroy PROP_cfglayout respectively.
24244 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24245 * tree-pass.h (PROP_cfglayout): New.
24247 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24249 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24250 fold_convert_const_fixed_from_fixed,
24251 fold_convert_const_fixed_from_int,
24252 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24253 set TREE_CONSTANT_OVERFLOW.
24254 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24255 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24257 2009-03-30 Ira Rosen <irar@il.ibm.com>
24259 * tree-vect-loop-manip.c: New file.
24260 * tree-vectorizer.c: Update documentation and included files.
24261 (vect_loop_location): Make extern.
24262 (rename_use_op): Move to tree-vect-loop-manip.c
24263 (rename_variables_in_bb, rename_variables_in_loop,
24264 slpeel_update_phis_for_duplicate_loop,
24265 slpeel_update_phi_nodes_for_guard1,
24266 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24267 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24268 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24269 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24270 find_loop_location): Likewise.
24271 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24272 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24273 get_vectype_for_scalar_type, vect_is_simple_use,
24274 supportable_widening_operation, supportable_narrowing_operation):
24276 (bb_in_loop_p): Move to tree-vect-loop.c.
24277 (new_loop_vec_info, destroy_loop_vec_info,
24278 reduction_code_for_scalar_code, report_vect_op,
24279 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24280 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24281 (vect_supportable_dr_alignment): Likewise.
24282 * tree-vectorizer.h (tree-data-ref.h): Include.
24283 (vect_loop_location): Declare.
24284 Reorganize function declarations according to the new file structure.
24285 * tree-vect-loop.c: New file.
24286 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24287 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24288 * tree-vect-data-refs.c: New file.
24289 * tree-vect-patterns.c (timevar.h): Don't include.
24290 * tree-vect-stmts.c: New file.
24291 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24292 tree-vect-slp.c, tree-vect-loop.c.
24293 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24294 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24295 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24296 (tree-vect-analyze.o): Remove.
24297 (tree-vect-transform.o): Likewise.
24298 (tree-vect-data-refs.o): Add rule.
24299 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24300 tree-vect-slp.o): Likewise.
24301 (tree-vect-patterns.o): Remove redundant dependencies.
24302 (tree-vectorizer.o): Likewise.
24303 * tree-vect-slp.c: New file.
24305 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24307 * optc-gen.awk: Warn if an option flag has multiple different
24310 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24312 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24313 -floop-block): Document dependences on PPL, CLooG and Graphite.
24315 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24317 PR rtl-optimization/323
24318 * c-common.c (c_fully_fold, convert_and_check,
24319 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24320 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24321 * c-common.def (EXCESS_PRECISION_EXPR): New.
24322 * c-cppbuiltin.c (builtin_define_float_constants): Define
24323 constants with enough digits for long double.
24324 * c-lex.c (interpret_float): Interpret constant with excess
24325 precision where appropriate.
24326 * c-opts.c (c_common_post_options): Set
24327 flag_excess_precision_cmdline. Give an error for
24328 -fexcess-precision=standard for C++ for processors where the
24329 option is significant.
24330 * c-parser.c (c_parser_conditional_expression): Handle excess
24331 precision in condition.
24332 * c-typeck.c (convert_arguments): Handle arguments with excess
24334 (build_unary_op): Move excess precision outside operation.
24335 (build_conditional_expr): Likewise.
24336 (build_compound_expr): Likewise.
24337 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24338 (build_modify_expr): Handle excess precision in RHS.
24339 (convert_for_assignment): Handle excess precision in converted
24341 (digest_init, output_init_element, process_init_element): Handle
24342 excess precision in initializer.
24343 (c_finish_return): Handle excess precision in return value.
24344 (build_binary_op): Handle excess precision in operands and add
24345 excess precision as needed for operation.
24346 * common.opt (-fexcess-precision=): New option.
24347 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24348 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24349 For standard excess precision, output explicit conversion to and
24350 truncation from XFmode.
24351 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24352 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24353 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24354 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24355 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24356 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24357 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24358 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24359 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24360 define_splits, sqrt<mode>2): Disable where appropriate for
24361 standard excess precision.
24362 * convert.c (convert_to_real): Do not shorten arithmetic to type
24363 for which excess precision would be used.
24364 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24365 * doc/invoke.texi (-fexcess-precision=): Document option.
24366 (-mfpmath=): Correct index entry.
24367 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24368 flag_excess_precision): New.
24369 * langhooks.c (lhd_post_options): Set
24370 flag_excess_precision_cmdline.
24371 * opts.c (common_handle_option): Handle -fexcess-precision=.
24372 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24373 init_excess_precision): New.
24374 (lang_dependent_init_target): Call init_excess_precision.
24375 * tree.c (excess_precision_type): New.
24376 * tree.h (excess_precision_type): Declare.
24378 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24381 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24382 non-lvalue to component.
24384 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24386 PR preprocessor/34695
24387 * Makefile.in (c-opts.o): Depend on c-tree.h.
24388 * c-common.c: Move down include of diagnostic.h.
24389 (done_lexing, c_cpp_error): New.
24390 * c-common.h (done_lexing): Declare.
24391 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24393 * c-opts.c: Include c-tree.h.
24394 (c_common_init_options): Set preprocessor error callback.
24395 (c_common_handle_option): Do not set preprocessor
24396 inhibit_warnings, warnings_are_errors, warn_system_headers,
24397 pedantic_errors or inhibit_warnings flags.
24398 (c_common_post_options): Do not check cpp_errors (parse_in).
24399 (c_common_finish): Do not output dependencies if there were
24400 errors. Do not check return value of cpp_finish.
24401 * c-ppoutput.c (pp_file_change): Set input_location.
24402 * c-tree.h (c_cpp_error): Declare.
24403 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24405 (diagnostic_build_prefix): Check override_column.
24406 * diagnostic.h (diagnostic_info): Add override_column field.
24407 (diagnostic_override_column): Define.
24409 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24411 * c-common.c (c_expand_expr, c_staticp): Remove.
24412 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24413 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24414 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24415 * c-gimplify.c (gimplify_compound_literal_expr,
24416 optimize_compound_literals_in_ctor): Remove.
24417 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24418 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24419 * c-semantics.c (emit_local_var): Remove.
24421 * langhooks-def.h (lhd_expand_expr): Remove.
24422 * langhooks.c (lhd_expand_expr): Remove.
24423 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24425 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24426 handling from c-semantics.c; don't call into langhook.
24427 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24428 * gimplify.c (gimplify_compound_literal_expr,
24429 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24430 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24431 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24432 as was done in c-gimplify.c.
24433 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24434 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24435 Move from c-common.h.
24436 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24438 * tree.c (staticp): Do not call langhook.
24439 * langhooks.c (lhd_staticp): Delete.
24440 * langhooks-def.h (lhd_staticp): Delete prototype.
24441 (LANG_HOOKS_STATICP): Delete.
24442 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24444 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24445 instead of DECL_STMTs.
24447 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24455 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24457 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24458 contained expression.
24459 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24460 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24461 conditional expressions for C.
24462 (decl_constant_value_for_optimization): Move from
24463 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24464 whether optimizing and that the expression is a VAR_DECL not of
24465 array type instead of doing such checks in the caller. Do not
24466 check pedantic. Call gcc_unreachable for C++.
24467 * c-common.def (C_MAYBE_CONST_EXPR): New.
24468 * c-common.h (c_fully_fold, c_save_expr,
24469 decl_constant_value_for_optimization): New prototypes.
24470 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24471 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24472 EXPR_INT_CONST_OPERANDS): Define.
24473 * c-convert.c (convert): Strip nops from expression.
24474 * c-decl.c (groktypename): Take extra parameters expr and
24475 expr_const_operands. Update call to grokdeclarator.
24476 (start_decl): Update call to grokdeclarator. Add statement for
24477 expressions used in type of decl.
24478 (grokparm): Update call to grokdeclarator.
24479 (push_parm_decl): Update call to grokdeclarator.
24480 (build_compound_literal): Add parameter non_const and build a
24481 C_MAYBE_COSNT_EXPR if applicable.
24482 (grokdeclarator): Take extra parameters expr and
24483 expr_const_operands. Track expressions used in declaration
24484 specifiers and declarators. Fold array sizes and track whether
24485 they are constant expressions and whether they are integer
24486 constant expressions.
24487 (parser_xref_tag): Set expr and expr_const_operands fields in
24489 (grokfield): Update call to grokdeclarator.
24490 (start_function): Update call to grokdeclarator.
24491 (build_null_declspecs): Set expr and expr_const_operands fields in
24493 (declspecs_add_type): Handle expressions in typeof specifiers.
24494 * c-parser.c (c_parser_declspecs): Set expr and
24495 expr_const_operands fields for declaration specifiers.
24496 (c_parser_enum_specifier): Likewise.
24497 (c_parser_struct_or_union_specifier): Likewise.
24498 (c_parser_typeof_specifier): Likewise. Update call to
24499 groktypename. Fold expression as needed. Return expressions with
24500 type instead of adding statements.
24501 (c_parser_attributes): Update calls to c_parser_expr_list.
24502 (c_parser_statement_after_labels): Fold expression before passing
24503 to objc_build_throw_stmt.
24504 (c_parser_condition): Fold expression.
24505 (c_parser_asm_operands): Fold expression.
24506 (c_parser_conditional_expression): Use c_save_expr. Update call
24507 to build_conditional_expr.
24508 (c_parser_alignof_expression): Update call to groktypename.
24509 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24510 original_code. Fold expression argument of va_arg. Create
24511 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24512 argument to va_arg. Update calls to groktypename. Fold array
24513 index for offsetof. Verify that first argument to
24514 __builtin_choose_expr has integer type.
24515 (c_parser_postfix_expression_after_paren_type): Update calls to
24516 groktypename and build_compound_literal. Handle expressions with
24517 side effects in type name.
24518 (c_parser_postfix_expression_after_primary): Update call to
24519 c_parser_expr_list. Set original_code for calls to
24520 __builtin_constant_p.
24521 (c_parser_expr_list): Take extra parameter fold_p. Fold
24522 expressions if requested.
24523 (c_parser_objc_type_name): Update call to groktypename.
24524 (c_parser_objc_synchronized_statement): Fold expression.
24525 (c_parser_objc_receiver): Fold expression.
24526 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24527 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24528 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24529 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24530 (struct c_typespec): Add elements expr and expr_const_operands.
24531 (struct c_declspecs): Add elements expr and expr_const_operands.
24532 (groktypename, build_conditional_expr, build_compound_literal):
24534 (in_late_binary_op): Declare.
24535 * c-typeck.c (note_integer_operands): New function.
24536 (in_late_binary_op): New variable.
24537 (decl_constant_value_for_broken_optimization): Move to c-common.c
24538 and rename to decl_constant_value_for_optimization.
24539 (default_function_array_conversion): Do not strip nops.
24540 (default_conversion): Do not call
24541 decl_constant_value_for_broken_optimization.
24542 (build_array_ref): Do not fold result.
24543 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24544 result when operand is a VLA.
24545 (c_expr_sizeof_type): Update call to groktypename. Handle
24546 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24547 result when operand names a VLA type.
24548 (build_function_call): Update call to build_compound_literal.
24549 Only fold result for calls to __builtin_* functions. Strip
24550 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24551 the function designator.
24552 (convert_arguments): Fold arguments. Update call to
24553 convert_for_assignment.
24554 (build_unary_op): Handle increment and decrement of
24555 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24556 decrement earlier. Fold operand of increment and decrement.
24557 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24558 built for integer operand. Wrap returns that are INTEGER_CSTs
24559 without being integer constant expressions or that have integer
24560 constant operands without being INTEGER_CSTs.
24561 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24562 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24563 result is an integer constant expression or can be used in
24564 unevaluated parts of one and avoid folding and wrap as
24565 appropriate. Fold operands before possibly doing -Wsign-compare
24567 (build_compound_expr): Wrap result for C99 if operands can be used
24568 in integer constant expressions.
24569 (build_c_cast): Update call to digest_init. Do not ignore
24570 overflow from casting floating-point constants to integers. Wrap
24571 results that could be confused with integer constant expressions,
24572 null pointer constants or floating-point constants.
24573 (c_cast_expr): Update call to groktypename. Handle expressions
24574 included in type name.
24575 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24576 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24577 Update calls to convert_for_assignment.
24578 (convert_for_assignment): Take new parameter
24579 null_pointer_constant. Do not strip nops or call
24580 decl_constant_value_for_broken_optimization. Set
24581 in_late_binary_op for conversions to boolean.
24582 (store_init_value): Update call to digest_init.
24583 (digest_init): Take new parameter null_pointer_constant. Do not
24584 call decl_constant_value_for_broken_optimization. pedwarn for
24585 initializers not constant expressions. Update calls to
24586 convert_for_assignment.
24587 (constructor_nonconst): New.
24588 (struct constructor_stack): Add nonconst element.
24589 (really_start_incremental_init, push_init_level, pop_init_level):
24590 Handle constructor_nonconst and nonconst element.
24591 (set_init_index): Call constant_expression_warning for array
24593 (output_init_element): Fold value. Set constructor_nonconst as
24594 applicable. pedwarn for initializers not constant expressions.
24595 Update call to digest_init. Call constant_expression_warning
24596 where constant initializers are required.
24597 (process_init_element): Use c_save_expr.
24598 (c_finish_goto_ptr): Fold expression.
24599 (c_finish_return): Fold return value. Update call to
24600 convert_for_assignment.
24601 (c_start_case): Fold switch expression.
24602 (c_process_expr_stmt): Fold expression.
24603 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24604 ensure statement expression is not evaluated in constant expression.
24605 (build_binary_op): Track whether results are integer constant
24606 expressions or may occur in such, disable folding and wrap results
24607 as applicable. Fold operands for -Wsign-compare warnings unless
24609 (c_objc_common_truthvalue_conversion): Handle results folded to
24610 integer constants that are not integer constant expressions.
24611 * doc/extend.texi: Document when typeof operands are evaluated,
24612 that condition of __builtin_choose_expr is an integer constant
24613 expression, and more about use of __builtin_constant_p in
24616 2009-03-29 Richard Guenther <rguenther@suse.de>
24618 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24619 propagate addresses of array references.
24621 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24623 * regmove.c (perhaps_ends_bb_p): Remove.
24624 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24625 from INSN and check that the main loop stays within that basic block.
24626 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24627 (regmove_forward_pass): Split out from regmove_optimize. Use
24628 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24629 (regmove_backward_pass): Split out from regmove_optimize. Use
24630 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24631 (regmove_optimize): Simplify.
24633 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24636 * config/i386/i386.c (classify_argument): Ignore flexible array
24637 member in struct and warn ABI change.
24639 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24641 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24643 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24644 (ix86_adjust_cost): Updated.
24646 2009-03-29 Jan Hubicka <jh@suse.cz>
24648 PR middle-end/28850
24649 * tree-pass.h (pass_cleanup_eh): New function.
24650 (remove_unreachable_regions): Break code handling RTL
24651 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24652 that can not be reached by runtime.
24653 (can_be_reached_by_runtime): New function.
24654 (label_to_region_map): New function.
24655 (num_eh_regions): New function.
24656 (rtl_remove_unreachable_regions): New function.
24657 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24658 (remove_eh_region): New function.
24659 * except.h: Include sbitmap and vecprim.
24660 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24661 num_eh_regions): Declare.
24662 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24663 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24664 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24665 (tree_empty_eh_handler_p): New function.
24666 (cleanup_empty_eh): New function.
24667 (cleanup_eh): New function.
24668 (pass_cleanup_eh): New function.
24670 2009-03-29 Jan Hubicka <jh@suse.cz>
24672 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24673 for removed regions.
24675 2009-03-29 Jan Hubicka <jh@suse.cz>
24677 * except.c (dump_eh_tree): Dump all datastructures.
24679 2009-03-29 Jan Hubicka <jh@suse.cz>
24681 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24682 (duplicate_eh_regions_1): Likewise.
24683 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24684 vector; call EH verification.
24685 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24686 Be ready for region being removed.
24688 2009-03-29 Jan Hubicka <jh@suse.cz>
24690 * bitmap.c (bitmap_last_set_bit): New function.
24691 * bitmap.h (bitmap_last_set_bit): Declare.
24693 2009-03-29 David Ayers <ayers@fsfe.org>
24696 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24697 by calling objc_compare_types and surpress warnings about
24698 incompatible C pointers that are compatible ObjC pointers.
24700 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24702 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24703 call initialize_inline_failed.
24704 (initialize_inline_failed): Move it from here ...
24705 * cgraph.c (initialize_inline_failed): ... to here.
24706 (cgraph_create_edge): Call initialize_inline_failed rather than
24707 setting inline_failed directly.
24709 2009-03-29 Ben Elliston <bje@au.ibm.com>
24712 * sysv4.opt (msdata): Improve comment.
24713 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24714 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24716 2009-03-29 Ben Elliston <bje@au.ibm.com>
24719 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24720 load and store attributes.
24722 2009-03-29 Ben Elliston <bje@au.ibm.com>
24724 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24725 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24726 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24727 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24728 __builtin_infq and __builtin_huge_valq.
24730 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24732 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24734 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24735 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24737 2009-03-28 Xinliang David Li <davidxl@google.com>
24739 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24740 (do_dbg_cnt): New function.
24742 2009-03-28 Jan Hubicka <jh@suse.cz>
24744 Merge from pretty-ipa:
24746 2009-03-27 Jan Hubicka <jh@suse.cz>
24748 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24749 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24750 * passes.c (function_called_by_processed_nodes_p): New.
24751 * ipa-pure-const.c (check_call): Fix handling of operands.
24752 (analyze_function): Dump debug output for skipped bodies.
24753 (local_pure_const): Use function_called_by_processed_nodes_p.
24754 * dwarf2out.c (reference_to_unused): Use output.
24755 * passes.c (do_per_function_toporder): Likewise.
24757 2008-11-12 Jan Hubicka <jh@suse.cz>
24759 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24760 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24761 state_set_in_source enum
24762 (check_decl): Ignore memory tags; do not set fake looping flags;
24764 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24765 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24766 (check_call, analyze_function): Rewrite.
24768 (add_new_function): Update call of analyze_function.
24769 (generate_summary): Add call of analyze_function.
24770 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24771 (local_pure_const): New function.
24772 (pass_local_pure_const): New pass.
24773 * ipa-inline.c (inline_transform): Set after_inlining.
24774 * tree-eh.c (stmt_can_throw_external): New.
24775 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24776 work with aliasing built.
24777 * tree-flow.h (stmt_can_throw_external): New.
24778 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24779 and local pure/const pass in early and late optimization queue.
24781 2009-03-28 Martin Jambor <mjambor@suse.cz>
24783 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24785 (fold_binary): Allow function decl aligment consideration is the
24786 second argument is integer constant one.
24787 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24788 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24789 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24791 2009-03-28 Jan Hubicka <jh@suse.cz>
24793 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24794 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24795 * function.h (rtl_data): Add nothrow flag.
24796 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24797 set DECL_NOTHROW for AVAILABLE functions.
24799 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24801 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24802 following vector keyword has expansion starting with pixel or bool
24803 keyword, expand vector to __vector and pixel or bool to __pixel or
24807 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24808 warn_if_disallowed_function_p): Removed.
24809 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24810 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24811 warning_if_disallowed_function_p.
24812 * flags.h (warn_if_disallowed_function_p,
24813 warn_disallowed_functions): Removed.
24814 * common.opt (Wdisallowed-function-list=): Removed.
24815 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24817 2009-03-28 Richard Guenther <rguenther@suse.de>
24819 PR tree-optimization/38723
24820 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24823 2009-03-28 Jan Hubicka <jh@suse.cz>
24825 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24826 test introduced by my previous patch.
24828 2009-03-28 Richard Guenther <rguenther@suse.de>
24830 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24831 the PHIs value undefined.
24833 2009-03-28 Jan Hubicka <jh@suse.cz>
24835 * tree-pass.h (pass_fixup_cfg): New pass.
24836 * ipa-inline.c (inline_transform): Set
24837 always_inline_functions_inlined/after_inlining.
24838 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24839 (pass_fixup_cfg): New pass.
24840 * passes.c (init_optimization_passes): Add fixup_cfg.
24842 2009-03-28 Richard Guenther <rguenther@suse.de>
24844 PR tree-optimization/38458
24845 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24846 argument use the arguments copy-of value.
24848 2009-03-28 Richard Guenther <rguenther@suse.de>
24850 PR tree-optimization/38180
24851 * tree-ssa-ccp.c (get_default_value): Simplify.
24852 (likely_value): Likewise.
24853 (surely_varying_stmt_p): Properly handle VOP case.
24854 (ccp_initialize): Likewise.
24855 (ccp_fold): Handle propagating through *&.
24856 (fold_const_aggregate_ref): Also handle decls.
24858 2009-03-28 Jan Hubicka <jh@suse.cz>
24860 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24861 * cgraph.h (cgraph_node): Likewise.
24862 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24863 (cgraph_reset_node): Use process flag.
24864 (cgraph_mark_functions_to_output): Likewise.
24865 (cgraph_expand_function): Likewise.
24866 (cgraph_expand_all_functions): Likewise.
24867 (cgraph_output_in_order): Likewise.
24868 * dwarf2out.c (reference_to_unused): Likewise.
24869 * passes.c do_per_function_toporder): Likewise.
24871 2009-03-28 Jan Hubicka <jh@suse.cz>
24873 Bring from lto-branch:
24875 2008-09-03 Doug Kwan <dougkwan@google.com>
24877 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24878 enums instead of reason strings.
24879 * cgraph.c (cgraph_create_edge): Same.
24880 (cgraph_inline_failed_string): New function.
24881 * cgraph.h (cgraph_inline_failed_t): New enum type.
24882 (cgraph_inline_failed_string): New prototype.
24883 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24884 char pointer to cgraph_inline_failed_t.
24885 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24886 (cgraph_default_inline_p): Ditto.
24887 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24888 to cgraph_inline_failed_t pointer.
24889 * cif-code.def: New file.
24890 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24892 (cgraph_check_inline_limits): Change type of REASON to pointer to
24893 cgraph_inline_failed_t. Replace reason strings with enums.
24894 (cgraph_default_inline_p): Ditto.
24895 (cgraph_recursive_inlining_p): Ditto.
24896 (update_caller_keys): Change type of FAILED_REASON to
24897 cgraph_inline_failed_t.
24898 (cgraph_set_inline_failed): Change type of REASON to pointer to
24899 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24900 convert enums to strings for text output.
24901 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24902 to be of type cgraph_inline_failed_t. Replace reason strings with
24903 enums. Call cgraph_inline_failed_string to covert enums
24904 to strings for text output.
24905 (cgraph_decide_inlining): Replace reason strings with enums.
24906 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24907 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24909 * tree-inline.c (expand_call_inline): Change type of REASON
24910 to cgraph_inline_failed_t. Replace reason strings with enums.
24911 Call cgraph_inline_failed_string for text output.
24912 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24915 2009-03-28 Jan Hubicka <jh@suse.cz>
24917 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24918 cgraph_clone_node): Remove master clone handling.
24919 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24920 * cgraph.h (master_clone): Remove.
24921 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24922 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24923 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24925 2009-03-28 Jan Hubicka <jh@suse.cz>
24927 * cgraph.c (cgraph_function_body_availability): Functions declared
24928 inline are always safe to assume that it is not going to be replaced.
24930 2009-03-28 Richard Guenther <rguenther@suse.de>
24932 PR tree-optimization/38513
24933 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24934 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24935 EXC_PTR_EXPR and FILTER_EXPR.
24936 (get_ref_from_reference_ops): Likewise.
24938 2009-03-28 Richard Guenther <rguenther@suse.de>
24940 PR tree-optimization/38968
24941 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24942 Use FLOOR_MOD_EXPR to compute misalignment.
24944 2009-03-28 Richard Guenther <rguenther@suse.de>
24946 PR tree-optimization/37795
24947 * tree.h (combine_comparisons): Declare.
24948 * fold-const.c (combine_comparisons): Export.
24949 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24951 (ifcombine_iforif): Use combine_comparisons.
24953 2009-03-28 Jan Hubicka <jh@suse.cz>
24955 * tree-eh.c (inlinable_call_p): New function.
24956 (make_eh_edges): Use it.
24957 (verify_eh_edges): Use it.
24958 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24959 * except.c (reachable_next_level): Add inlinable_function argument
24960 (sjlj_find_directly_reachable_regions): Update.
24961 (add_reachable_handler): Do not set saw_any_handlers.
24962 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24963 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24964 Add new inlinable call parameter.
24965 (can_throw_internal, can_throw_external): Update.
24966 * except.h (can_throw_internal_1, can_throw_external_1,
24967 foreach_reachable_handler): Update declaration.
24969 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24971 * config/arm/t-arm-coff, config/h8300/coff.h,
24972 config/i386/i386-aout.h, config/i386/i386-coff.h,
24973 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24974 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24975 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24976 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24977 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24978 sys-types.h: Remove.
24979 * Makefile.in: Remove protoize and fixproto support and references
24981 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24982 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24984 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24985 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24986 unprotoize$(exeext).
24987 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24988 (.PHONY): Don't depend on proto.
24989 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24990 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24991 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24992 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24993 build/gen-protos.o, build/scan.o, xsys-protos.h,
24994 build/fix-header$(build_exeext), build/fix-header.o,
24995 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24996 stmp-install-fixproto): Remove.
24997 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24998 SYSCALLS.c or fixproto files.
24999 (install-common): Don't install protoize.
25000 (install-headers-tar, install-headers-cpio, install-headers-cp):
25001 Don't depend on $(STMP_FIXPROTO).
25002 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25003 install fixproto files or write out fixproto settings.
25004 (uninstall): Don't uninstall protoize.
25005 * config.gcc (use_fixproto): Remove.
25006 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25007 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25008 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25009 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25010 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25011 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25012 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25013 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25014 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25015 * config/t-vxworks (STMP_FIXPROTO): Remove.
25016 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25017 STMP_FIXPROTO): Remove.
25018 * config.in, configure: Regenerate.
25019 * crtstuff.c (gid_t, uid_t): Don't undefine.
25020 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25021 (arm-*-coff, arm-*-aout: Remove target entries.
25022 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25023 Remove mention of AIX 4.1.
25024 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25025 * doc/invoke.texi (Running Protoize): Remove.
25026 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25027 (Protoize Caveats): Remove.
25028 * tsystem.h: Update comments on headers assumed to exist.
25030 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25032 * genautomata.c: Add a new year to the copyright. Add a new
25034 (struct insn_reserv_decl): Add comments for member bypass_list.
25035 (find_bypass): Remove.
25036 (insert_bypass): New.
25037 (process_decls): Use insert_bypass.
25038 (output_internal_insn_latency_func): Output all bypasses with the
25039 same input insn in one switch case.
25041 * rtl.def (define_bypass): Describe bypass choice.
25042 * doc/md.texi (define_bypass): Ditto.
25044 2009-03-27 Richard Guenther <rguenther@suse.de>
25046 * gimplify.c (mark_addressable): Export.
25047 * tree-flow.h (mark_addressable): Declare.
25048 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25049 * tree-ssa.c (verify_phi_args): Verify that address taken
25050 variables have TREE_ADDRESSABLE set.
25052 2009-03-27 Richard Guenther <rguenther@suse.de>
25054 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25055 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25056 Do not mark decls TREE_ADDRESSABLE.
25057 (build_fold_addr_expr): Adjust.
25058 (fold_addr_expr): Remove.
25059 (fold_unary): Use build_fold_addr_expr.
25060 (fold_comparison): Likewise.
25061 (split_address_to_core_and_offset): Likewise.
25062 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25064 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25065 (gimplify_modify_expr_to_memcpy): Mark source and destination
25067 * omp-low.c (create_omp_child_function): Mark the object decl
25069 (lower_rec_input_clauses): Mark the var we take the address of
25071 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25073 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25075 PR middle-end/39315
25076 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25077 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25079 2009-03-27 Richard Guenther <rguenther@suse.de>
25081 PR tree-optimization/39120
25082 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25084 (handle_lhs_call): Process return constraints. Add escape
25085 constraints if necessary.
25086 (handle_const_call): Fill out return constraints. Make nested
25087 case more precise. Avoid consttmp if possible.
25088 (handle_pure_call): Fill out return constraints. Avoid
25089 callused if possible.
25090 (find_func_aliases): Simplify call handling.
25092 2009-03-27 Richard Guenther <rguenther@suse.de>
25094 PR tree-optimization/39120
25095 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25096 as a representative.
25097 (solve_graph): Do propagate CALLUSED.
25098 (handle_pure_call): Use a scalar constraint from CALLUSED for
25100 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25103 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25106 * c-common.c (handle_aligned_attribute): Properly check alignment
25107 overflow. Use (1U << i) instead of (1 << i).
25109 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25111 * expr.h (get_mem_align_offset): Updated.
25113 * tree.h (tree_decl_common): Change align to "unsigned int" and
25114 move it before pointer_alias_set.
25116 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25117 Jakub Jelinek <jakub@redhat.com>
25120 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25121 gr_register_operand with gr_reg_or_0_operand.
25122 (cmpxchg_rel_di): Likewise.
25123 (sync_lock_test_and_set<mode>): Likewise.
25125 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25127 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25128 (true_regnum): Likewise.
25130 * rtlanal.c (subreg_info): Moved to ...
25131 * rtl.h (subreg_info): Here. New.
25132 (subreg_get_info): New.
25134 * rtlanal.c (subreg_get_info): Make it extern.
25136 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25139 * config/i386/i386.c (ix86_abi): New.
25140 (override_options): Handle -mabi=.
25141 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25142 (ix86_call_abi_override): Likewise.
25143 (init_cumulative_args): Likewise.
25144 (function_arg_advance): Likewise.
25145 (function_arg_64): Likewise.
25146 (function_arg): Likewise.
25147 (ix86_pass_by_reference): Likewise.
25148 (ix86_function_value_regno_p): Likewise.
25149 (ix86_build_builtin_va_list_abi): Likewise.
25150 (setup_incoming_varargs_64): Likewise.
25151 (is_va_list_char_pointer): Likewise.
25152 (ix86_init_machine_status): Likewise.
25153 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25154 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25155 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25156 (ix86_function_abi): Make it static and return enum calling_abi.
25157 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25159 (ix86_fn_abi_va_list): Updated.
25161 * config/i386/i386.h (ix86_abi): New.
25162 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25163 (CONDITIONAL_REGISTER_USAGE): Likewise.
25164 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25165 (machine_function): Likewise.
25167 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25169 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25170 (STACK_BOUNDARY): Likewise.
25171 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25173 * config/i386/i386.opt (mabi=): New.
25175 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25176 return enum calling_abi.
25177 (ix86_function_type_abi): Likewise.
25178 (ix86_function_abi): Removed.
25180 * doc/invoke.texi: Document -mabi= option for x86.
25182 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25184 * builtins.c (real_dconstp): Delete.
25185 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25187 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25188 Jakub Jelinek <jakub@redhat.com>
25191 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25192 (gen_subprogram_die): When a function is explicit, generate the
25193 DW_AT_explicit attribute.
25194 * langhooks.h (struct lang_hooks_for_decls): Add
25195 function_decl_explicit_p langhook.
25196 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25197 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25199 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25201 * builtins.c (fold_builtin_memory_op): Optimize memmove
25202 into memcpy if we can prove source and destination don't overlap.
25204 * tree-inline.c: Include gt-tree-inline.h.
25205 (clone_fn_id_num): New variable.
25206 (clone_function_name): New function.
25207 (tree_function_versioning): Use it.
25208 * Makefile.in (GTFILES): Add tree-inline.c.
25210 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25212 * BASE-VER: Change to 4.5.0.
25214 2009-03-27 Xinliang David Li <davidxl@google.com>
25216 PR tree-optimization/39557
25217 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25219 2009-03-27 Xinliang David Li <davidxl@google.com>
25221 PR tree-optimization/39548
25222 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25225 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25227 * c-common.c (pointer_int_sum): Use %wd on return from
25230 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25232 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25233 on return from tree_low_cst.
25235 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25238 * ginclude/stdarg.h (va_copy): Define also for
25239 __GXX_EXPERIMENTAL_CXX0X__.
25241 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25244 * builtins.h (c_strlen): Do not warn here.
25245 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25246 * c-common.c (pointer_int_sum): Take an explicit location.
25247 Warn about offsets out of bounds.
25248 * c-common.h (pointer_int_sum): Adjust declaration.
25250 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25252 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25255 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25258 * opts.c (warn_if_disallowed_function_p): Don't assume
25259 get_callee_fndecl must return non-NULL.
25261 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25263 PR rtl-optimization/39522
25264 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25265 when reg_reloaded_valid is set.
25267 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25269 * config/spu/divv2df3.c: New file.
25270 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25271 (DPBIT_FUNCS): Filter out _div_df.
25273 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25275 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25276 a jump insn, count that jump in the distance to the loop start.
25278 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25281 * config/sh/sh.c (calc_live_regs): Fix condition for global
25282 registers except PIC_OFFSET_TABLE_REGNUM.
25284 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25287 * doc/invoke.texi (-mconsole): New.
25289 (-mno-cygwin): New.
25291 (-mnop-fun-dllimport): New.
25295 (sub section "i386 and x86-64 Windows Options"): New.
25297 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25299 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25300 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25302 2009-03-25 Richard Guenther <rguenther@suse.de>
25304 PR middle-end/39497
25305 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25308 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25310 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25311 neither of haifa/selective schedulers are working.
25313 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25315 * doc/invoke.texi (Debugging Options): Fix description of
25316 -fno-merge-debug-strings.
25318 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25320 * config/cris/libgcc.ver: New version-script.
25321 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25323 * configure.ac <GAS features, nop mnemonic>: Add pattern
25324 crisv32-*-* for "nop".
25325 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25326 * configure: Regenerate.
25328 2009-03-24 Ira Rosen <irar@il.ibm.com>
25330 PR tree-optimization/39529
25331 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25332 mark_sym_for_renaming for the tag copied to the new vector
25335 2009-03-24 Arthur Loiret <aloiret@debian.org>
25337 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25338 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25339 EXTRA_SPEC_FUNCTIONS.
25340 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25341 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25342 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25343 -march and -mtune options.
25345 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25347 * config/m68k/t-rtems: Add m5329 multilib.
25349 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25350 Jakub Jelinek <jakub@redhat.com>
25353 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25356 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25359 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25360 instead of c_parser_expression_conv, if original_code isn't one of the
25361 4 allowed comparison codes, fail.
25363 2009-03-23 Richard Guenther <rguenther@suse.de>
25365 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25366 * tree.h (struct tree_type): Likewise.
25367 * reload.h (struct insn_chain): Likewise.
25368 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25369 * function.h (struct function): Likewise.
25370 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25372 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25374 PR tree-optimization/39516
25375 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25377 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25379 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25380 should be set true if BITS_PER_WORD of target is bigger than 32
25382 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25384 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25385 Translate -B-options to -rpath-link. Correct existing
25386 rpath-link and conditionalize on !nostdlib.
25388 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25390 * doc/extend.texi (Function Attributes, Variable Attributes):
25392 * doc/invoke.texi (Debugging Options, Optimize Options)
25393 (i386 and x86-64 Options, MCore Options): Likewise.
25395 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25398 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25399 it for block local namespace aliases.
25400 (gen_decl_die): Pass context_die to gen_namespace_die.
25402 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25405 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25406 minimum or maximum value.
25408 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25410 * reginfo.c (globalize_reg): Recompute derived reg sets.
25412 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25415 * libgcc2.c (mprotect): Do not use signed arguments for
25416 VirtualProtect, use DWORD arguments. Also fix the 'may
25417 be used uninitialized' warning for the np variable.
25419 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25422 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25423 functions using regparm calling conventions when not optimizing.
25424 (ix86_function_sseregparm): Similarly for sseregparm calling
25427 2009-03-19 Li Feng <nemokingdom@gmail.com>
25429 PR middle-end/39500
25430 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25431 dependence if the first conflict is after niter iterations.
25433 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25435 PR middle-end/38609
25436 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25437 functions with dynamic stack-pointer adjustments.
25439 2009-03-19 Ben Elliston <bje@au.ibm.com>
25441 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25442 option; change to -msdata=data.
25444 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25446 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25449 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25452 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25454 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25456 * doc/invoke.texi (Code Gen Options): Expand discussion of
25459 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25461 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25462 * matrix-reorg.c (struct matrix_info): Likewise.
25463 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25464 * rtl.h (struct mem_attrs): Likewise.
25465 * df.h (struct df): Likewise.
25466 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25467 * ira-int.h (struct ira_allocno): Likewise.
25468 * df-scan.c (struct df_collection_rec): Likewise.
25469 * ira.c (struct equivalence): Likewise.
25470 * function.c (struct temp_slot): Likewise.
25471 * cfgloop.h (struct loop): Likewise.
25474 * function.c (use_register_for_decl): When not optimizing, disregard
25475 register keyword for variables with types containing methods.
25477 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25479 PR middle-end/39447
25480 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25481 (is_simple_operand): Call contains_component_ref_p before calling data
25482 reference analysis that would fail on COMPONENT_REFs.
25484 * tree-vrp.c (search_for_addr_array): Fix formatting.
25486 2009-03-18 Richard Guenther <rguenther@suse.de>
25488 * tree-vect-transform.c (vect_loop_versioning): Fold the
25489 generated comparisons.
25490 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25491 (slpeel_tree_peel_loop_to_edge): Likewise.
25493 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25495 PR middle-end/37805
25496 * opts.c (print_specific_help): In addition to `undocumented',
25497 accept `separate' and `joined' flags if passed alone. Describe
25498 output by the first matched one of those.
25499 (common_handle_option): Skip over empty strings.
25500 * gcc.c (display_help): Fix help string for `--help='.
25501 * doc/invoke.texi (Option Summary, Overall Options): With
25502 `--help=', classes and qualifiers can both be repeated, but
25503 only the latter can be negated. One should not pass only
25504 negated qualifiers. Fix markup and examples.
25507 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25508 PR middle-end/37805
25509 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25510 and -fhelp=separate.
25512 2009-03-17 Jing Yu <jingyu@google.com>
25514 PR middle-end/39378
25515 * function.h (struct rtl_data): Move is_thunk from here...
25516 (struct function): ...to here.
25517 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25518 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25520 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25522 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25523 (alpha_output_function_end_prologue): Likewise.
25524 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25525 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25526 (rs6000_output_function_epilogue): Likewise.
25527 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25529 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25532 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25533 from different units in a single alternative.
25534 (*truncdfsf_i387): Ditto.
25535 (*truncxfsf2_mixed): Ditto.
25536 (*truncxfdf2_mixed): Ditto.
25538 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25540 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25541 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25544 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25545 unused non-artificial variables when not optimizing.
25548 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25549 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25550 NAMESPACE_DECL in its DECL_INITIAL.
25552 PR middle-end/39443
25553 * optabs.c (set_user_assembler_libfunc): New function.
25554 * expr.h (set_user_assembler_libfunc): New prototype.
25555 * c-common.c: Include libfuncs.h.
25556 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25557 for memcmp, memset, memcpy, memmove and abort.
25558 * Makefile.in (c-common.o): Depend on libfuncs.h.
25561 * dwarf2out.c (gen_inlined_enumeration_type_die,
25562 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25563 gen_tagged_type_instantiation_die): Removed.
25564 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25567 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25570 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25572 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25573 (check-parallel-%): Ditto.
25574 (check-consistency): Ditto.
25576 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25578 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25579 local variable rhs by NULL_TREE.
25581 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25584 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25586 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25589 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25591 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25594 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25595 for ms->sysv ABI calls only in 64bit mode.
25597 * config/i386/i386.md (untyped_call): Support 32bit.
25599 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25601 * doc/extend.texi: Replace x86_65 with x86_64.
25603 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25605 PR tree-optimization/39455
25606 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25607 mismatches for POINTER_TYPE_P (type).
25608 (number_of_iterations_le): Likewise.
25610 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25612 * config/picochip/picochip.c: Removed profiling support.
25613 * config/picochip/picochip.md: Removed profiling instruction.
25614 * config/picochip/picochip.h: Removed profiling builtin.
25616 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25618 * doc/install.texi (--with-host-libstdcxx): Document.
25620 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25623 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25624 generate a warning if the function name does not begin with
25625 "__vector" and the function has either the 'signal' or 'interrupt'
25626 attribute, from here to ...
25627 (avr_declare_function_name): ...here. New function.
25628 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25629 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25631 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25634 * cse.c (fold_rtx): Don't modify original const_arg1 when
25635 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25636 separate variable instead.
25637 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25638 from out of range shift counts.
25639 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25641 2009-03-13 Catherine Moore <clm@codesourcery.com>
25643 * config/i386/x-mingw32 (host-mingw32.o): Replace
25644 diagnostic.h with $(DIAGNOSTIC_H).
25646 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25649 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25651 * config/i386/sync.md (sync_compare_and_swap<mode>,
25652 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25653 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25655 (sync_double_compare_and_swapdi_pic,
25656 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25657 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25659 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25662 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25664 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25667 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25668 (avx_addsubv4df3): Likewise.
25669 (*avx_addsubv4sf3): Likewise.
25670 (sse3_addsubv4sf3): Likewise.
25672 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25675 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25677 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25680 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25681 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25682 registers for allocnos created from user-defined variables.
25684 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25687 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25688 of non-integer mode as well.
25690 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25692 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25693 for functions for which the parameter types are unknown.
25695 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25698 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25699 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25700 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25701 * config/i386/i386.c (ix86_local_alignment): For
25702 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25703 long long variables on the stack to avoid dynamic realignment.
25704 Allow the first argument to be a decl rather than type.
25705 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25707 2009-03-11 Nick Clifton <nickc@redhat.com>
25710 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25712 Add description to mno-lsim option.
25713 * config/mcore/mcore.h: Remove comment about deprecated m4align
25715 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25716 * doc/invoke.texi: Add description of mno-lsim and
25717 mstack-increment options.
25719 * config/fr30/fr30.opt: Document the -mno-lsim option.
25720 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25721 and -mno-lsim options.
25723 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25725 * fold-const.c (fold_comparison): Only call fold_inf_compare
25726 if the mode supports infinities.
25728 2009-03-11 Jason Merrill <jason@redhat.com>
25731 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25732 end already did. Notice GIMPLE_CALL modifications of the result.
25733 Don't copy debug information from an ignored decl or a decl from
25736 2009-03-10 Richard Guenther <rguenther@suse.de>
25737 Nathan Froyd <froydnj@codesourcery.com>
25739 PR middle-end/37850
25740 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25741 (__divMODE3): Likewise.
25743 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25745 PR tree-optimization/39394
25746 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25747 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25749 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25751 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25752 inline asms for register asm ("") declarations.
25754 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25756 * fold-const.c (fold_unary): Fix comment.
25758 2009-03-07 Jan Hubicka <jh@suse.cz>
25761 * tree-inline.c (setup_one_parameter): Do replacement of const
25762 argument by constant in SSA form.
25764 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25766 PR middle-end/38028
25767 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25768 determine alignment passed to assign_stack_local.
25769 (assign_parms_unsplit_complex): Likewise.
25770 * except.c (sjlj_build_landing_pads): Likewise.
25772 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25774 PR middle-end/39360
25775 * tree-flow.h (add_referenced_var): Return bool instead of void.
25776 * tree-dfa.c (add_referenced_var): Return result of
25777 referenced_var_check_and_insert call.
25778 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25779 of referenced_var_check_and_insert.
25782 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25783 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25784 DIE, don't emit it if abstract origin already has it.
25785 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25786 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25788 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25790 * genpreds.c (needs_variable): Fix parentheses at variable name
25792 (write_tm_constrs_h): Indent generated code.
25794 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25796 * doc/extend.texi (Function Attributes): Add documentation
25797 for isr attributes.
25799 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25802 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25803 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25805 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25807 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25810 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25813 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25814 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25816 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25818 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25819 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25820 constants instead of magic numbers.
25821 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25823 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25824 (x86_64_ms_abi_int_parameter_registers): Ditto.
25825 (x86_64_int_return_registers): Ditto.
25826 (ix86_maybe_switch_abi): Ditto.
25827 (ix86_expand_call): Ditto for clobbered_registers array.
25828 (ix86_hard_regno_mode_ok): Ditto.
25829 (x86_extended_QIreg_mentioned_p): Ditto.
25831 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25833 PR tree-optimization/39349
25834 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25836 * combine.c (gen_lowpart_for_combine): Use omode when generating
25839 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25841 PR rtl-optimization/39235
25842 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25844 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25846 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25848 2009-03-04 Richard Guenther <rguenther@suse.de>
25850 PR tree-optimization/39362
25851 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25852 that occur in abnormal PHIs should be varying.
25854 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25856 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25858 (simple_iv): Take loop as an argument instead of statement.
25859 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25860 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25862 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25864 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25865 * matrix-reorg.c (analyze_transpose): Ditto.
25866 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25867 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25868 * tree-predcom.c (ref_at_iteration): Ditto.
25869 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25871 2009-03-04 Richard Guenther <rguenther@suse.de>
25873 PR tree-optimization/39358
25874 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25875 escaped_id and callused_id.
25876 (solve_graph): Likewise.
25878 2009-03-04 Richard Guenther <rguenther@suse.de>
25880 PR tree-optimization/39339
25881 * tree-sra.c (try_instantiate_multiple_fields): Make it
25882 no longer ICE on the above.
25884 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25886 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25887 that fits within Pmode.
25889 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25891 PR middle-end/10109
25892 * tm.texi (LIBCALL_VALUE): Update description.
25894 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25896 PR middle-end/34443
25897 * doc/extend.texi (section): Update description.
25899 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25901 PR middle-end/39345
25902 * tree-inline.c (remapped_type): New.
25903 (can_be_nonlocal): Call remapped_type instead of remap_type.
25905 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25908 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25909 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25911 2009-03-03 Richard Guenther <rguenther@suse.de>
25913 PR middle-end/39272
25914 * tree.c (tree_nonartificial_location): New function.
25915 * tree.h (tree_nonartificial_location): Declare.
25916 * builtins.c (expand_builtin_memory_chk): Provide location
25917 of the call location for artificial function pieces.
25918 (maybe_emit_chk_warning): Likewise.
25919 (maybe_emit_sprintf_chk_warning): Likewise.
25920 (maybe_emit_free_warning): Likewise.
25921 * expr.c (expand_expr_real_1): Likewise.
25923 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25925 PR tree-optimization/39343
25926 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25927 COMPONENT_REF t has ARRAY_TYPE.
25929 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25931 PR middle-end/39335
25932 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25933 when the type precision of the induction variable should be
25934 larger than the type precision of nit.
25935 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25936 * graphite.c (graphite_loop_normal_form): Same.
25937 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25939 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25941 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25942 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25943 numbers to describe clobbered registers.
25944 (*call_value_0_rex64_ms_sysv): Ditto.
25945 * config/i386/mmx.md (mmx_emms): Ditto.
25946 (mmx_femms): Ditto.
25948 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25950 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25953 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25955 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25956 (spu_section_type_flags): New function.
25958 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25960 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25961 reg_class_contents of FLOAT_REGS into a temporary.
25963 2009-03-02 Richard Guenther <rguenther@suse.de>
25964 Ira Rosen <irar@il.ibm.com>
25966 PR tree-optimization/39318
25967 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25968 information to the vectorized statement.
25970 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25972 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25973 variable. Use defined names instead of magic constants for REX SSE
25976 2009-03-01 Richard Guenther <rguenther@suse.de>
25978 PR tree-optimization/39331
25979 * omp-low.c (lower_send_shared_vars): Do not receive new
25980 values for the reference of DECL_BY_REFERENCE parms or results.
25982 2009-03-01 Jan Hubicka <jh@suse.cz>
25985 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25986 BLOCK_NONLOCALIZED_VAR): New macros.
25987 (tree_block): Add nonlocalized_vars.
25988 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25989 gen_decl_die): Add origin argument. Allow generation of die with
25990 origin at hand only.
25991 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25992 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25994 (gen_block_die): Fix checking for unused blocks.
25995 (process_scope_var): Break out from .... ; work with origins only.
25996 (decls_for_scope) ... here; process nonlocalized list.
25997 (dwarf2out_ignore_block): Look for nonlocalized vars.
25998 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26000 (dump_scope_block): Dump them.
26001 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26002 (remap_block): Likewise.
26003 (can_be_nonlocal): New predicate.
26004 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26006 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26008 * configure: Regenerate.
26010 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26012 * optc-gen.awk: No need to duplicate option flags twice.
26013 Reuse help texts for duplicate options which do not have any.
26015 * gcc.c (display_help): Document --version.
26017 * gcc.c (main): If print_help_list and verbose_flag, ensure
26018 driver output comes before subprocess output.
26020 * optc-gen.awk: Assign all remaining fields to help string,
26021 space-separated, for multi-line help in *.opt.
26023 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26024 -Wno-pedantic-ms-format is for MinGW targets only.
26026 * doc/options.texi (Option file format): Fix bad indentation,
26027 restoring dropped sentence.
26029 2009-02-28 Jan Hubicka <jh@suse.cz>
26031 * tree-inline.c (tree_function_versioning): Output debug info.
26033 2009-02-28 Jan Hubicka <jh@suse.cz>
26036 * tree-inline.c (setup_one_parameter): Do not copy propagate
26037 arguments when not optimizing.
26039 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26042 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26043 (avx_addsubv4df3): Likewise.
26044 (*avx_addsubv4sf3): Likewise.
26045 (sse3_addsubv4sf3): Likewise.
26046 (*avx_addsubv2df3): Likewise.
26047 (sse3_addsubv2df3): Likewise.
26048 (avx_unpckhps256): Correct item selectors.
26049 (avx_unpcklps256): Likewise.
26050 (avx_unpckhpd256): Likewise.
26051 (avx_unpcklpd256): Likewise.
26053 2009-02-28 Jan Hubicka <jh@suse.cz>
26055 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26057 (copy_arguments_for_versioning): If var is declared don't declare it.
26058 (tree_function_versioning): First setup substitutions and then copy
26061 2009-02-27 Jan Hubicka <jh@suse.cz>
26064 * cgraph.h (varpool_output_debug_info): Remove.
26065 * cgraphunit.c (varpool_output_debug_info): Remove.
26066 * dwarf2out.c (deferred_locations_struct): New struct
26067 (deferred_locations): New type.
26068 (deferred_locations_list): New static var.
26069 (deffer_location): New function.
26070 (gen_variable_die): Use it.
26071 (decls_for_scope): Output info on local static vars.
26072 (dwarf2out_finish): Process deferred locations.
26073 * varpool.c (varpool_output_debug_info): Remove.
26075 2009-02-27 Jan Hubicka <jh@suse.cz>
26078 * tree.h (TREE_PROTECTED): Fix comment.
26079 (BLOCK_HANDLER_BLOCK): Remove.
26080 (struct tree_block): Remove handler_block add body_block.
26081 (inlined_function_outer_scope_p): New.
26082 (is_body_block): Remove.
26083 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26084 * dwarf2out.c (is_inlined_entry_point): Remove.
26085 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26086 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26088 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26089 * gimplify.c (gimplify_expr): Gimplify body blocks.
26090 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26091 block with multiple subblocks.
26092 (dump_scope_block): Prettier output; dump more flags and info.
26093 (dump_scope_blocks): New.
26094 (remove_unused_locals): Use dump_scope_blocks.
26095 * tree-flow.h (dump_scope_blocks): Declare.
26096 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26097 * stmt.c (is_body_block): Remove.
26098 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26099 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26101 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26103 PR middle-end/39308
26104 * graphite.c (graphite_loop_normal_form): Do not call
26105 number_of_iterations_exit from a gcc_assert.
26107 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26109 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26110 jumps if COND is NULL.
26111 (find_cond_jump): New function.
26112 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26113 * config/s390/s390.md: Remove z10_cobra attribute value.
26115 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26117 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26118 force_const_mem returns NULL_RTX.
26120 2009-02-26 Jan Hubicka <jh@suse.cz>
26123 * cgraph.h (varpool_output_debug_info): Remove.
26124 * cgraphunit.c (varpool_output_debug_info): Remove.
26125 * dwarf2out.c (deferred_locations_struct): New struct
26126 (deferred_locations): New type.
26127 (deferred_locations_list): New static var.
26128 (deffer_location): New function.
26129 (gen_variable_die): Use it.
26130 (decls_for_scope): Output info on local static vars.
26131 (dwarf2out_finish): Process deferred locations.
26132 * varpool.c (varpool_output_debug_info): Remove.
26134 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26136 PR rtl-optimization/39241
26137 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26138 to subreg_offset_representable_p.
26140 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26142 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26143 execute function prototype. Get f and nregs from max_reg_num
26144 and get_insns. Remove the first backward pass as it's dead,
26145 guard the forward pass by flag_expensive_optimizations.
26146 (rest_of_handle_regmove): Delete.
26147 (pass_regmove): Replace it with regmove_optimize.
26149 2009-02-25 Martin Jambor <mjambor@suse.cz>
26151 PR tree-optimization/39259
26152 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26153 calls_alloca function flags.
26154 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26155 calls are detected.
26157 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26159 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26160 flags_set_1_rtx, flags_set_1_set): Delete.
26161 (regmove_optimize): Do not call mark_flags_life_zones.
26163 2009-02-24 Julian Brown <julian@codesourcery.com>
26166 * config/arm/arm.c (require_pic_register): Only set
26167 cfun->machine->pic_reg once per function.
26169 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26171 * doc/invoke.texi (Link Options): Document an easier way to pass
26172 options that take arguments to the GNU linker using -Xlinker and -Wl.
26174 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26177 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26179 2009-02-24 Richard Guenther <rguenther@suse.de>
26182 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26184 2009-02-24 Richard Guenther <rguenther@suse.de>
26185 Zdenek Dvorak <ook@ucw.cz>
26187 PR tree-optimization/39233
26188 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26189 from converting them to a generic type.
26191 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26193 PR tree-optimization/39260
26194 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26195 contains a condition with a real type.
26196 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26198 2009-02-23 Jason Merrill <jason@redhat.com>
26201 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26202 narrowing_initializer_constant_valid_p.
26203 (narrowing_initializer_constant_valid_p): Don't return
26204 null_pointer_node for adding a pointer to itself.
26206 2009-02-23 Jan Hubicka <jh@suse.cz>
26209 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26212 2009-02-23 Jan Hubicka <jh@suse.cz>
26214 PR tree-optimization/37709
26215 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26216 * tree.h (block_ultimate_origin): Declare.
26217 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26218 * tree-ssa-live.c (remove_unused_scope_block_p):
26219 Eliminate blocks containig no instructions nor live variables nor
26221 (dump_scope_block): New function.
26222 (remove_unused_locals): Enable removal of dead blocks by default;
26223 enable dumping at TDF_DETAILS.
26225 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26227 * config/i386/i386.c (classify_argument): Don't allow COImode
26229 (function_arg_advance_32): Don't allow OImode.
26230 (function_arg_32): Likewise.
26231 (function_value_32): Likewise.
26232 (return_in_memory_32): Likewise.
26233 (function_arg_64): Remove OImode comment.
26235 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26238 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26239 ix86_expand_vector_set for V4DImode in 64bit mode only.
26240 (ix86_expand_vector_init_one_var): Likewise.
26242 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26244 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26246 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26249 * loop-iv.c: Revert last change.
26250 * emit-rtl.c: Likewise.
26252 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26255 * config/i386/i386.c (type_natural_mode): Remove an extra
26256 space in the warning message.
26257 (function_value_32): Handle 32-byte vector modes.
26258 (return_in_memory_32): Likewise.
26260 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26262 * loop-iv.c (truncate_value): New function.
26263 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26265 (lowpart_subreg): Move to...
26266 * emit-rtl.c: ...here.
26268 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26270 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26271 accidental and undocumented change at revision 140860.
26273 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26275 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26276 take gimple_seq * arguments.
26277 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26278 types_compatible_p langhook.
26280 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26281 Joseph Myers <joseph@codesourcery.com>
26283 * config/arm/arm.c (arm_builtin_va_list): New function.
26284 (arm_expand_builtin_va_start): Likewise.
26285 (arm_gimplify_va_arg_expr): Likewise.
26286 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26287 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26288 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26289 (va_list_type): New variable.
26290 (arm_mangle_type): Mangle va_list_type appropriately.
26292 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26294 PR middle-end/39157
26295 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26296 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26297 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26298 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26299 parameter to 1000 for -O1 by default.
26300 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26302 * loop-invariant.c: Include params.h.
26303 (move_loop_invariants): Don't call move_single_loop_invariants on
26306 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26308 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26309 offset when calculating bounds for indexing stack_usage_map. Fixes
26310 a buffer overflow with certain target setups.
26312 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26315 * calls.c (expand_call): Clear try_tail_call if caller and callee
26316 disagree in promotion of function return value.
26318 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26321 * c-common.c (c_determine_visibility): If visibility changed and
26322 DECL_RTL has been already set, call make_decl_rtl to update symbol
26325 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26328 * varasm.c (assemble_variable): Don't check DECL_NAME when
26329 globalizing a variable.
26331 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26334 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26335 expression before any __builtin_trap call.
26336 * c-typeck.c (build_function_call): Convert and check function
26337 arguments before generating a call to a trap. Evaluate the
26338 function arguments before the trap.
26340 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26343 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26344 (UNSPEC_FXAM_MEM): New unspec.
26345 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26346 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26347 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26349 2009-02-19 Richard Guenther <rguenther@suse.de>
26351 PR tree-optimization/39207
26352 PR tree-optimization/39074
26353 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26354 storedanything_tree): New.
26355 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26356 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26357 (build_succ_graph): Add edges from STOREDANYTHING to all
26359 (init_base_vars): Initialize STOREDANYTHING.
26360 (compute_points_to_sets): Free substitution info after
26361 building the succ graph.
26362 (ipa_pta_execute): Likewise.
26364 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26366 (do_ds_constraint): Do not add to special var or non-pointer
26368 (type_could_have_pointers): Split out from ...
26369 (could_have_pointers): ... here. For arrays use the element type.
26370 (create_variable_info_for): Initialize may_have_pointers.
26371 (new_var_info): Likewise.
26372 (handle_lhs_call): Make the HEAP variable unknown-sized.
26373 (intra_create_variable_infos): Use a type with pointers for
26374 PARM_NOALIAS, make it unknown-sized.
26376 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26379 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26381 2009-02-18 Jason Merrill <jason@redhat.com>
26384 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26385 value if DECL_EXTERNAL.
26386 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26387 * target.h (gcc_target::binds_local_p): Clarify "module".
26388 * tree.h (TREE_PUBLIC): Clarify "module".
26390 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26393 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26394 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26396 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26399 * c.opt (Wabi): Support C and ObjC.
26402 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26404 * config/i386/i386.c (classify_argument): Warn once about the ABI
26405 change when passing union with long double.
26407 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26409 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26412 * c-parser.c (c_parser_compound_statement): Always enter and leave
26415 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26418 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26420 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26422 PR tree-optimization/36922
26423 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26424 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26427 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26429 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26432 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26434 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26436 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26438 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26441 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26442 Richard Sandiford <rdsandiford@googlemail.com>
26444 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26445 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26446 (loongson_biadd): ...this.
26448 2009-02-17 Richard Guenther <rguenther@suse.de>
26450 PR tree-optimization/39202
26451 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26452 a var make sure to follow existing collapses.
26454 2009-02-17 Richard Guenther <rguenther@suse.de>
26456 PR middle-end/39214
26457 * langhooks.c (lhd_print_error_function): Check for NULL block.
26459 2009-02-17 Richard Guenther <rguenther@suse.de>
26461 PR tree-optimization/39204
26462 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26465 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26467 * config/soft-fp/double.h: Update from glibc CVS.
26469 2009-02-17 Richard Guenther <rguenther@suse.de>
26471 PR tree-optimization/39207
26472 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26473 strict-aliasing warnings for pointers pointing to NULL.
26475 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26478 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26479 skipping until next close brace.
26481 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26484 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26485 to function argument boundary.
26487 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26489 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26490 in the lea_add. Reload eventually constraints it properly.
26491 * config/picochip/constraints.md: Remove the target constraint
26492 "b", since it is not needed anymore.
26494 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26496 * gthr-dce.h: Uglify function parameter and local variable names.
26497 * gthr-gnat.h: Likewise.
26498 * gthr-mipssde.h: Likewise.
26499 * gthr-nks.h: Likewise.
26500 * gthr-posix95.h: Likewise.
26501 * gthr-posix.h: Likewise.
26502 * gthr-rtems.h: Likewise.
26503 * gthr-single.h: Likewise.
26504 * gthr-solaris.h: Likewise.
26505 * gthr-tpf.h: Likewise.
26506 * gthr-vxworks.h: Likewise.
26507 * gthr-win32.h: Likewise.
26509 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26512 * config/i386/i386.md: Restrict the new peephole2 to move
26513 between MMX/SSE registers.
26515 2009-02-15 Richard Guenther <rguenther@suse.de>
26518 2009-02-13 Richard Guenther <rguenther@suse.de>
26520 * configure.ac: Enable LFS.
26521 * configure: Re-generate.
26522 * config.in: Likewise.
26524 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26526 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26527 spu_srqwbyte, spu_srqwbytebc): Define.
26528 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26529 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26530 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26531 "shrqby_<mode>"): New insn-and-split patterns.
26532 * config/spu/spu.c (expand_builtin_args): Determine and return
26533 number of operands using spu_builtin_description data.
26534 (spu_expand_builtin_1): Use it.
26536 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26539 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26542 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26545 * config/i386/i386.c (override_options): Correct warning
26546 messages for -malign-loops, -malign-jumps and -malign-functions.
26548 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26551 * config/i386/i386.md: Restrict the new peephole2 to move
26552 between the general purpose registers.
26554 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26557 * config/i386/i386.c (type_natural_mode): Add a new argument.
26558 Return the original mode and warn ABI change if vector size is 32byte.
26559 (function_arg_advance): Updated.
26560 (function_arg): Likewise.
26561 (ix86_function_value): Likewise.
26562 (ix86_return_in_memory): Likewise.
26563 (ix86_sol10_return_in_memory): Likewise.
26564 (ix86_gimplify_va_arg): Likewise.
26565 (function_arg_32): Don't warn ABX ABI change here.
26566 (function_arg_64): Likewise.
26568 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26570 * loop-iv.c (implies_p): In the final case, test that operands 0
26571 of the two comparisons match.
26573 * config/bfin/bfin.c (find_prev_insn_start): New function.
26574 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26575 (find_next_insn_start): Move.
26577 2009-02-13 Richard Guenther <rguenther@suse.de>
26579 * configure.ac: Enable LFS.
26580 * configure: Re-generate.
26581 * config.in: Likewise.
26583 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26586 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26587 sizes on syntax error after some arguments have been parsed.
26589 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26591 * doc/invoke.texi (-fira): Remove.
26593 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26595 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26596 * recog.c: Likewise.
26599 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26601 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26602 (umul_ppmm): Likewise.
26603 (count_leading_zeros): Likewise.
26604 (count_trailing_zeros): Likewise.
26605 (UMUL_TIME): Likewise.
26607 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26609 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26610 soft-fp/t-softfp to tmake_file.
26612 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26613 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26614 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26615 IA64_BUILTIN_INFQ]: New.
26616 (ia64_init_builtins): Initialize __builtin_infq,
26617 __builtin_fabsq and __builtin_copysignq if not HPUX.
26618 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26619 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26621 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26623 (__fixtfti): Likewise.
26624 (__fixunstfti): Likewise.
26625 (__floattitf): Likewise.
26627 * config/ia64/libgcc-glibc.ver: New.
26628 * config/ia64/t-fprules-softfp: Likewise.
26629 * config/ia64/sfp-machine.h: Likewise.
26631 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26632 (LIBGCC2_TF_CEXT): Likewise.
26633 (TF_SIZE): Likewise.
26634 (TARGET_INIT_LIBFUNCS): Likewise.
26636 * config/ia64/t-glibc (SHLINB_MAPFILES):
26637 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26639 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26641 * config/i386/i386.c (construct_container): Rewrite processing
26642 BLKmode with X86_64_SSE_CLASS.
26644 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26647 * config/i386/i386.md: Replace simplify_replace_rtx with
26648 replace_rtx in the new peephole2.
26650 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26652 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26653 loop unrolling do not happen at -O2.
26655 2009-02-12 Michael Matz <matz@suse.de>
26657 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26659 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26661 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26664 2009-02-12 Ben Elliston <bje@au.ibm.com>
26666 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26667 patterns when updating the back chain. Missed in the 2009-02-10
26670 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26672 * doc/extend.texi (Decimal Floating Types): Update identifier of
26673 draft TR and list of missing support.
26675 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26677 PR middle-end/39154
26678 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26679 bit to variable length decl's flags, add it also to its
26680 pointer replacement variable.
26682 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26683 Jakub Jelinek <jakub@redhat.com>
26686 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26687 (memory_blockage): New expander.
26688 (*memory_blockage): New insn pattern.
26689 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26690 instead of general blockage at the end of function prologue when
26691 frame pointer is used to access red zone area. Do not emit blockage
26692 when profiling, it is emitted in generic code.
26693 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26694 function epilogue when frame pointer is used to access red zone area.
26696 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26699 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26700 by arithmetic with memory operands.
26701 * config/i386/predicates.md (commutative_operator): New.
26703 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26705 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26708 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26710 * alias.h (record_alias_subset): Declare.
26711 * alias.c (record_alias_subset): Make global.
26713 2009-02-10 Nick Clifton <nickc@redhat.com>
26715 * tree-parloops.c: Change license to GPLv3.
26716 * ipa-struct-reorg.c: Change license to GPLv3.
26717 * ipa-struct-reorg.h: Change license to GPLv3.
26719 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26722 * c-decl.c (start_struct): Return NULL on error.
26724 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26726 PR middle-end/39124
26727 * cfgloopmanip.c (remove_path): Call remove_bbs after
26728 cancel_loop_tree, not before it.
26731 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26732 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26733 VAR_DECLs were seen.
26734 * tree-ssa-live.c (remove_unused_locals): Recompute
26735 cfun->has_local_explicit_reg_vars.
26736 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26737 copies or clearings if cfun->has_local_explicit_reg_vars.
26739 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26742 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26743 of function prologue when frame pointer is used to access
26746 2009-02-10 Richard Guenther <rguenther@suse.de>
26748 PR middle-end/39127
26749 * gimplify.c (gimple_regimplify_operands): Always look if
26750 we need to create a temporary.
26752 2009-02-10 Richard Guenther <rguenther@suse.de>
26754 PR tree-optimization/39132
26755 * tree-loop-distribution.c (todo): New global var.
26756 (generate_memset_zero): Trigger TODO_rebuild_alias.
26757 (tree_loop_distribution): Return todo.
26759 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26762 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26763 (x86_64_reg_class_name): Removed.
26764 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26765 first one isn't X86_64_SSE_CLASS or any other ones aren't
26766 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26767 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26768 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26769 and 3 X86_64_SSEUP_CLASS.
26770 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26771 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26773 2009-02-10 Ben Elliston <bje@au.ibm.com>
26775 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26776 form instruction to update the stack back chain word, even if the
26777 user has disabled the generation of update instructions.
26778 (movdi_<mode>_update_stack): New.
26779 (movsi_update_stack): Likewise.
26780 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26781 always use an update form instruction to update the stack back
26784 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26786 PR middle-end/38953
26787 * graphite.c (if_region_set_false_region): After moving a region in
26788 the false branch of a condition, remove the empty dummy basic block.
26789 (gloog): Remove wrong fix for PR38953.
26791 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26793 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26794 generation due to implicit sign extension.
26796 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26798 PR middle-end/38981
26799 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26800 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26802 2009-02-09 Richard Guenther <rguenther@suse.de>
26804 PR middle-end/35202
26805 * convert.c (convert_to_real): Disable (float)fn((double)x)
26806 to fnf(x) conversion if errno differences may occur and
26807 -fmath-errno is set.
26809 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26811 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26812 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26813 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26815 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26818 * c-common.c (handle_alias_attribute): Disallow attribute for
26819 anything not a FUNCTION_DECL or VAR_DECL.
26821 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26824 * real.c (do_compare): Special-case compare of zero against
26825 decimal float value.
26827 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26830 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26831 as indicating flexible array members unless the field itself is
26832 being declarared as the incomplete array.
26834 2009-02-06 Jan Hubicka <jh@suse.cz>
26836 PR tree-optimization/38844
26837 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26838 is already inlined.
26840 2009-02-06 Richard Guenther <rguenther@suse.de>
26842 PR middle-end/38977
26843 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26844 fork because we may expand it as __gcov_fork.
26846 2009-02-06 Nick Clifton <nickc@redhat.com>
26848 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26850 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26852 PR tree-optimization/35659
26853 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26854 vn_phi_eq): Shortcut if hashcode does not match.
26855 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26857 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26858 and avoid iterative_hash_expr.
26859 (FOR_EACH_VALUE_ID_IN_SET): New.
26860 (value_id_compare): Remove.
26861 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26862 sort expressions by value id.
26864 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26867 * config/sh/predicates.md (general_movsrc_operand): Don't check
26868 the subreg of system registers here.
26870 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26873 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26874 on the copied decl.
26876 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26878 PR rtl-optimization/39110
26879 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26880 addresses, not aligned ones.
26882 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26883 Richard Guenther <rguenther@suse.de>
26885 PR tree-optimization/39100
26886 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26887 comment says and add edges.
26889 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26892 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26893 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26895 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26897 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26898 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26899 register_bb_in_sese, new_sese, free_sese): Moved.
26900 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26901 outermost_loop_in_scop, build_scop_iteration_domain,
26902 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26903 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26904 Use loop_in_sese_p instead of loop_in_scop_p.
26905 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26906 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26907 (scopdet_basic_block_info): Fix bug in scop detection.
26908 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26909 eq_loop_to_cloog_loop): Remove.
26910 (nb_loops_around_loop_in_scop, nb_loop
26911 ref_nb_loops): Moved here...
26912 * graphite.h (ref_nb_loops): ... from here.
26913 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26914 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26915 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26917 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26918 Hans-Peter Nilsson <hp@axis.com>
26920 PR rtl-optimization/37889
26921 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26922 Move offset handling from PLUS to before the switch. Use new
26923 arguments when considering SYMBOL_REFs too.
26924 (rtx_addr_can_trap_p): Pass dummy offset and size.
26925 (enum may_trap_p_flags): Remove.
26926 (may_trap_p_1): Pass size from MEM_SIZE.
26928 PR rtl-optimization/38921
26929 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26930 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26931 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26932 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26934 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26936 AVX Programming Reference (January, 2009)
26937 * config/i386/sse.md (*vpclmulqdq): New.
26939 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26941 PR tree-optimization/38977
26942 PR gcov-profile/38292
26943 * calls.c (special_function_p): Disregard __builtin_ prefix.
26945 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26947 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26948 non-indexable addresses even before reload.
26950 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26953 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26954 as having variable size. Do not give an error for unnamed
26955 parameters with [*] declarators. Give a warning for type names
26956 with [*] declarators and mark them as variable size.
26957 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26958 for sizeof applied to [*] type names.
26960 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26963 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26965 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26967 * gcc.c (process_command): Update copyright notice dates.
26968 * gcov.c (print_version): Likewise.
26969 * gcov-dump.c (print_version): Likewise.
26970 * mips-tfile.c (main): Likewise.
26971 * mips-tdump.c (main): Likewise.
26973 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26976 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26977 for composite type involving a zero-length array type.
26979 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26982 * function.c (match_asm_constraints_1): Skip over
26983 initial optional % in the constraint.
26985 PR inline-asm/39059
26986 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26987 supported, don't accept FIXED_CSTs.
26988 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26989 and _Sat is used without _Fract/_Accum. Set specs->type to
26990 integer_type_node for cts_fract/cts_accum if fixed point is not
26993 2009-02-02 Catherine Moore <clm@codesourcery.com>
26995 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26997 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26999 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27000 (ABI_HAS_64BIT_SYMBOLS): Use it.
27001 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27003 2009-02-02 Paul Brook <paul@codesourcery.com>
27005 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27007 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27009 PR inline-asm/39058
27010 * recog.h (asm_operand_ok): Add constraints argument.
27011 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27012 recurse on matching constraint.
27013 (check_asm_operands): Pass constraints as 3rd argument to
27014 asm_operand_ok. Don't look up matching constraint here.
27015 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27018 2009-02-02 Ben Elliston <bje@au.ibm.com>
27020 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27021 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27023 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27025 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27026 information. Remove some obsolete information. Reorganize.
27028 * config/pa/fptr.c: Revert license to GPL 2.
27029 * config/pa/milli64.S: Likewise.
27031 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27034 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27035 LIBRARY name in, instead of hard-coding it.
27036 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27037 extra target make frag to tmake_files according to EH model.
27038 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27039 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27040 frags that define makefile variable EH_MODEL appropriately.
27041 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27042 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27043 to "-sjlj" according to type of EH configured.
27044 (LIBGCC_SONAME): Concatenate it to shared library base name.
27045 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27046 to "_sjlj" according to type of EH configured.
27047 (LIBGCC_SONAME): Concatenate it to shared library base name.
27048 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27049 (SHLIB_LINK): Add missing semicolon to if-else construct.
27050 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27051 string value of "pe_dll" command-line option.
27052 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27053 (SHLIB_SONAME): Use it when overriding t-cygming default.
27054 (SHLIB_IMPLIB): Override t-cygming default.
27055 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27056 string value of "pe_dll" command-line option.
27058 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27061 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27062 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27064 2009-01-31 Richard Guenther <rguenther@suse.de>
27066 PR tree-optimization/38937
27067 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27068 computing the transitive closure.
27070 2009-01-30 Richard Guenther <rguenther@suse.de>
27072 PR tree-optimization/39041
27073 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27074 Propagate variable indices only if the types match for this stmt.
27076 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27079 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27080 inline but never defined.
27082 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27084 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27085 (*insv_h_di_reg_extimm): New insn.
27086 (*insv_l<mode>_reg_extimm): New insn.
27088 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27090 * config/picochip/picochip.c (flag_conserve_stack): set
27091 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27092 fconserve-stack. Reduce call-overhead used by inliner.
27094 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27097 * common.opt (flag_conserve_stack): Initialised to zero.
27099 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27102 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27103 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27106 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27108 * ira-color.c (allocno_reload_assign): Update comments.
27109 * regmove.c (regmove_optimize): Likewise.
27113 2009-01-29 Robert Millan <rmh@aybabtu.com>
27115 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27116 * config/i386/kopensolaris-gnu.h: New file. Undefine
27117 `MD_UNWIND_SUPPORT'.
27118 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27120 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27122 PR tree-optimization/39007
27123 * tree-loop-distribution.c (generate_builtin): Use
27124 recompute_dominator to compute the immediate dominator of the
27125 basic block just after the loop.
27127 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27129 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27130 (ASM_OUTPUT_DWARF_PCREL): Define.
27132 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27134 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27135 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27136 global. Modify entries about regmove and IRA.
27138 * ra-conflict.c: Remove the file.
27140 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27142 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27143 (pass_regclass_init): Rename to pass_reginfo_init.
27145 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27147 * toplev.h (flag_ira): Remove.
27149 * caller-save.c (setup_save_areas): Remove flag_ira.
27151 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27153 * global.c: Remove the file.
27155 * opts.c (decode_options): Remove flag_ira.
27157 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27159 * regmove.c: Modify file description.
27160 (find_use_as_address, try_auto_increment): Define them only if
27161 AUTO_INC_DEC is defined.
27162 (replacement_quality, replace_in_call_usage, fixup_match_1,
27163 stable_and_no_regs_but_for_p): Remove.
27164 (reg_set_in_bb): Make it static.
27165 (regmove_optimize): Remove flag_ira and code which worked for
27168 * local-alloc.c: Remove the file.
27170 * common.opt (fira): Remove.
27172 * ira.c: Include except.h.
27173 (eliminable_regset): Move from global.c.
27174 (mark_elimination): Ditto. Remove flag_ira.
27175 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27176 equiv_mem_modified, validate_equiv_mem_from_store,
27177 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27178 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27179 no_equiv, recorded_label_ref): Move from local-alloc.c.
27180 (update_equiv_regs): Ditto. Make it static.
27181 (print_insn_chain, print_insn_chains): Move it from global.c.
27182 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27183 (build_insn_chain): Ditto. Make it static.
27184 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27185 Rename to init_live_subregs.
27186 (gate_ira): Remove flag_ira.
27188 * regclass.c: Rename reginfo.c. Change file description.
27189 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27190 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27191 (init_reg_sets_1): Remove code for evaluation of
27192 reg_class_superclasses and losing_caller_save_reg_set.
27193 (init_regs): Remove init_reg_autoinc.
27194 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27195 ok_for_base_p_nonstrict): Remove.
27196 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27197 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27198 corresponding entries.
27199 (dump_regclass, record_operand_costs, scan_one_insn,
27200 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27201 record_address_regs, auto_inc_dec_reg_p): Remove.
27202 (gt-regclass.h): Rename to gt-reginfo.h.
27204 * rtl.h (dump_global_regs, retry_global_alloc,
27205 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27207 * Makefile.in (RA_H): Remove.
27208 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27209 Rename regclass.o to reginfo.o.
27210 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27212 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27213 (GTFILES): Rename regclass.c to reginfo.c.
27215 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27216 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27218 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27219 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27221 (finish_spills): Ditto. Remove code for !flag_ira.
27223 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27225 PR middle-end/35854
27226 * doc/invoke.texi (rtl debug options): Complete rewrite.
27227 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27229 * mode-switching.c (pass_mode_switching): Rename pass from
27230 "mode-sw" to "mode_sw".
27231 * except.c (pass_convert_to_eh_ranges): Rename pass from
27232 "eh-ranges" to "eh_ranges".
27233 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27237 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27238 Alexander Monakov <amonakov@ispras.ru>
27240 PR middle-end/38857
27241 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27243 (move_exprs_to_boundary): Change return type and pass through
27244 should_move from move_op. Relax assert. Update usage ...
27245 (schedule_expr_on_boundary): ... here. Use should_move instead of
27247 (move_op_orig_expr_found): Indicate that insn was disconnected from
27249 (code_motion_process_successors): Do not call after_merge_succs
27250 callback if original expression was not found when traversing any of
27252 (code_motion_path_driver): Change return type. Update prototype.
27253 (move_op): Update comment. Add a new parameter (should_move). Update
27254 prototype. Set *should_move based on indication provided by
27255 move_op_orig_expr_found.
27257 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27259 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27260 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27261 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27262 * config/rs6000/rs6000.c (rs6000_override_options): Default
27263 avoid-indexed-addresses on for Power6, off for everything else.
27264 (avoiding_indexed_address_p): New function.
27265 (rs6000_legitimize_address): Use it.
27266 (rs6000_legitimate_address): Likewise.
27267 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27269 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27271 PR tree-optimization/38997
27272 * tree-loop-distribution.c (generate_memset_zero): Use
27273 POINTER_PLUS_EXPR for a pointer addition.
27275 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27277 * config/s390/s390.md (bswap<mode>2): New pattern added.
27279 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27281 * config/s390/s390.md (*tls_load_31): Added type attribute.
27283 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27285 * config/s390/s390.md: Fix a few comments.
27287 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27289 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27290 (*tm<mode>_full): Fixed z10prop attribute.
27291 (*tst<mode>_extimm): Fixed z10prop attribute.
27292 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27293 (*tstqiCCT_cconly): Fixed z10prop attribute.
27294 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27295 (*movsi_larl): Fixed z10prop attribute.
27296 (*movsi_zarch): Fixed z10prop attribute.
27297 (*movsi_eas): Fixed z10prop attribute.
27298 (*movhi): Fixed z10prop attribute.
27299 (*movqi): Fixed z10prop attribute.
27300 (*movstrictqi): Fixed z10prop attribute.
27301 (*mov<mode>): Fixed z10prop attribute.
27302 (*movcc): Fixed z10prop attribute.
27303 (*sethighpartdi_64): Fixed z10prop attribute.
27304 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27305 (*negdi2_sign_cc): Fixed z10prop attribute.
27306 (*negdi2_sign): Fixed z10prop attribute.
27307 (*absdi2_sign_cc): Fixed z10prop attribute.
27308 (*absdi2_sign): Fixed z10prop attribute.
27309 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27310 (*negabsdi2_sign): Fixed z10prop attribute.
27311 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27312 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27313 (doloop_si64): Fixed z10prop attribute.
27314 (doloop_si31): Fixed z10prop attribute.
27315 (doloop_long): Fixed z10prop attribute.
27316 (indirect_jump): Fixed z10prop attribute.
27317 (nop): Fixed z10prop attribute.
27318 (main_base_64): Fixed z10prop attribute.
27319 (reload_base_64): Fixed z10prop attribute.
27321 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27323 PR rtl-optimization/38740
27324 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27326 * config/mips/mips.c (mips_reorg): Likewise.
27328 2009-01-28 Richard Guenther <rguenther@suse.de>
27330 PR tree-optimization/38926
27331 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27332 with the correct value id to a value.
27333 (do_regular_insertion): Use the value number of edoubleprime
27334 for the value number of the expr.
27337 2008-08-21 Richard Guenther <rguenther@suse.de>
27339 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27340 a PHI ask VN if it is already available.
27341 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27342 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27344 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27346 PR middle-end/38934
27347 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27348 set to varying whenever max has TREE_OVERFLOW set, similarly
27349 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27351 2009-01-28 Richard Guenther <rguenther@suse.de>
27353 PR middle-end/38908
27354 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27355 uninitialized aggregate uses in call arguments.
27357 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27359 PR tree-optimization/38984
27360 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27361 the nothing_id variable if -fno-delete-null-pointer-checks.
27363 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27366 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27367 (set_got_offset_rex64): Ditto.
27369 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27372 * doc/extend.texi: Improve local variable with asm reg.
27374 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27376 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27377 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27378 was not supplied then set warn_packed_bitfield_compat to the
27379 default value of 1.
27380 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27383 2009-01-27 Richard Guenther <rguenther@suse.de>
27385 PR tree-optimization/38503
27386 * cfgexpand.c (expand_gimple_basic_block): Ignore
27387 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27388 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27389 variables that cannot have TBAA applied.
27390 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27393 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27395 PR middle-end/38969
27396 * calls.c (initialize_argument_information): Do not wrap complex
27397 arguments in SAVE_EXPR.
27399 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27401 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27402 (INSTALL_LIBGCC): Revert typo commit.
27404 2009-01-26 Richard Guenther <rguenther@suse.de>
27406 PR tree-optimization/38745
27407 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27408 from special handling.
27410 2009-01-26 Richard Guenther <rguenther@suse.de>
27412 PR tree-optimization/38745
27413 * tree-ssa.c (execute_update_addresses_taken): Do not include
27414 variables that cannot possibly be a register in not_reg_needs.
27415 Do not clear TREE_ADDRESSABLE on vars that may not become
27417 * tree-ssa.c (update_alias_info_1): Include those in the set
27418 of addressable vars.
27420 2009-01-26 Richard Guenther <rguenther@suse.de>
27422 PR middle-end/38851
27423 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27424 * tree-ssa-dse.c: Include langhooks.h
27425 (execute_simple_dse): Remove stores with zero size.
27427 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27430 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27433 2009-01-24 Julian Brown <julian@codesourcery.com>
27435 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27436 config/arm/linux-atomic.c.
27437 * config/arm/linux-atomic.c: New.
27439 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27441 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27442 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27443 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27445 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27448 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27451 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27453 PR tree-optimization/38953
27454 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27455 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27456 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27457 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27460 2009-01-24 Paul Brook <paul@codesourcery.com>
27462 * config/arm/neon.md (neon_type): Move to arm.md.
27463 (neon_mov<VSTRUCT>): Add neon_type attribute.
27464 * config/arm/arm.md (neon_type): Move to here.
27465 (conds): Add "unconditioal" and use as default for NEON insns.
27467 2009-01-24 Ben Elliston <bje@au.ibm.com>
27469 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27470 void *' warning from -Wc++-compat.
27471 * Makefile.in (dominance.o-warn): Remove.
27473 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27475 PR tree-optimization/38932
27476 * fold-const.c (fold_unary_ignore_overflow): New.
27477 * tree.h (fold_unary_ignore_overflow): Declare.
27478 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27479 * tree-ssa-sccvn.c (visit_reference_op_load,
27480 simplify_unary_expression): Likewise.
27482 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27484 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27485 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27486 regardless of their type.
27487 * c-common.c (handle_packed_attribute): Don't ignore packed on
27489 * c.opt (Wpacked-bitfield-compat): New warning option.
27490 * stor-layout.c (place_field): Warn if offset of a field changed.
27491 * doc/extend.texi (packed): Mention the ABI change.
27492 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27493 (Warning Options): Add it to the list.
27495 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27497 * c-opts.c (c_common_post_options): Fix a typo in comments.
27499 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27501 PR middle-end/38615
27502 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27503 variables to static.
27504 * doc/invoke.texi (-fmerge-all-constants): Update description.
27506 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27509 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27510 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27512 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27514 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27516 (LOCAL_ALIGNMENT): Similarly.
27518 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27519 Joseph Myers <joseph@codesourcery.com>
27521 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27522 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27523 * config/arm/arm-tune.md: Regenerate.
27524 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27527 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27529 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27530 version number to five.
27532 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27535 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27536 * c-common.c (set_underlying_type): Likewise.
27537 (is_typedef_decl ): Likewise
27539 (set_underlying_type): Likewise.
27540 (is_typedef_type): Likewise.
27542 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27544 PR middle-end/38587
27545 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27548 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27551 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27552 (LIBGCC_SPEC): Don't define.
27553 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27555 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27557 PR rtl-optimization/38879
27558 * alias.c (base_alias_check): Unaligned access via AND address can
27559 alias all surrounding object types except those with sizes equal
27560 or wider than the size of unaligned access.
27562 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27565 * c-decl.c (clone_underlying_type): Move this ...
27566 * c-common.c (set_underlying_type): ... here.
27567 Also, make sure the function properly sets TYPE_STUB_DECL() on
27568 the newly created typedef variant type.
27569 (is_typedef_decl ): New entry point.
27570 * tree.h: Added a new member member_types_needing_access_check to
27571 struct tree_decl_non_common.
27572 (set_underlying_type): New entry point.
27573 (is_typedef_type): Likewise.
27575 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27577 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27578 Check whether two instructions have memory references that
27579 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27580 are helper functions for traversing.
27581 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27582 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27583 not to draw dependency edge for instructions with non-conflicting
27586 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27589 * longlong.h: Update copyright years. Use soft-fp license notice.
27590 Sync __clz_tab declaration with glibc.
27592 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27595 * doc/extend.texi (syscall_linkage): New.
27596 (version_id): Modify.
27598 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27599 Richard Guenther <rguenther@suse.de>
27601 PR tree-optimization/38747
27602 PR tree-optimization/38748
27603 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27604 conversion if the base address is an indirect reference and the
27605 aliasing sets could cause issues.
27607 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27609 * common.opt (fgraphite, fgraphite-identity): Add comment for
27610 explaining why these options are not documented.
27612 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27614 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27615 gimple_call_lhs is NULL.
27617 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27620 * emit-rtl.c (adjust_address_1): Make sure memref is never
27623 2009-01-20 Ben Elliston <bje@au.ibm.com>
27625 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27626 const qualifier from arg parameter. Remove unnecessary cast to char *.
27627 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27628 const qualifier from arg 2.
27630 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27632 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27634 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27637 * rtl.h (reinit_regs): New prototype.
27638 * regclass.c: Include ira.h.
27639 (reinit_regs): New.
27640 * Makefile.in (regclass.o): Add ira.h.
27641 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27643 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27646 * c-common.c (handle_aligned_attribute): Use
27647 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27648 default alignment value.
27650 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27652 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27653 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27655 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27656 __BIGGEST_ALIGNMENT__.
27658 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27660 2009-01-18 Richard Guenther <rguenther@suse.de>
27662 PR tree-optimization/38819
27663 * tree-flow.h (operation_could_trap_helper_p): Declare.
27664 * tree-eh.c (operation_could_trap_helper_p): Export.
27665 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27666 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27667 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27668 are about to insert a possibly trapping instruction and fail
27671 2009-01-18 Andreas Schwab <schwab@suse.de>
27673 * doc/install.texi (Configuration): Remove obsolete paragraph
27674 about use of --with-gnu-ld with --with-gnu-as.
27676 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27678 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27679 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27680 Follow spelling conventions.
27682 2009-01-18 Ben Elliston <bje@au.ibm.com>
27684 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27685 C++ warning about implicit conversion from void * to struct
27687 (bitmap_obstack_free): Likewise for bitmap_element *.
27688 * Makefile.in (bitmap.o-warn): Remove.
27690 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27692 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27694 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27695 Tobias Grosser <tobi.grosser@amd.com>
27697 * graphite.c (graphite_trans_scop_block): Do not block single
27700 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27702 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27703 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27704 test with assertion.
27706 2009-01-16 Richard Guenther <rguenther@suse.de>
27708 PR tree-optimization/38835
27709 PR middle-end/36227
27710 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27711 and INT + PTR -> (INT)(PTR p+ INT) folding.
27712 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27714 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27717 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27718 the subreg from a lowpart subreg if it is also casting the value.
27720 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27721 Tobias Grosser <tobi.grosser@amd.com>
27723 * graphite.c (compare_prefix_loops): New.
27724 (build_scop_canonical_schedules): Rewritten.
27725 (graphite_transform_loops): Move build_scop_canonical_schedules
27726 after build_scop_iteration_domain.
27728 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27729 Tobias Grosser <tobi.grosser@amd.com>
27731 * graphite.c (add_conditions_to_domain): Add the loops to
27732 the dimension of the iteration domain. Do copy the domain
27733 only when it exists.
27734 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27735 (add_conditions_to_constraints): New.
27736 (can_generate_code_stmt, can_generate_code): Removed.
27737 (gloog): Do not call can_generate_code.
27738 (graphite_transform_loops): Call add_conditions_to_constraints
27739 after building the iteration domain.
27741 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27743 PR tree-optimization/38789
27744 * tree-ssa-threadedge.c
27745 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27746 __builtin_constant_p.
27748 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27750 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27751 examined before deleting them.
27753 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27755 * function.c (aggregate_value_p): Correctly extract the function
27756 type from CALL_EXPR_FN lookup.
27758 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27760 * config/picochip/picochip.c (picochip_override_options): Revert
27761 CFI asm flag disable commited previously.
27763 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27764 Tobias Grosser <tobi.grosser@amd.com>
27765 Jan Sjodin <jan.sjodin@amd.com>
27767 * graphite.c (scan_tree_for_params): On substractions negate
27768 all the coefficients of the term.
27769 (clast_to_gcc_expression_red): New. Handle reduction expressions
27770 of more than two operands.
27771 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27772 (get_vdef_before_scop): Handle also the case of default definitions.
27774 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27776 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27777 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27778 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27780 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27781 Joey Ye <joey.ye@intel.com>
27783 PR middle-end/37843
27784 * cfgexpand.c (expand_stack_alignment): Don't update stack
27785 boundary nor check incoming stack boundary here.
27786 (gimple_expand_cfg): Update stack boundary and check incoming
27787 stack boundary here.
27789 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27791 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27793 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27795 PR rtl-optimization/38245
27796 * calls.c (expand_call): Add stack arguments to
27797 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27798 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27799 in regs and partially in memory or BLKmode arguments.
27800 (emit_library_call_value_1): Add stack arguments to
27801 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27802 ACCUMULATE_OUTGOING_ARGS).
27803 * dce.c: Include tm_p.h.
27804 (find_call_stack_args): New function.
27805 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27807 (mark_insn): Call find_call_stack_args for CALL_Ps.
27808 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27809 forwards. Allocate and free arg_stores bitmap if needed, pass it
27810 down to deletable_insn_p, don't mark stores set in arg_stores
27811 bitmap, clear the bitmap at the beginning of each bb.
27812 * Makefile.in (dce.o): Depend on $(TM_P_H).
27814 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27817 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27818 to make sure the insn is a conditional test (bug 22599). Reformat a
27821 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27823 PR middle-end/38431
27824 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27825 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27826 (gloog): Do not call cleanup_tree_cfg.
27827 (graphite_transform_loops): Call cleanup_tree_cfg after all
27828 scops have been code generated.
27830 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27831 * doc/gty.texi (Invoking the garbage collector): Added new node
27832 and section documenting ggc_collect.
27834 2009-01-14 Richard Guenther <rguenther@suse.de>
27836 PR tree-optimization/38826
27837 PR middle-end/38477
27838 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27839 initialization notes only if we actually emitted a warning.
27840 (intra_create_variable_infos): Add constraints for a result decl
27841 that is passed by hidden reference.
27842 (build_pred_graph): Mark all related variables non-direct on
27845 2009-01-14 Nick Clifton <nickc@redhat.com>
27847 * ira-conflicts.c: Include addresses.h for the definition of
27849 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27850 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27852 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27855 * Makefile.in (ira-lives.o): Add except.h.
27857 * ira-lives.c: Include except.h.
27858 (process_bb_node_lives): Process can_throw_internal.
27860 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27862 PR rtl-optimization/38774
27863 * combine.c (simplify_set): When undoing cc_use change, don't do
27864 PUT_CODE on the newly created comparison, but instead put back the
27867 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27869 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27870 values. Remove duplicate arm8 entry.
27872 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27874 PR tree-optimization/38786
27875 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27876 the SSA_NAME case of expand_scalar_variables_expr.
27877 Set the type of an expression to the type of its assign statement.
27878 (expand_scalar_variables_expr): Also gather the scalar computation
27879 used to index the memory access. Do not pass loop_p.
27880 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27881 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27882 the gimple_stmt_iterator where it inserts new code.
27883 Do not pass loop_p.
27884 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27885 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27887 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27889 * graphite.h (debug_value): Removed.
27890 * graphite.c (debug_value): Removed.
27892 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27894 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27895 ldrd/strd with two 32-bit instructions.
27897 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27899 * config/arm/arm.c (struct processors): Pass for speed down into
27900 cost helper functions.
27901 (const_ok_for_op): Handle COMPARE and inequality nodes.
27902 (arm_rtx_costs_1): Rewrite.
27903 (arm_size_rtx_costs): Update prototype.
27904 (arm_rtx_costs): Pass speed down to helper functions.
27905 (arm_slowmul_rtx_costs): Rework cost calculations.
27906 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27907 (arm_9e_rtx_costs): Likewise.
27909 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27911 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27912 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27913 (alpha_legitimize_address): Do not split local symbols wider than
27914 UNITS_PER_WORD into HIGH/LO_SUM parts.
27916 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27919 * gcc.c (process_command): Replace call to execvp with calls
27920 to pex_one and exit.
27922 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27925 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27926 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27927 variant for devices with 3-byte PC.
27928 (__tablejump_elpm__): New.
27930 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27933 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27934 offsetof member-designator, handle it as `[0].'.
27936 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27938 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27939 function when not using named sections on targets with named sections
27940 if branch distance is less than 262132.
27942 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27944 * combine.c (combine_instructions): Recompute
27945 optimize_this_for_speed_p for each BB in the main combine loop.
27947 2009-01-12 Tomas Bily <tbily@suse.cz>
27950 * tree-loop-distribution.c (prop_phis): New function.
27951 (generate_builtin): Call prop_phis.
27953 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27955 PR tree-optimization/38807
27956 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27957 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27959 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27961 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27962 subreg of op0 to the original op0.
27964 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27966 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27968 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27971 * mips-tfile.c (parse_def): Fix parsing of def strings
27972 starting with digits.
27974 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27977 * config/arm/arm.c (arm_is_long_call_p): Don't call
27978 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27980 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27982 * regrename.c (regrename_optimize): Fix dumping.
27983 (find_oldest_value_reg): Preserve REG_POINTER.
27984 (copy_hardreg_forward_1): Likewise.
27986 2009-01-09 Diego Novillo <dnovillo@google.com>
27988 * gimple.h (struct gimple_statement_base) <uid>: Document
27989 the restrictions on its use.
27990 (gimple_uid): Tidy.
27991 (gimple_set_uid): Tidy.
27993 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27995 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27996 zero guard even if align_bytes != 0 and count is smaller than
27999 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28001 PR rtl-optimization/38495
28002 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28003 (add_range_and_copies_from_move_list): Print all added ranges.
28004 Add ranges to memory optimized destination.
28006 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28010 * config/i386/i386.c (override_options): Reject
28011 -mstringop-strategy=rep_8byte with -m32.
28012 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28013 to 1. Do count comparison against epilogue_size_needed at compile
28014 time even when count_exp was constant forced into register. For
28015 size_needed don't jump to epilogue, instead just avoid aligning
28016 and invoke the body algorithm. If need_zero_guard, add zero guard
28017 even if count is non-zero, but smaller than size_needed + number of
28018 bytes that could be stored for alignment.
28019 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28020 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28021 but smaller than size_needed + number of bytes that could be stored
28022 for alignment. Compare size_needed with epilogue_size_needed instead
28023 of desired_align - align, don't adjust size_needed, pass
28024 epilogue_size_needed to the epilogue expanders.
28027 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28029 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28031 * pa.c (last_address): Change to unsigned.
28032 (update_total_code_bytes): Change argument to unsigned. Don't
28033 check if insn addresses are set.
28034 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28035 addresses are not set.
28036 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28038 2009-01-09 Nick Clifton <nickc@redhat.com>
28040 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28041 DECL_DECLARED_INLINE_P.
28043 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28045 PR middle-end/38347
28046 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28047 GET_MODE (op0) in operand_subword_force calls.
28049 PR middle-end/38771
28050 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28051 fold_convert arg0 operands to TREE_TYPE (op0) first.
28053 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28055 * params.def (ira-max-conflict-table-size): Decrease default value
28058 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28060 PR tree-optimization/37031
28061 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28063 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28064 allocate it using gc instead of heap, use VEC_quick_push instead of
28066 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28067 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28068 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28069 allocated vector from heap allocated.
28070 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28071 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28072 vector only after perfect_loop_nest_depth call.
28074 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28075 Jan Sjodin <jan.sjodin@amd.com>
28077 PR tree-optimization/38559
28078 * graphite.c (debug_value, copy_constraint,
28079 swap_constraint_variables, scale_constraint_variable, ): New.
28080 (get_lower_bound, get_upper_bound): Removed.
28081 (graphite_trans_bb_strip_mine): Clean up this code that works
28082 only for constant number of iterations. Fully copy upper and
28083 lower bound constraints, not only the constant part of them.
28084 * graphite.h (debug_value): Declared.
28086 2009-01-08 Ira Rosen <irar@il.ibm.com>
28088 PR tree-optimization/37194
28089 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28090 Don't add the cost of cost model guard in prologue to scalar
28091 outside cost in case of known number of iterations.
28093 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28094 Alan Modra <amodra@bigpond.net.au>
28096 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28097 non-word-aligned REG+CONST addressing.
28099 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28102 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28103 free_after_compilation when outputting a thunk.
28104 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28105 Do not call free_after_compilation here.
28107 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28109 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28110 (ix86_valid_target_attribute_inner_p): Ditto.
28112 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28114 PR tree-optimization/38492
28115 PR tree-optimization/38498
28116 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28117 * tree-chrec.h (scev_is_linear_expression): Declared.
28118 * graphite.c (graphite_cannot_represent_loop_niter): New.
28119 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28120 (graphite_loop_normal_form): Use gcc_assert.
28121 (scan_tree_for_params): Use CASE_CONVERT.
28122 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28123 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28124 Use gcc_assert. Discard scops that contain unhandled cases.
28125 (build_scop_conditions): Return a boolean status for unhandled cases.
28126 (strip_mine_profitable_p): Print the loop number, not its depth.
28127 (is_interchange_valid): Pass the depth of the loop nest, don't
28128 recompute it wrongly.
28129 (graphite_trans_bb_block): Same.
28130 (graphite_trans_bb_block): Print tentative of loop blocking.
28131 (graphite_trans_scop_block): Do not print that the loop has been
28133 (graphite_transform_loops): Do not handle scops that contain condition
28136 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28138 AVX Programming Reference (December, 2008)
28139 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28140 (_mm256_stream_pd): Likewise.
28141 (_mm256_stream_ps): Likewise.
28143 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28144 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28145 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28146 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28147 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28148 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28149 (ix86_expand_special_args_builtin): Likewise.
28151 * config/i386/sse.md (AVXMODEDI): New.
28152 (avx_movnt<mode>): Likewise.
28153 (avx_movnt<mode>): Likewise.
28154 (<sse>_movnt<mode>): Remove AVX support.
28155 (sse2_movntv2di): Likewise.
28157 2009-01-07 Richard Guenther <rguenther@suse.de>
28159 PR middle-end/38751
28160 * fold-const.c (extract_muldiv): Remove obsolete comment.
28161 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28162 to PLUS_EXPR canonicalization for the canonicalization.
28164 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28166 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28167 hosted cross-compilers generating less efficient code.
28169 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28171 * function.h (rtl_data): Add a dbr_scheduled_p field.
28172 * reorg.c (dbr_schedule): Set it.
28173 (gate_handle_delay_slots): Check it.
28174 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28175 (mips_reorg): Check flag_delayed_branch instead of
28176 mips_base_delayed_branch.
28177 (mips_override_options): Don't set mips_base_delayed_branch
28178 or flag_delayed_branch.
28180 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28182 PR rtl-optimization/38426.
28183 * ira.c (ira): Set current_function_is_leaf earlier.
28185 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28187 PR rtl-optimization/38722
28188 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28189 too early, only set a flag and modify after last possible
28192 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28195 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28196 * real.c (decimal_single_format): Correct values of emin and emax.
28197 (decimal_double_format): Ditto.
28198 (decimal_quad_format): Ditto.
28199 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28200 computation of DECnn_MIN and DECnn_MAX for corrected values of
28201 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28202 __DECnn_MIN__, and adjust its computation for the corrected value
28205 2009-01-06 Jan Hubicka <jh@suse.cz>
28208 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28210 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28212 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28213 Add Robert Clark to the list of testers.
28215 2009-01-06 Jan Hubicka <jh@suse.cz>
28216 Kai Tietz <kai.tietz@onevision.com>
28218 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28219 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28221 2009-01-06 Jan Hubicka <jh@suse.cz>
28222 Kai Tietz <kai.tietz@onevision.com>
28224 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28226 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28227 (ix86_nsaved_regs): Count only general purpose regs.
28228 (ix86_nsaved_sseregs): New.
28229 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28230 to 16 for w64; compute padding and size of sse reg save area.
28231 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28232 general purpose regs.
28233 (ix86_emit_save_sse_regs_using_mov): New.
28234 (ix86_expand_prologue): Save SSE regs if needed.
28235 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28236 (ix86_emit_restore_sse_regs_using_mov): New.
28237 (ix86_expand_epilogue): Save SSE regs if needed.
28239 2009-01-06 Jan Hubicka <jh@suse.cz>
28240 Kai Tietz <kai.tietz@onevision.com>
28242 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28243 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28244 functions when accumulate outgoing args is off.
28246 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28249 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28250 before using pseudos_have_intersected_live_ranges_p.
28252 * ira-int.h (ira_assert): Always define.
28254 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28256 AVX Programming Reference (December, 2008)
28257 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28258 (_mm256_permute2_pd): Likewise.
28259 (_mm_permute2_ps): Likewise.
28260 (_mm256_permute2_ps): Likewise.
28261 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28262 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28264 * config/i386/i386.c (ix86_builtins): Remove
28265 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28266 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28267 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28268 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28269 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28270 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28271 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28272 __builtin_ia32_vpermil2ps256.
28273 (ix86_init_mmx_sse_builtins): Updated.
28274 (ix86_expand_args_builtin): Likewise.
28276 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28278 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28279 long absolute calls when generating PA 2.0 code.
28281 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28283 PR rtl-optimization/38583
28284 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28286 * params.def (ira-max-conflict-table-size): New.
28288 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28290 * ira.h (ira_conflicts_p): New external definition.
28292 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28293 table. Report this. Return result of building.
28294 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28295 building conflict table.
28297 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28298 (ira_color): Use ira_conflicts_p.
28300 * global.c: Include ira.h.
28301 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28304 * Makefile.in (global.o): Add ira.h.
28306 * ira-build.c (mark_all_loops_for_removal,
28307 propagate_some_info_from_allocno): New.
28308 (remove_unnecessary_allocnos): Call
28309 propagate_some_info_from_allocno.
28310 (remove_low_level_allocnos): New.
28311 (remove_unnecessary_regions): Add parameter. Call
28312 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28313 parameter to remove_unnecessary_regions.
28314 (ira_build): Remove all regions but root if the conflict table was
28315 not built. Update conflict hard regs for allocnos crossing calls.
28317 * ira.c (ira_conflicts_p): New global.
28318 (ira): Define and use ira_conflicts_p.
28320 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28321 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28322 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28324 2009-01-06 Ben Elliston <bje@au.ibm.com>
28326 * gengtype-lex.l (YY_NO_INPUT): Define.
28328 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28331 * c-common.c (handle_vector_size_attribute): Also reject
28332 BOOLEAN_TYPE types.
28334 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28336 PR tree-optimization/38492
28337 * graphite.c (rename_map_elt, debug_rename_elt,
28338 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28339 rename_map_elt_info, eq_rename_map_elts,
28340 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28341 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28342 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28343 (sese_build_livein_liveouts): New.
28344 (new_sese, free_sese): New.
28345 (new_scop): Call new_sese.
28346 (free_scop): Call free_sese.
28347 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28348 (register_old_new_names): Renamed register_old_and_new_names.
28349 (register_scop_liveout_renames, add_loop_exit_phis,
28350 insert_loop_close_phis, struct igp,
28351 default_liveout_before_guard, add_guard_exit_phis,
28352 insert_guard_phis, copy_renames): New.
28353 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28354 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28355 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28356 (scop_adjust_phis_for_liveouts): New.
28357 (gloog): Call scop_adjust_phis_for_liveouts.
28359 * graphite.h (struct sese): Documented. Added fields liveout,
28360 num_ver and livein.
28361 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28362 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28363 (struct scop): Added field liveout_renames.
28364 (SCOP_LIVEOUT_RENAMES): New.
28366 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28368 PR tree-optimization/38510
28369 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28370 (translate_clast): Call recompute_all_dominators before
28372 (gloog): Call recompute_all_dominators before graphite_verify.
28374 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28375 Jan Sjodin <jan.sjodin@amd.com>
28377 PR tree-optimization/38500
28378 * graphite.c (create_sese_edges): Call fix_loop_structure after
28381 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28383 * config.gcc: Add m32r*-*-rtems*.
28384 * config/m32r/rtems.h: New file.
28386 2009-01-05 Ben Elliston <bje@au.ibm.com>
28388 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28389 (.po.pox): Likewise.
28390 (po/gcc.pot): Likewise.
28392 2009-01-04 David S. Miller <davem@davemloft.net>
28394 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28395 (STARTING_FRAME_OFFSET): Always set to zero.
28397 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28399 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28400 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28401 fixed-point types, and vectors of the same.
28403 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28405 * config/mips/sync.md (*mb_barrier): Rename to...
28406 (*memory_barrier): ...this.
28408 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28410 * doc/extend.texi (Function Attributes): Move @cindex after @item
28411 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28412 and put in alphabetical order. Fix 'target' name and put in order.
28413 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28416 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28418 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28419 (memory_barrier): Expand as unspec instead of unspec_volatile.
28420 Remove mem:BLK from insn operands. Use Pmode scratch register.
28421 (*memory_barrier): Define as unspec instead of unspec_volatile.
28422 Use (match_dup 0) as input operand.
28424 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28425 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28426 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28427 scratch register. Remove operand 1.
28428 (*stbar): Define as unspec instead of unspec_volatile.
28429 Use (match_dup 0) as input operand, remove (const_int 8).
28430 (*membar): Define as unspec instead of unspec_volatile.
28431 Use (match_dup 0) as input operand, remove input operand 2.
28433 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28434 (memory_barrier): Expand as unspec instead of unspec_volatile.
28435 Remove mem:BLK from insn operands. Use Pmode scratch register.
28436 (*memory_barrier): Define as unspec instead of unspec_volatile.
28437 Use (match_dup 0) as input operand.
28439 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28440 Remove mem:BLK from insn operands. Use Pmode scratch register.
28441 Set volatile flag on operand 0.
28442 (*memory_barrier): New insn pattern.
28444 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28446 (*memory_barrier): Use (match_dup 0) as input operand.
28448 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28449 Remove mem:BLK from insn operands. Use Pmode scratch register.
28450 Set volatile flag on operand 0.
28451 (*mb_internal): New insn pattern.
28453 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28455 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28457 PR middle-end/38586
28458 * function.c (struct temp_slot): Move to the section of the file
28459 that deals with temp slots. Remove field 'address'.
28460 (temp_slot_address_table): New hash table of address -> temp slot.
28461 (struct temp_slot_address_entry): New struct, items for the table.
28462 (temp_slot_address_compute_hash, temp_slot_address_hash,
28463 temp_slot_address_eq, insert_temp_slot_address): Support functions
28465 (find_temp_slot_from_address): Rewrite to use the new hash table.
28466 (remove_unused_temp_slot_addresses): Remove addresses of temp
28467 slots that have been made available.
28468 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28469 worker function for remove_unused_temp_slot_addresses.
28470 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28471 Add the temp slot address to the address -> temp slot map.
28472 (update_temp_slot_address): Update via insert_temp_slot_address.
28473 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28474 (pop_temp_slots): Likewise.
28475 (init_temp_slots): Allocate the address -> temp slot map, or empty
28476 the map if it is already allocated.
28477 (prepare_function_start): Initialize temp slot processing.
28479 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28481 PR middle-end/38584
28482 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28483 Calculate the size of all stack vars assuming no packing of stack
28484 vars will happen, replacing a quadratic algorithm with a linear one.
28486 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28489 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28492 2009-01-03 Diego Novillo <dnovillo@google.com>
28494 * doc/contrib.texi: Update contributions.
28496 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28499 * builtins.c (fold_builtin_memory_op): Give up if either operand
28500 is volatile. Set srctype or desttype to non-qualified version
28504 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28505 and FUNCTION_DECLs.
28507 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28509 PR rtl-optimization/35805
28510 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28511 problem if fast dce is able to remove any instructions.
28512 * dce.c (dce_process_block): Fix dump message.
28514 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28517 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28519 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28521 PR middle-end/38690
28522 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28523 * tree-pretty-print.c (op_code_prio): New function.
28524 (op_prio): No longer static. Use op_code_prio.
28525 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28526 Use op_prio and op_code_prio to determine if () should be
28527 printed around operand(s) or not.
28529 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28530 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28531 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28532 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28533 pp_character instead of pp_string for single letter printing.
28535 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28537 * doc/extend.texi: Fix '#pragma GCC option' typo.
28539 2009-01-02 Richard Guenther <rguenther@suse.de>
28541 * doc/install.texi (--enable-checking): Mention different
28542 default for stage1.
28543 (--enable-stage1-checking): Document.
28545 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28547 PR middle-end/30142
28548 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28549 case to be an error.
28551 2009-01-02 Ben Elliston <bje@au.ibm.com>
28553 * config/fp-bit.h (pack_d): Constify argument.
28554 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28555 (isnan): Constify argument.
28557 (iszero): Likewise.
28558 (pack_d): Likewise.
28559 (_fpadd_parts): Constify return type.
28560 (_fpmul_parts): Likewise.
28561 (_fpdiv_parts): Likewise.
28563 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28566 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28567 warn about overwriting initializer with side-effects or
28568 -Woverride-init if !IMPLICIT.
28569 (output_init_element): Likewise. Pass IMPLICIT down to
28571 (process_init_element): Add IMPLICIT argument. Pass it down
28572 to output_init_element.
28573 (push_init_element, pop_init_level, set_designator): Adjust
28574 process_init_element callers.
28575 (set_nonincremental_init, set_nonincremental_init_from_string):
28576 Adjust add_pending_init callers.
28577 (output_pending_init_elements): Adjust output_init_element callers.
28578 * c-tree.h (process_init_element): Adjust prototype.
28579 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28580 process_init_element callers.
28583 Copyright (C) 2009 Free Software Foundation, Inc.
28585 Copying and distribution of this file, with or without modification,
28586 are permitted in any medium without royalty provided the copyright
28587 notice and this notice are preserved.