1 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
3 * doc/install.texi (Final install): Refer to
4 http://gcc.gnu.org/bugs/ for bug reporting.
6 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
8 * configure.ac: Add test for dci instruction.
9 * configure: Regenerate.
10 * config.in: Likewise.
11 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
12 * doc/invoke.texi: Add cpu_type 476 and 476fp.
13 (-mmulhw): Add 476 to description.
15 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
16 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
17 (processor_target_table): Add 476 and 476fp entries.
18 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
19 (rs6000_issue_rate): Add CPU_PPC476.
20 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
21 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
22 (processor_type): Add PROCESSOR_PPC476.
23 (EXTRA_SPECS): Add asm_cpu_476 string.
24 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
25 (define_attr "cpu"): Add ppc476.
27 Update comments for 476.
28 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
29 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
30 Update copyright year.
31 * config/rs6000/476.md: New file.
32 * config/rs6000/40x.md: Add description for "isel" attribute.
33 Update copyright year.
34 * config/rs6000/440.md: Likewise.
35 * config/rs6000/603.md: Likewise.
36 * config/rs6000/6xx.md: Likewise.
37 * config/rs6000/7450.md: Likewise.
38 * config/rs6000/7xx.md: Likewise.
39 * config/rs6000/8540.md: Likewise.
40 * config/rs6000/cell.md: Likewise.
41 * config/rs6000/e300c2c3.md: Likewise.
42 * config/rs6000/e500mc.md: Likewise.
43 * config/rs6000/mpc.md: Likewise.
44 * config/rs6000/power4.md: Likewise.
45 * config/rs6000/power5.md: Likewise.
46 * config/rs6000/power6.md: Likewise.
47 * config/rs6000/power7.md: Likewise.
48 * config/rs6000/rios1.md: Likewise.
49 * config/rs6000/rios2.md: Likewise.
50 * config/rs6000/rs64.md: Likewise.
52 2009-10-10 Richard Guenther <rguenther@suse.de>
54 PR tree-optimization/41654
55 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
56 a cond expr before calling gimple_cond_set_condition_from_tree.
57 (ifcombine_iforif): Likewise.
59 2009-10-09 Ian Lance Taylor <iant@google.com>
61 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
64 2009-10-09 Neil Vachharajani <nvachhar@google.com>
66 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
69 2009-10-09 Richard Guenther <rguenther@suse.de>
72 * target-def.h (TARGET_BUILTIN_DECL): Define.
73 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
74 * target.h (struct gcc_target): Add builtin_decl target hook.
75 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
76 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
78 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
80 (lto_output_builtin_tree): Sorry if the target does not support
81 streaming target builtins.
82 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
83 (rs6000_builtin_decl): New function.
84 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
85 (ix86_builtin_decl): New function.
87 2009-10-09 Jakub Jelinek <jakub@redhat.com>
90 * c-ppoutput.c (do_line_change): New function.
91 (cb_line_change): Use it.
92 (scan_translation_unit): Call do_line_change if
93 avoid_paste or PREV_WHITE and token location is on a different line
97 * dwarf2out.c (dwarf2out_init): Test whether
98 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
101 PR rtl-optimization/41646
102 * calls.c (expand_call): For BLKmode types returned in registers
103 avoid likely spilled hard regs in copy_blkmode_from_reg generated
106 2009-10-09 Richard Guenther <rguenther@suse.de>
108 PR tree-optimization/41634
109 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
110 we remove the correct elements.
111 (optimize_stmt): Make sure to update stmt operands before
112 optimizing redundancies.
114 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
116 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
118 2009-10-09 Richard Guenther <rguenther@suse.de>
121 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
123 (lto_wrapper_exit): New function.
125 (fatal_perror): Likewise.
126 (fork_execute): Use global args_name, do not free it.
127 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
128 * lto-streamer.h: Remove duplicate prototypes.
130 2009-10-09 Richard Guenther <rguenther@suse.de>
132 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
133 before calling stmt_can_throw_external.
135 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
137 PR tree-optimization/40071
138 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
139 pointer if the original data reference doesn't conflict with the
140 created vector data reference. Fix long line.
142 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
144 * config/i386/i386.md (any_div): New code iterator.
145 (u): Handle div and udiv.
147 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
149 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
150 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
151 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
152 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
154 2009-10-08 Joseph Myers <joseph@codesourcery.com>
156 * gcc.c (main): Remove trailing "." from diagnostics.
158 2009-10-08 Cary Coutant <ccoutant@google.com>
160 Add support for debugging with ICF (Identical Code Folding).
161 * calls.c (debug.h): New #include.
162 (emit_call_1): Call virtual_call_token debug hook.
163 * common.opt (-fenable-icf-debug): New option.
164 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
165 locations in the source).
166 (poc_label_num): New variable.
167 (dcall_entry, vcall_entry): New typedefs.
168 (dcall_table, vcall_table): New variables.
169 (struct vcall_insn): New type.
170 (vcall_insn_table): New variable.
171 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
172 (size_of_dcall_table): New function.
173 (output_dcall_table): New function.
174 (size_of_vcall_table): New function.
175 (output_vcall_table): New function.
176 (dwarf2out_direct_call): New function.
177 (vcall_insn_table_hash): New function.
178 (vcall_insn_table_eq): New function.
179 (dwarf2out_virtual_call_token): New function.
180 (dwarf2out_virtual_call): New function.
181 (dwarf2out_init): Allocate new tables and sections.
182 (prune_unused_types): Mark DIEs referenced from direct call table.
183 (dwarf2out_finish): Output direct and virtual call tables.
184 * final.c (final_scan_insn): Call direct_call and virtual_call
186 * debug.h (struct gcc_debug_hooks): Add direct_call,
187 virtual_call_token, virtual_call hooks.
188 (debug_nothing_uid): New function.
189 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
190 (debug_nothing_uid): New function.
191 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
192 (xcoff_debug_hooks): Likewise.
193 * sdbout.c (sdb_debug_hooks): Likewise.
194 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
195 * doc/invoke.texi (-fenable-icf-debug): New option.
197 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
200 * regmove.c (regmove_backward_pass): Replace src with dst in the
201 debug insn, and check for dst before rather than after.
203 2009-10-08 Janis Johnson <janis187@us.ibm.com>
205 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
206 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
208 2009-10-08 Jan Hubicka <jh@suse.cz>
211 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
212 do not mark cgraph nodes as needed.
213 (record_references_in_initializer): Add new only_vars parameter.
214 * cgraph.h (record_references_in_initializer): New parameter.
215 * varasm.c (assemble_variable): Update call.
216 * varpool.c (varpool_analyze_pending_decls): Always look for
219 2009-10-08 Anatoly Sokolov <aesok@post.ru>
221 * config/avr/avr.c (last_insn_address) Remove variable.
222 (expand_prologue): Don't initialise last_insn_address variable.
223 (final_prescan_insn): Don't output insn size.
224 * config/avr/avr.opt (msize): Remove switch.
225 * doc/invoke.texi (AVR Options): Remove documentation of -msize
228 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
230 * combine.c (label_tick_ebb_start): Fix comment.
231 (combine_instructions): Set label_tick and label_tick_ebb_start before
232 calling setup_incoming_promotions. Start them from 1. Increment
233 label_tick instead of deriving it from the BB index. Rather than
234 comparing ticks use the block from the previous iteration to decide
235 whether to start a new EBB. Remove empty lines before function.
237 2009-10-08 Michael Matz <matz@suse.de>
240 * builtins.c (fold_builtin_isascii): Use fold_build2.
241 (fold_builtin_isdigit): Ditto.
242 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
243 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
244 remove_useless_stmts_cond, remove_useless_stmts_tf,
245 remove_useless_stmts_tc, remove_useless_stmts_bind,
246 remove_useless_stmts_goto, remove_useless_stmts_label,
247 remove_useless_stmts_1, remove_useless_stmts,
248 pass_remove_useless_stmts): Remove.
249 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
250 * passes.c (init_optimization_passes): Don't add
251 pass_remove_useless_stmts.
252 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
253 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
255 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
256 for static constants.
257 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
258 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
260 2009-10-08 Richard Guenther <rguenther@suse.de>
262 * gimple.c (free_gimple_type_tables): New function.
263 * gimple.h (free_gimple_type_tables): Declare.
265 2009-10-07 Mark Heffernan <meheff@google.com>
267 * ipa-prop.c (ipa_print_node_params) Only print
268 names of named arguments.
270 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
272 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
273 being statically linked.
275 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
277 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
279 2009-10-08 Jan Hubicka <jh@suse.cz>
282 * ipa.c (cgraph_externally_visible_p,
283 function_and_variable_visibility,
284 whole_program_function_and_variable_visibility): Skip non-finalized
287 2009-10-08 Nick Clifton <nickc@redhat.com>
289 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
292 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
295 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
297 2009-10-07 Joseph Myers <joseph@codesourcery.com>
300 * c-common.c (c_fully_fold_internal): Strip nops from the result
301 of recursive calls to c_fully_fold_internal.
302 (c_wrap_maybe_const): New.
303 (c_save_expr): Use c_wrap_maybe_const.
304 * c-common.h (c_wrap_maybe_const): Declare.
305 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
306 build_binary_op): Use c_wrap_maybe_const.
308 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
310 * real.c: Fix comment to reflect actual exponent size.
312 2009-10-08 Ben Elliston <bje@au.ibm.com>
314 * config/rs6000/a2.md: Add FSF comment header.
316 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
318 * config/i386/i386.md (any_extend): New code iterator.
319 (u, s): New code attributes.
321 (DWIH): Rewrite as code iterator for SI and DI modes.
322 (DWI): Rewrite as mode attribute.
323 (dwi): New mode attribute.
324 (di): Depend on SI mode and DI mode.
325 (doubleint_general_operand): Remove mode attribute.
327 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
330 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
331 (*sub<mode>3_doubleword): Ditto.
333 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
334 using SWIM248 mode iterator.
335 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
336 using SWI48 mode iterator.
337 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
338 patterns using DWIH mode iterator and any_extend code iterator.
339 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
340 using any_extend code iterator.
341 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
342 patterns using DWIH mode iterator and any_extend code iterator.
343 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
344 using any_extend code iterator.
345 (<s>mul<mode>3_highpart): Macroize expander from
346 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
347 and any_extend code iterator.
348 (*<s>muldi3_highpart_1): Macroize insn from
349 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
350 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
351 patterns using any_extend code iterator.
352 (*<s>mulsi3_highpart_zext): Macroize insn from
353 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
355 2009-10-07 Jakub Jelinek <jakub@redhat.com>
357 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
358 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
359 refering to a DIE with DW_AT_const_value.
361 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
364 * ira-lives.c (check_and_make_def_conflict): Process all operands.
366 2009-10-06 Jan Hubicka <jh@suse.cz>
368 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
371 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
373 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
374 *lea_2_rex64): Move before *add<mode>_1 pattern.
376 2009-10-07 Jan Hubicka <jh@suse.cz>
378 * collect2.c (main): Add -fno-whole-program.
379 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
381 2009-10-07 Jan Hubicka <jh@suse.cz>
383 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
384 has no address taken.
385 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
387 (cgraph_clone_node): Clear externally_visible flag for clones.
388 * cgraph.h (cgraph_only_called_directly_p,
389 cgraph_can_remove_if_no_direct_calls_p): New predicates.
390 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
391 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
392 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
393 ipcp_insert_stage): Likwise.
394 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
395 externally_visible flag.
396 (verify_cgraph_node): Verify that inline clones look right.
397 (process_function_and_variable_attributes): Do not set
398 externally_visible flags.
399 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
401 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
403 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
404 clear externally_visible when turning into inline clones
405 (cgraph_mark_inline_edge): Use new predicates.
406 (cgraph_estimate_growth): Likewise.
407 (cgraph_decide_inlining): Likewise.
408 * ipa.c (cgraph_postorder): Likewise.
409 (cgraph_remove_unreachable_nodes): Likewise; sanity check
410 that inline clones are not needed.
411 (cgraph_externally_visible_p): New predicate.
412 (function_and_variable_visibility): Add whole_program parameter;
413 always set externally_visible flag; handle COMDAT function
415 (local_function_and_variable_visibility): New function.
416 (gate_whole_program_function_and_variable_visibility): New function.
417 (whole_program_function_and_variable_visibility): New function.
418 (pass_ipa_whole_program_visibility): New function.
419 * passes.c (init_optimization_passes): Add whole program visibility
421 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
422 not care about needed/reachable flags.
423 * varpool.c: Include flags.h
424 (decide_is_variable_needed): When doing LTO assume whole-program mode.
425 (varpool_finalize_decl): When we are in LTO read-back, all variables
427 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
429 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
431 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
434 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
436 * config.gcc: Don't include the makefile fragments intended for
438 * config/s390/fixdfdi.h: File removed.
439 * config/s390/libgcc-glibc.ver: File removed.
440 * config/s390/s390.h: Remove the fixdfdi.h hack.
441 * config/s390/t-crtstuff: File moved to libgcc dir.
442 * config/s390/t-linux: Likewise.
443 * config/s390/t-tpf: libgcc specific parts removed.
444 * config/s390/t-linux64: Likewise.
446 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
448 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
449 (lto-compress.o): Likewise.
451 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
454 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
455 dllexport to class members here.
456 (i386_pe_determine_dllimport_p): Only check static class data for
458 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
459 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
460 functions for vague linkage.
461 (i386_pe_type_dllexport_p): Fix formatting.
462 (maybe_add_dllexport) New function.
463 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
466 2009-10-07 Ben Elliston <bje@au.ibm.com>
468 * config/rs6000/a2.md: Remove duplicated lines.
470 2009-10-07 Ben Elliston <bje@au.ibm.com>
472 * config.gcc (powerpc*-*-*): Handle a2.
473 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
474 * config/rs6000/a2.md: New file.
475 * config/rs6000/rs6000.opt (mno-update): New.
476 (mupdate): Return to using a mask, not a var.
477 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
478 (enum processor_type): Add PROCESSOR_PPCA2.
479 * config/rs6000/rs6000.c (ppca2_cost): New costs.
480 (rs6000_override_options): Add "a2" to processor_target_table.
481 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
482 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
484 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
486 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
487 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
488 reference to nonexistent gen_truncxfxf2 function.
490 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
492 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
493 (DWIH, g, di, doubleint_general_operand): New mode attributes.
494 (general_operand): Handle TI mode.
495 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
496 using SDWIM mode iterator.
497 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
498 pattern from *add{di,ti}3_1 patterns and corresponding splitters
499 using DWI mode iterator.
500 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
501 patterns using SWI mode iterator.
502 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
503 using SWI48 mode iterator.
504 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
505 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
506 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
507 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
508 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
509 using SDWIM mode iterator.
510 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
511 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
512 using DWI mode iterator.
513 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
514 patterns using SWI mode iterator.
515 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
516 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
517 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
518 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
519 patterns using plusminus code iterator.
520 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
521 sub<mode>3 patterns using plusminus code iterator.
522 * config/i386/i386.c (override_options): Update call to
523 gen_subdi_carry_rex64 for renamed function.
524 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
525 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
526 calls to instruction expanders.
528 2009-10-06 Martin Jambor <mjambor@suse.cz>
531 * opts.c (decode_options): Run IPA-SRA at -O2.
533 2009-10-06 Richard Guenther <rguenther@suse.de>
535 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
537 2009-10-06 Tobias Burnus <burnus@net-b.de>
540 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
541 -flto and -fwhole-program flags can be combined.
543 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
546 * gcc.c (process_command): Check that -o argument was specified.
548 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
550 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
552 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
554 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
555 * doc/invoke.texi (Warning Options): Annotate allowed languages
556 for -Wunsuffixed-float-constants.
558 2009-10-05 Jakub Jelinek <jakub@redhat.com>
560 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
561 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
562 same name and isn't the main variant.
565 * dwarf2out.c (loc_by_reference): Removed.
566 (dw_loc_list_1): New function.
567 (dw_loc_list): Remove toplev argument, add want_address argument.
568 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
569 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
570 want_address == 2 to dw_loc_list. For successful dw_loc_list
571 set have_address to 1 only if want_address is not 0.
573 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
575 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
576 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
577 a code block followed by two pointers.
578 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
579 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
580 (MIPS_MOVE): Likewise.
581 (MIPS_LUI): Likewise.
583 (MIPS_BAL): Likewise.
584 (MIPS_NOP): Likewise.
585 (mips_asm_trampoline_template): Delete.
586 (mips_trampoline_code_size): New function.
587 (mips_trampoline_init): Add shorter sequences for all cases
588 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
589 Calculate the opcodes directly, rather than copying from a template.
590 Only flush the code part of the trampoline.
591 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
593 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
595 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
596 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
597 (INCOMING_RETURN_ADDR_RTX): Likewise.
598 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
600 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
601 with RETURN_ADDR_REGNUM.
602 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
603 * config/mips/mips.c (mips16_build_call_stub): Replace
604 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
605 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
606 (mips_print_operand_punctuation): Likewise.
607 (mips_frame_set): Likewise.
608 (mips16e_output_save_restore): Likewise.
609 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
610 (mips_save_reg_p): Likewise.
611 (mips_return_addr): Likewise.
612 (mips_set_return_address): Likewise.
613 (mips_direct_save_slot_move_p): Likewise.
614 (mips_output_function_prologue): Likewise.
615 (mips_restore_reg): Likewise.
616 (mips_expand_epilogue): Likewise.
617 (mips_epilogue_uses): Likewise.
618 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
619 (*mov<mode>_ra): Use it instead of a hard-coded 31.
620 (clear_hazard_<mode>): Likewise.
621 (call_internal): Likewise.
622 (call_internal_direct): Likewise.
623 (call_direct_split): Likewise.
624 (call_value_internal): Likewise.
625 (call_value_split): Likewise.
626 (call_value_internal_direct): Likewise.
627 (call_value_direct_split): Likewise.
628 (call_value_multiple_internal): Likewise.
629 (call_value_multiple_split): Likewise.
631 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
632 Jakub Jelinek <jakub@redhat.com>
634 PR rtl-optimization/41511
635 * combine.c (record_value_for_reg): Pass explicit values as argument
636 to get_last_value_validate.
637 (get_last_value_validate): Document INSN parameter.
638 For non-readonly MEMs, assume they might have been modified if INSN
639 was in another basic block.
640 (get_last_value): Minor reformatting.
642 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
645 * final.c (asm_str_count): Split out from asm_insn_count.
646 * rtl.h (asm_str_count): New prototype.
647 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
650 2009-10-05 Sriraman Tallam <tmsriram@google.com>
652 * doc/plugins.texi: Change plugin_pass to register_pass_info.
654 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
655 Rafael Espindola <espindola@google.com>
657 * gengtype.c (write_types): Moved call to write_func_for_structure
660 2009-10-05 Richard Guenther <rguenther@suse.de>
663 * lto-cgraph.c (output_cgraph): Output toplevel asms.
664 (input_cgraph_1): Input toplevel asms.
666 2009-10-05 Richard Guenther <rguenther@suse.de>
669 * lto-symtab.c (lto_compatible_attributes_p): Remove.
670 (external_aggregate_decl_p): Likewise.
671 (lto_symtab_compatible): Re-structure. Remove dead code.
672 For variables ignore toplevel qualifiers when comparing types.
673 Issue warnings, not errors for mismatched user-alignment.
675 2009-10-05 Richard Guenther <rguenther@suse.de>
679 * lto-symtab.c (struct lto_symtab_base_def): Remove.
680 (struct lto_symtab_identifier_def): Likewise.
681 (struct lto_symtab_decl_def): Likewise.
682 (struct lto_symtab_entry_def): New.
683 (lto_symtab_identifier_t): Rename to ...
684 (lto_symtab_entry_t): ... this.
685 (lto_symtab_decls): Remove.
686 (lto_symtab_base_hash): Rename to ...
687 (lto_symtab_entry_hash): ... this.
688 (lto_symtab_base_eq): Rename to ...
689 (lto_symtab_entry_eq): ... this.
690 (lto_symtab_base_marked_p): Rename to ...
691 (lto_symtab_entry_marked_p): ... this.
692 (lto_symtab_identifier_marked_p): Remove.
693 (lto_symtab_decl_marked_p): Likewise.
694 (lto_symtab_maybe_init_hash_tables): Rename to ...
695 (lto_symtab_maybe_init_hash_table): ... this.
696 (lto_symtab_set_resolution_and_file_data): Remove.
697 (lto_symtab_register_decl): New function.
698 (lto_symtab_get_identifier): Remove.
699 (lto_symtab_get): New function.
700 (lto_symtab_get_resolution): Adjust.
701 (lto_symtab_get_identifier_decl): Remove.
702 (lto_symtab_set_identifier_decl): Likewise.
703 (lto_symtab_merge_decl): Rename to ...
704 (lto_symtab_merge): ... this. Rewrite.
705 (lto_symtab_merge_var): Remove.
706 (lto_symtab_merge_fn): Likewise.
707 (lto_symtab_prevailing_decl): Adjust.
708 (lto_cgraph_replace_node): New function.
709 (lto_symtab_merge_decls_2): Likewise.
710 (lto_symtab_merge_decls_1): Likewise.
711 (lto_symtab_fixup_var_decls): Likewise.
712 (lto_symtab_resolve_symbols): Likewise.
713 (lto_symtab_merge_decls): Likewise.
714 (lto_symtab_prevailing_decl): Adjust.
715 (lto_symtab_get_symtab_def): Remove.
716 (lto_symtab_get_file_data): Likewise.
717 (lto_symtab_clear_resolution): Adjust.
718 (lto_symtab_clear_resolution): Likewise.
719 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
720 (input_cgraph_1): Likewise.
721 * lto-streamer-in.c (get_resolution): Do not provide fake
722 symbol resolutions here.
723 (deferred_global_decls): Remove.
724 (lto_register_deferred_decls_in_symtab): Likewise.
725 (lto_register_var_decl_in_symtab): Change signature, register
726 variable via lto_symtab_register_decl.
727 (lto_register_function_decl_in_symtab): Likewise.
728 (lto_read_tree): Adjust.
729 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
730 (lto_symtab_merge_var): Likewise.
731 (lto_symtab_merge_fn): Likewise.
732 (lto_symtab_register_decl): Declare.
733 (lto_symtab_merge_decls): Likewise.
735 2009-10-05 Richard Guenther <rguenther@suse.de>
737 PR tree-optimization/23821
738 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
739 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
740 simple IV increments.
742 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
744 * config/arm/arm.c (arm_override_options): Really initialize
745 flag_dwarf2_cfi_asm to 0.
747 2009-10-05 Doug Kwan <dougkwan@google.com>
749 PR rtl-optimization/41574
750 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
751 floating point and we are not doing unsafe math optimizations.
753 2009-10-03 Simon Baldwin <simonb@google.com>
754 Cary Coutant <ccoutant@google.com>
755 Rafael Espindola <espindola@google.com>
756 Richard Guenther <rguenther@suse.de>
757 Jan Hubicka <jh@suse.cz>
758 Doug Kwan <dougkwan@google.com>
759 H.J. Lu <hongjiu.lu@intel.com>
760 Bill Maddox <maddox@google.com>
761 Ryan Mansfield <rmansfield@qnx.com>
762 Diego Novillo <dnovillo@google.com>
763 Ollie Wild <aaw@google.com>
764 Kenneth Zadeck <zadeck@naturalbridge.com>
766 * lto-cgraph.c: New file.
767 * lto-compress.c: New file.
768 * lto-compress.h: New file.
769 * lto-opts.c: New file.
770 * lto-section-in.c: New file.
771 * lto-section-out.c: New file.
772 * lto-streamer-in.c: New file.
773 * lto-streamer-out.c: New file.
774 * lto-streamer.c: New file.
775 * lto-streamer.h: New file.
776 * lto-symtab.c: New file.
777 * lto-wpa-fixup.c: New file.
778 * lto-wrapper.c: New file.
780 2009-10-03 Simon Baldwin <baldwin@google.com>
781 Ben Elliston <bje@au.ibm.com>
782 Rafael Espindola <espindola@google.com>
783 Nathan Froyd <froydnj@codesourcery.com>
784 Jan Hubicka <jh@suse.cz>
785 Doug Kwan <dougkwan@google.com>
786 Diego Novillo <dnovillo@google.com>
787 Kenneth Zadeck <zadeck@naturalbridge.com>
789 * Makefile.in (enable_lto): New.
790 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
791 (LINKER_PLUGIN_API_H): Define.
792 (LTO_SYMTAB_H): Define.
793 (LTO_STREAMER_H): Define.
794 (TREE_VECTORIZER_H): Define.
795 (INCLUDES): Add LIBELFINC.
796 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
797 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
798 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
799 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
800 (native): Add lto-wrapper$(exeext)
801 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
802 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
803 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
804 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
805 (varasm.o): Add dependency on tree-iterator.h.
806 (cgraph.o): Add dependency on cif-code.def.
807 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
808 (ipa-pure-const.o): Likewise.
809 (GTFILES): Add lto-symtab.c.
810 (install-lto-wrapper): New.
811 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
812 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
813 * config.in: Regenerate.
815 2009-10-03 Rafael Espindola <espindola@google.com>
816 Diego Novillo <dnovillo@google.com>
818 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
820 Call execute_ipa_summary_passes for all_regular_ipa_passes and
822 (cgraph_optimize): Make extern.
824 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
825 Kenneth Zadeck <zadeck@naturalbridge.com>
827 * toplev.c (in_lto_p): Declare.
828 * collect2.c (scan_prog_file): Read all the output when reading
830 (enum lto_mode_d): Declare.
832 2009-10-03 Richard Guenther <rguenther@suse.de>
833 Diego Novillo <dnovillo@google.com>
835 * gimple.c: Include target.h and alias.h.
836 (gimple_types): Declare.
837 (type_hash_cache): Declare.
838 (gimple_alloc_stat): Make extern.
839 (gimple_build_eh_must_not_throw): Call
840 gimple_eh_must_not_throw_set_fndecl.
841 (struct type_pair_d): Declare.
842 (type_pair_t): Declare.
843 (type_pair_hash): New.
845 (lookup_type_pair): New.
846 (gimple_force_type_merge): New.
847 (compare_type_names_p): New.
848 (compare_field_offset): New.
849 (gimple_types_compatible_p): New.
850 (struct sccs): Declare.
851 (next_dfs_num): Declare.
852 (iterative_hash_gimple_type): New.
854 (iterative_hash_type_name): New.
855 (iterative_hash_gimple_type): New.
856 (gimple_type_hash): New.
857 (gimple_type_eq): New.
858 (gimple_register_type): New.
859 (print_gimple_types_stats): New.
860 (gimple_signed_or_unsigned_type): New.
861 (gimple_unsigned_type): New.
862 (gimple_signed_type): New.
863 (gimple_get_alias_set): New.
864 (gimple_decl_printable_name): Do not use DMGL_TYPES.
865 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
866 (gimple_force_type_merge): Declare.
867 (gimple_types_compatible_p): Declare.
868 (gimple_register_type): Declare.
869 (print_gimple_types_stats): Declare.
870 (gimple_unsigned_type): Declare.
871 (gimple_signed_type): Declare.
872 (gimple_get_alias_set): Declare.
873 (gimple_eh_must_not_throw_set_fndecl): New.
875 2009-10-03 Jan Hubicka <jh@suse.cz>
876 Kenneth Zadeck <zadeck@naturalbridge.com>
878 * ipa-pure-const.c: Include lto-streamer.h.
879 (register_hooks): Factor out of ...
880 (generate_summary): ... here.
881 (pure_const_write_summary): New.
882 (pure_const_read_summary): New.
883 (pass_ipa_pure_const): Add pure_const_write_summary and
884 pure_const_read_summary.
885 * ipa-reference.c: Include lto-streamer.h.
886 (add_new_function): New.
887 (remove_node_data): New.
888 (duplicate_node_data): New.
889 (ipa_init): Guard against multiple calls.
890 Move hook setup from analyze_function.
891 (write_node_summary_p): New.
892 (ipa_reference_write_summary): New.
893 (ipa_reference_read_summary): New.
894 (pass_ipa_reference): Add ipa_reference_write_summary and
895 ipa_reference_read_summary.
896 * cgraph.h (cgraph_local_info): Add field lto_file_data.
897 (struct cgraph_edge): Add fields lto_stmt_uid and
898 call_stmt_cannot_inline_p.
899 (cgraph_optimize): Declare.
900 (cgraph_decide_is_function_needed): Declare.
901 (reset_inline_failed): Declare.
902 (enum LTO_cgraph_tags): Declare.
903 (LTO_cgraph_tag_names): Declare.
904 (LCC_NOT_FOUND): Define.
906 2009-10-03 Doug Kwan <dougkwan@google.com>
907 Rafael Espindola <espindola@google.com>
908 Jan Hubicka <jh@suse.cz>
909 Diego Novillo <dnovillo@google.com>
910 Kenneth Zadeck <zadeck@naturalbridge.com>
912 * passes.c (all_regular_ipa_passes): New.
913 (all_ipa_passes): Rename to all_small_ipa_passes.
914 (init_optimization_passes): Init all_regular_ipa_passes.
915 * tree-pass.h (all_regular_ipa_passes): New.
916 (all_ipa_passes): Rename to all_small_ipa_passes.
917 * passes.c (all_lto_gen_passes): New.
918 (init_optimization_passes): Initialize all_lto_gen_passes.
919 (execute_ipa_summary_passes): Make non-static.
920 (ipa_write_summaries_1): New.
921 (ipa_write_summaries_2): New.
922 (ipa_write_summaries): New.
923 (ipa_write_summaries_of_cgraph_node_set): New.
924 (ipa_read_summaries_1): New.
925 (ipa_read_summaries): New.
926 (execute_ipa_pass_list): Call cgraph_process_new_functions.
927 (execute_regular_ipa_pass_list): Remove.
928 (init_optimization_passes): Schedule
929 pass_rebuild_cgraph_edges and pass_early_inline outside
930 of pass_all_early_optimizations. Document reason.
931 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
932 pass_ipa_lto_finish_out): New pass.
933 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
934 (execute_all_ipa_transforms): New.
935 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
936 (dump_properties, debug_properties): New.
937 * tree-optimize.c (gate_all_early_local_passes): Return
938 false if we are in lto1.
939 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
940 * tree-pass.h (execute_all_ipa_transforms): Declare.
941 (pass_ipa_function_and_variable_visibility): Declare.
942 (pass_ipa_early_inline): Declare.
943 (pass_ipa_lto_gimple_out): Declare.
944 (pass_ipa_lto_wpa_fixup): Declare.
945 (pass_ipa_lto_finish_out): Declare.
946 (all_small_ipa_passes, all_regular_ipa_passes,
947 all_lto_gen_passes): Declare.
948 (execute_ipa_summary_passes): Declare.
949 (execute_all_ipa_transforms): Declare.
950 (ipa_write_summaries): Declare
951 (ipa_write_summaries_of_cgraph_node_set): Declare.
952 (ipa_read_summaries): Declare.
954 2009-10-03 Doug Kwan <dougkwan@google.com>
955 Ollie Wild <aaw@google.com>
957 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
959 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
960 (lto_mode): New variable.
961 (maybe_run_lto_and_relink): Handle the -fwpa option.
962 (main): Handle the -fwpa option.
963 (maybe_unlink_list): New function.
964 * gcc.c (link_lto_options): Replace -flto with -fwpa.
965 * common.opt (flto): New flag.
966 * toplev.c (flag_generate_lto): Declare.
968 2009-10-03 Simon Baldwin <simonb@google.com>
970 * common.opt (flto-compression-level): New flag.
972 * opts.c: Include lto-opts.h.
973 (handle_option): Call lto_register_user_option for each
974 valid option handled.
975 (decode_options): Clear registered options before the options
978 2009-10-03 Cary Coutant <ccoutant@google.com>
980 * collect2.c (is_elf): New function.
981 (scan_prog_file): Require LTO object to be in ELF format.
983 2009-10-03 Rafael Espindola <espindola@google.com>
985 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
986 libgcc to the linker.
988 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
990 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
991 (collect_execute): Add flags argument. Pass flags to pex_run. Update
993 * collect2.h (collect_execute): Add flags argument.
994 * tlink.c (tlink_execute): Update call to collect_execute.
995 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
996 (use_linker_plugin): New.
997 (use_linker_plugin_spec_function): New.
998 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
999 (linker_plugin_file_spec): New.
1000 (lto_wrapper_spec): New.
1001 (lto_gcc_spec): New.
1002 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1003 (static_spec_functions): Add use-linker-plugin.
1004 (process_command): Handle -use-linker-plugin.
1005 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1006 linker_plugin_file_spec and lto_gcc_spec.
1007 (use_linker_plugin_spec_function): New.
1009 2009-10-03 Richard Guenther <rguenther@suse.de>
1013 * tree.h (is_lang_specific): Include LANG_TYPE.
1014 * tree.c (find_decls_types_r): Manually add interesting parts
1015 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1017 * gimple.c (type_pair_hash): Make symmetric.
1018 (type_pair_eq): Likewise.
1019 (lookup_type_pair): Increase initial hashtable size.
1020 (gimple_force_type_merge): Rely on type-pair symmetry.
1021 (visit): Remove excessive checking code.
1022 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1023 (gimple_register_type): Remove getenv calls, shrink initial
1027 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1028 inline functions if not generating lto output.
1031 * toplev.c (finalize): In WPA mode remove the asm file.
1033 2009-10-03 Doug Kwan <dougkwan@google.com>
1035 * ipa-inline.c (cgraph_mark_inline): Check
1036 edge->call_stmt_cannot_inline_p instead of calling
1037 gimple_call_cannot_inline_p.
1038 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1039 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1040 (inline_generate_summary): Do nothing in LTRANS.
1041 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1042 exists before calling gimple_call_cannot_inline_p.
1043 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1044 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1045 Update new_edge->lto_stmt_uid.
1046 * cgraphbuild.c (reset_inline_failed): New.
1048 * common.opt (fwpa): New flag.
1049 (fltrans): New option.
1050 * gcc.c (gcc_lto_option_t): New type.
1051 (current_lto_option): New variable.
1052 (lto_single_spec_function): Remove and is replaced by ..
1053 (lto_option_spec_function): New function.
1054 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1055 passing the -flto flag.
1056 (cc1_options): Separate non-LTO related parts into ..
1057 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1058 (lto1_options): New spec for lto FE.
1059 (link_lto_options): New spec for handling LTO flags in linker.
1060 (invoke_lto_single): Re-format to fit in 80 column. Replace
1061 lto-single with lto-option.
1062 (static_specs): Add cc1_non_lto_options, lto1_options and
1064 (static_spec_function): Replace lto-single with lto-option.
1065 (process_command): Handle -flto, -fwpa and -fltran by setting
1066 current_lto_option and not passing it to subprocess unconditionally.
1068 2009-10-03 Bill Maddox <maddox@google.com>
1070 Add `gcc' driver support for link-time code generation (LTO).
1072 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1073 (lto_flag, lto_objects, lto_o_file): New variables.
1074 (struct lto_object, struct lto_object_list): New structures.
1075 (collect_exit, handler): Remove LTO temporary output file on exit.
1076 (add_lto_object): New function.
1077 (maybe_run_lto_and_relink): New function. Perform link time code
1078 generation and relinking for object files containing LTO information.
1079 (main): Invoke maybe_run_lto_and_relink().
1080 (dump_argv): New function. For debugging, currently disabled.
1081 (scan_prog_file): Add LTO information pass.
1082 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1084 * toplev.c (compile_file): Emit assembler directive to create
1085 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1087 2009-10-03 Diego Novillo <dnovillo@google.com>
1089 * c.opt: Add LTO to warn_abi and warn_psabi.
1091 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1092 inline function. Ignore language-specific nodes. Update all users.
1093 (find_decls_types_r): Do not traverse the subtrees of
1094 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1095 * tree.h (is_lang_specific): New.
1096 * langhooks.h (struct lang_hooks_for_decls): Remove
1097 may_need_assembler_name_p. Update all users.
1099 * c-common.c (set_builtin_user_assembler_name): Move ...
1100 * builtins.c (set_builtin_user_assembler_name): ... here.
1101 (is_builtin_name): Add comment
1102 (is_builtin_fn): New.
1103 * except.c (output_ttype): Only call
1104 lookup_type_for_runtime if TYPE is not a runtime type.
1106 * passes.c (register_pass): Call position_pass on
1107 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1108 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1109 (TV_IPA_LTO_DECL_IO): Define.
1110 (TV_IPA_LTO_CGRAPH_IO): Define.
1112 (TV_WHOPR_WPA): Define.
1113 (TV_WHOPR_WPA_IO): Define.
1114 (TV_WHOPR_LTRANS): Define.
1115 (TV_WHOPR_WPA_FIXUP): Define.
1116 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1117 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1118 * tree-flow.h (tree_node_can_be_shared): Declare.
1119 * tree-inline.c (tree_can_inline_p): Check that E has a
1120 statement associated with it.
1121 * tree.c (free_lang_data_in_binf): Factor out of ...
1122 (free_lang_data_in_type): ... here.
1123 Call RECORD_OR_UNION_TYPE_P.
1124 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1125 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1126 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1127 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1128 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1129 (gate_free_lang_data): Return true if flag_generate_lto is set.
1130 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1131 * c-common.h (set_builtin_user_assembler_name): Move ...
1132 * tree.h (set_builtin_user_assembler_name): ... here.
1134 * common.opt (flto-report): New flag.
1135 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1136 * collect2.c (scan_prog_file): Send the error output of
1137 'nm' to HOST_BIT_BUCKET.
1139 2009-10-03 Ollie Wild <aaw@google.com>
1141 * langhooks-def.h (lhd_begin_section): New function declaration.
1142 (lhd_write_section): New function declaration.
1143 (lhd_end_section): New function declaration.
1144 (LANG_HOOKS_BEGIN_SECTION): New macro.
1145 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1146 (LANG_HOOKS_END_SECTION): New macro.
1147 (LANG_HOOKS_LTO): New macro.
1148 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1149 * langhooks.c (output.h): Add include.
1150 (saved_section): New static variable.
1151 (lhd_begin_section): New function.
1152 (lhd_write_section_data): New function.
1153 (lhd_end_section): New function.
1154 * langhooks.h (struct lang_hooks_for_lto): New structure.
1155 (struct lang_hooks): Add member lto.
1156 * Makefile.in (langhooks.o): Add dependency on output.h.
1158 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1160 2009-10-03 Richard Guenther <rguenther@suse.de>
1162 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1165 2009-10-03 Simon Baldwin <simonb@google.com>
1166 Richard Guenther <rguenther@suse.de>
1167 Janis Johnson <janis187@us.ibm.com>
1168 Doug Kwan <dougkwan@google.com>
1169 Diego Novillo <dnovillo@google.com>
1170 Ramana Radhakrishnan <ramana.r@gmail.com>
1171 Ollie Wild <aaw@google.com>
1173 * doc/install.texi: Add documentation for libelf and --enable-lto.
1174 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1175 -flto-report, -flto-compression-level and -use-linker-plugin.
1176 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1177 Add section for LTO Testing.
1179 2009-10-02 Cary Coutant <ccoutant@google.com>
1181 Add support for comdat type sections for DWARF v4.
1182 Merge from dwarf4 branch.
1184 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1185 (dw_die_ref): Define vector type.
1186 (enum dw_val_class): Add dw_val_class_data8.
1187 (struct dw_val_struct): Add v.val_data8.
1188 (comdat_type_node_ref): New type.
1189 (struct die_struct): Move die_symbol into a union; add new field
1190 die_type_node. Change all uses.
1191 (comdat_type_node): New type.
1192 (skeleton_chain_node): New type.
1193 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1194 (comdat_type_list): New variable.
1195 (dwarf_tag_name): Add DW_TAG_type_unit.
1196 (dwarf_attr_name): Add DW_AT_signature.
1197 (add_AT_data8): New function.
1198 (replace_child): New function.
1199 (move_all_children): New function.
1200 (print_signature): New function.
1201 (print_die): Print signature information; add dw_val_class_data8.
1202 (attr_checksum): Support dw_val_class_data8.
1203 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1204 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1205 (checksum_sleb128, checksum_uleb128): New functions.
1206 (checksum_die_context): New function.
1207 (loc_checksum_ordered): New function.
1208 (attr_checksum_ordered): New function.
1209 (struct checksum_attributes): New structure.
1210 (collect_checksum_attributes): New function.
1211 (die_checksum_ordered): New function.
1212 (generate_type_signature): New function.
1213 (same_dw_val_p): Add dw_val_class_data8.
1214 (is_symbol_die): Use new is_declaration_die function.
1215 (is_declaration_die): New function.
1216 (should_move_die_to_comdat): New function.
1217 (clone_die): New function.
1218 (clone_tree): New function.
1219 (clone_as_declaration): New function.
1220 (copy_declaration_context): New function.
1221 (generate_skeleton_ancestor_tree): New function.
1222 (generate_skeleton_bottom_up): New function.
1223 (generate_skeleton): New function.
1224 (remove_child_or_replace_with_skeleton): New function.
1225 (break_out_comdat_types): New function.
1226 (struct decl_table_entry): New type.
1227 (htab_decl_hash): New function.
1228 (htab_decl_eq): New function.
1229 (htab_decl_del): New function.
1230 (copy_ancestor_tree): New function.
1231 (copy_decls_walk): New function.
1232 (copy_decls_for_unworthy_types): New function.
1233 (build_abbrev_table): Don't assert on missing die_symbol when doing
1234 comdat type sections.
1235 (size_of_die): Use DW_FORM_sig8 for external references. Add
1237 (unmark_dies): Don't assert for unmarked dies when doing comdat
1239 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1240 (output_signature): New function.
1241 (output_die): Likewise.
1242 (output_compilation_unit_header): Mark output as DWARF version 3
1243 even if generating DWARF 4.
1244 (output_comdat_type_unit): New function.
1245 (output_line_info): Mark output as DWARF version 3 even if generating
1247 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1249 (dwarf2out_end_source_file): Likewise.
1250 (prune_unused_types_walk_attribs): Don't follow references into
1251 comdat type sections.
1252 (prune_unused_types_mark): When generating type units, do not mark
1253 children of non-defining declarations of types; do mark children of
1255 (prune_unused_types): Process comdat type sections.
1256 (htab_ct_hash): New function.
1257 (htab_ct_eq): New function.
1258 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1259 Add a pointer to the line table from type unit entries so
1260 DW_AT_decl_file has meaning.
1261 * varasm.c (default_elf_asm_named_section): Use identifier name as
1262 comdat key instead of lang hook.
1264 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1266 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1268 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1270 * config/i386/i386.md (SWIM248): New mode iterator.
1271 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1272 divmodhi4 patterns using SWIM248 macro.
1273 (*divmod<mode>4): Macroize insn_and_split pattern from
1274 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1275 and their corresponding splitters usign SWIM248 macro. Split SImode
1276 insn to generate cltd and DImode insn to generate cqto instead of
1277 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1278 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1279 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1280 *divmodsi_noext patterns using SWIM248 macro.
1281 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1282 udivmodhi4 patterns using SWIM248 macro.
1283 (*udivmod<mode>4): Macroize insn_and_split pattern from
1284 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1285 corresponding splitters using SWIM248 macro.
1286 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1287 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1289 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1291 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1292 of zero-sized element is zero-sized regardless of its extent.
1294 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1297 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1298 * configure: Regenerated.
1299 * config.in: Regenerated.
1300 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1301 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1302 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1303 not emitting .eh_frame, emit .cfi_sections .debug_frame
1308 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1309 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1311 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1312 vars use DECL_RTL with resetting it back to NULL afterwards.
1313 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1314 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1315 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1316 the attribute type allows it, otherwise use DW_FORM_dataN.
1317 (mem_loc_descriptor): Handle CONST_STRING.
1318 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1319 Handle MEM with CONST_STRING address using add_AT_string.
1320 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1321 CONST_STRING for const arrays initialized with a string literal.
1322 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1323 (dwarf2out_finish): Call resolve_addr.
1325 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1326 Maxim Kuvyrkov <maxim@codesourcery.com>
1328 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1330 2009-10-02 Nick Clifton <nickc@redhat.com>
1332 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1333 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1335 2009-10-01 Jan Hubicka <jh@suse.cz>
1337 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1338 (cgraph_create_virtual_clone): Just pass redirect_callers
1340 * cgraph.h (cgraph_clone_node): Update prototype.
1341 * ipa-pure-const.c (self_recursive_p): New function.
1342 (propagate): Use it.
1343 * ipa-inline.c (cgraph_clone_inlined_nodes,
1344 cgraph_decide_recursive_inlining): Update.
1346 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1348 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1349 instructions for TARGET_OCTEON.
1351 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1353 * config/arm/arm.c (arm_override_options): Turn off
1354 flag_dwarf2_cfi_asm for AAPCS variants.
1356 2009-10-01 Martin Jambor <mjambor@suse.cz>
1359 * tree-sra.c (convert_callers): Do not call
1360 compute_inline_parameters on one caller more than once.
1362 2009-10-01 Nick Clifton <nickc@redhat.com>
1364 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1365 an empty string if not already defined.
1367 2009-10-01 Martin Jambor <mjambor@suse.cz>
1370 * tree-sra.c (is_va_list_type): New function.
1371 (find_var_candidates): Call is_va_list_type.
1372 (find_param_candidates): Check that the type or the type pointed
1373 to are not va_list types.
1375 2009-10-01 Martin Jambor <mjambor@suse.cz>
1378 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1379 DECL_ARTIFICIAL (param_decl) is true.
1381 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1383 * tree.h (tree_decl_common::lang_flag_8): New.
1384 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1386 * c-common.h (RID_CONSTEXPR): New.
1388 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1390 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1391 Use ref-all pointers.
1392 (alpha_gimplify_va_arg): Ditto.
1394 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1397 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1398 before insn counting loop now that BB_END (bb) is counted. Ensure
1399 the return value isn't zero.
1401 2009-09-30 Nick Clifton <nickc@redhat.com>
1403 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1404 with separate definitions of c_target_objs and cxx_target_objs.
1405 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1407 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1408 sh_symbian_import_export_class.
1409 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1410 * config/sh/symbian.c: Delete, moving code into...
1411 * config/sh/symbian-base.c: ... here
1412 * config/sh/symbian-c.c: ... and here
1413 * config/sh/symbian-cxx.c: ... and here.
1415 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1418 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1419 of plus RTX into register.
1421 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1423 * doc/install.texi: Linguistic and markup fixes.
1424 (Configuration) <--disable-cpp>: Remove description.
1425 <--enable-maintainer-mode>: Autotools files are affected, too.
1426 <--with-sysroot>: Improve description.
1427 (Building): Bump required GNU make version.
1429 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1431 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1432 (x86_64-*-*): Ditto.
1434 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1435 intrinisics for FMA4.
1436 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1437 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1438 Add FMA4 check and fma4intrin.h.
1439 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1441 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1442 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1443 constant for FMA4 support.
1444 (UNSPEC_FMA4_FMADDSUB): Ditto.
1445 (UNSPEC_FMA4_FMSUBADD): Ditto.
1446 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1447 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1448 (ix86_expand_fma4_multiple_memory): Ditto.
1449 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1450 (OPTION_MASK_ISA_FMA4_UNSET): New.
1451 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1452 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1453 (ix86_handle_option): Handle -mfma4.
1454 (isa_opts): Handle -mfma4.
1455 (enum pta_flags): Add PTA_FMA4.
1456 (override_options): Add FMA4 support.
1457 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1458 (IX86_BUILTIN_VFMADDSD): Ditto.
1459 (IX86_BUILTIN_VFMADDPS): Ditto.
1460 (IX86_BUILTIN_VFMADDPD): Ditto.
1461 (IX86_BUILTIN_VFMSUBSS): Ditto.
1462 (IX86_BUILTIN_VFMSUBSD): Ditto.
1463 (IX86_BUILTIN_VFMSUBPS): Ditto.
1464 (IX86_BUILTIN_VFMSUBPD): Ditto.
1465 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1466 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1467 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1468 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1469 (IX86_BUILTIN_VFNMADDSS): Ditto.
1470 (IX86_BUILTIN_VFNMADDSD): Ditto.
1471 (IX86_BUILTIN_VFNMADDPS): Ditto.
1472 (IX86_BUILTIN_VFNMADDPD): Ditto.
1473 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1474 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1475 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1476 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1477 (IX86_BUILTIN_VFMADDPS256): Ditto.
1478 (IX86_BUILTIN_VFMADDPD256): Ditto.
1479 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1480 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1481 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1482 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1483 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1484 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1485 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1486 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1487 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1488 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1489 (enum multi_arg_type): New enum for describing the various FMA4
1490 intrinsic argument types.
1491 (bdesc_multi_arg): New table for FMA4 intrinsics.
1492 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1493 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1495 (ix86_expand_builtin): Add FMA4 intrinsic support.
1496 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1497 operand instructions.
1498 (ix86_expand_fma4_multiple_memory): New function to split the
1499 second memory reference from FMA4 instructions.
1500 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1501 (ssemodesuffixf2s): Ditto.
1502 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1504 (fma4_fmsub<mode>4): Ditto.
1505 (fma4_fnmadd<mode>4): Ditto.
1506 (fma4_fnmsub<mode>4): Ditto.
1507 (fma4_vmfmadd<mode>4): Ditto.
1508 (fma4_vmfmsub<mode>4): Ditto.
1509 (fma4_vmfnmadd<mode>4): Ditto.
1510 (fma4_vmfnmsub<mode>4): Ditto.
1511 (fma4_fmadd<mode>4256): Ditto.
1512 (fma4_fmsub<mode>4256): Ditto.
1513 (fma4_fnmadd<mode>4256): Ditto.
1514 (fma4_fnmsub<mode>4256): Ditto.
1515 (fma4_fmaddsubv8sf4): Ditto.
1516 (fma4_fmaddsubv4sf4): Ditto.
1517 (fma4_fmaddsubv4df4): Ditto.
1518 (fma4_fmaddsubv2df4): Ditto.
1519 (fma4_fmsubaddv8sf4): Ditto.
1520 (fma4_fmsubaddv4sf4): Ditto.
1521 (fma4_fmsubaddv4df4): Ditto.
1522 (fma4_fmsubaddv2df4): Ditto.
1523 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1524 instructions for intrinsics.
1525 (fma4i_fmsub<mode>4): Ditto.
1526 (fma4i_fnmadd<mode>4): Ditto.
1527 (fma4i_fnmsub<mode>4): Ditto.
1528 (fma4i_vmfmadd<mode>4): Ditto.
1529 (fma4i_vmfmsub<mode>4): Ditto.
1530 (fma4i_vmfnmadd<mode>4): Ditto.
1531 (fma4i_vmfnmsub<mode>4): Ditto.
1532 (fma4i_fmadd<mode>4256): Ditto.
1533 (fma4i_fmsub<mode>4256): Ditto.
1534 (fma4i_fnmadd<mode>4256): Ditto.
1535 (fma4i_fnmsub<mode>4256): Ditto.
1536 (fma4i_fmaddsubv8sf4): Ditto.
1537 (fma4i_fmaddsubv4sf4): Ditto.
1538 (fma4i_fmaddsubv4df4): Ditto.
1539 (fma4i_fmaddsubv2df4): Ditto.
1540 (fma4i_fmsubaddv8sf4): Ditto.
1541 (fma4i_fmsubaddv4sf4): Ditto.
1542 (fma4i_fmsubaddv4df4): Ditto.
1543 (fma4i_fmsubaddv2df4): Ditto.
1545 * doc/invoke.texi (-mfma4): Add documentation.
1546 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1548 2009-09-29 Richard Henderson <rth@redhat.com>
1550 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1551 an edge to the new destination block.
1553 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1556 * pa.c (hppa_profile_hook): Use
1557 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1559 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1560 Alexander Monakov <amonakov@ispras.ru>
1563 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1564 (not_postinc_memory_operand): New.
1565 (not_postinc_move_operand): New.
1566 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1567 (*cmovsi_internal): Ditto.
1569 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1571 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1572 restrict issue_rate in first pass when scheduling for register
1575 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1576 Rafael Avila de Espindola <espindola@google.com>
1578 * gengtype.c (plugin_output): New.
1579 (get_output_file_with_visibility): Return plugin_output for plugins.
1580 (main): Parse and use the -P option.
1581 * gty.texi: Update the command line format.
1583 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1586 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1588 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1589 out if !const_ok_for_output.
1592 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1593 case VAR_LOCATION>: Remove gcc_unreachable ().
1595 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1597 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1598 (x86_64-*-*): Ditto.
1599 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1600 back to smmintrin.h.
1601 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1602 * config/i386/x86intrin.h: Remove SSE5.
1603 * config/i386/mmintrin-common.h: Delete file.
1604 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1606 2009-09-29 Richard Guenther <rguenther@suse.de>
1608 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1609 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1611 2009-09-29 Nick Clifton <nickc@redhat.com>
1613 * function.c (current_function_name): If there is no current
1614 function just return "<none>".
1616 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1618 * tree-pass.h (register_pass_info): New structure.
1619 (pass_positioning_ops): Move enum from gcc-plugin.h.
1620 (register_pass): New function.
1621 * gcc-plugin.h (plugin_pass): Delete structure.
1622 (pass_positioning_ops): Delete enum.
1623 * plugin.c (regsiter_pass): Delete function.
1624 (position_pass): Delete function.
1625 (added_pass_nodes): Delete variable.
1626 (prev_added_pass_nodes): Delete variable.
1627 (pass_list_node): Delete structure.
1628 * passes.c (make_pass_instance): New function.
1629 (next_pass_1): Change to call make_pass_instance.
1630 (pass_list_node): Move structure from gcc-plugin.h.
1631 (added_pass_nodes): Move variable from plugin.c.
1632 (prev_added_pass_nodes): Move variable from plugin.c.
1633 (position_pass): New function.
1634 (register_pass): New function.
1636 2009-09-28 Easwaran Raman <eraman@google.com>
1638 * ifcvt.c (noce_try_abs): Recognize pattern and call
1639 expand_one_cmpl_abs_nojump.
1640 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1641 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1643 2009-09-28 Ian Lance Taylor <iant@google.com>
1646 * c-opts.c (c_common_handle_option): Don't set
1647 warn_jump_misses_init for -Wall.
1648 * doc/invoke.texi (Warning Options): Update documentation.
1650 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1652 * Makefile.in ($(out_object_file)): Depend on
1653 gt-$(basename $(notdir $(out_file))).h.
1655 2009-09-28 Richard Henderson <rth@redhat.com>
1657 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1658 * except.c (gen_eh_region): Set it.
1659 (duplicate_eh_regions_1): Copy it.
1660 * tree-eh.c (lower_resx): Use it to determine which function
1663 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1664 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1665 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1666 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1667 BUILT_IN_CXA_END_CLEANUP if necessary.
1669 * c-common.c (c_define_builtins): Update call to
1670 build_common_builtin_nodes.
1672 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1674 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1676 2009-09-28 Michael Matz <matz@suse.de>
1678 * builtins.c (interclass_mathfn_icode): New helper.
1679 (expand_builtin_interclass_mathfn): Use it here, and split folding
1681 (fold_builtin_interclass_mathfn): ... this new folder.
1682 (build_call_nofold_loc): New static helper.
1683 (build_call_nofold): New wrapper macro for above.
1684 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1685 (expand_builtin_pow): Ditto.
1686 (expand_builtin_memset_args): Ditto.
1687 (expand_builtin_printf): Ditto.
1688 (expand_builtin_fprintf): Ditto.
1689 (expand_builtin_sprintf): Ditto.
1690 (expand_builtin_memory_chk): Ditto.
1691 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1692 (expand_builtin_stpcpy): Ditto.
1693 (expand_builtin_strcmp): Ditto.
1694 (expand_builtin_strncmp): Ditto.
1695 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1696 (expand_builtin_strcpy_args): Don't call folders.
1697 (expand_builtin_memcmp): Ditto.
1698 (expand_builtin_strncpy): Ditto, and use target.
1699 (expand_builtin_memcpy): Ditto.
1700 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1701 expand_builtin_strpbrk, expand_builtin_memmove,
1702 expand_builtin_memmove_args, expand_builtin_bcopy,
1703 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1704 expand_builtin_strspn, expand_builtin_strcspn,
1705 expand_builtin_fputs): Remove these.
1706 (expand_builtin): Don't call the above, change calls to other
1707 expanders that changed prototype.
1708 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1709 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1710 fold_builtin_interclass_mathfn.
1711 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1712 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1714 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1715 * passes.c (init_optimization_passes): Move pass_fold_builtins
1716 after last phiopt pass.
1717 * tree-inline.c (fold_marked_statements): When folding builtins
1718 iterate over all instruction potentially generated.
1719 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1721 (fold_gimple_call): Use it to always fold calls (into potentially
1722 multiple instructions).
1723 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1724 calls into zero at this time.
1725 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1726 statements generated by builtin folding.
1728 2009-09-28 Nick Clifton <nickc@redhat.com>
1730 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1732 2009-09-28 Duncan Sands <baldrick@free.fr>
1734 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1735 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1736 (register_callback): Dispatch it.
1737 (invoke_plugin_callbacks): Incorporate in sanity check.
1738 * ggc.h (ggc_register_cache_tab): Add declaration.
1739 * ggc-common.c (ggc_register_root_tab): Simplify.
1740 (const_ggc_cache_tab_t): New typedef.
1741 (extra_cache_vec): New vector of dynamically added cache tables.
1742 (ggc_register_cache_tab): New function.
1743 (ggc_scan_cache_tab): New function.
1744 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1745 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1747 2009-09-27 Richard Henderson <rth@redhat.com>
1749 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1750 which we remove __builtin_stack_restore.
1752 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1754 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1755 to test for GRD_INVARIANT.
1756 (simple_rhs_p): Anything that's function_invariant_p is fine.
1758 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1760 * gengtype.c (main): Use plunge_files instead of plugin_output.
1762 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1763 Rafael Avila de Espindola <espindola@google.com>
1765 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1766 Don't print pch related info if it is false.
1767 (main): Don't print pch info in plugin mode.
1769 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1771 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1772 with dw_val_class_const_double.
1773 (struct dw_val_struct): Replace val_long_long with val_double and
1774 adjust for above change.
1775 (output_loc_operands): Likewise.
1776 (add_AT_long_long): Rename into...
1777 (add_AT_double): ...this.
1778 (print_die): Replace dw_val_class_long_long with
1779 dw_val_class_const_double and adjust.
1780 (attr_checksum): Likewise.
1781 (same_dw_val_p): Likewise.
1782 (size_of_die): Likewise.
1783 (value_format): Likewise.
1784 (output_die): Likewise.
1785 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1786 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1787 instead of add_AT_long_long.
1788 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1789 value with the precision of its type.
1791 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1794 * c-typeck.c (build_conditional_expr): Use the readonly and
1795 volatile flags of the operand types, not of the operands itself.
1797 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1799 * collect2.c (main): Look for -brtl before adding libraries.
1801 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1803 * config.gcc: Update OpenBSD targets.
1804 * config/openbsd-stdint.h: New file.
1805 * config/openbsd-libpthread.h: New file.
1806 * config/openbsd.h: Update and break out LIB_SPEC definition.
1807 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1808 * config/i386/openbsdelf.h: Correct types.
1809 * config/m68k/openbsd.h: Likewise.
1810 * config/mips/openbsd.h: Likewise.
1811 * config/vax/openbsd.h: Likewise.
1813 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1815 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1816 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1817 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1818 of the length and zero.
1820 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1822 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1823 (FLAGS_H): Add options.h $(REAL_H).
1824 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1825 (TREE_VECTORIZER_H): New.
1826 (EBITMAP_H): Renamed from EBIMAP_H.
1827 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1828 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1829 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1830 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1831 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1832 (graphite-clast-to-gimple.o, graphite-dependences.o)
1833 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1834 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1835 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1836 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1837 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1838 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1839 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1840 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1841 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1842 updated and fixed as per above changes and per
1843 check_makefile_deps.sh output.
1846 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1847 * configure: Regenerate.
1849 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1851 * doc/install.texi: Update minimum MPC version to 0.7.
1853 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1855 * doc/install.texi (Binaries): Remove reference to the binary
1856 distribution CD-ROM from the FSF.
1858 2009-09-26 Michael Matz <matz@suse.de>
1862 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1863 that are mentioned in the body.
1865 2009-09-26 Michael Matz <matz@suse.de>
1867 PR tree-optimization/41454
1868 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1869 (tree_ssa_dominator_optimize): Don't allocate and free it.
1870 (dom_opt_leave_block): Don't iterate over it.
1871 (eliminate_redundant_computations): Don't return a value.
1872 (cprop_operand, cprop_into_stmt): Ditto.
1873 (optimize_stmt): Don't defer updating stmts.
1875 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1877 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1878 generic_parameter_die, template_parameter_pack_die,
1879 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1880 renaming DW_TAG_formal_parameter_pack and
1881 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1882 and DW_TAG_GNU_template_parameter_pack.
1884 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1886 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1887 * config/v850/v850.c (v850_function_value): New function.
1888 (TARGET_FUNCTION_VALUE): Define.
1890 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1892 * tree-vect-stmts.c (vectorizable_call): Call
1893 mark_symbols_for_renaming after vect_finish_stmt_generation.
1895 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1896 to loc_descriptor_from_tree.
1897 (add_location_or_const_value_attribute): Pass 0 instead of 2
1898 for decl_by_reference_p decls.
1900 2009-09-25 Richard Guenther <rguenther@suse.de>
1903 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1906 2009-09-25 Ben Elliston <bje@au.ibm.com>
1908 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1911 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1913 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1914 form of instruction.
1916 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1919 * fold-const.c (const_binop): Handle complex int division.
1920 * tree-complex.c (expand_complex_div_straight,
1921 expand_complex_div_wide): Update comments.
1923 2009-09-24 DJ Delorie <dj@redhat.com>
1926 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1927 (reg_class): Likewise.
1928 (REG_CLASS_NAMES): Likewise.
1929 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1930 (m32c_override_options): Disable -fivopts for M32C.
1932 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1934 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1935 Delete VSX load/store with update support.
1936 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1937 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1941 (VStype_load_update): Ditto.
1942 (VStype_store_update): Ditto.
1943 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1944 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1946 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1947 load/store with update builtins.
1949 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1951 * libgcc2.c (L_trampoline): Prototype for getpagesize
1952 and mprotect in WINNT case.
1954 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1956 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1957 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1958 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1959 'outgoing' argument.
1960 (TARGET_FUNCTION_VALUE): Define.
1962 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1964 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1966 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1969 * common.opt: Initialize dwarf_strict to -1.
1970 * toplev.c (process_options): Catch unset dwarf_strict
1971 and set to 0 for all targets not overriding.
1972 * config/darwin.c (darwin_override_options): Catch unset
1973 dwarf_strict and override to 1.
1975 2009-09-24 Jeff Law <law@redhat.com>
1977 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1979 2009-09-24 Richard Guenther <rguenther@suse.de>
1981 PR tree-optimization/36143
1982 PR tree-optimization/38747
1983 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1984 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1986 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1989 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1990 return false instead of gcc_unreachable (). For CONST return the
1991 value returned by recursive call instead of always returning true.
1992 (tree_add_const_value_attribute): Return the value returned by
1993 add_const_value_attribute instead of always returning true if rtl
1996 2009-09-23 Justin Seyster <jrseys@gmail.com>
1998 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2000 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2002 * cgraphunit.c (cgraph_lower_function): Revert last change.
2003 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2004 instead of DECL_NO_STATIC_CHAIN.
2005 * tree-cfg.c (verify_gimple_call): Likewise.
2006 * tree-nested.c (get_chain_decl, get_chain_field,
2007 convert_tramp_reference_op, convert_gimple_call): Likewise.
2008 (convert_all_function_calls): Likewise. Always set or clear
2009 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2010 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2011 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2013 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2014 DECL_NO_STATIC_CHAIN.
2015 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2016 instead of DECL_NO_STATIC_CHAIN.
2017 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2018 decl_function_context.
2019 * varasm.c (initializer_constant_valid_p): Likewise.
2020 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2021 (DECL_STATIC_CHAIN): ... this.
2022 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2023 instead of DECL_NO_STATIC_CHAIN.
2025 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2026 Rafael Avila de Espindola <espindola@google.com>
2028 * gengtype.c (nb_plugin_files): Make it unsigned to match
2029 num_gt_files. Adjust other variables to avoid warnings.
2030 (main): Allocate an all zero lang_bitmap before each plugin file name
2031 to match regular file names.
2033 2009-09-23 Richard Henderson <rth@redhat.com>
2035 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2036 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2037 static chain passed in memory.
2038 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2039 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2040 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2041 STATIC_CHAIN_REGNUM defined.
2043 * config/picochip/picochip-protos.h: s/class/klass/.
2044 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2045 (picochip_static_chain): New.
2046 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2047 (STATIC_CHAIN_INCOMING): Remove.
2049 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2050 (xtensa_static_chain): New.
2051 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2052 (STATIC_CHAIN_INCOMING): Remove.
2054 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2056 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2057 * config/pa/pa-protos.h (function_value): Remove.
2058 * config/pa/pa.c (pa_function_value): Rename from function_value.
2059 Make static, add 'outgoing' argument.
2060 (TARGET_FUNCTION_VALUE): Define.
2062 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2064 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2065 instead of cfun->machine->is_leaf.
2066 * config/avr/avr.h (machine_function): Remove is_leaf field.
2068 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2071 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2072 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2073 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2074 the same size, prefer DW_OP_stack_value.
2075 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2076 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2078 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2081 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2083 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2086 * cfgexpand.c (convert_debug_memory_address): New.
2087 (expand_debug_expr): Convert base address and offset to the same
2088 mode. Use it to convert addresses to other modes. Accept
2091 2009-09-23 Richard Guenther <rguenther@suse.de>
2093 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2094 produced for bigendian targets with promoted subregs.
2096 2009-09-23 Richard Guenther <rguenther@suse.de>
2098 * value-prof.c (gimple_ic): Purge old EH edges only after building
2101 2009-09-23 Nick Clifton <nickc@redhat.com>
2103 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2105 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2108 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2111 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2112 on non-nested functions.
2114 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2115 Jan Hubicka <jh@suse.cz>
2117 * dwarf2out.c (loc_list_plus_const): Only define if
2118 DWARF2_DEBUGGING_INFO.
2119 (address_of_int_loc_descriptor): Likewise.
2122 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2124 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2127 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2128 constant is more than zero.
2130 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2133 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2134 call final to emit non-scheduled prologue, instead insert at entry.
2136 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2137 Joseph S. Myers <joseph@codesourcery.com>
2139 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2141 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2142 Rafael Avila de Espindola <espindola@google.com>
2144 * gengtype.c (is_file_equal): New function.
2145 (close_output_files): Use is_file_equal. Free of->buf.
2147 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2148 Rafael Avila de Espindola <espindola@google.com>
2150 * gengtype.c (write_types, write_local): Add the output_header
2151 argument. Update all callers.
2153 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2155 * dwarf2out.c (template_parameter_pack_die,
2156 gen_formal_parameter_pack_die ): New functions.
2157 (make_ith_pack_parameter_name): Remove this function.
2158 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2159 DW_TAG_formal_parameter_pack.
2160 (gen_generic_params_dies): Represent each template parameter pack
2161 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2162 represented by usual DW_TAG_template_*_parameter DIEs that are
2163 children of the DW_TAG_template_parameter_pack element DIE.
2164 (generic_parameter_die): This doesn't deal with parameter pack
2165 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2166 of parameter pack DIEs.
2167 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2168 in certain cases, e.g. for pack elements.
2169 (gen_formal_types_die, gen_decl_die): Adjust usage of
2170 gen_formal_parameter_die.
2171 (gen_subprogram_die): Represent each function parameter pack by a
2172 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2173 represented by usual DW_TAG_formal_parameter DIEs that are children
2174 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2175 ____builtin_va_alist decls as no part of the compiler uses those
2177 * langhooks.h (struct lang_hooks_for_decls): Add
2178 function_parm_expanded_from_pack_p, get_generic_function_decl
2179 and function_parameter_pack_p hooks. Fix comment for
2180 get_innermost_generic_parms hook.
2181 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2182 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2183 macros and use them to initialize lang_hook.
2185 2009-09-22 Richard Henderson <rth@redhat.com>
2187 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2188 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2189 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2190 on TRAMPOLINE_TEMPLATE.
2191 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2192 TRAMPOLINE_ADJUST_ADDRESS.
2193 * targhooks.c (default_asm_trampoline_template): Remove.
2194 (default_trampoline_adjust_address): Remove.
2195 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2196 * targhooks.h: Update decls.
2198 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2200 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2201 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2202 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2204 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2207 * reload1.c (reload): Reset debug insns with pseudos without
2210 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2212 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2213 unconditional true for decimal float modes.
2214 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2215 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2217 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2219 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2220 Enable a new case for __FreeBSD__ >= 7.
2221 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2222 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2223 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2224 and USE_LD_AS_NEEDED.
2226 * doc/install.texi (*-*-freebsd*): Update target information.
2228 2009-09-22 Richard Guenther <rguenther@suse.de>
2231 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2232 arrays really properly.
2234 2009-09-22 Richard Henderson <rth@redhat.com>
2237 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2238 calls.static_chain, calls.trampoline_init,
2239 calls.trampoline_adjust_address.
2240 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2241 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2242 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2243 * builtins.c (expand_builtin_setjmp_receiver): Use
2244 targetm.calls.static_chain; only clobber registers.
2245 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2246 set up memory attributes properly for the trampoline block.
2247 (expand_builtin_adjust_trampoline): Use
2248 targetm.calls.trampoline_adjust_address.
2249 * calls.c (prepare_call_address): Add fndecl argument. Use
2250 targetm.calls.static_chain.
2251 * df-scan.c (df_need_static_chain_reg): Remove.
2252 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2253 consolodate static chain handling.
2254 * doc/tm.texi: Document new hooks.
2255 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2256 (init_emit_regs): Don't initialize them.
2257 * expr.h (prepare_call_address): Update decl.
2258 * final.c (profile_function): Use targetm.calls.static_chain.
2259 * function.c (expand_function_start): Likewise.
2260 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2261 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2262 only clobber registers.
2263 * targhooks.c (default_static_chain): New.
2264 (default_asm_trampoline_template, default_trampoline_init): New.
2265 (default_trampoline_adjust_address): New.
2266 * targhooks.h: Declare them.
2267 * varasm.c (assemble_trampoline_template): Use
2268 targetm.asm_out.trampoline_template. Make the memory block const
2271 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2272 alpha_initialize_trampoline. Make static. Merge VMS parameter
2273 differences into the TARGET_ABI_OPEN_VMS code block.
2274 (TARGET_TRAMPOLINE_INIT): New.
2275 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2276 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2277 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2278 (INITIALIZE_TRAMPOLINE): Remove.
2280 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2281 (TRAMPOLINE_TEMPLATE): Merge with ...
2282 (INITIALIZE_TRAMPOLINE): ... this and move ...
2283 * config/arc/arc.c (arc_trampoline_init): ... here.
2284 (TARGET_TRAMPOLINE_INIT): New.
2286 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2287 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2288 (arm_asm_trampoline_template): New.
2289 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2290 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2291 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2292 code to arm_asm_trampoline_template.
2293 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2294 arm_trampoline_adjust_address.
2295 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2296 adjust for target hook parameters.
2298 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2301 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2302 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2303 (bfin_trampoline_init): Rename from initialize_trampoline;
2304 make static; update for target hook parameters.
2305 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2306 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2307 bfin_asm_trampoline_template.
2308 (INITIALIZE_TRAMPOLINE): Remove.
2310 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2311 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2312 cris_trampoline_init): New.
2313 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2314 cris_asm_trampoline_template.
2315 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2316 adjust for target hook parameters.
2318 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2320 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2321 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2322 fr30_trampoline_init): New.
2323 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2324 fr30_asm_trampoline_template.
2325 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2326 adjust for target hook parameters.
2328 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2329 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2330 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2331 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2332 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2334 * config/h8300/h8300.c (h8300_trampoline_init): New.
2335 (TARGET_TRAMPOLINE_INIT): New.
2336 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2337 to h8300_trampoline_init and adjust for hook parameters.
2339 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2340 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2341 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2342 make static; adjust for hook parameters.
2343 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2345 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2346 (TARGET_TRAMPOLINE_INIT): New.
2347 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2348 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2349 iq2000_asm_trampoline_template.
2350 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2351 (TRAMPOLINE_CODE_SIZE): New.
2352 (TRAMPOLINE_SIZE): Use it.
2353 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2355 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2356 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2357 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2358 adjust for hook parameters.
2359 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2361 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2362 (m32r_trampoline_init): New.
2363 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2364 m32r_trampoline_init.
2366 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2367 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2368 make static; update for hook parameters.
2369 * config/m68hc11/m68hc11-protos.h: Update.
2370 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2372 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2373 (TARGET_TRAMPOLINE_INIT): New.
2374 (mcore_function_value): Fix typo.
2375 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2376 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2377 to mcore_asm_trampoline_template.
2378 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2380 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2381 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2382 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2383 update for hook parameters.
2384 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2386 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2387 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2388 mips_trampoline_init): New.
2389 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2390 mips_asm_trampoline_template.
2391 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2392 update for hook parameters.
2394 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2395 (TARGET_TRAMPOLINE_INIT): New.
2396 (mmix_trampoline_size): Remove.
2397 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2398 make static. Remove out-of-date tetra vs octa comment.
2399 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2400 make static; update for hook parameters.
2401 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2402 (INITIALIZE_TRAMPOLINE): Remove.
2403 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2404 (TRAMPOLINE_ALIGNMENT): New.
2405 * gcc/config/mmix/mmix-protos.h: Update.
2407 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2408 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2409 mn10300_trampoline_init): New.
2410 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2411 mn10300_asm_trampoline_template.
2412 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2414 * config/moxie/moxie.c (moxie_static_chain,
2415 moxie_asm_trampoline_template, moxie_trampoline_init,
2416 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2417 TARGET_TRAMPOLINE_INIT): New.
2418 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2419 moxie_trampoline_init.
2420 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2421 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2423 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2424 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2425 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2426 pa_trampoline_adjust_address): New.
2427 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2428 pa_asm_trampoline_template.
2429 (TRAMPOLINE_ALIGNMENT): New.
2430 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2431 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2432 adjust for hook parameters.
2433 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2435 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2436 (TARGET_TRAMPOLINE_INIT): New.
2437 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2438 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2440 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2442 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2443 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2444 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2445 make static; adjust parameters for the hook.
2446 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2448 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2449 s390_trampoline_template; make static.
2450 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2451 make static; adjust for target hook.
2452 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2453 * config/s390/s390-protos.h: Remove trampoline decls.
2454 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2455 (TRAMPOLINE_TEMPLATE): Remove.
2456 (TRAMPOLINE_ALIGNMENT): New.
2458 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2459 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2460 (TARGET_TRAMPOLINE_INIT): New.
2461 (score_asm_trampoline_template): New.
2462 (score_trampoline_init): Rename from score_initialize_trampoline;
2463 make static; adjust for hook parameters.
2464 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2465 score[37]_asm_trampoline_template.
2466 (INITIALIZE_TRAMPOLINE): Remove.
2467 * config/score/score3.c (score3_asm_trampoline_template): New.
2468 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2469 adjust for target hook.
2470 * config/score/score7.c (score7_asm_trampoline_template): New.
2471 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2472 adjust for target hook.
2473 * config/score/score3.h, config/score/score7.h: Update.
2475 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2476 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2477 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2478 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2479 make static; adjust for target hook parameters.
2480 (sh_trampoline_adjust_address): New.
2481 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2482 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2484 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2485 (sparc32_initialize_trampoline): Rename from
2486 sparc_initialize_trampoline; make static; replace tramp parameter
2487 with m_tramp and update memory accesses.
2488 (sparc64_initialize_trampoline): Similarly.
2489 (sparc_trampoline_init): New.
2490 * config/sparc/sparc-protos.h: Remove trampoline decls.
2491 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2492 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2494 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2495 (array_to_constant): Make ARR parameter const.
2496 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2497 make static; update for hook parameters.
2498 * config/spu/spu-protos.h: Update decls.
2499 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2501 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2502 from xstormy16_initialize_trampoline; make static; update for
2504 (TARGET_TRAMPOLINE_INIT): New.
2505 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2507 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2508 (TARGET_TRAMPOLINE_INIT): New.
2509 (v850_can_eliminate): Make static.
2510 (v850_asm_trampoline_template, v850_trampoline_init): New.
2511 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2512 v850_asm_trampoline_template.
2513 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2514 and adjust for target hook parameters.
2516 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2517 (TARGET_TRAMPOLINE_INIT): New.
2518 (vax_asm_trampoline_template, vax_trampoline_init): New.
2519 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2520 vax_asm_trampoline_template.
2521 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2523 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2524 (TARGET_TRAMPOLINE_INIT): New.
2525 (xtensa_asm_trampoline_template): Rename from
2526 xtensa_trampoline_template; make static.
2527 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2528 make static; update for hook parameters.
2529 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2530 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2531 (INITIALIZE_TRAMPOLINE): Remove.
2533 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2534 error for nested functions with regparm=3.
2535 (ix86_compute_frame_layout): Adjust frame pointer offset for
2536 ix86_static_chain_on_stack.
2537 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2538 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2539 don't reset to UNITS_PER_WORD.
2540 (ix86_emit_leave): Adjust ix86_cfa_state.
2541 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2542 (ix86_static_chain): New.
2543 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2544 make static; update for target hook parameters; use ix86_static_chain.
2545 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2546 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2547 (INITIALIZE_TRAMPOLINE): Remove.
2548 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2549 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2550 to the end. Add static_chain_on_stack.
2551 (ix86_static_chain_on_stack): New.
2553 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2554 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2555 (m68k_trampoline_init): New.
2556 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2557 m68k_trampoline_init and adjust for hook parameters.
2558 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2559 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2561 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2563 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2564 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2566 * reload1.c (reload): Call wrap_constant when substituting
2567 reg for equiv inside of DEBUG_INSNs.
2570 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2571 add_call_src_coords_attributes, add_high_low_attributes,
2572 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2573 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2574 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2575 when -gdwarf-2 -gstrict-dwarf.
2576 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2577 -gdwarf-[23] -gstrict-dwarf.
2578 (address_of_int_loc_descriptor, loc_descriptor,
2579 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2580 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2581 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2583 2009-09-22 Richard Guenther <rguenther@suse.de>
2585 PR tree-optimization/41428
2586 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2587 (ccp_finalize): Pass it to substitute_and_fold.
2589 2009-09-22 Richard Guenther <rguenther@suse.de>
2591 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2592 (substitute_and_fold): Adjust prototype.
2593 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2594 (simplify_stmt_using_ranges): Likewise.
2595 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2596 (vrp_fold_stmt): New function.
2597 (vrp_finalize): Pass it to substitute_and_fold.
2598 * tree-flow.h (vrp_evaluate_conditional): Remove.
2599 (simplify_stmt_using_ranges): Likewise.
2600 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2601 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2602 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2604 (fold_predicate_in): Move to tree-vrp.c.
2605 (substitute_and_fold): Use the callback instead of calling into
2606 tree-vrp.c functions directly.
2608 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2610 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2611 comparison warning on rs6000.
2614 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2615 GIMPLE_EH_MUST_NOT_THROW cleanup.
2616 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2618 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2621 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2622 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2623 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2624 libSystem which is derived from the gcc 4.2.1 unwinder.
2626 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2629 * varasm.c (default_encode_section_info): Copy TLS model into
2630 sym_ref flags regardless of backend support for TLS, for all
2631 model types except TLS_MODEL_EMULATED.
2633 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2636 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2637 we can handle it correctly.
2639 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2641 * doc/install.texi (os2): Remove section.
2643 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2645 * doc/standards.texi (Objective-C): Adjust two URLs.
2647 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2649 * tree-tailcall.c (process_assignment): Don't check if a
2650 multiplication or an addition are already present.
2651 (find_tail_calls): Combine multiple additions and multiplications.
2652 (adjust_accumulator_values): Emit accumulators.
2654 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2656 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2657 xmm register restore.
2659 2009-09-21 Jan Hubicka <jh@suse.cz>
2661 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2662 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2665 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2667 * stor-layout.c (layout_type): Remove obsolete code.
2669 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2672 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2674 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2677 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2678 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2679 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2680 * fold-const.c (const_binop): Likewise.
2681 * real.h (do_mpc_arg2): Update prototype.
2683 2009-09-20 Jan Hubicka <jh@suse.cz>
2685 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2686 (add_location_or_const_value_attribute): Rewrite using
2688 (tree_add_const_value_attribute): Return true if successful.
2689 (tree_add_const_value_attribute_for_decl): Likewise.
2691 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2692 (loc_descriptor): ... here;
2693 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2694 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2695 pool items that was not marked for output.
2696 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2697 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2698 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2699 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2700 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2701 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2702 DW_OP_stack_value to get address of items that are not available
2704 (dw_loc_list): Handle single element lists correctly.
2706 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2707 Pascal Obry <obry@adacore.com>
2709 * unwind-dw2-fde.c (classify_object_over_fdes):
2710 Cast the constant 1 to _Unwind_Ptr.
2711 (add_fdes): Likewise.
2712 (linear_search_fdes): Likewise.
2714 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2716 * stor-layout.c (set_sizetype): Avoid useless type copy.
2718 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2720 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2722 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2723 * configure, config.in: Regenerate.
2724 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2726 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2727 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2728 for global data if the output could be used in a shared library.
2729 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2730 to 0 if TARGET_WRITABLE_EH_FRAME.
2732 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2734 PR rtl-optimization/39886
2735 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2736 just when insn is equal to BB_END (bb).
2738 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2740 * config/mips/mips.opt (mrelax-pic-calls): New option.
2741 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2743 (mips_unspec_call): Change "unspec_call" expander into this.
2744 (mips_strip_unspec_call): New function.
2745 (mips_got_load): Call mips_unspec_call instead of
2746 gen_unspec_call<mode>.
2747 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2749 (mips_cfg_in_reorg): New function.
2750 (mips16_lay_out_constants): Use it to decide whether to call
2751 CFG-aware insn splitting.
2752 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2753 mips_reorg. Move DF set-up code from here ...
2754 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2756 (mips_reorg): Call mips_df_reorg instead of
2757 r10k_insert_cache_barriers. Move CFG set-up code here from
2758 r10k_insert_cache_barriers.
2759 (mips_call_expr_from_insn): New function.
2760 (mips_pic_call_symbol_from_set): Likewise.
2761 (mips_find_pic_call_symbol): Likewise.
2762 (mips_annotate_pic_call_expr): Likewise.
2763 (mips_get_pic_call_symbol): Likewise.
2764 (mips_annotate_pic_calls): Likewise.
2765 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2767 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2768 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2769 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2771 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2772 (unspec_call<mode>): Remove it.
2773 (sibcall_internal, sibcall_value_internal,
2774 sibcall_value_multiple_internal, call_internal, call_split,
2775 call_value_internal, call_value_split,
2776 call_value_multiple_internal, call_value_multiple_split): Pass
2777 SIZE_OPNO to MIPS_CALL.
2778 (call_internal_direct, call_direct_split,
2779 call_value_internal_direct, call_value_direct_split): Pass -1 as
2780 SIZE_OPNO to MIPS_CALL.
2781 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2782 * configure: Regenerate.
2783 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2784 and -mno-relax-pic-calls.
2785 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2787 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2790 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2791 in the directory this rule is called from, rather than the
2792 toplevel 'gcc' directory, to fix in-tree build.
2794 2009-09-19 Chris Demetriou <cgd@google.com>
2796 PR preprocessor/28435:
2797 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2798 to cpplib that the preprocessor output is needed.
2800 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2802 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2803 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2804 *return_and_restore_fpregs_<mode>,
2805 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2808 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2809 instead of assuming it has always a REG inside of it.
2811 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2813 * config/freebsd.h: Update comment on types.
2814 (WINT_TYPE): Define.
2816 2009-09-18 Jason Merrill <jason@redhat.com>
2818 * c.opt: Add -fno-deduce-init-list.
2820 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2822 * value-prof.c (interesting_stringop_to_profile_p): Added output
2823 argument to indicate which parameter is the size parameter.
2824 * value-prof.c (gimple_stringop_fixed_value): Use
2825 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2826 * value-prof.c (gimple_stringops_transform): Update call sites to
2827 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2829 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2832 From David Binderman <dcb314@hotmail.com>:
2833 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2834 local variable f. Remove stale comments.
2835 (ix86_compute_frame_layout): Remove useless local variable total_size.
2836 Remove #if 0'd code.
2837 (legitimate_address_p): Remove useless local variables
2838 reason_rtx and reason.
2839 (ix86_split_copysign_const): Remove useless local variable op1.
2840 (scale_counter): Remove useless local variable piece_size_mask.
2842 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2844 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2847 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2850 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2852 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2854 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2857 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2859 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2860 DW_OP_implicit_value even without dwarf_version 4.
2862 2009-09-17 Jan Hubicka <jh@suse.cz>
2864 * dwarf2out.c: Include tree-pass.h and gimple.h.
2865 (loc_list_plus_const): New function.
2866 (loc_descriptor_from_tree_1): Rename to ...
2867 (loc_descriptor_from_tree): ... remove original.
2868 (loc_list_from_tree): New function.
2869 (add_AT_location_description): Accept location list.
2870 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2871 (concatn_mem_loc_descriptor): Remove.
2872 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2874 (secname_for_decl): Move up.
2875 (hidden_reference_p): New function; break out from ...
2876 (loc_by_refernece): ... here; move up.
2877 (dw_loc_list): New function.
2878 (single_element_loc_list): New function.
2879 (single_element_loc_list_p): New function.
2880 (add_loc_descr_to_each): New function.
2881 (add_loc_list): New function.
2882 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2883 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2884 add diagnostics why expansion failed.
2885 (add_location_or_const_value_attribute): Support location lists.
2886 (add_bound_info): Likewise.
2887 (descr_info_loc): Update call of loc_descriptor_from_tree.
2888 (gen_variable_die): Work on location lists.
2889 * final.c (pass_final): Add dump file.
2890 * Makefile.in (dwarf2out.o): Add new dependencies.
2892 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2895 * real.c decimal_from_integer, decimal_integer_string): New.
2896 (real_from_integer): Use them as special case for decimal float.
2897 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2898 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2899 Do not append zero after the decimal point in string to convert.
2901 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2903 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2904 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2906 2009-09-17 Martin Jambor <mjambor@suse.cz>
2908 * common.opt (fipa-sra): New switch.
2909 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2910 * timevar.def (TV_IPA_SRA): New timevar.
2911 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2912 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2913 * tree-sra.c: Include cgraph.c.
2914 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2915 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2916 and grp_not_necessarilly_dereferenced.
2917 (func_param_count): New variable.
2918 (encountered_apply_args): New variable.
2919 (bb_dereferences): New variable.
2920 (final_bbs): New variable.
2921 (no_accesses_representant): New variable.
2922 (no_accesses_p): New function.
2923 (dump_access): Dump the new fields.
2924 (sra_initialize): Set encountered_apply_args to false.
2925 (get_ssa_base_param): New function.
2926 (mark_parm_dereference): New function.
2927 (create_access): Caring for INIDRECT_REFs and different handling of
2928 varialble length accesses in early IPA SRA. Store the stmt - a new
2929 parameter - to the new access.
2930 (build_access_from_expr_1): New parameter stmt, passed to
2931 create_access. Handle INDIRECT_REFs.
2932 (build_access_from_expr): Pass the current statement to
2933 build_access_from_expr_1.
2934 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2936 (build_accesses_from_assign): Pass the current statement to
2937 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2938 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2939 final_bbs when necessary. Check for calls to __builtin_apply_args.
2940 Fixup EH info if anythng was changed.
2941 (is_unused_scalar_param): New function.
2942 (ptr_parm_has_direct_uses): New function.
2943 (find_param_candidates): New function.
2944 (mark_maybe_modified): New function.
2945 (analyze_modified_params): New function.
2946 (propagate_dereference_distances): New function.
2947 (dump_dereferences_table): New function.
2948 (analyze_caller_dereference_legality): New function.
2949 (unmodified_by_ref_scalar_representative): New function.
2950 (splice_param_accesses): New function.
2951 (decide_one_param_reduction): New function.
2952 (enum ipa_splicing_result): New type.
2953 (splice_all_param_accesses): New function.
2954 (get_param_index): New function.
2955 (turn_representatives_into_adjustments): New function.
2956 (analyze_all_param_acesses): New function.
2957 (get_replaced_param_substitute): New function.
2958 (get_adjustment_for_base): New function.
2959 (replace_removed_params_ssa_names): New function.
2960 (sra_ipa_reset_debug_stmts): New function.
2961 (sra_ipa_modify_expr): New function.
2962 (sra_ipa_modify_assign): New function.
2963 (convert_callers): New function.
2964 (modify_function): New function.
2965 (ipa_sra_preliminary_function_checks): New function.
2966 (ipa_early_sra): New function.
2967 (ipa_early_sra_gate): New function.
2968 (pass_early_ipa_sra): New variable.
2969 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2971 2009-09-17 Michael Matz <matz@suse.de>
2974 * tree.c (build_type_attribute_qual_variant): Export.
2975 * tree.h (build_type_attribute_qual_variant): Declare.
2976 * tree-inline.c (remap_type_1): Use it to build variants with
2977 the original qualifiers and attributes.
2979 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2981 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2982 without a fallthrough edge.
2984 2009-09-16 DJ Delorie <dj@redhat.com>
2986 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2987 chip and ignore the "fast_interrupt" attribute if so.
2989 2009-09-16 Richard Henderson <rth@redhat.com>
2992 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2995 2009-09-16 Richard Henderson <rth@redhat.com>
2998 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2999 is set only if DECL_NO_STATIC_CHAIN is unset.
3000 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3001 (FOR_EACH_NEST_INFO): New.
3002 (walk_all_functions): Use it.
3003 (finalize_nesting_tree): Likewise.
3004 (unnest_nesting_tree): Likewise.
3005 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3006 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3007 (convert_gimple_call): Early out if gimple_call_chain already set.
3008 (convert_all_function_calls): Iterate until no new functions
3009 require a static chain.
3010 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3011 when building a trampoline. Use dump_function_to_file instead
3013 (lower_nested_functions): Open dump_file. Validate that decls
3014 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3015 bit reset by this pass.
3017 2009-09-16 Michael Matz <matz@suse.de>
3020 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3021 shorten decl_common_unused.
3022 (DECL_RESTRICTED_P): New accessor.
3023 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3024 to disambiguate marked decls and restrict pointers.
3026 2009-09-16 Richard Henderson <rth@redhat.com>
3029 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3031 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3033 * integrate.c (set_block_abstract_flags): Call
3034 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3036 2009-09-16 Richard Guenther <rguenther@suse.de>
3039 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3042 2009-09-16 DJ Delorie <dj@redhat.com>
3043 Kaz Kojima <kkojima@gcc.gnu.org>
3045 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3046 (sh_expand_prologue): Update calls to output_stack_adjust.
3047 (sh_expand_epilogue): Likewise.
3049 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3052 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3053 trying to limit the extent of searches in the insn stream.
3055 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3056 Jakub Jelinek <jakub@redhat.com>
3060 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3062 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3063 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3064 (rs6000_savres_strategy): Always save FP registers inline if the
3065 target doesn't support hardware double-precision. Set the above
3066 bits in return value when needed.
3067 (rs6000_savres_routine_sym): Fix computation for cache selector.
3068 Mark the generated symbol as a function. Rename exitp argument to
3069 lr. Move code for determining the name of the symbol...
3070 (rs6000_savres_routine_name): ...here. New function. Add cases for
3071 getting the names right on AIX and 64-bit Linux.
3072 (savres_routine_name): New variable.
3073 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3074 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3075 on what the target routine uses as a base register. If savep && lr
3076 describe saving of r0 into memory slot.
3077 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3078 line calls for AIX ABI.
3079 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3080 determine FP save/restore functions.
3081 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3082 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3084 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3085 Duplicate restoration of LR and execute the appropriate one
3086 depending on whether GPRs are being restored inline. Set r11 from
3087 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3088 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3089 Fix out of line calls for AIX ABI.
3090 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3092 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3094 (*restore_gpregs_spe): Likewise.
3095 (*return_and_restore_gpregs_spe): Likewise.
3096 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3097 Define to empty string unconditionally.
3098 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3099 Define to empty string unconditionally.
3100 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3103 2009-09-15 Jan Hubicka <jh@suse.cz>
3105 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3106 * params.def (inline-insns-auto): Likewise.
3108 2009-09-15 Martin Jambor <mjambor@suse.cz>
3110 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3111 individual statements only at TDF_DETAILS dump level. Format
3112 source for 80 characters per line.
3114 2009-09-15 Christian Bruel <christian.bruel@st.com>
3116 * regrename.c (do_replace): Update REG_DEAD notes.
3118 2009-09-15 Revital Eres <eres@il.ibm.com>
3120 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3121 * targhooks.c (default_builtin_support_vector_misalignment):
3122 New builtin function.
3123 * targhooks.h (default_builtin_support_vector_misalignment):
3125 * target.h (builtin_support_vector_misalignment):
3126 New field in struct gcc_target.
3127 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3128 new builtin function.
3129 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3131 * config/rs6000/rs6000.c
3132 (rs6000_builtin_support_vector_misalignment): New function.
3133 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3135 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3137 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3139 (bfin_optimize_loop): Likewise.
3140 (bfin_gen_bundles): Likewise.
3141 (workaround_speculation): Likewise.
3142 (find_load): Return NULL_RTX for debug_insn.
3144 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3146 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3149 2009-09-14 DJ Delorie <dj@redhat.com>
3151 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3152 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3155 2009-09-14 Richard Henderson <rth@redhat.com>
3156 Jakub Jelinek <jakub@redhat.com>
3158 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3159 * cfgbuild.c (make_edges): Handle asm goto.
3160 * cfglayout.c (fixup_reorder_chain): Likewise.
3161 * cfgrtl.c (patch_jump_insn): Likewise.
3162 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3163 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3164 (gimple_build_asm_vec): Add and use labels parameter.
3165 (gimple_build_asm): Remove.
3166 (walk_gimple_asm): Walk labels too.
3167 * gimple.def (GIMPLE_ASM): Update docs.
3168 * gimple.h: Update decls.
3169 (struct gimple_statement_asm): Change nc to use unsigned char;
3171 (gimple_asm_nlabels): New.
3172 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3173 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3174 into gimple_build_asm_vec.
3175 * jump.c (mark_jump_label_asm): New.
3176 (mark_jump_label): Use it.
3177 (redirect_jump_1): Handle asm goto.
3178 (invert_jump_1): Soft fail if X is null.
3179 * recog.c (extract_asm_operands): New.
3180 (asm_noperands): Use it; handle asm labels.
3181 (decode_asm_operands): Use extract_asm_operands.
3182 (asm_operand_ok): Properly handle empty string.
3183 * reg-stack.c (get_asm_operands_in_out): Rename from
3184 get_asm_operand_n_inputs; use extract_asm_operands; return both
3185 inputs and outputs by reference; update all callers.
3186 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3187 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3188 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3189 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3190 (extract_asm_operands): Declare.
3191 * stmt.c (expand_asm_operands): Add and use labels parameter.
3192 (check_unique_operand_names): Likewise.
3193 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3194 (expand_asm_stmt): Handle asm labels.
3195 * tree-cfg.c (make_gimple_asm_edges): New.
3196 (make_edges): Use it.
3197 (cleanup_dead_labels): Handle asm labels.
3198 (is_ctrl_altering_stmt): Likewise.
3199 (gimple_redirect_edge_and_branch): Likewise.
3200 * tree.def (ASM_EXPR): Add 5th operand.
3201 * tree.h (ASM_LABELS): New.
3202 (resolve_asm_operand_names): Update decl.
3204 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3205 (c_parser_asm_goto_operands): New.
3206 * c-tree.h (build_asm_expr): Update decl.
3207 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3208 * doc/extend.texi: Document asm goto.
3210 2009-09-14 Richard Henderson <rth@redhat.com>
3212 * except.h: Update declarations.
3213 (struct pointer_map_t): Forward declare.
3214 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3215 (struct eh_landing_pad_d, eh_landing_pad): New.
3216 (struct eh_catch_d, eh_catch): New.
3217 (struct eh_region_d): Remove next_region_sharing_label, aka,
3218 label, tree_label, landing_pad, post_landing_pad, resume,
3219 may_contain_throw. Rename region_number to index. Remove
3220 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3221 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3222 (VEC(eh_landing_pad,gc)): New.
3223 (struct eh_status): Remove last_region_number. Add lp_array,
3224 throw_stmt_table, ttype_data, ehspec_data.
3225 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3226 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3227 * except.c (lang_protect_cleanup_actions): Return tree.
3228 (struct ehl_map_entry): Remove.
3229 (init_eh_for_function): Push zero entries for region and lp_array.
3230 (gen_eh_region): Add to region_array immediately.
3231 (gen_eh_region_catch): Operate on eh_catch objects.
3232 (gen_eh_landing_pad): New.
3233 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3234 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3235 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3236 (get_eh_landing_pad_from_number_fn): New.
3237 (get_eh_landing_pad_from_number): New.
3238 (get_eh_region_from_lp_number_fn): New.
3239 (get_eh_region_from_lp_number): New.
3240 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3241 (get_exception_pointer, get_exception_filter): Remove.
3242 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3243 (current_function_has_exception_handlers): Simplify.
3244 (bring_to_root, eh_region_replaceable_by_p): Remove.
3245 (replace_region, hash_type_list, hash_eh_region): Remove.
3246 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3247 (label_to_region_map, num_eh_regions): Remove.
3248 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3249 (find_exception_handler_labels): Remove.
3250 (duplicate_eh_regions_0, find_prev_try): Remove.
3251 (struct duplicate_eh_regions_data): New.
3252 (duplicate_eh_regions_1): Rewrite.
3253 (duplicate_eh_regions): Return a pointer map instead of an
3255 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3256 (redirect_eh_edge_to_label): Remove.
3257 (eh_region_outermost): Rewrite using eh_region pointers
3258 instead of integers.
3259 (add_ttypes_entry): Update for ttype_data move to eh_status.
3260 (add_ehspec_entry): Rewrite with VEC instead of varray.
3261 (assign_filter_values): Likewise. Export.
3262 (build_post_landing_pads, connect_post_landing_pads): Remove.
3263 (dw2_build_landing_pads): Rewrite to use lp_array.
3264 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3265 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3266 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3267 (sjlj_mark_call_sites): Update for landing pad numbers.
3268 (finish_eh_generation): Rewrite.
3269 (gate_handle_eh): Do nothing for no eh tree.
3270 (pass_rtl_eh): Move up near finish_eh_generation.
3271 (remove_eh_landing_pad): New.
3272 (remove_eh_handler): Export.
3273 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3274 (for_each_eh_label): Rewrite to use lp_array.
3275 (make_reg_eh_region_note): New.
3276 (make_reg_eh_region_note_nothrow_nononlocal): New.
3277 (insn_could_throw_p): New.
3278 (copy_reg_eh_region_note_forward): New.
3279 (copy_reg_eh_region_note_backward): New.
3280 (check_handled, add_reachable_handler): Remove.
3281 (reachable_next_level, foreach_reachable_handler): Remove.
3282 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3283 (get_eh_region_and_lp_from_rtx): New.
3284 (get_eh_region_from_rtx): New.
3285 (can_throw_internal_1, can_throw_external_1): Remove.
3286 (can_throw_internal): Use get_eh_region_from_rtx.
3287 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3288 (insn_nothrow_p, can_nonlocal_goto): New.
3289 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3290 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3291 (add_action_record): Use VEC not varray.
3292 (collect_one_action_chain): Update for eh_region changes.
3293 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3294 Use get_eh_region_and_lp_from_rtx.
3295 (gate_convert_to_eh_region_ranges): New.
3296 (pass_convert_to_eh_region_ranges): Use it.
3297 (push_uleb128, push_sleb128): Use VEC not varray.
3298 (output_one_function_exception_table): Likewise.
3299 (dump_eh_tree): Update for eh_region changes.
3300 (verify_eh_tree): Likewise.
3301 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3302 * tree-eh.c: Include target.h.
3303 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3304 Don't disallow GIMPLE_RESX; adjust argument check.
3305 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3306 (record_stmt_eh_region): Update for landing pad numbers;
3307 generate a landing pad if necessary.
3308 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3309 (remove_stmt_from_eh_lp_fn): Similarly.
3310 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3311 Update for lp numbers; don't special case missing throw_stmt_table.
3312 (lookup_expr_eh_lp): Similarly.
3313 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3314 (eh_seq, eh_region_may_contain_throw): New.
3315 (struct leh_state): Add ehp_region.
3316 (struct leh_tf_state): Remove eh_label.
3317 (emit_post_landing_pad): New.
3318 (emit_resx, emit_eh_dispatch): New.
3319 (note_eh_region_may_contain_throw): New.
3320 (frob_into_branch_around): Take eh_region not eh label;
3321 emit eh code into eh_seq.
3322 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3323 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3324 lower_eh_must_not_throw. Emit code to eh_seq.
3325 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3326 (lower_try_finally_onedest): Likewise.
3327 (lower_try_finally_copy): Likewise.
3328 (lower_try_finally_switch): Likewise.
3329 (lower_try_finally): Initialize ehp_region.
3330 (lower_catch): Update for eh_catch objects.
3331 (lower_eh_filter): Don't handle must_not_throw.
3332 (lower_eh_must_not_throw): New.
3333 (lower_cleanup): Don't set eh_label.
3334 (lower_eh_constructs_2): Resolve eh builtins.
3335 Handle GIMPLE_EH_MUST_NOT_THROW.
3336 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3337 Add eh_seq to the end of the function body.
3338 (make_eh_dispatch_edges): New.
3339 (make_eh_edge): Remove.
3340 (make_eh_edges): Simplify for landing pads.
3341 (redirect_eh_edge_1): New.
3342 (redirect_eh_edge): Use it.
3343 (redirect_eh_dispatch_edge): New.
3344 (stmt_could_throw_p): Use a switch. Allow RESX.
3345 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3346 (stmt_can_throw_internal): Likewise.
3347 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3348 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3349 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3350 (gate_refactor_eh): New.
3351 (pass_refactor_eh): Use it.
3352 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3353 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3354 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3355 (remove_unreachable_handlers): Rename from
3356 tree_remove_unreachable_handlers; rewrite for landing pads;
3357 call remove_eh_handler directly.
3358 (remove_unreachable_handlers_no_lp): New.
3359 (unsplit_eh, unsplit_all_eh): New.
3360 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3361 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3362 (cleanup_empty_eh_unsplit): New.
3363 (cleanup_empty_eh): Rewrite.
3364 (cleanup_all_empty_eh): New.
3365 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3366 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3367 (gate_cleanup_eh): New.
3368 (pass_cleanup_eh): Use it.
3369 (verify_eh_edges): Move later in file. Expect one EH edge.
3370 (verify_eh_dispatch_edge): New.
3372 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3373 (gtype-desc.o): Add TARGET_H.
3374 (tree.o): Use EXCEPT_H, not except.h.
3375 (cfgbuild.o): Add EXPR_H.
3376 (GTFILES): Add vecprim.h.
3377 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3378 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3379 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3380 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3381 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3382 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3383 calls to can_throw_internal.
3384 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3385 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3386 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3387 (expand_gimple_stmt): Use make_reg_eh_region_note.
3388 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3389 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3390 or find_exception_handler_labels.
3391 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3392 there is exacly one EH edge. Use can_nonlocal_goto and
3394 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3395 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3396 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3397 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3398 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3399 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3400 * dse.c (scan_insn): Use insn_could_throw_p.
3401 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3402 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3403 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3404 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3405 EXC_PTR_EXPR or FILTER_EXPR.
3406 (tree_expr_nonzero_warnv_p): Likewise.
3407 * function.h: Include vecprim.h, not varray.h
3408 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3409 move ttype_data and ehspec_data members to struct eh_status; change
3410 action_record_data member to a VEC.
3411 * gcse.c (hash_scan_set): Use can_throw_internal.
3412 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3413 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3414 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3415 (block_may_fallthru): Don't handle RESX_EXPR.
3416 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3417 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3418 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3419 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3420 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3421 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3422 (gimple_size): Likewise.
3423 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3424 (gimple_build_resx): Use gimple_build_with_ops.
3425 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3426 (is_gimple_val): Likewise.
3427 (is_gimple_stmt): Remove RESX_EXPR.
3428 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3429 (GIMPLE_RESX): Reorder with other EH constructs.
3430 * gimple.h (struct gimple_statement_eh_mnt): New.
3431 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3432 (gimple_eh_filter_must_not_throw): Remove.
3433 (gimple_eh_filter_set_must_not_throw): Remove.
3434 (gimple_eh_must_not_throw_fndecl): New.
3435 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3436 (is_gimple_resx): New.
3437 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3438 Don't copy EH_FILTER_MUST_NOT_THROW.
3439 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3440 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3441 handle must_not_throw_labels specially.
3442 * ipa-pure-const.c (check_call): Update debug statement for LP.
3443 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3444 * ipa-utils.c (get_base_var): Likewise.
3445 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3446 * lower-subreg.c (move_eh_region_note): Remove.
3447 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3448 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3449 (create_task_copyfn): Likewise.
3450 (maybe_catch_exception): Use gimple_build_eh_filter.
3451 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3452 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3453 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3454 and pass_lower_resx.
3455 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3456 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3457 can_throw_internal, can_nonlocal_goto.
3458 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3459 copy_reg_eh_region_note_forward.
3460 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3461 (emit_output_reload_insns): Likewise.
3462 (copy_eh_notes): Remove.
3463 * rtl.def (RESX): Remove.
3464 * rtl.h: Update declarations.
3465 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3466 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3467 (update_eh_label): Remove.
3468 (cleanup_dead_labels_eh): New.
3469 (cleanup_deal_labels): Use it instead of update_eh_label.
3470 (gimple_merge_blocks): Update landing pad data structure when
3471 removing a landing pad label.
3472 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3473 test; handle GIMPLE_EH_MUST_NOT_THROW.
3474 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3475 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3476 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3477 (verify_stmt): Likewise. Verify landing pads.
3478 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3479 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3480 (struct move_stmt_d): Add eh_map.
3481 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3482 (move_stmt_r): Remap eh region numbers in builtin calls,
3483 resx and eh_dispatch.
3484 (move_block_to_fn): Remove eh_offset parameter. Use
3485 maybe_duplicate_eh_stmt_fn.
3486 (find_outermost_region_in_block): Operate on eh_region pointers
3487 instead of region numbers.
3488 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3489 duplicate_eh_regions.
3490 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3491 test earlier. Disallow EH landing pads.
3492 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3493 * tree-flow.h: Update declarations.
3494 (struct tree_ann_common_d): Replace rn with lp_nr.
3495 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3496 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3497 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3498 resx and eh_dispatch.
3499 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3500 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3501 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3502 from duplicate_eh_regions.
3503 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3504 update RESX; handle EH_DISPATCH.
3505 (expand_call_inline): Set eh_lp_nr, not eh_region.
3506 (maybe_inline_call_in_expr): Likewise.
3507 * tree-inline.h (struct copy_body_data): Replace eh_region with
3508 eh_lp_nr, eh_region_offset with eh_map.
3509 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3510 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3511 * tree-pretty-print.c (dump_generic_node): Don't handle
3512 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3513 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3514 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3515 EXC_PTR_EXPR, FILTER_EXPR.
3516 * tree-ssa-operands.c (get_expr_operands): Likewise.
3517 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3518 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3519 (ao_ref_init_from_vn_reference): Likewise.
3520 * tree-ssa-sink.c (statement_sink_location): Likewise.
3521 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3522 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3523 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3524 EXC_PTR_EXPR, FILTER_EXPR.
3525 (is_exception_related): Remove.
3526 (compute_avail): Don't call it.
3527 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3528 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3529 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3530 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3532 (build_resx): Remove.
3533 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3534 * tree.h: Update declarations.
3535 (EH_FILTER_MUST_NOT_THROW): Remove.
3536 (struct tree_label_decl): Add eh_landing_pad_nr.
3537 (EH_LANDING_PAD_NR): New.
3538 * value-prof.c (gimple_ic): Tidy variable names. Update for
3539 landing pad numbers.
3540 (gimple_stringop_fixed_value): Tidy variable names. Assert
3541 that neither call stmt can throw.
3542 * vecprim.h (uchar): New.
3543 (VEC(uchar,heap), VEC(uchar,gc)): New.
3545 * c-common.c (c_define_builtins): Update call to
3546 build_common_builtin_nodes.
3547 * c-parser.c (c_parse_file): Don't call
3548 default_init_unwind_resume_libfunc.
3550 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3552 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3553 (mips_cprestore_address_p): Likewise.
3554 (mips_save_gp_to_cprestore_slot): Likewise.
3555 (mips_restore_gp): Rename to...
3556 (mips_restore_gp_from_cprestore_slot): ...this.
3557 (mips_must_initialize_gp_p): Declare.
3558 (mips_emit_save_slot_move): Likewise.
3559 (mips_output_load_label): Return nothing.
3560 (mips_eh_uses): Declare.
3561 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3562 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3563 (TARGET_ABSOLUTE_JUMPS): Likewise.
3564 (EH_USES): Likewise.
3565 (FIRST_PSEUDO_REGISTER): Update comment.
3566 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3567 (MIPS_CALL): ...here.
3568 (REGISTER_NAMES): Add $cprestore.
3569 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3570 Add load_label_length, has_inflexible_gp_insn_p,
3571 has_flexible_gp_insn_p, must_initialize_gp_p and
3572 must_restore_gp_when_clobbered_p.
3573 (mips_expand_call): Don't generate split instructions here.
3574 (mips_split_call): Update the call to mips_restore_gp after
3575 the above name change.
3576 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3577 (mips_find_gp_ref): New function.
3578 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3579 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3580 (mips_insn_has_flexible_gp_ref_p): Likewise.
3581 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3582 (mips_function_has_gp_insn): Delete.
3583 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3584 Use the new functions above. Only return INVALID_REGNUM
3585 for TARGET_ABSOLUTE_JUMPS.
3586 (mips_must_initialize_gp_p): New function.
3587 (mips_get_cprestore_base_and_offset): New function, extracted from...
3588 (mips_cprestore_slot): ...here. Take a bool parameter.
3589 (mips_cfun_has_cprestore_slot_p): New function.
3590 (mips_cprestore_address_p): Likewise.
3591 (mips_save_gp_to_cprestore_slot): Likewise.
3592 (mips_restore_gp): Rename to...
3593 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3594 epilogue_completed. Update the call to mips_cprestore_slot.
3595 Test cfun->machine->must_restore_gp_when_clobbered_p.
3596 (mips_direct_save_slot_move_p): New function.
3597 (mips_emit_save_slot_move): Likewise.
3598 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3599 of cfun->machine->global_pointer.
3600 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3601 (mips_save_reg): Use mips_emit_save_slot_move.
3602 (mips_expand_prologue): Set must_initialize_gp_p.
3603 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3604 for all cprestore saves. Emit a use_cprestore instruction after
3605 setting up the cprestore slot.
3606 (mips_restore_reg): Use mips_emit_save_slot_move.
3607 (mips_process_load_label): New function.
3608 (mips_load_label_length): Likewise.
3609 (mips_output_load_label): Don't return asm: output it here instead.
3610 Use mips_process_load_label.
3611 (mips_adjust_insn_length): Adjust the length of branch instructions
3612 that have length MAX_PIC_BRANCH_LENGTH.
3613 (mips_output_conditional_branch): Update the call to
3614 mips_output_load_label. Assume the branch target is OPERANDS[0]
3615 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3616 (mips_output_order_conditional_branch): Swap the meaning of
3617 OPERANDS[0] and OPERANDS[1].
3618 (mips_variable_issue): Don't count ghost instructions.
3619 (mips_expand_ghost_gp_insns): New function.
3620 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3621 (mips_output_mi_thunk): Set must_initialize_gp_p.
3622 (mips_eh_uses): New function.
3623 * config/mips/predicates.md (cprestore_save_slot_operand)
3624 (cprestore_load_slot_operand): New predicates.
3625 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3626 (UNSPEC_MOVE_GP): Likewise.
3627 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3628 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3629 (CPRESTORE_SLOT_REGNUM): New register.
3630 (MAX_PIC_BRANCH_LENGTH): New constant.
3631 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3632 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3633 branches. Fix commentary.
3634 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3635 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3636 Change type to "ghost".
3637 (loadgp_absolute_<mode>): Likewise.
3638 (loadgp_rtp_<mode>): Likewise.
3639 (copygp_mips16): Likewise.
3640 (loadgp_blockage): Remove redundant mode attribute.
3641 (potential_cprestore): New instruction.
3642 (cprestore): Turn into an unspec set.
3643 (use_cprestore): New instruction.
3644 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3645 (*branch_fp_inverted): Likewise.
3646 (*branch_order<mode>): Likewise.
3647 (*branch_order<mode>_inverted): Likewise.
3648 (*branch_equality<mode>): Likewise.
3649 (*branch_equality<mode>_inverted): Likewise.
3650 (*branch_bit<bbv><mode>): Likewise.
3651 (*branch_bit<bbv><mode>_inverted): Likewise.
3652 (*branch_equality<mode>_mips16): Remove redundant mode.
3653 (jump): Turn into a define_expand.
3654 (*jump_absolute): New instruction.
3655 (*jump_pic): Likewise.
3656 (*jump_mips16): Rename previously-unnamed pattern. Remove
3657 redundant mode attribute.
3658 (restore_gp): Split on epilogue_completed rather than
3659 reload_completed. Change type to "ghost".
3660 (move_gp<mode>): New instruction.
3661 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3662 Remove redundant mode attribute.
3663 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3664 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3665 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3667 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3670 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3671 are returned in the same register (vs34 or v2) that Altivec vector
3672 types are returned in.
3673 (rs6000_libcall_value): Ditto.
3676 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3677 instead of explicit addsi3/adddi3 calls.
3678 (rs6000_split_multireg_move): Ditto.
3679 (rs6000_emit_allocate_stack): Ditto.
3680 (rs6000_emit_prologue): Ditto.
3681 (rs6000_output_mi_thunk): Ditto.
3683 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3684 size is 64 bits if we can use 64-bit registers.
3686 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3688 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3691 From Jie Zhang <jie.zhang@analog.com>:
3692 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3693 save FP and RETS with saveall attribute.
3694 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3695 with saveall attribute.
3697 * config/bfin/bfin.c (bfin_expand_builtin,
3698 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3701 From Jie Zhang <jie.zhang@analog.com>:
3702 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3703 before use in two places.
3704 * config/bfin/bfin.md (AREG): Define mode iterator.
3705 (reload_in, reload_out): Use mode iterator AREG.
3707 2009-09-14 Richard Guenther <rguenther@suse.de>
3710 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3711 EH personality path.
3713 2009-09-13 Richard Guenther <rguenther@suse.de>
3714 Rafael Avila de Espindola <espindola@google.com>
3716 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3717 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3718 (LANG_HOOKS_INITIALIZER): Adjust.
3719 (lhd_pass_through_t): Declare.
3720 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3722 * langhooks.c (lhd_pass_through_t): New function.
3723 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3724 dwarf2out_begin_prologue): Use personality from current_function_decl.
3725 * expr.h (get_personality_function): Declare.
3726 * expr.c (get_personality_function): New function.
3727 (build_personality_function): Likewise.
3728 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3729 (eh_personality_libfunc): Remove.
3730 * optabs.c (build_libfunc_function): New function split out from ...
3731 (init_one_libfunc): ... here.
3732 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3733 (tree_function_decl): Add personality.
3734 (lhd_gcc_personality): Declare.
3735 (build_personality_function): Likewise.
3736 * tree.c (gcc_eh_personality_decl): New.
3737 (lhd_gcc_personality): New function.
3738 * except.h (lang_eh_runtime_type): Remove.
3739 (enum eh_personality_kind): New.
3740 (build_personality_function): Declare.
3741 (function_needs_eh_personality): Declare.
3742 * except.c (lang_eh_runtime_type): Remove.
3743 (function_needs_eh_personality): New function.
3744 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3745 (sjlj_emit_function_enter, output_function_exception_table):
3746 Use personality from current_function_decl.
3747 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3748 * tree-inline.c (tree_can_inline_p): Do not inline across different
3750 (expand_call_inline): Likewise. Adjust the callers EH personality.
3751 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3752 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3753 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3754 (c-parser.o): Likewise
3755 * c-tree.h (c_eh_initialized_p): Remove.
3756 (c_maybe_initialize_eh): Likewise.
3757 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3758 (finish_decl): Don't call c_maybe_initialize_eh.
3759 (c_eh_initialized_p): Remove.
3760 (c_maybe_initialize_eh): Likewise.
3761 * c-parser.c (c_parser_omp_construct): Likewise.
3762 (c_parse_file): Initialize exception handling.
3764 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3766 * config.gcc (tm_file): Remove i386/biarch32.h
3767 for i?86-w64-mingw* case.
3768 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3770 * config.host: Set for x64 mingw the option
3771 use_long_long_for_widest_fast_int to yes.
3773 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3775 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3776 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3777 (dbxout_begin_function): Likewise.
3778 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3779 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3780 set on the function.
3781 (final_end_function): Likewise.
3782 (final_scan_insn): Likewise.
3783 (rest_of_handle_final): Likewise.
3784 * varasm.c (assemble_start_function): Likewise.
3785 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3787 2009-09-12 Jason Merrill <jason@redhat.com>
3789 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3790 * opts.c (common_handle_option): constify.
3792 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3794 * doc/install.texi (avr): Remove obsolete reference site.
3796 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3798 * doc/install.texi (Binaries): Adjust AIX link.
3800 2009-09-12 Akim Demaille <demaille@gostai.com>
3802 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3803 Use an imperative sentence.
3805 2009-09-11 Richard Henderson <rth@redhat.com>
3807 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3808 structure-name and has-tree-operands arguments; update all entries.
3809 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3811 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3812 (gsstruct_code_size): New.
3813 (gss_for_code_): New.
3814 (gss_for_code): Remove.
3815 (gimple_size): Rewrite using gsstruct_code_size.
3816 (gimple_statement_structure): Move to gimple.h.
3817 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3818 (gss_for_code, gimple_statement_structure): New.
3819 (gimple_ops): Use new arrays; tidy.
3821 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3823 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3824 operand to be a PLUS expression.
3825 * config/pa/pa.c (pa_secondary_reload): Likewise.
3827 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3829 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3831 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3834 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3836 From Jie Zhang <jie.zhang@analog.com>:
3837 * doc/extend.texi (node Function Attributes): Document l2
3839 (node Blackfin Variable Attributes): Document l2 variable attributes.
3841 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3843 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3844 to match the system compiler's configuration at inflection point.
3845 Add comment to remark a remaining difference with system compiler.
3847 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3848 * configure: Regenerate.
3850 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3852 From Jie Zhang <jie.zhang@analog.com>:
3853 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3854 (bfin_handle_l2_attribute): New.
3855 (bfin_attribute_table): Add l2 attribute.
3857 2009-09-11 Michael Matz <matz@suse.de>
3860 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3861 on the local_decls list.
3863 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3867 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3869 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3870 for VALUEs, to implement the documented interface.
3871 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3872 Adjust for VALUEs and anything else, to implement the
3873 documented interface.
3875 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3877 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3878 with actual SPE/paired vector modes before using 64-bit alignment.
3879 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3881 2009-09-10 DJ Delorie <dj@redhat.com>
3883 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3886 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3887 * config/mep/mep.c (mep_legitimate_constant_p): New.
3888 * config/mep/mep-protos.h: Prototype it.
3890 2009-09-10 Richard Henderson <rth@redhat.com>
3892 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3894 2009-09-10 Jason Merrill <jason@redhat.com>
3896 * tree.c (chain_index): New fn.
3897 * tree.h: Declare it.
3899 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3901 * config/sol2-c.c (cmn_err_length_specs): Initialize
3902 scalar_identity_flag.
3904 2009-09-10 Richard Henderson <rth@redhat.com>
3906 * tree.h (struct tree_decl_common): Move align member earlier;
3907 move label_decl_uid member ...
3908 (struct tree_label_decl): ... here.
3909 (LABEL_DECL_UID): Update to match.
3911 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3914 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3915 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3917 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3918 dest_prev if the edge is complex.
3920 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3922 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3923 loop latch tests earlier.
3925 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3926 before GIMPLE_RETURN, not after its predecessor; insert
3929 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3930 gimple_seq_empty_p to test for no PHI nodes.
3931 * tree-cfg.c (split_critical_edges): Likewise.
3933 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3935 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3937 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3938 introduced by the VTA branch merge.
3940 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3942 * ira-conflicts.c: Use fputs or putc instead of fprintf
3946 * tree-switch-conversion.c: Ditto.
3948 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3950 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3951 introduced by the VTA branch merge.
3953 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3956 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3958 PR rtl-optimization/39779
3959 * expr.c (convert_modes): Return when mode == oldmode after
3960 CONST_INTs are processed.
3962 2009-09-10 Nick Clifton <nickc@redhat.com>
3964 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3965 attribute and referring decl when creating renamed symbol.
3967 2009-09-10 Richard Guenther <rguenther@suse.de>
3970 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3972 (cgraph_finalize_compilation_unit): Compute reachability
3973 before emitting thunks. Properly process aliases before
3974 possibly removing unreachable nodes.
3976 2009-09-10 Richard Guenther <rguenther@suse.de>
3979 * tree.c (struct free_lang_data_d): Add worklist member.
3980 (find_decls_types_r): Push onto the worklist instead of recursing.
3981 Handle TREE_BINFOs properly.
3982 (find_decls_types): New function wrapped around find_decls_types_r
3983 to process the worklist.
3984 (find_decls_types_in_eh_region): Use it.
3985 (find_decls_types_in_node): Likewise.
3986 (find_decls_types_in_var): Likewise.
3987 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3988 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3989 (AGGREGATE_TYPE_P): Adjust.
3991 2009-09-09 Jason Merrill <jason@redhat.com>
3993 * configure.ac: Check glibc version even if we have an in-tree
3996 2009-09-09 Anthony Green <green@moxielogic.com>
3998 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3999 the constant 0 when appropriate.
4000 * config/moxie/constraints.md: Add constraint O.
4002 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4003 to pass up to 6 32-bit argument values in registers.
4004 (moxie_function_arg): Ditto.
4005 (moxie_arg_partial_bytes): Ditto.
4006 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4007 (REG_PARM_STACK_SPACE): Ditto.
4008 (FUNCTION_ARG_REGNO_P): Ditto.
4010 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4011 instruction to allocate stack space.
4013 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4015 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4016 unnecessarily stringent constraints. Fix address
4017 calculation in the splitters.
4019 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4021 PR rtl-optimization/39779
4022 * expr.c (convert_modes): Return when mode == oldmode after
4023 CONST_INTs are processed.
4025 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4028 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4029 (ix86_expand_prologue): Take frame.padding0 into logic of
4031 (ix86_expand_epilogue): Likewise.
4033 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4035 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4037 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4038 * config/t-slibgcc-libgcc: New file.
4039 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4041 2009-09-09 Martin Jambor <mjambor@suse.cz>
4043 PR tree-optimization/41089
4044 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4047 2009-09-09 Richard Henderson <rth@redhat.com>
4049 * gimple.h (CASE_GIMPLE_OMP): New.
4050 (is_gimple_omp): Use it.
4051 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4052 (verify_gimple_debug): Likewise.
4054 2009-09-09 Richard Guenther <rguenther@suse.de>
4056 PR tree-optimization/41101
4057 * tree-ssa-pre.c (maximal_set): Remove.
4058 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4059 Defer all blocks we didn't visit at least one successor.
4060 (add_to_exp_gen): Do not add to the maximal set.
4061 (make_values_for_phi): Likewise.
4062 (compute_avail): Likewise.
4063 (init_pre): Do not allocate the maximal set.
4064 (execute_pre): Do not dump it.
4066 2009-09-09 Martin Jambor <mjambor@suse.cz>
4068 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4069 an SSA_NAME rather than a is_gimple_variable.
4071 2009-09-09 Richard Guenther <rguenther@suse.de>
4074 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4075 code dealing with plain pointer bases.
4076 (maybe_fold_offset_to_reference): Likewise.
4077 (maybe_fold_stmt_addition): Adjust.
4079 2009-09-09 Richard Guenther <rguenther@suse.de>
4081 * tree.c (free_lang_data_in_type): Do not free the type variant
4083 (free_lang_data): Merge char_type_node with its properly signed
4085 (pass_ipa_free): Collect after freeing language specific data.
4087 2009-09-09 Michael Matz <matz@suse.de>
4090 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4091 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4092 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4095 2009-09-08 DJ Delorie <dj@redhat.com>
4097 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4099 2009-09-04 Jason Merrill <jason@redhat.com>
4101 * tree.c (tree_find_value): Remove.
4102 * tree.h: Remove prototype.
4103 * varasm.c (assemble_external): Use value_member instead.
4105 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4107 * toplev.c (process_options): Choose default debugging type when
4108 gtoggle enables debug info and type is unset.
4110 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4114 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4117 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4119 * configure: Rebuilt with modified libtool.m4.
4121 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4126 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4128 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4130 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4131 (remove_statement): Likewise.
4132 (rewrite_use_nonlinear_expr): Adjust.
4133 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4134 * tree-ssa.c (release_defs_bitset): ... this. New.
4135 * tree-flow.h (release_defs_bitset): Declare.
4137 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4140 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4141 in the middle block.
4143 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4145 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4146 via intptr_t to long type.
4147 (insert_operand_rank): Cast long type via intptr_t to
4149 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4151 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4152 from pointer to unsigned via uintptr_t.
4154 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4155 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4157 * configure: Regenerated.
4158 * config.in: Regenerated
4159 * system.h (stdint.h): Add include.
4160 (inttypes.h): Likewise.
4161 * Makefile.in (aclocal): Add config/stdint.m4.
4162 * aclocal.m4: Regenerated.
4164 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4166 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4168 (note_np_check_stores): New function.
4169 (harmless_null_pointer_p): New function.
4170 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4171 changed. Take into account whether we're in the shadow of a condjump
4172 that tested NP_REG for NULL.
4173 Lose all code that tested for SEQUENCEs.
4174 (workaround_speculation): Avoid inserting NOPs for loads that are
4175 either always executed or a NULL pointer.
4177 2009-09-08 Jan Hubicka <jh@suse.cz>
4179 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4180 * params.def (early-inlining-insns): Likewise.
4182 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4184 PR rtl-optimization/41239
4185 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4186 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4188 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4189 across calls, as the calls might not always return normally.
4190 (call_may_noreturn_p): New function.
4191 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4192 (init_deps): Initialize it.
4193 (remove_from_deps): Also remove calls from
4194 last_function_call_may_noreturn list.
4196 2009-09-07 Richard Henderson <rth@redhat.com>
4198 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4199 more VR->OPERANDS than LHS operands. Free LHS before returning.
4201 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4203 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4204 (attr "addrtype"): New member "spreg".
4205 Use it if mem_spfp_address_operand is true for the address.
4206 (attr "type"): New entry "stall".
4207 (cpu_unit "load"): New.
4208 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4210 (insn_reservation "loadsp"): New.
4211 (insn_reservation "load_stall1"): New.
4212 (insn_reservation "load_stall3"): New.
4214 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4215 (mem_p_address_operand): Exclude stack and frame pointer based
4217 (mem_spfp_address_operand): New; match them here.
4218 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4219 (bfin_reorg): Call it if scheduling insns.
4220 (bfin_gen_bundles): Remove dummy insns created by
4221 add_sched_insns_for_speculation.
4223 From Jie Zhang <jie.zhang@analog.com>:
4224 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4225 bfin_si_revision, bfin_workarounds): Move these ...
4226 * config/bfin/bfin.h: ... here.
4228 From Mike Frysinger <michael.frysinger@analog.com>
4229 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4230 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4231 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4232 bf547m, bf548m, and bf549m.
4233 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4234 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4235 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4236 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4237 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4238 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4239 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4240 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4241 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4242 bf542m, bf544m, bf547m, bf548m, and bf549m.
4244 From Jie Zhang <jie.zhang@analog.com>:
4245 * config/bfin/predicates.md (p_register_operand): New predicate.
4246 (dp_register_operand): New predicate.
4247 * config/bfin/bfin-protos.h (WA_05000074): Define.
4248 (ENABLE_WA_05000074): Define.
4249 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4250 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4251 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4252 (define_attr addrtype): Allow load/store register to be P register.
4253 (define_attr storereg): New.
4254 (define_cpu_unit anomaly_05000074): New.
4255 (define_insn_reservation dsp32shiftimm): New.
4256 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4257 (define_insn_reservation loadp): Cannot use slot2.
4258 (define_insn_reservation loadsp): Cannot use slot2.
4259 (define_insn_reservation storep): Cannot use slot2. Does not
4260 apply when working around 05000074.
4261 (define_insn_reservation storep_anomaly_05000074): New.
4262 (define_insn_reservation storei): Does not apply when working
4264 (define_insn_reservation storei_anomaly_05000074): New.
4265 (define_attr length): Add dsp32shiftimm case.
4266 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4267 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4268 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4269 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4270 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4272 2009-09-07 Martin Jambor <mjambor@suse.cz>
4275 * tree-sra.c (create_artificial_child_access): Return NULL if
4276 build_ref_for_offset fails.
4277 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4278 and create_artificial_child_access to fail.
4280 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4283 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4284 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4285 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4287 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4289 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4290 block, ensure it has an exit edge. Emit a barrier after a jump.
4292 2009-09-07 Nick Clifton <nickc@redhat.com>
4294 * gcc.c (this_is_linker_script): New variable. Like
4295 this_is_library_file but for the %T constructor.
4296 (end_going_arg): If this_is_linker_script is set then locate the
4297 script and insert a --script switch before it
4298 (do_spec_2): Initialise this_is_linker_script.
4299 (do_spec_1): Likewise. Handle %T construct.
4300 (eval_spec_function): Preserve this_is_linker_script.
4301 * doc/invoke.texi: Document %T construct in spec files.
4302 * config/m32c/m32c.h (LIB_SPEC): Use it.
4304 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4306 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4307 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4308 when volatile flag is set.
4309 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4311 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4314 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4315 (combine_stack_adjustments_for_block): Allow insns between stack
4316 adjustments and stores with corresponding pre-(dec|inc)rement or
4317 pre-modify operation.
4319 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4322 * combine-stack-adj.c (struct csa_memlist): Rename to...
4323 (struct csa_reflist): ... this. Rename mem field to ref.
4324 (free_csa_memlist): Rename to...
4325 (free_csa_reflist): ... this.
4326 (record_one_stack_memref): Rename to...
4327 (record_one_stack_ref): ... this. Handle also REG_P.
4328 (try_apply_stack_adjustment): Handle also REG_P.
4329 (struct record_stack_memrefs_data): Rename to...
4330 (struct record_stack_refs_data): ... this. Rename memlist field to
4332 (record_stack_memrefs): Rename to...
4333 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4334 subexpressions instead of failing when a MEM contains SP references.
4335 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4336 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4338 2009-09-06 Richard Guenther <rguenther@suse.de>
4341 * tree.c (build_array_type): Do not record types marked
4342 with structural equality in the canonical type hashtable.
4344 2009-09-06 Richard Guenther <rguenther@suse.de>
4347 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4349 2009-09-05 Richard Guenther <rguenther@suse.de>
4352 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4354 2009-09-05 Richard Guenther <rguenther@suse.de>
4357 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4359 2009-09-05 Richard Guenther <rguenther@suse.de>
4362 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4363 before comparing function argument types.
4365 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4368 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4371 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4374 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4376 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4377 locators before emit_insn is called.
4379 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4382 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4383 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4384 (reginfo_init): Don't call allocate_reg_info.
4386 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4389 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4390 NONDEBUG_INSN_P instead of INSN_P.
4392 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4395 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4397 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4400 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4401 pattern of the split.
4403 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4405 * toplev.c (process_options): Move setter of flag_var_tracking
4406 before other tests that depend on it. Move down setter of
4407 flag_rename_registers. Don't enable var-tracking-assignments
4408 by default if selective scheduling is enabled. Warn if both
4411 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4413 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4414 comment. Use switch statement to catch overlaps between rtx
4415 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4416 (IS_DECL_CODE): ... here. Remove.
4417 (check_value_is_not_decl): Remove.
4418 (dv_from_decl, dv_from_value): Check after conversion.
4420 2009-09-04 Richard Guenther <rguenther@suse.de>
4423 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4424 after emitting tunks. Move emitting thunks and ctors from ...
4425 (cgraph_optimize): ... here. Remove redundant
4426 cgraph_analyze_functions.
4427 * varasm.c (find_decl_and_mark_needed): Remove no longer
4429 (finish_aliases_1): Adjust check for thunk aliases.
4431 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4433 * config/arm/arm.md (ctzsi2): Added braces
4434 to avoid warning that broke booststrap.
4436 2009-09-04 Martin Jambor <mjambor@suse.cz>
4438 PR tree-optimization/41112
4439 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4440 handle variable-bounded arrays.
4441 (expr_with_var_bounded_array_refs_p): New function.
4442 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4444 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4446 * config/s390/2097.md: Removed two incorrect bypasses.
4447 (z10_fsimpdf): Fixed latency.
4448 (z10_fhex): New insn_reservation.
4449 (z10_floaddf): Fixed latency.
4450 (z10_floadsf): Fixed latency.
4451 (z10_ftrunctf): Fixed latency.
4452 (z10_ftruncdf): Fixed latency.
4453 * config/s390/s390.c (z10_cost): Fixed values.
4454 (s390_adjust_priority): Added z10 path.
4455 * config/s390/s390.md (type): Added fhex.
4456 (*mov<mode>_64dfp): Updated type attribute.
4457 (*mov<mode>_64): Updated type attribute.
4458 (*mov<mode>_31): Updated type attribute.
4459 (*mov<mode>"): Likewise.
4460 * config/s390/2084.md (x_fsimpdf): Updated condition.
4462 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4464 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4465 RTXs in the predicate for operand 1.
4467 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4469 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4470 (rbitsi2): New insn.
4471 (ctzsi2): New expand.
4472 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4474 2009-09-03 Martin Jambor <mjambor@suse.cz>
4476 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4477 (create_artificial_child_access): Use build_ref_for_offset instead
4478 of duplicate_expr_for_different_base.
4479 (propagate_subacesses_accross_link): Likewise.
4481 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4483 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4485 (mips16e_collect_argument_saves): Skip debug instructions.
4486 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4487 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4488 (r10k_insert_cache_barriers): Likewise.
4489 (mips_reorg_process_insns): Likewise.
4491 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4494 * ira.c (update_equiv_reg): Remove check on class likely spill.
4496 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4499 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4500 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4504 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4505 the stack slot if it is passed by invisible reference.
4506 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4507 by invisible reference.
4509 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4511 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4512 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4513 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4515 * config/bfin/sync.md: New file.
4516 * config/bfin/bfin.md: Include it.
4517 (UNSPEC_ATOMIC): New.
4518 (UNSPEC_ONES): Provide a unique number.
4520 From Jie Zhang <jie.zhang@analog.com>:
4521 * config/bfin/bfin.c (ret_regs): New.
4522 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4523 (must_save_rets_p): New.
4524 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4525 current_function_is_leaf.
4526 (do_link): Likewise.
4527 (do_unlink): Likewise.
4528 (expand_interrupt_handler_prologue): Use ret_regs array.
4529 (expand_interrupt_handler_epilogue): Use ret_regs array and
4530 pass return register to gen_return_internal.
4531 (bfin_expand_epilogue): Pass return register to
4532 gen_return_internal.
4533 (bfin_expand_call): Explicitly clobber RETS.
4534 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4535 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4536 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4537 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4539 (return_internal): Take a reg rtx rather than the register number.
4541 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4543 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4544 when comparing against estimated_loop_iterations_int return.
4546 2009-09-03 Richard Guenther <rguenther@suse.de>
4548 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4549 eh_personality_libfunc.
4551 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4553 * tree-parloops.c (separate_decls_in_region): Add space.
4555 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4557 * tree-parloops.c (separate_decls_in_region): Change the condition
4558 checking if there are reductions in the loop.
4560 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4562 PR tree-optimization/38275
4563 * tree-parloops.c (parallelize_loops): Replace profitability condition
4564 for expected number of iterations.
4566 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4568 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4569 (bootstrap-debug): Explain conditions in which it becomes default.
4570 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4573 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4575 * doc/invoke.texi (Optimize Options): Move
4576 -finline-small-functions to the -O2 list.
4578 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4580 * toplev.c (process_options): Enable var-tracking-assignments
4581 by default if var-tracking is enabled.
4583 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4585 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4587 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4588 * rtl.h (prev_nonnote_insn_bb): Declare it.
4590 2009-09-03 Diego Novillo <dnovillo@google.com>
4592 * cgraph.c (cgraph_node_for_decl): New.
4593 * cgraph.h (cgraph_node_for_decl): Declare.
4594 * tree.c (host_integerp): Return 0 if T is NULL.
4596 2009-09-03 Diego Novillo <dnovillo@google.com>
4598 * tree.h (struct alias_pair): Move from varasm.c.
4599 (alias_pairs): Likewise.
4600 (TYPE_MAXVAL): Define.
4601 (TYPE_MINVAL): Define.
4602 (iterative_hash_host_wide_int): Declare.
4603 (remove_unreachable_alias_pairs): Declare.
4604 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4605 * diagnostic.c (default_diagnostic_starter): Make extern.
4606 (default_diagnostic_finalizer): Make extern.
4607 * diagnostic.h (default_diagnostic_starter): Declare.
4608 (default_diagnostic_finalizer): Declare.
4609 (default_tree_printer): Declare.
4610 * toplev.c (default_tree_printer): Make extern.
4612 2009-09-03 Richard Guenther <rguenther@suse.de>
4613 Diego Novillo <dnovillo@google.com>
4615 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4616 * cgraphunit.c (cgraph_expand_function): Do not emit
4617 associated thunks from here.
4618 (cgraph_emit_thunks): New.
4619 (cgraph_optimize): Call it.
4620 Return if any IPA pass finds an error.
4621 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4624 2009-09-03 Simon Baldwin <simonb@google.com>
4625 Rafael Espindola <espindola@google.com>
4626 Richard Guenther <rguenther@suse.de>
4627 Doug Kwan <dougkwan@google.com>
4628 Diego Novillo <dnovillo@google.com>
4630 * tree.c: Include tree-pass.h, langhooks-def.h,
4631 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4632 (free_lang_data_in_type): New.
4633 (need_assembler_name_p): New.
4634 (free_lang_data_in_block): New.
4635 (free_lang_data_in_decl): New.
4636 (struct free_lang_data_d): New.
4637 (add_tree_to_fld_list): New.
4638 (find_decls_types_r): New.
4639 (get_eh_types_for_runtime): New.
4640 (find_decls_types_in_eh_region): New.
4641 (find_decls_types_in_node): New.
4642 (find_decls_types_in_var): New.
4643 (free_lang_data_in_cgraph): New.
4644 (free_lang_data): New.
4645 (gate_free_lang_data): New.
4646 (pass_ipa_free_lang_data): New.
4648 2009-09-03 Diego Novillo <dnovillo@google.com>
4650 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4651 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4652 (lang_hooks): Remove const qualifier.
4653 * ipa.c (cgraph_remove_unreachable_nodes): Call
4654 remove_unreachable_alias_pairs.
4655 * except.c (add_type_for_runtime): Check if TYPE has
4656 already been converted.
4657 (lookup_type_for_runtime): Likewise.
4658 (check_handled): Handle converted types.
4659 * varasm.c (remove_unreachable_alias_pairs): New.
4660 * gimple.c: Include demangle.h.
4661 (gimple_decl_printable_name): New.
4662 (gimple_fold_obj_type_ref): New.
4663 * gimple.h (gimple_decl_printable_name): Declare.
4664 (gimple_fold_obj_type_ref): Declare.
4665 * passes.c (init_optimization_passes): Add pass
4666 pass_ipa_free_lang_data.
4667 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4668 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4670 2009-09-03 Diego Novillo <dnovillo@google.com>
4672 * c-lang.c (lang_hooks): Remove const qualifier.
4674 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4676 * doc/install.texi (*-*-freebsd*): Update target information.
4678 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4680 * hard-reg-set.h (call_fixed_regs): Remove.
4681 * reginfo.c (call_fixed_regs): Remove.
4682 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4683 (globalize_reg): Don't use call_fixed_regs.
4684 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4687 2009-09-01 Michael Matz <matz@suse.de>
4689 * expr.h (emit_storent_insn, expand_expr_real_1,
4690 expand_expr_real_2): Declare.
4691 * expr.c (emit_storent_insn, expand_expr_real_1,
4692 expand_expr_real_2): Export.
4693 (store_expr): Setting and evaluating dont_return_target is useless.
4694 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4695 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4696 * except.c (expand_resx_expr): Rename to ...
4697 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4698 * except.h (expand_resx_stmt): Declare.
4699 * stmt.c: Add include gimple.h
4700 (expand_asm_expr): Rename to ...
4701 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4702 (expand_case): Rewrite to take gimple statement.
4703 * tree.h (expand_asm_stmt): Declare.
4704 (expand_case): Change prototype.
4705 * Makefile.in (stmt.o): Depend on gimple.h.
4706 * builtins.c (expand_builtin_synchronize): Build gimple asm
4707 statement, not an ASM_EXPR.
4708 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4709 gimple_to_tree, release_stmt_tree): Remove.
4710 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4711 ggc_free, but hold comparison code and operands separately.
4712 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4713 (expand_call_stmt, expand_gimple_stmt_1,
4714 expand_gimple_stmt): New helpers.
4715 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4716 release_stmt_tree. Call expand_gimple_stmt instead.
4717 (expand_gimple_basic_block): Ditto.
4719 * calls.c (emit_call_1): Don't look at EH regions here, make
4720 fntree parameter useless.
4721 (expand_call): New local rettype for TREE_TYPE(exp), use it
4722 throughout. Remove local p, use addr instead.
4723 Don't look at EH regions here.
4725 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4727 * doc/invoke.texi (-fsched-pressure): Document it.
4728 (-fsched-reg-pressure-heuristic): Remove it.
4730 * reload.c (ira.h): Include.
4731 (find_reloads): Add choosing reload on number of small spilled
4734 * haifa-sched.c (ira.h): Include.
4735 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4736 saved_reg_pressure, curr_reg_live, saved_reg_live,
4737 region_ref_regs): New variables.
4738 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4739 initiate_reg_pressure_info, setup_ref_regs,
4740 initiate_bb_reg_pressure_info, save_reg_pressure,
4741 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4743 (setup_insn_reg_pressure_info): New function.
4744 (rank_for_schedule): Add pressure checking and insn issue time.
4745 Remove comparison of insn reg weights.
4746 (ready_sort): Set insn reg pressure info.
4747 (update_register_pressure, setup_insn_max_reg_pressure,
4748 update_reg_and_insn_max_reg_pressure,
4749 sched_setup_bb_reg_pressure_info): New functions.
4750 (schedule_insn): Add code for printing and updating reg pressure info.
4751 (find_set_reg_weight, find_insn_reg_weight): Remove.
4752 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4753 (debug_ready_list): Print reg pressure info.
4754 (schedule_block): Ditto. Check insn issue time.
4755 (sched_init): Set up sched_pressure_p. Allocate and set up some
4756 reg pressure related info.
4757 (sched_finish): Free some reg pressure related info.
4758 (fix_tick_ready): Make insn always ready if pressure_p.
4759 (init_h_i_d): Don't call find_insn_reg_weight.
4760 (haifa_finish_h_i_d): Free insn reg pressure info.
4762 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4763 ira_memory_move_cost, ira_class_hard_regs,
4764 ira_class_hard_regs_num, ira_no_alloc_regs,
4765 ira_available_class_regs, ira_reg_class_cover_size,
4766 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4768 * ira-lives.c (single_reg_class): Check mode to find how many
4769 registers are necessary for operand.
4770 (ira_implicitly_set_insn_hard_regs): New.
4772 * common.opt (fsched-pressure): New options.
4773 (fsched-reg-pressure-heuristic): Remove.
4775 * ira.c (setup_eliminable_regset): Rename to
4776 ira_setup_eliminable_regset. Make it external.
4777 (expand_reg_info): Pass cover class to setup_reg_classes.
4778 (ira): Call resize_reg_info instead of allocate_reg_info.
4780 * sched-deps.c: Include ira.h.
4781 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4782 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4783 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4784 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4785 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4786 mark_insn_reg_store, mark_insn_reg_clobber,
4787 setup_insn_reg_pressure_info): New.
4788 (sched_analyze_1): Update implicit_reg_pending_uses.
4789 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4790 Use them to create dependencies. Set insn reg uses and pressure
4791 info. Process reg_pending_uses in one place.
4792 (free_deps): Free implicit sets.
4793 (remove_from_deps): Remove implicit sets if necessary. Check
4794 implicit sets when clearing reg_last_in_use.
4795 (init_deps_global): Clear implicit_reg_pending_clobbers and
4796 implicit_reg_pending_uses.
4798 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4799 ira_memory_move_cost, ira_class_hard_regs,
4800 ira_class_hard_regs_num, ira_no_alloc_regs,
4801 ira_available_class_regs, ira_reg_class_cover_size,
4802 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4803 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4804 ira_implicitly_set_insn_hard_regs): New prototypes.
4806 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4807 cost_elements_num): New variables.
4808 (allocno_costs, total_costs): Rename to costs and
4809 total_allocno_costs.
4810 (COSTS_OF_ALLOCNO): Rename to COSTS.
4811 (allocno_pref): Rename to pref.
4812 (allocno_pref_buffer): Rename to pref_buffer.
4813 (common_classes): Rename to regno_cover_class.
4815 (record_reg_classes): Set allocno attributes only if allocno_p.
4816 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4817 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4818 and COSTS_OF_ALLOCNO.
4819 (print_costs): Rename to print_allocno_costs.
4820 (print_pseudo_costs): New.
4821 (process_bb_node_for_costs): Split into 2 functions with new
4822 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4823 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4824 new parameter dump_file. Use cost_elements_num instead of
4825 ira_allocnos_num. Make one iteration if preferred classes were
4826 already calculated for scheduler. Make 2 versions of code
4827 depending on allocno_p.
4828 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4829 regno_cover_class and COSTS instead of common_classes and
4831 (init_costs, finish_costs): New.
4832 (ira_costs): Set up allocno_p and cost_elements_num. Call
4833 init_costs and finish_costs.
4834 (ira_set_pseudo_classes): New.
4836 * rtl.h (allocate_reg_info): Remove.
4837 (resize_reg_info): Change return type.
4838 (reg_cover_class): New.
4839 (setup_reg_classes): Add new parameter.
4841 * sched-int.h (struct deps_reg): New member implicit_sets.
4842 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4843 (INCREASE_BITS): New macro.
4844 (struct reg_pressure_data, struct reg_use_data): New.
4845 (struct _haifa_insn_data): Remove reg_weight. Add members
4846 reg_pressure, reg_use_list, reg_set_list, and
4847 reg_pressure_excess_cost_change.
4848 (struct deps): New member implicit_sets.
4849 (pressure_p): New variable.
4850 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4851 (struct reg_pressure_data, struct reg_use_data): New.
4852 (INSN_REG_WEIGHT): Remove.
4853 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4854 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4855 (sched_init_region_reg_pressure_info,
4856 sched_setup_bb_reg_pressure_info): New prototypes.
4858 * reginfo.c (struct reg_pref): New member coverclass.
4859 (reg_cover_class): New function.
4860 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4861 (reg_info_size): New variable.
4862 (allocate_reg_info): Make static. Setup reg_info_size.
4863 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4864 (setup_reg_classes): Add a new parameter. Setup cover class too.
4866 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4869 * sched-rgn.c (deps_join): Set up implicit_sets.
4870 (schedule_region): Set up region and basic blocks pressure
4873 * passes.c (init_optimization_passes): Move
4874 pass_subregs_of_mode_init before pass_sched.
4876 2009-09-02 Martin Jambor <mjambor@suse.cz>
4878 * tree-sra.c (struct access): New field grp_hint.
4879 (dump_access): Dump grp_hint.
4880 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4882 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4883 those which have been specifically read and somehow written to.
4884 (propagate_subacesses_accross_link): Set grp_hint of right child and
4885 also possibly of the left child.
4887 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4889 * tree-object-size.c (addr_object_size): Always use object_size_type
4890 0 or 2 when determining the pointer pointed object size.
4892 2009-09-02 Richard Guenther <rguenther@suse.de>
4895 2009-08-31 Richard Guenther <rguenther@suse.de>
4897 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4898 to query if the memory regions for memmove overlap.
4899 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4900 asserts on pointers, instead deal with odd trees.
4901 (ptr_derefs_may_alias_p): Likewise.
4902 (refs_may_alias_p_1): Constructor bases also never alias.
4904 2009-08-01 Christian Bruel <christian.bruel@st.com>
4907 2009-07-31 Christian Bruel <christian.bruel@st.com>
4908 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4910 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4912 * doc/invoke.texi (-fvar-tracking-assignments): New.
4913 (-fvar-tracking-assignments-toggle): New.
4914 (-fdump-final-insns=file): Mark filename as optional.
4915 (--param min-nondebug-insn-uid): New.
4916 (-gdwarf-@{version}): Mention version 4.
4917 * opts.c (common_handle_option): Accept it.
4918 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4919 * regrename.c (regrename_optimize): Drop last. Don't count debug
4920 insns as uses. Don't reject change because of debug insn.
4921 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4922 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4923 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4924 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4925 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4926 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4927 * doc/gimple.texi (is_gimple_debug): New.
4928 (gimple_debug_bind_p): New.
4929 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4930 * doc/install.texi (bootstrap-debug): More details.
4931 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4932 (bootstrap-debug-lib): More details.
4933 (bootstrap-debug-ckovw): Update.
4934 (bootstrap-time): New.
4935 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4936 (insert_phi_nodes_for): Insert debug stmts.
4937 (rewrite_stmt): Take iterator. Insert debug stmts.
4938 (rewrite_enter_block): Adjust.
4939 (maybe_replace_use_in_debug_stmt): New.
4940 (rewrite_update_stmt): Use it.
4941 (mark_use_interesting): Return early for debug stmts.
4942 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4943 stmts before replacing stmt.
4944 (move_computations_stmt): Likewise.
4945 * ira-conflicts.c (add_copies): Skip debug insns.
4946 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4947 (regstat_bb_compute_ri): Skip debug insns.
4948 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4949 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4950 check_loop_closed_ssa_stmt): Skip debug stmts.
4951 * tree-tailcall.c (find_tail_calls): Likewise.
4952 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4953 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4954 (build_var_debug_value_stat): Declare.
4955 (build_var_debug_value): Define.
4956 (target_for_debug_bind): Declare.
4957 * reload.c (find_equiv_reg): Skip debug insns.
4958 * rtlanal.c (reg_used_between_p): Skip debug insns.
4959 (side_effects_p): Likewise.
4960 (canonicalize_condition): Likewise.
4961 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4962 insns never depend on debug insns.
4963 (create_ddg_dep_no_link): Likewise.
4964 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4965 Don't add inter-loop dependencies for debug insns.
4966 (build_intra_loop_deps): Likewise.
4967 (create_ddg): Count debug insns.
4968 * ddg.h (struct ddg::num_debug): New.
4969 (num_backargs): Pair up with previous int field.
4970 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4971 -fcompare-debug-second.
4972 * final.c (get_attr_length_1): Skip debug insns.
4973 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4974 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4975 (driver_self_specs): Map -fdump-final-insns to
4976 -fdump-final-insns=..
4977 (get_local_tick): New.
4978 (compare_debug_dump_opt_spec_function): Test for . argument and
4979 compute output name. Compute temp output spec without flag name.
4980 Compute -frandom-seed.
4981 (OPT): Undef after use.
4982 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4983 (average_num_loop_insns): Likewise.
4984 * params.h (MIN_NONDEBUG_INSN_UID): New.
4985 * gimple.def (GIMPLE_DEBUG): New.
4986 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4987 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4988 (merge_in_block): Fix whitespace.
4989 * toplev.c (flag_var_tracking): Update comment.
4990 (flag_var_tracking_assignments): New.
4991 (flag_var_tracking_assignments_toggle): New.
4992 (process_options): Don't open final insns dump file if we're not
4993 going to write to it. Compute defaults for var_tracking.
4994 * df-scan.c (df_insn_rescan_debug_internal): New.
4995 (df_uses_record): Handle debug insns.
4996 * haifa-sched.c (ready): Initialize n_debug.
4997 (contributes_to_priority): Skip debug insns.
4998 (dep_list_size): New.
5000 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5001 they're ready. Disregard previous debug insns to make decisions.
5002 (queue_insn): Never queue debug insns.
5003 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5004 (schedule_insn): Don't reject debug insns because of issue rate.
5005 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5006 (queue_to_ready): Skip and discount debug insns.
5007 (choose_ready): Let debug insns through.
5008 (schedule_block): Check boundary debug insns. Discount debug
5009 insns, schedule them early. Adjust whitespace.
5010 (set_priorities): Check for boundary debug insns.
5011 (add_jump_dependencies): Use dep_list_size.
5012 (prev_non_location_insn): New.
5013 (check_cfg): Use it.
5014 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5016 (remove_unused_ivs): Reset debug stmts.
5017 * modulo-sched.c (const_iteration_count): Skip debug insns.
5018 (res_MII): Discount debug insns.
5019 (loop_single_full_bb_p): Skip debug insns.
5020 (sms_schedule): Likewise.
5021 (sms_schedule_by_order): Likewise.
5022 (ps_has_conflicts): Likewise.
5023 * caller-save.c (refmarker_fn): New.
5024 (save_call_clobbered_regs): Replace regs with saved mem in
5026 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5027 Call refmarker_fn mark for hardregnos.
5028 (mark_reg_as_referenced): New.
5029 (replace_reg_with_saved_mem): New.
5030 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5031 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5033 (cse_extended_basic_block): Skip debug insns.
5034 (count_reg_usage): Likewise.
5035 (is_dead_reg): New, split out of...
5036 (set_live_p): ... here.
5037 (insn_live_p): Use it for debug insns.
5038 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5039 (execute_optimize_stdarg): Likewise.
5040 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5041 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5042 changes in debug stmts as changes.
5043 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5044 (moveup_expr): Don't move across debug insns. Don't move
5045 debug insn if it would create a bookkeeping block.
5046 (moveup_expr_cached): Don't use cache for debug insns that
5047 are heads of blocks.
5048 (compute_av_set_inside_bb): Skip debug insns.
5049 (sel_rank_for_schedule): Schedule debug insns first. Remove
5051 (block_valid_for_bookkeeping_p); Support lax searches.
5052 (create_block_for_bookkeeping): Adjust block numbers when
5053 encountering debug-only blocks.
5054 (find_place_for_bookkeeping): Deal with debug-only blocks.
5055 (generate_bookkeeping_insn): Accept no place to insert.
5056 (remove_temp_moveop_nops): New argument full_tidying.
5057 (prepare_place_to_insert): Deal with debug insns.
5058 (advance_state_on_fence): Debug insns don't start cycles.
5059 (update_boundaries): Take fence as argument. Deal with
5061 (schedule_expr_on_boundary): No full_tidying on debug insns.
5062 (fill_insns): Deal with debug insns.
5063 (track_scheduled_insns_and_blocks): Don't count debug insns.
5064 (need_nop_to_preserve_insn_bb): New, split out of...
5065 (remove_insn_from_stream): ... this.
5066 (fur_orig_expr_not_found): Skip debug insns.
5067 * rtl.def (VALUE): Move up.
5069 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5070 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5071 Set it if debug stmts are found.
5072 (statement_sink_location): Skip debug stmts. Propagate
5073 moving defs into debug stmts.
5074 * ifcvt.c (first_active_insn): Skip debug insns.
5075 (last_active_insns): Likewise.
5076 (cond_exec_process_insns): Likewise.
5077 (noce_process_if_block): Likewise.
5078 (check_cond_move_block): Likewise.
5079 (cond_move_convert_if_block): Likewise.
5080 (block_jumps_and_fallthru_p): Likewise.
5081 (dead_or_predicable): Likewise.
5082 * dwarf2out.c (debug_str_hash_forced): New.
5083 (find_AT_string): Add comment.
5084 (gen_label_for_indirect_string): New.
5085 (get_debug_string_label): New.
5086 (AT_string_form): Use it.
5087 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5088 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5089 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5090 several operations that cannot be represented with DWARF opcodes.
5091 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5092 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5093 (dwarf2out_var_location): Take during-call mark into account.
5094 (output_indirect_string): Update comment. Output if there are
5095 label and references.
5096 (prune_indirect_string): New.
5097 (prune_unused_types): Call it if debug_str_hash_forced.
5098 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5099 (dw_long_long_const): Remove.
5100 (struct dw_val_struct): Change val_long_long type to rtx.
5101 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5102 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5103 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5104 component instead of HOST_BITS_PER_LONG.
5105 (output_loc_operands): Likewise. For const8* assert
5106 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5107 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5108 rather than HOST_BITS_PER_LONG is >= 64.
5109 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5111 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5112 HOST_BITS_PER_LONG for dw_val_class_long_long.
5113 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5114 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5115 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5117 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5118 Handle DW_OP_implicit_value.
5119 (extract_int): Move prototype earlier.
5120 (mem_loc_descriptor): For SUBREG punt if inner
5121 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5122 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5123 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5124 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5125 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5126 instead of Pmode size.
5127 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5128 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5129 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5130 (concat_loc_descriptor, concatn_loc_descriptor,
5131 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5132 (add_location_or_const_value_attribute): Likewise. For single
5133 location loc_lists attempt to use add_const_value_attribute
5134 for constant decls. Add DW_AT_const_value even if
5135 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5137 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5138 (control_flow_insn_p): Likewise.
5139 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5140 (separate_decls_in_region_debug_bind): New.
5141 (separate_decls_in_region): Process debug bind stmts afterwards.
5142 * recog.c (verify_changes): Handle debug insns.
5143 (extract_insn): Likewise.
5144 (peephole2_optimize): Skip debug insns.
5145 * dse.c (scan_insn): Skip debug insns.
5146 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5148 (setup_id_for_insn): Handle debug insns.
5149 (maybe_tidy_empty_bb): Adjust whitespace.
5150 (tidy_control_flow): Skip debug insns.
5151 (sel_remove_insn): Adjust for debug insns.
5152 (sel_estimate_number_of_insns): Skip debug insns.
5153 (create_insn_rtx_from_pattern): Handle debug insns.
5154 (create_copy_of_insn_rtx): Likewise.
5155 * sel-sched-.h (sel_bb_end): Declare.
5156 (sel_bb_empty_or_nop_p): New.
5157 (get_all_loop_exits): Use it.
5158 (_eligible_successor_edge_p): Likewise.
5159 (return_nop_to_pool): Adjust.
5160 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5161 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5162 * gimple-pretty-print.c (dump_gimple_debug): New.
5163 (dump_gimple_stmt): Use it.
5164 (dump_bb_header): Skip gimple debug stmts.
5165 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5166 (fixup_match_2): Likewise.
5167 (regmove_backward_pass): Likewise. Simplify combined
5168 replacement. Handle debug insns.
5169 * function.c (instantiate_virtual_regs): Handle debug insns.
5170 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5171 * print-rtl.h: Include cselib.h.
5172 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5173 * df.h (df_inns_rescan_debug_internal): Declare.
5174 * gcse.c (alloc_hash_table): Estimate n_insns.
5175 (cprop_insn): Don't regard debug insns as changes.
5176 (bypass_conditional_jumps): Skip debug insns.
5177 (one_pre_gcse_pass): Adjust.
5178 (one_code_hoisting_pass): Likewise.
5179 (compute_ld_motion_mems): Skip debug insns.
5180 (one_cprop_pass): Adjust.
5181 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5182 (if_convertible_stmt_p): Handle debug stmts.
5183 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5184 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5185 * ira-build.c (create_bb_allocnos): Skip debug insns.
5186 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5187 (has_single_use): Likewise.
5188 (single_imm_use): Likewise.
5189 (num_imm_uses): Likewise.
5190 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5191 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5192 (create_outofssa_var_map): Likewise.
5193 * lower-subreg.c (adjust_decomposed_uses): New.
5194 (resolve_debug): New.
5195 (decompose_multiword_subregs): Use it.
5196 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5197 * emit-rtl.c: Include params.h.
5198 (cur_debug_insn_uid): Define.
5199 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5200 (copy_rtx_if_shared_1): Handle debug insns.
5201 (reset_used_flags): Likewise.
5202 (set_used_flags): LIkewise.
5203 (get_max_insn_count): New.
5204 (next_nondebug_insn): New.
5205 (prev_nondebug_insn): New.
5206 (make_debug_insn_raw): New.
5207 (emit_insn_before_noloc): Handle debug insns.
5208 (emit_jump_insn_before_noloc): Likewise.
5209 (emit_call_insn_before_noloc): Likewise.
5210 (emit_debug_insn_before_noloc): New.
5211 (emit_insn_after_noloc): Handle debug insns.
5212 (emit_jump_insn_after_noloc): Likewise.
5213 (emit_call_insn_after_noloc): Likewise.
5214 (emit_debug_insn_after_noloc): Likewise.
5215 (emit_insn_after): Take loc from earlier non-debug insn.
5216 (emit_jump_insn_after): Likewise.
5217 (emit_call_insn_after): Likewise.
5218 (emit_debug_insn_after_setloc): New.
5219 (emit_debug_insn_after): New.
5220 (emit_insn_before): Take loc from later non-debug insn.
5221 (emit_jump_insn_before): Likewise.
5222 (emit_call_insn_before): Likewise.
5223 (emit_debug_insn_before_setloc): New.
5224 (emit_debug_insn_before): New.
5225 (emit_insn): Handle debug insns.
5226 (emit_debug_insn): New.
5227 (emit_jump_insn): Handle debug insns.
5228 (emit_call_insn): Likewise.
5230 (init_emit): Take min-nondebug-insn-uid into account.
5231 Initialize cur_debug_insn_uid.
5232 (emit_copy_of_insn_after): Handle debug insns.
5233 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5234 location of single rhs in place.
5235 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5236 (floor_sdiv_adjust): New.
5237 (cell_sdiv_adjust): New.
5238 (cell_udiv_adjust): New.
5239 (round_sdiv_adjust): New.
5240 (round_udiv_adjust): New.
5241 (wrap_constant): Moved from cselib.
5242 (unwrap_constant): New.
5243 (expand_debug_expr): New.
5244 (expand_debug_locations): New.
5245 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5247 (gimple_expand_cfg): Expand debug locations.
5248 * cselib.c: Include tree-pass.h.
5249 (struct expand_value_data): New.
5250 (cselib_record_sets_hook): New.
5251 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5252 (cselib_clear_table): Move, and implemnet in terms of...
5253 (cselib_reset_table_with_next_value): ... this.
5254 (cselib_get_next_unknown_value): New.
5255 (discard_useless_locs): Don't discard preserved values.
5256 (cselib_preserve_value): New.
5257 (cselib_preserved_value_p): New.
5258 (cselib_preserve_definitely): New.
5259 (cselib_clear_preserve): New.
5260 (cselib_preserve_only_values): New.
5261 (new_cselib_val): Take rtx argument. Dump it in details.
5262 (cselib_lookup_mem): Adjust.
5263 (expand_loc): Take regs_active in struct. Adjust. Silence
5264 dumps unless details are requested.
5265 (cselib_expand_value_rtx_cb): New.
5266 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5267 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5268 without details. Copy more subregs. Try to resolve values
5269 using a callback. Wrap constants.
5270 (cselib_subst_to_values): Adjust.
5271 (cselib_log_lookup): New.
5272 (cselib_lookup): Call it.
5273 (cselib_invalidate_regno): Don't count preserved values as useless.
5274 (cselib_invalidate_mem): Likewise.
5275 (cselib_record_set): Likewise.
5276 (struct set): Renamed to cselib_set, moved to cselib.h.
5277 (cselib_record_sets): Adjust. Call hook.
5278 (cselib_process_insn): Reset table when it would be cleared.
5279 (dump_cselib_val): New.
5280 (dump_cselib_table): New.
5281 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5282 (remove_forwarder_block): Support moving debug stmts.
5283 * cselib.h (cselib_record_sets_hook): Declare.
5284 (cselib_expand_callback): New type.
5285 (cselib_expand_value_rtx_cb): Declare.
5286 (cselib_reset_table_with_next_value): Declare.
5287 (cselib_get_next_unknown_value): Declare.
5288 (cselib_preserve_value): Declare.
5289 (cselib_preserved_value_p): Declare.
5290 (cselib_preserve_only_values): Declare.
5291 (dump_cselib_table): Declare.
5292 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5293 (try_crossjump_to_edge): Likewise.
5294 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5295 dominated blocks when debug stmts are present.
5296 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5297 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5298 (set_var_live_on_entry): Likewise.
5299 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5300 * cfglayout.c (curr_location, last_location): Make static.
5301 (set_curr_insn_source_location): Don't avoid bouncing.
5302 (get_curr_insn_source_location): New.
5303 (get_curr_insn_block): New.
5304 (duplicate_insn_chain): Handle debug insns.
5305 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5307 * common.opt (fcompare-debug): Move to sort order.
5308 (fdump-unnumbered-links): Likewise.
5309 (fvar-tracking-assignments): New.
5310 (fvar-tracking-assignments-toggle): New.
5311 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5312 because of debug stmts.
5313 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5314 (eliminate_unnecessary_stmts): Walk dominated blocks before
5316 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5317 * ira.c (memref_used_between_p): Skip debug insns.
5318 (update_equiv_regs): Likewise.
5319 * sched-deps.c (sd_lists_size): Accept empty list.
5320 (sd_init_insn): Mark debug insns.
5321 (sd_finish_insn): Unmark them.
5322 (sd_add_dep): Reject non-debug deps on debug insns.
5323 (fixup_sched_groups): Give debug insns group treatment.
5325 (sched_analyze_reg): Don't mark debug insns for sched before call.
5326 (sched_analyze_2): Handle debug insns.
5327 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5329 (deps_analyze_insn): Handle debug insns.
5330 (deps_start_bb): Skip debug insns.
5331 (init_deps): Initialize last_debug_insn.
5332 * tree-ssa.c (target_for_debug_bind): New.
5333 (find_released_ssa_name): New.
5334 (propagate_var_def_into_debug_stmts): New.
5335 (propagate_defs_into_debug_stmts): New.
5336 (verify_ssa): Skip debug bind stmts without values.
5337 (warn_uninialized_vars): Skip debug stmts.
5338 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5339 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5340 (rtx_equal_p): Likewise.
5341 * ira-costs.c (scan_one_insn): Skip debug insns.
5342 (process_bb_node_for_hard_reg_moves): Likewise.
5343 * rtl.h (DEBUG_INSN_P): New.
5344 (NONDEBUG_INSN_P): New.
5345 (MAY_HAVE_DEBUG_INSNS): New.
5346 (INSN_P): Accept debug insns.
5347 (RTX_FRAME_RELATED_P): Likewise.
5348 (INSN_DELETED_P): Likewise
5349 (PAT_VAR_LOCATION_DECL): New.
5350 (PAT_VAR_LOCATION_LOC): New.
5351 (PAT_VAR_OCATION_STATUS): New.
5352 (NOTE_VAR_LOCATION_DECL): Reimplement.
5353 (NOTE_VAR_LOCATION_LOC): Likewise.
5354 (NOTE_VAR_LOCATION_STATUS): Likewise.
5355 (INSN_VAR_LOCATION): New.
5356 (INSN_VAR_LOCATION_DECL): New.
5357 (INSN_VAR_LOCATION_LOC): New.
5358 (INSN_VAR_LOCATION_STATUS): New.
5359 (gen_rtx_UNKNOWN_VAR_LOC): New.
5360 (VAR_LOC_UNKNOWN_P): New.
5361 (NOTE_DURING_CALL_P): New.
5362 (SCHED_GROUP_P): Accept debug insns.
5363 (emit_debug_insn_before): Declare.
5364 (emit_debug_insn_before_noloc): Declare.
5365 (emit_debug_insn_beore_setloc): Declare.
5366 (emit_debug_insn_after): Declare.
5367 (emit_debug_insn_after_noloc): Declare.
5368 (emit_debug_insn_after_setloc): Declare.
5369 (emit_debug_insn): Declare.
5370 (make_debug_insn_raw): Declare.
5371 (prev_nondebug_insn): Declare.
5372 (next_nondebug_insn): Declare.
5373 (delegitimize_mem_from_attrs): Declare.
5374 (get_max_insn_count): Declare.
5375 (wrap_constant): Declare.
5376 (unwrap_constant): Declare.
5377 (get_curr_insn_source_location): Declare.
5378 (get_curr_insn_block): Declare.
5379 * tree-inline.c (insert_debug_decl_map): New.
5380 (processing_debug_stmt): New.
5381 (remap_decl): Don't create new mappings in debug stmts.
5382 (remap_gimple_op_r): Don't add references in debug stmts.
5383 (copy_tree_body_r): Likewise.
5384 (remap_gimple_stmt): Handle debug bind stmts.
5385 (copy_bb): Skip debug stmts.
5386 (copy_edges_for_bb): Likewise.
5387 (copy_debug_stmt): New.
5388 (copy_debug_stmts): New.
5389 (copy_body): Copy debug stmts at the end.
5390 (insert_init_debug_bind): New.
5391 (insert_init_stmt): Take id. Skip and emit debug stmts.
5392 (setup_one_parameter): Remap variable earlier, register debug mapping.
5393 (estimate_num_insns): Skip debug stmts.
5394 (expand_call_inline): Preserve debug_map.
5395 (optimize_inline_calls): Check for no debug_stmts left-overs.
5396 (unsave_expr_now): Preserve debug_map.
5397 (copy_gimple_seq_and_replace_locals): Likewise.
5398 (tree_function_versioning): Check for no debug_stmts left-overs.
5399 Init and destroy debug_map as needed. Split edges unconditionally.
5400 (build_duplicate_type): Init and destroy debug_map as needed.
5401 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5402 (struct copy_body_data): Add debug_stmts and debug_map.
5403 * sched-int.h (struct ready_list): Add n_debug.
5404 (struct deps): Add last_debug_insn.
5405 (DEBUG_INSN_SCHED_P): New.
5406 (BOUNDARY_DEBUG_INSN_P): New.
5407 (SCHEDULE_DEBUG_INSN_P): New.
5408 (sd_iterator_cond): Accept empty list.
5409 * combine.c (create_log_links): Skip debug insns.
5410 (combine_instructions): Likewise.
5411 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5412 return value is always unshared.
5413 (struct rtx_subst_pair): New.
5414 (auto_adjust_pair): New.
5415 (propagate_for_debug_subst): New.
5416 (propagate_for_debug): New.
5417 (try_combine): Skip debug insns. Propagate removed defs into
5419 (next_nonnote_nondebug_insn): New.
5420 (distribute_notes): Use it. Skip debug insns.
5421 (distribute_links): Skip debug insns.
5422 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5423 * resource.c (mark_target_live_regs): Likewise.
5424 * var-tracking.c: Include cselib.h and target.h.
5425 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5427 (micro_operation_type_name): New.
5428 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5429 (struct micro_operation_def): Update comments.
5430 (decl_or_value): New type. Use instead of decls.
5431 (struct emit_note_data_def): Add vars.
5432 (struct attrs_def): Use decl_or_value.
5433 (struct variable_tracking_info_def): Add permp, flooded.
5434 (struct location_chain_def): Update comment.
5435 (struct variable_part_def): Use decl_or_value.
5436 (struct variable_def): Make var_part a variable length array.
5438 (scratch_regs): New.
5439 (cselib_hook_called): New.
5440 (dv_is_decl_p): New.
5441 (dv_is_value_p): New.
5444 (dv_as_opaque): New.
5445 (dv_onepart_p): New.
5447 (IS_DECL_CODE): New.
5448 (check_value_is_not_decl): New.
5449 (dv_from_decl): New.
5450 (dv_from_value): New.
5451 (dv_htab_hash): New.
5452 (variable_htab_hash): Use it.
5453 (variable_htab_eq): Support values.
5454 (variable_htab_free): Free from the right pool.
5455 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5456 (attrs_list_union): Adjust.
5457 (attrs_list_mpdv_union): New.
5458 (tie_break_pointers): New.
5459 (canon_value_cmp): New.
5460 (unshare_variable): Return possibly-modified slot.
5461 (vars_copy_1): Adjust.
5462 (var_reg_decl_set): Adjust. Split out of...
5463 (var_reg_set): ... this.
5464 (get_init_value): Adjust.
5465 (var_reg_delete_and_set): Adjust.
5466 (var_reg_delete): Adjust.
5467 (var_regno_delete): Adjust.
5468 (var_mem_decl_set): Split out of...
5469 (var_mem_set): ... this.
5470 (var_mem_delete_and_set): Adjust.
5471 (var_mem_delete): Adjust.
5475 (variable_union): Adjust. Speed up merge of 1-part vars.
5476 (variable_canonicalize): Use unshared slot.
5477 (VALUED_RECURSED_INTO): New.
5478 (find_loc_in_1pdv): New.
5479 (struct dfset_merge): New.
5480 (insert_into_intersection): New.
5481 (intersect_loc_chains): New.
5483 (canonicalize_loc_order_check): New.
5484 (canonicalize_values_mark): New.
5485 (canonicalize_values_star): New.
5486 (variable_merge_over_cur): New.
5487 (variable_merge_over_src): New.
5488 (dataflow_set_merge): New.
5489 (dataflow_set_equiv_regs): New.
5490 (remove_duplicate_values): New.
5491 (struct dfset_post_merge): New.
5492 (variable_post_merge_new_vals): New.
5493 (variable_post_merge_perm_vals): New.
5494 (dataflow_post_merge_adjust): New.
5495 (find_mem_expr_in_1pdv): New.
5496 (dataflow_set_preserve_mem_locs): New.
5497 (dataflow_set_remove_mem_locs): New.
5498 (dataflow_set_clear_at_call): New.
5499 (onepart_variable_different_p): New.
5500 (variable_different_p): Use it.
5501 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5502 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5504 (track_loc_p): Pass it true.
5505 (struct count_use_info): New.
5506 (find_use_val): New.
5507 (replace_expr_with_values): New.
5509 (use_type): New, partially split out of...
5510 (count_uses): ... this. Count new micro-ops.
5511 (count_uses_1): Adjust.
5512 (count_stores): Adjust.
5513 (count_with_sets): New.
5514 (VAL_NEEDS_RESOLUTION): New.
5515 (VAL_HOLDS_TRACK_EXPR): New.
5516 (VAL_EXPR_IS_COPIED): New.
5517 (VAL_EXPR_IS_CLOBBERED): New.
5518 (add_uses): Adjust. Generate new micro-ops.
5519 (add_uses_1): Adjust.
5520 (add_stores): Generate new micro-ops.
5521 (add_with_sets): New.
5522 (find_src_status): Adjust.
5523 (find_src_set_src): Adjust.
5524 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5525 Handle new micro-ops. Canonicalize value equivalances.
5526 (vt_find_locations): Compute total size of hash tables for
5527 dumping. Perform merge for var-tracking-assignments. Don't
5528 disregard single-block loops.
5529 (dump_attrs_list): Handle decl_or_value.
5530 (dump_variable): Take variable. Deal with decl_or_value.
5531 (dump_variable_slot): New.
5532 (dump_vars): Use it.
5533 (dump_dataflow_sets): Adjust.
5534 (set_slot_part): New, extended to support one-part variables
5535 after splitting out of...
5536 (set_variable_part): ... this.
5537 (clobber_slot_part): New, split out of...
5538 (clobber_variable_part): ... this.
5539 (delete_slot_part): New, split out of...
5540 (delete_variable_part): .... this.
5541 (check_wrap_constant): New.
5542 (vt_expand_loc_callback): New.
5543 (vt_expand_loc): New.
5544 (emit_note_insn_var_location): Adjust. Handle values. Handle
5545 EMIT_NOTE_AFTER_CALL_INSN.
5546 (emit_notes_for_differences_1): Adjust. Handle values.
5547 (emit_notes_for_differences_2): Likewise.
5548 (emit_notes_for_differences): Adjust.
5549 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5550 Adjust. Handle new micro-ops.
5551 (vt_add_function_parameters): Adjust. Create and bind values.
5552 (vt_initialize): Adjust. Initialize scratch_regs and
5553 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5554 operations. Move some code to count_with_sets and add_with_sets.
5555 (delete_debug_insns): New.
5556 (vt_debug_insns_local): New.
5557 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5559 (var_tracking_main): If var-tracking-assignments is enabled
5560 but var-tracking isn't, delete debug insns and leave. Likewise
5561 if we exceed limits or fail the stack adjustments tests, and
5562 after all var-tracking processing.
5563 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5564 (dataflow_set): Add traversed_vars.
5565 (value_chain, const_value_chain): New typedefs.
5566 (value_chain_pool, value_chains): New variables.
5567 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5568 add_value_chains, add_cselib_value_chains, remove_value_chain,
5569 remove_value_chains, remove_cselib_value_chains): New functions.
5570 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5571 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5573 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5574 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5575 (dst_can_be_shared): New variable.
5576 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5577 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5578 different from set->vars, look up slot again instead of using the
5580 (dataflow_set_init): Initialize traversed_vars.
5581 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5582 lookup if set->vars is shared. Don't keep slot cleared before
5583 calling unshare_variable. Unshare set->vars if needed. Adjust
5584 unshare_variable callers. Clear dst_can_be_shared if needed.
5585 Even ->refcount == 1 vars must be unshared if set->vars is shared
5586 and var needs to be modified.
5587 (dataflow_set_union): Set traversed_vars during canonicalization.
5588 (VALUE_CHANGED, DECL_CHANGED): Define.
5589 (set_dv_changed, dv_changed_p): New static inlines.
5590 (track_expr_p): Clear DECL_CHANGED.
5591 (dump_dataflow_sets): Set it.
5592 (variable_was_changed): Call set_dv_changed.
5593 (emit_note_insn_var_location): Likewise.
5594 (changed_variables_stack): New variable.
5595 (check_changed_vars_1, check_changed_vars_2): New functions.
5596 (emit_notes_for_changes): Do nothing if changed_variables is
5597 empty. Traverse changed_variables with check_changed_vars_1,
5598 call check_changed_vars_2 on each changed_variables_stack entry.
5599 (emit_notes_in_bb): Add SET argument. Just clear it at the
5600 beginning, use it instead of local &set, don't destroy it at the end.
5601 (vt_emit_notes): Call dataflow_set_clear early on all
5602 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5603 computed set, dataflow_set_clear also VTI(bb)->in when we are
5604 done with the basic block. Initialize changed_variables_stack,
5605 free it afterwards. If ENABLE_CHECKING verify that after noting
5606 differences to an empty set value_chains hash table is empty.
5607 (vt_initialize): Initialize value_chains and value_chain_pool.
5608 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5609 (variable_tracking_main): Call dump_dataflow_sets before calling
5610 vt_emit_notes, not after it.
5611 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5612 (propagate_var_def_into_debug_stmts): Declare.
5613 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5614 (df_set_note): Reject debug insns.
5615 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5616 add notes to debug insns.
5617 (df_note_bb_compute): Adjust. Likewise.
5618 (df_simulate_uses): Skip debug insns.
5619 (df_simulate_initialize_backwards): Likewise.
5620 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5621 (subst_stack_regs_pat): Reject debug insns.
5622 (convert_regs_1): Handle debug insns.
5623 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5624 (print-rtl.o): Depend on cselib.h.
5625 (cselib.o): Depend on TREE_PASS_H.
5626 (var-tracking.o): Depend on cselib.h and TARGET_H.
5627 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5628 (init_ready_list): Skip boundary debug insns.
5629 (add_branch_dependences): Skip debug insns.
5630 (free_block_dependencies): Check for blocks with only debug insns.
5631 (compute_priorities): Likewise.
5632 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5633 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5635 (gimple_build_debug_bind_stat): New.
5636 (empty_body_p): Skip debug stmts.
5637 (gimple_has_side_effects): Likewise.
5638 (gimple_rhs_has_side_effects): Likewise.
5639 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5640 (gimple_build_debug_bind_stat): Declare.
5641 (gimple_build_debug_bind): Define.
5642 (is_gimple_debug): New.
5643 (gimple_debug_bind_p): New.
5644 (gimple_debug_bind_get_var): New.
5645 (gimple_debug_bind_get_value): New.
5646 (gimple_debug_bind_get_value_ptr): New.
5647 (gimple_debug_bind_set_var): New.
5648 (gimple_debug_bind_set_value): New.
5649 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5650 (gimple_debug_bind_reset_value): New.
5651 (gimple_debug_bind_has_value_p): New.
5652 (gsi_next_nondebug): New.
5653 (gsi_prev_nondebug): New.
5654 (gsi_start_nondebug_bb): New.
5655 (gsi_last_nondebug_bb): New.
5656 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5657 (print_insn): Handle DEBUG_INSN.
5658 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5659 of first insn prevail.
5660 (first_stmt): Skip debug stmts.
5661 (first_non_label_stmt): Likewise.
5662 (last_stmt): Likewise.
5663 (has_zero_uses_1): New.
5664 (single_imm_use_1): New.
5665 (verify_gimple_debug): New.
5666 (verify_types_in_gimple_stmt): Handle debug stmts.
5667 (verify_stmt): Likewise.
5668 (debug_loop_num): Skip debug stmts.
5669 (remove_edge_and_dominated_blocks): Remove dominators last.
5670 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5671 (linearize_expr): Likewise.
5672 * config/i386/i386.c (ix86_delegitimize_address): Call
5673 default implementation.
5674 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5675 (group_barrier_needed): Skip debug insns.
5676 (emit_insn_group_barriers): Likewise.
5677 (emit_all_insn_group_barriers): Likewise.
5678 (ia64_variable_issue): Handle debug insns.
5679 (ia64_dfa_new_cycle): Likewise.
5680 (final_emit_insn_group_barriers): Skip debug insns.
5681 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5682 def cfa without frame.
5683 (process_set): Likewise.
5684 (process_for_unwind_directive): Pass frame on.
5685 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5686 (rs6000_delegitimize_address): New.
5687 (rs6000_debug_adjust_cost): Handle debug insns.
5688 (is_microcoded_insn): Likewise.
5689 (is_cracked_insn): Likewise.
5690 (is_nonpipeline_insn): Likewise.
5691 (insn_must_be_first_in_group): Likewise.
5692 (insn_must_be_last_in_group): Likewise.
5693 (force_new_group): Likewise.
5694 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5695 contains only debug insns.
5696 (rtl_merge_blocks): Skip debug insns.
5697 (purge_dead_edges): Likewise.
5698 (rtl_block_ends_with_call_p): Skip debug insns.
5699 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5700 (mark_reg_dependencies): Skip debug insns.
5701 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5702 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5703 * tree-ssa-threadedge.c
5704 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5705 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5706 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5707 (copyprop_hardreg_forward_1): Handle debug insns.
5708 * reload1.c (reload): Skip debug insns. Replace unassigned
5709 pseudos in debug insns with their equivalences.
5710 (eliminate_regs_in_insn): Skip debug insns.
5711 (emit_input_reload_insns): Skip debug insns at first, adjust
5713 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5714 (get_indirect_ref_operands): Pass opf_no_vops on.
5715 (get_expr_operands): Likewise. Skip debug stmts.
5716 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5718 2009-09-01 Richard Henderson <rth@redhat.com>
5720 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5721 stmt_ends_pp_p statements at least once.
5722 * tree-vrp.c (vrp_initialize): Likewise.
5723 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5725 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5728 Fix AIX bootstrap after PR debug/30161
5729 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5730 that is a GNU extension.
5731 (tmpl_value_parm_die_table): Move the definition of this global
5732 outside #ifdef DWARF2_DEBUGGING_INFO region.
5734 2009-09-01 Richard Guenther <rguenther@suse.de>
5736 * tree.c (tree_expr_size): New function.
5737 * tree.h (tree_expr_size): Declare.
5738 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5739 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5740 * langhooks.c (lhd_expr_size): Remove.
5741 * langhooks.h (struct lang_hooks): Remove expr_size.
5742 * explow.c (expr_size): Use tree_expr_size.
5743 (int_expr_size): Likewise.
5744 * langhooks-def.h (lhd_expr_size): Remove.
5745 (LANG_HOOKS_EXPR_SIZE): Likewise.
5746 (LANG_HOOKS_INITIALIZER): Adjust.
5748 2009-09-01 Richard Guenther <rguenther@suse.de>
5750 * tree-flow.h (mark_addressable): Move declaration ...
5751 * tree.h (mark_addressable): ... here.
5752 * stmt.c (expand_asm_operands): Use mark_addressable, not
5753 lang_hooks.mark_addressable.
5754 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5755 LANG_HOOKS_MARK_ADDRESSABLE.
5756 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5757 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5759 2009-08-31 Chris Demetriou <cgd@google.com>
5761 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5762 vectorize if not TARGET_SSE2.
5764 2009-08-31 DJ Delorie <dj@redhat.com>
5766 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5767 registers if no coprocessor is enabled.
5769 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5772 * cgraph.h (cgraph_get_node): Declare ...
5773 * cgraph.c (cgraph_get_node): ... new function.
5774 * dwarf2out.c (gen_generic_params_dies,
5775 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5776 make_ith_pack_parameter_name,
5777 append_entry_to_tmpl_value_parm_die_table,
5778 gen_remaining_tmpl_value_param_die_attribute): New functions.
5779 (gen_subprogram_die): Generate debug info for template parameters
5780 if debug info level is higher than DINFO_LEVEL_TERSE.
5781 Use tree_add_const_value_attribute_for_decl instead of
5782 tree_add_const_value_attribute.
5783 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5784 instead of tree_add_const_value_attribute.
5785 (gen_struct_or_union_type_die): Generate debug
5786 info for template parameters if debug info level is higher than
5788 (tree_add_const_value_attribute): Handle integral and pointer
5789 constants. Update comment.
5790 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5791 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5792 (reference_to_unused): Fix thinko. Remove redundant predicates from
5794 (tree_add_const_value_attribute): Make this work for constant
5796 tree_add_const_value_attribute_for_decl is to be used for variable
5798 (add_location_or_const_value_attribute): Use
5799 tree_add_const_value_attribute_for_decl now.
5800 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5801 DW_TAG_template_value_param DIEs after function DIEs have been
5803 * langhooks.h (lang_hooks_for_types): Add
5804 get_argument_pack_elems.
5805 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5806 (lang_hooks): Added get_innermost_generic_parms,
5807 get_innermost_generic_args.
5808 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5809 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5810 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5811 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5813 2009-08-31 DJ Delorie <dj@redhat.com>
5815 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5816 it once we start generating the prologue or epilogue.
5817 (mep_call_saves_register): If the frame is locked, re-use
5819 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5820 (mep_expand_prologue): Call it.
5821 (mep_expand_epilogue): Likewise.
5822 (mep_start_function): Use the same logic as mep_expand_prologue.
5823 (mep_pass_by_reference): Make logic more readable.
5824 (mep_return_in_memory): Zero-sized objects are passed in memory.
5825 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5827 2009-08-31 Richard Guenther <rguenther@suse.de>
5829 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5830 to query if the memory regions for memmove overlap.
5831 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5832 asserts on pointers, instead deal with odd trees.
5833 (ptr_derefs_may_alias_p): Likewise.
5834 (refs_may_alias_p_1): Constructor bases also never alias.
5836 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5838 * doc/install.texi (Final install): Adjust reference on where to
5839 order printed manuals.
5841 2009-08-30 Olivier Hainque <hainque@adacore.com>
5843 * dwarf2out.c (switch_to_frame_table_section): Move
5844 definition prior to first use.
5846 2009-08-30 Richard Guenther <rguenther@suse.de>
5848 PR tree-optimization/41186
5849 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5850 (ao_ref_init_from_ptr_and_size): New function.
5851 (ref_maybe_used_by_call_p_1): Be more precise tracking
5852 used ranges for builtin functions.
5853 (ref_maybe_used_by_call_p): Adjust.
5854 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5855 ranges for builtin functions.
5856 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5858 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5861 * fwprop.c (get_reg_use_in): Delete.
5862 (free_load_extend): New function.
5863 (forward_propagate_subreg): Use it.
5865 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5867 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5869 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5872 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5875 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5877 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5878 fini or fini_array section.
5880 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5882 * graphite-dependences.c (graphite_legal_transform_bb): Call
5883 pbb_remove_duplicate_pdrs.
5884 * graphite-poly.c (can_collapse_pdr): Removed.
5885 (pdr_find_duplicate): Removed.
5886 (can_collapse_pdrs): New.
5887 (pbb_remove_duplicate_pdrs): New.
5888 (new_poly_dr): Do not look for duplicates.
5889 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5890 (PBB_PDR_DUPLICATES_REMOVED): New.
5891 (pbb_remove_duplicate_pdrs): Declared.
5893 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5895 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5896 the strides by multiplying by PDR_NB_REFS.
5897 * graphite-poly.c (can_collapse_pdr): New.
5898 (pdr_find_duplicate): New.
5899 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5900 Initialize PDR_NB_REFS.
5901 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5903 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5905 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5908 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5911 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5913 * graphite-dependences.c (pddr_original_scattering): Return NULL
5914 for read-read dependence relations.
5915 * graphite-poly.h (enum poly_dr_type): Fix comment.
5918 (pdr_may_write_p): New.
5920 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5922 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5923 (struct poly_dr): Same.
5924 (new_poly_dr): Same.
5925 * graphite-poly.c (new_poly_dr): Same.
5926 * graphite-dependences.c (dot_deps): Disable call to system.
5928 2009-08-28 Cary Coutant <ccoutant@google.com>
5931 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5932 struct/union/enum types local to a function.
5934 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5935 Sebastian Pop <sebastian.pop@amd.com>
5937 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5938 pbb_strip_mine_time_depth. Changed the implementation so that
5939 transformation is expressed as a transformation on
5940 time (scatttering) dimensions. Also, ensures that the 2d+1
5941 scheduling format is preserved.
5942 (pbb_strip_mine_profitable_p): Profitability is based on the
5943 iteration number of a given time (scattering) dimension,
5944 and not on a original loop depth dimension.
5945 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5946 (pbb_do_strip_mine): Call psct_dynamic_dim.
5947 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5948 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5949 (pbb_nb_dynamic_scattering_transform): New.
5950 (psct_dynamic_dim): New.
5952 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5954 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5955 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5956 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5957 * graphite-interchange.c (build_linearized_memory_access): Same.
5958 (memory_stride_in_loop): Same.
5960 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5962 * graphite-dependences.c (pddr_original_scattering): New.
5963 (graphite_legal_transform_dr): Call pddr_original_scattering.
5966 * graphite-dependences.h (dot_deps): Declared.
5967 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5968 (print_pdr): Print PDR_ID.
5969 * graphite-poly.h (struct poly_dr): Add field id.
5972 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5974 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5976 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5977 not delete the original dependence relation.
5979 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5981 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5982 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5983 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5984 (free_poly_ddr): New.
5985 (pddr_is_empty): New.
5986 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5987 (dependence_polyhedron): Same. Remove useless gcc_assert.
5989 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5990 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5991 * graphite-dependences.h (enum poly_dependence_kind): New.
5992 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5993 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5994 (PDRP_SINK): Renamed PDDR_SINK.
5995 (PDRP_DDP): Renamed PDDR_DDP.
5997 (free_poly_ddr): Declared.
5998 * graphite-poly.c (new_scop): Use the new hash function names.
5999 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6000 into original_pddrs.
6001 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6003 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6005 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6006 bounds with LT_EXPR to make niter analysis more precise on code
6007 generated by Graphite.
6009 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6011 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6012 (graphite_legal_transform_bb): Same.
6013 (poly_drs_may_alias_p): Same.
6015 2009-08-28 Richard Guenther <rguenther@suse.de>
6017 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6019 2009-08-28 Jan Beulich <jbeulich@novell.com>
6021 * config/i386/netware.c: Include langhooks.h.
6022 (i386_nlm_encode_section_info): Simplify.
6023 (netware_override_options): Delete.
6024 * config/i386/netware.h (netware_override_options): Delete
6026 (OVERRIDE_OPTIONS): Delete definition.
6027 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6028 (ASM_COMMENT_START): Define.
6029 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6031 2009-08-28 Jan Beulich <jbeulich@novell.com>
6033 * configure.ac: For in-tree ld, do a plain version check to
6034 determine whether comdat groups are supported.
6035 * configure: Regenerate.
6037 2009-08-28 Olivier Hainque <hainque@adacore.com>
6039 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6040 always defined. Reflect definition or absence of such for
6041 COLLECT_EXPORT_LIST. Readability helper.
6042 (scanfilter): New enum, to help control what symbols
6043 are to be considered or ignored by scan_prog_file.
6044 (enum pass): Rename as "scanpass", moved together with scanfilter
6045 prior to scan_prog_file's prototype.
6046 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6047 Group prototype with the scanpass/scanfilter definitions, factorize
6048 head comments for the several implementations at the prototype.
6049 (main): Reorganize the first pass link control to let AIX
6050 drag only the needed frame tables in executables. Prevent
6051 frame tables collection during the scan aimed at static ctors.
6052 Pre-link and scan for frame tables later to compensate.
6053 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6054 A C statement to issue assembly directives that create a reference
6055 to the given DWARF table identifier label from the current function
6057 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6058 to differentiate first time section entry. Only emit a .data
6059 tables start identifier label the first time around.
6060 (switch_to_frame_table_section): New function. Helper for
6061 output_call_frame_info to switch possibly BACK into the eh_frame
6062 or the debug_frame section depending on FOR_EH.
6063 (output_call_frame_info): Use helper to first enter the proper
6065 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6066 emit a link to the frame table start label from each function
6068 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6069 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6070 * config/rs6000/rs6000-protos.h: Declare it.
6071 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6073 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6075 * config/sh/sh.c (split_branches): Check the result of
6078 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6080 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6081 using -pthread -fopenmp
6083 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6085 * doc/service.texi (service directory): Update URL.
6087 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6089 PR rtl-optimization/40861
6090 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6091 extract word from a multi-word subreg for negative byte positions.
6093 2009-08-27 Tristan Gingold <gingold@adacore.com>
6094 Douglas B Rupp <rupp@gnat.com>
6096 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6097 (SECTION_VMS_OVERLAY): Define.
6098 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6100 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6102 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6103 common_object declarations.
6104 (ia64_section_type_flags): Set section flag for common_object.
6105 * config/ia64/ia64-protos.h
6106 (ia64_vms_output_aligned_decl_common): Declare.
6107 (ia64_vms_elf_asm_named_section): Declare.
6109 2009-08-27 Michael Matz <matz@suse.de>
6111 * expr.c (expand_expr_real_2): New function taking exploded
6112 unary or binary expression, split out from ...
6113 (expand_expr_real_1): ... here. Move over all unary/binary
6114 switch parts to above function, in particular these codes:
6115 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6116 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6117 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6118 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6119 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6120 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6121 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6122 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6123 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6124 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6125 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6126 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6127 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6128 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6129 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6130 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6131 VEC_PACK_FIX_TRUNC_EXPR.
6132 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6135 2009-08-27 Richard Guenther <rguenther@suse.de>
6137 * gengtype.c (main): Handle uint64_t.
6138 * ipa-utils.c (get_base_var): Indent properly.
6139 * tree-ssa-live.c (debug_scope_block): New function.
6140 * tree-flow.h (debug_scope_block): Declare.
6141 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6142 * basic-block.h (enum profile_status): Rename to
6143 enum profile_status_d.
6144 (x_profile_status): Adjust type.
6146 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6149 * dwarf2out.c (get_context_die): Declare this static function.
6150 (gen_type_die_with_usage): Make sure a DIE is a generated for
6151 the context of a typedef.
6153 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6155 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6158 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6160 * config/mips/mips-protos.h (mips_output_sync): Declare.
6161 (mips_sync_loop_insns): Likewise.
6162 (mips_output_sync_loop): Replace first two parameters with an rtx.
6163 * config/mips/mips.c (mips_multi_member): New structure.
6164 (mips_multi_members): New variable.
6165 (mips_multi_start): New function.
6166 (mips_multi_add): Likewise.
6167 (mips_multi_add_insn): Likewise.
6168 (mips_multi_add_label): Likewise.
6169 (mips_multi_last_index): Likewise.
6170 (mips_multi_copy_insn): Likewise.
6171 (mips_multi_set_operand): Likewise.
6172 (mips_multi_write): Likewise.
6173 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6174 (mips_init_print_operand_punct): Update accordingly.
6175 (mips_start_ll_sc_sync_block): New function.
6176 (mips_end_ll_sc_sync_block): Likewise.
6177 (mips_output_sync): Likewise.
6178 (mips_sync_insn1_template): Likewise.
6179 (mips_sync_insn2_template): Likewise.
6180 (mips_get_sync_operand): Likewise.
6181 (mips_process_sync_loop): Likewise.
6182 (mips_output_sync_loop): Use mips_process_sync_loop.
6183 (mips_sync_loop_insns): New function.
6184 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6185 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6186 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6187 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6188 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6189 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6190 (MIPS_SYNC_OLD_OP_12): Likewise.
6191 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6192 (MIPS_SYNC_NEW_OP_12): Likewise.
6193 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6194 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6195 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6196 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6197 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6198 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6199 * config/mips/mips.md (sync_mem): New attribute.
6200 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6201 (sync_exclusive_mask, sync_required_oldval): Likewise.
6202 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6203 (sync_release_barrier): Likewise.
6204 (length): Handle sync loops.
6205 (sync): Use mips_output_sync.
6206 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6207 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6208 and use mips_output_sync_loop.
6209 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6210 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6211 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6212 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6213 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6214 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6215 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6216 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6217 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6219 2009-08-26 Richard Guenther <rguenther@suse.de>
6222 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6223 the types to not match.
6224 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6226 * tree-ssa.c (useless_type_conversion_p): Conversions to
6227 pointers to unprototyped functions are useless.
6229 2009-08-26 Richard Guenther <rguenther@suse.de>
6231 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6232 whole-program condition, prepare to be called for non-globals.
6233 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6234 params build a representative with known type and track its fields.
6236 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6238 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6239 clearing by a taken branch.
6240 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6241 effectively after bbro pass.
6242 (sync_nand<mode>): Ditto.
6243 (sync_old_<fetchop_name><mode>): Ditto.
6244 (sync_old_nand<mode>): Ditto.
6245 (sync_new_<fetchop_name><mode>): Dito.
6246 (sync_new_nand<mode>): Ditto.
6247 (sync_compare_and_swap<mode>_1): Ditto.
6248 (*sync_compare_and_swap<mode>): Ditto.
6249 (sync_lock_test_and_set<mode>_1): Ditto.
6250 ("sync_lock_test_and_set<mode>): Ditto.
6252 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6254 * hwint.h (HOST_LONG_FORMAT): New macro
6255 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6256 Use HOST_PTR_PRINTF.
6257 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6258 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6259 (HOST_PTR_PRINTF): Document.
6261 2009-08-25 Jan Hubicka <jh@suse.cz>
6263 * config/i386/bmmintrin.h: Replace by #error.
6266 Michael Meissner <michael.meissner@amd.com>
6267 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6268 Tony Linthicum <tony.linthicum@amd.com>
6270 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6271 (TARGET_ROUND): New macro for the round/ptest instructions which
6272 are shared between SSE4.1 and SSE5.
6273 (OPTION_MASK_ISA_ROUND): Ditto.
6274 (OPTION_ISA_ROUND): Ditto.
6275 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6276 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6278 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6279 (-mfused-madd): New switch to give users control over whether the
6280 compiler optimizes to use the multiply/add SSE5 instructions.
6282 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6283 (ix86_handle_option): Turn off 3dnow if -msse5.
6284 (override_options): Add SSE5 support.
6285 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6287 (ix86_expand_sse_movcc): Add SSE5 support.
6288 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6289 vector type to the next largest size.
6290 (ix86_expand_sse5_pack): New function to use pperm to pack a
6291 vector type to the next smallest size.
6292 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6293 (IX86_BUILTIN_FMADDSD): Ditto.
6294 (IX86_BUILTIN_FMADDPS): Ditto.
6295 (IX86_BUILTIN_FMADDPD): Ditto.
6296 (IX86_BUILTIN_FMSUBSS): Ditto.
6297 (IX86_BUILTIN_FMSUBSD): Ditto.
6298 (IX86_BUILTIN_FMSUBPS): Ditto.
6299 (IX86_BUILTIN_FMSUBPD): Ditto.
6300 (IX86_BUILTIN_FNMADDSS): Ditto.
6301 (IX86_BUILTIN_FNMADDSD): Ditto.
6302 (IX86_BUILTIN_FNMADDPS): Ditto.
6303 (IX86_BUILTIN_FNMADDPD): Ditto.
6304 (IX86_BUILTIN_FNMSUBSS): Ditto.
6305 (IX86_BUILTIN_FNMSUBSD): Ditto.
6306 (IX86_BUILTIN_FNMSUBPS): Ditto.
6307 (IX86_BUILTIN_FNMSUBPD): Ditto.
6308 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6309 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6310 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6311 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6312 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6313 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6314 (IX86_BUILTIN_PPERM): Ditto.
6315 (IX86_BUILTIN_PERMPS): Ditto.
6316 (IX86_BUILTIN_PERMPD): Ditto.
6317 (IX86_BUILTIN_PMACSSWW): Ditto.
6318 (IX86_BUILTIN_PMACSWW): Ditto.
6319 (IX86_BUILTIN_PMACSSWD): Ditto.
6320 (IX86_BUILTIN_PMACSWD): Ditto.
6321 (IX86_BUILTIN_PMACSSDD): Ditto.
6322 (IX86_BUILTIN_PMACSDD): Ditto.
6323 (IX86_BUILTIN_PMACSSDQL): Ditto.
6324 (IX86_BUILTIN_PMACSSDQH): Ditto.
6325 (IX86_BUILTIN_PMACSDQL): Ditto.
6326 (IX86_BUILTIN_PMACSDQH): Ditto.
6327 (IX86_BUILTIN_PMADCSSWD): Ditto.
6328 (IX86_BUILTIN_PMADCSWD): Ditto.
6329 (IX86_BUILTIN_PHADDBW): Ditto.
6330 (IX86_BUILTIN_PHADDBD): Ditto.
6331 (IX86_BUILTIN_PHADDBQ): Ditto.
6332 (IX86_BUILTIN_PHADDWD): Ditto.
6333 (IX86_BUILTIN_PHADDWQ): Ditto.
6334 (IX86_BUILTIN_PHADDDQ): Ditto.
6335 (IX86_BUILTIN_PHADDUBW): Ditto.
6336 (IX86_BUILTIN_PHADDUBD): Ditto.
6337 (IX86_BUILTIN_PHADDUBQ): Ditto.
6338 (IX86_BUILTIN_PHADDUWD): Ditto.
6339 (IX86_BUILTIN_PHADDUWQ): Ditto.
6340 (IX86_BUILTIN_PHADDUDQ): Ditto.
6341 (IX86_BUILTIN_PHSUBBW): Ditto.
6342 (IX86_BUILTIN_PHSUBWD): Ditto.
6343 (IX86_BUILTIN_PHSUBDQ): Ditto.
6344 (IX86_BUILTIN_PROTB): Ditto.
6345 (IX86_BUILTIN_PROTW): Ditto.
6346 (IX86_BUILTIN_PROTD): Ditto.
6347 (IX86_BUILTIN_PROTQ): Ditto.
6348 (IX86_BUILTIN_PROTB_IMM): Ditto.
6349 (IX86_BUILTIN_PROTW_IMM): Ditto.
6350 (IX86_BUILTIN_PROTD_IMM): Ditto.
6351 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6352 (IX86_BUILTIN_PSHLB): Ditto.
6353 (IX86_BUILTIN_PSHLW): Ditto.
6354 (IX86_BUILTIN_PSHLD): Ditto.
6355 (IX86_BUILTIN_PSHLQ): Ditto.
6356 (IX86_BUILTIN_PSHAB): Ditto.
6357 (IX86_BUILTIN_PSHAW): Ditto.
6358 (IX86_BUILTIN_PSHAD): Ditto.
6359 (IX86_BUILTIN_PSHAQ): Ditto.
6360 (IX86_BUILTIN_FRCZSS): Ditto.
6361 (IX86_BUILTIN_FRCZSD): Ditto.
6362 (IX86_BUILTIN_FRCZPS): Ditto.
6363 (IX86_BUILTIN_FRCZPD): Ditto.
6364 (IX86_BUILTIN_CVTPH2PS): Ditto.
6365 (IX86_BUILTIN_CVTPS2PH): Ditto.
6366 (IX86_BUILTIN_COMEQSS): Ditto.
6367 (IX86_BUILTIN_COMNESS): Ditto.
6368 (IX86_BUILTIN_COMLTSS): Ditto.
6369 (IX86_BUILTIN_COMLESS): Ditto.
6370 (IX86_BUILTIN_COMGTSS): Ditto.
6371 (IX86_BUILTIN_COMGESS): Ditto.
6372 (IX86_BUILTIN_COMUEQSS): Ditto.
6373 (IX86_BUILTIN_COMUNESS): Ditto.
6374 (IX86_BUILTIN_COMULTSS): Ditto.
6375 (IX86_BUILTIN_COMULESS): Ditto.
6376 (IX86_BUILTIN_COMUGTSS): Ditto.
6377 (IX86_BUILTIN_COMUGESS): Ditto.
6378 (IX86_BUILTIN_COMORDSS): Ditto.
6379 (IX86_BUILTIN_COMUNORDSS): Ditto.
6380 (IX86_BUILTIN_COMFALSESS): Ditto.
6381 (IX86_BUILTIN_COMTRUESS): Ditto.
6382 (IX86_BUILTIN_COMEQSD): Ditto.
6383 (IX86_BUILTIN_COMNESD): Ditto.
6384 (IX86_BUILTIN_COMLTSD): Ditto.
6385 (IX86_BUILTIN_COMLESD): Ditto.
6386 (IX86_BUILTIN_COMGTSD): Ditto.
6387 (IX86_BUILTIN_COMGESD): Ditto.
6388 (IX86_BUILTIN_COMUEQSD): Ditto.
6389 (IX86_BUILTIN_COMUNESD): Ditto.
6390 (IX86_BUILTIN_COMULTSD): Ditto.
6391 (IX86_BUILTIN_COMULESD): Ditto.
6392 (IX86_BUILTIN_COMUGTSD): Ditto.
6393 (IX86_BUILTIN_COMUGESD): Ditto.
6394 (IX86_BUILTIN_COMORDSD): Ditto.
6395 (IX86_BUILTIN_COMUNORDSD): Ditto.
6396 (IX86_BUILTIN_COMFALSESD): Ditto.
6397 (IX86_BUILTIN_COMTRUESD): Ditto.
6398 (IX86_BUILTIN_COMEQPS): Ditto.
6399 (IX86_BUILTIN_COMNEPS): Ditto.
6400 (IX86_BUILTIN_COMLTPS): Ditto.
6401 (IX86_BUILTIN_COMLEPS): Ditto.
6402 (IX86_BUILTIN_COMGTPS): Ditto.
6403 (IX86_BUILTIN_COMGEPS): Ditto.
6404 (IX86_BUILTIN_COMUEQPS): Ditto.
6405 (IX86_BUILTIN_COMUNEPS): Ditto.
6406 (IX86_BUILTIN_COMULTPS): Ditto.
6407 (IX86_BUILTIN_COMULEPS): Ditto.
6408 (IX86_BUILTIN_COMUGTPS): Ditto.
6409 (IX86_BUILTIN_COMUGEPS): Ditto.
6410 (IX86_BUILTIN_COMORDPS): Ditto.
6411 (IX86_BUILTIN_COMUNORDPS): Ditto.
6412 (IX86_BUILTIN_COMFALSEPS): Ditto.
6413 (IX86_BUILTIN_COMTRUEPS): Ditto.
6414 (IX86_BUILTIN_COMEQPD): Ditto.
6415 (IX86_BUILTIN_COMNEPD): Ditto.
6416 (IX86_BUILTIN_COMLTPD): Ditto.
6417 (IX86_BUILTIN_COMLEPD): Ditto.
6418 (IX86_BUILTIN_COMGTPD): Ditto.
6419 (IX86_BUILTIN_COMGEPD): Ditto.
6420 (IX86_BUILTIN_COMUEQPD): Ditto.
6421 (IX86_BUILTIN_COMUNEPD): Ditto.
6422 (IX86_BUILTIN_COMULTPD): Ditto.
6423 (IX86_BUILTIN_COMULEPD): Ditto.
6424 (IX86_BUILTIN_COMUGTPD): Ditto.
6425 (IX86_BUILTIN_COMUGEPD): Ditto.
6426 (IX86_BUILTIN_COMORDPD): Ditto.
6427 (IX86_BUILTIN_COMUNORDPD): Ditto.
6428 (IX86_BUILTIN_COMFALSEPD): Ditto.
6429 (IX86_BUILTIN_COMTRUEPD): Ditto.
6430 (IX86_BUILTIN_PCOMEQUB): Ditto.
6431 (IX86_BUILTIN_PCOMNEUB): Ditto.
6432 (IX86_BUILTIN_PCOMLTUB): Ditto.
6433 (IX86_BUILTIN_PCOMLEUB): Ditto.
6434 (IX86_BUILTIN_PCOMGTUB): Ditto.
6435 (IX86_BUILTIN_PCOMGEUB): Ditto.
6436 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6437 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6438 (IX86_BUILTIN_PCOMEQUW): Ditto.
6439 (IX86_BUILTIN_PCOMNEUW): Ditto.
6440 (IX86_BUILTIN_PCOMLTUW): Ditto.
6441 (IX86_BUILTIN_PCOMLEUW): Ditto.
6442 (IX86_BUILTIN_PCOMGTUW): Ditto.
6443 (IX86_BUILTIN_PCOMGEUW): Ditto.
6444 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6445 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6446 (IX86_BUILTIN_PCOMEQUD): Ditto.
6447 (IX86_BUILTIN_PCOMNEUD): Ditto.
6448 (IX86_BUILTIN_PCOMLTUD): Ditto.
6449 (IX86_BUILTIN_PCOMLEUD): Ditto.
6450 (IX86_BUILTIN_PCOMGTUD): Ditto.
6451 (IX86_BUILTIN_PCOMGEUD): Ditto.
6452 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6453 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6454 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6455 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6456 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6457 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6458 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6459 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6460 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6461 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6462 (IX86_BUILTIN_PCOMEQB): Ditto.
6463 (IX86_BUILTIN_PCOMNEB): Ditto.
6464 (IX86_BUILTIN_PCOMLTB): Ditto.
6465 (IX86_BUILTIN_PCOMLEB): Ditto.
6466 (IX86_BUILTIN_PCOMGTB): Ditto.
6467 (IX86_BUILTIN_PCOMGEB): Ditto.
6468 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6469 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6470 (IX86_BUILTIN_PCOMEQW): Ditto.
6471 (IX86_BUILTIN_PCOMNEW): Ditto.
6472 (IX86_BUILTIN_PCOMLTW): Ditto.
6473 (IX86_BUILTIN_PCOMLEW): Ditto.
6474 (IX86_BUILTIN_PCOMGTW): Ditto.
6475 (IX86_BUILTIN_PCOMGEW): Ditto.
6476 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6477 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6478 (IX86_BUILTIN_PCOMEQD): Ditto.
6479 (IX86_BUILTIN_PCOMNED): Ditto.
6480 (IX86_BUILTIN_PCOMLTD): Ditto.
6481 (IX86_BUILTIN_PCOMLED): Ditto.
6482 (IX86_BUILTIN_PCOMGTD): Ditto.
6483 (IX86_BUILTIN_PCOMGED): Ditto.
6484 (IX86_BUILTIN_PCOMFALSED): Ditto.
6485 (IX86_BUILTIN_PCOMTRUED): Ditto.
6486 (IX86_BUILTIN_PCOMEQQ): Ditto.
6487 (IX86_BUILTIN_PCOMNEQ): Ditto.
6488 (IX86_BUILTIN_PCOMLTQ): Ditto.
6489 (IX86_BUILTIN_PCOMLEQ): Ditto.
6490 (IX86_BUILTIN_PCOMGTQ): Ditto.
6491 (IX86_BUILTIN_PCOMGEQ): Ditto.
6492 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6493 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6494 (enum multi_arg_type): New enum for describing the various SSE5
6495 intrinsic argument types.
6496 (bdesc_multi_arg): New table for SSE5 intrinsics.
6497 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6498 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6500 (ix86_expand_builtin): Add SSE5 intrinsic support.
6501 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6502 operand instructions.
6503 (ix86_expand_sse5_multiple_memory): New function to split the
6504 second memory reference from SSE5 instructions.
6505 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6506 (ix86_return_pops_args): Use stdarg_p to determine if the function
6507 has variable arguments.
6508 (ix86_setup_incoming_varargs): Ditto.
6509 (x86_this_parameter): Ditto.
6511 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6513 (ix86_expand_sse5_pack): Ditto.
6514 (ix86_sse5_valid_op_p): Ditto.
6515 (ix86_expand_sse5_multiple_memory): Ditto.
6517 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6518 constant for SSE5 support.
6519 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6520 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6521 (UNSPEC_SSE5_PERMUTE): Ditto.
6522 (UNSPEC_SSE5_ASHIFT): Ditto.
6523 (UNSPEC_SSE5_LSHIFT): Ditto.
6524 (UNSPEC_FRCZ): Ditto.
6525 (UNSPEC_CVTPH2PS): Ditto.
6526 (UNSPEC_CVTPS2PH): Ditto.
6527 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6529 (COM_FALSE_S): Ditto.
6530 (COM_FALSE_P): Ditto.
6531 (COM_TRUE_S): Ditto.
6532 (COM_TRUE_P): Ditto.
6533 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6534 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6536 (memory attribute): Ditto.
6537 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6538 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6539 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6540 (floor<mode>2): Ditto.
6541 (ceil<mode>2): Ditto.
6542 (btrunc<mode>2): Ditto.
6543 (nearbyintdf2): Ditto.
6544 (nearbyintsf2): Ditto.
6545 (sse_setccsf): Disable if SSE5.
6546 (sse_setccdf): Ditto.
6547 (sse5_setcc<mode>): New support for SSE5 conditional move.
6548 (sse5_pcmov_<mode>): Ditto.
6550 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6552 (SSEMODEF2P): Ditto.
6553 (ssemodesuffixf4): New mode attribute for SSE5.
6554 (ssemodesuffixf2s): Ditto.
6555 (ssemodesuffixf2c): Ditto.
6556 (sserotatemax): Ditto.
6557 (ssescalarmode): Ditto.
6558 (sse_maskcmpv4sf3): Disable if SSE5.
6559 (sse_maskcmpv2df3): Ditto.
6560 (sse_vmmaskcmpv4sf3): Ditto.
6561 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6562 (sse5_vmfmadd<mode>4): Ditto.
6563 (sse5_fmsub<mode>4): Ditto.
6564 (sse5_vmfmsub<mode>4): Ditto.
6565 (sse5_fnmadd<mode>4): Ditto.
6566 (sse5_vmfnmadd<mode>4): Ditto.
6567 (sse5_fnmsub<mode>4): Ditto.
6568 (sse5_vmfnmsub<mode>4): Ditto.
6569 (sse5i_fmadd<mode>4): Ditto.
6570 (sse5i_fmsub<mode>4): Ditto.
6571 (sse5i_fnmadd<mode>4): Ditto.
6572 (sse5i_fnmsub<mode>4): Ditto.
6573 (sse5i_vmfmadd<mode>4): Ditto.
6574 (sse5i_vmfmsub<mode>4): Ditto.
6575 (sse5i_vmfnmadd<mode>4): Ditto.
6576 (sse5i_vmfnmsub<mode>4): Ditto.
6577 (mulv16qi3): Add SSE5 support.
6579 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6580 (sse2_mulv4si3): Disable if SSE5.
6581 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6582 (sse4_1_roundps): Ditto.
6583 (sse4_1_roundsd): Ditto.
6584 (sse4_1_roundss): Ditto.
6585 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6587 (sse_maskcmpsf3): Ditto.
6588 (sse_vmmaskcmpv4sf3): Ditto.
6589 (sse2_maskcmpv2df3): Ditto.
6590 (sse2_maskcmpdf3): Ditto.
6591 (sse2_vmmaskcmpv2df3): Ditto.
6592 (sse2_eq<mode>3): Ditto.
6593 (sse2_gt<mode>3): Ditto.
6594 (sse5_pcmov_<mode>): Add SSE5 support.
6595 (vec_unpacku_hi_v16qi): Ditto.
6596 (vec_unpacks_hi_v16qi): Ditto.
6597 (vec_unpacku_lo_v16qi): Ditto.
6598 (vec_unpacks_lo_v16qi): Ditto.
6599 (vec_unpacku_hi_v8hi): Ditto.
6600 (vec_unpacks_hi_v8hi): Ditto.
6601 (vec_unpacku_lo_v8hi): Ditto.
6602 (vec_unpacks_lo_v8hi): Ditto.
6603 (vec_unpacku_hi_v4si): Ditto.
6604 (vec_unpacks_hi_v4si): Ditto.
6605 (vec_unpacku_lo_v4si): Ditto.
6606 (vec_unpacks_lo_v4si): Ditto.
6607 (sse5_pmacsww): New SSE5 intrinsic insn.
6608 (sse5_pmacssww): Ditto.
6609 (sse5_pmacsdd): Ditto.
6610 (sse5_pmacssdd): Ditto.
6611 (sse5_pmacssdql): Ditto.
6612 (sse5_pmacssdqh): Ditto.
6613 (sse5_pmacsdqh): Ditto.
6614 (sse5_pmacsswd): Ditto.
6615 (sse5_pmacswd): Ditto.
6616 (sse5_pmadcsswd): Ditto.
6617 (sse5_pmadcswd): Ditto.
6618 (sse5_pcmov_<move>): Conditional move support on SSE5.
6619 (sse5_phaddbw): New SSE5 intrinsic insn.
6620 (sse5_phaddbd): Ditto.
6621 (sse5_phaddbq): Ditto.
6622 (sse5_phaddwd): Ditto.
6623 (sse5_phaddwq): Ditto.
6624 (sse5_phadddq): Ditto.
6625 (sse5_phaddubw): Ditto.
6626 (sse5_phaddubd): Ditto.
6627 (sse5_phaddubq): Ditto.
6628 (sse5_phadduwd): Ditto.
6629 (sse5_phadduwq): Ditto.
6630 (sse5_phaddudq): Ditto.
6631 (sse5_phsubbw): Ditto.
6632 (sse5_phsubwd): Ditto.
6633 (sse5_phsubdq): Ditto.
6634 (sse5_pperm): Ditto.
6635 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6636 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6637 (sse5_pperm_sign_v8hi_v4si): Ditto.
6638 (sse5_pperm_zero_v8hi_v4si): Ditto.
6639 (sse5_pperm_sign_v4si_v2di): Ditto.
6640 (sse5_pperm_sign_v4si_v2di): Ditto.
6641 (sse5_pperm_pack_v2di_v4si): Ditto.
6642 (sse5_pperm_pack_v4si_v8hi): Ditto.
6643 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6644 (sse5_perm<mode>): New SSE5 intrinsic insn.
6645 (rotl<mode>3): Ditto.
6646 (sse5_rotl<mode>3): Ditto.
6647 (sse5_ashl<mode>3): Ditto.
6648 (sse5_lshl<mode>3): Ditto.
6649 (sse5_frcz<mode>2): Ditto.
6650 (sse5s_frcz<mode>2): Ditto.
6651 (sse5_cvtph2ps): Ditto.
6652 (sse5_cvtps2ph): Ditto.
6653 (sse5_vmmaskcmp<mode>3): Ditto.
6654 (sse5_com_tf<mode>3): Ditto.
6655 (sse5_maskcmp<mode>3): Ditto.
6656 (sse5_maskcmp_uns<mode>3): Ditto.
6657 (sse5_maskcmp_uns2<mode>3): Ditto.
6658 (sse5_pcom_tf<mode>3): Ditto.
6660 * config/i386/predicates.md (sse5_comparison_float_operator):
6661 New predicate to match the comparison operators supported by
6662 the SSE5 com instruction.
6663 (ix86_comparison_int_operator): New predicate to match just the
6664 signed int comparisons.
6665 (ix86_comparison_uns_operator): New predicate to match just the
6666 unsigned int comparisons.
6668 * doc/invoke.texi (-msse5): Add documentation.
6669 (-mfused-madd): Ditto.
6671 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6673 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6675 (x86_64-*-*): Ditto.
6677 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6679 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6680 intrinisics for SSE5.
6682 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6685 * config/i386/mmintrin-common.h: New file, to contain common
6686 instructions between SSE4.1 and SSE5.
6688 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6689 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6690 (gen_regparm_prefix): Ditto.
6692 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6693 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6694 prototype_p to determine if a function is prototyped.
6696 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6698 * c-common.c (c_common_reswords) add the alignof keyword,
6699 with same RID as __alignof and __alignof__
6701 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6703 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6704 * hooks.c (hook_bool_const_int_const_int_true): New function.
6705 * target.h (struct gcc_target): Add can_eliminate field.
6706 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6707 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6708 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6709 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6710 (elim_table): Revise comment.
6711 * system.h (CAN_ELIMINATE): Poison.
6712 * defaults.h (CAN_ELIMINATE): Remove.
6713 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6715 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6716 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6718 (alpha_vms_can_eliminate): Declare as static, change return type to
6720 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6722 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6723 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6724 (arm_can_eliminate): New function.
6726 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6727 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6728 (avr_can_eliminate): Declare as static.
6729 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6731 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6732 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6733 (bfin_can_eliminate): New function.
6735 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6736 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6737 (crx_can_eliminate): New function.
6739 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6740 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6741 (fr30_can_eliminate): New function.
6743 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6744 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6745 (frv_can_eliminate): New function.
6747 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6748 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6749 (h8300_can_eliminate): New function.
6751 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6752 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6753 (i386_can_eliminate): Declare as static, change return type to bool.
6754 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6756 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6757 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6758 (ia64_can_eliminate): New function.
6760 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6761 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6762 (iq2000_can_eliminate): New function.
6764 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6765 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6766 (m32r_can_eliminate): New function.
6768 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6769 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6770 (m68hc11_can_eliminate): New function.
6772 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6773 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6774 (m68k_can_eliminate): New function.
6776 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6777 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6778 (mep_can_eliminate): New function.
6780 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6781 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6782 (mips_can_eliminate): New function.
6784 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6785 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6786 (rs6000_can_eliminate): New function.
6788 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6789 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6790 (s390_can_eliminate): Declare as static.
6791 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6793 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6794 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6795 (score_can_eliminate): New function.
6797 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6798 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6799 (sparc_can_eliminate): Declare as static.
6800 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6802 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6803 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6804 (xstormy16_can_eliminate): New function.
6806 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6807 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6808 (v850_can_eliminate): New function.
6810 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6812 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6813 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6814 (*movdfcc_ext[1234]): Disable for IEEE mode.
6816 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6818 * gimplify.c (prepare_gimple_addressable): New static function.
6819 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6821 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6822 manually fiddling with it.
6824 2009-08-25 Michael Matz <matz@suse.de>
6826 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6827 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6829 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6830 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6831 (do_jump): Split out code for simple binary comparisons into ...
6832 (do_jump_1): ... this, taking the individual operands and code.
6833 Change callers to helper function above accordingly.
6834 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6837 2009-08-25 Michael Matz <matz@suse.de>
6839 * expr.h (struct separate_ops, sepops): New type for passing
6840 around an exploded simple expression.
6841 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6842 Use this structure instead of expression tree.
6843 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6844 expression, only its type.
6845 (expand_vec_cond_expr): Take type and individual operands instead
6847 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6848 expand_vec_shift_expr): Change prototype accordingly.
6849 * tree-vect-stmts.c (vectorizable_condition): Change call of
6850 expand_vec_cond_expr_p to pass only type.
6851 * expr.c (do_store_flags): Change prototype and implementation
6852 to take an exploded expression.
6853 (expand_expr_real_1): New local ops initialized with details
6854 of the full expression. Use it instead of full
6855 expression in calls to do_store_flags, expand_vec_cond_expr,
6856 expand_widen_pattern_expr and expand_vec_shift_expr.
6858 2009-08-25 Michael Matz <matz@suse.de>
6860 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6861 treeop2 initialized with first three operands of the full expression.
6862 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6864 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6866 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6867 (__gthread_objc_condition_allocate): Mark arguments as unused.
6868 (__gthread_objc_condition_deallocate): Likewise.
6869 (__gthread_objc_condition_wait): Likewise.
6870 (__gthread_objc_condition_broadcast): Likewise.
6871 (__gthread_objc_condition_signal): Likewise.
6872 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6873 (__gthread_objc_thread_id): Likewise.
6875 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6878 * tree-pretty-print.c (print_call_name): Print the correct call name
6879 for procedure pointer components.
6881 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6883 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6884 default_promote_function_mode when not VMS.
6886 2009-08-24 Olivier Hainque <hainque@adacore.com>
6888 * convert.c (convert_to_integer): Don't assume an input pointer is
6889 POINTER_SIZE wide. Fetch from the type instead.
6891 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6893 * configure.ac (AC_PREREQ): Bump to 2.64.
6895 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6897 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6898 (process_command): Don't search standard_exec_prefix_1 and
6899 standard_exec_prefix_2.
6901 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6903 * config/arm/arm.c (output_return_instruction): Handle for
6906 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6908 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6910 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6912 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6913 (*arm_movdf_vfp): Likewise.
6915 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6917 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6918 (vashr<mode>3): Rename from ashr<mode>3.
6919 (vlshr<mode>3): Rename from lshr<mode>3.
6921 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6924 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6925 (check_format_info_main): Use scalar_identify_flag.
6926 (check_format_types): Check for scalar size identity if
6927 scalar_identify_flag is set.
6928 (printf_length_specs): Extend by new field.
6929 (asm_fprintf_length_specs): Likewise.
6930 (gcc_diag_length_specs): Likewise.
6931 (scanf_length_specs): Likewise.
6932 (strfmon_length_specs): Likewise.
6933 (gcc_gfc_length_specs): Likewise.
6934 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6935 (ms_printf_flag_specs): Likewise.
6936 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6938 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6941 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6942 (*call_value_pop_1): Ditto.
6943 (*sibcall_pop_1): New insn pattern.
6944 (*sibcall_value_pop_1): Ditto.
6946 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6949 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6952 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6955 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6956 (get_reg_use_in): New function.
6957 (forward_propagate_subreg): Propagate through subreg of zero_extend
6960 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6962 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6963 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6965 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6967 * configure.ac: Remove --with-datarootdir, --with-docdir,
6968 --with-htmldir switches. No need to call AC_SUBST for
6969 datarootdir, docdir, htmldir any more.
6970 * configure: Regenerate.
6971 * doc/install.texi (Configuration): Document --datarootdir,
6972 --docdir, --htmldir, --pdfdir; update documentation for
6973 --infodir, --mandir.
6974 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6977 * aclocal.m4: Regenerate.
6978 * config.in: Regenerate.
6979 * configure: Regenerate.
6981 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6982 Olivier Hainque <hainque@adacore.com>
6984 * config/ia64/ia64.c: Include libfuncs.h.
6985 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6986 (ia64_expand_call): Use reg 25 on VMS.
6987 (ia64_initialize_trampoline): Fix for VMS ABI.
6988 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6989 (ia64_function_arg): Initialize reg 25 on VMS.
6990 Fix OpenVMS ABI issues for varargs.
6991 For OpenVMS, emit the Argument Information register set in the
6992 incoming/sibcall case as well.
6993 (ia64_arg_type): New function.
6994 (ia64_function_arg_advance): Keep track of cum->words.
6995 Fix OpenVMS ABI issues for varargs.
6996 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6997 (ia64_override_options): Set flag_no_common on VMS.
6998 (ia64_init_builtins): Disable FWRITE builtin.
6999 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7000 (ia64_vms_init_libfuncs): Add decc$ routines.
7001 (ia64_vms_valid_pointer_mode): New function.
7002 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7003 (ia64_promote_function_mode): New function
7004 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7005 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7006 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7007 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7008 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7009 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7010 Suppress trailing '#' if VALUE is numeric.
7011 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7012 ia64_promote_function_mode.
7013 (TARGET_VALID_POINTER_MODE): Define.
7015 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7018 * config/rs6000/rs6000.c (rs6000_override_options): Use
7019 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7022 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7023 reporting of vector + decimal/boolean/complex error.
7025 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7027 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7028 __vector double TYPE_DECL.
7030 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7032 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7033 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7034 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7035 to pointer to enum machine_mode. Update all callers as needed.
7037 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7039 * config/alpha/alpha.md (exception_receiver): Emit alternative
7040 GP load sequence if flag_reorder_blocks_and_partition is set.
7041 (*exception_receiver_2): Also enable when
7042 flag_reorder_blocks_and_partition is set.
7044 2009-08-20 Matt Rice <ratmice@gmail.com>
7045 Diego Novillo <dnovillo@google.com>
7047 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7050 2009-08-20 Richard Guenther <rguenther@suse.de>
7052 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7053 * c-tree.h (c_dup_lang_specific_decl): Remove.
7054 (struct lang_decl, struct lang_type): Move definitions ...
7055 * c-lang.h: ... here. New file.
7056 * c-decl.c: Include c-lang.h.
7057 (c_dup_lang_specific_decl): Remove.
7058 * c-typeck.c: Include c-lang.h.
7059 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7060 (c-typeck.o): Likewise.
7061 * c-config-lang.in (gtfiles): Add c-lang.h.
7062 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7065 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7067 * config/alpha/alpha.c (alpha_end_function): Do not clear
7068 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7069 this is now handled in generic code.
7071 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7073 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7074 (s390_z10_fix_long_loop_prediction): New function.
7075 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7076 (s390_reorg): Walk over the INSNs and invoke
7077 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7079 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7081 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7082 "*brx_64bit", "*brx_31bit"): New patterns.
7083 * config/s390/s390.c ('E'): New output modifier.
7085 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7086 Richard Earnshaw <richard.earnshaw@arm.com>
7088 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7089 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7091 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7093 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7095 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7096 for mode mode of operand0 when doing secondary reload for SAR.
7098 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7101 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7102 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7104 2009-08-19 Jason Merrill <jason@redhat.com>
7106 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7107 supported template depth in C++0x.
7109 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7111 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7112 free_after_compilation.
7113 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7114 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7115 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7116 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7117 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7118 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7119 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7121 2009-08-19 Ian Lance Taylor <iant@google.com>
7123 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7124 of (plus (mult (neg B) C) A).
7126 2009-08-18 Michael Matz <matz@suse.de>
7128 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7129 instead of comparing TYPE_MAIN_VARIANT for equality.
7130 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7131 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7132 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7133 * gimplify.c (goa_lhs_expr_p): Ditto and use
7134 STRIP_USELESS_TYPE_CONVERSION.
7136 2009-08-18 Michael Matz <matz@suse.de>
7138 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7139 first field in a struct.
7140 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7142 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7144 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7145 locators before emit_insn is called. Remove assert that
7147 (alpha_end_function): Clear crtl->emit structure and free insn
7148 locators if cfun->is_thunk is true.
7150 2009-08-18 Jason Merrill <jason@redhat.com>
7152 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7154 * configure.ac: Test for it.
7155 * configure, config.in: Regenerate.
7156 * doc/install.texi: Document --enable-gnu-unique-object.
7158 2009-08-18 Richard Guenther <rguenther@suse.de>
7161 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7162 pow(x,y*z) only if x is nonnegative.
7164 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7166 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7170 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7171 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7173 2009-08-17 DJ Delorie <dj@redhat.com>
7175 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7176 * config/m32c/prologue.md (epilogue_freit): New.
7178 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7179 (bank_switch_p): Likewise.
7180 (fast_interrupt_p): Likewise.
7181 (interrupt_p): Likewise.
7182 (m32c_conditional_register_usage): Round memregs size up.
7183 (need_to_save): We only need to save $a0 when we use ENTER.
7184 (interrupt_p): Check for fast_interrupt too.
7185 (bank_switch_p): New.
7186 (fast_interrupt_p): New.
7187 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7188 (m32c_emit_prolog): Support bank switching and fast interrupts.
7189 * doc/extend.texi (Function Attributes): Add bank_switch and
7192 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7194 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7195 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7197 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7199 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7200 (menu): Add IA-64/VMS Options.
7201 (IA-64/VMS Options): Likewise.
7203 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7206 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7208 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7210 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7211 (mips_pop_asm_switch): Likewise.
7212 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7214 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7215 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7216 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7217 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7218 instead of set_noreorder.
7219 (mips_output_function_prologue): Use the new functions.
7220 (mips_output_function_epilogue): Likewise.
7221 (mips_need_noat_wrapper_p): New function, split out from...
7222 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7223 Use mips_push_asm_switch and mips_pop_asm_switch.
7224 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7225 and mips_pop_asm_switch.
7226 (ASM_OUTPUT_REG_POP): Likewise.
7227 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7228 Use mips_pop_asm_switch.
7229 (mips_asm_switch): New structure.
7230 (set_noreorder, set_nomacro): Replace with...
7231 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7232 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7233 instead of set_nomacro.
7234 (fix_truncsfsi2_macro): Likewise.
7235 (cprestore): Likewise.
7236 (hazard): Use mips_noreorder instead of set_noreorder.
7237 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7239 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7241 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7242 from prev_active_insn.
7244 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7246 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7247 * config/avr/avr.c (avr_override_options): Initialize
7248 avr_current_arch variable.
7249 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7250 __AVR_HAVE_16BIT_SP__ according to the device type.
7251 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7253 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7254 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7256 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7259 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7260 generating inlined subroutine die only. We shouldn't be
7261 called for anything else.
7262 (gen_block_die): Don't generate inline subroutine debug info for
7265 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7267 * graphite-poly.c (print_pbb): Print PBB index.
7269 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7272 * graphite-interchange.c (ppl_max_for_le): Moved...
7273 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7274 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7275 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7276 * graphite-ppl.h (ppl_max_for_le): Declared.
7278 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7280 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7281 supported on all platforms.
7282 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7283 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7284 * c-pragma.c: Likewise.
7285 * target-def.h (TARGET_INITIALIZER): Remove
7286 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7287 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7289 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7291 * config/ia64/fde-vms.c: New file.
7292 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7293 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7294 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7295 (uw_frame_state_for): Only register a personality routine if it is
7296 known to be compatible with our expectations.
7297 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7298 Declare unw_table_entry stack variable and
7299 mod all calls to _Unwind_FindTableEntry to add arg.
7300 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7301 (_Unwind_FindTableEntry): Add arg to prototype.
7303 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7305 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7306 field 'signal_pfs_loc'.
7307 (uw_frame_state_for): Remove duplicate code dealing with leaf
7308 procedures without unwind info.
7309 If in the frame after unwinding through a signal handler, restore
7310 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7311 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7312 'pfs_loc' to the AR.PFS location in the signal context; instead
7313 set 'signal_pfs_loc'.
7314 Manually generate the unwind info for the AR.PFS register.
7315 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7316 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7317 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7318 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7319 instead set 'signal_pfs_loc'.
7320 Remove code preventing the AR.PFS register from being restored
7321 from the signal context.
7323 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7324 Tristan Gingold <gingold@adacore.com>
7326 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7327 * config/ia64/t-vms: New file.
7328 * config/ia64/vms64.h: New file.
7329 * config/ia64/vms.h: New file.
7330 * config/ia64/vms-crtinit.asm: New file.
7331 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7332 * config/ia64/vms-unwind.h: New file.
7334 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7336 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7339 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7342 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7344 * real.h (do_mpc_arg2): ... here.
7345 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7348 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7350 * final.c (add_debug_prefix_map): Don't use GC memory for
7351 old_prefix and new_prefix.
7353 2009-08-14 Richard Guenther <rguenther@suse.de>
7355 * ipa-prop.c (compute_complex_pass_through): If we cannot
7356 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7358 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7360 * c-lex.c (c_lex_with_flags): Increase size of local variable
7361 to avoid memory clobber.
7363 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7366 * config/i386/i386.c (ix86_fp_comparison_strategy):
7367 Only enable/disable sahf at function granularity.
7369 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7371 PR rtl-optimization/41064
7372 * reload1.c (reload_as_needed): Don't call extract_insn
7373 for known invalid replacements after calling
7374 validate_replace_rtx_group and verify_changes.
7376 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7379 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7380 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7381 ix86_expand_fp_vcond.
7382 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7383 Assert that operation is supported by ix86_expand_int_vcond.
7384 (vcondu<SSEMODE124C8:mode>): Ditto.
7386 2009-08-13 DJ Delorie <dj@redhat.com>
7388 * config/i386/djgpp-stdint.h: New.
7389 * config.gcc (djgpp): Use it.
7391 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7393 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7394 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7396 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7398 * tree-ssa-loop-prefetch.c
7399 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7400 for long-stride pruning.
7401 (compute_miss_rate): New function to compute the probability
7402 that two memory references access different cache lines.
7404 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7406 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7408 2009-08-13 Richard Guenther <rguenther@suse.de>
7411 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7412 use the constant pointer type.
7413 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7414 of CV qualifiers on the target pointer type.
7415 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7416 conversion check before restrict check.
7418 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7421 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7423 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7425 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7427 2009-08-12 Richard Guenther <rguenther@suse.de>
7429 PR tree-optimization/41011
7430 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7431 and reference constructing.
7433 2009-08-12 Xinliang David Li <davidxl@google.com>
7435 PR tree-optimization/41012
7436 * tree-flow.h : New external interface.
7437 * gimple-low.c (check_call_arg): Change to public function.
7438 Remove argument mismatch check in lowering.
7439 * tree-inline.h (tree_can_inline_p): Interface change.
7440 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7442 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7443 Call change to tree_can_inline_p function.
7444 (cgraph_decide_inlining_incrementally): Ditto.
7446 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7448 PR tree-optimization/41031
7449 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7450 on the partition variable rather than promote_mode on the source
7451 type. Assert that the partition variable's type has the same
7452 mode as the source value's.
7454 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7456 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7457 for for_return == 2.
7458 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7460 * calls.c (expand_call): Fix typo.
7461 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7463 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7465 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7466 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7467 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7468 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7470 2009-08-12 Andrew Haley <aph@redhat.com>
7472 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7474 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7477 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7479 2009-08-12 Richard Guenther <rguenther@suse.de>
7481 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7482 * gimplify.c (gimplify_modify_expr): Do not use
7483 lang_hooks.types_compatible_p.
7484 * tree-ssa.c (useless_type_conversion_p): For aggregates
7485 just return false if the canonical types differ.
7487 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7490 * sese.c (convert_for_phi_arg): New.
7491 (add_guard_exit_phis): Use convert_for_phi_arg.
7493 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7495 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7496 unknown subscript upper bounds.
7498 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7499 Pranav Garg <pranav.garg2107@gmail.com>
7501 * graphite-interchange.c (gather_access_strides): Removed.
7502 (ppl_max_for_le): New.
7503 (build_linearized_memory_access): New.
7504 (memory_stride_in_loop): New.
7505 (pbb_interchange_profitable_p): Reimplemented.
7506 * graphite-ppl.h (ppl_new_id_map): New.
7507 (ppl_interchange): New.
7509 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7511 * graphite-interchange.c (compute_subscript): Removed.
7512 (compute_array_size_cstr): Removed.
7513 (compute_array_size_poly): Removed.
7514 (compute_array_size): Removed.
7515 (gather_access_strides_poly): Removed.
7516 (gather_access_strides): Empty.
7518 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7520 * graphite-dependences.c (dependence_polyhedron_1): Replace
7521 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7522 (graphite_legal_transform_dr): Same.
7523 (graphite_carried_dependence_level_k): Same.
7524 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7525 Initialize PDR_NB_SUBSCRIPTS.
7526 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7528 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7529 (PDR_NB_SUBSCRIPTS): New.
7530 (pdr_nb_subscripts): Removed.
7531 (pdr_dim): Simplified.
7532 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7533 with PDR_NB_SUBSCRIPTS.
7535 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7537 * graphite-interchange.c (compute_array_size): Remove use of
7539 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7540 Do not initialize PDR_DATA_CONTAINER.
7541 (print_pdr): Do not print PDR_DATA_CONTAINER.
7542 * graphite-poly.h (struct poly_dr): Remove data_container field.
7543 (PDR_DATA_CONTAINER): Removed.
7544 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7546 (build_poly_dr): Same.
7548 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7549 Sebastian Pop <sebastian.pop@amd.com>
7551 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7552 copy of the dependence polyhedron. Free the temporary objects.
7553 (graphite_carried_dependence_level_k): Free unused objects before
7556 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7558 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7559 Early return without analyzing the data dependences if no
7560 transform has been done. Call restore_scattering if the transform
7562 (graphite-interchange.c): Same.
7563 * graphite-poly.c (print_scattering_function): Test for
7565 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7566 (apply_poly_transforms): Do not gcc_assert that
7567 the transform is legal.
7568 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7569 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7570 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7571 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7572 * graphite-poly.h (struct poly_scattering): New.
7573 (struct poly_bb): Add original, transformed, and saved fields.
7574 Remove transformed_scattering, original_scattering,
7575 nb_local_variables and nb_scattering_transform fields.
7576 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7577 (poly_scattering_new): New.
7578 (poly_scattering_free): New.
7579 (poly_scattering_copy): New.
7580 (store_scattering_pbb): New.
7581 (store_scattering): New.
7582 (restore_scattering_pbb): New.
7583 (restore_scattering): New.
7584 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7585 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7587 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7589 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7592 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7594 * Makefile.in (graphite.o): Depends on PREDICT_H.
7595 * graphite.c: Include predict.h.
7596 (graphite_finalize): Call tree_estimate_probability.
7597 * predict.c (predict_loops): Do not call scev_initialize and
7599 (tree_estimate_probability_bb): New.
7600 (tree_estimate_probability): Do not initialize loops: move that
7601 code to the driver. Call tree_estimate_probability_bb.
7602 (tree_estimate_probability_driver): New.
7603 (pass_profile): Use tree_estimate_probability_driver.
7604 * predict.h (tree_estimate_probability): Declared.
7606 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7608 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7609 * graphite-dependences.c (graphite_legal_transform): Add time to
7610 TV_GRAPHITE_DATA_DEPS.
7611 (dependency_between_pbbs_p): Same.
7612 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7614 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7616 PR rtl-optimization/41033
7617 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7618 aliasing is disabled.
7620 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7622 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7623 si_mask_operand, and_load_operand, low_bitmask_operand,
7624 and_reg_operand, and_operand): New predicates.
7625 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7626 * config/mips/mips.c (and_operands_ok): New function.
7627 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7628 * config/mips/mips.md (move_type): Add ext_ins and logical.
7629 (type): Handle them.
7630 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7631 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7632 shift_shift. Remove commutative constraint modifier.
7633 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7635 (*clear_upper32_dext): Remove define_insn_and_split.
7636 (*clear_upper32): Turn this define_insn_and_split ...
7637 (splitter for ANDing register with 0xffff_ffff): .. into this.
7639 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7641 * combine.c (try_widen_shift_mode): Factor out code to check if an
7642 integer constant is a low-order bitmask from here ...
7643 * rtlanal.c (low_bitmask_len): ... to here.
7644 * rtl.h (low_bitmask_len): Declare.
7646 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7649 * config/alpha/alpha.md (addsi3): Remove expander.
7650 (addsi3): Rename from *addsi3_internal insn pattern.
7651 (subsi3): Remove expander.
7652 (subsi3): Rename from *subsi3_internal insn pattern.
7654 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7656 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7659 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7660 Eric Botcazou <botcazou@adacore.com>
7661 Douglas B Rupp <rupp@gnat.com>
7663 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7664 that records that fit in 64 bits are returned by immediate value,
7665 as required by OpenVMS Calling Standard.
7666 (function_value): Adjust for above modification.
7667 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7668 virtual_incoming_args_rtx as base object, not next_arg.
7669 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7671 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7673 * reload.c (find_reloads_subreg_address): Check the original
7674 req_equiv_mem address to detect the case where an address is
7675 not valid in the outer mode.
7677 2009-08-11 Richard Guenther <rguenther@suse.de>
7680 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7682 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7684 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7685 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7687 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7688 Douglas B Rupp <rupp@gnat.com>
7690 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7691 PT_STACK when frame_pointer_needed on OpenVMS.
7692 (alpha_pv_save_size, alpha_using_fp): Remove.
7693 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7694 with proper processing for PT_NULL.
7695 (alpha_vms_initial_elimination_offset): New function. Support for
7696 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7697 (alpha_sa_size): Force procedure type to PT_STACK when
7698 frame_pointer_needed on OpenVMS.
7699 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7700 (alpha_using_fp): Likewise.
7701 (alpha_vms_can_eliminate): Add prototype.
7702 (alpha_vms_initial_elimination_offset): Likewise.
7703 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7704 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7706 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7707 Douglas B Rupp <rupp@gnat.com>
7709 * config/alpha/alpha.c (common_object_handler): New function.
7710 (vms_attribute_table): Declare a single attribute "common_object".
7711 (vms_output_aligned_decl_common): New global function.
7712 (SECTION_VMS_OVERLAY): Delete.
7713 (SECTION_VMS_GLOBAL): Likewise.
7714 (SECTION_VMS_INITIALIZE): Likewise.
7715 (vms_asm_named_section): Remove support for above flags.
7716 (vms_section_type_flags): Delete.
7717 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7718 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7719 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7720 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7722 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7725 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7726 (sub_ddmmss): Likewise.
7728 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7731 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7734 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7737 * reload1.c (reload_as_needed): Use cancel_changes to completely
7738 undo a failed replacement attempt.
7740 2009-08-10 Richard Guenther <rguenther@suse.de>
7743 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7744 (useless_type_conversion_p): ... here. Require pointer targets
7747 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7750 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7751 loose the original type of the statement list.
7753 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7755 * config/alpha/alpha.c: Include libfuncs.h
7756 (avms_asm_output_extern): New function.
7757 (alpha_init_libfuncs): Init some decc libfuncs.
7758 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7759 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7760 (DO_CRTL_NAMES): Define.
7762 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7763 (LONG_TYPE_SIZE): Define.
7764 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7765 (SUBTARGET_SWITCHES): Define malloc64 switch.
7766 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7767 (MASK_RETURN_ADDR): Define.
7768 doc/invoke.texi (mmalloc64): Document switch.
7770 2009-08-09 Olivier Hainque <hainque@adacore.com>
7771 Douglas B Rupp <rupp@gnat.com>
7773 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7774 uses_condition_handler.
7775 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7776 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7777 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7778 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7779 (code_for_builtin): New insn codes for the new alpha_builtins.
7780 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7781 (alpha_sa_size): Account for uses_condition_handler.
7782 (alpha_expand_prologue): Likewise.
7783 (alpha_start_function): Likewise.
7784 (alpha_expand_epilogue): Likewise.
7785 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7786 establish/revert expanders.
7787 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7788 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7789 New expander, resorting to the alpha.c associated function.
7790 (builtin_revert_vms_condition_handler): Likewise.
7791 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7792 __gcc_shell_handler, the static VMS condition handler used as
7793 an indirection wrapper to the current dynamically established
7795 * config/alpha/vms-unwind.h: Complete rewrite.
7796 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7797 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7799 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7800 Douglas B Rupp <rupp@gnat.com>
7802 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7803 (alpha_need_linkage): Handle aliases. Return function symbol.
7804 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7805 Use ultimate alias target for the linkage name.
7806 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7807 by alpha_need_linkage for the function symbol.
7808 (setmemdi): Likewise.
7810 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7812 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7813 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7814 (ASM_WEAKEN_LABEL): Define.
7815 (CRT_CALL_STATIC_FUNCTION): Define.
7816 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7817 (ENDFILE_SPEC): Define.
7818 (INIT_SECTION_ASM_OP): Define.
7819 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7820 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7822 (MULTILIB_OSDIRNAMES): Define.
7823 (shlib_version): Define.
7824 (SHLIB_EXT): Define.
7825 (SHLIB_OBJS): Define.
7826 (SHLIB_NAME): Define.
7827 (SHLIB_MULTILIB): Define.
7828 (SHLIB_INSTALL): Define.
7829 (SHLIB_SYMVEC): Define.
7830 (SHLIB_SYMVECX2): Define.
7831 (SHLIB_LINK): Define.
7833 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7835 * config/alpha/alpha.c (alpha_initialize_trampoline):
7836 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7837 (alpha_start_function): Emit transfer address on nested functions
7838 for VMS trampoline call.
7839 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7840 since no longer used.
7841 * config/alpha/vms-tramp.asm: Remove.
7842 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7843 since now only data initialized at runtime.
7845 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7847 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7848 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7849 (MD_EXEC_PREFIX): Remove, no longer used.
7850 (MD_STARTFILE_PREFIX): Likewise.
7851 (INCLUDE_DEFAULTS): Likewise.
7852 * config/alpha/t-vms:
7853 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7855 2009-08-09 Richard Guenther <rguenther@suse.de>
7857 PR tree-optimization/41016
7858 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7859 (operand_precision): Remove.
7860 (integral_operand_p): Likewise.
7861 (recognize_single_bit_test): Adjust.
7863 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7865 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7866 operation overflows. Likewise non-cast unary arithmetic.
7867 If one arm of a conditional expression is always taken,
7868 inhibit evaluation warnings for the other arm. Likewise inhibit
7869 evaluation warnings for the second && or || operand if the first
7870 operand is enough to determine the result.
7871 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7873 (build_binary_op): Prevent duplicate evaluation warnings.
7875 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7877 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7878 and destination have different modes, Use promote_mode to
7879 determine the signedness of the conversion. Assert that the
7880 promoted source mode matches the destination mode. Don't pass
7881 the destination and destination mode to expand_expr if the source
7882 mode is different. Simplify conversion logic.
7884 2009-08-09 Ira Rosen <irar@il.ibm.com>
7886 PR tree-optimization/41008
7887 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7888 from condition only in case it's a comparison. Adjust checks.
7890 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7892 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7893 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7894 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7895 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7896 (dump_cand): Handle them.
7897 (struct iv_cand): New members COST_STEP and AINC_USE.
7898 (stmt_after_increment): Likewise.
7899 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7900 callers changed. Use gimple_uid comparison instead of scanning.
7901 (add_candidate_1): When looking for identical candidates, take
7902 AINC_USE into account. Set it for new candidates.
7903 (force_expr_to_var_cost): Cast target_spill_cost to int.
7904 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7905 All callers changed. Check for availability of autoinc addressing
7906 modes, both in general for a given mode, and in the specific use case.
7907 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7909 (get_computation_cost): Likewise.
7910 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7911 add_autoinc_candidates): New static functions.
7912 (add_candidate): Call add_autoinc_candidates for candidates based on
7914 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7915 (determine_use_iv_cost_address): If we have an autoinc candidate at
7916 the matching use, verify autoinc is possible and subtract the cost
7917 of the candidate's step from the cost.
7918 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7919 member of the candidate.
7920 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7921 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7923 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7925 * config.build (ia64-hp-*vms*): New target.
7926 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7928 * config.gcc (ia64-hp-*vms*): New target.
7929 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7931 * config.host (ia64-hp-*vms*): New target.
7932 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7935 2009-08-08 Richard Guenther <rguenther@suse.de>
7937 PR tree-optimization/40991
7938 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7940 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7942 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7943 mode check. Do truncations in an integer mode.
7944 (force_to_mode): Handle subregs for all mode types. Only do
7945 arithmetic simplifications on integer modes.
7947 2009-08-07 Richard Guenther <rguenther@suse.de>
7949 PR tree-optimization/40999
7950 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7951 (maybe_fold_reference): Lookup constant initializers.
7952 (fold_gimple_assign): Likewise.
7954 2009-08-07 Richard Guenther <rguenther@suse.de>
7956 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7957 that require structural equality defer to the langhook.
7959 2009-08-07 Martin Jambor <mjambor@suse.cz>
7961 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7963 (struct ipa_pass_through_data): New type.
7964 (struct ipa_ancestor_jf_data): New type.
7965 (union jump_func_value): Removed field formal_id, added fields
7966 pass_through and ancestor.
7967 (struct ipa_param_call_note): Changed type of formal_id to int from
7969 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7970 operations jump functions and ancestor jump functions.
7971 (compute_complex_pass_through): New function.
7972 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7973 reflect changes in the jump function strucutre.
7974 (update_jump_functions_after_inlining): Ignore complex pass-through
7975 and ancestor jump functions.
7976 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7977 polynomial pass-through with operation jump functions.
7979 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7981 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7982 fde->dw_fde_begin as begin label instead of hot/cold label.
7983 Use LLSDAC label instead of LLSDA for second section lsda.
7984 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7985 label instead of LLSDA if it is true.
7986 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7988 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7989 SECTION argument. Use it as index into crtl->eh.call_site_record
7991 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7992 use it to determine how to print table entries instead of using
7993 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7994 label instead of normal begin label as base.
7995 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7996 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7997 ensure no EH range spans between sections and that landing pads
7998 are always in the corresponding section.
7999 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8000 for crtl->eh.call_site_record being an array rather than scalar.
8001 (output_one_function_exception_table): New function, copied
8002 from output_function_exception_table. Adjust
8003 dw2_size_of_call_site_table, dw2_output_call_site_table
8004 callers. For SECOND section use *C suffixed labels.
8005 (output_function_exception_table): Call
8006 output_one_function_exception_table and, when doing hot/cold
8007 partitioning, also another time for the second section.
8008 * opts.c: Include except.h.
8009 (decode_options): Allow -freorder-blocks-and-partition with
8010 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8011 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8012 * function.h (struct rtl_eh): Change call_site_record from
8013 scalar into array of 2 elements.
8015 2009-08-07 Martin Jambor <mjambor@suse.cz>
8017 * ipa-prop.c (count_formal_params_1): New function.
8018 (ipa_get_vector_of_formal_parms): New function.
8019 (get_vector_of_formal_parm_types): New function.
8020 (ipa_modify_formal_parameters): New function.
8021 (ipa_modify_call_arguments): New function.
8022 (index_in_adjustments_multiple_times_p): New function.
8023 (ipa_combine_adjustments): New function.
8024 (ipa_dump_param_adjustments): New function.
8025 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8026 (ipa_get_vector_of_formal_parms): Declare.
8027 (ipa_modify_formal_parameters): Declare.
8028 (ipa_modify_call_arguments): Declare.
8029 (ipa_combine_adjustments): Declare.
8030 (ipa_dump_param_adjustments): Declare.
8031 (build_ref_for_offset): Declare.
8032 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8033 * tree-sra.c: Include ipa-prop.c.
8034 (build_ref_for_offset): Make public.
8036 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8038 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8040 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8042 * gcc/doc/extend.texi (__builtin_extract_return_address)
8043 (__builtin_frob_return_address): Document.
8045 2009-08-06 Paul Brook <paul@codesourcery.com>
8047 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8048 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8049 implementation on ARMv6-M.
8051 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8053 * doc/extend.texi (pcs): Document new attribute for ARM.
8055 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8057 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8060 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8062 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8065 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8067 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8069 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8071 Merge ARM/hard_vfp_branch to trunk.
8073 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8075 * arm.c (libcall_eq): New function.
8076 (libcall_hash): New function.
8077 (add_libcall): New function.
8078 (arm_libcall_uses_aapcs_base): New function.
8079 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8080 libcalls using the base PCS.
8081 (arm_init_cumulative_args): Likewise.
8083 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8085 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8086 Use base ABI for conversion libfuncs between HFmode and SFmode.
8088 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8090 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8091 V4SImode as representatives of all 64-bit and 128-bit vector
8092 types. Allow vector types without vector modes.
8093 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8094 without vector modes like BLKmode.
8095 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8096 BLKmode. Avoid unsupported vector modes or TImode moves for
8098 (aapcs_vfp_allocate_return_reg): Likewise.
8099 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8100 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8102 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8104 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8105 (arm_get_pcs_model): Pass attribute arguments to
8106 arm_pcs_from_attribute.
8107 (arm_init_cumulative_args): Use base AAPCS for conversions from
8108 floating-point types to DImode.
8109 (arm_attribute_table): Add pcs attribute.
8110 (arm_handle_pcs_attribute): New.
8111 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8112 conversions from floating-point types to DImode, also declare them
8113 to use base AAPCS and declare functions they call to use base
8114 AAPCS and their RTABI names.
8116 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8118 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8119 -mfloat-abi=hard not being supported for VFP.
8121 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8123 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8124 SYMBOL_REF to hard_libcall_value.
8126 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8127 Richard Earnshaw <rearnsha@arm.com>
8129 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8130 has been put on the stack, all remaining co-processory arguments for
8131 that co-processor also go on the stack.
8133 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8135 * config/arm/arm.c (arm_return_in_memory): Handle returning
8136 vectors of suitable size in registers also for AAPCS case.
8138 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8140 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8142 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8144 ARM Hard-VFP calling convention
8145 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8146 * target.h (gcc_target): Add libcall_value to table of call hooks.
8147 * targhooks.h (default_libcall_value): Default implementation.
8148 * targhooks.c (default_libcall_value): Likewise.
8149 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8150 * optabs.c (expand_unop): Use it.
8151 * expr.h (hard_libcall_value): Pass the function RTX through.
8152 * calls.c (emit_library_call_value_1): Update call to
8154 * explow.c (hard_libcall_value): Use new target hook.
8155 * testsuite/lib/target-supports.exp
8156 (check_effective_target_arm_hard_vfp_ok): New hook.
8157 (check_effective_target_arm_neon_ok): Improve test for neon
8159 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8160 * config/arm/arm.c: Include cgraph.h
8161 (TARGET_FUNCTION_VALUE): Override default hook.
8162 (arm_pcs_default): New variable.
8163 (arm_override_options): Don't fault hard calling convention with VFP.
8164 Add support for AAPCS variants.
8165 (arm_function_value): Make static. Handle AAPCS variants.
8166 (arm_libcall_value): New function.
8167 (arm_apply_result_size): Handle VFP registers in results.
8168 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8170 (pcs_attribute_args): New variable.
8171 (arm_pcs_from_attribute): New function.
8172 (arm_get_pcs_model): New function.
8173 (aapcs_vfp_cum_init): New function.
8174 (aapcs_vfp_sub_candidate): New function.
8175 (aapcs_vfp_is_return_candidate): New function.
8176 (aapcs_vfp_is_call_candidate): New function.
8177 (aapcs_vfp_allocate): New function.
8178 (aapcs_vfp_allocate_return_reg): New function.
8179 (aapcs_vfp_advance): New function.
8180 (aapcs_cp_arg_layout): New variable.
8181 (aapcs_select_call_coproc): New function.
8182 (aapcs_select_return_coproc): New function.
8183 (aapcs_allocate_return_reg): New function.
8184 (aapcs_libcall_value): New function.
8185 (aapcs_layout_arg): New function.
8186 (arm_init_cumulative_args): Initialize AAPCS args data.
8187 (arm_function_arg): Handle AAPCS variants using new interface.
8188 (arm_arg_parital_bytes): Likewise.
8189 (arm_function_arg_advance): New function.
8190 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8191 calling conventions.
8192 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8193 * arm.h (NUM_VFP_ARG_REGS): Define.
8194 (LIBCALL_VALUE): Update.
8195 (FUNCTION_VALUE): Delete.
8196 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8197 (arm_pcs): New enum.
8198 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8199 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8200 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8201 * arm-protos.h (arm_function_arg_advance): Add.
8202 (aapcs_libcall_value): Add.
8203 (arm_function_value): Delete.
8205 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8206 H.J. Lu <hongjiu.lu@intel.com>
8209 * config/i386/i386.c (standard_sse_mode_p): Remove.
8210 (standard_sse_constant_p): Return 2 for integer mode
8211 vector_all_ones_operand when SSE2 is enabled.
8212 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8213 (ix86_expand_vector_move): Do not check for negative values from
8214 standard_sse_constant_p.
8216 2009-08-06 Richard Guenther <rguenther@suse.de>
8218 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8219 array type comparisons frontend independent.
8220 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8221 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8222 out array reference lower bound and element size operands.
8223 (ao_ref_init_from_vn_reference): Properly compute the offset
8224 for ARRAY_RANGE_REF.
8225 (vn_reference_fold_indirect): Fill out array reference lower
8226 bound and element size operands.
8227 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8228 a non gimple valued reference operand which can happen for
8229 array reference lower bound or element size.
8230 (create_component_ref_by_pieces_1): Properly generate the
8231 element size operand for array references.
8233 2009-08-06 Richard Guenther <rguenther@suse.de>
8235 PR tree-optimization/40964
8236 * tree.c (iterative_hash_host_wide_int): Export.
8237 * tree.h (iterative_hash_host_wide_int): Declare.
8238 * tree-ssa-structalias.c (heapvar_map): New struct.
8239 (heapvar_map_eq): New function.
8240 (heapvar_map_hash): Likewise.
8241 (heapvar_lookup): Adjust.
8242 (heapvar_insert): Likewise.
8243 (make_constraint_from_heapvar): Allow multiple heap variables
8244 per decl at different offsets.
8245 (init_alias_heapvars): Adjust.
8247 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8249 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8250 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8251 trailing sync if TARGET_SYNC_AFTER_SC.
8253 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8255 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8256 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8257 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8258 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8259 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8260 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8261 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8262 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8263 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8264 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8265 the prototype declaration match the definition.
8266 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8267 instructions explicitly. Add barrier_before and operands
8269 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8270 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8271 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8272 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8273 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8274 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8276 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8278 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8280 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8281 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8284 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8287 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8289 PR rtl-optimization/40924
8290 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8291 make sure canon_rtx (mem_address) isn't simpler than
8292 canon_rtx (expanded_mem_address).
8294 2009-08-05 Li Feng <nemokingdom@gmail.com>
8296 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8298 (build_scop_drs): Build alias set for each SCoP.
8300 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8302 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8303 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8304 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8305 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8306 (BASE_DRIVER_SELF_SPECS): Likewise.
8308 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8310 * tree-ssa-alias.c: Fix some comment typos.
8312 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8314 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8315 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8317 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8320 * simplify-rtx.c (simplify_binary_operation_1): Disable
8321 simplifications for decimal float operations.
8323 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8326 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8327 operand of INDIRECT_REF.
8329 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8331 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8332 constants referencing TLS symbols.
8334 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8336 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8337 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8339 2009-08-03 Richard Guenther <rguenther@suse.de>
8341 * tree.c (make_vector_type): Build a main variant first,
8342 get the canonical one and then build the variant.
8343 * tree-ssa.c (useless_type_conversion_p_1): Handle
8345 (useless_type_conversion_p): Conversions to pointers to
8346 incomplete record types are useless.
8348 2009-08-03 Richard Guenther <rguenther@suse.de>
8350 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8351 file will be created.
8352 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8353 * toplev.c (compile_file): Adjust comment.
8355 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8357 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8358 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8359 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8360 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8361 (sh_promote_function_mode): Fix typo.
8363 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8365 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8367 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8369 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8370 declaration arguments.
8372 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8374 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8375 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8376 (ix86_split_ashl): Ditto.
8377 (ix86_expand_vector_init_one_nonzero): Ditto.
8378 (ix86_expand_vector_set): Ditto.
8379 (ix86_expand_reduc_v4sf): Ditto.
8381 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8383 * explow.c (promote_function_mode): Remove assert.
8384 * config/sh/sh.c (sh_promote_function_mode): Declare.
8386 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8388 * config/pa/pa.c (pa_promote_function_mode): Declare.
8389 Change to static. Fix promote_mode call.
8391 * gthr-dce.h (CONST_CAST2): Define if not defined.
8392 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8394 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8396 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8398 * expr.c (store_constructor): Use promote_decl_mode. Remove
8399 now write-only variable unsignedp.
8400 (expand_expr_real_1): Use promote_decl_mode.
8401 * expr.h (promote_function_mode, promote_decl_mode): New.
8402 (promote_mode): Remove last argument.
8403 * function.c (assign_temp): Drop last argument of promote_mode.
8404 (assign_parm_find_data_types): Use promote_function_mode.
8405 (assign_parm_setup_reg): Likewise.
8406 (expand_function_end): Use promote_function_mode.
8407 * calls.c (initialize_argument_information): Use promote_function_mode.
8408 (precompute_arguments): Use promote_mode instead of checking if
8409 only PROMOTE_FUNCTION_MODE is defined.
8410 (expand_call): When making sibcall decisions, use promote_function_mode.
8411 Below, remove an if for targetm.calls.promote_function_return and
8412 and use promote_function_mode.
8413 (emit_library_call_value_1): Use promote_function_mode, fix bug
8414 where promote_mode was passed FOR_CALL == 0 for a return value in an
8416 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8417 * explow.c (promote_function_mode, promote_decl_mode): New.
8418 (promote_mode): Keep only the FOR_CALL == 0 case.
8419 * combine.c (setup_incoming_promotion): Remove test of
8420 promote_function_args. Use promote_function_mode.
8421 * stmt.c (expand_value_return): Use promote_decl_mode.
8422 (expand_decl): Use promote_decl_mode.
8424 * expr.c (store_constructor): Use promote_decl_mode. Remove
8425 now write-only variable unsignedp.
8426 (expand_expr_real_1): Use promote_decl_mode.
8427 * expr.h (promote_function_mode, promote_decl_mode): New.
8428 (promote_mode): Remove last argument.
8429 * function.c (assign_temp): Drop last argument of promote_mode.
8430 (assign_parm_find_data_types): Use promote_function_mode.
8431 (assign_parm_setup_reg): Likewise.
8432 (expand_function_end): Use promote_function_mode.
8433 * calls.c (initialize_argument_information): Use promote_function_mode.
8434 (precompute_arguments): Use promote_mode instead of checking if
8435 only PROMOTE_FUNCTION_MODE is defined.
8436 (expand_call): When making sibcall decisions, use promote_function_mode.
8437 Below, remove an if for targetm.calls.promote_function_return and
8438 and use promote_function_mode.
8439 (emit_library_call_value_1): Use promote_function_mode, fix bug
8440 where promote_mode was passed FOR_CALL == 0 for a return value in an
8442 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8443 * explow.c (promote_function_mode, promote_decl_mode): New.
8444 (promote_mode): Keep only the FOR_CALL == 0 case.
8445 * combine.c (setup_incoming_promotion): Remove test of
8446 promote_function_args. Use promote_function_mode.
8447 * stmt.c (expand_value_return): Use promote_decl_mode.
8448 (expand_decl): Use promote_decl_mode.
8450 * explow.c (promote_function_mode): Just call the target hook.
8451 * targhooks.c (default_promote_function_mode,
8452 default_promote_function_mode_always_promote): New.
8453 * targhooks.h (default_promote_function_mode,
8454 default_promote_function_mode_always_promote): Declare.
8455 * target.h (promote_function_args, promote_function_return): Remove.
8456 (promote_function_mode): New.
8457 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8458 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8459 (TARGET_PROMOTE_FUNCTION_MODE): New.
8460 (TARGET_CALLS): Adjust.
8461 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8462 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8464 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8465 * config/s390/s390.c (s390_promote_function_mode): ... here,
8466 with pointer handling.
8467 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8468 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8470 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8471 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8472 with pointer handling.
8473 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8474 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8476 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8477 * config/sh/sh.c (sh_promote_function_mode): New.
8478 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8479 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8481 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8482 * config/cris/cris.c (cris_promote_function_mode): ... here.
8483 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8484 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8486 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8487 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8488 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8489 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8491 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8492 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8493 complex type handling.
8494 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8495 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8497 * config/pa/pa.c (pa_promote_function_mode): New.
8498 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8499 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8501 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8502 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8503 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8504 * config/xtensa/xtensa.c: Likewise.
8505 * config/stormy16/stormy16.c: Likewise.
8506 * config/iq2000/iq2000.c: Likewise.
8507 * config/rs6000/rs6000.c: Likewise.
8508 * config/picochip/picochip.c: Likewise.
8509 * config/arc/arc.c: Likewise.
8510 * config/mcore/mcore.c: Likewise.
8511 * config/score/score.c: Likewise.
8512 * config/mips/mips.c: Likewise.
8513 * config/bfin/bfin.c: Likewise.
8514 * config/ia64/ia64.c: Likewise (disabled though).
8516 * config/frv/frv.h: Remove pointless remark.
8518 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8519 TARGET_PROMOTE_FUNCTION_ARGS,
8520 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8521 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8523 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8525 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8526 -floop-parallelize-all.
8527 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8528 flag_loop_parallelize_all.
8529 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8530 * graphite.c (graphite_transform_loops): Same.
8532 * graphite-poly.c (apply_poly_transforms): Same.
8534 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8536 PR tree-optimization/40914
8537 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8538 if set, then check the delta field of the PMF record.
8539 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8540 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8541 call is stored in the delta.
8543 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8545 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8547 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8549 * config/i386/bsd.h (ASM_BYTE): New define.
8550 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8551 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8552 .byte. Use fputs or putc instead of fprintf where appropriate.
8553 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8554 fputs or putc instead of fprintf where appropriate.
8555 * config/i386/i386elf.h: Ditto.
8556 * config/i386/sysv4.h: Ditto.
8558 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8559 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8560 (*tls_global_dynamic_64): Ditto.
8562 2009-07-31 Christian Bruel <christian.bruel@st.com>
8564 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8566 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8568 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8569 Remove dead code for MINUS.
8571 2009-07-31 Anthony Green <green@moxielogic.com>
8573 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8575 (moxie_expand_epilogue): Ditto for epilogue.
8576 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8578 (moxie_function_arg): Ditto.
8579 (moxie_pass_by_reference): Ditto.
8580 (moxie_arg_partial_bytes): Ditto.
8581 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8582 (FUNCTION_ARG_ADVANCE) Ditto.
8583 (REG_PARM_STACK_SPACE) Ditto.
8584 (FUNCTION_ARG_REGNO_P) Dito.
8586 * config.gcc: Add moxie linux config support.
8587 * gcc/config/moxie/uclinux.h: New file.
8589 2009-07-31 DJ Delorie <dj@redhat.com>
8591 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8592 (UNSPECV_SP_SWITCH_E): New.
8593 (sp_switch_1): Change to an unspec.
8594 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8596 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8597 reference the new stack's address
8599 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8601 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8602 graphite-clast-to-gimple.o, graphite-dependences.o,
8603 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8604 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8605 (graphite-blocking.o,
8606 graphite-clast-to-gimple.o, graphite-dependences.o,
8607 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8608 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8609 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8610 * cfgloop.h (struct loop): Add can_be_parallel field.
8611 * common.opt (fgraphite-identity): Moved up.
8612 (fgraphite-force-parallel): New flag.
8613 * graphite.c: Rewrite.
8614 * graphite.h: Rewrite.
8615 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8617 * toplev.c (graphite_out_file): New file descriptor.
8618 (graphite_in_file): New.
8619 (process_options): flag_graphite_force_parallel cannot be used without
8621 * tree-ssa-loop.c: Include toplev.h.
8622 (gate_graphite_transforms): Enable flag_graphite for
8623 flag_graphite_force_parallel.
8625 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8627 * ChangeLog.graphite: New.
8628 * graphite-blocking.c: New.
8629 * graphite-clast-to-gimple.c: New.
8630 * graphite-clast-to-gimple.h: New.
8631 * graphite-dependences.c: New.
8632 * graphite-dependences.h: New.
8633 * graphite-interchange.c: New.
8634 * graphite-poly.c: New.
8635 * graphite-poly.h: New.
8636 * graphite-ppl.c: New.
8637 * graphite-ppl.h: New.
8638 * graphite-scop-detection.c: New.
8639 * graphite-scop-detection.h: New.
8640 * graphite-sese-to-poly.c: New.
8641 * graphite-sese-to-poly.h: New.
8645 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8647 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8648 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8650 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8652 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8653 (scev_is_linear_expression): Return false if the evolution is not
8654 affine multivariate.
8656 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8658 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8659 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8661 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8663 * tree-data-ref.c (debug_data_references): New.
8664 (debug_data_reference): New.
8665 * tree-data-ref.h (debug_data_references): Declared.
8666 (debug_data_reference): Declared.
8668 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8670 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8671 * tree-data-ref.h (scop_p): Removed.
8672 (struct data_reference): Remove field scop.
8674 (stmt_simple_memref_p): Removed.
8676 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8678 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8679 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8682 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8684 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8686 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8688 * doc/invoke.texi (-fgraphite-identity): Documented.
8690 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8692 * tree-scalar-evolution.c: Fix comment.
8693 (instantiate_scev_1): Return unknow from scev instantiation if the
8694 result is not above instantiate_below.
8696 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8698 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8699 static anymore. Instantiate the symbols that may have been introduced
8701 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8704 2009-07-30 DJ Delorie <dj@redhat.com>
8706 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8707 .vliw directive to VLIW sections.
8709 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8711 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8713 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8714 (AUTOHEADER): New variable.
8715 ($(srcdir)/cstamp-h.in): Use it.
8717 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8718 Pat Haugen <pthaugen@us.ibm.com>
8719 Revital Eres <ERES@il.ibm.com>
8721 * config/rs6000/vector.md (VEC_F): Add VSX support.
8725 (vector_load_<mode>): Ditto.
8726 (vector_store_<mode>): Ditto.
8727 (vector GPR move split): Ditto.
8728 (vec_reload_and_plus_<mptrsize>): Ditto.
8729 (vec_reload_and_reg_<mptrsize>): Ditto.
8730 (add<mode>3): Ditto.
8731 (sub<mode>3): Ditto.
8732 (mul<mode>3): Ditto.
8733 (neg<mode>2): Ditto.
8734 (abs<mode>2): Ditto.
8735 (smin<mode>3): Ditto.
8736 (smax<mode>3): Ditto.
8737 (vector_eq<mode>): Ditto.
8738 (vector_gt<mode>): Ditto.
8739 (vector_ge<mode>): Ditto.
8740 (vector_gtu<mode>): Ditto.
8741 (vector_select_<mode>_uns): Ditto.
8742 (vector_eq_<mode>_p): Ditto.
8743 (vector_gt_<mode>_p): Ditto.
8744 (vector_ge_<mode>_p): Ditto.
8745 (vector_gtu_<mode>_p): Ditto.
8746 (cr6_test_for_zero): Ditto.
8747 (cr6_test_for_zero_reverse): Ditto.
8748 (cr6_test_for_lt): Ditto.
8749 (cr6_test_for_lt_reverse): Ditto.
8750 (xor<mode>3): Ditto.
8751 (ior<mode>3): Ditto.
8752 (and<mode>3): Ditto.
8753 (one_cmpl<mode>2): Ditto.
8754 (nor<mode>2): Ditto.
8755 (andc<mode>2): Ditto.
8756 (float<VEC_int<mode>2): Ditto.
8757 (unsigned_float<VEC_int><mode>2): Ditto.
8758 (fix_trunc<mode><VEC_int>2): Ditto.
8759 (fixuns_trunc<mode><VEC_int>2): Ditto.
8761 (vec_set<mode>): Ditto.
8762 (vec_extract<mode>): Ditto.
8763 (vec_interleave_highv4sf): Ditto.
8764 (vec_interleave_lowv4sf): Ditto.
8765 (vec_realign_load_<mode>): Ditto.
8766 (vec_shl_<mode>): Ditto.
8767 (vec_shr_<mode>): Ditto.
8768 (div<mode>3): New patterns for VSX.
8769 (vec_interleave_highv2df): Ditto.
8770 (vec_interleave_lowv2df): Ditto.
8771 (vec_pack_trunc_v2df): Ditto.
8772 (vec_pack_sfix_trunc_v2df): Ditto.
8773 (vec_pack_ufix_trunc_v2df): Ditto.
8774 (vec_unpacks_hi_v4sf): Ditto.
8775 (vec_unpacks_lo_v4sf): Ditto.
8776 (vec_unpacks_float_hi_v4si): Ditto.
8777 (vec_unpacks_float_lo_v4si): Ditto.
8778 (vec_unpacku_float_hi_v4si): Ditto.
8779 (vec_unpacku_float_lo_v4si): Ditto.
8780 (movmisalign<mode>): Ditto.
8781 (vector_ceil<mode>2): New patterns for vectorizing math library.
8782 (vector_floor<mode>2): Ditto.
8783 (vector_btrunc<mode>2): Ditto.
8784 (vector_copysign<mode>3): Ditto.
8786 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8787 predicate for setting the high bit in each word, used for copysign.
8789 * config/rs6000/ppc-asm.h (f19): Whitespace.
8790 (f32-f63): Define if VSX.
8791 (v0-v31): Define if Altivec.
8792 (vs0-vs63): Define if VSX.
8794 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8796 * config/rs6000/power7.md: New file, provide tuning parameters for
8799 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8800 (rs6000_cpu_cpp_builtins): Ditto.
8801 (altivec_overloaded_builtins): Ditto.
8802 (altivec_resolve_overloaded_builtin): Ditto.
8804 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8805 debug switch to disable vectorizing simple math builtin
8808 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8809 Vectorize simple math builtin functions.
8810 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8811 hook to vectorize math builtins.
8812 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8813 (rs6000_builtin_conversion): Add VSX/power7 support.
8814 (rs6000_builtin_vec_perm): Ditto.
8815 (vsplits_constant): Add support for loading up a vector constant
8816 with just the high bit set in each part.
8817 (rs6000_expand_vector_init): Add VSX/power7 support.
8818 (rs6000_expand_vector_set): Ditto.
8819 (rs6000_expand_vector_extract): Ditto.
8820 (rs6000_emit_move): Ditto.
8821 (bdesc_3arg): Ditto.
8822 (bdesc_2arg): Ditto.
8823 (bdesc_1arg): Ditto.
8824 (rs6000_expand_ternop_builtin): Ditto.
8825 (altivec_expand_builtin): Ditto.
8826 (rs6000_expand_unop_builtin): Ditto.
8827 (rs6000_init_builtins): Ditto.
8828 (altivec_init_builtins): Ditto.
8829 (builtin_function_type): Ditto.
8830 (rs6000_common_init_builtins): Ditto.
8831 (rs6000_handle_altivec_attribute); Ditto.
8832 (rs6000_mangle_type): Ditto.
8833 (rs6000_vector_mode_supported_p): Ditto.
8834 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8837 * config/rs6000/vsx.md: New file for VSX support.
8839 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8840 identifing values with just the most significant bit set.
8841 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8842 vectorized builtins.
8844 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8845 (UNSPEC_VRFIM): Delete.
8846 (splitter for loading up vector with most significant bit): New
8847 splitter for vectorizing copysign.
8848 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8849 vectorizing simple math functions.
8850 (altivec_vrfip): Add support for vectorizing simple math functions.
8851 (altivec_vrfim): Ditto.
8852 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8854 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8855 (power7.md, vsx.md): Include for power7 support.
8856 (copysigndf3): Use VSX instructions if -mvsx.
8857 (negdf2_fpr): Ditto.
8858 (absdf2_fpr): Ditto.
8859 (nabsdf2_fpr): Ditto.
8860 (adddf3_fpr): Ditto.
8861 (subdf3_fpr): Ditto.
8862 (muldf3_fpr): Ditto.
8863 (divdf3_fpr): Ditto.
8864 (fix_truncdfdi2_fpr): Ditto.
8865 (cmpdf_internal1): Ditto.
8866 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8867 (btruncdf2, btruncdf2_fpr): Ditto.
8868 (ceildf2, ceildf2_fpr): Ditto.
8869 (floordf2, floordf2_fpr): Ditto.
8870 (floatdidf2, floatdidf2_fpr): Ditto.
8871 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8872 (fmsubdf4_fpr): Ditto.
8873 (fnmadddf4_fpr_1): Ditto.
8874 (fnmadddf4_fpr_2): Ditto.
8875 (fnmsubdf4_fpr_1): Ditto.
8876 (fnmsubdf4_fpr_2): Ditto.
8877 (fixuns_truncdfdi2): Add expander for VSX support.
8878 (fix_truncdfdi2): Ditto.
8879 (fix_truncdfsi2): Ditto.
8881 (btruncsf2): Whitespace.
8882 (movdf_hardfloat32): Add support for VSX registers.
8883 (movdf_softfloat32): Ditto.
8884 (movdf_hardfloat64): Ditto.
8885 (movdf_hardfloat64_mfpgpr): Ditto.
8886 (movdf_softfloat64): Ditto.
8887 (movti splitters): Add check for vector registers supporting
8888 TImode in the future.
8889 (bpermd): Add power7 bpermd instruction.
8891 * config/rs6000/altivec.h (vec_div): Define if VSX.
8895 (vec_nearbyint): Ditto.
8898 (all predicates): Use the generic builtin function, and not the V4SF
8899 specific function so that the predicates will work with VSX's V2DF.
8903 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8904 Document new VSX functions and types.
8906 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8909 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8910 "wa", and "j" constraints. Modify "v" to talk about Altivec
8911 instead of just vector.
8913 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8916 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8917 location for phi arguments.
8918 (rewrite_update_phi_arguments): Find locations for reaching defs.
8919 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8920 Add location to add_phi_arg calls.
8921 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8922 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8923 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8924 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8925 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8926 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8927 * tree-phinodes.c (make_phi_node): Initialize location.
8928 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8929 (add_phi_arg): Add location parameter.
8930 (remove_phi_arg_num): Move location when moving phi argument.
8931 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8933 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8934 slpeel_update_phi_nodes_for_guard1,
8935 slpeel_update_phi_nodes_for_guard2,
8936 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8937 vect_loop_versioning): Set locations.
8938 * tree-parloops.c (create_phi_for_local_result,
8939 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8940 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8941 * tree-vect-loop.c (get_initial_def_for_induction,
8942 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8944 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8945 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8946 (gimple_phi_arg_set_location): New. Set locus.
8947 (gimple_phi_arg_has_location): New. Check for locus.
8948 (redirect_edge_var_map_location): New. Return locus from var_map.
8949 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8950 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8951 combining PHI arguments.
8952 (cond_store_replacement): Set location.
8953 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8954 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8955 scop_add_exit_phis_edge): Add locations.
8956 * tree-cfgcleanup.c (remove_forwarder_block,
8957 remove_forwarder_block_with_phi): Add locations.
8958 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8959 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8961 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8962 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8963 flush_pending_stmts): Add source location.
8964 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8965 stack to preserve locations.
8966 * tree-vect-stmts.c (vectorizable_load): Add location.
8967 * tree-inline.c (copy_phis_for_bb): Copy locus.
8968 (setup_one_parameter): Add call locus to inlined parameter stmts.
8969 (initialize_inlined_parameters): Pass in call location as parameter
8971 (tree_function_versioning): Pass location to setup_one_parameter.
8972 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8973 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8974 copy and edge lists.
8975 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8976 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8977 locus parameter and override the stmt default if provided.
8978 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8979 elim_graph_add_edge, elim_graph_remove_succ_edge,
8980 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8981 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8982 eliminate_phi): Add locus info in elimination graph for each edge and
8984 (insert_backedge_copies): Copy locus if present.
8985 * tree-flow.h (struct _edge_var_map): Add locus field.
8986 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8987 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8988 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8990 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8992 2009-07-30 Martin Jambor <mjambor@suse.cz>
8994 PR tree-optimization/40570
8995 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8998 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9000 * ssa-loop-manip.c: Include langhooks.h.
9001 (rewrite_phi_with_iv): New.
9002 (rewrite_all_phi_nodes_with_iv): New.
9003 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9004 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9005 * tree-parloops.c (loop_parallel_p): Move out all conditions
9006 except dependency check.
9007 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9008 (gen_parallel_loop): Call canonicalize_loop_ivs without
9009 reduction_list argument.
9010 (build_new_reduction): New.
9011 (gather_scalar_reductions): New.
9012 (try_get_loop_niter): New.
9013 (try_create_reduction_list): New.
9014 (parallleize_loops): Change the parallel conditions check.
9015 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9016 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9018 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9020 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9022 * doc/options.texi (Option properties): Mention new quoting syntax.
9024 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9026 * config/alpha/alpha.c (alpha_start_function):
9027 Handle VMS_DEBUG_MAIN_POINTER
9028 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9029 * doc/invoke.texi: Document -mdebug-main switch.
9031 2009-07-29 Richard Henderson <rth@redhat.com>
9033 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9034 (cgraph_create_edge_including_clones): Likewise.
9035 * tree-inline.c (copy_bb): Operate on the correct edges
9036 when updating the callgraph.
9038 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9040 * config/alpha/vms-cc.c: Deleted.
9041 * config/alpha/vms-ld.c: Deleted.
9042 * config/alpha/t-vms64: Moved to config/vms
9043 * config/alpha/vms-crt0-64.c: Moved to config/vms
9044 * config/alpha/vms-crt0.c: Moved to config/vms
9045 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9046 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9047 * config/alpha/xm-vms.h: Moved to config/vms
9048 * config/alpha/x-vms: Moved to config/vms
9049 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9051 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9052 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9054 * config/vms/t-vms64: Moved here from config/alpha
9055 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9056 (argc,argv,envp): Enforce 32bit malloc'ing.
9057 * config/vms/vms-psxcrt0-64.c: Likewise.
9058 * config/vms/vms-crt0.c: Moved here from config/alpha.
9059 * config/vms/vms-psxcrt0.c: Likewise.
9060 * config/vms/vms-crtl-64.h: New file.
9061 * config/vms/vms-crtl.h: New file.
9062 * config/vms/vms.opt: New file.
9063 * config/vms/xm-vms64.h: New file.
9064 * config/vms/xm-vms.h: Moved here from config/alpha.
9065 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9067 * config/vms/x-vms: Moved here from config/alpha.
9068 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9069 (vms-ld.o, vms-cc.o): Removed.
9070 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9072 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9074 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9075 correct stack (obvious VMS fix).
9077 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9079 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9080 date, version info if VMS_DEBUGGING_INFO defined.
9081 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9082 size, date calculating code moved here.
9084 2009-07-29 Paul Brook <paul@codesourcery.com>
9086 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9089 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9092 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9093 to DImode when generating insq_le insn.
9095 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9097 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9098 New macro set for VMS_DEBUGGGING_INFO.
9099 (AT_string_form): Use it.
9101 2009-07-28 DJ Delorie <dj@redhat.com>
9103 * config/mep/mep.c (vtext_section): New.
9104 (vftext_section): New.
9105 (ftext_section): New.
9106 (mep_select_section): Add support for functions.
9107 (mep_unique_section): Likewise.
9108 (mep_asm_init_sections): Likewise.
9109 (mep_encode_section_info): Remove it from here.
9111 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9113 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9115 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9116 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9118 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9120 * dwarf2out.c (output_file_names): Test new macro
9121 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9122 (add_comp_dir_attribute): Likewise.
9124 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9126 * config/i386/mingw-w64.h (LINK_SPEC): Add
9127 separating space between commands.
9129 2009-07-28 Jan Hubicka <jh@suse.cz>
9131 PR tree-optimization/40759
9132 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9135 2009-07-27 DJ Delorie <dj@redhat.com>
9137 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9138 types are dword-aligned.
9139 (mep_expand_va_start): Likewise.
9141 2009-07-27 Olivier Hainque <hainque@adacore.com>
9142 Douglas B Rupp <rupp@gnat.com>
9144 * convert.c (convert_to_pointer): Don't assume the target
9145 pointer type is POINTER_SIZE long. Fetch its precision instead.
9147 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9149 * system.h (fopen): Undefine if macro.
9151 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9153 * dwarf2out.c (output_cfi_p): Removed.
9154 (output_cfis): New function.
9155 (output_fde): New function, split from output_call_frame_info.
9156 (output_call_frame_info): Use it.
9157 (dwarf2out_switch_text_section): Use output_cfis.
9159 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9161 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9162 TARGET_BI_ARCH is specified without enabling SJLJ.
9163 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9164 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9166 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9168 * arm.md (negdi2): Use DImode if forcing a value into a register.
9170 2009-07-26 Ira Rosen <irar@il.ibm.com>
9172 PR tree-optimization/40801
9173 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9174 of vector operand from the previous copy of vector statement.
9175 Pass the correct definition type value to
9176 vect_get_vec_def_for_stmt_copy().
9178 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9180 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9181 const char ** conversion.
9183 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9185 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9186 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9187 (gcc_unreachable): Invoke __builtin_unreachable() if
9188 !ENABLE_ASSERT_CHECKING.
9190 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9192 PR rtl-optimization/40445
9193 * emit-rtl.c (next_nonnote_insn_bb): New function.
9194 * rtl.h (next_nonnote_insn_bb): Declare new function.
9195 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9196 with no successors that is the successor of the ENTRY_BLOCK.
9197 Continue from the top after removing an empty fallthrough block.
9198 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9199 of next_nonnote_insn.
9201 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9203 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9205 2009-07-25 Martin Jambor <mjambor@suse.cz>
9207 * c-common.c (c_common_attribute_table): New element for noclone.
9208 (handle_noclone_attribute): New function. Forward-declare.
9209 * tree-inline.c (tree_versionable_function_p): Check for noclone
9211 * doc/extend.texi (Labels as Values): Document need for noclone.
9212 (Function Attributes): Document noclone attribute.
9214 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9216 PR rtl-optimization/34999
9217 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9218 and dw_fde_switched_cold_to_hot fields.
9219 (output_cfi_p): New function.
9220 (output_call_frame_info): If fde->dw_fde_switched_sections,
9221 output 2 FDEs instead of one with corrupted header.
9222 (dwarf2out_do_cfi_startproc): New function.
9223 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9224 and fde->dw_fde_switched_cold_to_hot.
9225 (dwarf2out_switch_text_section): Compute
9226 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9227 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9228 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9229 Otherwise, compute fde->dw_fde_switch_cfi.
9231 2009-07-24 Cary Coutant <ccoutant@google.com>
9233 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9235 2009-07-24 Cary Coutant <ccoutant@google.com>
9237 * cfghooks.c (split_block): Copy discriminator to new block.
9238 * tree-cfg.c (assign_discriminator): Check location of last
9239 instruction in block as well as first.
9241 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9243 * config/i386/linux.c: Use fputs or putc instead of fprintf
9245 * config/i386/gas.h: Ditto.
9246 * config/i386/x86-64.h: Ditto.
9247 * config/i386/att.h: Ditto.
9249 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9251 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9254 2009-07-24 Martin Jambor <mjambor@suse.cz>
9256 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9257 (ipa_push_func_to_list_1): Declare.
9258 (ipa_push_func_to_list): New function.
9260 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9261 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9262 (ipa_push_func_to_list): Removed.
9263 (ipa_pop_func_from_list): Clear node_enqueued flag.
9265 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9267 * config/s390/s390.c (override_options): Default
9268 max-unrolled-insns to 100 for z10 tuning.
9270 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9272 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9273 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9274 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9275 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9276 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9277 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9278 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9280 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9282 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9283 use default set in mingw32.h header.
9284 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9285 64-bit /mingw/include path.
9286 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9289 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9291 PR rtl-optimization/40209
9292 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9294 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9296 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9297 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9298 with the rest of string where appropriate. Use fputs or putc
9299 instead of fprintf where appropriate.
9301 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9302 Pat Haugen <pthaugen@us.ibm.com>
9303 Revital Eres <ERES@il.ibm.com>
9305 * config/rs6000/vector.md: New file. Move most of the vector
9306 expander support here from altivec.md to allow for the VSX vector
9307 unit in the future. Add support for secondary_reload patterns.
9308 Rewrite the patterns for vector comparison, and vector comparison
9309 predicate instructions so that the RTL expresses the desired
9310 behavior, instead of using unspec.
9312 * config/rs6000/constraints.md ("f" constraint): Use
9313 rs6000_constraints to hold the precalculated register class.
9314 ("d" constraint): Ditto.
9315 ("wd" constraint): New constraint for VSX.
9316 ("wf" constraint): Ditto.
9317 ("ws" constraint): Ditto.
9318 ("wa" constraint): Ditto.
9319 ("wZ" constraint): Ditto.
9320 ("j" constraint): Ditto.
9322 * config/rs6000/predicates.md (vsx_register_operand): New
9324 (vfloat_operand): New predicate for vector.md.
9325 (vint_operand): Ditto.
9326 (vlogical_operand): Ditto.
9327 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9328 (easy_vector_constant): Add VSX support.
9329 (altivec_indexed_or_indirect_operand): New predicate for
9330 recognizing Altivec style memory references with AND -16.
9332 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9333 for vector secondary reload support.
9334 (rs6000_vector_reg_class): Delete, replacing it with
9336 (rs6000_vsx_reg_class): Ditto.
9337 (rs6000_constraints): New array to hold the register classes of
9338 each of the register constraints that can vary at runtime.
9339 (builtin_mode_to_type): New static array for builtin function type
9341 (builtin_hash_table): New static hash table for builtin function
9343 (TARGET_SECONDARY_RELOAD): Define target hook.
9344 (TARGET_IRA_COVER_CLASSES): Ditto.
9345 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9346 registers are 128 bits if VSX memory reference instructions are used.
9347 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9349 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9350 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9351 Print several of the scheduling related parameters.
9352 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9353 rs6000_constraints instead of rs6000_vector_reg_class. Move
9354 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9355 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9356 Altivec. Add VSX support. Setup for secondary reload support on
9357 Altivec/VSX registers.
9358 (rs6000_override_options): Make power7 set the scheduling groups
9359 like the power5. Add support for new debug switches to override
9360 the scheduling defaults. Temporarily disable -mcpu=power7 from
9361 setting -mvsx. Add support for debug switches -malways-hint,
9362 -msched-groups, and -malign-branch-targets.
9363 (rs6000_buitlin_conversion): Add support for returning unsigned
9364 vector conversion functions to fix regressions due to stricter
9366 (rs6000_builtin_mul_widen_even): Ditto.
9367 (rs6000_builtin_mul_widen_odd): Ditto.
9368 (rs6000_builtin_vec_perm): Ditto.
9369 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9370 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9372 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9374 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9375 VSX types for bit operations. Changes to accomidate vector.md.
9376 (bdesc_2arg): Ditto.
9377 (bdesc_1arg): Ditto.
9378 (struct builtin_description_predicates): Rewrite predicate
9379 handling so that RTL describes the operation, instead of passing
9380 the instruction to be used as a string argument.
9381 (bdesc_altivec_preds): Ditto.
9382 (altivec_expand_predicate_builtin): Ditto.
9383 (altivec_expand_builtin): Ditto.
9384 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9385 statement for vsldoi support.
9386 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9387 (altivec_expand_st_builtin): Ditto.
9388 (paired_expand_builtin): Whitespace changes.
9389 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9390 builtin_mode_to_type table for secondary reload. Call
9391 builtin_function_type to build random builtin functions.
9392 (altivec_init_builtins): Change to use builtin_function_type to
9393 create builtin function types dynamically as we need them.
9394 (builtin_hash_function): New support for hashing the tree types
9395 for builtin function as we need it, rather than trying to build
9396 all of the trees that we need. Add initial preliminary VSX support.
9397 (builtin_function_type): Ditto.
9398 (builtin_function_eq): Ditto.
9399 (builtin_hash_struct): Ditto.
9400 (rs6000_init_builtins): Ditto.
9401 (rs6000_common_init_builtins): Ditto.
9402 (altivec_init_builtins): Ditto.
9403 (rs6000_common_init_builtins): Ditto.
9404 (enum reload_reg_type): New enum for simplifing reg classes.
9405 (rs6000_reload_register_type): Simplify register classes into GPR,
9406 Vector, and other registers. Altivec and VSX addresses in reload.
9407 (rs6000_secondary_reload_inner): Ditto.
9408 (rs6000_ira_cover_classes): New target hook, that returns the
9409 appropriate cover classes, based on -mvsx being used or not.
9410 (rs6000_secondary_reload_class): Add VSX support.
9411 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9412 (get_vsel_insn): Ditto.
9413 (rs6000_emit_vector_compare): Rewrite vector conditional support
9414 so that where we can, we use RTL operators, instead of blindly use
9416 (rs6000_emit_vector_select): Ditto.
9417 (rs6000_emit_vector_cond_expr): Ditto.
9418 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9419 (create_TOC_reference): Add -mdebug=addr support.
9420 (emit_frame_save): VSX loads/stores need register indexed addressing.
9422 * config/rs6000/rs6000.md: Include vector.md.
9424 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9426 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9427 support for V2DI, V2DF in logical, permute, select operations.
9429 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9430 switch for vsx/power7.
9431 (-mvsx-scalar-memory): Ditto.
9432 (-mvsx-align-128): Ditto.
9433 (-mallow-movmisalign): Ditto.
9434 (-mallow-df-permute): Ditto.
9435 (-msched-groups): Ditto.
9436 (-malways-hint): Ditto.
9437 (-malign-branch-targets): Ditto.
9439 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9441 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9442 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9443 (rs6000_vector_reg_class): Delete.
9444 (rs6000_vsx_reg_class): Ditto.
9445 (enum rs6000_reg_class_enum): New enum for the constraints that
9446 vary based on target switches.
9447 (rs6000_constraints): New array to hold the register class for all
9448 of the register constraints that vary based on the switches used.
9449 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9450 (enum rs6000_builtins): Add unsigned varients for the builtin
9451 declarations returned by target hooks for expanding multiplies,
9452 select, and permute operations. Add VSX builtins.
9453 (enum rs6000_builtin_type_index): Add entries for VSX.
9454 (V2DI_type_node): Ditto.
9455 (V2DF_type_node): Ditto.
9456 (unsigned_V2DI_type_node): Ditto.
9457 (bool_long_type_node): Ditto.
9458 (intDI_type_internal_node): Ditto.
9459 (uintDI_type_internal_node): Ditto.
9460 (double_type_internal_node): Ditto.
9462 * config/rs6000/altivec.md (whole file): Move all expanders to
9463 vector.md from altivec.md. Rename insn matching functions to be
9465 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9466 (altivec_vcmp*): Ditto.
9467 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9468 (VM): New iterator for moves that includes the VSX types.
9469 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9470 (altivec_vperm_<mode>_uns): New, for unsigned types.
9471 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9472 (altivec_eq<mode>): Ditto.
9473 (altivec_gt<mode>): Ditto.
9474 (altivec_gtu<mode>): Ditto.
9475 (altivec_eqv4sf): Ditto.
9476 (altivec_gev4sf): Ditto.
9477 (altivec_gtv4sf): Ditto.
9478 (altivec_vcmpbfp_p): Ditto.
9480 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9482 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9485 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9488 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9489 ASM_SHORT instead of .word.
9490 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9491 instead of .word in asm template.
9493 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9496 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9497 (process_bb_node_lives): Use it.
9499 * ira.c (setup_cover_and_important_classes): Don't setup
9500 ira_important_class_nums. Add cover classes to the end of
9502 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9504 (find_reg_class_closure): Use reorder_important_classes.
9506 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9508 * config/i386/i386.c (i386_ira_cover_classes): New function.
9509 (TARGET_IRA_COVER_CLASSES): Redefine.
9511 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9512 importance of order of cover classes in the array.
9514 2009-07-22 Diego Novillo <dnovillo@google.com>
9516 * tree-pass.h (TDF_EH): Define.
9517 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9518 contains TDF_EH, print the EH region number holding GS.
9519 * tree-dump.c (dump_options): Add "eh".
9520 * doc/invoke.texi: Document it.
9522 2009-07-22 Doug Kwan <dougkwan@google.com>
9524 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9526 2009-07-22 Michael Matz <matz@suse.de>
9528 PR tree-optimization/35229
9529 PR tree-optimization/39300
9531 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9532 (inhibit_phi_insertion): New function.
9533 (insert_into_preds_of_block): Call it for REFERENCEs.
9534 (init_pre): Initialize and finalize scalar evolutions.
9535 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9537 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9539 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9540 Use CONST_VECTOR_NUNITS to determine number of elements.
9542 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9544 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9545 (U, W): Constraints are now deprecated and will be removed if we
9547 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9549 ("prefetch"): Add the stcmh instruction for prefetching.
9550 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9552 (s390_short_displacement): Return always true if compiling for
9553 machines not providing the long displacement facility.
9554 (s390_mem_constraint): Support the new constraint letter Z.
9555 (s390_check_qrst_address): New function.
9557 2009-07-21 DJ Delorie <dj@redhat.com>
9559 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9562 2009-07-21 Jason Merrill <jason@redhat.com>
9564 * c-common.c (max_tinst_depth): Increase default to 1024.
9566 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9568 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9569 (vec_unpacku_float_lo_v4si): Ditto.
9571 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9574 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9575 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9576 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9577 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9579 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9581 PR tree-optimization/40813
9582 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9585 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9587 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9588 with a NOP_EXPR if needed.
9590 2009-07-21 Paul Brook <paul@codesourcery.com>
9592 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9593 Terminate debug dump with newline.
9595 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9597 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9598 Cast "1" to unsigned HOST_WIDE_INT.
9599 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9600 deposit length to the maximum length - lsb. Extend length if
9601 HOST_BITS_PER_WIDE_INT is 32.
9603 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9605 * cgraph.h (constant_pool_htab): New function.
9606 (constant_descriptor_tree): Move from varasm.c.
9607 * varasm.c (constant_pool_htab): New function.
9608 (constant_descriptor_tree): Move to cgraph.h.
9610 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9612 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9614 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9616 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9619 2009-07-20 Xinliang David Li <davidxl@google.com>
9621 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9623 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9625 * config/mips/mips.md (move_type): Add arith.
9626 (type): Handle arith.
9627 (zero_extendsidi2): Rename this into ...
9628 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9629 (zero_extendsidi2): New expander.
9630 (*zero_extendsidi2_dext): New pattern.
9632 2009-07-20 Nick Clifton <nickc@redhat.com>
9634 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9635 to set MIPS_ABI_DEFAULT.
9636 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9638 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9640 * tree-object-size.c (addr_object_size): Handle unions with
9641 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9643 PR tree-optimization/40792
9644 * tree.c (build_function_type_skip_args): Remove bogus assert.
9646 2009-07-20 Jan Hubicka <jh@suse.cz>
9647 Martin Jambor <mjambor@suse.cz>
9649 * cgraph.h (combined_args_to_skip): New field.
9650 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9651 combined_args_to_skip and args_to_skip.
9652 * tree-inline.c (update_clone_info): New function.
9653 (tree_function_versioning): Call update_clone_info.
9654 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9656 (cgraph_materialize_all_clones): More extensive dumping, working
9657 with combined_args_to_skip rather than args_to_skip.
9659 2009-07-20 Ira Rosen <irar@il.ibm.com>
9661 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9662 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9663 (get_initial_def_for_reduction): Likewise.
9664 (vectorizable_reduction): Skip the check of first operand in case
9665 of COND_EXPR. Add check that it is outer loop vectorization if
9666 nested cycle was detected. Call vectorizable_condition() for
9667 COND_EXPR. If reduction epilogue cannot be created do not fail for
9668 nested cycles (if it is not double reduction). Assert that there
9669 is only one type in the loop in case of COND_EXPR. Call
9670 vectorizable_condition() to vectorize COND_EXPR.
9671 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9672 Add parameters. Allow nested cycles if called from
9673 vectorizable_reduction(). Use reduction vector variable if provided.
9674 (vect_analyze_stmt): Call vectorizable_reduction() before
9675 vectorizable_condition().
9676 (vect_transform_stmt): Update call to vectorizable_condition().
9678 2009-07-20 Christian Bruel <christian.bruel@st.com>
9680 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9681 * doc/invoke.texi (-mfmovd): Likewise.
9682 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9684 2009-07-20 Jan Hubicka <jh@suse.cz>
9686 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9687 when handling SSA name.
9689 2009-07-19 Jan Hubicka <jh@suse.cz>
9691 PR tree-optimization/40676
9692 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9693 virtual PHIs in empty BBs.
9695 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9697 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9698 re-expanded the compound use gen_lowpart instead to convert to the
9701 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9703 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9704 OUTER_CONST arguments.
9705 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9706 the new wider mode will be masked off.
9707 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9709 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9711 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9712 high-order bits are zero.
9714 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9716 * combine.c (simplify_shift_const_1): Split code to determine
9718 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9719 new bits shifted in are identical to the old sign bit.
9721 2009-07-18 Richard Guenther <rguenther@suse.de>
9724 * gimplify.c (gimplify_call_expr): Reject code using results from
9725 functions returning void.
9727 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9729 * doc/md.texi: Document the new PowerPC "es" constraint.
9730 Document that "m" can include automodified addresses on this target,
9731 and explain how %U must be used. Extend the "Q" and "Z" documentation
9732 to suggest "es" as well as "m".
9733 * config/rs6000/constraints.md (es): New memory constraint.
9734 (Q, Z): Update strings to match new documentation.
9736 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9738 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9739 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9740 * config/rs6000/predicates.md (volatile_mem_operand): Use
9741 offsettable_nonstrict_memref_p.
9742 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9743 (*floatunssidf2_internal): Likewise.
9744 (*fix_truncdfsi2_internal): Likewise.
9745 (*fix_trunctfsi2_internal): Likewise.
9747 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9749 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9751 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9753 2009-07-17 Richard Guenther <rguenther@suse.de>
9756 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9757 (pass_warn_unused_result): Likewise.
9758 (TODO_set_props): Remove.
9759 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9761 (pass_diagnose_omp_blocks): Define.
9762 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9763 (c_gimple_diagnostics_recursively): Remove.
9764 (finish_function): Do not call it.
9765 (c_write_global_declarations): Continue after errors.
9766 Finalize the CU here.
9767 * c-gimplify.c (c_genericize): Do not gimplify here.
9768 * c-common.c (c_warn_unused_result): Move ...
9769 * tree-cfg.c (do_warn_unused_result): ... here.
9770 (run_warn_unused_result): New function.
9771 (gate_warn_unused_result): New function.
9772 (pass_warn_unused_result): New pass.
9773 * c-common.h (c_warn_unused_result): Remove.
9774 * flags.h (flag_warn_unused_result): Declare.
9775 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9776 * opts.c (flag_warn_unused_result): Initialize to false.
9777 * toplev.c (compile_file): Add comment.
9778 * omp-low.c (create_omp_child_function): Do not register
9779 the function with the frontend.
9780 (diagnose_omp_structured_block_errors): Prepare to be
9781 called as optimization pass.
9782 (gate_diagnose_omp_blocks): New function.
9783 (pass_diagnose_omp_blocks): New pass.
9784 * cgraph.h (cgraph_optimize): Remove.
9785 (cgraph_analyze_function): Likewise.
9786 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9787 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9788 before their parents here.
9789 (cgraph_finalize_function): Not here.
9790 (cgraph_analyze_function): Gimplify functions here.
9791 (cgraph_finalize_compilation_unit): Continue after errors.
9792 Optimize the callgraph from here.
9793 (cgraph_optimize): Make static.
9794 * langhooks.c (write_global_declarations): Finalize the CU.
9795 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9796 (gimplify_function_tree): Assert we gimplify only once.
9797 Set PROP_gimple_any property.
9798 * tree-nested.c (gimplify_all_functions): New function.
9799 (lower_nested_functions): Gimplify all nested functions.
9800 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9801 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9802 and pass_diagnose_omp_blocks after gimplification. Do not
9803 set TODO_set_props on all_lowering_passes.
9804 (execute_one_pass): Do not handle TODO_set_props.
9805 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9806 (gimplify.o): Add tree-pass.h dependency.
9807 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9808 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9809 (unsave_r): Likewise.
9810 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9813 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9815 * doc/service.texi (Service): Restore previously removed link,
9816 which isn't broken after all.
9818 2009-07-17 Richard Guenther <rguenther@suse.de>
9820 PR tree-optimization/40321
9821 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9822 PHI nodes to the maximal set.
9823 (make_values_for_phi): Add PHI arguments to the maximal set.
9824 (execute_pre): Dump PHI_GEN and the maximal set.
9826 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9829 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9832 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9834 * doc/extend.texi (Nested Functions): Replace broken link with
9836 * doc/service.texi (Service): Remove broken link.
9838 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9841 * builtins.c (expand_builtin_memcmp): Use loc instead of
9842 EXPR_LOCATION (exp).
9843 (expand_builtin_strncmp): Likewise.
9845 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9846 Manuel López-Ibáñez <manu@gcc.gnu.org>
9849 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9850 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9851 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9852 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9853 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9854 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9855 tree-inline.c, c-common.c, c-common.h, gimple.c,
9856 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9857 convert.c: Add location argument to fold_{unary,binary,ternary},
9858 fold_build[123], build_call_expr, build_size_arg,
9859 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9860 fold_build1_initializer, fold_build2_initializer,
9861 fold_build3_initializer, fold_build_call_array,
9862 fold_build_call_array_initializer, fold_single_bit_test,
9863 omit_one_operand, omit_two_operands, invert_truthvalue,
9864 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9865 combine_comparisons, fold_builtin_*, fold_call_expr,
9866 build_range_check, maybe_fold_offset_to_address, round_up,
9869 2009-07-16 Jason Merrill <jason@redhat.com>
9872 * c-common.c (c_common_reswords): Add __is_standard_layout
9874 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9875 * doc/implement-cxx.texi: New.
9876 * doc/gcc.texi: Include it.
9878 2009-07-16 DJ Delorie <dj@redhat.com>
9880 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9881 compares that may be indirectly affected by previous instructions.
9883 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9885 * builtins.c (do_mpc_arg2): New.
9886 (fold_builtin_2): Fold builtin cpow.
9887 * real.h (HAVE_mpc_pow): New.
9889 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9891 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9892 comparison to skip unprofitable schedule
9894 2009-07-16 Simon Baldwin <simonb@google.com>
9896 * gcc.c (option_map): New flag -no-canonical-prefixes.
9897 * (display_help): Print help text for new flag.
9898 * (process_command): Move options translation and language specifics
9899 and handle new flag early. Use it to set a function pointer to a
9900 prefix builder. Replace make_relative_prefix calls with calls to
9901 the function pointed to. Ignore new flag in regular options handling.
9902 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9904 2009-07-15 DJ Delorie <dj@redhat.com>
9906 * config/mep/mep.md (sibcall_internal): Change register to avoid
9908 (sibcall_value_internal): Likewise.
9910 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9912 PR rtl-optimization/40710
9913 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9915 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9917 * config/mips/mips.md (*extenddi_truncate<mode>,
9918 *extendsi_truncate<mode>): Change type attribute to move_type
9919 with shift_shift. Split out code handling exts from here ...
9920 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9922 (*extendhi_truncateqi): Change type attribute to move_type with
9923 shift_shift. Split out code handling exts from here ...
9924 (*extendhi_truncateqi_exts): ... to this new pattern.
9926 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9928 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9929 instead of "and" with inverted sign bit mask value. Use
9930 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9931 Allocate registers only for operand 4 and operand 5.
9933 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9936 * fold-const.c (fold_cond_expr_with_comparison): When folding
9937 < and <= to MIN, make sure the MIN uses the same type as the
9938 comparison's operands.
9940 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9942 * arm.md (ior_xor): New code iterator.
9943 (split for ior/xor with shift and zero-extend): New split pattern.
9944 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9946 2009-07-15 Richard Guenther <rguenther@suse.de>
9948 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9951 2009-07-15 Richard Guenther <rguenther@suse.de>
9954 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9956 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9958 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9959 handle 2.6.30 kernel.
9961 2009-07-15 DJ Delorie <dj@redhat.com>
9963 * config/mep/mep.md (sibcall_internal): Change register to allow
9964 for 24-bit addresses.
9965 (sibcall_value_internal): Likewise.
9967 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9969 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9970 that are enabled/disabled by the flags introduced by a previous patch.
9972 2009-07-14 DJ Delorie <dj@redhat.com>
9974 * config/mep/mep.md (sibcall_internal): Include non-toggling
9976 (sibcall_value_internal): Likewise.
9978 2009-07-14 Taras Glek <tglek@mozilla.com>
9979 Rafael Espindola <espindola@google.com>
9981 * doc/sourcebuild.texi: Document install-plugin target.
9982 * configure.ac: Added install-plugin target to language makefiles.
9983 * configure: Regenerate.
9984 * Makefile.in: (install-plugin): Install more headers,
9985 depend on lang.install-plugin.
9987 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9989 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9992 2009-07-14 DJ Delorie <dj@redhat.com>
9994 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9995 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9996 * config/mep/mep.md (sibcall_internal): Change test from
9997 mep_vliw_mode_match to mep_vliw_jmp_match.
9998 (sibcall_value_internal): Likewise.
10000 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10002 * config/i386/sse.md (copysign<mode>3): New expander.
10003 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10004 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10005 Use ix86_build_const_vector.
10006 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10007 IX86_BUILTIN_CPYSGNPD.
10008 (builtin_description): Add __builtin_ia32_copysignps and
10009 __builtin_ia32_copysignpd.
10010 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10011 and BUILT_IN_COPYSIGNF.
10013 2009-07-13 Jason Merrill <jason@redhat.com>
10015 * builtins.c (can_trust_pointer_alignment): New fn.
10016 (get_pointer_alignment): Factor it out from here.
10017 * tree.h: Declare it.
10019 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10021 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10024 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10028 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10030 2009-07-14 Richard Guenther <rguenther@suse.de>
10031 Andrey Belevantsev <abel@ispras.ru>
10033 PR middle-end/40745
10034 * cfgexpand.c (partition_stack_vars): Do not bother to update
10035 alias information when not optimizing.
10037 2009-07-14 Richard Guenther <rguenther@suse.de>
10038 Andrey Belevantsev <abel@ispras.ru>
10040 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10041 (pt_solution_set): Likewise.
10042 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10043 * tree-ssa-structalias.c (pt_solution_set): New function.
10044 * final.c (rest_of_clean_state): Free SSA data structures.
10045 * print-rtl.c (print_decl_name): Remove.
10046 (print_mem_expr): Implement in terms of print_generic_expr.
10047 * alias.c (ao_ref_from_mem): New function.
10048 (rtx_refs_may_alias_p): Likewise.
10049 (true_dependence): Query alias-export info.
10050 (canon_true_dependence): Likewise.
10051 (write_dependence_p): Likewise.
10052 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10054 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10055 (mem_expr_equal_p): Use operand_equal_p.
10056 (set_mem_attributes_minus_bitpos): Do not use
10057 component_ref_for_mem_expr.
10058 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10059 (update_alias_info_with_stack_vars): Likewise.
10060 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10061 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10062 explicitly nor clear stmt operands.
10063 Free the decl-to-pointer map.
10064 * tree-optimize.c (execute_free_datastructures): Do not free
10065 SSA data structures here.
10066 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10067 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10068 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10070 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10072 2009-07-13 DJ Delorie <dj@redhat.com>
10074 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10075 unrolling at the right iteration count.
10077 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10080 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10082 * haifa-sched.c (rank_for_schedule): Introduced flags to
10083 enable/disable individual scheduling heuristics.
10084 * common.opt: Introduced flags to enable/disable individual
10085 heuristics in the scheduler.
10086 * doc/invoke.texi: Introduced flags to enable/disable individual
10087 heuristics in the scheduler.
10089 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10091 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10092 config/i386/mingw-tls.c.
10093 * config/i386/mingw-tls.c: Removed.
10095 2009-07-13 Ira Rosen <irar@il.ibm.com>
10097 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10098 checks access only relevant statements.
10099 (vectorizable_reduction): Likewise.
10101 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10103 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10104 just for 32-bit case.
10106 2009-07-12 Jan Hubicka <jh@suse.cz>
10108 PR tree-optimization/40585
10109 * except.c (expand_resx_expr): When there already is resume
10110 instruction, produce linked list.
10111 (build_post_landing_pads): Assert that resume is empty.
10112 (connect_post_landing_pads): Handle resume lists.
10113 (dump_eh_tree): Dump resume list.
10115 2009-07-12 Ira Rosen <irar@il.ibm.com>
10117 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10118 with additional argument.
10119 * tree-vectorizer.h (enum vect_def_type): Add
10120 vect_double_reduction_def.
10121 (vect_is_simple_reduction): Add argument.
10122 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10124 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10125 vect_is_simple_reduction with additional argument.
10126 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10128 (reduction_code_for_scalar_code): Handle additional codes by
10129 returning ERROR_MARK for them. Fix comment and indentation.
10130 (vect_is_simple_reduction): Fix comment, add argument to specify
10131 double reduction. Detect double reduction.
10132 (get_initial_def_for_induction): Fix indentation.
10133 (get_initial_def_for_reduction): Fix comment and indentation.
10134 Handle double reduction. Create initial definitions that do not
10135 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10136 (vect_create_epilog_for_reduction): Fix comment, add argument to
10137 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10138 epilogue result extraction. Create double reduction phi node and
10139 replace relevant uses.
10140 (vectorizable_reduction): Call vect_is_simple_reduction with
10141 additional argument. Fix indentation. Update epilogue code treatment
10142 according to the changes in reduction_code_for_scalar_code. Check
10143 for double reduction. Call vect_create_epilog_for_reduction with
10144 additional argument.
10145 * tree-vect-stmts.c (process_use): Handle double reduction, update
10147 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10148 (vect_get_vec_def_for_operand): Likewise.
10150 2009-07-12 Danny Smith <dansmister@gmail.com>
10152 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10153 dllexport if !TREE_PUBLIC.
10154 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10156 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10158 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10159 (avr_extra_arch_macro) Remove declatation.
10160 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10161 (avr_extra_arch_macro) Declare as static.
10162 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10164 2009-07-11 Jan Hubicka <jh@suse.cz>
10166 PR middle-end/48388
10167 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10169 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10172 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10173 cold_in_std_section bits.
10174 (dwarf2out_begin_prologue): Initialize them.
10175 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10176 if already covered by text_section or cold_text_section range.
10178 PR rtl-optimization/40667
10179 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10180 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10181 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10182 * config/i386/i386.c (ix86_minimum_alignment): New function.
10183 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10184 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10185 * emit-rtl.c (gen_reg_rtx): Likewise.
10186 * function.c (assign_parms): Likewise. If nominal_type needs
10187 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10188 rather than passed_type's alignment.
10191 * function.c (assign_parm_setup_stack): Adjust
10192 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10193 from nominal_mode on big endian.
10195 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10197 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10199 2009-07-10 DJ Delorie <dj@redhat.com>
10201 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10203 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10205 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10207 (thumb2_cbnz): Likewise.
10209 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10212 * config.gcc (supported_defaults): Add synci.
10213 (with_synci): Add validation.
10214 (all_defaults): Add synci.
10215 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10218 * config/mips/mips.opt (msynci): New option.
10219 * config/mips/mips.c (mips_override_options): Warn on use of
10220 -msynci for targets that do now support it.
10221 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10223 * gcc/doc/invoke.texi (-msynci): Document the new option.
10224 * doc/install.texi (--with-synci): Document the new option.
10226 2009-07-10 Richard Guenther <rguenther@suse.de>
10228 PR tree-optimization/40496
10229 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10230 the PHI result with a compatible type.
10232 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10236 * c.opt (Wunused-result): New.
10237 * doc/invoke.texi: Document it.
10238 * c-common.c (c_warn_unused_result): Use it.
10240 2009-07-09 DJ Delorie <dj@redhat.com>
10242 * targhooks.c (default_target_can_inline_p): Rename from
10243 default_target_option_can_inline_p.
10244 * targhooks.h (default_target_can_inline_p): Likewise.
10245 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10246 TARGET_OPTION_CAN_INLINE_P.
10247 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10248 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10249 (mep_target_can_inline_p): Rename from
10250 mep_target_option_can_inline_p.
10253 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10254 registers used to pass vectors.
10256 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10258 2009-07-09 Tom Tromey <tromey@redhat.com>
10260 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10261 * config/mmix/mmix.c: Include dwarf2.h.
10262 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10263 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10264 * config/sh/sh.c: Include dwarf2.h.
10265 * config/i386/i386.c: Include dwarf2.h.
10266 * Makefile.in (DWARF2_H): Remove 'elf'.
10267 * except.c: Include dwarf2.h.
10268 * unwind-dw2.c: Include dwarf2.h.
10269 * dwarf2out.c: Include dwarf2.h.
10270 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10271 * unwind-dw2-fde.c: Include dwarf2.h.
10272 * dwarf2asm.c: Include dwarf2.h.
10274 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10276 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10277 (max_issue): Use it.
10278 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10280 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10281 (region_sched_info): Update.
10282 * sched-ebb.c (ebb_sched_info): Update.
10283 * modulo-sched.c (sms_sched_info): Update.
10284 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10286 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10288 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10290 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10292 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10294 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10296 PR middle-end/40692
10297 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10298 arg1 with arg01 if arg1 is already INTEGER_CST.
10300 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10302 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10303 Transform (and (truncate)) into (truncate (and)).
10305 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10307 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10308 creating LHS paradoxical subregs. Fix surrounding returns to
10309 use NULL_RTX rather than 0.
10311 2009-07-08 DJ Delorie <dj@redhat.com>
10313 * config/mep/mep.c: (mep_option_can_inline_p): New.
10314 (TARGET_OPTION_CAN_INLINE_P): Define.
10316 2009-07-08 Mark Wielaard <mjw@redhat.com>
10319 * dwarf2out.c (add_data_member_location_attribute): When we have
10320 only a constant offset don't emit a new location description using
10321 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10324 2009-07-08 Richard Henderson <rth@redhat.com>
10327 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10328 (enum reg_class): Add CLOBBERED_REGS.
10329 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10330 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10331 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10332 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10333 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10334 force 64-bit sibcalls into R11.
10335 * config/i386/constraints.md (U): New constraint.
10336 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10337 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10338 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10340 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10342 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10344 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10345 * ebitmap.h (dump_ebitmap): Ditto.
10346 * optabs.h (optab_libfunc): Ditto.
10347 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10348 * tree-flow.h (vect_can_force_dr_alignment_p,
10349 get_vectype_for_scalar_type): Ditto.
10350 (vectorize_loops): Move prototype to ...
10351 * tree-vectorizer.h: ... here. Also, adjust comment.
10352 (vect_set_verbosity_level): Remove duplicate prototype.
10353 * tree-ssa-loop.c: Include tree-vectorizer.h.
10354 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10356 2009-07-08 Nick Clifton <nickc@redhat.com>
10358 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10361 2009-07-08 DJ Delorie <dj@redhat.com>
10363 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10364 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10365 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10367 * config/mep/intrinsics.md: Regenerated.
10368 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10369 registers when asm() or calls are detected.
10371 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10374 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10376 * gimple (gimple_build_call_from_tree): Likewise.
10377 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10378 no_warning flag before warning.
10380 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10382 * tree.c (set_expr_locus): Remove.
10383 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10384 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10386 * gimplify.c (internal_get_tmp_var): Likewise.
10387 (gimplify_call_expr): Likewise.
10388 (gimplify_one_sizepos): Likewise.
10390 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10393 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10394 to variables for debugging purposes.
10396 2009-06-23 Mark Loeser <mark@halcy0n.com>
10399 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10401 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10403 * pretty-print.c (pp_base_format): Remove %J.
10404 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10405 gcc_cxxdiag_char_table): Likewise.
10406 (init_dynamic_diag_info): Likewise.
10408 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10410 * pretty-print.c (pp_base_format): Remove %H.
10411 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10412 gcc_cxxdiag_char_table): Likewise.
10413 (init_dynamic_diag_info): Likewise.
10414 * config/mep/mep.c (mep_select_section): Likewise.
10416 2009-07-07 Duncan Sands <baldrick@free.fr>
10418 * final.c (pass_clean_state): Give the pass a name.
10419 * passes.c (pass_rest_of_compilation): Likewise.
10420 * tree-optimize.c (pass_all_optimizations): Likewise.
10422 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10424 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10425 an extra 'decl' for error_at.
10427 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10429 PR middle-end/40669
10430 * tree-tailcall.c (adjust_return_value_with_ops,
10431 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10432 if it has complex or vector type.
10434 2009-07-07 Olivier Hainque <hainque@adacore.com>
10436 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10439 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10441 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10443 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10445 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10446 * c-decl.c: Likewise.
10447 * function.c: Likewise.
10448 * varasm.c: Likewise.
10449 * tree-ssa.c: Likewise.
10450 * c-common.c: Likewise.
10451 * tree-cfg.c: Likewise.
10452 * config/spu/spu.c: Likewise.
10453 * config/ia64/ia64.c: Likewise.
10454 * config/v850/v850.c: Likewise.
10456 2009-07-06 DJ Delorie <dj@redhat.com>
10458 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10459 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10460 unspecified accesses to control registers.
10461 * config/mep/intrinsics.md: Regenerate.
10462 * config/mep/intrinsics.h: Regenerate.
10463 * config/mep/mep-intrin.h: Regenerate.
10465 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10467 * c-lex.c: Replace %H by an explicit location. Update all calls.
10468 * c-common.c: Likewise.
10469 * c-decl.c: Likewise.
10470 * c-typeck.c: Likewise.
10471 * fold-const.c: Likewise.
10472 * gimplify.c: Likewise.
10473 * stmt.c: Likewise.
10474 * tree-cfg.c: Likewise.
10475 * tree-ssa-loop-niter.c: Likewise.
10476 * tree-vrp.c: Likewise.
10477 * value-prof.c: Likewise.
10479 2009-07-06 Diego Novillo <dnovillo@google.com>
10481 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10482 if it has one. Handle cases where VAR does not have an
10483 annotation or cfun is NULL.
10485 2009-07-06 Diego Novillo <dnovillo@google.com>
10487 * tree.c: Include debug.h.
10488 (initialize_tree_contains_struct): New.
10489 (init_ttree): Call it.
10490 (tree_node_structure_for_code): Factor out of ...
10491 (tree_node_structure): ... here.
10492 * treestruct.def (TS_PHI_NODE): Remove.
10493 (TS_GIMPLE_STATEMENT): Remove.
10495 2009-07-06 Diego Novillo <dnovillo@google.com>
10497 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10498 (debug_tree_chain): Handle cycles.
10500 2009-07-06 Nick Clifton <nickc@redhat.com>
10501 DJ Delorie <dj@redhat.com>
10503 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10504 __FMOVD_ENABLED__ is defined.
10506 (TARGET_FMOVD): Provide a default definition.
10507 (MASK_FMOVD): Likewise.
10508 (TARGET_CPU_CPP_BUILTINS): Define
10509 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10510 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10511 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10512 (split for DF load from memory into register): Also handle
10513 MEMs which consist of REG+DISP addressing.
10514 (split for DF store from register to memory): Likewise.
10515 (movsf_ie): Always use single fp_mode.
10516 * config/sh/sh.c (sh_override_options): Do not automatically
10517 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10518 that to the -mfmovd command line switch.
10519 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10520 (fldi_ok): Always allow.
10521 * config/sh/sh.opt (mfmovd): Remove this switch.
10522 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10524 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10525 Kaz Kojima <kkojima@gcc.gnu.org>
10527 PR rtl-optimization/30807
10528 * postreload.c (reload_combine): For every new use of REG_SUM,
10529 record the use of BASE.
10531 2009-07-06 Jan Hubicka <jh@suse.cz>
10533 * params.def: Revert my accidental commit at 2009-06-30.
10535 2009-07-04 Ian Lance Taylor <iant@google.com>
10538 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10540 (mingw_format_attribute_overrides): Likewise.
10542 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10545 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10546 don't check cfa.reg. Instead of cfa.indirect use
10547 fde && fde->drap_reg != INVALID_REGNUM test.
10549 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10551 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10553 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10556 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10558 2009-07-03 Richard Guenther <rguenther@suse.de>
10560 PR tree-optimization/40640
10561 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10564 2009-07-03 Jan Hubicka <jh@suse.cz>
10566 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10567 for size, reduce amount of inlining.
10569 2009-07-03 Richard Guenther <rguenther@suse.de>
10571 PR middle-end/34163
10572 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10573 if t +- x is known to not overflow and the conversion widens the
10575 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10577 2009-07-03 Jan Hubicka <jh@suse.cz>
10579 * ipa-pure-const.c (analyze): Update loop optimizer init.
10580 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10581 try_remove_empty_loop, remove_empty_loops): Remove.
10582 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10583 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10584 to mark regular loops as neccesary.
10585 (degenerate_phi_p): New function.
10586 (propagate_necessity, remove_dead_phis): Use it.
10587 (forward_edge_to_pdom): Likewise.
10588 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10589 virtual PHI nodes that became unreachable.
10590 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10591 * tree-flow.h (remove_empty_loops): Remove.
10592 * passes.c (init_optimization_passes): Remove.
10594 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10596 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10597 can_create_pseudo_p.
10598 (*fix_trunc<mode>_i387_1): Ditto.
10599 (*floathi<mode>2_1): Ditto.
10600 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10601 (*fistdi2_1): Ditto.
10602 (*fist<mode>2_1): Ditto.
10603 (frndintxf2_floor): Ditto.
10604 (*fist<mode>2_floor_1): Ditto.
10605 (frndintxf2_ceil): Ditto.
10606 (*fist<mode>2_ceil_1): Ditto.
10607 (frndintxf2_trunc): Ditto.
10608 (frndintxf2_mask_pm): Ditto.
10609 (fxam<mode>2_i387_with_temp): Ditto.
10610 * config/i386/sse.md (mulv16qi3): Ditto.
10611 (*sse2_mulv4si3): Ditto.
10613 (sse4_2_pcmpestr): Ditto.
10614 (sse4_2_pcmpistr): Ditto.
10616 2009-07-03 Jan Hubicka <jh@suse.cz>
10618 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10619 (mark_stmt_necessary): Set it.
10620 (mark_operand_necessary): Set it.
10621 (mark_control_dependent_edges_necessary): Set it.
10622 (mark_virtual_phi_result_for_renaming): New function.
10623 (get_live_post_dom): New function.
10624 (forward_edge_to_pdom): New function.
10625 (remove_dead_stmt): Fix handling of control dependences.
10626 (tree_dce_init): Init new bitmap.
10627 (tree_dce_done): Free it.
10629 2009-07-02 Richard Guenther <rguenther@suse.de>
10632 * tree-ssa-structalias.c (new_var_info): Initialize
10635 2009-07-02 Jan Hubicka <jh@suse.cz>
10637 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10640 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10642 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10643 instead of recomputing it. Adjust calls.
10644 (emit_store_flag): Adjust recursive calls.
10646 2009-07-02 Richard Guenther <rguenther@suse.de>
10648 * tree-ssa-live.c (remove_unused_locals): Do not remove
10650 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10651 of DECL_EXTERNAL for HEAP variables.
10652 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10653 HEAP variables. Do not adjust RESTRICT vars.
10654 (find_what_var_points_to): Nobody cares if something
10655 points to READONLY.
10657 2009-07-02 Ben Elliston <bje@au.ibm.com>
10659 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10660 pc_low and pc_high declarations to the top of the function.
10662 2009-07-01 DJ Delorie <dj@redhat.com>
10664 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10665 registers as fixed.
10666 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10667 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10668 unspecified accesses to control registers.
10669 * config/mep/intrinsics.md: Regenerate.
10670 * config/mep/intrinsics.h: Regenerate.
10671 * config/mep/mep-intrin.h: Regenerate.
10673 2009-07-01 Anthony Green <green@moxielogic.com>
10675 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10676 instruction when possible.
10677 (moxie_expand_prologue): Ditto. Also, save an instruction and
10678 some complexity by popping off of $r12 instead of $sp.
10679 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10682 2009-07-01 Richard Henderson <rth@redhat.com>
10685 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10686 contained no insns, reposition note before last insn.
10688 2009-07-01 Richard Henderson <rth@redhat.com>
10691 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10692 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10694 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10697 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10698 darwin9 for printing reg addresses with %y.
10700 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10702 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10703 truncation from operands in binary operations.
10705 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10708 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10709 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10710 subreg of op0 to the original op0.
10712 * expmed.c (store_bit_field_1): Use a temporary as the destination
10713 instead of a paradoxical subreg when we need to truncate the result.
10715 2009-07-01 DJ Delorie <dj@redhat.com>
10717 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10718 names to VLIW variants.
10719 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10720 * config/mep/intrinsics.md: Regenerate.
10721 * config/mep/intrinsics.h: Regenerate.
10722 * config/mep/mep-intrin.h: Regenerate.
10724 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10727 * jump.c (returnjump_p): Revert last patch.
10728 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10730 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10733 * pa.md (casesi32p): Use jump table label to determine the offset
10735 (casesi64p): Likewise.
10737 * pa.c (forward_branch_p): Return bool type. Use instruction
10738 addresses when available. Assert that INSN has a jump label.
10739 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10742 2009-07-01 Richard Guenther <rguenther@suse.de>
10744 PR tree-optimization/19831
10745 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10746 that only act as barriers do not make any previous stores necessary.
10747 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10748 HEAP variables global, do not add a constraint from nonlocal.
10749 (find_func_aliases): Handle escapes through return statements.
10750 (compute_points_to_sets): Make escaped HEAP variables global.
10752 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10755 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10756 after reducing a DImode cstore to SImode.
10758 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10760 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10761 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10763 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10765 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10766 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10768 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10769 and umod_optab if TARGET_BSD_DIVMOD.
10770 * config/vax/lib1funcs.asm: New file.
10771 * config/vax/t-linux: New file.
10772 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10774 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10777 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10778 to type arguments that have void type.
10781 * dwarf2out.c (gen_formal_parameter_die): Call
10782 equate_decl_number_to_die if node is different from origin.
10784 2009-06-30 Anthony Green <green@moxielogic.com>
10786 Clean up moxie port for --enable-build-with-cxx.
10787 * config/moxie/moxie.c (moxie_function_value): First two
10788 parameters are const_tree, not tree.
10789 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10790 (REG_CLASS_NAMES): Ditto.
10791 (REGNO_REG_CLASS): Ditto.
10792 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10793 (moxie_function_value): Fix constyness of arguments.
10795 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10797 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10798 finalize_size_functions before further processing.
10799 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10800 (variable_size): Call self_referential_size on size expressions
10801 that contain a PLACEHOLDER_EXPR.
10802 (size_functions): New static variable.
10803 (copy_self_referential_tree_r): New static function.
10804 (self_referential_size): Likewise.
10805 (finalize_size_functions): New global function.
10806 * tree.c: Include tree-inline.h.
10807 (push_without_duplicates): New static function.
10808 (find_placeholder_in_expr): New global function.
10809 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10811 <tcc_expression>: Likewise.
10812 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10813 the call in the expression.
10814 * tree.h (finalize_size_functions): Declare.
10815 (find_placeholder_in_expr): Likewise.
10816 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10817 (substitute_placeholder_in_expr): Update comment.
10818 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10820 (copy_tree_body_r): Likewise.
10821 (copy_tree_body): New static function.
10822 (maybe_inline_call_in_expr): New global function.
10823 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10824 (maybe_inline_call_in_expr): Declare.
10825 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10826 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10829 2009-06-30 Richard Guenther <rguenther@suse.de>
10831 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10833 (propagate_necessity): Do not mark reaching defs of stores
10836 2009-06-30 Jan Hubicka <jh@suse.cz>
10838 * cfgloopanal.c (check_irred): Move into ...
10839 (mark_irreducible_loops): ... here; return true if ireducible
10841 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10842 (analyze_function): Try to prove loop finiteness.
10843 * cfgloop.h (mark_irreducible_loops): Update prototype.
10844 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10846 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10848 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10850 2009-06-30 Ira Rosen <irar@il.ibm.com>
10852 PR tree-optimization/40542
10853 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10856 2009-06-30 Martin Jambor <mjambor@suse.cz>
10858 PR tree-optimization/40582
10859 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10860 than useless_type_conversion_p.
10861 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10864 2009-06-30 Martin Jambor <mjambor@suse.cz>
10866 PR middle-end/40554
10867 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10869 2009-06-30 Richard Guenther <rguenther@suse.de>
10871 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10872 use ao_ref references.
10873 (walk_aliased_vdefs): Likewise.
10874 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10875 * tree-ssa-dce.c (struct ref_data): Remove.
10876 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10877 (mark_aliased_reaching_defs_necessary): Adjust.
10878 (mark_all_reaching_defs_necessary_1): Likewise.
10880 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10883 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10884 (emit_store_flag_1): Extract from emit_store_flag, adjust
10885 calls to (what now is) emit_cstore.
10886 (emit_store_flag): Call emit_store_flag_1 and also use it
10887 for what used to be recursive calls.
10889 2009-06-30 Wei Guozhi <carrot@google.com>
10892 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10893 if the target bb post dominates from bb.
10894 * config/i386/i386.c (memory_address_length): Check existence of base
10895 register before using it.
10897 2009-06-30 Nick Clifton <nickc@redhat.com>
10898 DJ Delorie <dj@redhat.com>
10900 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10901 __FMOVD_ENABLED__ is defined.
10903 (TARGET_FMOVD): Provide a default definition.
10904 (MASK_FMOVD): Likewise.
10905 (TARGET_CPU_CPP_BUILTINS): Define
10906 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10907 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10908 two fmov instructions depending upon whether TARGET_FMOVD is
10910 (split for DF load from memory into register): Also handle
10911 MEMs which consist of REG+DISP addressing.
10912 (split for DF store from register to memory): Likewise.
10913 * config/sh/sh.opt (mfmovd): Remove this switch.
10914 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10915 * config/sh/sh.c (sh_override_options): Do not automatically
10916 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10917 that to the -mfmovd command line switch.
10919 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10921 (fldi_ok): Always allow.
10922 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10924 2009-06-29 DJ Delorie <dj@redhat.com>
10926 * doc/install.texi (mep-x-elf): Correct chip's full name.
10928 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10930 * doc/extend.texi: Fix typo.
10932 2009-06-29 Tom Tromey <tromey@redhat.com>
10934 * dwarf2.h: Remove.
10935 * Makefile.in (DWARF2_H): New variable.
10936 (except.o): Use it.
10937 (dwarf2out.o): Likewise.
10938 (dwarf2asm.o): Likewise.
10939 * config/i386/t-i386: Use DWARF2_H.
10940 * except.c: Include elf/dwarf2.h.
10941 * unwind-dw2.c: Include elf/dwarf2.h.
10942 * dwarf2out.c: Include elf/dwarf2.h.
10943 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10944 <dtprel>: New field.
10945 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10946 (size_of_loc_descr): Likewise.
10947 (output_loc_operands_raw): Likewise.
10948 (output_loc_operands): Handle new dtprel field.
10949 (loc_checksum): Update.
10950 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10951 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10952 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10953 * dwarf2asm.c: Include elf/dwarf2.h.
10954 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10955 * config/mmix/mmix.c: Include elf/dwarf2.h.
10956 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10957 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10958 * config/sh/sh.c: Include elf/dwarf2.h.
10959 * config/i386/i386.c: Include elf/dwarf2.h.
10961 2009-06-29 DJ Delorie <dj@redhat.com>
10963 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10965 * doc/extend.texi: Add MeP attributes and pragmas.
10966 * doc/invoke.text: Add MeP Options.
10967 * doc/contrib.texi: Add MeP contribution.
10968 * doc/md.texi: Add MeP constraints.
10969 * doc/install.texi: Add MeP target.
10971 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10973 * target.h (struct gcc_target): Add frame_pointer_required field.
10974 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10975 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10976 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10978 * reload1.c (update_eliminables): (Ditto.).
10979 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10980 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10981 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10983 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10985 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10986 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10987 (arm_frame_pointer_required): New function.
10989 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10990 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10991 (avr_frame_pointer_required_p): Declare as static.
10992 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10994 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10995 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10996 (bfin_frame_pointer_required): Make as static, change return type
10998 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11000 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11001 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11002 (cris_frame_pointer_required): New function.
11004 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11006 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11007 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11008 (fr30_frame_pointer_required): New function.
11010 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11011 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11012 (frv_frame_pointer_required): Make as static, change return type
11014 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11016 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11017 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11018 (ix86_frame_pointer_required): Make as static, change return type to
11020 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11022 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11023 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11025 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11027 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11029 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11031 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11032 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11033 (mips_frame_pointer_required): Make as static.
11034 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11036 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11037 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11038 (mmix_frame_pointer_required): Mew function.
11040 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11041 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11043 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11045 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11047 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11049 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11050 (CAN_ELIMINATE): Redefine.
11051 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11052 (sparc_frame_pointer_required): New function.
11053 (sparc_can_eliminate): New function.
11054 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11056 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11057 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11059 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11060 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11061 (xtensa_frame_pointer_required): Make as static, change return type
11063 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11066 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11068 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11069 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11070 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11071 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11072 (register_callback): Handle PLUGIN_START_UNIT.
11073 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11075 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11077 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11079 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11080 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11082 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11084 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11087 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11089 * doc/extend.texi (Additional Floating Types): __float128 is also
11090 supported on i386 targets.
11092 2009-06-29 Richard Guenther <rguenther@suse.de>
11094 PR middle-end/14187
11095 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11097 (pt_solutions_same_restrict_base): Declare.
11098 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11100 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11101 (make_constraint_from, make_copy_constraint): Move earlier.
11102 (make_constraint_from_heapvar): New function.
11103 (make_constraint_from_restrict): Likewise.
11104 (handle_lhs_call): Use it.
11105 (find_func_aliases): Use it to track conversions to restrict
11106 qualified pointers.
11107 (struct fieldoff): Add only_restrict_pointers flag.
11108 (push_fields_onto_fieldstack): Initialize it.
11109 (create_variable_info_for): Track global restrict qualified pointers.
11110 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11111 Track restrict qualified pointer arguments.
11112 (set_uids_in_ptset): Use varinfo is_global_var flag.
11113 (find_what_var_points_to): Set the vars_contains_restrict flag.
11114 Always create the points-to solution for sets including restrict tags.
11115 (pt_solutions_same_restrict_base): New function.
11116 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11117 qualified pointers use pt_solutions_same_restrict_base as
11118 additional source for disambiguation.
11120 2009-06-29 Richard Guenther <rguenther@suse.de>
11122 PR middle-end/38212
11123 * alias.c (find_base_decl): Remove.
11124 (get_deref_alias_set_1): Remove restrict handling.
11125 * c-common.c (c_apply_type_quals_to_decl): Do not set
11126 DECL_POINTER_ALIAS_SET.
11127 * gimplify.c (find_single_pointer_decl_1): Remove.
11128 (find_single_pointer_decl): Likewise.
11129 (internal_get_tmp_var): Remove restrict handling.
11130 (gimple_regimplify_operands): Likewise.
11131 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11132 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11133 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11134 * tree.c (restrict_base_for_decl): Remove.
11135 (init_ttree): Do not allocate it.
11136 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11137 LABEL_DECL_UID for label decls.
11138 (copy_node_stat): Do not copy restrict information.
11139 (decl_restrict_base_lookup): Remove.
11140 (decl_restrict_base_insert): Likewise.
11141 (print_restrict_base_statistics): Likewise.
11142 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11143 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11144 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11145 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11146 (LABEL_DECL_UID): Adjust.
11147 (DECL_BASED_ON_RESTRICT_P): Remove.
11148 (DECL_GET_RESTRICT_BASE): Likewise.
11149 (SET_DECL_RESTRICT_BASE): Likewise.
11150 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11152 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11153 instead of DECL_POINTER_ALIAS_SET.
11154 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11155 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11156 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11158 2009-06-29 Richard Guenther <rguenther@suse.de>
11160 PR tree-optimization/40579
11161 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11162 the IL to simplify has constants that overflowed.
11164 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11166 PR tree-optimization/40550
11167 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11168 vector_compute_type only when the size of vector_compute_type is
11169 less than the size of type.
11171 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11173 * fold-const.c (contains_label_1): Fix comments.
11174 (contains_label_p): Do not walk trees multiple time.
11176 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11178 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11179 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11180 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11181 ix86_fp_comparison_operator.
11182 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11183 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11184 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11185 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11186 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11187 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11188 (related splits): Change predicate to ix86_fp_comparison_operator.
11189 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11190 instead of ix86_fp_comparison_codes.
11191 (ix86_trivial_fp_comparison_operator,
11192 ix86_fp_comparison_operator): New.
11193 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11194 (ix86_expand_compare): Eliminate last two parameters.
11195 (ix86_fp_jump_nontrivial_p): Kill.
11196 * config/i386/i386.c (put_condition_code): Eliminate call to
11197 ix86_fp_comparison_codes and subsequent assertion.
11198 (ix86_fp_comparison_codes): Eliminate.
11199 (ix86_fp_swap_condition): New.
11200 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11201 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11202 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11203 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11204 and ix86_fp_swap_condition.
11205 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11206 Use ix86_fp_comparison_strategy.
11207 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11208 (ix86_fp_jump_nontrivial_p): Eliminate.
11209 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11210 call to ix86_expand_compare.
11211 (ix86_split_fp_branch, ix86_expand_setcc,
11212 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11213 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11215 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11217 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11218 related to jump_clobbers.
11219 * config/arm/arm.md (conds): Remove jump_clob case.
11220 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11221 splits): Change comparison_operator to arm_comparison_operator.
11222 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11225 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11227 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11228 condition for floating point modes.
11229 * expmed.c (emit_store_flag_1): Move here a bigger part
11230 of emit_store_flag.
11231 (emit_store_flag): Try swapping the condition for floating point
11233 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11235 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11237 * expr.c (expand_expr_real_1): Just use do_store_flag.
11238 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11239 emit_store_flag_force.
11240 * expmed.c (emit_store_flag_force): Copy here trick
11241 previously in expand_expr_real_1. Try reversing the comparison.
11242 (emit_store_flag_1): Work if target is NULL.
11243 (emit_store_flag): Work if target is NULL, using the result mode
11244 from the comparison. Use split_comparison, restructure final part
11245 to simplify conditionals.
11247 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11249 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11250 * dojump.c (do_jump): Change handling of floating-point
11251 ops to use just do_compare_and_jump.
11252 (split_comparison): New.
11253 (do_compare_rtx_and_jump): Add here logic coming previously
11254 in do_jump, using split_comparison.
11256 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11259 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11261 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11263 * tree-ssa-alias.c: Fix unintentional commit.
11265 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11267 * passes.c (execute_one_pass): Fix unintentional commit.
11269 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11271 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11272 (df_rd_local_compute, df_md_local_compute): Inline them.
11274 (df_md_scratch): New.
11275 (df_md_alloc, df_md_free): Allocate/free it.
11276 (df_md_local_compute): Only include live registers in init.
11277 (df_md_transfer_function): Prune the in-set computed by
11278 the confluence function, and the gen-set too.
11280 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11282 PR rtl-optimization/26854
11283 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11284 * df-problems.c (df_rd_add_problem): Fix comment.
11285 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11286 df_md_simulate_artificial_defs_at_top,
11287 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11288 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11289 df_md_transfer_function, df_md_init, df_md_confluence_0,
11290 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11291 problem_MD, df_md_add_problem): New.
11292 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11293 df_md_get_bb_info): New.
11294 (DF_LAST_PROBLEM_PLUS1): Adjust.
11296 * Makefile.in (fwprop.o): Include domwalk.h.
11297 * fwprop.c: Include domwalk.h.
11298 (reg_defs, reg_defs_stack): New.
11299 (bitmap_only_bit_between): Remove.
11300 (process_defs): New.
11301 (process_uses): Use reg_defs and local_md instead of
11302 bitmap_only_bit_between and local_rd.
11303 (single_def_use_enter_block): New, from build_single_def_use_links.
11304 (single_def_use_leave_block): New.
11305 (build_single_def_use_links): Remove code moved to
11306 single_def_use_enter_block, invoke domwalk.
11307 (use_killed_between): Adjust comment.
11309 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11311 * bitmap.h (bitmap_ior_and_into): New.
11312 * bitmap.c (bitmap_ior_and_into): New.
11314 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11316 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11317 before_dom_children_before_stmts and after_dom_children_after_stmts.
11318 Rename the two remaining callbacks to just before_dom_children and
11319 after_dom_children. Remove other GIMPLE statement walking bits.
11320 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11321 * graphite.c: Do not include domwalk.h.
11322 * tree-into-ssa.c (interesting_blocks): New global.
11323 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11324 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11325 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11326 now that they're not domwalk callbacks.
11327 (rewrite_initialize_block): Rename to...
11328 (rewrite_enter_block): ... this, place after called functions. Test
11329 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11330 (rewrite_finalize_block): Rename to...
11331 (rewrite_leave_block): ... this, place after called functions.
11332 (rewrite_update_init_block): Rename to...
11333 (rewrite_update_enter_block): ... this, place after called functions.
11334 Test interesting_blocks, call rewrite_update_stmt and
11335 rewrite_update_phi_arguments.
11336 (rewrite_update_fini_block): Rename to...
11337 (rewrite_leave_block): ... this, place after called functions.
11338 (rewrite_blocks): Remove last argument, simplify initialization of
11340 (mark_def_sites_initialize_block): Rename to...
11341 (mark_def_sites_block): ... this, call mark_def_sites.
11342 (mark_def_sites_blocks): Remove argument, simplify initialization of
11344 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11345 (update_ssa): Likewise.
11346 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11348 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11349 (dom_opt_initialize_block): Rename to...
11350 (dom_opt_enter_block): ... this, place after called functions. Walk
11351 statements here, inline propagate_to_outgoing_edges.
11352 (dom_opt_finalize_block): Rename to...
11353 (dom_opt_leave_block): ... this, place after called functions.
11354 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11356 (dse_enter_block, dse_record_phi): New.
11357 (dse_record_phis): Delete.
11358 (dse_finalize_block): Rename to...
11359 (dse_leave_block): ... this.
11360 (tree_ssa_dse): Simplify initialization of walk_data.
11361 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11362 Adjust initialization of walk_data.
11363 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11364 * tree-ssa-loop-phiopt.c (get_non_trapping):
11365 Adjust initialization of walk_data.
11366 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11367 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11368 it's not a domwalk callback.
11369 (uncprop_initialize_block): Rename to...
11370 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11371 (dse_finalize_block): Rename to...
11372 (dse_leave_block): ... this.
11373 (tree_ssa_uncprop): Simplify initialization of walk_data.
11374 * Makefile.in: Adjust dependencies.
11376 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11378 * arm.md (casesi): Fix test for Thumb1.
11379 (thumb1_casesi_internal_pic): Likewise.
11380 (thumb1_casesi_dispatch): Likewise.
11382 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11384 * config/arm/arm-cores.def: Added core cortex-m0.
11385 * config/arm/arm-tune.md: Regenerated.
11386 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11388 2009-06-26 DJ Delorie <dj@redhat.com>
11390 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11392 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11393 the scheduler doesn't tag jump insns.
11395 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11397 * c-decl.c (merge_decls): Re-indent.
11399 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11402 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11403 Special-case decimal float constants.
11405 2009-06-26 Richard Henderson <rth@redhat.com>
11407 * function.h (struct function): Add cannot_be_copied_reason,
11408 and cannot_be_copied_set.
11409 * tree-inline.c (has_label_address_in_static_1): Rename from
11410 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11411 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11412 don't set inline_forbidden_reason.
11413 (copy_forbidden): New function, split out of inline_forbidden_p.
11414 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11415 (inline_forbidden_p): Use copy_forbidden.
11416 (tree_versionable_function_p): Likewise.
11417 (inlinable_function_p): Merge into tree_inlinable_function_p.
11418 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11419 * ipa-cp.c (ipcp_versionable_function_p): New function.
11420 (ipcp_cloning_candidate_p): Use it.
11421 (ipcp_node_modifiable_p): Likewise.
11423 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11425 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11426 that is marked not to be inlined. Remove flag_mudflap use.
11427 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11428 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11430 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11433 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11434 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11436 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11438 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11440 (__mingwthr_remove_key_dtor): Likewise.
11442 2009-06-26 Richard Guenther <rguenther@suse.de>
11444 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11446 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11448 PR middle-end/40525
11449 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11450 try the non-cond_exec path also.
11452 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11455 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11456 (output_cbranch): Use new functions.
11457 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11460 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11461 Pat Haugen <pthaugen@us.ibm.com>
11462 Revital Eres <ERES@il.ibm.com>
11464 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11465 for %c error. Add %x support to print VSX registers as a unified
11466 register set, instead of separate float and altivec registers.
11467 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11468 %y case, and add support for VSX pre-modify addresses.
11469 (output_toc): Add assert for CONST containing an integer constant
11471 (rs6000_adjust_cost): Add POWER7 support.
11472 (insn_must_be_first_in_group): Ditto.
11473 (insn_must_be_last_in_group): Ditto.
11474 (rs6000_emit_popcount): Ditto.
11475 (rs6000_vector_mode_supported_p): Ditto.
11477 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11478 Change some of the functions called by macros to being called
11479 through a pointer, so debug functions can be inserted if
11480 -mdebug=addr or -mdebug=cost.
11481 (rs6000_preferred_reload_class_ptr): Ditto.
11482 (rs6000_secondary_reload_class_ptr): Ditto.
11483 (rs6000_secondary_memory_needed_ptr): Ditto.
11484 (rs6000_cannot_change_mode_class_ptr): Ditto.
11485 (rs6000_secondary_reload_inner): Ditto.
11486 (rs6000_legitimize_reload_address): Ditto.
11487 (rs6000_legitimize_reload_address_ptr): Ditto.
11488 (rs6000_mode_dependent_address): Ditto.
11489 (rs6000_mode_dependent_address_ptr): Ditto.
11491 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11492 function to return true if the mode allows reg + integer
11494 (virtual_stack_registers_memory_p): New function to return true if
11495 the address refers to a virtual stack register.
11496 (rs6000_legitimate_offset_address_p): Move code to say whether a
11497 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11499 (rs6000_legitimate_address_p): Add checks for modes that only can
11500 do reg+reg addressing. Start adding VSX support.
11501 (rs6000_legitimize_reload_address): Ditto.
11502 (rs6000_legitimize_address): Ditto.
11503 (rs6000_debug_legitimate_address_p): New debug functions for
11504 -mdebug=addr and -mdebug=cost.
11505 (rs6000_debug_rtx_costs): Ditto.
11506 (rs6000_debug_address_costs): Ditto.
11507 (rs6000_debug_adjust_cost): Ditto.
11508 (rs6000_debug_legitimize_address): Ditto.
11509 (rs6000_legitimize_reload_address_ptr): Point to call normal
11510 function or debug function. Make functions called via pointer
11512 (rs6000_mode_dependent_address_ptr): Ditto.
11513 (rs6000_secondary_reload_class_ptr): Ditto.
11514 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11515 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11516 into a friendlier error.
11517 (rs6000_init_builtins): Add initial VSX support.
11518 (rs6000_adjust_cost): Fix some spacing issues.
11520 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11521 (REG_CLASS_NAMES): Ditto.
11522 (REG_CLASS_CONTENTS): Ditto.
11523 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11524 pointer, to add -mdebug=addr support.
11525 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11526 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11527 -mdebug=addr support.
11528 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11529 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11530 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11532 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11534 (bswapsi*): Set attribute types for load/store. Add combiner
11535 patterns to eliminate zero extend on 64-bit.
11536 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11537 stdbrx if the hardware supports those instructions.
11539 2009-06-25 Ian Lance Taylor <iant@google.com>
11541 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11542 (Link Options): Document -static-libstdc++.
11544 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11547 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11548 DATA_ALIGNMENT instead.
11550 2009-06-25 Richard Guenther <rguenther@suse.de>
11552 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11553 indirect references against the callused/escaped solutions.
11554 (call_may_clobber_ref_p_1): Likewise.
11556 2009-06-25 Martin Jambor <mjambor@suse.cz>
11558 PR tree-optimization/40493
11559 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11560 (enum unscalarized_data_handling): New type.
11561 (handle_unscalarized_data_in_subtree): Return what has been done.
11562 (load_assign_lhs_subreplacements): Handle left flushes differently.
11563 (sra_modify_assign): Use unscalarized_data_handling, simplified
11564 condition determining whether to remove the statement.
11566 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11568 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11569 excerpt - @ should be doubled for texinfo.
11571 2009-06-24 Ian Lance Taylor <iant@google.com>
11573 * config/arc/arc.c: Include "df.h".
11574 (arc_attribute_table): Make static. Move higher in file.
11575 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11576 (output_shift): Initialize n later to avoid warning.
11577 * config/arm/arm.c (arm_attribute_table): Make static. Move
11579 * config/avr/avr.c (avr_attribute_table): Make static. Move
11581 (reg_class_tab): Change array type from int to enum reg_class.
11582 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11584 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11585 (lshrhi3_out): Likewise.
11586 (class_likely_spilled_p): Change return type to bool.
11587 (avr_rtx_costs): Use local code variable with enum type.
11588 * config/avr/avr.md (movmemhi): Use add_reg_note.
11589 (andhi3, andsi3): Don't use AS2 with "and".
11590 (iorhi3, iorsi3): Don't use AS2 with "or".
11591 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11592 * config/crx/crx.c: Include "df.h".
11593 (crx_attribute_table): Make static.
11594 * config/m32r/m32r.c: Include "df.h".
11595 (m32r_attribute_table): Make static. Move higher in file.
11596 (pop): Use add_reg_note.
11597 (block_move_call): Change 0 to LCT_NORMAL in function call.
11598 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11599 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11600 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11601 declare, not just when TREE_CODE is defined.
11602 * config/m68hc11/m68hc11.c: Include "expr.h".
11603 (m68hc11_attribute_table): Make static. Move higher in file.
11604 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11606 (m68hc11_register_indirect_p): Likewise.
11607 (m68hc11_function_arg_padding): Change return type to enum
11609 (emit_move_after_reload): Use add_reg_note.
11610 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11611 (m68hc11_split_logical): Likewise.
11612 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11614 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11615 to VOIDmode in function call.
11616 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11618 (m68hc11_split_logical): Update declaration.
11619 (m68hc11_function_arg_padding): Update declaration.
11620 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11621 to array of enum reg_class.
11622 (mcore_attribute_table): Make static. Move higher in file.
11623 (mcore_rtx_costs): Add cast to enum type.
11624 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11625 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11626 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11628 * config/sh/predicates.md (trapping_target_operand): Rename and to
11630 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11632 * config/spu/spu.c (spu_attribute_table): Make static. Move
11634 * config/v850/v850.c (v850_attribute_table): Make static. Move
11636 (v850_rtx_costs): Use local code with enum type.
11637 (expand_epilogue): Add cast.
11638 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11640 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11643 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11644 -m2a-single-only and -m2a-nofpu.
11645 * config/sh/sh.opt: Document m2a generates FPU code.
11647 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11649 * defaults.h (CAN_ELIMINATE): Provide default.
11650 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11651 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11652 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11653 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11654 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11655 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11656 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11657 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11658 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11659 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11661 2009-06-24 DJ Delorie <dj@redhat.com>
11663 * mep-ext-cop.cpu: Fix copyright notice.
11664 * mep-default: Fix copyright notice.
11665 * mep-core: Fix copyright notice.
11666 * mep: Fix copyright notice.
11667 * mep-ivc2: Fix copyright notice.
11668 * mep-c5: Fix copyright notice.
11670 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11672 * doc/contrib.texi (Contributors):
11674 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11676 PR middle-end/40501
11677 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11678 src and dst operands if necessary.
11680 2009-06-23 DJ Delorie <dj@redhat.com>
11683 * config.gcc: Add mep support.
11684 * recog.c: Resurrect validate_replace_rtx_subexp().
11685 * recog.h: Likewise.
11686 * config/mep/: Add new port:
11687 * config/mep/constraints.md: New file.
11688 * config/mep/default.h: New file.
11689 * config/mep/intrinsics.h: New file.
11690 * config/mep/intrinsics.md: New file.
11691 * config/mep/ivc2-template.h: New file.
11692 * config/mep/mep-c5.cpu: New file.
11693 * config/mep/mep-core.cpu: New file.
11694 * config/mep/mep-default.cpu: New file.
11695 * config/mep/mep-ext-cop.cpu: New file.
11696 * config/mep/mep-intrin.h: New file.
11697 * config/mep/mep-ivc2.cpu: New file.
11698 * config/mep/mep-lib1.asm: New file.
11699 * config/mep/mep-lib2.c: New file.
11700 * config/mep/mep-pragma.c: New file.
11701 * config/mep/mep-protos.h: New file.
11702 * config/mep/mep-tramp.c: New file.
11703 * config/mep/mep.c: New file.
11704 * config/mep/mep.cpu: New file.
11705 * config/mep/mep.h: New file.
11706 * config/mep/mep.md: New file.
11707 * config/mep/mep.opt: New file.
11708 * config/mep/predicates.md: New file.
11709 * config/mep/t-mep: New file.
11711 2009-06-23 Ian Lance Taylor <iant@google.com>
11713 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11714 from loose_warn into c_loose_warn and from strict_warn into
11715 c_strict_warn. Set and substitute warn_cxxflags. Check for
11716 --enable-build-with-cxx. Set and substitute
11717 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11718 * Makefile.in (CXXFLAGS): New variable.
11719 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11720 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11721 the default is the same as $(STRICT_WARN).
11722 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11723 (CXX): New variable.
11724 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11725 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11726 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11727 (HOST_LIBS): New variable.
11728 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11729 (ALL_CXXFLAGS): New variable.
11730 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11731 * doc/install.texi (Configuration): Document
11732 --enable-build-with-cxx, --with-stage1-ldflags,
11733 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11734 * configure: Rebuild.
11736 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11738 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11739 from previous commit.
11741 2009-06-23 Ian Lance Taylor <iant@google.com>
11743 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11745 2009-06-23 Ian Lance Taylor <iant@google.com>
11747 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11748 with ATTRIBUTE_UNUSED.
11750 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11751 Pat Haugen <pthaugen@us.ibm.com>
11752 Revital Eres <eres@il.ibm.com>
11754 * config.in (HAVE_AS_POPCNTD): Add default definition.
11755 (HAVE_AS_LWSYNC): Ditto.
11757 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11759 (gcc_cv_as_powerpc_cmpb): Ditto.
11760 (gcc_cv_as_powerpc_dfp): Ditto.
11761 (gcc_cv_as_powerpc_vsx): Ditto.
11762 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11763 supporting the popcntd/lwsync instructions.
11764 (gcc_cv_as_powerpc_lwsync): Ditto.
11765 * configure: Regenerate.
11767 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11768 -mcpu=native and -mcpu=power7.
11769 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11771 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11772 a variable instead of a mask to reduce the number of mask bits.
11773 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11774 (-mbit-word): Ditto.
11775 (-mregnames): Ditto.
11776 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11777 (-mfused-madd): Ditto.
11779 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11781 (-mvsx): New switch for VSX instructions.
11782 (-misel): Move from a variable to a mask to allow it to be set by
11785 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11786 function declaration to an array declaration.
11787 (rs6000_hard_regno_nregs): New external array declaration.
11789 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11790 files included by rs6000.md.
11792 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11793 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11795 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11797 (rs6000_debug_reg): New -mdebug= variables.
11798 (rs6000_debug_addr): Ditto.
11799 (rs6000_debug_cost): Ditto.
11800 (rs6000_pmode): New variable to hold Pmode.
11801 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11802 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11803 calculated at compiler start.
11804 (rs6000_hard_regno_nregs): Change function to an array which holds
11805 HARD_REGNO_NREGS calculated at compiler start.
11806 (rs6000_explicit_options): Delete isel field.
11807 (rs6000_vector_unit): New array to hold which vector unit
11808 supports arithmetic options for a given type.
11809 (rs6000_vector_mem): New array to hold which vector unit supports
11810 memory reference operations for a given type.
11811 (rs6000_vector_align): New array to given the alignment of each
11813 (power7_cost): New basic costs for power7.
11814 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11815 (rs6000_hard_regno_nregs_internal): New function, moved from
11816 HARD_REGNO_NREGS, to calculate the number of registers each hard
11817 register takes for each type.
11818 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11819 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11820 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11821 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11822 unit information here so it is calculated once at compiler startup
11824 (rs6000_override_options): Make -misel a target mask. Add more
11825 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11826 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11828 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11829 (rs6000_handle_option): Move -misel from variable to target mask.
11830 (rs6000_builtin_mask_for_load): Add VSX support.
11831 (rs6000_conditional_register_usage): Ditto.
11832 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11833 (function_arg_boundary): Ditto.
11834 (rs6000_expand_builtin): Ditto.
11835 (def_builtin): Make abort message a little friendlier.
11836 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11838 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11839 assembler support the popcntd instruction instead of a vsx
11840 instruction to enable power7 support.
11841 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11842 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11843 option to the assembler if -mcpu=native.
11844 (ASM_CPU_NATIVE_SPEC): Ditto.
11845 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11847 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11848 the lwsync instruction.
11849 (enum processor_type): Add PROCESSOR_POWER7.
11850 (rs6000_debug_reg): New -mdebug= options.
11851 (rs6000_debug_addr): Ditto.
11852 (rs6000_debug_cost): Ditto.
11853 (rs6000_isel): Delete.
11854 (enum rs6000_vector): New enum to say what vector unit we have.
11855 (VECTOR_UNIT_*): New macros to say which vector unit has
11856 arithmetic operations for a given type.
11857 (VECTOR_MEM_*): New macros to say which vector unit has memory
11858 operations for a given type.
11859 (TARGET_LDBRX): Whether the machine supports the ldbrx
11861 (TARGET_ISEL): Delete, -misel moved to be a mask.
11862 (TARGET_ISEL64): New macro for 64-bit isel support.
11863 (UNITS_PER_VSX_WORD): New macro.
11864 (POINTER_SIZE): Move to be an external variable, rather than
11865 calculating whether we are generating 32 ot 64-bit code.
11867 (STACK_BOUNDARY): Add VSX support.
11868 (LOCAL_ALIGNMENT): Ditto.
11869 (SLOW_UNALIGNED_ACCESS): Ditto.
11870 (VSX_REGNO_P): New macro for VSX support.
11871 (VFLOAT_REGNO_P): Ditto.
11872 (VINT_REGNO_P): Ditto.
11873 (VLOGICAL_REGNO_P): Ditto.
11874 (VSX_VECTOR_MODE): Ditto.
11875 (VSX_SCALAR_MODE): Ditto.
11877 (VSX_MOVE_MODE): Ditto.
11878 (VSX_REG_CLASS_P): Ditto.
11879 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11881 (UNITS_PER_SIMD_WORD): Add VSX support.
11882 (MODES_TIEABLE_P): Ditto.
11883 (STARTING_FRAME_OFFSET): Ditto.
11884 (STACK_DYNAMIC_OFFSET): Ditto.
11885 (EPILOGUE_USES): Ditto.
11886 (REGNO_REG_CLASS): Move to array lookup.
11887 (CLASS_MAX_NREGS): Ditto.
11888 (rs6000_vector_reg_class): Add declaration.
11889 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11890 overlap with the floating point and Altivec registers.
11892 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11894 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11895 give the appropriate asm switches if -mcpu=native.
11896 (host_detect_local_cpu): Add support for "asm".
11897 (host_detect_local_cpu): Follow GNU code guidelines for name.
11899 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11900 -mbit-word to a variable instead of being a target mask.
11902 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11903 emit the lwsync instruction instead of emitting the instruction as
11904 an integer constant.
11906 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11907 fixuns_trundfsi2, move expander into rs6000.md.
11909 * config/rs6000/rs6000.md (cpu): Add power7.
11910 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11911 (logical predicate patterns): Change the single instruction
11912 primitives that set CR0 to be fast_compare instead of compare.
11914 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11915 (popcntddi2): Ditto.
11916 (popcount<mode>): Ditto.
11917 (floating multiply/add insns): Name the floating point
11918 multiply/add insns.
11919 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11920 (isel_unsigned_<mode>): Ditto.
11921 (fixuns_trundfsi2): Move expander here from spe.md.
11922 (smindi3): Define if we have -misel on 64-bit systems.
11927 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11929 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11931 * config/avr/avr.c (avr_current_device): New variable.
11932 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11933 (avr_arch, mcu_type_s): Move to avr.h.
11934 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11935 default_data_section_start fields.
11936 (avr_arch): Moved from avr.c.
11937 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11938 library_name fields.
11939 (avr_current_device, avr_mcu_types, avr_arch_types,
11940 avr_device_to_arch, avr_device_to_data_start,
11941 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11942 (EXTRA_SPEC_FUNCTIONS): Define.
11943 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11944 options mapping. Use device_to_arch and device_to_data_start insted.
11945 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11946 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11947 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11948 * config/avr/driver-avr.c: New file.
11949 * config/avr/avr-devices.c: New file.
11951 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11953 * var-tracking.c (unshare_variable): Force initialized to
11954 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11955 (set_variable_part): Likewise.
11956 (struct variable_union_info): Remove pos_src field.
11957 (vui_vec, vui_allocated): New variables.
11958 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11959 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11960 == 1 use a simpler sorting algorithm. Compute pos field right
11961 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11962 Avoid quadratic comparison if !flag_var_tracking_uninit.
11963 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11964 unshare_variable unconditionally.
11965 (dataflow_set_different_2): Removed.
11966 (dataflow_set_different): Don't traverse second hash table.
11967 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11968 unconditionally to var_reg_set or var_mem_set.
11969 (emit_notes_in_bb): Likewise.
11970 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11972 (emit_note_insn_var_location): Don't set initialized to
11973 VAR_INIT_STATUS_INITIALIZED early.
11974 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11976 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11978 * tree-object-size.c (addr_object_size): Instead of checking
11979 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11980 are no FIELD_DECLs following it.
11982 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11984 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11985 order to match bswaps with signed source operands.
11987 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11989 * sdbout.c (sdbout_one_type): Fix braces in switch.
11991 2009-06-23 Richard Guenther <rguenther@suse.de>
11993 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11995 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11996 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11997 var_callused, callused_tree, var_storedanything, storedanything_tree,
11998 var_integer, integer_tree): Remove global variables.
11999 (new_var_info): Do not pass new id, append the new var to the
12000 global variable vector.
12001 (do_ds_constraint): Use is_global_var member of the variable-info.
12002 (new_scalar_tmp_constraint_exp): Adjust.
12003 (create_function_info_for): Likewise.
12004 (create_variable_info_for): Likewise.
12005 (find_what_var_points_to): Remove dead code.
12006 (init_base_vars): Simplify.
12007 (compute_points_to_sets): Adjust.
12009 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12011 * combine.c (try_combine): Dump information about the insns we're
12014 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12016 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12017 check when calling force_to_mode on TRUNCATE's operand.
12019 2009-06-22 Ian Lance Taylor <iant@google.com>
12021 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12023 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12025 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12027 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12029 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12030 override library linkage flags such as -static-libgcc or
12033 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12035 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12037 2009-06-22 Ian Lance Taylor <iant@google.com>
12039 * config/linux.opt: Put mglibc ahead of muclibc.
12041 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12042 for duplicate decls.
12044 2009-06-22 Matthias Klose <doko@ubuntu.com>
12046 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12048 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12051 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12052 instead of NULL if a parser error occurs.
12054 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12056 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12057 non-DWARF2_DEBUGGING_INFO version.
12059 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12061 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12062 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12064 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12065 (LIBGCC2_TF_CEXT): Define.
12068 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12071 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12073 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12075 * config/arm/arm.c (arm_override_options): Disable
12076 -mcaller-super-interworking and -mcallee-super-interworking.
12077 * doc/invoke.texi (ARM Options): Document this.
12079 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12081 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12082 * config/arm/constraints.md (j): New constraint for movw operands.
12083 (N): Remove thumb2 meaning.
12084 * config/arm/arm.md (*arm_movw): Delete.
12085 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12086 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12087 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12089 2009-06-22 Martin Jambor <mjambor@suse.cz>
12091 PR tree-optimization/40492
12092 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12093 build_ref_for_offset.
12095 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12097 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12098 JUMP_TABLE_DATA_P predicates where applicable.
12099 * auto-inc-dec.c: Ditto.
12100 * builtins.c: Ditto.
12101 * caller-save.c: Ditto.
12103 * cfgcleanup.c: Ditto.
12104 * cfglayout.c: Ditto.
12106 * combine.c: Ditto.
12107 * combine-stack-adj.c: Ditto.
12111 * df-scan.c: Ditto.
12113 * dwarf2asm.c: Ditto.
12114 * dwarf2out.c: Ditto.
12115 * emit-rtl.c: Ditto.
12121 * function.c: Ditto.
12124 * genpreds.c: Ditto.
12125 * genrecog.c: Ditto.
12127 * ira-costs.c: Ditto.
12128 * ira-lives.c: Ditto.
12130 * loop-iv.c: Ditto.
12131 * lower-subreg.c: Ditto.
12132 * modulo-sched.c: Ditto.
12134 * postreload.c: Ditto.
12135 * print-rtl.c: Ditto.
12137 * reginfo.c: Ditto.
12138 * regmove.c: Ditto.
12139 * reload1.c: Ditto.
12142 * rtlanal.c: Ditto.
12144 * sched-vis.c: Ditto.
12146 * sel-sched-ir.c: Ditto.
12147 * simplify-rtx.c: Ditto.
12148 * targhooks.c: Ditto.
12149 * var-tracking.c: Ditto.
12150 * vmsdbgout.c: Ditto.
12152 2009-06-22 Matthias Klose <doko@ubuntu.com>
12154 * Makefile.in (install-plugin): Always use DESTDIR.
12156 2009-06-22 Olivier Hainque <hainque@adacore.com>
12158 * config/pa/pa.c (output_call): Don't optimize post call jumps
12159 into return address adjustments if the call may throw.
12161 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12163 * arm.c (thumb1_output_casesi): New function.
12164 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12165 optimizing for size or PIC.
12166 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12167 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12168 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12169 (thumb1_casesi_internal_pic): New expand rule.
12170 (thumb1_casesi_dispatch): New pattern.
12171 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12173 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12174 in the text seciton when PIC or optimizing for size.
12175 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12176 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12177 preservation properties of code.
12178 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12179 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12180 (__gnu_thumb1_case_si): New function.
12181 * t-arm (LIB1ASMSRC): Define here.
12182 (LIB1ASMFUNCS): Add some common functions.
12183 * t-arm-elf (LIB1ASMSRC): Delete.
12184 (LIB1ASMFUNCS): Append to existing set.
12185 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12186 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12187 * t-symbian (LIB1ASMFUNCS): Likewise.
12188 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12189 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12191 2009-06-21 Richard Guenther <rguenther@suse.de>
12193 PR tree-optimization/38729
12194 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12195 to loops with a single exit if -fno-expensive-optimizations.
12197 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12199 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12200 (dataflow_set): Change vars type from htab_t to shared_hash.
12201 (shared_hash_pool, empty_shared_hash): New variables.
12202 (vars_clear): Removed.
12203 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12204 shared_hash_find_slot_unshare, shared_hash_find_slot,
12205 shared_hash_find_slot_noinsert, shared_hash_find): New
12207 (shared_hash_unshare, shared_hash_destroy): New functions.
12208 (unshare_variable): Unshare set->vars if shared, use
12210 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12211 (get_init_value, find_src_set_src, dump_dataflow_set,
12212 clobber_variable_part, emit_notes_for_differences): Use
12214 (dataflow_set_init): Remove second argument, set vars to
12215 empty_shared_hash instead of creating a new htab.
12216 (dataflow_set_clear): Call shared_hash_destroy and set vars
12217 to empty_shared_hash instead of calling vars_clear.
12218 (dataflow_set_copy): Don't call vars_copy, instead just share
12219 the src htab with dst.
12220 (variable_union): Use shared_hash_*, use initially NO_INSERT
12221 lookup if set->vars is shared. Don't keep slot cleared before
12222 calling unshare_variable. Unshare set->vars if needed.
12223 Even ->refcount == 1 vars must be unshared if set->vars is shared
12224 and var needs to be modified.
12225 (variable_canonicalize): New function.
12226 (dataflow_set_union): If dst->vars is empty, just share src->vars
12227 with dst->vars and traverse with variable_canonicalize to canonicalize
12228 and unshare what is needed.
12229 (dataflow_set_different): If old_set and new_set use the same shared
12230 htab, they aren't different. If number of htab elements is different,
12231 htabs are different. Use shared_hash_*.
12232 (dataflow_set_destroy): Call shared_hash_destroy instead of
12234 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12235 second argument to dataflow_set_init.
12236 (vt_initialize): Likewise. Initialize shared_hash_pool and
12237 empty_shared_hash, move bb in/out initialization afterwards.
12238 Use variable_htab_free instead of NULL as changed_variables del hook.
12239 (variable_was_changed): Change type of second argument to pointer to
12240 dataflow_set. When inserting var into changed_variables, bump
12241 refcount. Unshare set->vars if set is shared htab and slot needs to
12243 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12244 lookup if set->vars is shared. Unshare set->vars if needed.
12245 Even ->refcount == 1 vars must be unshared if set->vars is shared
12246 and var needs to be modified. Adjust variable_was_changed caller.
12247 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12248 vars must be unshared if set->vars is shared and var needs to be
12249 modified. Adjust variable_was_changed caller.
12250 (emit_note_insn_var_location): Don't pool_free var.
12251 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12253 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12254 free_alloc_pool on shared_hash_pool.
12256 2009-06-20 Anthony Green <green@moxielogic.com>
12258 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12259 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12261 2009-06-20 Richard Guenther <rguenther@suse.de>
12263 * tree-ssa-structalias.c (find_func_aliases): For memset use
12264 a constraint from NULL if we memset to zero.
12265 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12266 we explicitly handle that do not read from memory.
12267 (call_may_clobber_ref_p_1): Properly handle builtins that may
12270 2009-06-20 Richard Guenther <rguenther@suse.de>
12272 PR tree-optimization/40495
12273 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12274 (new_scalar_tmp_constraint_exp): New function.
12275 (process_constraint): Do not create temporary decls.
12276 (process_all_all_constraints): Likewise.
12277 (handle_const_call): Likewise.
12278 (create_function_info_for): Do not set decl.
12280 2009-06-19 Ian Lance Taylor <iant@google.com>
12282 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12283 (rs6000_attribute_table): Make static; move before use.
12285 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12287 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12288 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12289 Propagate the TREE_READONLY flag without overwriting it.
12290 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12291 Propagate the TREE_READONLY flag onto the result.
12292 (process_call_operands): Move around. Use correct constant value.
12294 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12297 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12298 * config/arm/arm.md: Likewise.
12300 2009-06-19 Ian Lance Taylor <iant@google.com>
12302 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12303 to GIMPLE_ERROR_MARK.
12305 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12306 op2_original_type parameters. Warn about using different enum types.
12307 * c-parser.c (c_parser_conditional_expression): Pass original
12308 types to build_conditional_expr.
12309 * c-tree.h (build_conditional_expr): Update declaration.
12311 2009-06-19 Ian Lance Taylor <iant@google.com>
12313 * config/i386/i386.c (ix86_function_specific_save): Test that
12314 fields match values, rather than testing the values are in a
12317 2009-06-19 Richard Guenther <rguenther@suse.de>
12319 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12320 ADDR_EXPR pointers.
12321 (ptr_derefs_may_alias_p): Likewise.
12322 (ptr_deref_may_alias_ref_p_1): New function.
12323 (ptr_deref_may_alias_ref_p): Likewise.
12324 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12325 covered by looking at the ESCAPED solution.
12326 (call_may_clobber_ref_p_1): Likewise.
12327 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12328 Handle NULL_TREE offset. Do not produce redundant constraints.
12329 (process_all_all_constraints): New helper function.
12330 (do_structure_copy): Use it.
12331 (handle_lhs_call): Likewise.
12332 (find_func_aliases): Handle some builtins with pointer arguments
12333 and/or return values explicitly.
12335 2009-06-19 Ian Lance Taylor <iant@google.com>
12337 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12339 2009-06-19 Ian Lance Taylor <iant@google.com>
12341 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12343 2009-06-19 Ian Lance Taylor <iant@google.com>
12345 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12346 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12349 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12350 uninitialized const.
12352 2009-06-19 Ian Lance Taylor <iant@google.com>
12354 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12357 * c-decl.c (in_struct, struct_types): Remove.
12358 (struct c_binding): Add in_struct field.
12359 (c_binding_ptr): Define type, along with VEC.
12360 (struct c_struct_parse_info): Define.
12361 (struct_parse_info): New static variable.
12362 (bind): Initialize in_struct field.
12363 (start_struct): Remove enclosing_in_struct and
12364 enclosing_struct_types parameters. Add
12365 enclosing_struct_parse_info parameter. Change all callers. Set
12366 struct_parse_info rather than in_struct and struct_types.
12367 (grokfield): If -Wc++-compat and there is a symbol binding for the
12368 field name, set the in_struct flag and push it on the
12369 struct_parse_info->fields vector.
12370 (warn_cxx_compat_finish_struct): New static function.
12371 (finish_struct): Remove enclosing_in_struct and
12372 enclosing_struct_types parameters. Add
12373 enclosing_struct_parse_info parameter. Change all callers. Don't
12374 set C_TYPE_DEFINED_IN_STRUCT here. Call
12375 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12376 parameter. Only push on struct_types if warn_cxx_compat.
12377 (finish_enum): Only push on struct_types if warn_cxx_compat.
12378 (declspecs_add_type): Add loc parameter. Change all callers.
12379 Change all error calls to error_at. Pass loc, not input_location,
12380 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12381 defined in a struct. If -Wc++-compat and parsing a struct, record
12382 that a typedef name was used.
12383 * c-parser.c (c_parser_declspecs): Get location to pass to
12384 declspecs_add_type.
12385 (c_parser_struct_or_union_specifier): Update calls to start_struct
12387 * c-tree.h (struct c_struct_parse_info): Declare.
12388 (finish_struct, start_struct): Update declarations.
12389 (declspecs_add_type): Update declaration.
12391 2009-06-19 Ian Lance Taylor <iant@google.com>
12393 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12394 variable with an anonymous type.
12396 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12398 * see.c: Remove for real.
12400 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12402 * optabs.h (enum optab_index): Add new OTI_significand.
12403 (significand_optab): Define corresponding macro.
12404 * optabs.c (init_optabs): Initialize significand_optab.
12405 * genopinit.c (optabs): Implement significand_optab using
12406 significand?f2 patterns.
12407 * builtins.c (expand_builtin_mathfn): Handle
12408 BUILT_IN_SIGNIFICAND{,F,L}.
12409 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12410 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12412 * config/i386/i386.md (significandxf2, significand<mode>2): New
12413 expanders to implement significandf, significand and significandl
12414 built-ins as inline x87 intrinsics.
12416 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12418 * config/avr/avr.c (avr_override_options): Remove setting value of
12419 PARAM_INLINE_CALL_COST.
12421 2009-06-18 Richard Henderson <rth@redhat.com>
12424 * tree-pass.h (TDF_ASMNAME): New.
12425 * tree-dump.c (dump_options): Add asmname.
12426 * doc/invoke.texi: Document it.
12428 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12429 (dump_decl_name): ...here.
12430 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12431 (dump_generic_node): Update dump_function_name calls.
12432 (print_call_name): New flags arg; update all dump calls.
12433 * diagnostic.h (print_call_name): Update.
12434 * gimple-pretty-print.c (dump_gimple_call): Update.
12436 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12439 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12441 2009-06-18 Diego Novillo <dnovillo@google.com>
12443 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12444 * plugin.c (str_license): Declare.
12445 (try_init_one_plugin): Assert that the symbol
12446 'plugin_is_GPL_compatible' exists.
12448 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12451 * Makefile.in (OBJS-common): Remove see.o.
12453 * common.opt (fsee): Mark as preserved for backward compatibility.
12454 * opts.c (common_handle_option): Add OPT_fsee to the backward
12455 compatibility section.
12456 * passes.c (init_optimization_passes, pass_see): Remove pass.
12457 * timevar.def (TV_SEE): Remove.
12458 * tree-pass.h (pass_see): Remove declaration.
12459 * doc/invoke.texi (-fsee): Remove documentation.
12461 2009-06-18 Martin Jambor <mjambor@suse.cz>
12463 * tree-sra.c: Include statistics.h
12464 (sra_stats): New variable.
12465 (sra_initialize): Clear sra_stats.
12466 (create_access_replacement): Increment sra_stats.replacements.
12467 (get_access_replacement): Do not return twice.
12468 (analyze_all_variable_accesses): Increment statistics counter by the
12469 number of scalarized aggregates.
12470 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12471 (sra_modify_expr): Increment sra_stats.exprs.
12472 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12473 (sra_modify_assign): Increment sra_stats.exprs,
12474 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12475 (perform_intra_sra): Update statistics counters.
12476 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12478 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12480 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12481 (arm_scalar_mode_supported_p): New function.
12483 2009-06-18 Paul Brook <paul@codesourcery.com>
12484 Sandra Loosemore <sandra@codesourcery.com>
12486 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12487 (__extendhfsf2, __truncsfhf2): Define.
12488 * config/arm/fp16.c: New file.
12489 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12490 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12492 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12494 * doc/extend.texi (Half-Precision): New section.
12495 * doc/invoke.texi (Option Summary): List -mfp16-format.
12496 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12497 * config/arm/arm.opt (mfp16-format=): New.
12498 * config/arm/arm.c: Include intl.h.
12499 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12500 (TARGET_INVALID_RETURN_TYPE): Redefine.
12501 (TARGET_PROMOTED_TYPE): Redefine.
12502 (TARGET_CONVERT_TO_TYPE): Redefine.
12503 (arm_fp16_format): Define.
12504 (all_fpus): Add entry for neon-fp16.
12505 (fp_model_for_fpu): Likewise.
12506 (struct fp16_format): Declare.
12507 (all_fp16_formats): Define.
12508 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12510 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12512 (arm_legitimate_index_p): Treat HFmode like HImode.
12513 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12514 (coproc_secondary_reload_class): Special-case HFmode.
12515 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12516 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12517 (arm_init_fp16_builtins): New.
12518 (arm_init_builtins): Call it.
12519 (arm_invalid_parameter_type): New.
12520 (arm_invalid_return_type): New.
12521 (arm_promoted_type): New.
12522 (arm_convert_to_type).
12523 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12525 (arm_emit_fp16_const): New function.
12526 (arm_mangle_type): Mangle __fp16 as "Dh".
12527 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12529 (TARGET_NEON_FP16): New.
12530 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12531 (enum fputype): Add FPUTYPE_NEON_FP16.
12532 (enum arm_fp16_format_type): Declare.
12533 (arm_fp16_format): Declare.
12534 (LARGEST_EXPONENT_IS_NORMAL): Define.
12535 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12536 * config/arm/arm-modes.def (HFmode): Define.
12537 * config/arm/vfp.md: (*movhf_vfp): New.
12538 (extendhfsf2): New.
12540 * config/arm/arm.md: (fpu): Add neon_fp16.
12541 (floatsihf2, floatdihf2): New.
12542 (fix_trunchfsi2, fix_trunchfdi2): New.
12544 (extendhfdf2): New.
12546 (*arm32_movhf): New.
12547 (*thumb1_movhf): New.
12548 (consttable_2): Add check for HFmode constants.
12549 (consttable_4): Handle HFmode constants.
12551 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12553 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12555 2009-06-17 Olivier Hainque <hainque@adacore.com>
12557 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12558 const char ** conversion in AIX specific section.
12560 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12562 * config/i386/i386.c (ix86_special_builtin_type): Remove
12563 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12564 (bdesc_special_args): Updated.
12565 (ix86_init_mmx_sse_builtins): Likewise.
12566 (ix86_expand_special_args_builtin): Likewise.
12568 2009-06-17 Richard Henderson <rth@redhat.com>
12570 * tree-pretty-print.c (maybe_dump_asm_name): New.
12571 (dump_decl_name): Use it.
12572 (PRINT_FUNCTION_NAME): Merge into...
12573 (dump_function_name): ... here. Use maybe_dump_asm_name.
12575 2009-06-17 Cary Coutant <ccoutant@google.com>
12577 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12579 * debug.c (struct gcc_debug_hooks): Change placeholder for
12581 (debug_nothing_int_charstar_int): Replaced by...
12582 (debug_nothing_int_charstar_int_bool): ...this.
12583 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12584 source_line prototype.
12585 (debug_nothing_int_charstar_int): Replaced by...
12586 (debug_nothing_int_charstar_int_bool): ...this.
12587 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12588 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12589 Output is_stmt operand when necessary.
12590 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12591 (notice_source_line): Add is_stmt parameter.
12592 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12593 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12595 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12596 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12598 2009-06-17 Ian Lance Taylor <iant@google.com>
12600 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12602 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12605 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12607 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12608 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12609 tree_strip_sign_nop_conversions and
12610 tree_ssa_strip_useless_type_conversions rather than stripping
12611 the operations here.
12612 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12614 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12615 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12616 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12617 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12620 2009-06-17 Michael Eager <eager@eagercon.com>
12622 * config/rs6000/constraints.md (register_constraint "d"): New.
12623 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12624 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12625 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12626 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12627 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12628 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12629 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12630 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12631 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12632 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12634 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12635 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12636 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12637 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12638 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12639 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12640 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12641 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12642 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12643 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12644 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12645 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12646 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12647 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12649 2009-06-16 Ian Lance Taylor <iant@google.com>
12651 * profile.c (total_num_never_executed): Don't define.
12652 (compute_branch_probabilities): Don't count or print
12653 num_never_executed.
12654 (init_branch_prob): Don't set total_num_never_executed.
12655 (end_branch_prob): Don't print total_num_never_executed.
12657 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12659 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12661 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12663 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12664 (nabstd2_fpr): Same.
12666 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12668 * expr.c (expand_assignment): Change complex type check.
12670 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12672 * doc/plugins.texi (Building GCC plugins): Added new section.
12674 2009-06-17 Ian Lance Taylor <iant@google.com>
12676 * c-pch.c (get_ident): Don't set size of templ array.
12677 (pch_init): Don't set size of partial_pch array.
12679 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12680 string constant to intialize an array whose size is the length of
12683 2009-06-17 Richard Guenther <rguenther@suse.de>
12685 PR tree-optimization/40389
12686 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12687 to addressable types.
12688 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12690 2009-06-17 Richard Guenther <rguenther@suse.de>
12692 PR middle-end/40460
12693 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12694 if there is no evolution of left in the loop bail out.
12695 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12696 chrec_fold_multiply.
12698 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12699 Janis Johnson <janis187@us.ibm.com>
12702 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12703 for the symbol ref of a constant that is the source of a move
12704 - nor for any other not-obvious-label-ref constants.
12706 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12708 * plugin.c (position_pass): Skip newly inserted pass during list
12709 traversal to avoid repeated insertion.
12711 2009-06-16 Ian Lance Taylor <iant@google.com>
12713 * vec.h (VEC_stack_alloc): Define different version if
12714 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12715 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12716 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12717 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12719 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12721 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12723 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12724 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12725 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12726 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12727 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12728 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12729 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12730 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12731 __builtin_ia32_rdtscp.
12732 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12733 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12734 and __builtin_ia32_rorhi.
12735 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12736 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12737 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12738 (ix86_expand_args_builtin): Likewise.
12739 (ix86_expand_special_args_builtin): Likewise.
12741 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12742 (UNSPECV_RDTSC): Likewise.
12743 (UNSPECV_RDPMC): Likewise.
12744 (*bsr): Renamed to ...
12746 (*bsr_rex64): Renamed to ...
12749 (*rdpmc): Likewise.
12750 (*rdpmc_rex64): Likewise.
12752 (*rdtsc): Likewise.
12753 (*rdtsc_rex64): Likewise.
12754 (rdtscp): Likewise.
12755 (*rdtscp): Likewise.
12756 (*rdtscp_rex64): Likewise.
12758 * config/i386/ia32intrin.h: New.
12760 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12762 2009-06-16 Ian Lance Taylor <iant@google.com>
12764 * ira-build.c (copy_info_to_removed_store_destinations):
12765 Initialize parent_a.
12767 2009-06-16 Ian Lance Taylor <iant@google.com>
12769 * c-decl.c (grokdeclarator): Change size_varies to bool.
12771 2009-06-16 Ian Lance Taylor <iant@google.com>
12773 * sel-sched.c: Make forward declarations of move_op_hooks and
12774 fur_hooks explicitly extern.
12776 2009-06-16 Ian Lance Taylor <iant@google.com>
12778 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12779 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12781 2009-06-16 Ian Lance Taylor <iant@google.com>
12783 * resource.c (mark_referenced_resources): Change
12784 include_delayed_effects parameter to bool. Change all callers.
12785 (mark_end_of_function_resources): Likewise.
12786 * reorg.c (insn_references_resource_p): Likewise.
12787 (insn_sets_resource_p): Likewise.
12788 * resource.h (mark_referenced_resources): Update declaration.
12789 (mark_end_of_function_resources): Update declaration.
12791 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12793 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12795 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12797 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12798 GCC can bootstrap on AIX with GNU Binutils 2.20.
12800 2009-06-16 Ian Lance Taylor <iant@google.com>
12802 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12804 2009-06-16 Ian Lance Taylor <iant@google.com>
12806 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12807 inline, not extern inline.
12808 (exact_log2): Likewise.
12809 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12811 (exact_log2): Likewise, but don't test CTZ_HWI.
12813 2009-06-16 Ian Lance Taylor <iant@google.com>
12815 * bitmap.c (bitmap_clear): Don't declare as inline.
12816 * gimple.c (gimplify_assign): Likewise.
12817 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12818 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12819 (sched_scan_info): Remove duplicate definition.
12821 2009-06-16 Ian Lance Taylor <iant@google.com>
12823 * c-common.c (skip_evaluation): Don't define.
12824 (c_inhibit_evaluation_warnings): Define global variable.
12825 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12826 than skip_evaluation.
12827 (convert_and_check, warn_for_div_by_zero): Likewise.
12828 * c-common.h (skip_evaluation): Don't declare.
12829 (c_inhibit_evaluation_warnings): Declare.
12830 * c-parser.c (c_parser_typeof_specifier): Set
12831 c_inhibit_evaluation_warnings rather than skip_evaluation.
12832 (c_parser_conditional_expression): Likewise.
12833 (c_parser_binary_expression): Likewise.
12834 (c_parser_sizeof_expression): Likewise.
12835 (c_parser_alignof_expression): Likewise.
12836 * c-typeck.c (build_indirect_ref): Check
12837 c_inhibit_evaluation_warnings rather than skip_evaluation.
12838 (build_conditional_expr, build_binary_op): Likewise.
12840 2009-06-16 Richard Guenther <rguenther@suse.de>
12842 * tree-ssa-alias.c (is_escape_site): Remove.
12843 * tree-ssa-alias.h (enum escape_type): Remove.
12844 (is_escape_site): Likewise.
12845 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12846 via casts and asms without deferring to is_escape_site.
12848 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12850 PR middle-end/40446
12851 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12852 use gen_lowpart if op0 has complex mode.
12854 2009-06-16 Richard Guenther <rguenther@suse.de>
12856 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12857 variables add them to ESCAPED.
12858 (find_func_aliases): Do not make all indirectly stored values escaped.
12860 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12862 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12863 make_decl_one_only.
12865 2009-06-16 Martin Jambor <mjambor@suse.cz>
12867 PR tree-optimization/40432
12868 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12869 check whether we need to force gimple register operand.
12871 2009-06-16 Martin Jambor <mjambor@suse.cz>
12873 PR tree-optimization/40413
12874 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12875 build_ref_for_offset.
12876 (propagate_subacesses_accross_link): Fix a typo in a comment.
12878 2009-06-16 Ira Rosen <irar@il.ibm.com>
12880 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12881 with additional parameter.
12882 * tree-vectorizer.h (enum vect_def_type): Add new value
12884 (enum vect_relevant): Add comments.
12885 (vect_is_simple_reduction): Add new argument.
12886 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12887 Detect nested cycles.
12888 (vect_is_simple_reduction): Update documentation, add an argument to
12889 distinguish inner-loop reduction from nested cycle, detect nested
12890 cycles, fix printings and indentation, don't swap operands in case
12892 (get_initial_def_for_reduction): Handle subtraction.
12893 (vect_create_epilog_for_reduction): Add new argument to specify
12894 reduction variable.
12895 (vect_finalize_reduction): Handle subtraction, fix comments.
12896 (vectorizable_reduction): Handle nested cycles. In case of nested
12897 cycle keep track of the reduction variable position. Call
12898 vect_is_simple_reduction with additional parameter. Use original
12899 statement code in reduction epilogue for nested cycle. Call
12900 vect_create_epilog_for_reduction with additional parameter.
12901 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12902 inner-loop vectorization.
12903 (vect_recog_widen_sum_pattern): Likewise.
12904 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12906 (vect_mark_stmts_to_be_vectorized): Likewise.
12907 (vect_get_vec_def_for_operand): Handle nested cycles.
12909 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12911 * doc/invoke.texi (Debugging Options): Fix option index entries
12912 for -fdump-statistics, -frandom-seed add entries for
12913 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12914 (FRV Options): Fix entries for -mTLS, -mtls.
12915 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12916 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12917 (M68hc1x Options): Fix @itemx for -mnominmax.
12918 (MCore Options): Fix entry for -mno-lsim.
12919 (MMIX Options): Fix entry for -mabi=mmixware.
12920 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12922 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12924 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12925 Mention the plugin mode of gengtype.
12926 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12927 * gengtype.c: Updated copyright.
12928 (plugin_files, nb_plugin_files) Added new static variables.
12929 (measure_input_list) Care about plugin_files.
12930 (write_rtx_next): Added early return in plugin mode.
12931 (create_file): Updated copyright year in generated file. Added
12933 (oprintf): Added early return if NULL outf.
12934 (get_output_file_with_visibility): Care of plugin_files.
12935 (get_output_file_name): May return null.
12936 (write_local): Added early return.
12937 (put_mangled_filename): Ditto.
12938 (finish_root_table): Added check for base_files.
12939 (write_roots): Care about null when plugins.
12940 (main): Added plugin mode.
12942 2009-06-15 Ian Lance Taylor <iant@google.com>
12944 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12945 * gcov.c (read_count_file): Add braces around variables declared
12948 * c.opt (Wjump-misses-init): New warning.
12949 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12950 -Wall and -Wc++-compat if not already set.
12951 (c_common_post_options): Clear warn_jump_misses_init if it was not
12953 * c-decl.c (struct c_binding): Change type field to a union with
12954 new label field. Make it the first field in the struct. Update
12955 references to type to use u.type instead.
12956 (struct c_spot_bindings): Define.
12957 (struct c_goto_bindings): Define.
12958 (c_goto_bindings_p): Define, along with VECs.
12959 (struct c_label_vars): Define.
12960 (struct c_scope): Add has_label_bindings field.
12961 (bind_label, set_spot_bindings): New static functions.
12962 (decl_jump_unsafe, update_spot_bindings): New static functions.
12963 (update_label_decls): New static function.
12964 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12965 Update binding u.label field to shadowed field.
12966 (c_binding_start_stmt_expr): New function.
12967 (c_binding_end_stmt_expr): New function.
12968 (pushdecl): Don't call c_begin_vm_scope.
12969 (make_label): Add defining and p_label_vars parameters. Change
12971 (lookup_label): Correct test for whether a label has not yet been
12972 defined. Call bind_label rather than bind.
12973 (warn_about_goto): New static function.
12974 (lookup_label_for_goto): New function.
12975 (declare_label): Call bind_label rather than bind.
12976 (check_earlier_gotos): New static function.
12977 (define_label): Don't give errors about jumping into statement
12978 expressions or scopes of variably modified types. Call
12979 set_spot_bindings and check_earlier_gotos. Call bind_label
12980 instead of bind. Don't set label_context_stack_se or
12981 label_context_stack_vm.
12982 (c_get_switch_bindings): New function.
12983 (c_release_switch_bindings): New function.
12984 (c_check_switch_jump_warnings): New function.
12985 (start_function): Don't set label_context_stack_se or
12986 label_context_stack_vm.
12987 (finish_function): Likewise.
12988 * c-typeck.c (label_context_stack_se): Don't define.
12989 (label_context_stack_vm): Don't define.
12990 (c_finish_goto_label): Call lookup_label_for_goto rather than
12991 lookup_label. Don't give errors about jumping into a statement
12992 expression or the scope of a variably modified type. Don't set
12993 label_context_stack_se or label_context_stack_vm.
12994 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12995 fields. Add bindings field.
12996 (c_start_case): Don't set deleted fields. Set bindings field.
12997 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12998 or blocked_vm. Call c_check_switch_jump_warnings.
12999 (c_finish_case): Don't test blocked_stmt_expr field. Call
13000 c_release_switch_bindings.
13001 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13002 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13003 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13004 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13005 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13006 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13007 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13008 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13009 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13010 (C_DECL_UNJUMPABLE_VM): Don't define.
13011 (C_DECL_UNDEFINABLE_VM): Don't define.
13012 (struct c_label_list): Don't define.
13013 (struct c_label_context_se): Don't define.
13014 (struct c_label_context_vm): Don't define.
13015 (struct c_spot_bindings): Declare.
13016 (c_bindings_start_stmt_expr): Declare.
13017 (c_bindings_end_stmt_expr): Declare.
13018 (lookup_label_for_goto): Declare.
13019 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13020 (c_check_switch_jump_warnings): Declare.
13021 (label_context_stack_se, label_context_stack_vm): Don't declare.
13022 (c_finish_goto_label): Update declaration.
13023 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13024 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13025 (Warning Options): Document -Wjump-misses-init.
13027 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13029 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13032 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13034 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13036 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13038 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13040 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13042 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13044 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13046 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13047 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13048 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13049 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13050 * dwarf2asm.c (dw2_force_const_mem): Update call to
13051 make_decl_one_only.
13052 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13053 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13054 * langhooks.c (lhd_comdat_group): Remove.
13055 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13056 * tree.h (DECL_COMDAT_GROUP): New.
13057 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13058 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13059 (make_decl_one_only): Change signature.
13060 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13061 make_decl_one_only.
13062 (make_decl_one_only): Change signature.
13063 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13065 2009-06-15 Richard Guenther <rguenther@suse.de>
13067 PR middle-end/40439
13068 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13070 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13072 * tree-ssa-math-opts.c: Remove extra divide.
13074 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13076 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13078 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13080 * passes.c: Add bswap pass.
13081 * tree-pass.h: Add pass_optimize_bswap declaration.
13082 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13083 Include rtl.h, expr.h and optabs.h for optab_handler check.
13084 (struct symbolic_number, pass_optimize_bswap): New definition.
13085 (do_shift_rotate, verify_symbolic_number_p): New functions.
13086 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13087 (gate_optimize_bswap): New function.
13088 * tree.c (widest_int_cst_value): New function.
13089 * tree.h (widest_int_cst_value): Prototype added.
13091 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13093 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13094 REG_EQUAL/REG_EQUIV notes.
13096 2009-06-14 Richard Guenther <rguenther@suse.de>
13098 PR middle-end/40389
13099 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13100 has its address taken if NRV was applied and it is addressable.
13101 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13102 function split out from ...
13103 (get_constraint_for_1): ... here.
13104 (handle_rhs_call): Use it to mark the return slot escaped if
13105 it is addressable and NRV was applied.
13107 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13109 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13110 Change first argument type to location_t.
13111 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13112 Do not set input_location.
13113 Use loc instead of input_location throughout.
13115 2009-06-13 Richard Guenther <rguenther@suse.de>
13117 PR tree-optimization/40421
13118 * tree-predcom.c (should_unroll_loop_p): Remove.
13119 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13121 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13123 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13124 Add location argument.
13126 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13128 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13130 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13131 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13132 * config/spu/spu-protos.h: Add location to
13133 spu_resolve_overloaded_builtin.
13134 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13135 spu_build_builtin_va_list.
13136 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13137 argument. Pass location to build_function_call_vec.
13138 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13140 (emit_fpu_switch): Same.
13141 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13142 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13143 to build_decl and create_artificial_label.
13144 (xtensa_gimplify_va_arg_expr): Same.
13145 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13146 (xstormy16_gimplify_va_arg_expr): Same.
13147 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13148 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13149 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13150 (mips16_build_function_stub): Same.
13151 (mips16_build_call_stub): Same.
13153 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13156 * arm/constraints.md (Pa, Pb): New constraints.
13157 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13158 split pattern to deal with them.
13160 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13162 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13163 fix index entry for -Xpreprocessor.
13165 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13167 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13168 Add location argument to build_decl call.
13169 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13170 (rs6000_init_builtins): Same.
13171 (spe_init_builtins): Same.
13172 (rs6000_gimplify_va_arg): Add location argument to
13173 create_artificial_label call.
13175 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13177 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13178 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13179 * Makefile.in: Fix GGC dependency for gcse.o.
13181 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13183 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13184 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13185 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13187 * c-parser.c (c_parser_binary_expression): Use current column while
13188 building binary operations.
13189 * common.opt (fshow-column): Enable by default.
13190 * tree-vrp.c (check_array_ref): Use warning_at.
13191 (check_array_bounds): Use location from call back if expr has no
13193 * tree.h: Add location argument to maybe_fold_*.
13194 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13195 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13196 (maybe_fold_offset_to_component_ref): Same.
13197 (maybe_fold_offset_to_reference): Same.
13198 (maybe_fold_offset_to_address): Same.
13199 (maybe_fold_stmt_indirect): Same.
13200 (maybe_fold_stmt_addition): Same.
13201 (fold_stmt_r): Pass location to maybe_fold_*.
13202 (fold_gimple_assign): Same.
13203 * c-tree.h: Add location argument to finish_decl,
13204 default_function_array_conversion, store_init_value.
13205 * c-decl.c (define_label): Use error_at.
13206 (c_make_fname_decl): Pass location to finish_decl.
13207 (finish_decl): New location argument.
13208 (build_compound_literal): Pass location to store_init_value.
13209 (grokdeclarator): Pass location to finish_decl.
13211 * c-typeck.c (array_to_pointer_conversion): New location argument.
13212 (function_to_pointer_conversion): Same.
13213 (default_function_array_conversion): Same.
13214 (parser_build_unary_op): Pass location to overflow_warning.
13215 (parser_build_binary_op): Same. Use warning_at.
13216 (build_unary_op): Pass location to array_to_pointer_conversion.
13217 (build_c_cast): Pass location to digest_init.
13218 (build_modify_expr): New location argument.
13219 (convert_for_assignment): Same.
13220 (store_init_value): Same.
13221 (digest_init): Same.
13222 (output_init_element): Pass location to digest_init and
13223 array_to_pointer_conversion.
13224 (c_finish_return): Pass location to convert_for_assignment.
13225 * gimplify.c (gimplify_conversion): Pass location to
13226 maybe_fold_offset_to_address.
13227 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13228 to maybe_fold_stmt_addition.
13229 * c-omp.c (c_finish_omp_atomic): Pass new location to
13231 (c_finish_omp_for): Same.
13232 * c-common.c (overflow_warning): New argument.
13233 * c-common.h: New argument to build_modify_expr, overflow_warning.
13234 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13236 (c_parser_initializer): Pass location to
13237 default_function_array_conversion.
13238 (c_parser_initelt): Same.
13239 (c_parser_initval): Same.
13240 (c_parser_asm_operands): Same.
13241 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13242 (c_parser_conditional_expression): Same.
13243 (c_parser_binary_expression): Add location info to stack. Use it.
13244 (c_parser_unary_expression): Pass location to
13245 default_function_array_conversion, parser_build_unary_op,
13246 build_indirect_ref, c_parser_postfix_expression_after_primary.
13247 (c_parser_postfix_expression_after_primary): New location argument.
13249 (c_parser_expression_conv): Pass location to
13250 default_function_array_conversion.
13251 (c_parser_expr_list): Same.
13252 (c_parser_omp_atomic): Same.
13253 (c_parser_omp_for_loop): Same.
13254 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13255 (build_array_declarator): New argument.
13256 * c-decl.c (build_array_declarator): Add location argument.
13257 (grokdeclarator): Set id_loc for cdk_array.
13258 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13259 build_array_declarator.
13260 * tree.c (build_omp_clause): Add location argument.
13261 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13262 (OMP_CLAUSE_LOCATION): New macro.
13263 (struct tree_omp_clause): Add location field.
13264 (build_omp_clause): Add argument.
13265 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13266 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13268 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13269 (cp_parser_omp_clause_collapse): Same.
13270 (cp_parser_omp_clause_default): Same.
13271 (cp_parser_omp_clause_if): Same.
13272 (cp_parser_omp_clause_nowait): Same.
13273 (cp_parser_omp_clause_num_threads): Same.
13274 (cp_parser_omp_clause_ordered): Same.
13275 (cp_parser_omp_clause_schedule): Same.
13276 (cp_parser_omp_clause_untied): Same.
13277 (cp_parser_omp_for_loop): Same.
13278 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13279 * c-tree.h (c_start_case): Add location argument.
13280 (c_process_expr_stmt): Same.
13281 (c_finish_goto_*): Same.
13282 * tree-parloops.c (initialize_reductions): Pass location to
13284 (create_parallel_loop): Same.
13285 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13286 (gfc_trans_omp_reduction_list): Same.
13287 (gfc_trans_omp_clauses): Same.
13288 (gfc_trans_omp_do): Same.
13289 * c-typeck.c (c_finish_goto_label): Same.
13290 (c_finish_goto_ptr): New location argument.
13291 (c_start_case): Same.
13292 (emit_side_effect_warnings): Same.
13293 (c_process_expr_stmt): Same.
13294 (c_finish_stmt_expr): Same.
13295 (c_finish_omp_clauses): Use error_at instead of error.
13296 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13298 * c-omp.c (c_split_parallel_clauses): New location argument.
13299 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13300 to build_omp_clause.
13301 (convert_local_reference_stmt): Same.
13302 (convert_gimple_call): Same.
13303 * c-common.h (c_split_parallel_clauses): New argument.
13304 * c-parser.c (c_parser_statement_after_labels): Pass location to
13305 c_finish_goto_label.
13306 (c_parser_switch_statement): Pass location to c_start_case.
13307 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13308 and c_process_expr_stmt.
13309 (c_parser_omp_variable_list): Add location argument.
13310 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13311 (c_parser_omp_clause_default): Same.
13312 (c_parser_omp_clause_if): Same.
13313 (c_parser_omp_clause_num_threads): Same.
13314 (-c_parser_omp_clause_ordered): Same.
13315 (c_parser_omp_clause_reduction): Pass location to
13316 c_parser_omp_variable_list.
13317 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13318 (c_parser_omp_clause_untied): Same.
13319 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13320 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13322 * c-tree.h (check_for_loop_decls, undeclared_variable,
13323 build_component_ref, build_array_ref, build_external_ref,
13324 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13325 build_conditional_expr, build_compound_expr, c_cast_expr,
13326 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13327 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13329 * c-semantics.c (build_stmt): Same.
13330 (build_case_label): Same.
13331 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13332 (undeclared_variable): New argument.
13333 (make_label): Same.
13334 (lookup_label): Pass location on down.
13335 (define_label): Same.
13336 (finish_decl): Same.
13337 (build_compound_literal): Same.
13338 (finish_struct): Same.
13339 (finish_function): Do not set location here.
13340 (check_for_loop_decls): New argument.
13341 * tree.c (save_expr): Set location.
13342 (build_empty_stmt): New argument.
13343 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13344 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13345 * builtins.c (gimplify_va_arg_expr): Use locations.
13346 (expand_builtin_sync_operation): Same.
13347 * c-typeck.c (build_component_ref): New argument.
13348 (build_array_ref): Same.
13349 (build_external_ref): Same.
13350 (c_expr_sizeof_expr): Same.
13351 (c_expr_sizeof_type): Same.
13352 (parser_build_unary_op): Same.
13353 (build_conditional_expr): Same.
13354 (build_compound_expr): Pass location on down.
13355 (build_compound_expr): New argument.
13356 (build_c_cast): Same.
13357 (c_cast_expr): Same.
13358 (build_asm_expr): Same.
13359 (c_finish_return): Same.
13360 (c_process_expr_stmt): Pass location on down.
13361 (c_finish_stmt_expr): New argument.
13362 (push_clenaup): Same.
13363 (c_finish_omp_parallel): Same.
13364 (c_finish_omp_task): Same.
13365 * gimplify.c (gimplify_call_expr): Pass location on down.
13366 * c-omp.c (c_finish_omp_master): New argument.
13367 (c_finish_omp_critical): Same.
13368 (c_finish_omp_ordered): Same.
13369 (c_finish_omp_barrier): Same.
13370 (-c_finish_omp_taskwait): Same.
13371 (c_finish_omp_atomic): Same.
13372 (c_finish_omp_flush): Same.
13373 * tree-inline.c (copy_tree_body_r): Pass location on down.
13374 (inline_forbidden_p): Remove use of input_location.
13375 * c-gimplify.c (c_build_bind_expr): New argument.
13376 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13377 (c_sizeof_or_alignof_type): New argument.
13378 (c_alignof_expr): Same.
13379 (build_va_arg): Same.
13380 (c_add_case_label): Same.
13381 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13382 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13383 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13384 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13385 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13386 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13388 * stub-objc.c (objc_build_selector_expr): Same.
13389 (objc_build_throw_stmt): Same.
13390 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13391 (c_parser_initelt): Same.
13392 (c_parser_compound_statement): Same.
13393 (c_parser_compound_statement_nostart): Same.
13394 (c_parser_label): Same.
13395 (c_parser_statement_after_labels): Same.
13396 (c_parser_if_body): Same.
13397 (c_parser_else_body): Same.
13398 (c_parser_if_statement): Same.
13399 (c_parser_switch_statement): Same.
13400 (c_parser_while_statement): Same.
13401 (c_parser_do_statement): Same.
13402 (c_parser_for_statement): Same.
13403 (c_parser_asm_statement): Same.
13404 (c_parser_conditional_expression): Same.
13405 (c_parser_binary_expression): Same.
13406 (c_parser_cast_expression): Same.
13407 (c_parser_unary_expression): Same.
13408 (c_parser_sizeof_expression): Same.
13409 (c_parser_alignof_expression): Same.
13410 (c_parser_postfix_expression): Same.
13411 (c_parser_expression): Same.
13412 (c_parser_objc_receiver): Same.
13413 (c_parser_omp_variable_list): Same.
13414 (c_parser_omp_structured_block): Same.
13415 (c_parser_omp_atomic): New argument.
13416 (c_parser_omp_barrier): Same.
13417 (c_parser_omp_critical): Same.
13418 (c_parser_omp_flush): Pass location on down.
13419 (c_parser_omp_for_loop): New argument.
13420 (c_parser_omp_for): Same.
13421 (c_parser_omp_master): Same.
13422 (c_parser_omp_ordered): Same.
13423 (c_parser_omp_sections_scope): Same.
13424 (c_parser_omp_sections): Same.
13425 (c_parser_omp_parallel): Same.
13426 (c_parser_omp_single): Same.
13427 (c_parser_omp_task): Same.
13428 (c_parser_omp_taskwait): Pass location on down.
13429 (c_parser_omp_construct): Same.
13430 (c_parser_omp_threadprivate): Same.
13431 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13432 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13433 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13434 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13435 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13436 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13437 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13438 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13439 config/i386/i386.c, stmt.c:
13440 Add location argument to the following function definitions and/or
13441 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13442 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13443 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13444 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13445 do_case, c_finish_bc_stmt, build_compound_literal,
13446 build_function_call.
13447 * c-decl.c (build_compound_literal): Add location argument.
13448 Make all diagnostic calls use location.
13449 (start_struct): Same.
13450 (finish_struct): Same.
13451 (start_enum): Same.
13452 (build_enumerator): Same.
13453 (start_function): Same.
13454 (grokdeclarator): Make all diagnostic calls use location.
13455 (store_parm_decls_oldstyle): Same.
13456 * c-typeck.c (build_function_call): Add location argument.
13457 Make all diagnostic calls use location.
13459 (c_finish_bc_stmt): Same.
13460 * tree-nested.c (get_trampoline_type): Add argument.
13461 Pass location to build_decl.
13462 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13463 * rtl.h (RTL_LOCATION): New.
13464 * c-common.c (c_add_case_label): Add location argument.
13465 Make all diagnostic calls use location.
13466 * c-common.h: Add location argument to make_fname_decl, do_case,
13467 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13468 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13469 Set it appropriately for every case. Pass enum_loc to start_enum
13470 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13472 (c_parser_struct_or_union_specifier): Save location. Use it for
13473 start_struct, finish_struct, and parser_xref_tag.
13475 2009-06-12 Ian Lance Taylor <iant@google.com>
13477 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13479 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13480 cpp_opts->warn_cxx_operator_names.
13482 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13485 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13486 is returns NULL and OP is a VCE, look through the VCE.
13488 2009-06-12 Ian Lance Taylor <iant@google.com>
13491 * collect2.c (main): Use CONST_CAST2 in code inside #if
13492 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13494 2009-06-12 Joey Ye <joey.ye@intel.com>
13496 PR middle-end/39146
13497 * cfgexpand.c (get_decl_align_unit): Update
13498 max_used_stack_slot_alignment with align instead of
13499 stack_alignment_needed.
13501 * function.c (assign_stack_local_1): Update
13502 max_used_stack_slot_alignment with alignment_in_bits instead
13503 of stack_alignment_needed.
13504 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13507 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13509 * dwarf2out.c (last_var_location_insn): New variable.
13510 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13511 (dwarf2out_var_location): Don't record anything after last real
13512 insn. Only change labels if there were any real instructions
13513 in between last note and this one, or if changed sections.
13515 2009-06-11 Richard Henderson <rth@redhat.com>
13517 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13518 note when storing the frame pointer in a register.
13519 (FRP): Don't redefine to nothing for epilogue.
13520 (alpha_expand_epilogue): Mark register and sp restores.
13521 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13523 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13524 when gen_lowpart is needed.
13526 2009-06-11 Richard Henderson <rth@redhat.com>
13528 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13530 * dwarf2out.c (need_data_align_sf_opcode): New.
13531 (div_data_align): Move earlier.
13532 (def_cfa_1, reg_save): Use it.
13534 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13536 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13537 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13538 (ix86_handle_option): Handle OPT_mcrc32.
13539 (ix86_target_string): Add -mcrc32.
13540 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13542 * config/i386/i386.h (TARGET_CRC32): New.
13544 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13545 (sse4_2_crc32di): Likewise.
13547 * config/i386/i386.opt (mcrc32): New.
13549 * doc/invoke.texi: Document -mcrc32.
13551 2009-06-11 Richard Henderson <rth@redhat.com>
13553 * common.opt (gdwarf-): Accept a version number.
13554 * doc/invoke.texi (gdwarf-): Update docs.
13555 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13556 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13557 version level, and record it.
13559 * dwarf2.h (DW_CIE_VERSION): Remove.
13560 * dwarf2out.c (DWARF_VERSION): Remove.
13561 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13562 (output_call_frame_info): Use CIE version 3 for dwarf3,
13563 or if the return register column is out of range for version 1.
13564 (dwarf_stack_op_name): Add all dwarf3 values.
13565 (DEBUG_PUBTYPES_SECTION): New.
13566 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13567 encoding change for dwarf3.
13568 (output_die) [dw_val_class_die_ref]: Likewise.
13569 (output_compilation_unit_header): Emit correct version for dwarf3.
13570 (output_line_info): Likewise.
13571 (output_pubnames): Update for DWARF_VERSION removal.
13572 (output_aranges): Likewise.
13573 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13574 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13575 (dwarf2out_finish): Likewise.
13577 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13579 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13582 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13585 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13586 * builtins.c (expand_builtin_unreachable): New function.
13587 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13588 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13589 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13591 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13592 searching for missing barriers.
13594 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13596 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13597 when -fprofile-generate* was passed.
13598 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13600 2009-06-11 Anthony Green <green@moxielogic.com>
13602 * config/moxie/moxie.md: Define length attribute for all instructions.
13604 (*b<cond:code>): Support limited branch ranges for new PC-relative
13605 branch instructions.
13606 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13608 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13610 * config/i386/i386.c (min_insn_size): Use get_attr_length
13611 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13612 For __asm return 0.
13614 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13615 instead of emit_insn_before.
13617 2009-06-10 Ian Lance Taylor <iant@google.com>
13620 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13623 2009-06-10 Revital Eres <eres@il.ibm.com>
13625 * passes.c (init_optimization_passes): Reschedule
13626 predictive-commoning pass before complete unroll pass.
13628 2009-06-10 Martin Jambor <mjambor@suse.cz>
13630 * cgraph.c (cgraph_node_can_be_local_p): New function.
13631 (cgraph_make_node_local): New function.
13632 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13633 (cgraph_make_node_local): Declare.
13635 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13637 * tree.h (tree_base): Add packed_flag and user_align fields.
13638 Decrease size of spare field.
13639 (TYPE_USER_ALIGN): Use user_align from tree_base.
13640 (DECL_USER_ALIGN): Likewise.
13641 (TYPE_PACKED): Use packed_flag from tree_base.
13642 (DECL_PACKED): Likewise.
13643 (tree_type): Delete packed_flag and user_align fields. Widen
13644 precision field. Widen mode field and shuffle fields to align
13645 mode on an 8-bit boundary.
13646 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13647 Renumber decl_flag_* fields. Fix comments. Widen
13648 decl_common_unused field.
13649 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13650 (DECL_EXTERNAL): Likewise.
13651 (DECL_BIT_FIELD): Likewise.
13652 (DECL_NONADDRESSABLE_P): Likewise.
13653 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13654 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13656 2009-06-10 Ian Lance Taylor <iant@google.com>
13658 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13659 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13660 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13661 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13662 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13663 DEF_VEC_ALLOC_FUNC_P.
13664 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13665 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13666 DEF_VEC_ALLOC_FUNC_O.
13667 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13668 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13669 DEF_VEC_ALLOC_FUNC_I.
13670 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13671 (vec_stack_p_reserve_exact_1): Declare.
13672 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13673 (vec_stack_free): Declare.
13674 (VEC_stack_alloc): Define.
13675 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13676 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13677 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13678 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13680 (stack_vecs): New static variable.
13681 (vec_stack_p_reserve_exact_1): New function.
13682 (vec_stack_o_reserve_1): New static function.
13683 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13684 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13685 (vec_stack_free): New function.
13686 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13687 (VEC_df_ref_stack_alloc): Define.
13688 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13689 DEF_VEC_ALLOC_P_STACK.
13690 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13691 (struct df_collection_rec): Change _vec fields to VEC. Remove
13693 (df_free_collection_rec): Adjust for new fields.
13694 (df_insn_rescan): Use new df_collection_rec fields.
13695 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13696 (df_ref_create_structure, df_ref_record): Likewise.
13697 (df_get_conditional_uses, df_get_call_refs): Likewise.
13698 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13699 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13700 (df_record_exit_block_uses, df_bb_verify): Likewise.
13701 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13702 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13703 Remove count parameter. Change return type to void. Change all
13705 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13706 Remove count parameter. Change return type to void. Change all
13708 (df_install_refs): Change old_vec parameter to VEC. Remove count
13709 parameter. Change all callers.
13710 (df_install_mws): Change old_vec parameter to VEC. Remove count
13711 parameter. Change all callers.
13712 (df_refs_verify): Change new_rec parameter to VEC. Change call
13714 (df_mws_verify): Likewise.
13716 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13718 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13720 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13722 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13724 2009-06-10 Anthony Green <green@moxielogic.com>
13726 * config/moxie/crti.asm: New file.
13727 * config/moxie/crtn.asm: New file.
13728 * config/moxie/moxie.c: New file.
13729 * config/moxie/moxie.h: New file.
13730 * config/moxie/sfp-machine.h: New file.
13731 * config/moxie/moxie-protos.h: New file.
13732 * config/moxie/t-moxie: Created.
13733 * config/moxie/t-moxie-softfp: Created.
13734 * config/moxie/moxie.md: Created.
13735 * config/moxie/constraints.md: Created.
13736 * config.gcc: Add moxie support.
13737 * doc/md.texi (Machine Constraints): Add moxie constraints.
13738 * doc/contrib.texi (Contributors): Mention moxie port.
13739 * doc/install.texi (Specific): Mention the moxie port.
13741 2009-06-09 Ian Lance Taylor <iant@google.com>
13743 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13744 compiling with C++.
13745 * optabs.c (optab_table): Only use designated initializers if
13746 HAVE_DESIGNATED_INITIALIZERS is defined.
13747 (convert_optab_table): Likewise.
13748 (init_optabs): Always call init_insn_codes if
13749 HAVE_DESIGNATED_INITIALIZERS is not defined.
13751 2009-06-09 Ian Lance Taylor <iant@google.com>
13753 * targhooks.c (default_builtin_vectorized_function): Change fn
13754 parameter to unsigned int.
13755 (default_builtin_vectorized_conversion): Change code parameter to
13757 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13758 * targhooks.h: Update declarations.
13759 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13760 parameter to unsigned int.
13762 * c-typeck.c (comptypes_check_enum_int): New static function.
13763 (comptypes_internal): Add enum_and_int_p parameter. Change all
13765 (comp_target_types): Add location parameter. Change all callers.
13766 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13767 Change all callers.
13768 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13769 (build_conditional_expr): Add colon_loc parameter. Change all
13771 (convert_for_assignment): Add location parameter. Change all callers.
13772 * c-parser.c (c_parser_conditional_expression): Pass location of
13773 colon to build_conditional_expr.
13774 * c-tree.h (build_conditional_expr): Update declaration.
13776 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13778 * graphite.c: Revert previous patch.
13780 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13783 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13785 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13787 * tree-ssa-loop-prefetch.c
13788 (loop_prefetch_arrays): Fixed a portability problem in printf format
13791 2009-06-09 Martin Jambor <mjambor@suse.cz>
13793 PR tree-optimization/40351
13794 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13795 refrence to a potential artifical subaccess can be constructed.
13797 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13799 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13800 (sh_override_options): Likewise.
13801 * config/sh/sh.c: Include params.h.
13802 (sh_optimization_options): New.
13803 (sh_override_options): Likewise.
13804 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13805 (OVERRIDE_OPTIONS): Use sh_override_options.
13807 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13809 * dwarf2out.c (emit_cfa_remember): New variable.
13810 (add_fde_cfi): If emit_cfa_remember, recurse to add
13811 DW_CFA_remember_state first.
13812 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13813 instead just set emit_cfa_remember.
13815 2009-06-08 Jan Hubicka <jh@suse.cz>
13818 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13820 2009-06-08 Jan Hubicka <jh@suse.cz>
13822 PR middle-end/39834
13823 * cgraphunit.c (save_inline_function_body): Do not copy transform
13824 hooks for saved inline bodies.
13825 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13826 for given function.
13828 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13830 * jump.c (returnjump_p): Handle delayed branches. Add missing
13833 2009-06-08 Jan Hubicka <jh@suse.cz>
13835 PR middle-end/40102
13836 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13837 original node might've been modified.
13838 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13840 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13842 * tree-object-size.c (addr_object_size): Add OSI argument.
13843 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13844 (compute_builtin_object_size, expr_object_size): Adjust callers.
13845 (plus_stmt_object_size): Call addr_object_size instead of
13846 compute_builtin_object_size.
13848 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13849 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13851 * tree-ssa-loop-prefetch.c
13852 (gather_memory_references): Introduced a counter for the number of
13854 (anything_to_prefetch_p): Introduced a counter for the number of
13856 (is_loop_prefetching_profitable): New function with a cost model
13858 (loop_prefetch_arrays): Use the new cost model to determine if
13859 prefetching is profitable.
13860 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13861 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13862 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13863 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13864 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13865 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13867 2009-06-08 Michael Matz <matz@suse.de>
13870 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13871 partitions use the same.
13872 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13873 for basevars of SSA_NAMEs.
13874 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13875 to not expand them twice.
13876 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13879 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13881 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13882 (fdump-final-insns=, gtoggle): New.
13883 * doc/invoke.texi: Document them.
13884 * final.c (rest_of_clean_state): Dump final insn stream.
13885 * gcc.c (invoke_as): Hook in -fcompare-debug.
13886 (static_spec_functions): Add compare-debug-dump-opt,
13887 compare-debug-self-opt and compare-debug-auxbase-opt.
13888 (compare_debug, compare_debug_second, compare_debug_opt): New.
13889 (switches_debug_check, n_switches_debug_check): New.
13890 (debug_auxbase_opt, debug_check_temp_file): New.
13891 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13893 (do_self_spec): Handle arguments after switches.
13894 (do_spec_1): Add .gk extension to temp file basenames for compare.
13895 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13896 (cc1_options): Use it instead of normal auxbase computation for
13897 the second compare-debug compilation.
13898 (compare_files): New.
13899 (main): Set up and implement compare debug mode.
13900 (compare_debug_dump_opt_spec_function): New.
13901 (compare_debug_self_opt_spec_function): New.
13902 (compare_debug_auxbase_opt_spec_function): New.
13903 * toplev.c (process_options): Handle flag_gtoggle,
13904 flag_dump_final_insns.
13905 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13906 during -fcompare-debug-second compilation.
13908 2009-06-07 Ian Lance Taylor <iant@google.com>
13910 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13911 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13913 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13914 with no default node. Change warning with %H to warning_at.
13915 Don't clear warn_switch around case checking.
13916 * doc/invoke.texi (Warning Options): Clarify distinction between
13917 -Wswitch and -Wswitch-enum.
13919 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13921 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13923 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13925 * gbl-ctors.h: Add header guard.
13927 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13929 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13930 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13931 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13932 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13933 prototypes for removed functions.
13934 (expressions_equal_p): Move to ...
13935 * tree-ssa-sccvn.h: ... here and ...
13936 * matrix-reorg.c: ... adjust includes.
13938 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13940 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13942 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13944 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13945 (finish_function): Remove erroneous whitespace.
13947 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13949 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13950 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13952 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13954 * errors.c (internal_error): Commentary typo fix.
13955 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13956 * tree-ssa-pre.c: Ditto.
13958 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13960 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13961 them is supposed to hold actual statements.
13963 2009-06-06 Ian Lance Taylor <iant@google.com>
13965 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13966 empty statements can now have attributes.
13968 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13970 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13971 * config/mips/mips.md: Ditto.
13973 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13975 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13977 (__eabi_uconvert): Likewise.
13979 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13981 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13982 CFI_* definitions with IN_GCC.
13984 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13986 * xcoffout.h (xcoffout_source_line): Update prototype.
13988 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13990 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13991 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13993 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13995 PR middle-end/40340
13996 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13997 inlined_function_outer_scope_p blocks for artificial inlines
13999 * tree.c (tree_nonartificial_location): Rewrite using
14000 block_nonartificial_location.
14002 2009-06-05 Revital Eres <eres@il.ibm.com>
14003 Leehod Baruch <leehod@il.ibm.com>
14005 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14006 (expand_expr_real_1): Remove comment.
14007 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14008 Vectorize misaligned access when the target supports it.
14009 (vect_supportable_dr_alignment): Check for unaligned access support.
14010 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14013 2009-06-05 Julian Brown <julian@codesourcery.com>
14015 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14016 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14018 2009-06-05 Richard Guenther <rguenther@suse.de>
14021 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14022 as possibly unused.
14024 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14026 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14027 (save_gprs): Don't tell unwinder when a global register is saved.
14028 (s390_emit_epilogue): Emit needed epilogue unwind info.
14030 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14032 * dwarf2out.c (deferred_asm_name): New.
14033 (add_name_and_src_coords_attributes): Defer creation of
14034 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14036 (move_linkage_attr): New.
14037 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14040 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14042 * tree-nested.c (finalize_nesting_tree_1): Declare the
14043 frame_decl in the binding tree.
14045 2009-06-04 Cary Coutant <ccoutant@google.com>
14047 * basic-block.h (struct basic_block_def): Add discriminator field.
14048 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14050 * debug.c (do_nothing_debug_hooks): Add additional entry.
14051 (debug_nothing_int_charstar_int): New function.
14052 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14053 (debug_nothing_int_charstar_int): New declaration.
14054 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14055 discriminator value in .loc directive.
14056 * final.c (last_discriminator): New variable.
14057 (discriminator): New variable.
14058 (final_start_function): Initialize above variables, pass current
14059 discriminator to debug hook.
14060 (notice_source_line): Check for discriminator change.
14061 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14062 * sdbout.c (sdbout_source_line): New parameter.
14063 * tree-cfg.c (struct locus_discrim_map): New structure type.
14064 (discriminator_per_locus): New hash table.
14065 (build_gimple_cfg): Allocate and free discriminator hash table.
14066 (make_edges): Call assign_discriminator.
14067 (locus_map_hash): New function.
14068 (locus_map_eq): New function.
14069 (next_discriminator_for_locus): New function.
14070 (same_line_p): New function.
14071 (assign_discriminator): New function.
14072 (make_cond_expr_edges): Call assign_discriminator.
14073 (make_gimple_switch_edges): Likewise.
14074 (first_non_label_stmt): New function.
14075 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14077 * xcoffout.c (xcoffout_source_line): Add new parameter.
14079 * configure.ac (gcc_cv_as_discriminator): New configury check for
14080 gas support for discriminator.
14081 * configure: Regenerate.
14082 * config.in: Regenerate.
14084 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14086 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14087 val after checking for integers.
14089 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14091 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14093 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14094 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14095 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14096 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14097 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14098 X64_SSE_REGPARM_MAX.
14099 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14100 X64_SSE_REGPARM_MAX.
14102 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14104 * gcc.c (report_times_to_file): New.
14105 (execute): Implement it.
14106 (process_command): Support -time=.
14107 * doc/invoke.texi: Document it.
14109 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14111 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14112 that have value exprs.
14114 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14116 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14117 declarations for constants until...
14118 (dw2_output_indirect_constant_1): ... this point.
14120 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14123 * arm.md (arm_addsi3): Don't try to split an add with an
14124 eliminable register until after reload has completed.
14126 2009-06-03 Ian Lance Taylor <iant@google.com>
14128 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14129 * genattrtab.c (write_length_unit_log): Likewise.
14130 * genchecksum.c (dosum): Likewise.
14131 * gengtype.c (write_rtx_next): Likewise.
14132 (finish_root_table, write_roots): Likewise.
14133 * gimple.c (gimple_ops_offset_): Likewise.
14134 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14135 * config/arc/arc.c (arc_attribute_table): Likewise.
14136 * config/arm/arm.c (arm_attribute_table): Likewise.
14137 * config/avr/avr.c (avr_attribute_table): Likewise.
14138 * config/crx/crx.c (crx_attribute_table): Likewise.
14139 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14140 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14141 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14142 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14143 * config/sh/sh.c (sh_attribute_table): Likewise.
14144 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14145 * config/spu/spu.c (spu_attribute_table): Likewise.
14146 * config/v850/v850.c (v850_attribute_table): Likewise.
14148 * config/alpha/alpha.c (vms_attribute_table): Make static.
14149 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14150 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14151 * config/mips/mips.c (mips_attribute_table): Likewise.
14153 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14155 (cc1-checksum.o): Likewise.
14157 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14159 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14161 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14163 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14164 insn if it is changing sp. Use gen_add3_insn instead of
14165 conditionally gen_addsi3 and gen_adddi3.
14166 (offset_below_red_zone_p): New static inline function.
14167 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14168 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14169 * config/rs6000/ppc-asm.h: Include auto-host.h.
14170 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14171 CFI_RESTORE): Define.
14172 * config/rs6000/crtresxgpr.asm: Add unwind info.
14173 * config/rs6000/crtresxfpr.asm: Likewise.
14174 * config/rs6000/crtresgpr.asm: Likewise.
14175 * config/rs6000/crtresfpr.asm: Likewise.
14176 * config/rs6000/crtsavgpr.asm: Likewise.
14177 * config/rs6000/crtsavfpr.asm: Likewise.
14179 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14180 argument of DWARF2_FRAME_REG_OUT macros.
14182 2009-06-03 Julian Brown <julian@codesourcery.com>
14184 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14185 words or less (including TImode) in core registers.
14187 2009-06-03 Richard Guenther <rguenther@suse.de>
14189 PR middle-end/40328
14190 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14192 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14194 * statistics.c (statistics_counter_event): Do not record event
14195 in pass dump if its number == -1.
14196 (curr_statistics_hash): Add assert that we never get passes
14197 with static number == -1.
14199 2009-06-03 Richard Guenther <rguenther@suse.de>
14200 Andrey Belevantsev <abel@ispras.ru>
14202 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14203 non-BLKmode arrays addressable.
14205 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14207 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14208 * config/m68k/m68k.h: ... here.
14210 2009-06-03 Martin Jambor <mjambor@suse.cz>
14212 PR tree-optimization/40323
14213 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14216 2009-06-03 Richard Guenther <rguenther@suse.de>
14218 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14221 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14223 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14224 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14225 JUMP_TABLE_DATA_P where applicable.
14226 * config/sh/sh.c: Ditto.
14227 * config/sh/sh.h: Ditto.
14228 * config/sh/sh.md: Ditto.
14229 * config/sh/symbian.c: Ditto.
14231 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14233 * config/i386/driver-i386.c (describe_cache): Optimize
14234 concatenation of strings. Use snprintf instead of sprintf.
14235 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14236 target when not compiling with GCC.
14238 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14240 * config/sh/sh.c: Revert last change.
14241 (sh_expand_epilogue): Emit a blockage insn before the frame
14242 pointer adjustment unconditionally.
14244 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14246 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14247 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14248 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14249 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14250 to COLLECT_GCC_OPTIONS.
14252 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14254 * collect2.c (target_system_root): New variable.
14255 (main): Handle --sysroot=.
14256 (ignore_library): Strip the sysroot from the library path.
14258 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14260 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14261 (collect2.o): Depend on collect2-aix.h.
14262 (collect2-aix.o): New rule.
14263 * collect2-aix.h: New file.
14264 * collect2-aix.c: Likewise.
14265 * collect2.c: Include collect2-aix.h. Don't undefine
14266 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14267 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14268 Use TARGET_AIX_VERSION instead of _AIX51.
14269 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14270 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14271 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14272 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14273 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14275 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14277 * collect2.c (ignore_library): Avoid premature post-increment
14278 and null deference.
14280 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14282 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14283 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14284 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14285 CROSS_DIRECTORY_STRUCTURE too.
14286 (LINK_LIBG_SPEC): Likewise.
14287 (LIB_SPEC): Add %R to sysroot paths.
14288 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14289 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14290 * config/rs6000/aix51.h: As for aix43.h.
14291 * config/rs6000/aix52.h: Likewise.
14292 * config/rs6000/aix53.h: Likewise.
14293 * config/rs6000/aix61.h: Likewise.
14294 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14295 to the beginning of sysroot paths.
14297 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14299 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14300 INSN_LISTs that are out of the REG_NOTE range.
14302 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14304 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14305 (struct var_to_expand): Likewise.
14306 (struct opt_info): Add head and tail for linked lists of the above.
14307 (analyze_insn_to_expand_var): Initialize next.
14308 (analyze_iv_to_split_insn): Likewise.
14309 (analyze_insns_in_loop): Create linked lists.
14310 (allocate_basic_variable): Simplify for use without hash table.
14311 (insert_var_expansion_initialization): Likewise, make it type-safer.
14312 (combine_var_copies_in_loop_exit): Likewise.
14313 (apply_opt_in_copies): Walk lists rather than hash tables.
14314 (release_var_copies): Simplified and inlined by hand into...
14315 (free_opt_info): ... this function.
14317 2009-06-02 Richard Guenther <rguenther@suse.de>
14319 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14322 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14324 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14325 only for builtins that are not overridden.
14327 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14329 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14332 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14334 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14336 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14338 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14340 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14342 * common.opt (fdump-unnumbered-links): New.
14343 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14344 * print-rtl.c (flag_dump_unnumbered_links): New.
14345 (print_rtx): Test it.
14347 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14349 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14350 push/pop multiple to 8-byte alignment.
14352 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14354 * config/i386/i386.c (queued_cfa_restores): New static variable.
14355 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14357 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14358 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14359 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14360 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14361 note unconditionally.
14362 (ix86_emit_restore_regs_using_mov): Likewise.
14363 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14364 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14365 it through to ix86_emit_restore_reg_using_pop.
14366 (ix86_emit_leave): Add RED_OFFSET argument. Call
14367 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14368 instead of adding REG_CFA_OFFSET note unconditionally.
14369 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14370 the above functions. Call ix86_add_queued_cfa_restore_notes when
14373 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14374 force output of the label even for dwarf2out_do_cfi_asm.
14375 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14376 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14377 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14379 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14380 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14381 dwarf2out_cfi_label callers.
14382 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14383 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14384 Adjust dwarf2out_cfi_label callers.
14385 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14387 * config/i386/i386.h (struct machine_cfa_state,
14388 struct machine_function): Guard with ifndef USED_FOR_TARGET
14389 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14392 * emutls.c (__emutls_get_address): Change arr->size to mean number
14393 of allocated arr->data entries instead of # of slots + 1.
14395 PR middle-end/40316
14396 * recog.c (peep2_reinit_state): New function.
14397 (peephole2_init_state): Use it at the end of a basic block and also
14398 when seeing a RTX_FRAME_RELATED_P insn.
14400 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14402 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14403 fixuns_truncrfdi2): New.
14404 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14405 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14406 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14407 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14408 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14409 *recip_approx): Remove.
14410 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14411 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14412 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14414 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14417 2009-06-01 Ian Lance Taylor <iant@google.com>
14419 * attribs.c (register_attribute): Use CONST_CAST.
14420 * collect2.c (main): Use CONST_CAST2.
14421 (scan_prog_file): Likewise.
14422 * gcc.c (process_command, main): Likewise.
14423 * toplev.c (toplev_main): Likewise.
14425 * c-typeck.c (handle_warn_cast_qual): New static function,
14426 partially broken out of build_c_cast.
14427 (build_c_cast): Call handle_warn_cast_qual.
14428 * doc/invoke.texi (Warning Options): Document new effect of
14431 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14433 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14434 (diagnostic_report_current_module): Print columns.
14435 * common.opt (flag_show_column): Enable by default.
14437 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14439 * alias.c (find_base_term): Check for NULL term before returning.
14441 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14443 Revert due to PR40320:
14444 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14445 * calls.c (emit_library_call_value_1): Don't force_operand for move
14448 2009-06-01 Olivier Hainque <hainque@adacore.com>
14449 Eric Botcazou <ebotcazou@adacore.com>
14451 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14452 to be processed as a bitfield for constructor output purposes.
14453 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14455 * varasm.c (oc_local_state): New type, output_constructor
14456 local state to support communication with helpers.
14457 (oc_outer_state): New type, output_constructor outer state of
14458 relevance in recursive calls.
14459 (output_constructor_array_range): New output_constructor helper,
14460 extracted code for an array range element.
14461 (output_constructor_regular_field): New output_constructor helper,
14462 extracted code for an element that is not a bitfield.
14463 (output_constructor_bitfield): New output_constructor helper,
14464 extracted code for a bitfield element. Accept an OUTER state
14465 argument for recursive processing. Recurse on record or array
14466 CONSTRUCTOR values, possibly past noop conversions.
14467 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14468 VALUE is a valid constant-valued expression for use in a static
14469 bit-field initializer.
14470 (output_constructor): Rework to use helpers. Accept and honor an
14471 OUTER state argument for recursive calls. Return total size. Be
14472 prepared for nested constructors initializing bitfields.
14473 (output_constant): Feed OUTER in calls to output_constructor.
14475 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14477 * calls.c (emit_library_call_value_1): Don't force_operand for move
14480 2009-06-01 Nick Clifton <nickc@redhat.com>
14482 * doc/invoke.texi (IA-64 Options): Fix typo.
14484 2009-06-01 Ira Rosen <irar@il.ibm.com>
14486 PR tree-optimization/39129
14487 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14489 (vect_do_peeling_for_loop_bound): Use
14490 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14491 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14492 (vect_loop_versioning): Likewise.
14493 (vect_create_cond_for_alias_checks): Fix indentation.
14494 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14496 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14497 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14498 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14499 "control flow in loop".
14500 (vect_estimate_min_profitable_iters): Use
14501 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14502 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14503 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14504 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14505 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14506 statement belongs to a group of strided accesses with the exact code
14508 (vectorizable_load): Likewise.
14509 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14510 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14512 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14514 * config/freebsd-stdint.h: New file.
14515 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14516 Add freebsd-stdint.h to tm_file.
14518 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14520 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14521 (thumb2_extendhidi2): Likewise.
14523 2009-05-31 Ian Lance Taylor <iant@google.com>
14525 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14527 2009-05-31 Ian Lance Taylor <iant@google.com>
14529 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14530 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14531 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14533 2009-05-31 Jason Merrill <jason@redhat.com>
14535 * tree-pretty-print.c (print_call_name): Take the callee, not the
14536 call itself. Make non-static. Use dump_function_name for functions.
14537 (dump_generic_node): Adjust.
14538 * diagnostic.h: Declare print_call_name.
14539 * gimple-pretty-print.c (dump_gimple_call): Use it.
14541 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14543 * config/sh/sh.md (ashldi3_std): New define_expand.
14546 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14549 * config/sh/sh.c: Include debug.h.
14550 (sh_expand_epilogue): Emit a blockage insn before the frame
14551 pointer adjustment also when dwarf2out_do_frame returns true.
14553 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14555 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14556 (thumb2_extendqidi2): New pattern.
14558 2009-05-31 Ira Rosen <irar@il.ibm.com>
14560 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14561 mark phis for renaming.
14562 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14563 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14564 Call mark_sym_for_renaming.
14565 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14566 * tree-vect-loop.c (vect_transform_loop): Remove
14567 vect_memsyms_to_rename initialization and a call to
14568 mark_set_for_renaming.
14570 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14572 PR middle-end/40304
14573 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14574 frame related even if !set_cfa && style < 0.
14576 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14578 * config/i386/mingw-tls.c: New file.
14579 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14580 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14581 defining _WIN32 but not __CYGWIN__.
14583 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14585 * configure.ac: Add MPC support.
14587 * config.in, configure: Regenerate.
14589 2009-05-29 Richard Henderson <rth@redhat.com>
14591 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14592 NOTE_INSN_BASIC_BLOCK.
14593 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14594 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14595 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14597 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14599 (add_cfi): Disable check redefining cfa away from drap.
14600 (lookup_cfa_1): Add remember argument; handle remember/restore.
14601 (lookup_cfa): Pass remember argument.
14602 (cfa_remember): New.
14603 (compute_barrier_args_size_1): Remove sibcall check.
14604 (dwarf2out_frame_debug_def_cfa): New.
14605 (dwarf2out_frame_debug_adjust_cfa): New.
14606 (dwarf2out_frame_debug_cfa_offset): New.
14607 (dwarf2out_frame_debug_cfa_register): New.
14608 (dwarf2out_frame_debug_cfa_restore): New.
14609 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14610 (dwarf2out_begin_epilogue): New.
14611 (dwarf2out_frame_debug_restore_state): New.
14612 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14613 DW_CFA_restore_state.
14614 (output_cfi_directive): Likewise.
14615 (convert_cfa_to_fb_loc_list): Likewise.
14616 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14617 * dwarf2out.h: Update.
14618 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14619 (copy_insn_1): Early out for null.
14620 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14621 and dwarf2out_frame_debug_restore_state.
14622 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14623 (prologue_insn_hash, epilogue_insn_hash): New.
14624 (free_after_compilation): Adjust freeing accordingly.
14625 (record_insns): Create hash table if needed; push insns into
14626 hash instead of array.
14627 (maybe_copy_epilogue_insn): New.
14628 (contains): Search hash table instead of array.
14629 (sibcall_epilogue_contains): Remove.
14630 (thread_prologue_and_epilogue_insns): Split eh_return insns
14631 and mark them as epilogues.
14632 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14633 scanning in terms of basic blocks.
14634 * insn-notes.def (CFA_RESTORE_STATE): New.
14635 * jump.c (returnjump_p_1): Accept EH_RETURN.
14636 (eh_returnjump_p_1, eh_returnjump_p): New.
14637 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14638 CFA_REGISTER, CFA_RESTORE): New.
14639 * rtl.def (EH_RETURN): New.
14640 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14642 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14643 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14645 * config/i386/i386.c (gen_push): Update cfa state.
14646 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14647 add a CFA_ADJUST_CFA note.
14648 (ix86_dwarf_handle_frame_unspec): Remove.
14649 (ix86_expand_prologue): Update cfa state.
14650 (ix86_emit_restore_reg_using_pop): New.
14651 (ix86_emit_restore_regs_using_pop): New.
14652 (ix86_emit_leave): New.
14653 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14654 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14655 * config/i386/i386.h (struct machine_cfa_state): New.
14656 (ix86_cfa_state): New.
14657 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14658 (eh_return_internal): Merge from eh_return_<mode>,
14659 use eh_return rtx, split w/ epilogue.
14661 2009-05-29 Ian Lance Taylor <iant@google.com>
14663 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14665 * calls.c (emit_library_call_value_1): Likewise.
14667 * c-typeck.c (c_build_va_arg): New function.
14668 * c-tree.h (c_build_va_arg): Declare.
14669 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14670 instead of build_va_arg.
14672 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14674 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14675 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14676 (ptr_difference_cost): Use affine combinations to compute it.
14677 (difference_cost): Likewise.
14678 (get_computation_cost_at): Compute more accurate cost for addresses
14679 if the ratio is a multiplier allowed in addresses.
14680 For non-addresses, consider that an additional offset or symbol is
14683 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14685 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14686 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14688 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14689 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14690 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14692 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14693 to 1 for TYPE_SSE{IADD1,CVT1}.
14694 (prefix_vex_imm8): Removed.
14695 (length_vex): Only pass 1 as second argument to
14696 ix86_attr_length_vex_default if prefix_extra is 0.
14697 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14698 (length): For prefix vex computation use length_immediate
14699 attribute instead of prefix_vex_imm8.
14700 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14701 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14702 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14703 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14704 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14705 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14706 a space in between the operands.
14707 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14708 if one operand is 0xff and the other one si, di, bp or sp.
14709 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14710 other one si, di, bp or sp.
14711 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14712 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14713 type and mode attributes.
14714 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14715 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14716 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14717 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14718 prefix_data16 attribute iff MODE_DF.
14719 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14720 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14721 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14722 constm128_operand in length_immediate computation.
14723 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14724 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14725 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14726 length_immediate attribute to 1.
14727 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14728 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14729 for certain alternatives.
14730 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14731 prefix_data16 attribute if MODE_V1DF.
14732 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14733 length_immediate to 1.
14734 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14735 length_address to 4, set mode attribute to MODE_DI.
14736 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14737 (fxam<mode>2_i387): Set length attribute to 4.
14738 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14739 *prefetch_3dnow_rex): Override length_address attribute.
14740 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14742 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14743 (constm128_operand): Removed.
14744 * config/i386/i386.c (memory_address_length): For
14745 disp && !index && !base in 64-bit mode account for SIB byte if
14746 print_operand_address can't optimize disp32 into disp32(%rip)
14747 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14748 for fs: or gs: segment.
14749 (ix86_attr_length_immediate_default): When checking if shortform
14750 is possible, truncate immediate to the length of the non-shortened
14752 (ix86_attr_length_address_default): Ignore MEM_P operands
14754 (ix86_attr_length_vex_default): Only check for DImode on
14755 GENERAL_REG_P operands.
14756 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14757 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14758 (sse_cvttps2pi): Clear prefix_rep attribute.
14759 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14761 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14762 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14763 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14764 iff operand 2 is const_int_operand.
14765 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14766 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14767 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14769 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14771 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14772 prefix_data16 attribute for movlpd and movhpd instructions.
14773 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14774 length_immediate for shufpd instruction.
14775 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14776 (avx_cmpp<avxmodesuffixf2c><mode>3,
14777 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14778 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14779 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14780 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14781 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14782 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14783 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14784 prefix_data16 attribute for the first alternative to 1.
14785 (*avx_loadlps): Override length_immediate for the first alternative.
14786 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14787 attributes for second alternative.
14788 (*vec_concatv2sf_sse4_1): Override length_immediate and
14789 prefix_data16 attributes for second alternative.
14790 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14791 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14792 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14793 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14794 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14795 prefix_data16 and length_immediate to 1.
14796 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14798 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14799 prefix_extra attribute for variants that don't have 0f prefix alone.
14800 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14801 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14802 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14803 *sse4_1_pextrd): Set length_immediate to 1.
14804 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14805 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14807 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14808 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14809 length_immediate to 1 for second alternative.
14810 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14811 prefix_extra and length_immediate attributes for the first
14813 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14815 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14816 to 1 for the first and third alternative.
14817 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14819 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14821 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14823 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14824 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14825 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14826 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14827 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14828 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14829 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14830 ssse3_psign<mode>3): Override prefix_rex attribute.
14831 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14832 (ssse3_palignrti): Override length_immediate to 1.
14833 (ssse3_palignrdi): Override length_immediate to 1, override
14834 prefix_rex attribute.
14835 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14836 (sse4a_extrqi): Override length_immediate to 2.
14837 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14838 (sse4a_insertq): Override prefix_data16 to 0.
14839 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14840 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14841 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14842 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14843 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14844 and length_immediate to 1.
14845 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14846 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14847 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14848 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14849 and length_immediate to 1.
14850 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14851 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14852 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14853 avx_ptest256): Override prefix_extra to 1.
14854 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14855 Override prefix_data16 and length_immediate to 1.
14856 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14857 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14858 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14859 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14860 prefix_data16 to 0 and prefix_extra to 2.
14861 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14862 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14864 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14865 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14866 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14867 and prefix_extra to 2.
14868 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14869 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14870 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14871 avx_vpermilvar<mode>3,
14872 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14873 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14874 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14875 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14876 Override prefix_extra to 1.
14877 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14878 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14879 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14880 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14881 prefix_extra and length_immediate to 1.
14882 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14884 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14885 to 1 for the first alternative.
14886 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14887 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14889 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14890 *movv2sf_internal_avx, *movv2sf_internal): Override
14891 prefix_rep attribute for certain alternatives.
14892 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14893 attributes for certain alternatives.
14894 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14895 attributes for certain alternatives.
14896 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14897 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14898 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14899 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14900 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14901 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14902 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14903 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14904 length_immediate to 1 if operand 2 is const_int_operand.
14905 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14906 *vec_extractv2si_1): Set length_immediate attribute to 1.
14907 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14908 using old 3DNOW insn rather than SSE/3DNOW_A.
14909 (mmx_emms, mmx_femms): Clear modrm attribute.
14911 2009-05-29 Martin Jambor <mjambor@suse.cz>
14913 * tree-sra.c: New implementation of SRA.
14915 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14916 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14917 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14918 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14919 (SRA_MAX_STRUCTURE_COUNT): Removed.
14920 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14921 * doc/invoke.texi (sra-max-structure-size): Removed.
14922 (sra-field-structure-ratio): Removed.
14924 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14926 PR middle-end/40291
14927 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14930 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14932 PR rtl-optimization/40101
14933 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14934 seqno. Adjust comment.
14935 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14936 inserting bookkeeping before a jump, the jump is not scheduled.
14937 When no positive seqno found, provide a value. Add comment.
14939 2009-05-29 Richard Guenther <rguenther@suse.de>
14941 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14942 short-cutting on the first component.
14944 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14946 PR middle-end/39958
14947 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14948 for trees other than decls/types.
14950 2009-05-29 Richard Guenther <rguenther@suse.de>
14952 * tree-ssa-operands.c (get_expr_operands): Do not handle
14953 INDIRECT_REFs in the handled-component case. Remove
14954 unused get_ref_base_and_extent case.
14955 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14956 tree_low_cst and host_integerp where possible.
14957 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14958 codes for equivalence.
14959 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14961 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14963 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14964 to tmake_file for i[34567]86-*-cygwin*.
14966 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14969 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14970 (altivec_categorize_keyword, init_vector_keywords,
14971 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14974 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14976 * tree.c (handle_dll_attribute): Check if node is
14977 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14979 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14981 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14983 (thumb2_zero_extendqidi2): Likewise.
14985 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14987 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14988 instead of gen_movrt.
14989 * config/sh/sh.md (movrt): Remove.
14991 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14993 * doc/invoke.texi (IA-64 Options):
14994 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14995 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14996 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14997 -msched-prefer-non-control-spec-insns,
14998 -msched-stop-bits-after-every-cycle,
14999 -msched-count-spec-in-critical-path,
15000 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15001 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15002 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15003 and -msched-spec-verbose.
15005 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15007 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15008 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15010 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15012 2009-05-28 Richard Guenther <rguenther@suse.de>
15014 * tree-ssa-alias.c (ao_ref_init): New function.
15015 (ao_ref_base): Likewise.
15016 (ao_ref_base_alias_set): Likewise.
15017 (ao_ref_alias_set): Likewise.
15018 (refs_may_alias_p_1): Change signature.
15019 (refs_may_alias_p): Adjust.
15020 (refs_anti_dependent_p): Likewise.
15021 (refs_output_dependent_p): Likewise.
15022 (call_may_clobber_ref_p_1): Change signature.
15023 (call_may_clobber_ref_p): Adjust.
15024 (stmt_may_clobber_ref_p_1): New function split out from ...
15025 (stmt_may_clobber_ref_p): ... here.
15026 (maybe_skip_until): Adjust signature.
15027 (get_continuation_for_phi): Likewise.
15028 (walk_non_aliased_vuses): Likewise.
15029 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15030 (ao_ref_init): Declare.
15031 (ao_ref_base): Likewise.
15032 (ao_ref_alias_set): Likewise.
15033 (stmt_may_clobber_ref_p_1): Likewise.
15034 (walk_non_aliased_vuses): Adjust.
15035 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15036 (get_ref_from_reference_ops): remove.
15037 (vn_reference_lookup_2): Adjust signature.
15038 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15039 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15040 (vn_reference_lookup): Adjust.
15041 (vn_reference_insert): Likewise.
15042 (vn_reference_insert_pieces): Adjust signature.
15043 (visit_reference_op_call): Adjust.
15044 * tree-ssa-pre.c (get_expr_type): Simplify.
15045 (phi_translate_1): Adjust.
15046 (compute_avail): Likewise.
15047 (translate_vuse_through_block): Do not re-build trees.
15048 (value_dies_in_block_x): Likewise.
15049 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15051 (vn_reference_lookup_pieces): Adjust declaration.
15052 (vn_reference_insert_pieces): Likewise.
15054 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15056 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15057 with checking disabled.
15059 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15063 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15064 macro definition for support of three-operand format aligned
15065 .comm directive in assembler on cygwin/pe/mingw target OS.
15066 * configure: Regenerate.
15067 * config.h: Regenerate.
15069 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15070 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15071 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15073 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15074 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15076 2009-05-28 Ira Rosen <irar@il.ibm.com>
15078 PR tree-optimization/40254
15079 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15080 in analysis of basic blocks.
15082 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15084 PR middle-end/33699
15085 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15086 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15087 (TARGET_INITIALIZER): Use it.
15088 * cse.c (CHEAPER): Move it up to the other macros.
15089 (insert): Rename this ...
15090 (insert_with_costs): ... to this. Add cost parameters. Update
15092 (insert): New function. Call insert_with_costs.
15093 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15094 find_reg_offset_for_const, try_const_anchors): New functions.
15095 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15096 when using a const-anchor. Call insert_const_anchors.
15097 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15098 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15100 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15102 * tree-inline.c (remap_decls): Enable nonlocalized variables
15103 when not optimizing.
15105 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15107 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15108 Simplify other tests involving optimize.
15110 2009-05-27 Tom Tromey <tromey@redhat.com>
15112 * unwind-dw2.c (_Unwind_DebugHook): New function.
15113 (uw_install_context): Call _Unwind_DebugHook.
15115 2009-05-27 Tom Tromey <tromey@redhat.com>
15117 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15119 2009-05-27 Ian Lance Taylor <iant@google.com>
15121 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15122 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15123 (ALL_LINKERFLAGS): Define.
15124 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15125 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15126 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15127 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15128 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15129 $(LINKER_FOR_BUILD).
15130 (build/gcov-iov$(build_exeext)): Likewise.
15132 2009-05-27 Julian Brown <julian@codesourcery.com>
15134 * gcse.c (target.h): Include.
15135 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15136 copy of argument to a pseudo register.
15138 2009-05-27 Diego Novillo <dnovillo@google.com>
15140 * tree-ssa-live.c (dump_scope_block): Document arguments.
15141 (dump_scope_blocks): Document.
15142 (debug_scope_blocks): New.
15143 * tree-flow.h (debug_scope_blocks): Declare.
15145 2009-05-21 Denis Chertykov <denisc@overta.ru>
15147 * doc/contrib.texi (Contributors): Add myself to the list.
15149 2009-05-27 Olivier Hainque <hainque@adacore.com>
15151 * expr.c (target_align): New function. Alignment the TARGET of an
15152 assignment may be assume to have.
15153 (highest_pow2_factor_for_target): Use it instead of relying on
15154 immediate tree attributes of TARGET, not necessarily honored when
15155 intermediate bitfields are involved.
15157 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15160 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15161 AVX, SSE4, AES, PCLMUL and POPCNT.
15163 2009-05-27 Diego Novillo <dnovillo@google.com>
15165 * tree-pretty-print.c (dump_location): New.
15166 (dump_generic_node): Call it.
15167 Factor code to handle BLOCK nodes ...
15168 (dump_block_node): ... here.
15170 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15172 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15174 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15176 * gcc-plugin.h: Include config.h and system.h.
15177 (IN_GCC): Define if not defined.
15179 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15181 PR middle-end/40249
15182 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15185 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15187 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15189 * config/m32r/m32r.h: Ditto.
15190 * config/m32r/m32r.md: Ditto.
15191 * config/m32r/predicates.md: Ditto.
15193 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15195 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15197 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15200 (Loading plugins): typo.
15201 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15202 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15203 (Interacting with the GCC Garbage Collector): Added new section.
15204 (Giving information about a plugin): Added new section for
15206 * ggc.h (ggc_register_root_tab): Added declaration.
15207 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15208 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15209 (register_callback): Improved comment in declaration.
15210 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15211 (extra_root_vec) Added static variable for dynamic roots registration.
15212 (ggc_register_root_tab) Added new routine.
15213 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15214 PLUGIN_GGC_MARKING event.
15215 * ggc-zone.c: Include plugin.h.
15216 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15217 * ggc-page.c: Include plugin.h.
15218 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15219 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15220 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15221 (register_callback): check lack of callbacks for
15222 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15223 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15224 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15225 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15226 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15227 dependency on plugin.h.
15228 (plugin.o): Added dependency on ggc.h...
15230 2009-05-26 Richard Guenther <rguenther@suse.de>
15232 PR middle-end/40248
15234 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15235 with mismatched comparison modes.
15237 * expr.c (expand_expr_real_1): Expand the operand of a
15238 VIEW_CONVERT_EXPR in its natural mode.
15240 2009-05-26 Ian Lance Taylor <iant@google.com>
15242 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15243 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15244 (ALL_COMPILERFLAGS): Define.
15245 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15246 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15247 (collect2$(exeext), collect2.o): Likewise.
15248 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15249 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15250 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15251 (libbackend.o, intl.o, cppdefault.o): Likewise.
15252 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15253 (build/%.o): Use $(COMPILER_FOR_BUILD).
15254 (build/gen%$(build_exeext)): Likewise.
15255 (build/gcov-iov$(build_exeext)): LIkewise.
15256 * config/t-darwin (darwin.o): Use $(COMPILER).
15257 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15258 * config/t-sol2 (sol2-c.o): Likewise.
15259 (sol2.o): Likewise.
15260 * config/t-vxworks (vxworks.o): Likewise.
15261 * config/x-darwin (host-darwin.o): Likewise.
15262 * config/x-hpux (host-hpux.o): Likewise.
15263 * config/x-linux (host-linux.o): Likewise.
15264 * config/x-solaris (host-solaris.o): Likewise.
15265 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15266 * config/arm/t-arm (arm-c.o): Likewise.
15267 * config/arm/t-pe (pe.o): Likewise.
15268 * config/arm/t-wince-pe (pe.o): Likewise.
15269 * config/i386/t-cygming (winnt.o): Likewise.
15270 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15271 * config/i386/t-cygwin (cygwin1.o): Likewise.
15272 (cygwin2.o): Likewise.
15273 * config/i386/t-i386 (i386-c.o): Likewise.
15274 * config/i386/t-interix (winnt.o): Likewise.
15275 * config/i386/t-netware (netware.o): Likewise.
15276 * config/i386/t-nwld (nwld.o): Likewise.
15277 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15278 * config/i386/x-i386 (driver-i386.o): Likewise.
15279 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15280 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15281 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15282 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15283 * config/mips/x-native (driver-native.o): Likewise.
15284 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15285 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15286 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15287 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15288 * config/score/t-score-elf (score7.o): Likewise.
15289 (score3.o): Likewise.
15290 * config/sh/t-sh (sh-c.o): Likewise.
15291 * config/sh/t-symbian (sh-c.o): Likewise.
15292 (symbian.o): Likewise.
15293 * config/spu/t-spu-elf (spu-c.o): Likewise.
15294 * config/v850/t-v850 (v850-c.o): Likewise.
15295 * config/v850/t-v850e (v850-c.o): Likewise.
15297 2009-05-26 Richard Guenther <rguenther@suse.de>
15299 PR tree-optimization/40122
15300 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15301 VECTOR_CSTs if possible.
15302 (fold_gimple_assign): Likewise.
15304 2009-05-26 Richard Guenther <rguenther@suse.de>
15306 PR middle-end/40252
15307 * fold-const.c (fold_binary): Use the correct types for building
15310 2009-05-26 Richard Guenther <rguenther@suse.de>
15312 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15313 redundant calls to merge_alias_info.
15314 (bump_vector_ptr): Likewise.
15315 * tree-ssa-copy.c (merge_alias_info): Remove.
15316 (replace_exp_1): Remove call to merge_alias_info.
15317 (propagate_tree_value): Likewise.
15318 (fini_copy_prop): Propagate points-to info.
15319 * tree-flow.h (merge_alias_info): Remove.
15321 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15323 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15325 2009-05-25 Jan Hubicka <jh@suse.cz>
15327 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15328 * cgraph.h (struct inline_summary): New filed self_wize,
15329 size_inlining_benefit, self_time and time_inlining_benefit.
15330 (struct cgraph_global_info): Replace insns by time ans size fields.
15331 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15332 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15333 (ipcp_update_callgraph): Do not touch function bodies.
15334 * ipa-inline.c: Include except.h
15335 (MAX_TIME): New constant.
15336 (overall_insns): Remove.
15337 (leaf_node_p): New.
15338 (overall_size, max_benefit): New static variables.
15339 (cgraph_estimate_time_after_inlining): New function.
15340 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15341 (cgraph_clone_inlined_nodes): Update size.
15342 (cgraph_mark_inline_edge): Update size.
15343 (cgraph_estimate_growth): Use size info.
15344 (cgraph_check_inline_limits): Check size.
15345 (cgraph_default_inline_p): Likewise.
15346 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15347 (cgraph_decide_recursive_inlining): Check size.
15348 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15350 (cgraph_decide_inlining): Likewise.
15351 (cgraph_decide_inlining_incrementally): Likewise; honor
15352 PARAM_EARLY_INLINING_INSNS.
15353 (likely_eliminated_by_inlining_p): New predicate.
15354 (estimate_function_body_sizes): New function.
15355 (compute_inline_parameters): Use it.
15356 * except.c (must_not_throw_labels): New function.
15357 * except.h (must_not_throw_labels): Declare.
15358 * tree-inline.c (init_inline_once): Kill inlining_weigths
15359 * tree-ssa-structalias.c: Avoid uninitialized warning.
15360 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15361 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15362 (PARAM_INLINE_CALL_COST): Remove.
15363 (PARAM_EARLY_INLINING_INSNS): New.
15365 2009-05-25 Richard Guenther <rguenther@suse.de>
15367 PR tree-optimization/36327
15368 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15369 callback for reference translation or lookup at the point of may-defs.
15370 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15371 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15372 for union COMPONENT_REFs.
15373 (vn_reference_lookup_3): New callback. Lookup from memset
15374 and CONSTRUCTOR assignment, translate through struct copies.
15375 (vn_reference_lookup_pieces): Make sure to not free the
15376 passed operands array. Adjust walk_non_aliased_vuses call.
15377 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15378 make sure we do not leak memory.
15380 2009-05-25 Richard Guenther <rguenther@suse.de>
15382 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15383 * tree-inline.c (expand_call_inline): Reset the escaped and
15384 callused solutions.
15385 * tree-ssa-structalias.c (pass_build_ealias): New.
15386 * tree-pass.h (pass_build_ealias): Declare.
15387 * passes.c (init_optimization_passes): Add PTA during
15388 early optimizations.
15389 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15390 and CALLUSED solutions.
15391 (dump_points_to_solution): New function, split out from ...
15392 (dump_points_to_info_for): ... here.
15393 * tree-parloops.c (parallelize_loops): Reset the escaped and
15394 callused solutions.
15396 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15399 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15400 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15402 2009-05-25 Ira Rosen <irar@il.ibm.com>
15404 PR tree-optimization/40238
15405 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15406 statements after basic block's labels.
15407 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15408 to free the allocated memory.
15410 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15412 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15413 return address with a USE.
15415 2009-05-24 Richard Guenther <rguenther@suse.de>
15417 PR middle-end/40233
15418 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15419 array type from the main variant of the inner type.
15421 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15423 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15424 definition to bool (from int) to un-break build.
15425 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15427 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15429 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15430 discard_stmt_changes): Delete.
15431 * tree-ssa-operands.c (scb_stack): Delete.
15432 (init_ssa_operands): Do not initialize it.
15433 (fini_ssa_operands): Do not free it.
15434 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15436 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15437 update_stmt, remove the others. Fix comments.
15438 * tree-dfa.c (optimize_stack_restore): Likewise.
15439 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15440 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15441 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15442 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15444 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15445 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15446 (dom_opt_finalize_block): Likewise, adjusting access to
15448 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15449 (stmts_to_rescan): Change item type to gimple.
15450 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15452 2009-05-24 Ira Rosen <irar@il.ibm.com>
15454 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15455 * tree-pass.h (pass_slp_vectorize): New pass.
15456 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15457 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15458 * tree-vectorizer.c (timevar.h): Include.
15459 (user_vect_verbosity_level): Declare.
15460 (vect_location): Fix comment.
15461 (vect_set_verbosity_level): Update user_vect_verbosity_level
15462 instead of vect_verbosity_level.
15463 (vect_set_dump_settings): Add an argument. Ignore user defined
15464 verbosity if dump flags require higher level of verbosity. Print to
15465 stderr only for loop vectorization.
15466 (vectorize_loops): Update call to vect_set_dump_settings.
15467 (execute_vect_slp): New function.
15468 (gate_vect_slp): Likewise.
15469 (struct gimple_opt_pass pass_slp_vectorize): New.
15470 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15471 access its members.
15472 (vec_info_for_bb): New function.
15473 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15474 (VECTORIZATION_ENABLED): New macro.
15475 (SLP_ENABLED, SLP_DISABLED): Likewise.
15476 (vect_is_simple_use): Add bb_vec_info argument.
15477 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15478 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15479 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15480 vect_schedule_slp, vect_analyze_slp): Likewise.
15481 (vect_analyze_stmt): Add slp_tree argument.
15482 (find_bb_location): Declare.
15483 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15484 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15485 (vect_analyze_loop_operations, vect_analyze_loop,
15486 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15487 vect_finalize_reduction, vectorizable_reduction,
15488 vectorizable_live_operation, vect_transform_loop): Likewise.
15489 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15490 skip evolution analysis if analyzing a basic block.
15491 (dr_analyze_indices): Likewise.
15492 (initialize_data_dependence_relation): Skip the test whether the
15493 object is invariant for basic blocks.
15494 (compute_all_dependences): Skip dependence analysis for data
15495 references in basic blocks.
15496 (find_data_references_in_stmt): Don't fail in case of invariant
15497 access in basic block.
15498 (find_data_references_in_bb): New function.
15499 (find_data_references_in_loop): Move code to
15500 find_data_references_in_bb and add a call to it.
15501 (compute_data_dependences_for_bb): New function.
15502 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15503 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15505 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15506 unknown dependence in basic block and fail in case of dependence in
15508 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15509 dependence instances from either loop or basic block vectorization
15511 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15512 before calling nested_in_vect_loop_p.
15513 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15514 dependence instances from either loop or basic block vectorization
15516 (vect_verify_datarefs_alignment): Likewise.
15517 (vect_enhance_data_refs_alignment): Adjust function calls.
15518 (vect_analyze_data_refs_alignment): Likewise.
15519 (vect_analyze_group_access): Fix printing. Skip different checks if
15520 DR_STEP is 0. Keep strided stores either in loop or basic block
15521 vectorization data structure. Fix indentation.
15522 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15524 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15525 dependence instances from either loop or basic block vectorization
15527 (vect_analyze_data_refs): Update comment. Call
15528 compute_data_dependences_for_bb to analyze basic blocks.
15529 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15530 case of loop vectorization. In case of basic block vectorization use
15531 data-ref itself as a base.
15532 (vect_create_data_ref_ptr): In case of basic block vectorization:
15533 don't advance the pointer, add new statements before the current
15534 statement. Adjust function calls.
15535 (vect_supportable_dr_alignment): Support only aligned accesses in
15536 basic block vectorization.
15537 * common.opt (ftree-slp-vectorize): New flag.
15538 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15539 (vect_pattern_recog_1): Likewise.
15540 * tree-vect-stmts.c (process_use): Likewise.
15541 (vect_init_vector): Add new statements in the beginning of the basic
15542 block in case of basic block SLP.
15543 (vect_get_vec_def_for_operand): Adjust function calls.
15544 (vect_finish_stmt_generation): Likewise.
15545 (vectorizable_call): Add assert that it is loop vectorization, adjust
15547 (vectorizable_conversion, vectorizable_assignment): Likewise.
15548 (vectorizable_operation): In case of basic block SLP, take
15549 vectorization factor from statement's type and skip the relevance
15550 check. Adjust function calls.
15551 (vectorizable_type_demotion): Add assert that it is loop
15552 vectorization, adjust function calls.
15553 (vectorizable_type_promotion): Likewise.
15554 (vectorizable_store): Check for outer loop only in case of loop
15555 vectorization. Adjust function calls. For basic blocks, skip the
15556 relevance check and don't advance pointers.
15557 (vectorizable_load): Likewise.
15558 (vectorizable_condition): Add assert that it is loop vectorization,
15559 adjust function calls.
15560 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15561 that it is not reduction, get vector type, call only supported
15562 functions, skip loop specific parts.
15563 (vect_transform_stmt): Check for outer loop only in case of loop
15565 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15566 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15567 for external definition.
15568 * passes.c (pass_slp_vectorize): New pass.
15569 * tree-vect-slp.c (find_bb_location): New function.
15570 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15571 check for patterns only in loops.
15572 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15573 case of multiple types in basic block SLP.
15574 (vect_mark_slp_stmts_relevant): New function.
15575 (vect_supported_load_permutation_p): Fix comment.
15576 (vect_analyze_slp_instance): Add argument. In case of basic block
15577 SLP, take vectorization factor from statement's type, check that
15578 unrolling factor is 1. Adjust function call. Save SLP instance in
15579 either loop or basic block vectorization structure. Return FALSE,
15581 (vect_analyze_slp): Add argument. Get strided stores groups from
15582 either loop or basic block vectorization structure. Return FALSE
15583 if basic block SLP failed.
15584 (new_bb_vec_info): New function.
15585 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15586 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15587 (vect_schedule_slp): Add argument. Get SLP instances from either
15588 loop or basic block vectorization structure. Set vectorization factor
15589 to be 1 for basic block SLP.
15590 (vect_slp_transform_bb): New function.
15591 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15593 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15595 * final.c (shorten_branches): Do not align labels for jump tables.
15596 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15598 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15600 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15601 Remove outdated reference to flow.c and fix nits.
15602 * doc/gccint.texi: Tweak RTL description.
15603 * doc/rtl.texi: Likewise.
15605 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15607 * config/avr/avr.c: Change my email address.
15608 * config/avr/avr.h: Likewise.
15609 * config/avr/avr.md: Likewise.
15610 * config/avr/avr-protos.h: Likewise.
15611 * config/avr/libgcc.S: Likewise.
15613 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15615 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15616 (spu_split_load, spu_split_store): Change return type to int.
15617 (spu_split_convert): Declare.
15618 * config/spu/predicates.md (spu_mem_operand): Remove.
15619 (spu_mov_operand): Update.
15620 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15621 * config/spu/spu.c (regno_aligned_for_load): Remove.
15622 (reg_aligned_for_addr, spu_expand_load): Define.
15623 (spu_expand_extv): Reimplement and handle MEM.
15624 (spu_expand_insv): Handle MEM.
15625 (spu_sched_reorder): Handle insn's with length 0.
15626 (spu_legitimate_address_p): Reimplement.
15627 (store_with_one_insn_p): Return TRUE for any mode with size
15628 larger than 16 bytes.
15629 (address_needs_split): Define.
15630 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15632 (spu_convert_move): Define.
15633 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15634 (spu_split_store): Change all MEM's to TImode.
15635 (spu_init_expanders): Preallocate registers that correspond to
15636 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15638 (spu_split_convert): Define.
15639 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15640 (_move<mode>, _movdi, _movti): Update predicate and condition.
15641 (load, store): Change to define_split.
15642 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15644 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15645 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15646 define_insn_and_split of lshr<mode>3.
15647 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15648 (<v>ashr<mode>3_imm): Define.
15649 (extv, extzv, insv): Allow MEM operands.
15650 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15651 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15652 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15653 (_spu_convert2): Change to define_insn_and_split and remove the
15654 corresponding define_peephole2.
15655 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15656 Change predicates to memory_operand.
15658 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15660 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15662 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15664 PR tree-optimization/40219
15665 * tree.c (iterative_hash_expr): Make sure the builtin function is
15666 a normal builtin function and not a front end or back end builtin
15667 before indexing into the built_in_decls array.
15669 2009-05-22 Richard Guenther <rguenther@suse.de>
15671 PR middle-end/38964
15672 * alias.c (write_dependence_p): Do not use TBAA for answering
15673 anti-dependence or output-dependence.
15674 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15675 (emit_pointer_definition): Remove.
15676 (emit_alias_warning): Likewise.
15677 (find_what_var_points_to): Remove TBAA pruning code.
15678 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15680 (compute_points_to_sets): Remove code computing the set of
15681 dereferenced pointers.
15682 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15683 oracle for querying anti and output dependencies.
15684 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15685 if TBAA may be applied.
15686 (refs_anti_dependent_p): New function.
15687 (refs_output_dependent_p): Likewise.
15688 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15689 (refs_output_dependent_p): Likewise.
15690 * doc/tree-ssa.texi (Memory model): New section.
15691 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15692 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15693 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15694 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15695 * expr.c (expand_expr_real_1): Likewise.
15696 * gimple-low.c (lower_stmt): Likewise.
15697 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15698 (dump_gimple_cdt): Remove.
15699 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15700 (gimple_size): Likewise.
15701 (walk_gimple_op): Likewise.
15702 (is_gimple_stmt): Likewise.
15703 (walk_stmt_load_store_addr_ops): Likewise.
15704 (gimple_build_cdt): Remove.
15705 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15706 * gimple.h (gimple_cdt_new_type): Remove.
15707 (gimple_cdt_new_type_ptr): Likewise.
15708 (gimple_cdt_set_new_type): Likewise.
15709 (gimple_cdt_location): Likewise.
15710 (gimple_cdt_location_ptr): Likewise.
15711 (gimple_cdt_set_location): Likewise.
15712 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15713 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15714 GIMPLE_CHANGE_DYNAMIC_TYPE.
15715 (verify_types_in_gimple_stmt): Likewise.
15716 * tree-inline.c (estimate_num_insns): Likewise.
15717 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15718 (copy_decl_to_var): Likewise.
15719 (copy_result_decl_to_var): Likewise.
15720 * tree-pretty-print.c (dump_generic_node): Do not handle
15721 CHANGE_DYNAMIC_TYPE_EXPR.
15722 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15723 * tree-ssa-operands.c (get_expr_operands): Likewise.
15724 * tree-ssa-structalias.c (struct variable_info): Remove
15725 no_tbaa_pruning member.
15726 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15727 (unify_nodes): Do not copy it.
15728 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15729 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15730 (set_uids_in_ptset): Do not check it.
15731 (find_what_var_points_to): Likewise.
15732 (compute_tbaa_pruning): Remove.
15733 (compute_points_to_sets): Do not call it.
15734 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15735 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15736 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15737 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15738 (DECL_NO_TBAA_P): Likewise.
15739 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15740 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15741 (expand_omp_atomic_pipeline): Do not set it.
15742 * print-tree.c (print_node): Do not dump it.
15743 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15746 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15749 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15752 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15754 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15757 2009-05-22 Ben Elliston <bje@au.ibm.com>
15759 * Makefile.in (bversion.h, s-bversion): New targets.
15760 (TOPLEV_H): Add bversion.h.
15761 * toplev.h: Include "bversion.h".
15762 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15763 the __format__ attribute only if compiling with the same version
15764 of GCC as the sources (the "build version").
15766 2009-05-22 Ben Elliston <bje@au.ibm.com>
15768 * c-format.c (handle_format_attribute): Fix comment typo.
15770 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15773 * config/ia64/ia64.opt (mfused-madd): New.
15774 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15775 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15776 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15777 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15778 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15779 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15780 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15781 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15782 instruction if !TARGET_FUSED_MADD.
15783 (fpma, fpms): Remove colon from name.
15785 2009-05-22 Richard Guenther <rguenther@suse.de>
15787 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15788 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15789 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15791 (create_expression_by_pieces): Only convert if necessary.
15792 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15793 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15795 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15797 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15798 regular pattern from a template and rename it ...
15799 (*extzv_truncsi_exts): ... to this.
15801 2009-05-21 Richard Guenther <rguenther@suse.de>
15803 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15804 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15805 (cgraph_default_inline_p): Likewise.
15806 (cgraph_decide_inlining_incrementally): Likewise.
15808 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15809 Uros Bizjak <ubizjak@gmail.com>
15811 * config/i386/cpuid.h (bit_MOVBE): New.
15813 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15815 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15816 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15817 (ix86_handle_option): Handle OPT_mmovbe.
15818 (ix86_target_string): Add -mmovbe.
15819 (pta_flags): Add PTA_MOVBE.
15820 (processor_alias_table): Add PTA_MOVBE to "atom".
15821 (override_options): Handle PTA_MOVBE.
15823 * config/i386/i386.h (TARGET_MOVBE): New.
15825 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15826 (*bswapsi_movbe): New.
15827 (*bswapdi_movbe): Likewise.
15828 (bswapdi2): Renamed to ...
15829 (*bswapdi_1): This.
15830 (bswapdi2): New expander.
15832 * config/i386/i386.opt (mmovbe): New.
15834 * doc/invoke.texi: Document -mmovbe.
15836 2009-05-21 Taras Glek <tglek@mozilla.com>
15838 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15839 * gcc-plugin.h (plugin_init): Updated signature.
15840 * gcc-plugin.h (plugin_name_args): Moved to this header.
15841 * doc/plugins.texi (plugin_init): Updated documention to reflect
15843 * doc/plugins.texi (plugin_name_args): Added to documention.
15845 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15847 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15848 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15850 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15852 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15853 JUMP_TABLE_DATA_P predicates where applicable.
15854 * config/i386/predicates.md: Ditto.
15855 * config/i386/sse.md: Ditto.
15857 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15859 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15860 operand2 -128 override length_immediate attribute to 1.
15861 * config/i386/predicates.md (constm128_operand): New predicate.
15863 * config/i386/i386.c (memory_address_length): Handle %r12
15864 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15866 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15867 mode look through optional ZERO_EXTEND and SUBREG.
15868 * config/i386/i386.md (R12_REG): New define_constant.
15869 (prefix_data16): For sse unit set also for MODE_TI insns.
15870 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15871 insns set if operand 1 is ext_QIreg_operand.
15872 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15873 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15875 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15876 mode from MODE_DI to MODE_SI.
15877 (movdi_1_rex64): Override modrm and length_immediate attributes
15878 only for movabs (TYPE_IMOV, alternative 2).
15879 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15880 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15881 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15882 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15883 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15884 prefix_rex attribute if DImode.
15885 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15886 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15887 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15888 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15889 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15890 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15891 Likewise. For TYPE_IMOV clear length_immediate attribute.
15892 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15893 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15894 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15895 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15896 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15897 or one operand TYPE_ISHIFT.
15898 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15899 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15900 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15901 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15902 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15903 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15904 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15905 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15906 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15907 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15908 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15909 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15910 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15911 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15912 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15913 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15914 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15915 set mode attribute, don't override length attribute.
15916 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15918 (return_internal_long): Set length attribute to 2 instead of 1.
15919 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15920 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15921 prefix_rex attribute.
15922 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15924 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15926 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15928 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15930 2009-05-20 Ian Lance Taylor <iant@google.com>
15932 * tree.c (build_tree_list_vec_stat): New function.
15933 (ctor_to_vec): New function.
15934 (build_nt_call_vec): New function.
15935 (build_call_array): Change args to be a const pointer.
15936 (build_call_vec): New function.
15937 * tree.h (build_nt_call_vec): Declare.
15938 (build_tree_list_vec_stat): Declare.
15939 (build_tree_list_vec): Define.
15940 (build_call_array): Update declaration.
15941 (build_call_vec): Declare.
15942 (ctor_to_vec): Declare.
15943 * c-common.c (tree_vector_cache): New static variable.
15944 (make_tree_vector): New function.
15945 (release_tree_vector): New function.
15946 (make_tree_vector_single): New function.
15947 (make_tree_vector_copy): New function.
15948 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15949 (make_tree_vector_single, make_tree_vector_copy): Declare.
15950 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15951 (c_parser_expr_list): Don't manage cache here, instead call
15953 (c_parser_release_expr_list): Remove static function.
15954 (c_parser_vec_to_tree_list): Remove static function.
15955 (c_parser_attributes): Call build_tree_list_vec instead of
15956 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15957 c_parser_release_expr_list.
15958 (c_parser_postfix_expression_after_primary): Likewise.
15959 (c_parser_objc_keywordexpr): Likewise.
15961 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15963 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15964 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15965 TARGET_CONVERT_TO_TYPE.
15966 * hooks.c (hook_tree_const_tree_null): Define.
15967 * hooks.h (hook_tree_const_tree_null): Declare.
15968 * target.h (struct gcc_target): Add invalid_parameter_type,
15969 invalid_return_type, promoted_type, and convert_to_type fields.
15970 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15971 (TARGET_INVALID_RETURN_TYPE): Define.
15972 (TARGET_PROMOTED_TYPE): Define.
15973 (TARGET_CONVERT_TO_TYPE): Define.
15974 (TARGET_INITIALIZER): Update for new fields.
15975 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15976 (grokparms): Check targetm.invalid_parameter_type.
15977 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15978 * c-convert.c (convert): Check targetm.convert_to_type.
15980 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15982 * config/mips/mips.md (*extenddi_truncate<mode>,
15983 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15985 (*extendhi_truncateqi): New define_insn_and_sptit.
15987 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15989 PR middle-end/40204
15990 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15991 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15993 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15995 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15996 the operand of VIEW_CONVERT_EXPR.
15998 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16000 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16001 extended family and model for Intel processors. Support Intel Atom.
16003 2009-05-20 Olivier Hainque <hainque@adacore.com>
16005 * gstab.h (stab_code_type): Define, to be used instead of the
16006 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16008 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16009 occurrences by stab_code_type.
16010 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16012 2009-05-20 Martin Jambor <mjambor@suse.cz>
16014 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16015 (sra_insert_before): Likewise.
16016 (sra_insert_after): Likewise.
16017 (sra_init_cache): Likewise.
16018 (sra_type_can_be_decomposed_p): Likewise.
16019 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16020 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16021 (sra_insert_before): Likewise.
16022 (sra_insert_after): Likewise.
16023 (sra_init_cache): Likewise.
16024 (insert_edge_copies_seq): Made static and moved upwards.
16026 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16029 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16031 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16032 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16035 2009-05-20 Richard Guenther <rguenther@suse.de>
16037 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16038 with mismatched comparison modes.
16040 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16042 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16043 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16044 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16045 with shifts for Thumb2.
16046 (orsi_notsi): New for orn.
16047 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16048 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16049 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16050 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16051 Don't invert remainder for IOR.
16053 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16055 PR tree-optimization/40087
16056 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16057 number_of_iterations_ne): Rename never_infinite argument.
16058 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16059 number_of_iterations_le): Handle pointer-type ivs when
16060 exit_must_be_taken is false.
16061 (number_of_iterations_cond): Do not always assume that
16062 exit_must_be_taken if the control variable is a pointer.
16064 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16066 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16067 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16069 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16071 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16072 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16074 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16077 * c.opt (Wlogical-op): Disabled by default.
16078 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16080 * doc/invoke.texi (Wlogical-op): Likewise.
16082 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16084 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16086 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16087 Propagate the type of the first operand.
16088 <ASSERT_EXPR>: Simplify.
16089 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16090 Rewrite using the RHS code as discriminant.
16091 <NOP_EXPR>: Turn into CASE_CONVERT.
16092 <PLUS_EXPR>: Propagate the type of the first operand.
16094 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16096 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16097 (ia64_dconst_0_375): New.
16098 * config/ia64/ia64.c (ia64_override_options): Remove
16099 -minline-sqrt-min-latency warning.
16100 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16101 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16102 * config/ia64/ia64.md (*sqrt_approx): Remove.
16103 (sqrtsf2): Remove #if 0.
16104 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16105 (sqrtdf): Remove assert.
16106 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16107 (sqrtxf2): Remove #if 0.
16108 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16109 * div.md (sqrt_approx_rf): New.
16110 (sqrtsf2_internal_thr): New implementation.
16111 (sqrtsf2_internal_lat): New.
16112 (sqrtdf2_internal_thr: New implementation.
16113 (sqrtxf2_internal): New implementation.
16115 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16116 Hans-Peter Nilsson <hp@axis.com>
16118 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16119 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16120 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16121 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16122 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16123 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16124 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16125 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16126 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16127 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16128 * c-common.c: ...from here.
16130 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16132 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16134 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16136 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16138 2009-05-19 Ben Elliston <bje@au.ibm.com>
16140 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16141 assignments with memcpy calls.
16142 (add_fdes): Likewise.
16143 (binary_search_unencoded_fdes): Likewise.
16144 (linear_search_fdes): Eliminate type puns.
16146 2009-05-19 Richard Guenther <rguenther@suse.de>
16148 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16149 not falsely claim to have propagated into all uses.
16151 2009-05-19 Ben Elliston <bje@au.ibm.com>
16153 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16156 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16158 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16159 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16160 (TARGET_LEGITIMATE_ADDRESS_P): New.
16161 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16162 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16164 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16167 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16168 child of the containing namespace's DIE.
16170 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16172 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16173 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16174 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16177 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16180 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16181 gen_align with gen_pad.
16182 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16183 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16185 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16186 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16188 * config/i386/i386.md (align): Renamed to ...
16189 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16190 ASM_OUTPUT_MAX_SKIP_PAD.
16192 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16194 * config.gcc: Fix variable syntax.
16197 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16198 before calling exact_log2.
16199 (output_iorsi3): Likewise.
16200 (output_xorsi3): Likewise.
16202 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16204 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16205 for the none zero constant operand except for EQ and NE
16206 comprisons even when the first operand is R0.
16208 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16210 * config/s390/2064.md: Remove trailing whitespaces.
16211 * config/s390/2084.md: Likewise.
16212 * config/s390/constraints.md: Likewise.
16213 * config/s390/fixdfdi.h: Likewise.
16214 * config/s390/libgcc-glibc.ver: Likewise.
16215 * config/s390/s390-modes.def: Likewise.
16216 * config/s390/s390-protos.h: Likewise.
16217 * config/s390/s390.c: Likewise.
16218 * config/s390/s390.h: Likewise.
16219 * config/s390/s390.md: Likewise.
16220 * config/s390/tpf-unwind.h: Likewise.
16222 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16224 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16226 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16229 * configure.ac (m68k-*-*): Check if binutils support TLS.
16230 * configure: Regenerate.
16231 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16232 * config/m68k/constraints.md (Cu): New constraint.
16233 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16234 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16235 (movsi): Handle TLS symbols.
16236 (addsi3_5200): Handle XTLS symbols, indent.
16237 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16238 (m68k_tls_reference_p): Declare.
16239 (m68k_legitimize_address): Declare.
16240 (m68k_unwrap_symbol): Declare.
16241 * config/m68k/m68k.opt (mxtls): New option.
16242 * config/m68k/m68k.c (ggc.h): Include.
16243 (m68k_output_dwarf_dtprel): Implement hook.
16244 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16245 (m68k_expand_prologue): Load GOT pointer when function needs it.
16246 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16247 (m68k_legitimate_constant_address_p): Same.
16248 (m68k_decompose_address): Handle TLS references.
16249 (m68k_get_gp): New static function.
16250 (enum m68k_reloc): New contants.
16251 (TLS_RELOC_P): New macro.
16252 (m68k_wrap_symbol): New static function.
16253 (m68k_unwrap_symbol): New function.
16254 (m68k_final_prescan_insn_1): New static function.
16255 (m68k_final_prescan_insn): New function.
16256 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16258 (legitimize_pic_address): Handle TLS references..
16259 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16260 (m68k_libcall_value_in_a0_p)
16261 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16262 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16263 (m68k_legitimize_tls_address): Handle TLS references.
16264 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16266 (m68k_legitimize_address): Handle TLS symbols.
16267 (m68k_get_reloc_decoration): New static function.
16268 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16270 (m68k_output_dwarf_dtprel): Implement hook.
16271 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16272 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16273 m68k_call_* routines.
16274 (sched_attr_op_type): Handle TLS symbols.
16275 (gt-m68k.h): Include.
16276 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16277 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16279 2009-05-18 Martin Jambor <mjambor@suse.cz>
16281 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16282 (visit_store_addr_for_mod_analysis): New function.
16283 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16284 (determine_cst_member_ptr): Use gimple_assign_single_p.
16285 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16286 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16287 operands. Don't check number of operands of a NOP_EXPR.
16289 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16291 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16293 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16296 * c-common.c (warn_logical_operator): Don't warn if one of
16297 expression isn't always true or false.
16299 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16301 * config/i386/biarch32.h: New file.
16302 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16304 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16306 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16307 *zero_extend<mode>_truncqi): Merge these into ...
16308 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16309 Name the pattern following this as *zero_extendhi_truncqi.
16311 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16313 PR middle-end/39301
16314 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16315 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16316 (output_info): Make field HOST_WIDEST_INT.
16317 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16318 (dump_bitmat_statistics): Same.
16320 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16322 * config.gcc (use_gcc_stdint): Set to wrap.
16323 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16324 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16325 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16326 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16327 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16328 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16329 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16330 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16332 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16334 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16336 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16337 Move definitions earlier.
16338 (OPT_ARCH64, OPT_ARCH32): Define.
16339 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16342 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16345 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16348 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16350 * arm.md (movdi2): Copy non-reg values to DImode registers.
16352 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16355 * final.c (label_to_max_skip): New function.
16356 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16357 CODE_LABEL_NUMBER <= max_labelno.
16358 * output.h (label_to_max_skip): New prototype.
16359 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16360 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16361 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16362 Handle CODE_LABELs with >= 16 byte alignment or with
16363 max_skip == (1 << align) - 1.
16364 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16365 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16368 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16369 .p2align 3 if MAX_SKIP is smaller than 7.
16370 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16372 2009-05-15 Ian Lance Taylor <iant@google.com>
16374 * alias.c (struct alias_set_entry_d): Rename from struct
16375 alias_set_entry. Change all uses.
16376 * except.c (struct call_site_record_d): Rename from struct
16377 call_site_record. Change all uses.
16378 * except.h (struct eh_region_d): Rename from struct eh_region.
16380 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16382 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16383 ivtype_map_elt. Change all uses.
16384 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16386 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16387 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16389 (struct sese_d): Rename from struct sese. Change all uses.
16390 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16391 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16392 * optabs.h (struct optab_d): Rename from struct optab. Change all
16394 (struct convert_optab_d): Rename from struct convert_optab.
16396 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16397 ipa_opt_pass. Change all uses.
16398 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16401 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16402 defined as a typedef.
16403 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16406 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16409 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16411 (merge_ranges): Returns bool.
16412 * tree.h (make_range): .. to here.
16413 (build_range_check): Likewise.
16414 (merge_ranges): Likewise. Renamed from merge_ranges.
16415 * c-typeck.c (parser_build_binary_op): Update calls to
16416 warn_logical_operator.
16417 * c-common.c (warn_logical_operator): Add new warning.
16418 * c-common.h (warn_logical_operator): Update declaration.
16420 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16422 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16424 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16426 * doc/install.texi: Document MPC requirements, flags etc.
16428 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16429 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16430 Evaluate constant arguments.
16431 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16432 (fold_builtin_1): Likewise, also evaluate constant arguments.
16433 Remove superfluous break.
16434 (do_mpc_ckconv): New.
16435 * real.h: Include mpc.h.
16436 * toplev.c (print_version): Output MPC version info if available.
16438 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16440 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16442 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16444 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16447 2009-05-15 Jan Hubicka <jh@suse.cz>
16449 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16450 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16451 (try_inline): Fix return value.
16452 (cgraph_decide_inlining_incrementally): Honor new value.
16453 (cgraph_early_inlining): Handle indirect inlining.
16454 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16456 2009-05-15 Jan Hubicka <jh@suse.cz>
16458 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16459 * cgraphunit.c (cgraph_finalize_function): Set it.
16460 (cgraph_expand_function): Use it.
16462 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16464 * real.c (encode_ieee_half): Define.
16465 (decode_ieee_half): Define.
16466 (ieee_half_format): Define.
16467 (arm_half_format): Define.
16468 * real.h (ieee_half_format): Declare.
16469 (arm_half_format): Declare.
16471 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16473 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16474 swapped, and reversed optabs exist before trying to use them.
16476 2009-05-15 Paul Brook <paul@codesourcery.com>
16477 Sandra Loosemore <sandra@codesourcery.com>
16479 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16480 loads. Allow PRE_DEC.
16481 (output_move_neon): Handle PRE_DEC.
16482 (arm_print_operand): Add 'A' for neon structure loads.
16483 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16484 * config/arm/neon.md (neon_mov): Update comment.
16485 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16487 (Um): New constraint.
16489 2009-05-15 Jan Hubicka <jh@suse.cz>
16491 Revert the following patch until testsuite fallout is fixed:
16492 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16493 * cgraph.h (struct inline_summary): New filed self_wize,
16494 size_inlining_benefit, self_time and time_inlining_benefit.
16495 (struct cgraph_global_info): Replace insns by time ans size fields.
16496 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16497 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16498 (ipcp_update_callgraph): Do not touch function bodies.
16499 * ipa-inline.c: Include except.h
16500 (MAX_TIME): New constant.
16501 (overall_insns): Remove
16502 (overall_size, max_benefit): New static variables.
16503 (cgraph_estimate_time_after_inlining): New function.
16504 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16505 (cgraph_clone_inlined_nodes): Update size.
16506 (cgraph_mark_inline_edge): Update size.
16507 (cgraph_estimate_growth): Use size info.
16508 (cgraph_check_inline_limits): Check size.
16509 (cgraph_default_inline_p): Likewise.
16510 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16511 (cgraph_decide_recursive_inlining): Check size.
16512 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16514 (cgraph_decide_inlining): Likewise.
16515 (cgraph_decide_inlining_incrementally): Likewise; honor
16516 PARAM_EARLY_INLINING_INSNS.
16517 (likely_eliminated_by_inlining_p): New predicate.
16518 (estimate_function_body_sizes): New function.
16519 (compute_inline_parameters): Use it.
16520 * except.c (must_not_throw_labels): New function.
16521 * except.h (must_not_throw_labels): Declare.
16522 * tree-inline.c (init_inline_once): Kill inlining_weigths
16523 * tree-ssa-structalias.c: Avoid uninitialized warning.
16524 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16525 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16526 (PARAM_INLINE_CALL_COST): Remove.
16527 (PARAM_EARLY_INLINING_INSNS): New.
16529 2009-05-15 Richard Guenther <rguenther@suse.de>
16531 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16532 not TODO_update_ssa.
16534 2009-05-15 Richard Guenther <rguenther@suse.de>
16536 PR tree-optimization/39999
16537 * gimple.h (gimple_expr_type): Use the expression type looking
16538 through useless conversions.
16539 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16540 (vn_nary_op_insert_stmt): Likewise.
16541 (simplify_binary_expression): Likewise.
16543 2009-05-15 Richard Guenther <rguenther@suse.de>
16545 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16546 New options, enabled by default.
16547 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16549 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16550 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16551 * tree-ssa-structalias.c (gate_tree_pta): New function.
16552 (pass_build_alias): Use it.
16554 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16556 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16557 recurse on an invariant address if a conversion from a pointer
16558 type to a wider integer type is involved.
16560 2009-05-15 Jan Hubicka <jh@suse.cz>
16562 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16563 * cgraph.h (struct inline_summary): New filed self_wize,
16564 size_inlining_benefit, self_time and time_inlining_benefit.
16565 (struct cgraph_global_info): Replace insns by time ans size fields.
16566 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16567 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16568 (ipcp_update_callgraph): Do not touch function bodies.
16569 * ipa-inline.c: Include except.h
16570 (MAX_TIME): New constant.
16571 (overall_insns): Remove
16572 (overall_size, max_benefit): New static variables.
16573 (cgraph_estimate_time_after_inlining): New function.
16574 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16575 (cgraph_clone_inlined_nodes): Update size.
16576 (cgraph_mark_inline_edge): Update size.
16577 (cgraph_estimate_growth): Use size info.
16578 (cgraph_check_inline_limits): Check size.
16579 (cgraph_default_inline_p): Likewise.
16580 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16581 (cgraph_decide_recursive_inlining): Check size.
16582 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16584 (cgraph_decide_inlining): Likewise.
16585 (cgraph_decide_inlining_incrementally): Likewise; honor
16586 PARAM_EARLY_INLINING_INSNS.
16587 (likely_eliminated_by_inlining_p): New predicate.
16588 (estimate_function_body_sizes): New function.
16589 (compute_inline_parameters): Use it.
16590 * except.c (must_not_throw_labels): New function.
16591 * except.h (must_not_throw_labels): Declare.
16592 * tree-inline.c (init_inline_once): Kill inlining_weigths
16593 * tree-ssa-structalias.c: Avoid uninitialized warning.
16594 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16595 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16596 (PARAM_INLINE_CALL_COST): Remove.
16597 (PARAM_EARLY_INLINING_INSNS): New.
16598 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16599 (inline-call-cost): Remove.
16600 (early-inlining-insns): New.
16602 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16604 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16606 (print_int_cst_bounds_in_octal_p): Likewise.
16607 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16609 * dwarf2out.c (base_type_die): Likewise.
16610 (is_subrange_type): Delete.
16611 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16612 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16613 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16614 if the destination type is boolean.
16615 (build_range_check): Do not special-case subtypes.
16616 (fold_sign_changed_comparison): Likewise.
16617 (fold_unary): Likewise.
16618 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16619 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16620 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16621 * tree.c (subrange_type_for_debug_p): New predicate based on the
16622 former is_subrange_type.
16623 * tree.h (subrange_type_for_debug_p): Declare.
16624 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16625 (convert_affine_scev): Remove call to above function.
16626 (chrec_convert_aggressive): Likewise.
16627 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16628 false for conversions involving subtypes.
16629 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16630 (vrp_val_min): Likewise.
16631 (needs_overflow_infinity): Likewise.
16632 (extract_range_from_unary_expr): Likewise.
16634 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16636 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16637 * config/frv/frv.c: Likewise.
16638 * config/s390/s390.c: Likewise.
16639 * config/sparc/sparc.h: Likewise.
16640 * config/i386/i386.h: Likewise.
16641 * config/i386/i386.c: Likewise.
16642 * config/crx/crx.c: Likewise.
16643 * config/m68hc11/m68hc11.h: Likewise.
16644 * config/iq2000/iq2000.c: Likewise.
16645 * config/mn10300/mn10300.h: Likewise.
16646 * config/mn10300/mn10300.c: Likewise.
16647 * config/m68k/m68k.c: Likewise.
16648 * config/rs6000/rs6000.c: Likewise.
16649 * config/rs6000/xcoff.h: Likewise.
16650 * config/rs6000/linux64.h: Likewise.
16651 * config/rs6000/sysv4.h: Likewise.
16652 * config/score/score3.c: Likewise.
16653 * config/score/score7.c: Likewise.
16654 * config/score/score.c: Likewise.
16655 * config/arm/arm.md: Likewise.
16656 * config/mips/mips.c: Likewise.
16657 * config/mips/mips.md: Likewise.
16658 * config/bfin/bfin.h: Likewise.
16659 * config/pa/pa.c: Likewise.
16660 * config/pa/constraints.md: Likewise.
16662 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16663 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16664 * config/pdp11/pdp11.h: Use memory_address_p instead.
16666 2009-05-14 Ian Lance Taylor <iant@google.com>
16668 * passes.c (finish_optimization_passes): Change i to int.
16669 * plugin.c (plugins_active_p): Change event to int.
16670 (dump_active_plugins): Likewise.
16671 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16673 * tree.c (tree_range_check_failed): Change c to unsigned int.
16674 (omp_clause_range_check_failed): Likewise.
16675 (build_common_builtin_nodes): Change mode to int. Add cast.
16676 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16677 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16679 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16680 ++ or -- with a variable of enum type.
16682 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16685 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16687 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16689 * store-motion.c: Do not include params.h
16690 * Makefile.in: Fix dependencies for various files.
16692 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16694 * auto-inc-dec.c: Fix pass description, remove apparent
16695 accidental duplication.
16697 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16699 PR middle-end/40147
16700 * ipa-utils.h (memory_identifier_string): Moved to ...
16701 * tree.h (memory_identifier_string): Here. Add GTY(()).
16703 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16705 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16706 in the former documentation of...
16707 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16708 * ira-conflicts.c (get_dup_num): Use address_operand.
16709 * targhooks.c (default_legitimate_address_p): New.
16710 * targhooks.h (default_legitimate_address_p): New.
16711 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16713 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16714 * target.h (struct target): Add legitimate_address_p.
16715 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16716 (TARGET_INITIALIZER): Include it.
16718 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16719 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16720 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16721 (TARGET_LEGITIMATE_ADDRESS_P): New.
16723 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16724 (REG_OK_STRICT_P): Delete.
16725 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16726 (frv_legitimate_address_p_1): ... this.
16727 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16728 (frv_legitimate_address_p_1): ... the renamed old
16729 frv_legitimate_address_p.
16730 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16731 (TARGET_LEGITIMATE_ADDRESS_P): New.
16733 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16734 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16735 * config/s390/s390.c (legitimate_address_p): Rename to...
16736 (s390_legitimate_address_p): ... this, make static.
16737 (legitimize_address): Adjust call.
16738 (TARGET_LEGITIMATE_ADDRESS_P): New.
16739 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16741 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16742 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16743 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16744 (TARGET_LEGITIMATE_ADDRESS_P): New.
16746 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16747 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16748 * config/spu/spu.c (spu_legitimate_address): Rename to...
16749 (spu_legitimate_address_p): ... this, make static.
16750 (TARGET_LEGITIMATE_ADDRESS_P): New.
16752 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16753 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16754 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16755 (sparc_legitimate_address_p): ... this, make static and return bool.
16756 (legitimize_address): Adjust call.
16757 (TARGET_LEGITIMATE_ADDRESS_P): New.
16759 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16760 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16761 * config/i386/i386.c (legitimate_address_p): Rename to...
16762 (ix86_legitimate_address_p): ... this, make static.
16763 (constant_address_p): Move after it, adjust call.
16764 (TARGET_LEGITIMATE_ADDRESS_P): New.
16766 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16767 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16768 * config/avr/avr.c (legitimate_address_p): Rename to...
16769 (avr_legitimate_address_p): ... this, make static.
16770 (legitimize_address): Adjust call.
16771 (TARGET_LEGITIMATE_ADDRESS_P): New.
16773 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16774 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16775 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16776 (TARGET_LEGITIMATE_ADDRESS_P): New.
16778 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16779 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16780 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16781 (TARGET_LEGITIMATE_ADDRESS_P): New.
16783 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16784 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16786 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16788 (TARGET_LEGITIMATE_ADDRESS_P): New.
16790 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16791 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16793 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16795 (m68hc11_legitimate_address_p): ... this, make static.
16796 (go_if_legitimate_address_internal): Rename to...
16797 (m68hc11_legitimate_address_p_1): ... this.
16798 (legitimize_address): Adjust call.
16799 (TARGET_LEGITIMATE_ADDRESS_P): New.
16801 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16802 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16803 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16804 (TARGET_LEGITIMATE_ADDRESS_P): New.
16806 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16807 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16808 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16809 (mn10300_legitimate_address_p): ... this, make static.
16810 (TARGET_LEGITIMATE_ADDRESS_P): New.
16812 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16813 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16814 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16815 (TARGET_LEGITIMATE_ADDRESS_P): New.
16817 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16818 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16819 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16820 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16821 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16822 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16823 (rs6000_legitimate_address_p): ... this, make static.
16824 (TARGET_LEGITIMATE_ADDRESS_P): New.
16825 (REG_MODE_OK_FOR_BASE_P): Delete.
16826 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16828 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16829 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16831 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16832 static, adjust types.
16833 (TARGET_LEGITIMATE_ADDRESS_P): New.
16835 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16836 * config/score/score.c (score_address_p): Rename to...
16837 (score_legitimate_address_p): ... this.
16838 (TARGET_LEGITIMATE_ADDRESS_P): New.
16839 * config/score/score3.c (score3_address_p): Rename to...
16840 (score3_legitimate_address_p): ... this.
16841 * config/score/score7.c (score7_address_p): Rename to...
16842 (score7_legitimate_address_p): ... this.
16844 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16845 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16846 GO_IF_LEGITIMATE_ADDRESS): Delete.
16847 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16848 thumb2_legitimate_address_p): Delete.
16849 (arm_legitimate_address_p): Rename to...
16850 (arm_legitimate_address_outer_p): ... this.
16851 * config/arm/constraints.md ("Uq"): Adjust call.
16852 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16853 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16855 (arm_legitimate_address_outer_p): ... this.
16856 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16858 (TARGET_LEGITIMATE_ADDRESS_P): New.
16860 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16861 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16862 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16863 (TARGET_LEGITIMATE_ADDRESS_P): New.
16865 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16866 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16867 * config/vax/vax.c (legitimate_address_p): Rename to...
16868 (vax_legitimate_address_p): ... this, make static.
16869 (TARGET_LEGITIMATE_ADDRESS_P): New.
16871 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16872 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16873 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16874 (TARGET_LEGITIMATE_ADDRESS_P): New.
16876 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16877 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16878 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16879 (mmix_legitimate_address_p): ... this, make static.
16880 (TARGET_LEGITIMATE_ADDRESS_P): New.
16882 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16883 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16884 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16885 (TARGET_LEGITIMATE_ADDRESS_P): New.
16887 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16889 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16890 of MODE_COMPLEX_INT.
16892 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16894 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16895 LCT_NORMAL in function call.
16896 * mips-tdump.c (print_file_desc): Add cast to enum type.
16897 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16898 (mark_stabs): Add casts to enum types.
16899 (parse_stabs_common): Add casts to enum types.
16901 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16903 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16904 Check for invalid values of LETTER.
16906 2009-05-13 Taras Glek <tglek@mozilla.com>
16908 * attribs.c (register_attribute): moved out attribute registration
16909 into register_attribute.
16910 * doc/plugins.texi: Documented register_attribute and
16912 * gcc-plugin.h: Added forward decl for register_attribute.
16913 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16914 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16915 PLUGIN_ATTRIBUTES boilerplate.
16917 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16919 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16920 values even in sentinel and empty entries.
16921 (ms_printf_flag_specs): Likewise.
16922 (ms_scanf_flag_specs): Likewise.
16923 (ms_strftime_flag_specs): Likewise.
16924 (ms_print_char_table): Likewise.
16925 (ms_scan_char_table): Likewise.
16926 (ms_time_char_table): Likewise.
16928 2009-05-13 Doug Kwan <dougkwan@google.com>
16930 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16932 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16934 * config/mips/mips.md (store): Add attributes for QI and HI.
16936 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16937 (truncdi<mode>2): ... this new pattern.
16939 2009-05-13 Brad Hards <bradh@kde.org>
16941 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16943 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16944 Ben Elliston <bje@au.ibm.com>
16946 PR middle-end/40035
16947 * dse.c (check_mem_read_rtx): Guard against width == -1.
16949 2009-05-13 Michael Matz <matz@suse.de>
16951 PR middle-end/39976
16952 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16953 (trivially_conflicts_p): New function.
16954 (insert_backedge_copies): Use it.
16956 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16958 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16959 (handle_stdc_pragma): Use new enum constant names.
16960 (handle_pragma_float_const_decimal64): Ditto.
16962 2009-05-13 Ian Lance Taylor <iant@google.com>
16964 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16967 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16969 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16970 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16972 * config/m68k/m68k.h (FL_UCLINUX): Define.
16974 2009-05-13 Jan Hubicka <jh@suse.cz>
16976 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16978 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16980 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16981 unless -fschedule-insns is specified.
16983 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16986 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16987 TARGET_EXPAND_CBRANCHDI4.
16988 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16989 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16990 (cmpeqdi): Fix comment.
16992 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16994 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16995 (sh_legitimate_address_p): Likewise.
16996 * config/sh/sh.c (sh_legitimate_index_p): New.
16997 (sh_legitimate_address_p): Likewise.
16998 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16999 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17000 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17001 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17002 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17003 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17004 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17005 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17006 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17008 2009-05-12 Jan Hubicka <jh@suse.cz>
17010 * tree-inline.c (estimate_operator_cost): Add operands;
17011 when division happens by constant, it is cheap.
17012 (estimate_num_insns): Loads and stores are not having cost of 0;
17013 EH magic stuff is cheap; when computing runtime cost of switch,
17014 use log2 base of amount of its cases; builtin_expect has cost of 0;
17015 compute cost for moving return value of call.
17016 (init_inline_once): Initialize time_based flags.
17017 * tree-inline.h (eni_weights_d): Add time_based flag.
17019 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17021 * df-core.c: Update head documentation.
17023 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17026 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17027 shadowing exisiting variable op1.
17029 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17032 * config/i386/driver-i386.c (processor_signatures): New enum.
17033 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17034 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17035 processor signature to detect geode processor.
17037 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17041 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17043 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17044 causes spurious differences between trunk and cond-optab branch.
17046 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17048 * dojump.c (compare_from_rtx): Delete.
17049 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17050 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17051 if the comparison does not satisfy the predicate; test predicates for
17052 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17053 further if one existing pattern fails.
17054 * expr.h (compare_from_rtx): Delete.
17055 (prepare_operand): Declare it.
17056 * optabs.c: Change "lib call" to "libcall" throughout.
17057 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17058 HAVE_conditional_trap, emit_cmp_insn): Delete.
17059 (can_compare_p): Delete cmp_optab case.
17060 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17061 Accept other parameters by value.
17062 (prepare_operand): Make non-static.
17063 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17064 other parameters by value. Try to widen operands here based on
17065 an optab_methods argument and looking at cbranch_optab.
17066 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17067 loop. Use cbranch_optab directly.
17068 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17069 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17071 (emit_conditional_move, emit_conditional_add): Inline what's needed
17072 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17073 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17074 with COMPARE. Move cmov_optab and cstore_optab above
17075 with cbranch_optab, move cmp_optab down with ucmp_optab,
17076 remove tst_otpab. Do not initialize trap_rtx.
17077 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17078 for trap code. Do not check HAVE_conditional_trap. Use
17079 prepare_cmp_insn. Accept no predicate for operand 3.
17080 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17081 (OTI_ctrap, ctrap_optab): New.
17082 (tst_optab): Delete.
17083 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17084 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17085 with lookup of ctrap_optab.
17086 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17088 (ctrap_optab): New.
17090 * combine.c (combine_simplify_rtx, simplify_set): Do not
17091 special case comparing against zero for cc0 machines.
17092 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17093 COMPARE on cc0 machines.
17094 (simplify_relational_operation): Return a new expression when
17095 a COMPARE could be removed.
17096 * final.c (final_scan_insn): Compare cc_status values
17097 against LHS of a (compare FOO (const_int 0)) cc0 source.
17098 Also check if cc_status.value is the full compare.
17100 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17101 (cstoreMM4): Document.
17102 (conditional_trap): Document ctrapMM4 instead.
17103 (sync_compare_and_swapMM): Refer to cbranchcc4.
17104 (Dependent Patterns): Eliminate obsolete information referring to
17105 the old jump optimization phase.
17106 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17107 of compares with 0 on cc0 machines.
17108 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17109 avoiding references to cc0. Remove text about storing operands
17111 * doc/tm.texi (Condition Codes): Include blurb on different
17112 condition code representations, separate into subsections for
17113 CC0, MODE_CC and conditional execution.
17115 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17116 alpha_emit_setcc): Accept operands and a machine mode.
17117 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17118 Get code/op0/op1 from operands, use machine mode argument
17119 instead of alpha_compare.fp_p. Emit the branch here.
17120 (alpha_emit_setcc): Likewise, and return boolean.
17121 (alpha_emit_conditional_move): Likewise. Assert that
17122 cmp_op_mode == cmp_mode, and simplify accordingly.
17123 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17124 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17125 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17127 (stack probe test): Use cbranchdi4.
17128 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17130 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17131 * config/arc/arc.h (movsicc, movsfcc): Use it.
17132 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17133 (cbranchsi4, cstoresi4): New.
17134 (cmpsi, bCC and sCC expanders): Remove.
17136 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17137 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17138 * config/arm/predicates.md (arm_comparison_operator): Only include
17139 floating-point operators if there is a hardware floating-point unit.
17140 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17141 deferring to cbranch_cc and cstore_cc respectively.
17142 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17143 cbranch_cc, cstore_cc): New.
17144 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17146 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17148 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17149 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17151 (adjust_insn_length): Adjust calls.
17152 (avr_reorg): Handle (compare (foo) (const_int 0)).
17153 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17154 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17155 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17156 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17158 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17159 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17161 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17162 (cbranchsi4, cstorebi4, cstoresi4): New.
17163 (movbisi): This insn is duplicate, split it to zero_extend.
17164 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17165 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17166 (bfin_optimize_loop): Use cbranch expander.
17167 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17168 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17169 (bfin_bimode_comparison_operator): ... this.
17170 (bfin_direct_comparison_operator): New.
17172 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17173 inside (compare FOO (const_int 0)).
17174 (cris_rtx_costs): Handle ZERO_EXTRACT.
17175 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17176 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17177 (*tstdi_v32): Delete.
17178 (*cmpdi_non_v32): Add M alternative for operand 1.
17179 (cmpsi, cmp<mode>): Make private.
17180 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17182 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17184 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17185 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17186 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17187 (cc_reg_operand): New.
17188 (any_cond): Delete.
17189 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17190 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17191 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17192 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17193 crx_expand_scond): Delete.
17195 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17197 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17198 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17200 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17201 cstoresi4, cstoresf4, cstoredf4): New.
17202 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17203 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17204 Receive the entire operands array.
17205 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17206 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17207 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17208 Get test/op0/op1 from the operands array.
17209 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17211 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17212 (h8300_expand_store): New.
17213 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17215 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17216 (h8300_expand_store): New.
17217 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17218 or do not try to produce (set (cc0) REG).
17219 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17220 change a compare into a move to a scratch register. Disable some
17221 peepholes when comparing with zero.
17222 (tstsi, tsthi, tstsi, cmpqi): Make private.
17224 (bCC, sCC): Delete.
17225 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17228 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17229 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17230 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17231 (ix86_emit_i387_log1p): Use cbranchxf2.
17232 (ix86_expand_setcc): Return void.
17233 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17234 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17235 cmp<MODEF>, cmpcc): Remove.
17236 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17237 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17238 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17239 (sCC and bCC expanders): Remove.
17240 (stack_protect_test): Use cbranchcc4.
17242 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17244 (ia64_expand_compare): Accept three rtx by reference and return void.
17245 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17246 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17247 from *expr. Update *expr with the BImode comparison to do.
17248 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17249 cmptf, bCC, sCC, conditional_trap): Delete.
17250 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17251 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17252 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17253 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17254 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17256 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17257 type of last argument.
17258 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17259 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17260 use machine mode argument instead of branch_type. Remove dead
17261 code for floating-point comparisons.
17262 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17263 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17265 (cbranchsi4, cstoresi4): New.
17266 * config/iq2000/predicates.md (reg_or_const_operand): New.
17268 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17269 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17270 (b<code>_op): Rewrite to...
17271 (bcc_op): ... this, using match_operator.
17272 (s<code>_op): Rewrite to...
17273 (scc_op): ... this, using match_operator.
17274 (s<code>_24_op): Rewrite to...
17275 (scc_op_24): ... this, using match_operator.
17276 (s<code>_<mode>): Rewrite to...
17277 (cstore<mode>4): ... this, using match_operator.
17278 (s<code>_<mode>_24): Rewrite to...
17279 (cstore<mode>4_24): ... this, using match_operator.
17280 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17281 m32c_unpend_compare, m32c_expand_scc): Delete.
17282 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17283 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17284 (m32c_expand_movcc): Change NE to EQ if necessary.
17285 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17287 * config/m32r/m32r-protos.h (gen_cond_store): New.
17288 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17289 (gen_cond_store): New, from sCC patterns.
17290 (m32r_expand_block_move): Use cbranchsi4.
17291 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17292 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17293 (cbranchsi4, cstoresi4): New.
17295 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17297 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17298 (m68hc11_notice_update_cc): Look into a compare with 0.
17299 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17301 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17302 cmphi, cmpqi, bCC): Delete.
17303 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17304 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17305 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17308 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17309 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17310 * config/m68k/constraints.md (H): New.
17311 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17312 the define_insn below.
17313 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17314 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17315 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17316 patterns): Wrap RHS with COMPARE.
17317 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17318 (*cmpdi_internal): Name this pattern.
17319 (cmpdi): Change to define_insn.
17320 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17321 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17322 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17324 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17325 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17326 (conditional_trap): Change to...
17327 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17328 (*conditional_trap): Use the ordered_comparison_operator and
17329 const1_operand predicates.
17330 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17331 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17332 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17333 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17335 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17336 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17337 (mcore_gen_compare): New.
17338 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17339 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17340 (mcore_gen_compare): ... this.
17341 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17342 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17343 (stack probe pattern): Use cbranchsi4.
17345 * config/mips/predicates.md (mips_cstore_operator): New.
17346 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17347 * config/mips/mips.md (any_cond): Delete.
17348 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17350 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17351 fixuns_truncsfdi2): Use cbranch patterns.
17352 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17353 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17354 Adjust call to mips_expand_conditional_branch.
17355 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17357 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17358 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17359 * config/mips/mips.c (cmp_operands): Delete.
17360 (mips_emit_compare): Get comparison operands from *op0/*op1.
17361 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17362 that it succeeds. Use op0/op1 instead of cmp_operands.
17363 (mips_expand_conditional_branch, mips_expand_conditional_move,
17364 mips_expand_conditional_trap): Likewise.
17365 (mips_block_move_loop): Use cbranch patterns.
17366 * config/mips/mips.h (cmp_operands): Delete.
17368 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17369 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17370 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17371 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17372 (*cmpcc_folded): Rename to...
17373 (*cmpdi_folded): this.
17374 (*cmpcc): Rename to...
17376 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17379 (cbranchdf4): New. Handle invalid comparisons here.
17380 * config/mmix/predicates.md (float_comparison_operator): New.
17382 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17383 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17384 * config/mn10300/mn10300.md (tst): Delete.
17385 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17386 Name these patterns and wrap RHS in a compare.
17387 (*cmpsi): Make this pattern private. Include tst.
17388 (*cmpsf): Make this pattern private.
17389 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17390 (compare with zero peepholes): Likewise.
17392 (cbranchsi4, cbranchsf4): New.
17393 (casesi): Use cbranchsi4.
17395 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17396 hppa_branch_type): Delete.
17397 (return_addr_rtx): Use cbranchsi4.
17398 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17399 Emit CCFPmode comparison here.
17400 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17401 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17402 hppa_branch_type): Delete.
17403 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17404 (movsicc, movdicc): Remove references to hppa_compare_op0,
17405 hppa_compare_op1 and compare_from_rtx.
17406 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17407 (casesi): Use cbranchsi4.
17409 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17410 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17411 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17412 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17413 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17415 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17416 (*branch, *branch_inverted): New.
17418 * config/picochip/picochip.md (cbranchhi4): Use
17419 ordered_comparison_operator.
17420 (cmphi, bCC): Remove.
17422 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17423 (trap_comparison_operator): Delete.
17424 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17425 rs6000_emit_cbranch): Accept mode and operands.
17426 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17427 rs6000_compare_fp_p): Delete.
17428 (rs6000_generate_compare): Accept mode and comparison. Extract code
17429 and op0/op1 from there. Replace references to rs6000_compare_op0
17430 and rs6000_compare_op1.
17431 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17432 extract result from passed operands.
17433 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17434 extract loc from passed operands.
17435 (rs6000_emit_cmove): Likewise.
17436 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17437 rs6000_compare_fp_p): Delete.
17438 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17439 (cbranch<GPR>4, cbranch<FP>4): New.
17440 (cstore<mode>4): New. Consolidate here all choices about when to use
17441 portable or specialized sCC sequences.
17442 (stack_protect_test): Use cbranchsi4.
17443 (conditional_trap): Replace with ctrap<GPR>4.
17444 (conditional trap insn): Replace trap_comparison_operator with
17445 ordered_comparison_operator.
17447 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17448 (s390_emit_prologue): Use ctrap.
17449 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17450 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17451 New predicates replacing...
17452 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17453 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17454 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17455 (add<mode>cc): Do not use s390_compare_op0/op1.
17456 (s<code>): Change to...
17457 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17458 (seq): Change to...
17459 (cstorecc4): ... this. Handle EQ or NE equally.
17460 (*sne): Un-privatize for use in cstorecc4.
17461 (b<code>): Change to...
17462 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17463 (conditional_trap): Replace with...
17464 (ctrap<GPR>4, ctrap<FP>4): ... these.
17465 (stack_protect): Use cbranchcc4.
17467 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17468 * config/score/score-protos.h (score_gen_cmp): Delete.
17469 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17470 (score_block_move-loop): Use cbranchsi4.
17471 * config/score/score.md (cbranchsi4): New.
17472 (cmpsi, bCC): Delete.
17473 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17474 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17475 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17476 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17477 * config/score/score3.h (score3_gen_cmp): Delete.
17478 * config/score/score7.h (score7_gen_cmp): Delete.
17480 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17481 (sh_emit_scc_to_t): ... this. Return void.
17482 (from_compare): Rename to...
17483 (sh_emit_compare_and_branch): ... this.
17484 (sh_emit_compare_and_set): New.
17485 (sh_expand_t_scc): Accept operands.
17486 * config/sh/predicates.md (sh_float_comparison_operator): New.
17487 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17488 (prepare_scc_operands): Rename to...
17489 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17491 (sh_emit_cheap_store_flag): New.
17492 (sh_emit_set_t_insn): New.
17493 (from_compare): Rename to...
17494 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17495 handling of TARGET_SH2E floating point to avoid recursive call.
17496 Generate branch here.
17497 (sh_emit_compare_and_set): New.
17498 (sh_expand_t_scc): Get op0/op1 from arguments.
17499 (sh_emit_cheap_store_flag): New.
17500 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17502 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17503 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17504 (movsicc, movdicc): Do nothing when it recreated operands from
17505 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17506 prepare_scc_operands (now sh_emit_scc_to_t).
17507 (udivdi3): Use cstoresi4.
17508 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17509 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17510 (cbranchint4_media, cbranchfp4_media): New.
17511 (casesi): Use cbranchdi4.
17512 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17514 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17515 (movnegt): Remove second operand.
17516 (cbranchsf4, cbranchdf4): New.
17517 (stack_protect): Use cbranchdi4/cbranchsi4.
17519 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17520 (gen_compare_reg): Accept comparison, extract part of it to...
17521 (gen_compare_reg_1): ... this.
17522 (gen_compare_operator): Delete.
17523 (gen_v9_scc): Accept separate destination, comparison code and arms.
17524 Do not use sparc_compare_op0/sparc_compare_op1.
17525 (emit_scc_insn, emit_conditional_branch_insn): New.
17526 (emit_v9_brxx): Make static. Remove useless assertion.
17527 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17529 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17530 * config/sparc/sparc-protos.h (gen_compare_reg,
17531 sparc_emit_float_lib_cmp): Adjust prototype.
17532 (emit_scc_insn, emit_conditional_branch_insn): New.
17533 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17534 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17535 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17536 iterators to the top.
17537 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17538 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17539 snedi_special_trunc): Delete.
17540 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17541 and snedi_special_trunc.
17542 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17543 cbranchdi4, cbranch<F:mode>4): New.
17544 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17545 here. Use gen_compare_reg instead of gen_compare_operator.
17546 (conditional_trap): Replace with...
17547 (ctrapsi4, ctrapdi4): ... this.
17548 (stack_protect_test): Use cbranchcc4.
17550 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17552 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17553 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17554 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17555 from operands[0] or operands[3] depending on is_set.
17556 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17557 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17558 cmpdf, bCC), sCC: Remove.
17559 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17560 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17562 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17563 spu_emit_branch_or_set.
17565 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17567 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17568 xstormy16_compare_op1): Delete.
17569 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17570 xstormy16_compare_op1): Delete.
17571 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17573 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17574 (cmphi, cmpsi, bCC): Remove.
17576 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17577 (*cmpsi): ... this one.
17578 (cbranchsi4, cstoresi4): New.
17579 (bCC expanders): Delete.
17580 (sCC insns): Fold into...
17581 (*setcc): ... this one.
17582 (casesi): Do not use gen_cmpsi and gen_bgtu.
17583 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17584 (movsicc): Simplify.
17585 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17587 * config/vax/vax-protos.h (cond_name): New.
17588 (vax_output_conditional_branch): Remove.
17589 * config/vax/vax.c (cond_name): New.
17590 (vax_output_conditional_branch): Remove.
17591 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17592 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17593 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17594 (bit<VAXint>): Wrap source with (compare).
17595 (b<code> and following unnamed pattern): Rename to *branch and
17596 *branch_reversed. Change macroization to match_operator.
17597 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17599 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17600 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17601 Change last argument to machine_mode.
17602 (xtensa_expand_scc): Add machine_mode argument.
17603 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17604 (gen_conditional_move, xtensa_expand_conditional_branch,
17605 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17606 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17607 Adjust operand numbers.
17608 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17610 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17611 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17612 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17614 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17616 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17617 causes spurious differences between trunk and cond-optab branch.
17619 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17622 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17624 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17626 * tree.c (iterative_hash_pointer): Delete.
17627 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17628 Hash UIDs and versions of SSA names. Don't special-case built-in
17629 function declarations.
17631 2009-05-11 Ian Lance Taylor <iant@google.com>
17634 * graphite.c: Force -Wc++-compat to only be a warning before
17635 #including "cloog/cloog.h".
17637 2009-05-11 Martin Jambor <mjambor@suse.cz>
17639 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17641 2009-05-11 Jan Hubicka <jh@suse.cz>
17643 * tree-ssa-loop-ivcanon.c: Include target.h
17644 (struct loop_size): new structure.
17645 (constant_after_peeling): New predicate.
17646 (tree_estimate_loop_size): New function.
17647 (estimated_unrolled_size): Rewrite for new estimates.
17648 (try_unroll_loop_completely): Use new estimates.
17649 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17651 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17653 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17654 libcpp interface change.
17655 (spu_macro_to_expand): Likewise.
17657 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17659 PR tree-optimization/40026
17660 * gimplify.c (gimplify_init_constructor): Change initial conditional
17661 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17662 optimize_compound_literals_in_ctor.
17664 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17666 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17668 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17670 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17672 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17673 HOST_WIDE_INT for gap.
17675 2009-05-11 Ira Rosen <irar@il.ibm.com>
17677 PR tree-optimization/40074
17678 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17679 account in group size and step comparison.
17681 2009-05-11 Richard Guenther <rguenther@suse.de>
17683 * passes.c (init_optimization_passes): Strip now incorrect comment.
17684 (execute_function_todo): Do not set PROP_alias.
17685 * tree-pass.h (PROP_alias): Remove.
17686 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17687 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17688 * tree-nrv.c (pass_return_slot): Likewise.
17689 * tree-object-size.c (pass_object_sizes): Likewise.
17690 * tree-ssa-dom.c (pass_dominator): Likewise.
17691 (pass_phi_only_cprop): Likewise.
17692 * tree-ssa-dse.c (pass_dse): Likewise.
17693 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17694 (pass_cselim): Likewise.
17695 * tree-ssa-pre.c (pass_pre): Likewise.
17696 (pass_fre): Likewise.
17697 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17698 * tree-ssa-sink.c (pass_sink_code): Likewise.
17699 * tree-stdarg.c (pass_stdarg): Likewise.
17700 * tree-tailcall.c (pass_tail_calls): Likewise.
17701 * tree-vrp.c (pass_vrp): Likewise.
17703 2009-05-10 Ian Lance Taylor <iant@google.com>
17705 * basic-block.h (enum profile_status): Break out of struct
17706 control_flow_graph.
17707 * cgraph.h (struct inline_summary): Break out of struct
17709 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17710 of struct cgraph_order_sort.
17711 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17712 * cse.c (struct branch_path): Break out of struct
17713 cse_basic_block_data.
17714 * except.h (enum eh_region_type): Break out of struct eh_region.
17715 * gcc.c (enum add_del): Break out of struct modify_target.
17716 * genrecog.c (enum decision_type): Break out of struct decision_test.
17717 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17719 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17720 * regmove.c (enum match_use): New enum, broken out of struct match.
17721 * sched-int.h (enum post_call_group): New enum, broken out of
17723 (struct deps_reg): Break out of struct deps.
17724 * target.h (struct asm_int_op): Break out of struct gcc_target.
17725 * tree-eh.c (struct goto_queue_node): Break out of struct
17727 * tree-inline.h (enum copy_body_cge_which): Break out of
17729 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17731 * c-decl.c (in_struct, struct_types): New static variables.
17732 (pushtag): Add loc parameter. Change all callers.
17733 (lookup_tag): Add ploc parameter. Change all callers.
17734 (check_compound_literal_type): New function.
17735 (parser_xref_tag): Add loc parameter. Change all callers. If
17736 -Wc++-compat, warn about struct/union/enum types defined within a
17738 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17739 and loc parameters. Change all callers. Change error calls to
17740 error_at, using loc. For a redefinition, if the location of the
17741 original definition is known, report it. Set in_struct and
17742 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17743 (finish_struct): Add new parameters enclosing_in_struct and
17744 enclosing_struct_types. Change all callers. Set
17745 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17746 in the struct. If in a struct, add this struct to struct_types.
17747 (start_enum): Add loc parameter. Change all callers. Use
17748 error_at for errors, using loc. For a redefinition, if the
17749 location of the original definition is known, report it. If in a
17750 struct, add this enum type to struct_types. If -Wc++-compat warn
17751 if in sizeof, typeof, or alignof.
17752 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17753 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17754 (c_parser_enum_specifier): Get enum location for start_enum.
17755 (c_parser_struct_or_union_specifier): Get struct location for
17756 start_struct. Save in_struct and struct_types status between
17757 start_struct and finish_struct.
17758 (c_parser_cast_expression): Get location of cast.
17759 (c_parser_alignof_expression): Get location of type.
17760 (c_parser_postfix_expression): Likewise.
17761 (c_parser_postfix_expression_after_paren_type): Add type_loc
17762 parameter. Change all callers. Call check_compound_literal_type.
17763 Use type_loc for error about variable size type.
17764 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17765 of an enum constant from an enum type defined in a struct or union.
17766 (c_cast_expr): Add loc parameter. Change all callers. If
17767 -Wc++-compat, warn about defining a type in a cast.
17768 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17769 (start_enum, start_struct, finish_struct): Update declarations.
17770 (parser_xref_tag, c_cast_expr): Update declarations.
17771 (check_compound_literal_type): Declare.
17773 2009-05-11 Ben Elliston <bje@au.ibm.com>
17775 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17776 for recent libcpp interface change.
17777 (rs6000_macro_to_expand): Likewise.
17779 2009-05-10 Michael Matz <matz@suse.de>
17782 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17783 not at entry of function.
17785 2009-05-10 Richard Guenther <rguenther@suse.de>
17787 PR tree-optimization/40081
17789 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17790 using the main variant of the element type. Do not fiddle with
17791 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17793 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17794 structs with volatile fields.
17796 2009-05-10 Jan Hubicka <jh@suse.cz>
17798 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17799 (estimate_move_cost): Assert that it does not get called for
17801 (estimate_num_insns): Skip VOID types in argument handling.
17802 (optimize_inline_calls): Delete unreachable blocks and verify that
17803 callgraph is valid.
17805 2009-05-10 Jan Hubicka <jh@suse.cz>
17807 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17808 * cgraph.c (cgraph_mark_address_taken_node): New function.
17809 (dump_cgraph_node): Dump new flag.
17810 * cgraph.h (struct cgraph_node): Add address_taken.
17811 (cgraph_mark_address_taken_node): New function.
17812 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17813 since new direct calls can be born.
17815 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17817 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17818 tok->val.node.node.
17820 2009-05-10 Jan Hubicka <jh@suse.cz>
17822 PR middle-end/40084
17823 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17825 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17826 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17827 * tree-inline.c (copy_bb): Set frequency correctly.
17828 (fold_marked_statements): Update call to
17829 cgraph_update_edges_for_call_stmt.
17831 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17833 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17834 identifiers in diagnostics.
17835 * config/arm/arm.c (arm_handle_fndecl_attribute,
17836 arm_handle_isr_attribute): Likewise.
17837 * config/avr/avr.c (avr_handle_progmem_attribute,
17838 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17839 * config/bfin/bfin.c (handle_int_attribute,
17840 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17841 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17842 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17844 * config/darwin.c (darwin_handle_kext_attribute,
17845 darwin_handle_weak_import_attribute): Likewise.
17846 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17847 h8300_handle_eightbit_data_attribute,
17848 h8300_handle_tiny_data_attribute): Likewise.
17849 * config/i386/i386.c (ix86_handle_cconv_attribute,
17850 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17851 * config/i386/winnt.c (ix86_handle_shared_attribute,
17852 ix86_handle_selectany_attribute): Likewise.
17853 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17854 * config/m32c/m32c.c (function_vector_handler): Likewise.
17855 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17856 m68hc11_handle_fntype_attribute): Likewise.
17857 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17858 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17859 * config/mips/mips.c (mips_insert_attributes,
17860 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17861 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17862 rs6000_handle_struct_attribute): Likewise.
17863 * config/sh/sh.c (sh_insert_attributes,
17864 sh_handle_resbank_handler_attribute,
17865 sh_handle_interrupt_handler_attribute,
17866 sh2a_handle_function_vector_handler_attribute,
17867 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17869 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17870 * config/spu/spu.c (spu_handle_fndecl_attribute,
17871 spu_handle_vector_attribute): Likewise.
17872 * config/stormy16/stormy16.c
17873 (xstormy16_handle_interrupt_attribute): Likewise.
17874 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17875 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17877 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17879 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17880 (pp_translate_identifiers): New.
17881 (pp_identifier): Only conditionally translate identifier to locale
17883 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17884 (pp_base_tree_identifier): Only conditionally translate identifier
17885 to locale character set.
17886 * c-pretty-print.c (M_): Define.
17887 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17888 fragments for conditional translation with M_.
17889 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17890 identifier translation.
17892 2009-05-10 Richard Guenther <rguenther@suse.de>
17894 PR tree-optimization/40081
17895 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17896 using the main variant of the element type. Do not fiddle with
17897 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17899 2009-05-09 Jan Hubicka <jh@suse.cz>
17901 PR middle-end/40080
17902 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17903 indirect calls; verify cgraph afterwards.
17905 2009-05-09 Jan Hubicka <jh@suse.cz>
17908 * ipa.c (update_inlined_to_pointer): New function.
17909 (cgraph_remove_unreachable_nodes): Use it.
17911 2009-05-09 Jan Hubicka <jh@suse.cz>
17913 * tree-eh.c (struct leh_state): Remove prev_try.
17914 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17915 not track prev_try.
17916 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17917 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17918 remove_eh_handler_and_replace, foreach_reachable_handler,
17919 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17920 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17921 (gen_eh_region_cleanup): Update prototype.
17923 2009-05-09 Jan Hubicka <jh@suse.cz>
17925 PR middle-end/40043
17926 * except.c (copy_eh_region): Always set prev_try.
17927 (redirect_eh_edge_to_label): Find outer try.
17928 (foreach_reachable_handler): When looking for prev try
17929 handle case where previous try is not going to be taken.
17931 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17933 PR tree-optimization/40049
17934 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17935 only vector/vector shifts, convert the type of the constant to the
17936 appropriate type to avoid building incorrect trees, which
17937 eventually have problems with garbage collection.
17939 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17941 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17942 -1 for complex floating-point types if honoring signed zeros.
17944 2009-05-08 Jan Hubicka <jh@suse.cz>
17946 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17947 argument; handle correctly when profile is absent.
17948 (build_cgraph_edges): Update.
17949 (rebuild_cgraph_edges): Update.
17950 * cgraph.c: Do not include varray.h.
17951 (cgraph_set_call_stmt_including_clones): New function.
17952 (cgraph_create_edge_including_clones): Likewise
17953 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17954 (cgraph_update_edges_for_call_stmt): Handle clones.
17955 (cgraph_remove_node): Handle clone tree.
17956 (cgraph_remove_node_and_inline_clones): New function.
17957 (dump_cgraph_node): Dump clone tree.
17958 (cgraph_clone_node): Handle clone tree.
17959 (clone_function_name): Bring here from tree-inline.c.
17960 (cgraph_create_virtual_clone): New function.
17961 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17962 (cgraph_clone_info): New function.
17963 (strut cgraph_node): Add clone_info and new clone tree pointers.
17964 (cgraph_remove_node_and_inline_clones,
17965 cgraph_set_call_stmt_including_clones,
17966 cgraph_create_edge_including_clones,
17967 cgraph_create_virtual_clone): Declare.
17968 (cgraph_function_versioning): Use VEC argument.
17969 (compute_call_stmt_bb_frequency): Update prototype.
17970 (cgraph_materialize_all_clones): New function.
17971 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17972 (ipcp_create_replace_map): Update to VECtors.
17973 (ipcp_update_callgraph): Use virtual clones.
17974 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17975 (ipcp_update_profiling): Do not update local profiling.
17976 (ipcp_insert_stage): Use VECtors and virtual clones.
17977 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17978 (clone_of_p): New function.
17979 (cgraph_preserve_function_body_p): Use clone tree.
17980 (cgraph_optimize): Materialize clones.
17981 (cgraph_function_versioning): Update for VECtors.
17982 (save_inline_function_body): Use clone tree.
17983 (cgraph_materialize_clone): New function.
17984 (cgraph_materialize_all_clones): Likewise.
17985 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17986 * ipa.c: Include gimple.h.
17987 (cgraph_remove_unreachable_nodes): Use clone tree.
17988 * ipa-prop.c (ipa_note_param_call): Update call to
17989 compute_call_stmt_bb_frequencycall.
17990 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17991 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17992 (copy_bb): Handle updating of clone tree; add new edge when new call
17994 (expand_call_inline): Be strict about every call having edge.
17995 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17996 (delete_unreachable_blocks_update_callgraph): New function.
17997 (tree_function_versioning): Use VECtors; always remove unreachable
17998 blocks and fold conditionals.
17999 * tree-inline.h: Do not include varray.h.
18000 (tree_function_versioning): Remove.
18001 * Makefile.in (GTFILES): Remove tree-inline.c
18002 * passes.c (do_per_function): Do only functions having body.
18003 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18006 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18007 Andrew Morrow <acm@google.com>
18010 * c-common.c (c_common_attribute_table): Permit deprecated
18011 attribute to take an optional argument.
18012 (handle_deprecated_attribute): If the optional argument to
18013 __attribute__((deprecated)) is not a string ignore the attribute
18014 and emit a warning.
18016 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18017 * c-typeck.c (build_component_ref): Likewise.
18018 (build_external_ref): Likewise.
18020 * toplev.c (warn_deprecated_use): Add an attribute argument.
18021 Emit the message associated with __attribute__((deprecated)).
18023 * toplev.h (warn_deprecated_use): Updated.
18025 * doc/extend.texi: Document new optional parameter to
18026 __attribute__((deprecated))
18028 2009-05-08 Michael Eager <eager@eagercon.com>
18030 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18031 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18033 2009-05-08 Richard Guenther <rguenther@suse.de>
18035 PR tree-optimization/40062
18036 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18037 Avoid exponential behavior.
18039 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18041 PR rtl-optimization/33928
18043 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18044 process_uses, build_single_def_use_links): New.
18045 (update_df): Update use_def_ref.
18046 (forward_propagate_into): Use get_def_for_use instead of use-def
18048 (fwprop_init): Call build_single_def_use_links and let it initialize
18050 (fwprop_done): Free use_def_ref.
18051 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18052 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18053 df_rd_simulate_one_insn): New.
18054 (df_rd_bb_local_compute_process_def): Update head comment.
18055 (df_chain_create_bb): Use the new RD simulation functions.
18056 * df.h (df_rd_simulate_artificial_defs_at_top,
18057 df_rd_simulate_one_insn): New.
18058 * opts.c (decode_options): Enable fwprop at -O1.
18059 * doc/invoke.texi (-fforward-propagate): Document this.
18061 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18064 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18065 and one complex operand specially.
18066 * tree-complex.c (some_nonzerop): Do not identify a real value as
18067 zero if flag_signed_zeros.
18069 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18071 PR rtl-optimization/33928
18072 * loop-invariant.c (record_use): Fix && vs. || mishap.
18074 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18076 PR rtl-optimization/33928
18077 * loop-invariant.c (struct use): Add addr_use_p.
18078 (struct def): Add n_addr_uses.
18079 (struct invariant): Add cheap_address.
18080 (create_new_invariant): Set cheap_address.
18081 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18082 (record_uses): Pass df_ref to record_use.
18083 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18086 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18088 * config/sh/sh.c: Do not include c-pragma.h.
18090 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18092 * config/spu/spu.c: Remove include of c-common.h.
18094 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18097 * c-common.h (mark_valid_location_for_stdc_pragma,
18098 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18099 clear_float_const_decimal64, float_const_decimal64_p): New.
18100 * c.opt (Wunsuffixed-float-constants): New.
18101 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18102 unsuffixed float constant, handle new warning.
18103 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18104 * c-decl.c (c_scope): New flag float_const_decimal64.
18105 (set_float_const_decimal64, clear_float_const_decimal64,
18106 float_const_decimal64_p): New.
18107 (push_scope): Set new flag.
18108 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18109 to use STDC pragmas.
18110 (c_parser_external_declaration): Ditto.
18111 (c_parser_compound_statement_nostart): Ditto.
18112 * c-pragma.c (valid_location_for_stdc_pragma,
18113 mark_valid_location_for_stdc_pragma,
18114 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18115 handle_pragma_float_const_decimal64): New.
18116 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18117 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18118 set_float_const_decimal64, clear_float_const_decimal64,
18119 float_const_decimal64_p): New dummy functions.
18120 * doc/extend.texi (Decimal Float): Remove statement that the
18121 pragma, and suffix for double constants, are not supported.
18122 * doc/invoke.texi (Warning Options): List new option.
18123 (-Wunsuffixed-float-constants): New.
18125 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18127 * config/i386/i386.c: Do not include c-common.h.
18129 2009-05-07 Mark Heffernan <meheff@google.com>
18131 * doc/invoke.texi (Debugging Options): Document change of debugging
18133 * opts.c (decode_options): Make dump_base_name relative to
18134 aux_base_name directory.
18136 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18138 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18139 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18141 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18143 * Makefile.in (install-plugin): Simplify a bit.
18145 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18147 * Makefile.in (OBJS-common): Add regcprop.o.
18149 * timevar.def (TV_CPROP_REGISTERS): New.
18150 * regrename.c (regrename_optimize): Return 0.
18151 (rest_of_handle_regrename): Delete.
18152 (pass_rename_registers): Point to regrename_optimize.
18153 (struct value_data_entry, struct value_data,
18154 kill_value_one_regno, kill_value_regno, kill_value,
18155 set_value_regno, init_value_data, kill_clobbered_value,
18156 kill_set_value, kill_autoinc_value, copy_value,
18157 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18158 replace_oldest_value_reg, replace_oldest_value_addr,
18159 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18160 debug_value_data, validate_value_data): Move...
18161 * regcprop.c: ... here.
18162 (rest_of_handle_cprop): Delete.
18163 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18165 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18167 PR middle-end/40057
18168 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18169 GEN_INT for 1 << bitnum.
18170 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18171 build_int_cst_type.
18173 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18175 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18176 Remove wrong description of "nand" operation.
18178 2009-05-06 Richard Guenther <rguenther@suse.de>
18179 Adam Nemet <anemet@caviumnetworks.com>
18181 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18182 comment. Add that if LHS is not a gimple register, then RHS1 has
18183 to be a single object (GIMPLE_SINGLE_RHS).
18185 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18187 * expr.c (get_def_for_expr): Move it up in the file.
18188 (store_field): When expanding a bit-field store, look at the
18189 defining gimple stmt for the masking conversion.
18191 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18193 PR middle-end/39986
18194 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18195 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18196 32-bit memcpy into long.
18198 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18200 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18201 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18203 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18204 instead of appending DW_OP_deref*.
18206 2009-05-06 Michael Matz <matz@suse.de>
18208 PR middle-end/40021
18209 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18210 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18212 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18214 * Makefile.in (install-plugin): Fix srcdir handling.
18216 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18218 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18219 when processing for not_regs_needed bitmap.
18220 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18221 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18222 handling it for rhs.
18224 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18226 * config/i386/i386.md (unnamed inc/dec peephole): Use
18227 optimize_insn_for_size_p instead of optimize_size.
18228 * config/i386/predicates.md (incdec_operand): Likewise.
18229 (aligned_operand): Likewise.
18230 * config/i386/sse.md (divv8sf3): Likewise.
18231 (sqrtv8sf2): Likewise.
18233 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18235 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18237 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18239 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18241 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18242 ssemodesuffixf2c with avxmodesuffixf2c.
18244 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18247 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18249 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18251 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18252 (struct tree_base): Adjust spacing for 8 bit boundaries.
18253 (struct tree_decl_common): Add decl_by_reference_flag bit.
18254 (DECL_BY_REFERENCE): Adjust.
18255 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18256 print DECL_BY_REFERENCE bit.
18257 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18258 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18259 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18260 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18263 PR middle-end/39666
18264 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18265 range of the type, but default label is missing, add it with one
18266 of the existing labels instead of adding a new label for it.
18268 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18272 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18274 * Makefile.in (enable_plugin, plugin_includedir): New.
18275 (install): Depend on install-plugin.
18276 (PLUGIN_HEADERS): New.
18277 (install-plugin): New.
18278 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18280 2009-05-05 Richard Guenther <rguenther@suse.de>
18282 PR tree-optimization/40022
18283 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18285 (phivn_valid_p): Fix tuplification error, simplify.
18286 (phiprop_insert_phi): Add dumps.
18287 (propagate_with_phi): Simplify.
18289 2009-05-05 Richard Guenther <rguenther@suse.de>
18291 PR middle-end/40023
18292 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18294 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18296 * tree.h (strip_float_extensions): Remove duplicate declaration.
18297 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18298 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18299 block_ultimate_origin): Rearrange the declarations line to match the
18300 comment that indicates the .c file which the functions are defined.
18301 (dwarf2out_*, set_decl_rtl): Add comment.
18302 (get_base_address): Adjust comment.
18303 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18304 declarations line and add comment.
18305 (is_builtin_name): Add blank after function name, for clarity.
18307 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18309 * attribs.c (decl_attributes): Use %qE for identifiers in
18311 * cgraphunit.c (verify_cgraph_node): Translate function names to
18312 locale character set in diagnostics.
18313 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18315 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18316 Document that functions are named in UTF-8.
18317 * expr.c (expand_expr_real_1): Translate function names to locale
18318 character set in diagnostics.
18319 * gimplify.c (omp_notice_variable, omp_is_private,
18320 gimplify_scan_omp_clauses): Use %qE for identifiers in
18322 * langhooks.c (lhd_print_error_function): Translate function names
18323 to locale character set.
18324 * langhooks.h (decl_printable_name): Document that return value is
18325 in internal character set.
18326 * stmt.c: Include pretty-print.h
18327 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18329 (resolve_operand_name_1): Translate named operand name to locale
18331 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18333 * toplev.c (announce_function): Translate function names to locale
18335 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18336 (default_tree_printer): Use pp_identifier or translate identifiers
18337 to locale character set. Mark "<anonymous>" for translation.
18338 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18339 for identifiers in diagnostics.
18340 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18342 * varasm.c (output_constructor): Use %qE for identifiers in
18345 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18347 * configure.ac: use ` ` instead of $()
18348 * configure: Regenerate.
18350 2009-05-05 Ben Elliston <bje@au.ibm.com>
18352 * config/pa/linux-atomic.c: Eliminate conditional include of
18353 errno.h on non-LP64 systems to simplify build requirements.
18355 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18357 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18359 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18360 and pass value to identifier_to_locale.
18361 (warn_variable_length_array): Make name a tree.
18362 (grokdeclarator): Separate diagnostic texts for named and unnamed
18363 declarators. Use %qE for named declarators.
18364 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18366 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18367 identifiers in diagnostics.
18368 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18369 identifier_to_locale. Mark "anonymous" strings for translation.
18371 2009-05-04 Michael Eager <eager@eagercon.com>
18373 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18374 address for DImode/DFmode only if double-precision FP regs.
18376 2009-05-04 Michael Eager <eager@eagercon.com>
18378 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18379 TARGET_SINGLE_FLOAT check.
18381 2009-05-04 Michael Eager <eager@eagercon.com>
18383 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18385 2009-05-04 Michael Eager <eager@eagercon.com>
18387 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18388 * config/rs6000/t-xilinx: New
18390 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18392 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18393 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18394 * gcc/explow.c (memory_address): Use target hook.
18395 * gcc/targhooks.c (default_legitimize_address): New.
18396 * gcc/targhooks.h (default_legitimize_address): New.
18397 * gcc/target.h (legitimize_address): New.
18398 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18399 (TARGET_INITIALIZER): Include it.
18400 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18402 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18403 * config/bfin/bfin.c (legitimize_address): Remove.
18404 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18405 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18407 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18408 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18410 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18411 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18412 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18413 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18414 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18415 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18416 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18417 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18418 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18419 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18420 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18421 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18422 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18423 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18424 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18425 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18426 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18427 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18428 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18429 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18430 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18431 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18432 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18434 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18435 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18436 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18437 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18438 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18439 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18440 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18441 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18442 (thumb_legitimize_address): Delete.
18443 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18444 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18445 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18446 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18447 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18448 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18450 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18453 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18454 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18455 * config/m32r/m32r.c (m32r_legitimize_address): New.
18456 * config/m68k/m68k.c (m68k_legitimize_address): New.
18457 * config/score/score.c (score_legitimize_address): Standardize.
18458 * config/score/score3.c (score3_legitimize_address): Standardize.
18459 * config/score/score3.h (score3_legitimize_address): Adjust.
18460 * config/score/score7.c (score7_legitimize_address): Standardize.
18461 * config/score/score7.h (score7_legitimize_address): Adjust.
18462 * config/sh/sh.c (sh_legitimize_address): New.
18463 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18465 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18466 (s390_legitimize_address): ... this.
18467 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18468 (sparc_legitimize_address): ... this.
18469 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18470 (ix86_legitimize_address): ... this.
18471 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18472 (avr_legitimize_address): ... this.
18473 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18474 (mn10300_legitimize_address): ... this.
18475 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18476 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18477 (alpha_expand_mov): Adjust call.
18479 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18480 * config/spu/spu.c (spu_legitimize_address): Likewise.
18481 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18482 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18484 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18486 * intl.c (locale_encoding, locale_utf8): New.
18487 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18488 * intl.h (locale_encoding, locale_utf8): Declare.
18489 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18490 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18492 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18494 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18495 (pp_base_tree_identifier): Declare as function.
18496 (identifier_to_locale): Declare.
18497 * Makefile.in (pretty-print.o): Update dependencies.
18498 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18500 2009-05-04 Richard Guenther <rguenther@suse.de>
18502 PR middle-end/40015
18503 * builtins.c (fold_builtin_memory_op): Do not decay to element
18504 type if the size matches the whole array.
18506 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18508 * expmed.c (synth_mult): When trying out a shift, pass the result
18511 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18513 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18514 (shiftsub1_cost): New.
18515 (init_expmed): Compute shiftsub1_cost.
18516 (synth_mult): Optimize multiplications by constants of the form
18517 -(2^^m-1) for some constant positive integer m.
18519 2009-05-03 Richard Guenther <rguenther@suse.de>
18522 * c-typeck.c (array_to_pointer_conversion): Do not built
18523 ADDR_EXPRs of arrays of pointer-to-element type.
18524 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18525 up wrong ADDR_EXPRs after-the-fact.
18526 * c-common.c (strict_aliasing_warning): Strip pointer
18527 conversions for obtaining the original type.
18528 * builtins.c (fold_builtin_memset): Handle array types.
18529 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18532 2009-05-03 Richard Guenther <rguenther@suse.de>
18534 PR middle-end/23329
18535 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18536 Do not lose casts from array types with unknown extent to array
18537 types with known extent.
18538 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18539 alias set compatibility.
18541 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18543 * flags.h (extra_warnings): Delete.
18544 * toplev.c (process_options): Handle Wuninitialized here.
18545 * opts.c (extra_warnings): Delete.
18546 (set_Wextra): Delete.
18547 (common_handle_option): -Wextra can be handled automatically.
18548 * c-opts.c (c_common_handle_option): Delete obsolete code.
18549 (c_common_post_options): Simplify comment.
18550 * common.opt (W): Add Var.
18552 (Wuninitialized): Initialize to -1.
18554 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18555 Richard Guenther <rguenther@suse.de>
18557 * expr.c (get_def_for_expr): New function.
18558 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18559 SSA rather than trees.
18560 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18561 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18563 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18565 * c-common.c (reswords): Add _Imaginary.
18566 * c-common.c (enum rid): Add RID_IMAGINARY.
18568 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18570 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18571 Patch by Richard Guenther.
18573 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18575 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18576 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18577 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18578 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18579 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18580 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18581 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18582 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18583 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18584 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18585 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18586 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18587 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18588 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18589 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18590 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18591 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18592 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18594 2009-05-02 Richard Guenther <rguenther@suse.de>
18596 PR tree-optimization/39940
18597 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18600 2009-05-02 Richard Guenther <rguenther@suse.de>
18602 PR middle-end/40001
18603 * tree-ssa.c (execute_update_addresses_taken): Properly check
18604 if we can mark a variable DECL_GIMPLE_REG_P.
18605 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18606 back to the end of the function.
18607 (is_gimple_reg_type): Remove complex type special casing.
18608 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18611 2009-05-02 Ben Elliston <bje@au.ibm.com>
18613 * doc/collect2.texi (Collect2): Document search path behaviour
18614 when configured with --with-ld.
18616 2009-05-02 Jan Hubicka <jh@suse.cz>
18618 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18619 parameter; update callers.
18620 (coalesce_cost_edge): EH edges are costier because they needs
18621 splitting even if not critical and even more costier when there are
18622 multiple EH predecestors.
18624 2009-05-02 Jan Hubicka <jh@suse.cz>
18626 * except.c (remove_eh_handler_and_replace): Handle updating after
18627 removing TRY blocks.
18629 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18631 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18633 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18635 * varasm.c: Do not include c-pragma.h.
18636 * attribs.c: Do not incude c-common.h.
18638 2009-05-01 Michael Matz <matz@suse.de>
18640 * calls.c (initialize_argument_information): Handle SSA names like
18641 decls with a non MEM_P DECL_RTL.
18643 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18645 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18646 * ipa-utils.c: Likewise.
18647 * ipa-type-escape.c: Likewise.
18648 * cgraphunit.c Do not include c-common.h.
18649 * ipa-pure-const.c: Likewise.
18650 * tree-if-conv.c: Likewise.
18651 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18652 * ipa-struct-reorg.c: Likewise.
18653 * tree-nomudflap.c: Likewise.
18654 * tree-ssa-structalias.c: Likewise.
18656 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18658 * store-motion.c: Many cleanups to make this pass a first-class
18659 citizen instead of an appendix to gcse load motion. Add TODO list
18660 to make this pass faster/cleaner/better.
18662 (struct ls_expr): Post gcse.c-split cleanups.
18663 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18664 "stores" field to "avail_stores".
18665 (pre_ldst_mems): Rename to store_motion_mems.
18666 (pre_ldst_table): Rename to store_motion_mems_table.
18667 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18668 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18669 (ldst_entry): Rename to st_expr_entry, update users.
18670 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18671 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18672 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18674 (first_ls_expr): Rename to first_st_expr, update users.
18675 (next_ls_expr): Rename to next_st_expr, update users.
18676 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18677 fields properly for store motion instead of names inherited from load
18679 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18680 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18683 (ae_kill): Rename to st_kill, update users.
18684 (ae_gen): Rename to st_avloc, update users.
18685 (transp): Rename to st_transp, update users.
18686 (pre_insert_map): Rename to st_insert_map, update users.
18687 (pre_delete_map): Rename to st_delete_map, update users.
18688 (insert_store, build_store_vectors, free_store_memory,
18689 one_store_motion_pass): Update for abovementioned changes.
18691 (gcse_subst_count, gcse_create_count): Remove.
18692 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18693 and "n_stores_created", local variables.
18695 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18698 (regvec, compute_store_table_current_insn): Remove.
18699 (reg_set_info, reg_clear_last_set): Remove.
18700 (compute_store_table): Use DF caches instead of local dataflow
18703 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18705 * c-objc-common.c (c_tree_printer): Print identifiers with
18706 pp_identifier, not pp_string. Mark "({anonymous})" for
18708 * c-pretty-print.c (pp_c_ws_string): New.
18709 (pp_c_cv_qualifier, pp_c_type_specifier,
18710 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18711 pp_c_storage_class_specifier, pp_c_function_specifier,
18712 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18713 pp_c_primary_expression, pp_c_postfix_expression,
18714 pp_c_unary_expression, pp_c_shift_expression,
18715 pp_c_relational_expression, pp_c_equality_expression,
18716 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18717 use pp_string and pp_c_ws_string in place of pp_identifier and
18718 pp_c_identifier for non-identifiers. Mark English strings for
18720 * c-pretty-print.h (pp_c_ws_string): Declare.
18722 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18723 Roland McGrath <roland@redhat.com>
18725 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18726 (ENABLE_LD_BUILDID): New configuration option.
18727 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18728 (LINK_BUILDID_SPEC): New macro.
18729 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18731 * doc/install.texi: Document --enable-linker-build-id option.
18732 * configure: Rebuild.
18733 * config.in: Rebuild.
18735 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18737 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18738 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18739 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18740 MIPS_GP_SAVE_AREA_SIZE.
18741 * config/mips/mips.c (struct mips_frame_info): Update comment
18742 before arg_pointer_offset and hard_frame_pointer_offset.
18743 (mips_compute_frame_info): Update diagram before function: to
18744 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18745 indicate the position of frame_pointer_rtx with -fstack-protector and
18746 to show args_size. Don't allocate cprestore area for leaf functions
18747 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18749 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18751 2009-04-30 Michael Matz <matz@suse.de>
18753 PR tree-optimization/39955
18754 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18756 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18758 * ira.c (setup_cover_and_important_classes): Use safe macro
18759 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18761 * genpreds.c (write_tm_preds_h): Output suitable definition of
18762 REG_CLASS_FOR_CONSTRAINT.
18764 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18766 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18768 * bitmap.c (bitmap_descriptor): Likewise.
18769 * ggc-common.c (loc_descriptor): Likewise.
18770 * varray.c (varray_descriptor): Likewise.
18771 * vec.c (vec_descriptor): Likewise.
18773 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18775 * Makefile.in (dce.o): Add $(EXCEPT_H).
18776 * dce.c: Include except.h and delete redundant vector definitions.
18777 (deletable_insn_p): Return false for non-call insns that can throw
18780 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18782 * gcse.c (ae_gen): Remove.
18783 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18784 and make non-static function to make it available in store-motion.c.
18785 Update call sites with search-and-replace.
18786 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18787 extract_mentioned_regs, extract_mentioned_regs_helper,
18788 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18789 store_killed_in_insn, store_killed_after, store_killed_before,
18790 build_store_vectors, insert_insn_start_basic_block, insert-store,
18791 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18792 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18793 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18794 * store-motion.c: ...new file. Also copy data structures from gcse.c
18795 and clean up to remove parts not used by store motion.
18796 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18797 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18799 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18802 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18803 when optimizing for size.
18805 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18807 * gcse.c (gcse_constant_p): Fix typo in last change.
18809 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18811 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18813 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18815 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18817 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18819 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18820 CONST_HIGH_PART result.
18822 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18824 * config/avr/avr.c (initial_elimination_offset): Rename to
18825 avr_initial_elimination_offset.
18826 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18827 change return type to bool.
18828 (avr_can_eliminate): New function.
18829 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18830 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18831 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18832 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18833 avr_initial_elimination_offset.
18834 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18835 (avr_initial_elimination_offset): Define.
18837 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18838 Steven Bosscher <steven@gcc.gnu.org>
18840 PR rtl-optimization/39938
18841 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18842 * cfgrtl.c: Include insn-attr.h.
18843 (rest_of_pass_free_cfg): New function.
18844 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18845 * resource.c (init_resource_info): Remove call to df_analyze.
18847 2009-04-29 Richard Guenther <rguenther@suse.de>
18850 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18851 allow conversion to signed integers.
18853 2009-04-29 Richard Guenther <rguenther@suse.de>
18855 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18856 shifts of floating point vectors if the shift amount is
18857 a constant multiple of the element size.
18859 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18860 Michael Matz <matz@suse.de>
18862 PR middle-end/39927
18864 * tree-outof-ssa.c (emit_partition_copy): New function.
18865 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18866 insert_part_to_rtx_on_edge): Perform the partition base var
18867 copy using emit_partition_copy.
18868 (insert_value_copy_on_edge): Convert constants to the right mode.
18869 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18870 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18872 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18874 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18875 scan backwards to try to find a constant to initialize it.
18877 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18878 insn before the loop_end instruction, don't look past labels.
18880 2009-04-29 Richard Guenther <rguenther@suse.de>
18882 PR middle-end/39937
18883 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18884 loose type conversions.
18885 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18886 stmts only if there are no uses of its definition.
18888 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18890 * config/bfin/bfin.h (splitting_loops): Declare.
18891 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18892 Reorder bit definitions to be ascending.
18893 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18894 * config/bfin/bfin.c (splitting_loops): New variable.
18895 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18896 (struct loop_info): Remove members INIT and LOOP_INIT.
18897 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18898 the LSETUP sequence. Allow LC to be loaded from any register, but
18899 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18900 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18902 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18903 of reload_completed.
18906 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18908 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18910 * Makefile.in (PLUGIN_VERSION_H): New.
18911 (OBJS-common): Remove plugin-version.o.
18912 (plugin.o): Depend on (PLUGIN_VERSION_H).
18913 (plugin-version.o): Remove.
18914 * configure: Regenerate
18915 * configure.ac: Create plugin-version.h.
18916 * gcc-plugin.h (plugin_gcc_version): Remove.
18917 (plugin_default_version_check): Change signature.
18918 * plugin-version.c: Remove.
18919 * plugin.c: Include plugin-version.h.
18920 (str_plugin_gcc_version_name): Remove.
18921 (try_init_one_plugin): Pass gcc version to plugin_init.
18922 (plugin_default_version_check): Both gcc and plugin versions are now
18925 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18927 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18928 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18929 Remove special case testing for last insn of inner loops. Don't fail
18930 if the loop ends with a jump, emit an extra nop instead.
18932 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18933 DREGS rather than comparing directly. Remove code that tries to
18934 account for latencies.
18936 2009-04-29 Richard Guenther <rguenther@suse.de>
18938 PR tree-optimization/39941
18939 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18940 eliminating an indirect call.
18942 2009-04-29 Richard Guenther <rguenther@suse.de>
18944 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18945 parameter. Allow invariants as base if !require_lvalue.
18946 (verify_gimple_assign_single): Adjust.
18948 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18950 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18951 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18952 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18953 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18954 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18956 * config/bfin/bfin.c (bfin_expand_builtin,
18957 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18959 2009-04-28 Richard Guenther <rguenther@suse.de>
18961 * tree-vect-loop.c (get_initial_def_for_induction): Use
18962 correct types for pointer increment.
18964 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18966 * toplev.c (print_version): Update GMP version string calculation.
18968 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18970 PR rtl-optimization/39938
18971 * resource.c (init_resource_info): Add call to df_analyze.
18973 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18975 * config/alpha/alpha.md (usegp): Cast the result of
18976 alpha_find_lo_sum_using_gp to enum attr_usegp.
18977 * config/alpha/alpha.c (override_options): Remove end-of-structure
18978 marker element from cpu_table. Use array size of cpu_table to handle
18979 -mcpu and -mtune options.
18980 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18982 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18984 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18985 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18986 tune_32 and tune_64.
18987 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18988 support on PowerPC.
18989 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18990 * config/rs6000/option-defaults.h: ... here. New file.
18991 (OPT_64, OPT_32): Define.
18992 (MASK_64BIT): Define to 0 if not already defined.
18993 (OPT_ARCH64, OPT_ARCH32): Define.
18994 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18997 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18999 * config/arm/arm.c (arm_override_options): Emit error on using
19002 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19004 PR rtl-optimization/39914
19005 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19006 registers for allocnos created from user-defined variables only
19007 when not optimizing.
19009 2009-04-28 Richard Guenther <rguenther@suse.de>
19011 PR middle-end/39937
19012 * fold-const.c (fold_binary): Use distribute_real_division only
19015 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19017 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19018 add hpux-stdint.h to tm_file.
19019 (hppa[12]*-*-hpux11*): Ditto.
19020 (ia64*-*-hpux*): Ditto.
19021 * config/hpux-stdint.h: New.
19022 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19023 __STDC_EXT__ for all compiles.
19024 * config/pa/pa-hpux.h: Ditto.
19025 * config/pa/pa-hpux10.h: Ditto.
19026 * config/pa/pa-hpux11.h: Ditto.
19028 2009-04-28 Catherine Moore <clm@codesourcery.com>
19030 * debug.h (set_name): Add comment.
19032 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19035 * config/darwin.c (machopic_gen_offset): Check
19036 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19037 * config/arm/arm.c (require_pic_register): Likewise.
19039 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19041 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19042 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19043 m32c_promote_prototypes): Delete.
19045 2009-04-28 Michael Matz <matz@suse.de>
19047 PR middle-end/39922
19048 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19051 2009-04-28 Richard Guenther <rguenther@suse.de>
19053 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19055 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19057 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19058 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19059 * config/arm/arm-tune.md: Regenerate.
19061 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19063 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19064 block if there are complex incoming edges.
19065 (sel_merge_blocks): Remove useless assert.
19066 (sel_redirect_edge_and_branch): Check that edge was redirected.
19067 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19068 (sel_find_rgns): Delete declaration.
19069 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19070 the region when it is not a preheader.
19072 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19075 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19077 2009-04-28 Richard Guenther <rguenther@suse.de>
19079 * tree.h (SSA_NAME_VALUE): Remove.
19080 (struct tree_ssa_name): Remove value_handle member.
19081 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19082 array for jump threading.
19083 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19085 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19086 * tree-flow.h (threadedge_initialize_values): Declare.
19087 (threadedge_finalize_values): Likewise.
19088 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19089 (SSA_NAME_VALUE): Define.
19090 (threadedge_initialize_values): New function.
19091 (threadedge_finalize_values): Likewise.
19092 * tree-ssa-dom.c (ssa_name_values): New global variable.
19093 (SSA_NAME_VALUE): Define.
19094 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19096 2009-04-28 Ira Rosen <irar@il.ibm.com>
19098 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19099 Use REPORT_VECTORIZED_LOCATIONS instead
19100 REPORT_VECTORIZED_LOOPS.
19101 * tree-vectorizer.c (vect_verbosity_level): Make static.
19102 (vect_loop_location): Rename to vect_location.
19103 (vect_set_verbosity_level): Update comment.
19104 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19106 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19107 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19108 instead REPORT_UNVECTORIZED_LOOPS.
19109 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19110 and vect_loop_def to vect_external_def and vect_internal_def.
19111 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19112 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19113 REPORT_UNVECTORIZED_LOCATIONS.
19114 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19115 and vect_used_in_loop and to vect_unused_in_scope and
19116 vect_used_in_scope.
19117 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19118 (vect_verbosity_level): Remove declaration.
19119 (vect_analyze_operations): Likewise.
19120 (vect_analyze_stmt): Declare.
19121 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19122 REPORT_UNVECTORIZED_LOCATIONS.
19123 (vect_get_loop_niters): Fix indentation.
19124 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19125 (vect_analyze_loop_operations): New function.
19126 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19127 vect_analyze_operations.
19128 (vect_is_simple_reduction): Use new names.
19129 (vectorizable_live_operation, vect_transform_loop): Likewise.
19130 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19131 to specify whether the data references can be a part of interleaving
19133 (vect_analyze_data_ref_dependence): Use new names.
19134 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19135 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19136 * tree-vect-patterns.c (widened_name_p): Use new names.
19137 (vect_recog_dot_prod_pattern): Likewise.
19138 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19139 (process_use, vect_mark_stmts_to_be_vectorized,
19140 vect_model_simple_cost, vect_model_store_cost,
19141 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19142 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19143 vectorizable_operation, vectorizable_type_demotion,
19144 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19145 vectorizable_condition): Likewise.
19146 (vect_analyze_operations): Split into vect_analyze_loop_operations
19148 (vect_analyze_stmt): ... new function.
19149 (new_stmt_vec_info): Use new names.
19150 (vect_is_simple_use): Use new names and fix comment.
19151 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19152 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19154 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19157 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19158 and integer modes for x87 operands. Do not ICE for unsupported size,
19159 generate error instead. Generate error for unsupported operand types.
19160 ['z']: Do not handle HImode memory operands specially. Warning
19161 for floating-point operands. Fallthru to 'Z' for unsupported operand
19162 types. Do not ICE for unsupported size, generate error instead.
19163 (output_387_binary_op): Use %Z to output operands.
19164 (output_fp_compare): Ditto.
19165 (output_387_reg_move): Ditto.
19167 2009-04-28 Ben Elliston <bje@au.ibm.com>
19172 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19174 * builtins.c (c_strlen): Do not warn here.
19175 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19176 * c-common.c (pointer_int_sum): Take an explicit location.
19177 Warn about offsets out of bounds.
19178 * c-common.h (pointer_int_sum): Adjust declaration.
19180 2009-04-27 Ian Lance Taylor <iant@google.com>
19182 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19184 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19185 * df-core.c (df_set_flags): Change return type to int. Change
19186 type of old_flags to int.
19187 (df_clear_flags): Likewise.
19188 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19189 (df_get_conditional_uses): Likewise.
19190 * df.h (df_set_flags, df_clear_flags): Update declarations.
19191 * dwarf2out.c (struct indirect_string_node): Change type of form
19192 field to enum dwarf_form.
19193 (AT_string_form): Change return type to enum dwarf_form.
19194 * fixed-value.c (fixed_compare): Add cast to enum type.
19195 * fwprop.c (update_df): Change 0 to VOIDmode.
19196 * gensupport.c: Change 0 to UNKNOWN.
19197 * gimple.h (gimple_cond_code): Add cast to enum type.
19198 * haifa-sched.c (reemit_notes): Add cast to enum type.
19199 * hooks.c (hook_int_void_no_regs): Remove function.
19200 * hooks.h (hook_int_void_no_regs): Remove declaration.
19201 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19202 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19203 * real.c (real_arithmetic): Add cast to enum type.
19204 (real_compare): Likewise.
19205 * target.h (struct gcc_target): Change return type of
19206 branch_target_register_class to enum reg_class.
19207 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19208 default_branch_target_register_class.
19209 * targhooks.c (default_branch_target_register_class): New function.
19210 * targhooks.h (default_branch_target_register_class): Declare.
19211 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19212 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19214 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19216 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19217 vect_uninitialized_def. Change 0 to ERROR_MARK.
19218 * tree-vect-stmts.c (supportable_widening_operation): Don't
19219 initialize icode1 and icode2.
19220 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19221 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19223 (cmn_err_flag_specs): Change 0 to STD_C89.
19224 (cmn_err_char_table): Likewise.
19225 * config/arm/arm.c (get_arm_condition_code): Change type of code
19226 to enum arm_cond_code.
19227 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19228 (IWMMXT_BUILTIN2): Likewise.
19229 (neon_builtin_type_bits): Don't define typedef.
19230 (neon_builtin_datum): Change type of bits field to int.
19231 (arm_expand_neon_args): Add cast to enum type.
19232 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19234 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19235 casts to enum type.
19236 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19238 * config/mips/mips.md (jal_macro): Return enum constant.
19239 (single_insn): Likewise.
19240 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19242 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19243 casts to enum type.
19244 * config/s390/s390.c (s390_tune_flags): Change type to int.
19245 (s390_arch_flags): Likewise.
19246 (s390_handle_arch_option): Change flags field of struct pta to int.
19247 * config/s390/s390.h (s390_tune_flags): Update declaration.
19248 (s390_arch_flags): Likewise.
19249 * config/sh/sh.c (prepare_move_operands): Compare
19250 tls_symbolic_operand result with enum constant.
19251 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19252 (sh_expand_prologue): Add cast to enum type.
19253 (sh_expand_epilogue): Likewise.
19254 (tls_symbolic_operand): Change return type to enum tls_model.
19255 (fpscr_set_from_mem): Add cast to enum type.
19256 (legitimize_pic_address): Compare tls_symbolic_operand result with
19258 (sh_target_reg_class): Change return type to enum reg_class.
19259 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19261 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19262 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19263 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19264 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19265 (delayed_branch, tls_call_delay): Likewise.
19266 (eligible_for_sibcall_delay): Likewise.
19267 (eligible_for_return_delay): Likewise.
19268 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19269 (spu_expand_builtin_1): Likewise.
19271 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19272 for all types of conversions.
19273 (output_init_element): Issue -Wc++-compat warning if needed when
19274 initializing a bitfield with enum type.
19275 * c-parser.c (c_parser_expression): Set original_type to
19276 original_type of right hand operand of comma operator.
19278 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19280 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19282 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19283 * doc/cpp.texi (Standard Predefined Macros)
19284 (Implementation-defined behavior): Likewise.
19285 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19286 * doc/gimple.texi (GIMPLE Exception Handling)
19287 (@code{GIMPLE_ASSIGN}): Likewise.
19288 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19289 * doc/invoke.texi (Warning Options, Optimize Options)
19290 (AVR Options, Darwin Options): Likewise.
19291 (Optimize Options): Reformulate -fwhole-program description.
19292 * doc/loop.texi (Lambda): Likewise.
19293 * doc/md.texi (Output Template, Define Constraints)
19294 (Standard Names, Insn Splitting): Likewise.
19295 * doc/options.texi (Option properties): Likewise.
19296 * doc/passes.texi (Tree-SSA passes): Likewise.
19297 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19298 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19299 (File Names and DBX): Likewise.
19300 * doc/trouble.texi (Incompatibilities): Likewise.
19302 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19304 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19305 instruction is correct.
19307 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19309 Allow non-constant arguments to conversion intrinsics.
19310 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19311 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19312 * spu.c (print_operand): Handle 'v' and 'w'.
19313 (exp2_immediate_p, spu_gen_exp2): Define.
19314 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19315 spu_convtf_1): Update parameter descriptions.
19316 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19317 * constraints.md ('v', 'w'): New.
19318 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19320 (i2f, I2F): New define_mode_attr.
19321 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19322 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19323 fixuns_truncv4sfv4si2): Update to use mode attribute.
19324 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19325 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19326 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19327 patterns for combine.
19329 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19331 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19332 (cprop, hoist, pre, store_motion): New debug counters.
19333 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19334 is not an RTL pass anymore.
19335 (pass_profiling): Remove extern decl for pass removed in 2005.
19336 (pass_gcse, pass_jump_bypass): Remove.
19337 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19338 to 0 for clean state.
19339 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19340 * cse.c (gate_handle_cse_after_global_opts,
19341 rest_of_handle_cse_after_global_opts): New functions.
19342 (pass_cse_after_global_opts): New pass, does local CSE.
19343 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19344 (TV_CPROP): New timevar.
19345 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19346 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19347 (gcse_main, recompute_all_luids): Remove.
19348 (compute_hash_table_work): Call max_reg_num instead of reading
19350 (cprop_jump): Don't set run_jump_opt_after_gcse.
19351 (constprop_register): Always allow to alter jumps.
19352 (cprop_insn): Likewise.
19353 (do_local_cprop): Likewise.
19354 (local_cprop_pass): Likewise. Return non-zero if something changed.
19355 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19356 (find_implicit_sets): Add note about missed optimization opportunity.
19357 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19358 pass_rtl_cprop execute function.
19359 Don't bother tracking the pass number, each pass gets its own dumpfile
19361 Always allow to alter jumpsand bypass jumps.
19362 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19363 will just find no suitable set.
19364 (pre_edge_insert): Fix dumping, this function is for PRE only.
19365 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19366 pass_rtl_pre execute function.
19367 (hoist_code): Return non-zero if something changed. Keep track of
19368 substitutions and insertions for statistics gathering similar to PRE.
19369 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19370 called from the pass_rtl_hoist execute function. Show pass statistics.
19371 (compute_store_table): Use max_reg_num directly instead of using the
19372 formerly global max_gcse_regno.
19373 (build_store_vectors): Likewise.
19374 (replace_store_insn): Fix dumping.
19375 (store_motion): Rename to ...
19376 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19377 pass, called from the pass_rtl_store_motion execute function. Keep
19378 track of substitutions and insertions for statistics gathering similar
19380 (bypass_jumps): Remove, fold interesting bits into ...
19381 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19382 from the pass_rtl_cprop execute function.
19383 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19384 pass_jump_bypass): Remove.
19385 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19386 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19387 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19388 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19389 (gate_rtl_store_motion, execute_rtl_store_motion,
19390 pass_rtl_store_motion): New.
19391 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19392 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19393 * passes.c (init_optimization_passes): Remove pass_gcse and
19394 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19395 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19396 instead of pass_jump_bypass.
19398 2009-04-27 Richard Guenther <rguenther@suse.de>
19400 PR middle-end/39928
19401 * gimplify.c (gimplify_expr): If we are required to create
19402 a temporary make sure it ends up as register.
19404 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19407 * config/i386/i386.c (construct_container): Don't call
19408 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19409 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19411 2009-04-27 Michael Matz <matz@suse.de>
19413 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19414 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19415 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19416 (dump_replaceable_exprs): Take a bitmap.
19417 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19419 (expand_gimple_basic_block): Likewise.
19420 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19421 replaceable_expressions member a bitmap.
19422 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19423 (mark_replaceable): Likewise.
19424 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19425 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19427 2009-04-27 Richard Guenther <rguenther@suse.de>
19429 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19430 (verify_stmts): Dispatch to gimple/type verification code.
19431 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19432 issue with call argument types.
19434 2009-04-27 Michael Matz <matz@suse.de>
19436 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19437 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19440 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19441 Eric Botcazou <ebotcazou@adacore.com>
19443 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19444 a label's basic block.
19445 (mark_target_live_regs): Tidy and rework obsolete comments.
19446 Change back DF problem to LIVE. If a label starts a basic block,
19447 assume that all registers that used to be live then still are.
19448 (init_resource_info): If a label starts a basic block, set its
19449 BLOCK_FOR_INSN accordingly.
19450 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19452 2009-04-27 Richard Guenther <rguenther@suse.de>
19454 * tree-flow-inline.h (function_ann): Remove.
19455 (get_function_ann): Likewise.
19456 * tree-dfa.c (create_function_ann): Remove.
19457 * tree-flow.h (struct static_var_ann_d): Remove.
19458 (struct function_ann_d): Likewise.
19459 (union tree_ann_d): Remove fdecl member.
19460 (function_ann_t): Remove.
19461 (function_ann, get_function_ann, create_function_ann): Remove
19464 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19466 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19468 2009-04-27 Jan Hubicka <jh@suse.cz>
19470 * ipa-pure-const.c (struct funct_state_d): New fields
19471 state_previously_known, looping_previously_known; remove
19472 state_set_in_source.
19473 (analyze_function): Use new fields.
19474 (propagate): Avoid assumption that state_set_in_source imply
19477 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19478 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19479 * cfgloop.h (finite_loop_p): Declare.
19481 2009-04-26 Michael Matz <matz@suse.de>
19483 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19485 2009-04-26 Michael Matz <matz@suse.de>
19487 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19488 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19489 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19490 pass_mark_used_blocks): Remove.
19491 * tree-optimize.c (pass_free_datastructures,
19492 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19493 * passes.c (init_optimization_passes): Don't call
19494 pass_mark_used_blocks, remove dead code.
19496 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19498 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19499 * tree-ssa-live.h (register_ssa_partition): Likewise.
19501 2009-04-26 Michael Matz <matz@suse.de>
19504 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19505 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19506 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19508 (compare_pairs): Swap cost comparison.
19509 (coalesce_ssa_name): Don't use change_partition_var.
19510 * tree-nrv.c (struct nrv_data): Add modified member.
19511 (finalize_nrv_r): Set it.
19512 (tree_nrv): Use it to update statements.
19513 (pass_nrv): Require PROP_ssa.
19514 * tree-mudflap.c (mf_decl_cache_locals,
19515 mf_build_check_statement_for): Use make_rename_temp.
19516 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19517 * alias.c (find_base_decl): Handle SSA names.
19518 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19519 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19520 * rtl.h (set_reg_attrs_for_parm): Declare.
19521 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19522 to "optimized", remove unused locals at finish.
19523 (execute_free_datastructures): Make global, call
19524 delete_tree_cfg_annotations.
19525 (execute_free_cfg_annotations): Don't call
19526 delete_tree_cfg_annotations.
19528 * ssaexpand.h: New file.
19529 * expr.c (toplevel): Include ssaexpand.h.
19530 (expand_assignment): Handle SSA names the same as register variables.
19531 (expand_expr_real_1): Expand SSA names.
19532 * cfgexpand.c (toplevel): Include ssaexpand.h.
19533 (SA): New global variable.
19534 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19535 (SSAVAR): New macro.
19536 (set_rtl): New helper function.
19537 (add_stack_var): Deal with SSA names, use set_rtl.
19538 (expand_one_stack_var_at): Likewise.
19539 (expand_one_stack_var): Deal with SSA names.
19540 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19541 before unique numbers.
19542 (expand_stack_vars): Use set_rtl.
19543 (expand_one_var): Accept SSA names, add asserts for them, feed them
19544 to above subroutines.
19545 (expand_used_vars): Expand all partitions (without default defs),
19546 then only the local decls (ignoring those expanded already).
19547 (expand_gimple_cond): Remove edges when jumpif() expands an
19548 unconditional jump.
19549 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19550 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19552 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19553 members of SA; deal with PARM_DECL partitions here; expand
19554 all PHI nodes, free tree datastructures and SA. Commit instructions
19555 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19556 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19557 info and statements at start, collect garbage at finish.
19558 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19559 (VAR_ANN_PARTITION) Remove.
19560 (change_partition_var): Don't declare.
19561 (partition_to_var): Always return SSA names.
19562 (var_to_partition): Only accept SSA names.
19563 (register_ssa_partition): Only check argument.
19564 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19566 (delete_var_map): Don't free it.
19567 (var_union): Only accept SSA names, simplify.
19568 (partition_view_init): Mark only useful SSA names as used.
19569 (partition_view_fini): Only deal with SSA names.
19570 (change_partition_var): Remove.
19571 (dump_var_map): Use ssa_name instead of partition_to_var member.
19572 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19574 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19575 (struct _elim_graph): New member const_dests; nodes member vector of
19577 (set_location_for_edge): New static helper.
19578 (create_temp): Remove.
19579 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19580 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19581 (new_elim_graph): Allocate const_dests member.
19582 (clean_elim_graph): Truncate const_dests member.
19583 (delete_elim_graph): Free const_dests member.
19584 (elim_graph_size): Adapt to new type of nodes member.
19585 (elim_graph_add_node): Likewise.
19586 (eliminate_name): Likewise.
19587 (eliminate_build): Don't take basic block argument, deal only with
19588 partition numbers, not variables.
19589 (get_temp_reg): New static helper.
19590 (elim_create): Use it, deal with RTL temporaries instead of trees.
19591 (eliminate_phi): Adjust all calls to new signature.
19592 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19593 (rewrite_trees): Only do checking.
19594 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19595 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19596 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19597 contains_tree_r, MAX_STMTS_IN_LATCH,
19598 process_single_block_loop_latch, analyze_edges_for_bb,
19599 perform_edge_inserts): Remove.
19600 (expand_phi_nodes): New global function.
19601 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19602 functions, initialize new parameter, remember partitions having a
19604 (finish_out_of_ssa): New global function.
19605 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19606 don't reset in_ssa_p here, don't disable TER when mudflap.
19607 (pass_del_ssa): Remove.
19608 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19610 (execute_free_datastructures): Declare.
19611 * Makefile.in (SSAEXPAND_H): New variable.
19612 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19613 * basic-block.h (commit_one_edge_insertion): Declare.
19614 * passes.c (init_optimization_passes): Move pass_nrv and
19615 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19616 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19617 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19618 (redirect_branch_edge): Deal with super block when expanding, split
19619 out jump patching itself into ...
19620 (patch_jump_insn): ... here, new static helper.
19622 2009-04-26 Michael Matz <matz@suse.de>
19624 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19625 beyond num_ssa_names.
19626 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19627 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19629 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19631 PR inline-asm/39543
19632 * fwprop.c (forward_propagate_asm): New function.
19633 (forward_propagate_and_simplify): Propagate also into __asm, if it
19634 doesn't increase the number of referenced registers.
19637 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19639 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19641 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19642 note_nonlocal_vla_type for nonlocal VLAs.
19643 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19644 contains_remapped_vars, remap_vla_decls): New functions.
19645 (convert_nonlocal_reference_stmt): If not optimizing, call
19646 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19647 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19648 if it wasn't found in var_map.
19649 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19650 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19651 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19653 * gimplify.c (nonlocal_vlas): New variable.
19654 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19656 (gimplify_body): Create and destroy nonlocal_vlas.
19658 * dwarf2out.c (loc_descr_plus_const): New function.
19659 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19660 mem_loc_descriptor, loc_descriptor_from_tree_1,
19661 descr_info_loc, gen_variable_die): Use it.
19663 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19664 !TREE_STATIC VAR_DECLs.
19665 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19666 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19667 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19668 DECL_BY_REFERENCE is valid.
19669 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19670 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19671 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19672 Copy DECL_BY_REFERENCE.
19673 (struct nesting_copy_body_data): New type.
19674 (nesting_copy_decl): New function.
19675 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19676 if they have variable length.
19678 2009-04-26 Michael Matz <matz@suse.de>
19680 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19681 mark new temporaries for renaming.
19683 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19686 * c-decl.c (global_bindings_p): Return negative value.
19687 (c_variable_size): New. Based on variable_size from
19689 (grokdeclarator): Call c_variable_size not variable_size.
19691 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19693 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19695 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19697 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19698 Redefine it to just use mingw/include.
19699 (ASM_SPEC): Rules for -m32 and -m64.
19700 (LINK_SPEC): Use Likewise.
19701 (SPEC_32): New define.
19702 (SPEC_64): Likewise.
19703 (SUB_LINK_SPEC): Likewise.
19704 (MULTILIB_DEFAULTS): New define.
19705 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19706 Add multilib options.
19707 (MULTILIB_DIRNAMES): Likewise.
19708 (MULTILIB_OSDIRNAMES): Likewise.
19709 (LIBGCC): Likewise.
19710 (INSTALL_LIBGCC): Likewise.
19712 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19715 * c-tree.h (enum c_inline_static_type): New.
19716 (record_inline_static): Declare.
19717 * c-decl.c (struct c_inline_static, c_inline_statics,
19718 record_inline_static, check_inline_statics): New.
19719 (pop_file_scope): Call check_inline_statics.
19720 (start_decl): Call record_inline_static instead of pedwarning
19721 directly for static in inline function.
19722 * c-typeck.c (build_external_ref): Call record_inline_static
19723 instead of pedwarning directly for static referenced in inline
19726 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19728 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19729 not new but only being rescanned.
19730 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19731 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19732 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19733 record_set_info, compute_set, grealloc): Remove.
19734 (recompute_all_luids): New function.
19735 (gcse_main): Don't compute sets, and don't do related memory
19736 allocations/free-ing. If something changed before the end of the
19737 pass, update LUIDs using recompute_all_luids.
19738 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19739 (free_gcse_mem): Don't free it either.
19740 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19741 Use the df insn LUIDs.
19742 (load_killed_in_block): Likewise.
19743 (compute_hash_table_work): Don't compute reg_set_in_block.
19744 (compute_transp): Use DF_REG_DEF_CHAINs.
19745 (local_cprop_pass): Don't use compute_sets and related functions.
19746 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19747 Use get_max_uid() instead of max_cuid.
19748 (insert_insn_end_basic_block, pre_insert_copy_insn,
19749 update_ld_motion_stores): Don't try to
19750 keep reg_set tables up to date.
19751 (pre_insert_copies): Use df insn LUIDs.
19752 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19753 (reg_set_info): Don't use extra bitmap argument.
19754 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19755 information to compute regs_set_in_block.
19756 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19757 (bypass_jumps): Don't use compute_sets and friends.
19759 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19762 * opts.c (undocumented_msg): Do not leave blank even with
19765 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19767 * c-decl.c (build_enumerator): Allow values folding to integer
19768 constants but not integer constant expressions with a pedwarn if
19771 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19774 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19775 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19776 type is an integer constant.
19778 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19781 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19784 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19787 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19788 with variably modified return type and no storage class
19789 specifiers, except for the case of nested functions. Distinguish
19790 extern declarations of functions with variably modified return
19791 types from those of objects with variably modified types.
19793 2009-04-25 Jan Hubicka <jh@suse.cz>
19795 * tree.c (list_equal_p): New function.
19796 * tree.h (list_equal_p): Declare.
19797 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19798 basic_block_def, basic_block, const_basic_block): New.
19799 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19800 (redirect_eh_edge): New function.
19801 (make_eh_edge_update_phi): EH edges are not abnormal.
19802 * except.c: Include tree-flow.h.
19803 (list_match): New function.
19804 (eh_region_replaceable_by_p): New function.
19805 (replace_region): New function.
19806 (hash_type_list): New function.
19807 (hash_eh_region): New function.
19808 (eh_regions_equal_p): New function.
19809 (merge_peers): New function.
19810 (remove_unreachable_regions): Verify EH tree when checking;
19812 (copy_eh_region_1): New function.
19813 (copy_eh_region): New function.
19814 (push_reachable_handler): New function.
19815 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19816 regions without label but with live RESX.
19817 * except.h (redirect_eh_edge_to_label): New.
19818 * tree-flow.h (redirect_eh_edge): New.
19819 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19820 basic_block_def, basic_block, const_basic_block): Remove.
19821 * Makefile.in (except.o): Add dependency on tree-flow.h
19822 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19823 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19826 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19829 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19830 on the destination of memcpy.
19832 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19834 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19835 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19836 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19838 2009-04-25 Jan Hubicka <jh@suse.cz>
19840 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19841 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19842 to be reached by different label than left.
19843 (update_eh_edges): Update comment; remove edge_to_remove if possible
19844 and return true if suceeded.
19845 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19846 (cleanup_eh): Compute sharing map.
19847 * except.c (remove_eh_handler_and_replace): Add argument if we should
19849 (remove_unreachable_regions): Update for label sharing.
19850 (label_to_region_map): Likewise.
19851 (get_next_region_sharing_label): New function.
19852 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19854 (remove_eh_handler): Update.
19855 (remove_eh_region_and_replace_by_outer_of): New function.
19856 * except.h (struct eh_region): Add next_region_sharing_label.
19857 (remove_eh_region_and_replace_by_outer_of,
19858 get_next_region_sharing_label): Declare.
19859 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19861 2009-04-25 Jan Hubicka <jh@suse.cz>
19863 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19864 insert code even if they are not critical.
19866 2009-04-25 Jan Hubicka <jh@suse.cz>
19868 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19869 (gimple_can_remove_branch_p): EH edges won't remove branch by
19871 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19872 updating of non-abnormal EH edges.
19873 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19874 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19875 (split_critical_edges): Split also edges where emitting code on them
19876 will lead to splitting later.
19878 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19879 H.J. Lu <hongjiu.lu@intel.com>
19882 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19883 the configured assembler supports fildq and fistpq mnemonics.
19884 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19885 * configure: Regenerated.
19886 * config.in: Ditto.
19888 * config/i386/i386.c (print_operand): Handle 'Z'.
19889 ['z']: Remove handling of special fild/fist suffixes.
19890 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19891 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19892 suffix of fild insn.
19893 (*floatsi<mode>2_vector_mixed): Ditto.
19894 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19895 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19896 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19897 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19898 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19900 2009-04-25 Ben Elliston <bje@au.ibm.com>
19902 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19903 the source of a set operation.
19905 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19907 * target.h (struct gcc_target): Add case_values_threshold field.
19908 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19909 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19910 * targhooks.c (default_case_values_threshold): New function.
19911 * targhooks.h (default_case_values_threshold): Declare function.
19912 * stmt.c (expand_case): Use case_values_threshold target hook.
19913 * expr.h (case_values_threshold): Remove declartation.
19914 * expr.c (case_values_threshold): Remove function.
19915 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19917 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19918 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19919 (avr_case_values_threshold): Declare as static.
19920 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19922 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19923 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19924 (mn10300_case_values_threshold): New function.
19926 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19928 * ira.c (setup_cover_and_important_classes): Add enum cast.
19930 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19932 * genpreds.c (write_enum_constraint_num): Output definition of
19933 CONSTRAINT_NUM_DEFINED_P macro.
19934 * ira.c (setup_cover_and_important_classes): Use
19935 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19937 2009-04-24 DJ Delorie <dj@redhat.com>
19939 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19940 __SH2A_SINGLE_ONLY__ also.
19942 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19944 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19945 (movdf_internal): Ditto.
19946 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19947 SFmode and DFmode constants.
19948 (ia64_print_operand): Add 'G' format for printing
19949 floating point constants.
19951 2009-04-24 Richard Guenther <rguenther@suse.de>
19953 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19954 from unsigned additions.
19956 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19958 * c-typeck.c (set_init_index): Allow array designators that are
19959 not integer constant expressions with a pedwarn if pedantic.
19961 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19963 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19964 zero if no overlap in nonzero bits between the operands.
19966 2009-04-24 Ian Lance Taylor <iant@google.com>
19968 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19969 (record_dead_and_set_regs): Likewise.
19970 * df.h (struct df_mw_hardreg): Change flags field to int.
19971 (struct df_base_ref): Likewise.
19972 (struct df): Change changeable_flags field to int.
19973 * df-scan.c (df_defs_record): Change clobber_flags to int.
19974 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19975 constants rather than #define macros.
19976 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19977 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19978 (enum dwarf_calling_convention): Likewise.
19979 (enum dwarf_line_number_x_ops): Likewise.
19980 (enum dwarf_call_frame_info): Likewise.
19981 (enum dwarf_source_language): Likewise.
19982 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19983 (add_calling_convention_attribute): Likewise.
19984 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19985 (combine_comparisons): Change compcode to int. Add cast to enum type.
19986 * genrecog.c (maybe_both_true_2): Change c to int.
19987 (write_switch): Likewise. Add cast to enum type.
19988 * gimplify.c (gimplify_omp_for): Handle return values from
19989 gimplify_expr using MIN rather than bitwise or.
19990 (gimplify_expr): Add cast to enum type.
19991 * ipa-prop.c (update_jump_functions_after_inlining): Change
19992 IPA_BOTTOM to IPA_JF_UNKNOWN.
19993 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19994 Add casts to enum type.
19995 (setup_cover_and_important_classes): Change cl to int. Add casts
19997 (setup_class_translate): Change cl and mode to int.
19998 (ira_init_once): Change mode to int.
19999 (free_register_move_costs): Likewise.
20000 (setup_prohibited_mode_move_regs): Add casts to enum type.
20001 * langhooks.c (add_builtin_function_common): Rework assertion that
20002 value fits bitfield.
20003 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20004 * omega.c (omega_do_elimination): Avoid math on enum types.
20005 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20006 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20007 int local to handle integral_argment value.
20008 * regmove.c (try_auto_increment): Change PUT_MODE to
20010 * reload.c (push_secondary_reload): Add casts to enum type.
20011 (secondary_reload_class, find_valid_class): Likewise.
20012 * reload1.c (emit_input_reload_insns): Likewise.
20013 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20014 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20015 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20017 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20018 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20020 (expand_complex_libcall): Add casts to enum type.
20021 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20022 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20023 with ERROR_MARK, not NUM_TREE_CODES.
20024 (vect_create_epilog_for_reduction): Likewise.
20025 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20026 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20027 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20029 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20030 vect_unused_in_loop. Change 0 to loop_vect.
20031 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20032 * var-tracking.c (get_init_value): Change return type to enum
20034 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20035 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20037 (arm_override_options): Add casts to enum type.
20038 (arm_emit_tls_decoration): Likewise.
20039 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20041 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20042 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20043 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20045 * config/s390/s390.c (code_for_builtin_64): Change to array of
20047 (code_for_builtin_31): Likewise.
20048 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20050 * config/sparc/sparc.c (sparc_override_options): Change value
20051 field in struct code_model to enum cmodel. In initializer change
20052 0 to NULL and add cast to enum type.
20054 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20055 Change all callers. Issue a -Wc++-compat warning using
20056 lhs_origtype if necessary.
20057 (convert_for_assignment): Issue -Wc++-compat warnings about
20058 invalid conversions to enum type on assignment.
20059 * c-common.h (build_modify_expr): Update declaration.
20061 2009-04-24 Nick Clifton <nickc@redhat.com>
20063 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20064 (function_arg_advance): Likewise.
20065 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20068 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20070 * config/s390/constraints.md ('I', 'J'): Fix condition.
20072 2009-04-24 Diego Novillo <dnovillo@google.com>
20074 * gengtype-parse.c (parse_error): Add newline after message.
20076 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20078 * config/i386/sse.md (avxmodesuffixs): Removed.
20079 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20080 (*avx_pinsr<ssevecsize>): This.
20082 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20084 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20085 follow chains of regs with a single definition, and allow expressions
20086 that are function_invariant_p.
20087 (simple_rhs_p): Allow expressions that are function_invariant_p.
20089 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20091 PR middle-end/39867
20092 * fold-const.c (fold_cond_expr_with_comparison): When folding
20093 > and >= to MAX, make sure the MAX uses the same type as the
20094 comparison's operands.
20096 2009-04-24 Nick Clifton <nickc@redhat.com>
20098 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20099 addressing for DImode accesses.
20100 (frv_print_operand_address): Handle PLUS case.
20101 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20103 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20105 PR rtl-optimization/39794
20106 * alias.c (canon_true_dependence): Add x_addr argument.
20107 * rtl.h (canon_true_dependence): Adjust prototype.
20108 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20109 * cselib.c (cselib_invalidate_mem): Likewise.
20110 * gcse.c (compute_transp): Likewise.
20111 * dse.c (scan_reads_nospill): Likewise.
20112 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20113 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20114 canon_base_addr of the group, plus optional offset.
20115 (struct group_info): Rename canon_base_mem to
20117 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20118 canon_rtx of base_mem.
20120 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20122 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20123 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20125 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20127 * config/spu/spu-builtins.h: Delete file.
20129 * config/spu/spu.h (enum spu_builtin_type): Move here from
20131 (struct spu_builtin_description): Likewise. Add GTY marker.
20132 Do not use enum spu_function_code or enum insn_code.
20133 (spu_builtins): Add extern declaration.
20135 * config/spu/spu.c: Do not include "spu-builtins.h".
20136 (enum spu_function_code, enum spu_builtin_type_index,
20137 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20138 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20139 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20140 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20141 (spu_builtin_types): Make static. Add GTY marker.
20142 (spu_builtins): Add extern declaration with GTY marker.
20143 Include "gt-spu.h".
20145 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20146 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20147 Check programmatically whether all parameters are scalar.
20149 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20151 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20153 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20154 assignment from the constructor either if the target is volatile.
20156 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20158 * config/arm/arm.md (insv): Do not share operands[0].
20160 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20162 * config/vxlib-tls.c (active_tls_threads): Delete.
20163 (delete_hook_installed): New.
20164 (tls_delete_hook): Don't delete the delete hook.
20165 (tls_destructor): Delete it here.
20166 (__gthread_set_specific): Adjust installing the delete hook.
20167 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20168 __gthread_leave_tsd_dtor_context.
20170 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20172 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20174 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20176 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20178 (alpha_rtx_costs): Ditto.
20179 (emit_unlikely_jump): Use add_reg_note.
20180 (emit_frame_store_1): Ditto.
20181 (alpha_expand_prologue): Ditto.
20182 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20183 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20185 2009-04-23 Nick Clifton <nickc@redhat.com>
20187 * config/v850/v850.md (epilogue): Remove suppressed code.
20188 (return): Rename to return_simple and remove test of frame size.
20189 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20190 to gen_return_simple.
20192 2009-04-22 Jing Yu <jingyu@google.com>
20195 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20197 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20200 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20201 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20202 value is a VECTOR_CST, the element type is the element type of the
20205 2009-04-22 DJ Delorie <dj@redhat.com>
20207 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20209 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20211 * alias.c (find_base_term): Move around LO_SUM case, so that
20212 CONST falls through into PLUS/MINUS handling.
20215 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20216 into 0, use omit_one_operand.
20218 2009-04-23 Ben Elliston <bje@au.ibm.com>
20220 * config/rs6000/linux-unwind.h (get_regs): Remove type
20221 puns. Change the type of `pc' to an array of unsigned ints and
20222 update all users. Constify frame24.
20224 2009-04-22 DJ Delorie <dj@redhat.com>
20226 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20227 declarations before code.
20228 (current_function_special_page_vector): Likewise.
20229 (m32c_expand_insv): Silence a warning.
20231 2009-04-21 Taras Glek <tglek@mozilla.com>
20233 * alias.c: Update GTY annotations to new syntax.
20234 * basic-block.h: Likewise.
20235 * bitmap.h: Likewise.
20236 * c-common.h: Likewise.
20237 * c-decl.c: Likewise.
20238 * c-parser.c: Likewise.
20239 * c-pragma.c: Likewise.
20240 * c-tree.h: Likewise.
20241 * cfgloop.h: Likewise.
20242 * cgraph.h: Likewise.
20243 * config/alpha/alpha.c: Likewise.
20244 * config/arm/arm.h: Likewise.
20245 * config/avr/avr.h: Likewise.
20246 * config/bfin/bfin.c: Likewise.
20247 * config/cris/cris.c: Likewise.
20248 * config/darwin.c: Likewise.
20249 * config/frv/frv.c: Likewise.
20250 * config/i386/i386.c: Likewise.
20251 * config/i386/i386.h: Likewise.
20252 * config/i386/winnt.c: Likewise.
20253 * config/ia64/ia64.h: Likewise.
20254 * config/iq2000/iq2000.c: Likewise.
20255 * config/mips/mips.c: Likewise.
20256 * config/mmix/mmix.h: Likewise.
20257 * config/pa/pa.c: Likewise.
20258 * config/pa/pa.h: Likewise.
20259 * config/rs6000/rs6000.c: Likewise.
20260 * config/s390/s390.c: Likewise.
20261 * config/sparc/sparc.c: Likewise.
20262 * config/xtensa/xtensa.c: Likewise.
20263 * cselib.h: Likewise.
20264 * dbxout.c: Likewise.
20265 * dwarf2out.c: Likewise.
20266 * except.c: Likewise.
20267 * except.h: Likewise.
20268 * fixed-value.h: Likewise.
20269 * function.c: Likewise.
20270 * function.h: Likewise.
20271 * gimple.h: Likewise.
20272 * integrate.c: Likewise.
20273 * optabs.c: Likewise.
20274 * output.h: Likewise.
20275 * real.h: Likewise.
20277 * stringpool.c: Likewise.
20278 * tree-data-ref.c: Likewise.
20279 * tree-flow.h: Likewise.
20280 * tree-scalar-evolution.c: Likewise.
20281 * tree-ssa-address.c: Likewise.
20282 * tree-ssa-alias.h: Likewise.
20283 * tree-ssa-operands.h: Likewise.
20284 * tree.c: Likewise.
20285 * tree.h: Likewise.
20286 * varasm.c: Likewise.
20287 * varray.h: Likewise.
20289 * coretypes.h: Do not define GTY macro if it is already defined.
20290 * doc/gty.texi: Update GTY documentation to new syntax.
20291 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20292 annotations on structs.
20293 * gengtype-parse.c: Likewise.
20295 2009-04-22 Mark Heffernan <meheff@google.com>
20297 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20299 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20301 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20304 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20306 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20307 the same as a PLUS without a shift. Increase the cost of a
20310 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20312 * Makefile.in: Update dependencies.
20313 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20314 * errors.h: Remove bogus comment about compatibility.
20315 (warning): Update declaration.
20316 * genautomata.c: Update all calls to warning.
20317 * gimple.c: Do not include errors.h. Include toplev.h.
20318 * tree-ssa-structalias.c: Do not include errors.h.
20319 * omega.c: Likewise.
20320 * tree-ssa-reassoc.c: Likewise.
20321 * config/spu/spu-c.c: Likewise.
20322 * config/spu/t-spu-elf: Update dependencies.
20324 2009-04-22 Richard Guenther <rguenther@suse.de>
20326 PR tree-optimization/39824
20327 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20328 make sure the types are compatible.
20330 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20333 * c-common.c (c_parse_error): Take a token_flags parameter.
20334 Use token_type for the token type instead.
20335 Pass token_flags to cpp_type2name.
20336 * c-common.h (c_parse_error): Update declaration.
20337 * c-parser.c (c_parser_error): Pass 0 as token flags.
20339 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20341 PR rtl-optimization/39580
20342 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20344 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20346 * function.c (expand_function_end): Do not emit a jump to the "naked"
20347 return label for fall-through returns.
20348 * except.c (sjlj_emit_function_exit): Always place the call to the
20349 unregister function at the location installed by expand_function_end.
20351 2009-04-22 Richard Guenther <rguenther@suse.de>
20353 PR tree-optimization/39845
20354 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20355 (gen_inbound_check): Likewise.
20357 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20359 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20361 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20362 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20364 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20366 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20367 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20368 shift counts to avoid out-of-bounds array accesses.
20370 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20372 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20373 (Pmode): Move above.
20375 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20377 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20378 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20379 GET_CODE macro. Use IN_RANGE macro where appropriate.
20380 * config/alpha/alpha.h: Ditto.
20381 * config/alpha/alpha.md: Ditto.
20382 * config/alpha/constraints.md: Ditto.
20383 * config/alpha/predicates.md: Ditto.
20385 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20387 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20388 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20389 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20390 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20391 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20392 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20393 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20394 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20395 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20396 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20397 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20398 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20399 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20400 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20401 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20402 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20403 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20404 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20405 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20406 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20407 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20408 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20409 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20410 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20411 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20412 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20413 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20415 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20417 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20418 references from comments.
20419 * cfgbuild.c: (count_basic_blocks): Delete.
20420 (find_basic_blocks_1): Delete.
20421 (find_basic_blocks): Delete.
20422 * except.c (finish_eh_generation): Make static. Move comment from
20423 except.h here. Remove find_basic_blocks references from comments.
20424 * except.h (finish_eh_generation): Delete.
20425 * basic-block.h (find_basic_blocks): Delete.
20426 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20428 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20430 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20431 (sdbout_parms): Likewise.
20433 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20435 * config/sh/sh.c (prepare_cbranch_operands): Use
20436 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20437 (expand_cbranchdi4): Likewise.
20438 (from_compare): Add cast to enum type.
20439 (expand_cbranchsi4): Use add_reg_note.
20440 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20441 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20442 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20443 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20444 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20445 instead of CODE_FOR_nothing.
20446 (cbranchdi4): Likewise. Fix the order of arguments for
20448 (push_fpscr): Use add_reg_note.
20449 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20450 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20452 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20454 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20455 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20456 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20457 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20458 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20459 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20460 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20461 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20462 config/alpha/x-vms, config/arc/t-arc,
20463 config/arm/README-interworking, config/arm/arm-c.c,
20464 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20465 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20466 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20467 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20468 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20469 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20470 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20471 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20472 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20473 config/cris/t-elfmulti, config/crx/t-crx,
20474 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20475 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20476 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20477 config/h8300/t-h8300, config/i386/athlon.md,
20478 config/i386/darwin-libgcc.10.4.ver,
20479 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20480 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20481 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20482 config/i386/t-linux64, config/i386/t-nwld,
20483 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20484 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20485 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20486 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20487 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20488 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20489 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20490 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20491 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20492 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20493 config/m68k/t-uclinux, config/mcore/t-mcore,
20494 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20495 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20496 config/mips/crtn.asm, config/mips/irix-crti.asm,
20497 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20498 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20499 config/mips/mips-fixed.md, config/mips/sb1.md,
20500 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20501 config/mips/t-iris6, config/mips/t-isa3264,
20502 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20503 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20504 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20505 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20506 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20507 config/mn10300/t-linux, config/mn10300/t-mn10300,
20508 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20509 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20510 config/picochip/libgccExtras/clzsi2.asm,
20511 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20512 config/rs6000/darwin-libgcc.10.4.ver,
20513 config/rs6000/darwin-libgcc.10.5.ver,
20514 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20515 config/rs6000/t-aix43, config/rs6000/t-aix52,
20516 config/rs6000/t-darwin, config/rs6000/t-fprules,
20517 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20518 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20519 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20520 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20521 config/rs6000/t-rtems, config/rs6000/t-spe,
20522 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20523 config/score/t-score-elf, config/sh/divcost-analysis,
20524 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20525 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20526 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20527 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20528 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20529 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20530 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20531 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20532 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20533 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20534 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20535 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20536 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20537 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20538 * config/h8300/genmova.sh: Include copyright and license notices
20539 in generated output.
20540 * config/h8300/mova.md: Regenerate.
20541 * doc/install.texi2html: Include word "Copyright" in copyright
20542 notice and use name "Free Software Foundation, Inc.".
20543 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20544 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20545 ChangeLog-2007, ChangeLog-2008: Correct dates.
20547 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20549 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20550 NE_EXPR operations as well.
20551 * c-parser.c (c_parser_condition): Do not set location information on
20553 (c_parser_conditional_expression): Likewise.
20554 (c_parser_binary_expression): Set location information on operators.
20555 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20556 TRUTH_NOT_EXPR has been folded.
20557 * fold-const.c (fold_truth_not_expr): Copy location information from
20558 the incoming expression to the outgoing one.
20559 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20560 recursive calls on the LHS of the operator but pass that of the
20561 operator to recursive calls on the RHS of the operator. Set it
20563 (shortcut_cond_expr): Set the locus of the operator on the second
20564 COND_EXPR and that of the expression on the first in degenerate cases.
20565 Pass the locus of the expression to calls to shortcut_cond_r.
20566 Set the locus of the 'then' block on the associated jump, if any.
20567 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20568 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20569 expression to call to gimplify_boolean_expr.
20571 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20573 * config.gcc: Add additional configuration for
20574 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20575 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20576 (CPP_SPEC): Redefine for allowing -municode option.
20577 (STARTFILE_SPEC): Likewise.
20578 * config/i386/t-mingw-w64: New.
20579 * config/i386/mingw-w64.opt: New.
20580 (municode): Add new target option.
20581 * doc/invoke.texi (municode): Add documentation for new option.
20583 2009-04-21 Ian Lance Taylor <iant@google.com>
20585 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20586 Correct test for number of arguments.
20587 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20589 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20591 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20592 argument of emit_library_call.
20594 2009-04-21 Richard Guenther <rguenther@suse.de>
20596 PR middle-end/39829
20597 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20598 inside VIEW_CONVERT_EXPRs.
20600 2009-04-21 Martin Jambor <mjambor@suse.cz>
20602 * tree-switch-conversion.c (build_constructors): Split a long line.
20603 (constructor_contains_same_values_p): New function.
20604 (build_one_array): Create assigns of constants if possible, do not
20605 call mark_sym_for_renaming, call update_stmt.
20606 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20607 make_rename_temp. Do not call mark_symbols_for_renaming, call
20609 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20610 find_new_referenced_vars, call update_stmt.
20611 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20612 instead of calling make_rename_temp. Do not call
20613 find_new_referenced_vars or mark_symbols_for_renaming, call
20616 2009-04-21 Richard Guenther <rguenther@suse.de>
20618 PR tree-optimization/39827
20619 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20620 (tree_ssa_phiprop): Pass the correct array size.
20622 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20624 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20626 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20629 * c-typeck.c (lvalue_p): Move declaration ...
20630 * c-common.h (lvalue_p): ... to here.
20631 * c-common.c (candidate_equal_p): New.
20632 (add_tlist): Use it.
20633 (merge_tlist): Use it.
20634 (warn_for_collisions_1): Likewise.
20635 (warning_candidate_p): Accept more candidates.
20636 (verify_tree): A warning candidate can be an expression. Use
20639 2009-04-21 Ben Elliston <bje@au.ibm.com>
20642 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20643 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20644 options. Remove -mcall-solaris documentation.
20646 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20649 * doc/invoke.texi (-Wlong-long): Update description.
20650 * c-lex (interpret_integer): Only warn if there was no previous
20651 overflow and -Wlong-long is enabled.
20652 * c-decl.c (declspecs_add_type): Drop redundant flags.
20653 * c.opt (Wlong-long): Init to -1.
20654 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20655 and front-end warn_long_long. Wlong-long only depends on other
20656 flags if it is uninitialized.
20657 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20658 the same for CPP and FE.
20659 (restore_extension_diagnostics): Likewise.
20661 2009-04-20 Ian Lance Taylor <iant@google.com>
20663 Fix enum conversions which are invalid in C++:
20664 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20665 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20666 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20667 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20668 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20669 (dbxout_parms): Likewise.
20670 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20671 (df_clear_flags): Likewise.
20672 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20673 top_flag parameter to int.
20674 (df_chain_create_bb_process_use): Likewise.
20675 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20677 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20678 (df_ref_create_structure, df_def_record_1): Likewise.
20679 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20680 (df_notes_rescan): Change 0 to VOIDmode in function call.
20681 (df_get_call_refs, df_insn_refs_collect): Likewise.
20682 (df_bb_regs_collect): Likewise.
20683 (df_entry_block_defs_collect): Likewise.
20684 (df_exit_block_uses_collect): Likewise.
20685 * df.h: Update declarations.
20686 * double-int.c (double_int_divmod): Add cast to enum type.
20687 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20688 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20689 (based_loc_descr): Likewise.
20690 (loc_descriptor_from_tree_1): Change first_op and second_op to
20691 enum dwarf_location_atom. Add cast to enum type.
20692 * expmed.c (init_expmed): Change 0 to SET in function call.
20693 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20694 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20695 (do_store_flag): Likewise.
20696 * fixed-value.h (struct fixed_value): Change mode to enum
20698 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20699 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20701 (insert_insn_decl, insert_decl, insert_state): Likewise.
20702 (automata_list_finish): Likewise.
20703 * genrecog.c (process_define_predicate): Add cast to enum type.
20704 * gensupport.c (init_predicate_table): Add cast to enum type.
20705 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20707 (gimple_build_call_1, gimple_build_label): Likewise.
20708 (gimple_build_goto, gimple_build_asm_1): Likewise.
20709 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20710 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20711 (enum fallback): Rename from enum fallback_t.
20712 (fallback_t): Typedef as int.
20713 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20714 GSI_SAME_STMT in function call.
20715 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20717 (setup_reg_class_relations): Likewise.
20718 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20719 (setup_prohibited_class_mode_regs): Add cast to enum type.
20720 (setup_prohibited_mode_move_regs): Likewise.
20721 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20722 (record_address_regs): Change i to enum reg_class.
20723 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20724 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20725 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20726 (GET_MODE_2XWIDER_MODE): Likewise.
20727 (GET_CLASS_NARROWEST_MODE): Likewise.
20728 * omp-low.c (expand_omp_for): Add cast to enum type.
20729 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20730 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20731 * postreload.c (reload_cse_simplify_operands): Change rclass local
20733 * predict.c (combine_predictions_for_insn): Change best_predictor
20734 and predictor to enum br_predictor.
20735 (combine_predictions_for_bb): Likewise.
20736 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20737 use SET_PREDICT_EXPR_OUTCOME.
20738 * real.c (real_arithmetic): Change icode to code in function call.
20739 * reginfo.c (init_move_cost): Add casts to enum type.
20740 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20741 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20743 * reload.c (find_valid_class): Add casts to enum type.
20744 (push_reload): Change 0 to NO_REGS in function call.
20745 (find_reloads): Change this_alternative to array of enum
20746 reg_class. Remove some now-unnecessary casts.
20747 (make_memloc): Change 0 to VOIDmode in function call.
20748 * reload1.c (reload): Change 0 to VOIDmode in function call.
20749 (eliminate_regs_1, elimination_effects): Likewise.
20750 (eliminate_regs_in_insn): Likewise.
20751 (emit_input_reload_insns): Add cast to enum type.
20752 (delete_output_reload): Change 0 to VOIDmode in function call.
20753 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20754 to enum type in function call.
20755 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20756 (SET_PREDICT_EXPR_OUTCOME): Define.
20757 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20758 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20759 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20760 (dump_function): Likewise.
20761 * tree-dump.h: Update declarations.
20762 * tree-pass.h: Update declarations.
20763 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20764 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20766 (arm_rtx_costs_1): Correct parenthesization.
20767 (arm_rtx_costs): Add casts to enum type.
20768 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20769 (vfp_emit_fstmd): Use add_rg_note.
20770 (emit_multi_reg_push, emit_sfm): Likewise.
20771 (thumb_set_frame_pointer): Likewise.
20772 (arm_expand_prologue): Likewise.
20773 (arm_regno_class): Change return type to enum reg_class.
20774 (thumb1_expand_prologue): Use add_reg_note.
20775 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20776 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20778 * config/arm/gentune.sh: Add cast to enum type.
20779 * config/arm/arm-tune.md: Rebuild.
20780 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20781 (ix86_split_fp_branch, predict_jump): Likewise.
20782 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20783 insn_code to enum rtx_code.
20784 (ix86_builtin_vectorized_function): Add cast to enum type.
20785 * config/i386/i386.md (truncdfsf2): Change slot to enum
20787 (truncxf<mode>2, isinf<mode>2): Likewise.
20788 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20790 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20791 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20792 (insert_bundle_state): Change 1 to INSERT in function call.
20793 (ia64_add_bundle_selector_before): Likewise.
20794 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20795 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20796 (restore_stack_nonlocal): Likewise.
20797 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20799 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20801 (mips_rtx_costs): Likewise.
20802 (mips_override_options): Add casts to enum type.
20803 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20805 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20806 (store_reg, set_reg_plus_d): Likewise.
20807 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20808 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20810 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20812 (emit_unlikely_jump): Use add_reg_note.
20813 (rs6000_emit_allocate_stack): Likewise.
20814 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20815 (output_toc): Change 1 to INSERT in function call.
20816 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20817 (rs6000_initialize_trampoline): Likewise.
20818 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20820 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20821 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20822 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20823 (save_gprs): Use add_reg_note.
20824 (s390_emit_prologue): Likewise.
20825 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20826 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20827 (sparc_fold_builtin): Add cast to enum type.
20828 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20830 (spu_expand_prologue): Use add_reg_note.
20831 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20833 2009-04-20 Ian Lance Taylor <iant@google.com>
20835 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20836 (c_parser_postfix_expression_after_primary): Get VEC for list of
20837 arguments. Get original types of arguments. Call
20838 build_function_call_vec.
20839 (cached_expr_list_1, cached_expr_list_2): New static variables.
20840 (c_parser_expr_list): Change return type to VEC *. Add
20841 p_orig_types parameter. Change all callers.
20842 (c_parser_release_expr): New static function.
20843 (c_parser_vec_to_tree_list): New static function.
20844 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20845 call build_function_call_vec.
20846 (build_function_call_vec): New function, based on old
20847 build_function_call.
20848 (convert_arguments): Remove nargs and argarray parameters. Change
20849 values to a VEC. Add origtypes parameter.
20850 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20851 (convert_for_assignment): Add origtype parameter. Change all
20852 callers. If warn_cxx_compat, check for conversion to an enum
20853 type when calling a function.
20854 (store_init_value): Add origtype parameter. Change all callers.
20855 (digest_init): Likewise.
20856 (struct init_node): Add origtype field.
20857 (add_pending_init): Add origtype parameter. Change all callers.
20858 (output_init_element): Likewise.
20859 (output_pending_init_elements): Pass origtype from init_node to
20860 output_init_element.
20861 (process_init_element): Pass origtype from c_expr to
20862 output_init_element.
20863 (c_finish_return): Add origtype parameter. Change all callers.
20864 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20866 (sync_resolve_params): Likewise.
20867 (sync_resolve_return): Change params to first_param. Change caller.
20868 (resolve_overloaded_builtins): Change params to VEC *. Change
20869 callers. Save first parameter around call to build_function_call_vec.
20870 * c-decl.c (finish_decl): Add origtype parameter. Change all
20871 callers. Call build_function_call_vec rather than
20872 build_function_call for cleanup.
20873 * c-tree.h: Update declarations.
20874 * c-common.h: Update declarations.
20875 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20876 params to first_param.
20877 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20878 params parameter from tree to void *.
20879 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20880 Change arglist parameter to have type void *, and to be a pointer
20882 * config/rs6000/rs6000-protos.h
20883 (altivec_resolve_overloaded_builtin): Update declaration.
20884 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20885 fnargs parameter to have type void *, and to be a pointer to a
20886 VEC. Call build_function_call_vec instead of
20887 build_function_call.
20888 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20890 2009-04-20 Joey Ye <joey.ye@intel.com>
20891 Xuepeng Guo <xuepeng.guo@intel.com>
20892 H.J. Lu <hongjiu.lu@intel.com>
20894 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20896 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20897 (IX86_LEA_PRIORITY): Likewise.
20898 (distance_non_agu_define): New function.
20899 (distance_agu_use): Likewise.
20900 (ix86_lea_for_add_ok): Likewise.
20901 (ix86_dep_by_shift_count): Likewise.
20903 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20904 should split for LEA.
20906 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20908 (ix86_dep_by_shift_count): Likewise.
20910 2009-04-20 Richard Guenther <rguenther@suse.de>
20912 * expr.c (handled_component_p): Move ...
20913 * tree.h (handled_component_p): ... here.
20914 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20915 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20916 and REALPART_EXPR to be in one group.
20918 2009-04-20 Richard Guenther <rguenther@suse.de>
20920 * basic-block.h (get_all_dominated_blocks): Declare.
20921 * dominance.c (get_all_dominated_blocks): New function.
20922 * tree-cfg.c (get_all_dominated_blocks): Remove.
20923 (remove_edge_and_dominated_blocks): Adjust.
20924 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20925 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20926 instead of recursing.
20928 2009-04-20 Doug Kwan <dougkwan@google.com>
20930 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20931 (struct cgraph_node_set_def): New type.
20932 (cgraph_node_set) New type. Also declare vector functions.
20933 (struct cgraph_node_set_element_def): New type.
20934 (cgraph_node_set_element): Ditto.
20935 (cgraph_node_set_iterator): New iterator type.
20936 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20937 cgraph_node_set_remove, dump_cgraph_node_set,
20938 debug_cgraph_node_set): New prototypes.
20939 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20940 cgraph_node_set_size): New inlines.
20941 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20942 including cgraph.h.
20943 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20944 argument to function 'write_summary'.
20945 * ipa.c: Include ggc.h.
20946 (hash_cgraph_node_set_element,
20947 eq_cgraph_node_set_element, cgraph_node_set_new,
20948 cgraph_node_set_add, cgraph_node_set_remove,
20949 cgraph_node_set_find, dump_cgraph_node_set,
20950 debug_cgraph_node_set): New functions.
20951 * Makefile.in (ipa.o): Add dependency on GGC_H.
20953 2009-04-20 Ira Rosen <irar@il.ibm.com>
20955 PR tree-optimization/39675
20956 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20957 check of the return code of vect_schedule_slp. Check that
20958 stmt_vec_info still exists for the statement, before checking its
20959 vectorization type.
20961 2009-04-20 Michael Matz <matz@suse.de>
20963 * Makefile.in (generated_files): Take out $(simple_generated_c).
20965 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20967 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20968 (UINTPTR_TYPE): Likewise.
20970 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20973 * c-typeck.c (digest_init): Check for initializing an array with a
20976 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20979 * c-semantics.c (pop_stmt_list): Propagate
20980 STATEMENT_LIST_HAS_LABEL to parent statement list.
20982 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20984 * config/mips/mips.h (mips_tune_attr): New macro.
20985 * config/mips/mips.md (cpu): Use it.
20987 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20990 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20993 2009-04-19 Diego Novillo <dnovillo@google.com>
20995 * toplev.c (compile_file): Move call to coverage_finish ...
20996 * cgraphunit.c (ipa_passes): ... here.
20997 Call cgraph_process_new_functions.
20998 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20999 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21001 2009-04-19 Jan Hubicka <jh@suse.cz>
21003 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21005 (dump_cgraph_node): Dump can throw external flag.
21006 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21008 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21012 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21013 * common.opt (Wlogical-op): Move from here...
21014 * c.opt (Wlogical-op): ... to here.
21015 * c-typeck.c (parser_build_binary_op): Update call to
21016 warn_logical_operator.
21017 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21019 * c-common.c (warn_logical_op): Update.
21020 * c-common.h (warn_logical_op): Update declaration.
21022 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21024 * tree.c (protected_set_expr_location): Fix formatting.
21026 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21029 * c-typeck.c (readonly_warning): new.
21030 (build_unary_op, build_modify_expr): Use readonly_warning for
21031 storing into something readonly but not const-qualified.
21033 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21036 * c-typeck.c (build_unary_op): Check for taking address of
21037 expression of type void.
21039 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21042 * c-typeck.c (build_function_call): Check for calling a function
21043 with qualified void return types. Call require_complete_type when
21046 2009-04-18 Jan Hubicka <jh@suse.cz>
21048 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21050 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21051 can_throw_external flag.
21052 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21053 * ipa-pure-const.c (ignore_edge): New function.
21054 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21055 only over can_throw_external edges.
21056 (local_pure_const): Add nothrow flag.
21057 * ipa-utils.c (searchc): Add ignore_edge callback.
21058 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21059 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21060 (set_nothrow_function_flags): Update cgraph.
21061 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21063 2009-04-18 Richard Guenther <rguenther@suse.de>
21065 PR middle-end/39804
21066 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21067 (fold_stmt): ... this and ...
21068 (fold_stmt_inplace): ... this.
21069 (fold_stmt_1): Fold references in calls and asms.
21070 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21072 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21074 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21075 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21077 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21079 * tree.c (function_args_count): Remove.
21080 * tree.h: Remove the prototype for function_args_count.
21082 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21084 * tree-iterator.c (expr_only): Remove.
21085 * tree.h: Remove the prototype for expr_only.
21087 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21089 * reginfo.c (cannot_change_mode_set_regs): Remove.
21090 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21092 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21094 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21095 whether operands 0 and 1 overlaps.
21097 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21099 PR middle-end/36902
21100 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21101 pointer. Use warning_at instead of warning.
21102 (search_for_addr_array): Likewise.
21103 (check_array_bounds): Likewise.
21104 (check_all_array_refs): Check that the incoming edge is not in the
21105 list of edges to be removed.
21106 (check_all_array_refs): Avoid the temporal pointer.
21107 (vrp_visit_cond_stmt): Fix typo.
21108 (simplify_switch_using_ranges): Handle the case where the switch
21109 index is an integer constant.
21111 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21113 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21115 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21117 * doc/extend.texi, doc/invoke.texi: Fix typos.
21119 2009-04-17 Cary Coutant <ccoutant@google.com>
21121 * tree-flow-inline.h (get_lineno): Fix inverted test.
21123 2009-04-17 Diego Novillo <dnovillo@google.com>
21125 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21126 assertion for AVAIL_OUT.
21128 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21131 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21132 * config/sh/linux-atomic.asm: Likewise.
21134 2009-04-17 Diego Novillo <dnovillo@google.com>
21136 * except.c (debug_eh_tree): New.
21137 (struct eh_region, struct eh_status): Move ...
21138 * except.h: ... here.
21139 (add_type_for_runtime): Declare extern.
21140 (lookup_type_for_runtime): Likewise.
21141 (debug_eh_tree): Declare.
21142 * Makefile.in (GTFILES): List except.h before except.c
21144 2009-04-17 Diego Novillo <dnovillo@google.com>
21146 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21147 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21148 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21149 (find_vars_r): ... here.
21150 * tree-flow.h (find_referenced_vars_in): Declare.
21151 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21152 that AVAIL_OUT exists for BLOCK.
21153 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21154 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21155 (tree-parloops.o): Likewise.
21157 2009-04-17 Simon Baldwin <simonb@google.com>
21159 * toplev.c (default_tree_printer): Add handling for %E format.
21161 2009-04-17 Diego Novillo <dnovillo@google.com>
21163 * tree-pretty-print.c (dump_generic_node): Add break after
21164 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21165 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21166 FUNCTION_TYPE together. Call print_struct_decl when printing
21167 structures and TDF_SLIM is not given.
21168 (print_struct_decl): Fix logic for detecting recursion.
21170 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21173 * gcc.c (create_at_file): New.
21174 (compile_input_file_p): New.
21175 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21176 * main.c (main): Update call to toplev_main.
21177 * toplev.c (toplev_main): Change signature. Call expandargv.
21178 * toplev.h (toplev_main): Change signature.
21180 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21182 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21183 if the latter is not constant.
21185 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21187 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21189 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21191 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21192 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21194 2009-04-17 Richard Guenther <rguenther@suse.de>
21196 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21197 Handle component references view-converting an invariant address.
21199 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21201 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21202 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21203 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21204 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21205 Use @deftypevr rather than @deftypevar.
21207 2009-04-17 Richard Guenther <rguenther@suse.de>
21209 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21210 (get_prop_source_stmt): Likewise.
21211 (can_propagate_from): Likewise.
21213 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21215 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21216 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21217 (--with-multilib-list): Add default value.
21218 * configure: Regenerate.
21219 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21220 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21221 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21222 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21223 Don't add default cpu to multilib list unnecessarily, but do enable
21224 the relevant compiler option..
21225 Add support for --with-multilib-list=<blank> and
21226 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21227 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21228 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21229 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21230 TM_MULTILIB_CONFIG.
21231 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21232 (MULTILIB_OSDIRNAMES): New variable.
21233 * config/sh/t-1e: Delete file.
21234 * config/sh/t-mlib-sh1: Delete file.
21235 * config/sh/t-mlib-sh2: Delete file.
21236 * config/sh/t-mlib-sh2a: Delete file.
21237 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21238 * config/sh/t-mlib-sh2a-single: Delete file.
21239 * config/sh/t-mlib-sh2a-single-only: Delete file.
21240 * config/sh/t-mlib-sh2e: Delete file.
21241 * config/sh/t-mlib-sh3e: Delete file.
21242 * config/sh/t-mlib-sh4: Delete file.
21243 * config/sh/t-mlib-sh4-nofpu: Delete file.
21244 * config/sh/t-mlib-sh4-single: Delete file.
21245 * config/sh/t-mlib-sh4-single-only: Delete file.
21246 * config/sh/t-mlib-sh4a: Delete file.
21247 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21248 * config/sh/t-mlib-sh4a-single: Delete file.
21249 * config/sh/t-mlib-sh4a-single-only: Delete file.
21250 * config/sh/t-mlib-sh4al: Delete file.
21251 * config/sh/t-mlib-sh5-32media: Delete file.
21252 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21253 * config/sh/t-mlib-sh5-64media: Delete file.
21254 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21255 * config/sh/t-mlib-sh5-compact: Delete file.
21256 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21257 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21258 * doc/install.texi (Options specification): Add
21259 --with-multilib-list and --with-endian.
21261 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21263 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21265 (OBJS-common): Add plugin-version.o.
21266 (plugin-version.o): New.
21267 * gcc-plugin.h (plugin_gcc_version): New.
21268 (plugin_default_version_check): New.
21269 (plugin_init_func, plugin_init): Add version argument.
21270 * plugin-version.c: New.
21271 * plugin.c (str_plugin_gcc_version_name): New.
21272 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21273 pass it to the init function.
21274 (plugin_default_version_check): New.
21276 2009-04-17 Richard Guenther <rguenther@suse.de>
21278 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21279 for decl-vs-decl disambiguation.
21281 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21283 * config/s390/s390.h (s390_tune_attr): New macro definition.
21284 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21286 2009-04-17 Richard Guenther <rguenther@suse.de>
21288 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21289 (fold_stmt_r): Likewise.
21290 (maybe_fold_reference): New function.
21291 (fold_gimple_assign): Handle cases fold_stmt_r did.
21292 (fold_stmt): Do not use fold_stmt_r.
21293 (fold_stmt_inplace): Likewise.
21295 2009-04-17 Richard Guenther <rguenther@suse.de>
21297 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21298 (record_equivalences_from_stmt): Remove useless checks and
21300 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21301 the type is already suitable.
21303 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21305 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21307 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21309 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21310 (CMPtype): Define as __gcc_CMPtype.
21312 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21314 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21315 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21317 2009-04-17 Richard Guenther <rguenther@suse.de>
21319 PR tree-optimization/39746
21320 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21321 special-casing for builtins and static variable use/def.
21322 (call_may_clobber_ref_p_1): Likewise.
21324 2009-04-16 Ian Lance Taylor <iant@google.com>
21326 * df.h: Include "timevar.h".
21327 (struct df_problem): Change tv_id field to timevar_id_t.
21328 * tree-pass.h: Include "timevar.h".
21329 (struct opt_pass): Change tv_id field to timevar_id_t.
21330 * timevar.h (timevar_id_t): Define TV_NONE.
21331 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21332 TV_NONE rather than tv_id != 0.
21333 (execute_one_pass): Likewise.
21334 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21335 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21336 dependencies to $(TREE_PASS_H).
21337 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21339 (pass_branch_target_load_optimize2): Likewise.
21340 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21341 (pass_outof_cfg_layout_mode): Likewise.
21342 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21343 (pass_rebuild_cgraph_edges): Likewise.
21344 (pass_remove_cgraph_callee_edges): Likewise.
21345 * df-core.c (pass_df_initialize_opt): Likewise.
21346 (pass_df_initialize_no_opt): Likewise.
21347 (pass_df_finish): Likewise.
21348 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21349 * except.c (pass_set_nothrow_function_flags): Likewise.
21350 (pass_convert_to_eh_region_ranges): Likewise.
21351 * final.c (pass_compute_alignments): Likewise.
21352 * function.c (pass_instantiate_virtual_regs): Likewise.
21353 (pass_init_function): Likewise.
21354 (pass_leaf_regs): Likewise.
21355 (pass_match_asm_constraints): Likewise.
21356 * gimple-low.c (pass_lower_cf): Likewise.
21357 (pass_mark_used_blocks): Likewise.
21358 * init-regs.c (pass_initialize_regs): Likewise.
21359 * integrate.c (pass_initial_value_sets): Likewise.
21360 * ira.c (pass_ira): Likewise.
21361 * jump.c (pass_cleanup_barriers): Likewise.
21362 * omp-low.c (pass_expand_omp): Likewise.
21363 (pass_lower_omp): Likewise.
21364 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21365 * recog.c (pass_split_all_insns): Likewise.
21366 (pass_split_after_reload): Likewise.
21367 (pass_split_before_regstack): Likewise.
21368 (pass_split_before_sched2): Likewise.
21369 (pass_split_for_shorten_branches): Likewise.
21370 * reginfo.c (pass_reginfo_init): Likewise.
21371 (pass_subregs_of_mode_init): Likewise.
21372 (pass_subregs_of_mode_finish): Likewise.
21373 * passes.c (pass_postreload): Likewise.
21374 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21375 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21376 (pass_warn_function_return): Likewise.
21377 (pass_warn_function_noreturn): Likewise.
21378 * tree-complex.c (pass_lower_complex): Likewise.
21379 (pass_lower_complex_O0): Likewise.
21380 * tree-if-conv.c (pass_if_conversion): Likewise.
21381 * tree-into-ssa.c (pass_build_ssa): Likewise.
21382 * tree-mudflap.c (pass_mudflap_1): Likewise.
21383 (pass_mudflap_2): Likewise.
21384 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21385 (pass_mudflap_2): Likewise.
21386 * tree-nrv.c (pass_return_slot): Likewise.
21387 * tree-object-size.c (pass_object_sizes): Likewise.
21388 * tree-optimize.c (pass_all_optimizations): Likewise.
21389 (pass_early_local_passes): Likewise.
21390 (pass_all_early_optimizations): Likewise.
21391 (pass_cleanup_cfg): Likewise.
21392 (pass_cleanup_cfg_post_optimizing): Likewise.
21393 (pass_free_datastructures): Likewise.
21394 (pass_free_cfg_annotations): Likewise.
21395 (pass_fixup_cfg): Likewise.
21396 (pass_init_datastructures): Likewise.
21397 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21398 (pass_late_warn_uninitialized): Likewise.
21399 (pass_update_address_taken): Likewise.
21400 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21401 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21402 (pass_cse_sincos): Likewise.
21403 (pass_convert_to_rsqrt): Likewise.
21404 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21405 * tree-stdarg.c (pass_stdarg): Likewise.
21406 * tree-tailcall.c (pass_tail_recursion): Likewise.
21407 (pass_tail_calls): Likewise.
21408 * tree-vect-generic.c (pass_lower_vector): Likewise.
21409 (pass_lower_vector_ssa): Likewise.
21410 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21412 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21414 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21416 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21418 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21419 logical and signext.
21421 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21424 * config/sh/predicates.md (arith_operand): Check if the operand
21425 of TRUNCATE is a REG.
21427 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21429 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21430 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21432 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21434 * tree-iterator.c (tsi_split_statement_list_after,
21435 tsi_split_statement_list_before): Remove.
21436 * tree-iterator.h: Remove the prototypes for
21437 tsi_split_statement_list_after and tsi_split_statement_list_before.
21439 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21441 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21442 * tree-ssa-propagate.h: Remove the prototype for
21443 stmt_makes_single_load.
21445 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21447 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21448 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21450 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21452 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21454 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21456 * except.c (eh_region_outer_p): Remove.
21457 * except.h: Remove the prototype for eh_region_outer_p.
21459 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21461 * function.c (current_function_assembler_name): Remove.
21462 * function.h: Remove the prototype for
21463 current_function_assembler_name.
21465 2009-04-16 Ian Lance Taylor <iant@google.com>
21467 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21468 (add_reg_note): Call alloc_reg_note.
21469 * rtl.h (alloc_reg_note): Declare.
21470 * combine.c (try_combine): Use alloc_reg_note.
21471 (recog_for_combine, move_deaths): Likewise.
21472 (distribute_notes): Use alloc_reg_note and add_reg_note.
21473 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21474 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21475 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21477 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21479 PR rtl-optimization/39762
21480 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21481 ira_may_move_out_cost): Add comments about way of their usage.
21482 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21484 * ira-conflicts.c (process_regs_for_copy): Use function
21485 ira_get_register_move_cost instead of global
21486 ira_register_move_cost.
21488 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21489 color_pass, move_spill_restore, update_curr_costs): Ditto.
21491 * ira-lives.c (process_single_reg_class_operands): Ditto.
21493 * ira-emit.c (emit_move_list): Ditto.
21495 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21496 (record_reg_classes): Ditto. Use functions
21497 ira_get_register_move_cost and ira_get_may_move_cost instead of
21498 global vars ira_register_move_cost, ira_may_move_out_cost and
21499 ira_may_move_in_cost.
21500 (record_address_regs): Don't call ira_init_register_move_cost.
21501 Use function ira_get_may_move_cost instead of global
21502 ira_may_move_in_cost.
21503 (process_bb_node_for_hard_reg_moves): Use function
21504 ira_get_register_move_cost instead of global ira_register_move_cost.
21505 (ira_costs): Don't call ira_init_register_move_cost.
21507 2009-04-16 Richard Guenther <rguenther@suse.de>
21509 * tree-cfg.c (verify_gimple_assign_binary):
21510 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21511 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21512 (create_general_new_stmt): Note that this function is broken.
21514 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21516 * common.opt (fhelp): Add Var(help_flag).
21517 * gcc-plugin.h (plugin_info): Add help.
21518 * plugin.c (plugin_name_args): Add help.
21519 (register_plugin_info): Set plugin->help.
21520 (print_help_one_plugin): New.
21521 (print_plugins_help): New.
21522 * plugin.h (print_plugins_help): New.
21523 * toplev.c (toplev_main): Call print_plugins_help if needed.
21525 2009-04-16 Richard Guenther <rguenther@suse.de>
21527 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21528 (gimple_ior_addresses_taken_1): New function.
21529 (gimple_ior_addresses_taken): Likewise.
21530 * gimple.h (struct gimple_statement_with_ops_base): Remove
21531 addresses_taken member.
21532 (gimple_ior_addresses_taken): Declare.
21533 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21534 gimple_set_addresses_taken): Remove.
21535 * ipa-reference.c (mark_address): New function.
21536 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21537 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21538 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21539 (gimple_add_to_addresses_taken): Remove.
21540 (get_tmr_operands): Call mark_address_taken.
21541 (get_asm_expr_operands): Likewise.
21542 (get_expr_operands): Likewise.
21543 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21544 (free_stmt_operands): Do not free it.
21545 * tree-ssa.c (delete_tree_ssa): Likewise.
21546 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21548 2009-04-16 Richard Guenther <rguenther@suse.de>
21550 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21551 (walk_stmt_load_store_ops): Likewise.
21552 * gimple.c (get_base_loadstore): New function.
21553 (walk_stmt_load_store_addr_ops): Likewise.
21554 (walk_stmt_load_store_ops): Likewise.
21555 * ipa-pure-const.c (check_op): Simplify.
21556 (check_load, check_store): New functions.
21557 (check_stmt): Use walk_stmt_load_store_ops.
21558 * ipa-reference.c (mark_load): Adjust signature.
21559 (mark_store): Likewise.
21560 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21562 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21564 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21565 (plugin_info): New.
21566 * opts.c (common_handle_option): Don't call print_version.
21567 * plugin.c (plugin_name_args): Add version.
21568 (register_plugin_info): New.
21569 (register_callback): Handle PLUGIN_INFO.
21570 (try_init_one_plugin): New.
21571 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21573 (finalize_one_plugin): New.
21574 (finalize_plugins): New.
21575 (print_one_plugin): New.
21576 (print_plugins_versions): New.
21577 * plugin.h (print_plugins_versions): New.
21578 (finalize_plugins): New.
21579 * toplev.c (compile_file): Don't call initialize_plugins.
21580 (print_version): Call print_plugins_versions.
21581 (toplev_main): Call initialize_plugins. Print version if needed.
21582 Call finalize_plugins.
21584 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21586 * common.opt (fversion): New.
21587 * gcc.c (print_version): New.
21588 (process_command): Don't print the version. Just set print_version.
21589 (main): Print version. Call subprocesses if print_version and
21590 verbose_flag are set.
21591 * opts.c (common_handle_option): Handle OPT_fversion.
21593 2009-04-16 Richard Guenther <rguenther@suse.de>
21594 Ira Rosen <irar@il.ibm.com>
21596 PR tree-optimization/39698
21597 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21598 type of the reduction variable. Only generate the def if
21601 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21602 make sure to first convert to an integer of the same precision.
21603 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21604 the type of the evolution correctly in computing the new
21605 induction variable base.
21607 2009-04-16 Richard Guenther <rguenther@suse.de>
21609 PR middle-end/39625
21610 * tree-cfg.c (make_blocks): Split statements with to-be
21611 abnormal SSA names on the lhs.
21613 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21615 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21616 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21617 * c-typeck.c (really_start_incremental_init): Likewise.
21618 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21619 (TARGET_INITIALIZER): Remove it.
21620 * target.h (struct target): Remove vector_opaque_p.
21621 * tree.c (build_opaque_vector_type): New.
21622 * tree.h (TYPE_VECTOR_OPAQUE): New.
21623 (build_opaque_vector_type): Declare.
21624 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21625 * config/rs6000/rs6000.c (build_opaque_vector_type,
21626 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21627 (rs6000_init_builtins): Use build_opaque_vector_type for
21628 opaque_V4SI_type_node.
21630 2009-04-15 Catherine Moore <clm@codesourcery.com>
21632 * debug.h (set_name): Declare.
21633 * dwarf2out.c (dwarf2out_set_name): Declare.
21634 (dwarf2_debug_hooks): Add set_name.
21635 (find_AT_string): New.
21636 (add_AT_string): Call find_AT_string.
21637 (dwarf2out_set_name): New.
21638 * cp/decl.c (grokdeclarator): Call set_name.
21639 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21640 * debug.c (do_nothing_debug_hooks): Likewise.
21641 * dbxout.c (dbx_debug_hooks): Likewise.
21642 * sdbout.c (sdb_debug_hooks): Likewise.
21644 2009-04-15 Michael Eager <eager@eagercon.com>
21646 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21647 reg for single-precision FPU.
21648 * config/rs6000/rs6000.md (movsi_internal1): Only for
21649 !TARGET_SINGLE_FPU.
21650 (movsi_internal1_single): New. Add pattern to move SI values to/from
21651 single-precision FP regs.
21653 2009-04-15 Richard Guenther <rguenther@suse.de>
21655 * omp-low.c (lower_rec_input_clauses): Build correct address
21657 (expand_omp_for_generic): Fix multiplication type.
21658 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21659 (generate_memset_zero): Fix types.
21660 * tree-profile.c (prepare_instrumented_value): Correctly
21663 2009-04-15 Ian Lance Taylor <iant@google.com>
21665 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21666 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21667 for -Wall and for -Wc++-compat.
21668 (c_common_post_options): For C++, set warn_enum_compare if not
21670 * c-tree.h (struct c_expr): Add field original_type.
21671 (build_external_ref): Update declaration.
21672 * c-parser.c (c_parser_braced_init): Set original_type.
21673 (c_parser_initelt): Likewise.
21674 (c_parser_expr_no_commas): Likewise.
21675 (c_parser_conditional_expression): Likewise.
21676 (c_parser_cast_expression): Likewise.
21677 (c_parser_unary_expression): Likewise. Pull setting of
21678 original_code to top of function.
21679 (c_parser_sizeof_expression): Set original_type.
21680 (c_parser_alignof_expression): Likewise.
21681 (c_parser_postfix_expression): Likewise. Pull setting of
21682 original_code to top of function.
21683 (c_parser_postfix_expression_after_paren_type): Set original_type.
21684 (c_parser_postfix_expression_after_primary): Likewise.
21685 (c_parser_expression): Likewise.
21686 * c-typeck.c (build_external_ref): Add type parameter. Change all
21688 (c_expr_sizeof_expr): Set original_type field.
21689 (parser_build_unary_op): Likewise.
21690 (parser_build_binary_op): Likewise. Optionally warn about
21691 comparisons of enums of different types.
21692 (digest_init): Set original_type field.
21693 (really_start_incremental_init): Likewise.
21694 (push_init_level, pop_init_level): Likewise.
21695 * doc/invoke.texi (Warning Options): -Wenum-compare now
21698 2009-04-15 Richard Guenther <rguenther@suse.de>
21700 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21701 out a necessary conversion.
21702 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21703 names we didn't value number.
21704 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21706 2009-04-15 Richard Guenther <rguenther@suse.de>
21708 PR tree-optimization/39764
21709 * tree-ssa-ccp.c (get_value): Canonicalize value with
21710 canonicalize_float_value.
21712 2009-04-15 Jan Hubicka <jh@suse.cz>
21714 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21715 Wrong version of patch.
21717 2009-04-15 Jan Hubicka <jh@suse.cz>
21719 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21721 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21723 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21724 our distinct integral and vector types.
21726 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21728 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21729 * init.c (build_vtbl_address): Remove call to assemble_external.
21731 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21733 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21734 output for other floating point modes.
21736 2009-04-14 Diego Novillo <dnovillo@google.com>
21738 * diagnostic.c (diagnostic_report_diagnostic): Do not
21739 warn about loaded plugins for DK_ERROR and DK_WARNING.
21740 * c-decl.c (declspecs_add_type): Move call to
21741 invoke_plugin_callbacks ...
21742 * c-parser.c (c_parser_declspecs): ... here.
21743 * plugin.c (dump_active_plugins): Tidy output.
21745 2009-04-14 Diego Novillo <dnovillo@google.com>
21746 Le-Chun Wu <lcwu@google.com>
21748 * configure.ac: Add --enable-plugin support.
21749 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21750 * Makefile.in (PLUGIN_H): Define.
21751 Export ENABLE_PLUGIN and GMPINC to site.exp.
21752 Add PLUGINLIBS to link command.
21753 Add/modify dependencies for plugin.o and files including plugin.h.
21755 * config.in: Regenerate.
21757 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21760 2009-04-14 Le-Chun Wu <lcwu@google.com>
21762 * tree-pass.h (register_one_dump_file): Add a prototype for
21763 register_one_dump_file.
21764 * toplev.c (compile_file): Call initialize_plugins.
21765 (do_compile): Call invoke_plugin_callbacks.
21766 (toplev_main): Call invoke_plugin_callbacks.
21767 * common.opt: Add -fplugin= and -fplugin-arg-.
21768 * gcc-plugin.h: New public header file for plugins to include.
21769 * plugin.c: New source file.
21770 * plugin.h: New internal header file.
21771 * passes.c (register_one_dump_file): Make it external.
21773 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21775 2009-04-14 Diego Novillo <dnovillo@google.com>
21777 * doc/plugins.texi: New.
21778 * doc/gccint.texi: Add reference to Plugins chapter.
21779 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21780 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21781 loaded plugins, if any.
21782 * timevar.def (TV_PLUGIN_INIT): Define.
21783 (TV_PLUGIN_RUN): Define.
21784 * plugin.c: Include timevar.h
21785 (plugins_active_p): New.
21786 (dump_active_plugins): New.
21787 (debug_active_plugins): New.
21789 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21791 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21793 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21795 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21797 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21798 the same as a minus without a shift.
21800 2009-04-14 Nick Clifton <nickc@redhat.com>
21802 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21803 comparisons with small integers will always produce a short
21806 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21809 2008-12-19 Diego Novillo <dnovillo@google.com>
21811 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21813 2009-04-14 Richard Guenther <rguenther@suse.de>
21815 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21817 (verify_gimple_assign_binary): Likewise. Handle shifts and
21819 (verify_gimple_phi): Print the mismatched argument position.
21820 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21822 (vect_update_init_of_dr): Likewise.
21823 * matrix-reorg.c (transform_access_sites): Do what the
21825 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21827 2009-04-13 Michael Eager <eager@eagercon.com>
21829 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21830 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21831 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21832 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21833 remove duplicate config
21835 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21837 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21838 file_name:line_number type locator of the call site.
21840 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21842 * genautomata.c: Put blank after comma.
21843 (automaton_decls): New.
21844 (struct unit_usage): Add comments to member next.
21845 (store_alt_unit_usage): Keep the list ordered.
21846 (unit_present_on_list_p, equal_alternatives_p): New.
21847 (check_regexp_units_distribution): Check units distribution
21848 correctness correctly.
21849 (main): Don't write automata if error is found. Return correct
21852 * config/m68k/cf.md (cfv4_ds): Remove.
21853 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21854 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21856 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21857 power4-load-ext, power4-store, power4-store-update,
21858 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21859 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21860 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21861 power4-sqrt, power4-isync): Modify reservation to make correct
21862 unit distribution to automata.
21864 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21865 power5-store-update, power5-two, power5-three, power5-lmul,
21866 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21868 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21870 * except.c (pass_set_nothrow_function_flags): Set name and add
21872 (set_nothrow_function_flags): Mention in the dump file when
21873 changing a function to nothrow.
21875 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21878 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21879 instead of unsigned long.
21881 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21883 * config/arm/arm.c (return_used_this_function): Remove.
21884 (arm_output_function_prologue): Remove use of
21885 return_used_this_function.
21886 (output_return_instruction): Replace use of
21887 return_used_this_function
21888 by cfun->machine->return_used_this_function.
21889 (arm_output_epilogue): Likewise.
21890 (arm_output_function_epilogue): Likewise.
21891 (thumb_unexpanded_epilogue): Likewise.
21892 * config/arm/arm.h (struct machine_function):
21893 New member return_used_this_function.
21895 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21897 * doc/install.texi: Correct description of default directory for
21898 --with-gxx-include-dir.
21900 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21902 * fold-const.c (build_range_check): Properly deal with enumeral and
21903 boolean base types.
21905 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21907 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21908 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21909 * params.h (MAX_GCSE_PASSES): Remove.
21910 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21911 in sequence. Remove ability to run multiple passes.
21912 (bypass_jumps): Report run as third CPROP pass.
21914 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21916 PR middle-end/39651
21917 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21918 when deciding whether the whole SEQUENCE can throw.
21920 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21923 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21924 offseted label references.
21926 2009-04-11 Jan Hubicka <jh@suse.cz>
21928 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21930 2009-04-11 Richard Guenther <rguenther@suse.de>
21932 PR middle-end/39732
21933 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21934 return variables as TREE_ADDRESSABLE.
21936 2009-04-11 Richard Guenther <rguenther@suse.de>
21938 PR tree-optimization/39713
21939 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21940 reference trees have SSA_NAME operands.
21942 2009-04-11 Richard Guenther <rguenther@suse.de>
21945 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21946 address expressions.
21948 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21950 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21951 match changes in Cygwin 1.7
21952 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21953 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21955 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21957 PR tree-optimization/39701
21958 * doc/invoke.texi (Optimization Options): Document change in
21959 meaning and initialization of -fdelete-null-pointer-checks.
21961 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21963 PR middle-end/39701
21964 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21966 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21969 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21971 2009-04-10 Chao-ying Fu <fu@mips.com>
21973 * doc/tm.texi (Instruction Output): Document
21974 TARGET_ASM_FINAL_POSTSCAN_INSN.
21975 * target.h (final_postscan_insn): New field in asm_out.
21976 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21977 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21978 * final.c (final_scan_insn): Call
21979 targetm.asm_out.final_postscan_insn after outputting
21980 an asm macro and a normal instruction.
21982 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21983 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21984 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21985 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21986 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21988 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21990 PR middle-end/39701
21991 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21992 variables as non-NULL even with -fdelete-null-pointer-checks.
21994 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21996 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21998 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22001 * config/i386/i386.c (classify_argument): Handle SCmode with
22002 (bit_offset % 64) != 0.
22004 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22006 * doc/invoke.texi (Optimize Options): Add cross-reference to
22007 -Q --help=optimizers examples.
22009 2009-04-10 Ben Elliston <bje@au.ibm.com>
22012 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22013 regalign for the reg == fpr and TDmode case.
22015 2009-04-09 David Ayers <ayers@fsfe.org>
22018 * objc/objc-act.c (warn_with_method): Remove helper function.
22019 (check_duplicates): Call warning and inform directly.
22020 (really_start_method): Likewise.
22022 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22024 * expmed.c (expand_divmod): Always use a comparison for a division
22025 by a large unsigned integer.
22027 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22028 for things others than variables or functions as nonzero.
22030 2009-04-09 Nick Clifton <nickc@redhat.com>
22032 * unwind-compat.c: Change copyright header to refer to version
22033 3 of the GNU General Public License with version 3.1 of the
22034 GCC Runtime Library Exception and to point readers at the
22035 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22036 * config/alpha/crtfastmath.c: Likewise.
22037 * config/alpha/linux-unwind.h: Likewise.
22038 * config/alpha/qrnnd.asm: Likewise.
22039 * config/alpha/vms-crt0-64.c: Likewise.
22040 * config/alpha/vms-crt0.c: Likewise.
22041 * config/alpha/vms-dwarf2.asm: Likewise.
22042 * config/alpha/vms-dwarf2eh.asm: Likewise.
22043 * config/alpha/vms-psxcrt0-64.c: Likewise.
22044 * config/alpha/vms-psxcrt0.c: Likewise.
22045 * config/alpha/vms_tramp.asm: Likewise.
22046 * config/arc/initfini.c: Likewise.
22047 * config/arc/lib1funcs.asm: Likewise.
22048 * config/arm/bpabi-v6m.S: Likewise.
22049 * config/arm/bpabi.S: Likewise.
22050 * config/arm/bpabi.c: Likewise.
22051 * config/arm/crti.asm: Likewise.
22052 * config/arm/crtn.asm: Likewise.
22053 * config/arm/ieee754-df.S: Likewise.
22054 * config/arm/ieee754-sf.S: Likewise.
22055 * config/arm/lib1funcs.asm: Likewise.
22056 * config/arm/libunwind.S: Likewise.
22057 * config/arm/linux-atomic.c: Likewise.
22058 * config/arm/mmintrin.h: Likewise.
22059 * config/arm/pr-support.c: Likewise.
22060 * config/arm/unaligned-funcs.c: Likewise.
22061 * config/arm/unwind-arm.c: Likewise.
22062 * config/arm/unwind-arm.h: Likewise.
22063 * config/avr/libgcc.S: Likewise.
22064 * config/bfin/crti.s: Likewise.
22065 * config/bfin/crtlibid.s: Likewise.
22066 * config/bfin/crtn.s: Likewise.
22067 * config/bfin/lib1funcs.asm: Likewise.
22068 * config/bfin/linux-unwind.h: Likewise.
22069 * config/cris/arit.c: Likewise.
22070 * config/cris/cris_abi_symbol.c: Likewise.
22071 * config/darwin-64.c: Likewise.
22072 * config/darwin-crt2.c: Likewise.
22073 * config/darwin-crt3.c: Likewise.
22074 * config/darwin.h: Likewise.
22075 * config/dbxelf.h: Likewise.
22076 * config/dfp-bit.c: Likewise.
22077 * config/dfp-bit.h: Likewise.
22078 * config/elfos.h: Likewise.
22079 * config/fixed-bit.c: Likewise.
22080 * config/fixed-bit.h: Likewise.
22081 * config/fp-bit.c: Likewise.
22082 * config/fp-bit.h: Likewise.
22083 * config/fr30/crti.asm: Likewise.
22084 * config/fr30/crtn.asm: Likewise.
22085 * config/fr30/lib1funcs.asm: Likewise.
22086 * config/freebsd-spec.h: Likewise.
22087 * config/frv/cmovd.c: Likewise.
22088 * config/frv/cmovh.c: Likewise.
22089 * config/frv/cmovw.c: Likewise.
22090 * config/frv/frvbegin.c: Likewise.
22091 * config/frv/frvend.c: Likewise.
22092 * config/frv/lib1funcs.asm: Likewise.
22093 * config/glibc-stdint.h: Likewise.
22094 * config/h8300/clzhi2.c: Likewise.
22095 * config/h8300/crti.asm: Likewise.
22096 * config/h8300/crtn.asm: Likewise.
22097 * config/h8300/ctzhi2.c: Likewise.
22098 * config/h8300/fixunssfsi.c: Likewise.
22099 * config/h8300/lib1funcs.asm: Likewise.
22100 * config/h8300/parityhi2.c: Likewise.
22101 * config/h8300/popcounthi2.c: Likewise.
22102 * config/i386/ammintrin.h: Likewise.
22103 * config/i386/att.h: Likewise.
22104 * config/i386/avxintrin.h: Likewise.
22105 * config/i386/biarch64.h: Likewise.
22106 * config/i386/bmmintrin.h: Likewise.
22107 * config/i386/cpuid.h: Likewise.
22108 * config/i386/cross-stdarg.h: Likewise.
22109 * config/i386/crtfastmath.c: Likewise.
22110 * config/i386/crtprec.c: Likewise.
22111 * config/i386/cygming-crtbegin.c: Likewise.
22112 * config/i386/cygming-crtend.c: Likewise.
22113 * config/i386/cygwin.asm: Likewise.
22114 * config/i386/emmintrin.h: Likewise.
22115 * config/i386/gmm_malloc.h: Likewise.
22116 * config/i386/gthr-win32.c: Likewise.
22117 * config/i386/i386.h: Likewise.
22118 * config/i386/immintrin.h: Likewise.
22119 * config/i386/linux-unwind.h: Likewise.
22120 * config/i386/linux64.h: Likewise.
22121 * config/i386/mm3dnow.h: Likewise.
22122 * config/i386/mmintrin-common.h: Likewise.
22123 * config/i386/mmintrin.h: Likewise.
22124 * config/i386/nmmintrin.h: Likewise.
22125 * config/i386/pmm_malloc.h: Likewise.
22126 * config/i386/pmmintrin.h: Likewise.
22127 * config/i386/smmintrin.h: Likewise.
22128 * config/i386/sol2-c1.asm: Likewise.
22129 * config/i386/sol2-ci.asm: Likewise.
22130 * config/i386/sol2-cn.asm: Likewise.
22131 * config/i386/sol2-gc1.asm: Likewise.
22132 * config/i386/tmmintrin.h: Likewise.
22133 * config/i386/unix.h: Likewise.
22134 * config/i386/w32-unwind.h: Likewise.
22135 * config/i386/wmmintrin.h: Likewise.
22136 * config/i386/x86-64.h: Likewise.
22137 * config/i386/x86intrin.h: Likewise.
22138 * config/i386/xmmintrin.h: Likewise.
22139 * config/ia64/crtbegin.asm: Likewise.
22140 * config/ia64/crtend.asm: Likewise.
22141 * config/ia64/crtfastmath.c: Likewise.
22142 * config/ia64/crti.asm: Likewise.
22143 * config/ia64/crtn.asm: Likewise.
22144 * config/ia64/fde-glibc.c: Likewise.
22145 * config/ia64/lib1funcs.asm: Likewise.
22146 * config/ia64/linux-unwind.h: Likewise.
22147 * config/ia64/quadlib.c: Likewise.
22148 * config/ia64/unwind-ia64.c: Likewise.
22149 * config/linux.h: Likewise.
22150 * config/m32c/m32c-lib1.S: Likewise.
22151 * config/m32c/m32c-lib2-trapv.c: Likewise.
22152 * config/m32c/m32c-lib2.c: Likewise.
22153 * config/m32r/initfini.c: Likewise.
22154 * config/m68hc11/larith.asm: Likewise.
22155 * config/m68hc11/m68hc11-crt0.S: Likewise.
22156 * config/m68k/cf.md: Likewise.
22157 * config/m68k/crti.s: Likewise.
22158 * config/m68k/crtn.s: Likewise.
22159 * config/m68k/lb1sf68.asm: Likewise.
22160 * config/m68k/linux-unwind.h: Likewise.
22161 * config/mcore/crti.asm: Likewise.
22162 * config/mcore/crtn.asm: Likewise.
22163 * config/mcore/lib1.asm: Likewise.
22164 * config/mips/linux-unwind.h: Likewise.
22165 * config/mips/loongson.h: Likewise.
22166 * config/mips/mips16.S: Likewise.
22167 * config/mmix/crti.asm: Likewise.
22168 * config/mmix/crtn.asm: Likewise.
22169 * config/pa/fptr.c: Likewise.
22170 * config/pa/hpux-unwind.h: Likewise.
22171 * config/pa/lib2funcs.asm: Likewise.
22172 * config/pa/linux-atomic.c: Likewise.
22173 * config/pa/linux-unwind.h: Likewise.
22174 * config/pa/milli64.S: Likewise.
22175 * config/pa/quadlib.c: Likewise.
22176 * config/pa/stublib.c: Likewise.
22177 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22178 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22179 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22180 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22181 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22182 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22183 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22184 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22185 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22186 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22187 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22188 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22189 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22190 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22191 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22192 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22193 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22194 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22195 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22196 * config/rs6000/750cl.h: Likewise.
22197 * config/rs6000/altivec.h: Likewise.
22198 * config/rs6000/biarch64.h: Likewise.
22199 * config/rs6000/crtresfpr.asm: Likewise.
22200 * config/rs6000/crtresgpr.asm: Likewise.
22201 * config/rs6000/crtresxfpr.asm: Likewise.
22202 * config/rs6000/crtresxgpr.asm: Likewise.
22203 * config/rs6000/crtsavfpr.asm: Likewise.
22204 * config/rs6000/crtsavgpr.asm: Likewise.
22205 * config/rs6000/darwin-asm.h: Likewise.
22206 * config/rs6000/darwin-fallback.c: Likewise.
22207 * config/rs6000/darwin-fpsave.asm: Likewise.
22208 * config/rs6000/darwin-ldouble.c: Likewise.
22209 * config/rs6000/darwin-tramp.asm: Likewise.
22210 * config/rs6000/darwin-unwind.h: Likewise.
22211 * config/rs6000/darwin-vecsave.asm: Likewise.
22212 * config/rs6000/darwin-world.asm: Likewise.
22213 * config/rs6000/e500crtres32gpr.asm: Likewise.
22214 * config/rs6000/e500crtres64gpr.asm: Likewise.
22215 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22216 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22217 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22218 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22219 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22220 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22221 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22222 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22223 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22224 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22225 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22226 * config/rs6000/eabi-ci.asm: Likewise.
22227 * config/rs6000/eabi-cn.asm: Likewise.
22228 * config/rs6000/eabi.asm: Likewise.
22229 * config/rs6000/linux-unwind.h: Likewise.
22230 * config/rs6000/linux64.h: Likewise.
22231 * config/rs6000/paired.h: Likewise.
22232 * config/rs6000/paired.md: Likewise.
22233 * config/rs6000/ppc64-fp.c: Likewise.
22234 * config/rs6000/ppu_intrinsics.h: Likewise.
22235 * config/rs6000/rs6000.h: Likewise.
22236 * config/rs6000/si2vmx.h: Likewise.
22237 * config/rs6000/sol-ci.asm: Likewise.
22238 * config/rs6000/sol-cn.asm: Likewise.
22239 * config/rs6000/spe.h: Likewise.
22240 * config/rs6000/spu2vmx.h: Likewise.
22241 * config/rs6000/sysv4.h: Likewise.
22242 * config/rs6000/tramp.asm: Likewise.
22243 * config/rs6000/vec_types.h: Likewise.
22244 * config/s390/linux-unwind.h: Likewise.
22245 * config/s390/tpf-unwind.h: Likewise.
22246 * config/score/crti.asm: Likewise.
22247 * config/score/crtn.asm: Likewise.
22248 * config/sh/crt1.asm: Likewise.
22249 * config/sh/crti.asm: Likewise.
22250 * config/sh/crtn.asm: Likewise.
22251 * config/sh/divtab-sh4-300.c: Likewise.
22252 * config/sh/divtab-sh4.c: Likewise.
22253 * config/sh/divtab.c: Likewise.
22254 * config/sh/lib1funcs-4-300.asm: Likewise.
22255 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22256 * config/sh/lib1funcs.asm: Likewise.
22257 * config/sh/lib1funcs.h: Likewise.
22258 * config/sh/linux-atomic.asm: Likewise.
22259 * config/sh/linux-unwind.h: Likewise.
22260 * config/sh/shmedia.h: Likewise.
22261 * config/sh/sshmedia.h: Likewise.
22262 * config/sh/ushmedia.h: Likewise.
22263 * config/sparc/crtfastmath.c: Likewise.
22264 * config/sparc/linux-unwind.h: Likewise.
22265 * config/sparc/sol2-c1.asm: Likewise.
22266 * config/sparc/sol2-ci.asm: Likewise.
22267 * config/sparc/sol2-cn.asm: Likewise.
22268 * config/spu/divmodti4.c: Likewise.
22269 * config/spu/divv2df3.c: Likewise.
22270 * config/spu/float_disf.c: Likewise.
22271 * config/spu/float_unsdidf.c: Likewise.
22272 * config/spu/float_unsdisf.c: Likewise.
22273 * config/spu/float_unssidf.c: Likewise.
22274 * config/spu/mfc_multi_tag_release.c: Likewise.
22275 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22276 * config/spu/mfc_tag_release.c: Likewise.
22277 * config/spu/mfc_tag_reserve.c: Likewise.
22278 * config/spu/mfc_tag_table.c: Likewise.
22279 * config/spu/multi3.c: Likewise.
22280 * config/spu/spu_internals.h: Likewise.
22281 * config/spu/spu_intrinsics.h: Likewise.
22282 * config/spu/spu_mfcio.h: Likewise.
22283 * config/spu/vec_types.h: Likewise.
22284 * config/spu/vmx2spu.h: Likewise.
22285 * config/stormy16/stormy16-lib2.c: Likewise.
22286 * config/svr4.h: Likewise.
22287 * config/sync.c: Likewise.
22288 * config/v850/lib1funcs.asm: Likewise.
22289 * config/vxlib-tls.c: Likewise.
22290 * config/vxlib.c: Likewise.
22291 * config/vxworks-dummy.h: Likewise.
22292 * config/xtensa/crti.asm: Likewise.
22293 * config/xtensa/crtn.asm: Likewise.
22294 * config/xtensa/ieee754-df.S: Likewise.
22295 * config/xtensa/ieee754-sf.S: Likewise.
22296 * config/xtensa/lib1funcs.asm: Likewise.
22297 * config/xtensa/lib2funcs.S: Likewise.
22298 * config/xtensa/linux-unwind.h: Likewise.
22299 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22300 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22301 * coretypes.h: Likewise.
22302 * crtstuff.c: Likewise.
22303 * defaults.h: Likewise.
22304 * dwarf2.h: Likewise.
22305 * emutls.c: Likewise.
22306 * gbl-ctors.h: Likewise.
22307 * gcov-io.h: Likewise.
22308 * ginclude/float.h: Likewise.
22309 * ginclude/iso646.h: Likewise.
22310 * ginclude/stdarg.h: Likewise.
22311 * ginclude/stdbool.h: Likewise.
22312 * ginclude/stddef.h: Likewise.
22313 * ginclude/stdfix.h: Likewise.
22314 * ginclude/stdint-gcc.h: Likewise.
22315 * ginclude/tgmath.h: Likewise.
22316 * gthr-aix.h: Likewise.
22317 * gthr-dce.h: Likewise.
22318 * gthr-gnat.c: Likewise.
22319 * gthr-gnat.h: Likewise.
22320 * gthr-lynx.h: Likewise.
22321 * gthr-mipssde.h: Likewise.
22322 * gthr-nks.h: Likewise.
22323 * gthr-posix.c: Likewise.
22324 * gthr-posix.h: Likewise.
22325 * gthr-posix95.h: Likewise.
22326 * gthr-rtems.h: Likewise.
22327 * gthr-single.h: Likewise.
22328 * gthr-solaris.h: Likewise.
22329 * gthr-tpf.h: Likewise.
22330 * gthr-vxworks.h: Likewise.
22331 * gthr-win32.h: Likewise.
22332 * gthr.h: Likewise.
22333 * libgcc2.c: Likewise.
22334 * libgcc2.h: Likewise.
22335 * libgcov.c: Likewise.
22336 * tsystem.h: Likewise.
22337 * typeclass.h: Likewise.
22338 * unwind-c.c: Likewise.
22339 * unwind-compat.h: Likewise.
22340 * unwind-dw2-fde-compat.c: Likewise.
22341 * unwind-dw2-fde-darwin.c: Likewise.
22342 * unwind-dw2-fde-glibc.c: Likewise.
22343 * unwind-dw2-fde.c: Likewise.
22344 * unwind-dw2-fde.h: Likewise.
22345 * unwind-dw2.c: Likewise.
22346 * unwind-dw2.h: Likewise.
22347 * unwind-generic.h: Likewise.
22348 * unwind-pe.h: Likewise.
22349 * unwind-sjlj.c: Likewise.
22350 * unwind.inc: Likewise.
22351 * config/arm/neon-gen.ml: Change generated copyright header to
22352 refer to version 3 of the GNU General Public License with
22353 version 3.1 of the GCC Runtime Library Exception and to point
22354 readers at the COPYING3 and COPYING3.RUNTIME files and the
22355 FSF's license web page.
22356 * config/arm/arm_neon.h: Regenerate.
22358 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22360 * config/cris/cris.md: Change copyright header to refer to version
22361 3 of the GNU General Public License.
22362 * doc/install.texi2html: Change copyright header to refer to version
22363 3 of the GNU General Public License and to point readers at the
22364 COPYING3 file and the FSF's license web page.
22365 * config/vax/linux.h: Likewise.
22367 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22369 * config/i386/i386.md (cmpcc): New.
22370 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22371 (sync_compare_and_swap_cc*): Delete.
22373 * config/s390/s390.c (s390_compare_emitted): Remove.
22374 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22375 s390_compare_emitted used to be handled. Assert that modes match.
22376 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22377 refer to sync_compare_and_swap_ccsi.
22378 * config/s390/s390.h (s390_compare_emitted): Remove.
22379 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22380 instead of s390_compare_emitted.
22381 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22382 instead of s390_compare_emitted.
22383 * config/s390/s390.md (cmpcc): New.
22384 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22385 CC_REGNUM, do not pretend it's set.
22386 (sync_compare_and_swap_cc*): Delete.
22387 * config/s390/predicates.md (cc_reg_operand): New.
22389 * expr.c (sync_compare_and_swap_cc): Delete.
22390 * optabs.h (sync_compare_and_swap_cc): Delete.
22391 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22392 is being used with can_compare_p.
22393 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22394 (find_cc_set): New.
22395 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22396 look for a MODE_CC set instead. Use emit_store_flag.
22397 (expand_compare_and_swap_loop): Likewise, with some additional
22398 complication to avoid a force_reg when useless. Use
22399 emit_cmp_and_jump_insns.
22400 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22401 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22402 sync_compare_and_swap documentation.
22404 2009-04-09 Jan Hubicka <jh@suse.cz>
22406 * except.c (find_prev_try): Break out from ....
22407 (duplicate_eh_regions): ... here; properly update prev_try pointers
22408 when duplication part of tree.
22409 (dump_eh_tree): Improve dumping.
22410 (verify_eh_region): New.
22411 (verify_eh_tree): Use it.
22413 2009-04-06 Richard Guenther <rguenther@suse.de>
22415 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22416 &ARRAY addresses by adjusting their types and prepending
22418 * tree-cfg.c (verify_gimple_assign_single): Verify that
22419 addresses are correct.
22421 2009-04-09 Richard Guenther <rguenther@suse.de>
22423 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22424 indices into an array reference if possible.
22425 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22426 Fold POINTER_PLUS_EXPR statements with invariant address.
22428 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22431 * config.gcc (powerpc64-*-linux*): Always build biarch.
22433 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22436 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22437 it and pedwarn if this results in an INTEGER_CST.
22439 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22441 * doc/install.texi: Update minimum GMP version. Remove obsolete
22442 text in MPFR section.
22444 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22446 * dwarf2out.c (class_scope_p): New static inline.
22447 (class_or_namespace_scope_p): Use it.
22448 (gen_variable_die): Use DW_TAG_member tag for static data member
22449 declarations instead of DW_TAG_variable.
22451 PR middle-end/39573
22452 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22455 2009-04-08 Richard Guenther <rguenther@suse.de>
22457 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22458 valueize random data.
22460 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22462 * config.gcc (aix tm_file): Add aix-stdint.h.
22463 (aix tm clause use_gcc_stdint): Set to wrap.
22464 * config/rs6000/aix-stdint.h: New file.
22466 2009-04-08 Richard Guenther <rguenther@suse.de>
22468 PR middle-end/36291
22469 * tree-dfa.c (add_referenced_var): Do not recurse into
22470 global initializers.
22471 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22473 (fold_const_aggregate_ref): Likewise.
22475 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22477 * recog.c (ordered_comparison_operator): New.
22478 * gensupport.c (std_preds): Add it.
22479 * doc/md.texi (Machine-Independent Predicates): Document it.
22481 2009-04-08 Jan Hubicka <jh@suse.cz>
22483 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22484 * function.h (rtl_eh): Remove exception_handler_label_map.
22485 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22486 remove_exception_handler_label, for_each_eh_label_1): Remove.
22487 (rtl_remove_unreachable_regions): Remove.
22488 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22489 (find_exception_handler_labels): Don't build the hashtable.
22490 (maybe_remove_eh_handler): Remove.
22491 (for_each_eh_label): Rewrite to walk the tree.
22492 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22493 * except.h (maybe_remove_eh_handler): Remove.
22494 * passes.c (init_optimization_passes): Schedule second EH cleanup
22496 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22497 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22499 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22501 * genoutput.c (validate_optab_operands): New.
22502 (gen_insn, gen_expand): Call it.
22504 * genflags.c (gen_insn): Detect misused iterators.
22505 (main): Pass line_no to gen_insn, exit with status 1 on error.
22507 * genextract.c (line_no): Make global.
22508 (VEC_safe_set_locstr): Change assertion to error message.
22509 (main): Exit with status 1 on error.
22511 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22515 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22516 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22517 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22518 * c-convert.c (convert): Do not call fold on results of conversion
22519 functions when the result is a C_MAYBE_CONST_EXPR.
22520 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22521 of __builtin_choose_expr.
22522 * c-typeck.c (remove_c_maybe_const_expr): New.
22523 (build_unary_op, build_conditional_expr, build_compound_expr,
22524 build_binary_op, c_objc_common_truthvalue_conversion): Call
22525 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22528 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22530 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22531 CODE to produce a new one. Add a prototype to use fold_convert_const
22533 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22536 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22537 mix declarations and code.
22539 2009-04-08 Ben Elliston <bje@au.ibm.com>
22541 * gcc.c: Replace `CC' with `GCC' throughout.
22543 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22545 * doc/invoke.texi: Document Atom support.
22547 2009-04-07 Jason Merrill <jason@redhat.com>
22550 * c-common.h, c-common.c: Add flag_pretty_templates.
22551 * c-opts.c (c_common_handle_option): Set it.
22552 * c.opt: Add -fno-pretty-templates.
22553 * doc/invoke.texi (C++ Dialect Options): Likewise.
22555 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22557 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22558 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22559 (ia64_expand_builtin): Likewise.
22561 2009-04-07 Martin Jambor <mjambor@suse.cz>
22563 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22564 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22565 ADDR_EXPRS are include too.
22567 2009-04-07 Richard Guenther <rguenther@suse.de>
22569 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22570 decls are only used if passes as parameters or if they are
22571 local statics and the call is not to a builtin.
22572 (call_may_clobber_ref_p_1): Likewise.
22574 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22576 * expr.c (do_store_flag): Remove last argument. Simplify code
22577 to avoid duplication of tests already done by can_compare_p.
22578 (expand_expr_real_1): Adjust caller.
22580 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22582 * optabs.c (can_compare_p): Test the predicate of a
22583 cbranch and cstore pattern.
22585 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22587 * expr.c (convert_move): Use emit_store_flag instead of
22590 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22592 * config/i386/i386.c (ix86_compare_emitted): Remove.
22593 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22594 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22595 * config/i386/i386.h (ix86_compare_emitted): Remove.
22596 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22597 instead of ix86_compare_emitted.
22598 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22600 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22602 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22603 Add t-sysroot-suffix to tmake_file.
22604 * config/print-sysroot-suffix.sh: New file.
22605 * config/t-sysroot-suffix: New file.
22607 2009-04-07 Ben Elliston <bje@au.ibm.com>
22609 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22610 as the latter produces a warning when the target does not support
22613 2009-04-07 Ben Elliston <bje@au.ibm.com>
22615 * dfp.c: Replace type punning assignments with memcpy throughout.
22616 * Makefile.in (dfp.o-warn): Remove.
22618 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22621 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22622 Include soft-fp/t-softfp after rs6000/t-linux64.
22624 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22626 * stor-layout.c (set_sizetype): Use the full precision of their
22627 machine mode for bitsize types.
22629 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22631 * config/i386/i386.md: Revert 2 accidental checkins.
22633 2009-04-06 Joey Ye <joey.ye@intel.com>
22634 Xuepeng Guo <xuepeng.guo@intel.com>
22635 H.J. Lu <hongjiu.lu@intel.com>
22637 Atom pipeline model, tuning and insn selection.
22638 * config.gcc (atom): Add atom config options and target.
22640 * config/i386/atom.md: New.
22642 * config/i386/i386.c (atom_cost): New cost.
22643 (m_ATOM): New macro flag.
22644 (initial_ix86_tune_features): Set m_ATOM.
22645 (x86_accumulate_outgoing_args): Likewise.
22646 (x86_arch_always_fancy_math_387): Likewise.
22647 (processor_target): Add Atom cost.
22648 (cpu_names): Add Atom cpu name.
22649 (override_options): Set Atom ISA.
22650 (ix86_issue_rate): New case PROCESSOR_ATOM.
22651 (ix86_adjust_cost): Likewise.
22653 * config/i386/i386.h (TARGET_ATOM): New target macro.
22654 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22655 (TARGET_OPT_AGU): New target option.
22656 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22657 (processor_type): Add PROCESSOR_ATOM.
22659 * config/i386/i386.md (cpu): Add new value "atom".
22660 (use_carry, movu): New attr.
22661 (atom.md): Include atom.md.
22662 (adddi3_carry_rex64): Set attr "use_carry".
22663 (addqi3_carry): Likewise.
22664 (addhi3_carry): Likewise.
22665 (addsi3_carry): Likewise.
22666 (*addsi3_carry_zext): Likewise.
22667 (subdi3_carry_rex64): Likewise.
22668 (subqi3_carry): Likewise.
22669 (subhi3_carry): Likewise.
22670 (subsi3_carry): Likewise.
22671 (x86_movdicc_0_m1_rex64): Likewise.
22672 (*x86_movdicc_0_m1_se): Likewise.
22673 (x86_movsicc_0_m1): Likewise.
22674 (*x86_movsicc_0_m1_se): Likewise.
22675 (*adddi_1_rex64): Emit add insn as much as possible.
22676 (*addsi_1): Likewise.
22677 (return_internal): Set atom_unit.
22678 (return_internal_long): Likewise.
22679 (return_pop_internal): Likewise.
22680 (*rcpsf2_sse): Set atom_sse_attr attr.
22681 (*qrt<mode>2_sse): Likewise.
22682 (*prefetch_sse): Likewise.
22684 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22686 (ix86_target_macros_internal): Likewise.
22688 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22689 (*prefetch_sse_rex): Likewise.
22690 (sse_rcpv4sf2): Likewise.
22691 (sse_vmrcpv4sf2): Likewise.
22692 (sse_sqrtv4sf2): Likewise.
22693 (<sse>_vmsqrt<mode>2): Likewise.
22694 (sse_ldmxcsr): Likewise.
22695 (sse_stmxcsr): Likewise.
22696 (*sse_sfence): Likewise.
22697 (sse2_clflush): Likewise.
22698 (*sse2_mfence): Likewise.
22699 (*sse2_lfence): Likewise.
22700 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22701 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22702 (avx_movdqu<avxmodesuffix>): Likewise.
22703 (avx_lddqu<avxmodesuffix>): Likewise.
22704 (sse2_movntv2di): Change attr "type" to "ssemov".
22705 (sse2_movntsi): Likewise.
22706 (rsqrtv8sf2): Change attr "type" to "sseadd".
22707 (sse3_addsubv2df3): Set attr "atom_unit".
22708 (sse3_h<plusminus_insn>v4sf3): Likewise.
22709 (*sse2_pmaddwd): Likewise.
22710 (*vec_extractv2di_1_rex64): Likewise.
22711 (*vec_extractv2di_1_avx): Likewise.
22712 (sse2_psadbw): Likewise.
22713 (ssse3_phaddwv8hi3): Likewise.
22714 (ssse3_phaddwv4hi3): Likewise.
22715 (ssse3_phadddv4si3): Likewise.
22716 (ssse3_phadddv2si3): Likewise.
22717 (ssse3_phaddswv8hi3): Likewise.
22718 (ssse3_phaddswv4hi3): Likewise.
22719 (ssse3_phsubwv8hi3): Likewise.
22720 (ssse3_phsubwv4hi3): Likewise.
22721 (ssse3_phsubdv4si3): Likewise.
22722 (ssse3_phsubdv2si3): Likewise.
22723 (ssse3_phsubswv8hi3): Likewise.
22724 (ssse3_phsubswv4hi3): Likewise.
22725 (ssse3_pmaddubsw128): Likewise.
22726 (sse3_pmaddubsw: Likewise.
22727 (ssse3_palignrti): Likewise.
22728 (ssse3_palignrdi): Likewise.
22730 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22732 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22734 2009-04-06 Richard Guenther <rguenther@suse.de>
22736 PR tree-optimization/28868
22737 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22738 of which PHI results we inserted.
22739 (insert_into_preds_of_block): Record inserted PHIs.
22740 (eliminate): Eliminate redundant PHI nodes.
22741 (init_pre): Init inserted_phi_names.
22743 2009-04-06 Richard Guenther <rguenther@suse.de>
22745 PR tree-optimization/39643
22746 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22747 IMAGPART_EXPRs of complex constants.
22748 (execute_fold_all_builtins): If we folded a call queue
22749 TODO_update_address_taken.
22751 2009-04-06 Jan Hubicka <jh@suse.cz>
22753 PR middle-end/39659
22754 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22757 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22759 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22761 (ic_invalidate_array): Likewise.
22763 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22765 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22766 alignment for library calls.
22768 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22770 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22771 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22772 * config/i386/mingw-stdint.h: New file.
22774 2009-04-05 Richard Guenther <rguenther@suse.de>
22776 PR tree-optimization/39648
22777 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22778 our &A vs. &A[0] IL deficiencies.
22780 2009-04-04 Jan Hubicka <jh@suse.cz>
22782 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22783 removed toplevel regions.
22784 (sjlj_mark_call_sites): Likewise.
22786 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22788 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22789 (cygwin tm clause use_gcc_stdint): Set to wrap.
22790 * config/i386/cygwin-stdint.h: New file.
22792 2009-04-04 Richard Guenther <rguenther@suse.de>
22794 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22795 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22796 single-argument PHIs if we are in loop-closed SSA form.
22797 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22798 for the pre-condition.
22799 (slpeel_tree_peel_loop_to_edge): Likewise.
22800 (vect_build_loop_niters): Take an optional sequence to append stmts.
22801 (vect_generate_tmps_on_preheader): Likewise.
22802 (vect_do_peeling_for_loop_bound): Take extra guards for the
22804 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22805 the cost model check.
22806 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22807 guards if we are going to peel. Do not apply versioning in that case.
22808 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22809 (vect_do_peeling_for_loop_bound): Likewise.
22810 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22811 loop bound only record extra pre-conditions, do not apply loop
22814 2009-04-04 Richard Guenther <rguenther@suse.de>
22816 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22819 2009-04-04 Jan Hubicka <jh@suse.cz>
22821 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22822 last_basic_block for size of bb->index indexed array.
22823 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22824 compute_out, link_btr_uses, build_btr_def_use_webs,
22825 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22827 2009-04-04 Jan Hubicka <jh@suse.cz>
22829 * except.c (remove_eh_handler_and_replace): Break out from ...
22830 (remove_eh_handler): ... here.
22831 (bring_to_root): New function.
22832 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22833 handled ones, bring others to root of tree.
22835 2009-04-04 Jan Hubicka <jh@suse.cz>
22837 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22838 (all_phis_safe_to_merge): New function.
22839 (update_info): New structure.
22840 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22841 (cleanup_empty_eh): Update SSA if possible.
22843 2009-04-04 Richard Guenther <rguenther@suse.de>
22845 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22846 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22847 (append_vuse): Likewise.
22849 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22851 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22852 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22853 instead of REG_UNSAVED for DW_CFA_undefined.
22854 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22855 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22858 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22861 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22863 2009-04-04 Richard Guenther <rguenther@suse.de>
22865 PR tree-optimization/8781
22866 PR tree-optimization/37892
22867 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22868 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22869 (valueize_refs): Call it for *& valueizations.
22870 (shared_reference_ops_from_ref): Rename to ...
22871 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22872 (shared_reference_ops_from_call): Rename to ...
22873 (valueize_shared_reference_ops_from_call): ... this and valueize.
22874 (vn_reference_lookup): Update.
22875 (visit_reference_op_call): Likewise.
22876 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22877 (eliminate): Value-replace the call address in call statements.
22879 2009-04-04 Richard Guenther <rguenther@suse.de>
22881 PR tree-optimization/39636
22882 * tree-ssa-forwprop.c
22883 (forward_propagate_addr_into_variable_array_index): Check for
22884 GIMPLE_ASSIGN before accessing the rhs code.
22886 2009-04-03 Jason Merrill <jason@redhat.com>
22888 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22890 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22892 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22893 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22894 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22895 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22896 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22897 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22898 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22899 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22900 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22901 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22902 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22903 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22904 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22905 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22906 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22907 Use fr_reg_or_fp01_operand instead of fr_register_operand
22909 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22910 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22911 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22913 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22915 PR rtl-optimization/39607
22916 PR rtl-optimization/39631
22920 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22921 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22922 instead of DF_LR_OUT.
22923 * ira-lives.c (process_bb_node_lives): Ditto.
22924 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22925 instead of DF_LR_{OUT,IN}.
22926 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22927 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22929 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22931 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22932 (execute_lower_omp): Always run but take the short way out if -fopenmp
22934 (gate_lower_omp): Remove, forcing the pass manager to always run the
22935 pass and always set PROP_gimple_lomp.
22936 (pass_lower_omp): Remove gate function.
22937 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22938 PROP_trees. Instead, require it.
22939 * ipa-cp.c (pass_ipa_cp): Likewise.
22940 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22941 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22942 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22943 and PROP_gimple_leh.
22945 2009-04-03 Richard Guenther <rguenther@suse.de>
22947 PR middle-end/13146
22948 PR tree-optimization/23940
22949 PR tree-optimization/33237
22950 PR middle-end/33974
22951 PR middle-end/34093
22952 PR tree-optimization/36201
22953 PR tree-optimization/36230
22954 PR tree-optimization/38049
22955 PR tree-optimization/38207
22956 PR tree-optimization/38230
22957 PR tree-optimization/38301
22958 PR tree-optimization/38585
22959 PR middle-end/38895
22960 PR tree-optimization/38985
22961 PR tree-optimization/39299
22962 * tree-ssa-structalias.h: Remove.
22963 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22964 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22965 (struct vuse_element_d): Remove.
22966 (struct vuse_vec_d): Likewise.
22967 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22968 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22969 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22970 VUSE_ELEMENT_VAR): Likewise.
22971 (struct voptype_d): Likewise.
22972 (NUM_VOP_FREE_BUCKETS): Likewise.
22973 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22974 (struct stmt_operands_d): Remove.
22975 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22976 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22977 VDEF_NUM, VDEF_VECT): Likewise.
22978 (copy_virtual_operands): Remove.
22979 (operand_build_cmp): Likewise.
22980 (create_ssa_artificial_load_stmt): Likewise.
22981 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22982 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22983 vuse_index and mayuse_index members. Pack and move done and iter_type
22984 members to the front.
22985 (SSA_OP_VMAYUSE): Remove.
22986 (SSA_OP_VIRTUAL_USES): Adjust.
22987 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22988 (unlink_stmt_vdef): Declare.
22989 (add_to_addressable_set): Remove.
22990 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22991 (vrp_visit_stmt): Likewise.
22992 * doc/tree-ssa.texi (Alias analysis): Update.
22993 * doc/invoke.texi (max-aliased-vops): Remove docs.
22994 (avg-aliased-vops): Likewise.
22995 * tree-into-ssa.c (syms_to_rename): Remove.
22996 (need_to_update_vops_p): Likewise.
22997 (need_to_initialize_update_ssa_p): Rename to ...
22998 (update_ssa_initialized_fn): ... this. Track function we are
23000 (symbol_marked_for_renaming): Simplify.
23001 (add_new_name_mapping): Do not set need_to_update_vops_p.
23002 (dump_currdefs): Use SYMS_TO_RENAME.
23003 (rewrite_update_stmt): Always walk all uses/defs.
23004 (dump_update_ssa): Adjust.
23005 (init_update_ssa): Take function argument. Track what we are
23007 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23008 (create_new_def_for): Initialize for cfun, assert we are initialized
23010 (mark_sym_for_renaming): Simplify.
23011 (mark_set_for_renaming): Do not initialize update-ssa.
23012 (need_ssa_update_p): Simplify. Take function argument.
23013 (name_mappings_registered_p): Assert we ask for the correct function.
23014 (name_registered_for_update_p): Likewise.
23015 (ssa_names_to_replace): Likewise.
23016 (release_ssa_name_after_update_ssa): Likewise.
23017 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23018 (dump_decl_set): Do not print a newline.
23019 (debug_decl_set): Do it here.
23020 (dump_update_ssa): And here.
23021 * tree-ssa-loop-im.c (move_computations): Adjust.
23022 (movement_possibility): Likewise.
23023 (determine_max_movement): Likewise.
23024 (gather_mem_refs_stmt): Likewise.
23025 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23026 or NAME_MEMORY_TAG.
23027 * tree-complex.c (update_all_vops): Remove.
23028 (expand_complex_move): Adjust.
23029 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23030 Simplify test for memory referencing statement. Exclude
23031 non-invariant ADDR_EXPRs.
23032 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23033 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23034 (rdg_flag_uses): Likewise.
23035 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23037 (tree_optimize_tail_calls_1): Also split the
23038 edge from the entry block if we have degenerate PHI nodes in
23039 the first basic block.
23040 * tree.c (init_ttree): Remove memory-tag related code.
23041 (tree_code_size): Likewise.
23042 (tree_node_structure): Likewise.
23043 (build7_stat): Re-write to be build6_stat.
23044 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23045 (SSA_VAR_P): Adjust.
23046 (struct tree_memory_tag): Remove.
23047 (struct tree_memory_partition_tag): Likewise.
23048 (union tree_node): Adjust.
23049 (build7): Re-write to be build6.
23050 * tree-pass.h (pass_reset_cc_flags): Remove.
23051 (TODO_update_address_taken): New flag.
23052 (pass_simple_dse): Remove.
23053 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23054 * params.h (MAX_ALIASED_VOPS): Remove.
23055 (AVG_ALIASED_VOPS): Likewise.
23056 * omp-low.c (expand_omp_taskreg): Update SSA form.
23057 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23058 aliases the lhs in a copy stmt.
23059 * tree-ssa-dse.c (struct address_walk_data): Remove.
23060 (memory_ssa_name_same): Likewise.
23061 (memory_address_same): Likewise.
23062 (get_kill_of_stmt_lhs): Likewise.
23063 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23064 unused stores. Look through PHI nodes into post-dominated regions.
23065 (dse_optimize_stmt): Simplify. Properly remove stores.
23066 (tree_ssa_dse): Compute dominators.
23067 (execute_simple_dse): Remove.
23068 (pass_simple_dse): Likewise.
23069 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23070 gimple_loaded_syms and gimple_stored_syms computation.
23071 * toplev.c (dump_memory_report): Dump alias and pta stats.
23072 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23073 (vn_reference_eq): Likewise.
23074 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23075 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23076 valueize_vuses): Remove.
23077 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23078 (get_def_ref_stmt_vuse): ... this.
23079 (vn_reference_lookup_2): New function.
23080 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23081 walking equivalent vuses. Simplify.
23082 (vn_reference_lookup): Likewise.
23083 (vn_reference_insert): Likewise.
23084 (vn_reference_insert_pieces): Likewise.
23085 (visit_reference_op_call): Simplify.
23086 (visit_reference_op_load): Likewise.
23087 (visit_reference_op_store): Likewise.
23088 (init_scc_vn): Remove shared_lookup_vuses initialization.
23089 (free_scc_vn): Remove shared_lookup_vuses freeing.
23090 (sort_vuses, sort_vuses_heap): Remove.
23091 (get_ref_from_reference_ops): Export.
23092 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23093 vector with single vuse pointer.
23094 (vn_reference_lookup_pieces, vn_reference_lookup,
23095 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23096 (shared_vuses_from_stmt): Remove.
23097 (get_ref_from_reference_ops): Declare.
23098 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23099 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23100 memory-tag related code.
23101 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23102 (likely_value): Add comment, skip static-chain of call statements.
23103 (surely_varying_stmt_p): Adjust.
23104 (gimplify_and_update_call_from_tree): Likewise.
23105 (execute_fold_all_builtins): Do not rebuild alias info.
23106 (gimplify_and_update_call_from_tree): Properly update VOPs.
23107 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23108 (copy_ref_info): Remove memory-tag related code.
23109 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23110 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23111 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23113 * tree-ssa-dom.c (gimple_p): Remove typedef.
23114 (eliminate_redundant_computations): Adjust.
23115 (record_equivalences_from_stmt): Likewise.
23116 (avail_expr_hash): Likewise.
23117 (avail_expr_eq): Likewise.
23118 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23119 (stmt_makes_single_load): Likewise.
23120 (stmt_makes_single_store): Likewise.
23121 * tree-ssa-alias.c: Rewrite completely.
23122 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23123 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23124 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23125 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23126 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23127 Remove public functions.
23128 (pass_reset_cc_flags): Remove.
23129 (pass_build_alias): Move ...
23130 * tree-ssa-structalias.c (pass_build_alias): ... here.
23131 * tree-ssa-alias.c (may_be_aliased): Move ...
23132 * tree-flow-inline.h (may_be_aliased): ... here.
23133 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23134 count_uses_and_derefs): Move ...
23135 * gimple.c: ... here.
23136 * gimple.h (count_uses_and_derefs): Declare.
23137 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23138 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23139 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23140 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23141 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23142 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23143 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23145 * tree-dfa.c (refs_may_alias_p): Move ...
23146 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23147 * tree-ssa-alias.h: New file.
23148 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23149 (statement_sink_location): Likewise.
23150 * opts.c (decode_options): Do not adjust max-aliased-vops or
23151 avg-aliased-vops values.
23152 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23153 (TV_CALL_CLOBBER): Likewise.
23154 (TV_FLOW_SENSITIVE): Likewise.
23155 (TV_FLOW_INSENSITIVE): Likewise.
23156 (TV_MEMORY_PARTITIONING): Likewise.
23157 (TV_ALIAS_STMT_WALK): New timevar.
23158 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23159 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23160 (get_address_description): Remove memory-tag related code.
23161 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23162 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23163 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23164 and immediate uses in statements. Document.
23165 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23166 (dump_symbols): Remove.
23167 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23168 * alias.c (get_deref_alias_set): New function split out from ...
23169 (get_alias_set): ... here.
23170 * alias.h (get_deref_alias_set): Declare.
23171 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23172 type parameter. Remove restrict pointer handling. Create a
23173 ref-all pointer in case type-based alias sets do not conflict.
23174 (vect_analyze_data_refs): Remove SMT related code.
23175 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23176 (vectorizable_load): Likewise.
23177 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23178 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23179 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23180 Ignore vops and SMTs.
23181 (dr_analyze_alias): Likewise..
23182 (free_data_ref): Likewise.
23183 (create_data_ref): Likewise.
23184 (analyze_all_data_dependences): Likewise.
23185 (get_references_in_stmt): Adjust.
23186 * tree-flow-inline.h (gimple_aliases_computed_p,
23187 gimple_addressable_vars, gimple_call_clobbered_vars,
23188 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23189 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23190 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23191 gimple_mem_ref_stats): Remove.
23192 (gimple_vop): New function.
23193 (op_iter_next_use): Remove vuses and mayuses cases.
23194 (op_iter_next_def): Remove vdefs case.
23195 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23196 (clear_and_done_ssa_iter): Do not set removed fields.
23197 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23198 Assert we are not iterating over vuses or vdefs if not also
23199 iterating over uses or defs.
23200 (op_iter_init_use): Likewise.
23201 (op_iter_init_def): Likewise.
23202 (op_iter_next_vdef): Remove.
23203 (op_iter_next_mustdef): Likewise.
23204 (op_iter_init_vdef): Likewise.
23205 (compare_ssa_operands_equal): Likewise.
23206 (link_use_stmts_after): Handle vuse operand.
23207 (is_call_used): Use is_call_clobbered.
23208 (is_call_clobbered): Global variables are always call clobbered,
23209 query the call-clobbers bitmap.
23210 (mark_call_clobbered): Ignore global variables.
23211 (clear_call_clobbered): Likewise.
23212 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23213 virtual operands sanity check.
23214 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23216 (TARGET_MEM_REF): Remove TMR_TAG operand.
23217 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23218 Remove call-clobber related code.
23219 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23220 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23221 partitions or escape reason.
23222 (get_single_def_stmt, get_single_def_stmt_from_phi,
23223 get_single_def_stmt_with_phi): Remove.
23224 (dump_referenced_vars): Tidy.
23225 (get_ref_base_and_extent): Allow bare decls.
23226 (collect_dfa_stats): Adjust.
23227 * graphite.c (rename_variables_in_stmt): Adjust.
23228 (graphite_copy_stmts_from_block): Likewise.
23229 (translate_clast): Likewise.
23230 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23232 (translate_vuse_through_block): Use the oracle.
23233 (phi_translate_1): Adjust.
23234 (value_dies_in_block_x): Use the oracle. Cache the outcome
23236 (valid_in_sets): Check if the VUSE for
23237 a REFERENCE is available.
23238 (eliminate): Do not remove stmts during elimination,
23239 instead queue and remove them afterwards.
23240 (do_pre): Do not rebuild alias info.
23241 (pass_pre): Run TODO_rebuild_alias before PRE.
23242 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23243 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23244 (mark_all_v_defs_stmt): Remove.
23245 (mark_all_v_defs_seq): Adjust.
23246 (sra_replace): Likewise.
23247 (scalarize_use): Likewise.
23248 (scalarize_copy): Likewise.
23249 (scalarize_init): Likewise.
23250 (scalarize_ldst): Likewise.
23251 (todoflags): Remove.
23252 (tree_sra): Do not rebuild alias info.
23253 (tree_sra_early): Adjust.
23254 (pass_sra): Run TODO_update_address_taken before SRA.
23255 * tree-predcom.c (set_alias_info): Remove.
23256 (prepare_initializers_chain): Do not call it.
23257 (mark_virtual_ops_for_renaming): Adjust.
23258 (mark_virtual_ops_for_renaming_list): Remove.
23259 (initialize_root_vars): Adjust.
23260 (initialize_root_vars_lm): Likewise.
23261 (prepare_initializers_chain): Likewise.
23262 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23263 (may_propagate_copy_into_stmt): Likewise.
23264 (merge_alias_info): Do nothing for now.
23265 (propagate_tree_value_into_stmt): Adjust.
23266 (stmt_may_generate_copy): Likewise.
23267 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23268 not mark symbols for renaming.
23269 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23270 with the same statement, make sure to update the new pointed-to one.
23271 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23272 call statements, do not mark symbols for renaming.
23273 (mark_operand_necessary): Dump something.
23274 (ref_may_be_aliased): New function.
23275 (mark_aliased_reaching_defs_necessary_1): New helper function.
23276 (mark_aliased_reaching_defs_necessary): Likewise.
23277 (mark_all_reaching_defs_necessary_1): Likewise.
23278 (mark_all_reaching_defs_necessary): Likewise.
23279 (propagate_necessity): Do not process virtual PHIs. For
23280 non-aliased loads mark all reaching definitions as necessary.
23281 For aliased loads and stores mark the immediate dominating
23282 aliased clobbers as necessary.
23283 (visited): New global static.
23284 (perform_tree_ssa_dce): Free visited bitmap after propagating
23286 (remove_dead_phis): Perform simple dead virtual PHI removal.
23287 (remove_dead_stmt): Properly unlink virtual operands when
23289 (eliminate_unnecessary_stmts): Schedule PHI removal after
23291 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23292 (process_replaceable): Likewise.
23293 (find_replaceable_in_bb): Likewise.
23294 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23295 based on the single gimple vop.
23296 (verify_flow_insensitive_alias_info): Remove.
23297 (verify_flow_sensitive_alias_info): Likewise.
23298 (verify_call_clobbering): Likewise.
23299 (verify_memory_partitions): Likewise.
23300 (verify_alias_info): Likewise.
23301 (verify_ssa): Adjust..
23302 (execute_update_addresses_taken): Export. Update SSA
23303 manually. Optimize only when optimizing. Use a local bitmap.
23304 (pass_update_address_taken): Remove TODO_update_ssa, add
23306 (pass_update_address_taken): Just use TODO_update_address_taken.
23307 (init_tree_ssa): Do not initialize addressable_vars.
23308 (verify_ssa): Verify new VUSE / VDEF properties.
23309 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23310 Do not call verify_alias_info.
23311 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23312 Do not free the loaded and stored syms bitmaps. Reset the escaped
23313 and callused solutions. Do not free addressable_vars.
23314 Remove memory-tag related code.
23315 (warn_uninitialized_var): Aliases are always available.
23316 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23317 * lambda-code.c (can_put_in_inner_loop): Adjust.
23318 (can_put_after_inner_loop): Likewise.
23319 (perfect_nestify): Likewise.
23320 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23321 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23322 (vectorizable_conversion): Do not mark symbols for renaming.
23323 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23324 (expand_call_inline): Unlink the calls virtual operands before
23326 (tree_function_versioning): Do not call update_ssa if we are not
23327 updating clones. Simplify.
23328 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23329 (propagate_with_phi): Likewise..
23330 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23331 clobber code. Assert we are not aliased or global.
23332 * tree-flow.h: Include tree-ssa-alias.h
23333 (enum escape_type): Remove.
23334 (struct mem_sym_stats_d): Likewise.
23335 (struct mem_ref_stats_d): Likewise.
23336 (struct gimple_df): Add vop member. Remove global_var,
23337 call_clobbered_vars, call_used_vars, addressable_vars,
23338 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23339 escaped and callused members.
23340 (struct ptr_info_def): Remove all members, add points-to solution
23342 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23343 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23344 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23345 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23346 (tree-ssa-alias.o): Likewise.
23347 (toplev.o): Add tree-ssa-alias.h
23348 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23349 * gimple.c (gimple_set_bb): Fix off-by-one error.
23350 (is_gimple_reg): Do not handle memory tags.
23351 (gimple_copy): Also copy virtual operands.
23352 Delay updating the statement. Do not reset loaded and stored syms.
23353 (gimple_set_stored_syms): Remove.
23354 (gimple_set_loaded_syms): Likewise.
23355 (gimple_call_copy_skip_args): Copy the virtual operands
23356 and mark the new statement modified.
23357 * tree-ssa-structalias.c (may_alias_p): Remove.
23358 (set_uids_in_ptset): Take the alias set to prune with as
23359 parameter. Fold in the alias test of may_alias_p.
23360 (compute_points_to_sets): Compute whether a ptr is dereferenced
23361 in a local sbitmap.
23362 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23363 other ADDRESSOF constraints on the lhs.
23364 (get_constraint_for_component_ref): Assert that we don't get
23365 ADDRESSOF constraints from the base of the reference.
23366 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23367 (struct variable_info): Remove collapsed_to member.
23368 (get_varinfo_fc): Remove.
23369 (new_var_info): Do not set collapsed_to.
23370 (dump_constraint): Do not follow cycles.
23371 (dump_constraint_graph): Likewise.
23372 (build_pred_graph): Likewise.
23373 (build_succ_graph): Likewise.
23374 (rewrite_constraints): Likewise.
23375 (do_simple_structure_copy): Remove.
23376 (do_rhs_deref_structure_copy): Remove.
23377 (do_lhs_deref_structure_copy): Remove.
23378 (collapse_rest_of_var): Remove.
23379 (do_structure_copy): Re-implement.
23380 (pta_stats): New global variable.
23381 (dump_pta_stats): New function.
23382 (struct constraint_expr): Make offset signed.
23383 (UNKNOWN_OFFSET): Define special value.
23384 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23385 (solution_set_expand): New helper function split out from ...
23386 (do_sd_constraint): ... here.
23387 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23388 (do_ds_constraint): Likewise.
23389 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23390 and CALLUSED = *CALLUSED.
23391 (set_union_with_increment): Make inc argument signed.
23392 (type_safe): Remove.
23393 (get_constraint_for_ptr_offset): Handle unknown and negative
23395 (first_vi_for_offset): Handle offsets before start. Bail
23396 out early for offsets beyond the variable extent.
23397 (first_or_preceding_vi_for_offset): New function.
23398 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23399 Together with ESCAPED = *ESCAPED this properly computes reachability.
23400 (find_what_var_points_to): New function.
23401 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23402 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23403 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23404 pt_solutions_intersect): New functions.
23405 (compute_call_used_vars): Remove.
23406 (compute_may_aliases): New main entry into PTA computation.
23407 * gimple.h (gimple_p): New typedef.
23408 (struct gimple_statement_base): Remove references_memory_p.
23409 (struct gimple_statement_with_memory_ops_base): Remove
23410 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23412 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23413 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23414 gimple_set_references_memory): Remove.
23415 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23416 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23418 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23419 (verify_expr): Allow RESULT_DECL.
23420 (gimple_duplicate_bb): Do not copy virtual operands.
23421 (gimple_duplicate_sese_region): Adjust.
23422 (gimple_duplicate_sese_tail): Likewise.
23423 (mark_virtual_ops_in_region): Remove.
23424 (move_sese_region_to_fn): Do not call it.
23425 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23426 and pass_simple_dse.
23427 (execute_function_todo): Handle TODO_update_address_taken,
23428 call execute_update_addresses_taken for TODO_rebuild_alias.
23429 (execute_todo): Adjust.
23430 (execute_one_pass): Init dump files early.
23431 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23433 (create_general_new_stmt): Clear vops.
23434 * tree-ssa-reassoc.c (get_rank): Adjust.
23435 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23436 symbols for renaming.
23437 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23438 (PARAM_AVG_ALIASED_VOPS): Likewise.
23439 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23440 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23441 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23442 (operand_build_cmp, copy_virtual_operands,
23443 create_ssa_artificial_load_stmt, add_to_addressable_set,
23444 gimple_add_to_addresses_taken): Remove public functions.
23445 (unlink_stmt_vdef): New function.
23447 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23449 * config.gcc (powerpc-*-linux*): Merge variants.
23451 2009-04-02 Chao-ying Fu <fu@mips.com>
23452 James Grosbach <james.grosbach@microchip.com>
23454 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23455 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23457 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23458 keep_interrupts_masked_p, use_debug_exception_return_p.
23459 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23460 keep_interrupts_masked, use_debug_exception_return.
23461 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23462 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23464 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23465 (mips_print_operand): Process COP0 registers to print $0 .. $31
23466 correctly for GAS to process.
23467 (mips_interrupt_extra_call_saved_reg_p): New function.
23468 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23470 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23471 (mips_compute_frame_info): Add supports for interrupt context that
23472 includes doubleword accumulators and COP0 registers.
23473 (mips_for_each_saved_acc): New function.
23474 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23475 mips_for_each_saved_reg.
23476 (mips_save_reg): Save accumulators.
23477 (mips_kernel_reg_p): A new for_each_rtx callback.
23478 (mips_expand_prologue): Support interrupt handlers.
23479 (mips_restore_reg): Restore accumulators.
23480 (mips_expand_epilogue): Support interrupt handlers.
23481 (mips_can_use_return_insn): Return false for interrupt handlers.
23482 (mips_epilogue_uses): New function.
23483 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23484 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23485 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23486 cop0_move): New instructions.
23487 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23488 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23490 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23492 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23493 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23494 interrupt handlers, we use K0 as the temporary register.
23495 (EPILOGUE_USES): Change to a function call.
23496 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23497 handlers, we use K0 as the temporary register.
23499 * doc/extend.texi (Function Attributes): Document interrupt,
23500 use_shadow_register_set, keep_interrupts_masked,
23501 use_debug_exception_return for MIPS attributes.
23503 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23505 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23506 Remove a number of t-files from tmake_file.
23507 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23508 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23509 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23510 target_prototype, not TARGET_PROTOTYPE.
23511 (LINK_OS_GNU_SPEC): Define.
23512 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23513 and darwin-ldoubdle.c.
23515 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23518 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23519 (cpp_options): Ditto.
23520 (default_compilers): Ditto.
23521 (display_help): Ditto.
23522 (process_command): Ditto.
23523 (do_spec_1): Ditto.
23524 (set_input): Use lbasename instead of duplicate code.
23525 (save_temps_prefix): New static for -save-temps=obj.
23526 (save_temps_length): Ditto.
23528 * doc/invoke.texi (-save-temps=obj): Document new variant to
23529 -save-temps switch.
23531 2009-04-02 Jeff Law <law@redhat.com>
23533 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23536 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23538 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23539 * configure: Regenerated.
23541 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23543 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23544 share the argument list.
23546 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23550 2009-02-12 Diego Novillo <dnovillo@google.com>
23552 * varpool.c (debug_varpool): New.
23553 * cgraph.h (debug_varpool): Declare.
23555 2009-04-02 Jan Hubicka <jh@suse.cz>
23557 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23560 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23562 * config/i386/i386.c (ix86_abi): Move initialization to ...
23563 (override_options): Here.
23565 2009-04-02 Christian Bruel <christian.bruel@st.com>
23567 * config/sh/sh.c (sh_dwarf_register_span): New function.
23568 (TARGET_DWARF_REGISTER_SPAN): Define.
23569 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23571 2009-04-02 Ira Rosen <irar@il.ibm.com>
23573 PR tree-optimization/39595
23574 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23575 interleaved loads group is not greater than the SLP group size.
23577 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23579 * builtins.c (is_builtin_name): New.
23580 (called_as_built_in): Use is_builtin_name.
23581 * tree.h (is_builtin_name): New.
23582 * varasm.c (incorporeal_function_p): Use is_builtin_name
23584 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23586 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23588 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23591 * c-decl.c (clone_underlying_type): Move this ...
23592 * c-common.c (set_underlying_type): ... here.
23593 Also, make sure the function properly sets TYPE_STUB_DECL() on
23594 the newly created typedef variant type.
23595 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23596 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23599 2009-04-02 Richard Guenther <rguenther@suse.de>
23601 PR tree-optimization/37221
23602 * tree-flow.h (degenerate_phi_result): Declare.
23603 * tree-ssa-dom.c (degenerate_phi_result): Export.
23604 * tree-scalar-evolution.c (analyze_initial_condition): If
23605 the initial condition is defined by a degenerate PHI node
23606 use the degenerate value.
23608 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23610 PR rtl-optimization/39588
23611 * combine.c (merge_outer_ops): Do not set the constant when this
23613 (simplify_shift_const_1): Do not modify it either in this case.
23615 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23617 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23618 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23620 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23623 * c-lex.c (interpret_float): Default (no suffix) is double.
23625 2009-04-1 Xinliang David Li <davidxl@google.com>
23627 * config/i386/i386.c (legitimate_constant_p): Recognize
23628 all one vector constant.
23630 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23632 * config/vax/vax.c: Add #includes to silence warnings.
23633 Change #include order to silence two warnings.
23635 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23637 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23638 (ASM_SPEC): Pass -k to the assembler for PIC code.
23640 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23642 * config.gcc: Add vax-*-linux* to the switch.
23643 * config/vax/linux.h: New file. (TARGET_VERSION,
23644 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23646 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23648 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23649 Use predicate macros instead of GET_CODE() == foo.
23650 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23651 ashlsi3, rotrsi3, <unnamed>): Likewise.
23653 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23655 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23656 jbbccihi, jbbccisi): Remova trailing whitespace.
23657 * config/vax/constraints.md: Likewise.
23658 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23659 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23660 * config/vax/predicates.md: Likewise.
23661 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23662 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23663 * config/vax/vax.h: Likewise.
23664 * config/vax/vax.md (nonlocal_goto): Likewise.
23666 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23668 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23669 (indirectable_address_p, adjacent_operands_p): Add spaces around
23671 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23673 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23675 * config/vax/vax.c (legitimate_constant_address_p,
23676 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23677 index_term_p, reg_plus_index_p, legitimate_address_p,
23678 vax_mode_dependent_address_p): Update comments to match functions
23679 modified by the recent int->bool conversion.
23681 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23683 * config/vax/builtins.md: Update copyright message.
23684 * config/vax/constraints.md: Likewise.
23685 * config/vax/netbsd-elf.h: Likewise.
23686 * config/vax/predicates.md: Likewise.
23687 * config/vax/vax-protos.h: Likewise.
23688 * config/vax/vax.c: Likewise.
23689 * config/vax/vax.h: Likewise.
23690 * config/vax/vax.md: Likewise.
23691 * config/vax/vax.opt: Likewise.
23693 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23695 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23696 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23697 * config/vax/constraints.md (B, R): Likewise.
23698 * config/vax/predicates.md (external_memory_operand,
23699 nonimmediate_addsub_di_operand): Likewise.
23700 * config/vax/vax.c (vax_output_int_add): Likewise.
23701 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23702 untyped_call): Likewise.
23704 2009-04-01 Matt Thomas <matt@3am-software.com>
23706 * config/vax/predicates.md: New file.
23707 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23708 external_const_operand, nonsymbolic_operand, external_memory_operand,
23709 indirect_memory_operand, indexed_memory_operand,
23710 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23711 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23713 * config/vax/constraints.md: New file.
23714 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23716 * config/vax/builtins.md: New file.
23717 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23718 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23720 * config/vax/vax.opt (mqmath): Add option.
23721 * config/vax/vax.md (isfx): Extend with DI.
23722 (VAXintQH, VAXintQHSD): Define.
23723 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23724 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23725 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23726 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23727 (movdi): Update constraints and use vax_output_int_move().
23728 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23729 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23730 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23731 nonlocal_goto): New.
23732 (mov<mode>): Extend accepted operand types.
23733 (subdi3_old): Rename from subdi3, change update constraints and use
23734 a new implementation.
23735 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23736 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23737 MOVE_RATIO, CLEAR_RATIO): Define.
23738 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23739 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23740 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23741 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23742 (split_quadword_operands): Make static and really allow variable
23744 (print_operand_address): Update for PIC generation.
23745 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23746 indexable_address_p, fixup_mathdi_operand,
23747 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23748 (vax_float_literal, legitimate_constant_p,
23749 indirectable_constant_address_p, index_term_p,
23750 reg_plus_index_p): Return bool instead of int.
23751 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23753 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23755 (vax_output_conditional_branch): Indent.
23756 (legitimate_constant_address_p, indirectable_constant_address_p,
23757 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23758 vax_mode_dependent_address_p): Return bool instead of int, update for
23760 * config/vax/vax-protos.h (legitimate_constant_address_p,
23761 legitimate_constant_p, legitimate_address_p,
23762 vax_mode_dependent_address_p): Change declaration to bool.
23763 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23764 vax_expand_addsub_di_operands, vax_output_int_subtract,
23765 vax_output_movmemsi): Declare.
23766 (split_quadword_operands, vax_float_literal): Delete declaration.
23767 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23768 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23769 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23770 ASM_OUTPUT_DWARF_PCREL): Define.
23771 (ASM_SPEC): Change definition to allow PIC generation.
23773 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23775 * doc/sourcebuild.texi: Update front-end requirements.
23777 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23780 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23781 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23782 (booldi3_internal3): Use boolean_or_operator instead of
23785 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23788 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23789 declarator whose size is not an integer constant expression but
23790 folds to an integer constant, then treat it as a constant
23793 2009-04-01 Richard Guenther <rguenther@suse.de>
23795 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23796 i * 4 + 2 to (i * 2 + 1) * 2.
23798 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23801 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23802 return if c_parser_asm_string_literal returned NULL.
23804 2009-04-01 Nick Clifton <nickc@redhat.com>
23806 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23808 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23809 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23810 other typedefs to avoid conflicts with libgcc2.c. Define labels
23811 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23813 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23814 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23817 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23819 * varasm.c (default_function_rodata_section): Declare DOT as
23822 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23823 Andrey Galkin <agalkin@hypercom.com>
23826 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23827 Make object_name unique for each process.
23829 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23832 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23833 addressable variables in the parallel that could go out of scope while
23834 running queued tasks.
23836 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23838 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23839 (CASE_VALUES_THRESHOLD): Redefine.
23840 * config/avr/avr.c (avr_override_options): Remove initialization of
23841 avr_case_values_threshold variable.
23842 (avr_case_values_threshold): Remove variable. Add new function.
23843 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23844 * config/avr/avr.opt (mno-tablejump): Remove option.
23845 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23847 2009-04-01 DJ Delorie <dj@redhat.com>
23849 * varasm.c (default_function_rodata_section): Don't assume
23850 anything about where the first '.' in the section name is.
23852 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23854 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23855 rs6000_emit_stack_tie.
23857 2009-03-31 Ian Lance Taylor <iant@google.com>
23859 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23860 gimple_code with GIMPLE_RESX, not RESX.
23862 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23864 * c-common.c (c_get_ident): New.
23865 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23867 2009-04-01 Ben Elliston <bje@au.ibm.com>
23869 * config/rs6000/sysv4.opt (msdata): Improve option description.
23871 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23873 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23874 (divdf3_internal_lat): Remove.
23875 (divxf3_internal_lat): Remove.
23876 (divxf3_internal_thr): Remove.
23877 (divxf): Use divxf3_internal.
23878 * config/ia64/div.md (divsf3_internal_lat): New.
23879 (divdf3_internal_lat): New.
23880 (divxf3_internal): New.
23882 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23885 * Makefile.in (USE_GCC_STDINT): Define.
23886 (stmp-int-hdrs): Install stdint.h if applicable.
23887 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23889 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23890 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23891 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23892 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23893 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23894 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23895 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23896 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23897 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23898 (c_common_nodes_and_builtins): Initialize
23899 underlying_wchar_type_node. Do not initialize
23900 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23901 nodes for new types.
23902 (c_stddef_cpp_builtins): Define macros for new types.
23903 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23905 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23906 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23907 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23908 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23909 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23910 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23911 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23912 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23913 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23914 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23915 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23916 int16_type_node, int32_type_node, int64_type_node,
23917 uint8_type_node, uint16_type_node, c_uint32_type_node,
23918 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23919 int_least32_type_node, int_least64_type_node,
23920 uint_least8_type_node, uint_least16_type_node,
23921 uint_least32_type_node, uint_least64_type_node,
23922 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23923 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23924 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23925 uintptr_type_node): Define.
23926 * c-cppbuiltin.c (builtin_define_constants,
23927 builtin_define_type_minmax): New.
23928 (builtin_define_stdint_macros): Define more macros.
23929 (c_cpp_builtins): Define more limit macros.
23930 (type_suffix): New.
23931 (builtin_define_type_max): Define in terms of
23932 builtin_define_type_minmax. Remove is_long parameter. All
23934 * config.gcc (use_gcc_stdint): Define.
23935 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23936 Add newlib-stdint.h for generic targets.
23937 * config/glibc-stdint.h, config/newlib-stdint.h,
23938 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23939 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23940 * config/score/score.h (UINTPTR_TYPE): Define.
23941 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23942 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23943 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23944 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23945 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23946 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23947 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23948 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23949 * config/spu/spu.h (STDINT_LONG32): Define.
23950 * configure.ac (use_gcc_stdint): Substitute.
23951 * configure: Regenerate.
23952 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23953 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23954 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23955 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23956 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23957 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23958 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23959 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23960 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23961 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23962 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23963 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23964 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23965 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23966 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23967 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23968 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23969 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23970 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23971 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23972 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23973 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23974 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23975 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23976 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23977 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23978 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23979 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23980 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23982 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23984 * loop-iv.c (suitable_set_for_replacement): Renamed from
23985 simplify_using_assignment; changed to return bool and to accept new
23986 args DEST and SRC. Return true iff we find a source/destination pair
23987 that can be used to make a replacement, and fill SRC and DEST if so.
23988 Remove arg ALTERED. Don't deal with altered regs here. All callers
23990 (simplify_using_initial_values): Deal with altered regs here and track
23991 more precisely the effect they have on the validity of our expression.
23993 * loop-iv.c (simplify_using_condition): A condition of the form
23994 (EQ REG CONST) can be used to simply make a substitution.
23995 (simplify_using_initial_values): Keep track of conditions we have seen
23996 and keep using them to simplify new expressions, while applying the
23997 same substitutions to them as to the expression.
23999 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24000 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24003 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24004 changed. Use this when trying to improve the upper bound.
24005 Generate the comparison by using simplify_gen_relational.
24007 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24009 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24011 (simplify_using_assignment, simplify_using_initial_values): Call
24012 replace_in_expr to make replacements. Call replace_single_def_regs
24013 once on the initial version of the expression.
24015 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24018 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24020 2009-03-31 Richard Guenther <rguenther@suse.de>
24022 PR middle-end/31029
24023 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24024 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24026 2009-03-31 Richard Guenther <rguenther@suse.de>
24028 * tree.h (div_if_zero_remainder): Declare.
24029 * fold-const.c (div_if_zero_remainder): Export.
24030 * tree-ssa-forwprop.c
24031 (forward_propagate_addr_into_variable_array_index): Handle
24032 constant array index addition outside of the variable index.
24034 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24037 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24038 define_splits, floatunssi<mode>2): Require x87 conversions from
24039 DImode to be permitted.
24041 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24043 PR preprocessor/15638
24044 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24046 2009-03-31 Richard Guenther <rguenther@suse.de>
24048 PR middle-end/23401
24049 PR middle-end/27810
24050 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24051 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24052 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24053 a separate statement.
24054 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24055 (lookup_tmp_var): Likewise.
24056 (is_gimple_formal_tmp_or_call_rhs): Remove.
24057 (is_gimple_reg_or_call_rhs): Rename to ...
24058 (is_gimple_reg_rhs_or_call): ... this.
24059 (is_gimple_mem_or_call_rhs): Rename to ...
24060 (is_gimple_mem_rhs_or_call): ... this.
24061 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24062 DECL_GIMPLE_REG_P only if is_formal is true.
24063 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24064 for non-proper post-modify expression gimplification.
24065 (gimplify_self_mod_expr): For post-modify expressions gimplify
24066 the lvalue to a minimal lvalue.
24067 (rhs_predicate_for): Remove formal temp case.
24068 (gimplify_modify_expr_rhs): Likewise.
24069 (gimplify_addr_expr): Use is_gimple_reg.
24070 (gimplify_expr): Remove formal temp cases.
24071 (gimple_regimplify_operands): Likewise.
24072 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24073 and FILTER_EXPR like constants.
24074 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24076 (is_gimple_formal_tmp_rhs): Remove.
24077 (is_gimple_reg_rhs): Remove special casing.
24078 (is_gimple_mem_rhs): Fix.
24079 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24080 (is_gimple_formal_tmp_var): Remove.
24081 (is_gimple_formal_tmp_reg): Likewise.
24082 (is_gimple_min_lval): Allow invariant component ref parts.
24083 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24084 is_gimple_formal_tmp_reg): Remove declarations.
24085 * tree-cfg.c (verify_expr): Verify that variables with address
24086 taken do not have DECL_GIMPLE_REG_P set.
24087 * tree-mudflap.c (mf_build_check_statement_for): Use
24088 force_gimple_operand instead of gimplify_expr.
24090 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24092 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24093 schedulable rows to compute_split_row.
24095 2009-03-31 Ben Elliston <bje@au.ibm.com>
24098 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24101 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24103 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24104 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24105 * configure: Regenerate.
24106 * config.in: Regenerate.
24107 * config/rs6000/rs6000.opt (mtls-markers): Add.
24108 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24109 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24110 (tls_ld_aix, tls_ld_sysv): Likewise.
24111 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24112 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24114 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24116 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24118 2009-03-30 Jan Hubicka <jh@suse.cz>
24120 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24122 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24123 detection and label handling.
24125 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24127 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24128 left_conflicts_size.
24129 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24130 ALLOCNO_LEFT_CONFLICTS_SIZE.
24132 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24133 remove_allocno_from_bucket_and_push,
24134 allocno_spill_priority_compare, push_allocnos_to_stack,
24135 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24136 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24137 (setup_allocno_left_conflicts_num): Ditto. Rename to
24138 setup_allocno_left_conflicts_size.
24139 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24140 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24141 setup_allocno_left_conflicts_size instead of
24142 setup_allocno_left_conflicts_num.
24144 * ira-build.c (ira_create_allocno): Use
24145 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24146 ALLOCNO_LEFT_CONFLICTS_NUM.
24148 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24150 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24151 instead of DF_LR_OUT.
24153 * ira-lives.c (process_bb_node_lives): Ditto.
24155 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24156 instead of DF_LR_{OUT,IN}.
24158 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24160 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24162 2009-03-30 Jan Hubicka <jh@suse.cz>
24164 * except.c (label_to_region_map): Fix thinko.
24166 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24168 PR middle-end/38237
24169 * tree.h (tree_find_value): New declaration.
24170 * tree.c (tree_find_value): New function.
24171 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24173 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24176 * c-decl.c (struct c_binding): Add locus field.
24177 (bind): Add locus argument, set locus field from it.
24178 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24179 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24180 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24181 implicitly_declare, undeclared_variable, lookup_label,
24182 declare_label, c_make_fname_decl, c_builtin_function,
24183 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24186 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24189 * config/i386/i386.c (classify_argument): Check total size of
24192 2009-03-30 Martin Jambor <mjambor@suse.cz>
24194 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24195 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24196 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24199 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24200 seen_variable_array_ref while also traversing a union.
24202 * tree-inline.c (optimize_inline_calls): Do not call
24203 cgraph_node_remove_callees.
24204 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24205 (pass_remove_cgraph_callee_edges): New variable.
24206 * passes.c (init_optimization_passes): Add
24207 pass_remove_cgraph_callee_edges after early inlining and before all
24208 late intraprocedural passes.
24210 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24212 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24214 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24215 Fix typos in names.
24217 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24219 * combine.c (simplify_comparison): Use have_insn_for.
24220 * dojump.c (do_jump): Likewise.
24222 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24224 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24225 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24226 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24227 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24228 instead of sparc_compare_emitted.
24229 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24230 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24231 instead of sparc_compare_emitted.
24233 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24235 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24236 enter/exit cfglayout mode.
24237 (pass_partition_block): Require it.
24238 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24239 (combine_instructions): Track basic blocks instead of labels.
24240 (update_cfg_for_uncondjump): New.
24241 (try_combine): Use it. Update jumps after rescanning.
24242 (pass_combine): Require PROP_cfglayout.
24243 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24245 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24247 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24248 Provide/destroy PROP_cfglayout respectively.
24249 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24250 * tree-pass.h (PROP_cfglayout): New.
24252 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24254 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24255 fold_convert_const_fixed_from_fixed,
24256 fold_convert_const_fixed_from_int,
24257 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24258 set TREE_CONSTANT_OVERFLOW.
24259 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24260 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24262 2009-03-30 Ira Rosen <irar@il.ibm.com>
24264 * tree-vect-loop-manip.c: New file.
24265 * tree-vectorizer.c: Update documentation and included files.
24266 (vect_loop_location): Make extern.
24267 (rename_use_op): Move to tree-vect-loop-manip.c
24268 (rename_variables_in_bb, rename_variables_in_loop,
24269 slpeel_update_phis_for_duplicate_loop,
24270 slpeel_update_phi_nodes_for_guard1,
24271 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24272 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24273 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24274 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24275 find_loop_location): Likewise.
24276 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24277 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24278 get_vectype_for_scalar_type, vect_is_simple_use,
24279 supportable_widening_operation, supportable_narrowing_operation):
24281 (bb_in_loop_p): Move to tree-vect-loop.c.
24282 (new_loop_vec_info, destroy_loop_vec_info,
24283 reduction_code_for_scalar_code, report_vect_op,
24284 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24285 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24286 (vect_supportable_dr_alignment): Likewise.
24287 * tree-vectorizer.h (tree-data-ref.h): Include.
24288 (vect_loop_location): Declare.
24289 Reorganize function declarations according to the new file structure.
24290 * tree-vect-loop.c: New file.
24291 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24292 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24293 * tree-vect-data-refs.c: New file.
24294 * tree-vect-patterns.c (timevar.h): Don't include.
24295 * tree-vect-stmts.c: New file.
24296 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24297 tree-vect-slp.c, tree-vect-loop.c.
24298 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24299 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24300 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24301 (tree-vect-analyze.o): Remove.
24302 (tree-vect-transform.o): Likewise.
24303 (tree-vect-data-refs.o): Add rule.
24304 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24305 tree-vect-slp.o): Likewise.
24306 (tree-vect-patterns.o): Remove redundant dependencies.
24307 (tree-vectorizer.o): Likewise.
24308 * tree-vect-slp.c: New file.
24310 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24312 * optc-gen.awk: Warn if an option flag has multiple different
24315 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24317 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24318 -floop-block): Document dependences on PPL, CLooG and Graphite.
24320 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24322 PR rtl-optimization/323
24323 * c-common.c (c_fully_fold, convert_and_check,
24324 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24325 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24326 * c-common.def (EXCESS_PRECISION_EXPR): New.
24327 * c-cppbuiltin.c (builtin_define_float_constants): Define
24328 constants with enough digits for long double.
24329 * c-lex.c (interpret_float): Interpret constant with excess
24330 precision where appropriate.
24331 * c-opts.c (c_common_post_options): Set
24332 flag_excess_precision_cmdline. Give an error for
24333 -fexcess-precision=standard for C++ for processors where the
24334 option is significant.
24335 * c-parser.c (c_parser_conditional_expression): Handle excess
24336 precision in condition.
24337 * c-typeck.c (convert_arguments): Handle arguments with excess
24339 (build_unary_op): Move excess precision outside operation.
24340 (build_conditional_expr): Likewise.
24341 (build_compound_expr): Likewise.
24342 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24343 (build_modify_expr): Handle excess precision in RHS.
24344 (convert_for_assignment): Handle excess precision in converted
24346 (digest_init, output_init_element, process_init_element): Handle
24347 excess precision in initializer.
24348 (c_finish_return): Handle excess precision in return value.
24349 (build_binary_op): Handle excess precision in operands and add
24350 excess precision as needed for operation.
24351 * common.opt (-fexcess-precision=): New option.
24352 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24353 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24354 For standard excess precision, output explicit conversion to and
24355 truncation from XFmode.
24356 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24357 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24358 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24359 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24360 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24361 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24362 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24363 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24364 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24365 define_splits, sqrt<mode>2): Disable where appropriate for
24366 standard excess precision.
24367 * convert.c (convert_to_real): Do not shorten arithmetic to type
24368 for which excess precision would be used.
24369 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24370 * doc/invoke.texi (-fexcess-precision=): Document option.
24371 (-mfpmath=): Correct index entry.
24372 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24373 flag_excess_precision): New.
24374 * langhooks.c (lhd_post_options): Set
24375 flag_excess_precision_cmdline.
24376 * opts.c (common_handle_option): Handle -fexcess-precision=.
24377 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24378 init_excess_precision): New.
24379 (lang_dependent_init_target): Call init_excess_precision.
24380 * tree.c (excess_precision_type): New.
24381 * tree.h (excess_precision_type): Declare.
24383 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24386 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24387 non-lvalue to component.
24389 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24391 PR preprocessor/34695
24392 * Makefile.in (c-opts.o): Depend on c-tree.h.
24393 * c-common.c: Move down include of diagnostic.h.
24394 (done_lexing, c_cpp_error): New.
24395 * c-common.h (done_lexing): Declare.
24396 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24398 * c-opts.c: Include c-tree.h.
24399 (c_common_init_options): Set preprocessor error callback.
24400 (c_common_handle_option): Do not set preprocessor
24401 inhibit_warnings, warnings_are_errors, warn_system_headers,
24402 pedantic_errors or inhibit_warnings flags.
24403 (c_common_post_options): Do not check cpp_errors (parse_in).
24404 (c_common_finish): Do not output dependencies if there were
24405 errors. Do not check return value of cpp_finish.
24406 * c-ppoutput.c (pp_file_change): Set input_location.
24407 * c-tree.h (c_cpp_error): Declare.
24408 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24410 (diagnostic_build_prefix): Check override_column.
24411 * diagnostic.h (diagnostic_info): Add override_column field.
24412 (diagnostic_override_column): Define.
24414 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24416 * c-common.c (c_expand_expr, c_staticp): Remove.
24417 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24418 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24419 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24420 * c-gimplify.c (gimplify_compound_literal_expr,
24421 optimize_compound_literals_in_ctor): Remove.
24422 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24423 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24424 * c-semantics.c (emit_local_var): Remove.
24426 * langhooks-def.h (lhd_expand_expr): Remove.
24427 * langhooks.c (lhd_expand_expr): Remove.
24428 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24430 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24431 handling from c-semantics.c; don't call into langhook.
24432 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24433 * gimplify.c (gimplify_compound_literal_expr,
24434 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24435 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24436 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24437 as was done in c-gimplify.c.
24438 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24439 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24440 Move from c-common.h.
24441 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24443 * tree.c (staticp): Do not call langhook.
24444 * langhooks.c (lhd_staticp): Delete.
24445 * langhooks-def.h (lhd_staticp): Delete prototype.
24446 (LANG_HOOKS_STATICP): Delete.
24447 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24449 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24450 instead of DECL_STMTs.
24452 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24460 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24462 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24463 contained expression.
24464 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24465 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24466 conditional expressions for C.
24467 (decl_constant_value_for_optimization): Move from
24468 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24469 whether optimizing and that the expression is a VAR_DECL not of
24470 array type instead of doing such checks in the caller. Do not
24471 check pedantic. Call gcc_unreachable for C++.
24472 * c-common.def (C_MAYBE_CONST_EXPR): New.
24473 * c-common.h (c_fully_fold, c_save_expr,
24474 decl_constant_value_for_optimization): New prototypes.
24475 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24476 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24477 EXPR_INT_CONST_OPERANDS): Define.
24478 * c-convert.c (convert): Strip nops from expression.
24479 * c-decl.c (groktypename): Take extra parameters expr and
24480 expr_const_operands. Update call to grokdeclarator.
24481 (start_decl): Update call to grokdeclarator. Add statement for
24482 expressions used in type of decl.
24483 (grokparm): Update call to grokdeclarator.
24484 (push_parm_decl): Update call to grokdeclarator.
24485 (build_compound_literal): Add parameter non_const and build a
24486 C_MAYBE_COSNT_EXPR if applicable.
24487 (grokdeclarator): Take extra parameters expr and
24488 expr_const_operands. Track expressions used in declaration
24489 specifiers and declarators. Fold array sizes and track whether
24490 they are constant expressions and whether they are integer
24491 constant expressions.
24492 (parser_xref_tag): Set expr and expr_const_operands fields in
24494 (grokfield): Update call to grokdeclarator.
24495 (start_function): Update call to grokdeclarator.
24496 (build_null_declspecs): Set expr and expr_const_operands fields in
24498 (declspecs_add_type): Handle expressions in typeof specifiers.
24499 * c-parser.c (c_parser_declspecs): Set expr and
24500 expr_const_operands fields for declaration specifiers.
24501 (c_parser_enum_specifier): Likewise.
24502 (c_parser_struct_or_union_specifier): Likewise.
24503 (c_parser_typeof_specifier): Likewise. Update call to
24504 groktypename. Fold expression as needed. Return expressions with
24505 type instead of adding statements.
24506 (c_parser_attributes): Update calls to c_parser_expr_list.
24507 (c_parser_statement_after_labels): Fold expression before passing
24508 to objc_build_throw_stmt.
24509 (c_parser_condition): Fold expression.
24510 (c_parser_asm_operands): Fold expression.
24511 (c_parser_conditional_expression): Use c_save_expr. Update call
24512 to build_conditional_expr.
24513 (c_parser_alignof_expression): Update call to groktypename.
24514 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24515 original_code. Fold expression argument of va_arg. Create
24516 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24517 argument to va_arg. Update calls to groktypename. Fold array
24518 index for offsetof. Verify that first argument to
24519 __builtin_choose_expr has integer type.
24520 (c_parser_postfix_expression_after_paren_type): Update calls to
24521 groktypename and build_compound_literal. Handle expressions with
24522 side effects in type name.
24523 (c_parser_postfix_expression_after_primary): Update call to
24524 c_parser_expr_list. Set original_code for calls to
24525 __builtin_constant_p.
24526 (c_parser_expr_list): Take extra parameter fold_p. Fold
24527 expressions if requested.
24528 (c_parser_objc_type_name): Update call to groktypename.
24529 (c_parser_objc_synchronized_statement): Fold expression.
24530 (c_parser_objc_receiver): Fold expression.
24531 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24532 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24533 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24534 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24535 (struct c_typespec): Add elements expr and expr_const_operands.
24536 (struct c_declspecs): Add elements expr and expr_const_operands.
24537 (groktypename, build_conditional_expr, build_compound_literal):
24539 (in_late_binary_op): Declare.
24540 * c-typeck.c (note_integer_operands): New function.
24541 (in_late_binary_op): New variable.
24542 (decl_constant_value_for_broken_optimization): Move to c-common.c
24543 and rename to decl_constant_value_for_optimization.
24544 (default_function_array_conversion): Do not strip nops.
24545 (default_conversion): Do not call
24546 decl_constant_value_for_broken_optimization.
24547 (build_array_ref): Do not fold result.
24548 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24549 result when operand is a VLA.
24550 (c_expr_sizeof_type): Update call to groktypename. Handle
24551 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24552 result when operand names a VLA type.
24553 (build_function_call): Update call to build_compound_literal.
24554 Only fold result for calls to __builtin_* functions. Strip
24555 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24556 the function designator.
24557 (convert_arguments): Fold arguments. Update call to
24558 convert_for_assignment.
24559 (build_unary_op): Handle increment and decrement of
24560 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24561 decrement earlier. Fold operand of increment and decrement.
24562 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24563 built for integer operand. Wrap returns that are INTEGER_CSTs
24564 without being integer constant expressions or that have integer
24565 constant operands without being INTEGER_CSTs.
24566 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24567 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24568 result is an integer constant expression or can be used in
24569 unevaluated parts of one and avoid folding and wrap as
24570 appropriate. Fold operands before possibly doing -Wsign-compare
24572 (build_compound_expr): Wrap result for C99 if operands can be used
24573 in integer constant expressions.
24574 (build_c_cast): Update call to digest_init. Do not ignore
24575 overflow from casting floating-point constants to integers. Wrap
24576 results that could be confused with integer constant expressions,
24577 null pointer constants or floating-point constants.
24578 (c_cast_expr): Update call to groktypename. Handle expressions
24579 included in type name.
24580 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24581 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24582 Update calls to convert_for_assignment.
24583 (convert_for_assignment): Take new parameter
24584 null_pointer_constant. Do not strip nops or call
24585 decl_constant_value_for_broken_optimization. Set
24586 in_late_binary_op for conversions to boolean.
24587 (store_init_value): Update call to digest_init.
24588 (digest_init): Take new parameter null_pointer_constant. Do not
24589 call decl_constant_value_for_broken_optimization. pedwarn for
24590 initializers not constant expressions. Update calls to
24591 convert_for_assignment.
24592 (constructor_nonconst): New.
24593 (struct constructor_stack): Add nonconst element.
24594 (really_start_incremental_init, push_init_level, pop_init_level):
24595 Handle constructor_nonconst and nonconst element.
24596 (set_init_index): Call constant_expression_warning for array
24598 (output_init_element): Fold value. Set constructor_nonconst as
24599 applicable. pedwarn for initializers not constant expressions.
24600 Update call to digest_init. Call constant_expression_warning
24601 where constant initializers are required.
24602 (process_init_element): Use c_save_expr.
24603 (c_finish_goto_ptr): Fold expression.
24604 (c_finish_return): Fold return value. Update call to
24605 convert_for_assignment.
24606 (c_start_case): Fold switch expression.
24607 (c_process_expr_stmt): Fold expression.
24608 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24609 ensure statement expression is not evaluated in constant expression.
24610 (build_binary_op): Track whether results are integer constant
24611 expressions or may occur in such, disable folding and wrap results
24612 as applicable. Fold operands for -Wsign-compare warnings unless
24614 (c_objc_common_truthvalue_conversion): Handle results folded to
24615 integer constants that are not integer constant expressions.
24616 * doc/extend.texi: Document when typeof operands are evaluated,
24617 that condition of __builtin_choose_expr is an integer constant
24618 expression, and more about use of __builtin_constant_p in
24621 2009-03-29 Richard Guenther <rguenther@suse.de>
24623 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24624 propagate addresses of array references.
24626 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24628 * regmove.c (perhaps_ends_bb_p): Remove.
24629 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24630 from INSN and check that the main loop stays within that basic block.
24631 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24632 (regmove_forward_pass): Split out from regmove_optimize. Use
24633 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24634 (regmove_backward_pass): Split out from regmove_optimize. Use
24635 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24636 (regmove_optimize): Simplify.
24638 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24641 * config/i386/i386.c (classify_argument): Ignore flexible array
24642 member in struct and warn ABI change.
24644 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24646 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24648 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24649 (ix86_adjust_cost): Updated.
24651 2009-03-29 Jan Hubicka <jh@suse.cz>
24653 PR middle-end/28850
24654 * tree-pass.h (pass_cleanup_eh): New function.
24655 (remove_unreachable_regions): Break code handling RTL
24656 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24657 that can not be reached by runtime.
24658 (can_be_reached_by_runtime): New function.
24659 (label_to_region_map): New function.
24660 (num_eh_regions): New function.
24661 (rtl_remove_unreachable_regions): New function.
24662 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24663 (remove_eh_region): New function.
24664 * except.h: Include sbitmap and vecprim.
24665 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24666 num_eh_regions): Declare.
24667 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24668 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24669 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24670 (tree_empty_eh_handler_p): New function.
24671 (cleanup_empty_eh): New function.
24672 (cleanup_eh): New function.
24673 (pass_cleanup_eh): New function.
24675 2009-03-29 Jan Hubicka <jh@suse.cz>
24677 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24678 for removed regions.
24680 2009-03-29 Jan Hubicka <jh@suse.cz>
24682 * except.c (dump_eh_tree): Dump all datastructures.
24684 2009-03-29 Jan Hubicka <jh@suse.cz>
24686 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24687 (duplicate_eh_regions_1): Likewise.
24688 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24689 vector; call EH verification.
24690 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24691 Be ready for region being removed.
24693 2009-03-29 Jan Hubicka <jh@suse.cz>
24695 * bitmap.c (bitmap_last_set_bit): New function.
24696 * bitmap.h (bitmap_last_set_bit): Declare.
24698 2009-03-29 David Ayers <ayers@fsfe.org>
24701 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24702 by calling objc_compare_types and surpress warnings about
24703 incompatible C pointers that are compatible ObjC pointers.
24705 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24707 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24708 call initialize_inline_failed.
24709 (initialize_inline_failed): Move it from here ...
24710 * cgraph.c (initialize_inline_failed): ... to here.
24711 (cgraph_create_edge): Call initialize_inline_failed rather than
24712 setting inline_failed directly.
24714 2009-03-29 Ben Elliston <bje@au.ibm.com>
24717 * sysv4.opt (msdata): Improve comment.
24718 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24719 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24721 2009-03-29 Ben Elliston <bje@au.ibm.com>
24724 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24725 load and store attributes.
24727 2009-03-29 Ben Elliston <bje@au.ibm.com>
24729 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24730 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24731 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24732 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24733 __builtin_infq and __builtin_huge_valq.
24735 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24737 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24739 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24740 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24742 2009-03-28 Xinliang David Li <davidxl@google.com>
24744 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24745 (do_dbg_cnt): New function.
24747 2009-03-28 Jan Hubicka <jh@suse.cz>
24749 Merge from pretty-ipa:
24751 2009-03-27 Jan Hubicka <jh@suse.cz>
24753 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24754 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24755 * passes.c (function_called_by_processed_nodes_p): New.
24756 * ipa-pure-const.c (check_call): Fix handling of operands.
24757 (analyze_function): Dump debug output for skipped bodies.
24758 (local_pure_const): Use function_called_by_processed_nodes_p.
24759 * dwarf2out.c (reference_to_unused): Use output.
24760 * passes.c (do_per_function_toporder): Likewise.
24762 2008-11-12 Jan Hubicka <jh@suse.cz>
24764 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24765 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24766 state_set_in_source enum
24767 (check_decl): Ignore memory tags; do not set fake looping flags;
24769 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24770 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24771 (check_call, analyze_function): Rewrite.
24773 (add_new_function): Update call of analyze_function.
24774 (generate_summary): Add call of analyze_function.
24775 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24776 (local_pure_const): New function.
24777 (pass_local_pure_const): New pass.
24778 * ipa-inline.c (inline_transform): Set after_inlining.
24779 * tree-eh.c (stmt_can_throw_external): New.
24780 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24781 work with aliasing built.
24782 * tree-flow.h (stmt_can_throw_external): New.
24783 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24784 and local pure/const pass in early and late optimization queue.
24786 2009-03-28 Martin Jambor <mjambor@suse.cz>
24788 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24790 (fold_binary): Allow function decl aligment consideration is the
24791 second argument is integer constant one.
24792 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24793 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24794 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24796 2009-03-28 Jan Hubicka <jh@suse.cz>
24798 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24799 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24800 * function.h (rtl_data): Add nothrow flag.
24801 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24802 set DECL_NOTHROW for AVAILABLE functions.
24804 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24806 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24807 following vector keyword has expansion starting with pixel or bool
24808 keyword, expand vector to __vector and pixel or bool to __pixel or
24812 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24813 warn_if_disallowed_function_p): Removed.
24814 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24815 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24816 warning_if_disallowed_function_p.
24817 * flags.h (warn_if_disallowed_function_p,
24818 warn_disallowed_functions): Removed.
24819 * common.opt (Wdisallowed-function-list=): Removed.
24820 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24822 2009-03-28 Richard Guenther <rguenther@suse.de>
24824 PR tree-optimization/38723
24825 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24828 2009-03-28 Jan Hubicka <jh@suse.cz>
24830 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24831 test introduced by my previous patch.
24833 2009-03-28 Richard Guenther <rguenther@suse.de>
24835 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24836 the PHIs value undefined.
24838 2009-03-28 Jan Hubicka <jh@suse.cz>
24840 * tree-pass.h (pass_fixup_cfg): New pass.
24841 * ipa-inline.c (inline_transform): Set
24842 always_inline_functions_inlined/after_inlining.
24843 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24844 (pass_fixup_cfg): New pass.
24845 * passes.c (init_optimization_passes): Add fixup_cfg.
24847 2009-03-28 Richard Guenther <rguenther@suse.de>
24849 PR tree-optimization/38458
24850 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24851 argument use the arguments copy-of value.
24853 2009-03-28 Richard Guenther <rguenther@suse.de>
24855 PR tree-optimization/38180
24856 * tree-ssa-ccp.c (get_default_value): Simplify.
24857 (likely_value): Likewise.
24858 (surely_varying_stmt_p): Properly handle VOP case.
24859 (ccp_initialize): Likewise.
24860 (ccp_fold): Handle propagating through *&.
24861 (fold_const_aggregate_ref): Also handle decls.
24863 2009-03-28 Jan Hubicka <jh@suse.cz>
24865 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24866 * cgraph.h (cgraph_node): Likewise.
24867 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24868 (cgraph_reset_node): Use process flag.
24869 (cgraph_mark_functions_to_output): Likewise.
24870 (cgraph_expand_function): Likewise.
24871 (cgraph_expand_all_functions): Likewise.
24872 (cgraph_output_in_order): Likewise.
24873 * dwarf2out.c (reference_to_unused): Likewise.
24874 * passes.c do_per_function_toporder): Likewise.
24876 2009-03-28 Jan Hubicka <jh@suse.cz>
24878 Bring from lto-branch:
24880 2008-09-03 Doug Kwan <dougkwan@google.com>
24882 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24883 enums instead of reason strings.
24884 * cgraph.c (cgraph_create_edge): Same.
24885 (cgraph_inline_failed_string): New function.
24886 * cgraph.h (cgraph_inline_failed_t): New enum type.
24887 (cgraph_inline_failed_string): New prototype.
24888 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24889 char pointer to cgraph_inline_failed_t.
24890 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24891 (cgraph_default_inline_p): Ditto.
24892 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24893 to cgraph_inline_failed_t pointer.
24894 * cif-code.def: New file.
24895 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24897 (cgraph_check_inline_limits): Change type of REASON to pointer to
24898 cgraph_inline_failed_t. Replace reason strings with enums.
24899 (cgraph_default_inline_p): Ditto.
24900 (cgraph_recursive_inlining_p): Ditto.
24901 (update_caller_keys): Change type of FAILED_REASON to
24902 cgraph_inline_failed_t.
24903 (cgraph_set_inline_failed): Change type of REASON to pointer to
24904 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24905 convert enums to strings for text output.
24906 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24907 to be of type cgraph_inline_failed_t. Replace reason strings with
24908 enums. Call cgraph_inline_failed_string to covert enums
24909 to strings for text output.
24910 (cgraph_decide_inlining): Replace reason strings with enums.
24911 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24912 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24914 * tree-inline.c (expand_call_inline): Change type of REASON
24915 to cgraph_inline_failed_t. Replace reason strings with enums.
24916 Call cgraph_inline_failed_string for text output.
24917 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24920 2009-03-28 Jan Hubicka <jh@suse.cz>
24922 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24923 cgraph_clone_node): Remove master clone handling.
24924 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24925 * cgraph.h (master_clone): Remove.
24926 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24927 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24928 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24930 2009-03-28 Jan Hubicka <jh@suse.cz>
24932 * cgraph.c (cgraph_function_body_availability): Functions declared
24933 inline are always safe to assume that it is not going to be replaced.
24935 2009-03-28 Richard Guenther <rguenther@suse.de>
24937 PR tree-optimization/38513
24938 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24939 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24940 EXC_PTR_EXPR and FILTER_EXPR.
24941 (get_ref_from_reference_ops): Likewise.
24943 2009-03-28 Richard Guenther <rguenther@suse.de>
24945 PR tree-optimization/38968
24946 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24947 Use FLOOR_MOD_EXPR to compute misalignment.
24949 2009-03-28 Richard Guenther <rguenther@suse.de>
24951 PR tree-optimization/37795
24952 * tree.h (combine_comparisons): Declare.
24953 * fold-const.c (combine_comparisons): Export.
24954 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24956 (ifcombine_iforif): Use combine_comparisons.
24958 2009-03-28 Jan Hubicka <jh@suse.cz>
24960 * tree-eh.c (inlinable_call_p): New function.
24961 (make_eh_edges): Use it.
24962 (verify_eh_edges): Use it.
24963 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24964 * except.c (reachable_next_level): Add inlinable_function argument
24965 (sjlj_find_directly_reachable_regions): Update.
24966 (add_reachable_handler): Do not set saw_any_handlers.
24967 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24968 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24969 Add new inlinable call parameter.
24970 (can_throw_internal, can_throw_external): Update.
24971 * except.h (can_throw_internal_1, can_throw_external_1,
24972 foreach_reachable_handler): Update declaration.
24974 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24976 * config/arm/t-arm-coff, config/h8300/coff.h,
24977 config/i386/i386-aout.h, config/i386/i386-coff.h,
24978 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24979 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24980 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24981 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24982 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24983 sys-types.h: Remove.
24984 * Makefile.in: Remove protoize and fixproto support and references
24986 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24987 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24989 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24990 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24991 unprotoize$(exeext).
24992 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24993 (.PHONY): Don't depend on proto.
24994 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24995 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24996 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24997 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24998 build/gen-protos.o, build/scan.o, xsys-protos.h,
24999 build/fix-header$(build_exeext), build/fix-header.o,
25000 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25001 stmp-install-fixproto): Remove.
25002 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25003 SYSCALLS.c or fixproto files.
25004 (install-common): Don't install protoize.
25005 (install-headers-tar, install-headers-cpio, install-headers-cp):
25006 Don't depend on $(STMP_FIXPROTO).
25007 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25008 install fixproto files or write out fixproto settings.
25009 (uninstall): Don't uninstall protoize.
25010 * config.gcc (use_fixproto): Remove.
25011 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25012 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25013 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25014 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25015 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25016 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25017 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25018 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25019 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25020 * config/t-vxworks (STMP_FIXPROTO): Remove.
25021 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25022 STMP_FIXPROTO): Remove.
25023 * config.in, configure: Regenerate.
25024 * crtstuff.c (gid_t, uid_t): Don't undefine.
25025 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25026 (arm-*-coff, arm-*-aout: Remove target entries.
25027 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25028 Remove mention of AIX 4.1.
25029 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25030 * doc/invoke.texi (Running Protoize): Remove.
25031 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25032 (Protoize Caveats): Remove.
25033 * tsystem.h: Update comments on headers assumed to exist.
25035 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25037 * genautomata.c: Add a new year to the copyright. Add a new
25039 (struct insn_reserv_decl): Add comments for member bypass_list.
25040 (find_bypass): Remove.
25041 (insert_bypass): New.
25042 (process_decls): Use insert_bypass.
25043 (output_internal_insn_latency_func): Output all bypasses with the
25044 same input insn in one switch case.
25046 * rtl.def (define_bypass): Describe bypass choice.
25047 * doc/md.texi (define_bypass): Ditto.
25049 2009-03-27 Richard Guenther <rguenther@suse.de>
25051 * gimplify.c (mark_addressable): Export.
25052 * tree-flow.h (mark_addressable): Declare.
25053 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25054 * tree-ssa.c (verify_phi_args): Verify that address taken
25055 variables have TREE_ADDRESSABLE set.
25057 2009-03-27 Richard Guenther <rguenther@suse.de>
25059 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25060 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25061 Do not mark decls TREE_ADDRESSABLE.
25062 (build_fold_addr_expr): Adjust.
25063 (fold_addr_expr): Remove.
25064 (fold_unary): Use build_fold_addr_expr.
25065 (fold_comparison): Likewise.
25066 (split_address_to_core_and_offset): Likewise.
25067 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25069 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25070 (gimplify_modify_expr_to_memcpy): Mark source and destination
25072 * omp-low.c (create_omp_child_function): Mark the object decl
25074 (lower_rec_input_clauses): Mark the var we take the address of
25076 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25078 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25080 PR middle-end/39315
25081 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25082 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25084 2009-03-27 Richard Guenther <rguenther@suse.de>
25086 PR tree-optimization/39120
25087 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25089 (handle_lhs_call): Process return constraints. Add escape
25090 constraints if necessary.
25091 (handle_const_call): Fill out return constraints. Make nested
25092 case more precise. Avoid consttmp if possible.
25093 (handle_pure_call): Fill out return constraints. Avoid
25094 callused if possible.
25095 (find_func_aliases): Simplify call handling.
25097 2009-03-27 Richard Guenther <rguenther@suse.de>
25099 PR tree-optimization/39120
25100 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25101 as a representative.
25102 (solve_graph): Do propagate CALLUSED.
25103 (handle_pure_call): Use a scalar constraint from CALLUSED for
25105 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25108 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25111 * c-common.c (handle_aligned_attribute): Properly check alignment
25112 overflow. Use (1U << i) instead of (1 << i).
25114 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25116 * expr.h (get_mem_align_offset): Updated.
25118 * tree.h (tree_decl_common): Change align to "unsigned int" and
25119 move it before pointer_alias_set.
25121 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25122 Jakub Jelinek <jakub@redhat.com>
25125 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25126 gr_register_operand with gr_reg_or_0_operand.
25127 (cmpxchg_rel_di): Likewise.
25128 (sync_lock_test_and_set<mode>): Likewise.
25130 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25132 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25133 (true_regnum): Likewise.
25135 * rtlanal.c (subreg_info): Moved to ...
25136 * rtl.h (subreg_info): Here. New.
25137 (subreg_get_info): New.
25139 * rtlanal.c (subreg_get_info): Make it extern.
25141 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25144 * config/i386/i386.c (ix86_abi): New.
25145 (override_options): Handle -mabi=.
25146 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25147 (ix86_call_abi_override): Likewise.
25148 (init_cumulative_args): Likewise.
25149 (function_arg_advance): Likewise.
25150 (function_arg_64): Likewise.
25151 (function_arg): Likewise.
25152 (ix86_pass_by_reference): Likewise.
25153 (ix86_function_value_regno_p): Likewise.
25154 (ix86_build_builtin_va_list_abi): Likewise.
25155 (setup_incoming_varargs_64): Likewise.
25156 (is_va_list_char_pointer): Likewise.
25157 (ix86_init_machine_status): Likewise.
25158 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25159 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25160 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25161 (ix86_function_abi): Make it static and return enum calling_abi.
25162 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25164 (ix86_fn_abi_va_list): Updated.
25166 * config/i386/i386.h (ix86_abi): New.
25167 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25168 (CONDITIONAL_REGISTER_USAGE): Likewise.
25169 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25170 (machine_function): Likewise.
25172 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25174 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25175 (STACK_BOUNDARY): Likewise.
25176 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25178 * config/i386/i386.opt (mabi=): New.
25180 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25181 return enum calling_abi.
25182 (ix86_function_type_abi): Likewise.
25183 (ix86_function_abi): Removed.
25185 * doc/invoke.texi: Document -mabi= option for x86.
25187 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25189 * builtins.c (real_dconstp): Delete.
25190 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25192 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25193 Jakub Jelinek <jakub@redhat.com>
25196 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25197 (gen_subprogram_die): When a function is explicit, generate the
25198 DW_AT_explicit attribute.
25199 * langhooks.h (struct lang_hooks_for_decls): Add
25200 function_decl_explicit_p langhook.
25201 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25202 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25204 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25206 * builtins.c (fold_builtin_memory_op): Optimize memmove
25207 into memcpy if we can prove source and destination don't overlap.
25209 * tree-inline.c: Include gt-tree-inline.h.
25210 (clone_fn_id_num): New variable.
25211 (clone_function_name): New function.
25212 (tree_function_versioning): Use it.
25213 * Makefile.in (GTFILES): Add tree-inline.c.
25215 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25217 * BASE-VER: Change to 4.5.0.
25219 2009-03-27 Xinliang David Li <davidxl@google.com>
25221 PR tree-optimization/39557
25222 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25224 2009-03-27 Xinliang David Li <davidxl@google.com>
25226 PR tree-optimization/39548
25227 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25230 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25232 * c-common.c (pointer_int_sum): Use %wd on return from
25235 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25237 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25238 on return from tree_low_cst.
25240 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25243 * ginclude/stdarg.h (va_copy): Define also for
25244 __GXX_EXPERIMENTAL_CXX0X__.
25246 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25249 * builtins.h (c_strlen): Do not warn here.
25250 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25251 * c-common.c (pointer_int_sum): Take an explicit location.
25252 Warn about offsets out of bounds.
25253 * c-common.h (pointer_int_sum): Adjust declaration.
25255 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25257 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25260 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25263 * opts.c (warn_if_disallowed_function_p): Don't assume
25264 get_callee_fndecl must return non-NULL.
25266 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25268 PR rtl-optimization/39522
25269 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25270 when reg_reloaded_valid is set.
25272 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25274 * config/spu/divv2df3.c: New file.
25275 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25276 (DPBIT_FUNCS): Filter out _div_df.
25278 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25280 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25281 a jump insn, count that jump in the distance to the loop start.
25283 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25286 * config/sh/sh.c (calc_live_regs): Fix condition for global
25287 registers except PIC_OFFSET_TABLE_REGNUM.
25289 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25292 * doc/invoke.texi (-mconsole): New.
25294 (-mno-cygwin): New.
25296 (-mnop-fun-dllimport): New.
25300 (sub section "i386 and x86-64 Windows Options"): New.
25302 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25304 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25305 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25307 2009-03-25 Richard Guenther <rguenther@suse.de>
25309 PR middle-end/39497
25310 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25313 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25315 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25316 neither of haifa/selective schedulers are working.
25318 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25320 * doc/invoke.texi (Debugging Options): Fix description of
25321 -fno-merge-debug-strings.
25323 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25325 * config/cris/libgcc.ver: New version-script.
25326 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25328 * configure.ac <GAS features, nop mnemonic>: Add pattern
25329 crisv32-*-* for "nop".
25330 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25331 * configure: Regenerate.
25333 2009-03-24 Ira Rosen <irar@il.ibm.com>
25335 PR tree-optimization/39529
25336 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25337 mark_sym_for_renaming for the tag copied to the new vector
25340 2009-03-24 Arthur Loiret <aloiret@debian.org>
25342 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25343 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25344 EXTRA_SPEC_FUNCTIONS.
25345 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25346 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25347 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25348 -march and -mtune options.
25350 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25352 * config/m68k/t-rtems: Add m5329 multilib.
25354 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25355 Jakub Jelinek <jakub@redhat.com>
25358 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25361 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25364 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25365 instead of c_parser_expression_conv, if original_code isn't one of the
25366 4 allowed comparison codes, fail.
25368 2009-03-23 Richard Guenther <rguenther@suse.de>
25370 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25371 * tree.h (struct tree_type): Likewise.
25372 * reload.h (struct insn_chain): Likewise.
25373 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25374 * function.h (struct function): Likewise.
25375 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25377 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25379 PR tree-optimization/39516
25380 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25382 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25384 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25385 should be set true if BITS_PER_WORD of target is bigger than 32
25387 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25389 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25390 Translate -B-options to -rpath-link. Correct existing
25391 rpath-link and conditionalize on !nostdlib.
25393 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25395 * doc/extend.texi (Function Attributes, Variable Attributes):
25397 * doc/invoke.texi (Debugging Options, Optimize Options)
25398 (i386 and x86-64 Options, MCore Options): Likewise.
25400 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25403 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25404 it for block local namespace aliases.
25405 (gen_decl_die): Pass context_die to gen_namespace_die.
25407 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25410 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25411 minimum or maximum value.
25413 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25415 * reginfo.c (globalize_reg): Recompute derived reg sets.
25417 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25420 * libgcc2.c (mprotect): Do not use signed arguments for
25421 VirtualProtect, use DWORD arguments. Also fix the 'may
25422 be used uninitialized' warning for the np variable.
25424 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25427 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25428 functions using regparm calling conventions when not optimizing.
25429 (ix86_function_sseregparm): Similarly for sseregparm calling
25432 2009-03-19 Li Feng <nemokingdom@gmail.com>
25434 PR middle-end/39500
25435 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25436 dependence if the first conflict is after niter iterations.
25438 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25440 PR middle-end/38609
25441 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25442 functions with dynamic stack-pointer adjustments.
25444 2009-03-19 Ben Elliston <bje@au.ibm.com>
25446 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25447 option; change to -msdata=data.
25449 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25451 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25454 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25457 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25459 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25461 * doc/invoke.texi (Code Gen Options): Expand discussion of
25464 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25466 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25467 * matrix-reorg.c (struct matrix_info): Likewise.
25468 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25469 * rtl.h (struct mem_attrs): Likewise.
25470 * df.h (struct df): Likewise.
25471 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25472 * ira-int.h (struct ira_allocno): Likewise.
25473 * df-scan.c (struct df_collection_rec): Likewise.
25474 * ira.c (struct equivalence): Likewise.
25475 * function.c (struct temp_slot): Likewise.
25476 * cfgloop.h (struct loop): Likewise.
25479 * function.c (use_register_for_decl): When not optimizing, disregard
25480 register keyword for variables with types containing methods.
25482 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25484 PR middle-end/39447
25485 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25486 (is_simple_operand): Call contains_component_ref_p before calling data
25487 reference analysis that would fail on COMPONENT_REFs.
25489 * tree-vrp.c (search_for_addr_array): Fix formatting.
25491 2009-03-18 Richard Guenther <rguenther@suse.de>
25493 * tree-vect-transform.c (vect_loop_versioning): Fold the
25494 generated comparisons.
25495 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25496 (slpeel_tree_peel_loop_to_edge): Likewise.
25498 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25500 PR middle-end/37805
25501 * opts.c (print_specific_help): In addition to `undocumented',
25502 accept `separate' and `joined' flags if passed alone. Describe
25503 output by the first matched one of those.
25504 (common_handle_option): Skip over empty strings.
25505 * gcc.c (display_help): Fix help string for `--help='.
25506 * doc/invoke.texi (Option Summary, Overall Options): With
25507 `--help=', classes and qualifiers can both be repeated, but
25508 only the latter can be negated. One should not pass only
25509 negated qualifiers. Fix markup and examples.
25512 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25513 PR middle-end/37805
25514 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25515 and -fhelp=separate.
25517 2009-03-17 Jing Yu <jingyu@google.com>
25519 PR middle-end/39378
25520 * function.h (struct rtl_data): Move is_thunk from here...
25521 (struct function): ...to here.
25522 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25523 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25525 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25527 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25528 (alpha_output_function_end_prologue): Likewise.
25529 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25530 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25531 (rs6000_output_function_epilogue): Likewise.
25532 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25534 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25537 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25538 from different units in a single alternative.
25539 (*truncdfsf_i387): Ditto.
25540 (*truncxfsf2_mixed): Ditto.
25541 (*truncxfdf2_mixed): Ditto.
25543 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25545 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25546 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25549 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25550 unused non-artificial variables when not optimizing.
25553 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25554 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25555 NAMESPACE_DECL in its DECL_INITIAL.
25557 PR middle-end/39443
25558 * optabs.c (set_user_assembler_libfunc): New function.
25559 * expr.h (set_user_assembler_libfunc): New prototype.
25560 * c-common.c: Include libfuncs.h.
25561 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25562 for memcmp, memset, memcpy, memmove and abort.
25563 * Makefile.in (c-common.o): Depend on libfuncs.h.
25566 * dwarf2out.c (gen_inlined_enumeration_type_die,
25567 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25568 gen_tagged_type_instantiation_die): Removed.
25569 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25572 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25575 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25577 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25578 (check-parallel-%): Ditto.
25579 (check-consistency): Ditto.
25581 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25583 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25584 local variable rhs by NULL_TREE.
25586 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25589 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25591 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25594 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25596 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25599 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25600 for ms->sysv ABI calls only in 64bit mode.
25602 * config/i386/i386.md (untyped_call): Support 32bit.
25604 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25606 * doc/extend.texi: Replace x86_65 with x86_64.
25608 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25610 PR tree-optimization/39455
25611 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25612 mismatches for POINTER_TYPE_P (type).
25613 (number_of_iterations_le): Likewise.
25615 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25617 * config/picochip/picochip.c: Removed profiling support.
25618 * config/picochip/picochip.md: Removed profiling instruction.
25619 * config/picochip/picochip.h: Removed profiling builtin.
25621 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25623 * doc/install.texi (--with-host-libstdcxx): Document.
25625 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25628 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25629 generate a warning if the function name does not begin with
25630 "__vector" and the function has either the 'signal' or 'interrupt'
25631 attribute, from here to ...
25632 (avr_declare_function_name): ...here. New function.
25633 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25634 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25636 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25639 * cse.c (fold_rtx): Don't modify original const_arg1 when
25640 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25641 separate variable instead.
25642 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25643 from out of range shift counts.
25644 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25646 2009-03-13 Catherine Moore <clm@codesourcery.com>
25648 * config/i386/x-mingw32 (host-mingw32.o): Replace
25649 diagnostic.h with $(DIAGNOSTIC_H).
25651 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25654 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25656 * config/i386/sync.md (sync_compare_and_swap<mode>,
25657 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25658 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25660 (sync_double_compare_and_swapdi_pic,
25661 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25662 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25664 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25667 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25669 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25672 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25673 (avx_addsubv4df3): Likewise.
25674 (*avx_addsubv4sf3): Likewise.
25675 (sse3_addsubv4sf3): Likewise.
25677 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25680 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25682 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25685 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25686 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25687 registers for allocnos created from user-defined variables.
25689 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25692 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25693 of non-integer mode as well.
25695 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25697 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25698 for functions for which the parameter types are unknown.
25700 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25703 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25704 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25705 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25706 * config/i386/i386.c (ix86_local_alignment): For
25707 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25708 long long variables on the stack to avoid dynamic realignment.
25709 Allow the first argument to be a decl rather than type.
25710 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25712 2009-03-11 Nick Clifton <nickc@redhat.com>
25715 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25717 Add description to mno-lsim option.
25718 * config/mcore/mcore.h: Remove comment about deprecated m4align
25720 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25721 * doc/invoke.texi: Add description of mno-lsim and
25722 mstack-increment options.
25724 * config/fr30/fr30.opt: Document the -mno-lsim option.
25725 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25726 and -mno-lsim options.
25728 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25730 * fold-const.c (fold_comparison): Only call fold_inf_compare
25731 if the mode supports infinities.
25733 2009-03-11 Jason Merrill <jason@redhat.com>
25736 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25737 end already did. Notice GIMPLE_CALL modifications of the result.
25738 Don't copy debug information from an ignored decl or a decl from
25741 2009-03-10 Richard Guenther <rguenther@suse.de>
25742 Nathan Froyd <froydnj@codesourcery.com>
25744 PR middle-end/37850
25745 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25746 (__divMODE3): Likewise.
25748 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25750 PR tree-optimization/39394
25751 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25752 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25754 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25756 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25757 inline asms for register asm ("") declarations.
25759 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25761 * fold-const.c (fold_unary): Fix comment.
25763 2009-03-07 Jan Hubicka <jh@suse.cz>
25766 * tree-inline.c (setup_one_parameter): Do replacement of const
25767 argument by constant in SSA form.
25769 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25771 PR middle-end/38028
25772 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25773 determine alignment passed to assign_stack_local.
25774 (assign_parms_unsplit_complex): Likewise.
25775 * except.c (sjlj_build_landing_pads): Likewise.
25777 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25779 PR middle-end/39360
25780 * tree-flow.h (add_referenced_var): Return bool instead of void.
25781 * tree-dfa.c (add_referenced_var): Return result of
25782 referenced_var_check_and_insert call.
25783 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25784 of referenced_var_check_and_insert.
25787 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25788 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25789 DIE, don't emit it if abstract origin already has it.
25790 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25791 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25793 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25795 * genpreds.c (needs_variable): Fix parentheses at variable name
25797 (write_tm_constrs_h): Indent generated code.
25799 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25801 * doc/extend.texi (Function Attributes): Add documentation
25802 for isr attributes.
25804 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25807 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25808 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25810 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25812 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25815 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25818 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25819 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25821 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25823 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25824 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25825 constants instead of magic numbers.
25826 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25828 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25829 (x86_64_ms_abi_int_parameter_registers): Ditto.
25830 (x86_64_int_return_registers): Ditto.
25831 (ix86_maybe_switch_abi): Ditto.
25832 (ix86_expand_call): Ditto for clobbered_registers array.
25833 (ix86_hard_regno_mode_ok): Ditto.
25834 (x86_extended_QIreg_mentioned_p): Ditto.
25836 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25838 PR tree-optimization/39349
25839 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25841 * combine.c (gen_lowpart_for_combine): Use omode when generating
25844 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25846 PR rtl-optimization/39235
25847 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25849 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25851 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25853 2009-03-04 Richard Guenther <rguenther@suse.de>
25855 PR tree-optimization/39362
25856 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25857 that occur in abnormal PHIs should be varying.
25859 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25861 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25863 (simple_iv): Take loop as an argument instead of statement.
25864 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25865 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25867 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25869 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25870 * matrix-reorg.c (analyze_transpose): Ditto.
25871 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25872 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25873 * tree-predcom.c (ref_at_iteration): Ditto.
25874 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25876 2009-03-04 Richard Guenther <rguenther@suse.de>
25878 PR tree-optimization/39358
25879 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25880 escaped_id and callused_id.
25881 (solve_graph): Likewise.
25883 2009-03-04 Richard Guenther <rguenther@suse.de>
25885 PR tree-optimization/39339
25886 * tree-sra.c (try_instantiate_multiple_fields): Make it
25887 no longer ICE on the above.
25889 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25891 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25892 that fits within Pmode.
25894 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25896 PR middle-end/10109
25897 * tm.texi (LIBCALL_VALUE): Update description.
25899 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25901 PR middle-end/34443
25902 * doc/extend.texi (section): Update description.
25904 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25906 PR middle-end/39345
25907 * tree-inline.c (remapped_type): New.
25908 (can_be_nonlocal): Call remapped_type instead of remap_type.
25910 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25913 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25914 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25916 2009-03-03 Richard Guenther <rguenther@suse.de>
25918 PR middle-end/39272
25919 * tree.c (tree_nonartificial_location): New function.
25920 * tree.h (tree_nonartificial_location): Declare.
25921 * builtins.c (expand_builtin_memory_chk): Provide location
25922 of the call location for artificial function pieces.
25923 (maybe_emit_chk_warning): Likewise.
25924 (maybe_emit_sprintf_chk_warning): Likewise.
25925 (maybe_emit_free_warning): Likewise.
25926 * expr.c (expand_expr_real_1): Likewise.
25928 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25930 PR tree-optimization/39343
25931 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25932 COMPONENT_REF t has ARRAY_TYPE.
25934 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25936 PR middle-end/39335
25937 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25938 when the type precision of the induction variable should be
25939 larger than the type precision of nit.
25940 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25941 * graphite.c (graphite_loop_normal_form): Same.
25942 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25944 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25946 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25947 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25948 numbers to describe clobbered registers.
25949 (*call_value_0_rex64_ms_sysv): Ditto.
25950 * config/i386/mmx.md (mmx_emms): Ditto.
25951 (mmx_femms): Ditto.
25953 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25955 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25958 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25960 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25961 (spu_section_type_flags): New function.
25963 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25965 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25966 reg_class_contents of FLOAT_REGS into a temporary.
25968 2009-03-02 Richard Guenther <rguenther@suse.de>
25969 Ira Rosen <irar@il.ibm.com>
25971 PR tree-optimization/39318
25972 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25973 information to the vectorized statement.
25975 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25977 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25978 variable. Use defined names instead of magic constants for REX SSE
25981 2009-03-01 Richard Guenther <rguenther@suse.de>
25983 PR tree-optimization/39331
25984 * omp-low.c (lower_send_shared_vars): Do not receive new
25985 values for the reference of DECL_BY_REFERENCE parms or results.
25987 2009-03-01 Jan Hubicka <jh@suse.cz>
25990 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25991 BLOCK_NONLOCALIZED_VAR): New macros.
25992 (tree_block): Add nonlocalized_vars.
25993 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25994 gen_decl_die): Add origin argument. Allow generation of die with
25995 origin at hand only.
25996 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25997 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25999 (gen_block_die): Fix checking for unused blocks.
26000 (process_scope_var): Break out from .... ; work with origins only.
26001 (decls_for_scope) ... here; process nonlocalized list.
26002 (dwarf2out_ignore_block): Look for nonlocalized vars.
26003 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26005 (dump_scope_block): Dump them.
26006 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26007 (remap_block): Likewise.
26008 (can_be_nonlocal): New predicate.
26009 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26011 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26013 * configure: Regenerate.
26015 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26017 * optc-gen.awk: No need to duplicate option flags twice.
26018 Reuse help texts for duplicate options which do not have any.
26020 * gcc.c (display_help): Document --version.
26022 * gcc.c (main): If print_help_list and verbose_flag, ensure
26023 driver output comes before subprocess output.
26025 * optc-gen.awk: Assign all remaining fields to help string,
26026 space-separated, for multi-line help in *.opt.
26028 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26029 -Wno-pedantic-ms-format is for MinGW targets only.
26031 * doc/options.texi (Option file format): Fix bad indentation,
26032 restoring dropped sentence.
26034 2009-02-28 Jan Hubicka <jh@suse.cz>
26036 * tree-inline.c (tree_function_versioning): Output debug info.
26038 2009-02-28 Jan Hubicka <jh@suse.cz>
26041 * tree-inline.c (setup_one_parameter): Do not copy propagate
26042 arguments when not optimizing.
26044 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26047 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26048 (avx_addsubv4df3): Likewise.
26049 (*avx_addsubv4sf3): Likewise.
26050 (sse3_addsubv4sf3): Likewise.
26051 (*avx_addsubv2df3): Likewise.
26052 (sse3_addsubv2df3): Likewise.
26053 (avx_unpckhps256): Correct item selectors.
26054 (avx_unpcklps256): Likewise.
26055 (avx_unpckhpd256): Likewise.
26056 (avx_unpcklpd256): Likewise.
26058 2009-02-28 Jan Hubicka <jh@suse.cz>
26060 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26062 (copy_arguments_for_versioning): If var is declared don't declare it.
26063 (tree_function_versioning): First setup substitutions and then copy
26066 2009-02-27 Jan Hubicka <jh@suse.cz>
26069 * cgraph.h (varpool_output_debug_info): Remove.
26070 * cgraphunit.c (varpool_output_debug_info): Remove.
26071 * dwarf2out.c (deferred_locations_struct): New struct
26072 (deferred_locations): New type.
26073 (deferred_locations_list): New static var.
26074 (deffer_location): New function.
26075 (gen_variable_die): Use it.
26076 (decls_for_scope): Output info on local static vars.
26077 (dwarf2out_finish): Process deferred locations.
26078 * varpool.c (varpool_output_debug_info): Remove.
26080 2009-02-27 Jan Hubicka <jh@suse.cz>
26083 * tree.h (TREE_PROTECTED): Fix comment.
26084 (BLOCK_HANDLER_BLOCK): Remove.
26085 (struct tree_block): Remove handler_block add body_block.
26086 (inlined_function_outer_scope_p): New.
26087 (is_body_block): Remove.
26088 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26089 * dwarf2out.c (is_inlined_entry_point): Remove.
26090 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26091 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26093 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26094 * gimplify.c (gimplify_expr): Gimplify body blocks.
26095 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26096 block with multiple subblocks.
26097 (dump_scope_block): Prettier output; dump more flags and info.
26098 (dump_scope_blocks): New.
26099 (remove_unused_locals): Use dump_scope_blocks.
26100 * tree-flow.h (dump_scope_blocks): Declare.
26101 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26102 * stmt.c (is_body_block): Remove.
26103 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26104 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26106 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26108 PR middle-end/39308
26109 * graphite.c (graphite_loop_normal_form): Do not call
26110 number_of_iterations_exit from a gcc_assert.
26112 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26114 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26115 jumps if COND is NULL.
26116 (find_cond_jump): New function.
26117 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26118 * config/s390/s390.md: Remove z10_cobra attribute value.
26120 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26122 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26123 force_const_mem returns NULL_RTX.
26125 2009-02-26 Jan Hubicka <jh@suse.cz>
26128 * cgraph.h (varpool_output_debug_info): Remove.
26129 * cgraphunit.c (varpool_output_debug_info): Remove.
26130 * dwarf2out.c (deferred_locations_struct): New struct
26131 (deferred_locations): New type.
26132 (deferred_locations_list): New static var.
26133 (deffer_location): New function.
26134 (gen_variable_die): Use it.
26135 (decls_for_scope): Output info on local static vars.
26136 (dwarf2out_finish): Process deferred locations.
26137 * varpool.c (varpool_output_debug_info): Remove.
26139 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26141 PR rtl-optimization/39241
26142 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26143 to subreg_offset_representable_p.
26145 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26147 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26148 execute function prototype. Get f and nregs from max_reg_num
26149 and get_insns. Remove the first backward pass as it's dead,
26150 guard the forward pass by flag_expensive_optimizations.
26151 (rest_of_handle_regmove): Delete.
26152 (pass_regmove): Replace it with regmove_optimize.
26154 2009-02-25 Martin Jambor <mjambor@suse.cz>
26156 PR tree-optimization/39259
26157 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26158 calls_alloca function flags.
26159 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26160 calls are detected.
26162 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26164 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26165 flags_set_1_rtx, flags_set_1_set): Delete.
26166 (regmove_optimize): Do not call mark_flags_life_zones.
26168 2009-02-24 Julian Brown <julian@codesourcery.com>
26171 * config/arm/arm.c (require_pic_register): Only set
26172 cfun->machine->pic_reg once per function.
26174 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26176 * doc/invoke.texi (Link Options): Document an easier way to pass
26177 options that take arguments to the GNU linker using -Xlinker and -Wl.
26179 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26182 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26184 2009-02-24 Richard Guenther <rguenther@suse.de>
26187 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26189 2009-02-24 Richard Guenther <rguenther@suse.de>
26190 Zdenek Dvorak <ook@ucw.cz>
26192 PR tree-optimization/39233
26193 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26194 from converting them to a generic type.
26196 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26198 PR tree-optimization/39260
26199 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26200 contains a condition with a real type.
26201 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26203 2009-02-23 Jason Merrill <jason@redhat.com>
26206 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26207 narrowing_initializer_constant_valid_p.
26208 (narrowing_initializer_constant_valid_p): Don't return
26209 null_pointer_node for adding a pointer to itself.
26211 2009-02-23 Jan Hubicka <jh@suse.cz>
26214 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26217 2009-02-23 Jan Hubicka <jh@suse.cz>
26219 PR tree-optimization/37709
26220 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26221 * tree.h (block_ultimate_origin): Declare.
26222 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26223 * tree-ssa-live.c (remove_unused_scope_block_p):
26224 Eliminate blocks containig no instructions nor live variables nor
26226 (dump_scope_block): New function.
26227 (remove_unused_locals): Enable removal of dead blocks by default;
26228 enable dumping at TDF_DETAILS.
26230 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26232 * config/i386/i386.c (classify_argument): Don't allow COImode
26234 (function_arg_advance_32): Don't allow OImode.
26235 (function_arg_32): Likewise.
26236 (function_value_32): Likewise.
26237 (return_in_memory_32): Likewise.
26238 (function_arg_64): Remove OImode comment.
26240 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26243 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26244 ix86_expand_vector_set for V4DImode in 64bit mode only.
26245 (ix86_expand_vector_init_one_var): Likewise.
26247 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26249 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26251 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26254 * loop-iv.c: Revert last change.
26255 * emit-rtl.c: Likewise.
26257 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26260 * config/i386/i386.c (type_natural_mode): Remove an extra
26261 space in the warning message.
26262 (function_value_32): Handle 32-byte vector modes.
26263 (return_in_memory_32): Likewise.
26265 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26267 * loop-iv.c (truncate_value): New function.
26268 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26270 (lowpart_subreg): Move to...
26271 * emit-rtl.c: ...here.
26273 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26275 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26276 accidental and undocumented change at revision 140860.
26278 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26280 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26281 take gimple_seq * arguments.
26282 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26283 types_compatible_p langhook.
26285 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26286 Joseph Myers <joseph@codesourcery.com>
26288 * config/arm/arm.c (arm_builtin_va_list): New function.
26289 (arm_expand_builtin_va_start): Likewise.
26290 (arm_gimplify_va_arg_expr): Likewise.
26291 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26292 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26293 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26294 (va_list_type): New variable.
26295 (arm_mangle_type): Mangle va_list_type appropriately.
26297 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26299 PR middle-end/39157
26300 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26301 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26302 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26303 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26304 parameter to 1000 for -O1 by default.
26305 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26307 * loop-invariant.c: Include params.h.
26308 (move_loop_invariants): Don't call move_single_loop_invariants on
26311 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26313 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26314 offset when calculating bounds for indexing stack_usage_map. Fixes
26315 a buffer overflow with certain target setups.
26317 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26320 * calls.c (expand_call): Clear try_tail_call if caller and callee
26321 disagree in promotion of function return value.
26323 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26326 * c-common.c (c_determine_visibility): If visibility changed and
26327 DECL_RTL has been already set, call make_decl_rtl to update symbol
26330 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26333 * varasm.c (assemble_variable): Don't check DECL_NAME when
26334 globalizing a variable.
26336 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26339 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26340 expression before any __builtin_trap call.
26341 * c-typeck.c (build_function_call): Convert and check function
26342 arguments before generating a call to a trap. Evaluate the
26343 function arguments before the trap.
26345 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26348 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26349 (UNSPEC_FXAM_MEM): New unspec.
26350 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26351 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26352 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26354 2009-02-19 Richard Guenther <rguenther@suse.de>
26356 PR tree-optimization/39207
26357 PR tree-optimization/39074
26358 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26359 storedanything_tree): New.
26360 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26361 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26362 (build_succ_graph): Add edges from STOREDANYTHING to all
26364 (init_base_vars): Initialize STOREDANYTHING.
26365 (compute_points_to_sets): Free substitution info after
26366 building the succ graph.
26367 (ipa_pta_execute): Likewise.
26369 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26371 (do_ds_constraint): Do not add to special var or non-pointer
26373 (type_could_have_pointers): Split out from ...
26374 (could_have_pointers): ... here. For arrays use the element type.
26375 (create_variable_info_for): Initialize may_have_pointers.
26376 (new_var_info): Likewise.
26377 (handle_lhs_call): Make the HEAP variable unknown-sized.
26378 (intra_create_variable_infos): Use a type with pointers for
26379 PARM_NOALIAS, make it unknown-sized.
26381 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26384 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26386 2009-02-18 Jason Merrill <jason@redhat.com>
26389 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26390 value if DECL_EXTERNAL.
26391 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26392 * target.h (gcc_target::binds_local_p): Clarify "module".
26393 * tree.h (TREE_PUBLIC): Clarify "module".
26395 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26398 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26399 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26401 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26404 * c.opt (Wabi): Support C and ObjC.
26407 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26409 * config/i386/i386.c (classify_argument): Warn once about the ABI
26410 change when passing union with long double.
26412 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26414 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26417 * c-parser.c (c_parser_compound_statement): Always enter and leave
26420 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26423 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26425 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26427 PR tree-optimization/36922
26428 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26429 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26432 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26434 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26437 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26439 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26441 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26443 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26446 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26447 Richard Sandiford <rdsandiford@googlemail.com>
26449 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26450 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26451 (loongson_biadd): ...this.
26453 2009-02-17 Richard Guenther <rguenther@suse.de>
26455 PR tree-optimization/39202
26456 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26457 a var make sure to follow existing collapses.
26459 2009-02-17 Richard Guenther <rguenther@suse.de>
26461 PR middle-end/39214
26462 * langhooks.c (lhd_print_error_function): Check for NULL block.
26464 2009-02-17 Richard Guenther <rguenther@suse.de>
26466 PR tree-optimization/39204
26467 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26470 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26472 * config/soft-fp/double.h: Update from glibc CVS.
26474 2009-02-17 Richard Guenther <rguenther@suse.de>
26476 PR tree-optimization/39207
26477 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26478 strict-aliasing warnings for pointers pointing to NULL.
26480 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26483 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26484 skipping until next close brace.
26486 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26489 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26490 to function argument boundary.
26492 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26494 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26495 in the lea_add. Reload eventually constraints it properly.
26496 * config/picochip/constraints.md: Remove the target constraint
26497 "b", since it is not needed anymore.
26499 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26501 * gthr-dce.h: Uglify function parameter and local variable names.
26502 * gthr-gnat.h: Likewise.
26503 * gthr-mipssde.h: Likewise.
26504 * gthr-nks.h: Likewise.
26505 * gthr-posix95.h: Likewise.
26506 * gthr-posix.h: Likewise.
26507 * gthr-rtems.h: Likewise.
26508 * gthr-single.h: Likewise.
26509 * gthr-solaris.h: Likewise.
26510 * gthr-tpf.h: Likewise.
26511 * gthr-vxworks.h: Likewise.
26512 * gthr-win32.h: Likewise.
26514 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26517 * config/i386/i386.md: Restrict the new peephole2 to move
26518 between MMX/SSE registers.
26520 2009-02-15 Richard Guenther <rguenther@suse.de>
26523 2009-02-13 Richard Guenther <rguenther@suse.de>
26525 * configure.ac: Enable LFS.
26526 * configure: Re-generate.
26527 * config.in: Likewise.
26529 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26531 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26532 spu_srqwbyte, spu_srqwbytebc): Define.
26533 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26534 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26535 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26536 "shrqby_<mode>"): New insn-and-split patterns.
26537 * config/spu/spu.c (expand_builtin_args): Determine and return
26538 number of operands using spu_builtin_description data.
26539 (spu_expand_builtin_1): Use it.
26541 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26544 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26547 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26550 * config/i386/i386.c (override_options): Correct warning
26551 messages for -malign-loops, -malign-jumps and -malign-functions.
26553 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26556 * config/i386/i386.md: Restrict the new peephole2 to move
26557 between the general purpose registers.
26559 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26562 * config/i386/i386.c (type_natural_mode): Add a new argument.
26563 Return the original mode and warn ABI change if vector size is 32byte.
26564 (function_arg_advance): Updated.
26565 (function_arg): Likewise.
26566 (ix86_function_value): Likewise.
26567 (ix86_return_in_memory): Likewise.
26568 (ix86_sol10_return_in_memory): Likewise.
26569 (ix86_gimplify_va_arg): Likewise.
26570 (function_arg_32): Don't warn ABX ABI change here.
26571 (function_arg_64): Likewise.
26573 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26575 * loop-iv.c (implies_p): In the final case, test that operands 0
26576 of the two comparisons match.
26578 * config/bfin/bfin.c (find_prev_insn_start): New function.
26579 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26580 (find_next_insn_start): Move.
26582 2009-02-13 Richard Guenther <rguenther@suse.de>
26584 * configure.ac: Enable LFS.
26585 * configure: Re-generate.
26586 * config.in: Likewise.
26588 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26591 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26592 sizes on syntax error after some arguments have been parsed.
26594 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26596 * doc/invoke.texi (-fira): Remove.
26598 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26600 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26601 * recog.c: Likewise.
26604 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26606 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26607 (umul_ppmm): Likewise.
26608 (count_leading_zeros): Likewise.
26609 (count_trailing_zeros): Likewise.
26610 (UMUL_TIME): Likewise.
26612 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26614 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26615 soft-fp/t-softfp to tmake_file.
26617 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26618 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26619 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26620 IA64_BUILTIN_INFQ]: New.
26621 (ia64_init_builtins): Initialize __builtin_infq,
26622 __builtin_fabsq and __builtin_copysignq if not HPUX.
26623 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26624 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26626 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26628 (__fixtfti): Likewise.
26629 (__fixunstfti): Likewise.
26630 (__floattitf): Likewise.
26632 * config/ia64/libgcc-glibc.ver: New.
26633 * config/ia64/t-fprules-softfp: Likewise.
26634 * config/ia64/sfp-machine.h: Likewise.
26636 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26637 (LIBGCC2_TF_CEXT): Likewise.
26638 (TF_SIZE): Likewise.
26639 (TARGET_INIT_LIBFUNCS): Likewise.
26641 * config/ia64/t-glibc (SHLINB_MAPFILES):
26642 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26644 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26646 * config/i386/i386.c (construct_container): Rewrite processing
26647 BLKmode with X86_64_SSE_CLASS.
26649 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26652 * config/i386/i386.md: Replace simplify_replace_rtx with
26653 replace_rtx in the new peephole2.
26655 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26657 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26658 loop unrolling do not happen at -O2.
26660 2009-02-12 Michael Matz <matz@suse.de>
26662 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26664 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26666 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26669 2009-02-12 Ben Elliston <bje@au.ibm.com>
26671 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26672 patterns when updating the back chain. Missed in the 2009-02-10
26675 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26677 * doc/extend.texi (Decimal Floating Types): Update identifier of
26678 draft TR and list of missing support.
26680 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26682 PR middle-end/39154
26683 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26684 bit to variable length decl's flags, add it also to its
26685 pointer replacement variable.
26687 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26688 Jakub Jelinek <jakub@redhat.com>
26691 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26692 (memory_blockage): New expander.
26693 (*memory_blockage): New insn pattern.
26694 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26695 instead of general blockage at the end of function prologue when
26696 frame pointer is used to access red zone area. Do not emit blockage
26697 when profiling, it is emitted in generic code.
26698 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26699 function epilogue when frame pointer is used to access red zone area.
26701 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26704 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26705 by arithmetic with memory operands.
26706 * config/i386/predicates.md (commutative_operator): New.
26708 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26710 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26713 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26715 * alias.h (record_alias_subset): Declare.
26716 * alias.c (record_alias_subset): Make global.
26718 2009-02-10 Nick Clifton <nickc@redhat.com>
26720 * tree-parloops.c: Change license to GPLv3.
26721 * ipa-struct-reorg.c: Change license to GPLv3.
26722 * ipa-struct-reorg.h: Change license to GPLv3.
26724 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26727 * c-decl.c (start_struct): Return NULL on error.
26729 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26731 PR middle-end/39124
26732 * cfgloopmanip.c (remove_path): Call remove_bbs after
26733 cancel_loop_tree, not before it.
26736 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26737 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26738 VAR_DECLs were seen.
26739 * tree-ssa-live.c (remove_unused_locals): Recompute
26740 cfun->has_local_explicit_reg_vars.
26741 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26742 copies or clearings if cfun->has_local_explicit_reg_vars.
26744 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26747 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26748 of function prologue when frame pointer is used to access
26751 2009-02-10 Richard Guenther <rguenther@suse.de>
26753 PR middle-end/39127
26754 * gimplify.c (gimple_regimplify_operands): Always look if
26755 we need to create a temporary.
26757 2009-02-10 Richard Guenther <rguenther@suse.de>
26759 PR tree-optimization/39132
26760 * tree-loop-distribution.c (todo): New global var.
26761 (generate_memset_zero): Trigger TODO_rebuild_alias.
26762 (tree_loop_distribution): Return todo.
26764 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26767 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26768 (x86_64_reg_class_name): Removed.
26769 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26770 first one isn't X86_64_SSE_CLASS or any other ones aren't
26771 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26772 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26773 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26774 and 3 X86_64_SSEUP_CLASS.
26775 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26776 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26778 2009-02-10 Ben Elliston <bje@au.ibm.com>
26780 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26781 form instruction to update the stack back chain word, even if the
26782 user has disabled the generation of update instructions.
26783 (movdi_<mode>_update_stack): New.
26784 (movsi_update_stack): Likewise.
26785 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26786 always use an update form instruction to update the stack back
26789 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26791 PR middle-end/38953
26792 * graphite.c (if_region_set_false_region): After moving a region in
26793 the false branch of a condition, remove the empty dummy basic block.
26794 (gloog): Remove wrong fix for PR38953.
26796 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26798 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26799 generation due to implicit sign extension.
26801 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26803 PR middle-end/38981
26804 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26805 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26807 2009-02-09 Richard Guenther <rguenther@suse.de>
26809 PR middle-end/35202
26810 * convert.c (convert_to_real): Disable (float)fn((double)x)
26811 to fnf(x) conversion if errno differences may occur and
26812 -fmath-errno is set.
26814 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26816 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26817 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26818 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26820 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26823 * c-common.c (handle_alias_attribute): Disallow attribute for
26824 anything not a FUNCTION_DECL or VAR_DECL.
26826 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26829 * real.c (do_compare): Special-case compare of zero against
26830 decimal float value.
26832 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26835 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26836 as indicating flexible array members unless the field itself is
26837 being declarared as the incomplete array.
26839 2009-02-06 Jan Hubicka <jh@suse.cz>
26841 PR tree-optimization/38844
26842 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26843 is already inlined.
26845 2009-02-06 Richard Guenther <rguenther@suse.de>
26847 PR middle-end/38977
26848 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26849 fork because we may expand it as __gcov_fork.
26851 2009-02-06 Nick Clifton <nickc@redhat.com>
26853 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26855 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26857 PR tree-optimization/35659
26858 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26859 vn_phi_eq): Shortcut if hashcode does not match.
26860 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26862 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26863 and avoid iterative_hash_expr.
26864 (FOR_EACH_VALUE_ID_IN_SET): New.
26865 (value_id_compare): Remove.
26866 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26867 sort expressions by value id.
26869 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26872 * config/sh/predicates.md (general_movsrc_operand): Don't check
26873 the subreg of system registers here.
26875 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26878 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26879 on the copied decl.
26881 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26883 PR rtl-optimization/39110
26884 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26885 addresses, not aligned ones.
26887 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26888 Richard Guenther <rguenther@suse.de>
26890 PR tree-optimization/39100
26891 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26892 comment says and add edges.
26894 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26897 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26898 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26900 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26902 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26903 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26904 register_bb_in_sese, new_sese, free_sese): Moved.
26905 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26906 outermost_loop_in_scop, build_scop_iteration_domain,
26907 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26908 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26909 Use loop_in_sese_p instead of loop_in_scop_p.
26910 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26911 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26912 (scopdet_basic_block_info): Fix bug in scop detection.
26913 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26914 eq_loop_to_cloog_loop): Remove.
26915 (nb_loops_around_loop_in_scop, nb_loop
26916 ref_nb_loops): Moved here...
26917 * graphite.h (ref_nb_loops): ... from here.
26918 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26919 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26920 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26922 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26923 Hans-Peter Nilsson <hp@axis.com>
26925 PR rtl-optimization/37889
26926 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26927 Move offset handling from PLUS to before the switch. Use new
26928 arguments when considering SYMBOL_REFs too.
26929 (rtx_addr_can_trap_p): Pass dummy offset and size.
26930 (enum may_trap_p_flags): Remove.
26931 (may_trap_p_1): Pass size from MEM_SIZE.
26933 PR rtl-optimization/38921
26934 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26935 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26936 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26937 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26939 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26941 AVX Programming Reference (January, 2009)
26942 * config/i386/sse.md (*vpclmulqdq): New.
26944 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26946 PR tree-optimization/38977
26947 PR gcov-profile/38292
26948 * calls.c (special_function_p): Disregard __builtin_ prefix.
26950 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26952 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26953 non-indexable addresses even before reload.
26955 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26958 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26959 as having variable size. Do not give an error for unnamed
26960 parameters with [*] declarators. Give a warning for type names
26961 with [*] declarators and mark them as variable size.
26962 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26963 for sizeof applied to [*] type names.
26965 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26968 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26970 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26972 * gcc.c (process_command): Update copyright notice dates.
26973 * gcov.c (print_version): Likewise.
26974 * gcov-dump.c (print_version): Likewise.
26975 * mips-tfile.c (main): Likewise.
26976 * mips-tdump.c (main): Likewise.
26978 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26981 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26982 for composite type involving a zero-length array type.
26984 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26987 * function.c (match_asm_constraints_1): Skip over
26988 initial optional % in the constraint.
26990 PR inline-asm/39059
26991 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26992 supported, don't accept FIXED_CSTs.
26993 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26994 and _Sat is used without _Fract/_Accum. Set specs->type to
26995 integer_type_node for cts_fract/cts_accum if fixed point is not
26998 2009-02-02 Catherine Moore <clm@codesourcery.com>
27000 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27002 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27004 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27005 (ABI_HAS_64BIT_SYMBOLS): Use it.
27006 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27008 2009-02-02 Paul Brook <paul@codesourcery.com>
27010 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27012 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27014 PR inline-asm/39058
27015 * recog.h (asm_operand_ok): Add constraints argument.
27016 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27017 recurse on matching constraint.
27018 (check_asm_operands): Pass constraints as 3rd argument to
27019 asm_operand_ok. Don't look up matching constraint here.
27020 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27023 2009-02-02 Ben Elliston <bje@au.ibm.com>
27025 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27026 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27028 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27030 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27031 information. Remove some obsolete information. Reorganize.
27033 * config/pa/fptr.c: Revert license to GPL 2.
27034 * config/pa/milli64.S: Likewise.
27036 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27039 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27040 LIBRARY name in, instead of hard-coding it.
27041 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27042 extra target make frag to tmake_files according to EH model.
27043 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27044 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27045 frags that define makefile variable EH_MODEL appropriately.
27046 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27047 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27048 to "-sjlj" according to type of EH configured.
27049 (LIBGCC_SONAME): Concatenate it to shared library base name.
27050 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27051 to "_sjlj" according to type of EH configured.
27052 (LIBGCC_SONAME): Concatenate it to shared library base name.
27053 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27054 (SHLIB_LINK): Add missing semicolon to if-else construct.
27055 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27056 string value of "pe_dll" command-line option.
27057 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27058 (SHLIB_SONAME): Use it when overriding t-cygming default.
27059 (SHLIB_IMPLIB): Override t-cygming default.
27060 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27061 string value of "pe_dll" command-line option.
27063 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27066 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27067 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27069 2009-01-31 Richard Guenther <rguenther@suse.de>
27071 PR tree-optimization/38937
27072 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27073 computing the transitive closure.
27075 2009-01-30 Richard Guenther <rguenther@suse.de>
27077 PR tree-optimization/39041
27078 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27079 Propagate variable indices only if the types match for this stmt.
27081 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27084 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27085 inline but never defined.
27087 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27089 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27090 (*insv_h_di_reg_extimm): New insn.
27091 (*insv_l<mode>_reg_extimm): New insn.
27093 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27095 * config/picochip/picochip.c (flag_conserve_stack): set
27096 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27097 fconserve-stack. Reduce call-overhead used by inliner.
27099 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27102 * common.opt (flag_conserve_stack): Initialised to zero.
27104 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27107 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27108 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27111 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27113 * ira-color.c (allocno_reload_assign): Update comments.
27114 * regmove.c (regmove_optimize): Likewise.
27118 2009-01-29 Robert Millan <rmh@aybabtu.com>
27120 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27121 * config/i386/kopensolaris-gnu.h: New file. Undefine
27122 `MD_UNWIND_SUPPORT'.
27123 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27125 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27127 PR tree-optimization/39007
27128 * tree-loop-distribution.c (generate_builtin): Use
27129 recompute_dominator to compute the immediate dominator of the
27130 basic block just after the loop.
27132 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27134 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27135 (ASM_OUTPUT_DWARF_PCREL): Define.
27137 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27139 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27140 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27141 global. Modify entries about regmove and IRA.
27143 * ra-conflict.c: Remove the file.
27145 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27147 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27148 (pass_regclass_init): Rename to pass_reginfo_init.
27150 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27152 * toplev.h (flag_ira): Remove.
27154 * caller-save.c (setup_save_areas): Remove flag_ira.
27156 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27158 * global.c: Remove the file.
27160 * opts.c (decode_options): Remove flag_ira.
27162 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27164 * regmove.c: Modify file description.
27165 (find_use_as_address, try_auto_increment): Define them only if
27166 AUTO_INC_DEC is defined.
27167 (replacement_quality, replace_in_call_usage, fixup_match_1,
27168 stable_and_no_regs_but_for_p): Remove.
27169 (reg_set_in_bb): Make it static.
27170 (regmove_optimize): Remove flag_ira and code which worked for
27173 * local-alloc.c: Remove the file.
27175 * common.opt (fira): Remove.
27177 * ira.c: Include except.h.
27178 (eliminable_regset): Move from global.c.
27179 (mark_elimination): Ditto. Remove flag_ira.
27180 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27181 equiv_mem_modified, validate_equiv_mem_from_store,
27182 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27183 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27184 no_equiv, recorded_label_ref): Move from local-alloc.c.
27185 (update_equiv_regs): Ditto. Make it static.
27186 (print_insn_chain, print_insn_chains): Move it from global.c.
27187 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27188 (build_insn_chain): Ditto. Make it static.
27189 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27190 Rename to init_live_subregs.
27191 (gate_ira): Remove flag_ira.
27193 * regclass.c: Rename reginfo.c. Change file description.
27194 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27195 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27196 (init_reg_sets_1): Remove code for evaluation of
27197 reg_class_superclasses and losing_caller_save_reg_set.
27198 (init_regs): Remove init_reg_autoinc.
27199 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27200 ok_for_base_p_nonstrict): Remove.
27201 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27202 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27203 corresponding entries.
27204 (dump_regclass, record_operand_costs, scan_one_insn,
27205 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27206 record_address_regs, auto_inc_dec_reg_p): Remove.
27207 (gt-regclass.h): Rename to gt-reginfo.h.
27209 * rtl.h (dump_global_regs, retry_global_alloc,
27210 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27212 * Makefile.in (RA_H): Remove.
27213 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27214 Rename regclass.o to reginfo.o.
27215 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27217 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27218 (GTFILES): Rename regclass.c to reginfo.c.
27220 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27221 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27223 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27224 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27226 (finish_spills): Ditto. Remove code for !flag_ira.
27228 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27230 PR middle-end/35854
27231 * doc/invoke.texi (rtl debug options): Complete rewrite.
27232 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27234 * mode-switching.c (pass_mode_switching): Rename pass from
27235 "mode-sw" to "mode_sw".
27236 * except.c (pass_convert_to_eh_ranges): Rename pass from
27237 "eh-ranges" to "eh_ranges".
27238 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27242 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27243 Alexander Monakov <amonakov@ispras.ru>
27245 PR middle-end/38857
27246 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27248 (move_exprs_to_boundary): Change return type and pass through
27249 should_move from move_op. Relax assert. Update usage ...
27250 (schedule_expr_on_boundary): ... here. Use should_move instead of
27252 (move_op_orig_expr_found): Indicate that insn was disconnected from
27254 (code_motion_process_successors): Do not call after_merge_succs
27255 callback if original expression was not found when traversing any of
27257 (code_motion_path_driver): Change return type. Update prototype.
27258 (move_op): Update comment. Add a new parameter (should_move). Update
27259 prototype. Set *should_move based on indication provided by
27260 move_op_orig_expr_found.
27262 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27264 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27265 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27266 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27267 * config/rs6000/rs6000.c (rs6000_override_options): Default
27268 avoid-indexed-addresses on for Power6, off for everything else.
27269 (avoiding_indexed_address_p): New function.
27270 (rs6000_legitimize_address): Use it.
27271 (rs6000_legitimate_address): Likewise.
27272 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27274 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27276 PR tree-optimization/38997
27277 * tree-loop-distribution.c (generate_memset_zero): Use
27278 POINTER_PLUS_EXPR for a pointer addition.
27280 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27282 * config/s390/s390.md (bswap<mode>2): New pattern added.
27284 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27286 * config/s390/s390.md (*tls_load_31): Added type attribute.
27288 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27290 * config/s390/s390.md: Fix a few comments.
27292 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27294 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27295 (*tm<mode>_full): Fixed z10prop attribute.
27296 (*tst<mode>_extimm): Fixed z10prop attribute.
27297 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27298 (*tstqiCCT_cconly): Fixed z10prop attribute.
27299 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27300 (*movsi_larl): Fixed z10prop attribute.
27301 (*movsi_zarch): Fixed z10prop attribute.
27302 (*movsi_eas): Fixed z10prop attribute.
27303 (*movhi): Fixed z10prop attribute.
27304 (*movqi): Fixed z10prop attribute.
27305 (*movstrictqi): Fixed z10prop attribute.
27306 (*mov<mode>): Fixed z10prop attribute.
27307 (*movcc): Fixed z10prop attribute.
27308 (*sethighpartdi_64): Fixed z10prop attribute.
27309 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27310 (*negdi2_sign_cc): Fixed z10prop attribute.
27311 (*negdi2_sign): Fixed z10prop attribute.
27312 (*absdi2_sign_cc): Fixed z10prop attribute.
27313 (*absdi2_sign): Fixed z10prop attribute.
27314 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27315 (*negabsdi2_sign): Fixed z10prop attribute.
27316 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27317 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27318 (doloop_si64): Fixed z10prop attribute.
27319 (doloop_si31): Fixed z10prop attribute.
27320 (doloop_long): Fixed z10prop attribute.
27321 (indirect_jump): Fixed z10prop attribute.
27322 (nop): Fixed z10prop attribute.
27323 (main_base_64): Fixed z10prop attribute.
27324 (reload_base_64): Fixed z10prop attribute.
27326 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27328 PR rtl-optimization/38740
27329 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27331 * config/mips/mips.c (mips_reorg): Likewise.
27333 2009-01-28 Richard Guenther <rguenther@suse.de>
27335 PR tree-optimization/38926
27336 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27337 with the correct value id to a value.
27338 (do_regular_insertion): Use the value number of edoubleprime
27339 for the value number of the expr.
27342 2008-08-21 Richard Guenther <rguenther@suse.de>
27344 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27345 a PHI ask VN if it is already available.
27346 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27347 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27349 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27351 PR middle-end/38934
27352 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27353 set to varying whenever max has TREE_OVERFLOW set, similarly
27354 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27356 2009-01-28 Richard Guenther <rguenther@suse.de>
27358 PR middle-end/38908
27359 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27360 uninitialized aggregate uses in call arguments.
27362 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27364 PR tree-optimization/38984
27365 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27366 the nothing_id variable if -fno-delete-null-pointer-checks.
27368 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27371 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27372 (set_got_offset_rex64): Ditto.
27374 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27377 * doc/extend.texi: Improve local variable with asm reg.
27379 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27381 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27382 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27383 was not supplied then set warn_packed_bitfield_compat to the
27384 default value of 1.
27385 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27388 2009-01-27 Richard Guenther <rguenther@suse.de>
27390 PR tree-optimization/38503
27391 * cfgexpand.c (expand_gimple_basic_block): Ignore
27392 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27393 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27394 variables that cannot have TBAA applied.
27395 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27398 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27400 PR middle-end/38969
27401 * calls.c (initialize_argument_information): Do not wrap complex
27402 arguments in SAVE_EXPR.
27404 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27406 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27407 (INSTALL_LIBGCC): Revert typo commit.
27409 2009-01-26 Richard Guenther <rguenther@suse.de>
27411 PR tree-optimization/38745
27412 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27413 from special handling.
27415 2009-01-26 Richard Guenther <rguenther@suse.de>
27417 PR tree-optimization/38745
27418 * tree-ssa.c (execute_update_addresses_taken): Do not include
27419 variables that cannot possibly be a register in not_reg_needs.
27420 Do not clear TREE_ADDRESSABLE on vars that may not become
27422 * tree-ssa.c (update_alias_info_1): Include those in the set
27423 of addressable vars.
27425 2009-01-26 Richard Guenther <rguenther@suse.de>
27427 PR middle-end/38851
27428 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27429 * tree-ssa-dse.c: Include langhooks.h
27430 (execute_simple_dse): Remove stores with zero size.
27432 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27435 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27438 2009-01-24 Julian Brown <julian@codesourcery.com>
27440 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27441 config/arm/linux-atomic.c.
27442 * config/arm/linux-atomic.c: New.
27444 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27446 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27447 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27448 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27450 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27453 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27456 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27458 PR tree-optimization/38953
27459 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27460 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27461 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27462 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27465 2009-01-24 Paul Brook <paul@codesourcery.com>
27467 * config/arm/neon.md (neon_type): Move to arm.md.
27468 (neon_mov<VSTRUCT>): Add neon_type attribute.
27469 * config/arm/arm.md (neon_type): Move to here.
27470 (conds): Add "unconditioal" and use as default for NEON insns.
27472 2009-01-24 Ben Elliston <bje@au.ibm.com>
27474 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27475 void *' warning from -Wc++-compat.
27476 * Makefile.in (dominance.o-warn): Remove.
27478 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27480 PR tree-optimization/38932
27481 * fold-const.c (fold_unary_ignore_overflow): New.
27482 * tree.h (fold_unary_ignore_overflow): Declare.
27483 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27484 * tree-ssa-sccvn.c (visit_reference_op_load,
27485 simplify_unary_expression): Likewise.
27487 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27489 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27490 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27491 regardless of their type.
27492 * c-common.c (handle_packed_attribute): Don't ignore packed on
27494 * c.opt (Wpacked-bitfield-compat): New warning option.
27495 * stor-layout.c (place_field): Warn if offset of a field changed.
27496 * doc/extend.texi (packed): Mention the ABI change.
27497 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27498 (Warning Options): Add it to the list.
27500 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27502 * c-opts.c (c_common_post_options): Fix a typo in comments.
27504 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27506 PR middle-end/38615
27507 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27508 variables to static.
27509 * doc/invoke.texi (-fmerge-all-constants): Update description.
27511 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27514 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27515 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27517 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27519 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27521 (LOCAL_ALIGNMENT): Similarly.
27523 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27524 Joseph Myers <joseph@codesourcery.com>
27526 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27527 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27528 * config/arm/arm-tune.md: Regenerate.
27529 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27532 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27534 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27535 version number to five.
27537 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27540 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27541 * c-common.c (set_underlying_type): Likewise.
27542 (is_typedef_decl ): Likewise
27544 (set_underlying_type): Likewise.
27545 (is_typedef_type): Likewise.
27547 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27549 PR middle-end/38587
27550 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27553 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27556 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27557 (LIBGCC_SPEC): Don't define.
27558 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27560 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27562 PR rtl-optimization/38879
27563 * alias.c (base_alias_check): Unaligned access via AND address can
27564 alias all surrounding object types except those with sizes equal
27565 or wider than the size of unaligned access.
27567 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27570 * c-decl.c (clone_underlying_type): Move this ...
27571 * c-common.c (set_underlying_type): ... here.
27572 Also, make sure the function properly sets TYPE_STUB_DECL() on
27573 the newly created typedef variant type.
27574 (is_typedef_decl ): New entry point.
27575 * tree.h: Added a new member member_types_needing_access_check to
27576 struct tree_decl_non_common.
27577 (set_underlying_type): New entry point.
27578 (is_typedef_type): Likewise.
27580 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27582 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27583 Check whether two instructions have memory references that
27584 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27585 are helper functions for traversing.
27586 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27587 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27588 not to draw dependency edge for instructions with non-conflicting
27591 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27594 * longlong.h: Update copyright years. Use soft-fp license notice.
27595 Sync __clz_tab declaration with glibc.
27597 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27600 * doc/extend.texi (syscall_linkage): New.
27601 (version_id): Modify.
27603 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27604 Richard Guenther <rguenther@suse.de>
27606 PR tree-optimization/38747
27607 PR tree-optimization/38748
27608 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27609 conversion if the base address is an indirect reference and the
27610 aliasing sets could cause issues.
27612 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27614 * common.opt (fgraphite, fgraphite-identity): Add comment for
27615 explaining why these options are not documented.
27617 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27619 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27620 gimple_call_lhs is NULL.
27622 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27625 * emit-rtl.c (adjust_address_1): Make sure memref is never
27628 2009-01-20 Ben Elliston <bje@au.ibm.com>
27630 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27631 const qualifier from arg parameter. Remove unnecessary cast to char *.
27632 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27633 const qualifier from arg 2.
27635 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27637 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27639 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27642 * rtl.h (reinit_regs): New prototype.
27643 * regclass.c: Include ira.h.
27644 (reinit_regs): New.
27645 * Makefile.in (regclass.o): Add ira.h.
27646 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27648 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27651 * c-common.c (handle_aligned_attribute): Use
27652 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27653 default alignment value.
27655 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27657 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27658 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27660 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27661 __BIGGEST_ALIGNMENT__.
27663 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27665 2009-01-18 Richard Guenther <rguenther@suse.de>
27667 PR tree-optimization/38819
27668 * tree-flow.h (operation_could_trap_helper_p): Declare.
27669 * tree-eh.c (operation_could_trap_helper_p): Export.
27670 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27671 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27672 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27673 are about to insert a possibly trapping instruction and fail
27676 2009-01-18 Andreas Schwab <schwab@suse.de>
27678 * doc/install.texi (Configuration): Remove obsolete paragraph
27679 about use of --with-gnu-ld with --with-gnu-as.
27681 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27683 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27684 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27685 Follow spelling conventions.
27687 2009-01-18 Ben Elliston <bje@au.ibm.com>
27689 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27690 C++ warning about implicit conversion from void * to struct
27692 (bitmap_obstack_free): Likewise for bitmap_element *.
27693 * Makefile.in (bitmap.o-warn): Remove.
27695 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27697 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27699 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27700 Tobias Grosser <tobi.grosser@amd.com>
27702 * graphite.c (graphite_trans_scop_block): Do not block single
27705 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27707 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27708 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27709 test with assertion.
27711 2009-01-16 Richard Guenther <rguenther@suse.de>
27713 PR tree-optimization/38835
27714 PR middle-end/36227
27715 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27716 and INT + PTR -> (INT)(PTR p+ INT) folding.
27717 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27719 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27722 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27723 the subreg from a lowpart subreg if it is also casting the value.
27725 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27726 Tobias Grosser <tobi.grosser@amd.com>
27728 * graphite.c (compare_prefix_loops): New.
27729 (build_scop_canonical_schedules): Rewritten.
27730 (graphite_transform_loops): Move build_scop_canonical_schedules
27731 after build_scop_iteration_domain.
27733 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27734 Tobias Grosser <tobi.grosser@amd.com>
27736 * graphite.c (add_conditions_to_domain): Add the loops to
27737 the dimension of the iteration domain. Do copy the domain
27738 only when it exists.
27739 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27740 (add_conditions_to_constraints): New.
27741 (can_generate_code_stmt, can_generate_code): Removed.
27742 (gloog): Do not call can_generate_code.
27743 (graphite_transform_loops): Call add_conditions_to_constraints
27744 after building the iteration domain.
27746 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27748 PR tree-optimization/38789
27749 * tree-ssa-threadedge.c
27750 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27751 __builtin_constant_p.
27753 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27755 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27756 examined before deleting them.
27758 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27760 * function.c (aggregate_value_p): Correctly extract the function
27761 type from CALL_EXPR_FN lookup.
27763 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27765 * config/picochip/picochip.c (picochip_override_options): Revert
27766 CFI asm flag disable commited previously.
27768 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27769 Tobias Grosser <tobi.grosser@amd.com>
27770 Jan Sjodin <jan.sjodin@amd.com>
27772 * graphite.c (scan_tree_for_params): On substractions negate
27773 all the coefficients of the term.
27774 (clast_to_gcc_expression_red): New. Handle reduction expressions
27775 of more than two operands.
27776 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27777 (get_vdef_before_scop): Handle also the case of default definitions.
27779 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27781 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27782 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27783 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27785 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27786 Joey Ye <joey.ye@intel.com>
27788 PR middle-end/37843
27789 * cfgexpand.c (expand_stack_alignment): Don't update stack
27790 boundary nor check incoming stack boundary here.
27791 (gimple_expand_cfg): Update stack boundary and check incoming
27792 stack boundary here.
27794 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27796 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27798 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27800 PR rtl-optimization/38245
27801 * calls.c (expand_call): Add stack arguments to
27802 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27803 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27804 in regs and partially in memory or BLKmode arguments.
27805 (emit_library_call_value_1): Add stack arguments to
27806 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27807 ACCUMULATE_OUTGOING_ARGS).
27808 * dce.c: Include tm_p.h.
27809 (find_call_stack_args): New function.
27810 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27812 (mark_insn): Call find_call_stack_args for CALL_Ps.
27813 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27814 forwards. Allocate and free arg_stores bitmap if needed, pass it
27815 down to deletable_insn_p, don't mark stores set in arg_stores
27816 bitmap, clear the bitmap at the beginning of each bb.
27817 * Makefile.in (dce.o): Depend on $(TM_P_H).
27819 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27822 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27823 to make sure the insn is a conditional test (bug 22599). Reformat a
27826 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27828 PR middle-end/38431
27829 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27830 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27831 (gloog): Do not call cleanup_tree_cfg.
27832 (graphite_transform_loops): Call cleanup_tree_cfg after all
27833 scops have been code generated.
27835 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27836 * doc/gty.texi (Invoking the garbage collector): Added new node
27837 and section documenting ggc_collect.
27839 2009-01-14 Richard Guenther <rguenther@suse.de>
27841 PR tree-optimization/38826
27842 PR middle-end/38477
27843 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27844 initialization notes only if we actually emitted a warning.
27845 (intra_create_variable_infos): Add constraints for a result decl
27846 that is passed by hidden reference.
27847 (build_pred_graph): Mark all related variables non-direct on
27850 2009-01-14 Nick Clifton <nickc@redhat.com>
27852 * ira-conflicts.c: Include addresses.h for the definition of
27854 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27855 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27857 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27860 * Makefile.in (ira-lives.o): Add except.h.
27862 * ira-lives.c: Include except.h.
27863 (process_bb_node_lives): Process can_throw_internal.
27865 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27867 PR rtl-optimization/38774
27868 * combine.c (simplify_set): When undoing cc_use change, don't do
27869 PUT_CODE on the newly created comparison, but instead put back the
27872 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27874 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27875 values. Remove duplicate arm8 entry.
27877 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27879 PR tree-optimization/38786
27880 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27881 the SSA_NAME case of expand_scalar_variables_expr.
27882 Set the type of an expression to the type of its assign statement.
27883 (expand_scalar_variables_expr): Also gather the scalar computation
27884 used to index the memory access. Do not pass loop_p.
27885 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27886 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27887 the gimple_stmt_iterator where it inserts new code.
27888 Do not pass loop_p.
27889 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27890 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27892 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27894 * graphite.h (debug_value): Removed.
27895 * graphite.c (debug_value): Removed.
27897 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27899 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27900 ldrd/strd with two 32-bit instructions.
27902 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27904 * config/arm/arm.c (struct processors): Pass for speed down into
27905 cost helper functions.
27906 (const_ok_for_op): Handle COMPARE and inequality nodes.
27907 (arm_rtx_costs_1): Rewrite.
27908 (arm_size_rtx_costs): Update prototype.
27909 (arm_rtx_costs): Pass speed down to helper functions.
27910 (arm_slowmul_rtx_costs): Rework cost calculations.
27911 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27912 (arm_9e_rtx_costs): Likewise.
27914 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27916 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27917 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27918 (alpha_legitimize_address): Do not split local symbols wider than
27919 UNITS_PER_WORD into HIGH/LO_SUM parts.
27921 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27924 * gcc.c (process_command): Replace call to execvp with calls
27925 to pex_one and exit.
27927 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27930 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27931 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27932 variant for devices with 3-byte PC.
27933 (__tablejump_elpm__): New.
27935 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27938 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27939 offsetof member-designator, handle it as `[0].'.
27941 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27943 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27944 function when not using named sections on targets with named sections
27945 if branch distance is less than 262132.
27947 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27949 * combine.c (combine_instructions): Recompute
27950 optimize_this_for_speed_p for each BB in the main combine loop.
27952 2009-01-12 Tomas Bily <tbily@suse.cz>
27955 * tree-loop-distribution.c (prop_phis): New function.
27956 (generate_builtin): Call prop_phis.
27958 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27960 PR tree-optimization/38807
27961 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27962 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27964 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27966 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27967 subreg of op0 to the original op0.
27969 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27971 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27973 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27976 * mips-tfile.c (parse_def): Fix parsing of def strings
27977 starting with digits.
27979 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27982 * config/arm/arm.c (arm_is_long_call_p): Don't call
27983 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27985 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27987 * regrename.c (regrename_optimize): Fix dumping.
27988 (find_oldest_value_reg): Preserve REG_POINTER.
27989 (copy_hardreg_forward_1): Likewise.
27991 2009-01-09 Diego Novillo <dnovillo@google.com>
27993 * gimple.h (struct gimple_statement_base) <uid>: Document
27994 the restrictions on its use.
27995 (gimple_uid): Tidy.
27996 (gimple_set_uid): Tidy.
27998 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28000 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28001 zero guard even if align_bytes != 0 and count is smaller than
28004 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28006 PR rtl-optimization/38495
28007 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28008 (add_range_and_copies_from_move_list): Print all added ranges.
28009 Add ranges to memory optimized destination.
28011 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28015 * config/i386/i386.c (override_options): Reject
28016 -mstringop-strategy=rep_8byte with -m32.
28017 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28018 to 1. Do count comparison against epilogue_size_needed at compile
28019 time even when count_exp was constant forced into register. For
28020 size_needed don't jump to epilogue, instead just avoid aligning
28021 and invoke the body algorithm. If need_zero_guard, add zero guard
28022 even if count is non-zero, but smaller than size_needed + number of
28023 bytes that could be stored for alignment.
28024 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28025 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28026 but smaller than size_needed + number of bytes that could be stored
28027 for alignment. Compare size_needed with epilogue_size_needed instead
28028 of desired_align - align, don't adjust size_needed, pass
28029 epilogue_size_needed to the epilogue expanders.
28032 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28034 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28036 * pa.c (last_address): Change to unsigned.
28037 (update_total_code_bytes): Change argument to unsigned. Don't
28038 check if insn addresses are set.
28039 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28040 addresses are not set.
28041 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28043 2009-01-09 Nick Clifton <nickc@redhat.com>
28045 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28046 DECL_DECLARED_INLINE_P.
28048 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28050 PR middle-end/38347
28051 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28052 GET_MODE (op0) in operand_subword_force calls.
28054 PR middle-end/38771
28055 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28056 fold_convert arg0 operands to TREE_TYPE (op0) first.
28058 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28060 * params.def (ira-max-conflict-table-size): Decrease default value
28063 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28065 PR tree-optimization/37031
28066 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28068 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28069 allocate it using gc instead of heap, use VEC_quick_push instead of
28071 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28072 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28073 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28074 allocated vector from heap allocated.
28075 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28076 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28077 vector only after perfect_loop_nest_depth call.
28079 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28080 Jan Sjodin <jan.sjodin@amd.com>
28082 PR tree-optimization/38559
28083 * graphite.c (debug_value, copy_constraint,
28084 swap_constraint_variables, scale_constraint_variable, ): New.
28085 (get_lower_bound, get_upper_bound): Removed.
28086 (graphite_trans_bb_strip_mine): Clean up this code that works
28087 only for constant number of iterations. Fully copy upper and
28088 lower bound constraints, not only the constant part of them.
28089 * graphite.h (debug_value): Declared.
28091 2009-01-08 Ira Rosen <irar@il.ibm.com>
28093 PR tree-optimization/37194
28094 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28095 Don't add the cost of cost model guard in prologue to scalar
28096 outside cost in case of known number of iterations.
28098 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28099 Alan Modra <amodra@bigpond.net.au>
28101 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28102 non-word-aligned REG+CONST addressing.
28104 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28107 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28108 free_after_compilation when outputting a thunk.
28109 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28110 Do not call free_after_compilation here.
28112 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28114 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28115 (ix86_valid_target_attribute_inner_p): Ditto.
28117 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28119 PR tree-optimization/38492
28120 PR tree-optimization/38498
28121 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28122 * tree-chrec.h (scev_is_linear_expression): Declared.
28123 * graphite.c (graphite_cannot_represent_loop_niter): New.
28124 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28125 (graphite_loop_normal_form): Use gcc_assert.
28126 (scan_tree_for_params): Use CASE_CONVERT.
28127 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28128 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28129 Use gcc_assert. Discard scops that contain unhandled cases.
28130 (build_scop_conditions): Return a boolean status for unhandled cases.
28131 (strip_mine_profitable_p): Print the loop number, not its depth.
28132 (is_interchange_valid): Pass the depth of the loop nest, don't
28133 recompute it wrongly.
28134 (graphite_trans_bb_block): Same.
28135 (graphite_trans_bb_block): Print tentative of loop blocking.
28136 (graphite_trans_scop_block): Do not print that the loop has been
28138 (graphite_transform_loops): Do not handle scops that contain condition
28141 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28143 AVX Programming Reference (December, 2008)
28144 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28145 (_mm256_stream_pd): Likewise.
28146 (_mm256_stream_ps): Likewise.
28148 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28149 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28150 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28151 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28152 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28153 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28154 (ix86_expand_special_args_builtin): Likewise.
28156 * config/i386/sse.md (AVXMODEDI): New.
28157 (avx_movnt<mode>): Likewise.
28158 (avx_movnt<mode>): Likewise.
28159 (<sse>_movnt<mode>): Remove AVX support.
28160 (sse2_movntv2di): Likewise.
28162 2009-01-07 Richard Guenther <rguenther@suse.de>
28164 PR middle-end/38751
28165 * fold-const.c (extract_muldiv): Remove obsolete comment.
28166 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28167 to PLUS_EXPR canonicalization for the canonicalization.
28169 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28171 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28172 hosted cross-compilers generating less efficient code.
28174 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28176 * function.h (rtl_data): Add a dbr_scheduled_p field.
28177 * reorg.c (dbr_schedule): Set it.
28178 (gate_handle_delay_slots): Check it.
28179 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28180 (mips_reorg): Check flag_delayed_branch instead of
28181 mips_base_delayed_branch.
28182 (mips_override_options): Don't set mips_base_delayed_branch
28183 or flag_delayed_branch.
28185 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28187 PR rtl-optimization/38426.
28188 * ira.c (ira): Set current_function_is_leaf earlier.
28190 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28192 PR rtl-optimization/38722
28193 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28194 too early, only set a flag and modify after last possible
28197 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28200 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28201 * real.c (decimal_single_format): Correct values of emin and emax.
28202 (decimal_double_format): Ditto.
28203 (decimal_quad_format): Ditto.
28204 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28205 computation of DECnn_MIN and DECnn_MAX for corrected values of
28206 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28207 __DECnn_MIN__, and adjust its computation for the corrected value
28210 2009-01-06 Jan Hubicka <jh@suse.cz>
28213 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28215 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28217 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28218 Add Robert Clark to the list of testers.
28220 2009-01-06 Jan Hubicka <jh@suse.cz>
28221 Kai Tietz <kai.tietz@onevision.com>
28223 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28224 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28226 2009-01-06 Jan Hubicka <jh@suse.cz>
28227 Kai Tietz <kai.tietz@onevision.com>
28229 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28231 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28232 (ix86_nsaved_regs): Count only general purpose regs.
28233 (ix86_nsaved_sseregs): New.
28234 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28235 to 16 for w64; compute padding and size of sse reg save area.
28236 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28237 general purpose regs.
28238 (ix86_emit_save_sse_regs_using_mov): New.
28239 (ix86_expand_prologue): Save SSE regs if needed.
28240 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28241 (ix86_emit_restore_sse_regs_using_mov): New.
28242 (ix86_expand_epilogue): Save SSE regs if needed.
28244 2009-01-06 Jan Hubicka <jh@suse.cz>
28245 Kai Tietz <kai.tietz@onevision.com>
28247 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28248 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28249 functions when accumulate outgoing args is off.
28251 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28254 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28255 before using pseudos_have_intersected_live_ranges_p.
28257 * ira-int.h (ira_assert): Always define.
28259 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28261 AVX Programming Reference (December, 2008)
28262 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28263 (_mm256_permute2_pd): Likewise.
28264 (_mm_permute2_ps): Likewise.
28265 (_mm256_permute2_ps): Likewise.
28266 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28267 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28269 * config/i386/i386.c (ix86_builtins): Remove
28270 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28271 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28272 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28273 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28274 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28275 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28276 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28277 __builtin_ia32_vpermil2ps256.
28278 (ix86_init_mmx_sse_builtins): Updated.
28279 (ix86_expand_args_builtin): Likewise.
28281 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28283 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28284 long absolute calls when generating PA 2.0 code.
28286 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28288 PR rtl-optimization/38583
28289 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28291 * params.def (ira-max-conflict-table-size): New.
28293 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28295 * ira.h (ira_conflicts_p): New external definition.
28297 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28298 table. Report this. Return result of building.
28299 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28300 building conflict table.
28302 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28303 (ira_color): Use ira_conflicts_p.
28305 * global.c: Include ira.h.
28306 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28309 * Makefile.in (global.o): Add ira.h.
28311 * ira-build.c (mark_all_loops_for_removal,
28312 propagate_some_info_from_allocno): New.
28313 (remove_unnecessary_allocnos): Call
28314 propagate_some_info_from_allocno.
28315 (remove_low_level_allocnos): New.
28316 (remove_unnecessary_regions): Add parameter. Call
28317 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28318 parameter to remove_unnecessary_regions.
28319 (ira_build): Remove all regions but root if the conflict table was
28320 not built. Update conflict hard regs for allocnos crossing calls.
28322 * ira.c (ira_conflicts_p): New global.
28323 (ira): Define and use ira_conflicts_p.
28325 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28326 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28327 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28329 2009-01-06 Ben Elliston <bje@au.ibm.com>
28331 * gengtype-lex.l (YY_NO_INPUT): Define.
28333 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28336 * c-common.c (handle_vector_size_attribute): Also reject
28337 BOOLEAN_TYPE types.
28339 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28341 PR tree-optimization/38492
28342 * graphite.c (rename_map_elt, debug_rename_elt,
28343 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28344 rename_map_elt_info, eq_rename_map_elts,
28345 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28346 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28347 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28348 (sese_build_livein_liveouts): New.
28349 (new_sese, free_sese): New.
28350 (new_scop): Call new_sese.
28351 (free_scop): Call free_sese.
28352 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28353 (register_old_new_names): Renamed register_old_and_new_names.
28354 (register_scop_liveout_renames, add_loop_exit_phis,
28355 insert_loop_close_phis, struct igp,
28356 default_liveout_before_guard, add_guard_exit_phis,
28357 insert_guard_phis, copy_renames): New.
28358 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28359 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28360 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28361 (scop_adjust_phis_for_liveouts): New.
28362 (gloog): Call scop_adjust_phis_for_liveouts.
28364 * graphite.h (struct sese): Documented. Added fields liveout,
28365 num_ver and livein.
28366 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28367 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28368 (struct scop): Added field liveout_renames.
28369 (SCOP_LIVEOUT_RENAMES): New.
28371 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28373 PR tree-optimization/38510
28374 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28375 (translate_clast): Call recompute_all_dominators before
28377 (gloog): Call recompute_all_dominators before graphite_verify.
28379 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28380 Jan Sjodin <jan.sjodin@amd.com>
28382 PR tree-optimization/38500
28383 * graphite.c (create_sese_edges): Call fix_loop_structure after
28386 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28388 * config.gcc: Add m32r*-*-rtems*.
28389 * config/m32r/rtems.h: New file.
28391 2009-01-05 Ben Elliston <bje@au.ibm.com>
28393 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28394 (.po.pox): Likewise.
28395 (po/gcc.pot): Likewise.
28397 2009-01-04 David S. Miller <davem@davemloft.net>
28399 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28400 (STARTING_FRAME_OFFSET): Always set to zero.
28402 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28404 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28405 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28406 fixed-point types, and vectors of the same.
28408 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28410 * config/mips/sync.md (*mb_barrier): Rename to...
28411 (*memory_barrier): ...this.
28413 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28415 * doc/extend.texi (Function Attributes): Move @cindex after @item
28416 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28417 and put in alphabetical order. Fix 'target' name and put in order.
28418 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28421 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28423 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28424 (memory_barrier): Expand as unspec instead of unspec_volatile.
28425 Remove mem:BLK from insn operands. Use Pmode scratch register.
28426 (*memory_barrier): Define as unspec instead of unspec_volatile.
28427 Use (match_dup 0) as input operand.
28429 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28430 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28431 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28432 scratch register. Remove operand 1.
28433 (*stbar): Define as unspec instead of unspec_volatile.
28434 Use (match_dup 0) as input operand, remove (const_int 8).
28435 (*membar): Define as unspec instead of unspec_volatile.
28436 Use (match_dup 0) as input operand, remove input operand 2.
28438 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28439 (memory_barrier): Expand as unspec instead of unspec_volatile.
28440 Remove mem:BLK from insn operands. Use Pmode scratch register.
28441 (*memory_barrier): Define as unspec instead of unspec_volatile.
28442 Use (match_dup 0) as input operand.
28444 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28445 Remove mem:BLK from insn operands. Use Pmode scratch register.
28446 Set volatile flag on operand 0.
28447 (*memory_barrier): New insn pattern.
28449 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28451 (*memory_barrier): Use (match_dup 0) as input operand.
28453 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28454 Remove mem:BLK from insn operands. Use Pmode scratch register.
28455 Set volatile flag on operand 0.
28456 (*mb_internal): New insn pattern.
28458 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28460 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28462 PR middle-end/38586
28463 * function.c (struct temp_slot): Move to the section of the file
28464 that deals with temp slots. Remove field 'address'.
28465 (temp_slot_address_table): New hash table of address -> temp slot.
28466 (struct temp_slot_address_entry): New struct, items for the table.
28467 (temp_slot_address_compute_hash, temp_slot_address_hash,
28468 temp_slot_address_eq, insert_temp_slot_address): Support functions
28470 (find_temp_slot_from_address): Rewrite to use the new hash table.
28471 (remove_unused_temp_slot_addresses): Remove addresses of temp
28472 slots that have been made available.
28473 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28474 worker function for remove_unused_temp_slot_addresses.
28475 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28476 Add the temp slot address to the address -> temp slot map.
28477 (update_temp_slot_address): Update via insert_temp_slot_address.
28478 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28479 (pop_temp_slots): Likewise.
28480 (init_temp_slots): Allocate the address -> temp slot map, or empty
28481 the map if it is already allocated.
28482 (prepare_function_start): Initialize temp slot processing.
28484 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28486 PR middle-end/38584
28487 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28488 Calculate the size of all stack vars assuming no packing of stack
28489 vars will happen, replacing a quadratic algorithm with a linear one.
28491 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28494 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28497 2009-01-03 Diego Novillo <dnovillo@google.com>
28499 * doc/contrib.texi: Update contributions.
28501 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28504 * builtins.c (fold_builtin_memory_op): Give up if either operand
28505 is volatile. Set srctype or desttype to non-qualified version
28509 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28510 and FUNCTION_DECLs.
28512 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28514 PR rtl-optimization/35805
28515 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28516 problem if fast dce is able to remove any instructions.
28517 * dce.c (dce_process_block): Fix dump message.
28519 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28522 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28524 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28526 PR middle-end/38690
28527 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28528 * tree-pretty-print.c (op_code_prio): New function.
28529 (op_prio): No longer static. Use op_code_prio.
28530 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28531 Use op_prio and op_code_prio to determine if () should be
28532 printed around operand(s) or not.
28534 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28535 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28536 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28537 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28538 pp_character instead of pp_string for single letter printing.
28540 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28542 * doc/extend.texi: Fix '#pragma GCC option' typo.
28544 2009-01-02 Richard Guenther <rguenther@suse.de>
28546 * doc/install.texi (--enable-checking): Mention different
28547 default for stage1.
28548 (--enable-stage1-checking): Document.
28550 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28552 PR middle-end/30142
28553 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28554 case to be an error.
28556 2009-01-02 Ben Elliston <bje@au.ibm.com>
28558 * config/fp-bit.h (pack_d): Constify argument.
28559 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28560 (isnan): Constify argument.
28562 (iszero): Likewise.
28563 (pack_d): Likewise.
28564 (_fpadd_parts): Constify return type.
28565 (_fpmul_parts): Likewise.
28566 (_fpdiv_parts): Likewise.
28568 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28571 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28572 warn about overwriting initializer with side-effects or
28573 -Woverride-init if !IMPLICIT.
28574 (output_init_element): Likewise. Pass IMPLICIT down to
28576 (process_init_element): Add IMPLICIT argument. Pass it down
28577 to output_init_element.
28578 (push_init_element, pop_init_level, set_designator): Adjust
28579 process_init_element callers.
28580 (set_nonincremental_init, set_nonincremental_init_from_string):
28581 Adjust add_pending_init callers.
28582 (output_pending_init_elements): Adjust output_init_element callers.
28583 * c-tree.h (process_init_element): Adjust prototype.
28584 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28585 process_init_element callers.
28588 Copyright (C) 2009 Free Software Foundation, Inc.
28590 Copying and distribution of this file, with or without modification,
28591 are permitted in any medium without royalty provided the copyright
28592 notice and this notice are preserved.