1 2009-10-10 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/41654
4 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
5 a cond expr before calling gimple_cond_set_condition_from_tree.
6 (ifcombine_iforif): Likewise.
8 2009-10-09 Ian Lance Taylor <iant@google.com>
10 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
13 2009-10-09 Neil Vachharajani <nvachhar@google.com>
15 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
18 2009-10-09 Richard Guenther <rguenther@suse.de>
21 * target-def.h (TARGET_BUILTIN_DECL): Define.
22 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
23 * target.h (struct gcc_target): Add builtin_decl target hook.
24 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
25 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
27 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
29 (lto_output_builtin_tree): Sorry if the target does not support
30 streaming target builtins.
31 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
32 (rs6000_builtin_decl): New function.
33 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
34 (ix86_builtin_decl): New function.
36 2009-10-09 Jakub Jelinek <jakub@redhat.com>
39 * c-ppoutput.c (do_line_change): New function.
40 (cb_line_change): Use it.
41 (scan_translation_unit): Call do_line_change if
42 avoid_paste or PREV_WHITE and token location is on a different line
46 * dwarf2out.c (dwarf2out_init): Test whether
47 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
50 PR rtl-optimization/41646
51 * calls.c (expand_call): For BLKmode types returned in registers
52 avoid likely spilled hard regs in copy_blkmode_from_reg generated
55 2009-10-09 Richard Guenther <rguenther@suse.de>
57 PR tree-optimization/41634
58 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
59 we remove the correct elements.
60 (optimize_stmt): Make sure to update stmt operands before
61 optimizing redundancies.
63 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
65 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
67 2009-10-09 Richard Guenther <rguenther@suse.de>
70 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
72 (lto_wrapper_exit): New function.
74 (fatal_perror): Likewise.
75 (fork_execute): Use global args_name, do not free it.
76 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
77 * lto-streamer.h: Remove duplicate prototypes.
79 2009-10-09 Richard Guenther <rguenther@suse.de>
81 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
82 before calling stmt_can_throw_external.
84 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
86 PR tree-optimization/40071
87 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
88 pointer if the original data reference doesn't conflict with the
89 created vector data reference. Fix long line.
91 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
93 * config/i386/i386.md (any_div): New code iterator.
94 (u): Handle div and udiv.
96 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
98 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
99 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
100 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
101 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
103 2009-10-08 Joseph Myers <joseph@codesourcery.com>
105 * gcc.c (main): Remove trailing "." from diagnostics.
107 2009-10-08 Cary Coutant <ccoutant@google.com>
109 Add support for debugging with ICF (Identical Code Folding).
110 * calls.c (debug.h): New #include.
111 (emit_call_1): Call virtual_call_token debug hook.
112 * common.opt (-fenable-icf-debug): New option.
113 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
114 locations in the source).
115 (poc_label_num): New variable.
116 (dcall_entry, vcall_entry): New typedefs.
117 (dcall_table, vcall_table): New variables.
118 (struct vcall_insn): New type.
119 (vcall_insn_table): New variable.
120 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
121 (size_of_dcall_table): New function.
122 (output_dcall_table): New function.
123 (size_of_vcall_table): New function.
124 (output_vcall_table): New function.
125 (dwarf2out_direct_call): New function.
126 (vcall_insn_table_hash): New function.
127 (vcall_insn_table_eq): New function.
128 (dwarf2out_virtual_call_token): New function.
129 (dwarf2out_virtual_call): New function.
130 (dwarf2out_init): Allocate new tables and sections.
131 (prune_unused_types): Mark DIEs referenced from direct call table.
132 (dwarf2out_finish): Output direct and virtual call tables.
133 * final.c (final_scan_insn): Call direct_call and virtual_call
135 * debug.h (struct gcc_debug_hooks): Add direct_call,
136 virtual_call_token, virtual_call hooks.
137 (debug_nothing_uid): New function.
138 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
139 (debug_nothing_uid): New function.
140 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
141 (xcoff_debug_hooks): Likewise.
142 * sdbout.c (sdb_debug_hooks): Likewise.
143 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
144 * doc/invoke.texi (-fenable-icf-debug): New option.
146 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
149 * regmove.c (regmove_backward_pass): Replace src with dst in the
150 debug insn, and check for dst before rather than after.
152 2009-10-08 Janis Johnson <janis187@us.ibm.com>
154 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
155 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
157 2009-10-08 Jan Hubicka <jh@suse.cz>
160 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
161 do not mark cgraph nodes as needed.
162 (record_references_in_initializer): Add new only_vars parameter.
163 * cgraph.h (record_references_in_initializer): New parameter.
164 * varasm.c (assemble_variable): Update call.
165 * varpool.c (varpool_analyze_pending_decls): Always look for
168 2009-10-08 Anatoly Sokolov <aesok@post.ru>
170 * config/avr/avr.c (last_insn_address) Remove variable.
171 (expand_prologue): Don't initialise last_insn_address variable.
172 (final_prescan_insn): Don't output insn size.
173 * config/avr/avr.opt (msize): Remove switch.
174 * doc/invoke.texi (AVR Options): Remove documentation of -msize
177 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
179 * combine.c (label_tick_ebb_start): Fix comment.
180 (combine_instructions): Set label_tick and label_tick_ebb_start before
181 calling setup_incoming_promotions. Start them from 1. Increment
182 label_tick instead of deriving it from the BB index. Rather than
183 comparing ticks use the block from the previous iteration to decide
184 whether to start a new EBB. Remove empty lines before function.
186 2009-10-08 Michael Matz <matz@suse.de>
189 * builtins.c (fold_builtin_isascii): Use fold_build2.
190 (fold_builtin_isdigit): Ditto.
191 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
192 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
193 remove_useless_stmts_cond, remove_useless_stmts_tf,
194 remove_useless_stmts_tc, remove_useless_stmts_bind,
195 remove_useless_stmts_goto, remove_useless_stmts_label,
196 remove_useless_stmts_1, remove_useless_stmts,
197 pass_remove_useless_stmts): Remove.
198 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
199 * passes.c (init_optimization_passes): Don't add
200 pass_remove_useless_stmts.
201 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
202 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
204 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
205 for static constants.
206 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
207 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
209 2009-10-08 Richard Guenther <rguenther@suse.de>
211 * gimple.c (free_gimple_type_tables): New function.
212 * gimple.h (free_gimple_type_tables): Declare.
214 2009-10-07 Mark Heffernan <meheff@google.com>
216 * ipa-prop.c (ipa_print_node_params) Only print
217 names of named arguments.
219 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
221 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
222 being statically linked.
224 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
226 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
228 2009-10-08 Jan Hubicka <jh@suse.cz>
231 * ipa.c (cgraph_externally_visible_p,
232 function_and_variable_visibility,
233 whole_program_function_and_variable_visibility): Skip non-finalized
236 2009-10-08 Nick Clifton <nickc@redhat.com>
238 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
241 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
244 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
246 2009-10-07 Joseph Myers <joseph@codesourcery.com>
249 * c-common.c (c_fully_fold_internal): Strip nops from the result
250 of recursive calls to c_fully_fold_internal.
251 (c_wrap_maybe_const): New.
252 (c_save_expr): Use c_wrap_maybe_const.
253 * c-common.h (c_wrap_maybe_const): Declare.
254 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
255 build_binary_op): Use c_wrap_maybe_const.
257 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
259 * real.c: Fix comment to reflect actual exponent size.
261 2009-10-08 Ben Elliston <bje@au.ibm.com>
263 * config/rs6000/a2.md: Add FSF comment header.
265 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
267 * config/i386/i386.md (any_extend): New code iterator.
268 (u, s): New code attributes.
270 (DWIH): Rewrite as code iterator for SI and DI modes.
271 (DWI): Rewrite as mode attribute.
272 (dwi): New mode attribute.
273 (di): Depend on SI mode and DI mode.
274 (doubleint_general_operand): Remove mode attribute.
276 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
279 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
280 (*sub<mode>3_doubleword): Ditto.
282 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
283 using SWIM248 mode iterator.
284 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
285 using SWI48 mode iterator.
286 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
287 patterns using DWIH mode iterator and any_extend code iterator.
288 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
289 using any_extend code iterator.
290 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
291 patterns using DWIH mode iterator and any_extend code iterator.
292 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
293 using any_extend code iterator.
294 (<s>mul<mode>3_highpart): Macroize expander from
295 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
296 and any_extend code iterator.
297 (*<s>muldi3_highpart_1): Macroize insn from
298 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
299 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
300 patterns using any_extend code iterator.
301 (*<s>mulsi3_highpart_zext): Macroize insn from
302 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
304 2009-10-07 Jakub Jelinek <jakub@redhat.com>
306 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
307 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
308 refering to a DIE with DW_AT_const_value.
310 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
313 * ira-lives.c (check_and_make_def_conflict): Process all operands.
315 2009-10-06 Jan Hubicka <jh@suse.cz>
317 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
320 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
322 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
323 *lea_2_rex64): Move before *add<mode>_1 pattern.
325 2009-10-07 Jan Hubicka <jh@suse.cz>
327 * collect2.c (main): Add -fno-whole-program.
328 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
330 2009-10-07 Jan Hubicka <jh@suse.cz>
332 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
333 has no address taken.
334 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
336 (cgraph_clone_node): Clear externally_visible flag for clones.
337 * cgraph.h (cgraph_only_called_directly_p,
338 cgraph_can_remove_if_no_direct_calls_p): New predicates.
339 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
340 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
341 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
342 ipcp_insert_stage): Likwise.
343 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
344 externally_visible flag.
345 (verify_cgraph_node): Verify that inline clones look right.
346 (process_function_and_variable_attributes): Do not set
347 externally_visible flags.
348 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
350 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
352 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
353 clear externally_visible when turning into inline clones
354 (cgraph_mark_inline_edge): Use new predicates.
355 (cgraph_estimate_growth): Likewise.
356 (cgraph_decide_inlining): Likewise.
357 * ipa.c (cgraph_postorder): Likewise.
358 (cgraph_remove_unreachable_nodes): Likewise; sanity check
359 that inline clones are not needed.
360 (cgraph_externally_visible_p): New predicate.
361 (function_and_variable_visibility): Add whole_program parameter;
362 always set externally_visible flag; handle COMDAT function
364 (local_function_and_variable_visibility): New function.
365 (gate_whole_program_function_and_variable_visibility): New function.
366 (whole_program_function_and_variable_visibility): New function.
367 (pass_ipa_whole_program_visibility): New function.
368 * passes.c (init_optimization_passes): Add whole program visibility
370 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
371 not care about needed/reachable flags.
372 * varpool.c: Include flags.h
373 (decide_is_variable_needed): When doing LTO assume whole-program mode.
374 (varpool_finalize_decl): When we are in LTO read-back, all variables
376 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
378 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
380 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
383 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
385 * config.gcc: Don't include the makefile fragments intended for
387 * config/s390/fixdfdi.h: File removed.
388 * config/s390/libgcc-glibc.ver: File removed.
389 * config/s390/s390.h: Remove the fixdfdi.h hack.
390 * config/s390/t-crtstuff: File moved to libgcc dir.
391 * config/s390/t-linux: Likewise.
392 * config/s390/t-tpf: libgcc specific parts removed.
393 * config/s390/t-linux64: Likewise.
395 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
397 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
398 (lto-compress.o): Likewise.
400 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
403 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
404 dllexport to class members here.
405 (i386_pe_determine_dllimport_p): Only check static class data for
407 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
408 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
409 functions for vague linkage.
410 (i386_pe_type_dllexport_p): Fix formatting.
411 (maybe_add_dllexport) New function.
412 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
415 2009-10-07 Ben Elliston <bje@au.ibm.com>
417 * config/rs6000/a2.md: Remove duplicated lines.
419 2009-10-07 Ben Elliston <bje@au.ibm.com>
421 * config.gcc (powerpc*-*-*): Handle a2.
422 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
423 * config/rs6000/a2.md: New file.
424 * config/rs6000/rs6000.opt (mno-update): New.
425 (mupdate): Return to using a mask, not a var.
426 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
427 (enum processor_type): Add PROCESSOR_PPCA2.
428 * config/rs6000/rs6000.c (ppca2_cost): New costs.
429 (rs6000_override_options): Add "a2" to processor_target_table.
430 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
431 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
433 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
435 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
436 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
437 reference to nonexistent gen_truncxfxf2 function.
439 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
441 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
442 (DWIH, g, di, doubleint_general_operand): New mode attributes.
443 (general_operand): Handle TI mode.
444 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
445 using SDWIM mode iterator.
446 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
447 pattern from *add{di,ti}3_1 patterns and corresponding splitters
448 using DWI mode iterator.
449 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
450 patterns using SWI mode iterator.
451 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
452 using SWI48 mode iterator.
453 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
454 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
455 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
456 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
457 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
458 using SDWIM mode iterator.
459 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
460 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
461 using DWI mode iterator.
462 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
463 patterns using SWI mode iterator.
464 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
465 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
466 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
467 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
468 patterns using plusminus code iterator.
469 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
470 sub<mode>3 patterns using plusminus code iterator.
471 * config/i386/i386.c (override_options): Update call to
472 gen_subdi_carry_rex64 for renamed function.
473 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
474 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
475 calls to instruction expanders.
477 2009-10-06 Martin Jambor <mjambor@suse.cz>
480 * opts.c (decode_options): Run IPA-SRA at -O2.
482 2009-10-06 Richard Guenther <rguenther@suse.de>
484 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
486 2009-10-06 Tobias Burnus <burnus@net-b.de>
489 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
490 -flto and -fwhole-program flags can be combined.
492 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
495 * gcc.c (process_command): Check that -o argument was specified.
497 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
499 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
501 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
503 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
504 * doc/invoke.texi (Warning Options): Annotate allowed languages
505 for -Wunsuffixed-float-constants.
507 2009-10-05 Jakub Jelinek <jakub@redhat.com>
509 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
510 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
511 same name and isn't the main variant.
514 * dwarf2out.c (loc_by_reference): Removed.
515 (dw_loc_list_1): New function.
516 (dw_loc_list): Remove toplev argument, add want_address argument.
517 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
518 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
519 want_address == 2 to dw_loc_list. For successful dw_loc_list
520 set have_address to 1 only if want_address is not 0.
522 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
524 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
525 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
526 a code block followed by two pointers.
527 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
528 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
529 (MIPS_MOVE): Likewise.
530 (MIPS_LUI): Likewise.
532 (MIPS_BAL): Likewise.
533 (MIPS_NOP): Likewise.
534 (mips_asm_trampoline_template): Delete.
535 (mips_trampoline_code_size): New function.
536 (mips_trampoline_init): Add shorter sequences for all cases
537 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
538 Calculate the opcodes directly, rather than copying from a template.
539 Only flush the code part of the trampoline.
540 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
542 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
544 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
545 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
546 (INCOMING_RETURN_ADDR_RTX): Likewise.
547 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
549 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
550 with RETURN_ADDR_REGNUM.
551 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
552 * config/mips/mips.c (mips16_build_call_stub): Replace
553 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
554 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
555 (mips_print_operand_punctuation): Likewise.
556 (mips_frame_set): Likewise.
557 (mips16e_output_save_restore): Likewise.
558 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
559 (mips_save_reg_p): Likewise.
560 (mips_return_addr): Likewise.
561 (mips_set_return_address): Likewise.
562 (mips_direct_save_slot_move_p): Likewise.
563 (mips_output_function_prologue): Likewise.
564 (mips_restore_reg): Likewise.
565 (mips_expand_epilogue): Likewise.
566 (mips_epilogue_uses): Likewise.
567 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
568 (*mov<mode>_ra): Use it instead of a hard-coded 31.
569 (clear_hazard_<mode>): Likewise.
570 (call_internal): Likewise.
571 (call_internal_direct): Likewise.
572 (call_direct_split): Likewise.
573 (call_value_internal): Likewise.
574 (call_value_split): Likewise.
575 (call_value_internal_direct): Likewise.
576 (call_value_direct_split): Likewise.
577 (call_value_multiple_internal): Likewise.
578 (call_value_multiple_split): Likewise.
580 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
581 Jakub Jelinek <jakub@redhat.com>
583 PR rtl-optimization/41511
584 * combine.c (record_value_for_reg): Pass explicit values as argument
585 to get_last_value_validate.
586 (get_last_value_validate): Document INSN parameter.
587 For non-readonly MEMs, assume they might have been modified if INSN
588 was in another basic block.
589 (get_last_value): Minor reformatting.
591 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
594 * final.c (asm_str_count): Split out from asm_insn_count.
595 * rtl.h (asm_str_count): New prototype.
596 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
599 2009-10-05 Sriraman Tallam <tmsriram@google.com>
601 * doc/plugins.texi: Change plugin_pass to register_pass_info.
603 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
604 Rafael Espindola <espindola@google.com>
606 * gengtype.c (write_types): Moved call to write_func_for_structure
609 2009-10-05 Richard Guenther <rguenther@suse.de>
612 * lto-cgraph.c (output_cgraph): Output toplevel asms.
613 (input_cgraph_1): Input toplevel asms.
615 2009-10-05 Richard Guenther <rguenther@suse.de>
618 * lto-symtab.c (lto_compatible_attributes_p): Remove.
619 (external_aggregate_decl_p): Likewise.
620 (lto_symtab_compatible): Re-structure. Remove dead code.
621 For variables ignore toplevel qualifiers when comparing types.
622 Issue warnings, not errors for mismatched user-alignment.
624 2009-10-05 Richard Guenther <rguenther@suse.de>
628 * lto-symtab.c (struct lto_symtab_base_def): Remove.
629 (struct lto_symtab_identifier_def): Likewise.
630 (struct lto_symtab_decl_def): Likewise.
631 (struct lto_symtab_entry_def): New.
632 (lto_symtab_identifier_t): Rename to ...
633 (lto_symtab_entry_t): ... this.
634 (lto_symtab_decls): Remove.
635 (lto_symtab_base_hash): Rename to ...
636 (lto_symtab_entry_hash): ... this.
637 (lto_symtab_base_eq): Rename to ...
638 (lto_symtab_entry_eq): ... this.
639 (lto_symtab_base_marked_p): Rename to ...
640 (lto_symtab_entry_marked_p): ... this.
641 (lto_symtab_identifier_marked_p): Remove.
642 (lto_symtab_decl_marked_p): Likewise.
643 (lto_symtab_maybe_init_hash_tables): Rename to ...
644 (lto_symtab_maybe_init_hash_table): ... this.
645 (lto_symtab_set_resolution_and_file_data): Remove.
646 (lto_symtab_register_decl): New function.
647 (lto_symtab_get_identifier): Remove.
648 (lto_symtab_get): New function.
649 (lto_symtab_get_resolution): Adjust.
650 (lto_symtab_get_identifier_decl): Remove.
651 (lto_symtab_set_identifier_decl): Likewise.
652 (lto_symtab_merge_decl): Rename to ...
653 (lto_symtab_merge): ... this. Rewrite.
654 (lto_symtab_merge_var): Remove.
655 (lto_symtab_merge_fn): Likewise.
656 (lto_symtab_prevailing_decl): Adjust.
657 (lto_cgraph_replace_node): New function.
658 (lto_symtab_merge_decls_2): Likewise.
659 (lto_symtab_merge_decls_1): Likewise.
660 (lto_symtab_fixup_var_decls): Likewise.
661 (lto_symtab_resolve_symbols): Likewise.
662 (lto_symtab_merge_decls): Likewise.
663 (lto_symtab_prevailing_decl): Adjust.
664 (lto_symtab_get_symtab_def): Remove.
665 (lto_symtab_get_file_data): Likewise.
666 (lto_symtab_clear_resolution): Adjust.
667 (lto_symtab_clear_resolution): Likewise.
668 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
669 (input_cgraph_1): Likewise.
670 * lto-streamer-in.c (get_resolution): Do not provide fake
671 symbol resolutions here.
672 (deferred_global_decls): Remove.
673 (lto_register_deferred_decls_in_symtab): Likewise.
674 (lto_register_var_decl_in_symtab): Change signature, register
675 variable via lto_symtab_register_decl.
676 (lto_register_function_decl_in_symtab): Likewise.
677 (lto_read_tree): Adjust.
678 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
679 (lto_symtab_merge_var): Likewise.
680 (lto_symtab_merge_fn): Likewise.
681 (lto_symtab_register_decl): Declare.
682 (lto_symtab_merge_decls): Likewise.
684 2009-10-05 Richard Guenther <rguenther@suse.de>
686 PR tree-optimization/23821
687 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
688 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
689 simple IV increments.
691 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
693 * config/arm/arm.c (arm_override_options): Really initialize
694 flag_dwarf2_cfi_asm to 0.
696 2009-10-05 Doug Kwan <dougkwan@google.com>
698 PR rtl-optimization/41574
699 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
700 floating point and we are not doing unsafe math optimizations.
702 2009-10-03 Simon Baldwin <simonb@google.com>
703 Cary Coutant <ccoutant@google.com>
704 Rafael Espindola <espindola@google.com>
705 Richard Guenther <rguenther@suse.de>
706 Jan Hubicka <jh@suse.cz>
707 Doug Kwan <dougkwan@google.com>
708 H.J. Lu <hongjiu.lu@intel.com>
709 Bill Maddox <maddox@google.com>
710 Ryan Mansfield <rmansfield@qnx.com>
711 Diego Novillo <dnovillo@google.com>
712 Ollie Wild <aaw@google.com>
713 Kenneth Zadeck <zadeck@naturalbridge.com>
715 * lto-cgraph.c: New file.
716 * lto-compress.c: New file.
717 * lto-compress.h: New file.
718 * lto-opts.c: New file.
719 * lto-section-in.c: New file.
720 * lto-section-out.c: New file.
721 * lto-streamer-in.c: New file.
722 * lto-streamer-out.c: New file.
723 * lto-streamer.c: New file.
724 * lto-streamer.h: New file.
725 * lto-symtab.c: New file.
726 * lto-wpa-fixup.c: New file.
727 * lto-wrapper.c: New file.
729 2009-10-03 Simon Baldwin <baldwin@google.com>
730 Ben Elliston <bje@au.ibm.com>
731 Rafael Espindola <espindola@google.com>
732 Nathan Froyd <froydnj@codesourcery.com>
733 Jan Hubicka <jh@suse.cz>
734 Doug Kwan <dougkwan@google.com>
735 Diego Novillo <dnovillo@google.com>
736 Kenneth Zadeck <zadeck@naturalbridge.com>
738 * Makefile.in (enable_lto): New.
739 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
740 (LINKER_PLUGIN_API_H): Define.
741 (LTO_SYMTAB_H): Define.
742 (LTO_STREAMER_H): Define.
743 (TREE_VECTORIZER_H): Define.
744 (INCLUDES): Add LIBELFINC.
745 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
746 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
747 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
748 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
749 (native): Add lto-wrapper$(exeext)
750 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
751 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
752 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
753 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
754 (varasm.o): Add dependency on tree-iterator.h.
755 (cgraph.o): Add dependency on cif-code.def.
756 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
757 (ipa-pure-const.o): Likewise.
758 (GTFILES): Add lto-symtab.c.
759 (install-lto-wrapper): New.
760 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
761 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
762 * config.in: Regenerate.
764 2009-10-03 Rafael Espindola <espindola@google.com>
765 Diego Novillo <dnovillo@google.com>
767 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
769 Call execute_ipa_summary_passes for all_regular_ipa_passes and
771 (cgraph_optimize): Make extern.
773 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
774 Kenneth Zadeck <zadeck@naturalbridge.com>
776 * toplev.c (in_lto_p): Declare.
777 * collect2.c (scan_prog_file): Read all the output when reading
779 (enum lto_mode_d): Declare.
781 2009-10-03 Richard Guenther <rguenther@suse.de>
782 Diego Novillo <dnovillo@google.com>
784 * gimple.c: Include target.h and alias.h.
785 (gimple_types): Declare.
786 (type_hash_cache): Declare.
787 (gimple_alloc_stat): Make extern.
788 (gimple_build_eh_must_not_throw): Call
789 gimple_eh_must_not_throw_set_fndecl.
790 (struct type_pair_d): Declare.
791 (type_pair_t): Declare.
792 (type_pair_hash): New.
794 (lookup_type_pair): New.
795 (gimple_force_type_merge): New.
796 (compare_type_names_p): New.
797 (compare_field_offset): New.
798 (gimple_types_compatible_p): New.
799 (struct sccs): Declare.
800 (next_dfs_num): Declare.
801 (iterative_hash_gimple_type): New.
803 (iterative_hash_type_name): New.
804 (iterative_hash_gimple_type): New.
805 (gimple_type_hash): New.
806 (gimple_type_eq): New.
807 (gimple_register_type): New.
808 (print_gimple_types_stats): New.
809 (gimple_signed_or_unsigned_type): New.
810 (gimple_unsigned_type): New.
811 (gimple_signed_type): New.
812 (gimple_get_alias_set): New.
813 (gimple_decl_printable_name): Do not use DMGL_TYPES.
814 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
815 (gimple_force_type_merge): Declare.
816 (gimple_types_compatible_p): Declare.
817 (gimple_register_type): Declare.
818 (print_gimple_types_stats): Declare.
819 (gimple_unsigned_type): Declare.
820 (gimple_signed_type): Declare.
821 (gimple_get_alias_set): Declare.
822 (gimple_eh_must_not_throw_set_fndecl): New.
824 2009-10-03 Jan Hubicka <jh@suse.cz>
825 Kenneth Zadeck <zadeck@naturalbridge.com>
827 * ipa-pure-const.c: Include lto-streamer.h.
828 (register_hooks): Factor out of ...
829 (generate_summary): ... here.
830 (pure_const_write_summary): New.
831 (pure_const_read_summary): New.
832 (pass_ipa_pure_const): Add pure_const_write_summary and
833 pure_const_read_summary.
834 * ipa-reference.c: Include lto-streamer.h.
835 (add_new_function): New.
836 (remove_node_data): New.
837 (duplicate_node_data): New.
838 (ipa_init): Guard against multiple calls.
839 Move hook setup from analyze_function.
840 (write_node_summary_p): New.
841 (ipa_reference_write_summary): New.
842 (ipa_reference_read_summary): New.
843 (pass_ipa_reference): Add ipa_reference_write_summary and
844 ipa_reference_read_summary.
845 * cgraph.h (cgraph_local_info): Add field lto_file_data.
846 (struct cgraph_edge): Add fields lto_stmt_uid and
847 call_stmt_cannot_inline_p.
848 (cgraph_optimize): Declare.
849 (cgraph_decide_is_function_needed): Declare.
850 (reset_inline_failed): Declare.
851 (enum LTO_cgraph_tags): Declare.
852 (LTO_cgraph_tag_names): Declare.
853 (LCC_NOT_FOUND): Define.
855 2009-10-03 Doug Kwan <dougkwan@google.com>
856 Rafael Espindola <espindola@google.com>
857 Jan Hubicka <jh@suse.cz>
858 Diego Novillo <dnovillo@google.com>
859 Kenneth Zadeck <zadeck@naturalbridge.com>
861 * passes.c (all_regular_ipa_passes): New.
862 (all_ipa_passes): Rename to all_small_ipa_passes.
863 (init_optimization_passes): Init all_regular_ipa_passes.
864 * tree-pass.h (all_regular_ipa_passes): New.
865 (all_ipa_passes): Rename to all_small_ipa_passes.
866 * passes.c (all_lto_gen_passes): New.
867 (init_optimization_passes): Initialize all_lto_gen_passes.
868 (execute_ipa_summary_passes): Make non-static.
869 (ipa_write_summaries_1): New.
870 (ipa_write_summaries_2): New.
871 (ipa_write_summaries): New.
872 (ipa_write_summaries_of_cgraph_node_set): New.
873 (ipa_read_summaries_1): New.
874 (ipa_read_summaries): New.
875 (execute_ipa_pass_list): Call cgraph_process_new_functions.
876 (execute_regular_ipa_pass_list): Remove.
877 (init_optimization_passes): Schedule
878 pass_rebuild_cgraph_edges and pass_early_inline outside
879 of pass_all_early_optimizations. Document reason.
880 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
881 pass_ipa_lto_finish_out): New pass.
882 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
883 (execute_all_ipa_transforms): New.
884 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
885 (dump_properties, debug_properties): New.
886 * tree-optimize.c (gate_all_early_local_passes): Return
887 false if we are in lto1.
888 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
889 * tree-pass.h (execute_all_ipa_transforms): Declare.
890 (pass_ipa_function_and_variable_visibility): Declare.
891 (pass_ipa_early_inline): Declare.
892 (pass_ipa_lto_gimple_out): Declare.
893 (pass_ipa_lto_wpa_fixup): Declare.
894 (pass_ipa_lto_finish_out): Declare.
895 (all_small_ipa_passes, all_regular_ipa_passes,
896 all_lto_gen_passes): Declare.
897 (execute_ipa_summary_passes): Declare.
898 (execute_all_ipa_transforms): Declare.
899 (ipa_write_summaries): Declare
900 (ipa_write_summaries_of_cgraph_node_set): Declare.
901 (ipa_read_summaries): Declare.
903 2009-10-03 Doug Kwan <dougkwan@google.com>
904 Ollie Wild <aaw@google.com>
906 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
908 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
909 (lto_mode): New variable.
910 (maybe_run_lto_and_relink): Handle the -fwpa option.
911 (main): Handle the -fwpa option.
912 (maybe_unlink_list): New function.
913 * gcc.c (link_lto_options): Replace -flto with -fwpa.
914 * common.opt (flto): New flag.
915 * toplev.c (flag_generate_lto): Declare.
917 2009-10-03 Simon Baldwin <simonb@google.com>
919 * common.opt (flto-compression-level): New flag.
921 * opts.c: Include lto-opts.h.
922 (handle_option): Call lto_register_user_option for each
923 valid option handled.
924 (decode_options): Clear registered options before the options
927 2009-10-03 Cary Coutant <ccoutant@google.com>
929 * collect2.c (is_elf): New function.
930 (scan_prog_file): Require LTO object to be in ELF format.
932 2009-10-03 Rafael Espindola <espindola@google.com>
934 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
935 libgcc to the linker.
937 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
939 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
940 (collect_execute): Add flags argument. Pass flags to pex_run. Update
942 * collect2.h (collect_execute): Add flags argument.
943 * tlink.c (tlink_execute): Update call to collect_execute.
944 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
945 (use_linker_plugin): New.
946 (use_linker_plugin_spec_function): New.
947 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
948 (linker_plugin_file_spec): New.
949 (lto_wrapper_spec): New.
951 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
952 (static_spec_functions): Add use-linker-plugin.
953 (process_command): Handle -use-linker-plugin.
954 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
955 linker_plugin_file_spec and lto_gcc_spec.
956 (use_linker_plugin_spec_function): New.
958 2009-10-03 Richard Guenther <rguenther@suse.de>
962 * tree.h (is_lang_specific): Include LANG_TYPE.
963 * tree.c (find_decls_types_r): Manually add interesting parts
964 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
966 * gimple.c (type_pair_hash): Make symmetric.
967 (type_pair_eq): Likewise.
968 (lookup_type_pair): Increase initial hashtable size.
969 (gimple_force_type_merge): Rely on type-pair symmetry.
970 (visit): Remove excessive checking code.
971 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
972 (gimple_register_type): Remove getenv calls, shrink initial
976 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
977 inline functions if not generating lto output.
980 * toplev.c (finalize): In WPA mode remove the asm file.
982 2009-10-03 Doug Kwan <dougkwan@google.com>
984 * ipa-inline.c (cgraph_mark_inline): Check
985 edge->call_stmt_cannot_inline_p instead of calling
986 gimple_call_cannot_inline_p.
987 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
988 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
989 (inline_generate_summary): Do nothing in LTRANS.
990 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
991 exists before calling gimple_call_cannot_inline_p.
992 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
993 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
994 Update new_edge->lto_stmt_uid.
995 * cgraphbuild.c (reset_inline_failed): New.
997 * common.opt (fwpa): New flag.
998 (fltrans): New option.
999 * gcc.c (gcc_lto_option_t): New type.
1000 (current_lto_option): New variable.
1001 (lto_single_spec_function): Remove and is replaced by ..
1002 (lto_option_spec_function): New function.
1003 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1004 passing the -flto flag.
1005 (cc1_options): Separate non-LTO related parts into ..
1006 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1007 (lto1_options): New spec for lto FE.
1008 (link_lto_options): New spec for handling LTO flags in linker.
1009 (invoke_lto_single): Re-format to fit in 80 column. Replace
1010 lto-single with lto-option.
1011 (static_specs): Add cc1_non_lto_options, lto1_options and
1013 (static_spec_function): Replace lto-single with lto-option.
1014 (process_command): Handle -flto, -fwpa and -fltran by setting
1015 current_lto_option and not passing it to subprocess unconditionally.
1017 2009-10-03 Bill Maddox <maddox@google.com>
1019 Add `gcc' driver support for link-time code generation (LTO).
1021 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1022 (lto_flag, lto_objects, lto_o_file): New variables.
1023 (struct lto_object, struct lto_object_list): New structures.
1024 (collect_exit, handler): Remove LTO temporary output file on exit.
1025 (add_lto_object): New function.
1026 (maybe_run_lto_and_relink): New function. Perform link time code
1027 generation and relinking for object files containing LTO information.
1028 (main): Invoke maybe_run_lto_and_relink().
1029 (dump_argv): New function. For debugging, currently disabled.
1030 (scan_prog_file): Add LTO information pass.
1031 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1033 * toplev.c (compile_file): Emit assembler directive to create
1034 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1036 2009-10-03 Diego Novillo <dnovillo@google.com>
1038 * c.opt: Add LTO to warn_abi and warn_psabi.
1040 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1041 inline function. Ignore language-specific nodes. Update all users.
1042 (find_decls_types_r): Do not traverse the subtrees of
1043 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1044 * tree.h (is_lang_specific): New.
1045 * langhooks.h (struct lang_hooks_for_decls): Remove
1046 may_need_assembler_name_p. Update all users.
1048 * c-common.c (set_builtin_user_assembler_name): Move ...
1049 * builtins.c (set_builtin_user_assembler_name): ... here.
1050 (is_builtin_name): Add comment
1051 (is_builtin_fn): New.
1052 * except.c (output_ttype): Only call
1053 lookup_type_for_runtime if TYPE is not a runtime type.
1055 * passes.c (register_pass): Call position_pass on
1056 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1057 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1058 (TV_IPA_LTO_DECL_IO): Define.
1059 (TV_IPA_LTO_CGRAPH_IO): Define.
1061 (TV_WHOPR_WPA): Define.
1062 (TV_WHOPR_WPA_IO): Define.
1063 (TV_WHOPR_LTRANS): Define.
1064 (TV_WHOPR_WPA_FIXUP): Define.
1065 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1066 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1067 * tree-flow.h (tree_node_can_be_shared): Declare.
1068 * tree-inline.c (tree_can_inline_p): Check that E has a
1069 statement associated with it.
1070 * tree.c (free_lang_data_in_binf): Factor out of ...
1071 (free_lang_data_in_type): ... here.
1072 Call RECORD_OR_UNION_TYPE_P.
1073 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1074 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1075 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1076 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1077 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1078 (gate_free_lang_data): Return true if flag_generate_lto is set.
1079 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1080 * c-common.h (set_builtin_user_assembler_name): Move ...
1081 * tree.h (set_builtin_user_assembler_name): ... here.
1083 * common.opt (flto-report): New flag.
1084 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1085 * collect2.c (scan_prog_file): Send the error output of
1086 'nm' to HOST_BIT_BUCKET.
1088 2009-10-03 Ollie Wild <aaw@google.com>
1090 * langhooks-def.h (lhd_begin_section): New function declaration.
1091 (lhd_write_section): New function declaration.
1092 (lhd_end_section): New function declaration.
1093 (LANG_HOOKS_BEGIN_SECTION): New macro.
1094 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1095 (LANG_HOOKS_END_SECTION): New macro.
1096 (LANG_HOOKS_LTO): New macro.
1097 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1098 * langhooks.c (output.h): Add include.
1099 (saved_section): New static variable.
1100 (lhd_begin_section): New function.
1101 (lhd_write_section_data): New function.
1102 (lhd_end_section): New function.
1103 * langhooks.h (struct lang_hooks_for_lto): New structure.
1104 (struct lang_hooks): Add member lto.
1105 * Makefile.in (langhooks.o): Add dependency on output.h.
1107 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1109 2009-10-03 Richard Guenther <rguenther@suse.de>
1111 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1114 2009-10-03 Simon Baldwin <simonb@google.com>
1115 Richard Guenther <rguenther@suse.de>
1116 Janis Johnson <janis187@us.ibm.com>
1117 Doug Kwan <dougkwan@google.com>
1118 Diego Novillo <dnovillo@google.com>
1119 Ramana Radhakrishnan <ramana.r@gmail.com>
1120 Ollie Wild <aaw@google.com>
1122 * doc/install.texi: Add documentation for libelf and --enable-lto.
1123 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1124 -flto-report, -flto-compression-level and -use-linker-plugin.
1125 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1126 Add section for LTO Testing.
1128 2009-10-02 Cary Coutant <ccoutant@google.com>
1130 Add support for comdat type sections for DWARF v4.
1131 Merge from dwarf4 branch.
1133 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1134 (dw_die_ref): Define vector type.
1135 (enum dw_val_class): Add dw_val_class_data8.
1136 (struct dw_val_struct): Add v.val_data8.
1137 (comdat_type_node_ref): New type.
1138 (struct die_struct): Move die_symbol into a union; add new field
1139 die_type_node. Change all uses.
1140 (comdat_type_node): New type.
1141 (skeleton_chain_node): New type.
1142 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1143 (comdat_type_list): New variable.
1144 (dwarf_tag_name): Add DW_TAG_type_unit.
1145 (dwarf_attr_name): Add DW_AT_signature.
1146 (add_AT_data8): New function.
1147 (replace_child): New function.
1148 (move_all_children): New function.
1149 (print_signature): New function.
1150 (print_die): Print signature information; add dw_val_class_data8.
1151 (attr_checksum): Support dw_val_class_data8.
1152 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1153 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1154 (checksum_sleb128, checksum_uleb128): New functions.
1155 (checksum_die_context): New function.
1156 (loc_checksum_ordered): New function.
1157 (attr_checksum_ordered): New function.
1158 (struct checksum_attributes): New structure.
1159 (collect_checksum_attributes): New function.
1160 (die_checksum_ordered): New function.
1161 (generate_type_signature): New function.
1162 (same_dw_val_p): Add dw_val_class_data8.
1163 (is_symbol_die): Use new is_declaration_die function.
1164 (is_declaration_die): New function.
1165 (should_move_die_to_comdat): New function.
1166 (clone_die): New function.
1167 (clone_tree): New function.
1168 (clone_as_declaration): New function.
1169 (copy_declaration_context): New function.
1170 (generate_skeleton_ancestor_tree): New function.
1171 (generate_skeleton_bottom_up): New function.
1172 (generate_skeleton): New function.
1173 (remove_child_or_replace_with_skeleton): New function.
1174 (break_out_comdat_types): New function.
1175 (struct decl_table_entry): New type.
1176 (htab_decl_hash): New function.
1177 (htab_decl_eq): New function.
1178 (htab_decl_del): New function.
1179 (copy_ancestor_tree): New function.
1180 (copy_decls_walk): New function.
1181 (copy_decls_for_unworthy_types): New function.
1182 (build_abbrev_table): Don't assert on missing die_symbol when doing
1183 comdat type sections.
1184 (size_of_die): Use DW_FORM_sig8 for external references. Add
1186 (unmark_dies): Don't assert for unmarked dies when doing comdat
1188 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1189 (output_signature): New function.
1190 (output_die): Likewise.
1191 (output_compilation_unit_header): Mark output as DWARF version 3
1192 even if generating DWARF 4.
1193 (output_comdat_type_unit): New function.
1194 (output_line_info): Mark output as DWARF version 3 even if generating
1196 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1198 (dwarf2out_end_source_file): Likewise.
1199 (prune_unused_types_walk_attribs): Don't follow references into
1200 comdat type sections.
1201 (prune_unused_types_mark): When generating type units, do not mark
1202 children of non-defining declarations of types; do mark children of
1204 (prune_unused_types): Process comdat type sections.
1205 (htab_ct_hash): New function.
1206 (htab_ct_eq): New function.
1207 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1208 Add a pointer to the line table from type unit entries so
1209 DW_AT_decl_file has meaning.
1210 * varasm.c (default_elf_asm_named_section): Use identifier name as
1211 comdat key instead of lang hook.
1213 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1215 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1217 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1219 * config/i386/i386.md (SWIM248): New mode iterator.
1220 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1221 divmodhi4 patterns using SWIM248 macro.
1222 (*divmod<mode>4): Macroize insn_and_split pattern from
1223 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1224 and their corresponding splitters usign SWIM248 macro. Split SImode
1225 insn to generate cltd and DImode insn to generate cqto instead of
1226 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1227 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1228 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1229 *divmodsi_noext patterns using SWIM248 macro.
1230 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1231 udivmodhi4 patterns using SWIM248 macro.
1232 (*udivmod<mode>4): Macroize insn_and_split pattern from
1233 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1234 corresponding splitters using SWIM248 macro.
1235 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1236 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1238 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1240 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1241 of zero-sized element is zero-sized regardless of its extent.
1243 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1246 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1247 * configure: Regenerated.
1248 * config.in: Regenerated.
1249 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1250 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1251 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1252 not emitting .eh_frame, emit .cfi_sections .debug_frame
1257 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1258 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1260 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1261 vars use DECL_RTL with resetting it back to NULL afterwards.
1262 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1263 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1264 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1265 the attribute type allows it, otherwise use DW_FORM_dataN.
1266 (mem_loc_descriptor): Handle CONST_STRING.
1267 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1268 Handle MEM with CONST_STRING address using add_AT_string.
1269 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1270 CONST_STRING for const arrays initialized with a string literal.
1271 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1272 (dwarf2out_finish): Call resolve_addr.
1274 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1275 Maxim Kuvyrkov <maxim@codesourcery.com>
1277 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1279 2009-10-02 Nick Clifton <nickc@redhat.com>
1281 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1282 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1284 2009-10-01 Jan Hubicka <jh@suse.cz>
1286 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1287 (cgraph_create_virtual_clone): Just pass redirect_callers
1289 * cgraph.h (cgraph_clone_node): Update prototype.
1290 * ipa-pure-const.c (self_recursive_p): New function.
1291 (propagate): Use it.
1292 * ipa-inline.c (cgraph_clone_inlined_nodes,
1293 cgraph_decide_recursive_inlining): Update.
1295 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1297 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1298 instructions for TARGET_OCTEON.
1300 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1302 * config/arm/arm.c (arm_override_options): Turn off
1303 flag_dwarf2_cfi_asm for AAPCS variants.
1305 2009-10-01 Martin Jambor <mjambor@suse.cz>
1308 * tree-sra.c (convert_callers): Do not call
1309 compute_inline_parameters on one caller more than once.
1311 2009-10-01 Nick Clifton <nickc@redhat.com>
1313 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1314 an empty string if not already defined.
1316 2009-10-01 Martin Jambor <mjambor@suse.cz>
1319 * tree-sra.c (is_va_list_type): New function.
1320 (find_var_candidates): Call is_va_list_type.
1321 (find_param_candidates): Check that the type or the type pointed
1322 to are not va_list types.
1324 2009-10-01 Martin Jambor <mjambor@suse.cz>
1327 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1328 DECL_ARTIFICIAL (param_decl) is true.
1330 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1332 * tree.h (tree_decl_common::lang_flag_8): New.
1333 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1335 * c-common.h (RID_CONSTEXPR): New.
1337 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1339 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1340 Use ref-all pointers.
1341 (alpha_gimplify_va_arg): Ditto.
1343 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1346 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1347 before insn counting loop now that BB_END (bb) is counted. Ensure
1348 the return value isn't zero.
1350 2009-09-30 Nick Clifton <nickc@redhat.com>
1352 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1353 with separate definitions of c_target_objs and cxx_target_objs.
1354 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1356 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1357 sh_symbian_import_export_class.
1358 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1359 * config/sh/symbian.c: Delete, moving code into...
1360 * config/sh/symbian-base.c: ... here
1361 * config/sh/symbian-c.c: ... and here
1362 * config/sh/symbian-cxx.c: ... and here.
1364 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1367 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1368 of plus RTX into register.
1370 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1372 * doc/install.texi: Linguistic and markup fixes.
1373 (Configuration) <--disable-cpp>: Remove description.
1374 <--enable-maintainer-mode>: Autotools files are affected, too.
1375 <--with-sysroot>: Improve description.
1376 (Building): Bump required GNU make version.
1378 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1380 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1381 (x86_64-*-*): Ditto.
1383 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1384 intrinisics for FMA4.
1385 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1386 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1387 Add FMA4 check and fma4intrin.h.
1388 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1390 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1391 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1392 constant for FMA4 support.
1393 (UNSPEC_FMA4_FMADDSUB): Ditto.
1394 (UNSPEC_FMA4_FMSUBADD): Ditto.
1395 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1396 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1397 (ix86_expand_fma4_multiple_memory): Ditto.
1398 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1399 (OPTION_MASK_ISA_FMA4_UNSET): New.
1400 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1401 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1402 (ix86_handle_option): Handle -mfma4.
1403 (isa_opts): Handle -mfma4.
1404 (enum pta_flags): Add PTA_FMA4.
1405 (override_options): Add FMA4 support.
1406 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1407 (IX86_BUILTIN_VFMADDSD): Ditto.
1408 (IX86_BUILTIN_VFMADDPS): Ditto.
1409 (IX86_BUILTIN_VFMADDPD): Ditto.
1410 (IX86_BUILTIN_VFMSUBSS): Ditto.
1411 (IX86_BUILTIN_VFMSUBSD): Ditto.
1412 (IX86_BUILTIN_VFMSUBPS): Ditto.
1413 (IX86_BUILTIN_VFMSUBPD): Ditto.
1414 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1415 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1416 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1417 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1418 (IX86_BUILTIN_VFNMADDSS): Ditto.
1419 (IX86_BUILTIN_VFNMADDSD): Ditto.
1420 (IX86_BUILTIN_VFNMADDPS): Ditto.
1421 (IX86_BUILTIN_VFNMADDPD): Ditto.
1422 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1423 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1424 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1425 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1426 (IX86_BUILTIN_VFMADDPS256): Ditto.
1427 (IX86_BUILTIN_VFMADDPD256): Ditto.
1428 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1429 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1430 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1431 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1432 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1433 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1434 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1435 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1436 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1437 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1438 (enum multi_arg_type): New enum for describing the various FMA4
1439 intrinsic argument types.
1440 (bdesc_multi_arg): New table for FMA4 intrinsics.
1441 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1442 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1444 (ix86_expand_builtin): Add FMA4 intrinsic support.
1445 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1446 operand instructions.
1447 (ix86_expand_fma4_multiple_memory): New function to split the
1448 second memory reference from FMA4 instructions.
1449 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1450 (ssemodesuffixf2s): Ditto.
1451 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1453 (fma4_fmsub<mode>4): Ditto.
1454 (fma4_fnmadd<mode>4): Ditto.
1455 (fma4_fnmsub<mode>4): Ditto.
1456 (fma4_vmfmadd<mode>4): Ditto.
1457 (fma4_vmfmsub<mode>4): Ditto.
1458 (fma4_vmfnmadd<mode>4): Ditto.
1459 (fma4_vmfnmsub<mode>4): Ditto.
1460 (fma4_fmadd<mode>4256): Ditto.
1461 (fma4_fmsub<mode>4256): Ditto.
1462 (fma4_fnmadd<mode>4256): Ditto.
1463 (fma4_fnmsub<mode>4256): Ditto.
1464 (fma4_fmaddsubv8sf4): Ditto.
1465 (fma4_fmaddsubv4sf4): Ditto.
1466 (fma4_fmaddsubv4df4): Ditto.
1467 (fma4_fmaddsubv2df4): Ditto.
1468 (fma4_fmsubaddv8sf4): Ditto.
1469 (fma4_fmsubaddv4sf4): Ditto.
1470 (fma4_fmsubaddv4df4): Ditto.
1471 (fma4_fmsubaddv2df4): Ditto.
1472 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1473 instructions for intrinsics.
1474 (fma4i_fmsub<mode>4): Ditto.
1475 (fma4i_fnmadd<mode>4): Ditto.
1476 (fma4i_fnmsub<mode>4): Ditto.
1477 (fma4i_vmfmadd<mode>4): Ditto.
1478 (fma4i_vmfmsub<mode>4): Ditto.
1479 (fma4i_vmfnmadd<mode>4): Ditto.
1480 (fma4i_vmfnmsub<mode>4): Ditto.
1481 (fma4i_fmadd<mode>4256): Ditto.
1482 (fma4i_fmsub<mode>4256): Ditto.
1483 (fma4i_fnmadd<mode>4256): Ditto.
1484 (fma4i_fnmsub<mode>4256): Ditto.
1485 (fma4i_fmaddsubv8sf4): Ditto.
1486 (fma4i_fmaddsubv4sf4): Ditto.
1487 (fma4i_fmaddsubv4df4): Ditto.
1488 (fma4i_fmaddsubv2df4): Ditto.
1489 (fma4i_fmsubaddv8sf4): Ditto.
1490 (fma4i_fmsubaddv4sf4): Ditto.
1491 (fma4i_fmsubaddv4df4): Ditto.
1492 (fma4i_fmsubaddv2df4): Ditto.
1494 * doc/invoke.texi (-mfma4): Add documentation.
1495 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1497 2009-09-29 Richard Henderson <rth@redhat.com>
1499 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1500 an edge to the new destination block.
1502 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1505 * pa.c (hppa_profile_hook): Use
1506 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1508 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1509 Alexander Monakov <amonakov@ispras.ru>
1512 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1513 (not_postinc_memory_operand): New.
1514 (not_postinc_move_operand): New.
1515 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1516 (*cmovsi_internal): Ditto.
1518 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1520 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1521 restrict issue_rate in first pass when scheduling for register
1524 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1525 Rafael Avila de Espindola <espindola@google.com>
1527 * gengtype.c (plugin_output): New.
1528 (get_output_file_with_visibility): Return plugin_output for plugins.
1529 (main): Parse and use the -P option.
1530 * gty.texi: Update the command line format.
1532 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1535 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1537 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1538 out if !const_ok_for_output.
1541 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1542 case VAR_LOCATION>: Remove gcc_unreachable ().
1544 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1546 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1547 (x86_64-*-*): Ditto.
1548 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1549 back to smmintrin.h.
1550 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1551 * config/i386/x86intrin.h: Remove SSE5.
1552 * config/i386/mmintrin-common.h: Delete file.
1553 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1555 2009-09-29 Richard Guenther <rguenther@suse.de>
1557 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1558 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1560 2009-09-29 Nick Clifton <nickc@redhat.com>
1562 * function.c (current_function_name): If there is no current
1563 function just return "<none>".
1565 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1567 * tree-pass.h (register_pass_info): New structure.
1568 (pass_positioning_ops): Move enum from gcc-plugin.h.
1569 (register_pass): New function.
1570 * gcc-plugin.h (plugin_pass): Delete structure.
1571 (pass_positioning_ops): Delete enum.
1572 * plugin.c (regsiter_pass): Delete function.
1573 (position_pass): Delete function.
1574 (added_pass_nodes): Delete variable.
1575 (prev_added_pass_nodes): Delete variable.
1576 (pass_list_node): Delete structure.
1577 * passes.c (make_pass_instance): New function.
1578 (next_pass_1): Change to call make_pass_instance.
1579 (pass_list_node): Move structure from gcc-plugin.h.
1580 (added_pass_nodes): Move variable from plugin.c.
1581 (prev_added_pass_nodes): Move variable from plugin.c.
1582 (position_pass): New function.
1583 (register_pass): New function.
1585 2009-09-28 Easwaran Raman <eraman@google.com>
1587 * ifcvt.c (noce_try_abs): Recognize pattern and call
1588 expand_one_cmpl_abs_nojump.
1589 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1590 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1592 2009-09-28 Ian Lance Taylor <iant@google.com>
1595 * c-opts.c (c_common_handle_option): Don't set
1596 warn_jump_misses_init for -Wall.
1597 * doc/invoke.texi (Warning Options): Update documentation.
1599 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1601 * Makefile.in ($(out_object_file)): Depend on
1602 gt-$(basename $(notdir $(out_file))).h.
1604 2009-09-28 Richard Henderson <rth@redhat.com>
1606 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1607 * except.c (gen_eh_region): Set it.
1608 (duplicate_eh_regions_1): Copy it.
1609 * tree-eh.c (lower_resx): Use it to determine which function
1612 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1613 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1614 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1615 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1616 BUILT_IN_CXA_END_CLEANUP if necessary.
1618 * c-common.c (c_define_builtins): Update call to
1619 build_common_builtin_nodes.
1621 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1623 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1625 2009-09-28 Michael Matz <matz@suse.de>
1627 * builtins.c (interclass_mathfn_icode): New helper.
1628 (expand_builtin_interclass_mathfn): Use it here, and split folding
1630 (fold_builtin_interclass_mathfn): ... this new folder.
1631 (build_call_nofold_loc): New static helper.
1632 (build_call_nofold): New wrapper macro for above.
1633 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1634 (expand_builtin_pow): Ditto.
1635 (expand_builtin_memset_args): Ditto.
1636 (expand_builtin_printf): Ditto.
1637 (expand_builtin_fprintf): Ditto.
1638 (expand_builtin_sprintf): Ditto.
1639 (expand_builtin_memory_chk): Ditto.
1640 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1641 (expand_builtin_stpcpy): Ditto.
1642 (expand_builtin_strcmp): Ditto.
1643 (expand_builtin_strncmp): Ditto.
1644 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1645 (expand_builtin_strcpy_args): Don't call folders.
1646 (expand_builtin_memcmp): Ditto.
1647 (expand_builtin_strncpy): Ditto, and use target.
1648 (expand_builtin_memcpy): Ditto.
1649 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1650 expand_builtin_strpbrk, expand_builtin_memmove,
1651 expand_builtin_memmove_args, expand_builtin_bcopy,
1652 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1653 expand_builtin_strspn, expand_builtin_strcspn,
1654 expand_builtin_fputs): Remove these.
1655 (expand_builtin): Don't call the above, change calls to other
1656 expanders that changed prototype.
1657 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1658 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1659 fold_builtin_interclass_mathfn.
1660 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1661 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1663 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1664 * passes.c (init_optimization_passes): Move pass_fold_builtins
1665 after last phiopt pass.
1666 * tree-inline.c (fold_marked_statements): When folding builtins
1667 iterate over all instruction potentially generated.
1668 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1670 (fold_gimple_call): Use it to always fold calls (into potentially
1671 multiple instructions).
1672 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1673 calls into zero at this time.
1674 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1675 statements generated by builtin folding.
1677 2009-09-28 Nick Clifton <nickc@redhat.com>
1679 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1681 2009-09-28 Duncan Sands <baldrick@free.fr>
1683 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1684 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1685 (register_callback): Dispatch it.
1686 (invoke_plugin_callbacks): Incorporate in sanity check.
1687 * ggc.h (ggc_register_cache_tab): Add declaration.
1688 * ggc-common.c (ggc_register_root_tab): Simplify.
1689 (const_ggc_cache_tab_t): New typedef.
1690 (extra_cache_vec): New vector of dynamically added cache tables.
1691 (ggc_register_cache_tab): New function.
1692 (ggc_scan_cache_tab): New function.
1693 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1694 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1696 2009-09-27 Richard Henderson <rth@redhat.com>
1698 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1699 which we remove __builtin_stack_restore.
1701 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1703 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1704 to test for GRD_INVARIANT.
1705 (simple_rhs_p): Anything that's function_invariant_p is fine.
1707 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1709 * gengtype.c (main): Use plunge_files instead of plugin_output.
1711 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1712 Rafael Avila de Espindola <espindola@google.com>
1714 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1715 Don't print pch related info if it is false.
1716 (main): Don't print pch info in plugin mode.
1718 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1720 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1721 with dw_val_class_const_double.
1722 (struct dw_val_struct): Replace val_long_long with val_double and
1723 adjust for above change.
1724 (output_loc_operands): Likewise.
1725 (add_AT_long_long): Rename into...
1726 (add_AT_double): ...this.
1727 (print_die): Replace dw_val_class_long_long with
1728 dw_val_class_const_double and adjust.
1729 (attr_checksum): Likewise.
1730 (same_dw_val_p): Likewise.
1731 (size_of_die): Likewise.
1732 (value_format): Likewise.
1733 (output_die): Likewise.
1734 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1735 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1736 instead of add_AT_long_long.
1737 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1738 value with the precision of its type.
1740 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1743 * c-typeck.c (build_conditional_expr): Use the readonly and
1744 volatile flags of the operand types, not of the operands itself.
1746 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1748 * collect2.c (main): Look for -brtl before adding libraries.
1750 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1752 * config.gcc: Update OpenBSD targets.
1753 * config/openbsd-stdint.h: New file.
1754 * config/openbsd-libpthread.h: New file.
1755 * config/openbsd.h: Update and break out LIB_SPEC definition.
1756 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1757 * config/i386/openbsdelf.h: Correct types.
1758 * config/m68k/openbsd.h: Likewise.
1759 * config/mips/openbsd.h: Likewise.
1760 * config/vax/openbsd.h: Likewise.
1762 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1764 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1765 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1766 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1767 of the length and zero.
1769 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1771 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1772 (FLAGS_H): Add options.h $(REAL_H).
1773 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1774 (TREE_VECTORIZER_H): New.
1775 (EBITMAP_H): Renamed from EBIMAP_H.
1776 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1777 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1778 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1779 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1780 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1781 (graphite-clast-to-gimple.o, graphite-dependences.o)
1782 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1783 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1784 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1785 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1786 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1787 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1788 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1789 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1790 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1791 updated and fixed as per above changes and per
1792 check_makefile_deps.sh output.
1795 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1796 * configure: Regenerate.
1798 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1800 * doc/install.texi: Update minimum MPC version to 0.7.
1802 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1804 * doc/install.texi (Binaries): Remove reference to the binary
1805 distribution CD-ROM from the FSF.
1807 2009-09-26 Michael Matz <matz@suse.de>
1811 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1812 that are mentioned in the body.
1814 2009-09-26 Michael Matz <matz@suse.de>
1816 PR tree-optimization/41454
1817 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1818 (tree_ssa_dominator_optimize): Don't allocate and free it.
1819 (dom_opt_leave_block): Don't iterate over it.
1820 (eliminate_redundant_computations): Don't return a value.
1821 (cprop_operand, cprop_into_stmt): Ditto.
1822 (optimize_stmt): Don't defer updating stmts.
1824 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1826 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1827 generic_parameter_die, template_parameter_pack_die,
1828 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1829 renaming DW_TAG_formal_parameter_pack and
1830 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1831 and DW_TAG_GNU_template_parameter_pack.
1833 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1835 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1836 * config/v850/v850.c (v850_function_value): New function.
1837 (TARGET_FUNCTION_VALUE): Define.
1839 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1841 * tree-vect-stmts.c (vectorizable_call): Call
1842 mark_symbols_for_renaming after vect_finish_stmt_generation.
1844 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1845 to loc_descriptor_from_tree.
1846 (add_location_or_const_value_attribute): Pass 0 instead of 2
1847 for decl_by_reference_p decls.
1849 2009-09-25 Richard Guenther <rguenther@suse.de>
1852 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1855 2009-09-25 Ben Elliston <bje@au.ibm.com>
1857 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1860 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1862 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1863 form of instruction.
1865 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1868 * fold-const.c (const_binop): Handle complex int division.
1869 * tree-complex.c (expand_complex_div_straight,
1870 expand_complex_div_wide): Update comments.
1872 2009-09-24 DJ Delorie <dj@redhat.com>
1875 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1876 (reg_class): Likewise.
1877 (REG_CLASS_NAMES): Likewise.
1878 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1879 (m32c_override_options): Disable -fivopts for M32C.
1881 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1883 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1884 Delete VSX load/store with update support.
1885 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1886 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1890 (VStype_load_update): Ditto.
1891 (VStype_store_update): Ditto.
1892 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1893 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1895 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1896 load/store with update builtins.
1898 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1900 * libgcc2.c (L_trampoline): Prototype for getpagesize
1901 and mprotect in WINNT case.
1903 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1905 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1906 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1907 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1908 'outgoing' argument.
1909 (TARGET_FUNCTION_VALUE): Define.
1911 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1913 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1915 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1918 * common.opt: Initialize dwarf_strict to -1.
1919 * toplev.c (process_options): Catch unset dwarf_strict
1920 and set to 0 for all targets not overriding.
1921 * config/darwin.c (darwin_override_options): Catch unset
1922 dwarf_strict and override to 1.
1924 2009-09-24 Jeff Law <law@redhat.com>
1926 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1928 2009-09-24 Richard Guenther <rguenther@suse.de>
1930 PR tree-optimization/36143
1931 PR tree-optimization/38747
1932 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1933 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1935 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1938 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1939 return false instead of gcc_unreachable (). For CONST return the
1940 value returned by recursive call instead of always returning true.
1941 (tree_add_const_value_attribute): Return the value returned by
1942 add_const_value_attribute instead of always returning true if rtl
1945 2009-09-23 Justin Seyster <jrseys@gmail.com>
1947 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1949 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1951 * cgraphunit.c (cgraph_lower_function): Revert last change.
1952 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1953 instead of DECL_NO_STATIC_CHAIN.
1954 * tree-cfg.c (verify_gimple_call): Likewise.
1955 * tree-nested.c (get_chain_decl, get_chain_field,
1956 convert_tramp_reference_op, convert_gimple_call): Likewise.
1957 (convert_all_function_calls): Likewise. Always set or clear
1958 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1959 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1960 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1962 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1963 DECL_NO_STATIC_CHAIN.
1964 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1965 instead of DECL_NO_STATIC_CHAIN.
1966 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1967 decl_function_context.
1968 * varasm.c (initializer_constant_valid_p): Likewise.
1969 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1970 (DECL_STATIC_CHAIN): ... this.
1971 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1972 instead of DECL_NO_STATIC_CHAIN.
1974 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1975 Rafael Avila de Espindola <espindola@google.com>
1977 * gengtype.c (nb_plugin_files): Make it unsigned to match
1978 num_gt_files. Adjust other variables to avoid warnings.
1979 (main): Allocate an all zero lang_bitmap before each plugin file name
1980 to match regular file names.
1982 2009-09-23 Richard Henderson <rth@redhat.com>
1984 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1985 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1986 static chain passed in memory.
1987 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1988 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1989 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1990 STATIC_CHAIN_REGNUM defined.
1992 * config/picochip/picochip-protos.h: s/class/klass/.
1993 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1994 (picochip_static_chain): New.
1995 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1996 (STATIC_CHAIN_INCOMING): Remove.
1998 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1999 (xtensa_static_chain): New.
2000 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2001 (STATIC_CHAIN_INCOMING): Remove.
2003 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2005 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2006 * config/pa/pa-protos.h (function_value): Remove.
2007 * config/pa/pa.c (pa_function_value): Rename from function_value.
2008 Make static, add 'outgoing' argument.
2009 (TARGET_FUNCTION_VALUE): Define.
2011 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2013 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2014 instead of cfun->machine->is_leaf.
2015 * config/avr/avr.h (machine_function): Remove is_leaf field.
2017 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2020 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2021 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2022 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2023 the same size, prefer DW_OP_stack_value.
2024 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2025 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2027 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2030 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2032 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2035 * cfgexpand.c (convert_debug_memory_address): New.
2036 (expand_debug_expr): Convert base address and offset to the same
2037 mode. Use it to convert addresses to other modes. Accept
2040 2009-09-23 Richard Guenther <rguenther@suse.de>
2042 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2043 produced for bigendian targets with promoted subregs.
2045 2009-09-23 Richard Guenther <rguenther@suse.de>
2047 * value-prof.c (gimple_ic): Purge old EH edges only after building
2050 2009-09-23 Nick Clifton <nickc@redhat.com>
2052 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2054 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2057 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2060 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2061 on non-nested functions.
2063 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2064 Jan Hubicka <jh@suse.cz>
2066 * dwarf2out.c (loc_list_plus_const): Only define if
2067 DWARF2_DEBUGGING_INFO.
2068 (address_of_int_loc_descriptor): Likewise.
2071 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2073 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2076 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2077 constant is more than zero.
2079 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2082 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2083 call final to emit non-scheduled prologue, instead insert at entry.
2085 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2086 Joseph S. Myers <joseph@codesourcery.com>
2088 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2090 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2091 Rafael Avila de Espindola <espindola@google.com>
2093 * gengtype.c (is_file_equal): New function.
2094 (close_output_files): Use is_file_equal. Free of->buf.
2096 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2097 Rafael Avila de Espindola <espindola@google.com>
2099 * gengtype.c (write_types, write_local): Add the output_header
2100 argument. Update all callers.
2102 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2104 * dwarf2out.c (template_parameter_pack_die,
2105 gen_formal_parameter_pack_die ): New functions.
2106 (make_ith_pack_parameter_name): Remove this function.
2107 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2108 DW_TAG_formal_parameter_pack.
2109 (gen_generic_params_dies): Represent each template parameter pack
2110 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2111 represented by usual DW_TAG_template_*_parameter DIEs that are
2112 children of the DW_TAG_template_parameter_pack element DIE.
2113 (generic_parameter_die): This doesn't deal with parameter pack
2114 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2115 of parameter pack DIEs.
2116 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2117 in certain cases, e.g. for pack elements.
2118 (gen_formal_types_die, gen_decl_die): Adjust usage of
2119 gen_formal_parameter_die.
2120 (gen_subprogram_die): Represent each function parameter pack by a
2121 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2122 represented by usual DW_TAG_formal_parameter DIEs that are children
2123 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2124 ____builtin_va_alist decls as no part of the compiler uses those
2126 * langhooks.h (struct lang_hooks_for_decls): Add
2127 function_parm_expanded_from_pack_p, get_generic_function_decl
2128 and function_parameter_pack_p hooks. Fix comment for
2129 get_innermost_generic_parms hook.
2130 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2131 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2132 macros and use them to initialize lang_hook.
2134 2009-09-22 Richard Henderson <rth@redhat.com>
2136 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2137 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2138 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2139 on TRAMPOLINE_TEMPLATE.
2140 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2141 TRAMPOLINE_ADJUST_ADDRESS.
2142 * targhooks.c (default_asm_trampoline_template): Remove.
2143 (default_trampoline_adjust_address): Remove.
2144 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2145 * targhooks.h: Update decls.
2147 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2149 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2150 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2151 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2153 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2156 * reload1.c (reload): Reset debug insns with pseudos without
2159 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2161 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2162 unconditional true for decimal float modes.
2163 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2164 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2166 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2168 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2169 Enable a new case for __FreeBSD__ >= 7.
2170 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2171 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2172 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2173 and USE_LD_AS_NEEDED.
2175 * doc/install.texi (*-*-freebsd*): Update target information.
2177 2009-09-22 Richard Guenther <rguenther@suse.de>
2180 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2181 arrays really properly.
2183 2009-09-22 Richard Henderson <rth@redhat.com>
2186 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2187 calls.static_chain, calls.trampoline_init,
2188 calls.trampoline_adjust_address.
2189 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2190 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2191 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2192 * builtins.c (expand_builtin_setjmp_receiver): Use
2193 targetm.calls.static_chain; only clobber registers.
2194 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2195 set up memory attributes properly for the trampoline block.
2196 (expand_builtin_adjust_trampoline): Use
2197 targetm.calls.trampoline_adjust_address.
2198 * calls.c (prepare_call_address): Add fndecl argument. Use
2199 targetm.calls.static_chain.
2200 * df-scan.c (df_need_static_chain_reg): Remove.
2201 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2202 consolodate static chain handling.
2203 * doc/tm.texi: Document new hooks.
2204 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2205 (init_emit_regs): Don't initialize them.
2206 * expr.h (prepare_call_address): Update decl.
2207 * final.c (profile_function): Use targetm.calls.static_chain.
2208 * function.c (expand_function_start): Likewise.
2209 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2210 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2211 only clobber registers.
2212 * targhooks.c (default_static_chain): New.
2213 (default_asm_trampoline_template, default_trampoline_init): New.
2214 (default_trampoline_adjust_address): New.
2215 * targhooks.h: Declare them.
2216 * varasm.c (assemble_trampoline_template): Use
2217 targetm.asm_out.trampoline_template. Make the memory block const
2220 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2221 alpha_initialize_trampoline. Make static. Merge VMS parameter
2222 differences into the TARGET_ABI_OPEN_VMS code block.
2223 (TARGET_TRAMPOLINE_INIT): New.
2224 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2225 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2226 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2227 (INITIALIZE_TRAMPOLINE): Remove.
2229 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2230 (TRAMPOLINE_TEMPLATE): Merge with ...
2231 (INITIALIZE_TRAMPOLINE): ... this and move ...
2232 * config/arc/arc.c (arc_trampoline_init): ... here.
2233 (TARGET_TRAMPOLINE_INIT): New.
2235 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2236 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2237 (arm_asm_trampoline_template): New.
2238 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2239 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2240 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2241 code to arm_asm_trampoline_template.
2242 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2243 arm_trampoline_adjust_address.
2244 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2245 adjust for target hook parameters.
2247 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2250 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2251 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2252 (bfin_trampoline_init): Rename from initialize_trampoline;
2253 make static; update for target hook parameters.
2254 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2255 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2256 bfin_asm_trampoline_template.
2257 (INITIALIZE_TRAMPOLINE): Remove.
2259 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2260 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2261 cris_trampoline_init): New.
2262 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2263 cris_asm_trampoline_template.
2264 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2265 adjust for target hook parameters.
2267 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2269 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2270 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2271 fr30_trampoline_init): New.
2272 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2273 fr30_asm_trampoline_template.
2274 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2275 adjust for target hook parameters.
2277 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2278 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2279 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2280 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2281 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2283 * config/h8300/h8300.c (h8300_trampoline_init): New.
2284 (TARGET_TRAMPOLINE_INIT): New.
2285 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2286 to h8300_trampoline_init and adjust for hook parameters.
2288 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2289 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2290 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2291 make static; adjust for hook parameters.
2292 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2294 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2295 (TARGET_TRAMPOLINE_INIT): New.
2296 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2297 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2298 iq2000_asm_trampoline_template.
2299 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2300 (TRAMPOLINE_CODE_SIZE): New.
2301 (TRAMPOLINE_SIZE): Use it.
2302 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2304 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2305 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2306 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2307 adjust for hook parameters.
2308 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2310 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2311 (m32r_trampoline_init): New.
2312 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2313 m32r_trampoline_init.
2315 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2316 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2317 make static; update for hook parameters.
2318 * config/m68hc11/m68hc11-protos.h: Update.
2319 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2321 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2322 (TARGET_TRAMPOLINE_INIT): New.
2323 (mcore_function_value): Fix typo.
2324 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2325 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2326 to mcore_asm_trampoline_template.
2327 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2329 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2330 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2331 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2332 update for hook parameters.
2333 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2335 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2336 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2337 mips_trampoline_init): New.
2338 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2339 mips_asm_trampoline_template.
2340 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2341 update for hook parameters.
2343 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2344 (TARGET_TRAMPOLINE_INIT): New.
2345 (mmix_trampoline_size): Remove.
2346 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2347 make static. Remove out-of-date tetra vs octa comment.
2348 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2349 make static; update for hook parameters.
2350 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2351 (INITIALIZE_TRAMPOLINE): Remove.
2352 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2353 (TRAMPOLINE_ALIGNMENT): New.
2354 * gcc/config/mmix/mmix-protos.h: Update.
2356 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2357 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2358 mn10300_trampoline_init): New.
2359 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2360 mn10300_asm_trampoline_template.
2361 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2363 * config/moxie/moxie.c (moxie_static_chain,
2364 moxie_asm_trampoline_template, moxie_trampoline_init,
2365 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2366 TARGET_TRAMPOLINE_INIT): New.
2367 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2368 moxie_trampoline_init.
2369 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2370 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2372 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2373 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2374 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2375 pa_trampoline_adjust_address): New.
2376 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2377 pa_asm_trampoline_template.
2378 (TRAMPOLINE_ALIGNMENT): New.
2379 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2380 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2381 adjust for hook parameters.
2382 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2384 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2385 (TARGET_TRAMPOLINE_INIT): New.
2386 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2387 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2389 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2391 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2392 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2393 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2394 make static; adjust parameters for the hook.
2395 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2397 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2398 s390_trampoline_template; make static.
2399 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2400 make static; adjust for target hook.
2401 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2402 * config/s390/s390-protos.h: Remove trampoline decls.
2403 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2404 (TRAMPOLINE_TEMPLATE): Remove.
2405 (TRAMPOLINE_ALIGNMENT): New.
2407 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2408 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2409 (TARGET_TRAMPOLINE_INIT): New.
2410 (score_asm_trampoline_template): New.
2411 (score_trampoline_init): Rename from score_initialize_trampoline;
2412 make static; adjust for hook parameters.
2413 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2414 score[37]_asm_trampoline_template.
2415 (INITIALIZE_TRAMPOLINE): Remove.
2416 * config/score/score3.c (score3_asm_trampoline_template): New.
2417 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2418 adjust for target hook.
2419 * config/score/score7.c (score7_asm_trampoline_template): New.
2420 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2421 adjust for target hook.
2422 * config/score/score3.h, config/score/score7.h: Update.
2424 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2425 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2426 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2427 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2428 make static; adjust for target hook parameters.
2429 (sh_trampoline_adjust_address): New.
2430 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2431 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2433 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2434 (sparc32_initialize_trampoline): Rename from
2435 sparc_initialize_trampoline; make static; replace tramp parameter
2436 with m_tramp and update memory accesses.
2437 (sparc64_initialize_trampoline): Similarly.
2438 (sparc_trampoline_init): New.
2439 * config/sparc/sparc-protos.h: Remove trampoline decls.
2440 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2441 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2443 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2444 (array_to_constant): Make ARR parameter const.
2445 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2446 make static; update for hook parameters.
2447 * config/spu/spu-protos.h: Update decls.
2448 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2450 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2451 from xstormy16_initialize_trampoline; make static; update for
2453 (TARGET_TRAMPOLINE_INIT): New.
2454 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2456 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2457 (TARGET_TRAMPOLINE_INIT): New.
2458 (v850_can_eliminate): Make static.
2459 (v850_asm_trampoline_template, v850_trampoline_init): New.
2460 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2461 v850_asm_trampoline_template.
2462 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2463 and adjust for target hook parameters.
2465 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2466 (TARGET_TRAMPOLINE_INIT): New.
2467 (vax_asm_trampoline_template, vax_trampoline_init): New.
2468 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2469 vax_asm_trampoline_template.
2470 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2472 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2473 (TARGET_TRAMPOLINE_INIT): New.
2474 (xtensa_asm_trampoline_template): Rename from
2475 xtensa_trampoline_template; make static.
2476 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2477 make static; update for hook parameters.
2478 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2479 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2480 (INITIALIZE_TRAMPOLINE): Remove.
2482 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2483 error for nested functions with regparm=3.
2484 (ix86_compute_frame_layout): Adjust frame pointer offset for
2485 ix86_static_chain_on_stack.
2486 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2487 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2488 don't reset to UNITS_PER_WORD.
2489 (ix86_emit_leave): Adjust ix86_cfa_state.
2490 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2491 (ix86_static_chain): New.
2492 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2493 make static; update for target hook parameters; use ix86_static_chain.
2494 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2495 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2496 (INITIALIZE_TRAMPOLINE): Remove.
2497 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2498 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2499 to the end. Add static_chain_on_stack.
2500 (ix86_static_chain_on_stack): New.
2502 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2503 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2504 (m68k_trampoline_init): New.
2505 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2506 m68k_trampoline_init and adjust for hook parameters.
2507 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2508 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2510 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2512 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2513 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2515 * reload1.c (reload): Call wrap_constant when substituting
2516 reg for equiv inside of DEBUG_INSNs.
2519 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2520 add_call_src_coords_attributes, add_high_low_attributes,
2521 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2522 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2523 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2524 when -gdwarf-2 -gstrict-dwarf.
2525 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2526 -gdwarf-[23] -gstrict-dwarf.
2527 (address_of_int_loc_descriptor, loc_descriptor,
2528 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2529 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2530 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2532 2009-09-22 Richard Guenther <rguenther@suse.de>
2534 PR tree-optimization/41428
2535 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2536 (ccp_finalize): Pass it to substitute_and_fold.
2538 2009-09-22 Richard Guenther <rguenther@suse.de>
2540 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2541 (substitute_and_fold): Adjust prototype.
2542 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2543 (simplify_stmt_using_ranges): Likewise.
2544 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2545 (vrp_fold_stmt): New function.
2546 (vrp_finalize): Pass it to substitute_and_fold.
2547 * tree-flow.h (vrp_evaluate_conditional): Remove.
2548 (simplify_stmt_using_ranges): Likewise.
2549 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2550 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2551 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2553 (fold_predicate_in): Move to tree-vrp.c.
2554 (substitute_and_fold): Use the callback instead of calling into
2555 tree-vrp.c functions directly.
2557 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2559 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2560 comparison warning on rs6000.
2563 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2564 GIMPLE_EH_MUST_NOT_THROW cleanup.
2565 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2567 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2570 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2571 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2572 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2573 libSystem which is derived from the gcc 4.2.1 unwinder.
2575 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2578 * varasm.c (default_encode_section_info): Copy TLS model into
2579 sym_ref flags regardless of backend support for TLS, for all
2580 model types except TLS_MODEL_EMULATED.
2582 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2585 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2586 we can handle it correctly.
2588 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2590 * doc/install.texi (os2): Remove section.
2592 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2594 * doc/standards.texi (Objective-C): Adjust two URLs.
2596 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2598 * tree-tailcall.c (process_assignment): Don't check if a
2599 multiplication or an addition are already present.
2600 (find_tail_calls): Combine multiple additions and multiplications.
2601 (adjust_accumulator_values): Emit accumulators.
2603 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2605 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2606 xmm register restore.
2608 2009-09-21 Jan Hubicka <jh@suse.cz>
2610 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2611 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2614 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2616 * stor-layout.c (layout_type): Remove obsolete code.
2618 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2621 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2623 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2626 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2627 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2628 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2629 * fold-const.c (const_binop): Likewise.
2630 * real.h (do_mpc_arg2): Update prototype.
2632 2009-09-20 Jan Hubicka <jh@suse.cz>
2634 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2635 (add_location_or_const_value_attribute): Rewrite using
2637 (tree_add_const_value_attribute): Return true if successful.
2638 (tree_add_const_value_attribute_for_decl): Likewise.
2640 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2641 (loc_descriptor): ... here;
2642 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2643 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2644 pool items that was not marked for output.
2645 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2646 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2647 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2648 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2649 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2650 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2651 DW_OP_stack_value to get address of items that are not available
2653 (dw_loc_list): Handle single element lists correctly.
2655 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2656 Pascal Obry <obry@adacore.com>
2658 * unwind-dw2-fde.c (classify_object_over_fdes):
2659 Cast the constant 1 to _Unwind_Ptr.
2660 (add_fdes): Likewise.
2661 (linear_search_fdes): Likewise.
2663 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2665 * stor-layout.c (set_sizetype): Avoid useless type copy.
2667 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2669 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2671 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2672 * configure, config.in: Regenerate.
2673 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2675 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2676 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2677 for global data if the output could be used in a shared library.
2678 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2679 to 0 if TARGET_WRITABLE_EH_FRAME.
2681 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2683 PR rtl-optimization/39886
2684 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2685 just when insn is equal to BB_END (bb).
2687 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2689 * config/mips/mips.opt (mrelax-pic-calls): New option.
2690 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2692 (mips_unspec_call): Change "unspec_call" expander into this.
2693 (mips_strip_unspec_call): New function.
2694 (mips_got_load): Call mips_unspec_call instead of
2695 gen_unspec_call<mode>.
2696 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2698 (mips_cfg_in_reorg): New function.
2699 (mips16_lay_out_constants): Use it to decide whether to call
2700 CFG-aware insn splitting.
2701 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2702 mips_reorg. Move DF set-up code from here ...
2703 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2705 (mips_reorg): Call mips_df_reorg instead of
2706 r10k_insert_cache_barriers. Move CFG set-up code here from
2707 r10k_insert_cache_barriers.
2708 (mips_call_expr_from_insn): New function.
2709 (mips_pic_call_symbol_from_set): Likewise.
2710 (mips_find_pic_call_symbol): Likewise.
2711 (mips_annotate_pic_call_expr): Likewise.
2712 (mips_get_pic_call_symbol): Likewise.
2713 (mips_annotate_pic_calls): Likewise.
2714 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2716 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2717 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2718 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2720 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2721 (unspec_call<mode>): Remove it.
2722 (sibcall_internal, sibcall_value_internal,
2723 sibcall_value_multiple_internal, call_internal, call_split,
2724 call_value_internal, call_value_split,
2725 call_value_multiple_internal, call_value_multiple_split): Pass
2726 SIZE_OPNO to MIPS_CALL.
2727 (call_internal_direct, call_direct_split,
2728 call_value_internal_direct, call_value_direct_split): Pass -1 as
2729 SIZE_OPNO to MIPS_CALL.
2730 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2731 * configure: Regenerate.
2732 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2733 and -mno-relax-pic-calls.
2734 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2736 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2739 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2740 in the directory this rule is called from, rather than the
2741 toplevel 'gcc' directory, to fix in-tree build.
2743 2009-09-19 Chris Demetriou <cgd@google.com>
2745 PR preprocessor/28435:
2746 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2747 to cpplib that the preprocessor output is needed.
2749 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2751 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2752 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2753 *return_and_restore_fpregs_<mode>,
2754 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2757 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2758 instead of assuming it has always a REG inside of it.
2760 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2762 * config/freebsd.h: Update comment on types.
2763 (WINT_TYPE): Define.
2765 2009-09-18 Jason Merrill <jason@redhat.com>
2767 * c.opt: Add -fno-deduce-init-list.
2769 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2771 * value-prof.c (interesting_stringop_to_profile_p): Added output
2772 argument to indicate which parameter is the size parameter.
2773 * value-prof.c (gimple_stringop_fixed_value): Use
2774 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2775 * value-prof.c (gimple_stringops_transform): Update call sites to
2776 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2778 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2781 From David Binderman <dcb314@hotmail.com>:
2782 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2783 local variable f. Remove stale comments.
2784 (ix86_compute_frame_layout): Remove useless local variable total_size.
2785 Remove #if 0'd code.
2786 (legitimate_address_p): Remove useless local variables
2787 reason_rtx and reason.
2788 (ix86_split_copysign_const): Remove useless local variable op1.
2789 (scale_counter): Remove useless local variable piece_size_mask.
2791 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2793 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2796 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2799 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2801 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2803 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2806 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2808 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2809 DW_OP_implicit_value even without dwarf_version 4.
2811 2009-09-17 Jan Hubicka <jh@suse.cz>
2813 * dwarf2out.c: Include tree-pass.h and gimple.h.
2814 (loc_list_plus_const): New function.
2815 (loc_descriptor_from_tree_1): Rename to ...
2816 (loc_descriptor_from_tree): ... remove original.
2817 (loc_list_from_tree): New function.
2818 (add_AT_location_description): Accept location list.
2819 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2820 (concatn_mem_loc_descriptor): Remove.
2821 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2823 (secname_for_decl): Move up.
2824 (hidden_reference_p): New function; break out from ...
2825 (loc_by_refernece): ... here; move up.
2826 (dw_loc_list): New function.
2827 (single_element_loc_list): New function.
2828 (single_element_loc_list_p): New function.
2829 (add_loc_descr_to_each): New function.
2830 (add_loc_list): New function.
2831 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2832 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2833 add diagnostics why expansion failed.
2834 (add_location_or_const_value_attribute): Support location lists.
2835 (add_bound_info): Likewise.
2836 (descr_info_loc): Update call of loc_descriptor_from_tree.
2837 (gen_variable_die): Work on location lists.
2838 * final.c (pass_final): Add dump file.
2839 * Makefile.in (dwarf2out.o): Add new dependencies.
2841 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2844 * real.c decimal_from_integer, decimal_integer_string): New.
2845 (real_from_integer): Use them as special case for decimal float.
2846 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2847 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2848 Do not append zero after the decimal point in string to convert.
2850 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2852 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2853 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2855 2009-09-17 Martin Jambor <mjambor@suse.cz>
2857 * common.opt (fipa-sra): New switch.
2858 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2859 * timevar.def (TV_IPA_SRA): New timevar.
2860 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2861 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2862 * tree-sra.c: Include cgraph.c.
2863 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2864 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2865 and grp_not_necessarilly_dereferenced.
2866 (func_param_count): New variable.
2867 (encountered_apply_args): New variable.
2868 (bb_dereferences): New variable.
2869 (final_bbs): New variable.
2870 (no_accesses_representant): New variable.
2871 (no_accesses_p): New function.
2872 (dump_access): Dump the new fields.
2873 (sra_initialize): Set encountered_apply_args to false.
2874 (get_ssa_base_param): New function.
2875 (mark_parm_dereference): New function.
2876 (create_access): Caring for INIDRECT_REFs and different handling of
2877 varialble length accesses in early IPA SRA. Store the stmt - a new
2878 parameter - to the new access.
2879 (build_access_from_expr_1): New parameter stmt, passed to
2880 create_access. Handle INDIRECT_REFs.
2881 (build_access_from_expr): Pass the current statement to
2882 build_access_from_expr_1.
2883 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2885 (build_accesses_from_assign): Pass the current statement to
2886 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2887 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2888 final_bbs when necessary. Check for calls to __builtin_apply_args.
2889 Fixup EH info if anythng was changed.
2890 (is_unused_scalar_param): New function.
2891 (ptr_parm_has_direct_uses): New function.
2892 (find_param_candidates): New function.
2893 (mark_maybe_modified): New function.
2894 (analyze_modified_params): New function.
2895 (propagate_dereference_distances): New function.
2896 (dump_dereferences_table): New function.
2897 (analyze_caller_dereference_legality): New function.
2898 (unmodified_by_ref_scalar_representative): New function.
2899 (splice_param_accesses): New function.
2900 (decide_one_param_reduction): New function.
2901 (enum ipa_splicing_result): New type.
2902 (splice_all_param_accesses): New function.
2903 (get_param_index): New function.
2904 (turn_representatives_into_adjustments): New function.
2905 (analyze_all_param_acesses): New function.
2906 (get_replaced_param_substitute): New function.
2907 (get_adjustment_for_base): New function.
2908 (replace_removed_params_ssa_names): New function.
2909 (sra_ipa_reset_debug_stmts): New function.
2910 (sra_ipa_modify_expr): New function.
2911 (sra_ipa_modify_assign): New function.
2912 (convert_callers): New function.
2913 (modify_function): New function.
2914 (ipa_sra_preliminary_function_checks): New function.
2915 (ipa_early_sra): New function.
2916 (ipa_early_sra_gate): New function.
2917 (pass_early_ipa_sra): New variable.
2918 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2920 2009-09-17 Michael Matz <matz@suse.de>
2923 * tree.c (build_type_attribute_qual_variant): Export.
2924 * tree.h (build_type_attribute_qual_variant): Declare.
2925 * tree-inline.c (remap_type_1): Use it to build variants with
2926 the original qualifiers and attributes.
2928 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2930 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2931 without a fallthrough edge.
2933 2009-09-16 DJ Delorie <dj@redhat.com>
2935 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2936 chip and ignore the "fast_interrupt" attribute if so.
2938 2009-09-16 Richard Henderson <rth@redhat.com>
2941 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2944 2009-09-16 Richard Henderson <rth@redhat.com>
2947 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2948 is set only if DECL_NO_STATIC_CHAIN is unset.
2949 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2950 (FOR_EACH_NEST_INFO): New.
2951 (walk_all_functions): Use it.
2952 (finalize_nesting_tree): Likewise.
2953 (unnest_nesting_tree): Likewise.
2954 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2955 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2956 (convert_gimple_call): Early out if gimple_call_chain already set.
2957 (convert_all_function_calls): Iterate until no new functions
2958 require a static chain.
2959 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2960 when building a trampoline. Use dump_function_to_file instead
2962 (lower_nested_functions): Open dump_file. Validate that decls
2963 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2964 bit reset by this pass.
2966 2009-09-16 Michael Matz <matz@suse.de>
2969 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2970 shorten decl_common_unused.
2971 (DECL_RESTRICTED_P): New accessor.
2972 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2973 to disambiguate marked decls and restrict pointers.
2975 2009-09-16 Richard Henderson <rth@redhat.com>
2978 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2980 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2982 * integrate.c (set_block_abstract_flags): Call
2983 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2985 2009-09-16 Richard Guenther <rguenther@suse.de>
2988 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2991 2009-09-16 DJ Delorie <dj@redhat.com>
2992 Kaz Kojima <kkojima@gcc.gnu.org>
2994 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2995 (sh_expand_prologue): Update calls to output_stack_adjust.
2996 (sh_expand_epilogue): Likewise.
2998 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3001 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3002 trying to limit the extent of searches in the insn stream.
3004 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3005 Jakub Jelinek <jakub@redhat.com>
3009 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3011 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3012 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3013 (rs6000_savres_strategy): Always save FP registers inline if the
3014 target doesn't support hardware double-precision. Set the above
3015 bits in return value when needed.
3016 (rs6000_savres_routine_sym): Fix computation for cache selector.
3017 Mark the generated symbol as a function. Rename exitp argument to
3018 lr. Move code for determining the name of the symbol...
3019 (rs6000_savres_routine_name): ...here. New function. Add cases for
3020 getting the names right on AIX and 64-bit Linux.
3021 (savres_routine_name): New variable.
3022 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3023 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3024 on what the target routine uses as a base register. If savep && lr
3025 describe saving of r0 into memory slot.
3026 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3027 line calls for AIX ABI.
3028 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3029 determine FP save/restore functions.
3030 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3031 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3033 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3034 Duplicate restoration of LR and execute the appropriate one
3035 depending on whether GPRs are being restored inline. Set r11 from
3036 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3037 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3038 Fix out of line calls for AIX ABI.
3039 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3041 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3043 (*restore_gpregs_spe): Likewise.
3044 (*return_and_restore_gpregs_spe): Likewise.
3045 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3046 Define to empty string unconditionally.
3047 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3048 Define to empty string unconditionally.
3049 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3052 2009-09-15 Jan Hubicka <jh@suse.cz>
3054 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3055 * params.def (inline-insns-auto): Likewise.
3057 2009-09-15 Martin Jambor <mjambor@suse.cz>
3059 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3060 individual statements only at TDF_DETAILS dump level. Format
3061 source for 80 characters per line.
3063 2009-09-15 Christian Bruel <christian.bruel@st.com>
3065 * regrename.c (do_replace): Update REG_DEAD notes.
3067 2009-09-15 Revital Eres <eres@il.ibm.com>
3069 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3070 * targhooks.c (default_builtin_support_vector_misalignment):
3071 New builtin function.
3072 * targhooks.h (default_builtin_support_vector_misalignment):
3074 * target.h (builtin_support_vector_misalignment):
3075 New field in struct gcc_target.
3076 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3077 new builtin function.
3078 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3080 * config/rs6000/rs6000.c
3081 (rs6000_builtin_support_vector_misalignment): New function.
3082 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3084 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3086 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3088 (bfin_optimize_loop): Likewise.
3089 (bfin_gen_bundles): Likewise.
3090 (workaround_speculation): Likewise.
3091 (find_load): Return NULL_RTX for debug_insn.
3093 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3095 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3098 2009-09-14 DJ Delorie <dj@redhat.com>
3100 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3101 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3104 2009-09-14 Richard Henderson <rth@redhat.com>
3105 Jakub Jelinek <jakub@redhat.com>
3107 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3108 * cfgbuild.c (make_edges): Handle asm goto.
3109 * cfglayout.c (fixup_reorder_chain): Likewise.
3110 * cfgrtl.c (patch_jump_insn): Likewise.
3111 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3112 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3113 (gimple_build_asm_vec): Add and use labels parameter.
3114 (gimple_build_asm): Remove.
3115 (walk_gimple_asm): Walk labels too.
3116 * gimple.def (GIMPLE_ASM): Update docs.
3117 * gimple.h: Update decls.
3118 (struct gimple_statement_asm): Change nc to use unsigned char;
3120 (gimple_asm_nlabels): New.
3121 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3122 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3123 into gimple_build_asm_vec.
3124 * jump.c (mark_jump_label_asm): New.
3125 (mark_jump_label): Use it.
3126 (redirect_jump_1): Handle asm goto.
3127 (invert_jump_1): Soft fail if X is null.
3128 * recog.c (extract_asm_operands): New.
3129 (asm_noperands): Use it; handle asm labels.
3130 (decode_asm_operands): Use extract_asm_operands.
3131 (asm_operand_ok): Properly handle empty string.
3132 * reg-stack.c (get_asm_operands_in_out): Rename from
3133 get_asm_operand_n_inputs; use extract_asm_operands; return both
3134 inputs and outputs by reference; update all callers.
3135 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3136 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3137 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3138 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3139 (extract_asm_operands): Declare.
3140 * stmt.c (expand_asm_operands): Add and use labels parameter.
3141 (check_unique_operand_names): Likewise.
3142 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3143 (expand_asm_stmt): Handle asm labels.
3144 * tree-cfg.c (make_gimple_asm_edges): New.
3145 (make_edges): Use it.
3146 (cleanup_dead_labels): Handle asm labels.
3147 (is_ctrl_altering_stmt): Likewise.
3148 (gimple_redirect_edge_and_branch): Likewise.
3149 * tree.def (ASM_EXPR): Add 5th operand.
3150 * tree.h (ASM_LABELS): New.
3151 (resolve_asm_operand_names): Update decl.
3153 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3154 (c_parser_asm_goto_operands): New.
3155 * c-tree.h (build_asm_expr): Update decl.
3156 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3157 * doc/extend.texi: Document asm goto.
3159 2009-09-14 Richard Henderson <rth@redhat.com>
3161 * except.h: Update declarations.
3162 (struct pointer_map_t): Forward declare.
3163 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3164 (struct eh_landing_pad_d, eh_landing_pad): New.
3165 (struct eh_catch_d, eh_catch): New.
3166 (struct eh_region_d): Remove next_region_sharing_label, aka,
3167 label, tree_label, landing_pad, post_landing_pad, resume,
3168 may_contain_throw. Rename region_number to index. Remove
3169 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3170 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3171 (VEC(eh_landing_pad,gc)): New.
3172 (struct eh_status): Remove last_region_number. Add lp_array,
3173 throw_stmt_table, ttype_data, ehspec_data.
3174 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3175 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3176 * except.c (lang_protect_cleanup_actions): Return tree.
3177 (struct ehl_map_entry): Remove.
3178 (init_eh_for_function): Push zero entries for region and lp_array.
3179 (gen_eh_region): Add to region_array immediately.
3180 (gen_eh_region_catch): Operate on eh_catch objects.
3181 (gen_eh_landing_pad): New.
3182 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3183 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3184 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3185 (get_eh_landing_pad_from_number_fn): New.
3186 (get_eh_landing_pad_from_number): New.
3187 (get_eh_region_from_lp_number_fn): New.
3188 (get_eh_region_from_lp_number): New.
3189 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3190 (get_exception_pointer, get_exception_filter): Remove.
3191 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3192 (current_function_has_exception_handlers): Simplify.
3193 (bring_to_root, eh_region_replaceable_by_p): Remove.
3194 (replace_region, hash_type_list, hash_eh_region): Remove.
3195 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3196 (label_to_region_map, num_eh_regions): Remove.
3197 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3198 (find_exception_handler_labels): Remove.
3199 (duplicate_eh_regions_0, find_prev_try): Remove.
3200 (struct duplicate_eh_regions_data): New.
3201 (duplicate_eh_regions_1): Rewrite.
3202 (duplicate_eh_regions): Return a pointer map instead of an
3204 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3205 (redirect_eh_edge_to_label): Remove.
3206 (eh_region_outermost): Rewrite using eh_region pointers
3207 instead of integers.
3208 (add_ttypes_entry): Update for ttype_data move to eh_status.
3209 (add_ehspec_entry): Rewrite with VEC instead of varray.
3210 (assign_filter_values): Likewise. Export.
3211 (build_post_landing_pads, connect_post_landing_pads): Remove.
3212 (dw2_build_landing_pads): Rewrite to use lp_array.
3213 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3214 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3215 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3216 (sjlj_mark_call_sites): Update for landing pad numbers.
3217 (finish_eh_generation): Rewrite.
3218 (gate_handle_eh): Do nothing for no eh tree.
3219 (pass_rtl_eh): Move up near finish_eh_generation.
3220 (remove_eh_landing_pad): New.
3221 (remove_eh_handler): Export.
3222 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3223 (for_each_eh_label): Rewrite to use lp_array.
3224 (make_reg_eh_region_note): New.
3225 (make_reg_eh_region_note_nothrow_nononlocal): New.
3226 (insn_could_throw_p): New.
3227 (copy_reg_eh_region_note_forward): New.
3228 (copy_reg_eh_region_note_backward): New.
3229 (check_handled, add_reachable_handler): Remove.
3230 (reachable_next_level, foreach_reachable_handler): Remove.
3231 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3232 (get_eh_region_and_lp_from_rtx): New.
3233 (get_eh_region_from_rtx): New.
3234 (can_throw_internal_1, can_throw_external_1): Remove.
3235 (can_throw_internal): Use get_eh_region_from_rtx.
3236 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3237 (insn_nothrow_p, can_nonlocal_goto): New.
3238 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3239 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3240 (add_action_record): Use VEC not varray.
3241 (collect_one_action_chain): Update for eh_region changes.
3242 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3243 Use get_eh_region_and_lp_from_rtx.
3244 (gate_convert_to_eh_region_ranges): New.
3245 (pass_convert_to_eh_region_ranges): Use it.
3246 (push_uleb128, push_sleb128): Use VEC not varray.
3247 (output_one_function_exception_table): Likewise.
3248 (dump_eh_tree): Update for eh_region changes.
3249 (verify_eh_tree): Likewise.
3250 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3251 * tree-eh.c: Include target.h.
3252 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3253 Don't disallow GIMPLE_RESX; adjust argument check.
3254 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3255 (record_stmt_eh_region): Update for landing pad numbers;
3256 generate a landing pad if necessary.
3257 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3258 (remove_stmt_from_eh_lp_fn): Similarly.
3259 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3260 Update for lp numbers; don't special case missing throw_stmt_table.
3261 (lookup_expr_eh_lp): Similarly.
3262 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3263 (eh_seq, eh_region_may_contain_throw): New.
3264 (struct leh_state): Add ehp_region.
3265 (struct leh_tf_state): Remove eh_label.
3266 (emit_post_landing_pad): New.
3267 (emit_resx, emit_eh_dispatch): New.
3268 (note_eh_region_may_contain_throw): New.
3269 (frob_into_branch_around): Take eh_region not eh label;
3270 emit eh code into eh_seq.
3271 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3272 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3273 lower_eh_must_not_throw. Emit code to eh_seq.
3274 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3275 (lower_try_finally_onedest): Likewise.
3276 (lower_try_finally_copy): Likewise.
3277 (lower_try_finally_switch): Likewise.
3278 (lower_try_finally): Initialize ehp_region.
3279 (lower_catch): Update for eh_catch objects.
3280 (lower_eh_filter): Don't handle must_not_throw.
3281 (lower_eh_must_not_throw): New.
3282 (lower_cleanup): Don't set eh_label.
3283 (lower_eh_constructs_2): Resolve eh builtins.
3284 Handle GIMPLE_EH_MUST_NOT_THROW.
3285 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3286 Add eh_seq to the end of the function body.
3287 (make_eh_dispatch_edges): New.
3288 (make_eh_edge): Remove.
3289 (make_eh_edges): Simplify for landing pads.
3290 (redirect_eh_edge_1): New.
3291 (redirect_eh_edge): Use it.
3292 (redirect_eh_dispatch_edge): New.
3293 (stmt_could_throw_p): Use a switch. Allow RESX.
3294 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3295 (stmt_can_throw_internal): Likewise.
3296 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3297 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3298 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3299 (gate_refactor_eh): New.
3300 (pass_refactor_eh): Use it.
3301 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3302 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3303 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3304 (remove_unreachable_handlers): Rename from
3305 tree_remove_unreachable_handlers; rewrite for landing pads;
3306 call remove_eh_handler directly.
3307 (remove_unreachable_handlers_no_lp): New.
3308 (unsplit_eh, unsplit_all_eh): New.
3309 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3310 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3311 (cleanup_empty_eh_unsplit): New.
3312 (cleanup_empty_eh): Rewrite.
3313 (cleanup_all_empty_eh): New.
3314 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3315 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3316 (gate_cleanup_eh): New.
3317 (pass_cleanup_eh): Use it.
3318 (verify_eh_edges): Move later in file. Expect one EH edge.
3319 (verify_eh_dispatch_edge): New.
3321 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3322 (gtype-desc.o): Add TARGET_H.
3323 (tree.o): Use EXCEPT_H, not except.h.
3324 (cfgbuild.o): Add EXPR_H.
3325 (GTFILES): Add vecprim.h.
3326 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3327 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3328 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3329 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3330 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3331 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3332 calls to can_throw_internal.
3333 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3334 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3335 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3336 (expand_gimple_stmt): Use make_reg_eh_region_note.
3337 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3338 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3339 or find_exception_handler_labels.
3340 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3341 there is exacly one EH edge. Use can_nonlocal_goto and
3343 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3344 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3345 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3346 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3347 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3348 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3349 * dse.c (scan_insn): Use insn_could_throw_p.
3350 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3351 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3352 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3353 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3354 EXC_PTR_EXPR or FILTER_EXPR.
3355 (tree_expr_nonzero_warnv_p): Likewise.
3356 * function.h: Include vecprim.h, not varray.h
3357 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3358 move ttype_data and ehspec_data members to struct eh_status; change
3359 action_record_data member to a VEC.
3360 * gcse.c (hash_scan_set): Use can_throw_internal.
3361 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3362 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3363 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3364 (block_may_fallthru): Don't handle RESX_EXPR.
3365 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3366 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3367 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3368 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3369 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3370 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3371 (gimple_size): Likewise.
3372 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3373 (gimple_build_resx): Use gimple_build_with_ops.
3374 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3375 (is_gimple_val): Likewise.
3376 (is_gimple_stmt): Remove RESX_EXPR.
3377 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3378 (GIMPLE_RESX): Reorder with other EH constructs.
3379 * gimple.h (struct gimple_statement_eh_mnt): New.
3380 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3381 (gimple_eh_filter_must_not_throw): Remove.
3382 (gimple_eh_filter_set_must_not_throw): Remove.
3383 (gimple_eh_must_not_throw_fndecl): New.
3384 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3385 (is_gimple_resx): New.
3386 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3387 Don't copy EH_FILTER_MUST_NOT_THROW.
3388 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3389 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3390 handle must_not_throw_labels specially.
3391 * ipa-pure-const.c (check_call): Update debug statement for LP.
3392 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3393 * ipa-utils.c (get_base_var): Likewise.
3394 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3395 * lower-subreg.c (move_eh_region_note): Remove.
3396 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3397 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3398 (create_task_copyfn): Likewise.
3399 (maybe_catch_exception): Use gimple_build_eh_filter.
3400 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3401 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3402 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3403 and pass_lower_resx.
3404 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3405 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3406 can_throw_internal, can_nonlocal_goto.
3407 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3408 copy_reg_eh_region_note_forward.
3409 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3410 (emit_output_reload_insns): Likewise.
3411 (copy_eh_notes): Remove.
3412 * rtl.def (RESX): Remove.
3413 * rtl.h: Update declarations.
3414 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3415 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3416 (update_eh_label): Remove.
3417 (cleanup_dead_labels_eh): New.
3418 (cleanup_deal_labels): Use it instead of update_eh_label.
3419 (gimple_merge_blocks): Update landing pad data structure when
3420 removing a landing pad label.
3421 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3422 test; handle GIMPLE_EH_MUST_NOT_THROW.
3423 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3424 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3425 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3426 (verify_stmt): Likewise. Verify landing pads.
3427 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3428 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3429 (struct move_stmt_d): Add eh_map.
3430 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3431 (move_stmt_r): Remap eh region numbers in builtin calls,
3432 resx and eh_dispatch.
3433 (move_block_to_fn): Remove eh_offset parameter. Use
3434 maybe_duplicate_eh_stmt_fn.
3435 (find_outermost_region_in_block): Operate on eh_region pointers
3436 instead of region numbers.
3437 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3438 duplicate_eh_regions.
3439 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3440 test earlier. Disallow EH landing pads.
3441 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3442 * tree-flow.h: Update declarations.
3443 (struct tree_ann_common_d): Replace rn with lp_nr.
3444 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3445 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3446 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3447 resx and eh_dispatch.
3448 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3449 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3450 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3451 from duplicate_eh_regions.
3452 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3453 update RESX; handle EH_DISPATCH.
3454 (expand_call_inline): Set eh_lp_nr, not eh_region.
3455 (maybe_inline_call_in_expr): Likewise.
3456 * tree-inline.h (struct copy_body_data): Replace eh_region with
3457 eh_lp_nr, eh_region_offset with eh_map.
3458 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3459 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3460 * tree-pretty-print.c (dump_generic_node): Don't handle
3461 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3462 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3463 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3464 EXC_PTR_EXPR, FILTER_EXPR.
3465 * tree-ssa-operands.c (get_expr_operands): Likewise.
3466 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3467 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3468 (ao_ref_init_from_vn_reference): Likewise.
3469 * tree-ssa-sink.c (statement_sink_location): Likewise.
3470 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3471 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3472 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3473 EXC_PTR_EXPR, FILTER_EXPR.
3474 (is_exception_related): Remove.
3475 (compute_avail): Don't call it.
3476 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3477 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3478 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3479 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3481 (build_resx): Remove.
3482 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3483 * tree.h: Update declarations.
3484 (EH_FILTER_MUST_NOT_THROW): Remove.
3485 (struct tree_label_decl): Add eh_landing_pad_nr.
3486 (EH_LANDING_PAD_NR): New.
3487 * value-prof.c (gimple_ic): Tidy variable names. Update for
3488 landing pad numbers.
3489 (gimple_stringop_fixed_value): Tidy variable names. Assert
3490 that neither call stmt can throw.
3491 * vecprim.h (uchar): New.
3492 (VEC(uchar,heap), VEC(uchar,gc)): New.
3494 * c-common.c (c_define_builtins): Update call to
3495 build_common_builtin_nodes.
3496 * c-parser.c (c_parse_file): Don't call
3497 default_init_unwind_resume_libfunc.
3499 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3501 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3502 (mips_cprestore_address_p): Likewise.
3503 (mips_save_gp_to_cprestore_slot): Likewise.
3504 (mips_restore_gp): Rename to...
3505 (mips_restore_gp_from_cprestore_slot): ...this.
3506 (mips_must_initialize_gp_p): Declare.
3507 (mips_emit_save_slot_move): Likewise.
3508 (mips_output_load_label): Return nothing.
3509 (mips_eh_uses): Declare.
3510 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3511 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3512 (TARGET_ABSOLUTE_JUMPS): Likewise.
3513 (EH_USES): Likewise.
3514 (FIRST_PSEUDO_REGISTER): Update comment.
3515 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3516 (MIPS_CALL): ...here.
3517 (REGISTER_NAMES): Add $cprestore.
3518 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3519 Add load_label_length, has_inflexible_gp_insn_p,
3520 has_flexible_gp_insn_p, must_initialize_gp_p and
3521 must_restore_gp_when_clobbered_p.
3522 (mips_expand_call): Don't generate split instructions here.
3523 (mips_split_call): Update the call to mips_restore_gp after
3524 the above name change.
3525 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3526 (mips_find_gp_ref): New function.
3527 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3528 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3529 (mips_insn_has_flexible_gp_ref_p): Likewise.
3530 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3531 (mips_function_has_gp_insn): Delete.
3532 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3533 Use the new functions above. Only return INVALID_REGNUM
3534 for TARGET_ABSOLUTE_JUMPS.
3535 (mips_must_initialize_gp_p): New function.
3536 (mips_get_cprestore_base_and_offset): New function, extracted from...
3537 (mips_cprestore_slot): ...here. Take a bool parameter.
3538 (mips_cfun_has_cprestore_slot_p): New function.
3539 (mips_cprestore_address_p): Likewise.
3540 (mips_save_gp_to_cprestore_slot): Likewise.
3541 (mips_restore_gp): Rename to...
3542 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3543 epilogue_completed. Update the call to mips_cprestore_slot.
3544 Test cfun->machine->must_restore_gp_when_clobbered_p.
3545 (mips_direct_save_slot_move_p): New function.
3546 (mips_emit_save_slot_move): Likewise.
3547 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3548 of cfun->machine->global_pointer.
3549 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3550 (mips_save_reg): Use mips_emit_save_slot_move.
3551 (mips_expand_prologue): Set must_initialize_gp_p.
3552 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3553 for all cprestore saves. Emit a use_cprestore instruction after
3554 setting up the cprestore slot.
3555 (mips_restore_reg): Use mips_emit_save_slot_move.
3556 (mips_process_load_label): New function.
3557 (mips_load_label_length): Likewise.
3558 (mips_output_load_label): Don't return asm: output it here instead.
3559 Use mips_process_load_label.
3560 (mips_adjust_insn_length): Adjust the length of branch instructions
3561 that have length MAX_PIC_BRANCH_LENGTH.
3562 (mips_output_conditional_branch): Update the call to
3563 mips_output_load_label. Assume the branch target is OPERANDS[0]
3564 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3565 (mips_output_order_conditional_branch): Swap the meaning of
3566 OPERANDS[0] and OPERANDS[1].
3567 (mips_variable_issue): Don't count ghost instructions.
3568 (mips_expand_ghost_gp_insns): New function.
3569 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3570 (mips_output_mi_thunk): Set must_initialize_gp_p.
3571 (mips_eh_uses): New function.
3572 * config/mips/predicates.md (cprestore_save_slot_operand)
3573 (cprestore_load_slot_operand): New predicates.
3574 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3575 (UNSPEC_MOVE_GP): Likewise.
3576 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3577 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3578 (CPRESTORE_SLOT_REGNUM): New register.
3579 (MAX_PIC_BRANCH_LENGTH): New constant.
3580 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3581 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3582 branches. Fix commentary.
3583 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3584 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3585 Change type to "ghost".
3586 (loadgp_absolute_<mode>): Likewise.
3587 (loadgp_rtp_<mode>): Likewise.
3588 (copygp_mips16): Likewise.
3589 (loadgp_blockage): Remove redundant mode attribute.
3590 (potential_cprestore): New instruction.
3591 (cprestore): Turn into an unspec set.
3592 (use_cprestore): New instruction.
3593 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3594 (*branch_fp_inverted): Likewise.
3595 (*branch_order<mode>): Likewise.
3596 (*branch_order<mode>_inverted): Likewise.
3597 (*branch_equality<mode>): Likewise.
3598 (*branch_equality<mode>_inverted): Likewise.
3599 (*branch_bit<bbv><mode>): Likewise.
3600 (*branch_bit<bbv><mode>_inverted): Likewise.
3601 (*branch_equality<mode>_mips16): Remove redundant mode.
3602 (jump): Turn into a define_expand.
3603 (*jump_absolute): New instruction.
3604 (*jump_pic): Likewise.
3605 (*jump_mips16): Rename previously-unnamed pattern. Remove
3606 redundant mode attribute.
3607 (restore_gp): Split on epilogue_completed rather than
3608 reload_completed. Change type to "ghost".
3609 (move_gp<mode>): New instruction.
3610 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3611 Remove redundant mode attribute.
3612 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3613 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3614 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3616 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3619 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3620 are returned in the same register (vs34 or v2) that Altivec vector
3621 types are returned in.
3622 (rs6000_libcall_value): Ditto.
3625 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3626 instead of explicit addsi3/adddi3 calls.
3627 (rs6000_split_multireg_move): Ditto.
3628 (rs6000_emit_allocate_stack): Ditto.
3629 (rs6000_emit_prologue): Ditto.
3630 (rs6000_output_mi_thunk): Ditto.
3632 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3633 size is 64 bits if we can use 64-bit registers.
3635 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3637 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3640 From Jie Zhang <jie.zhang@analog.com>:
3641 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3642 save FP and RETS with saveall attribute.
3643 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3644 with saveall attribute.
3646 * config/bfin/bfin.c (bfin_expand_builtin,
3647 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3650 From Jie Zhang <jie.zhang@analog.com>:
3651 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3652 before use in two places.
3653 * config/bfin/bfin.md (AREG): Define mode iterator.
3654 (reload_in, reload_out): Use mode iterator AREG.
3656 2009-09-14 Richard Guenther <rguenther@suse.de>
3659 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3660 EH personality path.
3662 2009-09-13 Richard Guenther <rguenther@suse.de>
3663 Rafael Avila de Espindola <espindola@google.com>
3665 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3666 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3667 (LANG_HOOKS_INITIALIZER): Adjust.
3668 (lhd_pass_through_t): Declare.
3669 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3671 * langhooks.c (lhd_pass_through_t): New function.
3672 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3673 dwarf2out_begin_prologue): Use personality from current_function_decl.
3674 * expr.h (get_personality_function): Declare.
3675 * expr.c (get_personality_function): New function.
3676 (build_personality_function): Likewise.
3677 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3678 (eh_personality_libfunc): Remove.
3679 * optabs.c (build_libfunc_function): New function split out from ...
3680 (init_one_libfunc): ... here.
3681 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3682 (tree_function_decl): Add personality.
3683 (lhd_gcc_personality): Declare.
3684 (build_personality_function): Likewise.
3685 * tree.c (gcc_eh_personality_decl): New.
3686 (lhd_gcc_personality): New function.
3687 * except.h (lang_eh_runtime_type): Remove.
3688 (enum eh_personality_kind): New.
3689 (build_personality_function): Declare.
3690 (function_needs_eh_personality): Declare.
3691 * except.c (lang_eh_runtime_type): Remove.
3692 (function_needs_eh_personality): New function.
3693 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3694 (sjlj_emit_function_enter, output_function_exception_table):
3695 Use personality from current_function_decl.
3696 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3697 * tree-inline.c (tree_can_inline_p): Do not inline across different
3699 (expand_call_inline): Likewise. Adjust the callers EH personality.
3700 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3701 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3702 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3703 (c-parser.o): Likewise
3704 * c-tree.h (c_eh_initialized_p): Remove.
3705 (c_maybe_initialize_eh): Likewise.
3706 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3707 (finish_decl): Don't call c_maybe_initialize_eh.
3708 (c_eh_initialized_p): Remove.
3709 (c_maybe_initialize_eh): Likewise.
3710 * c-parser.c (c_parser_omp_construct): Likewise.
3711 (c_parse_file): Initialize exception handling.
3713 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3715 * config.gcc (tm_file): Remove i386/biarch32.h
3716 for i?86-w64-mingw* case.
3717 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3719 * config.host: Set for x64 mingw the option
3720 use_long_long_for_widest_fast_int to yes.
3722 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3724 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3725 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3726 (dbxout_begin_function): Likewise.
3727 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3728 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3729 set on the function.
3730 (final_end_function): Likewise.
3731 (final_scan_insn): Likewise.
3732 (rest_of_handle_final): Likewise.
3733 * varasm.c (assemble_start_function): Likewise.
3734 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3736 2009-09-12 Jason Merrill <jason@redhat.com>
3738 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3739 * opts.c (common_handle_option): constify.
3741 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3743 * doc/install.texi (avr): Remove obsolete reference site.
3745 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3747 * doc/install.texi (Binaries): Adjust AIX link.
3749 2009-09-12 Akim Demaille <demaille@gostai.com>
3751 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3752 Use an imperative sentence.
3754 2009-09-11 Richard Henderson <rth@redhat.com>
3756 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3757 structure-name and has-tree-operands arguments; update all entries.
3758 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3760 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3761 (gsstruct_code_size): New.
3762 (gss_for_code_): New.
3763 (gss_for_code): Remove.
3764 (gimple_size): Rewrite using gsstruct_code_size.
3765 (gimple_statement_structure): Move to gimple.h.
3766 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3767 (gss_for_code, gimple_statement_structure): New.
3768 (gimple_ops): Use new arrays; tidy.
3770 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3772 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3773 operand to be a PLUS expression.
3774 * config/pa/pa.c (pa_secondary_reload): Likewise.
3776 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3778 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3780 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3783 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3785 From Jie Zhang <jie.zhang@analog.com>:
3786 * doc/extend.texi (node Function Attributes): Document l2
3788 (node Blackfin Variable Attributes): Document l2 variable attributes.
3790 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3792 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3793 to match the system compiler's configuration at inflection point.
3794 Add comment to remark a remaining difference with system compiler.
3796 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3797 * configure: Regenerate.
3799 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3801 From Jie Zhang <jie.zhang@analog.com>:
3802 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3803 (bfin_handle_l2_attribute): New.
3804 (bfin_attribute_table): Add l2 attribute.
3806 2009-09-11 Michael Matz <matz@suse.de>
3809 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3810 on the local_decls list.
3812 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3816 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3818 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3819 for VALUEs, to implement the documented interface.
3820 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3821 Adjust for VALUEs and anything else, to implement the
3822 documented interface.
3824 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3826 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3827 with actual SPE/paired vector modes before using 64-bit alignment.
3828 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3830 2009-09-10 DJ Delorie <dj@redhat.com>
3832 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3835 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3836 * config/mep/mep.c (mep_legitimate_constant_p): New.
3837 * config/mep/mep-protos.h: Prototype it.
3839 2009-09-10 Richard Henderson <rth@redhat.com>
3841 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3843 2009-09-10 Jason Merrill <jason@redhat.com>
3845 * tree.c (chain_index): New fn.
3846 * tree.h: Declare it.
3848 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3850 * config/sol2-c.c (cmn_err_length_specs): Initialize
3851 scalar_identity_flag.
3853 2009-09-10 Richard Henderson <rth@redhat.com>
3855 * tree.h (struct tree_decl_common): Move align member earlier;
3856 move label_decl_uid member ...
3857 (struct tree_label_decl): ... here.
3858 (LABEL_DECL_UID): Update to match.
3860 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3863 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3864 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3866 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3867 dest_prev if the edge is complex.
3869 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3871 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3872 loop latch tests earlier.
3874 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3875 before GIMPLE_RETURN, not after its predecessor; insert
3878 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3879 gimple_seq_empty_p to test for no PHI nodes.
3880 * tree-cfg.c (split_critical_edges): Likewise.
3882 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3884 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3886 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3887 introduced by the VTA branch merge.
3889 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3891 * ira-conflicts.c: Use fputs or putc instead of fprintf
3895 * tree-switch-conversion.c: Ditto.
3897 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3899 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3900 introduced by the VTA branch merge.
3902 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3905 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3907 PR rtl-optimization/39779
3908 * expr.c (convert_modes): Return when mode == oldmode after
3909 CONST_INTs are processed.
3911 2009-09-10 Nick Clifton <nickc@redhat.com>
3913 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3914 attribute and referring decl when creating renamed symbol.
3916 2009-09-10 Richard Guenther <rguenther@suse.de>
3919 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3921 (cgraph_finalize_compilation_unit): Compute reachability
3922 before emitting thunks. Properly process aliases before
3923 possibly removing unreachable nodes.
3925 2009-09-10 Richard Guenther <rguenther@suse.de>
3928 * tree.c (struct free_lang_data_d): Add worklist member.
3929 (find_decls_types_r): Push onto the worklist instead of recursing.
3930 Handle TREE_BINFOs properly.
3931 (find_decls_types): New function wrapped around find_decls_types_r
3932 to process the worklist.
3933 (find_decls_types_in_eh_region): Use it.
3934 (find_decls_types_in_node): Likewise.
3935 (find_decls_types_in_var): Likewise.
3936 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3937 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3938 (AGGREGATE_TYPE_P): Adjust.
3940 2009-09-09 Jason Merrill <jason@redhat.com>
3942 * configure.ac: Check glibc version even if we have an in-tree
3945 2009-09-09 Anthony Green <green@moxielogic.com>
3947 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3948 the constant 0 when appropriate.
3949 * config/moxie/constraints.md: Add constraint O.
3951 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3952 to pass up to 6 32-bit argument values in registers.
3953 (moxie_function_arg): Ditto.
3954 (moxie_arg_partial_bytes): Ditto.
3955 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3956 (REG_PARM_STACK_SPACE): Ditto.
3957 (FUNCTION_ARG_REGNO_P): Ditto.
3959 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3960 instruction to allocate stack space.
3962 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3964 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3965 unnecessarily stringent constraints. Fix address
3966 calculation in the splitters.
3968 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3970 PR rtl-optimization/39779
3971 * expr.c (convert_modes): Return when mode == oldmode after
3972 CONST_INTs are processed.
3974 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3977 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3978 (ix86_expand_prologue): Take frame.padding0 into logic of
3980 (ix86_expand_epilogue): Likewise.
3982 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3984 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3986 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3987 * config/t-slibgcc-libgcc: New file.
3988 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3990 2009-09-09 Martin Jambor <mjambor@suse.cz>
3992 PR tree-optimization/41089
3993 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3996 2009-09-09 Richard Henderson <rth@redhat.com>
3998 * gimple.h (CASE_GIMPLE_OMP): New.
3999 (is_gimple_omp): Use it.
4000 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4001 (verify_gimple_debug): Likewise.
4003 2009-09-09 Richard Guenther <rguenther@suse.de>
4005 PR tree-optimization/41101
4006 * tree-ssa-pre.c (maximal_set): Remove.
4007 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4008 Defer all blocks we didn't visit at least one successor.
4009 (add_to_exp_gen): Do not add to the maximal set.
4010 (make_values_for_phi): Likewise.
4011 (compute_avail): Likewise.
4012 (init_pre): Do not allocate the maximal set.
4013 (execute_pre): Do not dump it.
4015 2009-09-09 Martin Jambor <mjambor@suse.cz>
4017 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4018 an SSA_NAME rather than a is_gimple_variable.
4020 2009-09-09 Richard Guenther <rguenther@suse.de>
4023 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4024 code dealing with plain pointer bases.
4025 (maybe_fold_offset_to_reference): Likewise.
4026 (maybe_fold_stmt_addition): Adjust.
4028 2009-09-09 Richard Guenther <rguenther@suse.de>
4030 * tree.c (free_lang_data_in_type): Do not free the type variant
4032 (free_lang_data): Merge char_type_node with its properly signed
4034 (pass_ipa_free): Collect after freeing language specific data.
4036 2009-09-09 Michael Matz <matz@suse.de>
4039 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4040 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4041 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4044 2009-09-08 DJ Delorie <dj@redhat.com>
4046 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4048 2009-09-04 Jason Merrill <jason@redhat.com>
4050 * tree.c (tree_find_value): Remove.
4051 * tree.h: Remove prototype.
4052 * varasm.c (assemble_external): Use value_member instead.
4054 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4056 * toplev.c (process_options): Choose default debugging type when
4057 gtoggle enables debug info and type is unset.
4059 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4063 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4066 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4068 * configure: Rebuilt with modified libtool.m4.
4070 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4075 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4077 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4079 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4080 (remove_statement): Likewise.
4081 (rewrite_use_nonlinear_expr): Adjust.
4082 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4083 * tree-ssa.c (release_defs_bitset): ... this. New.
4084 * tree-flow.h (release_defs_bitset): Declare.
4086 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4089 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4090 in the middle block.
4092 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4094 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4095 via intptr_t to long type.
4096 (insert_operand_rank): Cast long type via intptr_t to
4098 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4100 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4101 from pointer to unsigned via uintptr_t.
4103 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4104 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4106 * configure: Regenerated.
4107 * config.in: Regenerated
4108 * system.h (stdint.h): Add include.
4109 (inttypes.h): Likewise.
4110 * Makefile.in (aclocal): Add config/stdint.m4.
4111 * aclocal.m4: Regenerated.
4113 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4115 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4117 (note_np_check_stores): New function.
4118 (harmless_null_pointer_p): New function.
4119 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4120 changed. Take into account whether we're in the shadow of a condjump
4121 that tested NP_REG for NULL.
4122 Lose all code that tested for SEQUENCEs.
4123 (workaround_speculation): Avoid inserting NOPs for loads that are
4124 either always executed or a NULL pointer.
4126 2009-09-08 Jan Hubicka <jh@suse.cz>
4128 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4129 * params.def (early-inlining-insns): Likewise.
4131 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4133 PR rtl-optimization/41239
4134 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4135 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4137 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4138 across calls, as the calls might not always return normally.
4139 (call_may_noreturn_p): New function.
4140 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4141 (init_deps): Initialize it.
4142 (remove_from_deps): Also remove calls from
4143 last_function_call_may_noreturn list.
4145 2009-09-07 Richard Henderson <rth@redhat.com>
4147 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4148 more VR->OPERANDS than LHS operands. Free LHS before returning.
4150 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4152 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4153 (attr "addrtype"): New member "spreg".
4154 Use it if mem_spfp_address_operand is true for the address.
4155 (attr "type"): New entry "stall".
4156 (cpu_unit "load"): New.
4157 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4159 (insn_reservation "loadsp"): New.
4160 (insn_reservation "load_stall1"): New.
4161 (insn_reservation "load_stall3"): New.
4163 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4164 (mem_p_address_operand): Exclude stack and frame pointer based
4166 (mem_spfp_address_operand): New; match them here.
4167 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4168 (bfin_reorg): Call it if scheduling insns.
4169 (bfin_gen_bundles): Remove dummy insns created by
4170 add_sched_insns_for_speculation.
4172 From Jie Zhang <jie.zhang@analog.com>:
4173 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4174 bfin_si_revision, bfin_workarounds): Move these ...
4175 * config/bfin/bfin.h: ... here.
4177 From Mike Frysinger <michael.frysinger@analog.com>
4178 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4179 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4180 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4181 bf547m, bf548m, and bf549m.
4182 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4183 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4184 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4185 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4186 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4187 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4188 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4189 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4190 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4191 bf542m, bf544m, bf547m, bf548m, and bf549m.
4193 From Jie Zhang <jie.zhang@analog.com>:
4194 * config/bfin/predicates.md (p_register_operand): New predicate.
4195 (dp_register_operand): New predicate.
4196 * config/bfin/bfin-protos.h (WA_05000074): Define.
4197 (ENABLE_WA_05000074): Define.
4198 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4199 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4200 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4201 (define_attr addrtype): Allow load/store register to be P register.
4202 (define_attr storereg): New.
4203 (define_cpu_unit anomaly_05000074): New.
4204 (define_insn_reservation dsp32shiftimm): New.
4205 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4206 (define_insn_reservation loadp): Cannot use slot2.
4207 (define_insn_reservation loadsp): Cannot use slot2.
4208 (define_insn_reservation storep): Cannot use slot2. Does not
4209 apply when working around 05000074.
4210 (define_insn_reservation storep_anomaly_05000074): New.
4211 (define_insn_reservation storei): Does not apply when working
4213 (define_insn_reservation storei_anomaly_05000074): New.
4214 (define_attr length): Add dsp32shiftimm case.
4215 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4216 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4217 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4218 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4219 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4221 2009-09-07 Martin Jambor <mjambor@suse.cz>
4224 * tree-sra.c (create_artificial_child_access): Return NULL if
4225 build_ref_for_offset fails.
4226 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4227 and create_artificial_child_access to fail.
4229 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4232 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4233 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4234 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4236 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4238 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4239 block, ensure it has an exit edge. Emit a barrier after a jump.
4241 2009-09-07 Nick Clifton <nickc@redhat.com>
4243 * gcc.c (this_is_linker_script): New variable. Like
4244 this_is_library_file but for the %T constructor.
4245 (end_going_arg): If this_is_linker_script is set then locate the
4246 script and insert a --script switch before it
4247 (do_spec_2): Initialise this_is_linker_script.
4248 (do_spec_1): Likewise. Handle %T construct.
4249 (eval_spec_function): Preserve this_is_linker_script.
4250 * doc/invoke.texi: Document %T construct in spec files.
4251 * config/m32c/m32c.h (LIB_SPEC): Use it.
4253 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4255 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4256 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4257 when volatile flag is set.
4258 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4260 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4263 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4264 (combine_stack_adjustments_for_block): Allow insns between stack
4265 adjustments and stores with corresponding pre-(dec|inc)rement or
4266 pre-modify operation.
4268 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4271 * combine-stack-adj.c (struct csa_memlist): Rename to...
4272 (struct csa_reflist): ... this. Rename mem field to ref.
4273 (free_csa_memlist): Rename to...
4274 (free_csa_reflist): ... this.
4275 (record_one_stack_memref): Rename to...
4276 (record_one_stack_ref): ... this. Handle also REG_P.
4277 (try_apply_stack_adjustment): Handle also REG_P.
4278 (struct record_stack_memrefs_data): Rename to...
4279 (struct record_stack_refs_data): ... this. Rename memlist field to
4281 (record_stack_memrefs): Rename to...
4282 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4283 subexpressions instead of failing when a MEM contains SP references.
4284 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4285 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4287 2009-09-06 Richard Guenther <rguenther@suse.de>
4290 * tree.c (build_array_type): Do not record types marked
4291 with structural equality in the canonical type hashtable.
4293 2009-09-06 Richard Guenther <rguenther@suse.de>
4296 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4298 2009-09-05 Richard Guenther <rguenther@suse.de>
4301 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4303 2009-09-05 Richard Guenther <rguenther@suse.de>
4306 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4308 2009-09-05 Richard Guenther <rguenther@suse.de>
4311 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4312 before comparing function argument types.
4314 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4317 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4320 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4323 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4325 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4326 locators before emit_insn is called.
4328 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4331 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4332 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4333 (reginfo_init): Don't call allocate_reg_info.
4335 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4338 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4339 NONDEBUG_INSN_P instead of INSN_P.
4341 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4344 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4346 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4349 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4350 pattern of the split.
4352 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4354 * toplev.c (process_options): Move setter of flag_var_tracking
4355 before other tests that depend on it. Move down setter of
4356 flag_rename_registers. Don't enable var-tracking-assignments
4357 by default if selective scheduling is enabled. Warn if both
4360 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4362 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4363 comment. Use switch statement to catch overlaps between rtx
4364 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4365 (IS_DECL_CODE): ... here. Remove.
4366 (check_value_is_not_decl): Remove.
4367 (dv_from_decl, dv_from_value): Check after conversion.
4369 2009-09-04 Richard Guenther <rguenther@suse.de>
4372 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4373 after emitting tunks. Move emitting thunks and ctors from ...
4374 (cgraph_optimize): ... here. Remove redundant
4375 cgraph_analyze_functions.
4376 * varasm.c (find_decl_and_mark_needed): Remove no longer
4378 (finish_aliases_1): Adjust check for thunk aliases.
4380 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4382 * config/arm/arm.md (ctzsi2): Added braces
4383 to avoid warning that broke booststrap.
4385 2009-09-04 Martin Jambor <mjambor@suse.cz>
4387 PR tree-optimization/41112
4388 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4389 handle variable-bounded arrays.
4390 (expr_with_var_bounded_array_refs_p): New function.
4391 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4393 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4395 * config/s390/2097.md: Removed two incorrect bypasses.
4396 (z10_fsimpdf): Fixed latency.
4397 (z10_fhex): New insn_reservation.
4398 (z10_floaddf): Fixed latency.
4399 (z10_floadsf): Fixed latency.
4400 (z10_ftrunctf): Fixed latency.
4401 (z10_ftruncdf): Fixed latency.
4402 * config/s390/s390.c (z10_cost): Fixed values.
4403 (s390_adjust_priority): Added z10 path.
4404 * config/s390/s390.md (type): Added fhex.
4405 (*mov<mode>_64dfp): Updated type attribute.
4406 (*mov<mode>_64): Updated type attribute.
4407 (*mov<mode>_31): Updated type attribute.
4408 (*mov<mode>"): Likewise.
4409 * config/s390/2084.md (x_fsimpdf): Updated condition.
4411 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4413 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4414 RTXs in the predicate for operand 1.
4416 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4418 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4419 (rbitsi2): New insn.
4420 (ctzsi2): New expand.
4421 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4423 2009-09-03 Martin Jambor <mjambor@suse.cz>
4425 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4426 (create_artificial_child_access): Use build_ref_for_offset instead
4427 of duplicate_expr_for_different_base.
4428 (propagate_subacesses_accross_link): Likewise.
4430 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4432 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4434 (mips16e_collect_argument_saves): Skip debug instructions.
4435 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4436 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4437 (r10k_insert_cache_barriers): Likewise.
4438 (mips_reorg_process_insns): Likewise.
4440 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4443 * ira.c (update_equiv_reg): Remove check on class likely spill.
4445 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4448 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4449 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4453 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4454 the stack slot if it is passed by invisible reference.
4455 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4456 by invisible reference.
4458 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4460 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4461 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4462 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4464 * config/bfin/sync.md: New file.
4465 * config/bfin/bfin.md: Include it.
4466 (UNSPEC_ATOMIC): New.
4467 (UNSPEC_ONES): Provide a unique number.
4469 From Jie Zhang <jie.zhang@analog.com>:
4470 * config/bfin/bfin.c (ret_regs): New.
4471 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4472 (must_save_rets_p): New.
4473 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4474 current_function_is_leaf.
4475 (do_link): Likewise.
4476 (do_unlink): Likewise.
4477 (expand_interrupt_handler_prologue): Use ret_regs array.
4478 (expand_interrupt_handler_epilogue): Use ret_regs array and
4479 pass return register to gen_return_internal.
4480 (bfin_expand_epilogue): Pass return register to
4481 gen_return_internal.
4482 (bfin_expand_call): Explicitly clobber RETS.
4483 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4484 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4485 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4486 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4488 (return_internal): Take a reg rtx rather than the register number.
4490 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4492 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4493 when comparing against estimated_loop_iterations_int return.
4495 2009-09-03 Richard Guenther <rguenther@suse.de>
4497 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4498 eh_personality_libfunc.
4500 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4502 * tree-parloops.c (separate_decls_in_region): Add space.
4504 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4506 * tree-parloops.c (separate_decls_in_region): Change the condition
4507 checking if there are reductions in the loop.
4509 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4511 PR tree-optimization/38275
4512 * tree-parloops.c (parallelize_loops): Replace profitability condition
4513 for expected number of iterations.
4515 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4517 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4518 (bootstrap-debug): Explain conditions in which it becomes default.
4519 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4522 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4524 * doc/invoke.texi (Optimize Options): Move
4525 -finline-small-functions to the -O2 list.
4527 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4529 * toplev.c (process_options): Enable var-tracking-assignments
4530 by default if var-tracking is enabled.
4532 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4534 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4536 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4537 * rtl.h (prev_nonnote_insn_bb): Declare it.
4539 2009-09-03 Diego Novillo <dnovillo@google.com>
4541 * cgraph.c (cgraph_node_for_decl): New.
4542 * cgraph.h (cgraph_node_for_decl): Declare.
4543 * tree.c (host_integerp): Return 0 if T is NULL.
4545 2009-09-03 Diego Novillo <dnovillo@google.com>
4547 * tree.h (struct alias_pair): Move from varasm.c.
4548 (alias_pairs): Likewise.
4549 (TYPE_MAXVAL): Define.
4550 (TYPE_MINVAL): Define.
4551 (iterative_hash_host_wide_int): Declare.
4552 (remove_unreachable_alias_pairs): Declare.
4553 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4554 * diagnostic.c (default_diagnostic_starter): Make extern.
4555 (default_diagnostic_finalizer): Make extern.
4556 * diagnostic.h (default_diagnostic_starter): Declare.
4557 (default_diagnostic_finalizer): Declare.
4558 (default_tree_printer): Declare.
4559 * toplev.c (default_tree_printer): Make extern.
4561 2009-09-03 Richard Guenther <rguenther@suse.de>
4562 Diego Novillo <dnovillo@google.com>
4564 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4565 * cgraphunit.c (cgraph_expand_function): Do not emit
4566 associated thunks from here.
4567 (cgraph_emit_thunks): New.
4568 (cgraph_optimize): Call it.
4569 Return if any IPA pass finds an error.
4570 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4573 2009-09-03 Simon Baldwin <simonb@google.com>
4574 Rafael Espindola <espindola@google.com>
4575 Richard Guenther <rguenther@suse.de>
4576 Doug Kwan <dougkwan@google.com>
4577 Diego Novillo <dnovillo@google.com>
4579 * tree.c: Include tree-pass.h, langhooks-def.h,
4580 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4581 (free_lang_data_in_type): New.
4582 (need_assembler_name_p): New.
4583 (free_lang_data_in_block): New.
4584 (free_lang_data_in_decl): New.
4585 (struct free_lang_data_d): New.
4586 (add_tree_to_fld_list): New.
4587 (find_decls_types_r): New.
4588 (get_eh_types_for_runtime): New.
4589 (find_decls_types_in_eh_region): New.
4590 (find_decls_types_in_node): New.
4591 (find_decls_types_in_var): New.
4592 (free_lang_data_in_cgraph): New.
4593 (free_lang_data): New.
4594 (gate_free_lang_data): New.
4595 (pass_ipa_free_lang_data): New.
4597 2009-09-03 Diego Novillo <dnovillo@google.com>
4599 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4600 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4601 (lang_hooks): Remove const qualifier.
4602 * ipa.c (cgraph_remove_unreachable_nodes): Call
4603 remove_unreachable_alias_pairs.
4604 * except.c (add_type_for_runtime): Check if TYPE has
4605 already been converted.
4606 (lookup_type_for_runtime): Likewise.
4607 (check_handled): Handle converted types.
4608 * varasm.c (remove_unreachable_alias_pairs): New.
4609 * gimple.c: Include demangle.h.
4610 (gimple_decl_printable_name): New.
4611 (gimple_fold_obj_type_ref): New.
4612 * gimple.h (gimple_decl_printable_name): Declare.
4613 (gimple_fold_obj_type_ref): Declare.
4614 * passes.c (init_optimization_passes): Add pass
4615 pass_ipa_free_lang_data.
4616 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4617 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4619 2009-09-03 Diego Novillo <dnovillo@google.com>
4621 * c-lang.c (lang_hooks): Remove const qualifier.
4623 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4625 * doc/install.texi (*-*-freebsd*): Update target information.
4627 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4629 * hard-reg-set.h (call_fixed_regs): Remove.
4630 * reginfo.c (call_fixed_regs): Remove.
4631 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4632 (globalize_reg): Don't use call_fixed_regs.
4633 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4636 2009-09-01 Michael Matz <matz@suse.de>
4638 * expr.h (emit_storent_insn, expand_expr_real_1,
4639 expand_expr_real_2): Declare.
4640 * expr.c (emit_storent_insn, expand_expr_real_1,
4641 expand_expr_real_2): Export.
4642 (store_expr): Setting and evaluating dont_return_target is useless.
4643 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4644 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4645 * except.c (expand_resx_expr): Rename to ...
4646 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4647 * except.h (expand_resx_stmt): Declare.
4648 * stmt.c: Add include gimple.h
4649 (expand_asm_expr): Rename to ...
4650 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4651 (expand_case): Rewrite to take gimple statement.
4652 * tree.h (expand_asm_stmt): Declare.
4653 (expand_case): Change prototype.
4654 * Makefile.in (stmt.o): Depend on gimple.h.
4655 * builtins.c (expand_builtin_synchronize): Build gimple asm
4656 statement, not an ASM_EXPR.
4657 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4658 gimple_to_tree, release_stmt_tree): Remove.
4659 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4660 ggc_free, but hold comparison code and operands separately.
4661 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4662 (expand_call_stmt, expand_gimple_stmt_1,
4663 expand_gimple_stmt): New helpers.
4664 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4665 release_stmt_tree. Call expand_gimple_stmt instead.
4666 (expand_gimple_basic_block): Ditto.
4668 * calls.c (emit_call_1): Don't look at EH regions here, make
4669 fntree parameter useless.
4670 (expand_call): New local rettype for TREE_TYPE(exp), use it
4671 throughout. Remove local p, use addr instead.
4672 Don't look at EH regions here.
4674 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4676 * doc/invoke.texi (-fsched-pressure): Document it.
4677 (-fsched-reg-pressure-heuristic): Remove it.
4679 * reload.c (ira.h): Include.
4680 (find_reloads): Add choosing reload on number of small spilled
4683 * haifa-sched.c (ira.h): Include.
4684 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4685 saved_reg_pressure, curr_reg_live, saved_reg_live,
4686 region_ref_regs): New variables.
4687 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4688 initiate_reg_pressure_info, setup_ref_regs,
4689 initiate_bb_reg_pressure_info, save_reg_pressure,
4690 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4692 (setup_insn_reg_pressure_info): New function.
4693 (rank_for_schedule): Add pressure checking and insn issue time.
4694 Remove comparison of insn reg weights.
4695 (ready_sort): Set insn reg pressure info.
4696 (update_register_pressure, setup_insn_max_reg_pressure,
4697 update_reg_and_insn_max_reg_pressure,
4698 sched_setup_bb_reg_pressure_info): New functions.
4699 (schedule_insn): Add code for printing and updating reg pressure info.
4700 (find_set_reg_weight, find_insn_reg_weight): Remove.
4701 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4702 (debug_ready_list): Print reg pressure info.
4703 (schedule_block): Ditto. Check insn issue time.
4704 (sched_init): Set up sched_pressure_p. Allocate and set up some
4705 reg pressure related info.
4706 (sched_finish): Free some reg pressure related info.
4707 (fix_tick_ready): Make insn always ready if pressure_p.
4708 (init_h_i_d): Don't call find_insn_reg_weight.
4709 (haifa_finish_h_i_d): Free insn reg pressure info.
4711 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4712 ira_memory_move_cost, ira_class_hard_regs,
4713 ira_class_hard_regs_num, ira_no_alloc_regs,
4714 ira_available_class_regs, ira_reg_class_cover_size,
4715 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4717 * ira-lives.c (single_reg_class): Check mode to find how many
4718 registers are necessary for operand.
4719 (ira_implicitly_set_insn_hard_regs): New.
4721 * common.opt (fsched-pressure): New options.
4722 (fsched-reg-pressure-heuristic): Remove.
4724 * ira.c (setup_eliminable_regset): Rename to
4725 ira_setup_eliminable_regset. Make it external.
4726 (expand_reg_info): Pass cover class to setup_reg_classes.
4727 (ira): Call resize_reg_info instead of allocate_reg_info.
4729 * sched-deps.c: Include ira.h.
4730 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4731 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4732 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4733 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4734 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4735 mark_insn_reg_store, mark_insn_reg_clobber,
4736 setup_insn_reg_pressure_info): New.
4737 (sched_analyze_1): Update implicit_reg_pending_uses.
4738 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4739 Use them to create dependencies. Set insn reg uses and pressure
4740 info. Process reg_pending_uses in one place.
4741 (free_deps): Free implicit sets.
4742 (remove_from_deps): Remove implicit sets if necessary. Check
4743 implicit sets when clearing reg_last_in_use.
4744 (init_deps_global): Clear implicit_reg_pending_clobbers and
4745 implicit_reg_pending_uses.
4747 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4748 ira_memory_move_cost, ira_class_hard_regs,
4749 ira_class_hard_regs_num, ira_no_alloc_regs,
4750 ira_available_class_regs, ira_reg_class_cover_size,
4751 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4752 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4753 ira_implicitly_set_insn_hard_regs): New prototypes.
4755 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4756 cost_elements_num): New variables.
4757 (allocno_costs, total_costs): Rename to costs and
4758 total_allocno_costs.
4759 (COSTS_OF_ALLOCNO): Rename to COSTS.
4760 (allocno_pref): Rename to pref.
4761 (allocno_pref_buffer): Rename to pref_buffer.
4762 (common_classes): Rename to regno_cover_class.
4764 (record_reg_classes): Set allocno attributes only if allocno_p.
4765 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4766 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4767 and COSTS_OF_ALLOCNO.
4768 (print_costs): Rename to print_allocno_costs.
4769 (print_pseudo_costs): New.
4770 (process_bb_node_for_costs): Split into 2 functions with new
4771 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4772 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4773 new parameter dump_file. Use cost_elements_num instead of
4774 ira_allocnos_num. Make one iteration if preferred classes were
4775 already calculated for scheduler. Make 2 versions of code
4776 depending on allocno_p.
4777 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4778 regno_cover_class and COSTS instead of common_classes and
4780 (init_costs, finish_costs): New.
4781 (ira_costs): Set up allocno_p and cost_elements_num. Call
4782 init_costs and finish_costs.
4783 (ira_set_pseudo_classes): New.
4785 * rtl.h (allocate_reg_info): Remove.
4786 (resize_reg_info): Change return type.
4787 (reg_cover_class): New.
4788 (setup_reg_classes): Add new parameter.
4790 * sched-int.h (struct deps_reg): New member implicit_sets.
4791 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4792 (INCREASE_BITS): New macro.
4793 (struct reg_pressure_data, struct reg_use_data): New.
4794 (struct _haifa_insn_data): Remove reg_weight. Add members
4795 reg_pressure, reg_use_list, reg_set_list, and
4796 reg_pressure_excess_cost_change.
4797 (struct deps): New member implicit_sets.
4798 (pressure_p): New variable.
4799 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4800 (struct reg_pressure_data, struct reg_use_data): New.
4801 (INSN_REG_WEIGHT): Remove.
4802 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4803 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4804 (sched_init_region_reg_pressure_info,
4805 sched_setup_bb_reg_pressure_info): New prototypes.
4807 * reginfo.c (struct reg_pref): New member coverclass.
4808 (reg_cover_class): New function.
4809 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4810 (reg_info_size): New variable.
4811 (allocate_reg_info): Make static. Setup reg_info_size.
4812 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4813 (setup_reg_classes): Add a new parameter. Setup cover class too.
4815 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4818 * sched-rgn.c (deps_join): Set up implicit_sets.
4819 (schedule_region): Set up region and basic blocks pressure
4822 * passes.c (init_optimization_passes): Move
4823 pass_subregs_of_mode_init before pass_sched.
4825 2009-09-02 Martin Jambor <mjambor@suse.cz>
4827 * tree-sra.c (struct access): New field grp_hint.
4828 (dump_access): Dump grp_hint.
4829 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4831 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4832 those which have been specifically read and somehow written to.
4833 (propagate_subacesses_accross_link): Set grp_hint of right child and
4834 also possibly of the left child.
4836 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4838 * tree-object-size.c (addr_object_size): Always use object_size_type
4839 0 or 2 when determining the pointer pointed object size.
4841 2009-09-02 Richard Guenther <rguenther@suse.de>
4844 2009-08-31 Richard Guenther <rguenther@suse.de>
4846 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4847 to query if the memory regions for memmove overlap.
4848 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4849 asserts on pointers, instead deal with odd trees.
4850 (ptr_derefs_may_alias_p): Likewise.
4851 (refs_may_alias_p_1): Constructor bases also never alias.
4853 2009-08-01 Christian Bruel <christian.bruel@st.com>
4856 2009-07-31 Christian Bruel <christian.bruel@st.com>
4857 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4859 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4861 * doc/invoke.texi (-fvar-tracking-assignments): New.
4862 (-fvar-tracking-assignments-toggle): New.
4863 (-fdump-final-insns=file): Mark filename as optional.
4864 (--param min-nondebug-insn-uid): New.
4865 (-gdwarf-@{version}): Mention version 4.
4866 * opts.c (common_handle_option): Accept it.
4867 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4868 * regrename.c (regrename_optimize): Drop last. Don't count debug
4869 insns as uses. Don't reject change because of debug insn.
4870 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4871 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4872 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4873 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4874 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4875 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4876 * doc/gimple.texi (is_gimple_debug): New.
4877 (gimple_debug_bind_p): New.
4878 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4879 * doc/install.texi (bootstrap-debug): More details.
4880 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4881 (bootstrap-debug-lib): More details.
4882 (bootstrap-debug-ckovw): Update.
4883 (bootstrap-time): New.
4884 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4885 (insert_phi_nodes_for): Insert debug stmts.
4886 (rewrite_stmt): Take iterator. Insert debug stmts.
4887 (rewrite_enter_block): Adjust.
4888 (maybe_replace_use_in_debug_stmt): New.
4889 (rewrite_update_stmt): Use it.
4890 (mark_use_interesting): Return early for debug stmts.
4891 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4892 stmts before replacing stmt.
4893 (move_computations_stmt): Likewise.
4894 * ira-conflicts.c (add_copies): Skip debug insns.
4895 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4896 (regstat_bb_compute_ri): Skip debug insns.
4897 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4898 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4899 check_loop_closed_ssa_stmt): Skip debug stmts.
4900 * tree-tailcall.c (find_tail_calls): Likewise.
4901 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4902 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4903 (build_var_debug_value_stat): Declare.
4904 (build_var_debug_value): Define.
4905 (target_for_debug_bind): Declare.
4906 * reload.c (find_equiv_reg): Skip debug insns.
4907 * rtlanal.c (reg_used_between_p): Skip debug insns.
4908 (side_effects_p): Likewise.
4909 (canonicalize_condition): Likewise.
4910 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4911 insns never depend on debug insns.
4912 (create_ddg_dep_no_link): Likewise.
4913 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4914 Don't add inter-loop dependencies for debug insns.
4915 (build_intra_loop_deps): Likewise.
4916 (create_ddg): Count debug insns.
4917 * ddg.h (struct ddg::num_debug): New.
4918 (num_backargs): Pair up with previous int field.
4919 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4920 -fcompare-debug-second.
4921 * final.c (get_attr_length_1): Skip debug insns.
4922 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4923 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4924 (driver_self_specs): Map -fdump-final-insns to
4925 -fdump-final-insns=..
4926 (get_local_tick): New.
4927 (compare_debug_dump_opt_spec_function): Test for . argument and
4928 compute output name. Compute temp output spec without flag name.
4929 Compute -frandom-seed.
4930 (OPT): Undef after use.
4931 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4932 (average_num_loop_insns): Likewise.
4933 * params.h (MIN_NONDEBUG_INSN_UID): New.
4934 * gimple.def (GIMPLE_DEBUG): New.
4935 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4936 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4937 (merge_in_block): Fix whitespace.
4938 * toplev.c (flag_var_tracking): Update comment.
4939 (flag_var_tracking_assignments): New.
4940 (flag_var_tracking_assignments_toggle): New.
4941 (process_options): Don't open final insns dump file if we're not
4942 going to write to it. Compute defaults for var_tracking.
4943 * df-scan.c (df_insn_rescan_debug_internal): New.
4944 (df_uses_record): Handle debug insns.
4945 * haifa-sched.c (ready): Initialize n_debug.
4946 (contributes_to_priority): Skip debug insns.
4947 (dep_list_size): New.
4949 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4950 they're ready. Disregard previous debug insns to make decisions.
4951 (queue_insn): Never queue debug insns.
4952 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4953 (schedule_insn): Don't reject debug insns because of issue rate.
4954 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4955 (queue_to_ready): Skip and discount debug insns.
4956 (choose_ready): Let debug insns through.
4957 (schedule_block): Check boundary debug insns. Discount debug
4958 insns, schedule them early. Adjust whitespace.
4959 (set_priorities): Check for boundary debug insns.
4960 (add_jump_dependencies): Use dep_list_size.
4961 (prev_non_location_insn): New.
4962 (check_cfg): Use it.
4963 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4965 (remove_unused_ivs): Reset debug stmts.
4966 * modulo-sched.c (const_iteration_count): Skip debug insns.
4967 (res_MII): Discount debug insns.
4968 (loop_single_full_bb_p): Skip debug insns.
4969 (sms_schedule): Likewise.
4970 (sms_schedule_by_order): Likewise.
4971 (ps_has_conflicts): Likewise.
4972 * caller-save.c (refmarker_fn): New.
4973 (save_call_clobbered_regs): Replace regs with saved mem in
4975 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4976 Call refmarker_fn mark for hardregnos.
4977 (mark_reg_as_referenced): New.
4978 (replace_reg_with_saved_mem): New.
4979 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4980 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4982 (cse_extended_basic_block): Skip debug insns.
4983 (count_reg_usage): Likewise.
4984 (is_dead_reg): New, split out of...
4985 (set_live_p): ... here.
4986 (insn_live_p): Use it for debug insns.
4987 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4988 (execute_optimize_stdarg): Likewise.
4989 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4990 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4991 changes in debug stmts as changes.
4992 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4993 (moveup_expr): Don't move across debug insns. Don't move
4994 debug insn if it would create a bookkeeping block.
4995 (moveup_expr_cached): Don't use cache for debug insns that
4996 are heads of blocks.
4997 (compute_av_set_inside_bb): Skip debug insns.
4998 (sel_rank_for_schedule): Schedule debug insns first. Remove
5000 (block_valid_for_bookkeeping_p); Support lax searches.
5001 (create_block_for_bookkeeping): Adjust block numbers when
5002 encountering debug-only blocks.
5003 (find_place_for_bookkeeping): Deal with debug-only blocks.
5004 (generate_bookkeeping_insn): Accept no place to insert.
5005 (remove_temp_moveop_nops): New argument full_tidying.
5006 (prepare_place_to_insert): Deal with debug insns.
5007 (advance_state_on_fence): Debug insns don't start cycles.
5008 (update_boundaries): Take fence as argument. Deal with
5010 (schedule_expr_on_boundary): No full_tidying on debug insns.
5011 (fill_insns): Deal with debug insns.
5012 (track_scheduled_insns_and_blocks): Don't count debug insns.
5013 (need_nop_to_preserve_insn_bb): New, split out of...
5014 (remove_insn_from_stream): ... this.
5015 (fur_orig_expr_not_found): Skip debug insns.
5016 * rtl.def (VALUE): Move up.
5018 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5019 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5020 Set it if debug stmts are found.
5021 (statement_sink_location): Skip debug stmts. Propagate
5022 moving defs into debug stmts.
5023 * ifcvt.c (first_active_insn): Skip debug insns.
5024 (last_active_insns): Likewise.
5025 (cond_exec_process_insns): Likewise.
5026 (noce_process_if_block): Likewise.
5027 (check_cond_move_block): Likewise.
5028 (cond_move_convert_if_block): Likewise.
5029 (block_jumps_and_fallthru_p): Likewise.
5030 (dead_or_predicable): Likewise.
5031 * dwarf2out.c (debug_str_hash_forced): New.
5032 (find_AT_string): Add comment.
5033 (gen_label_for_indirect_string): New.
5034 (get_debug_string_label): New.
5035 (AT_string_form): Use it.
5036 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5037 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5038 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5039 several operations that cannot be represented with DWARF opcodes.
5040 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5041 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5042 (dwarf2out_var_location): Take during-call mark into account.
5043 (output_indirect_string): Update comment. Output if there are
5044 label and references.
5045 (prune_indirect_string): New.
5046 (prune_unused_types): Call it if debug_str_hash_forced.
5047 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5048 (dw_long_long_const): Remove.
5049 (struct dw_val_struct): Change val_long_long type to rtx.
5050 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5051 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5052 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5053 component instead of HOST_BITS_PER_LONG.
5054 (output_loc_operands): Likewise. For const8* assert
5055 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5056 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5057 rather than HOST_BITS_PER_LONG is >= 64.
5058 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5060 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5061 HOST_BITS_PER_LONG for dw_val_class_long_long.
5062 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5063 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5064 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5066 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5067 Handle DW_OP_implicit_value.
5068 (extract_int): Move prototype earlier.
5069 (mem_loc_descriptor): For SUBREG punt if inner
5070 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5071 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5072 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5073 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5074 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5075 instead of Pmode size.
5076 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5077 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5078 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5079 (concat_loc_descriptor, concatn_loc_descriptor,
5080 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5081 (add_location_or_const_value_attribute): Likewise. For single
5082 location loc_lists attempt to use add_const_value_attribute
5083 for constant decls. Add DW_AT_const_value even if
5084 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5086 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5087 (control_flow_insn_p): Likewise.
5088 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5089 (separate_decls_in_region_debug_bind): New.
5090 (separate_decls_in_region): Process debug bind stmts afterwards.
5091 * recog.c (verify_changes): Handle debug insns.
5092 (extract_insn): Likewise.
5093 (peephole2_optimize): Skip debug insns.
5094 * dse.c (scan_insn): Skip debug insns.
5095 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5097 (setup_id_for_insn): Handle debug insns.
5098 (maybe_tidy_empty_bb): Adjust whitespace.
5099 (tidy_control_flow): Skip debug insns.
5100 (sel_remove_insn): Adjust for debug insns.
5101 (sel_estimate_number_of_insns): Skip debug insns.
5102 (create_insn_rtx_from_pattern): Handle debug insns.
5103 (create_copy_of_insn_rtx): Likewise.
5104 * sel-sched-.h (sel_bb_end): Declare.
5105 (sel_bb_empty_or_nop_p): New.
5106 (get_all_loop_exits): Use it.
5107 (_eligible_successor_edge_p): Likewise.
5108 (return_nop_to_pool): Adjust.
5109 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5110 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5111 * gimple-pretty-print.c (dump_gimple_debug): New.
5112 (dump_gimple_stmt): Use it.
5113 (dump_bb_header): Skip gimple debug stmts.
5114 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5115 (fixup_match_2): Likewise.
5116 (regmove_backward_pass): Likewise. Simplify combined
5117 replacement. Handle debug insns.
5118 * function.c (instantiate_virtual_regs): Handle debug insns.
5119 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5120 * print-rtl.h: Include cselib.h.
5121 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5122 * df.h (df_inns_rescan_debug_internal): Declare.
5123 * gcse.c (alloc_hash_table): Estimate n_insns.
5124 (cprop_insn): Don't regard debug insns as changes.
5125 (bypass_conditional_jumps): Skip debug insns.
5126 (one_pre_gcse_pass): Adjust.
5127 (one_code_hoisting_pass): Likewise.
5128 (compute_ld_motion_mems): Skip debug insns.
5129 (one_cprop_pass): Adjust.
5130 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5131 (if_convertible_stmt_p): Handle debug stmts.
5132 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5133 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5134 * ira-build.c (create_bb_allocnos): Skip debug insns.
5135 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5136 (has_single_use): Likewise.
5137 (single_imm_use): Likewise.
5138 (num_imm_uses): Likewise.
5139 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5140 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5141 (create_outofssa_var_map): Likewise.
5142 * lower-subreg.c (adjust_decomposed_uses): New.
5143 (resolve_debug): New.
5144 (decompose_multiword_subregs): Use it.
5145 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5146 * emit-rtl.c: Include params.h.
5147 (cur_debug_insn_uid): Define.
5148 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5149 (copy_rtx_if_shared_1): Handle debug insns.
5150 (reset_used_flags): Likewise.
5151 (set_used_flags): LIkewise.
5152 (get_max_insn_count): New.
5153 (next_nondebug_insn): New.
5154 (prev_nondebug_insn): New.
5155 (make_debug_insn_raw): New.
5156 (emit_insn_before_noloc): Handle debug insns.
5157 (emit_jump_insn_before_noloc): Likewise.
5158 (emit_call_insn_before_noloc): Likewise.
5159 (emit_debug_insn_before_noloc): New.
5160 (emit_insn_after_noloc): Handle debug insns.
5161 (emit_jump_insn_after_noloc): Likewise.
5162 (emit_call_insn_after_noloc): Likewise.
5163 (emit_debug_insn_after_noloc): Likewise.
5164 (emit_insn_after): Take loc from earlier non-debug insn.
5165 (emit_jump_insn_after): Likewise.
5166 (emit_call_insn_after): Likewise.
5167 (emit_debug_insn_after_setloc): New.
5168 (emit_debug_insn_after): New.
5169 (emit_insn_before): Take loc from later non-debug insn.
5170 (emit_jump_insn_before): Likewise.
5171 (emit_call_insn_before): Likewise.
5172 (emit_debug_insn_before_setloc): New.
5173 (emit_debug_insn_before): New.
5174 (emit_insn): Handle debug insns.
5175 (emit_debug_insn): New.
5176 (emit_jump_insn): Handle debug insns.
5177 (emit_call_insn): Likewise.
5179 (init_emit): Take min-nondebug-insn-uid into account.
5180 Initialize cur_debug_insn_uid.
5181 (emit_copy_of_insn_after): Handle debug insns.
5182 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5183 location of single rhs in place.
5184 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5185 (floor_sdiv_adjust): New.
5186 (cell_sdiv_adjust): New.
5187 (cell_udiv_adjust): New.
5188 (round_sdiv_adjust): New.
5189 (round_udiv_adjust): New.
5190 (wrap_constant): Moved from cselib.
5191 (unwrap_constant): New.
5192 (expand_debug_expr): New.
5193 (expand_debug_locations): New.
5194 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5196 (gimple_expand_cfg): Expand debug locations.
5197 * cselib.c: Include tree-pass.h.
5198 (struct expand_value_data): New.
5199 (cselib_record_sets_hook): New.
5200 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5201 (cselib_clear_table): Move, and implemnet in terms of...
5202 (cselib_reset_table_with_next_value): ... this.
5203 (cselib_get_next_unknown_value): New.
5204 (discard_useless_locs): Don't discard preserved values.
5205 (cselib_preserve_value): New.
5206 (cselib_preserved_value_p): New.
5207 (cselib_preserve_definitely): New.
5208 (cselib_clear_preserve): New.
5209 (cselib_preserve_only_values): New.
5210 (new_cselib_val): Take rtx argument. Dump it in details.
5211 (cselib_lookup_mem): Adjust.
5212 (expand_loc): Take regs_active in struct. Adjust. Silence
5213 dumps unless details are requested.
5214 (cselib_expand_value_rtx_cb): New.
5215 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5216 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5217 without details. Copy more subregs. Try to resolve values
5218 using a callback. Wrap constants.
5219 (cselib_subst_to_values): Adjust.
5220 (cselib_log_lookup): New.
5221 (cselib_lookup): Call it.
5222 (cselib_invalidate_regno): Don't count preserved values as useless.
5223 (cselib_invalidate_mem): Likewise.
5224 (cselib_record_set): Likewise.
5225 (struct set): Renamed to cselib_set, moved to cselib.h.
5226 (cselib_record_sets): Adjust. Call hook.
5227 (cselib_process_insn): Reset table when it would be cleared.
5228 (dump_cselib_val): New.
5229 (dump_cselib_table): New.
5230 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5231 (remove_forwarder_block): Support moving debug stmts.
5232 * cselib.h (cselib_record_sets_hook): Declare.
5233 (cselib_expand_callback): New type.
5234 (cselib_expand_value_rtx_cb): Declare.
5235 (cselib_reset_table_with_next_value): Declare.
5236 (cselib_get_next_unknown_value): Declare.
5237 (cselib_preserve_value): Declare.
5238 (cselib_preserved_value_p): Declare.
5239 (cselib_preserve_only_values): Declare.
5240 (dump_cselib_table): Declare.
5241 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5242 (try_crossjump_to_edge): Likewise.
5243 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5244 dominated blocks when debug stmts are present.
5245 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5246 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5247 (set_var_live_on_entry): Likewise.
5248 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5249 * cfglayout.c (curr_location, last_location): Make static.
5250 (set_curr_insn_source_location): Don't avoid bouncing.
5251 (get_curr_insn_source_location): New.
5252 (get_curr_insn_block): New.
5253 (duplicate_insn_chain): Handle debug insns.
5254 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5256 * common.opt (fcompare-debug): Move to sort order.
5257 (fdump-unnumbered-links): Likewise.
5258 (fvar-tracking-assignments): New.
5259 (fvar-tracking-assignments-toggle): New.
5260 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5261 because of debug stmts.
5262 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5263 (eliminate_unnecessary_stmts): Walk dominated blocks before
5265 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5266 * ira.c (memref_used_between_p): Skip debug insns.
5267 (update_equiv_regs): Likewise.
5268 * sched-deps.c (sd_lists_size): Accept empty list.
5269 (sd_init_insn): Mark debug insns.
5270 (sd_finish_insn): Unmark them.
5271 (sd_add_dep): Reject non-debug deps on debug insns.
5272 (fixup_sched_groups): Give debug insns group treatment.
5274 (sched_analyze_reg): Don't mark debug insns for sched before call.
5275 (sched_analyze_2): Handle debug insns.
5276 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5278 (deps_analyze_insn): Handle debug insns.
5279 (deps_start_bb): Skip debug insns.
5280 (init_deps): Initialize last_debug_insn.
5281 * tree-ssa.c (target_for_debug_bind): New.
5282 (find_released_ssa_name): New.
5283 (propagate_var_def_into_debug_stmts): New.
5284 (propagate_defs_into_debug_stmts): New.
5285 (verify_ssa): Skip debug bind stmts without values.
5286 (warn_uninialized_vars): Skip debug stmts.
5287 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5288 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5289 (rtx_equal_p): Likewise.
5290 * ira-costs.c (scan_one_insn): Skip debug insns.
5291 (process_bb_node_for_hard_reg_moves): Likewise.
5292 * rtl.h (DEBUG_INSN_P): New.
5293 (NONDEBUG_INSN_P): New.
5294 (MAY_HAVE_DEBUG_INSNS): New.
5295 (INSN_P): Accept debug insns.
5296 (RTX_FRAME_RELATED_P): Likewise.
5297 (INSN_DELETED_P): Likewise
5298 (PAT_VAR_LOCATION_DECL): New.
5299 (PAT_VAR_LOCATION_LOC): New.
5300 (PAT_VAR_OCATION_STATUS): New.
5301 (NOTE_VAR_LOCATION_DECL): Reimplement.
5302 (NOTE_VAR_LOCATION_LOC): Likewise.
5303 (NOTE_VAR_LOCATION_STATUS): Likewise.
5304 (INSN_VAR_LOCATION): New.
5305 (INSN_VAR_LOCATION_DECL): New.
5306 (INSN_VAR_LOCATION_LOC): New.
5307 (INSN_VAR_LOCATION_STATUS): New.
5308 (gen_rtx_UNKNOWN_VAR_LOC): New.
5309 (VAR_LOC_UNKNOWN_P): New.
5310 (NOTE_DURING_CALL_P): New.
5311 (SCHED_GROUP_P): Accept debug insns.
5312 (emit_debug_insn_before): Declare.
5313 (emit_debug_insn_before_noloc): Declare.
5314 (emit_debug_insn_beore_setloc): Declare.
5315 (emit_debug_insn_after): Declare.
5316 (emit_debug_insn_after_noloc): Declare.
5317 (emit_debug_insn_after_setloc): Declare.
5318 (emit_debug_insn): Declare.
5319 (make_debug_insn_raw): Declare.
5320 (prev_nondebug_insn): Declare.
5321 (next_nondebug_insn): Declare.
5322 (delegitimize_mem_from_attrs): Declare.
5323 (get_max_insn_count): Declare.
5324 (wrap_constant): Declare.
5325 (unwrap_constant): Declare.
5326 (get_curr_insn_source_location): Declare.
5327 (get_curr_insn_block): Declare.
5328 * tree-inline.c (insert_debug_decl_map): New.
5329 (processing_debug_stmt): New.
5330 (remap_decl): Don't create new mappings in debug stmts.
5331 (remap_gimple_op_r): Don't add references in debug stmts.
5332 (copy_tree_body_r): Likewise.
5333 (remap_gimple_stmt): Handle debug bind stmts.
5334 (copy_bb): Skip debug stmts.
5335 (copy_edges_for_bb): Likewise.
5336 (copy_debug_stmt): New.
5337 (copy_debug_stmts): New.
5338 (copy_body): Copy debug stmts at the end.
5339 (insert_init_debug_bind): New.
5340 (insert_init_stmt): Take id. Skip and emit debug stmts.
5341 (setup_one_parameter): Remap variable earlier, register debug mapping.
5342 (estimate_num_insns): Skip debug stmts.
5343 (expand_call_inline): Preserve debug_map.
5344 (optimize_inline_calls): Check for no debug_stmts left-overs.
5345 (unsave_expr_now): Preserve debug_map.
5346 (copy_gimple_seq_and_replace_locals): Likewise.
5347 (tree_function_versioning): Check for no debug_stmts left-overs.
5348 Init and destroy debug_map as needed. Split edges unconditionally.
5349 (build_duplicate_type): Init and destroy debug_map as needed.
5350 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5351 (struct copy_body_data): Add debug_stmts and debug_map.
5352 * sched-int.h (struct ready_list): Add n_debug.
5353 (struct deps): Add last_debug_insn.
5354 (DEBUG_INSN_SCHED_P): New.
5355 (BOUNDARY_DEBUG_INSN_P): New.
5356 (SCHEDULE_DEBUG_INSN_P): New.
5357 (sd_iterator_cond): Accept empty list.
5358 * combine.c (create_log_links): Skip debug insns.
5359 (combine_instructions): Likewise.
5360 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5361 return value is always unshared.
5362 (struct rtx_subst_pair): New.
5363 (auto_adjust_pair): New.
5364 (propagate_for_debug_subst): New.
5365 (propagate_for_debug): New.
5366 (try_combine): Skip debug insns. Propagate removed defs into
5368 (next_nonnote_nondebug_insn): New.
5369 (distribute_notes): Use it. Skip debug insns.
5370 (distribute_links): Skip debug insns.
5371 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5372 * resource.c (mark_target_live_regs): Likewise.
5373 * var-tracking.c: Include cselib.h and target.h.
5374 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5376 (micro_operation_type_name): New.
5377 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5378 (struct micro_operation_def): Update comments.
5379 (decl_or_value): New type. Use instead of decls.
5380 (struct emit_note_data_def): Add vars.
5381 (struct attrs_def): Use decl_or_value.
5382 (struct variable_tracking_info_def): Add permp, flooded.
5383 (struct location_chain_def): Update comment.
5384 (struct variable_part_def): Use decl_or_value.
5385 (struct variable_def): Make var_part a variable length array.
5387 (scratch_regs): New.
5388 (cselib_hook_called): New.
5389 (dv_is_decl_p): New.
5390 (dv_is_value_p): New.
5393 (dv_as_opaque): New.
5394 (dv_onepart_p): New.
5396 (IS_DECL_CODE): New.
5397 (check_value_is_not_decl): New.
5398 (dv_from_decl): New.
5399 (dv_from_value): New.
5400 (dv_htab_hash): New.
5401 (variable_htab_hash): Use it.
5402 (variable_htab_eq): Support values.
5403 (variable_htab_free): Free from the right pool.
5404 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5405 (attrs_list_union): Adjust.
5406 (attrs_list_mpdv_union): New.
5407 (tie_break_pointers): New.
5408 (canon_value_cmp): New.
5409 (unshare_variable): Return possibly-modified slot.
5410 (vars_copy_1): Adjust.
5411 (var_reg_decl_set): Adjust. Split out of...
5412 (var_reg_set): ... this.
5413 (get_init_value): Adjust.
5414 (var_reg_delete_and_set): Adjust.
5415 (var_reg_delete): Adjust.
5416 (var_regno_delete): Adjust.
5417 (var_mem_decl_set): Split out of...
5418 (var_mem_set): ... this.
5419 (var_mem_delete_and_set): Adjust.
5420 (var_mem_delete): Adjust.
5424 (variable_union): Adjust. Speed up merge of 1-part vars.
5425 (variable_canonicalize): Use unshared slot.
5426 (VALUED_RECURSED_INTO): New.
5427 (find_loc_in_1pdv): New.
5428 (struct dfset_merge): New.
5429 (insert_into_intersection): New.
5430 (intersect_loc_chains): New.
5432 (canonicalize_loc_order_check): New.
5433 (canonicalize_values_mark): New.
5434 (canonicalize_values_star): New.
5435 (variable_merge_over_cur): New.
5436 (variable_merge_over_src): New.
5437 (dataflow_set_merge): New.
5438 (dataflow_set_equiv_regs): New.
5439 (remove_duplicate_values): New.
5440 (struct dfset_post_merge): New.
5441 (variable_post_merge_new_vals): New.
5442 (variable_post_merge_perm_vals): New.
5443 (dataflow_post_merge_adjust): New.
5444 (find_mem_expr_in_1pdv): New.
5445 (dataflow_set_preserve_mem_locs): New.
5446 (dataflow_set_remove_mem_locs): New.
5447 (dataflow_set_clear_at_call): New.
5448 (onepart_variable_different_p): New.
5449 (variable_different_p): Use it.
5450 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5451 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5453 (track_loc_p): Pass it true.
5454 (struct count_use_info): New.
5455 (find_use_val): New.
5456 (replace_expr_with_values): New.
5458 (use_type): New, partially split out of...
5459 (count_uses): ... this. Count new micro-ops.
5460 (count_uses_1): Adjust.
5461 (count_stores): Adjust.
5462 (count_with_sets): New.
5463 (VAL_NEEDS_RESOLUTION): New.
5464 (VAL_HOLDS_TRACK_EXPR): New.
5465 (VAL_EXPR_IS_COPIED): New.
5466 (VAL_EXPR_IS_CLOBBERED): New.
5467 (add_uses): Adjust. Generate new micro-ops.
5468 (add_uses_1): Adjust.
5469 (add_stores): Generate new micro-ops.
5470 (add_with_sets): New.
5471 (find_src_status): Adjust.
5472 (find_src_set_src): Adjust.
5473 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5474 Handle new micro-ops. Canonicalize value equivalances.
5475 (vt_find_locations): Compute total size of hash tables for
5476 dumping. Perform merge for var-tracking-assignments. Don't
5477 disregard single-block loops.
5478 (dump_attrs_list): Handle decl_or_value.
5479 (dump_variable): Take variable. Deal with decl_or_value.
5480 (dump_variable_slot): New.
5481 (dump_vars): Use it.
5482 (dump_dataflow_sets): Adjust.
5483 (set_slot_part): New, extended to support one-part variables
5484 after splitting out of...
5485 (set_variable_part): ... this.
5486 (clobber_slot_part): New, split out of...
5487 (clobber_variable_part): ... this.
5488 (delete_slot_part): New, split out of...
5489 (delete_variable_part): .... this.
5490 (check_wrap_constant): New.
5491 (vt_expand_loc_callback): New.
5492 (vt_expand_loc): New.
5493 (emit_note_insn_var_location): Adjust. Handle values. Handle
5494 EMIT_NOTE_AFTER_CALL_INSN.
5495 (emit_notes_for_differences_1): Adjust. Handle values.
5496 (emit_notes_for_differences_2): Likewise.
5497 (emit_notes_for_differences): Adjust.
5498 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5499 Adjust. Handle new micro-ops.
5500 (vt_add_function_parameters): Adjust. Create and bind values.
5501 (vt_initialize): Adjust. Initialize scratch_regs and
5502 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5503 operations. Move some code to count_with_sets and add_with_sets.
5504 (delete_debug_insns): New.
5505 (vt_debug_insns_local): New.
5506 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5508 (var_tracking_main): If var-tracking-assignments is enabled
5509 but var-tracking isn't, delete debug insns and leave. Likewise
5510 if we exceed limits or fail the stack adjustments tests, and
5511 after all var-tracking processing.
5512 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5513 (dataflow_set): Add traversed_vars.
5514 (value_chain, const_value_chain): New typedefs.
5515 (value_chain_pool, value_chains): New variables.
5516 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5517 add_value_chains, add_cselib_value_chains, remove_value_chain,
5518 remove_value_chains, remove_cselib_value_chains): New functions.
5519 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5520 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5522 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5523 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5524 (dst_can_be_shared): New variable.
5525 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5526 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5527 different from set->vars, look up slot again instead of using the
5529 (dataflow_set_init): Initialize traversed_vars.
5530 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5531 lookup if set->vars is shared. Don't keep slot cleared before
5532 calling unshare_variable. Unshare set->vars if needed. Adjust
5533 unshare_variable callers. Clear dst_can_be_shared if needed.
5534 Even ->refcount == 1 vars must be unshared if set->vars is shared
5535 and var needs to be modified.
5536 (dataflow_set_union): Set traversed_vars during canonicalization.
5537 (VALUE_CHANGED, DECL_CHANGED): Define.
5538 (set_dv_changed, dv_changed_p): New static inlines.
5539 (track_expr_p): Clear DECL_CHANGED.
5540 (dump_dataflow_sets): Set it.
5541 (variable_was_changed): Call set_dv_changed.
5542 (emit_note_insn_var_location): Likewise.
5543 (changed_variables_stack): New variable.
5544 (check_changed_vars_1, check_changed_vars_2): New functions.
5545 (emit_notes_for_changes): Do nothing if changed_variables is
5546 empty. Traverse changed_variables with check_changed_vars_1,
5547 call check_changed_vars_2 on each changed_variables_stack entry.
5548 (emit_notes_in_bb): Add SET argument. Just clear it at the
5549 beginning, use it instead of local &set, don't destroy it at the end.
5550 (vt_emit_notes): Call dataflow_set_clear early on all
5551 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5552 computed set, dataflow_set_clear also VTI(bb)->in when we are
5553 done with the basic block. Initialize changed_variables_stack,
5554 free it afterwards. If ENABLE_CHECKING verify that after noting
5555 differences to an empty set value_chains hash table is empty.
5556 (vt_initialize): Initialize value_chains and value_chain_pool.
5557 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5558 (variable_tracking_main): Call dump_dataflow_sets before calling
5559 vt_emit_notes, not after it.
5560 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5561 (propagate_var_def_into_debug_stmts): Declare.
5562 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5563 (df_set_note): Reject debug insns.
5564 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5565 add notes to debug insns.
5566 (df_note_bb_compute): Adjust. Likewise.
5567 (df_simulate_uses): Skip debug insns.
5568 (df_simulate_initialize_backwards): Likewise.
5569 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5570 (subst_stack_regs_pat): Reject debug insns.
5571 (convert_regs_1): Handle debug insns.
5572 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5573 (print-rtl.o): Depend on cselib.h.
5574 (cselib.o): Depend on TREE_PASS_H.
5575 (var-tracking.o): Depend on cselib.h and TARGET_H.
5576 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5577 (init_ready_list): Skip boundary debug insns.
5578 (add_branch_dependences): Skip debug insns.
5579 (free_block_dependencies): Check for blocks with only debug insns.
5580 (compute_priorities): Likewise.
5581 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5582 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5584 (gimple_build_debug_bind_stat): New.
5585 (empty_body_p): Skip debug stmts.
5586 (gimple_has_side_effects): Likewise.
5587 (gimple_rhs_has_side_effects): Likewise.
5588 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5589 (gimple_build_debug_bind_stat): Declare.
5590 (gimple_build_debug_bind): Define.
5591 (is_gimple_debug): New.
5592 (gimple_debug_bind_p): New.
5593 (gimple_debug_bind_get_var): New.
5594 (gimple_debug_bind_get_value): New.
5595 (gimple_debug_bind_get_value_ptr): New.
5596 (gimple_debug_bind_set_var): New.
5597 (gimple_debug_bind_set_value): New.
5598 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5599 (gimple_debug_bind_reset_value): New.
5600 (gimple_debug_bind_has_value_p): New.
5601 (gsi_next_nondebug): New.
5602 (gsi_prev_nondebug): New.
5603 (gsi_start_nondebug_bb): New.
5604 (gsi_last_nondebug_bb): New.
5605 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5606 (print_insn): Handle DEBUG_INSN.
5607 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5608 of first insn prevail.
5609 (first_stmt): Skip debug stmts.
5610 (first_non_label_stmt): Likewise.
5611 (last_stmt): Likewise.
5612 (has_zero_uses_1): New.
5613 (single_imm_use_1): New.
5614 (verify_gimple_debug): New.
5615 (verify_types_in_gimple_stmt): Handle debug stmts.
5616 (verify_stmt): Likewise.
5617 (debug_loop_num): Skip debug stmts.
5618 (remove_edge_and_dominated_blocks): Remove dominators last.
5619 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5620 (linearize_expr): Likewise.
5621 * config/i386/i386.c (ix86_delegitimize_address): Call
5622 default implementation.
5623 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5624 (group_barrier_needed): Skip debug insns.
5625 (emit_insn_group_barriers): Likewise.
5626 (emit_all_insn_group_barriers): Likewise.
5627 (ia64_variable_issue): Handle debug insns.
5628 (ia64_dfa_new_cycle): Likewise.
5629 (final_emit_insn_group_barriers): Skip debug insns.
5630 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5631 def cfa without frame.
5632 (process_set): Likewise.
5633 (process_for_unwind_directive): Pass frame on.
5634 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5635 (rs6000_delegitimize_address): New.
5636 (rs6000_debug_adjust_cost): Handle debug insns.
5637 (is_microcoded_insn): Likewise.
5638 (is_cracked_insn): Likewise.
5639 (is_nonpipeline_insn): Likewise.
5640 (insn_must_be_first_in_group): Likewise.
5641 (insn_must_be_last_in_group): Likewise.
5642 (force_new_group): Likewise.
5643 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5644 contains only debug insns.
5645 (rtl_merge_blocks): Skip debug insns.
5646 (purge_dead_edges): Likewise.
5647 (rtl_block_ends_with_call_p): Skip debug insns.
5648 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5649 (mark_reg_dependencies): Skip debug insns.
5650 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5651 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5652 * tree-ssa-threadedge.c
5653 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5654 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5655 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5656 (copyprop_hardreg_forward_1): Handle debug insns.
5657 * reload1.c (reload): Skip debug insns. Replace unassigned
5658 pseudos in debug insns with their equivalences.
5659 (eliminate_regs_in_insn): Skip debug insns.
5660 (emit_input_reload_insns): Skip debug insns at first, adjust
5662 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5663 (get_indirect_ref_operands): Pass opf_no_vops on.
5664 (get_expr_operands): Likewise. Skip debug stmts.
5665 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5667 2009-09-01 Richard Henderson <rth@redhat.com>
5669 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5670 stmt_ends_pp_p statements at least once.
5671 * tree-vrp.c (vrp_initialize): Likewise.
5672 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5674 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5677 Fix AIX bootstrap after PR debug/30161
5678 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5679 that is a GNU extension.
5680 (tmpl_value_parm_die_table): Move the definition of this global
5681 outside #ifdef DWARF2_DEBUGGING_INFO region.
5683 2009-09-01 Richard Guenther <rguenther@suse.de>
5685 * tree.c (tree_expr_size): New function.
5686 * tree.h (tree_expr_size): Declare.
5687 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5688 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5689 * langhooks.c (lhd_expr_size): Remove.
5690 * langhooks.h (struct lang_hooks): Remove expr_size.
5691 * explow.c (expr_size): Use tree_expr_size.
5692 (int_expr_size): Likewise.
5693 * langhooks-def.h (lhd_expr_size): Remove.
5694 (LANG_HOOKS_EXPR_SIZE): Likewise.
5695 (LANG_HOOKS_INITIALIZER): Adjust.
5697 2009-09-01 Richard Guenther <rguenther@suse.de>
5699 * tree-flow.h (mark_addressable): Move declaration ...
5700 * tree.h (mark_addressable): ... here.
5701 * stmt.c (expand_asm_operands): Use mark_addressable, not
5702 lang_hooks.mark_addressable.
5703 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5704 LANG_HOOKS_MARK_ADDRESSABLE.
5705 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5706 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5708 2009-08-31 Chris Demetriou <cgd@google.com>
5710 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5711 vectorize if not TARGET_SSE2.
5713 2009-08-31 DJ Delorie <dj@redhat.com>
5715 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5716 registers if no coprocessor is enabled.
5718 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5721 * cgraph.h (cgraph_get_node): Declare ...
5722 * cgraph.c (cgraph_get_node): ... new function.
5723 * dwarf2out.c (gen_generic_params_dies,
5724 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5725 make_ith_pack_parameter_name,
5726 append_entry_to_tmpl_value_parm_die_table,
5727 gen_remaining_tmpl_value_param_die_attribute): New functions.
5728 (gen_subprogram_die): Generate debug info for template parameters
5729 if debug info level is higher than DINFO_LEVEL_TERSE.
5730 Use tree_add_const_value_attribute_for_decl instead of
5731 tree_add_const_value_attribute.
5732 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5733 instead of tree_add_const_value_attribute.
5734 (gen_struct_or_union_type_die): Generate debug
5735 info for template parameters if debug info level is higher than
5737 (tree_add_const_value_attribute): Handle integral and pointer
5738 constants. Update comment.
5739 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5740 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5741 (reference_to_unused): Fix thinko. Remove redundant predicates from
5743 (tree_add_const_value_attribute): Make this work for constant
5745 tree_add_const_value_attribute_for_decl is to be used for variable
5747 (add_location_or_const_value_attribute): Use
5748 tree_add_const_value_attribute_for_decl now.
5749 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5750 DW_TAG_template_value_param DIEs after function DIEs have been
5752 * langhooks.h (lang_hooks_for_types): Add
5753 get_argument_pack_elems.
5754 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5755 (lang_hooks): Added get_innermost_generic_parms,
5756 get_innermost_generic_args.
5757 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5758 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5759 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5760 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5762 2009-08-31 DJ Delorie <dj@redhat.com>
5764 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5765 it once we start generating the prologue or epilogue.
5766 (mep_call_saves_register): If the frame is locked, re-use
5768 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5769 (mep_expand_prologue): Call it.
5770 (mep_expand_epilogue): Likewise.
5771 (mep_start_function): Use the same logic as mep_expand_prologue.
5772 (mep_pass_by_reference): Make logic more readable.
5773 (mep_return_in_memory): Zero-sized objects are passed in memory.
5774 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5776 2009-08-31 Richard Guenther <rguenther@suse.de>
5778 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5779 to query if the memory regions for memmove overlap.
5780 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5781 asserts on pointers, instead deal with odd trees.
5782 (ptr_derefs_may_alias_p): Likewise.
5783 (refs_may_alias_p_1): Constructor bases also never alias.
5785 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5787 * doc/install.texi (Final install): Adjust reference on where to
5788 order printed manuals.
5790 2009-08-30 Olivier Hainque <hainque@adacore.com>
5792 * dwarf2out.c (switch_to_frame_table_section): Move
5793 definition prior to first use.
5795 2009-08-30 Richard Guenther <rguenther@suse.de>
5797 PR tree-optimization/41186
5798 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5799 (ao_ref_init_from_ptr_and_size): New function.
5800 (ref_maybe_used_by_call_p_1): Be more precise tracking
5801 used ranges for builtin functions.
5802 (ref_maybe_used_by_call_p): Adjust.
5803 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5804 ranges for builtin functions.
5805 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5807 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5810 * fwprop.c (get_reg_use_in): Delete.
5811 (free_load_extend): New function.
5812 (forward_propagate_subreg): Use it.
5814 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5816 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5818 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5821 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5824 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5826 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5827 fini or fini_array section.
5829 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5831 * graphite-dependences.c (graphite_legal_transform_bb): Call
5832 pbb_remove_duplicate_pdrs.
5833 * graphite-poly.c (can_collapse_pdr): Removed.
5834 (pdr_find_duplicate): Removed.
5835 (can_collapse_pdrs): New.
5836 (pbb_remove_duplicate_pdrs): New.
5837 (new_poly_dr): Do not look for duplicates.
5838 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5839 (PBB_PDR_DUPLICATES_REMOVED): New.
5840 (pbb_remove_duplicate_pdrs): Declared.
5842 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5844 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5845 the strides by multiplying by PDR_NB_REFS.
5846 * graphite-poly.c (can_collapse_pdr): New.
5847 (pdr_find_duplicate): New.
5848 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5849 Initialize PDR_NB_REFS.
5850 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5852 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5854 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5857 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5860 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5862 * graphite-dependences.c (pddr_original_scattering): Return NULL
5863 for read-read dependence relations.
5864 * graphite-poly.h (enum poly_dr_type): Fix comment.
5867 (pdr_may_write_p): New.
5869 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5871 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5872 (struct poly_dr): Same.
5873 (new_poly_dr): Same.
5874 * graphite-poly.c (new_poly_dr): Same.
5875 * graphite-dependences.c (dot_deps): Disable call to system.
5877 2009-08-28 Cary Coutant <ccoutant@google.com>
5880 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5881 struct/union/enum types local to a function.
5883 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5884 Sebastian Pop <sebastian.pop@amd.com>
5886 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5887 pbb_strip_mine_time_depth. Changed the implementation so that
5888 transformation is expressed as a transformation on
5889 time (scatttering) dimensions. Also, ensures that the 2d+1
5890 scheduling format is preserved.
5891 (pbb_strip_mine_profitable_p): Profitability is based on the
5892 iteration number of a given time (scattering) dimension,
5893 and not on a original loop depth dimension.
5894 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5895 (pbb_do_strip_mine): Call psct_dynamic_dim.
5896 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5897 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5898 (pbb_nb_dynamic_scattering_transform): New.
5899 (psct_dynamic_dim): New.
5901 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5903 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5904 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5905 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5906 * graphite-interchange.c (build_linearized_memory_access): Same.
5907 (memory_stride_in_loop): Same.
5909 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5911 * graphite-dependences.c (pddr_original_scattering): New.
5912 (graphite_legal_transform_dr): Call pddr_original_scattering.
5915 * graphite-dependences.h (dot_deps): Declared.
5916 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5917 (print_pdr): Print PDR_ID.
5918 * graphite-poly.h (struct poly_dr): Add field id.
5921 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5923 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5925 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5926 not delete the original dependence relation.
5928 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5930 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5931 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5932 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5933 (free_poly_ddr): New.
5934 (pddr_is_empty): New.
5935 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5936 (dependence_polyhedron): Same. Remove useless gcc_assert.
5938 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5939 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5940 * graphite-dependences.h (enum poly_dependence_kind): New.
5941 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5942 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5943 (PDRP_SINK): Renamed PDDR_SINK.
5944 (PDRP_DDP): Renamed PDDR_DDP.
5946 (free_poly_ddr): Declared.
5947 * graphite-poly.c (new_scop): Use the new hash function names.
5948 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5949 into original_pddrs.
5950 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5952 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5954 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5955 bounds with LT_EXPR to make niter analysis more precise on code
5956 generated by Graphite.
5958 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5960 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5961 (graphite_legal_transform_bb): Same.
5962 (poly_drs_may_alias_p): Same.
5964 2009-08-28 Richard Guenther <rguenther@suse.de>
5966 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5968 2009-08-28 Jan Beulich <jbeulich@novell.com>
5970 * config/i386/netware.c: Include langhooks.h.
5971 (i386_nlm_encode_section_info): Simplify.
5972 (netware_override_options): Delete.
5973 * config/i386/netware.h (netware_override_options): Delete
5975 (OVERRIDE_OPTIONS): Delete definition.
5976 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5977 (ASM_COMMENT_START): Define.
5978 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5980 2009-08-28 Jan Beulich <jbeulich@novell.com>
5982 * configure.ac: For in-tree ld, do a plain version check to
5983 determine whether comdat groups are supported.
5984 * configure: Regenerate.
5986 2009-08-28 Olivier Hainque <hainque@adacore.com>
5988 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5989 always defined. Reflect definition or absence of such for
5990 COLLECT_EXPORT_LIST. Readability helper.
5991 (scanfilter): New enum, to help control what symbols
5992 are to be considered or ignored by scan_prog_file.
5993 (enum pass): Rename as "scanpass", moved together with scanfilter
5994 prior to scan_prog_file's prototype.
5995 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5996 Group prototype with the scanpass/scanfilter definitions, factorize
5997 head comments for the several implementations at the prototype.
5998 (main): Reorganize the first pass link control to let AIX
5999 drag only the needed frame tables in executables. Prevent
6000 frame tables collection during the scan aimed at static ctors.
6001 Pre-link and scan for frame tables later to compensate.
6002 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6003 A C statement to issue assembly directives that create a reference
6004 to the given DWARF table identifier label from the current function
6006 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6007 to differentiate first time section entry. Only emit a .data
6008 tables start identifier label the first time around.
6009 (switch_to_frame_table_section): New function. Helper for
6010 output_call_frame_info to switch possibly BACK into the eh_frame
6011 or the debug_frame section depending on FOR_EH.
6012 (output_call_frame_info): Use helper to first enter the proper
6014 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6015 emit a link to the frame table start label from each function
6017 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6018 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6019 * config/rs6000/rs6000-protos.h: Declare it.
6020 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6022 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6024 * config/sh/sh.c (split_branches): Check the result of
6027 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6029 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6030 using -pthread -fopenmp
6032 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6034 * doc/service.texi (service directory): Update URL.
6036 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6038 PR rtl-optimization/40861
6039 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6040 extract word from a multi-word subreg for negative byte positions.
6042 2009-08-27 Tristan Gingold <gingold@adacore.com>
6043 Douglas B Rupp <rupp@gnat.com>
6045 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6046 (SECTION_VMS_OVERLAY): Define.
6047 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6049 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6051 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6052 common_object declarations.
6053 (ia64_section_type_flags): Set section flag for common_object.
6054 * config/ia64/ia64-protos.h
6055 (ia64_vms_output_aligned_decl_common): Declare.
6056 (ia64_vms_elf_asm_named_section): Declare.
6058 2009-08-27 Michael Matz <matz@suse.de>
6060 * expr.c (expand_expr_real_2): New function taking exploded
6061 unary or binary expression, split out from ...
6062 (expand_expr_real_1): ... here. Move over all unary/binary
6063 switch parts to above function, in particular these codes:
6064 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6065 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6066 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6067 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6068 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6069 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6070 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6071 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6072 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6073 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6074 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6075 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6076 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6077 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6078 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6079 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6080 VEC_PACK_FIX_TRUNC_EXPR.
6081 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6084 2009-08-27 Richard Guenther <rguenther@suse.de>
6086 * gengtype.c (main): Handle uint64_t.
6087 * ipa-utils.c (get_base_var): Indent properly.
6088 * tree-ssa-live.c (debug_scope_block): New function.
6089 * tree-flow.h (debug_scope_block): Declare.
6090 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6091 * basic-block.h (enum profile_status): Rename to
6092 enum profile_status_d.
6093 (x_profile_status): Adjust type.
6095 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6098 * dwarf2out.c (get_context_die): Declare this static function.
6099 (gen_type_die_with_usage): Make sure a DIE is a generated for
6100 the context of a typedef.
6102 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6104 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6107 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6109 * config/mips/mips-protos.h (mips_output_sync): Declare.
6110 (mips_sync_loop_insns): Likewise.
6111 (mips_output_sync_loop): Replace first two parameters with an rtx.
6112 * config/mips/mips.c (mips_multi_member): New structure.
6113 (mips_multi_members): New variable.
6114 (mips_multi_start): New function.
6115 (mips_multi_add): Likewise.
6116 (mips_multi_add_insn): Likewise.
6117 (mips_multi_add_label): Likewise.
6118 (mips_multi_last_index): Likewise.
6119 (mips_multi_copy_insn): Likewise.
6120 (mips_multi_set_operand): Likewise.
6121 (mips_multi_write): Likewise.
6122 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6123 (mips_init_print_operand_punct): Update accordingly.
6124 (mips_start_ll_sc_sync_block): New function.
6125 (mips_end_ll_sc_sync_block): Likewise.
6126 (mips_output_sync): Likewise.
6127 (mips_sync_insn1_template): Likewise.
6128 (mips_sync_insn2_template): Likewise.
6129 (mips_get_sync_operand): Likewise.
6130 (mips_process_sync_loop): Likewise.
6131 (mips_output_sync_loop): Use mips_process_sync_loop.
6132 (mips_sync_loop_insns): New function.
6133 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6134 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6135 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6136 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6137 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6138 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6139 (MIPS_SYNC_OLD_OP_12): Likewise.
6140 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6141 (MIPS_SYNC_NEW_OP_12): Likewise.
6142 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6143 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6144 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6145 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6146 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6147 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6148 * config/mips/mips.md (sync_mem): New attribute.
6149 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6150 (sync_exclusive_mask, sync_required_oldval): Likewise.
6151 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6152 (sync_release_barrier): Likewise.
6153 (length): Handle sync loops.
6154 (sync): Use mips_output_sync.
6155 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6156 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6157 and use mips_output_sync_loop.
6158 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6159 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6160 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6161 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6162 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6163 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6164 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6165 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6166 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6168 2009-08-26 Richard Guenther <rguenther@suse.de>
6171 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6172 the types to not match.
6173 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6175 * tree-ssa.c (useless_type_conversion_p): Conversions to
6176 pointers to unprototyped functions are useless.
6178 2009-08-26 Richard Guenther <rguenther@suse.de>
6180 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6181 whole-program condition, prepare to be called for non-globals.
6182 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6183 params build a representative with known type and track its fields.
6185 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6187 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6188 clearing by a taken branch.
6189 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6190 effectively after bbro pass.
6191 (sync_nand<mode>): Ditto.
6192 (sync_old_<fetchop_name><mode>): Ditto.
6193 (sync_old_nand<mode>): Ditto.
6194 (sync_new_<fetchop_name><mode>): Dito.
6195 (sync_new_nand<mode>): Ditto.
6196 (sync_compare_and_swap<mode>_1): Ditto.
6197 (*sync_compare_and_swap<mode>): Ditto.
6198 (sync_lock_test_and_set<mode>_1): Ditto.
6199 ("sync_lock_test_and_set<mode>): Ditto.
6201 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6203 * hwint.h (HOST_LONG_FORMAT): New macro
6204 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6205 Use HOST_PTR_PRINTF.
6206 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6207 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6208 (HOST_PTR_PRINTF): Document.
6210 2009-08-25 Jan Hubicka <jh@suse.cz>
6212 * config/i386/bmmintrin.h: Replace by #error.
6215 Michael Meissner <michael.meissner@amd.com>
6216 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6217 Tony Linthicum <tony.linthicum@amd.com>
6219 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6220 (TARGET_ROUND): New macro for the round/ptest instructions which
6221 are shared between SSE4.1 and SSE5.
6222 (OPTION_MASK_ISA_ROUND): Ditto.
6223 (OPTION_ISA_ROUND): Ditto.
6224 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6225 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6227 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6228 (-mfused-madd): New switch to give users control over whether the
6229 compiler optimizes to use the multiply/add SSE5 instructions.
6231 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6232 (ix86_handle_option): Turn off 3dnow if -msse5.
6233 (override_options): Add SSE5 support.
6234 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6236 (ix86_expand_sse_movcc): Add SSE5 support.
6237 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6238 vector type to the next largest size.
6239 (ix86_expand_sse5_pack): New function to use pperm to pack a
6240 vector type to the next smallest size.
6241 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6242 (IX86_BUILTIN_FMADDSD): Ditto.
6243 (IX86_BUILTIN_FMADDPS): Ditto.
6244 (IX86_BUILTIN_FMADDPD): Ditto.
6245 (IX86_BUILTIN_FMSUBSS): Ditto.
6246 (IX86_BUILTIN_FMSUBSD): Ditto.
6247 (IX86_BUILTIN_FMSUBPS): Ditto.
6248 (IX86_BUILTIN_FMSUBPD): Ditto.
6249 (IX86_BUILTIN_FNMADDSS): Ditto.
6250 (IX86_BUILTIN_FNMADDSD): Ditto.
6251 (IX86_BUILTIN_FNMADDPS): Ditto.
6252 (IX86_BUILTIN_FNMADDPD): Ditto.
6253 (IX86_BUILTIN_FNMSUBSS): Ditto.
6254 (IX86_BUILTIN_FNMSUBSD): Ditto.
6255 (IX86_BUILTIN_FNMSUBPS): Ditto.
6256 (IX86_BUILTIN_FNMSUBPD): Ditto.
6257 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6258 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6259 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6260 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6261 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6262 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6263 (IX86_BUILTIN_PPERM): Ditto.
6264 (IX86_BUILTIN_PERMPS): Ditto.
6265 (IX86_BUILTIN_PERMPD): Ditto.
6266 (IX86_BUILTIN_PMACSSWW): Ditto.
6267 (IX86_BUILTIN_PMACSWW): Ditto.
6268 (IX86_BUILTIN_PMACSSWD): Ditto.
6269 (IX86_BUILTIN_PMACSWD): Ditto.
6270 (IX86_BUILTIN_PMACSSDD): Ditto.
6271 (IX86_BUILTIN_PMACSDD): Ditto.
6272 (IX86_BUILTIN_PMACSSDQL): Ditto.
6273 (IX86_BUILTIN_PMACSSDQH): Ditto.
6274 (IX86_BUILTIN_PMACSDQL): Ditto.
6275 (IX86_BUILTIN_PMACSDQH): Ditto.
6276 (IX86_BUILTIN_PMADCSSWD): Ditto.
6277 (IX86_BUILTIN_PMADCSWD): Ditto.
6278 (IX86_BUILTIN_PHADDBW): Ditto.
6279 (IX86_BUILTIN_PHADDBD): Ditto.
6280 (IX86_BUILTIN_PHADDBQ): Ditto.
6281 (IX86_BUILTIN_PHADDWD): Ditto.
6282 (IX86_BUILTIN_PHADDWQ): Ditto.
6283 (IX86_BUILTIN_PHADDDQ): Ditto.
6284 (IX86_BUILTIN_PHADDUBW): Ditto.
6285 (IX86_BUILTIN_PHADDUBD): Ditto.
6286 (IX86_BUILTIN_PHADDUBQ): Ditto.
6287 (IX86_BUILTIN_PHADDUWD): Ditto.
6288 (IX86_BUILTIN_PHADDUWQ): Ditto.
6289 (IX86_BUILTIN_PHADDUDQ): Ditto.
6290 (IX86_BUILTIN_PHSUBBW): Ditto.
6291 (IX86_BUILTIN_PHSUBWD): Ditto.
6292 (IX86_BUILTIN_PHSUBDQ): Ditto.
6293 (IX86_BUILTIN_PROTB): Ditto.
6294 (IX86_BUILTIN_PROTW): Ditto.
6295 (IX86_BUILTIN_PROTD): Ditto.
6296 (IX86_BUILTIN_PROTQ): Ditto.
6297 (IX86_BUILTIN_PROTB_IMM): Ditto.
6298 (IX86_BUILTIN_PROTW_IMM): Ditto.
6299 (IX86_BUILTIN_PROTD_IMM): Ditto.
6300 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6301 (IX86_BUILTIN_PSHLB): Ditto.
6302 (IX86_BUILTIN_PSHLW): Ditto.
6303 (IX86_BUILTIN_PSHLD): Ditto.
6304 (IX86_BUILTIN_PSHLQ): Ditto.
6305 (IX86_BUILTIN_PSHAB): Ditto.
6306 (IX86_BUILTIN_PSHAW): Ditto.
6307 (IX86_BUILTIN_PSHAD): Ditto.
6308 (IX86_BUILTIN_PSHAQ): Ditto.
6309 (IX86_BUILTIN_FRCZSS): Ditto.
6310 (IX86_BUILTIN_FRCZSD): Ditto.
6311 (IX86_BUILTIN_FRCZPS): Ditto.
6312 (IX86_BUILTIN_FRCZPD): Ditto.
6313 (IX86_BUILTIN_CVTPH2PS): Ditto.
6314 (IX86_BUILTIN_CVTPS2PH): Ditto.
6315 (IX86_BUILTIN_COMEQSS): Ditto.
6316 (IX86_BUILTIN_COMNESS): Ditto.
6317 (IX86_BUILTIN_COMLTSS): Ditto.
6318 (IX86_BUILTIN_COMLESS): Ditto.
6319 (IX86_BUILTIN_COMGTSS): Ditto.
6320 (IX86_BUILTIN_COMGESS): Ditto.
6321 (IX86_BUILTIN_COMUEQSS): Ditto.
6322 (IX86_BUILTIN_COMUNESS): Ditto.
6323 (IX86_BUILTIN_COMULTSS): Ditto.
6324 (IX86_BUILTIN_COMULESS): Ditto.
6325 (IX86_BUILTIN_COMUGTSS): Ditto.
6326 (IX86_BUILTIN_COMUGESS): Ditto.
6327 (IX86_BUILTIN_COMORDSS): Ditto.
6328 (IX86_BUILTIN_COMUNORDSS): Ditto.
6329 (IX86_BUILTIN_COMFALSESS): Ditto.
6330 (IX86_BUILTIN_COMTRUESS): Ditto.
6331 (IX86_BUILTIN_COMEQSD): Ditto.
6332 (IX86_BUILTIN_COMNESD): Ditto.
6333 (IX86_BUILTIN_COMLTSD): Ditto.
6334 (IX86_BUILTIN_COMLESD): Ditto.
6335 (IX86_BUILTIN_COMGTSD): Ditto.
6336 (IX86_BUILTIN_COMGESD): Ditto.
6337 (IX86_BUILTIN_COMUEQSD): Ditto.
6338 (IX86_BUILTIN_COMUNESD): Ditto.
6339 (IX86_BUILTIN_COMULTSD): Ditto.
6340 (IX86_BUILTIN_COMULESD): Ditto.
6341 (IX86_BUILTIN_COMUGTSD): Ditto.
6342 (IX86_BUILTIN_COMUGESD): Ditto.
6343 (IX86_BUILTIN_COMORDSD): Ditto.
6344 (IX86_BUILTIN_COMUNORDSD): Ditto.
6345 (IX86_BUILTIN_COMFALSESD): Ditto.
6346 (IX86_BUILTIN_COMTRUESD): Ditto.
6347 (IX86_BUILTIN_COMEQPS): Ditto.
6348 (IX86_BUILTIN_COMNEPS): Ditto.
6349 (IX86_BUILTIN_COMLTPS): Ditto.
6350 (IX86_BUILTIN_COMLEPS): Ditto.
6351 (IX86_BUILTIN_COMGTPS): Ditto.
6352 (IX86_BUILTIN_COMGEPS): Ditto.
6353 (IX86_BUILTIN_COMUEQPS): Ditto.
6354 (IX86_BUILTIN_COMUNEPS): Ditto.
6355 (IX86_BUILTIN_COMULTPS): Ditto.
6356 (IX86_BUILTIN_COMULEPS): Ditto.
6357 (IX86_BUILTIN_COMUGTPS): Ditto.
6358 (IX86_BUILTIN_COMUGEPS): Ditto.
6359 (IX86_BUILTIN_COMORDPS): Ditto.
6360 (IX86_BUILTIN_COMUNORDPS): Ditto.
6361 (IX86_BUILTIN_COMFALSEPS): Ditto.
6362 (IX86_BUILTIN_COMTRUEPS): Ditto.
6363 (IX86_BUILTIN_COMEQPD): Ditto.
6364 (IX86_BUILTIN_COMNEPD): Ditto.
6365 (IX86_BUILTIN_COMLTPD): Ditto.
6366 (IX86_BUILTIN_COMLEPD): Ditto.
6367 (IX86_BUILTIN_COMGTPD): Ditto.
6368 (IX86_BUILTIN_COMGEPD): Ditto.
6369 (IX86_BUILTIN_COMUEQPD): Ditto.
6370 (IX86_BUILTIN_COMUNEPD): Ditto.
6371 (IX86_BUILTIN_COMULTPD): Ditto.
6372 (IX86_BUILTIN_COMULEPD): Ditto.
6373 (IX86_BUILTIN_COMUGTPD): Ditto.
6374 (IX86_BUILTIN_COMUGEPD): Ditto.
6375 (IX86_BUILTIN_COMORDPD): Ditto.
6376 (IX86_BUILTIN_COMUNORDPD): Ditto.
6377 (IX86_BUILTIN_COMFALSEPD): Ditto.
6378 (IX86_BUILTIN_COMTRUEPD): Ditto.
6379 (IX86_BUILTIN_PCOMEQUB): Ditto.
6380 (IX86_BUILTIN_PCOMNEUB): Ditto.
6381 (IX86_BUILTIN_PCOMLTUB): Ditto.
6382 (IX86_BUILTIN_PCOMLEUB): Ditto.
6383 (IX86_BUILTIN_PCOMGTUB): Ditto.
6384 (IX86_BUILTIN_PCOMGEUB): Ditto.
6385 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6386 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6387 (IX86_BUILTIN_PCOMEQUW): Ditto.
6388 (IX86_BUILTIN_PCOMNEUW): Ditto.
6389 (IX86_BUILTIN_PCOMLTUW): Ditto.
6390 (IX86_BUILTIN_PCOMLEUW): Ditto.
6391 (IX86_BUILTIN_PCOMGTUW): Ditto.
6392 (IX86_BUILTIN_PCOMGEUW): Ditto.
6393 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6394 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6395 (IX86_BUILTIN_PCOMEQUD): Ditto.
6396 (IX86_BUILTIN_PCOMNEUD): Ditto.
6397 (IX86_BUILTIN_PCOMLTUD): Ditto.
6398 (IX86_BUILTIN_PCOMLEUD): Ditto.
6399 (IX86_BUILTIN_PCOMGTUD): Ditto.
6400 (IX86_BUILTIN_PCOMGEUD): Ditto.
6401 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6402 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6403 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6404 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6405 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6406 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6407 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6408 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6409 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6410 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6411 (IX86_BUILTIN_PCOMEQB): Ditto.
6412 (IX86_BUILTIN_PCOMNEB): Ditto.
6413 (IX86_BUILTIN_PCOMLTB): Ditto.
6414 (IX86_BUILTIN_PCOMLEB): Ditto.
6415 (IX86_BUILTIN_PCOMGTB): Ditto.
6416 (IX86_BUILTIN_PCOMGEB): Ditto.
6417 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6418 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6419 (IX86_BUILTIN_PCOMEQW): Ditto.
6420 (IX86_BUILTIN_PCOMNEW): Ditto.
6421 (IX86_BUILTIN_PCOMLTW): Ditto.
6422 (IX86_BUILTIN_PCOMLEW): Ditto.
6423 (IX86_BUILTIN_PCOMGTW): Ditto.
6424 (IX86_BUILTIN_PCOMGEW): Ditto.
6425 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6426 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6427 (IX86_BUILTIN_PCOMEQD): Ditto.
6428 (IX86_BUILTIN_PCOMNED): Ditto.
6429 (IX86_BUILTIN_PCOMLTD): Ditto.
6430 (IX86_BUILTIN_PCOMLED): Ditto.
6431 (IX86_BUILTIN_PCOMGTD): Ditto.
6432 (IX86_BUILTIN_PCOMGED): Ditto.
6433 (IX86_BUILTIN_PCOMFALSED): Ditto.
6434 (IX86_BUILTIN_PCOMTRUED): Ditto.
6435 (IX86_BUILTIN_PCOMEQQ): Ditto.
6436 (IX86_BUILTIN_PCOMNEQ): Ditto.
6437 (IX86_BUILTIN_PCOMLTQ): Ditto.
6438 (IX86_BUILTIN_PCOMLEQ): Ditto.
6439 (IX86_BUILTIN_PCOMGTQ): Ditto.
6440 (IX86_BUILTIN_PCOMGEQ): Ditto.
6441 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6442 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6443 (enum multi_arg_type): New enum for describing the various SSE5
6444 intrinsic argument types.
6445 (bdesc_multi_arg): New table for SSE5 intrinsics.
6446 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6447 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6449 (ix86_expand_builtin): Add SSE5 intrinsic support.
6450 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6451 operand instructions.
6452 (ix86_expand_sse5_multiple_memory): New function to split the
6453 second memory reference from SSE5 instructions.
6454 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6455 (ix86_return_pops_args): Use stdarg_p to determine if the function
6456 has variable arguments.
6457 (ix86_setup_incoming_varargs): Ditto.
6458 (x86_this_parameter): Ditto.
6460 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6462 (ix86_expand_sse5_pack): Ditto.
6463 (ix86_sse5_valid_op_p): Ditto.
6464 (ix86_expand_sse5_multiple_memory): Ditto.
6466 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6467 constant for SSE5 support.
6468 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6469 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6470 (UNSPEC_SSE5_PERMUTE): Ditto.
6471 (UNSPEC_SSE5_ASHIFT): Ditto.
6472 (UNSPEC_SSE5_LSHIFT): Ditto.
6473 (UNSPEC_FRCZ): Ditto.
6474 (UNSPEC_CVTPH2PS): Ditto.
6475 (UNSPEC_CVTPS2PH): Ditto.
6476 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6478 (COM_FALSE_S): Ditto.
6479 (COM_FALSE_P): Ditto.
6480 (COM_TRUE_S): Ditto.
6481 (COM_TRUE_P): Ditto.
6482 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6483 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6485 (memory attribute): Ditto.
6486 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6487 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6488 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6489 (floor<mode>2): Ditto.
6490 (ceil<mode>2): Ditto.
6491 (btrunc<mode>2): Ditto.
6492 (nearbyintdf2): Ditto.
6493 (nearbyintsf2): Ditto.
6494 (sse_setccsf): Disable if SSE5.
6495 (sse_setccdf): Ditto.
6496 (sse5_setcc<mode>): New support for SSE5 conditional move.
6497 (sse5_pcmov_<mode>): Ditto.
6499 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6501 (SSEMODEF2P): Ditto.
6502 (ssemodesuffixf4): New mode attribute for SSE5.
6503 (ssemodesuffixf2s): Ditto.
6504 (ssemodesuffixf2c): Ditto.
6505 (sserotatemax): Ditto.
6506 (ssescalarmode): Ditto.
6507 (sse_maskcmpv4sf3): Disable if SSE5.
6508 (sse_maskcmpv2df3): Ditto.
6509 (sse_vmmaskcmpv4sf3): Ditto.
6510 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6511 (sse5_vmfmadd<mode>4): Ditto.
6512 (sse5_fmsub<mode>4): Ditto.
6513 (sse5_vmfmsub<mode>4): Ditto.
6514 (sse5_fnmadd<mode>4): Ditto.
6515 (sse5_vmfnmadd<mode>4): Ditto.
6516 (sse5_fnmsub<mode>4): Ditto.
6517 (sse5_vmfnmsub<mode>4): Ditto.
6518 (sse5i_fmadd<mode>4): Ditto.
6519 (sse5i_fmsub<mode>4): Ditto.
6520 (sse5i_fnmadd<mode>4): Ditto.
6521 (sse5i_fnmsub<mode>4): Ditto.
6522 (sse5i_vmfmadd<mode>4): Ditto.
6523 (sse5i_vmfmsub<mode>4): Ditto.
6524 (sse5i_vmfnmadd<mode>4): Ditto.
6525 (sse5i_vmfnmsub<mode>4): Ditto.
6526 (mulv16qi3): Add SSE5 support.
6528 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6529 (sse2_mulv4si3): Disable if SSE5.
6530 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6531 (sse4_1_roundps): Ditto.
6532 (sse4_1_roundsd): Ditto.
6533 (sse4_1_roundss): Ditto.
6534 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6536 (sse_maskcmpsf3): Ditto.
6537 (sse_vmmaskcmpv4sf3): Ditto.
6538 (sse2_maskcmpv2df3): Ditto.
6539 (sse2_maskcmpdf3): Ditto.
6540 (sse2_vmmaskcmpv2df3): Ditto.
6541 (sse2_eq<mode>3): Ditto.
6542 (sse2_gt<mode>3): Ditto.
6543 (sse5_pcmov_<mode>): Add SSE5 support.
6544 (vec_unpacku_hi_v16qi): Ditto.
6545 (vec_unpacks_hi_v16qi): Ditto.
6546 (vec_unpacku_lo_v16qi): Ditto.
6547 (vec_unpacks_lo_v16qi): Ditto.
6548 (vec_unpacku_hi_v8hi): Ditto.
6549 (vec_unpacks_hi_v8hi): Ditto.
6550 (vec_unpacku_lo_v8hi): Ditto.
6551 (vec_unpacks_lo_v8hi): Ditto.
6552 (vec_unpacku_hi_v4si): Ditto.
6553 (vec_unpacks_hi_v4si): Ditto.
6554 (vec_unpacku_lo_v4si): Ditto.
6555 (vec_unpacks_lo_v4si): Ditto.
6556 (sse5_pmacsww): New SSE5 intrinsic insn.
6557 (sse5_pmacssww): Ditto.
6558 (sse5_pmacsdd): Ditto.
6559 (sse5_pmacssdd): Ditto.
6560 (sse5_pmacssdql): Ditto.
6561 (sse5_pmacssdqh): Ditto.
6562 (sse5_pmacsdqh): Ditto.
6563 (sse5_pmacsswd): Ditto.
6564 (sse5_pmacswd): Ditto.
6565 (sse5_pmadcsswd): Ditto.
6566 (sse5_pmadcswd): Ditto.
6567 (sse5_pcmov_<move>): Conditional move support on SSE5.
6568 (sse5_phaddbw): New SSE5 intrinsic insn.
6569 (sse5_phaddbd): Ditto.
6570 (sse5_phaddbq): Ditto.
6571 (sse5_phaddwd): Ditto.
6572 (sse5_phaddwq): Ditto.
6573 (sse5_phadddq): Ditto.
6574 (sse5_phaddubw): Ditto.
6575 (sse5_phaddubd): Ditto.
6576 (sse5_phaddubq): Ditto.
6577 (sse5_phadduwd): Ditto.
6578 (sse5_phadduwq): Ditto.
6579 (sse5_phaddudq): Ditto.
6580 (sse5_phsubbw): Ditto.
6581 (sse5_phsubwd): Ditto.
6582 (sse5_phsubdq): Ditto.
6583 (sse5_pperm): Ditto.
6584 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6585 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6586 (sse5_pperm_sign_v8hi_v4si): Ditto.
6587 (sse5_pperm_zero_v8hi_v4si): Ditto.
6588 (sse5_pperm_sign_v4si_v2di): Ditto.
6589 (sse5_pperm_sign_v4si_v2di): Ditto.
6590 (sse5_pperm_pack_v2di_v4si): Ditto.
6591 (sse5_pperm_pack_v4si_v8hi): Ditto.
6592 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6593 (sse5_perm<mode>): New SSE5 intrinsic insn.
6594 (rotl<mode>3): Ditto.
6595 (sse5_rotl<mode>3): Ditto.
6596 (sse5_ashl<mode>3): Ditto.
6597 (sse5_lshl<mode>3): Ditto.
6598 (sse5_frcz<mode>2): Ditto.
6599 (sse5s_frcz<mode>2): Ditto.
6600 (sse5_cvtph2ps): Ditto.
6601 (sse5_cvtps2ph): Ditto.
6602 (sse5_vmmaskcmp<mode>3): Ditto.
6603 (sse5_com_tf<mode>3): Ditto.
6604 (sse5_maskcmp<mode>3): Ditto.
6605 (sse5_maskcmp_uns<mode>3): Ditto.
6606 (sse5_maskcmp_uns2<mode>3): Ditto.
6607 (sse5_pcom_tf<mode>3): Ditto.
6609 * config/i386/predicates.md (sse5_comparison_float_operator):
6610 New predicate to match the comparison operators supported by
6611 the SSE5 com instruction.
6612 (ix86_comparison_int_operator): New predicate to match just the
6613 signed int comparisons.
6614 (ix86_comparison_uns_operator): New predicate to match just the
6615 unsigned int comparisons.
6617 * doc/invoke.texi (-msse5): Add documentation.
6618 (-mfused-madd): Ditto.
6620 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6622 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6624 (x86_64-*-*): Ditto.
6626 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6628 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6629 intrinisics for SSE5.
6631 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6634 * config/i386/mmintrin-common.h: New file, to contain common
6635 instructions between SSE4.1 and SSE5.
6637 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6638 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6639 (gen_regparm_prefix): Ditto.
6641 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6642 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6643 prototype_p to determine if a function is prototyped.
6645 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6647 * c-common.c (c_common_reswords) add the alignof keyword,
6648 with same RID as __alignof and __alignof__
6650 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6652 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6653 * hooks.c (hook_bool_const_int_const_int_true): New function.
6654 * target.h (struct gcc_target): Add can_eliminate field.
6655 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6656 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6657 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6658 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6659 (elim_table): Revise comment.
6660 * system.h (CAN_ELIMINATE): Poison.
6661 * defaults.h (CAN_ELIMINATE): Remove.
6662 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6664 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6665 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6667 (alpha_vms_can_eliminate): Declare as static, change return type to
6669 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6671 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6672 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6673 (arm_can_eliminate): New function.
6675 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6676 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6677 (avr_can_eliminate): Declare as static.
6678 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6680 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6681 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6682 (bfin_can_eliminate): New function.
6684 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6685 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6686 (crx_can_eliminate): New function.
6688 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6689 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6690 (fr30_can_eliminate): New function.
6692 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6693 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6694 (frv_can_eliminate): New function.
6696 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6697 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6698 (h8300_can_eliminate): New function.
6700 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6701 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6702 (i386_can_eliminate): Declare as static, change return type to bool.
6703 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6705 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6706 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6707 (ia64_can_eliminate): New function.
6709 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6710 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6711 (iq2000_can_eliminate): New function.
6713 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6714 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6715 (m32r_can_eliminate): New function.
6717 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6718 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6719 (m68hc11_can_eliminate): New function.
6721 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6722 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6723 (m68k_can_eliminate): New function.
6725 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6726 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6727 (mep_can_eliminate): New function.
6729 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6730 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6731 (mips_can_eliminate): New function.
6733 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6734 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6735 (rs6000_can_eliminate): New function.
6737 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6738 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6739 (s390_can_eliminate): Declare as static.
6740 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6742 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6743 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6744 (score_can_eliminate): New function.
6746 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6747 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6748 (sparc_can_eliminate): Declare as static.
6749 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6751 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6752 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6753 (xstormy16_can_eliminate): New function.
6755 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6756 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6757 (v850_can_eliminate): New function.
6759 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6761 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6762 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6763 (*movdfcc_ext[1234]): Disable for IEEE mode.
6765 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6767 * gimplify.c (prepare_gimple_addressable): New static function.
6768 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6770 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6771 manually fiddling with it.
6773 2009-08-25 Michael Matz <matz@suse.de>
6775 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6776 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6778 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6779 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6780 (do_jump): Split out code for simple binary comparisons into ...
6781 (do_jump_1): ... this, taking the individual operands and code.
6782 Change callers to helper function above accordingly.
6783 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6786 2009-08-25 Michael Matz <matz@suse.de>
6788 * expr.h (struct separate_ops, sepops): New type for passing
6789 around an exploded simple expression.
6790 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6791 Use this structure instead of expression tree.
6792 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6793 expression, only its type.
6794 (expand_vec_cond_expr): Take type and individual operands instead
6796 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6797 expand_vec_shift_expr): Change prototype accordingly.
6798 * tree-vect-stmts.c (vectorizable_condition): Change call of
6799 expand_vec_cond_expr_p to pass only type.
6800 * expr.c (do_store_flags): Change prototype and implementation
6801 to take an exploded expression.
6802 (expand_expr_real_1): New local ops initialized with details
6803 of the full expression. Use it instead of full
6804 expression in calls to do_store_flags, expand_vec_cond_expr,
6805 expand_widen_pattern_expr and expand_vec_shift_expr.
6807 2009-08-25 Michael Matz <matz@suse.de>
6809 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6810 treeop2 initialized with first three operands of the full expression.
6811 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6813 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6815 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6816 (__gthread_objc_condition_allocate): Mark arguments as unused.
6817 (__gthread_objc_condition_deallocate): Likewise.
6818 (__gthread_objc_condition_wait): Likewise.
6819 (__gthread_objc_condition_broadcast): Likewise.
6820 (__gthread_objc_condition_signal): Likewise.
6821 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6822 (__gthread_objc_thread_id): Likewise.
6824 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6827 * tree-pretty-print.c (print_call_name): Print the correct call name
6828 for procedure pointer components.
6830 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6832 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6833 default_promote_function_mode when not VMS.
6835 2009-08-24 Olivier Hainque <hainque@adacore.com>
6837 * convert.c (convert_to_integer): Don't assume an input pointer is
6838 POINTER_SIZE wide. Fetch from the type instead.
6840 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6842 * configure.ac (AC_PREREQ): Bump to 2.64.
6844 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6846 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6847 (process_command): Don't search standard_exec_prefix_1 and
6848 standard_exec_prefix_2.
6850 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6852 * config/arm/arm.c (output_return_instruction): Handle for
6855 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6857 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6859 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6861 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6862 (*arm_movdf_vfp): Likewise.
6864 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6866 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6867 (vashr<mode>3): Rename from ashr<mode>3.
6868 (vlshr<mode>3): Rename from lshr<mode>3.
6870 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6873 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6874 (check_format_info_main): Use scalar_identify_flag.
6875 (check_format_types): Check for scalar size identity if
6876 scalar_identify_flag is set.
6877 (printf_length_specs): Extend by new field.
6878 (asm_fprintf_length_specs): Likewise.
6879 (gcc_diag_length_specs): Likewise.
6880 (scanf_length_specs): Likewise.
6881 (strfmon_length_specs): Likewise.
6882 (gcc_gfc_length_specs): Likewise.
6883 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6884 (ms_printf_flag_specs): Likewise.
6885 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6887 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6890 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6891 (*call_value_pop_1): Ditto.
6892 (*sibcall_pop_1): New insn pattern.
6893 (*sibcall_value_pop_1): Ditto.
6895 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6898 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6901 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6904 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6905 (get_reg_use_in): New function.
6906 (forward_propagate_subreg): Propagate through subreg of zero_extend
6909 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6911 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6912 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6914 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6916 * configure.ac: Remove --with-datarootdir, --with-docdir,
6917 --with-htmldir switches. No need to call AC_SUBST for
6918 datarootdir, docdir, htmldir any more.
6919 * configure: Regenerate.
6920 * doc/install.texi (Configuration): Document --datarootdir,
6921 --docdir, --htmldir, --pdfdir; update documentation for
6922 --infodir, --mandir.
6923 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6926 * aclocal.m4: Regenerate.
6927 * config.in: Regenerate.
6928 * configure: Regenerate.
6930 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6931 Olivier Hainque <hainque@adacore.com>
6933 * config/ia64/ia64.c: Include libfuncs.h.
6934 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6935 (ia64_expand_call): Use reg 25 on VMS.
6936 (ia64_initialize_trampoline): Fix for VMS ABI.
6937 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6938 (ia64_function_arg): Initialize reg 25 on VMS.
6939 Fix OpenVMS ABI issues for varargs.
6940 For OpenVMS, emit the Argument Information register set in the
6941 incoming/sibcall case as well.
6942 (ia64_arg_type): New function.
6943 (ia64_function_arg_advance): Keep track of cum->words.
6944 Fix OpenVMS ABI issues for varargs.
6945 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6946 (ia64_override_options): Set flag_no_common on VMS.
6947 (ia64_init_builtins): Disable FWRITE builtin.
6948 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6949 (ia64_vms_init_libfuncs): Add decc$ routines.
6950 (ia64_vms_valid_pointer_mode): New function.
6951 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6952 (ia64_promote_function_mode): New function
6953 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6954 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6955 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6956 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6957 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6958 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6959 Suppress trailing '#' if VALUE is numeric.
6960 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6961 ia64_promote_function_mode.
6962 (TARGET_VALID_POINTER_MODE): Define.
6964 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6967 * config/rs6000/rs6000.c (rs6000_override_options): Use
6968 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6971 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6972 reporting of vector + decimal/boolean/complex error.
6974 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6976 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6977 __vector double TYPE_DECL.
6979 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6981 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6982 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6983 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6984 to pointer to enum machine_mode. Update all callers as needed.
6986 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6988 * config/alpha/alpha.md (exception_receiver): Emit alternative
6989 GP load sequence if flag_reorder_blocks_and_partition is set.
6990 (*exception_receiver_2): Also enable when
6991 flag_reorder_blocks_and_partition is set.
6993 2009-08-20 Matt Rice <ratmice@gmail.com>
6994 Diego Novillo <dnovillo@google.com>
6996 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6999 2009-08-20 Richard Guenther <rguenther@suse.de>
7001 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7002 * c-tree.h (c_dup_lang_specific_decl): Remove.
7003 (struct lang_decl, struct lang_type): Move definitions ...
7004 * c-lang.h: ... here. New file.
7005 * c-decl.c: Include c-lang.h.
7006 (c_dup_lang_specific_decl): Remove.
7007 * c-typeck.c: Include c-lang.h.
7008 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7009 (c-typeck.o): Likewise.
7010 * c-config-lang.in (gtfiles): Add c-lang.h.
7011 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7014 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7016 * config/alpha/alpha.c (alpha_end_function): Do not clear
7017 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7018 this is now handled in generic code.
7020 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7022 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7023 (s390_z10_fix_long_loop_prediction): New function.
7024 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7025 (s390_reorg): Walk over the INSNs and invoke
7026 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7028 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7030 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7031 "*brx_64bit", "*brx_31bit"): New patterns.
7032 * config/s390/s390.c ('E'): New output modifier.
7034 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7035 Richard Earnshaw <richard.earnshaw@arm.com>
7037 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7038 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7040 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7042 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7044 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7045 for mode mode of operand0 when doing secondary reload for SAR.
7047 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7050 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7051 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7053 2009-08-19 Jason Merrill <jason@redhat.com>
7055 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7056 supported template depth in C++0x.
7058 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7060 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7061 free_after_compilation.
7062 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7063 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7064 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7065 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7066 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7067 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7068 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7070 2009-08-19 Ian Lance Taylor <iant@google.com>
7072 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7073 of (plus (mult (neg B) C) A).
7075 2009-08-18 Michael Matz <matz@suse.de>
7077 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7078 instead of comparing TYPE_MAIN_VARIANT for equality.
7079 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7080 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7081 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7082 * gimplify.c (goa_lhs_expr_p): Ditto and use
7083 STRIP_USELESS_TYPE_CONVERSION.
7085 2009-08-18 Michael Matz <matz@suse.de>
7087 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7088 first field in a struct.
7089 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7091 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7093 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7094 locators before emit_insn is called. Remove assert that
7096 (alpha_end_function): Clear crtl->emit structure and free insn
7097 locators if cfun->is_thunk is true.
7099 2009-08-18 Jason Merrill <jason@redhat.com>
7101 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7103 * configure.ac: Test for it.
7104 * configure, config.in: Regenerate.
7105 * doc/install.texi: Document --enable-gnu-unique-object.
7107 2009-08-18 Richard Guenther <rguenther@suse.de>
7110 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7111 pow(x,y*z) only if x is nonnegative.
7113 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7115 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7119 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7120 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7122 2009-08-17 DJ Delorie <dj@redhat.com>
7124 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7125 * config/m32c/prologue.md (epilogue_freit): New.
7127 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7128 (bank_switch_p): Likewise.
7129 (fast_interrupt_p): Likewise.
7130 (interrupt_p): Likewise.
7131 (m32c_conditional_register_usage): Round memregs size up.
7132 (need_to_save): We only need to save $a0 when we use ENTER.
7133 (interrupt_p): Check for fast_interrupt too.
7134 (bank_switch_p): New.
7135 (fast_interrupt_p): New.
7136 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7137 (m32c_emit_prolog): Support bank switching and fast interrupts.
7138 * doc/extend.texi (Function Attributes): Add bank_switch and
7141 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7143 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7144 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7146 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7148 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7149 (menu): Add IA-64/VMS Options.
7150 (IA-64/VMS Options): Likewise.
7152 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7155 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7157 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7159 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7160 (mips_pop_asm_switch): Likewise.
7161 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7163 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7164 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7165 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7166 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7167 instead of set_noreorder.
7168 (mips_output_function_prologue): Use the new functions.
7169 (mips_output_function_epilogue): Likewise.
7170 (mips_need_noat_wrapper_p): New function, split out from...
7171 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7172 Use mips_push_asm_switch and mips_pop_asm_switch.
7173 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7174 and mips_pop_asm_switch.
7175 (ASM_OUTPUT_REG_POP): Likewise.
7176 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7177 Use mips_pop_asm_switch.
7178 (mips_asm_switch): New structure.
7179 (set_noreorder, set_nomacro): Replace with...
7180 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7181 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7182 instead of set_nomacro.
7183 (fix_truncsfsi2_macro): Likewise.
7184 (cprestore): Likewise.
7185 (hazard): Use mips_noreorder instead of set_noreorder.
7186 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7188 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7190 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7191 from prev_active_insn.
7193 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7195 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7196 * config/avr/avr.c (avr_override_options): Initialize
7197 avr_current_arch variable.
7198 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7199 __AVR_HAVE_16BIT_SP__ according to the device type.
7200 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7202 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7203 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7205 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7208 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7209 generating inlined subroutine die only. We shouldn't be
7210 called for anything else.
7211 (gen_block_die): Don't generate inline subroutine debug info for
7214 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7216 * graphite-poly.c (print_pbb): Print PBB index.
7218 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7221 * graphite-interchange.c (ppl_max_for_le): Moved...
7222 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7223 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7224 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7225 * graphite-ppl.h (ppl_max_for_le): Declared.
7227 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7229 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7230 supported on all platforms.
7231 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7232 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7233 * c-pragma.c: Likewise.
7234 * target-def.h (TARGET_INITIALIZER): Remove
7235 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7236 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7238 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7240 * config/ia64/fde-vms.c: New file.
7241 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7242 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7243 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7244 (uw_frame_state_for): Only register a personality routine if it is
7245 known to be compatible with our expectations.
7246 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7247 Declare unw_table_entry stack variable and
7248 mod all calls to _Unwind_FindTableEntry to add arg.
7249 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7250 (_Unwind_FindTableEntry): Add arg to prototype.
7252 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7254 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7255 field 'signal_pfs_loc'.
7256 (uw_frame_state_for): Remove duplicate code dealing with leaf
7257 procedures without unwind info.
7258 If in the frame after unwinding through a signal handler, restore
7259 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7260 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7261 'pfs_loc' to the AR.PFS location in the signal context; instead
7262 set 'signal_pfs_loc'.
7263 Manually generate the unwind info for the AR.PFS register.
7264 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7265 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7266 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7267 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7268 instead set 'signal_pfs_loc'.
7269 Remove code preventing the AR.PFS register from being restored
7270 from the signal context.
7272 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7273 Tristan Gingold <gingold@adacore.com>
7275 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7276 * config/ia64/t-vms: New file.
7277 * config/ia64/vms64.h: New file.
7278 * config/ia64/vms.h: New file.
7279 * config/ia64/vms-crtinit.asm: New file.
7280 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7281 * config/ia64/vms-unwind.h: New file.
7283 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7285 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7288 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7291 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7293 * real.h (do_mpc_arg2): ... here.
7294 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7297 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7299 * final.c (add_debug_prefix_map): Don't use GC memory for
7300 old_prefix and new_prefix.
7302 2009-08-14 Richard Guenther <rguenther@suse.de>
7304 * ipa-prop.c (compute_complex_pass_through): If we cannot
7305 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7307 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7309 * c-lex.c (c_lex_with_flags): Increase size of local variable
7310 to avoid memory clobber.
7312 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7315 * config/i386/i386.c (ix86_fp_comparison_strategy):
7316 Only enable/disable sahf at function granularity.
7318 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7320 PR rtl-optimization/41064
7321 * reload1.c (reload_as_needed): Don't call extract_insn
7322 for known invalid replacements after calling
7323 validate_replace_rtx_group and verify_changes.
7325 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7328 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7329 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7330 ix86_expand_fp_vcond.
7331 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7332 Assert that operation is supported by ix86_expand_int_vcond.
7333 (vcondu<SSEMODE124C8:mode>): Ditto.
7335 2009-08-13 DJ Delorie <dj@redhat.com>
7337 * config/i386/djgpp-stdint.h: New.
7338 * config.gcc (djgpp): Use it.
7340 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7342 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7343 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7345 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7347 * tree-ssa-loop-prefetch.c
7348 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7349 for long-stride pruning.
7350 (compute_miss_rate): New function to compute the probability
7351 that two memory references access different cache lines.
7353 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7355 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7357 2009-08-13 Richard Guenther <rguenther@suse.de>
7360 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7361 use the constant pointer type.
7362 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7363 of CV qualifiers on the target pointer type.
7364 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7365 conversion check before restrict check.
7367 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7370 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7372 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7374 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7376 2009-08-12 Richard Guenther <rguenther@suse.de>
7378 PR tree-optimization/41011
7379 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7380 and reference constructing.
7382 2009-08-12 Xinliang David Li <davidxl@google.com>
7384 PR tree-optimization/41012
7385 * tree-flow.h : New external interface.
7386 * gimple-low.c (check_call_arg): Change to public function.
7387 Remove argument mismatch check in lowering.
7388 * tree-inline.h (tree_can_inline_p): Interface change.
7389 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7391 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7392 Call change to tree_can_inline_p function.
7393 (cgraph_decide_inlining_incrementally): Ditto.
7395 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7397 PR tree-optimization/41031
7398 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7399 on the partition variable rather than promote_mode on the source
7400 type. Assert that the partition variable's type has the same
7401 mode as the source value's.
7403 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7405 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7406 for for_return == 2.
7407 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7409 * calls.c (expand_call): Fix typo.
7410 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7412 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7414 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7415 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7416 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7417 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7419 2009-08-12 Andrew Haley <aph@redhat.com>
7421 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7423 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7426 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7428 2009-08-12 Richard Guenther <rguenther@suse.de>
7430 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7431 * gimplify.c (gimplify_modify_expr): Do not use
7432 lang_hooks.types_compatible_p.
7433 * tree-ssa.c (useless_type_conversion_p): For aggregates
7434 just return false if the canonical types differ.
7436 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7439 * sese.c (convert_for_phi_arg): New.
7440 (add_guard_exit_phis): Use convert_for_phi_arg.
7442 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7444 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7445 unknown subscript upper bounds.
7447 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7448 Pranav Garg <pranav.garg2107@gmail.com>
7450 * graphite-interchange.c (gather_access_strides): Removed.
7451 (ppl_max_for_le): New.
7452 (build_linearized_memory_access): New.
7453 (memory_stride_in_loop): New.
7454 (pbb_interchange_profitable_p): Reimplemented.
7455 * graphite-ppl.h (ppl_new_id_map): New.
7456 (ppl_interchange): New.
7458 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7460 * graphite-interchange.c (compute_subscript): Removed.
7461 (compute_array_size_cstr): Removed.
7462 (compute_array_size_poly): Removed.
7463 (compute_array_size): Removed.
7464 (gather_access_strides_poly): Removed.
7465 (gather_access_strides): Empty.
7467 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7469 * graphite-dependences.c (dependence_polyhedron_1): Replace
7470 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7471 (graphite_legal_transform_dr): Same.
7472 (graphite_carried_dependence_level_k): Same.
7473 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7474 Initialize PDR_NB_SUBSCRIPTS.
7475 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7477 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7478 (PDR_NB_SUBSCRIPTS): New.
7479 (pdr_nb_subscripts): Removed.
7480 (pdr_dim): Simplified.
7481 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7482 with PDR_NB_SUBSCRIPTS.
7484 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7486 * graphite-interchange.c (compute_array_size): Remove use of
7488 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7489 Do not initialize PDR_DATA_CONTAINER.
7490 (print_pdr): Do not print PDR_DATA_CONTAINER.
7491 * graphite-poly.h (struct poly_dr): Remove data_container field.
7492 (PDR_DATA_CONTAINER): Removed.
7493 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7495 (build_poly_dr): Same.
7497 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7498 Sebastian Pop <sebastian.pop@amd.com>
7500 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7501 copy of the dependence polyhedron. Free the temporary objects.
7502 (graphite_carried_dependence_level_k): Free unused objects before
7505 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7507 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7508 Early return without analyzing the data dependences if no
7509 transform has been done. Call restore_scattering if the transform
7511 (graphite-interchange.c): Same.
7512 * graphite-poly.c (print_scattering_function): Test for
7514 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7515 (apply_poly_transforms): Do not gcc_assert that
7516 the transform is legal.
7517 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7518 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7519 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7520 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7521 * graphite-poly.h (struct poly_scattering): New.
7522 (struct poly_bb): Add original, transformed, and saved fields.
7523 Remove transformed_scattering, original_scattering,
7524 nb_local_variables and nb_scattering_transform fields.
7525 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7526 (poly_scattering_new): New.
7527 (poly_scattering_free): New.
7528 (poly_scattering_copy): New.
7529 (store_scattering_pbb): New.
7530 (store_scattering): New.
7531 (restore_scattering_pbb): New.
7532 (restore_scattering): New.
7533 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7534 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7536 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7538 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7541 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7543 * Makefile.in (graphite.o): Depends on PREDICT_H.
7544 * graphite.c: Include predict.h.
7545 (graphite_finalize): Call tree_estimate_probability.
7546 * predict.c (predict_loops): Do not call scev_initialize and
7548 (tree_estimate_probability_bb): New.
7549 (tree_estimate_probability): Do not initialize loops: move that
7550 code to the driver. Call tree_estimate_probability_bb.
7551 (tree_estimate_probability_driver): New.
7552 (pass_profile): Use tree_estimate_probability_driver.
7553 * predict.h (tree_estimate_probability): Declared.
7555 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7557 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7558 * graphite-dependences.c (graphite_legal_transform): Add time to
7559 TV_GRAPHITE_DATA_DEPS.
7560 (dependency_between_pbbs_p): Same.
7561 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7563 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7565 PR rtl-optimization/41033
7566 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7567 aliasing is disabled.
7569 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7571 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7572 si_mask_operand, and_load_operand, low_bitmask_operand,
7573 and_reg_operand, and_operand): New predicates.
7574 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7575 * config/mips/mips.c (and_operands_ok): New function.
7576 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7577 * config/mips/mips.md (move_type): Add ext_ins and logical.
7578 (type): Handle them.
7579 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7580 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7581 shift_shift. Remove commutative constraint modifier.
7582 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7584 (*clear_upper32_dext): Remove define_insn_and_split.
7585 (*clear_upper32): Turn this define_insn_and_split ...
7586 (splitter for ANDing register with 0xffff_ffff): .. into this.
7588 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7590 * combine.c (try_widen_shift_mode): Factor out code to check if an
7591 integer constant is a low-order bitmask from here ...
7592 * rtlanal.c (low_bitmask_len): ... to here.
7593 * rtl.h (low_bitmask_len): Declare.
7595 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7598 * config/alpha/alpha.md (addsi3): Remove expander.
7599 (addsi3): Rename from *addsi3_internal insn pattern.
7600 (subsi3): Remove expander.
7601 (subsi3): Rename from *subsi3_internal insn pattern.
7603 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7605 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7608 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7609 Eric Botcazou <botcazou@adacore.com>
7610 Douglas B Rupp <rupp@gnat.com>
7612 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7613 that records that fit in 64 bits are returned by immediate value,
7614 as required by OpenVMS Calling Standard.
7615 (function_value): Adjust for above modification.
7616 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7617 virtual_incoming_args_rtx as base object, not next_arg.
7618 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7620 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7622 * reload.c (find_reloads_subreg_address): Check the original
7623 req_equiv_mem address to detect the case where an address is
7624 not valid in the outer mode.
7626 2009-08-11 Richard Guenther <rguenther@suse.de>
7629 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7631 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7633 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7634 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7636 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7637 Douglas B Rupp <rupp@gnat.com>
7639 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7640 PT_STACK when frame_pointer_needed on OpenVMS.
7641 (alpha_pv_save_size, alpha_using_fp): Remove.
7642 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7643 with proper processing for PT_NULL.
7644 (alpha_vms_initial_elimination_offset): New function. Support for
7645 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7646 (alpha_sa_size): Force procedure type to PT_STACK when
7647 frame_pointer_needed on OpenVMS.
7648 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7649 (alpha_using_fp): Likewise.
7650 (alpha_vms_can_eliminate): Add prototype.
7651 (alpha_vms_initial_elimination_offset): Likewise.
7652 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7653 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7655 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7656 Douglas B Rupp <rupp@gnat.com>
7658 * config/alpha/alpha.c (common_object_handler): New function.
7659 (vms_attribute_table): Declare a single attribute "common_object".
7660 (vms_output_aligned_decl_common): New global function.
7661 (SECTION_VMS_OVERLAY): Delete.
7662 (SECTION_VMS_GLOBAL): Likewise.
7663 (SECTION_VMS_INITIALIZE): Likewise.
7664 (vms_asm_named_section): Remove support for above flags.
7665 (vms_section_type_flags): Delete.
7666 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7667 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7668 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7669 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7671 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7674 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7675 (sub_ddmmss): Likewise.
7677 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7680 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7683 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7686 * reload1.c (reload_as_needed): Use cancel_changes to completely
7687 undo a failed replacement attempt.
7689 2009-08-10 Richard Guenther <rguenther@suse.de>
7692 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7693 (useless_type_conversion_p): ... here. Require pointer targets
7696 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7699 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7700 loose the original type of the statement list.
7702 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7704 * config/alpha/alpha.c: Include libfuncs.h
7705 (avms_asm_output_extern): New function.
7706 (alpha_init_libfuncs): Init some decc libfuncs.
7707 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7708 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7709 (DO_CRTL_NAMES): Define.
7711 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7712 (LONG_TYPE_SIZE): Define.
7713 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7714 (SUBTARGET_SWITCHES): Define malloc64 switch.
7715 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7716 (MASK_RETURN_ADDR): Define.
7717 doc/invoke.texi (mmalloc64): Document switch.
7719 2009-08-09 Olivier Hainque <hainque@adacore.com>
7720 Douglas B Rupp <rupp@gnat.com>
7722 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7723 uses_condition_handler.
7724 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7725 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7726 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7727 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7728 (code_for_builtin): New insn codes for the new alpha_builtins.
7729 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7730 (alpha_sa_size): Account for uses_condition_handler.
7731 (alpha_expand_prologue): Likewise.
7732 (alpha_start_function): Likewise.
7733 (alpha_expand_epilogue): Likewise.
7734 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7735 establish/revert expanders.
7736 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7737 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7738 New expander, resorting to the alpha.c associated function.
7739 (builtin_revert_vms_condition_handler): Likewise.
7740 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7741 __gcc_shell_handler, the static VMS condition handler used as
7742 an indirection wrapper to the current dynamically established
7744 * config/alpha/vms-unwind.h: Complete rewrite.
7745 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7746 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7748 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7749 Douglas B Rupp <rupp@gnat.com>
7751 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7752 (alpha_need_linkage): Handle aliases. Return function symbol.
7753 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7754 Use ultimate alias target for the linkage name.
7755 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7756 by alpha_need_linkage for the function symbol.
7757 (setmemdi): Likewise.
7759 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7761 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7762 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7763 (ASM_WEAKEN_LABEL): Define.
7764 (CRT_CALL_STATIC_FUNCTION): Define.
7765 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7766 (ENDFILE_SPEC): Define.
7767 (INIT_SECTION_ASM_OP): Define.
7768 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7769 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7771 (MULTILIB_OSDIRNAMES): Define.
7772 (shlib_version): Define.
7773 (SHLIB_EXT): Define.
7774 (SHLIB_OBJS): Define.
7775 (SHLIB_NAME): Define.
7776 (SHLIB_MULTILIB): Define.
7777 (SHLIB_INSTALL): Define.
7778 (SHLIB_SYMVEC): Define.
7779 (SHLIB_SYMVECX2): Define.
7780 (SHLIB_LINK): Define.
7782 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7784 * config/alpha/alpha.c (alpha_initialize_trampoline):
7785 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7786 (alpha_start_function): Emit transfer address on nested functions
7787 for VMS trampoline call.
7788 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7789 since no longer used.
7790 * config/alpha/vms-tramp.asm: Remove.
7791 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7792 since now only data initialized at runtime.
7794 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7796 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7797 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7798 (MD_EXEC_PREFIX): Remove, no longer used.
7799 (MD_STARTFILE_PREFIX): Likewise.
7800 (INCLUDE_DEFAULTS): Likewise.
7801 * config/alpha/t-vms:
7802 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7804 2009-08-09 Richard Guenther <rguenther@suse.de>
7806 PR tree-optimization/41016
7807 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7808 (operand_precision): Remove.
7809 (integral_operand_p): Likewise.
7810 (recognize_single_bit_test): Adjust.
7812 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7814 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7815 operation overflows. Likewise non-cast unary arithmetic.
7816 If one arm of a conditional expression is always taken,
7817 inhibit evaluation warnings for the other arm. Likewise inhibit
7818 evaluation warnings for the second && or || operand if the first
7819 operand is enough to determine the result.
7820 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7822 (build_binary_op): Prevent duplicate evaluation warnings.
7824 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7826 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7827 and destination have different modes, Use promote_mode to
7828 determine the signedness of the conversion. Assert that the
7829 promoted source mode matches the destination mode. Don't pass
7830 the destination and destination mode to expand_expr if the source
7831 mode is different. Simplify conversion logic.
7833 2009-08-09 Ira Rosen <irar@il.ibm.com>
7835 PR tree-optimization/41008
7836 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7837 from condition only in case it's a comparison. Adjust checks.
7839 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7841 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7842 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7843 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7844 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7845 (dump_cand): Handle them.
7846 (struct iv_cand): New members COST_STEP and AINC_USE.
7847 (stmt_after_increment): Likewise.
7848 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7849 callers changed. Use gimple_uid comparison instead of scanning.
7850 (add_candidate_1): When looking for identical candidates, take
7851 AINC_USE into account. Set it for new candidates.
7852 (force_expr_to_var_cost): Cast target_spill_cost to int.
7853 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7854 All callers changed. Check for availability of autoinc addressing
7855 modes, both in general for a given mode, and in the specific use case.
7856 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7858 (get_computation_cost): Likewise.
7859 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7860 add_autoinc_candidates): New static functions.
7861 (add_candidate): Call add_autoinc_candidates for candidates based on
7863 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7864 (determine_use_iv_cost_address): If we have an autoinc candidate at
7865 the matching use, verify autoinc is possible and subtract the cost
7866 of the candidate's step from the cost.
7867 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7868 member of the candidate.
7869 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7870 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7872 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7874 * config.build (ia64-hp-*vms*): New target.
7875 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7877 * config.gcc (ia64-hp-*vms*): New target.
7878 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7880 * config.host (ia64-hp-*vms*): New target.
7881 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7884 2009-08-08 Richard Guenther <rguenther@suse.de>
7886 PR tree-optimization/40991
7887 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7889 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7891 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7892 mode check. Do truncations in an integer mode.
7893 (force_to_mode): Handle subregs for all mode types. Only do
7894 arithmetic simplifications on integer modes.
7896 2009-08-07 Richard Guenther <rguenther@suse.de>
7898 PR tree-optimization/40999
7899 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7900 (maybe_fold_reference): Lookup constant initializers.
7901 (fold_gimple_assign): Likewise.
7903 2009-08-07 Richard Guenther <rguenther@suse.de>
7905 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7906 that require structural equality defer to the langhook.
7908 2009-08-07 Martin Jambor <mjambor@suse.cz>
7910 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7912 (struct ipa_pass_through_data): New type.
7913 (struct ipa_ancestor_jf_data): New type.
7914 (union jump_func_value): Removed field formal_id, added fields
7915 pass_through and ancestor.
7916 (struct ipa_param_call_note): Changed type of formal_id to int from
7918 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7919 operations jump functions and ancestor jump functions.
7920 (compute_complex_pass_through): New function.
7921 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7922 reflect changes in the jump function strucutre.
7923 (update_jump_functions_after_inlining): Ignore complex pass-through
7924 and ancestor jump functions.
7925 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7926 polynomial pass-through with operation jump functions.
7928 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7930 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7931 fde->dw_fde_begin as begin label instead of hot/cold label.
7932 Use LLSDAC label instead of LLSDA for second section lsda.
7933 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7934 label instead of LLSDA if it is true.
7935 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7937 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7938 SECTION argument. Use it as index into crtl->eh.call_site_record
7940 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7941 use it to determine how to print table entries instead of using
7942 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7943 label instead of normal begin label as base.
7944 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7945 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7946 ensure no EH range spans between sections and that landing pads
7947 are always in the corresponding section.
7948 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7949 for crtl->eh.call_site_record being an array rather than scalar.
7950 (output_one_function_exception_table): New function, copied
7951 from output_function_exception_table. Adjust
7952 dw2_size_of_call_site_table, dw2_output_call_site_table
7953 callers. For SECOND section use *C suffixed labels.
7954 (output_function_exception_table): Call
7955 output_one_function_exception_table and, when doing hot/cold
7956 partitioning, also another time for the second section.
7957 * opts.c: Include except.h.
7958 (decode_options): Allow -freorder-blocks-and-partition with
7959 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7960 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7961 * function.h (struct rtl_eh): Change call_site_record from
7962 scalar into array of 2 elements.
7964 2009-08-07 Martin Jambor <mjambor@suse.cz>
7966 * ipa-prop.c (count_formal_params_1): New function.
7967 (ipa_get_vector_of_formal_parms): New function.
7968 (get_vector_of_formal_parm_types): New function.
7969 (ipa_modify_formal_parameters): New function.
7970 (ipa_modify_call_arguments): New function.
7971 (index_in_adjustments_multiple_times_p): New function.
7972 (ipa_combine_adjustments): New function.
7973 (ipa_dump_param_adjustments): New function.
7974 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7975 (ipa_get_vector_of_formal_parms): Declare.
7976 (ipa_modify_formal_parameters): Declare.
7977 (ipa_modify_call_arguments): Declare.
7978 (ipa_combine_adjustments): Declare.
7979 (ipa_dump_param_adjustments): Declare.
7980 (build_ref_for_offset): Declare.
7981 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7982 * tree-sra.c: Include ipa-prop.c.
7983 (build_ref_for_offset): Make public.
7985 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7987 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7989 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7991 * gcc/doc/extend.texi (__builtin_extract_return_address)
7992 (__builtin_frob_return_address): Document.
7994 2009-08-06 Paul Brook <paul@codesourcery.com>
7996 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7997 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7998 implementation on ARMv6-M.
8000 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8002 * doc/extend.texi (pcs): Document new attribute for ARM.
8004 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8006 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8009 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8011 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8014 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8016 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8018 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8020 Merge ARM/hard_vfp_branch to trunk.
8022 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8024 * arm.c (libcall_eq): New function.
8025 (libcall_hash): New function.
8026 (add_libcall): New function.
8027 (arm_libcall_uses_aapcs_base): New function.
8028 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8029 libcalls using the base PCS.
8030 (arm_init_cumulative_args): Likewise.
8032 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8034 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8035 Use base ABI for conversion libfuncs between HFmode and SFmode.
8037 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8039 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8040 V4SImode as representatives of all 64-bit and 128-bit vector
8041 types. Allow vector types without vector modes.
8042 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8043 without vector modes like BLKmode.
8044 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8045 BLKmode. Avoid unsupported vector modes or TImode moves for
8047 (aapcs_vfp_allocate_return_reg): Likewise.
8048 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8049 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8051 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8053 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8054 (arm_get_pcs_model): Pass attribute arguments to
8055 arm_pcs_from_attribute.
8056 (arm_init_cumulative_args): Use base AAPCS for conversions from
8057 floating-point types to DImode.
8058 (arm_attribute_table): Add pcs attribute.
8059 (arm_handle_pcs_attribute): New.
8060 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8061 conversions from floating-point types to DImode, also declare them
8062 to use base AAPCS and declare functions they call to use base
8063 AAPCS and their RTABI names.
8065 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8067 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8068 -mfloat-abi=hard not being supported for VFP.
8070 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8072 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8073 SYMBOL_REF to hard_libcall_value.
8075 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8076 Richard Earnshaw <rearnsha@arm.com>
8078 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8079 has been put on the stack, all remaining co-processory arguments for
8080 that co-processor also go on the stack.
8082 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8084 * config/arm/arm.c (arm_return_in_memory): Handle returning
8085 vectors of suitable size in registers also for AAPCS case.
8087 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8089 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8091 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8093 ARM Hard-VFP calling convention
8094 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8095 * target.h (gcc_target): Add libcall_value to table of call hooks.
8096 * targhooks.h (default_libcall_value): Default implementation.
8097 * targhooks.c (default_libcall_value): Likewise.
8098 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8099 * optabs.c (expand_unop): Use it.
8100 * expr.h (hard_libcall_value): Pass the function RTX through.
8101 * calls.c (emit_library_call_value_1): Update call to
8103 * explow.c (hard_libcall_value): Use new target hook.
8104 * testsuite/lib/target-supports.exp
8105 (check_effective_target_arm_hard_vfp_ok): New hook.
8106 (check_effective_target_arm_neon_ok): Improve test for neon
8108 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8109 * config/arm/arm.c: Include cgraph.h
8110 (TARGET_FUNCTION_VALUE): Override default hook.
8111 (arm_pcs_default): New variable.
8112 (arm_override_options): Don't fault hard calling convention with VFP.
8113 Add support for AAPCS variants.
8114 (arm_function_value): Make static. Handle AAPCS variants.
8115 (arm_libcall_value): New function.
8116 (arm_apply_result_size): Handle VFP registers in results.
8117 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8119 (pcs_attribute_args): New variable.
8120 (arm_pcs_from_attribute): New function.
8121 (arm_get_pcs_model): New function.
8122 (aapcs_vfp_cum_init): New function.
8123 (aapcs_vfp_sub_candidate): New function.
8124 (aapcs_vfp_is_return_candidate): New function.
8125 (aapcs_vfp_is_call_candidate): New function.
8126 (aapcs_vfp_allocate): New function.
8127 (aapcs_vfp_allocate_return_reg): New function.
8128 (aapcs_vfp_advance): New function.
8129 (aapcs_cp_arg_layout): New variable.
8130 (aapcs_select_call_coproc): New function.
8131 (aapcs_select_return_coproc): New function.
8132 (aapcs_allocate_return_reg): New function.
8133 (aapcs_libcall_value): New function.
8134 (aapcs_layout_arg): New function.
8135 (arm_init_cumulative_args): Initialize AAPCS args data.
8136 (arm_function_arg): Handle AAPCS variants using new interface.
8137 (arm_arg_parital_bytes): Likewise.
8138 (arm_function_arg_advance): New function.
8139 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8140 calling conventions.
8141 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8142 * arm.h (NUM_VFP_ARG_REGS): Define.
8143 (LIBCALL_VALUE): Update.
8144 (FUNCTION_VALUE): Delete.
8145 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8146 (arm_pcs): New enum.
8147 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8148 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8149 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8150 * arm-protos.h (arm_function_arg_advance): Add.
8151 (aapcs_libcall_value): Add.
8152 (arm_function_value): Delete.
8154 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8155 H.J. Lu <hongjiu.lu@intel.com>
8158 * config/i386/i386.c (standard_sse_mode_p): Remove.
8159 (standard_sse_constant_p): Return 2 for integer mode
8160 vector_all_ones_operand when SSE2 is enabled.
8161 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8162 (ix86_expand_vector_move): Do not check for negative values from
8163 standard_sse_constant_p.
8165 2009-08-06 Richard Guenther <rguenther@suse.de>
8167 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8168 array type comparisons frontend independent.
8169 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8170 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8171 out array reference lower bound and element size operands.
8172 (ao_ref_init_from_vn_reference): Properly compute the offset
8173 for ARRAY_RANGE_REF.
8174 (vn_reference_fold_indirect): Fill out array reference lower
8175 bound and element size operands.
8176 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8177 a non gimple valued reference operand which can happen for
8178 array reference lower bound or element size.
8179 (create_component_ref_by_pieces_1): Properly generate the
8180 element size operand for array references.
8182 2009-08-06 Richard Guenther <rguenther@suse.de>
8184 PR tree-optimization/40964
8185 * tree.c (iterative_hash_host_wide_int): Export.
8186 * tree.h (iterative_hash_host_wide_int): Declare.
8187 * tree-ssa-structalias.c (heapvar_map): New struct.
8188 (heapvar_map_eq): New function.
8189 (heapvar_map_hash): Likewise.
8190 (heapvar_lookup): Adjust.
8191 (heapvar_insert): Likewise.
8192 (make_constraint_from_heapvar): Allow multiple heap variables
8193 per decl at different offsets.
8194 (init_alias_heapvars): Adjust.
8196 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8198 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8199 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8200 trailing sync if TARGET_SYNC_AFTER_SC.
8202 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8204 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8205 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8206 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8207 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8208 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8209 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8210 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8211 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8212 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8213 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8214 the prototype declaration match the definition.
8215 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8216 instructions explicitly. Add barrier_before and operands
8218 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8219 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8220 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8221 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8222 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8223 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8225 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8227 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8229 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8230 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8233 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8236 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8238 PR rtl-optimization/40924
8239 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8240 make sure canon_rtx (mem_address) isn't simpler than
8241 canon_rtx (expanded_mem_address).
8243 2009-08-05 Li Feng <nemokingdom@gmail.com>
8245 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8247 (build_scop_drs): Build alias set for each SCoP.
8249 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8251 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8252 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8253 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8254 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8255 (BASE_DRIVER_SELF_SPECS): Likewise.
8257 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8259 * tree-ssa-alias.c: Fix some comment typos.
8261 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8263 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8264 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8266 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8269 * simplify-rtx.c (simplify_binary_operation_1): Disable
8270 simplifications for decimal float operations.
8272 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8275 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8276 operand of INDIRECT_REF.
8278 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8280 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8281 constants referencing TLS symbols.
8283 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8285 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8286 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8288 2009-08-03 Richard Guenther <rguenther@suse.de>
8290 * tree.c (make_vector_type): Build a main variant first,
8291 get the canonical one and then build the variant.
8292 * tree-ssa.c (useless_type_conversion_p_1): Handle
8294 (useless_type_conversion_p): Conversions to pointers to
8295 incomplete record types are useless.
8297 2009-08-03 Richard Guenther <rguenther@suse.de>
8299 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8300 file will be created.
8301 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8302 * toplev.c (compile_file): Adjust comment.
8304 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8306 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8307 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8308 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8309 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8310 (sh_promote_function_mode): Fix typo.
8312 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8314 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8316 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8318 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8319 declaration arguments.
8321 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8323 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8324 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8325 (ix86_split_ashl): Ditto.
8326 (ix86_expand_vector_init_one_nonzero): Ditto.
8327 (ix86_expand_vector_set): Ditto.
8328 (ix86_expand_reduc_v4sf): Ditto.
8330 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8332 * explow.c (promote_function_mode): Remove assert.
8333 * config/sh/sh.c (sh_promote_function_mode): Declare.
8335 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8337 * config/pa/pa.c (pa_promote_function_mode): Declare.
8338 Change to static. Fix promote_mode call.
8340 * gthr-dce.h (CONST_CAST2): Define if not defined.
8341 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8343 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8345 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8347 * expr.c (store_constructor): Use promote_decl_mode. Remove
8348 now write-only variable unsignedp.
8349 (expand_expr_real_1): Use promote_decl_mode.
8350 * expr.h (promote_function_mode, promote_decl_mode): New.
8351 (promote_mode): Remove last argument.
8352 * function.c (assign_temp): Drop last argument of promote_mode.
8353 (assign_parm_find_data_types): Use promote_function_mode.
8354 (assign_parm_setup_reg): Likewise.
8355 (expand_function_end): Use promote_function_mode.
8356 * calls.c (initialize_argument_information): Use promote_function_mode.
8357 (precompute_arguments): Use promote_mode instead of checking if
8358 only PROMOTE_FUNCTION_MODE is defined.
8359 (expand_call): When making sibcall decisions, use promote_function_mode.
8360 Below, remove an if for targetm.calls.promote_function_return and
8361 and use promote_function_mode.
8362 (emit_library_call_value_1): Use promote_function_mode, fix bug
8363 where promote_mode was passed FOR_CALL == 0 for a return value in an
8365 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8366 * explow.c (promote_function_mode, promote_decl_mode): New.
8367 (promote_mode): Keep only the FOR_CALL == 0 case.
8368 * combine.c (setup_incoming_promotion): Remove test of
8369 promote_function_args. Use promote_function_mode.
8370 * stmt.c (expand_value_return): Use promote_decl_mode.
8371 (expand_decl): Use promote_decl_mode.
8373 * expr.c (store_constructor): Use promote_decl_mode. Remove
8374 now write-only variable unsignedp.
8375 (expand_expr_real_1): Use promote_decl_mode.
8376 * expr.h (promote_function_mode, promote_decl_mode): New.
8377 (promote_mode): Remove last argument.
8378 * function.c (assign_temp): Drop last argument of promote_mode.
8379 (assign_parm_find_data_types): Use promote_function_mode.
8380 (assign_parm_setup_reg): Likewise.
8381 (expand_function_end): Use promote_function_mode.
8382 * calls.c (initialize_argument_information): Use promote_function_mode.
8383 (precompute_arguments): Use promote_mode instead of checking if
8384 only PROMOTE_FUNCTION_MODE is defined.
8385 (expand_call): When making sibcall decisions, use promote_function_mode.
8386 Below, remove an if for targetm.calls.promote_function_return and
8387 and use promote_function_mode.
8388 (emit_library_call_value_1): Use promote_function_mode, fix bug
8389 where promote_mode was passed FOR_CALL == 0 for a return value in an
8391 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8392 * explow.c (promote_function_mode, promote_decl_mode): New.
8393 (promote_mode): Keep only the FOR_CALL == 0 case.
8394 * combine.c (setup_incoming_promotion): Remove test of
8395 promote_function_args. Use promote_function_mode.
8396 * stmt.c (expand_value_return): Use promote_decl_mode.
8397 (expand_decl): Use promote_decl_mode.
8399 * explow.c (promote_function_mode): Just call the target hook.
8400 * targhooks.c (default_promote_function_mode,
8401 default_promote_function_mode_always_promote): New.
8402 * targhooks.h (default_promote_function_mode,
8403 default_promote_function_mode_always_promote): Declare.
8404 * target.h (promote_function_args, promote_function_return): Remove.
8405 (promote_function_mode): New.
8406 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8407 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8408 (TARGET_PROMOTE_FUNCTION_MODE): New.
8409 (TARGET_CALLS): Adjust.
8410 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8411 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8413 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8414 * config/s390/s390.c (s390_promote_function_mode): ... here,
8415 with pointer handling.
8416 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8417 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8419 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8420 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8421 with pointer handling.
8422 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8423 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8425 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8426 * config/sh/sh.c (sh_promote_function_mode): New.
8427 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8428 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8430 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8431 * config/cris/cris.c (cris_promote_function_mode): ... here.
8432 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8433 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8435 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8436 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8437 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8438 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8440 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8441 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8442 complex type handling.
8443 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8444 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8446 * config/pa/pa.c (pa_promote_function_mode): New.
8447 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8448 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8450 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8451 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8452 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8453 * config/xtensa/xtensa.c: Likewise.
8454 * config/stormy16/stormy16.c: Likewise.
8455 * config/iq2000/iq2000.c: Likewise.
8456 * config/rs6000/rs6000.c: Likewise.
8457 * config/picochip/picochip.c: Likewise.
8458 * config/arc/arc.c: Likewise.
8459 * config/mcore/mcore.c: Likewise.
8460 * config/score/score.c: Likewise.
8461 * config/mips/mips.c: Likewise.
8462 * config/bfin/bfin.c: Likewise.
8463 * config/ia64/ia64.c: Likewise (disabled though).
8465 * config/frv/frv.h: Remove pointless remark.
8467 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8468 TARGET_PROMOTE_FUNCTION_ARGS,
8469 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8470 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8472 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8474 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8475 -floop-parallelize-all.
8476 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8477 flag_loop_parallelize_all.
8478 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8479 * graphite.c (graphite_transform_loops): Same.
8481 * graphite-poly.c (apply_poly_transforms): Same.
8483 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8485 PR tree-optimization/40914
8486 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8487 if set, then check the delta field of the PMF record.
8488 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8489 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8490 call is stored in the delta.
8492 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8494 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8496 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8498 * config/i386/bsd.h (ASM_BYTE): New define.
8499 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8500 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8501 .byte. Use fputs or putc instead of fprintf where appropriate.
8502 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8503 fputs or putc instead of fprintf where appropriate.
8504 * config/i386/i386elf.h: Ditto.
8505 * config/i386/sysv4.h: Ditto.
8507 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8508 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8509 (*tls_global_dynamic_64): Ditto.
8511 2009-07-31 Christian Bruel <christian.bruel@st.com>
8513 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8515 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8517 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8518 Remove dead code for MINUS.
8520 2009-07-31 Anthony Green <green@moxielogic.com>
8522 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8524 (moxie_expand_epilogue): Ditto for epilogue.
8525 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8527 (moxie_function_arg): Ditto.
8528 (moxie_pass_by_reference): Ditto.
8529 (moxie_arg_partial_bytes): Ditto.
8530 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8531 (FUNCTION_ARG_ADVANCE) Ditto.
8532 (REG_PARM_STACK_SPACE) Ditto.
8533 (FUNCTION_ARG_REGNO_P) Dito.
8535 * config.gcc: Add moxie linux config support.
8536 * gcc/config/moxie/uclinux.h: New file.
8538 2009-07-31 DJ Delorie <dj@redhat.com>
8540 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8541 (UNSPECV_SP_SWITCH_E): New.
8542 (sp_switch_1): Change to an unspec.
8543 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8545 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8546 reference the new stack's address
8548 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8550 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8551 graphite-clast-to-gimple.o, graphite-dependences.o,
8552 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8553 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8554 (graphite-blocking.o,
8555 graphite-clast-to-gimple.o, graphite-dependences.o,
8556 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8557 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8558 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8559 * cfgloop.h (struct loop): Add can_be_parallel field.
8560 * common.opt (fgraphite-identity): Moved up.
8561 (fgraphite-force-parallel): New flag.
8562 * graphite.c: Rewrite.
8563 * graphite.h: Rewrite.
8564 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8566 * toplev.c (graphite_out_file): New file descriptor.
8567 (graphite_in_file): New.
8568 (process_options): flag_graphite_force_parallel cannot be used without
8570 * tree-ssa-loop.c: Include toplev.h.
8571 (gate_graphite_transforms): Enable flag_graphite for
8572 flag_graphite_force_parallel.
8574 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8576 * ChangeLog.graphite: New.
8577 * graphite-blocking.c: New.
8578 * graphite-clast-to-gimple.c: New.
8579 * graphite-clast-to-gimple.h: New.
8580 * graphite-dependences.c: New.
8581 * graphite-dependences.h: New.
8582 * graphite-interchange.c: New.
8583 * graphite-poly.c: New.
8584 * graphite-poly.h: New.
8585 * graphite-ppl.c: New.
8586 * graphite-ppl.h: New.
8587 * graphite-scop-detection.c: New.
8588 * graphite-scop-detection.h: New.
8589 * graphite-sese-to-poly.c: New.
8590 * graphite-sese-to-poly.h: New.
8594 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8596 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8597 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8599 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8601 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8602 (scev_is_linear_expression): Return false if the evolution is not
8603 affine multivariate.
8605 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8607 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8608 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8610 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8612 * tree-data-ref.c (debug_data_references): New.
8613 (debug_data_reference): New.
8614 * tree-data-ref.h (debug_data_references): Declared.
8615 (debug_data_reference): Declared.
8617 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8619 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8620 * tree-data-ref.h (scop_p): Removed.
8621 (struct data_reference): Remove field scop.
8623 (stmt_simple_memref_p): Removed.
8625 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8627 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8628 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8631 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8633 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8635 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8637 * doc/invoke.texi (-fgraphite-identity): Documented.
8639 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8641 * tree-scalar-evolution.c: Fix comment.
8642 (instantiate_scev_1): Return unknow from scev instantiation if the
8643 result is not above instantiate_below.
8645 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8647 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8648 static anymore. Instantiate the symbols that may have been introduced
8650 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8653 2009-07-30 DJ Delorie <dj@redhat.com>
8655 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8656 .vliw directive to VLIW sections.
8658 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8660 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8662 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8663 (AUTOHEADER): New variable.
8664 ($(srcdir)/cstamp-h.in): Use it.
8666 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8667 Pat Haugen <pthaugen@us.ibm.com>
8668 Revital Eres <ERES@il.ibm.com>
8670 * config/rs6000/vector.md (VEC_F): Add VSX support.
8674 (vector_load_<mode>): Ditto.
8675 (vector_store_<mode>): Ditto.
8676 (vector GPR move split): Ditto.
8677 (vec_reload_and_plus_<mptrsize>): Ditto.
8678 (vec_reload_and_reg_<mptrsize>): Ditto.
8679 (add<mode>3): Ditto.
8680 (sub<mode>3): Ditto.
8681 (mul<mode>3): Ditto.
8682 (neg<mode>2): Ditto.
8683 (abs<mode>2): Ditto.
8684 (smin<mode>3): Ditto.
8685 (smax<mode>3): Ditto.
8686 (vector_eq<mode>): Ditto.
8687 (vector_gt<mode>): Ditto.
8688 (vector_ge<mode>): Ditto.
8689 (vector_gtu<mode>): Ditto.
8690 (vector_select_<mode>_uns): Ditto.
8691 (vector_eq_<mode>_p): Ditto.
8692 (vector_gt_<mode>_p): Ditto.
8693 (vector_ge_<mode>_p): Ditto.
8694 (vector_gtu_<mode>_p): Ditto.
8695 (cr6_test_for_zero): Ditto.
8696 (cr6_test_for_zero_reverse): Ditto.
8697 (cr6_test_for_lt): Ditto.
8698 (cr6_test_for_lt_reverse): Ditto.
8699 (xor<mode>3): Ditto.
8700 (ior<mode>3): Ditto.
8701 (and<mode>3): Ditto.
8702 (one_cmpl<mode>2): Ditto.
8703 (nor<mode>2): Ditto.
8704 (andc<mode>2): Ditto.
8705 (float<VEC_int<mode>2): Ditto.
8706 (unsigned_float<VEC_int><mode>2): Ditto.
8707 (fix_trunc<mode><VEC_int>2): Ditto.
8708 (fixuns_trunc<mode><VEC_int>2): Ditto.
8710 (vec_set<mode>): Ditto.
8711 (vec_extract<mode>): Ditto.
8712 (vec_interleave_highv4sf): Ditto.
8713 (vec_interleave_lowv4sf): Ditto.
8714 (vec_realign_load_<mode>): Ditto.
8715 (vec_shl_<mode>): Ditto.
8716 (vec_shr_<mode>): Ditto.
8717 (div<mode>3): New patterns for VSX.
8718 (vec_interleave_highv2df): Ditto.
8719 (vec_interleave_lowv2df): Ditto.
8720 (vec_pack_trunc_v2df): Ditto.
8721 (vec_pack_sfix_trunc_v2df): Ditto.
8722 (vec_pack_ufix_trunc_v2df): Ditto.
8723 (vec_unpacks_hi_v4sf): Ditto.
8724 (vec_unpacks_lo_v4sf): Ditto.
8725 (vec_unpacks_float_hi_v4si): Ditto.
8726 (vec_unpacks_float_lo_v4si): Ditto.
8727 (vec_unpacku_float_hi_v4si): Ditto.
8728 (vec_unpacku_float_lo_v4si): Ditto.
8729 (movmisalign<mode>): Ditto.
8730 (vector_ceil<mode>2): New patterns for vectorizing math library.
8731 (vector_floor<mode>2): Ditto.
8732 (vector_btrunc<mode>2): Ditto.
8733 (vector_copysign<mode>3): Ditto.
8735 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8736 predicate for setting the high bit in each word, used for copysign.
8738 * config/rs6000/ppc-asm.h (f19): Whitespace.
8739 (f32-f63): Define if VSX.
8740 (v0-v31): Define if Altivec.
8741 (vs0-vs63): Define if VSX.
8743 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8745 * config/rs6000/power7.md: New file, provide tuning parameters for
8748 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8749 (rs6000_cpu_cpp_builtins): Ditto.
8750 (altivec_overloaded_builtins): Ditto.
8751 (altivec_resolve_overloaded_builtin): Ditto.
8753 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8754 debug switch to disable vectorizing simple math builtin
8757 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8758 Vectorize simple math builtin functions.
8759 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8760 hook to vectorize math builtins.
8761 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8762 (rs6000_builtin_conversion): Add VSX/power7 support.
8763 (rs6000_builtin_vec_perm): Ditto.
8764 (vsplits_constant): Add support for loading up a vector constant
8765 with just the high bit set in each part.
8766 (rs6000_expand_vector_init): Add VSX/power7 support.
8767 (rs6000_expand_vector_set): Ditto.
8768 (rs6000_expand_vector_extract): Ditto.
8769 (rs6000_emit_move): Ditto.
8770 (bdesc_3arg): Ditto.
8771 (bdesc_2arg): Ditto.
8772 (bdesc_1arg): Ditto.
8773 (rs6000_expand_ternop_builtin): Ditto.
8774 (altivec_expand_builtin): Ditto.
8775 (rs6000_expand_unop_builtin): Ditto.
8776 (rs6000_init_builtins): Ditto.
8777 (altivec_init_builtins): Ditto.
8778 (builtin_function_type): Ditto.
8779 (rs6000_common_init_builtins): Ditto.
8780 (rs6000_handle_altivec_attribute); Ditto.
8781 (rs6000_mangle_type): Ditto.
8782 (rs6000_vector_mode_supported_p): Ditto.
8783 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8786 * config/rs6000/vsx.md: New file for VSX support.
8788 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8789 identifing values with just the most significant bit set.
8790 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8791 vectorized builtins.
8793 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8794 (UNSPEC_VRFIM): Delete.
8795 (splitter for loading up vector with most significant bit): New
8796 splitter for vectorizing copysign.
8797 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8798 vectorizing simple math functions.
8799 (altivec_vrfip): Add support for vectorizing simple math functions.
8800 (altivec_vrfim): Ditto.
8801 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8803 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8804 (power7.md, vsx.md): Include for power7 support.
8805 (copysigndf3): Use VSX instructions if -mvsx.
8806 (negdf2_fpr): Ditto.
8807 (absdf2_fpr): Ditto.
8808 (nabsdf2_fpr): Ditto.
8809 (adddf3_fpr): Ditto.
8810 (subdf3_fpr): Ditto.
8811 (muldf3_fpr): Ditto.
8812 (divdf3_fpr): Ditto.
8813 (fix_truncdfdi2_fpr): Ditto.
8814 (cmpdf_internal1): Ditto.
8815 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8816 (btruncdf2, btruncdf2_fpr): Ditto.
8817 (ceildf2, ceildf2_fpr): Ditto.
8818 (floordf2, floordf2_fpr): Ditto.
8819 (floatdidf2, floatdidf2_fpr): Ditto.
8820 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8821 (fmsubdf4_fpr): Ditto.
8822 (fnmadddf4_fpr_1): Ditto.
8823 (fnmadddf4_fpr_2): Ditto.
8824 (fnmsubdf4_fpr_1): Ditto.
8825 (fnmsubdf4_fpr_2): Ditto.
8826 (fixuns_truncdfdi2): Add expander for VSX support.
8827 (fix_truncdfdi2): Ditto.
8828 (fix_truncdfsi2): Ditto.
8830 (btruncsf2): Whitespace.
8831 (movdf_hardfloat32): Add support for VSX registers.
8832 (movdf_softfloat32): Ditto.
8833 (movdf_hardfloat64): Ditto.
8834 (movdf_hardfloat64_mfpgpr): Ditto.
8835 (movdf_softfloat64): Ditto.
8836 (movti splitters): Add check for vector registers supporting
8837 TImode in the future.
8838 (bpermd): Add power7 bpermd instruction.
8840 * config/rs6000/altivec.h (vec_div): Define if VSX.
8844 (vec_nearbyint): Ditto.
8847 (all predicates): Use the generic builtin function, and not the V4SF
8848 specific function so that the predicates will work with VSX's V2DF.
8852 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8853 Document new VSX functions and types.
8855 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8858 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8859 "wa", and "j" constraints. Modify "v" to talk about Altivec
8860 instead of just vector.
8862 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8865 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8866 location for phi arguments.
8867 (rewrite_update_phi_arguments): Find locations for reaching defs.
8868 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8869 Add location to add_phi_arg calls.
8870 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8871 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8872 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8873 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8874 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8875 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8876 * tree-phinodes.c (make_phi_node): Initialize location.
8877 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8878 (add_phi_arg): Add location parameter.
8879 (remove_phi_arg_num): Move location when moving phi argument.
8880 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8882 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8883 slpeel_update_phi_nodes_for_guard1,
8884 slpeel_update_phi_nodes_for_guard2,
8885 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8886 vect_loop_versioning): Set locations.
8887 * tree-parloops.c (create_phi_for_local_result,
8888 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8889 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8890 * tree-vect-loop.c (get_initial_def_for_induction,
8891 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8893 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8894 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8895 (gimple_phi_arg_set_location): New. Set locus.
8896 (gimple_phi_arg_has_location): New. Check for locus.
8897 (redirect_edge_var_map_location): New. Return locus from var_map.
8898 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8899 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8900 combining PHI arguments.
8901 (cond_store_replacement): Set location.
8902 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8903 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8904 scop_add_exit_phis_edge): Add locations.
8905 * tree-cfgcleanup.c (remove_forwarder_block,
8906 remove_forwarder_block_with_phi): Add locations.
8907 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8908 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8910 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8911 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8912 flush_pending_stmts): Add source location.
8913 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8914 stack to preserve locations.
8915 * tree-vect-stmts.c (vectorizable_load): Add location.
8916 * tree-inline.c (copy_phis_for_bb): Copy locus.
8917 (setup_one_parameter): Add call locus to inlined parameter stmts.
8918 (initialize_inlined_parameters): Pass in call location as parameter
8920 (tree_function_versioning): Pass location to setup_one_parameter.
8921 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8922 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8923 copy and edge lists.
8924 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8925 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8926 locus parameter and override the stmt default if provided.
8927 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8928 elim_graph_add_edge, elim_graph_remove_succ_edge,
8929 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8930 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8931 eliminate_phi): Add locus info in elimination graph for each edge and
8933 (insert_backedge_copies): Copy locus if present.
8934 * tree-flow.h (struct _edge_var_map): Add locus field.
8935 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8936 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8937 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8939 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8941 2009-07-30 Martin Jambor <mjambor@suse.cz>
8943 PR tree-optimization/40570
8944 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8947 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8949 * ssa-loop-manip.c: Include langhooks.h.
8950 (rewrite_phi_with_iv): New.
8951 (rewrite_all_phi_nodes_with_iv): New.
8952 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8953 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8954 * tree-parloops.c (loop_parallel_p): Move out all conditions
8955 except dependency check.
8956 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8957 (gen_parallel_loop): Call canonicalize_loop_ivs without
8958 reduction_list argument.
8959 (build_new_reduction): New.
8960 (gather_scalar_reductions): New.
8961 (try_get_loop_niter): New.
8962 (try_create_reduction_list): New.
8963 (parallleize_loops): Change the parallel conditions check.
8964 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8965 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8967 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8969 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8971 * doc/options.texi (Option properties): Mention new quoting syntax.
8973 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8975 * config/alpha/alpha.c (alpha_start_function):
8976 Handle VMS_DEBUG_MAIN_POINTER
8977 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8978 * doc/invoke.texi: Document -mdebug-main switch.
8980 2009-07-29 Richard Henderson <rth@redhat.com>
8982 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8983 (cgraph_create_edge_including_clones): Likewise.
8984 * tree-inline.c (copy_bb): Operate on the correct edges
8985 when updating the callgraph.
8987 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8989 * config/alpha/vms-cc.c: Deleted.
8990 * config/alpha/vms-ld.c: Deleted.
8991 * config/alpha/t-vms64: Moved to config/vms
8992 * config/alpha/vms-crt0-64.c: Moved to config/vms
8993 * config/alpha/vms-crt0.c: Moved to config/vms
8994 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8995 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8996 * config/alpha/xm-vms.h: Moved to config/vms
8997 * config/alpha/x-vms: Moved to config/vms
8998 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9000 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9001 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9003 * config/vms/t-vms64: Moved here from config/alpha
9004 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9005 (argc,argv,envp): Enforce 32bit malloc'ing.
9006 * config/vms/vms-psxcrt0-64.c: Likewise.
9007 * config/vms/vms-crt0.c: Moved here from config/alpha.
9008 * config/vms/vms-psxcrt0.c: Likewise.
9009 * config/vms/vms-crtl-64.h: New file.
9010 * config/vms/vms-crtl.h: New file.
9011 * config/vms/vms.opt: New file.
9012 * config/vms/xm-vms64.h: New file.
9013 * config/vms/xm-vms.h: Moved here from config/alpha.
9014 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9016 * config/vms/x-vms: Moved here from config/alpha.
9017 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9018 (vms-ld.o, vms-cc.o): Removed.
9019 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9021 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9023 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9024 correct stack (obvious VMS fix).
9026 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9028 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9029 date, version info if VMS_DEBUGGING_INFO defined.
9030 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9031 size, date calculating code moved here.
9033 2009-07-29 Paul Brook <paul@codesourcery.com>
9035 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9038 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9041 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9042 to DImode when generating insq_le insn.
9044 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9046 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9047 New macro set for VMS_DEBUGGGING_INFO.
9048 (AT_string_form): Use it.
9050 2009-07-28 DJ Delorie <dj@redhat.com>
9052 * config/mep/mep.c (vtext_section): New.
9053 (vftext_section): New.
9054 (ftext_section): New.
9055 (mep_select_section): Add support for functions.
9056 (mep_unique_section): Likewise.
9057 (mep_asm_init_sections): Likewise.
9058 (mep_encode_section_info): Remove it from here.
9060 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9062 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9064 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9065 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9067 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9069 * dwarf2out.c (output_file_names): Test new macro
9070 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9071 (add_comp_dir_attribute): Likewise.
9073 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9075 * config/i386/mingw-w64.h (LINK_SPEC): Add
9076 separating space between commands.
9078 2009-07-28 Jan Hubicka <jh@suse.cz>
9080 PR tree-optimization/40759
9081 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9084 2009-07-27 DJ Delorie <dj@redhat.com>
9086 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9087 types are dword-aligned.
9088 (mep_expand_va_start): Likewise.
9090 2009-07-27 Olivier Hainque <hainque@adacore.com>
9091 Douglas B Rupp <rupp@gnat.com>
9093 * convert.c (convert_to_pointer): Don't assume the target
9094 pointer type is POINTER_SIZE long. Fetch its precision instead.
9096 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9098 * system.h (fopen): Undefine if macro.
9100 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9102 * dwarf2out.c (output_cfi_p): Removed.
9103 (output_cfis): New function.
9104 (output_fde): New function, split from output_call_frame_info.
9105 (output_call_frame_info): Use it.
9106 (dwarf2out_switch_text_section): Use output_cfis.
9108 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9110 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9111 TARGET_BI_ARCH is specified without enabling SJLJ.
9112 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9113 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9115 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9117 * arm.md (negdi2): Use DImode if forcing a value into a register.
9119 2009-07-26 Ira Rosen <irar@il.ibm.com>
9121 PR tree-optimization/40801
9122 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9123 of vector operand from the previous copy of vector statement.
9124 Pass the correct definition type value to
9125 vect_get_vec_def_for_stmt_copy().
9127 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9129 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9130 const char ** conversion.
9132 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9134 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9135 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9136 (gcc_unreachable): Invoke __builtin_unreachable() if
9137 !ENABLE_ASSERT_CHECKING.
9139 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9141 PR rtl-optimization/40445
9142 * emit-rtl.c (next_nonnote_insn_bb): New function.
9143 * rtl.h (next_nonnote_insn_bb): Declare new function.
9144 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9145 with no successors that is the successor of the ENTRY_BLOCK.
9146 Continue from the top after removing an empty fallthrough block.
9147 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9148 of next_nonnote_insn.
9150 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9152 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9154 2009-07-25 Martin Jambor <mjambor@suse.cz>
9156 * c-common.c (c_common_attribute_table): New element for noclone.
9157 (handle_noclone_attribute): New function. Forward-declare.
9158 * tree-inline.c (tree_versionable_function_p): Check for noclone
9160 * doc/extend.texi (Labels as Values): Document need for noclone.
9161 (Function Attributes): Document noclone attribute.
9163 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9165 PR rtl-optimization/34999
9166 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9167 and dw_fde_switched_cold_to_hot fields.
9168 (output_cfi_p): New function.
9169 (output_call_frame_info): If fde->dw_fde_switched_sections,
9170 output 2 FDEs instead of one with corrupted header.
9171 (dwarf2out_do_cfi_startproc): New function.
9172 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9173 and fde->dw_fde_switched_cold_to_hot.
9174 (dwarf2out_switch_text_section): Compute
9175 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9176 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9177 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9178 Otherwise, compute fde->dw_fde_switch_cfi.
9180 2009-07-24 Cary Coutant <ccoutant@google.com>
9182 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9184 2009-07-24 Cary Coutant <ccoutant@google.com>
9186 * cfghooks.c (split_block): Copy discriminator to new block.
9187 * tree-cfg.c (assign_discriminator): Check location of last
9188 instruction in block as well as first.
9190 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9192 * config/i386/linux.c: Use fputs or putc instead of fprintf
9194 * config/i386/gas.h: Ditto.
9195 * config/i386/x86-64.h: Ditto.
9196 * config/i386/att.h: Ditto.
9198 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9200 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9203 2009-07-24 Martin Jambor <mjambor@suse.cz>
9205 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9206 (ipa_push_func_to_list_1): Declare.
9207 (ipa_push_func_to_list): New function.
9209 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9210 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9211 (ipa_push_func_to_list): Removed.
9212 (ipa_pop_func_from_list): Clear node_enqueued flag.
9214 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9216 * config/s390/s390.c (override_options): Default
9217 max-unrolled-insns to 100 for z10 tuning.
9219 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9221 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9222 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9223 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9224 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9225 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9226 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9227 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9229 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9231 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9232 use default set in mingw32.h header.
9233 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9234 64-bit /mingw/include path.
9235 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9238 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9240 PR rtl-optimization/40209
9241 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9243 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9245 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9246 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9247 with the rest of string where appropriate. Use fputs or putc
9248 instead of fprintf where appropriate.
9250 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9251 Pat Haugen <pthaugen@us.ibm.com>
9252 Revital Eres <ERES@il.ibm.com>
9254 * config/rs6000/vector.md: New file. Move most of the vector
9255 expander support here from altivec.md to allow for the VSX vector
9256 unit in the future. Add support for secondary_reload patterns.
9257 Rewrite the patterns for vector comparison, and vector comparison
9258 predicate instructions so that the RTL expresses the desired
9259 behavior, instead of using unspec.
9261 * config/rs6000/constraints.md ("f" constraint): Use
9262 rs6000_constraints to hold the precalculated register class.
9263 ("d" constraint): Ditto.
9264 ("wd" constraint): New constraint for VSX.
9265 ("wf" constraint): Ditto.
9266 ("ws" constraint): Ditto.
9267 ("wa" constraint): Ditto.
9268 ("wZ" constraint): Ditto.
9269 ("j" constraint): Ditto.
9271 * config/rs6000/predicates.md (vsx_register_operand): New
9273 (vfloat_operand): New predicate for vector.md.
9274 (vint_operand): Ditto.
9275 (vlogical_operand): Ditto.
9276 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9277 (easy_vector_constant): Add VSX support.
9278 (altivec_indexed_or_indirect_operand): New predicate for
9279 recognizing Altivec style memory references with AND -16.
9281 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9282 for vector secondary reload support.
9283 (rs6000_vector_reg_class): Delete, replacing it with
9285 (rs6000_vsx_reg_class): Ditto.
9286 (rs6000_constraints): New array to hold the register classes of
9287 each of the register constraints that can vary at runtime.
9288 (builtin_mode_to_type): New static array for builtin function type
9290 (builtin_hash_table): New static hash table for builtin function
9292 (TARGET_SECONDARY_RELOAD): Define target hook.
9293 (TARGET_IRA_COVER_CLASSES): Ditto.
9294 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9295 registers are 128 bits if VSX memory reference instructions are used.
9296 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9298 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9299 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9300 Print several of the scheduling related parameters.
9301 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9302 rs6000_constraints instead of rs6000_vector_reg_class. Move
9303 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9304 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9305 Altivec. Add VSX support. Setup for secondary reload support on
9306 Altivec/VSX registers.
9307 (rs6000_override_options): Make power7 set the scheduling groups
9308 like the power5. Add support for new debug switches to override
9309 the scheduling defaults. Temporarily disable -mcpu=power7 from
9310 setting -mvsx. Add support for debug switches -malways-hint,
9311 -msched-groups, and -malign-branch-targets.
9312 (rs6000_buitlin_conversion): Add support for returning unsigned
9313 vector conversion functions to fix regressions due to stricter
9315 (rs6000_builtin_mul_widen_even): Ditto.
9316 (rs6000_builtin_mul_widen_odd): Ditto.
9317 (rs6000_builtin_vec_perm): Ditto.
9318 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9319 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9321 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9323 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9324 VSX types for bit operations. Changes to accomidate vector.md.
9325 (bdesc_2arg): Ditto.
9326 (bdesc_1arg): Ditto.
9327 (struct builtin_description_predicates): Rewrite predicate
9328 handling so that RTL describes the operation, instead of passing
9329 the instruction to be used as a string argument.
9330 (bdesc_altivec_preds): Ditto.
9331 (altivec_expand_predicate_builtin): Ditto.
9332 (altivec_expand_builtin): Ditto.
9333 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9334 statement for vsldoi support.
9335 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9336 (altivec_expand_st_builtin): Ditto.
9337 (paired_expand_builtin): Whitespace changes.
9338 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9339 builtin_mode_to_type table for secondary reload. Call
9340 builtin_function_type to build random builtin functions.
9341 (altivec_init_builtins): Change to use builtin_function_type to
9342 create builtin function types dynamically as we need them.
9343 (builtin_hash_function): New support for hashing the tree types
9344 for builtin function as we need it, rather than trying to build
9345 all of the trees that we need. Add initial preliminary VSX support.
9346 (builtin_function_type): Ditto.
9347 (builtin_function_eq): Ditto.
9348 (builtin_hash_struct): Ditto.
9349 (rs6000_init_builtins): Ditto.
9350 (rs6000_common_init_builtins): Ditto.
9351 (altivec_init_builtins): Ditto.
9352 (rs6000_common_init_builtins): Ditto.
9353 (enum reload_reg_type): New enum for simplifing reg classes.
9354 (rs6000_reload_register_type): Simplify register classes into GPR,
9355 Vector, and other registers. Altivec and VSX addresses in reload.
9356 (rs6000_secondary_reload_inner): Ditto.
9357 (rs6000_ira_cover_classes): New target hook, that returns the
9358 appropriate cover classes, based on -mvsx being used or not.
9359 (rs6000_secondary_reload_class): Add VSX support.
9360 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9361 (get_vsel_insn): Ditto.
9362 (rs6000_emit_vector_compare): Rewrite vector conditional support
9363 so that where we can, we use RTL operators, instead of blindly use
9365 (rs6000_emit_vector_select): Ditto.
9366 (rs6000_emit_vector_cond_expr): Ditto.
9367 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9368 (create_TOC_reference): Add -mdebug=addr support.
9369 (emit_frame_save): VSX loads/stores need register indexed addressing.
9371 * config/rs6000/rs6000.md: Include vector.md.
9373 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9375 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9376 support for V2DI, V2DF in logical, permute, select operations.
9378 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9379 switch for vsx/power7.
9380 (-mvsx-scalar-memory): Ditto.
9381 (-mvsx-align-128): Ditto.
9382 (-mallow-movmisalign): Ditto.
9383 (-mallow-df-permute): Ditto.
9384 (-msched-groups): Ditto.
9385 (-malways-hint): Ditto.
9386 (-malign-branch-targets): Ditto.
9388 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9390 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9391 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9392 (rs6000_vector_reg_class): Delete.
9393 (rs6000_vsx_reg_class): Ditto.
9394 (enum rs6000_reg_class_enum): New enum for the constraints that
9395 vary based on target switches.
9396 (rs6000_constraints): New array to hold the register class for all
9397 of the register constraints that vary based on the switches used.
9398 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9399 (enum rs6000_builtins): Add unsigned varients for the builtin
9400 declarations returned by target hooks for expanding multiplies,
9401 select, and permute operations. Add VSX builtins.
9402 (enum rs6000_builtin_type_index): Add entries for VSX.
9403 (V2DI_type_node): Ditto.
9404 (V2DF_type_node): Ditto.
9405 (unsigned_V2DI_type_node): Ditto.
9406 (bool_long_type_node): Ditto.
9407 (intDI_type_internal_node): Ditto.
9408 (uintDI_type_internal_node): Ditto.
9409 (double_type_internal_node): Ditto.
9411 * config/rs6000/altivec.md (whole file): Move all expanders to
9412 vector.md from altivec.md. Rename insn matching functions to be
9414 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9415 (altivec_vcmp*): Ditto.
9416 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9417 (VM): New iterator for moves that includes the VSX types.
9418 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9419 (altivec_vperm_<mode>_uns): New, for unsigned types.
9420 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9421 (altivec_eq<mode>): Ditto.
9422 (altivec_gt<mode>): Ditto.
9423 (altivec_gtu<mode>): Ditto.
9424 (altivec_eqv4sf): Ditto.
9425 (altivec_gev4sf): Ditto.
9426 (altivec_gtv4sf): Ditto.
9427 (altivec_vcmpbfp_p): Ditto.
9429 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9431 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9434 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9437 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9438 ASM_SHORT instead of .word.
9439 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9440 instead of .word in asm template.
9442 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9445 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9446 (process_bb_node_lives): Use it.
9448 * ira.c (setup_cover_and_important_classes): Don't setup
9449 ira_important_class_nums. Add cover classes to the end of
9451 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9453 (find_reg_class_closure): Use reorder_important_classes.
9455 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9457 * config/i386/i386.c (i386_ira_cover_classes): New function.
9458 (TARGET_IRA_COVER_CLASSES): Redefine.
9460 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9461 importance of order of cover classes in the array.
9463 2009-07-22 Diego Novillo <dnovillo@google.com>
9465 * tree-pass.h (TDF_EH): Define.
9466 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9467 contains TDF_EH, print the EH region number holding GS.
9468 * tree-dump.c (dump_options): Add "eh".
9469 * doc/invoke.texi: Document it.
9471 2009-07-22 Doug Kwan <dougkwan@google.com>
9473 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9475 2009-07-22 Michael Matz <matz@suse.de>
9477 PR tree-optimization/35229
9478 PR tree-optimization/39300
9480 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9481 (inhibit_phi_insertion): New function.
9482 (insert_into_preds_of_block): Call it for REFERENCEs.
9483 (init_pre): Initialize and finalize scalar evolutions.
9484 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9486 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9488 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9489 Use CONST_VECTOR_NUNITS to determine number of elements.
9491 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9493 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9494 (U, W): Constraints are now deprecated and will be removed if we
9496 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9498 ("prefetch"): Add the stcmh instruction for prefetching.
9499 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9501 (s390_short_displacement): Return always true if compiling for
9502 machines not providing the long displacement facility.
9503 (s390_mem_constraint): Support the new constraint letter Z.
9504 (s390_check_qrst_address): New function.
9506 2009-07-21 DJ Delorie <dj@redhat.com>
9508 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9511 2009-07-21 Jason Merrill <jason@redhat.com>
9513 * c-common.c (max_tinst_depth): Increase default to 1024.
9515 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9517 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9518 (vec_unpacku_float_lo_v4si): Ditto.
9520 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9523 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9524 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9525 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9526 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9528 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9530 PR tree-optimization/40813
9531 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9534 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9536 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9537 with a NOP_EXPR if needed.
9539 2009-07-21 Paul Brook <paul@codesourcery.com>
9541 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9542 Terminate debug dump with newline.
9544 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9546 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9547 Cast "1" to unsigned HOST_WIDE_INT.
9548 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9549 deposit length to the maximum length - lsb. Extend length if
9550 HOST_BITS_PER_WIDE_INT is 32.
9552 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9554 * cgraph.h (constant_pool_htab): New function.
9555 (constant_descriptor_tree): Move from varasm.c.
9556 * varasm.c (constant_pool_htab): New function.
9557 (constant_descriptor_tree): Move to cgraph.h.
9559 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9561 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9563 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9565 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9568 2009-07-20 Xinliang David Li <davidxl@google.com>
9570 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9572 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9574 * config/mips/mips.md (move_type): Add arith.
9575 (type): Handle arith.
9576 (zero_extendsidi2): Rename this into ...
9577 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9578 (zero_extendsidi2): New expander.
9579 (*zero_extendsidi2_dext): New pattern.
9581 2009-07-20 Nick Clifton <nickc@redhat.com>
9583 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9584 to set MIPS_ABI_DEFAULT.
9585 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9587 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9589 * tree-object-size.c (addr_object_size): Handle unions with
9590 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9592 PR tree-optimization/40792
9593 * tree.c (build_function_type_skip_args): Remove bogus assert.
9595 2009-07-20 Jan Hubicka <jh@suse.cz>
9596 Martin Jambor <mjambor@suse.cz>
9598 * cgraph.h (combined_args_to_skip): New field.
9599 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9600 combined_args_to_skip and args_to_skip.
9601 * tree-inline.c (update_clone_info): New function.
9602 (tree_function_versioning): Call update_clone_info.
9603 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9605 (cgraph_materialize_all_clones): More extensive dumping, working
9606 with combined_args_to_skip rather than args_to_skip.
9608 2009-07-20 Ira Rosen <irar@il.ibm.com>
9610 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9611 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9612 (get_initial_def_for_reduction): Likewise.
9613 (vectorizable_reduction): Skip the check of first operand in case
9614 of COND_EXPR. Add check that it is outer loop vectorization if
9615 nested cycle was detected. Call vectorizable_condition() for
9616 COND_EXPR. If reduction epilogue cannot be created do not fail for
9617 nested cycles (if it is not double reduction). Assert that there
9618 is only one type in the loop in case of COND_EXPR. Call
9619 vectorizable_condition() to vectorize COND_EXPR.
9620 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9621 Add parameters. Allow nested cycles if called from
9622 vectorizable_reduction(). Use reduction vector variable if provided.
9623 (vect_analyze_stmt): Call vectorizable_reduction() before
9624 vectorizable_condition().
9625 (vect_transform_stmt): Update call to vectorizable_condition().
9627 2009-07-20 Christian Bruel <christian.bruel@st.com>
9629 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9630 * doc/invoke.texi (-mfmovd): Likewise.
9631 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9633 2009-07-20 Jan Hubicka <jh@suse.cz>
9635 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9636 when handling SSA name.
9638 2009-07-19 Jan Hubicka <jh@suse.cz>
9640 PR tree-optimization/40676
9641 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9642 virtual PHIs in empty BBs.
9644 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9646 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9647 re-expanded the compound use gen_lowpart instead to convert to the
9650 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9652 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9653 OUTER_CONST arguments.
9654 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9655 the new wider mode will be masked off.
9656 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9658 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9660 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9661 high-order bits are zero.
9663 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9665 * combine.c (simplify_shift_const_1): Split code to determine
9667 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9668 new bits shifted in are identical to the old sign bit.
9670 2009-07-18 Richard Guenther <rguenther@suse.de>
9673 * gimplify.c (gimplify_call_expr): Reject code using results from
9674 functions returning void.
9676 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9678 * doc/md.texi: Document the new PowerPC "es" constraint.
9679 Document that "m" can include automodified addresses on this target,
9680 and explain how %U must be used. Extend the "Q" and "Z" documentation
9681 to suggest "es" as well as "m".
9682 * config/rs6000/constraints.md (es): New memory constraint.
9683 (Q, Z): Update strings to match new documentation.
9685 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9687 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9688 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9689 * config/rs6000/predicates.md (volatile_mem_operand): Use
9690 offsettable_nonstrict_memref_p.
9691 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9692 (*floatunssidf2_internal): Likewise.
9693 (*fix_truncdfsi2_internal): Likewise.
9694 (*fix_trunctfsi2_internal): Likewise.
9696 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9698 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9700 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9702 2009-07-17 Richard Guenther <rguenther@suse.de>
9705 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9706 (pass_warn_unused_result): Likewise.
9707 (TODO_set_props): Remove.
9708 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9710 (pass_diagnose_omp_blocks): Define.
9711 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9712 (c_gimple_diagnostics_recursively): Remove.
9713 (finish_function): Do not call it.
9714 (c_write_global_declarations): Continue after errors.
9715 Finalize the CU here.
9716 * c-gimplify.c (c_genericize): Do not gimplify here.
9717 * c-common.c (c_warn_unused_result): Move ...
9718 * tree-cfg.c (do_warn_unused_result): ... here.
9719 (run_warn_unused_result): New function.
9720 (gate_warn_unused_result): New function.
9721 (pass_warn_unused_result): New pass.
9722 * c-common.h (c_warn_unused_result): Remove.
9723 * flags.h (flag_warn_unused_result): Declare.
9724 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9725 * opts.c (flag_warn_unused_result): Initialize to false.
9726 * toplev.c (compile_file): Add comment.
9727 * omp-low.c (create_omp_child_function): Do not register
9728 the function with the frontend.
9729 (diagnose_omp_structured_block_errors): Prepare to be
9730 called as optimization pass.
9731 (gate_diagnose_omp_blocks): New function.
9732 (pass_diagnose_omp_blocks): New pass.
9733 * cgraph.h (cgraph_optimize): Remove.
9734 (cgraph_analyze_function): Likewise.
9735 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9736 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9737 before their parents here.
9738 (cgraph_finalize_function): Not here.
9739 (cgraph_analyze_function): Gimplify functions here.
9740 (cgraph_finalize_compilation_unit): Continue after errors.
9741 Optimize the callgraph from here.
9742 (cgraph_optimize): Make static.
9743 * langhooks.c (write_global_declarations): Finalize the CU.
9744 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9745 (gimplify_function_tree): Assert we gimplify only once.
9746 Set PROP_gimple_any property.
9747 * tree-nested.c (gimplify_all_functions): New function.
9748 (lower_nested_functions): Gimplify all nested functions.
9749 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9750 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9751 and pass_diagnose_omp_blocks after gimplification. Do not
9752 set TODO_set_props on all_lowering_passes.
9753 (execute_one_pass): Do not handle TODO_set_props.
9754 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9755 (gimplify.o): Add tree-pass.h dependency.
9756 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9757 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9758 (unsave_r): Likewise.
9759 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9762 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9764 * doc/service.texi (Service): Restore previously removed link,
9765 which isn't broken after all.
9767 2009-07-17 Richard Guenther <rguenther@suse.de>
9769 PR tree-optimization/40321
9770 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9771 PHI nodes to the maximal set.
9772 (make_values_for_phi): Add PHI arguments to the maximal set.
9773 (execute_pre): Dump PHI_GEN and the maximal set.
9775 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9778 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9781 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9783 * doc/extend.texi (Nested Functions): Replace broken link with
9785 * doc/service.texi (Service): Remove broken link.
9787 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9790 * builtins.c (expand_builtin_memcmp): Use loc instead of
9791 EXPR_LOCATION (exp).
9792 (expand_builtin_strncmp): Likewise.
9794 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9795 Manuel López-Ibáñez <manu@gcc.gnu.org>
9798 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9799 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9800 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9801 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9802 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9803 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9804 tree-inline.c, c-common.c, c-common.h, gimple.c,
9805 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9806 convert.c: Add location argument to fold_{unary,binary,ternary},
9807 fold_build[123], build_call_expr, build_size_arg,
9808 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9809 fold_build1_initializer, fold_build2_initializer,
9810 fold_build3_initializer, fold_build_call_array,
9811 fold_build_call_array_initializer, fold_single_bit_test,
9812 omit_one_operand, omit_two_operands, invert_truthvalue,
9813 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9814 combine_comparisons, fold_builtin_*, fold_call_expr,
9815 build_range_check, maybe_fold_offset_to_address, round_up,
9818 2009-07-16 Jason Merrill <jason@redhat.com>
9821 * c-common.c (c_common_reswords): Add __is_standard_layout
9823 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9824 * doc/implement-cxx.texi: New.
9825 * doc/gcc.texi: Include it.
9827 2009-07-16 DJ Delorie <dj@redhat.com>
9829 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9830 compares that may be indirectly affected by previous instructions.
9832 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9834 * builtins.c (do_mpc_arg2): New.
9835 (fold_builtin_2): Fold builtin cpow.
9836 * real.h (HAVE_mpc_pow): New.
9838 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9840 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9841 comparison to skip unprofitable schedule
9843 2009-07-16 Simon Baldwin <simonb@google.com>
9845 * gcc.c (option_map): New flag -no-canonical-prefixes.
9846 * (display_help): Print help text for new flag.
9847 * (process_command): Move options translation and language specifics
9848 and handle new flag early. Use it to set a function pointer to a
9849 prefix builder. Replace make_relative_prefix calls with calls to
9850 the function pointed to. Ignore new flag in regular options handling.
9851 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9853 2009-07-15 DJ Delorie <dj@redhat.com>
9855 * config/mep/mep.md (sibcall_internal): Change register to avoid
9857 (sibcall_value_internal): Likewise.
9859 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9861 PR rtl-optimization/40710
9862 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9864 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9866 * config/mips/mips.md (*extenddi_truncate<mode>,
9867 *extendsi_truncate<mode>): Change type attribute to move_type
9868 with shift_shift. Split out code handling exts from here ...
9869 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9871 (*extendhi_truncateqi): Change type attribute to move_type with
9872 shift_shift. Split out code handling exts from here ...
9873 (*extendhi_truncateqi_exts): ... to this new pattern.
9875 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9877 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9878 instead of "and" with inverted sign bit mask value. Use
9879 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9880 Allocate registers only for operand 4 and operand 5.
9882 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9885 * fold-const.c (fold_cond_expr_with_comparison): When folding
9886 < and <= to MIN, make sure the MIN uses the same type as the
9887 comparison's operands.
9889 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9891 * arm.md (ior_xor): New code iterator.
9892 (split for ior/xor with shift and zero-extend): New split pattern.
9893 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9895 2009-07-15 Richard Guenther <rguenther@suse.de>
9897 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9900 2009-07-15 Richard Guenther <rguenther@suse.de>
9903 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9905 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9907 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9908 handle 2.6.30 kernel.
9910 2009-07-15 DJ Delorie <dj@redhat.com>
9912 * config/mep/mep.md (sibcall_internal): Change register to allow
9913 for 24-bit addresses.
9914 (sibcall_value_internal): Likewise.
9916 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9918 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9919 that are enabled/disabled by the flags introduced by a previous patch.
9921 2009-07-14 DJ Delorie <dj@redhat.com>
9923 * config/mep/mep.md (sibcall_internal): Include non-toggling
9925 (sibcall_value_internal): Likewise.
9927 2009-07-14 Taras Glek <tglek@mozilla.com>
9928 Rafael Espindola <espindola@google.com>
9930 * doc/sourcebuild.texi: Document install-plugin target.
9931 * configure.ac: Added install-plugin target to language makefiles.
9932 * configure: Regenerate.
9933 * Makefile.in: (install-plugin): Install more headers,
9934 depend on lang.install-plugin.
9936 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9938 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9941 2009-07-14 DJ Delorie <dj@redhat.com>
9943 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9944 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9945 * config/mep/mep.md (sibcall_internal): Change test from
9946 mep_vliw_mode_match to mep_vliw_jmp_match.
9947 (sibcall_value_internal): Likewise.
9949 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9951 * config/i386/sse.md (copysign<mode>3): New expander.
9952 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9953 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9954 Use ix86_build_const_vector.
9955 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9956 IX86_BUILTIN_CPYSGNPD.
9957 (builtin_description): Add __builtin_ia32_copysignps and
9958 __builtin_ia32_copysignpd.
9959 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9960 and BUILT_IN_COPYSIGNF.
9962 2009-07-13 Jason Merrill <jason@redhat.com>
9964 * builtins.c (can_trust_pointer_alignment): New fn.
9965 (get_pointer_alignment): Factor it out from here.
9966 * tree.h: Declare it.
9968 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9970 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9973 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9977 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9979 2009-07-14 Richard Guenther <rguenther@suse.de>
9980 Andrey Belevantsev <abel@ispras.ru>
9983 * cfgexpand.c (partition_stack_vars): Do not bother to update
9984 alias information when not optimizing.
9986 2009-07-14 Richard Guenther <rguenther@suse.de>
9987 Andrey Belevantsev <abel@ispras.ru>
9989 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9990 (pt_solution_set): Likewise.
9991 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9992 * tree-ssa-structalias.c (pt_solution_set): New function.
9993 * final.c (rest_of_clean_state): Free SSA data structures.
9994 * print-rtl.c (print_decl_name): Remove.
9995 (print_mem_expr): Implement in terms of print_generic_expr.
9996 * alias.c (ao_ref_from_mem): New function.
9997 (rtx_refs_may_alias_p): Likewise.
9998 (true_dependence): Query alias-export info.
9999 (canon_true_dependence): Likewise.
10000 (write_dependence_p): Likewise.
10001 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10003 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10004 (mem_expr_equal_p): Use operand_equal_p.
10005 (set_mem_attributes_minus_bitpos): Do not use
10006 component_ref_for_mem_expr.
10007 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10008 (update_alias_info_with_stack_vars): Likewise.
10009 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10010 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10011 explicitly nor clear stmt operands.
10012 Free the decl-to-pointer map.
10013 * tree-optimize.c (execute_free_datastructures): Do not free
10014 SSA data structures here.
10015 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10016 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10017 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10019 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10021 2009-07-13 DJ Delorie <dj@redhat.com>
10023 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10024 unrolling at the right iteration count.
10026 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10029 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10031 * haifa-sched.c (rank_for_schedule): Introduced flags to
10032 enable/disable individual scheduling heuristics.
10033 * common.opt: Introduced flags to enable/disable individual
10034 heuristics in the scheduler.
10035 * doc/invoke.texi: Introduced flags to enable/disable individual
10036 heuristics in the scheduler.
10038 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10040 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10041 config/i386/mingw-tls.c.
10042 * config/i386/mingw-tls.c: Removed.
10044 2009-07-13 Ira Rosen <irar@il.ibm.com>
10046 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10047 checks access only relevant statements.
10048 (vectorizable_reduction): Likewise.
10050 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10052 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10053 just for 32-bit case.
10055 2009-07-12 Jan Hubicka <jh@suse.cz>
10057 PR tree-optimization/40585
10058 * except.c (expand_resx_expr): When there already is resume
10059 instruction, produce linked list.
10060 (build_post_landing_pads): Assert that resume is empty.
10061 (connect_post_landing_pads): Handle resume lists.
10062 (dump_eh_tree): Dump resume list.
10064 2009-07-12 Ira Rosen <irar@il.ibm.com>
10066 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10067 with additional argument.
10068 * tree-vectorizer.h (enum vect_def_type): Add
10069 vect_double_reduction_def.
10070 (vect_is_simple_reduction): Add argument.
10071 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10073 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10074 vect_is_simple_reduction with additional argument.
10075 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10077 (reduction_code_for_scalar_code): Handle additional codes by
10078 returning ERROR_MARK for them. Fix comment and indentation.
10079 (vect_is_simple_reduction): Fix comment, add argument to specify
10080 double reduction. Detect double reduction.
10081 (get_initial_def_for_induction): Fix indentation.
10082 (get_initial_def_for_reduction): Fix comment and indentation.
10083 Handle double reduction. Create initial definitions that do not
10084 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10085 (vect_create_epilog_for_reduction): Fix comment, add argument to
10086 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10087 epilogue result extraction. Create double reduction phi node and
10088 replace relevant uses.
10089 (vectorizable_reduction): Call vect_is_simple_reduction with
10090 additional argument. Fix indentation. Update epilogue code treatment
10091 according to the changes in reduction_code_for_scalar_code. Check
10092 for double reduction. Call vect_create_epilog_for_reduction with
10093 additional argument.
10094 * tree-vect-stmts.c (process_use): Handle double reduction, update
10096 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10097 (vect_get_vec_def_for_operand): Likewise.
10099 2009-07-12 Danny Smith <dansmister@gmail.com>
10101 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10102 dllexport if !TREE_PUBLIC.
10103 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10105 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10107 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10108 (avr_extra_arch_macro) Remove declatation.
10109 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10110 (avr_extra_arch_macro) Declare as static.
10111 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10113 2009-07-11 Jan Hubicka <jh@suse.cz>
10115 PR middle-end/48388
10116 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10118 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10121 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10122 cold_in_std_section bits.
10123 (dwarf2out_begin_prologue): Initialize them.
10124 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10125 if already covered by text_section or cold_text_section range.
10127 PR rtl-optimization/40667
10128 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10129 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10130 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10131 * config/i386/i386.c (ix86_minimum_alignment): New function.
10132 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10133 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10134 * emit-rtl.c (gen_reg_rtx): Likewise.
10135 * function.c (assign_parms): Likewise. If nominal_type needs
10136 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10137 rather than passed_type's alignment.
10140 * function.c (assign_parm_setup_stack): Adjust
10141 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10142 from nominal_mode on big endian.
10144 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10146 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10148 2009-07-10 DJ Delorie <dj@redhat.com>
10150 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10152 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10154 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10156 (thumb2_cbnz): Likewise.
10158 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10161 * config.gcc (supported_defaults): Add synci.
10162 (with_synci): Add validation.
10163 (all_defaults): Add synci.
10164 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10167 * config/mips/mips.opt (msynci): New option.
10168 * config/mips/mips.c (mips_override_options): Warn on use of
10169 -msynci for targets that do now support it.
10170 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10172 * gcc/doc/invoke.texi (-msynci): Document the new option.
10173 * doc/install.texi (--with-synci): Document the new option.
10175 2009-07-10 Richard Guenther <rguenther@suse.de>
10177 PR tree-optimization/40496
10178 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10179 the PHI result with a compatible type.
10181 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10185 * c.opt (Wunused-result): New.
10186 * doc/invoke.texi: Document it.
10187 * c-common.c (c_warn_unused_result): Use it.
10189 2009-07-09 DJ Delorie <dj@redhat.com>
10191 * targhooks.c (default_target_can_inline_p): Rename from
10192 default_target_option_can_inline_p.
10193 * targhooks.h (default_target_can_inline_p): Likewise.
10194 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10195 TARGET_OPTION_CAN_INLINE_P.
10196 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10197 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10198 (mep_target_can_inline_p): Rename from
10199 mep_target_option_can_inline_p.
10202 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10203 registers used to pass vectors.
10205 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10207 2009-07-09 Tom Tromey <tromey@redhat.com>
10209 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10210 * config/mmix/mmix.c: Include dwarf2.h.
10211 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10212 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10213 * config/sh/sh.c: Include dwarf2.h.
10214 * config/i386/i386.c: Include dwarf2.h.
10215 * Makefile.in (DWARF2_H): Remove 'elf'.
10216 * except.c: Include dwarf2.h.
10217 * unwind-dw2.c: Include dwarf2.h.
10218 * dwarf2out.c: Include dwarf2.h.
10219 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10220 * unwind-dw2-fde.c: Include dwarf2.h.
10221 * dwarf2asm.c: Include dwarf2.h.
10223 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10225 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10226 (max_issue): Use it.
10227 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10229 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10230 (region_sched_info): Update.
10231 * sched-ebb.c (ebb_sched_info): Update.
10232 * modulo-sched.c (sms_sched_info): Update.
10233 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10235 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10237 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10239 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10241 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10243 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10245 PR middle-end/40692
10246 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10247 arg1 with arg01 if arg1 is already INTEGER_CST.
10249 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10251 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10252 Transform (and (truncate)) into (truncate (and)).
10254 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10256 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10257 creating LHS paradoxical subregs. Fix surrounding returns to
10258 use NULL_RTX rather than 0.
10260 2009-07-08 DJ Delorie <dj@redhat.com>
10262 * config/mep/mep.c: (mep_option_can_inline_p): New.
10263 (TARGET_OPTION_CAN_INLINE_P): Define.
10265 2009-07-08 Mark Wielaard <mjw@redhat.com>
10268 * dwarf2out.c (add_data_member_location_attribute): When we have
10269 only a constant offset don't emit a new location description using
10270 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10273 2009-07-08 Richard Henderson <rth@redhat.com>
10276 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10277 (enum reg_class): Add CLOBBERED_REGS.
10278 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10279 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10280 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10281 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10282 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10283 force 64-bit sibcalls into R11.
10284 * config/i386/constraints.md (U): New constraint.
10285 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10286 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10287 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10289 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10291 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10293 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10294 * ebitmap.h (dump_ebitmap): Ditto.
10295 * optabs.h (optab_libfunc): Ditto.
10296 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10297 * tree-flow.h (vect_can_force_dr_alignment_p,
10298 get_vectype_for_scalar_type): Ditto.
10299 (vectorize_loops): Move prototype to ...
10300 * tree-vectorizer.h: ... here. Also, adjust comment.
10301 (vect_set_verbosity_level): Remove duplicate prototype.
10302 * tree-ssa-loop.c: Include tree-vectorizer.h.
10303 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10305 2009-07-08 Nick Clifton <nickc@redhat.com>
10307 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10310 2009-07-08 DJ Delorie <dj@redhat.com>
10312 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10313 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10314 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10316 * config/mep/intrinsics.md: Regenerated.
10317 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10318 registers when asm() or calls are detected.
10320 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10323 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10325 * gimple (gimple_build_call_from_tree): Likewise.
10326 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10327 no_warning flag before warning.
10329 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10331 * tree.c (set_expr_locus): Remove.
10332 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10333 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10335 * gimplify.c (internal_get_tmp_var): Likewise.
10336 (gimplify_call_expr): Likewise.
10337 (gimplify_one_sizepos): Likewise.
10339 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10342 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10343 to variables for debugging purposes.
10345 2009-06-23 Mark Loeser <mark@halcy0n.com>
10348 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10350 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10352 * pretty-print.c (pp_base_format): Remove %J.
10353 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10354 gcc_cxxdiag_char_table): Likewise.
10355 (init_dynamic_diag_info): Likewise.
10357 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10359 * pretty-print.c (pp_base_format): Remove %H.
10360 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10361 gcc_cxxdiag_char_table): Likewise.
10362 (init_dynamic_diag_info): Likewise.
10363 * config/mep/mep.c (mep_select_section): Likewise.
10365 2009-07-07 Duncan Sands <baldrick@free.fr>
10367 * final.c (pass_clean_state): Give the pass a name.
10368 * passes.c (pass_rest_of_compilation): Likewise.
10369 * tree-optimize.c (pass_all_optimizations): Likewise.
10371 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10373 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10374 an extra 'decl' for error_at.
10376 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10378 PR middle-end/40669
10379 * tree-tailcall.c (adjust_return_value_with_ops,
10380 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10381 if it has complex or vector type.
10383 2009-07-07 Olivier Hainque <hainque@adacore.com>
10385 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10388 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10390 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10392 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10394 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10395 * c-decl.c: Likewise.
10396 * function.c: Likewise.
10397 * varasm.c: Likewise.
10398 * tree-ssa.c: Likewise.
10399 * c-common.c: Likewise.
10400 * tree-cfg.c: Likewise.
10401 * config/spu/spu.c: Likewise.
10402 * config/ia64/ia64.c: Likewise.
10403 * config/v850/v850.c: Likewise.
10405 2009-07-06 DJ Delorie <dj@redhat.com>
10407 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10408 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10409 unspecified accesses to control registers.
10410 * config/mep/intrinsics.md: Regenerate.
10411 * config/mep/intrinsics.h: Regenerate.
10412 * config/mep/mep-intrin.h: Regenerate.
10414 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10416 * c-lex.c: Replace %H by an explicit location. Update all calls.
10417 * c-common.c: Likewise.
10418 * c-decl.c: Likewise.
10419 * c-typeck.c: Likewise.
10420 * fold-const.c: Likewise.
10421 * gimplify.c: Likewise.
10422 * stmt.c: Likewise.
10423 * tree-cfg.c: Likewise.
10424 * tree-ssa-loop-niter.c: Likewise.
10425 * tree-vrp.c: Likewise.
10426 * value-prof.c: Likewise.
10428 2009-07-06 Diego Novillo <dnovillo@google.com>
10430 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10431 if it has one. Handle cases where VAR does not have an
10432 annotation or cfun is NULL.
10434 2009-07-06 Diego Novillo <dnovillo@google.com>
10436 * tree.c: Include debug.h.
10437 (initialize_tree_contains_struct): New.
10438 (init_ttree): Call it.
10439 (tree_node_structure_for_code): Factor out of ...
10440 (tree_node_structure): ... here.
10441 * treestruct.def (TS_PHI_NODE): Remove.
10442 (TS_GIMPLE_STATEMENT): Remove.
10444 2009-07-06 Diego Novillo <dnovillo@google.com>
10446 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10447 (debug_tree_chain): Handle cycles.
10449 2009-07-06 Nick Clifton <nickc@redhat.com>
10450 DJ Delorie <dj@redhat.com>
10452 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10453 __FMOVD_ENABLED__ is defined.
10455 (TARGET_FMOVD): Provide a default definition.
10456 (MASK_FMOVD): Likewise.
10457 (TARGET_CPU_CPP_BUILTINS): Define
10458 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10459 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10460 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10461 (split for DF load from memory into register): Also handle
10462 MEMs which consist of REG+DISP addressing.
10463 (split for DF store from register to memory): Likewise.
10464 (movsf_ie): Always use single fp_mode.
10465 * config/sh/sh.c (sh_override_options): Do not automatically
10466 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10467 that to the -mfmovd command line switch.
10468 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10469 (fldi_ok): Always allow.
10470 * config/sh/sh.opt (mfmovd): Remove this switch.
10471 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10473 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10474 Kaz Kojima <kkojima@gcc.gnu.org>
10476 PR rtl-optimization/30807
10477 * postreload.c (reload_combine): For every new use of REG_SUM,
10478 record the use of BASE.
10480 2009-07-06 Jan Hubicka <jh@suse.cz>
10482 * params.def: Revert my accidental commit at 2009-06-30.
10484 2009-07-04 Ian Lance Taylor <iant@google.com>
10487 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10489 (mingw_format_attribute_overrides): Likewise.
10491 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10494 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10495 don't check cfa.reg. Instead of cfa.indirect use
10496 fde && fde->drap_reg != INVALID_REGNUM test.
10498 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10500 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10502 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10505 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10507 2009-07-03 Richard Guenther <rguenther@suse.de>
10509 PR tree-optimization/40640
10510 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10513 2009-07-03 Jan Hubicka <jh@suse.cz>
10515 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10516 for size, reduce amount of inlining.
10518 2009-07-03 Richard Guenther <rguenther@suse.de>
10520 PR middle-end/34163
10521 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10522 if t +- x is known to not overflow and the conversion widens the
10524 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10526 2009-07-03 Jan Hubicka <jh@suse.cz>
10528 * ipa-pure-const.c (analyze): Update loop optimizer init.
10529 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10530 try_remove_empty_loop, remove_empty_loops): Remove.
10531 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10532 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10533 to mark regular loops as neccesary.
10534 (degenerate_phi_p): New function.
10535 (propagate_necessity, remove_dead_phis): Use it.
10536 (forward_edge_to_pdom): Likewise.
10537 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10538 virtual PHI nodes that became unreachable.
10539 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10540 * tree-flow.h (remove_empty_loops): Remove.
10541 * passes.c (init_optimization_passes): Remove.
10543 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10545 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10546 can_create_pseudo_p.
10547 (*fix_trunc<mode>_i387_1): Ditto.
10548 (*floathi<mode>2_1): Ditto.
10549 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10550 (*fistdi2_1): Ditto.
10551 (*fist<mode>2_1): Ditto.
10552 (frndintxf2_floor): Ditto.
10553 (*fist<mode>2_floor_1): Ditto.
10554 (frndintxf2_ceil): Ditto.
10555 (*fist<mode>2_ceil_1): Ditto.
10556 (frndintxf2_trunc): Ditto.
10557 (frndintxf2_mask_pm): Ditto.
10558 (fxam<mode>2_i387_with_temp): Ditto.
10559 * config/i386/sse.md (mulv16qi3): Ditto.
10560 (*sse2_mulv4si3): Ditto.
10562 (sse4_2_pcmpestr): Ditto.
10563 (sse4_2_pcmpistr): Ditto.
10565 2009-07-03 Jan Hubicka <jh@suse.cz>
10567 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10568 (mark_stmt_necessary): Set it.
10569 (mark_operand_necessary): Set it.
10570 (mark_control_dependent_edges_necessary): Set it.
10571 (mark_virtual_phi_result_for_renaming): New function.
10572 (get_live_post_dom): New function.
10573 (forward_edge_to_pdom): New function.
10574 (remove_dead_stmt): Fix handling of control dependences.
10575 (tree_dce_init): Init new bitmap.
10576 (tree_dce_done): Free it.
10578 2009-07-02 Richard Guenther <rguenther@suse.de>
10581 * tree-ssa-structalias.c (new_var_info): Initialize
10584 2009-07-02 Jan Hubicka <jh@suse.cz>
10586 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10589 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10591 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10592 instead of recomputing it. Adjust calls.
10593 (emit_store_flag): Adjust recursive calls.
10595 2009-07-02 Richard Guenther <rguenther@suse.de>
10597 * tree-ssa-live.c (remove_unused_locals): Do not remove
10599 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10600 of DECL_EXTERNAL for HEAP variables.
10601 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10602 HEAP variables. Do not adjust RESTRICT vars.
10603 (find_what_var_points_to): Nobody cares if something
10604 points to READONLY.
10606 2009-07-02 Ben Elliston <bje@au.ibm.com>
10608 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10609 pc_low and pc_high declarations to the top of the function.
10611 2009-07-01 DJ Delorie <dj@redhat.com>
10613 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10614 registers as fixed.
10615 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10616 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10617 unspecified accesses to control registers.
10618 * config/mep/intrinsics.md: Regenerate.
10619 * config/mep/intrinsics.h: Regenerate.
10620 * config/mep/mep-intrin.h: Regenerate.
10622 2009-07-01 Anthony Green <green@moxielogic.com>
10624 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10625 instruction when possible.
10626 (moxie_expand_prologue): Ditto. Also, save an instruction and
10627 some complexity by popping off of $r12 instead of $sp.
10628 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10631 2009-07-01 Richard Henderson <rth@redhat.com>
10634 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10635 contained no insns, reposition note before last insn.
10637 2009-07-01 Richard Henderson <rth@redhat.com>
10640 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10641 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10643 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10646 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10647 darwin9 for printing reg addresses with %y.
10649 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10651 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10652 truncation from operands in binary operations.
10654 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10657 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10658 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10659 subreg of op0 to the original op0.
10661 * expmed.c (store_bit_field_1): Use a temporary as the destination
10662 instead of a paradoxical subreg when we need to truncate the result.
10664 2009-07-01 DJ Delorie <dj@redhat.com>
10666 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10667 names to VLIW variants.
10668 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10669 * config/mep/intrinsics.md: Regenerate.
10670 * config/mep/intrinsics.h: Regenerate.
10671 * config/mep/mep-intrin.h: Regenerate.
10673 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10676 * jump.c (returnjump_p): Revert last patch.
10677 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10679 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10682 * pa.md (casesi32p): Use jump table label to determine the offset
10684 (casesi64p): Likewise.
10686 * pa.c (forward_branch_p): Return bool type. Use instruction
10687 addresses when available. Assert that INSN has a jump label.
10688 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10691 2009-07-01 Richard Guenther <rguenther@suse.de>
10693 PR tree-optimization/19831
10694 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10695 that only act as barriers do not make any previous stores necessary.
10696 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10697 HEAP variables global, do not add a constraint from nonlocal.
10698 (find_func_aliases): Handle escapes through return statements.
10699 (compute_points_to_sets): Make escaped HEAP variables global.
10701 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10704 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10705 after reducing a DImode cstore to SImode.
10707 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10709 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10710 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10712 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10714 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10715 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10717 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10718 and umod_optab if TARGET_BSD_DIVMOD.
10719 * config/vax/lib1funcs.asm: New file.
10720 * config/vax/t-linux: New file.
10721 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10723 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10726 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10727 to type arguments that have void type.
10730 * dwarf2out.c (gen_formal_parameter_die): Call
10731 equate_decl_number_to_die if node is different from origin.
10733 2009-06-30 Anthony Green <green@moxielogic.com>
10735 Clean up moxie port for --enable-build-with-cxx.
10736 * config/moxie/moxie.c (moxie_function_value): First two
10737 parameters are const_tree, not tree.
10738 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10739 (REG_CLASS_NAMES): Ditto.
10740 (REGNO_REG_CLASS): Ditto.
10741 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10742 (moxie_function_value): Fix constyness of arguments.
10744 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10746 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10747 finalize_size_functions before further processing.
10748 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10749 (variable_size): Call self_referential_size on size expressions
10750 that contain a PLACEHOLDER_EXPR.
10751 (size_functions): New static variable.
10752 (copy_self_referential_tree_r): New static function.
10753 (self_referential_size): Likewise.
10754 (finalize_size_functions): New global function.
10755 * tree.c: Include tree-inline.h.
10756 (push_without_duplicates): New static function.
10757 (find_placeholder_in_expr): New global function.
10758 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10760 <tcc_expression>: Likewise.
10761 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10762 the call in the expression.
10763 * tree.h (finalize_size_functions): Declare.
10764 (find_placeholder_in_expr): Likewise.
10765 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10766 (substitute_placeholder_in_expr): Update comment.
10767 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10769 (copy_tree_body_r): Likewise.
10770 (copy_tree_body): New static function.
10771 (maybe_inline_call_in_expr): New global function.
10772 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10773 (maybe_inline_call_in_expr): Declare.
10774 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10775 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10778 2009-06-30 Richard Guenther <rguenther@suse.de>
10780 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10782 (propagate_necessity): Do not mark reaching defs of stores
10785 2009-06-30 Jan Hubicka <jh@suse.cz>
10787 * cfgloopanal.c (check_irred): Move into ...
10788 (mark_irreducible_loops): ... here; return true if ireducible
10790 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10791 (analyze_function): Try to prove loop finiteness.
10792 * cfgloop.h (mark_irreducible_loops): Update prototype.
10793 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10795 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10797 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10799 2009-06-30 Ira Rosen <irar@il.ibm.com>
10801 PR tree-optimization/40542
10802 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10805 2009-06-30 Martin Jambor <mjambor@suse.cz>
10807 PR tree-optimization/40582
10808 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10809 than useless_type_conversion_p.
10810 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10813 2009-06-30 Martin Jambor <mjambor@suse.cz>
10815 PR middle-end/40554
10816 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10818 2009-06-30 Richard Guenther <rguenther@suse.de>
10820 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10821 use ao_ref references.
10822 (walk_aliased_vdefs): Likewise.
10823 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10824 * tree-ssa-dce.c (struct ref_data): Remove.
10825 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10826 (mark_aliased_reaching_defs_necessary): Adjust.
10827 (mark_all_reaching_defs_necessary_1): Likewise.
10829 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10832 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10833 (emit_store_flag_1): Extract from emit_store_flag, adjust
10834 calls to (what now is) emit_cstore.
10835 (emit_store_flag): Call emit_store_flag_1 and also use it
10836 for what used to be recursive calls.
10838 2009-06-30 Wei Guozhi <carrot@google.com>
10841 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10842 if the target bb post dominates from bb.
10843 * config/i386/i386.c (memory_address_length): Check existence of base
10844 register before using it.
10846 2009-06-30 Nick Clifton <nickc@redhat.com>
10847 DJ Delorie <dj@redhat.com>
10849 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10850 __FMOVD_ENABLED__ is defined.
10852 (TARGET_FMOVD): Provide a default definition.
10853 (MASK_FMOVD): Likewise.
10854 (TARGET_CPU_CPP_BUILTINS): Define
10855 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10856 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10857 two fmov instructions depending upon whether TARGET_FMOVD is
10859 (split for DF load from memory into register): Also handle
10860 MEMs which consist of REG+DISP addressing.
10861 (split for DF store from register to memory): Likewise.
10862 * config/sh/sh.opt (mfmovd): Remove this switch.
10863 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10864 * config/sh/sh.c (sh_override_options): Do not automatically
10865 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10866 that to the -mfmovd command line switch.
10868 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10870 (fldi_ok): Always allow.
10871 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10873 2009-06-29 DJ Delorie <dj@redhat.com>
10875 * doc/install.texi (mep-x-elf): Correct chip's full name.
10877 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10879 * doc/extend.texi: Fix typo.
10881 2009-06-29 Tom Tromey <tromey@redhat.com>
10883 * dwarf2.h: Remove.
10884 * Makefile.in (DWARF2_H): New variable.
10885 (except.o): Use it.
10886 (dwarf2out.o): Likewise.
10887 (dwarf2asm.o): Likewise.
10888 * config/i386/t-i386: Use DWARF2_H.
10889 * except.c: Include elf/dwarf2.h.
10890 * unwind-dw2.c: Include elf/dwarf2.h.
10891 * dwarf2out.c: Include elf/dwarf2.h.
10892 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10893 <dtprel>: New field.
10894 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10895 (size_of_loc_descr): Likewise.
10896 (output_loc_operands_raw): Likewise.
10897 (output_loc_operands): Handle new dtprel field.
10898 (loc_checksum): Update.
10899 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10900 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10901 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10902 * dwarf2asm.c: Include elf/dwarf2.h.
10903 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10904 * config/mmix/mmix.c: Include elf/dwarf2.h.
10905 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10906 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10907 * config/sh/sh.c: Include elf/dwarf2.h.
10908 * config/i386/i386.c: Include elf/dwarf2.h.
10910 2009-06-29 DJ Delorie <dj@redhat.com>
10912 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10914 * doc/extend.texi: Add MeP attributes and pragmas.
10915 * doc/invoke.text: Add MeP Options.
10916 * doc/contrib.texi: Add MeP contribution.
10917 * doc/md.texi: Add MeP constraints.
10918 * doc/install.texi: Add MeP target.
10920 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10922 * target.h (struct gcc_target): Add frame_pointer_required field.
10923 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10924 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10925 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10927 * reload1.c (update_eliminables): (Ditto.).
10928 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10929 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10930 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10932 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10934 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10935 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10936 (arm_frame_pointer_required): New function.
10938 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10939 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10940 (avr_frame_pointer_required_p): Declare as static.
10941 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10943 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10944 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10945 (bfin_frame_pointer_required): Make as static, change return type
10947 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10949 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10950 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10951 (cris_frame_pointer_required): New function.
10953 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10955 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10956 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10957 (fr30_frame_pointer_required): New function.
10959 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10960 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10961 (frv_frame_pointer_required): Make as static, change return type
10963 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10965 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10966 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10967 (ix86_frame_pointer_required): Make as static, change return type to
10969 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10971 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10972 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10974 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10976 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10978 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10980 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10981 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10982 (mips_frame_pointer_required): Make as static.
10983 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10985 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10986 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10987 (mmix_frame_pointer_required): Mew function.
10989 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10990 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10992 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10994 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10996 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10998 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10999 (CAN_ELIMINATE): Redefine.
11000 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11001 (sparc_frame_pointer_required): New function.
11002 (sparc_can_eliminate): New function.
11003 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11005 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11006 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11008 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11009 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11010 (xtensa_frame_pointer_required): Make as static, change return type
11012 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11015 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11017 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11018 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11019 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11020 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11021 (register_callback): Handle PLUGIN_START_UNIT.
11022 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11024 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11026 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11028 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11029 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11031 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11033 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11036 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11038 * doc/extend.texi (Additional Floating Types): __float128 is also
11039 supported on i386 targets.
11041 2009-06-29 Richard Guenther <rguenther@suse.de>
11043 PR middle-end/14187
11044 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11046 (pt_solutions_same_restrict_base): Declare.
11047 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11049 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11050 (make_constraint_from, make_copy_constraint): Move earlier.
11051 (make_constraint_from_heapvar): New function.
11052 (make_constraint_from_restrict): Likewise.
11053 (handle_lhs_call): Use it.
11054 (find_func_aliases): Use it to track conversions to restrict
11055 qualified pointers.
11056 (struct fieldoff): Add only_restrict_pointers flag.
11057 (push_fields_onto_fieldstack): Initialize it.
11058 (create_variable_info_for): Track global restrict qualified pointers.
11059 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11060 Track restrict qualified pointer arguments.
11061 (set_uids_in_ptset): Use varinfo is_global_var flag.
11062 (find_what_var_points_to): Set the vars_contains_restrict flag.
11063 Always create the points-to solution for sets including restrict tags.
11064 (pt_solutions_same_restrict_base): New function.
11065 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11066 qualified pointers use pt_solutions_same_restrict_base as
11067 additional source for disambiguation.
11069 2009-06-29 Richard Guenther <rguenther@suse.de>
11071 PR middle-end/38212
11072 * alias.c (find_base_decl): Remove.
11073 (get_deref_alias_set_1): Remove restrict handling.
11074 * c-common.c (c_apply_type_quals_to_decl): Do not set
11075 DECL_POINTER_ALIAS_SET.
11076 * gimplify.c (find_single_pointer_decl_1): Remove.
11077 (find_single_pointer_decl): Likewise.
11078 (internal_get_tmp_var): Remove restrict handling.
11079 (gimple_regimplify_operands): Likewise.
11080 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11081 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11082 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11083 * tree.c (restrict_base_for_decl): Remove.
11084 (init_ttree): Do not allocate it.
11085 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11086 LABEL_DECL_UID for label decls.
11087 (copy_node_stat): Do not copy restrict information.
11088 (decl_restrict_base_lookup): Remove.
11089 (decl_restrict_base_insert): Likewise.
11090 (print_restrict_base_statistics): Likewise.
11091 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11092 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11093 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11094 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11095 (LABEL_DECL_UID): Adjust.
11096 (DECL_BASED_ON_RESTRICT_P): Remove.
11097 (DECL_GET_RESTRICT_BASE): Likewise.
11098 (SET_DECL_RESTRICT_BASE): Likewise.
11099 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11101 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11102 instead of DECL_POINTER_ALIAS_SET.
11103 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11104 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11105 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11107 2009-06-29 Richard Guenther <rguenther@suse.de>
11109 PR tree-optimization/40579
11110 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11111 the IL to simplify has constants that overflowed.
11113 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11115 PR tree-optimization/40550
11116 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11117 vector_compute_type only when the size of vector_compute_type is
11118 less than the size of type.
11120 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11122 * fold-const.c (contains_label_1): Fix comments.
11123 (contains_label_p): Do not walk trees multiple time.
11125 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11127 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11128 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11129 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11130 ix86_fp_comparison_operator.
11131 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11132 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11133 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11134 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11135 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11136 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11137 (related splits): Change predicate to ix86_fp_comparison_operator.
11138 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11139 instead of ix86_fp_comparison_codes.
11140 (ix86_trivial_fp_comparison_operator,
11141 ix86_fp_comparison_operator): New.
11142 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11143 (ix86_expand_compare): Eliminate last two parameters.
11144 (ix86_fp_jump_nontrivial_p): Kill.
11145 * config/i386/i386.c (put_condition_code): Eliminate call to
11146 ix86_fp_comparison_codes and subsequent assertion.
11147 (ix86_fp_comparison_codes): Eliminate.
11148 (ix86_fp_swap_condition): New.
11149 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11150 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11151 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11152 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11153 and ix86_fp_swap_condition.
11154 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11155 Use ix86_fp_comparison_strategy.
11156 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11157 (ix86_fp_jump_nontrivial_p): Eliminate.
11158 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11159 call to ix86_expand_compare.
11160 (ix86_split_fp_branch, ix86_expand_setcc,
11161 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11162 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11164 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11166 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11167 related to jump_clobbers.
11168 * config/arm/arm.md (conds): Remove jump_clob case.
11169 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11170 splits): Change comparison_operator to arm_comparison_operator.
11171 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11174 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11176 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11177 condition for floating point modes.
11178 * expmed.c (emit_store_flag_1): Move here a bigger part
11179 of emit_store_flag.
11180 (emit_store_flag): Try swapping the condition for floating point
11182 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11184 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11186 * expr.c (expand_expr_real_1): Just use do_store_flag.
11187 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11188 emit_store_flag_force.
11189 * expmed.c (emit_store_flag_force): Copy here trick
11190 previously in expand_expr_real_1. Try reversing the comparison.
11191 (emit_store_flag_1): Work if target is NULL.
11192 (emit_store_flag): Work if target is NULL, using the result mode
11193 from the comparison. Use split_comparison, restructure final part
11194 to simplify conditionals.
11196 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11198 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11199 * dojump.c (do_jump): Change handling of floating-point
11200 ops to use just do_compare_and_jump.
11201 (split_comparison): New.
11202 (do_compare_rtx_and_jump): Add here logic coming previously
11203 in do_jump, using split_comparison.
11205 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11208 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11210 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11212 * tree-ssa-alias.c: Fix unintentional commit.
11214 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11216 * passes.c (execute_one_pass): Fix unintentional commit.
11218 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11220 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11221 (df_rd_local_compute, df_md_local_compute): Inline them.
11223 (df_md_scratch): New.
11224 (df_md_alloc, df_md_free): Allocate/free it.
11225 (df_md_local_compute): Only include live registers in init.
11226 (df_md_transfer_function): Prune the in-set computed by
11227 the confluence function, and the gen-set too.
11229 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11231 PR rtl-optimization/26854
11232 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11233 * df-problems.c (df_rd_add_problem): Fix comment.
11234 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11235 df_md_simulate_artificial_defs_at_top,
11236 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11237 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11238 df_md_transfer_function, df_md_init, df_md_confluence_0,
11239 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11240 problem_MD, df_md_add_problem): New.
11241 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11242 df_md_get_bb_info): New.
11243 (DF_LAST_PROBLEM_PLUS1): Adjust.
11245 * Makefile.in (fwprop.o): Include domwalk.h.
11246 * fwprop.c: Include domwalk.h.
11247 (reg_defs, reg_defs_stack): New.
11248 (bitmap_only_bit_between): Remove.
11249 (process_defs): New.
11250 (process_uses): Use reg_defs and local_md instead of
11251 bitmap_only_bit_between and local_rd.
11252 (single_def_use_enter_block): New, from build_single_def_use_links.
11253 (single_def_use_leave_block): New.
11254 (build_single_def_use_links): Remove code moved to
11255 single_def_use_enter_block, invoke domwalk.
11256 (use_killed_between): Adjust comment.
11258 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11260 * bitmap.h (bitmap_ior_and_into): New.
11261 * bitmap.c (bitmap_ior_and_into): New.
11263 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11265 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11266 before_dom_children_before_stmts and after_dom_children_after_stmts.
11267 Rename the two remaining callbacks to just before_dom_children and
11268 after_dom_children. Remove other GIMPLE statement walking bits.
11269 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11270 * graphite.c: Do not include domwalk.h.
11271 * tree-into-ssa.c (interesting_blocks): New global.
11272 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11273 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11274 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11275 now that they're not domwalk callbacks.
11276 (rewrite_initialize_block): Rename to...
11277 (rewrite_enter_block): ... this, place after called functions. Test
11278 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11279 (rewrite_finalize_block): Rename to...
11280 (rewrite_leave_block): ... this, place after called functions.
11281 (rewrite_update_init_block): Rename to...
11282 (rewrite_update_enter_block): ... this, place after called functions.
11283 Test interesting_blocks, call rewrite_update_stmt and
11284 rewrite_update_phi_arguments.
11285 (rewrite_update_fini_block): Rename to...
11286 (rewrite_leave_block): ... this, place after called functions.
11287 (rewrite_blocks): Remove last argument, simplify initialization of
11289 (mark_def_sites_initialize_block): Rename to...
11290 (mark_def_sites_block): ... this, call mark_def_sites.
11291 (mark_def_sites_blocks): Remove argument, simplify initialization of
11293 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11294 (update_ssa): Likewise.
11295 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11297 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11298 (dom_opt_initialize_block): Rename to...
11299 (dom_opt_enter_block): ... this, place after called functions. Walk
11300 statements here, inline propagate_to_outgoing_edges.
11301 (dom_opt_finalize_block): Rename to...
11302 (dom_opt_leave_block): ... this, place after called functions.
11303 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11305 (dse_enter_block, dse_record_phi): New.
11306 (dse_record_phis): Delete.
11307 (dse_finalize_block): Rename to...
11308 (dse_leave_block): ... this.
11309 (tree_ssa_dse): Simplify initialization of walk_data.
11310 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11311 Adjust initialization of walk_data.
11312 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11313 * tree-ssa-loop-phiopt.c (get_non_trapping):
11314 Adjust initialization of walk_data.
11315 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11316 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11317 it's not a domwalk callback.
11318 (uncprop_initialize_block): Rename to...
11319 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11320 (dse_finalize_block): Rename to...
11321 (dse_leave_block): ... this.
11322 (tree_ssa_uncprop): Simplify initialization of walk_data.
11323 * Makefile.in: Adjust dependencies.
11325 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11327 * arm.md (casesi): Fix test for Thumb1.
11328 (thumb1_casesi_internal_pic): Likewise.
11329 (thumb1_casesi_dispatch): Likewise.
11331 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11333 * config/arm/arm-cores.def: Added core cortex-m0.
11334 * config/arm/arm-tune.md: Regenerated.
11335 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11337 2009-06-26 DJ Delorie <dj@redhat.com>
11339 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11341 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11342 the scheduler doesn't tag jump insns.
11344 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11346 * c-decl.c (merge_decls): Re-indent.
11348 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11351 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11352 Special-case decimal float constants.
11354 2009-06-26 Richard Henderson <rth@redhat.com>
11356 * function.h (struct function): Add cannot_be_copied_reason,
11357 and cannot_be_copied_set.
11358 * tree-inline.c (has_label_address_in_static_1): Rename from
11359 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11360 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11361 don't set inline_forbidden_reason.
11362 (copy_forbidden): New function, split out of inline_forbidden_p.
11363 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11364 (inline_forbidden_p): Use copy_forbidden.
11365 (tree_versionable_function_p): Likewise.
11366 (inlinable_function_p): Merge into tree_inlinable_function_p.
11367 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11368 * ipa-cp.c (ipcp_versionable_function_p): New function.
11369 (ipcp_cloning_candidate_p): Use it.
11370 (ipcp_node_modifiable_p): Likewise.
11372 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11374 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11375 that is marked not to be inlined. Remove flag_mudflap use.
11376 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11377 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11379 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11382 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11383 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11385 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11387 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11389 (__mingwthr_remove_key_dtor): Likewise.
11391 2009-06-26 Richard Guenther <rguenther@suse.de>
11393 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11395 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11397 PR middle-end/40525
11398 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11399 try the non-cond_exec path also.
11401 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11404 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11405 (output_cbranch): Use new functions.
11406 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11409 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11410 Pat Haugen <pthaugen@us.ibm.com>
11411 Revital Eres <ERES@il.ibm.com>
11413 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11414 for %c error. Add %x support to print VSX registers as a unified
11415 register set, instead of separate float and altivec registers.
11416 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11417 %y case, and add support for VSX pre-modify addresses.
11418 (output_toc): Add assert for CONST containing an integer constant
11420 (rs6000_adjust_cost): Add POWER7 support.
11421 (insn_must_be_first_in_group): Ditto.
11422 (insn_must_be_last_in_group): Ditto.
11423 (rs6000_emit_popcount): Ditto.
11424 (rs6000_vector_mode_supported_p): Ditto.
11426 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11427 Change some of the functions called by macros to being called
11428 through a pointer, so debug functions can be inserted if
11429 -mdebug=addr or -mdebug=cost.
11430 (rs6000_preferred_reload_class_ptr): Ditto.
11431 (rs6000_secondary_reload_class_ptr): Ditto.
11432 (rs6000_secondary_memory_needed_ptr): Ditto.
11433 (rs6000_cannot_change_mode_class_ptr): Ditto.
11434 (rs6000_secondary_reload_inner): Ditto.
11435 (rs6000_legitimize_reload_address): Ditto.
11436 (rs6000_legitimize_reload_address_ptr): Ditto.
11437 (rs6000_mode_dependent_address): Ditto.
11438 (rs6000_mode_dependent_address_ptr): Ditto.
11440 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11441 function to return true if the mode allows reg + integer
11443 (virtual_stack_registers_memory_p): New function to return true if
11444 the address refers to a virtual stack register.
11445 (rs6000_legitimate_offset_address_p): Move code to say whether a
11446 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11448 (rs6000_legitimate_address_p): Add checks for modes that only can
11449 do reg+reg addressing. Start adding VSX support.
11450 (rs6000_legitimize_reload_address): Ditto.
11451 (rs6000_legitimize_address): Ditto.
11452 (rs6000_debug_legitimate_address_p): New debug functions for
11453 -mdebug=addr and -mdebug=cost.
11454 (rs6000_debug_rtx_costs): Ditto.
11455 (rs6000_debug_address_costs): Ditto.
11456 (rs6000_debug_adjust_cost): Ditto.
11457 (rs6000_debug_legitimize_address): Ditto.
11458 (rs6000_legitimize_reload_address_ptr): Point to call normal
11459 function or debug function. Make functions called via pointer
11461 (rs6000_mode_dependent_address_ptr): Ditto.
11462 (rs6000_secondary_reload_class_ptr): Ditto.
11463 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11464 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11465 into a friendlier error.
11466 (rs6000_init_builtins): Add initial VSX support.
11467 (rs6000_adjust_cost): Fix some spacing issues.
11469 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11470 (REG_CLASS_NAMES): Ditto.
11471 (REG_CLASS_CONTENTS): Ditto.
11472 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11473 pointer, to add -mdebug=addr support.
11474 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11475 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11476 -mdebug=addr support.
11477 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11478 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11479 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11481 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11483 (bswapsi*): Set attribute types for load/store. Add combiner
11484 patterns to eliminate zero extend on 64-bit.
11485 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11486 stdbrx if the hardware supports those instructions.
11488 2009-06-25 Ian Lance Taylor <iant@google.com>
11490 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11491 (Link Options): Document -static-libstdc++.
11493 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11496 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11497 DATA_ALIGNMENT instead.
11499 2009-06-25 Richard Guenther <rguenther@suse.de>
11501 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11502 indirect references against the callused/escaped solutions.
11503 (call_may_clobber_ref_p_1): Likewise.
11505 2009-06-25 Martin Jambor <mjambor@suse.cz>
11507 PR tree-optimization/40493
11508 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11509 (enum unscalarized_data_handling): New type.
11510 (handle_unscalarized_data_in_subtree): Return what has been done.
11511 (load_assign_lhs_subreplacements): Handle left flushes differently.
11512 (sra_modify_assign): Use unscalarized_data_handling, simplified
11513 condition determining whether to remove the statement.
11515 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11517 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11518 excerpt - @ should be doubled for texinfo.
11520 2009-06-24 Ian Lance Taylor <iant@google.com>
11522 * config/arc/arc.c: Include "df.h".
11523 (arc_attribute_table): Make static. Move higher in file.
11524 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11525 (output_shift): Initialize n later to avoid warning.
11526 * config/arm/arm.c (arm_attribute_table): Make static. Move
11528 * config/avr/avr.c (avr_attribute_table): Make static. Move
11530 (reg_class_tab): Change array type from int to enum reg_class.
11531 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11533 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11534 (lshrhi3_out): Likewise.
11535 (class_likely_spilled_p): Change return type to bool.
11536 (avr_rtx_costs): Use local code variable with enum type.
11537 * config/avr/avr.md (movmemhi): Use add_reg_note.
11538 (andhi3, andsi3): Don't use AS2 with "and".
11539 (iorhi3, iorsi3): Don't use AS2 with "or".
11540 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11541 * config/crx/crx.c: Include "df.h".
11542 (crx_attribute_table): Make static.
11543 * config/m32r/m32r.c: Include "df.h".
11544 (m32r_attribute_table): Make static. Move higher in file.
11545 (pop): Use add_reg_note.
11546 (block_move_call): Change 0 to LCT_NORMAL in function call.
11547 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11548 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11549 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11550 declare, not just when TREE_CODE is defined.
11551 * config/m68hc11/m68hc11.c: Include "expr.h".
11552 (m68hc11_attribute_table): Make static. Move higher in file.
11553 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11555 (m68hc11_register_indirect_p): Likewise.
11556 (m68hc11_function_arg_padding): Change return type to enum
11558 (emit_move_after_reload): Use add_reg_note.
11559 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11560 (m68hc11_split_logical): Likewise.
11561 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11563 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11564 to VOIDmode in function call.
11565 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11567 (m68hc11_split_logical): Update declaration.
11568 (m68hc11_function_arg_padding): Update declaration.
11569 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11570 to array of enum reg_class.
11571 (mcore_attribute_table): Make static. Move higher in file.
11572 (mcore_rtx_costs): Add cast to enum type.
11573 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11574 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11575 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11577 * config/sh/predicates.md (trapping_target_operand): Rename and to
11579 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11581 * config/spu/spu.c (spu_attribute_table): Make static. Move
11583 * config/v850/v850.c (v850_attribute_table): Make static. Move
11585 (v850_rtx_costs): Use local code with enum type.
11586 (expand_epilogue): Add cast.
11587 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11589 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11592 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11593 -m2a-single-only and -m2a-nofpu.
11594 * config/sh/sh.opt: Document m2a generates FPU code.
11596 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11598 * defaults.h (CAN_ELIMINATE): Provide default.
11599 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11600 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11601 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11602 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11603 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11604 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11605 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11606 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11607 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11608 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11610 2009-06-24 DJ Delorie <dj@redhat.com>
11612 * mep-ext-cop.cpu: Fix copyright notice.
11613 * mep-default: Fix copyright notice.
11614 * mep-core: Fix copyright notice.
11615 * mep: Fix copyright notice.
11616 * mep-ivc2: Fix copyright notice.
11617 * mep-c5: Fix copyright notice.
11619 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11621 * doc/contrib.texi (Contributors):
11623 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11625 PR middle-end/40501
11626 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11627 src and dst operands if necessary.
11629 2009-06-23 DJ Delorie <dj@redhat.com>
11632 * config.gcc: Add mep support.
11633 * recog.c: Resurrect validate_replace_rtx_subexp().
11634 * recog.h: Likewise.
11635 * config/mep/: Add new port:
11636 * config/mep/constraints.md: New file.
11637 * config/mep/default.h: New file.
11638 * config/mep/intrinsics.h: New file.
11639 * config/mep/intrinsics.md: New file.
11640 * config/mep/ivc2-template.h: New file.
11641 * config/mep/mep-c5.cpu: New file.
11642 * config/mep/mep-core.cpu: New file.
11643 * config/mep/mep-default.cpu: New file.
11644 * config/mep/mep-ext-cop.cpu: New file.
11645 * config/mep/mep-intrin.h: New file.
11646 * config/mep/mep-ivc2.cpu: New file.
11647 * config/mep/mep-lib1.asm: New file.
11648 * config/mep/mep-lib2.c: New file.
11649 * config/mep/mep-pragma.c: New file.
11650 * config/mep/mep-protos.h: New file.
11651 * config/mep/mep-tramp.c: New file.
11652 * config/mep/mep.c: New file.
11653 * config/mep/mep.cpu: New file.
11654 * config/mep/mep.h: New file.
11655 * config/mep/mep.md: New file.
11656 * config/mep/mep.opt: New file.
11657 * config/mep/predicates.md: New file.
11658 * config/mep/t-mep: New file.
11660 2009-06-23 Ian Lance Taylor <iant@google.com>
11662 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11663 from loose_warn into c_loose_warn and from strict_warn into
11664 c_strict_warn. Set and substitute warn_cxxflags. Check for
11665 --enable-build-with-cxx. Set and substitute
11666 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11667 * Makefile.in (CXXFLAGS): New variable.
11668 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11669 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11670 the default is the same as $(STRICT_WARN).
11671 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11672 (CXX): New variable.
11673 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11674 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11675 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11676 (HOST_LIBS): New variable.
11677 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11678 (ALL_CXXFLAGS): New variable.
11679 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11680 * doc/install.texi (Configuration): Document
11681 --enable-build-with-cxx, --with-stage1-ldflags,
11682 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11683 * configure: Rebuild.
11685 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11687 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11688 from previous commit.
11690 2009-06-23 Ian Lance Taylor <iant@google.com>
11692 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11694 2009-06-23 Ian Lance Taylor <iant@google.com>
11696 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11697 with ATTRIBUTE_UNUSED.
11699 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11700 Pat Haugen <pthaugen@us.ibm.com>
11701 Revital Eres <eres@il.ibm.com>
11703 * config.in (HAVE_AS_POPCNTD): Add default definition.
11704 (HAVE_AS_LWSYNC): Ditto.
11706 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11708 (gcc_cv_as_powerpc_cmpb): Ditto.
11709 (gcc_cv_as_powerpc_dfp): Ditto.
11710 (gcc_cv_as_powerpc_vsx): Ditto.
11711 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11712 supporting the popcntd/lwsync instructions.
11713 (gcc_cv_as_powerpc_lwsync): Ditto.
11714 * configure: Regenerate.
11716 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11717 -mcpu=native and -mcpu=power7.
11718 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11720 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11721 a variable instead of a mask to reduce the number of mask bits.
11722 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11723 (-mbit-word): Ditto.
11724 (-mregnames): Ditto.
11725 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11726 (-mfused-madd): Ditto.
11728 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11730 (-mvsx): New switch for VSX instructions.
11731 (-misel): Move from a variable to a mask to allow it to be set by
11734 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11735 function declaration to an array declaration.
11736 (rs6000_hard_regno_nregs): New external array declaration.
11738 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11739 files included by rs6000.md.
11741 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11742 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11744 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11746 (rs6000_debug_reg): New -mdebug= variables.
11747 (rs6000_debug_addr): Ditto.
11748 (rs6000_debug_cost): Ditto.
11749 (rs6000_pmode): New variable to hold Pmode.
11750 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11751 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11752 calculated at compiler start.
11753 (rs6000_hard_regno_nregs): Change function to an array which holds
11754 HARD_REGNO_NREGS calculated at compiler start.
11755 (rs6000_explicit_options): Delete isel field.
11756 (rs6000_vector_unit): New array to hold which vector unit
11757 supports arithmetic options for a given type.
11758 (rs6000_vector_mem): New array to hold which vector unit supports
11759 memory reference operations for a given type.
11760 (rs6000_vector_align): New array to given the alignment of each
11762 (power7_cost): New basic costs for power7.
11763 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11764 (rs6000_hard_regno_nregs_internal): New function, moved from
11765 HARD_REGNO_NREGS, to calculate the number of registers each hard
11766 register takes for each type.
11767 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11768 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11769 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11770 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11771 unit information here so it is calculated once at compiler startup
11773 (rs6000_override_options): Make -misel a target mask. Add more
11774 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11775 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11777 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11778 (rs6000_handle_option): Move -misel from variable to target mask.
11779 (rs6000_builtin_mask_for_load): Add VSX support.
11780 (rs6000_conditional_register_usage): Ditto.
11781 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11782 (function_arg_boundary): Ditto.
11783 (rs6000_expand_builtin): Ditto.
11784 (def_builtin): Make abort message a little friendlier.
11785 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11787 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11788 assembler support the popcntd instruction instead of a vsx
11789 instruction to enable power7 support.
11790 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11791 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11792 option to the assembler if -mcpu=native.
11793 (ASM_CPU_NATIVE_SPEC): Ditto.
11794 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11796 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11797 the lwsync instruction.
11798 (enum processor_type): Add PROCESSOR_POWER7.
11799 (rs6000_debug_reg): New -mdebug= options.
11800 (rs6000_debug_addr): Ditto.
11801 (rs6000_debug_cost): Ditto.
11802 (rs6000_isel): Delete.
11803 (enum rs6000_vector): New enum to say what vector unit we have.
11804 (VECTOR_UNIT_*): New macros to say which vector unit has
11805 arithmetic operations for a given type.
11806 (VECTOR_MEM_*): New macros to say which vector unit has memory
11807 operations for a given type.
11808 (TARGET_LDBRX): Whether the machine supports the ldbrx
11810 (TARGET_ISEL): Delete, -misel moved to be a mask.
11811 (TARGET_ISEL64): New macro for 64-bit isel support.
11812 (UNITS_PER_VSX_WORD): New macro.
11813 (POINTER_SIZE): Move to be an external variable, rather than
11814 calculating whether we are generating 32 ot 64-bit code.
11816 (STACK_BOUNDARY): Add VSX support.
11817 (LOCAL_ALIGNMENT): Ditto.
11818 (SLOW_UNALIGNED_ACCESS): Ditto.
11819 (VSX_REGNO_P): New macro for VSX support.
11820 (VFLOAT_REGNO_P): Ditto.
11821 (VINT_REGNO_P): Ditto.
11822 (VLOGICAL_REGNO_P): Ditto.
11823 (VSX_VECTOR_MODE): Ditto.
11824 (VSX_SCALAR_MODE): Ditto.
11826 (VSX_MOVE_MODE): Ditto.
11827 (VSX_REG_CLASS_P): Ditto.
11828 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11830 (UNITS_PER_SIMD_WORD): Add VSX support.
11831 (MODES_TIEABLE_P): Ditto.
11832 (STARTING_FRAME_OFFSET): Ditto.
11833 (STACK_DYNAMIC_OFFSET): Ditto.
11834 (EPILOGUE_USES): Ditto.
11835 (REGNO_REG_CLASS): Move to array lookup.
11836 (CLASS_MAX_NREGS): Ditto.
11837 (rs6000_vector_reg_class): Add declaration.
11838 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11839 overlap with the floating point and Altivec registers.
11841 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11843 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11844 give the appropriate asm switches if -mcpu=native.
11845 (host_detect_local_cpu): Add support for "asm".
11846 (host_detect_local_cpu): Follow GNU code guidelines for name.
11848 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11849 -mbit-word to a variable instead of being a target mask.
11851 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11852 emit the lwsync instruction instead of emitting the instruction as
11853 an integer constant.
11855 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11856 fixuns_trundfsi2, move expander into rs6000.md.
11858 * config/rs6000/rs6000.md (cpu): Add power7.
11859 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11860 (logical predicate patterns): Change the single instruction
11861 primitives that set CR0 to be fast_compare instead of compare.
11863 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11864 (popcntddi2): Ditto.
11865 (popcount<mode>): Ditto.
11866 (floating multiply/add insns): Name the floating point
11867 multiply/add insns.
11868 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11869 (isel_unsigned_<mode>): Ditto.
11870 (fixuns_trundfsi2): Move expander here from spe.md.
11871 (smindi3): Define if we have -misel on 64-bit systems.
11876 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11878 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11880 * config/avr/avr.c (avr_current_device): New variable.
11881 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11882 (avr_arch, mcu_type_s): Move to avr.h.
11883 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11884 default_data_section_start fields.
11885 (avr_arch): Moved from avr.c.
11886 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11887 library_name fields.
11888 (avr_current_device, avr_mcu_types, avr_arch_types,
11889 avr_device_to_arch, avr_device_to_data_start,
11890 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11891 (EXTRA_SPEC_FUNCTIONS): Define.
11892 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11893 options mapping. Use device_to_arch and device_to_data_start insted.
11894 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11895 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11896 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11897 * config/avr/driver-avr.c: New file.
11898 * config/avr/avr-devices.c: New file.
11900 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11902 * var-tracking.c (unshare_variable): Force initialized to
11903 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11904 (set_variable_part): Likewise.
11905 (struct variable_union_info): Remove pos_src field.
11906 (vui_vec, vui_allocated): New variables.
11907 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11908 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11909 == 1 use a simpler sorting algorithm. Compute pos field right
11910 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11911 Avoid quadratic comparison if !flag_var_tracking_uninit.
11912 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11913 unshare_variable unconditionally.
11914 (dataflow_set_different_2): Removed.
11915 (dataflow_set_different): Don't traverse second hash table.
11916 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11917 unconditionally to var_reg_set or var_mem_set.
11918 (emit_notes_in_bb): Likewise.
11919 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11921 (emit_note_insn_var_location): Don't set initialized to
11922 VAR_INIT_STATUS_INITIALIZED early.
11923 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11925 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11927 * tree-object-size.c (addr_object_size): Instead of checking
11928 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11929 are no FIELD_DECLs following it.
11931 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11933 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11934 order to match bswaps with signed source operands.
11936 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11938 * sdbout.c (sdbout_one_type): Fix braces in switch.
11940 2009-06-23 Richard Guenther <rguenther@suse.de>
11942 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11944 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11945 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11946 var_callused, callused_tree, var_storedanything, storedanything_tree,
11947 var_integer, integer_tree): Remove global variables.
11948 (new_var_info): Do not pass new id, append the new var to the
11949 global variable vector.
11950 (do_ds_constraint): Use is_global_var member of the variable-info.
11951 (new_scalar_tmp_constraint_exp): Adjust.
11952 (create_function_info_for): Likewise.
11953 (create_variable_info_for): Likewise.
11954 (find_what_var_points_to): Remove dead code.
11955 (init_base_vars): Simplify.
11956 (compute_points_to_sets): Adjust.
11958 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11960 * combine.c (try_combine): Dump information about the insns we're
11963 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11965 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11966 check when calling force_to_mode on TRUNCATE's operand.
11968 2009-06-22 Ian Lance Taylor <iant@google.com>
11970 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11972 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11974 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11976 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11978 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11979 override library linkage flags such as -static-libgcc or
11982 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11984 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11986 2009-06-22 Ian Lance Taylor <iant@google.com>
11988 * config/linux.opt: Put mglibc ahead of muclibc.
11990 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11991 for duplicate decls.
11993 2009-06-22 Matthias Klose <doko@ubuntu.com>
11995 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11997 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12000 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12001 instead of NULL if a parser error occurs.
12003 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12005 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12006 non-DWARF2_DEBUGGING_INFO version.
12008 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12010 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12011 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12013 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12014 (LIBGCC2_TF_CEXT): Define.
12017 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12020 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12022 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12024 * config/arm/arm.c (arm_override_options): Disable
12025 -mcaller-super-interworking and -mcallee-super-interworking.
12026 * doc/invoke.texi (ARM Options): Document this.
12028 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12030 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12031 * config/arm/constraints.md (j): New constraint for movw operands.
12032 (N): Remove thumb2 meaning.
12033 * config/arm/arm.md (*arm_movw): Delete.
12034 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12035 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12036 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12038 2009-06-22 Martin Jambor <mjambor@suse.cz>
12040 PR tree-optimization/40492
12041 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12042 build_ref_for_offset.
12044 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12046 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12047 JUMP_TABLE_DATA_P predicates where applicable.
12048 * auto-inc-dec.c: Ditto.
12049 * builtins.c: Ditto.
12050 * caller-save.c: Ditto.
12052 * cfgcleanup.c: Ditto.
12053 * cfglayout.c: Ditto.
12055 * combine.c: Ditto.
12056 * combine-stack-adj.c: Ditto.
12060 * df-scan.c: Ditto.
12062 * dwarf2asm.c: Ditto.
12063 * dwarf2out.c: Ditto.
12064 * emit-rtl.c: Ditto.
12070 * function.c: Ditto.
12073 * genpreds.c: Ditto.
12074 * genrecog.c: Ditto.
12076 * ira-costs.c: Ditto.
12077 * ira-lives.c: Ditto.
12079 * loop-iv.c: Ditto.
12080 * lower-subreg.c: Ditto.
12081 * modulo-sched.c: Ditto.
12083 * postreload.c: Ditto.
12084 * print-rtl.c: Ditto.
12086 * reginfo.c: Ditto.
12087 * regmove.c: Ditto.
12088 * reload1.c: Ditto.
12091 * rtlanal.c: Ditto.
12093 * sched-vis.c: Ditto.
12095 * sel-sched-ir.c: Ditto.
12096 * simplify-rtx.c: Ditto.
12097 * targhooks.c: Ditto.
12098 * var-tracking.c: Ditto.
12099 * vmsdbgout.c: Ditto.
12101 2009-06-22 Matthias Klose <doko@ubuntu.com>
12103 * Makefile.in (install-plugin): Always use DESTDIR.
12105 2009-06-22 Olivier Hainque <hainque@adacore.com>
12107 * config/pa/pa.c (output_call): Don't optimize post call jumps
12108 into return address adjustments if the call may throw.
12110 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12112 * arm.c (thumb1_output_casesi): New function.
12113 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12114 optimizing for size or PIC.
12115 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12116 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12117 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12118 (thumb1_casesi_internal_pic): New expand rule.
12119 (thumb1_casesi_dispatch): New pattern.
12120 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12122 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12123 in the text seciton when PIC or optimizing for size.
12124 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12125 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12126 preservation properties of code.
12127 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12128 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12129 (__gnu_thumb1_case_si): New function.
12130 * t-arm (LIB1ASMSRC): Define here.
12131 (LIB1ASMFUNCS): Add some common functions.
12132 * t-arm-elf (LIB1ASMSRC): Delete.
12133 (LIB1ASMFUNCS): Append to existing set.
12134 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12135 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12136 * t-symbian (LIB1ASMFUNCS): Likewise.
12137 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12138 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12140 2009-06-21 Richard Guenther <rguenther@suse.de>
12142 PR tree-optimization/38729
12143 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12144 to loops with a single exit if -fno-expensive-optimizations.
12146 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12148 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12149 (dataflow_set): Change vars type from htab_t to shared_hash.
12150 (shared_hash_pool, empty_shared_hash): New variables.
12151 (vars_clear): Removed.
12152 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12153 shared_hash_find_slot_unshare, shared_hash_find_slot,
12154 shared_hash_find_slot_noinsert, shared_hash_find): New
12156 (shared_hash_unshare, shared_hash_destroy): New functions.
12157 (unshare_variable): Unshare set->vars if shared, use
12159 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12160 (get_init_value, find_src_set_src, dump_dataflow_set,
12161 clobber_variable_part, emit_notes_for_differences): Use
12163 (dataflow_set_init): Remove second argument, set vars to
12164 empty_shared_hash instead of creating a new htab.
12165 (dataflow_set_clear): Call shared_hash_destroy and set vars
12166 to empty_shared_hash instead of calling vars_clear.
12167 (dataflow_set_copy): Don't call vars_copy, instead just share
12168 the src htab with dst.
12169 (variable_union): Use shared_hash_*, use initially NO_INSERT
12170 lookup if set->vars is shared. Don't keep slot cleared before
12171 calling unshare_variable. Unshare set->vars if needed.
12172 Even ->refcount == 1 vars must be unshared if set->vars is shared
12173 and var needs to be modified.
12174 (variable_canonicalize): New function.
12175 (dataflow_set_union): If dst->vars is empty, just share src->vars
12176 with dst->vars and traverse with variable_canonicalize to canonicalize
12177 and unshare what is needed.
12178 (dataflow_set_different): If old_set and new_set use the same shared
12179 htab, they aren't different. If number of htab elements is different,
12180 htabs are different. Use shared_hash_*.
12181 (dataflow_set_destroy): Call shared_hash_destroy instead of
12183 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12184 second argument to dataflow_set_init.
12185 (vt_initialize): Likewise. Initialize shared_hash_pool and
12186 empty_shared_hash, move bb in/out initialization afterwards.
12187 Use variable_htab_free instead of NULL as changed_variables del hook.
12188 (variable_was_changed): Change type of second argument to pointer to
12189 dataflow_set. When inserting var into changed_variables, bump
12190 refcount. Unshare set->vars if set is shared htab and slot needs to
12192 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12193 lookup if set->vars is shared. Unshare set->vars if needed.
12194 Even ->refcount == 1 vars must be unshared if set->vars is shared
12195 and var needs to be modified. Adjust variable_was_changed caller.
12196 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12197 vars must be unshared if set->vars is shared and var needs to be
12198 modified. Adjust variable_was_changed caller.
12199 (emit_note_insn_var_location): Don't pool_free var.
12200 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12202 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12203 free_alloc_pool on shared_hash_pool.
12205 2009-06-20 Anthony Green <green@moxielogic.com>
12207 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12208 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12210 2009-06-20 Richard Guenther <rguenther@suse.de>
12212 * tree-ssa-structalias.c (find_func_aliases): For memset use
12213 a constraint from NULL if we memset to zero.
12214 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12215 we explicitly handle that do not read from memory.
12216 (call_may_clobber_ref_p_1): Properly handle builtins that may
12219 2009-06-20 Richard Guenther <rguenther@suse.de>
12221 PR tree-optimization/40495
12222 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12223 (new_scalar_tmp_constraint_exp): New function.
12224 (process_constraint): Do not create temporary decls.
12225 (process_all_all_constraints): Likewise.
12226 (handle_const_call): Likewise.
12227 (create_function_info_for): Do not set decl.
12229 2009-06-19 Ian Lance Taylor <iant@google.com>
12231 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12232 (rs6000_attribute_table): Make static; move before use.
12234 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12236 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12237 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12238 Propagate the TREE_READONLY flag without overwriting it.
12239 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12240 Propagate the TREE_READONLY flag onto the result.
12241 (process_call_operands): Move around. Use correct constant value.
12243 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12246 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12247 * config/arm/arm.md: Likewise.
12249 2009-06-19 Ian Lance Taylor <iant@google.com>
12251 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12252 to GIMPLE_ERROR_MARK.
12254 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12255 op2_original_type parameters. Warn about using different enum types.
12256 * c-parser.c (c_parser_conditional_expression): Pass original
12257 types to build_conditional_expr.
12258 * c-tree.h (build_conditional_expr): Update declaration.
12260 2009-06-19 Ian Lance Taylor <iant@google.com>
12262 * config/i386/i386.c (ix86_function_specific_save): Test that
12263 fields match values, rather than testing the values are in a
12266 2009-06-19 Richard Guenther <rguenther@suse.de>
12268 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12269 ADDR_EXPR pointers.
12270 (ptr_derefs_may_alias_p): Likewise.
12271 (ptr_deref_may_alias_ref_p_1): New function.
12272 (ptr_deref_may_alias_ref_p): Likewise.
12273 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12274 covered by looking at the ESCAPED solution.
12275 (call_may_clobber_ref_p_1): Likewise.
12276 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12277 Handle NULL_TREE offset. Do not produce redundant constraints.
12278 (process_all_all_constraints): New helper function.
12279 (do_structure_copy): Use it.
12280 (handle_lhs_call): Likewise.
12281 (find_func_aliases): Handle some builtins with pointer arguments
12282 and/or return values explicitly.
12284 2009-06-19 Ian Lance Taylor <iant@google.com>
12286 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12288 2009-06-19 Ian Lance Taylor <iant@google.com>
12290 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12292 2009-06-19 Ian Lance Taylor <iant@google.com>
12294 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12295 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12298 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12299 uninitialized const.
12301 2009-06-19 Ian Lance Taylor <iant@google.com>
12303 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12306 * c-decl.c (in_struct, struct_types): Remove.
12307 (struct c_binding): Add in_struct field.
12308 (c_binding_ptr): Define type, along with VEC.
12309 (struct c_struct_parse_info): Define.
12310 (struct_parse_info): New static variable.
12311 (bind): Initialize in_struct field.
12312 (start_struct): Remove enclosing_in_struct and
12313 enclosing_struct_types parameters. Add
12314 enclosing_struct_parse_info parameter. Change all callers. Set
12315 struct_parse_info rather than in_struct and struct_types.
12316 (grokfield): If -Wc++-compat and there is a symbol binding for the
12317 field name, set the in_struct flag and push it on the
12318 struct_parse_info->fields vector.
12319 (warn_cxx_compat_finish_struct): New static function.
12320 (finish_struct): Remove enclosing_in_struct and
12321 enclosing_struct_types parameters. Add
12322 enclosing_struct_parse_info parameter. Change all callers. Don't
12323 set C_TYPE_DEFINED_IN_STRUCT here. Call
12324 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12325 parameter. Only push on struct_types if warn_cxx_compat.
12326 (finish_enum): Only push on struct_types if warn_cxx_compat.
12327 (declspecs_add_type): Add loc parameter. Change all callers.
12328 Change all error calls to error_at. Pass loc, not input_location,
12329 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12330 defined in a struct. If -Wc++-compat and parsing a struct, record
12331 that a typedef name was used.
12332 * c-parser.c (c_parser_declspecs): Get location to pass to
12333 declspecs_add_type.
12334 (c_parser_struct_or_union_specifier): Update calls to start_struct
12336 * c-tree.h (struct c_struct_parse_info): Declare.
12337 (finish_struct, start_struct): Update declarations.
12338 (declspecs_add_type): Update declaration.
12340 2009-06-19 Ian Lance Taylor <iant@google.com>
12342 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12343 variable with an anonymous type.
12345 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12347 * see.c: Remove for real.
12349 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12351 * optabs.h (enum optab_index): Add new OTI_significand.
12352 (significand_optab): Define corresponding macro.
12353 * optabs.c (init_optabs): Initialize significand_optab.
12354 * genopinit.c (optabs): Implement significand_optab using
12355 significand?f2 patterns.
12356 * builtins.c (expand_builtin_mathfn): Handle
12357 BUILT_IN_SIGNIFICAND{,F,L}.
12358 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12359 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12361 * config/i386/i386.md (significandxf2, significand<mode>2): New
12362 expanders to implement significandf, significand and significandl
12363 built-ins as inline x87 intrinsics.
12365 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12367 * config/avr/avr.c (avr_override_options): Remove setting value of
12368 PARAM_INLINE_CALL_COST.
12370 2009-06-18 Richard Henderson <rth@redhat.com>
12373 * tree-pass.h (TDF_ASMNAME): New.
12374 * tree-dump.c (dump_options): Add asmname.
12375 * doc/invoke.texi: Document it.
12377 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12378 (dump_decl_name): ...here.
12379 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12380 (dump_generic_node): Update dump_function_name calls.
12381 (print_call_name): New flags arg; update all dump calls.
12382 * diagnostic.h (print_call_name): Update.
12383 * gimple-pretty-print.c (dump_gimple_call): Update.
12385 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12388 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12390 2009-06-18 Diego Novillo <dnovillo@google.com>
12392 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12393 * plugin.c (str_license): Declare.
12394 (try_init_one_plugin): Assert that the symbol
12395 'plugin_is_GPL_compatible' exists.
12397 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12400 * Makefile.in (OBJS-common): Remove see.o.
12402 * common.opt (fsee): Mark as preserved for backward compatibility.
12403 * opts.c (common_handle_option): Add OPT_fsee to the backward
12404 compatibility section.
12405 * passes.c (init_optimization_passes, pass_see): Remove pass.
12406 * timevar.def (TV_SEE): Remove.
12407 * tree-pass.h (pass_see): Remove declaration.
12408 * doc/invoke.texi (-fsee): Remove documentation.
12410 2009-06-18 Martin Jambor <mjambor@suse.cz>
12412 * tree-sra.c: Include statistics.h
12413 (sra_stats): New variable.
12414 (sra_initialize): Clear sra_stats.
12415 (create_access_replacement): Increment sra_stats.replacements.
12416 (get_access_replacement): Do not return twice.
12417 (analyze_all_variable_accesses): Increment statistics counter by the
12418 number of scalarized aggregates.
12419 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12420 (sra_modify_expr): Increment sra_stats.exprs.
12421 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12422 (sra_modify_assign): Increment sra_stats.exprs,
12423 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12424 (perform_intra_sra): Update statistics counters.
12425 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12427 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12429 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12430 (arm_scalar_mode_supported_p): New function.
12432 2009-06-18 Paul Brook <paul@codesourcery.com>
12433 Sandra Loosemore <sandra@codesourcery.com>
12435 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12436 (__extendhfsf2, __truncsfhf2): Define.
12437 * config/arm/fp16.c: New file.
12438 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12439 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12441 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12443 * doc/extend.texi (Half-Precision): New section.
12444 * doc/invoke.texi (Option Summary): List -mfp16-format.
12445 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12446 * config/arm/arm.opt (mfp16-format=): New.
12447 * config/arm/arm.c: Include intl.h.
12448 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12449 (TARGET_INVALID_RETURN_TYPE): Redefine.
12450 (TARGET_PROMOTED_TYPE): Redefine.
12451 (TARGET_CONVERT_TO_TYPE): Redefine.
12452 (arm_fp16_format): Define.
12453 (all_fpus): Add entry for neon-fp16.
12454 (fp_model_for_fpu): Likewise.
12455 (struct fp16_format): Declare.
12456 (all_fp16_formats): Define.
12457 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12459 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12461 (arm_legitimate_index_p): Treat HFmode like HImode.
12462 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12463 (coproc_secondary_reload_class): Special-case HFmode.
12464 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12465 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12466 (arm_init_fp16_builtins): New.
12467 (arm_init_builtins): Call it.
12468 (arm_invalid_parameter_type): New.
12469 (arm_invalid_return_type): New.
12470 (arm_promoted_type): New.
12471 (arm_convert_to_type).
12472 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12474 (arm_emit_fp16_const): New function.
12475 (arm_mangle_type): Mangle __fp16 as "Dh".
12476 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12478 (TARGET_NEON_FP16): New.
12479 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12480 (enum fputype): Add FPUTYPE_NEON_FP16.
12481 (enum arm_fp16_format_type): Declare.
12482 (arm_fp16_format): Declare.
12483 (LARGEST_EXPONENT_IS_NORMAL): Define.
12484 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12485 * config/arm/arm-modes.def (HFmode): Define.
12486 * config/arm/vfp.md: (*movhf_vfp): New.
12487 (extendhfsf2): New.
12489 * config/arm/arm.md: (fpu): Add neon_fp16.
12490 (floatsihf2, floatdihf2): New.
12491 (fix_trunchfsi2, fix_trunchfdi2): New.
12493 (extendhfdf2): New.
12495 (*arm32_movhf): New.
12496 (*thumb1_movhf): New.
12497 (consttable_2): Add check for HFmode constants.
12498 (consttable_4): Handle HFmode constants.
12500 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12502 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12504 2009-06-17 Olivier Hainque <hainque@adacore.com>
12506 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12507 const char ** conversion in AIX specific section.
12509 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12511 * config/i386/i386.c (ix86_special_builtin_type): Remove
12512 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12513 (bdesc_special_args): Updated.
12514 (ix86_init_mmx_sse_builtins): Likewise.
12515 (ix86_expand_special_args_builtin): Likewise.
12517 2009-06-17 Richard Henderson <rth@redhat.com>
12519 * tree-pretty-print.c (maybe_dump_asm_name): New.
12520 (dump_decl_name): Use it.
12521 (PRINT_FUNCTION_NAME): Merge into...
12522 (dump_function_name): ... here. Use maybe_dump_asm_name.
12524 2009-06-17 Cary Coutant <ccoutant@google.com>
12526 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12528 * debug.c (struct gcc_debug_hooks): Change placeholder for
12530 (debug_nothing_int_charstar_int): Replaced by...
12531 (debug_nothing_int_charstar_int_bool): ...this.
12532 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12533 source_line prototype.
12534 (debug_nothing_int_charstar_int): Replaced by...
12535 (debug_nothing_int_charstar_int_bool): ...this.
12536 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12537 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12538 Output is_stmt operand when necessary.
12539 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12540 (notice_source_line): Add is_stmt parameter.
12541 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12542 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12544 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12545 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12547 2009-06-17 Ian Lance Taylor <iant@google.com>
12549 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12551 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12554 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12556 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12557 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12558 tree_strip_sign_nop_conversions and
12559 tree_ssa_strip_useless_type_conversions rather than stripping
12560 the operations here.
12561 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12563 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12564 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12565 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12566 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12569 2009-06-17 Michael Eager <eager@eagercon.com>
12571 * config/rs6000/constraints.md (register_constraint "d"): New.
12572 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12573 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12574 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12575 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12576 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12577 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12578 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12579 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12580 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12581 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12583 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12584 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12585 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12586 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12587 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12588 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12589 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12590 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12591 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12592 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12593 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12594 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12595 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12596 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12598 2009-06-16 Ian Lance Taylor <iant@google.com>
12600 * profile.c (total_num_never_executed): Don't define.
12601 (compute_branch_probabilities): Don't count or print
12602 num_never_executed.
12603 (init_branch_prob): Don't set total_num_never_executed.
12604 (end_branch_prob): Don't print total_num_never_executed.
12606 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12608 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12610 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12612 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12613 (nabstd2_fpr): Same.
12615 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12617 * expr.c (expand_assignment): Change complex type check.
12619 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12621 * doc/plugins.texi (Building GCC plugins): Added new section.
12623 2009-06-17 Ian Lance Taylor <iant@google.com>
12625 * c-pch.c (get_ident): Don't set size of templ array.
12626 (pch_init): Don't set size of partial_pch array.
12628 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12629 string constant to intialize an array whose size is the length of
12632 2009-06-17 Richard Guenther <rguenther@suse.de>
12634 PR tree-optimization/40389
12635 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12636 to addressable types.
12637 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12639 2009-06-17 Richard Guenther <rguenther@suse.de>
12641 PR middle-end/40460
12642 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12643 if there is no evolution of left in the loop bail out.
12644 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12645 chrec_fold_multiply.
12647 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12648 Janis Johnson <janis187@us.ibm.com>
12651 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12652 for the symbol ref of a constant that is the source of a move
12653 - nor for any other not-obvious-label-ref constants.
12655 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12657 * plugin.c (position_pass): Skip newly inserted pass during list
12658 traversal to avoid repeated insertion.
12660 2009-06-16 Ian Lance Taylor <iant@google.com>
12662 * vec.h (VEC_stack_alloc): Define different version if
12663 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12664 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12665 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12666 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12668 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12670 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12672 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12673 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12674 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12675 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12676 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12677 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12678 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12679 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12680 __builtin_ia32_rdtscp.
12681 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12682 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12683 and __builtin_ia32_rorhi.
12684 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12685 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12686 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12687 (ix86_expand_args_builtin): Likewise.
12688 (ix86_expand_special_args_builtin): Likewise.
12690 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12691 (UNSPECV_RDTSC): Likewise.
12692 (UNSPECV_RDPMC): Likewise.
12693 (*bsr): Renamed to ...
12695 (*bsr_rex64): Renamed to ...
12698 (*rdpmc): Likewise.
12699 (*rdpmc_rex64): Likewise.
12701 (*rdtsc): Likewise.
12702 (*rdtsc_rex64): Likewise.
12703 (rdtscp): Likewise.
12704 (*rdtscp): Likewise.
12705 (*rdtscp_rex64): Likewise.
12707 * config/i386/ia32intrin.h: New.
12709 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12711 2009-06-16 Ian Lance Taylor <iant@google.com>
12713 * ira-build.c (copy_info_to_removed_store_destinations):
12714 Initialize parent_a.
12716 2009-06-16 Ian Lance Taylor <iant@google.com>
12718 * c-decl.c (grokdeclarator): Change size_varies to bool.
12720 2009-06-16 Ian Lance Taylor <iant@google.com>
12722 * sel-sched.c: Make forward declarations of move_op_hooks and
12723 fur_hooks explicitly extern.
12725 2009-06-16 Ian Lance Taylor <iant@google.com>
12727 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12728 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12730 2009-06-16 Ian Lance Taylor <iant@google.com>
12732 * resource.c (mark_referenced_resources): Change
12733 include_delayed_effects parameter to bool. Change all callers.
12734 (mark_end_of_function_resources): Likewise.
12735 * reorg.c (insn_references_resource_p): Likewise.
12736 (insn_sets_resource_p): Likewise.
12737 * resource.h (mark_referenced_resources): Update declaration.
12738 (mark_end_of_function_resources): Update declaration.
12740 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12742 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12744 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12746 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12747 GCC can bootstrap on AIX with GNU Binutils 2.20.
12749 2009-06-16 Ian Lance Taylor <iant@google.com>
12751 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12753 2009-06-16 Ian Lance Taylor <iant@google.com>
12755 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12756 inline, not extern inline.
12757 (exact_log2): Likewise.
12758 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12760 (exact_log2): Likewise, but don't test CTZ_HWI.
12762 2009-06-16 Ian Lance Taylor <iant@google.com>
12764 * bitmap.c (bitmap_clear): Don't declare as inline.
12765 * gimple.c (gimplify_assign): Likewise.
12766 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12767 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12768 (sched_scan_info): Remove duplicate definition.
12770 2009-06-16 Ian Lance Taylor <iant@google.com>
12772 * c-common.c (skip_evaluation): Don't define.
12773 (c_inhibit_evaluation_warnings): Define global variable.
12774 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12775 than skip_evaluation.
12776 (convert_and_check, warn_for_div_by_zero): Likewise.
12777 * c-common.h (skip_evaluation): Don't declare.
12778 (c_inhibit_evaluation_warnings): Declare.
12779 * c-parser.c (c_parser_typeof_specifier): Set
12780 c_inhibit_evaluation_warnings rather than skip_evaluation.
12781 (c_parser_conditional_expression): Likewise.
12782 (c_parser_binary_expression): Likewise.
12783 (c_parser_sizeof_expression): Likewise.
12784 (c_parser_alignof_expression): Likewise.
12785 * c-typeck.c (build_indirect_ref): Check
12786 c_inhibit_evaluation_warnings rather than skip_evaluation.
12787 (build_conditional_expr, build_binary_op): Likewise.
12789 2009-06-16 Richard Guenther <rguenther@suse.de>
12791 * tree-ssa-alias.c (is_escape_site): Remove.
12792 * tree-ssa-alias.h (enum escape_type): Remove.
12793 (is_escape_site): Likewise.
12794 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12795 via casts and asms without deferring to is_escape_site.
12797 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12799 PR middle-end/40446
12800 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12801 use gen_lowpart if op0 has complex mode.
12803 2009-06-16 Richard Guenther <rguenther@suse.de>
12805 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12806 variables add them to ESCAPED.
12807 (find_func_aliases): Do not make all indirectly stored values escaped.
12809 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12811 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12812 make_decl_one_only.
12814 2009-06-16 Martin Jambor <mjambor@suse.cz>
12816 PR tree-optimization/40432
12817 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12818 check whether we need to force gimple register operand.
12820 2009-06-16 Martin Jambor <mjambor@suse.cz>
12822 PR tree-optimization/40413
12823 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12824 build_ref_for_offset.
12825 (propagate_subacesses_accross_link): Fix a typo in a comment.
12827 2009-06-16 Ira Rosen <irar@il.ibm.com>
12829 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12830 with additional parameter.
12831 * tree-vectorizer.h (enum vect_def_type): Add new value
12833 (enum vect_relevant): Add comments.
12834 (vect_is_simple_reduction): Add new argument.
12835 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12836 Detect nested cycles.
12837 (vect_is_simple_reduction): Update documentation, add an argument to
12838 distinguish inner-loop reduction from nested cycle, detect nested
12839 cycles, fix printings and indentation, don't swap operands in case
12841 (get_initial_def_for_reduction): Handle subtraction.
12842 (vect_create_epilog_for_reduction): Add new argument to specify
12843 reduction variable.
12844 (vect_finalize_reduction): Handle subtraction, fix comments.
12845 (vectorizable_reduction): Handle nested cycles. In case of nested
12846 cycle keep track of the reduction variable position. Call
12847 vect_is_simple_reduction with additional parameter. Use original
12848 statement code in reduction epilogue for nested cycle. Call
12849 vect_create_epilog_for_reduction with additional parameter.
12850 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12851 inner-loop vectorization.
12852 (vect_recog_widen_sum_pattern): Likewise.
12853 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12855 (vect_mark_stmts_to_be_vectorized): Likewise.
12856 (vect_get_vec_def_for_operand): Handle nested cycles.
12858 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12860 * doc/invoke.texi (Debugging Options): Fix option index entries
12861 for -fdump-statistics, -frandom-seed add entries for
12862 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12863 (FRV Options): Fix entries for -mTLS, -mtls.
12864 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12865 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12866 (M68hc1x Options): Fix @itemx for -mnominmax.
12867 (MCore Options): Fix entry for -mno-lsim.
12868 (MMIX Options): Fix entry for -mabi=mmixware.
12869 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12871 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12873 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12874 Mention the plugin mode of gengtype.
12875 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12876 * gengtype.c: Updated copyright.
12877 (plugin_files, nb_plugin_files) Added new static variables.
12878 (measure_input_list) Care about plugin_files.
12879 (write_rtx_next): Added early return in plugin mode.
12880 (create_file): Updated copyright year in generated file. Added
12882 (oprintf): Added early return if NULL outf.
12883 (get_output_file_with_visibility): Care of plugin_files.
12884 (get_output_file_name): May return null.
12885 (write_local): Added early return.
12886 (put_mangled_filename): Ditto.
12887 (finish_root_table): Added check for base_files.
12888 (write_roots): Care about null when plugins.
12889 (main): Added plugin mode.
12891 2009-06-15 Ian Lance Taylor <iant@google.com>
12893 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12894 * gcov.c (read_count_file): Add braces around variables declared
12897 * c.opt (Wjump-misses-init): New warning.
12898 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12899 -Wall and -Wc++-compat if not already set.
12900 (c_common_post_options): Clear warn_jump_misses_init if it was not
12902 * c-decl.c (struct c_binding): Change type field to a union with
12903 new label field. Make it the first field in the struct. Update
12904 references to type to use u.type instead.
12905 (struct c_spot_bindings): Define.
12906 (struct c_goto_bindings): Define.
12907 (c_goto_bindings_p): Define, along with VECs.
12908 (struct c_label_vars): Define.
12909 (struct c_scope): Add has_label_bindings field.
12910 (bind_label, set_spot_bindings): New static functions.
12911 (decl_jump_unsafe, update_spot_bindings): New static functions.
12912 (update_label_decls): New static function.
12913 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12914 Update binding u.label field to shadowed field.
12915 (c_binding_start_stmt_expr): New function.
12916 (c_binding_end_stmt_expr): New function.
12917 (pushdecl): Don't call c_begin_vm_scope.
12918 (make_label): Add defining and p_label_vars parameters. Change
12920 (lookup_label): Correct test for whether a label has not yet been
12921 defined. Call bind_label rather than bind.
12922 (warn_about_goto): New static function.
12923 (lookup_label_for_goto): New function.
12924 (declare_label): Call bind_label rather than bind.
12925 (check_earlier_gotos): New static function.
12926 (define_label): Don't give errors about jumping into statement
12927 expressions or scopes of variably modified types. Call
12928 set_spot_bindings and check_earlier_gotos. Call bind_label
12929 instead of bind. Don't set label_context_stack_se or
12930 label_context_stack_vm.
12931 (c_get_switch_bindings): New function.
12932 (c_release_switch_bindings): New function.
12933 (c_check_switch_jump_warnings): New function.
12934 (start_function): Don't set label_context_stack_se or
12935 label_context_stack_vm.
12936 (finish_function): Likewise.
12937 * c-typeck.c (label_context_stack_se): Don't define.
12938 (label_context_stack_vm): Don't define.
12939 (c_finish_goto_label): Call lookup_label_for_goto rather than
12940 lookup_label. Don't give errors about jumping into a statement
12941 expression or the scope of a variably modified type. Don't set
12942 label_context_stack_se or label_context_stack_vm.
12943 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12944 fields. Add bindings field.
12945 (c_start_case): Don't set deleted fields. Set bindings field.
12946 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12947 or blocked_vm. Call c_check_switch_jump_warnings.
12948 (c_finish_case): Don't test blocked_stmt_expr field. Call
12949 c_release_switch_bindings.
12950 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12951 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12952 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12953 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12954 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12955 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12956 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12957 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12958 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12959 (C_DECL_UNJUMPABLE_VM): Don't define.
12960 (C_DECL_UNDEFINABLE_VM): Don't define.
12961 (struct c_label_list): Don't define.
12962 (struct c_label_context_se): Don't define.
12963 (struct c_label_context_vm): Don't define.
12964 (struct c_spot_bindings): Declare.
12965 (c_bindings_start_stmt_expr): Declare.
12966 (c_bindings_end_stmt_expr): Declare.
12967 (lookup_label_for_goto): Declare.
12968 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12969 (c_check_switch_jump_warnings): Declare.
12970 (label_context_stack_se, label_context_stack_vm): Don't declare.
12971 (c_finish_goto_label): Update declaration.
12972 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12973 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12974 (Warning Options): Document -Wjump-misses-init.
12976 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12978 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12981 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12983 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12985 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12987 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12989 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12991 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12993 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12995 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12996 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12997 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12998 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12999 * dwarf2asm.c (dw2_force_const_mem): Update call to
13000 make_decl_one_only.
13001 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13002 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13003 * langhooks.c (lhd_comdat_group): Remove.
13004 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13005 * tree.h (DECL_COMDAT_GROUP): New.
13006 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13007 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13008 (make_decl_one_only): Change signature.
13009 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13010 make_decl_one_only.
13011 (make_decl_one_only): Change signature.
13012 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13014 2009-06-15 Richard Guenther <rguenther@suse.de>
13016 PR middle-end/40439
13017 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13019 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13021 * tree-ssa-math-opts.c: Remove extra divide.
13023 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13025 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13027 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13029 * passes.c: Add bswap pass.
13030 * tree-pass.h: Add pass_optimize_bswap declaration.
13031 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13032 Include rtl.h, expr.h and optabs.h for optab_handler check.
13033 (struct symbolic_number, pass_optimize_bswap): New definition.
13034 (do_shift_rotate, verify_symbolic_number_p): New functions.
13035 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13036 (gate_optimize_bswap): New function.
13037 * tree.c (widest_int_cst_value): New function.
13038 * tree.h (widest_int_cst_value): Prototype added.
13040 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13042 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13043 REG_EQUAL/REG_EQUIV notes.
13045 2009-06-14 Richard Guenther <rguenther@suse.de>
13047 PR middle-end/40389
13048 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13049 has its address taken if NRV was applied and it is addressable.
13050 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13051 function split out from ...
13052 (get_constraint_for_1): ... here.
13053 (handle_rhs_call): Use it to mark the return slot escaped if
13054 it is addressable and NRV was applied.
13056 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13058 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13059 Change first argument type to location_t.
13060 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13061 Do not set input_location.
13062 Use loc instead of input_location throughout.
13064 2009-06-13 Richard Guenther <rguenther@suse.de>
13066 PR tree-optimization/40421
13067 * tree-predcom.c (should_unroll_loop_p): Remove.
13068 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13070 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13072 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13073 Add location argument.
13075 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13077 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13079 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13080 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13081 * config/spu/spu-protos.h: Add location to
13082 spu_resolve_overloaded_builtin.
13083 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13084 spu_build_builtin_va_list.
13085 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13086 argument. Pass location to build_function_call_vec.
13087 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13089 (emit_fpu_switch): Same.
13090 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13091 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13092 to build_decl and create_artificial_label.
13093 (xtensa_gimplify_va_arg_expr): Same.
13094 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13095 (xstormy16_gimplify_va_arg_expr): Same.
13096 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13097 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13098 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13099 (mips16_build_function_stub): Same.
13100 (mips16_build_call_stub): Same.
13102 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13105 * arm/constraints.md (Pa, Pb): New constraints.
13106 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13107 split pattern to deal with them.
13109 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13111 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13112 fix index entry for -Xpreprocessor.
13114 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13116 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13117 Add location argument to build_decl call.
13118 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13119 (rs6000_init_builtins): Same.
13120 (spe_init_builtins): Same.
13121 (rs6000_gimplify_va_arg): Add location argument to
13122 create_artificial_label call.
13124 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13126 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13127 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13128 * Makefile.in: Fix GGC dependency for gcse.o.
13130 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13132 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13133 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13134 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13136 * c-parser.c (c_parser_binary_expression): Use current column while
13137 building binary operations.
13138 * common.opt (fshow-column): Enable by default.
13139 * tree-vrp.c (check_array_ref): Use warning_at.
13140 (check_array_bounds): Use location from call back if expr has no
13142 * tree.h: Add location argument to maybe_fold_*.
13143 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13144 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13145 (maybe_fold_offset_to_component_ref): Same.
13146 (maybe_fold_offset_to_reference): Same.
13147 (maybe_fold_offset_to_address): Same.
13148 (maybe_fold_stmt_indirect): Same.
13149 (maybe_fold_stmt_addition): Same.
13150 (fold_stmt_r): Pass location to maybe_fold_*.
13151 (fold_gimple_assign): Same.
13152 * c-tree.h: Add location argument to finish_decl,
13153 default_function_array_conversion, store_init_value.
13154 * c-decl.c (define_label): Use error_at.
13155 (c_make_fname_decl): Pass location to finish_decl.
13156 (finish_decl): New location argument.
13157 (build_compound_literal): Pass location to store_init_value.
13158 (grokdeclarator): Pass location to finish_decl.
13160 * c-typeck.c (array_to_pointer_conversion): New location argument.
13161 (function_to_pointer_conversion): Same.
13162 (default_function_array_conversion): Same.
13163 (parser_build_unary_op): Pass location to overflow_warning.
13164 (parser_build_binary_op): Same. Use warning_at.
13165 (build_unary_op): Pass location to array_to_pointer_conversion.
13166 (build_c_cast): Pass location to digest_init.
13167 (build_modify_expr): New location argument.
13168 (convert_for_assignment): Same.
13169 (store_init_value): Same.
13170 (digest_init): Same.
13171 (output_init_element): Pass location to digest_init and
13172 array_to_pointer_conversion.
13173 (c_finish_return): Pass location to convert_for_assignment.
13174 * gimplify.c (gimplify_conversion): Pass location to
13175 maybe_fold_offset_to_address.
13176 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13177 to maybe_fold_stmt_addition.
13178 * c-omp.c (c_finish_omp_atomic): Pass new location to
13180 (c_finish_omp_for): Same.
13181 * c-common.c (overflow_warning): New argument.
13182 * c-common.h: New argument to build_modify_expr, overflow_warning.
13183 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13185 (c_parser_initializer): Pass location to
13186 default_function_array_conversion.
13187 (c_parser_initelt): Same.
13188 (c_parser_initval): Same.
13189 (c_parser_asm_operands): Same.
13190 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13191 (c_parser_conditional_expression): Same.
13192 (c_parser_binary_expression): Add location info to stack. Use it.
13193 (c_parser_unary_expression): Pass location to
13194 default_function_array_conversion, parser_build_unary_op,
13195 build_indirect_ref, c_parser_postfix_expression_after_primary.
13196 (c_parser_postfix_expression_after_primary): New location argument.
13198 (c_parser_expression_conv): Pass location to
13199 default_function_array_conversion.
13200 (c_parser_expr_list): Same.
13201 (c_parser_omp_atomic): Same.
13202 (c_parser_omp_for_loop): Same.
13203 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13204 (build_array_declarator): New argument.
13205 * c-decl.c (build_array_declarator): Add location argument.
13206 (grokdeclarator): Set id_loc for cdk_array.
13207 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13208 build_array_declarator.
13209 * tree.c (build_omp_clause): Add location argument.
13210 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13211 (OMP_CLAUSE_LOCATION): New macro.
13212 (struct tree_omp_clause): Add location field.
13213 (build_omp_clause): Add argument.
13214 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13215 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13217 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13218 (cp_parser_omp_clause_collapse): Same.
13219 (cp_parser_omp_clause_default): Same.
13220 (cp_parser_omp_clause_if): Same.
13221 (cp_parser_omp_clause_nowait): Same.
13222 (cp_parser_omp_clause_num_threads): Same.
13223 (cp_parser_omp_clause_ordered): Same.
13224 (cp_parser_omp_clause_schedule): Same.
13225 (cp_parser_omp_clause_untied): Same.
13226 (cp_parser_omp_for_loop): Same.
13227 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13228 * c-tree.h (c_start_case): Add location argument.
13229 (c_process_expr_stmt): Same.
13230 (c_finish_goto_*): Same.
13231 * tree-parloops.c (initialize_reductions): Pass location to
13233 (create_parallel_loop): Same.
13234 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13235 (gfc_trans_omp_reduction_list): Same.
13236 (gfc_trans_omp_clauses): Same.
13237 (gfc_trans_omp_do): Same.
13238 * c-typeck.c (c_finish_goto_label): Same.
13239 (c_finish_goto_ptr): New location argument.
13240 (c_start_case): Same.
13241 (emit_side_effect_warnings): Same.
13242 (c_process_expr_stmt): Same.
13243 (c_finish_stmt_expr): Same.
13244 (c_finish_omp_clauses): Use error_at instead of error.
13245 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13247 * c-omp.c (c_split_parallel_clauses): New location argument.
13248 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13249 to build_omp_clause.
13250 (convert_local_reference_stmt): Same.
13251 (convert_gimple_call): Same.
13252 * c-common.h (c_split_parallel_clauses): New argument.
13253 * c-parser.c (c_parser_statement_after_labels): Pass location to
13254 c_finish_goto_label.
13255 (c_parser_switch_statement): Pass location to c_start_case.
13256 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13257 and c_process_expr_stmt.
13258 (c_parser_omp_variable_list): Add location argument.
13259 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13260 (c_parser_omp_clause_default): Same.
13261 (c_parser_omp_clause_if): Same.
13262 (c_parser_omp_clause_num_threads): Same.
13263 (-c_parser_omp_clause_ordered): Same.
13264 (c_parser_omp_clause_reduction): Pass location to
13265 c_parser_omp_variable_list.
13266 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13267 (c_parser_omp_clause_untied): Same.
13268 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13269 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13271 * c-tree.h (check_for_loop_decls, undeclared_variable,
13272 build_component_ref, build_array_ref, build_external_ref,
13273 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13274 build_conditional_expr, build_compound_expr, c_cast_expr,
13275 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13276 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13278 * c-semantics.c (build_stmt): Same.
13279 (build_case_label): Same.
13280 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13281 (undeclared_variable): New argument.
13282 (make_label): Same.
13283 (lookup_label): Pass location on down.
13284 (define_label): Same.
13285 (finish_decl): Same.
13286 (build_compound_literal): Same.
13287 (finish_struct): Same.
13288 (finish_function): Do not set location here.
13289 (check_for_loop_decls): New argument.
13290 * tree.c (save_expr): Set location.
13291 (build_empty_stmt): New argument.
13292 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13293 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13294 * builtins.c (gimplify_va_arg_expr): Use locations.
13295 (expand_builtin_sync_operation): Same.
13296 * c-typeck.c (build_component_ref): New argument.
13297 (build_array_ref): Same.
13298 (build_external_ref): Same.
13299 (c_expr_sizeof_expr): Same.
13300 (c_expr_sizeof_type): Same.
13301 (parser_build_unary_op): Same.
13302 (build_conditional_expr): Same.
13303 (build_compound_expr): Pass location on down.
13304 (build_compound_expr): New argument.
13305 (build_c_cast): Same.
13306 (c_cast_expr): Same.
13307 (build_asm_expr): Same.
13308 (c_finish_return): Same.
13309 (c_process_expr_stmt): Pass location on down.
13310 (c_finish_stmt_expr): New argument.
13311 (push_clenaup): Same.
13312 (c_finish_omp_parallel): Same.
13313 (c_finish_omp_task): Same.
13314 * gimplify.c (gimplify_call_expr): Pass location on down.
13315 * c-omp.c (c_finish_omp_master): New argument.
13316 (c_finish_omp_critical): Same.
13317 (c_finish_omp_ordered): Same.
13318 (c_finish_omp_barrier): Same.
13319 (-c_finish_omp_taskwait): Same.
13320 (c_finish_omp_atomic): Same.
13321 (c_finish_omp_flush): Same.
13322 * tree-inline.c (copy_tree_body_r): Pass location on down.
13323 (inline_forbidden_p): Remove use of input_location.
13324 * c-gimplify.c (c_build_bind_expr): New argument.
13325 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13326 (c_sizeof_or_alignof_type): New argument.
13327 (c_alignof_expr): Same.
13328 (build_va_arg): Same.
13329 (c_add_case_label): Same.
13330 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13331 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13332 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13333 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13334 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13335 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13337 * stub-objc.c (objc_build_selector_expr): Same.
13338 (objc_build_throw_stmt): Same.
13339 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13340 (c_parser_initelt): Same.
13341 (c_parser_compound_statement): Same.
13342 (c_parser_compound_statement_nostart): Same.
13343 (c_parser_label): Same.
13344 (c_parser_statement_after_labels): Same.
13345 (c_parser_if_body): Same.
13346 (c_parser_else_body): Same.
13347 (c_parser_if_statement): Same.
13348 (c_parser_switch_statement): Same.
13349 (c_parser_while_statement): Same.
13350 (c_parser_do_statement): Same.
13351 (c_parser_for_statement): Same.
13352 (c_parser_asm_statement): Same.
13353 (c_parser_conditional_expression): Same.
13354 (c_parser_binary_expression): Same.
13355 (c_parser_cast_expression): Same.
13356 (c_parser_unary_expression): Same.
13357 (c_parser_sizeof_expression): Same.
13358 (c_parser_alignof_expression): Same.
13359 (c_parser_postfix_expression): Same.
13360 (c_parser_expression): Same.
13361 (c_parser_objc_receiver): Same.
13362 (c_parser_omp_variable_list): Same.
13363 (c_parser_omp_structured_block): Same.
13364 (c_parser_omp_atomic): New argument.
13365 (c_parser_omp_barrier): Same.
13366 (c_parser_omp_critical): Same.
13367 (c_parser_omp_flush): Pass location on down.
13368 (c_parser_omp_for_loop): New argument.
13369 (c_parser_omp_for): Same.
13370 (c_parser_omp_master): Same.
13371 (c_parser_omp_ordered): Same.
13372 (c_parser_omp_sections_scope): Same.
13373 (c_parser_omp_sections): Same.
13374 (c_parser_omp_parallel): Same.
13375 (c_parser_omp_single): Same.
13376 (c_parser_omp_task): Same.
13377 (c_parser_omp_taskwait): Pass location on down.
13378 (c_parser_omp_construct): Same.
13379 (c_parser_omp_threadprivate): Same.
13380 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13381 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13382 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13383 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13384 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13385 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13386 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13387 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13388 config/i386/i386.c, stmt.c:
13389 Add location argument to the following function definitions and/or
13390 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13391 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13392 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13393 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13394 do_case, c_finish_bc_stmt, build_compound_literal,
13395 build_function_call.
13396 * c-decl.c (build_compound_literal): Add location argument.
13397 Make all diagnostic calls use location.
13398 (start_struct): Same.
13399 (finish_struct): Same.
13400 (start_enum): Same.
13401 (build_enumerator): Same.
13402 (start_function): Same.
13403 (grokdeclarator): Make all diagnostic calls use location.
13404 (store_parm_decls_oldstyle): Same.
13405 * c-typeck.c (build_function_call): Add location argument.
13406 Make all diagnostic calls use location.
13408 (c_finish_bc_stmt): Same.
13409 * tree-nested.c (get_trampoline_type): Add argument.
13410 Pass location to build_decl.
13411 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13412 * rtl.h (RTL_LOCATION): New.
13413 * c-common.c (c_add_case_label): Add location argument.
13414 Make all diagnostic calls use location.
13415 * c-common.h: Add location argument to make_fname_decl, do_case,
13416 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13417 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13418 Set it appropriately for every case. Pass enum_loc to start_enum
13419 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13421 (c_parser_struct_or_union_specifier): Save location. Use it for
13422 start_struct, finish_struct, and parser_xref_tag.
13424 2009-06-12 Ian Lance Taylor <iant@google.com>
13426 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13428 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13429 cpp_opts->warn_cxx_operator_names.
13431 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13434 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13435 is returns NULL and OP is a VCE, look through the VCE.
13437 2009-06-12 Ian Lance Taylor <iant@google.com>
13440 * collect2.c (main): Use CONST_CAST2 in code inside #if
13441 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13443 2009-06-12 Joey Ye <joey.ye@intel.com>
13445 PR middle-end/39146
13446 * cfgexpand.c (get_decl_align_unit): Update
13447 max_used_stack_slot_alignment with align instead of
13448 stack_alignment_needed.
13450 * function.c (assign_stack_local_1): Update
13451 max_used_stack_slot_alignment with alignment_in_bits instead
13452 of stack_alignment_needed.
13453 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13456 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13458 * dwarf2out.c (last_var_location_insn): New variable.
13459 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13460 (dwarf2out_var_location): Don't record anything after last real
13461 insn. Only change labels if there were any real instructions
13462 in between last note and this one, or if changed sections.
13464 2009-06-11 Richard Henderson <rth@redhat.com>
13466 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13467 note when storing the frame pointer in a register.
13468 (FRP): Don't redefine to nothing for epilogue.
13469 (alpha_expand_epilogue): Mark register and sp restores.
13470 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13472 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13473 when gen_lowpart is needed.
13475 2009-06-11 Richard Henderson <rth@redhat.com>
13477 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13479 * dwarf2out.c (need_data_align_sf_opcode): New.
13480 (div_data_align): Move earlier.
13481 (def_cfa_1, reg_save): Use it.
13483 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13485 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13486 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13487 (ix86_handle_option): Handle OPT_mcrc32.
13488 (ix86_target_string): Add -mcrc32.
13489 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13491 * config/i386/i386.h (TARGET_CRC32): New.
13493 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13494 (sse4_2_crc32di): Likewise.
13496 * config/i386/i386.opt (mcrc32): New.
13498 * doc/invoke.texi: Document -mcrc32.
13500 2009-06-11 Richard Henderson <rth@redhat.com>
13502 * common.opt (gdwarf-): Accept a version number.
13503 * doc/invoke.texi (gdwarf-): Update docs.
13504 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13505 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13506 version level, and record it.
13508 * dwarf2.h (DW_CIE_VERSION): Remove.
13509 * dwarf2out.c (DWARF_VERSION): Remove.
13510 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13511 (output_call_frame_info): Use CIE version 3 for dwarf3,
13512 or if the return register column is out of range for version 1.
13513 (dwarf_stack_op_name): Add all dwarf3 values.
13514 (DEBUG_PUBTYPES_SECTION): New.
13515 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13516 encoding change for dwarf3.
13517 (output_die) [dw_val_class_die_ref]: Likewise.
13518 (output_compilation_unit_header): Emit correct version for dwarf3.
13519 (output_line_info): Likewise.
13520 (output_pubnames): Update for DWARF_VERSION removal.
13521 (output_aranges): Likewise.
13522 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13523 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13524 (dwarf2out_finish): Likewise.
13526 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13528 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13531 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13534 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13535 * builtins.c (expand_builtin_unreachable): New function.
13536 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13537 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13538 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13540 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13541 searching for missing barriers.
13543 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13545 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13546 when -fprofile-generate* was passed.
13547 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13549 2009-06-11 Anthony Green <green@moxielogic.com>
13551 * config/moxie/moxie.md: Define length attribute for all instructions.
13553 (*b<cond:code>): Support limited branch ranges for new PC-relative
13554 branch instructions.
13555 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13557 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13559 * config/i386/i386.c (min_insn_size): Use get_attr_length
13560 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13561 For __asm return 0.
13563 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13564 instead of emit_insn_before.
13566 2009-06-10 Ian Lance Taylor <iant@google.com>
13569 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13572 2009-06-10 Revital Eres <eres@il.ibm.com>
13574 * passes.c (init_optimization_passes): Reschedule
13575 predictive-commoning pass before complete unroll pass.
13577 2009-06-10 Martin Jambor <mjambor@suse.cz>
13579 * cgraph.c (cgraph_node_can_be_local_p): New function.
13580 (cgraph_make_node_local): New function.
13581 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13582 (cgraph_make_node_local): Declare.
13584 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13586 * tree.h (tree_base): Add packed_flag and user_align fields.
13587 Decrease size of spare field.
13588 (TYPE_USER_ALIGN): Use user_align from tree_base.
13589 (DECL_USER_ALIGN): Likewise.
13590 (TYPE_PACKED): Use packed_flag from tree_base.
13591 (DECL_PACKED): Likewise.
13592 (tree_type): Delete packed_flag and user_align fields. Widen
13593 precision field. Widen mode field and shuffle fields to align
13594 mode on an 8-bit boundary.
13595 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13596 Renumber decl_flag_* fields. Fix comments. Widen
13597 decl_common_unused field.
13598 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13599 (DECL_EXTERNAL): Likewise.
13600 (DECL_BIT_FIELD): Likewise.
13601 (DECL_NONADDRESSABLE_P): Likewise.
13602 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13603 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13605 2009-06-10 Ian Lance Taylor <iant@google.com>
13607 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13608 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13609 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13610 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13611 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13612 DEF_VEC_ALLOC_FUNC_P.
13613 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13614 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13615 DEF_VEC_ALLOC_FUNC_O.
13616 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13617 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13618 DEF_VEC_ALLOC_FUNC_I.
13619 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13620 (vec_stack_p_reserve_exact_1): Declare.
13621 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13622 (vec_stack_free): Declare.
13623 (VEC_stack_alloc): Define.
13624 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13625 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13626 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13627 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13629 (stack_vecs): New static variable.
13630 (vec_stack_p_reserve_exact_1): New function.
13631 (vec_stack_o_reserve_1): New static function.
13632 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13633 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13634 (vec_stack_free): New function.
13635 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13636 (VEC_df_ref_stack_alloc): Define.
13637 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13638 DEF_VEC_ALLOC_P_STACK.
13639 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13640 (struct df_collection_rec): Change _vec fields to VEC. Remove
13642 (df_free_collection_rec): Adjust for new fields.
13643 (df_insn_rescan): Use new df_collection_rec fields.
13644 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13645 (df_ref_create_structure, df_ref_record): Likewise.
13646 (df_get_conditional_uses, df_get_call_refs): Likewise.
13647 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13648 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13649 (df_record_exit_block_uses, df_bb_verify): Likewise.
13650 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13651 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13652 Remove count parameter. Change return type to void. Change all
13654 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13655 Remove count parameter. Change return type to void. Change all
13657 (df_install_refs): Change old_vec parameter to VEC. Remove count
13658 parameter. Change all callers.
13659 (df_install_mws): Change old_vec parameter to VEC. Remove count
13660 parameter. Change all callers.
13661 (df_refs_verify): Change new_rec parameter to VEC. Change call
13663 (df_mws_verify): Likewise.
13665 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13667 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13669 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13671 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13673 2009-06-10 Anthony Green <green@moxielogic.com>
13675 * config/moxie/crti.asm: New file.
13676 * config/moxie/crtn.asm: New file.
13677 * config/moxie/moxie.c: New file.
13678 * config/moxie/moxie.h: New file.
13679 * config/moxie/sfp-machine.h: New file.
13680 * config/moxie/moxie-protos.h: New file.
13681 * config/moxie/t-moxie: Created.
13682 * config/moxie/t-moxie-softfp: Created.
13683 * config/moxie/moxie.md: Created.
13684 * config/moxie/constraints.md: Created.
13685 * config.gcc: Add moxie support.
13686 * doc/md.texi (Machine Constraints): Add moxie constraints.
13687 * doc/contrib.texi (Contributors): Mention moxie port.
13688 * doc/install.texi (Specific): Mention the moxie port.
13690 2009-06-09 Ian Lance Taylor <iant@google.com>
13692 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13693 compiling with C++.
13694 * optabs.c (optab_table): Only use designated initializers if
13695 HAVE_DESIGNATED_INITIALIZERS is defined.
13696 (convert_optab_table): Likewise.
13697 (init_optabs): Always call init_insn_codes if
13698 HAVE_DESIGNATED_INITIALIZERS is not defined.
13700 2009-06-09 Ian Lance Taylor <iant@google.com>
13702 * targhooks.c (default_builtin_vectorized_function): Change fn
13703 parameter to unsigned int.
13704 (default_builtin_vectorized_conversion): Change code parameter to
13706 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13707 * targhooks.h: Update declarations.
13708 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13709 parameter to unsigned int.
13711 * c-typeck.c (comptypes_check_enum_int): New static function.
13712 (comptypes_internal): Add enum_and_int_p parameter. Change all
13714 (comp_target_types): Add location parameter. Change all callers.
13715 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13716 Change all callers.
13717 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13718 (build_conditional_expr): Add colon_loc parameter. Change all
13720 (convert_for_assignment): Add location parameter. Change all callers.
13721 * c-parser.c (c_parser_conditional_expression): Pass location of
13722 colon to build_conditional_expr.
13723 * c-tree.h (build_conditional_expr): Update declaration.
13725 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13727 * graphite.c: Revert previous patch.
13729 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13732 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13734 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13736 * tree-ssa-loop-prefetch.c
13737 (loop_prefetch_arrays): Fixed a portability problem in printf format
13740 2009-06-09 Martin Jambor <mjambor@suse.cz>
13742 PR tree-optimization/40351
13743 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13744 refrence to a potential artifical subaccess can be constructed.
13746 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13748 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13749 (sh_override_options): Likewise.
13750 * config/sh/sh.c: Include params.h.
13751 (sh_optimization_options): New.
13752 (sh_override_options): Likewise.
13753 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13754 (OVERRIDE_OPTIONS): Use sh_override_options.
13756 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13758 * dwarf2out.c (emit_cfa_remember): New variable.
13759 (add_fde_cfi): If emit_cfa_remember, recurse to add
13760 DW_CFA_remember_state first.
13761 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13762 instead just set emit_cfa_remember.
13764 2009-06-08 Jan Hubicka <jh@suse.cz>
13767 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13769 2009-06-08 Jan Hubicka <jh@suse.cz>
13771 PR middle-end/39834
13772 * cgraphunit.c (save_inline_function_body): Do not copy transform
13773 hooks for saved inline bodies.
13774 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13775 for given function.
13777 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13779 * jump.c (returnjump_p): Handle delayed branches. Add missing
13782 2009-06-08 Jan Hubicka <jh@suse.cz>
13784 PR middle-end/40102
13785 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13786 original node might've been modified.
13787 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13789 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13791 * tree-object-size.c (addr_object_size): Add OSI argument.
13792 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13793 (compute_builtin_object_size, expr_object_size): Adjust callers.
13794 (plus_stmt_object_size): Call addr_object_size instead of
13795 compute_builtin_object_size.
13797 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13798 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13800 * tree-ssa-loop-prefetch.c
13801 (gather_memory_references): Introduced a counter for the number of
13803 (anything_to_prefetch_p): Introduced a counter for the number of
13805 (is_loop_prefetching_profitable): New function with a cost model
13807 (loop_prefetch_arrays): Use the new cost model to determine if
13808 prefetching is profitable.
13809 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13810 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13811 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13812 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13813 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13814 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13816 2009-06-08 Michael Matz <matz@suse.de>
13819 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13820 partitions use the same.
13821 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13822 for basevars of SSA_NAMEs.
13823 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13824 to not expand them twice.
13825 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13828 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13830 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13831 (fdump-final-insns=, gtoggle): New.
13832 * doc/invoke.texi: Document them.
13833 * final.c (rest_of_clean_state): Dump final insn stream.
13834 * gcc.c (invoke_as): Hook in -fcompare-debug.
13835 (static_spec_functions): Add compare-debug-dump-opt,
13836 compare-debug-self-opt and compare-debug-auxbase-opt.
13837 (compare_debug, compare_debug_second, compare_debug_opt): New.
13838 (switches_debug_check, n_switches_debug_check): New.
13839 (debug_auxbase_opt, debug_check_temp_file): New.
13840 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13842 (do_self_spec): Handle arguments after switches.
13843 (do_spec_1): Add .gk extension to temp file basenames for compare.
13844 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13845 (cc1_options): Use it instead of normal auxbase computation for
13846 the second compare-debug compilation.
13847 (compare_files): New.
13848 (main): Set up and implement compare debug mode.
13849 (compare_debug_dump_opt_spec_function): New.
13850 (compare_debug_self_opt_spec_function): New.
13851 (compare_debug_auxbase_opt_spec_function): New.
13852 * toplev.c (process_options): Handle flag_gtoggle,
13853 flag_dump_final_insns.
13854 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13855 during -fcompare-debug-second compilation.
13857 2009-06-07 Ian Lance Taylor <iant@google.com>
13859 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13860 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13862 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13863 with no default node. Change warning with %H to warning_at.
13864 Don't clear warn_switch around case checking.
13865 * doc/invoke.texi (Warning Options): Clarify distinction between
13866 -Wswitch and -Wswitch-enum.
13868 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13870 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13872 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13874 * gbl-ctors.h: Add header guard.
13876 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13878 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13879 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13880 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13881 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13882 prototypes for removed functions.
13883 (expressions_equal_p): Move to ...
13884 * tree-ssa-sccvn.h: ... here and ...
13885 * matrix-reorg.c: ... adjust includes.
13887 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13889 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13891 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13893 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13894 (finish_function): Remove erroneous whitespace.
13896 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13898 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13899 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13901 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13903 * errors.c (internal_error): Commentary typo fix.
13904 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13905 * tree-ssa-pre.c: Ditto.
13907 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13909 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13910 them is supposed to hold actual statements.
13912 2009-06-06 Ian Lance Taylor <iant@google.com>
13914 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13915 empty statements can now have attributes.
13917 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13919 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13920 * config/mips/mips.md: Ditto.
13922 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13924 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13926 (__eabi_uconvert): Likewise.
13928 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13930 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13931 CFI_* definitions with IN_GCC.
13933 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13935 * xcoffout.h (xcoffout_source_line): Update prototype.
13937 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13939 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13940 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13942 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13944 PR middle-end/40340
13945 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13946 inlined_function_outer_scope_p blocks for artificial inlines
13948 * tree.c (tree_nonartificial_location): Rewrite using
13949 block_nonartificial_location.
13951 2009-06-05 Revital Eres <eres@il.ibm.com>
13952 Leehod Baruch <leehod@il.ibm.com>
13954 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13955 (expand_expr_real_1): Remove comment.
13956 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13957 Vectorize misaligned access when the target supports it.
13958 (vect_supportable_dr_alignment): Check for unaligned access support.
13959 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13962 2009-06-05 Julian Brown <julian@codesourcery.com>
13964 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13965 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13967 2009-06-05 Richard Guenther <rguenther@suse.de>
13970 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13971 as possibly unused.
13973 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13975 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13976 (save_gprs): Don't tell unwinder when a global register is saved.
13977 (s390_emit_epilogue): Emit needed epilogue unwind info.
13979 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13981 * dwarf2out.c (deferred_asm_name): New.
13982 (add_name_and_src_coords_attributes): Defer creation of
13983 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13985 (move_linkage_attr): New.
13986 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13989 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13991 * tree-nested.c (finalize_nesting_tree_1): Declare the
13992 frame_decl in the binding tree.
13994 2009-06-04 Cary Coutant <ccoutant@google.com>
13996 * basic-block.h (struct basic_block_def): Add discriminator field.
13997 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13999 * debug.c (do_nothing_debug_hooks): Add additional entry.
14000 (debug_nothing_int_charstar_int): New function.
14001 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14002 (debug_nothing_int_charstar_int): New declaration.
14003 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14004 discriminator value in .loc directive.
14005 * final.c (last_discriminator): New variable.
14006 (discriminator): New variable.
14007 (final_start_function): Initialize above variables, pass current
14008 discriminator to debug hook.
14009 (notice_source_line): Check for discriminator change.
14010 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14011 * sdbout.c (sdbout_source_line): New parameter.
14012 * tree-cfg.c (struct locus_discrim_map): New structure type.
14013 (discriminator_per_locus): New hash table.
14014 (build_gimple_cfg): Allocate and free discriminator hash table.
14015 (make_edges): Call assign_discriminator.
14016 (locus_map_hash): New function.
14017 (locus_map_eq): New function.
14018 (next_discriminator_for_locus): New function.
14019 (same_line_p): New function.
14020 (assign_discriminator): New function.
14021 (make_cond_expr_edges): Call assign_discriminator.
14022 (make_gimple_switch_edges): Likewise.
14023 (first_non_label_stmt): New function.
14024 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14026 * xcoffout.c (xcoffout_source_line): Add new parameter.
14028 * configure.ac (gcc_cv_as_discriminator): New configury check for
14029 gas support for discriminator.
14030 * configure: Regenerate.
14031 * config.in: Regenerate.
14033 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14035 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14036 val after checking for integers.
14038 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14040 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14042 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14043 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14044 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14045 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14046 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14047 X64_SSE_REGPARM_MAX.
14048 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14049 X64_SSE_REGPARM_MAX.
14051 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14053 * gcc.c (report_times_to_file): New.
14054 (execute): Implement it.
14055 (process_command): Support -time=.
14056 * doc/invoke.texi: Document it.
14058 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14060 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14061 that have value exprs.
14063 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14065 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14066 declarations for constants until...
14067 (dw2_output_indirect_constant_1): ... this point.
14069 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14072 * arm.md (arm_addsi3): Don't try to split an add with an
14073 eliminable register until after reload has completed.
14075 2009-06-03 Ian Lance Taylor <iant@google.com>
14077 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14078 * genattrtab.c (write_length_unit_log): Likewise.
14079 * genchecksum.c (dosum): Likewise.
14080 * gengtype.c (write_rtx_next): Likewise.
14081 (finish_root_table, write_roots): Likewise.
14082 * gimple.c (gimple_ops_offset_): Likewise.
14083 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14084 * config/arc/arc.c (arc_attribute_table): Likewise.
14085 * config/arm/arm.c (arm_attribute_table): Likewise.
14086 * config/avr/avr.c (avr_attribute_table): Likewise.
14087 * config/crx/crx.c (crx_attribute_table): Likewise.
14088 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14089 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14090 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14091 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14092 * config/sh/sh.c (sh_attribute_table): Likewise.
14093 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14094 * config/spu/spu.c (spu_attribute_table): Likewise.
14095 * config/v850/v850.c (v850_attribute_table): Likewise.
14097 * config/alpha/alpha.c (vms_attribute_table): Make static.
14098 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14099 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14100 * config/mips/mips.c (mips_attribute_table): Likewise.
14102 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14104 (cc1-checksum.o): Likewise.
14106 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14108 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14110 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14112 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14113 insn if it is changing sp. Use gen_add3_insn instead of
14114 conditionally gen_addsi3 and gen_adddi3.
14115 (offset_below_red_zone_p): New static inline function.
14116 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14117 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14118 * config/rs6000/ppc-asm.h: Include auto-host.h.
14119 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14120 CFI_RESTORE): Define.
14121 * config/rs6000/crtresxgpr.asm: Add unwind info.
14122 * config/rs6000/crtresxfpr.asm: Likewise.
14123 * config/rs6000/crtresgpr.asm: Likewise.
14124 * config/rs6000/crtresfpr.asm: Likewise.
14125 * config/rs6000/crtsavgpr.asm: Likewise.
14126 * config/rs6000/crtsavfpr.asm: Likewise.
14128 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14129 argument of DWARF2_FRAME_REG_OUT macros.
14131 2009-06-03 Julian Brown <julian@codesourcery.com>
14133 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14134 words or less (including TImode) in core registers.
14136 2009-06-03 Richard Guenther <rguenther@suse.de>
14138 PR middle-end/40328
14139 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14141 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14143 * statistics.c (statistics_counter_event): Do not record event
14144 in pass dump if its number == -1.
14145 (curr_statistics_hash): Add assert that we never get passes
14146 with static number == -1.
14148 2009-06-03 Richard Guenther <rguenther@suse.de>
14149 Andrey Belevantsev <abel@ispras.ru>
14151 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14152 non-BLKmode arrays addressable.
14154 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14156 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14157 * config/m68k/m68k.h: ... here.
14159 2009-06-03 Martin Jambor <mjambor@suse.cz>
14161 PR tree-optimization/40323
14162 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14165 2009-06-03 Richard Guenther <rguenther@suse.de>
14167 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14170 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14172 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14173 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14174 JUMP_TABLE_DATA_P where applicable.
14175 * config/sh/sh.c: Ditto.
14176 * config/sh/sh.h: Ditto.
14177 * config/sh/sh.md: Ditto.
14178 * config/sh/symbian.c: Ditto.
14180 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14182 * config/i386/driver-i386.c (describe_cache): Optimize
14183 concatenation of strings. Use snprintf instead of sprintf.
14184 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14185 target when not compiling with GCC.
14187 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14189 * config/sh/sh.c: Revert last change.
14190 (sh_expand_epilogue): Emit a blockage insn before the frame
14191 pointer adjustment unconditionally.
14193 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14195 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14196 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14197 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14198 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14199 to COLLECT_GCC_OPTIONS.
14201 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14203 * collect2.c (target_system_root): New variable.
14204 (main): Handle --sysroot=.
14205 (ignore_library): Strip the sysroot from the library path.
14207 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14209 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14210 (collect2.o): Depend on collect2-aix.h.
14211 (collect2-aix.o): New rule.
14212 * collect2-aix.h: New file.
14213 * collect2-aix.c: Likewise.
14214 * collect2.c: Include collect2-aix.h. Don't undefine
14215 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14216 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14217 Use TARGET_AIX_VERSION instead of _AIX51.
14218 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14219 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14220 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14221 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14222 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14224 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14226 * collect2.c (ignore_library): Avoid premature post-increment
14227 and null deference.
14229 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14231 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14232 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14233 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14234 CROSS_DIRECTORY_STRUCTURE too.
14235 (LINK_LIBG_SPEC): Likewise.
14236 (LIB_SPEC): Add %R to sysroot paths.
14237 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14238 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14239 * config/rs6000/aix51.h: As for aix43.h.
14240 * config/rs6000/aix52.h: Likewise.
14241 * config/rs6000/aix53.h: Likewise.
14242 * config/rs6000/aix61.h: Likewise.
14243 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14244 to the beginning of sysroot paths.
14246 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14248 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14249 INSN_LISTs that are out of the REG_NOTE range.
14251 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14253 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14254 (struct var_to_expand): Likewise.
14255 (struct opt_info): Add head and tail for linked lists of the above.
14256 (analyze_insn_to_expand_var): Initialize next.
14257 (analyze_iv_to_split_insn): Likewise.
14258 (analyze_insns_in_loop): Create linked lists.
14259 (allocate_basic_variable): Simplify for use without hash table.
14260 (insert_var_expansion_initialization): Likewise, make it type-safer.
14261 (combine_var_copies_in_loop_exit): Likewise.
14262 (apply_opt_in_copies): Walk lists rather than hash tables.
14263 (release_var_copies): Simplified and inlined by hand into...
14264 (free_opt_info): ... this function.
14266 2009-06-02 Richard Guenther <rguenther@suse.de>
14268 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14271 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14273 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14274 only for builtins that are not overridden.
14276 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14278 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14281 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14283 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14285 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14287 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14289 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14291 * common.opt (fdump-unnumbered-links): New.
14292 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14293 * print-rtl.c (flag_dump_unnumbered_links): New.
14294 (print_rtx): Test it.
14296 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14298 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14299 push/pop multiple to 8-byte alignment.
14301 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14303 * config/i386/i386.c (queued_cfa_restores): New static variable.
14304 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14306 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14307 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14308 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14309 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14310 note unconditionally.
14311 (ix86_emit_restore_regs_using_mov): Likewise.
14312 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14313 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14314 it through to ix86_emit_restore_reg_using_pop.
14315 (ix86_emit_leave): Add RED_OFFSET argument. Call
14316 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14317 instead of adding REG_CFA_OFFSET note unconditionally.
14318 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14319 the above functions. Call ix86_add_queued_cfa_restore_notes when
14322 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14323 force output of the label even for dwarf2out_do_cfi_asm.
14324 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14325 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14326 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14328 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14329 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14330 dwarf2out_cfi_label callers.
14331 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14332 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14333 Adjust dwarf2out_cfi_label callers.
14334 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14336 * config/i386/i386.h (struct machine_cfa_state,
14337 struct machine_function): Guard with ifndef USED_FOR_TARGET
14338 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14341 * emutls.c (__emutls_get_address): Change arr->size to mean number
14342 of allocated arr->data entries instead of # of slots + 1.
14344 PR middle-end/40316
14345 * recog.c (peep2_reinit_state): New function.
14346 (peephole2_init_state): Use it at the end of a basic block and also
14347 when seeing a RTX_FRAME_RELATED_P insn.
14349 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14351 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14352 fixuns_truncrfdi2): New.
14353 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14354 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14355 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14356 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14357 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14358 *recip_approx): Remove.
14359 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14360 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14361 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14363 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14366 2009-06-01 Ian Lance Taylor <iant@google.com>
14368 * attribs.c (register_attribute): Use CONST_CAST.
14369 * collect2.c (main): Use CONST_CAST2.
14370 (scan_prog_file): Likewise.
14371 * gcc.c (process_command, main): Likewise.
14372 * toplev.c (toplev_main): Likewise.
14374 * c-typeck.c (handle_warn_cast_qual): New static function,
14375 partially broken out of build_c_cast.
14376 (build_c_cast): Call handle_warn_cast_qual.
14377 * doc/invoke.texi (Warning Options): Document new effect of
14380 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14382 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14383 (diagnostic_report_current_module): Print columns.
14384 * common.opt (flag_show_column): Enable by default.
14386 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14388 * alias.c (find_base_term): Check for NULL term before returning.
14390 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14392 Revert due to PR40320:
14393 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14394 * calls.c (emit_library_call_value_1): Don't force_operand for move
14397 2009-06-01 Olivier Hainque <hainque@adacore.com>
14398 Eric Botcazou <ebotcazou@adacore.com>
14400 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14401 to be processed as a bitfield for constructor output purposes.
14402 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14404 * varasm.c (oc_local_state): New type, output_constructor
14405 local state to support communication with helpers.
14406 (oc_outer_state): New type, output_constructor outer state of
14407 relevance in recursive calls.
14408 (output_constructor_array_range): New output_constructor helper,
14409 extracted code for an array range element.
14410 (output_constructor_regular_field): New output_constructor helper,
14411 extracted code for an element that is not a bitfield.
14412 (output_constructor_bitfield): New output_constructor helper,
14413 extracted code for a bitfield element. Accept an OUTER state
14414 argument for recursive processing. Recurse on record or array
14415 CONSTRUCTOR values, possibly past noop conversions.
14416 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14417 VALUE is a valid constant-valued expression for use in a static
14418 bit-field initializer.
14419 (output_constructor): Rework to use helpers. Accept and honor an
14420 OUTER state argument for recursive calls. Return total size. Be
14421 prepared for nested constructors initializing bitfields.
14422 (output_constant): Feed OUTER in calls to output_constructor.
14424 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14426 * calls.c (emit_library_call_value_1): Don't force_operand for move
14429 2009-06-01 Nick Clifton <nickc@redhat.com>
14431 * doc/invoke.texi (IA-64 Options): Fix typo.
14433 2009-06-01 Ira Rosen <irar@il.ibm.com>
14435 PR tree-optimization/39129
14436 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14438 (vect_do_peeling_for_loop_bound): Use
14439 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14440 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14441 (vect_loop_versioning): Likewise.
14442 (vect_create_cond_for_alias_checks): Fix indentation.
14443 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14445 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14446 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14447 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14448 "control flow in loop".
14449 (vect_estimate_min_profitable_iters): Use
14450 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14451 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14452 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14453 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14454 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14455 statement belongs to a group of strided accesses with the exact code
14457 (vectorizable_load): Likewise.
14458 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14459 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14461 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14463 * config/freebsd-stdint.h: New file.
14464 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14465 Add freebsd-stdint.h to tm_file.
14467 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14469 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14470 (thumb2_extendhidi2): Likewise.
14472 2009-05-31 Ian Lance Taylor <iant@google.com>
14474 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14476 2009-05-31 Ian Lance Taylor <iant@google.com>
14478 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14479 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14480 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14482 2009-05-31 Jason Merrill <jason@redhat.com>
14484 * tree-pretty-print.c (print_call_name): Take the callee, not the
14485 call itself. Make non-static. Use dump_function_name for functions.
14486 (dump_generic_node): Adjust.
14487 * diagnostic.h: Declare print_call_name.
14488 * gimple-pretty-print.c (dump_gimple_call): Use it.
14490 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14492 * config/sh/sh.md (ashldi3_std): New define_expand.
14495 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14498 * config/sh/sh.c: Include debug.h.
14499 (sh_expand_epilogue): Emit a blockage insn before the frame
14500 pointer adjustment also when dwarf2out_do_frame returns true.
14502 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14504 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14505 (thumb2_extendqidi2): New pattern.
14507 2009-05-31 Ira Rosen <irar@il.ibm.com>
14509 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14510 mark phis for renaming.
14511 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14512 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14513 Call mark_sym_for_renaming.
14514 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14515 * tree-vect-loop.c (vect_transform_loop): Remove
14516 vect_memsyms_to_rename initialization and a call to
14517 mark_set_for_renaming.
14519 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14521 PR middle-end/40304
14522 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14523 frame related even if !set_cfa && style < 0.
14525 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14527 * config/i386/mingw-tls.c: New file.
14528 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14529 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14530 defining _WIN32 but not __CYGWIN__.
14532 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14534 * configure.ac: Add MPC support.
14536 * config.in, configure: Regenerate.
14538 2009-05-29 Richard Henderson <rth@redhat.com>
14540 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14541 NOTE_INSN_BASIC_BLOCK.
14542 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14543 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14544 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14546 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14548 (add_cfi): Disable check redefining cfa away from drap.
14549 (lookup_cfa_1): Add remember argument; handle remember/restore.
14550 (lookup_cfa): Pass remember argument.
14551 (cfa_remember): New.
14552 (compute_barrier_args_size_1): Remove sibcall check.
14553 (dwarf2out_frame_debug_def_cfa): New.
14554 (dwarf2out_frame_debug_adjust_cfa): New.
14555 (dwarf2out_frame_debug_cfa_offset): New.
14556 (dwarf2out_frame_debug_cfa_register): New.
14557 (dwarf2out_frame_debug_cfa_restore): New.
14558 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14559 (dwarf2out_begin_epilogue): New.
14560 (dwarf2out_frame_debug_restore_state): New.
14561 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14562 DW_CFA_restore_state.
14563 (output_cfi_directive): Likewise.
14564 (convert_cfa_to_fb_loc_list): Likewise.
14565 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14566 * dwarf2out.h: Update.
14567 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14568 (copy_insn_1): Early out for null.
14569 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14570 and dwarf2out_frame_debug_restore_state.
14571 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14572 (prologue_insn_hash, epilogue_insn_hash): New.
14573 (free_after_compilation): Adjust freeing accordingly.
14574 (record_insns): Create hash table if needed; push insns into
14575 hash instead of array.
14576 (maybe_copy_epilogue_insn): New.
14577 (contains): Search hash table instead of array.
14578 (sibcall_epilogue_contains): Remove.
14579 (thread_prologue_and_epilogue_insns): Split eh_return insns
14580 and mark them as epilogues.
14581 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14582 scanning in terms of basic blocks.
14583 * insn-notes.def (CFA_RESTORE_STATE): New.
14584 * jump.c (returnjump_p_1): Accept EH_RETURN.
14585 (eh_returnjump_p_1, eh_returnjump_p): New.
14586 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14587 CFA_REGISTER, CFA_RESTORE): New.
14588 * rtl.def (EH_RETURN): New.
14589 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14591 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14592 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14594 * config/i386/i386.c (gen_push): Update cfa state.
14595 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14596 add a CFA_ADJUST_CFA note.
14597 (ix86_dwarf_handle_frame_unspec): Remove.
14598 (ix86_expand_prologue): Update cfa state.
14599 (ix86_emit_restore_reg_using_pop): New.
14600 (ix86_emit_restore_regs_using_pop): New.
14601 (ix86_emit_leave): New.
14602 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14603 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14604 * config/i386/i386.h (struct machine_cfa_state): New.
14605 (ix86_cfa_state): New.
14606 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14607 (eh_return_internal): Merge from eh_return_<mode>,
14608 use eh_return rtx, split w/ epilogue.
14610 2009-05-29 Ian Lance Taylor <iant@google.com>
14612 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14614 * calls.c (emit_library_call_value_1): Likewise.
14616 * c-typeck.c (c_build_va_arg): New function.
14617 * c-tree.h (c_build_va_arg): Declare.
14618 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14619 instead of build_va_arg.
14621 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14623 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14624 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14625 (ptr_difference_cost): Use affine combinations to compute it.
14626 (difference_cost): Likewise.
14627 (get_computation_cost_at): Compute more accurate cost for addresses
14628 if the ratio is a multiplier allowed in addresses.
14629 For non-addresses, consider that an additional offset or symbol is
14632 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14634 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14635 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14637 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14638 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14639 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14641 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14642 to 1 for TYPE_SSE{IADD1,CVT1}.
14643 (prefix_vex_imm8): Removed.
14644 (length_vex): Only pass 1 as second argument to
14645 ix86_attr_length_vex_default if prefix_extra is 0.
14646 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14647 (length): For prefix vex computation use length_immediate
14648 attribute instead of prefix_vex_imm8.
14649 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14650 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14651 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14652 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14653 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14654 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14655 a space in between the operands.
14656 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14657 if one operand is 0xff and the other one si, di, bp or sp.
14658 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14659 other one si, di, bp or sp.
14660 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14661 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14662 type and mode attributes.
14663 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14664 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14665 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14666 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14667 prefix_data16 attribute iff MODE_DF.
14668 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14669 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14670 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14671 constm128_operand in length_immediate computation.
14672 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14673 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14674 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14675 length_immediate attribute to 1.
14676 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14677 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14678 for certain alternatives.
14679 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14680 prefix_data16 attribute if MODE_V1DF.
14681 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14682 length_immediate to 1.
14683 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14684 length_address to 4, set mode attribute to MODE_DI.
14685 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14686 (fxam<mode>2_i387): Set length attribute to 4.
14687 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14688 *prefetch_3dnow_rex): Override length_address attribute.
14689 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14691 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14692 (constm128_operand): Removed.
14693 * config/i386/i386.c (memory_address_length): For
14694 disp && !index && !base in 64-bit mode account for SIB byte if
14695 print_operand_address can't optimize disp32 into disp32(%rip)
14696 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14697 for fs: or gs: segment.
14698 (ix86_attr_length_immediate_default): When checking if shortform
14699 is possible, truncate immediate to the length of the non-shortened
14701 (ix86_attr_length_address_default): Ignore MEM_P operands
14703 (ix86_attr_length_vex_default): Only check for DImode on
14704 GENERAL_REG_P operands.
14705 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14706 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14707 (sse_cvttps2pi): Clear prefix_rep attribute.
14708 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14710 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14711 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14712 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14713 iff operand 2 is const_int_operand.
14714 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14715 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14716 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14718 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14720 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14721 prefix_data16 attribute for movlpd and movhpd instructions.
14722 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14723 length_immediate for shufpd instruction.
14724 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14725 (avx_cmpp<avxmodesuffixf2c><mode>3,
14726 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14727 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14728 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14729 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14730 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14731 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14732 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14733 prefix_data16 attribute for the first alternative to 1.
14734 (*avx_loadlps): Override length_immediate for the first alternative.
14735 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14736 attributes for second alternative.
14737 (*vec_concatv2sf_sse4_1): Override length_immediate and
14738 prefix_data16 attributes for second alternative.
14739 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14740 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14741 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14742 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14743 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14744 prefix_data16 and length_immediate to 1.
14745 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14747 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14748 prefix_extra attribute for variants that don't have 0f prefix alone.
14749 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14750 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14751 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14752 *sse4_1_pextrd): Set length_immediate to 1.
14753 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14754 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14756 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14757 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14758 length_immediate to 1 for second alternative.
14759 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14760 prefix_extra and length_immediate attributes for the first
14762 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14764 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14765 to 1 for the first and third alternative.
14766 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14768 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14770 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14772 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14773 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14774 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14775 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14776 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14777 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14778 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14779 ssse3_psign<mode>3): Override prefix_rex attribute.
14780 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14781 (ssse3_palignrti): Override length_immediate to 1.
14782 (ssse3_palignrdi): Override length_immediate to 1, override
14783 prefix_rex attribute.
14784 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14785 (sse4a_extrqi): Override length_immediate to 2.
14786 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14787 (sse4a_insertq): Override prefix_data16 to 0.
14788 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14789 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14790 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14791 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14792 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14793 and length_immediate to 1.
14794 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14795 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14796 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14797 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14798 and length_immediate to 1.
14799 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14800 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14801 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14802 avx_ptest256): Override prefix_extra to 1.
14803 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14804 Override prefix_data16 and length_immediate to 1.
14805 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14806 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14807 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14808 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14809 prefix_data16 to 0 and prefix_extra to 2.
14810 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14811 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14813 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14814 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14815 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14816 and prefix_extra to 2.
14817 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14818 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14819 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14820 avx_vpermilvar<mode>3,
14821 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14822 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14823 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14824 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14825 Override prefix_extra to 1.
14826 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14827 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14828 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14829 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14830 prefix_extra and length_immediate to 1.
14831 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14833 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14834 to 1 for the first alternative.
14835 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14836 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14838 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14839 *movv2sf_internal_avx, *movv2sf_internal): Override
14840 prefix_rep attribute for certain alternatives.
14841 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14842 attributes for certain alternatives.
14843 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14844 attributes for certain alternatives.
14845 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14846 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14847 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14848 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14849 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14850 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14851 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14852 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14853 length_immediate to 1 if operand 2 is const_int_operand.
14854 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14855 *vec_extractv2si_1): Set length_immediate attribute to 1.
14856 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14857 using old 3DNOW insn rather than SSE/3DNOW_A.
14858 (mmx_emms, mmx_femms): Clear modrm attribute.
14860 2009-05-29 Martin Jambor <mjambor@suse.cz>
14862 * tree-sra.c: New implementation of SRA.
14864 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14865 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14866 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14867 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14868 (SRA_MAX_STRUCTURE_COUNT): Removed.
14869 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14870 * doc/invoke.texi (sra-max-structure-size): Removed.
14871 (sra-field-structure-ratio): Removed.
14873 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14875 PR middle-end/40291
14876 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14879 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14881 PR rtl-optimization/40101
14882 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14883 seqno. Adjust comment.
14884 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14885 inserting bookkeeping before a jump, the jump is not scheduled.
14886 When no positive seqno found, provide a value. Add comment.
14888 2009-05-29 Richard Guenther <rguenther@suse.de>
14890 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14891 short-cutting on the first component.
14893 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14895 PR middle-end/39958
14896 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14897 for trees other than decls/types.
14899 2009-05-29 Richard Guenther <rguenther@suse.de>
14901 * tree-ssa-operands.c (get_expr_operands): Do not handle
14902 INDIRECT_REFs in the handled-component case. Remove
14903 unused get_ref_base_and_extent case.
14904 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14905 tree_low_cst and host_integerp where possible.
14906 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14907 codes for equivalence.
14908 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14910 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14912 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14913 to tmake_file for i[34567]86-*-cygwin*.
14915 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14918 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14919 (altivec_categorize_keyword, init_vector_keywords,
14920 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14923 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14925 * tree.c (handle_dll_attribute): Check if node is
14926 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14928 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14930 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14932 (thumb2_zero_extendqidi2): Likewise.
14934 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14936 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14937 instead of gen_movrt.
14938 * config/sh/sh.md (movrt): Remove.
14940 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14942 * doc/invoke.texi (IA-64 Options):
14943 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14944 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14945 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14946 -msched-prefer-non-control-spec-insns,
14947 -msched-stop-bits-after-every-cycle,
14948 -msched-count-spec-in-critical-path,
14949 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14950 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14951 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14952 and -msched-spec-verbose.
14954 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14956 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14957 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14959 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14961 2009-05-28 Richard Guenther <rguenther@suse.de>
14963 * tree-ssa-alias.c (ao_ref_init): New function.
14964 (ao_ref_base): Likewise.
14965 (ao_ref_base_alias_set): Likewise.
14966 (ao_ref_alias_set): Likewise.
14967 (refs_may_alias_p_1): Change signature.
14968 (refs_may_alias_p): Adjust.
14969 (refs_anti_dependent_p): Likewise.
14970 (refs_output_dependent_p): Likewise.
14971 (call_may_clobber_ref_p_1): Change signature.
14972 (call_may_clobber_ref_p): Adjust.
14973 (stmt_may_clobber_ref_p_1): New function split out from ...
14974 (stmt_may_clobber_ref_p): ... here.
14975 (maybe_skip_until): Adjust signature.
14976 (get_continuation_for_phi): Likewise.
14977 (walk_non_aliased_vuses): Likewise.
14978 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14979 (ao_ref_init): Declare.
14980 (ao_ref_base): Likewise.
14981 (ao_ref_alias_set): Likewise.
14982 (stmt_may_clobber_ref_p_1): Likewise.
14983 (walk_non_aliased_vuses): Adjust.
14984 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14985 (get_ref_from_reference_ops): remove.
14986 (vn_reference_lookup_2): Adjust signature.
14987 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14988 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14989 (vn_reference_lookup): Adjust.
14990 (vn_reference_insert): Likewise.
14991 (vn_reference_insert_pieces): Adjust signature.
14992 (visit_reference_op_call): Adjust.
14993 * tree-ssa-pre.c (get_expr_type): Simplify.
14994 (phi_translate_1): Adjust.
14995 (compute_avail): Likewise.
14996 (translate_vuse_through_block): Do not re-build trees.
14997 (value_dies_in_block_x): Likewise.
14998 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15000 (vn_reference_lookup_pieces): Adjust declaration.
15001 (vn_reference_insert_pieces): Likewise.
15003 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15005 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15006 with checking disabled.
15008 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15012 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15013 macro definition for support of three-operand format aligned
15014 .comm directive in assembler on cygwin/pe/mingw target OS.
15015 * configure: Regenerate.
15016 * config.h: Regenerate.
15018 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15019 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15020 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15022 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15023 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15025 2009-05-28 Ira Rosen <irar@il.ibm.com>
15027 PR tree-optimization/40254
15028 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15029 in analysis of basic blocks.
15031 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15033 PR middle-end/33699
15034 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15035 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15036 (TARGET_INITIALIZER): Use it.
15037 * cse.c (CHEAPER): Move it up to the other macros.
15038 (insert): Rename this ...
15039 (insert_with_costs): ... to this. Add cost parameters. Update
15041 (insert): New function. Call insert_with_costs.
15042 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15043 find_reg_offset_for_const, try_const_anchors): New functions.
15044 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15045 when using a const-anchor. Call insert_const_anchors.
15046 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15047 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15049 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15051 * tree-inline.c (remap_decls): Enable nonlocalized variables
15052 when not optimizing.
15054 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15056 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15057 Simplify other tests involving optimize.
15059 2009-05-27 Tom Tromey <tromey@redhat.com>
15061 * unwind-dw2.c (_Unwind_DebugHook): New function.
15062 (uw_install_context): Call _Unwind_DebugHook.
15064 2009-05-27 Tom Tromey <tromey@redhat.com>
15066 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15068 2009-05-27 Ian Lance Taylor <iant@google.com>
15070 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15071 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15072 (ALL_LINKERFLAGS): Define.
15073 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15074 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15075 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15076 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15077 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15078 $(LINKER_FOR_BUILD).
15079 (build/gcov-iov$(build_exeext)): Likewise.
15081 2009-05-27 Julian Brown <julian@codesourcery.com>
15083 * gcse.c (target.h): Include.
15084 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15085 copy of argument to a pseudo register.
15087 2009-05-27 Diego Novillo <dnovillo@google.com>
15089 * tree-ssa-live.c (dump_scope_block): Document arguments.
15090 (dump_scope_blocks): Document.
15091 (debug_scope_blocks): New.
15092 * tree-flow.h (debug_scope_blocks): Declare.
15094 2009-05-21 Denis Chertykov <denisc@overta.ru>
15096 * doc/contrib.texi (Contributors): Add myself to the list.
15098 2009-05-27 Olivier Hainque <hainque@adacore.com>
15100 * expr.c (target_align): New function. Alignment the TARGET of an
15101 assignment may be assume to have.
15102 (highest_pow2_factor_for_target): Use it instead of relying on
15103 immediate tree attributes of TARGET, not necessarily honored when
15104 intermediate bitfields are involved.
15106 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15109 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15110 AVX, SSE4, AES, PCLMUL and POPCNT.
15112 2009-05-27 Diego Novillo <dnovillo@google.com>
15114 * tree-pretty-print.c (dump_location): New.
15115 (dump_generic_node): Call it.
15116 Factor code to handle BLOCK nodes ...
15117 (dump_block_node): ... here.
15119 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15121 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15123 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15125 * gcc-plugin.h: Include config.h and system.h.
15126 (IN_GCC): Define if not defined.
15128 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15130 PR middle-end/40249
15131 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15134 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15136 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15138 * config/m32r/m32r.h: Ditto.
15139 * config/m32r/m32r.md: Ditto.
15140 * config/m32r/predicates.md: Ditto.
15142 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15144 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15146 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15149 (Loading plugins): typo.
15150 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15151 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15152 (Interacting with the GCC Garbage Collector): Added new section.
15153 (Giving information about a plugin): Added new section for
15155 * ggc.h (ggc_register_root_tab): Added declaration.
15156 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15157 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15158 (register_callback): Improved comment in declaration.
15159 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15160 (extra_root_vec) Added static variable for dynamic roots registration.
15161 (ggc_register_root_tab) Added new routine.
15162 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15163 PLUGIN_GGC_MARKING event.
15164 * ggc-zone.c: Include plugin.h.
15165 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15166 * ggc-page.c: Include plugin.h.
15167 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15168 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15169 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15170 (register_callback): check lack of callbacks for
15171 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15172 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15173 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15174 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15175 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15176 dependency on plugin.h.
15177 (plugin.o): Added dependency on ggc.h...
15179 2009-05-26 Richard Guenther <rguenther@suse.de>
15181 PR middle-end/40248
15183 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15184 with mismatched comparison modes.
15186 * expr.c (expand_expr_real_1): Expand the operand of a
15187 VIEW_CONVERT_EXPR in its natural mode.
15189 2009-05-26 Ian Lance Taylor <iant@google.com>
15191 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15192 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15193 (ALL_COMPILERFLAGS): Define.
15194 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15195 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15196 (collect2$(exeext), collect2.o): Likewise.
15197 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15198 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15199 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15200 (libbackend.o, intl.o, cppdefault.o): Likewise.
15201 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15202 (build/%.o): Use $(COMPILER_FOR_BUILD).
15203 (build/gen%$(build_exeext)): Likewise.
15204 (build/gcov-iov$(build_exeext)): LIkewise.
15205 * config/t-darwin (darwin.o): Use $(COMPILER).
15206 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15207 * config/t-sol2 (sol2-c.o): Likewise.
15208 (sol2.o): Likewise.
15209 * config/t-vxworks (vxworks.o): Likewise.
15210 * config/x-darwin (host-darwin.o): Likewise.
15211 * config/x-hpux (host-hpux.o): Likewise.
15212 * config/x-linux (host-linux.o): Likewise.
15213 * config/x-solaris (host-solaris.o): Likewise.
15214 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15215 * config/arm/t-arm (arm-c.o): Likewise.
15216 * config/arm/t-pe (pe.o): Likewise.
15217 * config/arm/t-wince-pe (pe.o): Likewise.
15218 * config/i386/t-cygming (winnt.o): Likewise.
15219 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15220 * config/i386/t-cygwin (cygwin1.o): Likewise.
15221 (cygwin2.o): Likewise.
15222 * config/i386/t-i386 (i386-c.o): Likewise.
15223 * config/i386/t-interix (winnt.o): Likewise.
15224 * config/i386/t-netware (netware.o): Likewise.
15225 * config/i386/t-nwld (nwld.o): Likewise.
15226 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15227 * config/i386/x-i386 (driver-i386.o): Likewise.
15228 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15229 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15230 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15231 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15232 * config/mips/x-native (driver-native.o): Likewise.
15233 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15234 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15235 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15236 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15237 * config/score/t-score-elf (score7.o): Likewise.
15238 (score3.o): Likewise.
15239 * config/sh/t-sh (sh-c.o): Likewise.
15240 * config/sh/t-symbian (sh-c.o): Likewise.
15241 (symbian.o): Likewise.
15242 * config/spu/t-spu-elf (spu-c.o): Likewise.
15243 * config/v850/t-v850 (v850-c.o): Likewise.
15244 * config/v850/t-v850e (v850-c.o): Likewise.
15246 2009-05-26 Richard Guenther <rguenther@suse.de>
15248 PR tree-optimization/40122
15249 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15250 VECTOR_CSTs if possible.
15251 (fold_gimple_assign): Likewise.
15253 2009-05-26 Richard Guenther <rguenther@suse.de>
15255 PR middle-end/40252
15256 * fold-const.c (fold_binary): Use the correct types for building
15259 2009-05-26 Richard Guenther <rguenther@suse.de>
15261 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15262 redundant calls to merge_alias_info.
15263 (bump_vector_ptr): Likewise.
15264 * tree-ssa-copy.c (merge_alias_info): Remove.
15265 (replace_exp_1): Remove call to merge_alias_info.
15266 (propagate_tree_value): Likewise.
15267 (fini_copy_prop): Propagate points-to info.
15268 * tree-flow.h (merge_alias_info): Remove.
15270 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15272 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15274 2009-05-25 Jan Hubicka <jh@suse.cz>
15276 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15277 * cgraph.h (struct inline_summary): New filed self_wize,
15278 size_inlining_benefit, self_time and time_inlining_benefit.
15279 (struct cgraph_global_info): Replace insns by time ans size fields.
15280 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15281 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15282 (ipcp_update_callgraph): Do not touch function bodies.
15283 * ipa-inline.c: Include except.h
15284 (MAX_TIME): New constant.
15285 (overall_insns): Remove.
15286 (leaf_node_p): New.
15287 (overall_size, max_benefit): New static variables.
15288 (cgraph_estimate_time_after_inlining): New function.
15289 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15290 (cgraph_clone_inlined_nodes): Update size.
15291 (cgraph_mark_inline_edge): Update size.
15292 (cgraph_estimate_growth): Use size info.
15293 (cgraph_check_inline_limits): Check size.
15294 (cgraph_default_inline_p): Likewise.
15295 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15296 (cgraph_decide_recursive_inlining): Check size.
15297 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15299 (cgraph_decide_inlining): Likewise.
15300 (cgraph_decide_inlining_incrementally): Likewise; honor
15301 PARAM_EARLY_INLINING_INSNS.
15302 (likely_eliminated_by_inlining_p): New predicate.
15303 (estimate_function_body_sizes): New function.
15304 (compute_inline_parameters): Use it.
15305 * except.c (must_not_throw_labels): New function.
15306 * except.h (must_not_throw_labels): Declare.
15307 * tree-inline.c (init_inline_once): Kill inlining_weigths
15308 * tree-ssa-structalias.c: Avoid uninitialized warning.
15309 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15310 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15311 (PARAM_INLINE_CALL_COST): Remove.
15312 (PARAM_EARLY_INLINING_INSNS): New.
15314 2009-05-25 Richard Guenther <rguenther@suse.de>
15316 PR tree-optimization/36327
15317 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15318 callback for reference translation or lookup at the point of may-defs.
15319 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15320 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15321 for union COMPONENT_REFs.
15322 (vn_reference_lookup_3): New callback. Lookup from memset
15323 and CONSTRUCTOR assignment, translate through struct copies.
15324 (vn_reference_lookup_pieces): Make sure to not free the
15325 passed operands array. Adjust walk_non_aliased_vuses call.
15326 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15327 make sure we do not leak memory.
15329 2009-05-25 Richard Guenther <rguenther@suse.de>
15331 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15332 * tree-inline.c (expand_call_inline): Reset the escaped and
15333 callused solutions.
15334 * tree-ssa-structalias.c (pass_build_ealias): New.
15335 * tree-pass.h (pass_build_ealias): Declare.
15336 * passes.c (init_optimization_passes): Add PTA during
15337 early optimizations.
15338 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15339 and CALLUSED solutions.
15340 (dump_points_to_solution): New function, split out from ...
15341 (dump_points_to_info_for): ... here.
15342 * tree-parloops.c (parallelize_loops): Reset the escaped and
15343 callused solutions.
15345 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15348 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15349 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15351 2009-05-25 Ira Rosen <irar@il.ibm.com>
15353 PR tree-optimization/40238
15354 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15355 statements after basic block's labels.
15356 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15357 to free the allocated memory.
15359 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15361 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15362 return address with a USE.
15364 2009-05-24 Richard Guenther <rguenther@suse.de>
15366 PR middle-end/40233
15367 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15368 array type from the main variant of the inner type.
15370 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15372 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15373 definition to bool (from int) to un-break build.
15374 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15376 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15378 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15379 discard_stmt_changes): Delete.
15380 * tree-ssa-operands.c (scb_stack): Delete.
15381 (init_ssa_operands): Do not initialize it.
15382 (fini_ssa_operands): Do not free it.
15383 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15385 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15386 update_stmt, remove the others. Fix comments.
15387 * tree-dfa.c (optimize_stack_restore): Likewise.
15388 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15389 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15390 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15391 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15393 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15394 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15395 (dom_opt_finalize_block): Likewise, adjusting access to
15397 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15398 (stmts_to_rescan): Change item type to gimple.
15399 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15401 2009-05-24 Ira Rosen <irar@il.ibm.com>
15403 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15404 * tree-pass.h (pass_slp_vectorize): New pass.
15405 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15406 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15407 * tree-vectorizer.c (timevar.h): Include.
15408 (user_vect_verbosity_level): Declare.
15409 (vect_location): Fix comment.
15410 (vect_set_verbosity_level): Update user_vect_verbosity_level
15411 instead of vect_verbosity_level.
15412 (vect_set_dump_settings): Add an argument. Ignore user defined
15413 verbosity if dump flags require higher level of verbosity. Print to
15414 stderr only for loop vectorization.
15415 (vectorize_loops): Update call to vect_set_dump_settings.
15416 (execute_vect_slp): New function.
15417 (gate_vect_slp): Likewise.
15418 (struct gimple_opt_pass pass_slp_vectorize): New.
15419 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15420 access its members.
15421 (vec_info_for_bb): New function.
15422 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15423 (VECTORIZATION_ENABLED): New macro.
15424 (SLP_ENABLED, SLP_DISABLED): Likewise.
15425 (vect_is_simple_use): Add bb_vec_info argument.
15426 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15427 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15428 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15429 vect_schedule_slp, vect_analyze_slp): Likewise.
15430 (vect_analyze_stmt): Add slp_tree argument.
15431 (find_bb_location): Declare.
15432 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15433 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15434 (vect_analyze_loop_operations, vect_analyze_loop,
15435 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15436 vect_finalize_reduction, vectorizable_reduction,
15437 vectorizable_live_operation, vect_transform_loop): Likewise.
15438 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15439 skip evolution analysis if analyzing a basic block.
15440 (dr_analyze_indices): Likewise.
15441 (initialize_data_dependence_relation): Skip the test whether the
15442 object is invariant for basic blocks.
15443 (compute_all_dependences): Skip dependence analysis for data
15444 references in basic blocks.
15445 (find_data_references_in_stmt): Don't fail in case of invariant
15446 access in basic block.
15447 (find_data_references_in_bb): New function.
15448 (find_data_references_in_loop): Move code to
15449 find_data_references_in_bb and add a call to it.
15450 (compute_data_dependences_for_bb): New function.
15451 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15452 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15454 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15455 unknown dependence in basic block and fail in case of dependence in
15457 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15458 dependence instances from either loop or basic block vectorization
15460 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15461 before calling nested_in_vect_loop_p.
15462 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15463 dependence instances from either loop or basic block vectorization
15465 (vect_verify_datarefs_alignment): Likewise.
15466 (vect_enhance_data_refs_alignment): Adjust function calls.
15467 (vect_analyze_data_refs_alignment): Likewise.
15468 (vect_analyze_group_access): Fix printing. Skip different checks if
15469 DR_STEP is 0. Keep strided stores either in loop or basic block
15470 vectorization data structure. Fix indentation.
15471 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15473 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15474 dependence instances from either loop or basic block vectorization
15476 (vect_analyze_data_refs): Update comment. Call
15477 compute_data_dependences_for_bb to analyze basic blocks.
15478 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15479 case of loop vectorization. In case of basic block vectorization use
15480 data-ref itself as a base.
15481 (vect_create_data_ref_ptr): In case of basic block vectorization:
15482 don't advance the pointer, add new statements before the current
15483 statement. Adjust function calls.
15484 (vect_supportable_dr_alignment): Support only aligned accesses in
15485 basic block vectorization.
15486 * common.opt (ftree-slp-vectorize): New flag.
15487 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15488 (vect_pattern_recog_1): Likewise.
15489 * tree-vect-stmts.c (process_use): Likewise.
15490 (vect_init_vector): Add new statements in the beginning of the basic
15491 block in case of basic block SLP.
15492 (vect_get_vec_def_for_operand): Adjust function calls.
15493 (vect_finish_stmt_generation): Likewise.
15494 (vectorizable_call): Add assert that it is loop vectorization, adjust
15496 (vectorizable_conversion, vectorizable_assignment): Likewise.
15497 (vectorizable_operation): In case of basic block SLP, take
15498 vectorization factor from statement's type and skip the relevance
15499 check. Adjust function calls.
15500 (vectorizable_type_demotion): Add assert that it is loop
15501 vectorization, adjust function calls.
15502 (vectorizable_type_promotion): Likewise.
15503 (vectorizable_store): Check for outer loop only in case of loop
15504 vectorization. Adjust function calls. For basic blocks, skip the
15505 relevance check and don't advance pointers.
15506 (vectorizable_load): Likewise.
15507 (vectorizable_condition): Add assert that it is loop vectorization,
15508 adjust function calls.
15509 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15510 that it is not reduction, get vector type, call only supported
15511 functions, skip loop specific parts.
15512 (vect_transform_stmt): Check for outer loop only in case of loop
15514 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15515 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15516 for external definition.
15517 * passes.c (pass_slp_vectorize): New pass.
15518 * tree-vect-slp.c (find_bb_location): New function.
15519 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15520 check for patterns only in loops.
15521 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15522 case of multiple types in basic block SLP.
15523 (vect_mark_slp_stmts_relevant): New function.
15524 (vect_supported_load_permutation_p): Fix comment.
15525 (vect_analyze_slp_instance): Add argument. In case of basic block
15526 SLP, take vectorization factor from statement's type, check that
15527 unrolling factor is 1. Adjust function call. Save SLP instance in
15528 either loop or basic block vectorization structure. Return FALSE,
15530 (vect_analyze_slp): Add argument. Get strided stores groups from
15531 either loop or basic block vectorization structure. Return FALSE
15532 if basic block SLP failed.
15533 (new_bb_vec_info): New function.
15534 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15535 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15536 (vect_schedule_slp): Add argument. Get SLP instances from either
15537 loop or basic block vectorization structure. Set vectorization factor
15538 to be 1 for basic block SLP.
15539 (vect_slp_transform_bb): New function.
15540 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15542 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15544 * final.c (shorten_branches): Do not align labels for jump tables.
15545 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15547 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15549 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15550 Remove outdated reference to flow.c and fix nits.
15551 * doc/gccint.texi: Tweak RTL description.
15552 * doc/rtl.texi: Likewise.
15554 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15556 * config/avr/avr.c: Change my email address.
15557 * config/avr/avr.h: Likewise.
15558 * config/avr/avr.md: Likewise.
15559 * config/avr/avr-protos.h: Likewise.
15560 * config/avr/libgcc.S: Likewise.
15562 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15564 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15565 (spu_split_load, spu_split_store): Change return type to int.
15566 (spu_split_convert): Declare.
15567 * config/spu/predicates.md (spu_mem_operand): Remove.
15568 (spu_mov_operand): Update.
15569 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15570 * config/spu/spu.c (regno_aligned_for_load): Remove.
15571 (reg_aligned_for_addr, spu_expand_load): Define.
15572 (spu_expand_extv): Reimplement and handle MEM.
15573 (spu_expand_insv): Handle MEM.
15574 (spu_sched_reorder): Handle insn's with length 0.
15575 (spu_legitimate_address_p): Reimplement.
15576 (store_with_one_insn_p): Return TRUE for any mode with size
15577 larger than 16 bytes.
15578 (address_needs_split): Define.
15579 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15581 (spu_convert_move): Define.
15582 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15583 (spu_split_store): Change all MEM's to TImode.
15584 (spu_init_expanders): Preallocate registers that correspond to
15585 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15587 (spu_split_convert): Define.
15588 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15589 (_move<mode>, _movdi, _movti): Update predicate and condition.
15590 (load, store): Change to define_split.
15591 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15593 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15594 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15595 define_insn_and_split of lshr<mode>3.
15596 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15597 (<v>ashr<mode>3_imm): Define.
15598 (extv, extzv, insv): Allow MEM operands.
15599 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15600 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15601 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15602 (_spu_convert2): Change to define_insn_and_split and remove the
15603 corresponding define_peephole2.
15604 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15605 Change predicates to memory_operand.
15607 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15609 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15611 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15613 PR tree-optimization/40219
15614 * tree.c (iterative_hash_expr): Make sure the builtin function is
15615 a normal builtin function and not a front end or back end builtin
15616 before indexing into the built_in_decls array.
15618 2009-05-22 Richard Guenther <rguenther@suse.de>
15620 PR middle-end/38964
15621 * alias.c (write_dependence_p): Do not use TBAA for answering
15622 anti-dependence or output-dependence.
15623 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15624 (emit_pointer_definition): Remove.
15625 (emit_alias_warning): Likewise.
15626 (find_what_var_points_to): Remove TBAA pruning code.
15627 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15629 (compute_points_to_sets): Remove code computing the set of
15630 dereferenced pointers.
15631 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15632 oracle for querying anti and output dependencies.
15633 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15634 if TBAA may be applied.
15635 (refs_anti_dependent_p): New function.
15636 (refs_output_dependent_p): Likewise.
15637 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15638 (refs_output_dependent_p): Likewise.
15639 * doc/tree-ssa.texi (Memory model): New section.
15640 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15641 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15642 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15643 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15644 * expr.c (expand_expr_real_1): Likewise.
15645 * gimple-low.c (lower_stmt): Likewise.
15646 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15647 (dump_gimple_cdt): Remove.
15648 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15649 (gimple_size): Likewise.
15650 (walk_gimple_op): Likewise.
15651 (is_gimple_stmt): Likewise.
15652 (walk_stmt_load_store_addr_ops): Likewise.
15653 (gimple_build_cdt): Remove.
15654 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15655 * gimple.h (gimple_cdt_new_type): Remove.
15656 (gimple_cdt_new_type_ptr): Likewise.
15657 (gimple_cdt_set_new_type): Likewise.
15658 (gimple_cdt_location): Likewise.
15659 (gimple_cdt_location_ptr): Likewise.
15660 (gimple_cdt_set_location): Likewise.
15661 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15662 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15663 GIMPLE_CHANGE_DYNAMIC_TYPE.
15664 (verify_types_in_gimple_stmt): Likewise.
15665 * tree-inline.c (estimate_num_insns): Likewise.
15666 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15667 (copy_decl_to_var): Likewise.
15668 (copy_result_decl_to_var): Likewise.
15669 * tree-pretty-print.c (dump_generic_node): Do not handle
15670 CHANGE_DYNAMIC_TYPE_EXPR.
15671 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15672 * tree-ssa-operands.c (get_expr_operands): Likewise.
15673 * tree-ssa-structalias.c (struct variable_info): Remove
15674 no_tbaa_pruning member.
15675 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15676 (unify_nodes): Do not copy it.
15677 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15678 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15679 (set_uids_in_ptset): Do not check it.
15680 (find_what_var_points_to): Likewise.
15681 (compute_tbaa_pruning): Remove.
15682 (compute_points_to_sets): Do not call it.
15683 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15684 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15685 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15686 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15687 (DECL_NO_TBAA_P): Likewise.
15688 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15689 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15690 (expand_omp_atomic_pipeline): Do not set it.
15691 * print-tree.c (print_node): Do not dump it.
15692 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15695 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15698 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15701 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15703 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15706 2009-05-22 Ben Elliston <bje@au.ibm.com>
15708 * Makefile.in (bversion.h, s-bversion): New targets.
15709 (TOPLEV_H): Add bversion.h.
15710 * toplev.h: Include "bversion.h".
15711 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15712 the __format__ attribute only if compiling with the same version
15713 of GCC as the sources (the "build version").
15715 2009-05-22 Ben Elliston <bje@au.ibm.com>
15717 * c-format.c (handle_format_attribute): Fix comment typo.
15719 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15722 * config/ia64/ia64.opt (mfused-madd): New.
15723 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15724 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15725 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15726 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15727 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15728 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15729 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15730 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15731 instruction if !TARGET_FUSED_MADD.
15732 (fpma, fpms): Remove colon from name.
15734 2009-05-22 Richard Guenther <rguenther@suse.de>
15736 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15737 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15738 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15740 (create_expression_by_pieces): Only convert if necessary.
15741 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15742 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15744 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15746 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15747 regular pattern from a template and rename it ...
15748 (*extzv_truncsi_exts): ... to this.
15750 2009-05-21 Richard Guenther <rguenther@suse.de>
15752 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15753 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15754 (cgraph_default_inline_p): Likewise.
15755 (cgraph_decide_inlining_incrementally): Likewise.
15757 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15758 Uros Bizjak <ubizjak@gmail.com>
15760 * config/i386/cpuid.h (bit_MOVBE): New.
15762 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15764 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15765 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15766 (ix86_handle_option): Handle OPT_mmovbe.
15767 (ix86_target_string): Add -mmovbe.
15768 (pta_flags): Add PTA_MOVBE.
15769 (processor_alias_table): Add PTA_MOVBE to "atom".
15770 (override_options): Handle PTA_MOVBE.
15772 * config/i386/i386.h (TARGET_MOVBE): New.
15774 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15775 (*bswapsi_movbe): New.
15776 (*bswapdi_movbe): Likewise.
15777 (bswapdi2): Renamed to ...
15778 (*bswapdi_1): This.
15779 (bswapdi2): New expander.
15781 * config/i386/i386.opt (mmovbe): New.
15783 * doc/invoke.texi: Document -mmovbe.
15785 2009-05-21 Taras Glek <tglek@mozilla.com>
15787 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15788 * gcc-plugin.h (plugin_init): Updated signature.
15789 * gcc-plugin.h (plugin_name_args): Moved to this header.
15790 * doc/plugins.texi (plugin_init): Updated documention to reflect
15792 * doc/plugins.texi (plugin_name_args): Added to documention.
15794 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15796 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15797 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15799 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15801 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15802 JUMP_TABLE_DATA_P predicates where applicable.
15803 * config/i386/predicates.md: Ditto.
15804 * config/i386/sse.md: Ditto.
15806 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15808 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15809 operand2 -128 override length_immediate attribute to 1.
15810 * config/i386/predicates.md (constm128_operand): New predicate.
15812 * config/i386/i386.c (memory_address_length): Handle %r12
15813 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15815 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15816 mode look through optional ZERO_EXTEND and SUBREG.
15817 * config/i386/i386.md (R12_REG): New define_constant.
15818 (prefix_data16): For sse unit set also for MODE_TI insns.
15819 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15820 insns set if operand 1 is ext_QIreg_operand.
15821 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15822 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15824 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15825 mode from MODE_DI to MODE_SI.
15826 (movdi_1_rex64): Override modrm and length_immediate attributes
15827 only for movabs (TYPE_IMOV, alternative 2).
15828 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15829 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15830 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15831 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15832 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15833 prefix_rex attribute if DImode.
15834 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15835 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15836 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15837 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15838 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15839 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15840 Likewise. For TYPE_IMOV clear length_immediate attribute.
15841 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15842 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15843 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15844 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15845 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15846 or one operand TYPE_ISHIFT.
15847 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15848 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15849 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15850 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15851 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15852 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15853 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15854 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15855 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15856 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15857 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15858 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15859 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15860 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15861 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15862 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15863 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15864 set mode attribute, don't override length attribute.
15865 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15867 (return_internal_long): Set length attribute to 2 instead of 1.
15868 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15869 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15870 prefix_rex attribute.
15871 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15873 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15875 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15877 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15879 2009-05-20 Ian Lance Taylor <iant@google.com>
15881 * tree.c (build_tree_list_vec_stat): New function.
15882 (ctor_to_vec): New function.
15883 (build_nt_call_vec): New function.
15884 (build_call_array): Change args to be a const pointer.
15885 (build_call_vec): New function.
15886 * tree.h (build_nt_call_vec): Declare.
15887 (build_tree_list_vec_stat): Declare.
15888 (build_tree_list_vec): Define.
15889 (build_call_array): Update declaration.
15890 (build_call_vec): Declare.
15891 (ctor_to_vec): Declare.
15892 * c-common.c (tree_vector_cache): New static variable.
15893 (make_tree_vector): New function.
15894 (release_tree_vector): New function.
15895 (make_tree_vector_single): New function.
15896 (make_tree_vector_copy): New function.
15897 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15898 (make_tree_vector_single, make_tree_vector_copy): Declare.
15899 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15900 (c_parser_expr_list): Don't manage cache here, instead call
15902 (c_parser_release_expr_list): Remove static function.
15903 (c_parser_vec_to_tree_list): Remove static function.
15904 (c_parser_attributes): Call build_tree_list_vec instead of
15905 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15906 c_parser_release_expr_list.
15907 (c_parser_postfix_expression_after_primary): Likewise.
15908 (c_parser_objc_keywordexpr): Likewise.
15910 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15912 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15913 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15914 TARGET_CONVERT_TO_TYPE.
15915 * hooks.c (hook_tree_const_tree_null): Define.
15916 * hooks.h (hook_tree_const_tree_null): Declare.
15917 * target.h (struct gcc_target): Add invalid_parameter_type,
15918 invalid_return_type, promoted_type, and convert_to_type fields.
15919 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15920 (TARGET_INVALID_RETURN_TYPE): Define.
15921 (TARGET_PROMOTED_TYPE): Define.
15922 (TARGET_CONVERT_TO_TYPE): Define.
15923 (TARGET_INITIALIZER): Update for new fields.
15924 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15925 (grokparms): Check targetm.invalid_parameter_type.
15926 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15927 * c-convert.c (convert): Check targetm.convert_to_type.
15929 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15931 * config/mips/mips.md (*extenddi_truncate<mode>,
15932 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15934 (*extendhi_truncateqi): New define_insn_and_sptit.
15936 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15938 PR middle-end/40204
15939 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15940 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15942 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15944 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15945 the operand of VIEW_CONVERT_EXPR.
15947 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15949 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15950 extended family and model for Intel processors. Support Intel Atom.
15952 2009-05-20 Olivier Hainque <hainque@adacore.com>
15954 * gstab.h (stab_code_type): Define, to be used instead of the
15955 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15957 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15958 occurrences by stab_code_type.
15959 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15961 2009-05-20 Martin Jambor <mjambor@suse.cz>
15963 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15964 (sra_insert_before): Likewise.
15965 (sra_insert_after): Likewise.
15966 (sra_init_cache): Likewise.
15967 (sra_type_can_be_decomposed_p): Likewise.
15968 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15969 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15970 (sra_insert_before): Likewise.
15971 (sra_insert_after): Likewise.
15972 (sra_init_cache): Likewise.
15973 (insert_edge_copies_seq): Made static and moved upwards.
15975 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15978 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15980 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15981 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15984 2009-05-20 Richard Guenther <rguenther@suse.de>
15986 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15987 with mismatched comparison modes.
15989 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15991 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15992 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15993 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15994 with shifts for Thumb2.
15995 (orsi_notsi): New for orn.
15996 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15997 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15998 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15999 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16000 Don't invert remainder for IOR.
16002 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16004 PR tree-optimization/40087
16005 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16006 number_of_iterations_ne): Rename never_infinite argument.
16007 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16008 number_of_iterations_le): Handle pointer-type ivs when
16009 exit_must_be_taken is false.
16010 (number_of_iterations_cond): Do not always assume that
16011 exit_must_be_taken if the control variable is a pointer.
16013 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16015 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16016 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16018 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16020 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16021 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16023 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16026 * c.opt (Wlogical-op): Disabled by default.
16027 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16029 * doc/invoke.texi (Wlogical-op): Likewise.
16031 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16033 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16035 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16036 Propagate the type of the first operand.
16037 <ASSERT_EXPR>: Simplify.
16038 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16039 Rewrite using the RHS code as discriminant.
16040 <NOP_EXPR>: Turn into CASE_CONVERT.
16041 <PLUS_EXPR>: Propagate the type of the first operand.
16043 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16045 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16046 (ia64_dconst_0_375): New.
16047 * config/ia64/ia64.c (ia64_override_options): Remove
16048 -minline-sqrt-min-latency warning.
16049 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16050 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16051 * config/ia64/ia64.md (*sqrt_approx): Remove.
16052 (sqrtsf2): Remove #if 0.
16053 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16054 (sqrtdf): Remove assert.
16055 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16056 (sqrtxf2): Remove #if 0.
16057 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16058 * div.md (sqrt_approx_rf): New.
16059 (sqrtsf2_internal_thr): New implementation.
16060 (sqrtsf2_internal_lat): New.
16061 (sqrtdf2_internal_thr: New implementation.
16062 (sqrtxf2_internal): New implementation.
16064 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16065 Hans-Peter Nilsson <hp@axis.com>
16067 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16068 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16069 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16070 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16071 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16072 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16073 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16074 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16075 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16076 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16077 * c-common.c: ...from here.
16079 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16081 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16083 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16085 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16087 2009-05-19 Ben Elliston <bje@au.ibm.com>
16089 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16090 assignments with memcpy calls.
16091 (add_fdes): Likewise.
16092 (binary_search_unencoded_fdes): Likewise.
16093 (linear_search_fdes): Eliminate type puns.
16095 2009-05-19 Richard Guenther <rguenther@suse.de>
16097 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16098 not falsely claim to have propagated into all uses.
16100 2009-05-19 Ben Elliston <bje@au.ibm.com>
16102 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16105 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16107 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16108 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16109 (TARGET_LEGITIMATE_ADDRESS_P): New.
16110 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16111 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16113 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16116 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16117 child of the containing namespace's DIE.
16119 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16121 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16122 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16123 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16126 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16129 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16130 gen_align with gen_pad.
16131 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16132 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16134 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16135 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16137 * config/i386/i386.md (align): Renamed to ...
16138 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16139 ASM_OUTPUT_MAX_SKIP_PAD.
16141 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16143 * config.gcc: Fix variable syntax.
16146 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16147 before calling exact_log2.
16148 (output_iorsi3): Likewise.
16149 (output_xorsi3): Likewise.
16151 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16153 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16154 for the none zero constant operand except for EQ and NE
16155 comprisons even when the first operand is R0.
16157 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16159 * config/s390/2064.md: Remove trailing whitespaces.
16160 * config/s390/2084.md: Likewise.
16161 * config/s390/constraints.md: Likewise.
16162 * config/s390/fixdfdi.h: Likewise.
16163 * config/s390/libgcc-glibc.ver: Likewise.
16164 * config/s390/s390-modes.def: Likewise.
16165 * config/s390/s390-protos.h: Likewise.
16166 * config/s390/s390.c: Likewise.
16167 * config/s390/s390.h: Likewise.
16168 * config/s390/s390.md: Likewise.
16169 * config/s390/tpf-unwind.h: Likewise.
16171 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16173 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16175 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16178 * configure.ac (m68k-*-*): Check if binutils support TLS.
16179 * configure: Regenerate.
16180 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16181 * config/m68k/constraints.md (Cu): New constraint.
16182 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16183 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16184 (movsi): Handle TLS symbols.
16185 (addsi3_5200): Handle XTLS symbols, indent.
16186 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16187 (m68k_tls_reference_p): Declare.
16188 (m68k_legitimize_address): Declare.
16189 (m68k_unwrap_symbol): Declare.
16190 * config/m68k/m68k.opt (mxtls): New option.
16191 * config/m68k/m68k.c (ggc.h): Include.
16192 (m68k_output_dwarf_dtprel): Implement hook.
16193 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16194 (m68k_expand_prologue): Load GOT pointer when function needs it.
16195 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16196 (m68k_legitimate_constant_address_p): Same.
16197 (m68k_decompose_address): Handle TLS references.
16198 (m68k_get_gp): New static function.
16199 (enum m68k_reloc): New contants.
16200 (TLS_RELOC_P): New macro.
16201 (m68k_wrap_symbol): New static function.
16202 (m68k_unwrap_symbol): New function.
16203 (m68k_final_prescan_insn_1): New static function.
16204 (m68k_final_prescan_insn): New function.
16205 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16207 (legitimize_pic_address): Handle TLS references..
16208 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16209 (m68k_libcall_value_in_a0_p)
16210 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16211 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16212 (m68k_legitimize_tls_address): Handle TLS references.
16213 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16215 (m68k_legitimize_address): Handle TLS symbols.
16216 (m68k_get_reloc_decoration): New static function.
16217 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16219 (m68k_output_dwarf_dtprel): Implement hook.
16220 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16221 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16222 m68k_call_* routines.
16223 (sched_attr_op_type): Handle TLS symbols.
16224 (gt-m68k.h): Include.
16225 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16226 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16228 2009-05-18 Martin Jambor <mjambor@suse.cz>
16230 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16231 (visit_store_addr_for_mod_analysis): New function.
16232 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16233 (determine_cst_member_ptr): Use gimple_assign_single_p.
16234 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16235 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16236 operands. Don't check number of operands of a NOP_EXPR.
16238 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16240 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16242 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16245 * c-common.c (warn_logical_operator): Don't warn if one of
16246 expression isn't always true or false.
16248 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16250 * config/i386/biarch32.h: New file.
16251 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16253 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16255 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16256 *zero_extend<mode>_truncqi): Merge these into ...
16257 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16258 Name the pattern following this as *zero_extendhi_truncqi.
16260 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16262 PR middle-end/39301
16263 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16264 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16265 (output_info): Make field HOST_WIDEST_INT.
16266 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16267 (dump_bitmat_statistics): Same.
16269 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16271 * config.gcc (use_gcc_stdint): Set to wrap.
16272 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16273 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16274 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16275 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16276 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16277 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16278 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16279 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16281 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16283 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16285 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16286 Move definitions earlier.
16287 (OPT_ARCH64, OPT_ARCH32): Define.
16288 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16291 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16294 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16297 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16299 * arm.md (movdi2): Copy non-reg values to DImode registers.
16301 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16304 * final.c (label_to_max_skip): New function.
16305 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16306 CODE_LABEL_NUMBER <= max_labelno.
16307 * output.h (label_to_max_skip): New prototype.
16308 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16309 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16310 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16311 Handle CODE_LABELs with >= 16 byte alignment or with
16312 max_skip == (1 << align) - 1.
16313 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16314 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16317 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16318 .p2align 3 if MAX_SKIP is smaller than 7.
16319 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16321 2009-05-15 Ian Lance Taylor <iant@google.com>
16323 * alias.c (struct alias_set_entry_d): Rename from struct
16324 alias_set_entry. Change all uses.
16325 * except.c (struct call_site_record_d): Rename from struct
16326 call_site_record. Change all uses.
16327 * except.h (struct eh_region_d): Rename from struct eh_region.
16329 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16331 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16332 ivtype_map_elt. Change all uses.
16333 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16335 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16336 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16338 (struct sese_d): Rename from struct sese. Change all uses.
16339 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16340 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16341 * optabs.h (struct optab_d): Rename from struct optab. Change all
16343 (struct convert_optab_d): Rename from struct convert_optab.
16345 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16346 ipa_opt_pass. Change all uses.
16347 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16350 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16351 defined as a typedef.
16352 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16355 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16358 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16360 (merge_ranges): Returns bool.
16361 * tree.h (make_range): .. to here.
16362 (build_range_check): Likewise.
16363 (merge_ranges): Likewise. Renamed from merge_ranges.
16364 * c-typeck.c (parser_build_binary_op): Update calls to
16365 warn_logical_operator.
16366 * c-common.c (warn_logical_operator): Add new warning.
16367 * c-common.h (warn_logical_operator): Update declaration.
16369 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16371 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16373 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16375 * doc/install.texi: Document MPC requirements, flags etc.
16377 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16378 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16379 Evaluate constant arguments.
16380 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16381 (fold_builtin_1): Likewise, also evaluate constant arguments.
16382 Remove superfluous break.
16383 (do_mpc_ckconv): New.
16384 * real.h: Include mpc.h.
16385 * toplev.c (print_version): Output MPC version info if available.
16387 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16389 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16391 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16393 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16396 2009-05-15 Jan Hubicka <jh@suse.cz>
16398 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16399 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16400 (try_inline): Fix return value.
16401 (cgraph_decide_inlining_incrementally): Honor new value.
16402 (cgraph_early_inlining): Handle indirect inlining.
16403 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16405 2009-05-15 Jan Hubicka <jh@suse.cz>
16407 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16408 * cgraphunit.c (cgraph_finalize_function): Set it.
16409 (cgraph_expand_function): Use it.
16411 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16413 * real.c (encode_ieee_half): Define.
16414 (decode_ieee_half): Define.
16415 (ieee_half_format): Define.
16416 (arm_half_format): Define.
16417 * real.h (ieee_half_format): Declare.
16418 (arm_half_format): Declare.
16420 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16422 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16423 swapped, and reversed optabs exist before trying to use them.
16425 2009-05-15 Paul Brook <paul@codesourcery.com>
16426 Sandra Loosemore <sandra@codesourcery.com>
16428 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16429 loads. Allow PRE_DEC.
16430 (output_move_neon): Handle PRE_DEC.
16431 (arm_print_operand): Add 'A' for neon structure loads.
16432 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16433 * config/arm/neon.md (neon_mov): Update comment.
16434 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16436 (Um): New constraint.
16438 2009-05-15 Jan Hubicka <jh@suse.cz>
16440 Revert the following patch until testsuite fallout is fixed:
16441 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16442 * cgraph.h (struct inline_summary): New filed self_wize,
16443 size_inlining_benefit, self_time and time_inlining_benefit.
16444 (struct cgraph_global_info): Replace insns by time ans size fields.
16445 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16446 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16447 (ipcp_update_callgraph): Do not touch function bodies.
16448 * ipa-inline.c: Include except.h
16449 (MAX_TIME): New constant.
16450 (overall_insns): Remove
16451 (overall_size, max_benefit): New static variables.
16452 (cgraph_estimate_time_after_inlining): New function.
16453 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16454 (cgraph_clone_inlined_nodes): Update size.
16455 (cgraph_mark_inline_edge): Update size.
16456 (cgraph_estimate_growth): Use size info.
16457 (cgraph_check_inline_limits): Check size.
16458 (cgraph_default_inline_p): Likewise.
16459 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16460 (cgraph_decide_recursive_inlining): Check size.
16461 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16463 (cgraph_decide_inlining): Likewise.
16464 (cgraph_decide_inlining_incrementally): Likewise; honor
16465 PARAM_EARLY_INLINING_INSNS.
16466 (likely_eliminated_by_inlining_p): New predicate.
16467 (estimate_function_body_sizes): New function.
16468 (compute_inline_parameters): Use it.
16469 * except.c (must_not_throw_labels): New function.
16470 * except.h (must_not_throw_labels): Declare.
16471 * tree-inline.c (init_inline_once): Kill inlining_weigths
16472 * tree-ssa-structalias.c: Avoid uninitialized warning.
16473 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16474 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16475 (PARAM_INLINE_CALL_COST): Remove.
16476 (PARAM_EARLY_INLINING_INSNS): New.
16478 2009-05-15 Richard Guenther <rguenther@suse.de>
16480 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16481 not TODO_update_ssa.
16483 2009-05-15 Richard Guenther <rguenther@suse.de>
16485 PR tree-optimization/39999
16486 * gimple.h (gimple_expr_type): Use the expression type looking
16487 through useless conversions.
16488 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16489 (vn_nary_op_insert_stmt): Likewise.
16490 (simplify_binary_expression): Likewise.
16492 2009-05-15 Richard Guenther <rguenther@suse.de>
16494 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16495 New options, enabled by default.
16496 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16498 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16499 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16500 * tree-ssa-structalias.c (gate_tree_pta): New function.
16501 (pass_build_alias): Use it.
16503 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16505 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16506 recurse on an invariant address if a conversion from a pointer
16507 type to a wider integer type is involved.
16509 2009-05-15 Jan Hubicka <jh@suse.cz>
16511 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16512 * cgraph.h (struct inline_summary): New filed self_wize,
16513 size_inlining_benefit, self_time and time_inlining_benefit.
16514 (struct cgraph_global_info): Replace insns by time ans size fields.
16515 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16516 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16517 (ipcp_update_callgraph): Do not touch function bodies.
16518 * ipa-inline.c: Include except.h
16519 (MAX_TIME): New constant.
16520 (overall_insns): Remove
16521 (overall_size, max_benefit): New static variables.
16522 (cgraph_estimate_time_after_inlining): New function.
16523 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16524 (cgraph_clone_inlined_nodes): Update size.
16525 (cgraph_mark_inline_edge): Update size.
16526 (cgraph_estimate_growth): Use size info.
16527 (cgraph_check_inline_limits): Check size.
16528 (cgraph_default_inline_p): Likewise.
16529 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16530 (cgraph_decide_recursive_inlining): Check size.
16531 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16533 (cgraph_decide_inlining): Likewise.
16534 (cgraph_decide_inlining_incrementally): Likewise; honor
16535 PARAM_EARLY_INLINING_INSNS.
16536 (likely_eliminated_by_inlining_p): New predicate.
16537 (estimate_function_body_sizes): New function.
16538 (compute_inline_parameters): Use it.
16539 * except.c (must_not_throw_labels): New function.
16540 * except.h (must_not_throw_labels): Declare.
16541 * tree-inline.c (init_inline_once): Kill inlining_weigths
16542 * tree-ssa-structalias.c: Avoid uninitialized warning.
16543 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16544 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16545 (PARAM_INLINE_CALL_COST): Remove.
16546 (PARAM_EARLY_INLINING_INSNS): New.
16547 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16548 (inline-call-cost): Remove.
16549 (early-inlining-insns): New.
16551 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16553 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16555 (print_int_cst_bounds_in_octal_p): Likewise.
16556 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16558 * dwarf2out.c (base_type_die): Likewise.
16559 (is_subrange_type): Delete.
16560 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16561 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16562 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16563 if the destination type is boolean.
16564 (build_range_check): Do not special-case subtypes.
16565 (fold_sign_changed_comparison): Likewise.
16566 (fold_unary): Likewise.
16567 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16568 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16569 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16570 * tree.c (subrange_type_for_debug_p): New predicate based on the
16571 former is_subrange_type.
16572 * tree.h (subrange_type_for_debug_p): Declare.
16573 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16574 (convert_affine_scev): Remove call to above function.
16575 (chrec_convert_aggressive): Likewise.
16576 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16577 false for conversions involving subtypes.
16578 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16579 (vrp_val_min): Likewise.
16580 (needs_overflow_infinity): Likewise.
16581 (extract_range_from_unary_expr): Likewise.
16583 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16585 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16586 * config/frv/frv.c: Likewise.
16587 * config/s390/s390.c: Likewise.
16588 * config/sparc/sparc.h: Likewise.
16589 * config/i386/i386.h: Likewise.
16590 * config/i386/i386.c: Likewise.
16591 * config/crx/crx.c: Likewise.
16592 * config/m68hc11/m68hc11.h: Likewise.
16593 * config/iq2000/iq2000.c: Likewise.
16594 * config/mn10300/mn10300.h: Likewise.
16595 * config/mn10300/mn10300.c: Likewise.
16596 * config/m68k/m68k.c: Likewise.
16597 * config/rs6000/rs6000.c: Likewise.
16598 * config/rs6000/xcoff.h: Likewise.
16599 * config/rs6000/linux64.h: Likewise.
16600 * config/rs6000/sysv4.h: Likewise.
16601 * config/score/score3.c: Likewise.
16602 * config/score/score7.c: Likewise.
16603 * config/score/score.c: Likewise.
16604 * config/arm/arm.md: Likewise.
16605 * config/mips/mips.c: Likewise.
16606 * config/mips/mips.md: Likewise.
16607 * config/bfin/bfin.h: Likewise.
16608 * config/pa/pa.c: Likewise.
16609 * config/pa/constraints.md: Likewise.
16611 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16612 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16613 * config/pdp11/pdp11.h: Use memory_address_p instead.
16615 2009-05-14 Ian Lance Taylor <iant@google.com>
16617 * passes.c (finish_optimization_passes): Change i to int.
16618 * plugin.c (plugins_active_p): Change event to int.
16619 (dump_active_plugins): Likewise.
16620 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16622 * tree.c (tree_range_check_failed): Change c to unsigned int.
16623 (omp_clause_range_check_failed): Likewise.
16624 (build_common_builtin_nodes): Change mode to int. Add cast.
16625 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16626 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16628 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16629 ++ or -- with a variable of enum type.
16631 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16634 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16636 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16638 * store-motion.c: Do not include params.h
16639 * Makefile.in: Fix dependencies for various files.
16641 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16643 * auto-inc-dec.c: Fix pass description, remove apparent
16644 accidental duplication.
16646 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16648 PR middle-end/40147
16649 * ipa-utils.h (memory_identifier_string): Moved to ...
16650 * tree.h (memory_identifier_string): Here. Add GTY(()).
16652 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16654 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16655 in the former documentation of...
16656 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16657 * ira-conflicts.c (get_dup_num): Use address_operand.
16658 * targhooks.c (default_legitimate_address_p): New.
16659 * targhooks.h (default_legitimate_address_p): New.
16660 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16662 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16663 * target.h (struct target): Add legitimate_address_p.
16664 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16665 (TARGET_INITIALIZER): Include it.
16667 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16668 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16669 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16670 (TARGET_LEGITIMATE_ADDRESS_P): New.
16672 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16673 (REG_OK_STRICT_P): Delete.
16674 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16675 (frv_legitimate_address_p_1): ... this.
16676 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16677 (frv_legitimate_address_p_1): ... the renamed old
16678 frv_legitimate_address_p.
16679 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16680 (TARGET_LEGITIMATE_ADDRESS_P): New.
16682 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16683 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16684 * config/s390/s390.c (legitimate_address_p): Rename to...
16685 (s390_legitimate_address_p): ... this, make static.
16686 (legitimize_address): Adjust call.
16687 (TARGET_LEGITIMATE_ADDRESS_P): New.
16688 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16690 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16691 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16692 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16693 (TARGET_LEGITIMATE_ADDRESS_P): New.
16695 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16696 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16697 * config/spu/spu.c (spu_legitimate_address): Rename to...
16698 (spu_legitimate_address_p): ... this, make static.
16699 (TARGET_LEGITIMATE_ADDRESS_P): New.
16701 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16702 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16703 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16704 (sparc_legitimate_address_p): ... this, make static and return bool.
16705 (legitimize_address): Adjust call.
16706 (TARGET_LEGITIMATE_ADDRESS_P): New.
16708 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16709 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16710 * config/i386/i386.c (legitimate_address_p): Rename to...
16711 (ix86_legitimate_address_p): ... this, make static.
16712 (constant_address_p): Move after it, adjust call.
16713 (TARGET_LEGITIMATE_ADDRESS_P): New.
16715 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16716 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16717 * config/avr/avr.c (legitimate_address_p): Rename to...
16718 (avr_legitimate_address_p): ... this, make static.
16719 (legitimize_address): Adjust call.
16720 (TARGET_LEGITIMATE_ADDRESS_P): New.
16722 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16723 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16724 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16725 (TARGET_LEGITIMATE_ADDRESS_P): New.
16727 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16728 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16729 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16730 (TARGET_LEGITIMATE_ADDRESS_P): New.
16732 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16733 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16735 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16737 (TARGET_LEGITIMATE_ADDRESS_P): New.
16739 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16740 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16742 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16744 (m68hc11_legitimate_address_p): ... this, make static.
16745 (go_if_legitimate_address_internal): Rename to...
16746 (m68hc11_legitimate_address_p_1): ... this.
16747 (legitimize_address): Adjust call.
16748 (TARGET_LEGITIMATE_ADDRESS_P): New.
16750 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16751 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16752 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16753 (TARGET_LEGITIMATE_ADDRESS_P): New.
16755 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16756 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16757 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16758 (mn10300_legitimate_address_p): ... this, make static.
16759 (TARGET_LEGITIMATE_ADDRESS_P): New.
16761 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16762 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16763 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16764 (TARGET_LEGITIMATE_ADDRESS_P): New.
16766 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16767 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16768 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16769 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16770 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16771 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16772 (rs6000_legitimate_address_p): ... this, make static.
16773 (TARGET_LEGITIMATE_ADDRESS_P): New.
16774 (REG_MODE_OK_FOR_BASE_P): Delete.
16775 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16777 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16778 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16780 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16781 static, adjust types.
16782 (TARGET_LEGITIMATE_ADDRESS_P): New.
16784 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16785 * config/score/score.c (score_address_p): Rename to...
16786 (score_legitimate_address_p): ... this.
16787 (TARGET_LEGITIMATE_ADDRESS_P): New.
16788 * config/score/score3.c (score3_address_p): Rename to...
16789 (score3_legitimate_address_p): ... this.
16790 * config/score/score7.c (score7_address_p): Rename to...
16791 (score7_legitimate_address_p): ... this.
16793 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16794 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16795 GO_IF_LEGITIMATE_ADDRESS): Delete.
16796 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16797 thumb2_legitimate_address_p): Delete.
16798 (arm_legitimate_address_p): Rename to...
16799 (arm_legitimate_address_outer_p): ... this.
16800 * config/arm/constraints.md ("Uq"): Adjust call.
16801 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16802 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16804 (arm_legitimate_address_outer_p): ... this.
16805 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16807 (TARGET_LEGITIMATE_ADDRESS_P): New.
16809 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16810 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16811 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16812 (TARGET_LEGITIMATE_ADDRESS_P): New.
16814 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16815 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16816 * config/vax/vax.c (legitimate_address_p): Rename to...
16817 (vax_legitimate_address_p): ... this, make static.
16818 (TARGET_LEGITIMATE_ADDRESS_P): New.
16820 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16821 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16822 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16823 (TARGET_LEGITIMATE_ADDRESS_P): New.
16825 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16826 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16827 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16828 (mmix_legitimate_address_p): ... this, make static.
16829 (TARGET_LEGITIMATE_ADDRESS_P): New.
16831 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16832 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16833 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16834 (TARGET_LEGITIMATE_ADDRESS_P): New.
16836 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16838 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16839 of MODE_COMPLEX_INT.
16841 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16843 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16844 LCT_NORMAL in function call.
16845 * mips-tdump.c (print_file_desc): Add cast to enum type.
16846 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16847 (mark_stabs): Add casts to enum types.
16848 (parse_stabs_common): Add casts to enum types.
16850 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16852 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16853 Check for invalid values of LETTER.
16855 2009-05-13 Taras Glek <tglek@mozilla.com>
16857 * attribs.c (register_attribute): moved out attribute registration
16858 into register_attribute.
16859 * doc/plugins.texi: Documented register_attribute and
16861 * gcc-plugin.h: Added forward decl for register_attribute.
16862 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16863 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16864 PLUGIN_ATTRIBUTES boilerplate.
16866 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16868 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16869 values even in sentinel and empty entries.
16870 (ms_printf_flag_specs): Likewise.
16871 (ms_scanf_flag_specs): Likewise.
16872 (ms_strftime_flag_specs): Likewise.
16873 (ms_print_char_table): Likewise.
16874 (ms_scan_char_table): Likewise.
16875 (ms_time_char_table): Likewise.
16877 2009-05-13 Doug Kwan <dougkwan@google.com>
16879 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16881 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16883 * config/mips/mips.md (store): Add attributes for QI and HI.
16885 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16886 (truncdi<mode>2): ... this new pattern.
16888 2009-05-13 Brad Hards <bradh@kde.org>
16890 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16892 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16893 Ben Elliston <bje@au.ibm.com>
16895 PR middle-end/40035
16896 * dse.c (check_mem_read_rtx): Guard against width == -1.
16898 2009-05-13 Michael Matz <matz@suse.de>
16900 PR middle-end/39976
16901 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16902 (trivially_conflicts_p): New function.
16903 (insert_backedge_copies): Use it.
16905 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16907 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16908 (handle_stdc_pragma): Use new enum constant names.
16909 (handle_pragma_float_const_decimal64): Ditto.
16911 2009-05-13 Ian Lance Taylor <iant@google.com>
16913 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16916 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16918 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16919 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16921 * config/m68k/m68k.h (FL_UCLINUX): Define.
16923 2009-05-13 Jan Hubicka <jh@suse.cz>
16925 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16927 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16929 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16930 unless -fschedule-insns is specified.
16932 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16935 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16936 TARGET_EXPAND_CBRANCHDI4.
16937 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16938 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16939 (cmpeqdi): Fix comment.
16941 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16943 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16944 (sh_legitimate_address_p): Likewise.
16945 * config/sh/sh.c (sh_legitimate_index_p): New.
16946 (sh_legitimate_address_p): Likewise.
16947 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16948 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16949 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16950 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16951 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16952 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16953 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16954 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16955 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16957 2009-05-12 Jan Hubicka <jh@suse.cz>
16959 * tree-inline.c (estimate_operator_cost): Add operands;
16960 when division happens by constant, it is cheap.
16961 (estimate_num_insns): Loads and stores are not having cost of 0;
16962 EH magic stuff is cheap; when computing runtime cost of switch,
16963 use log2 base of amount of its cases; builtin_expect has cost of 0;
16964 compute cost for moving return value of call.
16965 (init_inline_once): Initialize time_based flags.
16966 * tree-inline.h (eni_weights_d): Add time_based flag.
16968 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16970 * df-core.c: Update head documentation.
16972 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16975 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16976 shadowing exisiting variable op1.
16978 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16981 * config/i386/driver-i386.c (processor_signatures): New enum.
16982 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16983 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16984 processor signature to detect geode processor.
16986 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16990 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16992 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16993 causes spurious differences between trunk and cond-optab branch.
16995 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16997 * dojump.c (compare_from_rtx): Delete.
16998 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16999 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17000 if the comparison does not satisfy the predicate; test predicates for
17001 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17002 further if one existing pattern fails.
17003 * expr.h (compare_from_rtx): Delete.
17004 (prepare_operand): Declare it.
17005 * optabs.c: Change "lib call" to "libcall" throughout.
17006 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17007 HAVE_conditional_trap, emit_cmp_insn): Delete.
17008 (can_compare_p): Delete cmp_optab case.
17009 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17010 Accept other parameters by value.
17011 (prepare_operand): Make non-static.
17012 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17013 other parameters by value. Try to widen operands here based on
17014 an optab_methods argument and looking at cbranch_optab.
17015 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17016 loop. Use cbranch_optab directly.
17017 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17018 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17020 (emit_conditional_move, emit_conditional_add): Inline what's needed
17021 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17022 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17023 with COMPARE. Move cmov_optab and cstore_optab above
17024 with cbranch_optab, move cmp_optab down with ucmp_optab,
17025 remove tst_otpab. Do not initialize trap_rtx.
17026 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17027 for trap code. Do not check HAVE_conditional_trap. Use
17028 prepare_cmp_insn. Accept no predicate for operand 3.
17029 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17030 (OTI_ctrap, ctrap_optab): New.
17031 (tst_optab): Delete.
17032 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17033 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17034 with lookup of ctrap_optab.
17035 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17037 (ctrap_optab): New.
17039 * combine.c (combine_simplify_rtx, simplify_set): Do not
17040 special case comparing against zero for cc0 machines.
17041 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17042 COMPARE on cc0 machines.
17043 (simplify_relational_operation): Return a new expression when
17044 a COMPARE could be removed.
17045 * final.c (final_scan_insn): Compare cc_status values
17046 against LHS of a (compare FOO (const_int 0)) cc0 source.
17047 Also check if cc_status.value is the full compare.
17049 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17050 (cstoreMM4): Document.
17051 (conditional_trap): Document ctrapMM4 instead.
17052 (sync_compare_and_swapMM): Refer to cbranchcc4.
17053 (Dependent Patterns): Eliminate obsolete information referring to
17054 the old jump optimization phase.
17055 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17056 of compares with 0 on cc0 machines.
17057 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17058 avoiding references to cc0. Remove text about storing operands
17060 * doc/tm.texi (Condition Codes): Include blurb on different
17061 condition code representations, separate into subsections for
17062 CC0, MODE_CC and conditional execution.
17064 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17065 alpha_emit_setcc): Accept operands and a machine mode.
17066 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17067 Get code/op0/op1 from operands, use machine mode argument
17068 instead of alpha_compare.fp_p. Emit the branch here.
17069 (alpha_emit_setcc): Likewise, and return boolean.
17070 (alpha_emit_conditional_move): Likewise. Assert that
17071 cmp_op_mode == cmp_mode, and simplify accordingly.
17072 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17073 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17074 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17076 (stack probe test): Use cbranchdi4.
17077 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17079 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17080 * config/arc/arc.h (movsicc, movsfcc): Use it.
17081 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17082 (cbranchsi4, cstoresi4): New.
17083 (cmpsi, bCC and sCC expanders): Remove.
17085 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17086 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17087 * config/arm/predicates.md (arm_comparison_operator): Only include
17088 floating-point operators if there is a hardware floating-point unit.
17089 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17090 deferring to cbranch_cc and cstore_cc respectively.
17091 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17092 cbranch_cc, cstore_cc): New.
17093 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17095 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17097 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17098 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17100 (adjust_insn_length): Adjust calls.
17101 (avr_reorg): Handle (compare (foo) (const_int 0)).
17102 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17103 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17104 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17105 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17107 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17108 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17110 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17111 (cbranchsi4, cstorebi4, cstoresi4): New.
17112 (movbisi): This insn is duplicate, split it to zero_extend.
17113 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17114 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17115 (bfin_optimize_loop): Use cbranch expander.
17116 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17117 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17118 (bfin_bimode_comparison_operator): ... this.
17119 (bfin_direct_comparison_operator): New.
17121 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17122 inside (compare FOO (const_int 0)).
17123 (cris_rtx_costs): Handle ZERO_EXTRACT.
17124 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17125 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17126 (*tstdi_v32): Delete.
17127 (*cmpdi_non_v32): Add M alternative for operand 1.
17128 (cmpsi, cmp<mode>): Make private.
17129 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17131 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17133 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17134 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17135 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17136 (cc_reg_operand): New.
17137 (any_cond): Delete.
17138 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17139 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17140 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17141 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17142 crx_expand_scond): Delete.
17144 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17146 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17147 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17149 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17150 cstoresi4, cstoresf4, cstoredf4): New.
17151 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17152 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17153 Receive the entire operands array.
17154 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17155 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17156 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17157 Get test/op0/op1 from the operands array.
17158 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17160 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17161 (h8300_expand_store): New.
17162 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17164 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17165 (h8300_expand_store): New.
17166 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17167 or do not try to produce (set (cc0) REG).
17168 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17169 change a compare into a move to a scratch register. Disable some
17170 peepholes when comparing with zero.
17171 (tstsi, tsthi, tstsi, cmpqi): Make private.
17173 (bCC, sCC): Delete.
17174 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17177 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17178 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17179 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17180 (ix86_emit_i387_log1p): Use cbranchxf2.
17181 (ix86_expand_setcc): Return void.
17182 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17183 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17184 cmp<MODEF>, cmpcc): Remove.
17185 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17186 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17187 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17188 (sCC and bCC expanders): Remove.
17189 (stack_protect_test): Use cbranchcc4.
17191 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17193 (ia64_expand_compare): Accept three rtx by reference and return void.
17194 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17195 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17196 from *expr. Update *expr with the BImode comparison to do.
17197 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17198 cmptf, bCC, sCC, conditional_trap): Delete.
17199 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17200 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17201 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17202 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17203 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17205 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17206 type of last argument.
17207 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17208 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17209 use machine mode argument instead of branch_type. Remove dead
17210 code for floating-point comparisons.
17211 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17212 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17214 (cbranchsi4, cstoresi4): New.
17215 * config/iq2000/predicates.md (reg_or_const_operand): New.
17217 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17218 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17219 (b<code>_op): Rewrite to...
17220 (bcc_op): ... this, using match_operator.
17221 (s<code>_op): Rewrite to...
17222 (scc_op): ... this, using match_operator.
17223 (s<code>_24_op): Rewrite to...
17224 (scc_op_24): ... this, using match_operator.
17225 (s<code>_<mode>): Rewrite to...
17226 (cstore<mode>4): ... this, using match_operator.
17227 (s<code>_<mode>_24): Rewrite to...
17228 (cstore<mode>4_24): ... this, using match_operator.
17229 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17230 m32c_unpend_compare, m32c_expand_scc): Delete.
17231 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17232 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17233 (m32c_expand_movcc): Change NE to EQ if necessary.
17234 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17236 * config/m32r/m32r-protos.h (gen_cond_store): New.
17237 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17238 (gen_cond_store): New, from sCC patterns.
17239 (m32r_expand_block_move): Use cbranchsi4.
17240 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17241 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17242 (cbranchsi4, cstoresi4): New.
17244 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17246 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17247 (m68hc11_notice_update_cc): Look into a compare with 0.
17248 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17250 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17251 cmphi, cmpqi, bCC): Delete.
17252 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17253 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17254 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17257 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17258 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17259 * config/m68k/constraints.md (H): New.
17260 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17261 the define_insn below.
17262 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17263 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17264 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17265 patterns): Wrap RHS with COMPARE.
17266 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17267 (*cmpdi_internal): Name this pattern.
17268 (cmpdi): Change to define_insn.
17269 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17270 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17271 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17273 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17274 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17275 (conditional_trap): Change to...
17276 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17277 (*conditional_trap): Use the ordered_comparison_operator and
17278 const1_operand predicates.
17279 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17280 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17281 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17282 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17284 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17285 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17286 (mcore_gen_compare): New.
17287 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17288 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17289 (mcore_gen_compare): ... this.
17290 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17291 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17292 (stack probe pattern): Use cbranchsi4.
17294 * config/mips/predicates.md (mips_cstore_operator): New.
17295 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17296 * config/mips/mips.md (any_cond): Delete.
17297 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17299 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17300 fixuns_truncsfdi2): Use cbranch patterns.
17301 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17302 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17303 Adjust call to mips_expand_conditional_branch.
17304 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17306 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17307 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17308 * config/mips/mips.c (cmp_operands): Delete.
17309 (mips_emit_compare): Get comparison operands from *op0/*op1.
17310 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17311 that it succeeds. Use op0/op1 instead of cmp_operands.
17312 (mips_expand_conditional_branch, mips_expand_conditional_move,
17313 mips_expand_conditional_trap): Likewise.
17314 (mips_block_move_loop): Use cbranch patterns.
17315 * config/mips/mips.h (cmp_operands): Delete.
17317 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17318 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17319 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17320 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17321 (*cmpcc_folded): Rename to...
17322 (*cmpdi_folded): this.
17323 (*cmpcc): Rename to...
17325 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17328 (cbranchdf4): New. Handle invalid comparisons here.
17329 * config/mmix/predicates.md (float_comparison_operator): New.
17331 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17332 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17333 * config/mn10300/mn10300.md (tst): Delete.
17334 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17335 Name these patterns and wrap RHS in a compare.
17336 (*cmpsi): Make this pattern private. Include tst.
17337 (*cmpsf): Make this pattern private.
17338 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17339 (compare with zero peepholes): Likewise.
17341 (cbranchsi4, cbranchsf4): New.
17342 (casesi): Use cbranchsi4.
17344 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17345 hppa_branch_type): Delete.
17346 (return_addr_rtx): Use cbranchsi4.
17347 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17348 Emit CCFPmode comparison here.
17349 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17350 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17351 hppa_branch_type): Delete.
17352 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17353 (movsicc, movdicc): Remove references to hppa_compare_op0,
17354 hppa_compare_op1 and compare_from_rtx.
17355 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17356 (casesi): Use cbranchsi4.
17358 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17359 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17360 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17361 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17362 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17364 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17365 (*branch, *branch_inverted): New.
17367 * config/picochip/picochip.md (cbranchhi4): Use
17368 ordered_comparison_operator.
17369 (cmphi, bCC): Remove.
17371 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17372 (trap_comparison_operator): Delete.
17373 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17374 rs6000_emit_cbranch): Accept mode and operands.
17375 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17376 rs6000_compare_fp_p): Delete.
17377 (rs6000_generate_compare): Accept mode and comparison. Extract code
17378 and op0/op1 from there. Replace references to rs6000_compare_op0
17379 and rs6000_compare_op1.
17380 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17381 extract result from passed operands.
17382 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17383 extract loc from passed operands.
17384 (rs6000_emit_cmove): Likewise.
17385 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17386 rs6000_compare_fp_p): Delete.
17387 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17388 (cbranch<GPR>4, cbranch<FP>4): New.
17389 (cstore<mode>4): New. Consolidate here all choices about when to use
17390 portable or specialized sCC sequences.
17391 (stack_protect_test): Use cbranchsi4.
17392 (conditional_trap): Replace with ctrap<GPR>4.
17393 (conditional trap insn): Replace trap_comparison_operator with
17394 ordered_comparison_operator.
17396 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17397 (s390_emit_prologue): Use ctrap.
17398 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17399 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17400 New predicates replacing...
17401 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17402 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17403 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17404 (add<mode>cc): Do not use s390_compare_op0/op1.
17405 (s<code>): Change to...
17406 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17407 (seq): Change to...
17408 (cstorecc4): ... this. Handle EQ or NE equally.
17409 (*sne): Un-privatize for use in cstorecc4.
17410 (b<code>): Change to...
17411 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17412 (conditional_trap): Replace with...
17413 (ctrap<GPR>4, ctrap<FP>4): ... these.
17414 (stack_protect): Use cbranchcc4.
17416 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17417 * config/score/score-protos.h (score_gen_cmp): Delete.
17418 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17419 (score_block_move-loop): Use cbranchsi4.
17420 * config/score/score.md (cbranchsi4): New.
17421 (cmpsi, bCC): Delete.
17422 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17423 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17424 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17425 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17426 * config/score/score3.h (score3_gen_cmp): Delete.
17427 * config/score/score7.h (score7_gen_cmp): Delete.
17429 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17430 (sh_emit_scc_to_t): ... this. Return void.
17431 (from_compare): Rename to...
17432 (sh_emit_compare_and_branch): ... this.
17433 (sh_emit_compare_and_set): New.
17434 (sh_expand_t_scc): Accept operands.
17435 * config/sh/predicates.md (sh_float_comparison_operator): New.
17436 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17437 (prepare_scc_operands): Rename to...
17438 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17440 (sh_emit_cheap_store_flag): New.
17441 (sh_emit_set_t_insn): New.
17442 (from_compare): Rename to...
17443 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17444 handling of TARGET_SH2E floating point to avoid recursive call.
17445 Generate branch here.
17446 (sh_emit_compare_and_set): New.
17447 (sh_expand_t_scc): Get op0/op1 from arguments.
17448 (sh_emit_cheap_store_flag): New.
17449 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17451 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17452 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17453 (movsicc, movdicc): Do nothing when it recreated operands from
17454 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17455 prepare_scc_operands (now sh_emit_scc_to_t).
17456 (udivdi3): Use cstoresi4.
17457 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17458 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17459 (cbranchint4_media, cbranchfp4_media): New.
17460 (casesi): Use cbranchdi4.
17461 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17463 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17464 (movnegt): Remove second operand.
17465 (cbranchsf4, cbranchdf4): New.
17466 (stack_protect): Use cbranchdi4/cbranchsi4.
17468 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17469 (gen_compare_reg): Accept comparison, extract part of it to...
17470 (gen_compare_reg_1): ... this.
17471 (gen_compare_operator): Delete.
17472 (gen_v9_scc): Accept separate destination, comparison code and arms.
17473 Do not use sparc_compare_op0/sparc_compare_op1.
17474 (emit_scc_insn, emit_conditional_branch_insn): New.
17475 (emit_v9_brxx): Make static. Remove useless assertion.
17476 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17478 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17479 * config/sparc/sparc-protos.h (gen_compare_reg,
17480 sparc_emit_float_lib_cmp): Adjust prototype.
17481 (emit_scc_insn, emit_conditional_branch_insn): New.
17482 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17483 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17484 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17485 iterators to the top.
17486 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17487 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17488 snedi_special_trunc): Delete.
17489 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17490 and snedi_special_trunc.
17491 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17492 cbranchdi4, cbranch<F:mode>4): New.
17493 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17494 here. Use gen_compare_reg instead of gen_compare_operator.
17495 (conditional_trap): Replace with...
17496 (ctrapsi4, ctrapdi4): ... this.
17497 (stack_protect_test): Use cbranchcc4.
17499 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17501 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17502 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17503 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17504 from operands[0] or operands[3] depending on is_set.
17505 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17506 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17507 cmpdf, bCC), sCC: Remove.
17508 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17509 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17511 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17512 spu_emit_branch_or_set.
17514 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17516 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17517 xstormy16_compare_op1): Delete.
17518 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17519 xstormy16_compare_op1): Delete.
17520 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17522 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17523 (cmphi, cmpsi, bCC): Remove.
17525 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17526 (*cmpsi): ... this one.
17527 (cbranchsi4, cstoresi4): New.
17528 (bCC expanders): Delete.
17529 (sCC insns): Fold into...
17530 (*setcc): ... this one.
17531 (casesi): Do not use gen_cmpsi and gen_bgtu.
17532 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17533 (movsicc): Simplify.
17534 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17536 * config/vax/vax-protos.h (cond_name): New.
17537 (vax_output_conditional_branch): Remove.
17538 * config/vax/vax.c (cond_name): New.
17539 (vax_output_conditional_branch): Remove.
17540 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17541 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17542 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17543 (bit<VAXint>): Wrap source with (compare).
17544 (b<code> and following unnamed pattern): Rename to *branch and
17545 *branch_reversed. Change macroization to match_operator.
17546 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17548 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17549 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17550 Change last argument to machine_mode.
17551 (xtensa_expand_scc): Add machine_mode argument.
17552 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17553 (gen_conditional_move, xtensa_expand_conditional_branch,
17554 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17555 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17556 Adjust operand numbers.
17557 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17559 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17560 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17561 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17563 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17565 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17566 causes spurious differences between trunk and cond-optab branch.
17568 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17571 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17573 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17575 * tree.c (iterative_hash_pointer): Delete.
17576 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17577 Hash UIDs and versions of SSA names. Don't special-case built-in
17578 function declarations.
17580 2009-05-11 Ian Lance Taylor <iant@google.com>
17583 * graphite.c: Force -Wc++-compat to only be a warning before
17584 #including "cloog/cloog.h".
17586 2009-05-11 Martin Jambor <mjambor@suse.cz>
17588 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17590 2009-05-11 Jan Hubicka <jh@suse.cz>
17592 * tree-ssa-loop-ivcanon.c: Include target.h
17593 (struct loop_size): new structure.
17594 (constant_after_peeling): New predicate.
17595 (tree_estimate_loop_size): New function.
17596 (estimated_unrolled_size): Rewrite for new estimates.
17597 (try_unroll_loop_completely): Use new estimates.
17598 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17600 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17602 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17603 libcpp interface change.
17604 (spu_macro_to_expand): Likewise.
17606 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17608 PR tree-optimization/40026
17609 * gimplify.c (gimplify_init_constructor): Change initial conditional
17610 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17611 optimize_compound_literals_in_ctor.
17613 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17615 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17617 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17619 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17621 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17622 HOST_WIDE_INT for gap.
17624 2009-05-11 Ira Rosen <irar@il.ibm.com>
17626 PR tree-optimization/40074
17627 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17628 account in group size and step comparison.
17630 2009-05-11 Richard Guenther <rguenther@suse.de>
17632 * passes.c (init_optimization_passes): Strip now incorrect comment.
17633 (execute_function_todo): Do not set PROP_alias.
17634 * tree-pass.h (PROP_alias): Remove.
17635 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17636 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17637 * tree-nrv.c (pass_return_slot): Likewise.
17638 * tree-object-size.c (pass_object_sizes): Likewise.
17639 * tree-ssa-dom.c (pass_dominator): Likewise.
17640 (pass_phi_only_cprop): Likewise.
17641 * tree-ssa-dse.c (pass_dse): Likewise.
17642 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17643 (pass_cselim): Likewise.
17644 * tree-ssa-pre.c (pass_pre): Likewise.
17645 (pass_fre): Likewise.
17646 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17647 * tree-ssa-sink.c (pass_sink_code): Likewise.
17648 * tree-stdarg.c (pass_stdarg): Likewise.
17649 * tree-tailcall.c (pass_tail_calls): Likewise.
17650 * tree-vrp.c (pass_vrp): Likewise.
17652 2009-05-10 Ian Lance Taylor <iant@google.com>
17654 * basic-block.h (enum profile_status): Break out of struct
17655 control_flow_graph.
17656 * cgraph.h (struct inline_summary): Break out of struct
17658 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17659 of struct cgraph_order_sort.
17660 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17661 * cse.c (struct branch_path): Break out of struct
17662 cse_basic_block_data.
17663 * except.h (enum eh_region_type): Break out of struct eh_region.
17664 * gcc.c (enum add_del): Break out of struct modify_target.
17665 * genrecog.c (enum decision_type): Break out of struct decision_test.
17666 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17668 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17669 * regmove.c (enum match_use): New enum, broken out of struct match.
17670 * sched-int.h (enum post_call_group): New enum, broken out of
17672 (struct deps_reg): Break out of struct deps.
17673 * target.h (struct asm_int_op): Break out of struct gcc_target.
17674 * tree-eh.c (struct goto_queue_node): Break out of struct
17676 * tree-inline.h (enum copy_body_cge_which): Break out of
17678 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17680 * c-decl.c (in_struct, struct_types): New static variables.
17681 (pushtag): Add loc parameter. Change all callers.
17682 (lookup_tag): Add ploc parameter. Change all callers.
17683 (check_compound_literal_type): New function.
17684 (parser_xref_tag): Add loc parameter. Change all callers. If
17685 -Wc++-compat, warn about struct/union/enum types defined within a
17687 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17688 and loc parameters. Change all callers. Change error calls to
17689 error_at, using loc. For a redefinition, if the location of the
17690 original definition is known, report it. Set in_struct and
17691 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17692 (finish_struct): Add new parameters enclosing_in_struct and
17693 enclosing_struct_types. Change all callers. Set
17694 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17695 in the struct. If in a struct, add this struct to struct_types.
17696 (start_enum): Add loc parameter. Change all callers. Use
17697 error_at for errors, using loc. For a redefinition, if the
17698 location of the original definition is known, report it. If in a
17699 struct, add this enum type to struct_types. If -Wc++-compat warn
17700 if in sizeof, typeof, or alignof.
17701 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17702 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17703 (c_parser_enum_specifier): Get enum location for start_enum.
17704 (c_parser_struct_or_union_specifier): Get struct location for
17705 start_struct. Save in_struct and struct_types status between
17706 start_struct and finish_struct.
17707 (c_parser_cast_expression): Get location of cast.
17708 (c_parser_alignof_expression): Get location of type.
17709 (c_parser_postfix_expression): Likewise.
17710 (c_parser_postfix_expression_after_paren_type): Add type_loc
17711 parameter. Change all callers. Call check_compound_literal_type.
17712 Use type_loc for error about variable size type.
17713 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17714 of an enum constant from an enum type defined in a struct or union.
17715 (c_cast_expr): Add loc parameter. Change all callers. If
17716 -Wc++-compat, warn about defining a type in a cast.
17717 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17718 (start_enum, start_struct, finish_struct): Update declarations.
17719 (parser_xref_tag, c_cast_expr): Update declarations.
17720 (check_compound_literal_type): Declare.
17722 2009-05-11 Ben Elliston <bje@au.ibm.com>
17724 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17725 for recent libcpp interface change.
17726 (rs6000_macro_to_expand): Likewise.
17728 2009-05-10 Michael Matz <matz@suse.de>
17731 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17732 not at entry of function.
17734 2009-05-10 Richard Guenther <rguenther@suse.de>
17736 PR tree-optimization/40081
17738 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17739 using the main variant of the element type. Do not fiddle with
17740 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17742 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17743 structs with volatile fields.
17745 2009-05-10 Jan Hubicka <jh@suse.cz>
17747 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17748 (estimate_move_cost): Assert that it does not get called for
17750 (estimate_num_insns): Skip VOID types in argument handling.
17751 (optimize_inline_calls): Delete unreachable blocks and verify that
17752 callgraph is valid.
17754 2009-05-10 Jan Hubicka <jh@suse.cz>
17756 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17757 * cgraph.c (cgraph_mark_address_taken_node): New function.
17758 (dump_cgraph_node): Dump new flag.
17759 * cgraph.h (struct cgraph_node): Add address_taken.
17760 (cgraph_mark_address_taken_node): New function.
17761 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17762 since new direct calls can be born.
17764 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17766 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17767 tok->val.node.node.
17769 2009-05-10 Jan Hubicka <jh@suse.cz>
17771 PR middle-end/40084
17772 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17774 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17775 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17776 * tree-inline.c (copy_bb): Set frequency correctly.
17777 (fold_marked_statements): Update call to
17778 cgraph_update_edges_for_call_stmt.
17780 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17782 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17783 identifiers in diagnostics.
17784 * config/arm/arm.c (arm_handle_fndecl_attribute,
17785 arm_handle_isr_attribute): Likewise.
17786 * config/avr/avr.c (avr_handle_progmem_attribute,
17787 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17788 * config/bfin/bfin.c (handle_int_attribute,
17789 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17790 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17791 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17793 * config/darwin.c (darwin_handle_kext_attribute,
17794 darwin_handle_weak_import_attribute): Likewise.
17795 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17796 h8300_handle_eightbit_data_attribute,
17797 h8300_handle_tiny_data_attribute): Likewise.
17798 * config/i386/i386.c (ix86_handle_cconv_attribute,
17799 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17800 * config/i386/winnt.c (ix86_handle_shared_attribute,
17801 ix86_handle_selectany_attribute): Likewise.
17802 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17803 * config/m32c/m32c.c (function_vector_handler): Likewise.
17804 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17805 m68hc11_handle_fntype_attribute): Likewise.
17806 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17807 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17808 * config/mips/mips.c (mips_insert_attributes,
17809 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17810 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17811 rs6000_handle_struct_attribute): Likewise.
17812 * config/sh/sh.c (sh_insert_attributes,
17813 sh_handle_resbank_handler_attribute,
17814 sh_handle_interrupt_handler_attribute,
17815 sh2a_handle_function_vector_handler_attribute,
17816 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17818 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17819 * config/spu/spu.c (spu_handle_fndecl_attribute,
17820 spu_handle_vector_attribute): Likewise.
17821 * config/stormy16/stormy16.c
17822 (xstormy16_handle_interrupt_attribute): Likewise.
17823 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17824 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17826 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17828 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17829 (pp_translate_identifiers): New.
17830 (pp_identifier): Only conditionally translate identifier to locale
17832 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17833 (pp_base_tree_identifier): Only conditionally translate identifier
17834 to locale character set.
17835 * c-pretty-print.c (M_): Define.
17836 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17837 fragments for conditional translation with M_.
17838 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17839 identifier translation.
17841 2009-05-10 Richard Guenther <rguenther@suse.de>
17843 PR tree-optimization/40081
17844 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17845 using the main variant of the element type. Do not fiddle with
17846 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17848 2009-05-09 Jan Hubicka <jh@suse.cz>
17850 PR middle-end/40080
17851 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17852 indirect calls; verify cgraph afterwards.
17854 2009-05-09 Jan Hubicka <jh@suse.cz>
17857 * ipa.c (update_inlined_to_pointer): New function.
17858 (cgraph_remove_unreachable_nodes): Use it.
17860 2009-05-09 Jan Hubicka <jh@suse.cz>
17862 * tree-eh.c (struct leh_state): Remove prev_try.
17863 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17864 not track prev_try.
17865 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17866 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17867 remove_eh_handler_and_replace, foreach_reachable_handler,
17868 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17869 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17870 (gen_eh_region_cleanup): Update prototype.
17872 2009-05-09 Jan Hubicka <jh@suse.cz>
17874 PR middle-end/40043
17875 * except.c (copy_eh_region): Always set prev_try.
17876 (redirect_eh_edge_to_label): Find outer try.
17877 (foreach_reachable_handler): When looking for prev try
17878 handle case where previous try is not going to be taken.
17880 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17882 PR tree-optimization/40049
17883 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17884 only vector/vector shifts, convert the type of the constant to the
17885 appropriate type to avoid building incorrect trees, which
17886 eventually have problems with garbage collection.
17888 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17890 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17891 -1 for complex floating-point types if honoring signed zeros.
17893 2009-05-08 Jan Hubicka <jh@suse.cz>
17895 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17896 argument; handle correctly when profile is absent.
17897 (build_cgraph_edges): Update.
17898 (rebuild_cgraph_edges): Update.
17899 * cgraph.c: Do not include varray.h.
17900 (cgraph_set_call_stmt_including_clones): New function.
17901 (cgraph_create_edge_including_clones): Likewise
17902 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17903 (cgraph_update_edges_for_call_stmt): Handle clones.
17904 (cgraph_remove_node): Handle clone tree.
17905 (cgraph_remove_node_and_inline_clones): New function.
17906 (dump_cgraph_node): Dump clone tree.
17907 (cgraph_clone_node): Handle clone tree.
17908 (clone_function_name): Bring here from tree-inline.c.
17909 (cgraph_create_virtual_clone): New function.
17910 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17911 (cgraph_clone_info): New function.
17912 (strut cgraph_node): Add clone_info and new clone tree pointers.
17913 (cgraph_remove_node_and_inline_clones,
17914 cgraph_set_call_stmt_including_clones,
17915 cgraph_create_edge_including_clones,
17916 cgraph_create_virtual_clone): Declare.
17917 (cgraph_function_versioning): Use VEC argument.
17918 (compute_call_stmt_bb_frequency): Update prototype.
17919 (cgraph_materialize_all_clones): New function.
17920 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17921 (ipcp_create_replace_map): Update to VECtors.
17922 (ipcp_update_callgraph): Use virtual clones.
17923 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17924 (ipcp_update_profiling): Do not update local profiling.
17925 (ipcp_insert_stage): Use VECtors and virtual clones.
17926 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17927 (clone_of_p): New function.
17928 (cgraph_preserve_function_body_p): Use clone tree.
17929 (cgraph_optimize): Materialize clones.
17930 (cgraph_function_versioning): Update for VECtors.
17931 (save_inline_function_body): Use clone tree.
17932 (cgraph_materialize_clone): New function.
17933 (cgraph_materialize_all_clones): Likewise.
17934 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17935 * ipa.c: Include gimple.h.
17936 (cgraph_remove_unreachable_nodes): Use clone tree.
17937 * ipa-prop.c (ipa_note_param_call): Update call to
17938 compute_call_stmt_bb_frequencycall.
17939 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17940 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17941 (copy_bb): Handle updating of clone tree; add new edge when new call
17943 (expand_call_inline): Be strict about every call having edge.
17944 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17945 (delete_unreachable_blocks_update_callgraph): New function.
17946 (tree_function_versioning): Use VECtors; always remove unreachable
17947 blocks and fold conditionals.
17948 * tree-inline.h: Do not include varray.h.
17949 (tree_function_versioning): Remove.
17950 * Makefile.in (GTFILES): Remove tree-inline.c
17951 * passes.c (do_per_function): Do only functions having body.
17952 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17955 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17956 Andrew Morrow <acm@google.com>
17959 * c-common.c (c_common_attribute_table): Permit deprecated
17960 attribute to take an optional argument.
17961 (handle_deprecated_attribute): If the optional argument to
17962 __attribute__((deprecated)) is not a string ignore the attribute
17963 and emit a warning.
17965 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17966 * c-typeck.c (build_component_ref): Likewise.
17967 (build_external_ref): Likewise.
17969 * toplev.c (warn_deprecated_use): Add an attribute argument.
17970 Emit the message associated with __attribute__((deprecated)).
17972 * toplev.h (warn_deprecated_use): Updated.
17974 * doc/extend.texi: Document new optional parameter to
17975 __attribute__((deprecated))
17977 2009-05-08 Michael Eager <eager@eagercon.com>
17979 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17980 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17982 2009-05-08 Richard Guenther <rguenther@suse.de>
17984 PR tree-optimization/40062
17985 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17986 Avoid exponential behavior.
17988 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17990 PR rtl-optimization/33928
17992 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17993 process_uses, build_single_def_use_links): New.
17994 (update_df): Update use_def_ref.
17995 (forward_propagate_into): Use get_def_for_use instead of use-def
17997 (fwprop_init): Call build_single_def_use_links and let it initialize
17999 (fwprop_done): Free use_def_ref.
18000 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18001 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18002 df_rd_simulate_one_insn): New.
18003 (df_rd_bb_local_compute_process_def): Update head comment.
18004 (df_chain_create_bb): Use the new RD simulation functions.
18005 * df.h (df_rd_simulate_artificial_defs_at_top,
18006 df_rd_simulate_one_insn): New.
18007 * opts.c (decode_options): Enable fwprop at -O1.
18008 * doc/invoke.texi (-fforward-propagate): Document this.
18010 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18013 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18014 and one complex operand specially.
18015 * tree-complex.c (some_nonzerop): Do not identify a real value as
18016 zero if flag_signed_zeros.
18018 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18020 PR rtl-optimization/33928
18021 * loop-invariant.c (record_use): Fix && vs. || mishap.
18023 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18025 PR rtl-optimization/33928
18026 * loop-invariant.c (struct use): Add addr_use_p.
18027 (struct def): Add n_addr_uses.
18028 (struct invariant): Add cheap_address.
18029 (create_new_invariant): Set cheap_address.
18030 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18031 (record_uses): Pass df_ref to record_use.
18032 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18035 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18037 * config/sh/sh.c: Do not include c-pragma.h.
18039 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18041 * config/spu/spu.c: Remove include of c-common.h.
18043 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18046 * c-common.h (mark_valid_location_for_stdc_pragma,
18047 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18048 clear_float_const_decimal64, float_const_decimal64_p): New.
18049 * c.opt (Wunsuffixed-float-constants): New.
18050 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18051 unsuffixed float constant, handle new warning.
18052 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18053 * c-decl.c (c_scope): New flag float_const_decimal64.
18054 (set_float_const_decimal64, clear_float_const_decimal64,
18055 float_const_decimal64_p): New.
18056 (push_scope): Set new flag.
18057 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18058 to use STDC pragmas.
18059 (c_parser_external_declaration): Ditto.
18060 (c_parser_compound_statement_nostart): Ditto.
18061 * c-pragma.c (valid_location_for_stdc_pragma,
18062 mark_valid_location_for_stdc_pragma,
18063 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18064 handle_pragma_float_const_decimal64): New.
18065 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18066 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18067 set_float_const_decimal64, clear_float_const_decimal64,
18068 float_const_decimal64_p): New dummy functions.
18069 * doc/extend.texi (Decimal Float): Remove statement that the
18070 pragma, and suffix for double constants, are not supported.
18071 * doc/invoke.texi (Warning Options): List new option.
18072 (-Wunsuffixed-float-constants): New.
18074 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18076 * config/i386/i386.c: Do not include c-common.h.
18078 2009-05-07 Mark Heffernan <meheff@google.com>
18080 * doc/invoke.texi (Debugging Options): Document change of debugging
18082 * opts.c (decode_options): Make dump_base_name relative to
18083 aux_base_name directory.
18085 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18087 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18088 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18090 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18092 * Makefile.in (install-plugin): Simplify a bit.
18094 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18096 * Makefile.in (OBJS-common): Add regcprop.o.
18098 * timevar.def (TV_CPROP_REGISTERS): New.
18099 * regrename.c (regrename_optimize): Return 0.
18100 (rest_of_handle_regrename): Delete.
18101 (pass_rename_registers): Point to regrename_optimize.
18102 (struct value_data_entry, struct value_data,
18103 kill_value_one_regno, kill_value_regno, kill_value,
18104 set_value_regno, init_value_data, kill_clobbered_value,
18105 kill_set_value, kill_autoinc_value, copy_value,
18106 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18107 replace_oldest_value_reg, replace_oldest_value_addr,
18108 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18109 debug_value_data, validate_value_data): Move...
18110 * regcprop.c: ... here.
18111 (rest_of_handle_cprop): Delete.
18112 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18114 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18116 PR middle-end/40057
18117 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18118 GEN_INT for 1 << bitnum.
18119 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18120 build_int_cst_type.
18122 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18124 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18125 Remove wrong description of "nand" operation.
18127 2009-05-06 Richard Guenther <rguenther@suse.de>
18128 Adam Nemet <anemet@caviumnetworks.com>
18130 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18131 comment. Add that if LHS is not a gimple register, then RHS1 has
18132 to be a single object (GIMPLE_SINGLE_RHS).
18134 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18136 * expr.c (get_def_for_expr): Move it up in the file.
18137 (store_field): When expanding a bit-field store, look at the
18138 defining gimple stmt for the masking conversion.
18140 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18142 PR middle-end/39986
18143 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18144 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18145 32-bit memcpy into long.
18147 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18149 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18150 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18152 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18153 instead of appending DW_OP_deref*.
18155 2009-05-06 Michael Matz <matz@suse.de>
18157 PR middle-end/40021
18158 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18159 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18161 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18163 * Makefile.in (install-plugin): Fix srcdir handling.
18165 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18167 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18168 when processing for not_regs_needed bitmap.
18169 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18170 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18171 handling it for rhs.
18173 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18175 * config/i386/i386.md (unnamed inc/dec peephole): Use
18176 optimize_insn_for_size_p instead of optimize_size.
18177 * config/i386/predicates.md (incdec_operand): Likewise.
18178 (aligned_operand): Likewise.
18179 * config/i386/sse.md (divv8sf3): Likewise.
18180 (sqrtv8sf2): Likewise.
18182 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18184 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18186 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18188 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18190 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18191 ssemodesuffixf2c with avxmodesuffixf2c.
18193 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18196 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18198 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18200 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18201 (struct tree_base): Adjust spacing for 8 bit boundaries.
18202 (struct tree_decl_common): Add decl_by_reference_flag bit.
18203 (DECL_BY_REFERENCE): Adjust.
18204 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18205 print DECL_BY_REFERENCE bit.
18206 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18207 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18208 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18209 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18212 PR middle-end/39666
18213 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18214 range of the type, but default label is missing, add it with one
18215 of the existing labels instead of adding a new label for it.
18217 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18221 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18223 * Makefile.in (enable_plugin, plugin_includedir): New.
18224 (install): Depend on install-plugin.
18225 (PLUGIN_HEADERS): New.
18226 (install-plugin): New.
18227 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18229 2009-05-05 Richard Guenther <rguenther@suse.de>
18231 PR tree-optimization/40022
18232 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18234 (phivn_valid_p): Fix tuplification error, simplify.
18235 (phiprop_insert_phi): Add dumps.
18236 (propagate_with_phi): Simplify.
18238 2009-05-05 Richard Guenther <rguenther@suse.de>
18240 PR middle-end/40023
18241 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18243 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18245 * tree.h (strip_float_extensions): Remove duplicate declaration.
18246 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18247 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18248 block_ultimate_origin): Rearrange the declarations line to match the
18249 comment that indicates the .c file which the functions are defined.
18250 (dwarf2out_*, set_decl_rtl): Add comment.
18251 (get_base_address): Adjust comment.
18252 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18253 declarations line and add comment.
18254 (is_builtin_name): Add blank after function name, for clarity.
18256 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18258 * attribs.c (decl_attributes): Use %qE for identifiers in
18260 * cgraphunit.c (verify_cgraph_node): Translate function names to
18261 locale character set in diagnostics.
18262 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18264 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18265 Document that functions are named in UTF-8.
18266 * expr.c (expand_expr_real_1): Translate function names to locale
18267 character set in diagnostics.
18268 * gimplify.c (omp_notice_variable, omp_is_private,
18269 gimplify_scan_omp_clauses): Use %qE for identifiers in
18271 * langhooks.c (lhd_print_error_function): Translate function names
18272 to locale character set.
18273 * langhooks.h (decl_printable_name): Document that return value is
18274 in internal character set.
18275 * stmt.c: Include pretty-print.h
18276 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18278 (resolve_operand_name_1): Translate named operand name to locale
18280 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18282 * toplev.c (announce_function): Translate function names to locale
18284 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18285 (default_tree_printer): Use pp_identifier or translate identifiers
18286 to locale character set. Mark "<anonymous>" for translation.
18287 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18288 for identifiers in diagnostics.
18289 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18291 * varasm.c (output_constructor): Use %qE for identifiers in
18294 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18296 * configure.ac: use ` ` instead of $()
18297 * configure: Regenerate.
18299 2009-05-05 Ben Elliston <bje@au.ibm.com>
18301 * config/pa/linux-atomic.c: Eliminate conditional include of
18302 errno.h on non-LP64 systems to simplify build requirements.
18304 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18306 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18308 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18309 and pass value to identifier_to_locale.
18310 (warn_variable_length_array): Make name a tree.
18311 (grokdeclarator): Separate diagnostic texts for named and unnamed
18312 declarators. Use %qE for named declarators.
18313 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18315 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18316 identifiers in diagnostics.
18317 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18318 identifier_to_locale. Mark "anonymous" strings for translation.
18320 2009-05-04 Michael Eager <eager@eagercon.com>
18322 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18323 address for DImode/DFmode only if double-precision FP regs.
18325 2009-05-04 Michael Eager <eager@eagercon.com>
18327 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18328 TARGET_SINGLE_FLOAT check.
18330 2009-05-04 Michael Eager <eager@eagercon.com>
18332 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18334 2009-05-04 Michael Eager <eager@eagercon.com>
18336 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18337 * config/rs6000/t-xilinx: New
18339 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18341 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18342 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18343 * gcc/explow.c (memory_address): Use target hook.
18344 * gcc/targhooks.c (default_legitimize_address): New.
18345 * gcc/targhooks.h (default_legitimize_address): New.
18346 * gcc/target.h (legitimize_address): New.
18347 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18348 (TARGET_INITIALIZER): Include it.
18349 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18351 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18352 * config/bfin/bfin.c (legitimize_address): Remove.
18353 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18354 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18356 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18357 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18359 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18360 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18361 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18362 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18363 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18364 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18365 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18366 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18367 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18368 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18369 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18370 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18371 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18372 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18373 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18374 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18375 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18376 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18377 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18378 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18379 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18380 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18381 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18383 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18384 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18385 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18386 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18387 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18388 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18389 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18390 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18391 (thumb_legitimize_address): Delete.
18392 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18393 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18394 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18395 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18396 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18397 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18399 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18402 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18403 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18404 * config/m32r/m32r.c (m32r_legitimize_address): New.
18405 * config/m68k/m68k.c (m68k_legitimize_address): New.
18406 * config/score/score.c (score_legitimize_address): Standardize.
18407 * config/score/score3.c (score3_legitimize_address): Standardize.
18408 * config/score/score3.h (score3_legitimize_address): Adjust.
18409 * config/score/score7.c (score7_legitimize_address): Standardize.
18410 * config/score/score7.h (score7_legitimize_address): Adjust.
18411 * config/sh/sh.c (sh_legitimize_address): New.
18412 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18414 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18415 (s390_legitimize_address): ... this.
18416 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18417 (sparc_legitimize_address): ... this.
18418 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18419 (ix86_legitimize_address): ... this.
18420 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18421 (avr_legitimize_address): ... this.
18422 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18423 (mn10300_legitimize_address): ... this.
18424 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18425 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18426 (alpha_expand_mov): Adjust call.
18428 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18429 * config/spu/spu.c (spu_legitimize_address): Likewise.
18430 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18431 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18433 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18435 * intl.c (locale_encoding, locale_utf8): New.
18436 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18437 * intl.h (locale_encoding, locale_utf8): Declare.
18438 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18439 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18441 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18443 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18444 (pp_base_tree_identifier): Declare as function.
18445 (identifier_to_locale): Declare.
18446 * Makefile.in (pretty-print.o): Update dependencies.
18447 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18449 2009-05-04 Richard Guenther <rguenther@suse.de>
18451 PR middle-end/40015
18452 * builtins.c (fold_builtin_memory_op): Do not decay to element
18453 type if the size matches the whole array.
18455 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18457 * expmed.c (synth_mult): When trying out a shift, pass the result
18460 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18462 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18463 (shiftsub1_cost): New.
18464 (init_expmed): Compute shiftsub1_cost.
18465 (synth_mult): Optimize multiplications by constants of the form
18466 -(2^^m-1) for some constant positive integer m.
18468 2009-05-03 Richard Guenther <rguenther@suse.de>
18471 * c-typeck.c (array_to_pointer_conversion): Do not built
18472 ADDR_EXPRs of arrays of pointer-to-element type.
18473 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18474 up wrong ADDR_EXPRs after-the-fact.
18475 * c-common.c (strict_aliasing_warning): Strip pointer
18476 conversions for obtaining the original type.
18477 * builtins.c (fold_builtin_memset): Handle array types.
18478 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18481 2009-05-03 Richard Guenther <rguenther@suse.de>
18483 PR middle-end/23329
18484 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18485 Do not lose casts from array types with unknown extent to array
18486 types with known extent.
18487 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18488 alias set compatibility.
18490 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18492 * flags.h (extra_warnings): Delete.
18493 * toplev.c (process_options): Handle Wuninitialized here.
18494 * opts.c (extra_warnings): Delete.
18495 (set_Wextra): Delete.
18496 (common_handle_option): -Wextra can be handled automatically.
18497 * c-opts.c (c_common_handle_option): Delete obsolete code.
18498 (c_common_post_options): Simplify comment.
18499 * common.opt (W): Add Var.
18501 (Wuninitialized): Initialize to -1.
18503 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18504 Richard Guenther <rguenther@suse.de>
18506 * expr.c (get_def_for_expr): New function.
18507 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18508 SSA rather than trees.
18509 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18510 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18512 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18514 * c-common.c (reswords): Add _Imaginary.
18515 * c-common.c (enum rid): Add RID_IMAGINARY.
18517 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18519 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18520 Patch by Richard Guenther.
18522 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18524 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18525 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18526 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18527 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18528 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18529 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18530 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18531 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18532 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18533 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18534 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18535 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18536 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18537 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18538 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18539 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18540 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18541 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18543 2009-05-02 Richard Guenther <rguenther@suse.de>
18545 PR tree-optimization/39940
18546 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18549 2009-05-02 Richard Guenther <rguenther@suse.de>
18551 PR middle-end/40001
18552 * tree-ssa.c (execute_update_addresses_taken): Properly check
18553 if we can mark a variable DECL_GIMPLE_REG_P.
18554 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18555 back to the end of the function.
18556 (is_gimple_reg_type): Remove complex type special casing.
18557 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18560 2009-05-02 Ben Elliston <bje@au.ibm.com>
18562 * doc/collect2.texi (Collect2): Document search path behaviour
18563 when configured with --with-ld.
18565 2009-05-02 Jan Hubicka <jh@suse.cz>
18567 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18568 parameter; update callers.
18569 (coalesce_cost_edge): EH edges are costier because they needs
18570 splitting even if not critical and even more costier when there are
18571 multiple EH predecestors.
18573 2009-05-02 Jan Hubicka <jh@suse.cz>
18575 * except.c (remove_eh_handler_and_replace): Handle updating after
18576 removing TRY blocks.
18578 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18580 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18582 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18584 * varasm.c: Do not include c-pragma.h.
18585 * attribs.c: Do not incude c-common.h.
18587 2009-05-01 Michael Matz <matz@suse.de>
18589 * calls.c (initialize_argument_information): Handle SSA names like
18590 decls with a non MEM_P DECL_RTL.
18592 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18594 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18595 * ipa-utils.c: Likewise.
18596 * ipa-type-escape.c: Likewise.
18597 * cgraphunit.c Do not include c-common.h.
18598 * ipa-pure-const.c: Likewise.
18599 * tree-if-conv.c: Likewise.
18600 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18601 * ipa-struct-reorg.c: Likewise.
18602 * tree-nomudflap.c: Likewise.
18603 * tree-ssa-structalias.c: Likewise.
18605 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18607 * store-motion.c: Many cleanups to make this pass a first-class
18608 citizen instead of an appendix to gcse load motion. Add TODO list
18609 to make this pass faster/cleaner/better.
18611 (struct ls_expr): Post gcse.c-split cleanups.
18612 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18613 "stores" field to "avail_stores".
18614 (pre_ldst_mems): Rename to store_motion_mems.
18615 (pre_ldst_table): Rename to store_motion_mems_table.
18616 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18617 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18618 (ldst_entry): Rename to st_expr_entry, update users.
18619 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18620 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18621 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18623 (first_ls_expr): Rename to first_st_expr, update users.
18624 (next_ls_expr): Rename to next_st_expr, update users.
18625 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18626 fields properly for store motion instead of names inherited from load
18628 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18629 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18632 (ae_kill): Rename to st_kill, update users.
18633 (ae_gen): Rename to st_avloc, update users.
18634 (transp): Rename to st_transp, update users.
18635 (pre_insert_map): Rename to st_insert_map, update users.
18636 (pre_delete_map): Rename to st_delete_map, update users.
18637 (insert_store, build_store_vectors, free_store_memory,
18638 one_store_motion_pass): Update for abovementioned changes.
18640 (gcse_subst_count, gcse_create_count): Remove.
18641 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18642 and "n_stores_created", local variables.
18644 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18647 (regvec, compute_store_table_current_insn): Remove.
18648 (reg_set_info, reg_clear_last_set): Remove.
18649 (compute_store_table): Use DF caches instead of local dataflow
18652 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18654 * c-objc-common.c (c_tree_printer): Print identifiers with
18655 pp_identifier, not pp_string. Mark "({anonymous})" for
18657 * c-pretty-print.c (pp_c_ws_string): New.
18658 (pp_c_cv_qualifier, pp_c_type_specifier,
18659 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18660 pp_c_storage_class_specifier, pp_c_function_specifier,
18661 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18662 pp_c_primary_expression, pp_c_postfix_expression,
18663 pp_c_unary_expression, pp_c_shift_expression,
18664 pp_c_relational_expression, pp_c_equality_expression,
18665 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18666 use pp_string and pp_c_ws_string in place of pp_identifier and
18667 pp_c_identifier for non-identifiers. Mark English strings for
18669 * c-pretty-print.h (pp_c_ws_string): Declare.
18671 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18672 Roland McGrath <roland@redhat.com>
18674 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18675 (ENABLE_LD_BUILDID): New configuration option.
18676 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18677 (LINK_BUILDID_SPEC): New macro.
18678 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18680 * doc/install.texi: Document --enable-linker-build-id option.
18681 * configure: Rebuild.
18682 * config.in: Rebuild.
18684 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18686 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18687 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18688 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18689 MIPS_GP_SAVE_AREA_SIZE.
18690 * config/mips/mips.c (struct mips_frame_info): Update comment
18691 before arg_pointer_offset and hard_frame_pointer_offset.
18692 (mips_compute_frame_info): Update diagram before function: to
18693 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18694 indicate the position of frame_pointer_rtx with -fstack-protector and
18695 to show args_size. Don't allocate cprestore area for leaf functions
18696 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18698 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18700 2009-04-30 Michael Matz <matz@suse.de>
18702 PR tree-optimization/39955
18703 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18705 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18707 * ira.c (setup_cover_and_important_classes): Use safe macro
18708 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18710 * genpreds.c (write_tm_preds_h): Output suitable definition of
18711 REG_CLASS_FOR_CONSTRAINT.
18713 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18715 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18717 * bitmap.c (bitmap_descriptor): Likewise.
18718 * ggc-common.c (loc_descriptor): Likewise.
18719 * varray.c (varray_descriptor): Likewise.
18720 * vec.c (vec_descriptor): Likewise.
18722 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18724 * Makefile.in (dce.o): Add $(EXCEPT_H).
18725 * dce.c: Include except.h and delete redundant vector definitions.
18726 (deletable_insn_p): Return false for non-call insns that can throw
18729 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18731 * gcse.c (ae_gen): Remove.
18732 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18733 and make non-static function to make it available in store-motion.c.
18734 Update call sites with search-and-replace.
18735 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18736 extract_mentioned_regs, extract_mentioned_regs_helper,
18737 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18738 store_killed_in_insn, store_killed_after, store_killed_before,
18739 build_store_vectors, insert_insn_start_basic_block, insert-store,
18740 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18741 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18742 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18743 * store-motion.c: ...new file. Also copy data structures from gcse.c
18744 and clean up to remove parts not used by store motion.
18745 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18746 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18748 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18751 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18752 when optimizing for size.
18754 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18756 * gcse.c (gcse_constant_p): Fix typo in last change.
18758 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18760 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18762 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18764 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18766 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18768 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18769 CONST_HIGH_PART result.
18771 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18773 * config/avr/avr.c (initial_elimination_offset): Rename to
18774 avr_initial_elimination_offset.
18775 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18776 change return type to bool.
18777 (avr_can_eliminate): New function.
18778 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18779 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18780 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18781 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18782 avr_initial_elimination_offset.
18783 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18784 (avr_initial_elimination_offset): Define.
18786 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18787 Steven Bosscher <steven@gcc.gnu.org>
18789 PR rtl-optimization/39938
18790 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18791 * cfgrtl.c: Include insn-attr.h.
18792 (rest_of_pass_free_cfg): New function.
18793 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18794 * resource.c (init_resource_info): Remove call to df_analyze.
18796 2009-04-29 Richard Guenther <rguenther@suse.de>
18799 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18800 allow conversion to signed integers.
18802 2009-04-29 Richard Guenther <rguenther@suse.de>
18804 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18805 shifts of floating point vectors if the shift amount is
18806 a constant multiple of the element size.
18808 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18809 Michael Matz <matz@suse.de>
18811 PR middle-end/39927
18813 * tree-outof-ssa.c (emit_partition_copy): New function.
18814 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18815 insert_part_to_rtx_on_edge): Perform the partition base var
18816 copy using emit_partition_copy.
18817 (insert_value_copy_on_edge): Convert constants to the right mode.
18818 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18819 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18821 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18823 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18824 scan backwards to try to find a constant to initialize it.
18826 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18827 insn before the loop_end instruction, don't look past labels.
18829 2009-04-29 Richard Guenther <rguenther@suse.de>
18831 PR middle-end/39937
18832 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18833 loose type conversions.
18834 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18835 stmts only if there are no uses of its definition.
18837 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18839 * config/bfin/bfin.h (splitting_loops): Declare.
18840 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18841 Reorder bit definitions to be ascending.
18842 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18843 * config/bfin/bfin.c (splitting_loops): New variable.
18844 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18845 (struct loop_info): Remove members INIT and LOOP_INIT.
18846 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18847 the LSETUP sequence. Allow LC to be loaded from any register, but
18848 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18849 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18851 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18852 of reload_completed.
18855 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18857 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18859 * Makefile.in (PLUGIN_VERSION_H): New.
18860 (OBJS-common): Remove plugin-version.o.
18861 (plugin.o): Depend on (PLUGIN_VERSION_H).
18862 (plugin-version.o): Remove.
18863 * configure: Regenerate
18864 * configure.ac: Create plugin-version.h.
18865 * gcc-plugin.h (plugin_gcc_version): Remove.
18866 (plugin_default_version_check): Change signature.
18867 * plugin-version.c: Remove.
18868 * plugin.c: Include plugin-version.h.
18869 (str_plugin_gcc_version_name): Remove.
18870 (try_init_one_plugin): Pass gcc version to plugin_init.
18871 (plugin_default_version_check): Both gcc and plugin versions are now
18874 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18876 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18877 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18878 Remove special case testing for last insn of inner loops. Don't fail
18879 if the loop ends with a jump, emit an extra nop instead.
18881 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18882 DREGS rather than comparing directly. Remove code that tries to
18883 account for latencies.
18885 2009-04-29 Richard Guenther <rguenther@suse.de>
18887 PR tree-optimization/39941
18888 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18889 eliminating an indirect call.
18891 2009-04-29 Richard Guenther <rguenther@suse.de>
18893 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18894 parameter. Allow invariants as base if !require_lvalue.
18895 (verify_gimple_assign_single): Adjust.
18897 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18899 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18900 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18901 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18902 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18903 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18905 * config/bfin/bfin.c (bfin_expand_builtin,
18906 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18908 2009-04-28 Richard Guenther <rguenther@suse.de>
18910 * tree-vect-loop.c (get_initial_def_for_induction): Use
18911 correct types for pointer increment.
18913 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18915 * toplev.c (print_version): Update GMP version string calculation.
18917 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18919 PR rtl-optimization/39938
18920 * resource.c (init_resource_info): Add call to df_analyze.
18922 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18924 * config/alpha/alpha.md (usegp): Cast the result of
18925 alpha_find_lo_sum_using_gp to enum attr_usegp.
18926 * config/alpha/alpha.c (override_options): Remove end-of-structure
18927 marker element from cpu_table. Use array size of cpu_table to handle
18928 -mcpu and -mtune options.
18929 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18931 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18933 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18934 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18935 tune_32 and tune_64.
18936 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18937 support on PowerPC.
18938 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18939 * config/rs6000/option-defaults.h: ... here. New file.
18940 (OPT_64, OPT_32): Define.
18941 (MASK_64BIT): Define to 0 if not already defined.
18942 (OPT_ARCH64, OPT_ARCH32): Define.
18943 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18946 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18948 * config/arm/arm.c (arm_override_options): Emit error on using
18951 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18953 PR rtl-optimization/39914
18954 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18955 registers for allocnos created from user-defined variables only
18956 when not optimizing.
18958 2009-04-28 Richard Guenther <rguenther@suse.de>
18960 PR middle-end/39937
18961 * fold-const.c (fold_binary): Use distribute_real_division only
18964 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18966 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18967 add hpux-stdint.h to tm_file.
18968 (hppa[12]*-*-hpux11*): Ditto.
18969 (ia64*-*-hpux*): Ditto.
18970 * config/hpux-stdint.h: New.
18971 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18972 __STDC_EXT__ for all compiles.
18973 * config/pa/pa-hpux.h: Ditto.
18974 * config/pa/pa-hpux10.h: Ditto.
18975 * config/pa/pa-hpux11.h: Ditto.
18977 2009-04-28 Catherine Moore <clm@codesourcery.com>
18979 * debug.h (set_name): Add comment.
18981 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18984 * config/darwin.c (machopic_gen_offset): Check
18985 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18986 * config/arm/arm.c (require_pic_register): Likewise.
18988 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18990 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18991 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18992 m32c_promote_prototypes): Delete.
18994 2009-04-28 Michael Matz <matz@suse.de>
18996 PR middle-end/39922
18997 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19000 2009-04-28 Richard Guenther <rguenther@suse.de>
19002 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19004 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19006 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19007 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19008 * config/arm/arm-tune.md: Regenerate.
19010 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19012 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19013 block if there are complex incoming edges.
19014 (sel_merge_blocks): Remove useless assert.
19015 (sel_redirect_edge_and_branch): Check that edge was redirected.
19016 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19017 (sel_find_rgns): Delete declaration.
19018 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19019 the region when it is not a preheader.
19021 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19024 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19026 2009-04-28 Richard Guenther <rguenther@suse.de>
19028 * tree.h (SSA_NAME_VALUE): Remove.
19029 (struct tree_ssa_name): Remove value_handle member.
19030 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19031 array for jump threading.
19032 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19034 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19035 * tree-flow.h (threadedge_initialize_values): Declare.
19036 (threadedge_finalize_values): Likewise.
19037 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19038 (SSA_NAME_VALUE): Define.
19039 (threadedge_initialize_values): New function.
19040 (threadedge_finalize_values): Likewise.
19041 * tree-ssa-dom.c (ssa_name_values): New global variable.
19042 (SSA_NAME_VALUE): Define.
19043 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19045 2009-04-28 Ira Rosen <irar@il.ibm.com>
19047 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19048 Use REPORT_VECTORIZED_LOCATIONS instead
19049 REPORT_VECTORIZED_LOOPS.
19050 * tree-vectorizer.c (vect_verbosity_level): Make static.
19051 (vect_loop_location): Rename to vect_location.
19052 (vect_set_verbosity_level): Update comment.
19053 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19055 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19056 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19057 instead REPORT_UNVECTORIZED_LOOPS.
19058 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19059 and vect_loop_def to vect_external_def and vect_internal_def.
19060 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19061 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19062 REPORT_UNVECTORIZED_LOCATIONS.
19063 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19064 and vect_used_in_loop and to vect_unused_in_scope and
19065 vect_used_in_scope.
19066 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19067 (vect_verbosity_level): Remove declaration.
19068 (vect_analyze_operations): Likewise.
19069 (vect_analyze_stmt): Declare.
19070 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19071 REPORT_UNVECTORIZED_LOCATIONS.
19072 (vect_get_loop_niters): Fix indentation.
19073 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19074 (vect_analyze_loop_operations): New function.
19075 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19076 vect_analyze_operations.
19077 (vect_is_simple_reduction): Use new names.
19078 (vectorizable_live_operation, vect_transform_loop): Likewise.
19079 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19080 to specify whether the data references can be a part of interleaving
19082 (vect_analyze_data_ref_dependence): Use new names.
19083 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19084 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19085 * tree-vect-patterns.c (widened_name_p): Use new names.
19086 (vect_recog_dot_prod_pattern): Likewise.
19087 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19088 (process_use, vect_mark_stmts_to_be_vectorized,
19089 vect_model_simple_cost, vect_model_store_cost,
19090 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19091 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19092 vectorizable_operation, vectorizable_type_demotion,
19093 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19094 vectorizable_condition): Likewise.
19095 (vect_analyze_operations): Split into vect_analyze_loop_operations
19097 (vect_analyze_stmt): ... new function.
19098 (new_stmt_vec_info): Use new names.
19099 (vect_is_simple_use): Use new names and fix comment.
19100 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19101 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19103 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19106 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19107 and integer modes for x87 operands. Do not ICE for unsupported size,
19108 generate error instead. Generate error for unsupported operand types.
19109 ['z']: Do not handle HImode memory operands specially. Warning
19110 for floating-point operands. Fallthru to 'Z' for unsupported operand
19111 types. Do not ICE for unsupported size, generate error instead.
19112 (output_387_binary_op): Use %Z to output operands.
19113 (output_fp_compare): Ditto.
19114 (output_387_reg_move): Ditto.
19116 2009-04-28 Ben Elliston <bje@au.ibm.com>
19121 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19123 * builtins.c (c_strlen): Do not warn here.
19124 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19125 * c-common.c (pointer_int_sum): Take an explicit location.
19126 Warn about offsets out of bounds.
19127 * c-common.h (pointer_int_sum): Adjust declaration.
19129 2009-04-27 Ian Lance Taylor <iant@google.com>
19131 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19133 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19134 * df-core.c (df_set_flags): Change return type to int. Change
19135 type of old_flags to int.
19136 (df_clear_flags): Likewise.
19137 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19138 (df_get_conditional_uses): Likewise.
19139 * df.h (df_set_flags, df_clear_flags): Update declarations.
19140 * dwarf2out.c (struct indirect_string_node): Change type of form
19141 field to enum dwarf_form.
19142 (AT_string_form): Change return type to enum dwarf_form.
19143 * fixed-value.c (fixed_compare): Add cast to enum type.
19144 * fwprop.c (update_df): Change 0 to VOIDmode.
19145 * gensupport.c: Change 0 to UNKNOWN.
19146 * gimple.h (gimple_cond_code): Add cast to enum type.
19147 * haifa-sched.c (reemit_notes): Add cast to enum type.
19148 * hooks.c (hook_int_void_no_regs): Remove function.
19149 * hooks.h (hook_int_void_no_regs): Remove declaration.
19150 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19151 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19152 * real.c (real_arithmetic): Add cast to enum type.
19153 (real_compare): Likewise.
19154 * target.h (struct gcc_target): Change return type of
19155 branch_target_register_class to enum reg_class.
19156 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19157 default_branch_target_register_class.
19158 * targhooks.c (default_branch_target_register_class): New function.
19159 * targhooks.h (default_branch_target_register_class): Declare.
19160 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19161 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19163 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19165 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19166 vect_uninitialized_def. Change 0 to ERROR_MARK.
19167 * tree-vect-stmts.c (supportable_widening_operation): Don't
19168 initialize icode1 and icode2.
19169 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19170 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19172 (cmn_err_flag_specs): Change 0 to STD_C89.
19173 (cmn_err_char_table): Likewise.
19174 * config/arm/arm.c (get_arm_condition_code): Change type of code
19175 to enum arm_cond_code.
19176 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19177 (IWMMXT_BUILTIN2): Likewise.
19178 (neon_builtin_type_bits): Don't define typedef.
19179 (neon_builtin_datum): Change type of bits field to int.
19180 (arm_expand_neon_args): Add cast to enum type.
19181 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19183 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19184 casts to enum type.
19185 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19187 * config/mips/mips.md (jal_macro): Return enum constant.
19188 (single_insn): Likewise.
19189 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19191 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19192 casts to enum type.
19193 * config/s390/s390.c (s390_tune_flags): Change type to int.
19194 (s390_arch_flags): Likewise.
19195 (s390_handle_arch_option): Change flags field of struct pta to int.
19196 * config/s390/s390.h (s390_tune_flags): Update declaration.
19197 (s390_arch_flags): Likewise.
19198 * config/sh/sh.c (prepare_move_operands): Compare
19199 tls_symbolic_operand result with enum constant.
19200 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19201 (sh_expand_prologue): Add cast to enum type.
19202 (sh_expand_epilogue): Likewise.
19203 (tls_symbolic_operand): Change return type to enum tls_model.
19204 (fpscr_set_from_mem): Add cast to enum type.
19205 (legitimize_pic_address): Compare tls_symbolic_operand result with
19207 (sh_target_reg_class): Change return type to enum reg_class.
19208 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19210 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19211 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19212 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19213 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19214 (delayed_branch, tls_call_delay): Likewise.
19215 (eligible_for_sibcall_delay): Likewise.
19216 (eligible_for_return_delay): Likewise.
19217 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19218 (spu_expand_builtin_1): Likewise.
19220 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19221 for all types of conversions.
19222 (output_init_element): Issue -Wc++-compat warning if needed when
19223 initializing a bitfield with enum type.
19224 * c-parser.c (c_parser_expression): Set original_type to
19225 original_type of right hand operand of comma operator.
19227 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19229 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19231 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19232 * doc/cpp.texi (Standard Predefined Macros)
19233 (Implementation-defined behavior): Likewise.
19234 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19235 * doc/gimple.texi (GIMPLE Exception Handling)
19236 (@code{GIMPLE_ASSIGN}): Likewise.
19237 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19238 * doc/invoke.texi (Warning Options, Optimize Options)
19239 (AVR Options, Darwin Options): Likewise.
19240 (Optimize Options): Reformulate -fwhole-program description.
19241 * doc/loop.texi (Lambda): Likewise.
19242 * doc/md.texi (Output Template, Define Constraints)
19243 (Standard Names, Insn Splitting): Likewise.
19244 * doc/options.texi (Option properties): Likewise.
19245 * doc/passes.texi (Tree-SSA passes): Likewise.
19246 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19247 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19248 (File Names and DBX): Likewise.
19249 * doc/trouble.texi (Incompatibilities): Likewise.
19251 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19253 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19254 instruction is correct.
19256 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19258 Allow non-constant arguments to conversion intrinsics.
19259 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19260 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19261 * spu.c (print_operand): Handle 'v' and 'w'.
19262 (exp2_immediate_p, spu_gen_exp2): Define.
19263 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19264 spu_convtf_1): Update parameter descriptions.
19265 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19266 * constraints.md ('v', 'w'): New.
19267 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19269 (i2f, I2F): New define_mode_attr.
19270 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19271 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19272 fixuns_truncv4sfv4si2): Update to use mode attribute.
19273 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19274 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19275 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19276 patterns for combine.
19278 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19280 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19281 (cprop, hoist, pre, store_motion): New debug counters.
19282 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19283 is not an RTL pass anymore.
19284 (pass_profiling): Remove extern decl for pass removed in 2005.
19285 (pass_gcse, pass_jump_bypass): Remove.
19286 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19287 to 0 for clean state.
19288 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19289 * cse.c (gate_handle_cse_after_global_opts,
19290 rest_of_handle_cse_after_global_opts): New functions.
19291 (pass_cse_after_global_opts): New pass, does local CSE.
19292 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19293 (TV_CPROP): New timevar.
19294 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19295 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19296 (gcse_main, recompute_all_luids): Remove.
19297 (compute_hash_table_work): Call max_reg_num instead of reading
19299 (cprop_jump): Don't set run_jump_opt_after_gcse.
19300 (constprop_register): Always allow to alter jumps.
19301 (cprop_insn): Likewise.
19302 (do_local_cprop): Likewise.
19303 (local_cprop_pass): Likewise. Return non-zero if something changed.
19304 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19305 (find_implicit_sets): Add note about missed optimization opportunity.
19306 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19307 pass_rtl_cprop execute function.
19308 Don't bother tracking the pass number, each pass gets its own dumpfile
19310 Always allow to alter jumpsand bypass jumps.
19311 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19312 will just find no suitable set.
19313 (pre_edge_insert): Fix dumping, this function is for PRE only.
19314 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19315 pass_rtl_pre execute function.
19316 (hoist_code): Return non-zero if something changed. Keep track of
19317 substitutions and insertions for statistics gathering similar to PRE.
19318 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19319 called from the pass_rtl_hoist execute function. Show pass statistics.
19320 (compute_store_table): Use max_reg_num directly instead of using the
19321 formerly global max_gcse_regno.
19322 (build_store_vectors): Likewise.
19323 (replace_store_insn): Fix dumping.
19324 (store_motion): Rename to ...
19325 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19326 pass, called from the pass_rtl_store_motion execute function. Keep
19327 track of substitutions and insertions for statistics gathering similar
19329 (bypass_jumps): Remove, fold interesting bits into ...
19330 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19331 from the pass_rtl_cprop execute function.
19332 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19333 pass_jump_bypass): Remove.
19334 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19335 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19336 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19337 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19338 (gate_rtl_store_motion, execute_rtl_store_motion,
19339 pass_rtl_store_motion): New.
19340 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19341 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19342 * passes.c (init_optimization_passes): Remove pass_gcse and
19343 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19344 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19345 instead of pass_jump_bypass.
19347 2009-04-27 Richard Guenther <rguenther@suse.de>
19349 PR middle-end/39928
19350 * gimplify.c (gimplify_expr): If we are required to create
19351 a temporary make sure it ends up as register.
19353 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19356 * config/i386/i386.c (construct_container): Don't call
19357 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19358 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19360 2009-04-27 Michael Matz <matz@suse.de>
19362 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19363 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19364 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19365 (dump_replaceable_exprs): Take a bitmap.
19366 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19368 (expand_gimple_basic_block): Likewise.
19369 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19370 replaceable_expressions member a bitmap.
19371 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19372 (mark_replaceable): Likewise.
19373 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19374 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19376 2009-04-27 Richard Guenther <rguenther@suse.de>
19378 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19379 (verify_stmts): Dispatch to gimple/type verification code.
19380 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19381 issue with call argument types.
19383 2009-04-27 Michael Matz <matz@suse.de>
19385 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19386 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19389 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19390 Eric Botcazou <ebotcazou@adacore.com>
19392 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19393 a label's basic block.
19394 (mark_target_live_regs): Tidy and rework obsolete comments.
19395 Change back DF problem to LIVE. If a label starts a basic block,
19396 assume that all registers that used to be live then still are.
19397 (init_resource_info): If a label starts a basic block, set its
19398 BLOCK_FOR_INSN accordingly.
19399 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19401 2009-04-27 Richard Guenther <rguenther@suse.de>
19403 * tree-flow-inline.h (function_ann): Remove.
19404 (get_function_ann): Likewise.
19405 * tree-dfa.c (create_function_ann): Remove.
19406 * tree-flow.h (struct static_var_ann_d): Remove.
19407 (struct function_ann_d): Likewise.
19408 (union tree_ann_d): Remove fdecl member.
19409 (function_ann_t): Remove.
19410 (function_ann, get_function_ann, create_function_ann): Remove
19413 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19415 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19417 2009-04-27 Jan Hubicka <jh@suse.cz>
19419 * ipa-pure-const.c (struct funct_state_d): New fields
19420 state_previously_known, looping_previously_known; remove
19421 state_set_in_source.
19422 (analyze_function): Use new fields.
19423 (propagate): Avoid assumption that state_set_in_source imply
19426 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19427 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19428 * cfgloop.h (finite_loop_p): Declare.
19430 2009-04-26 Michael Matz <matz@suse.de>
19432 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19434 2009-04-26 Michael Matz <matz@suse.de>
19436 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19437 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19438 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19439 pass_mark_used_blocks): Remove.
19440 * tree-optimize.c (pass_free_datastructures,
19441 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19442 * passes.c (init_optimization_passes): Don't call
19443 pass_mark_used_blocks, remove dead code.
19445 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19447 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19448 * tree-ssa-live.h (register_ssa_partition): Likewise.
19450 2009-04-26 Michael Matz <matz@suse.de>
19453 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19454 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19455 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19457 (compare_pairs): Swap cost comparison.
19458 (coalesce_ssa_name): Don't use change_partition_var.
19459 * tree-nrv.c (struct nrv_data): Add modified member.
19460 (finalize_nrv_r): Set it.
19461 (tree_nrv): Use it to update statements.
19462 (pass_nrv): Require PROP_ssa.
19463 * tree-mudflap.c (mf_decl_cache_locals,
19464 mf_build_check_statement_for): Use make_rename_temp.
19465 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19466 * alias.c (find_base_decl): Handle SSA names.
19467 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19468 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19469 * rtl.h (set_reg_attrs_for_parm): Declare.
19470 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19471 to "optimized", remove unused locals at finish.
19472 (execute_free_datastructures): Make global, call
19473 delete_tree_cfg_annotations.
19474 (execute_free_cfg_annotations): Don't call
19475 delete_tree_cfg_annotations.
19477 * ssaexpand.h: New file.
19478 * expr.c (toplevel): Include ssaexpand.h.
19479 (expand_assignment): Handle SSA names the same as register variables.
19480 (expand_expr_real_1): Expand SSA names.
19481 * cfgexpand.c (toplevel): Include ssaexpand.h.
19482 (SA): New global variable.
19483 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19484 (SSAVAR): New macro.
19485 (set_rtl): New helper function.
19486 (add_stack_var): Deal with SSA names, use set_rtl.
19487 (expand_one_stack_var_at): Likewise.
19488 (expand_one_stack_var): Deal with SSA names.
19489 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19490 before unique numbers.
19491 (expand_stack_vars): Use set_rtl.
19492 (expand_one_var): Accept SSA names, add asserts for them, feed them
19493 to above subroutines.
19494 (expand_used_vars): Expand all partitions (without default defs),
19495 then only the local decls (ignoring those expanded already).
19496 (expand_gimple_cond): Remove edges when jumpif() expands an
19497 unconditional jump.
19498 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19499 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19501 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19502 members of SA; deal with PARM_DECL partitions here; expand
19503 all PHI nodes, free tree datastructures and SA. Commit instructions
19504 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19505 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19506 info and statements at start, collect garbage at finish.
19507 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19508 (VAR_ANN_PARTITION) Remove.
19509 (change_partition_var): Don't declare.
19510 (partition_to_var): Always return SSA names.
19511 (var_to_partition): Only accept SSA names.
19512 (register_ssa_partition): Only check argument.
19513 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19515 (delete_var_map): Don't free it.
19516 (var_union): Only accept SSA names, simplify.
19517 (partition_view_init): Mark only useful SSA names as used.
19518 (partition_view_fini): Only deal with SSA names.
19519 (change_partition_var): Remove.
19520 (dump_var_map): Use ssa_name instead of partition_to_var member.
19521 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19523 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19524 (struct _elim_graph): New member const_dests; nodes member vector of
19526 (set_location_for_edge): New static helper.
19527 (create_temp): Remove.
19528 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19529 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19530 (new_elim_graph): Allocate const_dests member.
19531 (clean_elim_graph): Truncate const_dests member.
19532 (delete_elim_graph): Free const_dests member.
19533 (elim_graph_size): Adapt to new type of nodes member.
19534 (elim_graph_add_node): Likewise.
19535 (eliminate_name): Likewise.
19536 (eliminate_build): Don't take basic block argument, deal only with
19537 partition numbers, not variables.
19538 (get_temp_reg): New static helper.
19539 (elim_create): Use it, deal with RTL temporaries instead of trees.
19540 (eliminate_phi): Adjust all calls to new signature.
19541 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19542 (rewrite_trees): Only do checking.
19543 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19544 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19545 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19546 contains_tree_r, MAX_STMTS_IN_LATCH,
19547 process_single_block_loop_latch, analyze_edges_for_bb,
19548 perform_edge_inserts): Remove.
19549 (expand_phi_nodes): New global function.
19550 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19551 functions, initialize new parameter, remember partitions having a
19553 (finish_out_of_ssa): New global function.
19554 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19555 don't reset in_ssa_p here, don't disable TER when mudflap.
19556 (pass_del_ssa): Remove.
19557 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19559 (execute_free_datastructures): Declare.
19560 * Makefile.in (SSAEXPAND_H): New variable.
19561 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19562 * basic-block.h (commit_one_edge_insertion): Declare.
19563 * passes.c (init_optimization_passes): Move pass_nrv and
19564 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19565 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19566 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19567 (redirect_branch_edge): Deal with super block when expanding, split
19568 out jump patching itself into ...
19569 (patch_jump_insn): ... here, new static helper.
19571 2009-04-26 Michael Matz <matz@suse.de>
19573 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19574 beyond num_ssa_names.
19575 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19576 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19578 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19580 PR inline-asm/39543
19581 * fwprop.c (forward_propagate_asm): New function.
19582 (forward_propagate_and_simplify): Propagate also into __asm, if it
19583 doesn't increase the number of referenced registers.
19586 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19588 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19590 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19591 note_nonlocal_vla_type for nonlocal VLAs.
19592 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19593 contains_remapped_vars, remap_vla_decls): New functions.
19594 (convert_nonlocal_reference_stmt): If not optimizing, call
19595 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19596 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19597 if it wasn't found in var_map.
19598 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19599 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19600 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19602 * gimplify.c (nonlocal_vlas): New variable.
19603 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19605 (gimplify_body): Create and destroy nonlocal_vlas.
19607 * dwarf2out.c (loc_descr_plus_const): New function.
19608 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19609 mem_loc_descriptor, loc_descriptor_from_tree_1,
19610 descr_info_loc, gen_variable_die): Use it.
19612 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19613 !TREE_STATIC VAR_DECLs.
19614 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19615 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19616 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19617 DECL_BY_REFERENCE is valid.
19618 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19619 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19620 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19621 Copy DECL_BY_REFERENCE.
19622 (struct nesting_copy_body_data): New type.
19623 (nesting_copy_decl): New function.
19624 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19625 if they have variable length.
19627 2009-04-26 Michael Matz <matz@suse.de>
19629 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19630 mark new temporaries for renaming.
19632 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19635 * c-decl.c (global_bindings_p): Return negative value.
19636 (c_variable_size): New. Based on variable_size from
19638 (grokdeclarator): Call c_variable_size not variable_size.
19640 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19642 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19644 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19646 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19647 Redefine it to just use mingw/include.
19648 (ASM_SPEC): Rules for -m32 and -m64.
19649 (LINK_SPEC): Use Likewise.
19650 (SPEC_32): New define.
19651 (SPEC_64): Likewise.
19652 (SUB_LINK_SPEC): Likewise.
19653 (MULTILIB_DEFAULTS): New define.
19654 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19655 Add multilib options.
19656 (MULTILIB_DIRNAMES): Likewise.
19657 (MULTILIB_OSDIRNAMES): Likewise.
19658 (LIBGCC): Likewise.
19659 (INSTALL_LIBGCC): Likewise.
19661 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19664 * c-tree.h (enum c_inline_static_type): New.
19665 (record_inline_static): Declare.
19666 * c-decl.c (struct c_inline_static, c_inline_statics,
19667 record_inline_static, check_inline_statics): New.
19668 (pop_file_scope): Call check_inline_statics.
19669 (start_decl): Call record_inline_static instead of pedwarning
19670 directly for static in inline function.
19671 * c-typeck.c (build_external_ref): Call record_inline_static
19672 instead of pedwarning directly for static referenced in inline
19675 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19677 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19678 not new but only being rescanned.
19679 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19680 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19681 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19682 record_set_info, compute_set, grealloc): Remove.
19683 (recompute_all_luids): New function.
19684 (gcse_main): Don't compute sets, and don't do related memory
19685 allocations/free-ing. If something changed before the end of the
19686 pass, update LUIDs using recompute_all_luids.
19687 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19688 (free_gcse_mem): Don't free it either.
19689 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19690 Use the df insn LUIDs.
19691 (load_killed_in_block): Likewise.
19692 (compute_hash_table_work): Don't compute reg_set_in_block.
19693 (compute_transp): Use DF_REG_DEF_CHAINs.
19694 (local_cprop_pass): Don't use compute_sets and related functions.
19695 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19696 Use get_max_uid() instead of max_cuid.
19697 (insert_insn_end_basic_block, pre_insert_copy_insn,
19698 update_ld_motion_stores): Don't try to
19699 keep reg_set tables up to date.
19700 (pre_insert_copies): Use df insn LUIDs.
19701 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19702 (reg_set_info): Don't use extra bitmap argument.
19703 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19704 information to compute regs_set_in_block.
19705 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19706 (bypass_jumps): Don't use compute_sets and friends.
19708 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19711 * opts.c (undocumented_msg): Do not leave blank even with
19714 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19716 * c-decl.c (build_enumerator): Allow values folding to integer
19717 constants but not integer constant expressions with a pedwarn if
19720 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19723 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19724 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19725 type is an integer constant.
19727 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19730 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19733 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19736 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19737 with variably modified return type and no storage class
19738 specifiers, except for the case of nested functions. Distinguish
19739 extern declarations of functions with variably modified return
19740 types from those of objects with variably modified types.
19742 2009-04-25 Jan Hubicka <jh@suse.cz>
19744 * tree.c (list_equal_p): New function.
19745 * tree.h (list_equal_p): Declare.
19746 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19747 basic_block_def, basic_block, const_basic_block): New.
19748 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19749 (redirect_eh_edge): New function.
19750 (make_eh_edge_update_phi): EH edges are not abnormal.
19751 * except.c: Include tree-flow.h.
19752 (list_match): New function.
19753 (eh_region_replaceable_by_p): New function.
19754 (replace_region): New function.
19755 (hash_type_list): New function.
19756 (hash_eh_region): New function.
19757 (eh_regions_equal_p): New function.
19758 (merge_peers): New function.
19759 (remove_unreachable_regions): Verify EH tree when checking;
19761 (copy_eh_region_1): New function.
19762 (copy_eh_region): New function.
19763 (push_reachable_handler): New function.
19764 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19765 regions without label but with live RESX.
19766 * except.h (redirect_eh_edge_to_label): New.
19767 * tree-flow.h (redirect_eh_edge): New.
19768 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19769 basic_block_def, basic_block, const_basic_block): Remove.
19770 * Makefile.in (except.o): Add dependency on tree-flow.h
19771 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19772 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19775 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19778 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19779 on the destination of memcpy.
19781 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19783 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19784 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19785 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19787 2009-04-25 Jan Hubicka <jh@suse.cz>
19789 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19790 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19791 to be reached by different label than left.
19792 (update_eh_edges): Update comment; remove edge_to_remove if possible
19793 and return true if suceeded.
19794 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19795 (cleanup_eh): Compute sharing map.
19796 * except.c (remove_eh_handler_and_replace): Add argument if we should
19798 (remove_unreachable_regions): Update for label sharing.
19799 (label_to_region_map): Likewise.
19800 (get_next_region_sharing_label): New function.
19801 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19803 (remove_eh_handler): Update.
19804 (remove_eh_region_and_replace_by_outer_of): New function.
19805 * except.h (struct eh_region): Add next_region_sharing_label.
19806 (remove_eh_region_and_replace_by_outer_of,
19807 get_next_region_sharing_label): Declare.
19808 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19810 2009-04-25 Jan Hubicka <jh@suse.cz>
19812 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19813 insert code even if they are not critical.
19815 2009-04-25 Jan Hubicka <jh@suse.cz>
19817 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19818 (gimple_can_remove_branch_p): EH edges won't remove branch by
19820 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19821 updating of non-abnormal EH edges.
19822 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19823 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19824 (split_critical_edges): Split also edges where emitting code on them
19825 will lead to splitting later.
19827 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19828 H.J. Lu <hongjiu.lu@intel.com>
19831 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19832 the configured assembler supports fildq and fistpq mnemonics.
19833 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19834 * configure: Regenerated.
19835 * config.in: Ditto.
19837 * config/i386/i386.c (print_operand): Handle 'Z'.
19838 ['z']: Remove handling of special fild/fist suffixes.
19839 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19840 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19841 suffix of fild insn.
19842 (*floatsi<mode>2_vector_mixed): Ditto.
19843 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19844 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19845 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19846 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19847 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19849 2009-04-25 Ben Elliston <bje@au.ibm.com>
19851 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19852 the source of a set operation.
19854 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19856 * target.h (struct gcc_target): Add case_values_threshold field.
19857 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19858 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19859 * targhooks.c (default_case_values_threshold): New function.
19860 * targhooks.h (default_case_values_threshold): Declare function.
19861 * stmt.c (expand_case): Use case_values_threshold target hook.
19862 * expr.h (case_values_threshold): Remove declartation.
19863 * expr.c (case_values_threshold): Remove function.
19864 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19866 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19867 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19868 (avr_case_values_threshold): Declare as static.
19869 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19871 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19872 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19873 (mn10300_case_values_threshold): New function.
19875 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19877 * ira.c (setup_cover_and_important_classes): Add enum cast.
19879 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19881 * genpreds.c (write_enum_constraint_num): Output definition of
19882 CONSTRAINT_NUM_DEFINED_P macro.
19883 * ira.c (setup_cover_and_important_classes): Use
19884 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19886 2009-04-24 DJ Delorie <dj@redhat.com>
19888 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19889 __SH2A_SINGLE_ONLY__ also.
19891 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19893 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19894 (movdf_internal): Ditto.
19895 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19896 SFmode and DFmode constants.
19897 (ia64_print_operand): Add 'G' format for printing
19898 floating point constants.
19900 2009-04-24 Richard Guenther <rguenther@suse.de>
19902 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19903 from unsigned additions.
19905 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19907 * c-typeck.c (set_init_index): Allow array designators that are
19908 not integer constant expressions with a pedwarn if pedantic.
19910 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19912 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19913 zero if no overlap in nonzero bits between the operands.
19915 2009-04-24 Ian Lance Taylor <iant@google.com>
19917 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19918 (record_dead_and_set_regs): Likewise.
19919 * df.h (struct df_mw_hardreg): Change flags field to int.
19920 (struct df_base_ref): Likewise.
19921 (struct df): Change changeable_flags field to int.
19922 * df-scan.c (df_defs_record): Change clobber_flags to int.
19923 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19924 constants rather than #define macros.
19925 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19926 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19927 (enum dwarf_calling_convention): Likewise.
19928 (enum dwarf_line_number_x_ops): Likewise.
19929 (enum dwarf_call_frame_info): Likewise.
19930 (enum dwarf_source_language): Likewise.
19931 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19932 (add_calling_convention_attribute): Likewise.
19933 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19934 (combine_comparisons): Change compcode to int. Add cast to enum type.
19935 * genrecog.c (maybe_both_true_2): Change c to int.
19936 (write_switch): Likewise. Add cast to enum type.
19937 * gimplify.c (gimplify_omp_for): Handle return values from
19938 gimplify_expr using MIN rather than bitwise or.
19939 (gimplify_expr): Add cast to enum type.
19940 * ipa-prop.c (update_jump_functions_after_inlining): Change
19941 IPA_BOTTOM to IPA_JF_UNKNOWN.
19942 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19943 Add casts to enum type.
19944 (setup_cover_and_important_classes): Change cl to int. Add casts
19946 (setup_class_translate): Change cl and mode to int.
19947 (ira_init_once): Change mode to int.
19948 (free_register_move_costs): Likewise.
19949 (setup_prohibited_mode_move_regs): Add casts to enum type.
19950 * langhooks.c (add_builtin_function_common): Rework assertion that
19951 value fits bitfield.
19952 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19953 * omega.c (omega_do_elimination): Avoid math on enum types.
19954 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19955 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19956 int local to handle integral_argment value.
19957 * regmove.c (try_auto_increment): Change PUT_MODE to
19959 * reload.c (push_secondary_reload): Add casts to enum type.
19960 (secondary_reload_class, find_valid_class): Likewise.
19961 * reload1.c (emit_input_reload_insns): Likewise.
19962 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19963 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19964 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19966 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19967 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19969 (expand_complex_libcall): Add casts to enum type.
19970 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19971 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19972 with ERROR_MARK, not NUM_TREE_CODES.
19973 (vect_create_epilog_for_reduction): Likewise.
19974 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19975 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19976 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19978 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19979 vect_unused_in_loop. Change 0 to loop_vect.
19980 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19981 * var-tracking.c (get_init_value): Change return type to enum
19983 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19984 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19986 (arm_override_options): Add casts to enum type.
19987 (arm_emit_tls_decoration): Likewise.
19988 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19990 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19991 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19992 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19994 * config/s390/s390.c (code_for_builtin_64): Change to array of
19996 (code_for_builtin_31): Likewise.
19997 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19999 * config/sparc/sparc.c (sparc_override_options): Change value
20000 field in struct code_model to enum cmodel. In initializer change
20001 0 to NULL and add cast to enum type.
20003 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20004 Change all callers. Issue a -Wc++-compat warning using
20005 lhs_origtype if necessary.
20006 (convert_for_assignment): Issue -Wc++-compat warnings about
20007 invalid conversions to enum type on assignment.
20008 * c-common.h (build_modify_expr): Update declaration.
20010 2009-04-24 Nick Clifton <nickc@redhat.com>
20012 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20013 (function_arg_advance): Likewise.
20014 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20017 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20019 * config/s390/constraints.md ('I', 'J'): Fix condition.
20021 2009-04-24 Diego Novillo <dnovillo@google.com>
20023 * gengtype-parse.c (parse_error): Add newline after message.
20025 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20027 * config/i386/sse.md (avxmodesuffixs): Removed.
20028 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20029 (*avx_pinsr<ssevecsize>): This.
20031 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20033 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20034 follow chains of regs with a single definition, and allow expressions
20035 that are function_invariant_p.
20036 (simple_rhs_p): Allow expressions that are function_invariant_p.
20038 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20040 PR middle-end/39867
20041 * fold-const.c (fold_cond_expr_with_comparison): When folding
20042 > and >= to MAX, make sure the MAX uses the same type as the
20043 comparison's operands.
20045 2009-04-24 Nick Clifton <nickc@redhat.com>
20047 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20048 addressing for DImode accesses.
20049 (frv_print_operand_address): Handle PLUS case.
20050 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20052 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20054 PR rtl-optimization/39794
20055 * alias.c (canon_true_dependence): Add x_addr argument.
20056 * rtl.h (canon_true_dependence): Adjust prototype.
20057 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20058 * cselib.c (cselib_invalidate_mem): Likewise.
20059 * gcse.c (compute_transp): Likewise.
20060 * dse.c (scan_reads_nospill): Likewise.
20061 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20062 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20063 canon_base_addr of the group, plus optional offset.
20064 (struct group_info): Rename canon_base_mem to
20066 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20067 canon_rtx of base_mem.
20069 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20071 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20072 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20074 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20076 * config/spu/spu-builtins.h: Delete file.
20078 * config/spu/spu.h (enum spu_builtin_type): Move here from
20080 (struct spu_builtin_description): Likewise. Add GTY marker.
20081 Do not use enum spu_function_code or enum insn_code.
20082 (spu_builtins): Add extern declaration.
20084 * config/spu/spu.c: Do not include "spu-builtins.h".
20085 (enum spu_function_code, enum spu_builtin_type_index,
20086 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20087 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20088 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20089 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20090 (spu_builtin_types): Make static. Add GTY marker.
20091 (spu_builtins): Add extern declaration with GTY marker.
20092 Include "gt-spu.h".
20094 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20095 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20096 Check programmatically whether all parameters are scalar.
20098 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20100 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20102 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20103 assignment from the constructor either if the target is volatile.
20105 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20107 * config/arm/arm.md (insv): Do not share operands[0].
20109 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20111 * config/vxlib-tls.c (active_tls_threads): Delete.
20112 (delete_hook_installed): New.
20113 (tls_delete_hook): Don't delete the delete hook.
20114 (tls_destructor): Delete it here.
20115 (__gthread_set_specific): Adjust installing the delete hook.
20116 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20117 __gthread_leave_tsd_dtor_context.
20119 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20121 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20123 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20125 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20127 (alpha_rtx_costs): Ditto.
20128 (emit_unlikely_jump): Use add_reg_note.
20129 (emit_frame_store_1): Ditto.
20130 (alpha_expand_prologue): Ditto.
20131 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20132 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20134 2009-04-23 Nick Clifton <nickc@redhat.com>
20136 * config/v850/v850.md (epilogue): Remove suppressed code.
20137 (return): Rename to return_simple and remove test of frame size.
20138 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20139 to gen_return_simple.
20141 2009-04-22 Jing Yu <jingyu@google.com>
20144 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20146 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20149 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20150 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20151 value is a VECTOR_CST, the element type is the element type of the
20154 2009-04-22 DJ Delorie <dj@redhat.com>
20156 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20158 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20160 * alias.c (find_base_term): Move around LO_SUM case, so that
20161 CONST falls through into PLUS/MINUS handling.
20164 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20165 into 0, use omit_one_operand.
20167 2009-04-23 Ben Elliston <bje@au.ibm.com>
20169 * config/rs6000/linux-unwind.h (get_regs): Remove type
20170 puns. Change the type of `pc' to an array of unsigned ints and
20171 update all users. Constify frame24.
20173 2009-04-22 DJ Delorie <dj@redhat.com>
20175 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20176 declarations before code.
20177 (current_function_special_page_vector): Likewise.
20178 (m32c_expand_insv): Silence a warning.
20180 2009-04-21 Taras Glek <tglek@mozilla.com>
20182 * alias.c: Update GTY annotations to new syntax.
20183 * basic-block.h: Likewise.
20184 * bitmap.h: Likewise.
20185 * c-common.h: Likewise.
20186 * c-decl.c: Likewise.
20187 * c-parser.c: Likewise.
20188 * c-pragma.c: Likewise.
20189 * c-tree.h: Likewise.
20190 * cfgloop.h: Likewise.
20191 * cgraph.h: Likewise.
20192 * config/alpha/alpha.c: Likewise.
20193 * config/arm/arm.h: Likewise.
20194 * config/avr/avr.h: Likewise.
20195 * config/bfin/bfin.c: Likewise.
20196 * config/cris/cris.c: Likewise.
20197 * config/darwin.c: Likewise.
20198 * config/frv/frv.c: Likewise.
20199 * config/i386/i386.c: Likewise.
20200 * config/i386/i386.h: Likewise.
20201 * config/i386/winnt.c: Likewise.
20202 * config/ia64/ia64.h: Likewise.
20203 * config/iq2000/iq2000.c: Likewise.
20204 * config/mips/mips.c: Likewise.
20205 * config/mmix/mmix.h: Likewise.
20206 * config/pa/pa.c: Likewise.
20207 * config/pa/pa.h: Likewise.
20208 * config/rs6000/rs6000.c: Likewise.
20209 * config/s390/s390.c: Likewise.
20210 * config/sparc/sparc.c: Likewise.
20211 * config/xtensa/xtensa.c: Likewise.
20212 * cselib.h: Likewise.
20213 * dbxout.c: Likewise.
20214 * dwarf2out.c: Likewise.
20215 * except.c: Likewise.
20216 * except.h: Likewise.
20217 * fixed-value.h: Likewise.
20218 * function.c: Likewise.
20219 * function.h: Likewise.
20220 * gimple.h: Likewise.
20221 * integrate.c: Likewise.
20222 * optabs.c: Likewise.
20223 * output.h: Likewise.
20224 * real.h: Likewise.
20226 * stringpool.c: Likewise.
20227 * tree-data-ref.c: Likewise.
20228 * tree-flow.h: Likewise.
20229 * tree-scalar-evolution.c: Likewise.
20230 * tree-ssa-address.c: Likewise.
20231 * tree-ssa-alias.h: Likewise.
20232 * tree-ssa-operands.h: Likewise.
20233 * tree.c: Likewise.
20234 * tree.h: Likewise.
20235 * varasm.c: Likewise.
20236 * varray.h: Likewise.
20238 * coretypes.h: Do not define GTY macro if it is already defined.
20239 * doc/gty.texi: Update GTY documentation to new syntax.
20240 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20241 annotations on structs.
20242 * gengtype-parse.c: Likewise.
20244 2009-04-22 Mark Heffernan <meheff@google.com>
20246 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20248 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20250 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20253 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20255 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20256 the same as a PLUS without a shift. Increase the cost of a
20259 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20261 * Makefile.in: Update dependencies.
20262 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20263 * errors.h: Remove bogus comment about compatibility.
20264 (warning): Update declaration.
20265 * genautomata.c: Update all calls to warning.
20266 * gimple.c: Do not include errors.h. Include toplev.h.
20267 * tree-ssa-structalias.c: Do not include errors.h.
20268 * omega.c: Likewise.
20269 * tree-ssa-reassoc.c: Likewise.
20270 * config/spu/spu-c.c: Likewise.
20271 * config/spu/t-spu-elf: Update dependencies.
20273 2009-04-22 Richard Guenther <rguenther@suse.de>
20275 PR tree-optimization/39824
20276 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20277 make sure the types are compatible.
20279 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20282 * c-common.c (c_parse_error): Take a token_flags parameter.
20283 Use token_type for the token type instead.
20284 Pass token_flags to cpp_type2name.
20285 * c-common.h (c_parse_error): Update declaration.
20286 * c-parser.c (c_parser_error): Pass 0 as token flags.
20288 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20290 PR rtl-optimization/39580
20291 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20293 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20295 * function.c (expand_function_end): Do not emit a jump to the "naked"
20296 return label for fall-through returns.
20297 * except.c (sjlj_emit_function_exit): Always place the call to the
20298 unregister function at the location installed by expand_function_end.
20300 2009-04-22 Richard Guenther <rguenther@suse.de>
20302 PR tree-optimization/39845
20303 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20304 (gen_inbound_check): Likewise.
20306 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20308 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20310 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20311 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20313 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20315 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20316 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20317 shift counts to avoid out-of-bounds array accesses.
20319 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20321 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20322 (Pmode): Move above.
20324 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20326 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20327 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20328 GET_CODE macro. Use IN_RANGE macro where appropriate.
20329 * config/alpha/alpha.h: Ditto.
20330 * config/alpha/alpha.md: Ditto.
20331 * config/alpha/constraints.md: Ditto.
20332 * config/alpha/predicates.md: Ditto.
20334 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20336 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20337 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20338 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20339 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20340 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20341 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20342 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20343 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20344 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20345 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20346 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20347 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20348 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20349 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20350 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20351 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20352 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20353 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20354 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20355 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20356 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20357 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20358 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20359 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20360 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20361 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20362 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20364 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20366 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20367 references from comments.
20368 * cfgbuild.c: (count_basic_blocks): Delete.
20369 (find_basic_blocks_1): Delete.
20370 (find_basic_blocks): Delete.
20371 * except.c (finish_eh_generation): Make static. Move comment from
20372 except.h here. Remove find_basic_blocks references from comments.
20373 * except.h (finish_eh_generation): Delete.
20374 * basic-block.h (find_basic_blocks): Delete.
20375 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20377 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20379 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20380 (sdbout_parms): Likewise.
20382 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20384 * config/sh/sh.c (prepare_cbranch_operands): Use
20385 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20386 (expand_cbranchdi4): Likewise.
20387 (from_compare): Add cast to enum type.
20388 (expand_cbranchsi4): Use add_reg_note.
20389 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20390 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20391 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20392 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20393 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20394 instead of CODE_FOR_nothing.
20395 (cbranchdi4): Likewise. Fix the order of arguments for
20397 (push_fpscr): Use add_reg_note.
20398 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20399 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20401 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20403 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20404 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20405 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20406 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20407 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20408 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20409 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20410 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20411 config/alpha/x-vms, config/arc/t-arc,
20412 config/arm/README-interworking, config/arm/arm-c.c,
20413 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20414 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20415 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20416 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20417 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20418 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20419 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20420 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20421 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20422 config/cris/t-elfmulti, config/crx/t-crx,
20423 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20424 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20425 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20426 config/h8300/t-h8300, config/i386/athlon.md,
20427 config/i386/darwin-libgcc.10.4.ver,
20428 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20429 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20430 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20431 config/i386/t-linux64, config/i386/t-nwld,
20432 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20433 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20434 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20435 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20436 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20437 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20438 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20439 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20440 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20441 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20442 config/m68k/t-uclinux, config/mcore/t-mcore,
20443 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20444 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20445 config/mips/crtn.asm, config/mips/irix-crti.asm,
20446 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20447 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20448 config/mips/mips-fixed.md, config/mips/sb1.md,
20449 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20450 config/mips/t-iris6, config/mips/t-isa3264,
20451 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20452 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20453 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20454 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20455 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20456 config/mn10300/t-linux, config/mn10300/t-mn10300,
20457 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20458 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20459 config/picochip/libgccExtras/clzsi2.asm,
20460 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20461 config/rs6000/darwin-libgcc.10.4.ver,
20462 config/rs6000/darwin-libgcc.10.5.ver,
20463 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20464 config/rs6000/t-aix43, config/rs6000/t-aix52,
20465 config/rs6000/t-darwin, config/rs6000/t-fprules,
20466 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20467 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20468 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20469 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20470 config/rs6000/t-rtems, config/rs6000/t-spe,
20471 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20472 config/score/t-score-elf, config/sh/divcost-analysis,
20473 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20474 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20475 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20476 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20477 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20478 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20479 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20480 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20481 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20482 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20483 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20484 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20485 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20486 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20487 * config/h8300/genmova.sh: Include copyright and license notices
20488 in generated output.
20489 * config/h8300/mova.md: Regenerate.
20490 * doc/install.texi2html: Include word "Copyright" in copyright
20491 notice and use name "Free Software Foundation, Inc.".
20492 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20493 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20494 ChangeLog-2007, ChangeLog-2008: Correct dates.
20496 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20498 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20499 NE_EXPR operations as well.
20500 * c-parser.c (c_parser_condition): Do not set location information on
20502 (c_parser_conditional_expression): Likewise.
20503 (c_parser_binary_expression): Set location information on operators.
20504 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20505 TRUTH_NOT_EXPR has been folded.
20506 * fold-const.c (fold_truth_not_expr): Copy location information from
20507 the incoming expression to the outgoing one.
20508 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20509 recursive calls on the LHS of the operator but pass that of the
20510 operator to recursive calls on the RHS of the operator. Set it
20512 (shortcut_cond_expr): Set the locus of the operator on the second
20513 COND_EXPR and that of the expression on the first in degenerate cases.
20514 Pass the locus of the expression to calls to shortcut_cond_r.
20515 Set the locus of the 'then' block on the associated jump, if any.
20516 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20517 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20518 expression to call to gimplify_boolean_expr.
20520 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20522 * config.gcc: Add additional configuration for
20523 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20524 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20525 (CPP_SPEC): Redefine for allowing -municode option.
20526 (STARTFILE_SPEC): Likewise.
20527 * config/i386/t-mingw-w64: New.
20528 * config/i386/mingw-w64.opt: New.
20529 (municode): Add new target option.
20530 * doc/invoke.texi (municode): Add documentation for new option.
20532 2009-04-21 Ian Lance Taylor <iant@google.com>
20534 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20535 Correct test for number of arguments.
20536 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20538 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20540 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20541 argument of emit_library_call.
20543 2009-04-21 Richard Guenther <rguenther@suse.de>
20545 PR middle-end/39829
20546 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20547 inside VIEW_CONVERT_EXPRs.
20549 2009-04-21 Martin Jambor <mjambor@suse.cz>
20551 * tree-switch-conversion.c (build_constructors): Split a long line.
20552 (constructor_contains_same_values_p): New function.
20553 (build_one_array): Create assigns of constants if possible, do not
20554 call mark_sym_for_renaming, call update_stmt.
20555 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20556 make_rename_temp. Do not call mark_symbols_for_renaming, call
20558 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20559 find_new_referenced_vars, call update_stmt.
20560 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20561 instead of calling make_rename_temp. Do not call
20562 find_new_referenced_vars or mark_symbols_for_renaming, call
20565 2009-04-21 Richard Guenther <rguenther@suse.de>
20567 PR tree-optimization/39827
20568 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20569 (tree_ssa_phiprop): Pass the correct array size.
20571 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20573 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20575 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20578 * c-typeck.c (lvalue_p): Move declaration ...
20579 * c-common.h (lvalue_p): ... to here.
20580 * c-common.c (candidate_equal_p): New.
20581 (add_tlist): Use it.
20582 (merge_tlist): Use it.
20583 (warn_for_collisions_1): Likewise.
20584 (warning_candidate_p): Accept more candidates.
20585 (verify_tree): A warning candidate can be an expression. Use
20588 2009-04-21 Ben Elliston <bje@au.ibm.com>
20591 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20592 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20593 options. Remove -mcall-solaris documentation.
20595 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20598 * doc/invoke.texi (-Wlong-long): Update description.
20599 * c-lex (interpret_integer): Only warn if there was no previous
20600 overflow and -Wlong-long is enabled.
20601 * c-decl.c (declspecs_add_type): Drop redundant flags.
20602 * c.opt (Wlong-long): Init to -1.
20603 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20604 and front-end warn_long_long. Wlong-long only depends on other
20605 flags if it is uninitialized.
20606 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20607 the same for CPP and FE.
20608 (restore_extension_diagnostics): Likewise.
20610 2009-04-20 Ian Lance Taylor <iant@google.com>
20612 Fix enum conversions which are invalid in C++:
20613 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20614 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20615 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20616 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20617 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20618 (dbxout_parms): Likewise.
20619 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20620 (df_clear_flags): Likewise.
20621 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20622 top_flag parameter to int.
20623 (df_chain_create_bb_process_use): Likewise.
20624 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20626 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20627 (df_ref_create_structure, df_def_record_1): Likewise.
20628 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20629 (df_notes_rescan): Change 0 to VOIDmode in function call.
20630 (df_get_call_refs, df_insn_refs_collect): Likewise.
20631 (df_bb_regs_collect): Likewise.
20632 (df_entry_block_defs_collect): Likewise.
20633 (df_exit_block_uses_collect): Likewise.
20634 * df.h: Update declarations.
20635 * double-int.c (double_int_divmod): Add cast to enum type.
20636 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20637 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20638 (based_loc_descr): Likewise.
20639 (loc_descriptor_from_tree_1): Change first_op and second_op to
20640 enum dwarf_location_atom. Add cast to enum type.
20641 * expmed.c (init_expmed): Change 0 to SET in function call.
20642 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20643 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20644 (do_store_flag): Likewise.
20645 * fixed-value.h (struct fixed_value): Change mode to enum
20647 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20648 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20650 (insert_insn_decl, insert_decl, insert_state): Likewise.
20651 (automata_list_finish): Likewise.
20652 * genrecog.c (process_define_predicate): Add cast to enum type.
20653 * gensupport.c (init_predicate_table): Add cast to enum type.
20654 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20656 (gimple_build_call_1, gimple_build_label): Likewise.
20657 (gimple_build_goto, gimple_build_asm_1): Likewise.
20658 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20659 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20660 (enum fallback): Rename from enum fallback_t.
20661 (fallback_t): Typedef as int.
20662 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20663 GSI_SAME_STMT in function call.
20664 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20666 (setup_reg_class_relations): Likewise.
20667 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20668 (setup_prohibited_class_mode_regs): Add cast to enum type.
20669 (setup_prohibited_mode_move_regs): Likewise.
20670 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20671 (record_address_regs): Change i to enum reg_class.
20672 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20673 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20674 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20675 (GET_MODE_2XWIDER_MODE): Likewise.
20676 (GET_CLASS_NARROWEST_MODE): Likewise.
20677 * omp-low.c (expand_omp_for): Add cast to enum type.
20678 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20679 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20680 * postreload.c (reload_cse_simplify_operands): Change rclass local
20682 * predict.c (combine_predictions_for_insn): Change best_predictor
20683 and predictor to enum br_predictor.
20684 (combine_predictions_for_bb): Likewise.
20685 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20686 use SET_PREDICT_EXPR_OUTCOME.
20687 * real.c (real_arithmetic): Change icode to code in function call.
20688 * reginfo.c (init_move_cost): Add casts to enum type.
20689 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20690 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20692 * reload.c (find_valid_class): Add casts to enum type.
20693 (push_reload): Change 0 to NO_REGS in function call.
20694 (find_reloads): Change this_alternative to array of enum
20695 reg_class. Remove some now-unnecessary casts.
20696 (make_memloc): Change 0 to VOIDmode in function call.
20697 * reload1.c (reload): Change 0 to VOIDmode in function call.
20698 (eliminate_regs_1, elimination_effects): Likewise.
20699 (eliminate_regs_in_insn): Likewise.
20700 (emit_input_reload_insns): Add cast to enum type.
20701 (delete_output_reload): Change 0 to VOIDmode in function call.
20702 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20703 to enum type in function call.
20704 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20705 (SET_PREDICT_EXPR_OUTCOME): Define.
20706 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20707 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20708 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20709 (dump_function): Likewise.
20710 * tree-dump.h: Update declarations.
20711 * tree-pass.h: Update declarations.
20712 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20713 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20715 (arm_rtx_costs_1): Correct parenthesization.
20716 (arm_rtx_costs): Add casts to enum type.
20717 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20718 (vfp_emit_fstmd): Use add_rg_note.
20719 (emit_multi_reg_push, emit_sfm): Likewise.
20720 (thumb_set_frame_pointer): Likewise.
20721 (arm_expand_prologue): Likewise.
20722 (arm_regno_class): Change return type to enum reg_class.
20723 (thumb1_expand_prologue): Use add_reg_note.
20724 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20725 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20727 * config/arm/gentune.sh: Add cast to enum type.
20728 * config/arm/arm-tune.md: Rebuild.
20729 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20730 (ix86_split_fp_branch, predict_jump): Likewise.
20731 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20732 insn_code to enum rtx_code.
20733 (ix86_builtin_vectorized_function): Add cast to enum type.
20734 * config/i386/i386.md (truncdfsf2): Change slot to enum
20736 (truncxf<mode>2, isinf<mode>2): Likewise.
20737 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20739 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20740 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20741 (insert_bundle_state): Change 1 to INSERT in function call.
20742 (ia64_add_bundle_selector_before): Likewise.
20743 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20744 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20745 (restore_stack_nonlocal): Likewise.
20746 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20748 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20750 (mips_rtx_costs): Likewise.
20751 (mips_override_options): Add casts to enum type.
20752 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20754 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20755 (store_reg, set_reg_plus_d): Likewise.
20756 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20757 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20759 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20761 (emit_unlikely_jump): Use add_reg_note.
20762 (rs6000_emit_allocate_stack): Likewise.
20763 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20764 (output_toc): Change 1 to INSERT in function call.
20765 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20766 (rs6000_initialize_trampoline): Likewise.
20767 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20769 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20770 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20771 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20772 (save_gprs): Use add_reg_note.
20773 (s390_emit_prologue): Likewise.
20774 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20775 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20776 (sparc_fold_builtin): Add cast to enum type.
20777 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20779 (spu_expand_prologue): Use add_reg_note.
20780 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20782 2009-04-20 Ian Lance Taylor <iant@google.com>
20784 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20785 (c_parser_postfix_expression_after_primary): Get VEC for list of
20786 arguments. Get original types of arguments. Call
20787 build_function_call_vec.
20788 (cached_expr_list_1, cached_expr_list_2): New static variables.
20789 (c_parser_expr_list): Change return type to VEC *. Add
20790 p_orig_types parameter. Change all callers.
20791 (c_parser_release_expr): New static function.
20792 (c_parser_vec_to_tree_list): New static function.
20793 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20794 call build_function_call_vec.
20795 (build_function_call_vec): New function, based on old
20796 build_function_call.
20797 (convert_arguments): Remove nargs and argarray parameters. Change
20798 values to a VEC. Add origtypes parameter.
20799 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20800 (convert_for_assignment): Add origtype parameter. Change all
20801 callers. If warn_cxx_compat, check for conversion to an enum
20802 type when calling a function.
20803 (store_init_value): Add origtype parameter. Change all callers.
20804 (digest_init): Likewise.
20805 (struct init_node): Add origtype field.
20806 (add_pending_init): Add origtype parameter. Change all callers.
20807 (output_init_element): Likewise.
20808 (output_pending_init_elements): Pass origtype from init_node to
20809 output_init_element.
20810 (process_init_element): Pass origtype from c_expr to
20811 output_init_element.
20812 (c_finish_return): Add origtype parameter. Change all callers.
20813 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20815 (sync_resolve_params): Likewise.
20816 (sync_resolve_return): Change params to first_param. Change caller.
20817 (resolve_overloaded_builtins): Change params to VEC *. Change
20818 callers. Save first parameter around call to build_function_call_vec.
20819 * c-decl.c (finish_decl): Add origtype parameter. Change all
20820 callers. Call build_function_call_vec rather than
20821 build_function_call for cleanup.
20822 * c-tree.h: Update declarations.
20823 * c-common.h: Update declarations.
20824 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20825 params to first_param.
20826 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20827 params parameter from tree to void *.
20828 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20829 Change arglist parameter to have type void *, and to be a pointer
20831 * config/rs6000/rs6000-protos.h
20832 (altivec_resolve_overloaded_builtin): Update declaration.
20833 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20834 fnargs parameter to have type void *, and to be a pointer to a
20835 VEC. Call build_function_call_vec instead of
20836 build_function_call.
20837 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20839 2009-04-20 Joey Ye <joey.ye@intel.com>
20840 Xuepeng Guo <xuepeng.guo@intel.com>
20841 H.J. Lu <hongjiu.lu@intel.com>
20843 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20845 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20846 (IX86_LEA_PRIORITY): Likewise.
20847 (distance_non_agu_define): New function.
20848 (distance_agu_use): Likewise.
20849 (ix86_lea_for_add_ok): Likewise.
20850 (ix86_dep_by_shift_count): Likewise.
20852 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20853 should split for LEA.
20855 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20857 (ix86_dep_by_shift_count): Likewise.
20859 2009-04-20 Richard Guenther <rguenther@suse.de>
20861 * expr.c (handled_component_p): Move ...
20862 * tree.h (handled_component_p): ... here.
20863 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20864 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20865 and REALPART_EXPR to be in one group.
20867 2009-04-20 Richard Guenther <rguenther@suse.de>
20869 * basic-block.h (get_all_dominated_blocks): Declare.
20870 * dominance.c (get_all_dominated_blocks): New function.
20871 * tree-cfg.c (get_all_dominated_blocks): Remove.
20872 (remove_edge_and_dominated_blocks): Adjust.
20873 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20874 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20875 instead of recursing.
20877 2009-04-20 Doug Kwan <dougkwan@google.com>
20879 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20880 (struct cgraph_node_set_def): New type.
20881 (cgraph_node_set) New type. Also declare vector functions.
20882 (struct cgraph_node_set_element_def): New type.
20883 (cgraph_node_set_element): Ditto.
20884 (cgraph_node_set_iterator): New iterator type.
20885 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20886 cgraph_node_set_remove, dump_cgraph_node_set,
20887 debug_cgraph_node_set): New prototypes.
20888 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20889 cgraph_node_set_size): New inlines.
20890 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20891 including cgraph.h.
20892 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20893 argument to function 'write_summary'.
20894 * ipa.c: Include ggc.h.
20895 (hash_cgraph_node_set_element,
20896 eq_cgraph_node_set_element, cgraph_node_set_new,
20897 cgraph_node_set_add, cgraph_node_set_remove,
20898 cgraph_node_set_find, dump_cgraph_node_set,
20899 debug_cgraph_node_set): New functions.
20900 * Makefile.in (ipa.o): Add dependency on GGC_H.
20902 2009-04-20 Ira Rosen <irar@il.ibm.com>
20904 PR tree-optimization/39675
20905 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20906 check of the return code of vect_schedule_slp. Check that
20907 stmt_vec_info still exists for the statement, before checking its
20908 vectorization type.
20910 2009-04-20 Michael Matz <matz@suse.de>
20912 * Makefile.in (generated_files): Take out $(simple_generated_c).
20914 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20916 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20917 (UINTPTR_TYPE): Likewise.
20919 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20922 * c-typeck.c (digest_init): Check for initializing an array with a
20925 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20928 * c-semantics.c (pop_stmt_list): Propagate
20929 STATEMENT_LIST_HAS_LABEL to parent statement list.
20931 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20933 * config/mips/mips.h (mips_tune_attr): New macro.
20934 * config/mips/mips.md (cpu): Use it.
20936 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20939 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20942 2009-04-19 Diego Novillo <dnovillo@google.com>
20944 * toplev.c (compile_file): Move call to coverage_finish ...
20945 * cgraphunit.c (ipa_passes): ... here.
20946 Call cgraph_process_new_functions.
20947 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20948 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20950 2009-04-19 Jan Hubicka <jh@suse.cz>
20952 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20954 (dump_cgraph_node): Dump can throw external flag.
20955 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20957 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20961 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20962 * common.opt (Wlogical-op): Move from here...
20963 * c.opt (Wlogical-op): ... to here.
20964 * c-typeck.c (parser_build_binary_op): Update call to
20965 warn_logical_operator.
20966 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20968 * c-common.c (warn_logical_op): Update.
20969 * c-common.h (warn_logical_op): Update declaration.
20971 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20973 * tree.c (protected_set_expr_location): Fix formatting.
20975 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20978 * c-typeck.c (readonly_warning): new.
20979 (build_unary_op, build_modify_expr): Use readonly_warning for
20980 storing into something readonly but not const-qualified.
20982 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20985 * c-typeck.c (build_unary_op): Check for taking address of
20986 expression of type void.
20988 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20991 * c-typeck.c (build_function_call): Check for calling a function
20992 with qualified void return types. Call require_complete_type when
20995 2009-04-18 Jan Hubicka <jh@suse.cz>
20997 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20999 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21000 can_throw_external flag.
21001 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21002 * ipa-pure-const.c (ignore_edge): New function.
21003 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21004 only over can_throw_external edges.
21005 (local_pure_const): Add nothrow flag.
21006 * ipa-utils.c (searchc): Add ignore_edge callback.
21007 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21008 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21009 (set_nothrow_function_flags): Update cgraph.
21010 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21012 2009-04-18 Richard Guenther <rguenther@suse.de>
21014 PR middle-end/39804
21015 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21016 (fold_stmt): ... this and ...
21017 (fold_stmt_inplace): ... this.
21018 (fold_stmt_1): Fold references in calls and asms.
21019 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21021 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21023 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21024 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21026 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21028 * tree.c (function_args_count): Remove.
21029 * tree.h: Remove the prototype for function_args_count.
21031 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21033 * tree-iterator.c (expr_only): Remove.
21034 * tree.h: Remove the prototype for expr_only.
21036 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21038 * reginfo.c (cannot_change_mode_set_regs): Remove.
21039 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21041 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21043 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21044 whether operands 0 and 1 overlaps.
21046 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21048 PR middle-end/36902
21049 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21050 pointer. Use warning_at instead of warning.
21051 (search_for_addr_array): Likewise.
21052 (check_array_bounds): Likewise.
21053 (check_all_array_refs): Check that the incoming edge is not in the
21054 list of edges to be removed.
21055 (check_all_array_refs): Avoid the temporal pointer.
21056 (vrp_visit_cond_stmt): Fix typo.
21057 (simplify_switch_using_ranges): Handle the case where the switch
21058 index is an integer constant.
21060 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21062 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21064 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21066 * doc/extend.texi, doc/invoke.texi: Fix typos.
21068 2009-04-17 Cary Coutant <ccoutant@google.com>
21070 * tree-flow-inline.h (get_lineno): Fix inverted test.
21072 2009-04-17 Diego Novillo <dnovillo@google.com>
21074 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21075 assertion for AVAIL_OUT.
21077 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21080 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21081 * config/sh/linux-atomic.asm: Likewise.
21083 2009-04-17 Diego Novillo <dnovillo@google.com>
21085 * except.c (debug_eh_tree): New.
21086 (struct eh_region, struct eh_status): Move ...
21087 * except.h: ... here.
21088 (add_type_for_runtime): Declare extern.
21089 (lookup_type_for_runtime): Likewise.
21090 (debug_eh_tree): Declare.
21091 * Makefile.in (GTFILES): List except.h before except.c
21093 2009-04-17 Diego Novillo <dnovillo@google.com>
21095 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21096 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21097 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21098 (find_vars_r): ... here.
21099 * tree-flow.h (find_referenced_vars_in): Declare.
21100 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21101 that AVAIL_OUT exists for BLOCK.
21102 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21103 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21104 (tree-parloops.o): Likewise.
21106 2009-04-17 Simon Baldwin <simonb@google.com>
21108 * toplev.c (default_tree_printer): Add handling for %E format.
21110 2009-04-17 Diego Novillo <dnovillo@google.com>
21112 * tree-pretty-print.c (dump_generic_node): Add break after
21113 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21114 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21115 FUNCTION_TYPE together. Call print_struct_decl when printing
21116 structures and TDF_SLIM is not given.
21117 (print_struct_decl): Fix logic for detecting recursion.
21119 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21122 * gcc.c (create_at_file): New.
21123 (compile_input_file_p): New.
21124 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21125 * main.c (main): Update call to toplev_main.
21126 * toplev.c (toplev_main): Change signature. Call expandargv.
21127 * toplev.h (toplev_main): Change signature.
21129 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21131 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21132 if the latter is not constant.
21134 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21136 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21138 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21140 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21141 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21143 2009-04-17 Richard Guenther <rguenther@suse.de>
21145 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21146 Handle component references view-converting an invariant address.
21148 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21150 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21151 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21152 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21153 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21154 Use @deftypevr rather than @deftypevar.
21156 2009-04-17 Richard Guenther <rguenther@suse.de>
21158 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21159 (get_prop_source_stmt): Likewise.
21160 (can_propagate_from): Likewise.
21162 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21164 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21165 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21166 (--with-multilib-list): Add default value.
21167 * configure: Regenerate.
21168 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21169 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21170 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21171 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21172 Don't add default cpu to multilib list unnecessarily, but do enable
21173 the relevant compiler option..
21174 Add support for --with-multilib-list=<blank> and
21175 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21176 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21177 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21178 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21179 TM_MULTILIB_CONFIG.
21180 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21181 (MULTILIB_OSDIRNAMES): New variable.
21182 * config/sh/t-1e: Delete file.
21183 * config/sh/t-mlib-sh1: Delete file.
21184 * config/sh/t-mlib-sh2: Delete file.
21185 * config/sh/t-mlib-sh2a: Delete file.
21186 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21187 * config/sh/t-mlib-sh2a-single: Delete file.
21188 * config/sh/t-mlib-sh2a-single-only: Delete file.
21189 * config/sh/t-mlib-sh2e: Delete file.
21190 * config/sh/t-mlib-sh3e: Delete file.
21191 * config/sh/t-mlib-sh4: Delete file.
21192 * config/sh/t-mlib-sh4-nofpu: Delete file.
21193 * config/sh/t-mlib-sh4-single: Delete file.
21194 * config/sh/t-mlib-sh4-single-only: Delete file.
21195 * config/sh/t-mlib-sh4a: Delete file.
21196 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21197 * config/sh/t-mlib-sh4a-single: Delete file.
21198 * config/sh/t-mlib-sh4a-single-only: Delete file.
21199 * config/sh/t-mlib-sh4al: Delete file.
21200 * config/sh/t-mlib-sh5-32media: Delete file.
21201 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21202 * config/sh/t-mlib-sh5-64media: Delete file.
21203 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21204 * config/sh/t-mlib-sh5-compact: Delete file.
21205 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21206 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21207 * doc/install.texi (Options specification): Add
21208 --with-multilib-list and --with-endian.
21210 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21212 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21214 (OBJS-common): Add plugin-version.o.
21215 (plugin-version.o): New.
21216 * gcc-plugin.h (plugin_gcc_version): New.
21217 (plugin_default_version_check): New.
21218 (plugin_init_func, plugin_init): Add version argument.
21219 * plugin-version.c: New.
21220 * plugin.c (str_plugin_gcc_version_name): New.
21221 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21222 pass it to the init function.
21223 (plugin_default_version_check): New.
21225 2009-04-17 Richard Guenther <rguenther@suse.de>
21227 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21228 for decl-vs-decl disambiguation.
21230 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21232 * config/s390/s390.h (s390_tune_attr): New macro definition.
21233 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21235 2009-04-17 Richard Guenther <rguenther@suse.de>
21237 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21238 (fold_stmt_r): Likewise.
21239 (maybe_fold_reference): New function.
21240 (fold_gimple_assign): Handle cases fold_stmt_r did.
21241 (fold_stmt): Do not use fold_stmt_r.
21242 (fold_stmt_inplace): Likewise.
21244 2009-04-17 Richard Guenther <rguenther@suse.de>
21246 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21247 (record_equivalences_from_stmt): Remove useless checks and
21249 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21250 the type is already suitable.
21252 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21254 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21256 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21258 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21259 (CMPtype): Define as __gcc_CMPtype.
21261 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21263 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21264 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21266 2009-04-17 Richard Guenther <rguenther@suse.de>
21268 PR tree-optimization/39746
21269 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21270 special-casing for builtins and static variable use/def.
21271 (call_may_clobber_ref_p_1): Likewise.
21273 2009-04-16 Ian Lance Taylor <iant@google.com>
21275 * df.h: Include "timevar.h".
21276 (struct df_problem): Change tv_id field to timevar_id_t.
21277 * tree-pass.h: Include "timevar.h".
21278 (struct opt_pass): Change tv_id field to timevar_id_t.
21279 * timevar.h (timevar_id_t): Define TV_NONE.
21280 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21281 TV_NONE rather than tv_id != 0.
21282 (execute_one_pass): Likewise.
21283 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21284 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21285 dependencies to $(TREE_PASS_H).
21286 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21288 (pass_branch_target_load_optimize2): Likewise.
21289 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21290 (pass_outof_cfg_layout_mode): Likewise.
21291 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21292 (pass_rebuild_cgraph_edges): Likewise.
21293 (pass_remove_cgraph_callee_edges): Likewise.
21294 * df-core.c (pass_df_initialize_opt): Likewise.
21295 (pass_df_initialize_no_opt): Likewise.
21296 (pass_df_finish): Likewise.
21297 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21298 * except.c (pass_set_nothrow_function_flags): Likewise.
21299 (pass_convert_to_eh_region_ranges): Likewise.
21300 * final.c (pass_compute_alignments): Likewise.
21301 * function.c (pass_instantiate_virtual_regs): Likewise.
21302 (pass_init_function): Likewise.
21303 (pass_leaf_regs): Likewise.
21304 (pass_match_asm_constraints): Likewise.
21305 * gimple-low.c (pass_lower_cf): Likewise.
21306 (pass_mark_used_blocks): Likewise.
21307 * init-regs.c (pass_initialize_regs): Likewise.
21308 * integrate.c (pass_initial_value_sets): Likewise.
21309 * ira.c (pass_ira): Likewise.
21310 * jump.c (pass_cleanup_barriers): Likewise.
21311 * omp-low.c (pass_expand_omp): Likewise.
21312 (pass_lower_omp): Likewise.
21313 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21314 * recog.c (pass_split_all_insns): Likewise.
21315 (pass_split_after_reload): Likewise.
21316 (pass_split_before_regstack): Likewise.
21317 (pass_split_before_sched2): Likewise.
21318 (pass_split_for_shorten_branches): Likewise.
21319 * reginfo.c (pass_reginfo_init): Likewise.
21320 (pass_subregs_of_mode_init): Likewise.
21321 (pass_subregs_of_mode_finish): Likewise.
21322 * passes.c (pass_postreload): Likewise.
21323 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21324 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21325 (pass_warn_function_return): Likewise.
21326 (pass_warn_function_noreturn): Likewise.
21327 * tree-complex.c (pass_lower_complex): Likewise.
21328 (pass_lower_complex_O0): Likewise.
21329 * tree-if-conv.c (pass_if_conversion): Likewise.
21330 * tree-into-ssa.c (pass_build_ssa): Likewise.
21331 * tree-mudflap.c (pass_mudflap_1): Likewise.
21332 (pass_mudflap_2): Likewise.
21333 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21334 (pass_mudflap_2): Likewise.
21335 * tree-nrv.c (pass_return_slot): Likewise.
21336 * tree-object-size.c (pass_object_sizes): Likewise.
21337 * tree-optimize.c (pass_all_optimizations): Likewise.
21338 (pass_early_local_passes): Likewise.
21339 (pass_all_early_optimizations): Likewise.
21340 (pass_cleanup_cfg): Likewise.
21341 (pass_cleanup_cfg_post_optimizing): Likewise.
21342 (pass_free_datastructures): Likewise.
21343 (pass_free_cfg_annotations): Likewise.
21344 (pass_fixup_cfg): Likewise.
21345 (pass_init_datastructures): Likewise.
21346 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21347 (pass_late_warn_uninitialized): Likewise.
21348 (pass_update_address_taken): Likewise.
21349 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21350 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21351 (pass_cse_sincos): Likewise.
21352 (pass_convert_to_rsqrt): Likewise.
21353 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21354 * tree-stdarg.c (pass_stdarg): Likewise.
21355 * tree-tailcall.c (pass_tail_recursion): Likewise.
21356 (pass_tail_calls): Likewise.
21357 * tree-vect-generic.c (pass_lower_vector): Likewise.
21358 (pass_lower_vector_ssa): Likewise.
21359 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21361 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21363 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21365 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21367 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21368 logical and signext.
21370 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21373 * config/sh/predicates.md (arith_operand): Check if the operand
21374 of TRUNCATE is a REG.
21376 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21378 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21379 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21381 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21383 * tree-iterator.c (tsi_split_statement_list_after,
21384 tsi_split_statement_list_before): Remove.
21385 * tree-iterator.h: Remove the prototypes for
21386 tsi_split_statement_list_after and tsi_split_statement_list_before.
21388 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21390 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21391 * tree-ssa-propagate.h: Remove the prototype for
21392 stmt_makes_single_load.
21394 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21396 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21397 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21399 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21401 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21403 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21405 * except.c (eh_region_outer_p): Remove.
21406 * except.h: Remove the prototype for eh_region_outer_p.
21408 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21410 * function.c (current_function_assembler_name): Remove.
21411 * function.h: Remove the prototype for
21412 current_function_assembler_name.
21414 2009-04-16 Ian Lance Taylor <iant@google.com>
21416 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21417 (add_reg_note): Call alloc_reg_note.
21418 * rtl.h (alloc_reg_note): Declare.
21419 * combine.c (try_combine): Use alloc_reg_note.
21420 (recog_for_combine, move_deaths): Likewise.
21421 (distribute_notes): Use alloc_reg_note and add_reg_note.
21422 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21423 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21424 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21426 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21428 PR rtl-optimization/39762
21429 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21430 ira_may_move_out_cost): Add comments about way of their usage.
21431 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21433 * ira-conflicts.c (process_regs_for_copy): Use function
21434 ira_get_register_move_cost instead of global
21435 ira_register_move_cost.
21437 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21438 color_pass, move_spill_restore, update_curr_costs): Ditto.
21440 * ira-lives.c (process_single_reg_class_operands): Ditto.
21442 * ira-emit.c (emit_move_list): Ditto.
21444 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21445 (record_reg_classes): Ditto. Use functions
21446 ira_get_register_move_cost and ira_get_may_move_cost instead of
21447 global vars ira_register_move_cost, ira_may_move_out_cost and
21448 ira_may_move_in_cost.
21449 (record_address_regs): Don't call ira_init_register_move_cost.
21450 Use function ira_get_may_move_cost instead of global
21451 ira_may_move_in_cost.
21452 (process_bb_node_for_hard_reg_moves): Use function
21453 ira_get_register_move_cost instead of global ira_register_move_cost.
21454 (ira_costs): Don't call ira_init_register_move_cost.
21456 2009-04-16 Richard Guenther <rguenther@suse.de>
21458 * tree-cfg.c (verify_gimple_assign_binary):
21459 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21460 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21461 (create_general_new_stmt): Note that this function is broken.
21463 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21465 * common.opt (fhelp): Add Var(help_flag).
21466 * gcc-plugin.h (plugin_info): Add help.
21467 * plugin.c (plugin_name_args): Add help.
21468 (register_plugin_info): Set plugin->help.
21469 (print_help_one_plugin): New.
21470 (print_plugins_help): New.
21471 * plugin.h (print_plugins_help): New.
21472 * toplev.c (toplev_main): Call print_plugins_help if needed.
21474 2009-04-16 Richard Guenther <rguenther@suse.de>
21476 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21477 (gimple_ior_addresses_taken_1): New function.
21478 (gimple_ior_addresses_taken): Likewise.
21479 * gimple.h (struct gimple_statement_with_ops_base): Remove
21480 addresses_taken member.
21481 (gimple_ior_addresses_taken): Declare.
21482 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21483 gimple_set_addresses_taken): Remove.
21484 * ipa-reference.c (mark_address): New function.
21485 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21486 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21487 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21488 (gimple_add_to_addresses_taken): Remove.
21489 (get_tmr_operands): Call mark_address_taken.
21490 (get_asm_expr_operands): Likewise.
21491 (get_expr_operands): Likewise.
21492 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21493 (free_stmt_operands): Do not free it.
21494 * tree-ssa.c (delete_tree_ssa): Likewise.
21495 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21497 2009-04-16 Richard Guenther <rguenther@suse.de>
21499 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21500 (walk_stmt_load_store_ops): Likewise.
21501 * gimple.c (get_base_loadstore): New function.
21502 (walk_stmt_load_store_addr_ops): Likewise.
21503 (walk_stmt_load_store_ops): Likewise.
21504 * ipa-pure-const.c (check_op): Simplify.
21505 (check_load, check_store): New functions.
21506 (check_stmt): Use walk_stmt_load_store_ops.
21507 * ipa-reference.c (mark_load): Adjust signature.
21508 (mark_store): Likewise.
21509 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21511 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21513 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21514 (plugin_info): New.
21515 * opts.c (common_handle_option): Don't call print_version.
21516 * plugin.c (plugin_name_args): Add version.
21517 (register_plugin_info): New.
21518 (register_callback): Handle PLUGIN_INFO.
21519 (try_init_one_plugin): New.
21520 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21522 (finalize_one_plugin): New.
21523 (finalize_plugins): New.
21524 (print_one_plugin): New.
21525 (print_plugins_versions): New.
21526 * plugin.h (print_plugins_versions): New.
21527 (finalize_plugins): New.
21528 * toplev.c (compile_file): Don't call initialize_plugins.
21529 (print_version): Call print_plugins_versions.
21530 (toplev_main): Call initialize_plugins. Print version if needed.
21531 Call finalize_plugins.
21533 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21535 * common.opt (fversion): New.
21536 * gcc.c (print_version): New.
21537 (process_command): Don't print the version. Just set print_version.
21538 (main): Print version. Call subprocesses if print_version and
21539 verbose_flag are set.
21540 * opts.c (common_handle_option): Handle OPT_fversion.
21542 2009-04-16 Richard Guenther <rguenther@suse.de>
21543 Ira Rosen <irar@il.ibm.com>
21545 PR tree-optimization/39698
21546 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21547 type of the reduction variable. Only generate the def if
21550 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21551 make sure to first convert to an integer of the same precision.
21552 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21553 the type of the evolution correctly in computing the new
21554 induction variable base.
21556 2009-04-16 Richard Guenther <rguenther@suse.de>
21558 PR middle-end/39625
21559 * tree-cfg.c (make_blocks): Split statements with to-be
21560 abnormal SSA names on the lhs.
21562 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21564 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21565 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21566 * c-typeck.c (really_start_incremental_init): Likewise.
21567 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21568 (TARGET_INITIALIZER): Remove it.
21569 * target.h (struct target): Remove vector_opaque_p.
21570 * tree.c (build_opaque_vector_type): New.
21571 * tree.h (TYPE_VECTOR_OPAQUE): New.
21572 (build_opaque_vector_type): Declare.
21573 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21574 * config/rs6000/rs6000.c (build_opaque_vector_type,
21575 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21576 (rs6000_init_builtins): Use build_opaque_vector_type for
21577 opaque_V4SI_type_node.
21579 2009-04-15 Catherine Moore <clm@codesourcery.com>
21581 * debug.h (set_name): Declare.
21582 * dwarf2out.c (dwarf2out_set_name): Declare.
21583 (dwarf2_debug_hooks): Add set_name.
21584 (find_AT_string): New.
21585 (add_AT_string): Call find_AT_string.
21586 (dwarf2out_set_name): New.
21587 * cp/decl.c (grokdeclarator): Call set_name.
21588 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21589 * debug.c (do_nothing_debug_hooks): Likewise.
21590 * dbxout.c (dbx_debug_hooks): Likewise.
21591 * sdbout.c (sdb_debug_hooks): Likewise.
21593 2009-04-15 Michael Eager <eager@eagercon.com>
21595 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21596 reg for single-precision FPU.
21597 * config/rs6000/rs6000.md (movsi_internal1): Only for
21598 !TARGET_SINGLE_FPU.
21599 (movsi_internal1_single): New. Add pattern to move SI values to/from
21600 single-precision FP regs.
21602 2009-04-15 Richard Guenther <rguenther@suse.de>
21604 * omp-low.c (lower_rec_input_clauses): Build correct address
21606 (expand_omp_for_generic): Fix multiplication type.
21607 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21608 (generate_memset_zero): Fix types.
21609 * tree-profile.c (prepare_instrumented_value): Correctly
21612 2009-04-15 Ian Lance Taylor <iant@google.com>
21614 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21615 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21616 for -Wall and for -Wc++-compat.
21617 (c_common_post_options): For C++, set warn_enum_compare if not
21619 * c-tree.h (struct c_expr): Add field original_type.
21620 (build_external_ref): Update declaration.
21621 * c-parser.c (c_parser_braced_init): Set original_type.
21622 (c_parser_initelt): Likewise.
21623 (c_parser_expr_no_commas): Likewise.
21624 (c_parser_conditional_expression): Likewise.
21625 (c_parser_cast_expression): Likewise.
21626 (c_parser_unary_expression): Likewise. Pull setting of
21627 original_code to top of function.
21628 (c_parser_sizeof_expression): Set original_type.
21629 (c_parser_alignof_expression): Likewise.
21630 (c_parser_postfix_expression): Likewise. Pull setting of
21631 original_code to top of function.
21632 (c_parser_postfix_expression_after_paren_type): Set original_type.
21633 (c_parser_postfix_expression_after_primary): Likewise.
21634 (c_parser_expression): Likewise.
21635 * c-typeck.c (build_external_ref): Add type parameter. Change all
21637 (c_expr_sizeof_expr): Set original_type field.
21638 (parser_build_unary_op): Likewise.
21639 (parser_build_binary_op): Likewise. Optionally warn about
21640 comparisons of enums of different types.
21641 (digest_init): Set original_type field.
21642 (really_start_incremental_init): Likewise.
21643 (push_init_level, pop_init_level): Likewise.
21644 * doc/invoke.texi (Warning Options): -Wenum-compare now
21647 2009-04-15 Richard Guenther <rguenther@suse.de>
21649 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21650 out a necessary conversion.
21651 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21652 names we didn't value number.
21653 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21655 2009-04-15 Richard Guenther <rguenther@suse.de>
21657 PR tree-optimization/39764
21658 * tree-ssa-ccp.c (get_value): Canonicalize value with
21659 canonicalize_float_value.
21661 2009-04-15 Jan Hubicka <jh@suse.cz>
21663 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21664 Wrong version of patch.
21666 2009-04-15 Jan Hubicka <jh@suse.cz>
21668 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21670 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21672 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21673 our distinct integral and vector types.
21675 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21677 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21678 * init.c (build_vtbl_address): Remove call to assemble_external.
21680 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21682 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21683 output for other floating point modes.
21685 2009-04-14 Diego Novillo <dnovillo@google.com>
21687 * diagnostic.c (diagnostic_report_diagnostic): Do not
21688 warn about loaded plugins for DK_ERROR and DK_WARNING.
21689 * c-decl.c (declspecs_add_type): Move call to
21690 invoke_plugin_callbacks ...
21691 * c-parser.c (c_parser_declspecs): ... here.
21692 * plugin.c (dump_active_plugins): Tidy output.
21694 2009-04-14 Diego Novillo <dnovillo@google.com>
21695 Le-Chun Wu <lcwu@google.com>
21697 * configure.ac: Add --enable-plugin support.
21698 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21699 * Makefile.in (PLUGIN_H): Define.
21700 Export ENABLE_PLUGIN and GMPINC to site.exp.
21701 Add PLUGINLIBS to link command.
21702 Add/modify dependencies for plugin.o and files including plugin.h.
21704 * config.in: Regenerate.
21706 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21709 2009-04-14 Le-Chun Wu <lcwu@google.com>
21711 * tree-pass.h (register_one_dump_file): Add a prototype for
21712 register_one_dump_file.
21713 * toplev.c (compile_file): Call initialize_plugins.
21714 (do_compile): Call invoke_plugin_callbacks.
21715 (toplev_main): Call invoke_plugin_callbacks.
21716 * common.opt: Add -fplugin= and -fplugin-arg-.
21717 * gcc-plugin.h: New public header file for plugins to include.
21718 * plugin.c: New source file.
21719 * plugin.h: New internal header file.
21720 * passes.c (register_one_dump_file): Make it external.
21722 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21724 2009-04-14 Diego Novillo <dnovillo@google.com>
21726 * doc/plugins.texi: New.
21727 * doc/gccint.texi: Add reference to Plugins chapter.
21728 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21729 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21730 loaded plugins, if any.
21731 * timevar.def (TV_PLUGIN_INIT): Define.
21732 (TV_PLUGIN_RUN): Define.
21733 * plugin.c: Include timevar.h
21734 (plugins_active_p): New.
21735 (dump_active_plugins): New.
21736 (debug_active_plugins): New.
21738 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21740 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21742 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21744 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21746 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21747 the same as a minus without a shift.
21749 2009-04-14 Nick Clifton <nickc@redhat.com>
21751 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21752 comparisons with small integers will always produce a short
21755 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21758 2008-12-19 Diego Novillo <dnovillo@google.com>
21760 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21762 2009-04-14 Richard Guenther <rguenther@suse.de>
21764 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21766 (verify_gimple_assign_binary): Likewise. Handle shifts and
21768 (verify_gimple_phi): Print the mismatched argument position.
21769 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21771 (vect_update_init_of_dr): Likewise.
21772 * matrix-reorg.c (transform_access_sites): Do what the
21774 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21776 2009-04-13 Michael Eager <eager@eagercon.com>
21778 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21779 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21780 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21781 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21782 remove duplicate config
21784 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21786 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21787 file_name:line_number type locator of the call site.
21789 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21791 * genautomata.c: Put blank after comma.
21792 (automaton_decls): New.
21793 (struct unit_usage): Add comments to member next.
21794 (store_alt_unit_usage): Keep the list ordered.
21795 (unit_present_on_list_p, equal_alternatives_p): New.
21796 (check_regexp_units_distribution): Check units distribution
21797 correctness correctly.
21798 (main): Don't write automata if error is found. Return correct
21801 * config/m68k/cf.md (cfv4_ds): Remove.
21802 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21803 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21805 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21806 power4-load-ext, power4-store, power4-store-update,
21807 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21808 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21809 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21810 power4-sqrt, power4-isync): Modify reservation to make correct
21811 unit distribution to automata.
21813 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21814 power5-store-update, power5-two, power5-three, power5-lmul,
21815 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21817 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21819 * except.c (pass_set_nothrow_function_flags): Set name and add
21821 (set_nothrow_function_flags): Mention in the dump file when
21822 changing a function to nothrow.
21824 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21827 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21828 instead of unsigned long.
21830 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21832 * config/arm/arm.c (return_used_this_function): Remove.
21833 (arm_output_function_prologue): Remove use of
21834 return_used_this_function.
21835 (output_return_instruction): Replace use of
21836 return_used_this_function
21837 by cfun->machine->return_used_this_function.
21838 (arm_output_epilogue): Likewise.
21839 (arm_output_function_epilogue): Likewise.
21840 (thumb_unexpanded_epilogue): Likewise.
21841 * config/arm/arm.h (struct machine_function):
21842 New member return_used_this_function.
21844 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21846 * doc/install.texi: Correct description of default directory for
21847 --with-gxx-include-dir.
21849 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21851 * fold-const.c (build_range_check): Properly deal with enumeral and
21852 boolean base types.
21854 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21856 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21857 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21858 * params.h (MAX_GCSE_PASSES): Remove.
21859 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21860 in sequence. Remove ability to run multiple passes.
21861 (bypass_jumps): Report run as third CPROP pass.
21863 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21865 PR middle-end/39651
21866 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21867 when deciding whether the whole SEQUENCE can throw.
21869 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21872 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21873 offseted label references.
21875 2009-04-11 Jan Hubicka <jh@suse.cz>
21877 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21879 2009-04-11 Richard Guenther <rguenther@suse.de>
21881 PR middle-end/39732
21882 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21883 return variables as TREE_ADDRESSABLE.
21885 2009-04-11 Richard Guenther <rguenther@suse.de>
21887 PR tree-optimization/39713
21888 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21889 reference trees have SSA_NAME operands.
21891 2009-04-11 Richard Guenther <rguenther@suse.de>
21894 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21895 address expressions.
21897 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21899 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21900 match changes in Cygwin 1.7
21901 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21902 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21904 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21906 PR tree-optimization/39701
21907 * doc/invoke.texi (Optimization Options): Document change in
21908 meaning and initialization of -fdelete-null-pointer-checks.
21910 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21912 PR middle-end/39701
21913 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21915 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21918 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21920 2009-04-10 Chao-ying Fu <fu@mips.com>
21922 * doc/tm.texi (Instruction Output): Document
21923 TARGET_ASM_FINAL_POSTSCAN_INSN.
21924 * target.h (final_postscan_insn): New field in asm_out.
21925 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21926 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21927 * final.c (final_scan_insn): Call
21928 targetm.asm_out.final_postscan_insn after outputting
21929 an asm macro and a normal instruction.
21931 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21932 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21933 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21934 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21935 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21937 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21939 PR middle-end/39701
21940 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21941 variables as non-NULL even with -fdelete-null-pointer-checks.
21943 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21945 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21947 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21950 * config/i386/i386.c (classify_argument): Handle SCmode with
21951 (bit_offset % 64) != 0.
21953 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21955 * doc/invoke.texi (Optimize Options): Add cross-reference to
21956 -Q --help=optimizers examples.
21958 2009-04-10 Ben Elliston <bje@au.ibm.com>
21961 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21962 regalign for the reg == fpr and TDmode case.
21964 2009-04-09 David Ayers <ayers@fsfe.org>
21967 * objc/objc-act.c (warn_with_method): Remove helper function.
21968 (check_duplicates): Call warning and inform directly.
21969 (really_start_method): Likewise.
21971 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21973 * expmed.c (expand_divmod): Always use a comparison for a division
21974 by a large unsigned integer.
21976 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21977 for things others than variables or functions as nonzero.
21979 2009-04-09 Nick Clifton <nickc@redhat.com>
21981 * unwind-compat.c: Change copyright header to refer to version
21982 3 of the GNU General Public License with version 3.1 of the
21983 GCC Runtime Library Exception and to point readers at the
21984 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21985 * config/alpha/crtfastmath.c: Likewise.
21986 * config/alpha/linux-unwind.h: Likewise.
21987 * config/alpha/qrnnd.asm: Likewise.
21988 * config/alpha/vms-crt0-64.c: Likewise.
21989 * config/alpha/vms-crt0.c: Likewise.
21990 * config/alpha/vms-dwarf2.asm: Likewise.
21991 * config/alpha/vms-dwarf2eh.asm: Likewise.
21992 * config/alpha/vms-psxcrt0-64.c: Likewise.
21993 * config/alpha/vms-psxcrt0.c: Likewise.
21994 * config/alpha/vms_tramp.asm: Likewise.
21995 * config/arc/initfini.c: Likewise.
21996 * config/arc/lib1funcs.asm: Likewise.
21997 * config/arm/bpabi-v6m.S: Likewise.
21998 * config/arm/bpabi.S: Likewise.
21999 * config/arm/bpabi.c: Likewise.
22000 * config/arm/crti.asm: Likewise.
22001 * config/arm/crtn.asm: Likewise.
22002 * config/arm/ieee754-df.S: Likewise.
22003 * config/arm/ieee754-sf.S: Likewise.
22004 * config/arm/lib1funcs.asm: Likewise.
22005 * config/arm/libunwind.S: Likewise.
22006 * config/arm/linux-atomic.c: Likewise.
22007 * config/arm/mmintrin.h: Likewise.
22008 * config/arm/pr-support.c: Likewise.
22009 * config/arm/unaligned-funcs.c: Likewise.
22010 * config/arm/unwind-arm.c: Likewise.
22011 * config/arm/unwind-arm.h: Likewise.
22012 * config/avr/libgcc.S: Likewise.
22013 * config/bfin/crti.s: Likewise.
22014 * config/bfin/crtlibid.s: Likewise.
22015 * config/bfin/crtn.s: Likewise.
22016 * config/bfin/lib1funcs.asm: Likewise.
22017 * config/bfin/linux-unwind.h: Likewise.
22018 * config/cris/arit.c: Likewise.
22019 * config/cris/cris_abi_symbol.c: Likewise.
22020 * config/darwin-64.c: Likewise.
22021 * config/darwin-crt2.c: Likewise.
22022 * config/darwin-crt3.c: Likewise.
22023 * config/darwin.h: Likewise.
22024 * config/dbxelf.h: Likewise.
22025 * config/dfp-bit.c: Likewise.
22026 * config/dfp-bit.h: Likewise.
22027 * config/elfos.h: Likewise.
22028 * config/fixed-bit.c: Likewise.
22029 * config/fixed-bit.h: Likewise.
22030 * config/fp-bit.c: Likewise.
22031 * config/fp-bit.h: Likewise.
22032 * config/fr30/crti.asm: Likewise.
22033 * config/fr30/crtn.asm: Likewise.
22034 * config/fr30/lib1funcs.asm: Likewise.
22035 * config/freebsd-spec.h: Likewise.
22036 * config/frv/cmovd.c: Likewise.
22037 * config/frv/cmovh.c: Likewise.
22038 * config/frv/cmovw.c: Likewise.
22039 * config/frv/frvbegin.c: Likewise.
22040 * config/frv/frvend.c: Likewise.
22041 * config/frv/lib1funcs.asm: Likewise.
22042 * config/glibc-stdint.h: Likewise.
22043 * config/h8300/clzhi2.c: Likewise.
22044 * config/h8300/crti.asm: Likewise.
22045 * config/h8300/crtn.asm: Likewise.
22046 * config/h8300/ctzhi2.c: Likewise.
22047 * config/h8300/fixunssfsi.c: Likewise.
22048 * config/h8300/lib1funcs.asm: Likewise.
22049 * config/h8300/parityhi2.c: Likewise.
22050 * config/h8300/popcounthi2.c: Likewise.
22051 * config/i386/ammintrin.h: Likewise.
22052 * config/i386/att.h: Likewise.
22053 * config/i386/avxintrin.h: Likewise.
22054 * config/i386/biarch64.h: Likewise.
22055 * config/i386/bmmintrin.h: Likewise.
22056 * config/i386/cpuid.h: Likewise.
22057 * config/i386/cross-stdarg.h: Likewise.
22058 * config/i386/crtfastmath.c: Likewise.
22059 * config/i386/crtprec.c: Likewise.
22060 * config/i386/cygming-crtbegin.c: Likewise.
22061 * config/i386/cygming-crtend.c: Likewise.
22062 * config/i386/cygwin.asm: Likewise.
22063 * config/i386/emmintrin.h: Likewise.
22064 * config/i386/gmm_malloc.h: Likewise.
22065 * config/i386/gthr-win32.c: Likewise.
22066 * config/i386/i386.h: Likewise.
22067 * config/i386/immintrin.h: Likewise.
22068 * config/i386/linux-unwind.h: Likewise.
22069 * config/i386/linux64.h: Likewise.
22070 * config/i386/mm3dnow.h: Likewise.
22071 * config/i386/mmintrin-common.h: Likewise.
22072 * config/i386/mmintrin.h: Likewise.
22073 * config/i386/nmmintrin.h: Likewise.
22074 * config/i386/pmm_malloc.h: Likewise.
22075 * config/i386/pmmintrin.h: Likewise.
22076 * config/i386/smmintrin.h: Likewise.
22077 * config/i386/sol2-c1.asm: Likewise.
22078 * config/i386/sol2-ci.asm: Likewise.
22079 * config/i386/sol2-cn.asm: Likewise.
22080 * config/i386/sol2-gc1.asm: Likewise.
22081 * config/i386/tmmintrin.h: Likewise.
22082 * config/i386/unix.h: Likewise.
22083 * config/i386/w32-unwind.h: Likewise.
22084 * config/i386/wmmintrin.h: Likewise.
22085 * config/i386/x86-64.h: Likewise.
22086 * config/i386/x86intrin.h: Likewise.
22087 * config/i386/xmmintrin.h: Likewise.
22088 * config/ia64/crtbegin.asm: Likewise.
22089 * config/ia64/crtend.asm: Likewise.
22090 * config/ia64/crtfastmath.c: Likewise.
22091 * config/ia64/crti.asm: Likewise.
22092 * config/ia64/crtn.asm: Likewise.
22093 * config/ia64/fde-glibc.c: Likewise.
22094 * config/ia64/lib1funcs.asm: Likewise.
22095 * config/ia64/linux-unwind.h: Likewise.
22096 * config/ia64/quadlib.c: Likewise.
22097 * config/ia64/unwind-ia64.c: Likewise.
22098 * config/linux.h: Likewise.
22099 * config/m32c/m32c-lib1.S: Likewise.
22100 * config/m32c/m32c-lib2-trapv.c: Likewise.
22101 * config/m32c/m32c-lib2.c: Likewise.
22102 * config/m32r/initfini.c: Likewise.
22103 * config/m68hc11/larith.asm: Likewise.
22104 * config/m68hc11/m68hc11-crt0.S: Likewise.
22105 * config/m68k/cf.md: Likewise.
22106 * config/m68k/crti.s: Likewise.
22107 * config/m68k/crtn.s: Likewise.
22108 * config/m68k/lb1sf68.asm: Likewise.
22109 * config/m68k/linux-unwind.h: Likewise.
22110 * config/mcore/crti.asm: Likewise.
22111 * config/mcore/crtn.asm: Likewise.
22112 * config/mcore/lib1.asm: Likewise.
22113 * config/mips/linux-unwind.h: Likewise.
22114 * config/mips/loongson.h: Likewise.
22115 * config/mips/mips16.S: Likewise.
22116 * config/mmix/crti.asm: Likewise.
22117 * config/mmix/crtn.asm: Likewise.
22118 * config/pa/fptr.c: Likewise.
22119 * config/pa/hpux-unwind.h: Likewise.
22120 * config/pa/lib2funcs.asm: Likewise.
22121 * config/pa/linux-atomic.c: Likewise.
22122 * config/pa/linux-unwind.h: Likewise.
22123 * config/pa/milli64.S: Likewise.
22124 * config/pa/quadlib.c: Likewise.
22125 * config/pa/stublib.c: Likewise.
22126 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22127 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22128 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22129 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22130 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22131 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22132 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22133 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22134 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22135 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22136 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22137 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22138 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22139 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22140 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22141 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22142 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22143 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22144 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22145 * config/rs6000/750cl.h: Likewise.
22146 * config/rs6000/altivec.h: Likewise.
22147 * config/rs6000/biarch64.h: Likewise.
22148 * config/rs6000/crtresfpr.asm: Likewise.
22149 * config/rs6000/crtresgpr.asm: Likewise.
22150 * config/rs6000/crtresxfpr.asm: Likewise.
22151 * config/rs6000/crtresxgpr.asm: Likewise.
22152 * config/rs6000/crtsavfpr.asm: Likewise.
22153 * config/rs6000/crtsavgpr.asm: Likewise.
22154 * config/rs6000/darwin-asm.h: Likewise.
22155 * config/rs6000/darwin-fallback.c: Likewise.
22156 * config/rs6000/darwin-fpsave.asm: Likewise.
22157 * config/rs6000/darwin-ldouble.c: Likewise.
22158 * config/rs6000/darwin-tramp.asm: Likewise.
22159 * config/rs6000/darwin-unwind.h: Likewise.
22160 * config/rs6000/darwin-vecsave.asm: Likewise.
22161 * config/rs6000/darwin-world.asm: Likewise.
22162 * config/rs6000/e500crtres32gpr.asm: Likewise.
22163 * config/rs6000/e500crtres64gpr.asm: Likewise.
22164 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22165 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22166 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22167 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22168 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22169 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22170 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22171 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22172 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22173 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22174 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22175 * config/rs6000/eabi-ci.asm: Likewise.
22176 * config/rs6000/eabi-cn.asm: Likewise.
22177 * config/rs6000/eabi.asm: Likewise.
22178 * config/rs6000/linux-unwind.h: Likewise.
22179 * config/rs6000/linux64.h: Likewise.
22180 * config/rs6000/paired.h: Likewise.
22181 * config/rs6000/paired.md: Likewise.
22182 * config/rs6000/ppc64-fp.c: Likewise.
22183 * config/rs6000/ppu_intrinsics.h: Likewise.
22184 * config/rs6000/rs6000.h: Likewise.
22185 * config/rs6000/si2vmx.h: Likewise.
22186 * config/rs6000/sol-ci.asm: Likewise.
22187 * config/rs6000/sol-cn.asm: Likewise.
22188 * config/rs6000/spe.h: Likewise.
22189 * config/rs6000/spu2vmx.h: Likewise.
22190 * config/rs6000/sysv4.h: Likewise.
22191 * config/rs6000/tramp.asm: Likewise.
22192 * config/rs6000/vec_types.h: Likewise.
22193 * config/s390/linux-unwind.h: Likewise.
22194 * config/s390/tpf-unwind.h: Likewise.
22195 * config/score/crti.asm: Likewise.
22196 * config/score/crtn.asm: Likewise.
22197 * config/sh/crt1.asm: Likewise.
22198 * config/sh/crti.asm: Likewise.
22199 * config/sh/crtn.asm: Likewise.
22200 * config/sh/divtab-sh4-300.c: Likewise.
22201 * config/sh/divtab-sh4.c: Likewise.
22202 * config/sh/divtab.c: Likewise.
22203 * config/sh/lib1funcs-4-300.asm: Likewise.
22204 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22205 * config/sh/lib1funcs.asm: Likewise.
22206 * config/sh/lib1funcs.h: Likewise.
22207 * config/sh/linux-atomic.asm: Likewise.
22208 * config/sh/linux-unwind.h: Likewise.
22209 * config/sh/shmedia.h: Likewise.
22210 * config/sh/sshmedia.h: Likewise.
22211 * config/sh/ushmedia.h: Likewise.
22212 * config/sparc/crtfastmath.c: Likewise.
22213 * config/sparc/linux-unwind.h: Likewise.
22214 * config/sparc/sol2-c1.asm: Likewise.
22215 * config/sparc/sol2-ci.asm: Likewise.
22216 * config/sparc/sol2-cn.asm: Likewise.
22217 * config/spu/divmodti4.c: Likewise.
22218 * config/spu/divv2df3.c: Likewise.
22219 * config/spu/float_disf.c: Likewise.
22220 * config/spu/float_unsdidf.c: Likewise.
22221 * config/spu/float_unsdisf.c: Likewise.
22222 * config/spu/float_unssidf.c: Likewise.
22223 * config/spu/mfc_multi_tag_release.c: Likewise.
22224 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22225 * config/spu/mfc_tag_release.c: Likewise.
22226 * config/spu/mfc_tag_reserve.c: Likewise.
22227 * config/spu/mfc_tag_table.c: Likewise.
22228 * config/spu/multi3.c: Likewise.
22229 * config/spu/spu_internals.h: Likewise.
22230 * config/spu/spu_intrinsics.h: Likewise.
22231 * config/spu/spu_mfcio.h: Likewise.
22232 * config/spu/vec_types.h: Likewise.
22233 * config/spu/vmx2spu.h: Likewise.
22234 * config/stormy16/stormy16-lib2.c: Likewise.
22235 * config/svr4.h: Likewise.
22236 * config/sync.c: Likewise.
22237 * config/v850/lib1funcs.asm: Likewise.
22238 * config/vxlib-tls.c: Likewise.
22239 * config/vxlib.c: Likewise.
22240 * config/vxworks-dummy.h: Likewise.
22241 * config/xtensa/crti.asm: Likewise.
22242 * config/xtensa/crtn.asm: Likewise.
22243 * config/xtensa/ieee754-df.S: Likewise.
22244 * config/xtensa/ieee754-sf.S: Likewise.
22245 * config/xtensa/lib1funcs.asm: Likewise.
22246 * config/xtensa/lib2funcs.S: Likewise.
22247 * config/xtensa/linux-unwind.h: Likewise.
22248 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22249 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22250 * coretypes.h: Likewise.
22251 * crtstuff.c: Likewise.
22252 * defaults.h: Likewise.
22253 * dwarf2.h: Likewise.
22254 * emutls.c: Likewise.
22255 * gbl-ctors.h: Likewise.
22256 * gcov-io.h: Likewise.
22257 * ginclude/float.h: Likewise.
22258 * ginclude/iso646.h: Likewise.
22259 * ginclude/stdarg.h: Likewise.
22260 * ginclude/stdbool.h: Likewise.
22261 * ginclude/stddef.h: Likewise.
22262 * ginclude/stdfix.h: Likewise.
22263 * ginclude/stdint-gcc.h: Likewise.
22264 * ginclude/tgmath.h: Likewise.
22265 * gthr-aix.h: Likewise.
22266 * gthr-dce.h: Likewise.
22267 * gthr-gnat.c: Likewise.
22268 * gthr-gnat.h: Likewise.
22269 * gthr-lynx.h: Likewise.
22270 * gthr-mipssde.h: Likewise.
22271 * gthr-nks.h: Likewise.
22272 * gthr-posix.c: Likewise.
22273 * gthr-posix.h: Likewise.
22274 * gthr-posix95.h: Likewise.
22275 * gthr-rtems.h: Likewise.
22276 * gthr-single.h: Likewise.
22277 * gthr-solaris.h: Likewise.
22278 * gthr-tpf.h: Likewise.
22279 * gthr-vxworks.h: Likewise.
22280 * gthr-win32.h: Likewise.
22281 * gthr.h: Likewise.
22282 * libgcc2.c: Likewise.
22283 * libgcc2.h: Likewise.
22284 * libgcov.c: Likewise.
22285 * tsystem.h: Likewise.
22286 * typeclass.h: Likewise.
22287 * unwind-c.c: Likewise.
22288 * unwind-compat.h: Likewise.
22289 * unwind-dw2-fde-compat.c: Likewise.
22290 * unwind-dw2-fde-darwin.c: Likewise.
22291 * unwind-dw2-fde-glibc.c: Likewise.
22292 * unwind-dw2-fde.c: Likewise.
22293 * unwind-dw2-fde.h: Likewise.
22294 * unwind-dw2.c: Likewise.
22295 * unwind-dw2.h: Likewise.
22296 * unwind-generic.h: Likewise.
22297 * unwind-pe.h: Likewise.
22298 * unwind-sjlj.c: Likewise.
22299 * unwind.inc: Likewise.
22300 * config/arm/neon-gen.ml: Change generated copyright header to
22301 refer to version 3 of the GNU General Public License with
22302 version 3.1 of the GCC Runtime Library Exception and to point
22303 readers at the COPYING3 and COPYING3.RUNTIME files and the
22304 FSF's license web page.
22305 * config/arm/arm_neon.h: Regenerate.
22307 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22309 * config/cris/cris.md: Change copyright header to refer to version
22310 3 of the GNU General Public License.
22311 * doc/install.texi2html: Change copyright header to refer to version
22312 3 of the GNU General Public License and to point readers at the
22313 COPYING3 file and the FSF's license web page.
22314 * config/vax/linux.h: Likewise.
22316 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22318 * config/i386/i386.md (cmpcc): New.
22319 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22320 (sync_compare_and_swap_cc*): Delete.
22322 * config/s390/s390.c (s390_compare_emitted): Remove.
22323 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22324 s390_compare_emitted used to be handled. Assert that modes match.
22325 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22326 refer to sync_compare_and_swap_ccsi.
22327 * config/s390/s390.h (s390_compare_emitted): Remove.
22328 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22329 instead of s390_compare_emitted.
22330 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22331 instead of s390_compare_emitted.
22332 * config/s390/s390.md (cmpcc): New.
22333 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22334 CC_REGNUM, do not pretend it's set.
22335 (sync_compare_and_swap_cc*): Delete.
22336 * config/s390/predicates.md (cc_reg_operand): New.
22338 * expr.c (sync_compare_and_swap_cc): Delete.
22339 * optabs.h (sync_compare_and_swap_cc): Delete.
22340 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22341 is being used with can_compare_p.
22342 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22343 (find_cc_set): New.
22344 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22345 look for a MODE_CC set instead. Use emit_store_flag.
22346 (expand_compare_and_swap_loop): Likewise, with some additional
22347 complication to avoid a force_reg when useless. Use
22348 emit_cmp_and_jump_insns.
22349 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22350 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22351 sync_compare_and_swap documentation.
22353 2009-04-09 Jan Hubicka <jh@suse.cz>
22355 * except.c (find_prev_try): Break out from ....
22356 (duplicate_eh_regions): ... here; properly update prev_try pointers
22357 when duplication part of tree.
22358 (dump_eh_tree): Improve dumping.
22359 (verify_eh_region): New.
22360 (verify_eh_tree): Use it.
22362 2009-04-06 Richard Guenther <rguenther@suse.de>
22364 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22365 &ARRAY addresses by adjusting their types and prepending
22367 * tree-cfg.c (verify_gimple_assign_single): Verify that
22368 addresses are correct.
22370 2009-04-09 Richard Guenther <rguenther@suse.de>
22372 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22373 indices into an array reference if possible.
22374 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22375 Fold POINTER_PLUS_EXPR statements with invariant address.
22377 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22380 * config.gcc (powerpc64-*-linux*): Always build biarch.
22382 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22385 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22386 it and pedwarn if this results in an INTEGER_CST.
22388 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22390 * doc/install.texi: Update minimum GMP version. Remove obsolete
22391 text in MPFR section.
22393 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22395 * dwarf2out.c (class_scope_p): New static inline.
22396 (class_or_namespace_scope_p): Use it.
22397 (gen_variable_die): Use DW_TAG_member tag for static data member
22398 declarations instead of DW_TAG_variable.
22400 PR middle-end/39573
22401 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22404 2009-04-08 Richard Guenther <rguenther@suse.de>
22406 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22407 valueize random data.
22409 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22411 * config.gcc (aix tm_file): Add aix-stdint.h.
22412 (aix tm clause use_gcc_stdint): Set to wrap.
22413 * config/rs6000/aix-stdint.h: New file.
22415 2009-04-08 Richard Guenther <rguenther@suse.de>
22417 PR middle-end/36291
22418 * tree-dfa.c (add_referenced_var): Do not recurse into
22419 global initializers.
22420 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22422 (fold_const_aggregate_ref): Likewise.
22424 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22426 * recog.c (ordered_comparison_operator): New.
22427 * gensupport.c (std_preds): Add it.
22428 * doc/md.texi (Machine-Independent Predicates): Document it.
22430 2009-04-08 Jan Hubicka <jh@suse.cz>
22432 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22433 * function.h (rtl_eh): Remove exception_handler_label_map.
22434 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22435 remove_exception_handler_label, for_each_eh_label_1): Remove.
22436 (rtl_remove_unreachable_regions): Remove.
22437 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22438 (find_exception_handler_labels): Don't build the hashtable.
22439 (maybe_remove_eh_handler): Remove.
22440 (for_each_eh_label): Rewrite to walk the tree.
22441 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22442 * except.h (maybe_remove_eh_handler): Remove.
22443 * passes.c (init_optimization_passes): Schedule second EH cleanup
22445 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22446 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22448 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22450 * genoutput.c (validate_optab_operands): New.
22451 (gen_insn, gen_expand): Call it.
22453 * genflags.c (gen_insn): Detect misused iterators.
22454 (main): Pass line_no to gen_insn, exit with status 1 on error.
22456 * genextract.c (line_no): Make global.
22457 (VEC_safe_set_locstr): Change assertion to error message.
22458 (main): Exit with status 1 on error.
22460 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22464 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22465 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22466 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22467 * c-convert.c (convert): Do not call fold on results of conversion
22468 functions when the result is a C_MAYBE_CONST_EXPR.
22469 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22470 of __builtin_choose_expr.
22471 * c-typeck.c (remove_c_maybe_const_expr): New.
22472 (build_unary_op, build_conditional_expr, build_compound_expr,
22473 build_binary_op, c_objc_common_truthvalue_conversion): Call
22474 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22477 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22479 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22480 CODE to produce a new one. Add a prototype to use fold_convert_const
22482 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22485 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22486 mix declarations and code.
22488 2009-04-08 Ben Elliston <bje@au.ibm.com>
22490 * gcc.c: Replace `CC' with `GCC' throughout.
22492 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22494 * doc/invoke.texi: Document Atom support.
22496 2009-04-07 Jason Merrill <jason@redhat.com>
22499 * c-common.h, c-common.c: Add flag_pretty_templates.
22500 * c-opts.c (c_common_handle_option): Set it.
22501 * c.opt: Add -fno-pretty-templates.
22502 * doc/invoke.texi (C++ Dialect Options): Likewise.
22504 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22506 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22507 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22508 (ia64_expand_builtin): Likewise.
22510 2009-04-07 Martin Jambor <mjambor@suse.cz>
22512 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22513 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22514 ADDR_EXPRS are include too.
22516 2009-04-07 Richard Guenther <rguenther@suse.de>
22518 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22519 decls are only used if passes as parameters or if they are
22520 local statics and the call is not to a builtin.
22521 (call_may_clobber_ref_p_1): Likewise.
22523 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22525 * expr.c (do_store_flag): Remove last argument. Simplify code
22526 to avoid duplication of tests already done by can_compare_p.
22527 (expand_expr_real_1): Adjust caller.
22529 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22531 * optabs.c (can_compare_p): Test the predicate of a
22532 cbranch and cstore pattern.
22534 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22536 * expr.c (convert_move): Use emit_store_flag instead of
22539 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22541 * config/i386/i386.c (ix86_compare_emitted): Remove.
22542 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22543 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22544 * config/i386/i386.h (ix86_compare_emitted): Remove.
22545 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22546 instead of ix86_compare_emitted.
22547 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22549 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22551 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22552 Add t-sysroot-suffix to tmake_file.
22553 * config/print-sysroot-suffix.sh: New file.
22554 * config/t-sysroot-suffix: New file.
22556 2009-04-07 Ben Elliston <bje@au.ibm.com>
22558 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22559 as the latter produces a warning when the target does not support
22562 2009-04-07 Ben Elliston <bje@au.ibm.com>
22564 * dfp.c: Replace type punning assignments with memcpy throughout.
22565 * Makefile.in (dfp.o-warn): Remove.
22567 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22570 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22571 Include soft-fp/t-softfp after rs6000/t-linux64.
22573 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22575 * stor-layout.c (set_sizetype): Use the full precision of their
22576 machine mode for bitsize types.
22578 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22580 * config/i386/i386.md: Revert 2 accidental checkins.
22582 2009-04-06 Joey Ye <joey.ye@intel.com>
22583 Xuepeng Guo <xuepeng.guo@intel.com>
22584 H.J. Lu <hongjiu.lu@intel.com>
22586 Atom pipeline model, tuning and insn selection.
22587 * config.gcc (atom): Add atom config options and target.
22589 * config/i386/atom.md: New.
22591 * config/i386/i386.c (atom_cost): New cost.
22592 (m_ATOM): New macro flag.
22593 (initial_ix86_tune_features): Set m_ATOM.
22594 (x86_accumulate_outgoing_args): Likewise.
22595 (x86_arch_always_fancy_math_387): Likewise.
22596 (processor_target): Add Atom cost.
22597 (cpu_names): Add Atom cpu name.
22598 (override_options): Set Atom ISA.
22599 (ix86_issue_rate): New case PROCESSOR_ATOM.
22600 (ix86_adjust_cost): Likewise.
22602 * config/i386/i386.h (TARGET_ATOM): New target macro.
22603 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22604 (TARGET_OPT_AGU): New target option.
22605 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22606 (processor_type): Add PROCESSOR_ATOM.
22608 * config/i386/i386.md (cpu): Add new value "atom".
22609 (use_carry, movu): New attr.
22610 (atom.md): Include atom.md.
22611 (adddi3_carry_rex64): Set attr "use_carry".
22612 (addqi3_carry): Likewise.
22613 (addhi3_carry): Likewise.
22614 (addsi3_carry): Likewise.
22615 (*addsi3_carry_zext): Likewise.
22616 (subdi3_carry_rex64): Likewise.
22617 (subqi3_carry): Likewise.
22618 (subhi3_carry): Likewise.
22619 (subsi3_carry): Likewise.
22620 (x86_movdicc_0_m1_rex64): Likewise.
22621 (*x86_movdicc_0_m1_se): Likewise.
22622 (x86_movsicc_0_m1): Likewise.
22623 (*x86_movsicc_0_m1_se): Likewise.
22624 (*adddi_1_rex64): Emit add insn as much as possible.
22625 (*addsi_1): Likewise.
22626 (return_internal): Set atom_unit.
22627 (return_internal_long): Likewise.
22628 (return_pop_internal): Likewise.
22629 (*rcpsf2_sse): Set atom_sse_attr attr.
22630 (*qrt<mode>2_sse): Likewise.
22631 (*prefetch_sse): Likewise.
22633 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22635 (ix86_target_macros_internal): Likewise.
22637 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22638 (*prefetch_sse_rex): Likewise.
22639 (sse_rcpv4sf2): Likewise.
22640 (sse_vmrcpv4sf2): Likewise.
22641 (sse_sqrtv4sf2): Likewise.
22642 (<sse>_vmsqrt<mode>2): Likewise.
22643 (sse_ldmxcsr): Likewise.
22644 (sse_stmxcsr): Likewise.
22645 (*sse_sfence): Likewise.
22646 (sse2_clflush): Likewise.
22647 (*sse2_mfence): Likewise.
22648 (*sse2_lfence): Likewise.
22649 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22650 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22651 (avx_movdqu<avxmodesuffix>): Likewise.
22652 (avx_lddqu<avxmodesuffix>): Likewise.
22653 (sse2_movntv2di): Change attr "type" to "ssemov".
22654 (sse2_movntsi): Likewise.
22655 (rsqrtv8sf2): Change attr "type" to "sseadd".
22656 (sse3_addsubv2df3): Set attr "atom_unit".
22657 (sse3_h<plusminus_insn>v4sf3): Likewise.
22658 (*sse2_pmaddwd): Likewise.
22659 (*vec_extractv2di_1_rex64): Likewise.
22660 (*vec_extractv2di_1_avx): Likewise.
22661 (sse2_psadbw): Likewise.
22662 (ssse3_phaddwv8hi3): Likewise.
22663 (ssse3_phaddwv4hi3): Likewise.
22664 (ssse3_phadddv4si3): Likewise.
22665 (ssse3_phadddv2si3): Likewise.
22666 (ssse3_phaddswv8hi3): Likewise.
22667 (ssse3_phaddswv4hi3): Likewise.
22668 (ssse3_phsubwv8hi3): Likewise.
22669 (ssse3_phsubwv4hi3): Likewise.
22670 (ssse3_phsubdv4si3): Likewise.
22671 (ssse3_phsubdv2si3): Likewise.
22672 (ssse3_phsubswv8hi3): Likewise.
22673 (ssse3_phsubswv4hi3): Likewise.
22674 (ssse3_pmaddubsw128): Likewise.
22675 (sse3_pmaddubsw: Likewise.
22676 (ssse3_palignrti): Likewise.
22677 (ssse3_palignrdi): Likewise.
22679 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22681 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22683 2009-04-06 Richard Guenther <rguenther@suse.de>
22685 PR tree-optimization/28868
22686 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22687 of which PHI results we inserted.
22688 (insert_into_preds_of_block): Record inserted PHIs.
22689 (eliminate): Eliminate redundant PHI nodes.
22690 (init_pre): Init inserted_phi_names.
22692 2009-04-06 Richard Guenther <rguenther@suse.de>
22694 PR tree-optimization/39643
22695 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22696 IMAGPART_EXPRs of complex constants.
22697 (execute_fold_all_builtins): If we folded a call queue
22698 TODO_update_address_taken.
22700 2009-04-06 Jan Hubicka <jh@suse.cz>
22702 PR middle-end/39659
22703 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22706 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22708 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22710 (ic_invalidate_array): Likewise.
22712 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22714 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22715 alignment for library calls.
22717 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22719 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22720 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22721 * config/i386/mingw-stdint.h: New file.
22723 2009-04-05 Richard Guenther <rguenther@suse.de>
22725 PR tree-optimization/39648
22726 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22727 our &A vs. &A[0] IL deficiencies.
22729 2009-04-04 Jan Hubicka <jh@suse.cz>
22731 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22732 removed toplevel regions.
22733 (sjlj_mark_call_sites): Likewise.
22735 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22737 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22738 (cygwin tm clause use_gcc_stdint): Set to wrap.
22739 * config/i386/cygwin-stdint.h: New file.
22741 2009-04-04 Richard Guenther <rguenther@suse.de>
22743 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22744 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22745 single-argument PHIs if we are in loop-closed SSA form.
22746 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22747 for the pre-condition.
22748 (slpeel_tree_peel_loop_to_edge): Likewise.
22749 (vect_build_loop_niters): Take an optional sequence to append stmts.
22750 (vect_generate_tmps_on_preheader): Likewise.
22751 (vect_do_peeling_for_loop_bound): Take extra guards for the
22753 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22754 the cost model check.
22755 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22756 guards if we are going to peel. Do not apply versioning in that case.
22757 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22758 (vect_do_peeling_for_loop_bound): Likewise.
22759 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22760 loop bound only record extra pre-conditions, do not apply loop
22763 2009-04-04 Richard Guenther <rguenther@suse.de>
22765 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22768 2009-04-04 Jan Hubicka <jh@suse.cz>
22770 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22771 last_basic_block for size of bb->index indexed array.
22772 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22773 compute_out, link_btr_uses, build_btr_def_use_webs,
22774 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22776 2009-04-04 Jan Hubicka <jh@suse.cz>
22778 * except.c (remove_eh_handler_and_replace): Break out from ...
22779 (remove_eh_handler): ... here.
22780 (bring_to_root): New function.
22781 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22782 handled ones, bring others to root of tree.
22784 2009-04-04 Jan Hubicka <jh@suse.cz>
22786 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22787 (all_phis_safe_to_merge): New function.
22788 (update_info): New structure.
22789 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22790 (cleanup_empty_eh): Update SSA if possible.
22792 2009-04-04 Richard Guenther <rguenther@suse.de>
22794 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22795 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22796 (append_vuse): Likewise.
22798 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22800 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22801 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22802 instead of REG_UNSAVED for DW_CFA_undefined.
22803 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22804 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22807 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22810 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22812 2009-04-04 Richard Guenther <rguenther@suse.de>
22814 PR tree-optimization/8781
22815 PR tree-optimization/37892
22816 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22817 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22818 (valueize_refs): Call it for *& valueizations.
22819 (shared_reference_ops_from_ref): Rename to ...
22820 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22821 (shared_reference_ops_from_call): Rename to ...
22822 (valueize_shared_reference_ops_from_call): ... this and valueize.
22823 (vn_reference_lookup): Update.
22824 (visit_reference_op_call): Likewise.
22825 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22826 (eliminate): Value-replace the call address in call statements.
22828 2009-04-04 Richard Guenther <rguenther@suse.de>
22830 PR tree-optimization/39636
22831 * tree-ssa-forwprop.c
22832 (forward_propagate_addr_into_variable_array_index): Check for
22833 GIMPLE_ASSIGN before accessing the rhs code.
22835 2009-04-03 Jason Merrill <jason@redhat.com>
22837 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22839 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22841 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22842 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22843 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22844 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22845 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22846 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22847 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22848 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22849 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22850 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22851 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22852 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22853 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22854 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22855 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22856 Use fr_reg_or_fp01_operand instead of fr_register_operand
22858 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22859 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22860 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22862 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22864 PR rtl-optimization/39607
22865 PR rtl-optimization/39631
22869 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22870 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22871 instead of DF_LR_OUT.
22872 * ira-lives.c (process_bb_node_lives): Ditto.
22873 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22874 instead of DF_LR_{OUT,IN}.
22875 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22876 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22878 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22880 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22881 (execute_lower_omp): Always run but take the short way out if -fopenmp
22883 (gate_lower_omp): Remove, forcing the pass manager to always run the
22884 pass and always set PROP_gimple_lomp.
22885 (pass_lower_omp): Remove gate function.
22886 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22887 PROP_trees. Instead, require it.
22888 * ipa-cp.c (pass_ipa_cp): Likewise.
22889 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22890 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22891 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22892 and PROP_gimple_leh.
22894 2009-04-03 Richard Guenther <rguenther@suse.de>
22896 PR middle-end/13146
22897 PR tree-optimization/23940
22898 PR tree-optimization/33237
22899 PR middle-end/33974
22900 PR middle-end/34093
22901 PR tree-optimization/36201
22902 PR tree-optimization/36230
22903 PR tree-optimization/38049
22904 PR tree-optimization/38207
22905 PR tree-optimization/38230
22906 PR tree-optimization/38301
22907 PR tree-optimization/38585
22908 PR middle-end/38895
22909 PR tree-optimization/38985
22910 PR tree-optimization/39299
22911 * tree-ssa-structalias.h: Remove.
22912 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22913 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22914 (struct vuse_element_d): Remove.
22915 (struct vuse_vec_d): Likewise.
22916 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22917 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22918 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22919 VUSE_ELEMENT_VAR): Likewise.
22920 (struct voptype_d): Likewise.
22921 (NUM_VOP_FREE_BUCKETS): Likewise.
22922 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22923 (struct stmt_operands_d): Remove.
22924 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22925 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22926 VDEF_NUM, VDEF_VECT): Likewise.
22927 (copy_virtual_operands): Remove.
22928 (operand_build_cmp): Likewise.
22929 (create_ssa_artificial_load_stmt): Likewise.
22930 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22931 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22932 vuse_index and mayuse_index members. Pack and move done and iter_type
22933 members to the front.
22934 (SSA_OP_VMAYUSE): Remove.
22935 (SSA_OP_VIRTUAL_USES): Adjust.
22936 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22937 (unlink_stmt_vdef): Declare.
22938 (add_to_addressable_set): Remove.
22939 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22940 (vrp_visit_stmt): Likewise.
22941 * doc/tree-ssa.texi (Alias analysis): Update.
22942 * doc/invoke.texi (max-aliased-vops): Remove docs.
22943 (avg-aliased-vops): Likewise.
22944 * tree-into-ssa.c (syms_to_rename): Remove.
22945 (need_to_update_vops_p): Likewise.
22946 (need_to_initialize_update_ssa_p): Rename to ...
22947 (update_ssa_initialized_fn): ... this. Track function we are
22949 (symbol_marked_for_renaming): Simplify.
22950 (add_new_name_mapping): Do not set need_to_update_vops_p.
22951 (dump_currdefs): Use SYMS_TO_RENAME.
22952 (rewrite_update_stmt): Always walk all uses/defs.
22953 (dump_update_ssa): Adjust.
22954 (init_update_ssa): Take function argument. Track what we are
22956 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22957 (create_new_def_for): Initialize for cfun, assert we are initialized
22959 (mark_sym_for_renaming): Simplify.
22960 (mark_set_for_renaming): Do not initialize update-ssa.
22961 (need_ssa_update_p): Simplify. Take function argument.
22962 (name_mappings_registered_p): Assert we ask for the correct function.
22963 (name_registered_for_update_p): Likewise.
22964 (ssa_names_to_replace): Likewise.
22965 (release_ssa_name_after_update_ssa): Likewise.
22966 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22967 (dump_decl_set): Do not print a newline.
22968 (debug_decl_set): Do it here.
22969 (dump_update_ssa): And here.
22970 * tree-ssa-loop-im.c (move_computations): Adjust.
22971 (movement_possibility): Likewise.
22972 (determine_max_movement): Likewise.
22973 (gather_mem_refs_stmt): Likewise.
22974 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22975 or NAME_MEMORY_TAG.
22976 * tree-complex.c (update_all_vops): Remove.
22977 (expand_complex_move): Adjust.
22978 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22979 Simplify test for memory referencing statement. Exclude
22980 non-invariant ADDR_EXPRs.
22981 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22982 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22983 (rdg_flag_uses): Likewise.
22984 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22986 (tree_optimize_tail_calls_1): Also split the
22987 edge from the entry block if we have degenerate PHI nodes in
22988 the first basic block.
22989 * tree.c (init_ttree): Remove memory-tag related code.
22990 (tree_code_size): Likewise.
22991 (tree_node_structure): Likewise.
22992 (build7_stat): Re-write to be build6_stat.
22993 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22994 (SSA_VAR_P): Adjust.
22995 (struct tree_memory_tag): Remove.
22996 (struct tree_memory_partition_tag): Likewise.
22997 (union tree_node): Adjust.
22998 (build7): Re-write to be build6.
22999 * tree-pass.h (pass_reset_cc_flags): Remove.
23000 (TODO_update_address_taken): New flag.
23001 (pass_simple_dse): Remove.
23002 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23003 * params.h (MAX_ALIASED_VOPS): Remove.
23004 (AVG_ALIASED_VOPS): Likewise.
23005 * omp-low.c (expand_omp_taskreg): Update SSA form.
23006 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23007 aliases the lhs in a copy stmt.
23008 * tree-ssa-dse.c (struct address_walk_data): Remove.
23009 (memory_ssa_name_same): Likewise.
23010 (memory_address_same): Likewise.
23011 (get_kill_of_stmt_lhs): Likewise.
23012 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23013 unused stores. Look through PHI nodes into post-dominated regions.
23014 (dse_optimize_stmt): Simplify. Properly remove stores.
23015 (tree_ssa_dse): Compute dominators.
23016 (execute_simple_dse): Remove.
23017 (pass_simple_dse): Likewise.
23018 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23019 gimple_loaded_syms and gimple_stored_syms computation.
23020 * toplev.c (dump_memory_report): Dump alias and pta stats.
23021 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23022 (vn_reference_eq): Likewise.
23023 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23024 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23025 valueize_vuses): Remove.
23026 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23027 (get_def_ref_stmt_vuse): ... this.
23028 (vn_reference_lookup_2): New function.
23029 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23030 walking equivalent vuses. Simplify.
23031 (vn_reference_lookup): Likewise.
23032 (vn_reference_insert): Likewise.
23033 (vn_reference_insert_pieces): Likewise.
23034 (visit_reference_op_call): Simplify.
23035 (visit_reference_op_load): Likewise.
23036 (visit_reference_op_store): Likewise.
23037 (init_scc_vn): Remove shared_lookup_vuses initialization.
23038 (free_scc_vn): Remove shared_lookup_vuses freeing.
23039 (sort_vuses, sort_vuses_heap): Remove.
23040 (get_ref_from_reference_ops): Export.
23041 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23042 vector with single vuse pointer.
23043 (vn_reference_lookup_pieces, vn_reference_lookup,
23044 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23045 (shared_vuses_from_stmt): Remove.
23046 (get_ref_from_reference_ops): Declare.
23047 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23048 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23049 memory-tag related code.
23050 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23051 (likely_value): Add comment, skip static-chain of call statements.
23052 (surely_varying_stmt_p): Adjust.
23053 (gimplify_and_update_call_from_tree): Likewise.
23054 (execute_fold_all_builtins): Do not rebuild alias info.
23055 (gimplify_and_update_call_from_tree): Properly update VOPs.
23056 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23057 (copy_ref_info): Remove memory-tag related code.
23058 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23059 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23060 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23062 * tree-ssa-dom.c (gimple_p): Remove typedef.
23063 (eliminate_redundant_computations): Adjust.
23064 (record_equivalences_from_stmt): Likewise.
23065 (avail_expr_hash): Likewise.
23066 (avail_expr_eq): Likewise.
23067 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23068 (stmt_makes_single_load): Likewise.
23069 (stmt_makes_single_store): Likewise.
23070 * tree-ssa-alias.c: Rewrite completely.
23071 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23072 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23073 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23074 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23075 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23076 Remove public functions.
23077 (pass_reset_cc_flags): Remove.
23078 (pass_build_alias): Move ...
23079 * tree-ssa-structalias.c (pass_build_alias): ... here.
23080 * tree-ssa-alias.c (may_be_aliased): Move ...
23081 * tree-flow-inline.h (may_be_aliased): ... here.
23082 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23083 count_uses_and_derefs): Move ...
23084 * gimple.c: ... here.
23085 * gimple.h (count_uses_and_derefs): Declare.
23086 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23087 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23088 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23089 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23090 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23091 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23092 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23094 * tree-dfa.c (refs_may_alias_p): Move ...
23095 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23096 * tree-ssa-alias.h: New file.
23097 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23098 (statement_sink_location): Likewise.
23099 * opts.c (decode_options): Do not adjust max-aliased-vops or
23100 avg-aliased-vops values.
23101 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23102 (TV_CALL_CLOBBER): Likewise.
23103 (TV_FLOW_SENSITIVE): Likewise.
23104 (TV_FLOW_INSENSITIVE): Likewise.
23105 (TV_MEMORY_PARTITIONING): Likewise.
23106 (TV_ALIAS_STMT_WALK): New timevar.
23107 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23108 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23109 (get_address_description): Remove memory-tag related code.
23110 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23111 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23112 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23113 and immediate uses in statements. Document.
23114 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23115 (dump_symbols): Remove.
23116 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23117 * alias.c (get_deref_alias_set): New function split out from ...
23118 (get_alias_set): ... here.
23119 * alias.h (get_deref_alias_set): Declare.
23120 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23121 type parameter. Remove restrict pointer handling. Create a
23122 ref-all pointer in case type-based alias sets do not conflict.
23123 (vect_analyze_data_refs): Remove SMT related code.
23124 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23125 (vectorizable_load): Likewise.
23126 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23127 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23128 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23129 Ignore vops and SMTs.
23130 (dr_analyze_alias): Likewise..
23131 (free_data_ref): Likewise.
23132 (create_data_ref): Likewise.
23133 (analyze_all_data_dependences): Likewise.
23134 (get_references_in_stmt): Adjust.
23135 * tree-flow-inline.h (gimple_aliases_computed_p,
23136 gimple_addressable_vars, gimple_call_clobbered_vars,
23137 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23138 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23139 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23140 gimple_mem_ref_stats): Remove.
23141 (gimple_vop): New function.
23142 (op_iter_next_use): Remove vuses and mayuses cases.
23143 (op_iter_next_def): Remove vdefs case.
23144 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23145 (clear_and_done_ssa_iter): Do not set removed fields.
23146 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23147 Assert we are not iterating over vuses or vdefs if not also
23148 iterating over uses or defs.
23149 (op_iter_init_use): Likewise.
23150 (op_iter_init_def): Likewise.
23151 (op_iter_next_vdef): Remove.
23152 (op_iter_next_mustdef): Likewise.
23153 (op_iter_init_vdef): Likewise.
23154 (compare_ssa_operands_equal): Likewise.
23155 (link_use_stmts_after): Handle vuse operand.
23156 (is_call_used): Use is_call_clobbered.
23157 (is_call_clobbered): Global variables are always call clobbered,
23158 query the call-clobbers bitmap.
23159 (mark_call_clobbered): Ignore global variables.
23160 (clear_call_clobbered): Likewise.
23161 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23162 virtual operands sanity check.
23163 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23165 (TARGET_MEM_REF): Remove TMR_TAG operand.
23166 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23167 Remove call-clobber related code.
23168 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23169 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23170 partitions or escape reason.
23171 (get_single_def_stmt, get_single_def_stmt_from_phi,
23172 get_single_def_stmt_with_phi): Remove.
23173 (dump_referenced_vars): Tidy.
23174 (get_ref_base_and_extent): Allow bare decls.
23175 (collect_dfa_stats): Adjust.
23176 * graphite.c (rename_variables_in_stmt): Adjust.
23177 (graphite_copy_stmts_from_block): Likewise.
23178 (translate_clast): Likewise.
23179 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23181 (translate_vuse_through_block): Use the oracle.
23182 (phi_translate_1): Adjust.
23183 (value_dies_in_block_x): Use the oracle. Cache the outcome
23185 (valid_in_sets): Check if the VUSE for
23186 a REFERENCE is available.
23187 (eliminate): Do not remove stmts during elimination,
23188 instead queue and remove them afterwards.
23189 (do_pre): Do not rebuild alias info.
23190 (pass_pre): Run TODO_rebuild_alias before PRE.
23191 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23192 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23193 (mark_all_v_defs_stmt): Remove.
23194 (mark_all_v_defs_seq): Adjust.
23195 (sra_replace): Likewise.
23196 (scalarize_use): Likewise.
23197 (scalarize_copy): Likewise.
23198 (scalarize_init): Likewise.
23199 (scalarize_ldst): Likewise.
23200 (todoflags): Remove.
23201 (tree_sra): Do not rebuild alias info.
23202 (tree_sra_early): Adjust.
23203 (pass_sra): Run TODO_update_address_taken before SRA.
23204 * tree-predcom.c (set_alias_info): Remove.
23205 (prepare_initializers_chain): Do not call it.
23206 (mark_virtual_ops_for_renaming): Adjust.
23207 (mark_virtual_ops_for_renaming_list): Remove.
23208 (initialize_root_vars): Adjust.
23209 (initialize_root_vars_lm): Likewise.
23210 (prepare_initializers_chain): Likewise.
23211 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23212 (may_propagate_copy_into_stmt): Likewise.
23213 (merge_alias_info): Do nothing for now.
23214 (propagate_tree_value_into_stmt): Adjust.
23215 (stmt_may_generate_copy): Likewise.
23216 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23217 not mark symbols for renaming.
23218 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23219 with the same statement, make sure to update the new pointed-to one.
23220 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23221 call statements, do not mark symbols for renaming.
23222 (mark_operand_necessary): Dump something.
23223 (ref_may_be_aliased): New function.
23224 (mark_aliased_reaching_defs_necessary_1): New helper function.
23225 (mark_aliased_reaching_defs_necessary): Likewise.
23226 (mark_all_reaching_defs_necessary_1): Likewise.
23227 (mark_all_reaching_defs_necessary): Likewise.
23228 (propagate_necessity): Do not process virtual PHIs. For
23229 non-aliased loads mark all reaching definitions as necessary.
23230 For aliased loads and stores mark the immediate dominating
23231 aliased clobbers as necessary.
23232 (visited): New global static.
23233 (perform_tree_ssa_dce): Free visited bitmap after propagating
23235 (remove_dead_phis): Perform simple dead virtual PHI removal.
23236 (remove_dead_stmt): Properly unlink virtual operands when
23238 (eliminate_unnecessary_stmts): Schedule PHI removal after
23240 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23241 (process_replaceable): Likewise.
23242 (find_replaceable_in_bb): Likewise.
23243 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23244 based on the single gimple vop.
23245 (verify_flow_insensitive_alias_info): Remove.
23246 (verify_flow_sensitive_alias_info): Likewise.
23247 (verify_call_clobbering): Likewise.
23248 (verify_memory_partitions): Likewise.
23249 (verify_alias_info): Likewise.
23250 (verify_ssa): Adjust..
23251 (execute_update_addresses_taken): Export. Update SSA
23252 manually. Optimize only when optimizing. Use a local bitmap.
23253 (pass_update_address_taken): Remove TODO_update_ssa, add
23255 (pass_update_address_taken): Just use TODO_update_address_taken.
23256 (init_tree_ssa): Do not initialize addressable_vars.
23257 (verify_ssa): Verify new VUSE / VDEF properties.
23258 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23259 Do not call verify_alias_info.
23260 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23261 Do not free the loaded and stored syms bitmaps. Reset the escaped
23262 and callused solutions. Do not free addressable_vars.
23263 Remove memory-tag related code.
23264 (warn_uninitialized_var): Aliases are always available.
23265 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23266 * lambda-code.c (can_put_in_inner_loop): Adjust.
23267 (can_put_after_inner_loop): Likewise.
23268 (perfect_nestify): Likewise.
23269 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23270 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23271 (vectorizable_conversion): Do not mark symbols for renaming.
23272 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23273 (expand_call_inline): Unlink the calls virtual operands before
23275 (tree_function_versioning): Do not call update_ssa if we are not
23276 updating clones. Simplify.
23277 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23278 (propagate_with_phi): Likewise..
23279 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23280 clobber code. Assert we are not aliased or global.
23281 * tree-flow.h: Include tree-ssa-alias.h
23282 (enum escape_type): Remove.
23283 (struct mem_sym_stats_d): Likewise.
23284 (struct mem_ref_stats_d): Likewise.
23285 (struct gimple_df): Add vop member. Remove global_var,
23286 call_clobbered_vars, call_used_vars, addressable_vars,
23287 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23288 escaped and callused members.
23289 (struct ptr_info_def): Remove all members, add points-to solution
23291 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23292 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23293 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23294 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23295 (tree-ssa-alias.o): Likewise.
23296 (toplev.o): Add tree-ssa-alias.h
23297 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23298 * gimple.c (gimple_set_bb): Fix off-by-one error.
23299 (is_gimple_reg): Do not handle memory tags.
23300 (gimple_copy): Also copy virtual operands.
23301 Delay updating the statement. Do not reset loaded and stored syms.
23302 (gimple_set_stored_syms): Remove.
23303 (gimple_set_loaded_syms): Likewise.
23304 (gimple_call_copy_skip_args): Copy the virtual operands
23305 and mark the new statement modified.
23306 * tree-ssa-structalias.c (may_alias_p): Remove.
23307 (set_uids_in_ptset): Take the alias set to prune with as
23308 parameter. Fold in the alias test of may_alias_p.
23309 (compute_points_to_sets): Compute whether a ptr is dereferenced
23310 in a local sbitmap.
23311 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23312 other ADDRESSOF constraints on the lhs.
23313 (get_constraint_for_component_ref): Assert that we don't get
23314 ADDRESSOF constraints from the base of the reference.
23315 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23316 (struct variable_info): Remove collapsed_to member.
23317 (get_varinfo_fc): Remove.
23318 (new_var_info): Do not set collapsed_to.
23319 (dump_constraint): Do not follow cycles.
23320 (dump_constraint_graph): Likewise.
23321 (build_pred_graph): Likewise.
23322 (build_succ_graph): Likewise.
23323 (rewrite_constraints): Likewise.
23324 (do_simple_structure_copy): Remove.
23325 (do_rhs_deref_structure_copy): Remove.
23326 (do_lhs_deref_structure_copy): Remove.
23327 (collapse_rest_of_var): Remove.
23328 (do_structure_copy): Re-implement.
23329 (pta_stats): New global variable.
23330 (dump_pta_stats): New function.
23331 (struct constraint_expr): Make offset signed.
23332 (UNKNOWN_OFFSET): Define special value.
23333 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23334 (solution_set_expand): New helper function split out from ...
23335 (do_sd_constraint): ... here.
23336 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23337 (do_ds_constraint): Likewise.
23338 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23339 and CALLUSED = *CALLUSED.
23340 (set_union_with_increment): Make inc argument signed.
23341 (type_safe): Remove.
23342 (get_constraint_for_ptr_offset): Handle unknown and negative
23344 (first_vi_for_offset): Handle offsets before start. Bail
23345 out early for offsets beyond the variable extent.
23346 (first_or_preceding_vi_for_offset): New function.
23347 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23348 Together with ESCAPED = *ESCAPED this properly computes reachability.
23349 (find_what_var_points_to): New function.
23350 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23351 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23352 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23353 pt_solutions_intersect): New functions.
23354 (compute_call_used_vars): Remove.
23355 (compute_may_aliases): New main entry into PTA computation.
23356 * gimple.h (gimple_p): New typedef.
23357 (struct gimple_statement_base): Remove references_memory_p.
23358 (struct gimple_statement_with_memory_ops_base): Remove
23359 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23361 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23362 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23363 gimple_set_references_memory): Remove.
23364 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23365 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23367 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23368 (verify_expr): Allow RESULT_DECL.
23369 (gimple_duplicate_bb): Do not copy virtual operands.
23370 (gimple_duplicate_sese_region): Adjust.
23371 (gimple_duplicate_sese_tail): Likewise.
23372 (mark_virtual_ops_in_region): Remove.
23373 (move_sese_region_to_fn): Do not call it.
23374 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23375 and pass_simple_dse.
23376 (execute_function_todo): Handle TODO_update_address_taken,
23377 call execute_update_addresses_taken for TODO_rebuild_alias.
23378 (execute_todo): Adjust.
23379 (execute_one_pass): Init dump files early.
23380 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23382 (create_general_new_stmt): Clear vops.
23383 * tree-ssa-reassoc.c (get_rank): Adjust.
23384 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23385 symbols for renaming.
23386 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23387 (PARAM_AVG_ALIASED_VOPS): Likewise.
23388 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23389 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23390 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23391 (operand_build_cmp, copy_virtual_operands,
23392 create_ssa_artificial_load_stmt, add_to_addressable_set,
23393 gimple_add_to_addresses_taken): Remove public functions.
23394 (unlink_stmt_vdef): New function.
23396 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23398 * config.gcc (powerpc-*-linux*): Merge variants.
23400 2009-04-02 Chao-ying Fu <fu@mips.com>
23401 James Grosbach <james.grosbach@microchip.com>
23403 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23404 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23406 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23407 keep_interrupts_masked_p, use_debug_exception_return_p.
23408 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23409 keep_interrupts_masked, use_debug_exception_return.
23410 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23411 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23413 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23414 (mips_print_operand): Process COP0 registers to print $0 .. $31
23415 correctly for GAS to process.
23416 (mips_interrupt_extra_call_saved_reg_p): New function.
23417 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23419 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23420 (mips_compute_frame_info): Add supports for interrupt context that
23421 includes doubleword accumulators and COP0 registers.
23422 (mips_for_each_saved_acc): New function.
23423 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23424 mips_for_each_saved_reg.
23425 (mips_save_reg): Save accumulators.
23426 (mips_kernel_reg_p): A new for_each_rtx callback.
23427 (mips_expand_prologue): Support interrupt handlers.
23428 (mips_restore_reg): Restore accumulators.
23429 (mips_expand_epilogue): Support interrupt handlers.
23430 (mips_can_use_return_insn): Return false for interrupt handlers.
23431 (mips_epilogue_uses): New function.
23432 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23433 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23434 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23435 cop0_move): New instructions.
23436 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23437 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23439 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23441 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23442 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23443 interrupt handlers, we use K0 as the temporary register.
23444 (EPILOGUE_USES): Change to a function call.
23445 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23446 handlers, we use K0 as the temporary register.
23448 * doc/extend.texi (Function Attributes): Document interrupt,
23449 use_shadow_register_set, keep_interrupts_masked,
23450 use_debug_exception_return for MIPS attributes.
23452 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23454 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23455 Remove a number of t-files from tmake_file.
23456 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23457 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23458 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23459 target_prototype, not TARGET_PROTOTYPE.
23460 (LINK_OS_GNU_SPEC): Define.
23461 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23462 and darwin-ldoubdle.c.
23464 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23467 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23468 (cpp_options): Ditto.
23469 (default_compilers): Ditto.
23470 (display_help): Ditto.
23471 (process_command): Ditto.
23472 (do_spec_1): Ditto.
23473 (set_input): Use lbasename instead of duplicate code.
23474 (save_temps_prefix): New static for -save-temps=obj.
23475 (save_temps_length): Ditto.
23477 * doc/invoke.texi (-save-temps=obj): Document new variant to
23478 -save-temps switch.
23480 2009-04-02 Jeff Law <law@redhat.com>
23482 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23485 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23487 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23488 * configure: Regenerated.
23490 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23492 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23493 share the argument list.
23495 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23499 2009-02-12 Diego Novillo <dnovillo@google.com>
23501 * varpool.c (debug_varpool): New.
23502 * cgraph.h (debug_varpool): Declare.
23504 2009-04-02 Jan Hubicka <jh@suse.cz>
23506 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23509 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23511 * config/i386/i386.c (ix86_abi): Move initialization to ...
23512 (override_options): Here.
23514 2009-04-02 Christian Bruel <christian.bruel@st.com>
23516 * config/sh/sh.c (sh_dwarf_register_span): New function.
23517 (TARGET_DWARF_REGISTER_SPAN): Define.
23518 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23520 2009-04-02 Ira Rosen <irar@il.ibm.com>
23522 PR tree-optimization/39595
23523 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23524 interleaved loads group is not greater than the SLP group size.
23526 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23528 * builtins.c (is_builtin_name): New.
23529 (called_as_built_in): Use is_builtin_name.
23530 * tree.h (is_builtin_name): New.
23531 * varasm.c (incorporeal_function_p): Use is_builtin_name
23533 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23535 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23537 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23540 * c-decl.c (clone_underlying_type): Move this ...
23541 * c-common.c (set_underlying_type): ... here.
23542 Also, make sure the function properly sets TYPE_STUB_DECL() on
23543 the newly created typedef variant type.
23544 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23545 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23548 2009-04-02 Richard Guenther <rguenther@suse.de>
23550 PR tree-optimization/37221
23551 * tree-flow.h (degenerate_phi_result): Declare.
23552 * tree-ssa-dom.c (degenerate_phi_result): Export.
23553 * tree-scalar-evolution.c (analyze_initial_condition): If
23554 the initial condition is defined by a degenerate PHI node
23555 use the degenerate value.
23557 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23559 PR rtl-optimization/39588
23560 * combine.c (merge_outer_ops): Do not set the constant when this
23562 (simplify_shift_const_1): Do not modify it either in this case.
23564 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23566 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23567 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23569 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23572 * c-lex.c (interpret_float): Default (no suffix) is double.
23574 2009-04-1 Xinliang David Li <davidxl@google.com>
23576 * config/i386/i386.c (legitimate_constant_p): Recognize
23577 all one vector constant.
23579 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23581 * config/vax/vax.c: Add #includes to silence warnings.
23582 Change #include order to silence two warnings.
23584 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23586 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23587 (ASM_SPEC): Pass -k to the assembler for PIC code.
23589 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23591 * config.gcc: Add vax-*-linux* to the switch.
23592 * config/vax/linux.h: New file. (TARGET_VERSION,
23593 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23595 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23597 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23598 Use predicate macros instead of GET_CODE() == foo.
23599 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23600 ashlsi3, rotrsi3, <unnamed>): Likewise.
23602 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23604 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23605 jbbccihi, jbbccisi): Remova trailing whitespace.
23606 * config/vax/constraints.md: Likewise.
23607 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23608 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23609 * config/vax/predicates.md: Likewise.
23610 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23611 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23612 * config/vax/vax.h: Likewise.
23613 * config/vax/vax.md (nonlocal_goto): Likewise.
23615 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23617 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23618 (indirectable_address_p, adjacent_operands_p): Add spaces around
23620 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23622 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23624 * config/vax/vax.c (legitimate_constant_address_p,
23625 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23626 index_term_p, reg_plus_index_p, legitimate_address_p,
23627 vax_mode_dependent_address_p): Update comments to match functions
23628 modified by the recent int->bool conversion.
23630 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23632 * config/vax/builtins.md: Update copyright message.
23633 * config/vax/constraints.md: Likewise.
23634 * config/vax/netbsd-elf.h: Likewise.
23635 * config/vax/predicates.md: Likewise.
23636 * config/vax/vax-protos.h: Likewise.
23637 * config/vax/vax.c: Likewise.
23638 * config/vax/vax.h: Likewise.
23639 * config/vax/vax.md: Likewise.
23640 * config/vax/vax.opt: Likewise.
23642 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23644 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23645 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23646 * config/vax/constraints.md (B, R): Likewise.
23647 * config/vax/predicates.md (external_memory_operand,
23648 nonimmediate_addsub_di_operand): Likewise.
23649 * config/vax/vax.c (vax_output_int_add): Likewise.
23650 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23651 untyped_call): Likewise.
23653 2009-04-01 Matt Thomas <matt@3am-software.com>
23655 * config/vax/predicates.md: New file.
23656 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23657 external_const_operand, nonsymbolic_operand, external_memory_operand,
23658 indirect_memory_operand, indexed_memory_operand,
23659 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23660 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23662 * config/vax/constraints.md: New file.
23663 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23665 * config/vax/builtins.md: New file.
23666 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23667 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23669 * config/vax/vax.opt (mqmath): Add option.
23670 * config/vax/vax.md (isfx): Extend with DI.
23671 (VAXintQH, VAXintQHSD): Define.
23672 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23673 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23674 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23675 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23676 (movdi): Update constraints and use vax_output_int_move().
23677 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23678 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23679 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23680 nonlocal_goto): New.
23681 (mov<mode>): Extend accepted operand types.
23682 (subdi3_old): Rename from subdi3, change update constraints and use
23683 a new implementation.
23684 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23685 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23686 MOVE_RATIO, CLEAR_RATIO): Define.
23687 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23688 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23689 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23690 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23691 (split_quadword_operands): Make static and really allow variable
23693 (print_operand_address): Update for PIC generation.
23694 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23695 indexable_address_p, fixup_mathdi_operand,
23696 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23697 (vax_float_literal, legitimate_constant_p,
23698 indirectable_constant_address_p, index_term_p,
23699 reg_plus_index_p): Return bool instead of int.
23700 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23702 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23704 (vax_output_conditional_branch): Indent.
23705 (legitimate_constant_address_p, indirectable_constant_address_p,
23706 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23707 vax_mode_dependent_address_p): Return bool instead of int, update for
23709 * config/vax/vax-protos.h (legitimate_constant_address_p,
23710 legitimate_constant_p, legitimate_address_p,
23711 vax_mode_dependent_address_p): Change declaration to bool.
23712 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23713 vax_expand_addsub_di_operands, vax_output_int_subtract,
23714 vax_output_movmemsi): Declare.
23715 (split_quadword_operands, vax_float_literal): Delete declaration.
23716 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23717 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23718 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23719 ASM_OUTPUT_DWARF_PCREL): Define.
23720 (ASM_SPEC): Change definition to allow PIC generation.
23722 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23724 * doc/sourcebuild.texi: Update front-end requirements.
23726 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23729 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23730 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23731 (booldi3_internal3): Use boolean_or_operator instead of
23734 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23737 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23738 declarator whose size is not an integer constant expression but
23739 folds to an integer constant, then treat it as a constant
23742 2009-04-01 Richard Guenther <rguenther@suse.de>
23744 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23745 i * 4 + 2 to (i * 2 + 1) * 2.
23747 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23750 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23751 return if c_parser_asm_string_literal returned NULL.
23753 2009-04-01 Nick Clifton <nickc@redhat.com>
23755 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23757 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23758 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23759 other typedefs to avoid conflicts with libgcc2.c. Define labels
23760 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23762 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23763 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23766 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23768 * varasm.c (default_function_rodata_section): Declare DOT as
23771 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23772 Andrey Galkin <agalkin@hypercom.com>
23775 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23776 Make object_name unique for each process.
23778 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23781 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23782 addressable variables in the parallel that could go out of scope while
23783 running queued tasks.
23785 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23787 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23788 (CASE_VALUES_THRESHOLD): Redefine.
23789 * config/avr/avr.c (avr_override_options): Remove initialization of
23790 avr_case_values_threshold variable.
23791 (avr_case_values_threshold): Remove variable. Add new function.
23792 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23793 * config/avr/avr.opt (mno-tablejump): Remove option.
23794 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23796 2009-04-01 DJ Delorie <dj@redhat.com>
23798 * varasm.c (default_function_rodata_section): Don't assume
23799 anything about where the first '.' in the section name is.
23801 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23803 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23804 rs6000_emit_stack_tie.
23806 2009-03-31 Ian Lance Taylor <iant@google.com>
23808 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23809 gimple_code with GIMPLE_RESX, not RESX.
23811 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23813 * c-common.c (c_get_ident): New.
23814 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23816 2009-04-01 Ben Elliston <bje@au.ibm.com>
23818 * config/rs6000/sysv4.opt (msdata): Improve option description.
23820 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23822 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23823 (divdf3_internal_lat): Remove.
23824 (divxf3_internal_lat): Remove.
23825 (divxf3_internal_thr): Remove.
23826 (divxf): Use divxf3_internal.
23827 * config/ia64/div.md (divsf3_internal_lat): New.
23828 (divdf3_internal_lat): New.
23829 (divxf3_internal): New.
23831 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23834 * Makefile.in (USE_GCC_STDINT): Define.
23835 (stmp-int-hdrs): Install stdint.h if applicable.
23836 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23838 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23839 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23840 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23841 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23842 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23843 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23844 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23845 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23846 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23847 (c_common_nodes_and_builtins): Initialize
23848 underlying_wchar_type_node. Do not initialize
23849 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23850 nodes for new types.
23851 (c_stddef_cpp_builtins): Define macros for new types.
23852 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23854 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23855 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23856 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23857 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23858 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23859 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23860 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23861 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23862 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23863 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23864 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23865 int16_type_node, int32_type_node, int64_type_node,
23866 uint8_type_node, uint16_type_node, c_uint32_type_node,
23867 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23868 int_least32_type_node, int_least64_type_node,
23869 uint_least8_type_node, uint_least16_type_node,
23870 uint_least32_type_node, uint_least64_type_node,
23871 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23872 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23873 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23874 uintptr_type_node): Define.
23875 * c-cppbuiltin.c (builtin_define_constants,
23876 builtin_define_type_minmax): New.
23877 (builtin_define_stdint_macros): Define more macros.
23878 (c_cpp_builtins): Define more limit macros.
23879 (type_suffix): New.
23880 (builtin_define_type_max): Define in terms of
23881 builtin_define_type_minmax. Remove is_long parameter. All
23883 * config.gcc (use_gcc_stdint): Define.
23884 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23885 Add newlib-stdint.h for generic targets.
23886 * config/glibc-stdint.h, config/newlib-stdint.h,
23887 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23888 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23889 * config/score/score.h (UINTPTR_TYPE): Define.
23890 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23891 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23892 UINT64_TYPE, 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 * config/spu/spu.h (STDINT_LONG32): Define.
23899 * configure.ac (use_gcc_stdint): Substitute.
23900 * configure: Regenerate.
23901 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23902 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23903 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23904 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23905 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23906 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23907 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23908 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23909 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23910 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23911 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23912 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23913 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23914 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23915 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23916 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23917 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23918 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23919 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23920 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23921 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23922 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23923 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23924 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23925 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23926 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23927 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23928 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23929 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23931 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23933 * loop-iv.c (suitable_set_for_replacement): Renamed from
23934 simplify_using_assignment; changed to return bool and to accept new
23935 args DEST and SRC. Return true iff we find a source/destination pair
23936 that can be used to make a replacement, and fill SRC and DEST if so.
23937 Remove arg ALTERED. Don't deal with altered regs here. All callers
23939 (simplify_using_initial_values): Deal with altered regs here and track
23940 more precisely the effect they have on the validity of our expression.
23942 * loop-iv.c (simplify_using_condition): A condition of the form
23943 (EQ REG CONST) can be used to simply make a substitution.
23944 (simplify_using_initial_values): Keep track of conditions we have seen
23945 and keep using them to simplify new expressions, while applying the
23946 same substitutions to them as to the expression.
23948 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23949 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23952 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23953 changed. Use this when trying to improve the upper bound.
23954 Generate the comparison by using simplify_gen_relational.
23956 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23958 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23960 (simplify_using_assignment, simplify_using_initial_values): Call
23961 replace_in_expr to make replacements. Call replace_single_def_regs
23962 once on the initial version of the expression.
23964 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23967 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23969 2009-03-31 Richard Guenther <rguenther@suse.de>
23971 PR middle-end/31029
23972 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23973 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23975 2009-03-31 Richard Guenther <rguenther@suse.de>
23977 * tree.h (div_if_zero_remainder): Declare.
23978 * fold-const.c (div_if_zero_remainder): Export.
23979 * tree-ssa-forwprop.c
23980 (forward_propagate_addr_into_variable_array_index): Handle
23981 constant array index addition outside of the variable index.
23983 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23986 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23987 define_splits, floatunssi<mode>2): Require x87 conversions from
23988 DImode to be permitted.
23990 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23992 PR preprocessor/15638
23993 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23995 2009-03-31 Richard Guenther <rguenther@suse.de>
23997 PR middle-end/23401
23998 PR middle-end/27810
23999 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24000 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24001 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24002 a separate statement.
24003 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24004 (lookup_tmp_var): Likewise.
24005 (is_gimple_formal_tmp_or_call_rhs): Remove.
24006 (is_gimple_reg_or_call_rhs): Rename to ...
24007 (is_gimple_reg_rhs_or_call): ... this.
24008 (is_gimple_mem_or_call_rhs): Rename to ...
24009 (is_gimple_mem_rhs_or_call): ... this.
24010 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24011 DECL_GIMPLE_REG_P only if is_formal is true.
24012 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24013 for non-proper post-modify expression gimplification.
24014 (gimplify_self_mod_expr): For post-modify expressions gimplify
24015 the lvalue to a minimal lvalue.
24016 (rhs_predicate_for): Remove formal temp case.
24017 (gimplify_modify_expr_rhs): Likewise.
24018 (gimplify_addr_expr): Use is_gimple_reg.
24019 (gimplify_expr): Remove formal temp cases.
24020 (gimple_regimplify_operands): Likewise.
24021 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24022 and FILTER_EXPR like constants.
24023 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24025 (is_gimple_formal_tmp_rhs): Remove.
24026 (is_gimple_reg_rhs): Remove special casing.
24027 (is_gimple_mem_rhs): Fix.
24028 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24029 (is_gimple_formal_tmp_var): Remove.
24030 (is_gimple_formal_tmp_reg): Likewise.
24031 (is_gimple_min_lval): Allow invariant component ref parts.
24032 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24033 is_gimple_formal_tmp_reg): Remove declarations.
24034 * tree-cfg.c (verify_expr): Verify that variables with address
24035 taken do not have DECL_GIMPLE_REG_P set.
24036 * tree-mudflap.c (mf_build_check_statement_for): Use
24037 force_gimple_operand instead of gimplify_expr.
24039 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24041 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24042 schedulable rows to compute_split_row.
24044 2009-03-31 Ben Elliston <bje@au.ibm.com>
24047 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24050 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24052 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24053 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24054 * configure: Regenerate.
24055 * config.in: Regenerate.
24056 * config/rs6000/rs6000.opt (mtls-markers): Add.
24057 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24058 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24059 (tls_ld_aix, tls_ld_sysv): Likewise.
24060 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24061 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24063 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24065 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24067 2009-03-30 Jan Hubicka <jh@suse.cz>
24069 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24071 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24072 detection and label handling.
24074 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24076 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24077 left_conflicts_size.
24078 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24079 ALLOCNO_LEFT_CONFLICTS_SIZE.
24081 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24082 remove_allocno_from_bucket_and_push,
24083 allocno_spill_priority_compare, push_allocnos_to_stack,
24084 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24085 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24086 (setup_allocno_left_conflicts_num): Ditto. Rename to
24087 setup_allocno_left_conflicts_size.
24088 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24089 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24090 setup_allocno_left_conflicts_size instead of
24091 setup_allocno_left_conflicts_num.
24093 * ira-build.c (ira_create_allocno): Use
24094 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24095 ALLOCNO_LEFT_CONFLICTS_NUM.
24097 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24099 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24100 instead of DF_LR_OUT.
24102 * ira-lives.c (process_bb_node_lives): Ditto.
24104 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24105 instead of DF_LR_{OUT,IN}.
24107 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24109 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24111 2009-03-30 Jan Hubicka <jh@suse.cz>
24113 * except.c (label_to_region_map): Fix thinko.
24115 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24117 PR middle-end/38237
24118 * tree.h (tree_find_value): New declaration.
24119 * tree.c (tree_find_value): New function.
24120 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24122 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24125 * c-decl.c (struct c_binding): Add locus field.
24126 (bind): Add locus argument, set locus field from it.
24127 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24128 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24129 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24130 implicitly_declare, undeclared_variable, lookup_label,
24131 declare_label, c_make_fname_decl, c_builtin_function,
24132 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24135 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24138 * config/i386/i386.c (classify_argument): Check total size of
24141 2009-03-30 Martin Jambor <mjambor@suse.cz>
24143 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24144 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24145 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24148 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24149 seen_variable_array_ref while also traversing a union.
24151 * tree-inline.c (optimize_inline_calls): Do not call
24152 cgraph_node_remove_callees.
24153 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24154 (pass_remove_cgraph_callee_edges): New variable.
24155 * passes.c (init_optimization_passes): Add
24156 pass_remove_cgraph_callee_edges after early inlining and before all
24157 late intraprocedural passes.
24159 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24161 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24163 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24164 Fix typos in names.
24166 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24168 * combine.c (simplify_comparison): Use have_insn_for.
24169 * dojump.c (do_jump): Likewise.
24171 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24173 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24174 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24175 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24176 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24177 instead of sparc_compare_emitted.
24178 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24179 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24180 instead of sparc_compare_emitted.
24182 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24184 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24185 enter/exit cfglayout mode.
24186 (pass_partition_block): Require it.
24187 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24188 (combine_instructions): Track basic blocks instead of labels.
24189 (update_cfg_for_uncondjump): New.
24190 (try_combine): Use it. Update jumps after rescanning.
24191 (pass_combine): Require PROP_cfglayout.
24192 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24194 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24196 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24197 Provide/destroy PROP_cfglayout respectively.
24198 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24199 * tree-pass.h (PROP_cfglayout): New.
24201 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24203 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24204 fold_convert_const_fixed_from_fixed,
24205 fold_convert_const_fixed_from_int,
24206 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24207 set TREE_CONSTANT_OVERFLOW.
24208 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24209 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24211 2009-03-30 Ira Rosen <irar@il.ibm.com>
24213 * tree-vect-loop-manip.c: New file.
24214 * tree-vectorizer.c: Update documentation and included files.
24215 (vect_loop_location): Make extern.
24216 (rename_use_op): Move to tree-vect-loop-manip.c
24217 (rename_variables_in_bb, rename_variables_in_loop,
24218 slpeel_update_phis_for_duplicate_loop,
24219 slpeel_update_phi_nodes_for_guard1,
24220 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24221 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24222 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24223 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24224 find_loop_location): Likewise.
24225 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24226 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24227 get_vectype_for_scalar_type, vect_is_simple_use,
24228 supportable_widening_operation, supportable_narrowing_operation):
24230 (bb_in_loop_p): Move to tree-vect-loop.c.
24231 (new_loop_vec_info, destroy_loop_vec_info,
24232 reduction_code_for_scalar_code, report_vect_op,
24233 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24234 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24235 (vect_supportable_dr_alignment): Likewise.
24236 * tree-vectorizer.h (tree-data-ref.h): Include.
24237 (vect_loop_location): Declare.
24238 Reorganize function declarations according to the new file structure.
24239 * tree-vect-loop.c: New file.
24240 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24241 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24242 * tree-vect-data-refs.c: New file.
24243 * tree-vect-patterns.c (timevar.h): Don't include.
24244 * tree-vect-stmts.c: New file.
24245 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24246 tree-vect-slp.c, tree-vect-loop.c.
24247 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24248 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24249 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24250 (tree-vect-analyze.o): Remove.
24251 (tree-vect-transform.o): Likewise.
24252 (tree-vect-data-refs.o): Add rule.
24253 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24254 tree-vect-slp.o): Likewise.
24255 (tree-vect-patterns.o): Remove redundant dependencies.
24256 (tree-vectorizer.o): Likewise.
24257 * tree-vect-slp.c: New file.
24259 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24261 * optc-gen.awk: Warn if an option flag has multiple different
24264 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24266 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24267 -floop-block): Document dependences on PPL, CLooG and Graphite.
24269 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24271 PR rtl-optimization/323
24272 * c-common.c (c_fully_fold, convert_and_check,
24273 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24274 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24275 * c-common.def (EXCESS_PRECISION_EXPR): New.
24276 * c-cppbuiltin.c (builtin_define_float_constants): Define
24277 constants with enough digits for long double.
24278 * c-lex.c (interpret_float): Interpret constant with excess
24279 precision where appropriate.
24280 * c-opts.c (c_common_post_options): Set
24281 flag_excess_precision_cmdline. Give an error for
24282 -fexcess-precision=standard for C++ for processors where the
24283 option is significant.
24284 * c-parser.c (c_parser_conditional_expression): Handle excess
24285 precision in condition.
24286 * c-typeck.c (convert_arguments): Handle arguments with excess
24288 (build_unary_op): Move excess precision outside operation.
24289 (build_conditional_expr): Likewise.
24290 (build_compound_expr): Likewise.
24291 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24292 (build_modify_expr): Handle excess precision in RHS.
24293 (convert_for_assignment): Handle excess precision in converted
24295 (digest_init, output_init_element, process_init_element): Handle
24296 excess precision in initializer.
24297 (c_finish_return): Handle excess precision in return value.
24298 (build_binary_op): Handle excess precision in operands and add
24299 excess precision as needed for operation.
24300 * common.opt (-fexcess-precision=): New option.
24301 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24302 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24303 For standard excess precision, output explicit conversion to and
24304 truncation from XFmode.
24305 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24306 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24307 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24308 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24309 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24310 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24311 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24312 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24313 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24314 define_splits, sqrt<mode>2): Disable where appropriate for
24315 standard excess precision.
24316 * convert.c (convert_to_real): Do not shorten arithmetic to type
24317 for which excess precision would be used.
24318 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24319 * doc/invoke.texi (-fexcess-precision=): Document option.
24320 (-mfpmath=): Correct index entry.
24321 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24322 flag_excess_precision): New.
24323 * langhooks.c (lhd_post_options): Set
24324 flag_excess_precision_cmdline.
24325 * opts.c (common_handle_option): Handle -fexcess-precision=.
24326 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24327 init_excess_precision): New.
24328 (lang_dependent_init_target): Call init_excess_precision.
24329 * tree.c (excess_precision_type): New.
24330 * tree.h (excess_precision_type): Declare.
24332 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24335 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24336 non-lvalue to component.
24338 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24340 PR preprocessor/34695
24341 * Makefile.in (c-opts.o): Depend on c-tree.h.
24342 * c-common.c: Move down include of diagnostic.h.
24343 (done_lexing, c_cpp_error): New.
24344 * c-common.h (done_lexing): Declare.
24345 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24347 * c-opts.c: Include c-tree.h.
24348 (c_common_init_options): Set preprocessor error callback.
24349 (c_common_handle_option): Do not set preprocessor
24350 inhibit_warnings, warnings_are_errors, warn_system_headers,
24351 pedantic_errors or inhibit_warnings flags.
24352 (c_common_post_options): Do not check cpp_errors (parse_in).
24353 (c_common_finish): Do not output dependencies if there were
24354 errors. Do not check return value of cpp_finish.
24355 * c-ppoutput.c (pp_file_change): Set input_location.
24356 * c-tree.h (c_cpp_error): Declare.
24357 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24359 (diagnostic_build_prefix): Check override_column.
24360 * diagnostic.h (diagnostic_info): Add override_column field.
24361 (diagnostic_override_column): Define.
24363 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24365 * c-common.c (c_expand_expr, c_staticp): Remove.
24366 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24367 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24368 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24369 * c-gimplify.c (gimplify_compound_literal_expr,
24370 optimize_compound_literals_in_ctor): Remove.
24371 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24372 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24373 * c-semantics.c (emit_local_var): Remove.
24375 * langhooks-def.h (lhd_expand_expr): Remove.
24376 * langhooks.c (lhd_expand_expr): Remove.
24377 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24379 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24380 handling from c-semantics.c; don't call into langhook.
24381 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24382 * gimplify.c (gimplify_compound_literal_expr,
24383 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24384 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24385 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24386 as was done in c-gimplify.c.
24387 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24388 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24389 Move from c-common.h.
24390 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24392 * tree.c (staticp): Do not call langhook.
24393 * langhooks.c (lhd_staticp): Delete.
24394 * langhooks-def.h (lhd_staticp): Delete prototype.
24395 (LANG_HOOKS_STATICP): Delete.
24396 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24398 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24399 instead of DECL_STMTs.
24401 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24409 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24411 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24412 contained expression.
24413 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24414 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24415 conditional expressions for C.
24416 (decl_constant_value_for_optimization): Move from
24417 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24418 whether optimizing and that the expression is a VAR_DECL not of
24419 array type instead of doing such checks in the caller. Do not
24420 check pedantic. Call gcc_unreachable for C++.
24421 * c-common.def (C_MAYBE_CONST_EXPR): New.
24422 * c-common.h (c_fully_fold, c_save_expr,
24423 decl_constant_value_for_optimization): New prototypes.
24424 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24425 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24426 EXPR_INT_CONST_OPERANDS): Define.
24427 * c-convert.c (convert): Strip nops from expression.
24428 * c-decl.c (groktypename): Take extra parameters expr and
24429 expr_const_operands. Update call to grokdeclarator.
24430 (start_decl): Update call to grokdeclarator. Add statement for
24431 expressions used in type of decl.
24432 (grokparm): Update call to grokdeclarator.
24433 (push_parm_decl): Update call to grokdeclarator.
24434 (build_compound_literal): Add parameter non_const and build a
24435 C_MAYBE_COSNT_EXPR if applicable.
24436 (grokdeclarator): Take extra parameters expr and
24437 expr_const_operands. Track expressions used in declaration
24438 specifiers and declarators. Fold array sizes and track whether
24439 they are constant expressions and whether they are integer
24440 constant expressions.
24441 (parser_xref_tag): Set expr and expr_const_operands fields in
24443 (grokfield): Update call to grokdeclarator.
24444 (start_function): Update call to grokdeclarator.
24445 (build_null_declspecs): Set expr and expr_const_operands fields in
24447 (declspecs_add_type): Handle expressions in typeof specifiers.
24448 * c-parser.c (c_parser_declspecs): Set expr and
24449 expr_const_operands fields for declaration specifiers.
24450 (c_parser_enum_specifier): Likewise.
24451 (c_parser_struct_or_union_specifier): Likewise.
24452 (c_parser_typeof_specifier): Likewise. Update call to
24453 groktypename. Fold expression as needed. Return expressions with
24454 type instead of adding statements.
24455 (c_parser_attributes): Update calls to c_parser_expr_list.
24456 (c_parser_statement_after_labels): Fold expression before passing
24457 to objc_build_throw_stmt.
24458 (c_parser_condition): Fold expression.
24459 (c_parser_asm_operands): Fold expression.
24460 (c_parser_conditional_expression): Use c_save_expr. Update call
24461 to build_conditional_expr.
24462 (c_parser_alignof_expression): Update call to groktypename.
24463 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24464 original_code. Fold expression argument of va_arg. Create
24465 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24466 argument to va_arg. Update calls to groktypename. Fold array
24467 index for offsetof. Verify that first argument to
24468 __builtin_choose_expr has integer type.
24469 (c_parser_postfix_expression_after_paren_type): Update calls to
24470 groktypename and build_compound_literal. Handle expressions with
24471 side effects in type name.
24472 (c_parser_postfix_expression_after_primary): Update call to
24473 c_parser_expr_list. Set original_code for calls to
24474 __builtin_constant_p.
24475 (c_parser_expr_list): Take extra parameter fold_p. Fold
24476 expressions if requested.
24477 (c_parser_objc_type_name): Update call to groktypename.
24478 (c_parser_objc_synchronized_statement): Fold expression.
24479 (c_parser_objc_receiver): Fold expression.
24480 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24481 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24482 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24483 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24484 (struct c_typespec): Add elements expr and expr_const_operands.
24485 (struct c_declspecs): Add elements expr and expr_const_operands.
24486 (groktypename, build_conditional_expr, build_compound_literal):
24488 (in_late_binary_op): Declare.
24489 * c-typeck.c (note_integer_operands): New function.
24490 (in_late_binary_op): New variable.
24491 (decl_constant_value_for_broken_optimization): Move to c-common.c
24492 and rename to decl_constant_value_for_optimization.
24493 (default_function_array_conversion): Do not strip nops.
24494 (default_conversion): Do not call
24495 decl_constant_value_for_broken_optimization.
24496 (build_array_ref): Do not fold result.
24497 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24498 result when operand is a VLA.
24499 (c_expr_sizeof_type): Update call to groktypename. Handle
24500 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24501 result when operand names a VLA type.
24502 (build_function_call): Update call to build_compound_literal.
24503 Only fold result for calls to __builtin_* functions. Strip
24504 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24505 the function designator.
24506 (convert_arguments): Fold arguments. Update call to
24507 convert_for_assignment.
24508 (build_unary_op): Handle increment and decrement of
24509 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24510 decrement earlier. Fold operand of increment and decrement.
24511 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24512 built for integer operand. Wrap returns that are INTEGER_CSTs
24513 without being integer constant expressions or that have integer
24514 constant operands without being INTEGER_CSTs.
24515 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24516 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24517 result is an integer constant expression or can be used in
24518 unevaluated parts of one and avoid folding and wrap as
24519 appropriate. Fold operands before possibly doing -Wsign-compare
24521 (build_compound_expr): Wrap result for C99 if operands can be used
24522 in integer constant expressions.
24523 (build_c_cast): Update call to digest_init. Do not ignore
24524 overflow from casting floating-point constants to integers. Wrap
24525 results that could be confused with integer constant expressions,
24526 null pointer constants or floating-point constants.
24527 (c_cast_expr): Update call to groktypename. Handle expressions
24528 included in type name.
24529 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24530 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24531 Update calls to convert_for_assignment.
24532 (convert_for_assignment): Take new parameter
24533 null_pointer_constant. Do not strip nops or call
24534 decl_constant_value_for_broken_optimization. Set
24535 in_late_binary_op for conversions to boolean.
24536 (store_init_value): Update call to digest_init.
24537 (digest_init): Take new parameter null_pointer_constant. Do not
24538 call decl_constant_value_for_broken_optimization. pedwarn for
24539 initializers not constant expressions. Update calls to
24540 convert_for_assignment.
24541 (constructor_nonconst): New.
24542 (struct constructor_stack): Add nonconst element.
24543 (really_start_incremental_init, push_init_level, pop_init_level):
24544 Handle constructor_nonconst and nonconst element.
24545 (set_init_index): Call constant_expression_warning for array
24547 (output_init_element): Fold value. Set constructor_nonconst as
24548 applicable. pedwarn for initializers not constant expressions.
24549 Update call to digest_init. Call constant_expression_warning
24550 where constant initializers are required.
24551 (process_init_element): Use c_save_expr.
24552 (c_finish_goto_ptr): Fold expression.
24553 (c_finish_return): Fold return value. Update call to
24554 convert_for_assignment.
24555 (c_start_case): Fold switch expression.
24556 (c_process_expr_stmt): Fold expression.
24557 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24558 ensure statement expression is not evaluated in constant expression.
24559 (build_binary_op): Track whether results are integer constant
24560 expressions or may occur in such, disable folding and wrap results
24561 as applicable. Fold operands for -Wsign-compare warnings unless
24563 (c_objc_common_truthvalue_conversion): Handle results folded to
24564 integer constants that are not integer constant expressions.
24565 * doc/extend.texi: Document when typeof operands are evaluated,
24566 that condition of __builtin_choose_expr is an integer constant
24567 expression, and more about use of __builtin_constant_p in
24570 2009-03-29 Richard Guenther <rguenther@suse.de>
24572 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24573 propagate addresses of array references.
24575 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24577 * regmove.c (perhaps_ends_bb_p): Remove.
24578 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24579 from INSN and check that the main loop stays within that basic block.
24580 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24581 (regmove_forward_pass): Split out from regmove_optimize. Use
24582 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24583 (regmove_backward_pass): Split out from regmove_optimize. Use
24584 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24585 (regmove_optimize): Simplify.
24587 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24590 * config/i386/i386.c (classify_argument): Ignore flexible array
24591 member in struct and warn ABI change.
24593 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24595 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24597 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24598 (ix86_adjust_cost): Updated.
24600 2009-03-29 Jan Hubicka <jh@suse.cz>
24602 PR middle-end/28850
24603 * tree-pass.h (pass_cleanup_eh): New function.
24604 (remove_unreachable_regions): Break code handling RTL
24605 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24606 that can not be reached by runtime.
24607 (can_be_reached_by_runtime): New function.
24608 (label_to_region_map): New function.
24609 (num_eh_regions): New function.
24610 (rtl_remove_unreachable_regions): New function.
24611 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24612 (remove_eh_region): New function.
24613 * except.h: Include sbitmap and vecprim.
24614 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24615 num_eh_regions): Declare.
24616 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24617 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24618 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24619 (tree_empty_eh_handler_p): New function.
24620 (cleanup_empty_eh): New function.
24621 (cleanup_eh): New function.
24622 (pass_cleanup_eh): New function.
24624 2009-03-29 Jan Hubicka <jh@suse.cz>
24626 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24627 for removed regions.
24629 2009-03-29 Jan Hubicka <jh@suse.cz>
24631 * except.c (dump_eh_tree): Dump all datastructures.
24633 2009-03-29 Jan Hubicka <jh@suse.cz>
24635 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24636 (duplicate_eh_regions_1): Likewise.
24637 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24638 vector; call EH verification.
24639 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24640 Be ready for region being removed.
24642 2009-03-29 Jan Hubicka <jh@suse.cz>
24644 * bitmap.c (bitmap_last_set_bit): New function.
24645 * bitmap.h (bitmap_last_set_bit): Declare.
24647 2009-03-29 David Ayers <ayers@fsfe.org>
24650 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24651 by calling objc_compare_types and surpress warnings about
24652 incompatible C pointers that are compatible ObjC pointers.
24654 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24656 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24657 call initialize_inline_failed.
24658 (initialize_inline_failed): Move it from here ...
24659 * cgraph.c (initialize_inline_failed): ... to here.
24660 (cgraph_create_edge): Call initialize_inline_failed rather than
24661 setting inline_failed directly.
24663 2009-03-29 Ben Elliston <bje@au.ibm.com>
24666 * sysv4.opt (msdata): Improve comment.
24667 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24668 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24670 2009-03-29 Ben Elliston <bje@au.ibm.com>
24673 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24674 load and store attributes.
24676 2009-03-29 Ben Elliston <bje@au.ibm.com>
24678 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24679 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24680 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24681 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24682 __builtin_infq and __builtin_huge_valq.
24684 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24686 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24688 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24689 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24691 2009-03-28 Xinliang David Li <davidxl@google.com>
24693 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24694 (do_dbg_cnt): New function.
24696 2009-03-28 Jan Hubicka <jh@suse.cz>
24698 Merge from pretty-ipa:
24700 2009-03-27 Jan Hubicka <jh@suse.cz>
24702 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24703 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24704 * passes.c (function_called_by_processed_nodes_p): New.
24705 * ipa-pure-const.c (check_call): Fix handling of operands.
24706 (analyze_function): Dump debug output for skipped bodies.
24707 (local_pure_const): Use function_called_by_processed_nodes_p.
24708 * dwarf2out.c (reference_to_unused): Use output.
24709 * passes.c (do_per_function_toporder): Likewise.
24711 2008-11-12 Jan Hubicka <jh@suse.cz>
24713 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24714 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24715 state_set_in_source enum
24716 (check_decl): Ignore memory tags; do not set fake looping flags;
24718 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24719 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24720 (check_call, analyze_function): Rewrite.
24722 (add_new_function): Update call of analyze_function.
24723 (generate_summary): Add call of analyze_function.
24724 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24725 (local_pure_const): New function.
24726 (pass_local_pure_const): New pass.
24727 * ipa-inline.c (inline_transform): Set after_inlining.
24728 * tree-eh.c (stmt_can_throw_external): New.
24729 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24730 work with aliasing built.
24731 * tree-flow.h (stmt_can_throw_external): New.
24732 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24733 and local pure/const pass in early and late optimization queue.
24735 2009-03-28 Martin Jambor <mjambor@suse.cz>
24737 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24739 (fold_binary): Allow function decl aligment consideration is the
24740 second argument is integer constant one.
24741 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24742 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24743 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24745 2009-03-28 Jan Hubicka <jh@suse.cz>
24747 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24748 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24749 * function.h (rtl_data): Add nothrow flag.
24750 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24751 set DECL_NOTHROW for AVAILABLE functions.
24753 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24755 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24756 following vector keyword has expansion starting with pixel or bool
24757 keyword, expand vector to __vector and pixel or bool to __pixel or
24761 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24762 warn_if_disallowed_function_p): Removed.
24763 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24764 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24765 warning_if_disallowed_function_p.
24766 * flags.h (warn_if_disallowed_function_p,
24767 warn_disallowed_functions): Removed.
24768 * common.opt (Wdisallowed-function-list=): Removed.
24769 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24771 2009-03-28 Richard Guenther <rguenther@suse.de>
24773 PR tree-optimization/38723
24774 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24777 2009-03-28 Jan Hubicka <jh@suse.cz>
24779 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24780 test introduced by my previous patch.
24782 2009-03-28 Richard Guenther <rguenther@suse.de>
24784 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24785 the PHIs value undefined.
24787 2009-03-28 Jan Hubicka <jh@suse.cz>
24789 * tree-pass.h (pass_fixup_cfg): New pass.
24790 * ipa-inline.c (inline_transform): Set
24791 always_inline_functions_inlined/after_inlining.
24792 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24793 (pass_fixup_cfg): New pass.
24794 * passes.c (init_optimization_passes): Add fixup_cfg.
24796 2009-03-28 Richard Guenther <rguenther@suse.de>
24798 PR tree-optimization/38458
24799 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24800 argument use the arguments copy-of value.
24802 2009-03-28 Richard Guenther <rguenther@suse.de>
24804 PR tree-optimization/38180
24805 * tree-ssa-ccp.c (get_default_value): Simplify.
24806 (likely_value): Likewise.
24807 (surely_varying_stmt_p): Properly handle VOP case.
24808 (ccp_initialize): Likewise.
24809 (ccp_fold): Handle propagating through *&.
24810 (fold_const_aggregate_ref): Also handle decls.
24812 2009-03-28 Jan Hubicka <jh@suse.cz>
24814 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24815 * cgraph.h (cgraph_node): Likewise.
24816 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24817 (cgraph_reset_node): Use process flag.
24818 (cgraph_mark_functions_to_output): Likewise.
24819 (cgraph_expand_function): Likewise.
24820 (cgraph_expand_all_functions): Likewise.
24821 (cgraph_output_in_order): Likewise.
24822 * dwarf2out.c (reference_to_unused): Likewise.
24823 * passes.c do_per_function_toporder): Likewise.
24825 2009-03-28 Jan Hubicka <jh@suse.cz>
24827 Bring from lto-branch:
24829 2008-09-03 Doug Kwan <dougkwan@google.com>
24831 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24832 enums instead of reason strings.
24833 * cgraph.c (cgraph_create_edge): Same.
24834 (cgraph_inline_failed_string): New function.
24835 * cgraph.h (cgraph_inline_failed_t): New enum type.
24836 (cgraph_inline_failed_string): New prototype.
24837 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24838 char pointer to cgraph_inline_failed_t.
24839 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24840 (cgraph_default_inline_p): Ditto.
24841 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24842 to cgraph_inline_failed_t pointer.
24843 * cif-code.def: New file.
24844 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24846 (cgraph_check_inline_limits): Change type of REASON to pointer to
24847 cgraph_inline_failed_t. Replace reason strings with enums.
24848 (cgraph_default_inline_p): Ditto.
24849 (cgraph_recursive_inlining_p): Ditto.
24850 (update_caller_keys): Change type of FAILED_REASON to
24851 cgraph_inline_failed_t.
24852 (cgraph_set_inline_failed): Change type of REASON to pointer to
24853 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24854 convert enums to strings for text output.
24855 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24856 to be of type cgraph_inline_failed_t. Replace reason strings with
24857 enums. Call cgraph_inline_failed_string to covert enums
24858 to strings for text output.
24859 (cgraph_decide_inlining): Replace reason strings with enums.
24860 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24861 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24863 * tree-inline.c (expand_call_inline): Change type of REASON
24864 to cgraph_inline_failed_t. Replace reason strings with enums.
24865 Call cgraph_inline_failed_string for text output.
24866 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24869 2009-03-28 Jan Hubicka <jh@suse.cz>
24871 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24872 cgraph_clone_node): Remove master clone handling.
24873 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24874 * cgraph.h (master_clone): Remove.
24875 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24876 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24877 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24879 2009-03-28 Jan Hubicka <jh@suse.cz>
24881 * cgraph.c (cgraph_function_body_availability): Functions declared
24882 inline are always safe to assume that it is not going to be replaced.
24884 2009-03-28 Richard Guenther <rguenther@suse.de>
24886 PR tree-optimization/38513
24887 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24888 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24889 EXC_PTR_EXPR and FILTER_EXPR.
24890 (get_ref_from_reference_ops): Likewise.
24892 2009-03-28 Richard Guenther <rguenther@suse.de>
24894 PR tree-optimization/38968
24895 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24896 Use FLOOR_MOD_EXPR to compute misalignment.
24898 2009-03-28 Richard Guenther <rguenther@suse.de>
24900 PR tree-optimization/37795
24901 * tree.h (combine_comparisons): Declare.
24902 * fold-const.c (combine_comparisons): Export.
24903 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24905 (ifcombine_iforif): Use combine_comparisons.
24907 2009-03-28 Jan Hubicka <jh@suse.cz>
24909 * tree-eh.c (inlinable_call_p): New function.
24910 (make_eh_edges): Use it.
24911 (verify_eh_edges): Use it.
24912 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24913 * except.c (reachable_next_level): Add inlinable_function argument
24914 (sjlj_find_directly_reachable_regions): Update.
24915 (add_reachable_handler): Do not set saw_any_handlers.
24916 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24917 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24918 Add new inlinable call parameter.
24919 (can_throw_internal, can_throw_external): Update.
24920 * except.h (can_throw_internal_1, can_throw_external_1,
24921 foreach_reachable_handler): Update declaration.
24923 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24925 * config/arm/t-arm-coff, config/h8300/coff.h,
24926 config/i386/i386-aout.h, config/i386/i386-coff.h,
24927 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24928 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24929 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24930 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24931 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24932 sys-types.h: Remove.
24933 * Makefile.in: Remove protoize and fixproto support and references
24935 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24936 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24938 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24939 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24940 unprotoize$(exeext).
24941 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24942 (.PHONY): Don't depend on proto.
24943 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24944 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24945 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24946 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24947 build/gen-protos.o, build/scan.o, xsys-protos.h,
24948 build/fix-header$(build_exeext), build/fix-header.o,
24949 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24950 stmp-install-fixproto): Remove.
24951 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24952 SYSCALLS.c or fixproto files.
24953 (install-common): Don't install protoize.
24954 (install-headers-tar, install-headers-cpio, install-headers-cp):
24955 Don't depend on $(STMP_FIXPROTO).
24956 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24957 install fixproto files or write out fixproto settings.
24958 (uninstall): Don't uninstall protoize.
24959 * config.gcc (use_fixproto): Remove.
24960 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24961 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24962 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24963 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24964 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24965 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24966 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24967 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24968 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24969 * config/t-vxworks (STMP_FIXPROTO): Remove.
24970 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24971 STMP_FIXPROTO): Remove.
24972 * config.in, configure: Regenerate.
24973 * crtstuff.c (gid_t, uid_t): Don't undefine.
24974 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24975 (arm-*-coff, arm-*-aout: Remove target entries.
24976 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24977 Remove mention of AIX 4.1.
24978 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24979 * doc/invoke.texi (Running Protoize): Remove.
24980 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24981 (Protoize Caveats): Remove.
24982 * tsystem.h: Update comments on headers assumed to exist.
24984 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24986 * genautomata.c: Add a new year to the copyright. Add a new
24988 (struct insn_reserv_decl): Add comments for member bypass_list.
24989 (find_bypass): Remove.
24990 (insert_bypass): New.
24991 (process_decls): Use insert_bypass.
24992 (output_internal_insn_latency_func): Output all bypasses with the
24993 same input insn in one switch case.
24995 * rtl.def (define_bypass): Describe bypass choice.
24996 * doc/md.texi (define_bypass): Ditto.
24998 2009-03-27 Richard Guenther <rguenther@suse.de>
25000 * gimplify.c (mark_addressable): Export.
25001 * tree-flow.h (mark_addressable): Declare.
25002 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25003 * tree-ssa.c (verify_phi_args): Verify that address taken
25004 variables have TREE_ADDRESSABLE set.
25006 2009-03-27 Richard Guenther <rguenther@suse.de>
25008 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25009 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25010 Do not mark decls TREE_ADDRESSABLE.
25011 (build_fold_addr_expr): Adjust.
25012 (fold_addr_expr): Remove.
25013 (fold_unary): Use build_fold_addr_expr.
25014 (fold_comparison): Likewise.
25015 (split_address_to_core_and_offset): Likewise.
25016 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25018 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25019 (gimplify_modify_expr_to_memcpy): Mark source and destination
25021 * omp-low.c (create_omp_child_function): Mark the object decl
25023 (lower_rec_input_clauses): Mark the var we take the address of
25025 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25027 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25029 PR middle-end/39315
25030 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25031 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25033 2009-03-27 Richard Guenther <rguenther@suse.de>
25035 PR tree-optimization/39120
25036 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25038 (handle_lhs_call): Process return constraints. Add escape
25039 constraints if necessary.
25040 (handle_const_call): Fill out return constraints. Make nested
25041 case more precise. Avoid consttmp if possible.
25042 (handle_pure_call): Fill out return constraints. Avoid
25043 callused if possible.
25044 (find_func_aliases): Simplify call handling.
25046 2009-03-27 Richard Guenther <rguenther@suse.de>
25048 PR tree-optimization/39120
25049 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25050 as a representative.
25051 (solve_graph): Do propagate CALLUSED.
25052 (handle_pure_call): Use a scalar constraint from CALLUSED for
25054 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25057 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25060 * c-common.c (handle_aligned_attribute): Properly check alignment
25061 overflow. Use (1U << i) instead of (1 << i).
25063 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25065 * expr.h (get_mem_align_offset): Updated.
25067 * tree.h (tree_decl_common): Change align to "unsigned int" and
25068 move it before pointer_alias_set.
25070 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25071 Jakub Jelinek <jakub@redhat.com>
25074 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25075 gr_register_operand with gr_reg_or_0_operand.
25076 (cmpxchg_rel_di): Likewise.
25077 (sync_lock_test_and_set<mode>): Likewise.
25079 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25081 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25082 (true_regnum): Likewise.
25084 * rtlanal.c (subreg_info): Moved to ...
25085 * rtl.h (subreg_info): Here. New.
25086 (subreg_get_info): New.
25088 * rtlanal.c (subreg_get_info): Make it extern.
25090 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25093 * config/i386/i386.c (ix86_abi): New.
25094 (override_options): Handle -mabi=.
25095 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25096 (ix86_call_abi_override): Likewise.
25097 (init_cumulative_args): Likewise.
25098 (function_arg_advance): Likewise.
25099 (function_arg_64): Likewise.
25100 (function_arg): Likewise.
25101 (ix86_pass_by_reference): Likewise.
25102 (ix86_function_value_regno_p): Likewise.
25103 (ix86_build_builtin_va_list_abi): Likewise.
25104 (setup_incoming_varargs_64): Likewise.
25105 (is_va_list_char_pointer): Likewise.
25106 (ix86_init_machine_status): Likewise.
25107 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25108 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25109 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25110 (ix86_function_abi): Make it static and return enum calling_abi.
25111 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25113 (ix86_fn_abi_va_list): Updated.
25115 * config/i386/i386.h (ix86_abi): New.
25116 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25117 (CONDITIONAL_REGISTER_USAGE): Likewise.
25118 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25119 (machine_function): Likewise.
25121 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25123 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25124 (STACK_BOUNDARY): Likewise.
25125 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25127 * config/i386/i386.opt (mabi=): New.
25129 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25130 return enum calling_abi.
25131 (ix86_function_type_abi): Likewise.
25132 (ix86_function_abi): Removed.
25134 * doc/invoke.texi: Document -mabi= option for x86.
25136 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25138 * builtins.c (real_dconstp): Delete.
25139 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25141 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25142 Jakub Jelinek <jakub@redhat.com>
25145 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25146 (gen_subprogram_die): When a function is explicit, generate the
25147 DW_AT_explicit attribute.
25148 * langhooks.h (struct lang_hooks_for_decls): Add
25149 function_decl_explicit_p langhook.
25150 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25151 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25153 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25155 * builtins.c (fold_builtin_memory_op): Optimize memmove
25156 into memcpy if we can prove source and destination don't overlap.
25158 * tree-inline.c: Include gt-tree-inline.h.
25159 (clone_fn_id_num): New variable.
25160 (clone_function_name): New function.
25161 (tree_function_versioning): Use it.
25162 * Makefile.in (GTFILES): Add tree-inline.c.
25164 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25166 * BASE-VER: Change to 4.5.0.
25168 2009-03-27 Xinliang David Li <davidxl@google.com>
25170 PR tree-optimization/39557
25171 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25173 2009-03-27 Xinliang David Li <davidxl@google.com>
25175 PR tree-optimization/39548
25176 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25179 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25181 * c-common.c (pointer_int_sum): Use %wd on return from
25184 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25186 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25187 on return from tree_low_cst.
25189 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25192 * ginclude/stdarg.h (va_copy): Define also for
25193 __GXX_EXPERIMENTAL_CXX0X__.
25195 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25198 * builtins.h (c_strlen): Do not warn here.
25199 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25200 * c-common.c (pointer_int_sum): Take an explicit location.
25201 Warn about offsets out of bounds.
25202 * c-common.h (pointer_int_sum): Adjust declaration.
25204 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25206 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25209 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25212 * opts.c (warn_if_disallowed_function_p): Don't assume
25213 get_callee_fndecl must return non-NULL.
25215 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25217 PR rtl-optimization/39522
25218 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25219 when reg_reloaded_valid is set.
25221 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25223 * config/spu/divv2df3.c: New file.
25224 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25225 (DPBIT_FUNCS): Filter out _div_df.
25227 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25229 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25230 a jump insn, count that jump in the distance to the loop start.
25232 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25235 * config/sh/sh.c (calc_live_regs): Fix condition for global
25236 registers except PIC_OFFSET_TABLE_REGNUM.
25238 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25241 * doc/invoke.texi (-mconsole): New.
25243 (-mno-cygwin): New.
25245 (-mnop-fun-dllimport): New.
25249 (sub section "i386 and x86-64 Windows Options"): New.
25251 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25253 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25254 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25256 2009-03-25 Richard Guenther <rguenther@suse.de>
25258 PR middle-end/39497
25259 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25262 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25264 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25265 neither of haifa/selective schedulers are working.
25267 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25269 * doc/invoke.texi (Debugging Options): Fix description of
25270 -fno-merge-debug-strings.
25272 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25274 * config/cris/libgcc.ver: New version-script.
25275 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25277 * configure.ac <GAS features, nop mnemonic>: Add pattern
25278 crisv32-*-* for "nop".
25279 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25280 * configure: Regenerate.
25282 2009-03-24 Ira Rosen <irar@il.ibm.com>
25284 PR tree-optimization/39529
25285 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25286 mark_sym_for_renaming for the tag copied to the new vector
25289 2009-03-24 Arthur Loiret <aloiret@debian.org>
25291 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25292 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25293 EXTRA_SPEC_FUNCTIONS.
25294 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25295 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25296 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25297 -march and -mtune options.
25299 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25301 * config/m68k/t-rtems: Add m5329 multilib.
25303 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25304 Jakub Jelinek <jakub@redhat.com>
25307 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25310 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25313 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25314 instead of c_parser_expression_conv, if original_code isn't one of the
25315 4 allowed comparison codes, fail.
25317 2009-03-23 Richard Guenther <rguenther@suse.de>
25319 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25320 * tree.h (struct tree_type): Likewise.
25321 * reload.h (struct insn_chain): Likewise.
25322 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25323 * function.h (struct function): Likewise.
25324 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25326 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25328 PR tree-optimization/39516
25329 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25331 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25333 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25334 should be set true if BITS_PER_WORD of target is bigger than 32
25336 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25338 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25339 Translate -B-options to -rpath-link. Correct existing
25340 rpath-link and conditionalize on !nostdlib.
25342 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25344 * doc/extend.texi (Function Attributes, Variable Attributes):
25346 * doc/invoke.texi (Debugging Options, Optimize Options)
25347 (i386 and x86-64 Options, MCore Options): Likewise.
25349 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25352 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25353 it for block local namespace aliases.
25354 (gen_decl_die): Pass context_die to gen_namespace_die.
25356 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25359 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25360 minimum or maximum value.
25362 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25364 * reginfo.c (globalize_reg): Recompute derived reg sets.
25366 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25369 * libgcc2.c (mprotect): Do not use signed arguments for
25370 VirtualProtect, use DWORD arguments. Also fix the 'may
25371 be used uninitialized' warning for the np variable.
25373 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25376 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25377 functions using regparm calling conventions when not optimizing.
25378 (ix86_function_sseregparm): Similarly for sseregparm calling
25381 2009-03-19 Li Feng <nemokingdom@gmail.com>
25383 PR middle-end/39500
25384 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25385 dependence if the first conflict is after niter iterations.
25387 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25389 PR middle-end/38609
25390 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25391 functions with dynamic stack-pointer adjustments.
25393 2009-03-19 Ben Elliston <bje@au.ibm.com>
25395 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25396 option; change to -msdata=data.
25398 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25400 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25403 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25406 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25408 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25410 * doc/invoke.texi (Code Gen Options): Expand discussion of
25413 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25415 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25416 * matrix-reorg.c (struct matrix_info): Likewise.
25417 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25418 * rtl.h (struct mem_attrs): Likewise.
25419 * df.h (struct df): Likewise.
25420 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25421 * ira-int.h (struct ira_allocno): Likewise.
25422 * df-scan.c (struct df_collection_rec): Likewise.
25423 * ira.c (struct equivalence): Likewise.
25424 * function.c (struct temp_slot): Likewise.
25425 * cfgloop.h (struct loop): Likewise.
25428 * function.c (use_register_for_decl): When not optimizing, disregard
25429 register keyword for variables with types containing methods.
25431 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25433 PR middle-end/39447
25434 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25435 (is_simple_operand): Call contains_component_ref_p before calling data
25436 reference analysis that would fail on COMPONENT_REFs.
25438 * tree-vrp.c (search_for_addr_array): Fix formatting.
25440 2009-03-18 Richard Guenther <rguenther@suse.de>
25442 * tree-vect-transform.c (vect_loop_versioning): Fold the
25443 generated comparisons.
25444 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25445 (slpeel_tree_peel_loop_to_edge): Likewise.
25447 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25449 PR middle-end/37805
25450 * opts.c (print_specific_help): In addition to `undocumented',
25451 accept `separate' and `joined' flags if passed alone. Describe
25452 output by the first matched one of those.
25453 (common_handle_option): Skip over empty strings.
25454 * gcc.c (display_help): Fix help string for `--help='.
25455 * doc/invoke.texi (Option Summary, Overall Options): With
25456 `--help=', classes and qualifiers can both be repeated, but
25457 only the latter can be negated. One should not pass only
25458 negated qualifiers. Fix markup and examples.
25461 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25462 PR middle-end/37805
25463 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25464 and -fhelp=separate.
25466 2009-03-17 Jing Yu <jingyu@google.com>
25468 PR middle-end/39378
25469 * function.h (struct rtl_data): Move is_thunk from here...
25470 (struct function): ...to here.
25471 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25472 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25474 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25476 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25477 (alpha_output_function_end_prologue): Likewise.
25478 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25479 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25480 (rs6000_output_function_epilogue): Likewise.
25481 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25483 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25486 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25487 from different units in a single alternative.
25488 (*truncdfsf_i387): Ditto.
25489 (*truncxfsf2_mixed): Ditto.
25490 (*truncxfdf2_mixed): Ditto.
25492 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25494 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25495 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25498 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25499 unused non-artificial variables when not optimizing.
25502 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25503 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25504 NAMESPACE_DECL in its DECL_INITIAL.
25506 PR middle-end/39443
25507 * optabs.c (set_user_assembler_libfunc): New function.
25508 * expr.h (set_user_assembler_libfunc): New prototype.
25509 * c-common.c: Include libfuncs.h.
25510 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25511 for memcmp, memset, memcpy, memmove and abort.
25512 * Makefile.in (c-common.o): Depend on libfuncs.h.
25515 * dwarf2out.c (gen_inlined_enumeration_type_die,
25516 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25517 gen_tagged_type_instantiation_die): Removed.
25518 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25521 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25524 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25526 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25527 (check-parallel-%): Ditto.
25528 (check-consistency): Ditto.
25530 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25532 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25533 local variable rhs by NULL_TREE.
25535 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25538 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25540 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25543 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25545 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25548 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25549 for ms->sysv ABI calls only in 64bit mode.
25551 * config/i386/i386.md (untyped_call): Support 32bit.
25553 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25555 * doc/extend.texi: Replace x86_65 with x86_64.
25557 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25559 PR tree-optimization/39455
25560 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25561 mismatches for POINTER_TYPE_P (type).
25562 (number_of_iterations_le): Likewise.
25564 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25566 * config/picochip/picochip.c: Removed profiling support.
25567 * config/picochip/picochip.md: Removed profiling instruction.
25568 * config/picochip/picochip.h: Removed profiling builtin.
25570 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25572 * doc/install.texi (--with-host-libstdcxx): Document.
25574 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25577 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25578 generate a warning if the function name does not begin with
25579 "__vector" and the function has either the 'signal' or 'interrupt'
25580 attribute, from here to ...
25581 (avr_declare_function_name): ...here. New function.
25582 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25583 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25585 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25588 * cse.c (fold_rtx): Don't modify original const_arg1 when
25589 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25590 separate variable instead.
25591 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25592 from out of range shift counts.
25593 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25595 2009-03-13 Catherine Moore <clm@codesourcery.com>
25597 * config/i386/x-mingw32 (host-mingw32.o): Replace
25598 diagnostic.h with $(DIAGNOSTIC_H).
25600 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25603 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25605 * config/i386/sync.md (sync_compare_and_swap<mode>,
25606 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25607 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25609 (sync_double_compare_and_swapdi_pic,
25610 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25611 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25613 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25616 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25618 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25621 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25622 (avx_addsubv4df3): Likewise.
25623 (*avx_addsubv4sf3): Likewise.
25624 (sse3_addsubv4sf3): Likewise.
25626 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25629 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25631 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25634 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25635 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25636 registers for allocnos created from user-defined variables.
25638 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25641 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25642 of non-integer mode as well.
25644 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25646 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25647 for functions for which the parameter types are unknown.
25649 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25652 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25653 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25654 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25655 * config/i386/i386.c (ix86_local_alignment): For
25656 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25657 long long variables on the stack to avoid dynamic realignment.
25658 Allow the first argument to be a decl rather than type.
25659 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25661 2009-03-11 Nick Clifton <nickc@redhat.com>
25664 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25666 Add description to mno-lsim option.
25667 * config/mcore/mcore.h: Remove comment about deprecated m4align
25669 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25670 * doc/invoke.texi: Add description of mno-lsim and
25671 mstack-increment options.
25673 * config/fr30/fr30.opt: Document the -mno-lsim option.
25674 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25675 and -mno-lsim options.
25677 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25679 * fold-const.c (fold_comparison): Only call fold_inf_compare
25680 if the mode supports infinities.
25682 2009-03-11 Jason Merrill <jason@redhat.com>
25685 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25686 end already did. Notice GIMPLE_CALL modifications of the result.
25687 Don't copy debug information from an ignored decl or a decl from
25690 2009-03-10 Richard Guenther <rguenther@suse.de>
25691 Nathan Froyd <froydnj@codesourcery.com>
25693 PR middle-end/37850
25694 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25695 (__divMODE3): Likewise.
25697 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25699 PR tree-optimization/39394
25700 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25701 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25703 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25705 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25706 inline asms for register asm ("") declarations.
25708 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25710 * fold-const.c (fold_unary): Fix comment.
25712 2009-03-07 Jan Hubicka <jh@suse.cz>
25715 * tree-inline.c (setup_one_parameter): Do replacement of const
25716 argument by constant in SSA form.
25718 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25720 PR middle-end/38028
25721 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25722 determine alignment passed to assign_stack_local.
25723 (assign_parms_unsplit_complex): Likewise.
25724 * except.c (sjlj_build_landing_pads): Likewise.
25726 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25728 PR middle-end/39360
25729 * tree-flow.h (add_referenced_var): Return bool instead of void.
25730 * tree-dfa.c (add_referenced_var): Return result of
25731 referenced_var_check_and_insert call.
25732 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25733 of referenced_var_check_and_insert.
25736 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25737 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25738 DIE, don't emit it if abstract origin already has it.
25739 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25740 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25742 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25744 * genpreds.c (needs_variable): Fix parentheses at variable name
25746 (write_tm_constrs_h): Indent generated code.
25748 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25750 * doc/extend.texi (Function Attributes): Add documentation
25751 for isr attributes.
25753 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25756 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25757 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25759 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25761 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25764 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25767 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25768 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25770 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25772 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25773 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25774 constants instead of magic numbers.
25775 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25777 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25778 (x86_64_ms_abi_int_parameter_registers): Ditto.
25779 (x86_64_int_return_registers): Ditto.
25780 (ix86_maybe_switch_abi): Ditto.
25781 (ix86_expand_call): Ditto for clobbered_registers array.
25782 (ix86_hard_regno_mode_ok): Ditto.
25783 (x86_extended_QIreg_mentioned_p): Ditto.
25785 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25787 PR tree-optimization/39349
25788 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25790 * combine.c (gen_lowpart_for_combine): Use omode when generating
25793 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25795 PR rtl-optimization/39235
25796 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25798 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25800 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25802 2009-03-04 Richard Guenther <rguenther@suse.de>
25804 PR tree-optimization/39362
25805 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25806 that occur in abnormal PHIs should be varying.
25808 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25810 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25812 (simple_iv): Take loop as an argument instead of statement.
25813 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25814 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25816 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25818 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25819 * matrix-reorg.c (analyze_transpose): Ditto.
25820 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25821 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25822 * tree-predcom.c (ref_at_iteration): Ditto.
25823 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25825 2009-03-04 Richard Guenther <rguenther@suse.de>
25827 PR tree-optimization/39358
25828 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25829 escaped_id and callused_id.
25830 (solve_graph): Likewise.
25832 2009-03-04 Richard Guenther <rguenther@suse.de>
25834 PR tree-optimization/39339
25835 * tree-sra.c (try_instantiate_multiple_fields): Make it
25836 no longer ICE on the above.
25838 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25840 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25841 that fits within Pmode.
25843 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25845 PR middle-end/10109
25846 * tm.texi (LIBCALL_VALUE): Update description.
25848 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25850 PR middle-end/34443
25851 * doc/extend.texi (section): Update description.
25853 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25855 PR middle-end/39345
25856 * tree-inline.c (remapped_type): New.
25857 (can_be_nonlocal): Call remapped_type instead of remap_type.
25859 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25862 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25863 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25865 2009-03-03 Richard Guenther <rguenther@suse.de>
25867 PR middle-end/39272
25868 * tree.c (tree_nonartificial_location): New function.
25869 * tree.h (tree_nonartificial_location): Declare.
25870 * builtins.c (expand_builtin_memory_chk): Provide location
25871 of the call location for artificial function pieces.
25872 (maybe_emit_chk_warning): Likewise.
25873 (maybe_emit_sprintf_chk_warning): Likewise.
25874 (maybe_emit_free_warning): Likewise.
25875 * expr.c (expand_expr_real_1): Likewise.
25877 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25879 PR tree-optimization/39343
25880 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25881 COMPONENT_REF t has ARRAY_TYPE.
25883 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25885 PR middle-end/39335
25886 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25887 when the type precision of the induction variable should be
25888 larger than the type precision of nit.
25889 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25890 * graphite.c (graphite_loop_normal_form): Same.
25891 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25893 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25895 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25896 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25897 numbers to describe clobbered registers.
25898 (*call_value_0_rex64_ms_sysv): Ditto.
25899 * config/i386/mmx.md (mmx_emms): Ditto.
25900 (mmx_femms): Ditto.
25902 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25904 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25907 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25909 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25910 (spu_section_type_flags): New function.
25912 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25914 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25915 reg_class_contents of FLOAT_REGS into a temporary.
25917 2009-03-02 Richard Guenther <rguenther@suse.de>
25918 Ira Rosen <irar@il.ibm.com>
25920 PR tree-optimization/39318
25921 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25922 information to the vectorized statement.
25924 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25926 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25927 variable. Use defined names instead of magic constants for REX SSE
25930 2009-03-01 Richard Guenther <rguenther@suse.de>
25932 PR tree-optimization/39331
25933 * omp-low.c (lower_send_shared_vars): Do not receive new
25934 values for the reference of DECL_BY_REFERENCE parms or results.
25936 2009-03-01 Jan Hubicka <jh@suse.cz>
25939 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25940 BLOCK_NONLOCALIZED_VAR): New macros.
25941 (tree_block): Add nonlocalized_vars.
25942 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25943 gen_decl_die): Add origin argument. Allow generation of die with
25944 origin at hand only.
25945 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25946 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25948 (gen_block_die): Fix checking for unused blocks.
25949 (process_scope_var): Break out from .... ; work with origins only.
25950 (decls_for_scope) ... here; process nonlocalized list.
25951 (dwarf2out_ignore_block): Look for nonlocalized vars.
25952 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25954 (dump_scope_block): Dump them.
25955 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25956 (remap_block): Likewise.
25957 (can_be_nonlocal): New predicate.
25958 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25960 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25962 * configure: Regenerate.
25964 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25966 * optc-gen.awk: No need to duplicate option flags twice.
25967 Reuse help texts for duplicate options which do not have any.
25969 * gcc.c (display_help): Document --version.
25971 * gcc.c (main): If print_help_list and verbose_flag, ensure
25972 driver output comes before subprocess output.
25974 * optc-gen.awk: Assign all remaining fields to help string,
25975 space-separated, for multi-line help in *.opt.
25977 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25978 -Wno-pedantic-ms-format is for MinGW targets only.
25980 * doc/options.texi (Option file format): Fix bad indentation,
25981 restoring dropped sentence.
25983 2009-02-28 Jan Hubicka <jh@suse.cz>
25985 * tree-inline.c (tree_function_versioning): Output debug info.
25987 2009-02-28 Jan Hubicka <jh@suse.cz>
25990 * tree-inline.c (setup_one_parameter): Do not copy propagate
25991 arguments when not optimizing.
25993 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25996 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25997 (avx_addsubv4df3): Likewise.
25998 (*avx_addsubv4sf3): Likewise.
25999 (sse3_addsubv4sf3): Likewise.
26000 (*avx_addsubv2df3): Likewise.
26001 (sse3_addsubv2df3): Likewise.
26002 (avx_unpckhps256): Correct item selectors.
26003 (avx_unpcklps256): Likewise.
26004 (avx_unpckhpd256): Likewise.
26005 (avx_unpcklpd256): Likewise.
26007 2009-02-28 Jan Hubicka <jh@suse.cz>
26009 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26011 (copy_arguments_for_versioning): If var is declared don't declare it.
26012 (tree_function_versioning): First setup substitutions and then copy
26015 2009-02-27 Jan Hubicka <jh@suse.cz>
26018 * cgraph.h (varpool_output_debug_info): Remove.
26019 * cgraphunit.c (varpool_output_debug_info): Remove.
26020 * dwarf2out.c (deferred_locations_struct): New struct
26021 (deferred_locations): New type.
26022 (deferred_locations_list): New static var.
26023 (deffer_location): New function.
26024 (gen_variable_die): Use it.
26025 (decls_for_scope): Output info on local static vars.
26026 (dwarf2out_finish): Process deferred locations.
26027 * varpool.c (varpool_output_debug_info): Remove.
26029 2009-02-27 Jan Hubicka <jh@suse.cz>
26032 * tree.h (TREE_PROTECTED): Fix comment.
26033 (BLOCK_HANDLER_BLOCK): Remove.
26034 (struct tree_block): Remove handler_block add body_block.
26035 (inlined_function_outer_scope_p): New.
26036 (is_body_block): Remove.
26037 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26038 * dwarf2out.c (is_inlined_entry_point): Remove.
26039 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26040 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26042 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26043 * gimplify.c (gimplify_expr): Gimplify body blocks.
26044 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26045 block with multiple subblocks.
26046 (dump_scope_block): Prettier output; dump more flags and info.
26047 (dump_scope_blocks): New.
26048 (remove_unused_locals): Use dump_scope_blocks.
26049 * tree-flow.h (dump_scope_blocks): Declare.
26050 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26051 * stmt.c (is_body_block): Remove.
26052 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26053 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26055 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26057 PR middle-end/39308
26058 * graphite.c (graphite_loop_normal_form): Do not call
26059 number_of_iterations_exit from a gcc_assert.
26061 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26063 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26064 jumps if COND is NULL.
26065 (find_cond_jump): New function.
26066 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26067 * config/s390/s390.md: Remove z10_cobra attribute value.
26069 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26071 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26072 force_const_mem returns NULL_RTX.
26074 2009-02-26 Jan Hubicka <jh@suse.cz>
26077 * cgraph.h (varpool_output_debug_info): Remove.
26078 * cgraphunit.c (varpool_output_debug_info): Remove.
26079 * dwarf2out.c (deferred_locations_struct): New struct
26080 (deferred_locations): New type.
26081 (deferred_locations_list): New static var.
26082 (deffer_location): New function.
26083 (gen_variable_die): Use it.
26084 (decls_for_scope): Output info on local static vars.
26085 (dwarf2out_finish): Process deferred locations.
26086 * varpool.c (varpool_output_debug_info): Remove.
26088 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26090 PR rtl-optimization/39241
26091 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26092 to subreg_offset_representable_p.
26094 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26096 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26097 execute function prototype. Get f and nregs from max_reg_num
26098 and get_insns. Remove the first backward pass as it's dead,
26099 guard the forward pass by flag_expensive_optimizations.
26100 (rest_of_handle_regmove): Delete.
26101 (pass_regmove): Replace it with regmove_optimize.
26103 2009-02-25 Martin Jambor <mjambor@suse.cz>
26105 PR tree-optimization/39259
26106 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26107 calls_alloca function flags.
26108 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26109 calls are detected.
26111 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26113 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26114 flags_set_1_rtx, flags_set_1_set): Delete.
26115 (regmove_optimize): Do not call mark_flags_life_zones.
26117 2009-02-24 Julian Brown <julian@codesourcery.com>
26120 * config/arm/arm.c (require_pic_register): Only set
26121 cfun->machine->pic_reg once per function.
26123 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26125 * doc/invoke.texi (Link Options): Document an easier way to pass
26126 options that take arguments to the GNU linker using -Xlinker and -Wl.
26128 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26131 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26133 2009-02-24 Richard Guenther <rguenther@suse.de>
26136 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26138 2009-02-24 Richard Guenther <rguenther@suse.de>
26139 Zdenek Dvorak <ook@ucw.cz>
26141 PR tree-optimization/39233
26142 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26143 from converting them to a generic type.
26145 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26147 PR tree-optimization/39260
26148 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26149 contains a condition with a real type.
26150 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26152 2009-02-23 Jason Merrill <jason@redhat.com>
26155 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26156 narrowing_initializer_constant_valid_p.
26157 (narrowing_initializer_constant_valid_p): Don't return
26158 null_pointer_node for adding a pointer to itself.
26160 2009-02-23 Jan Hubicka <jh@suse.cz>
26163 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26166 2009-02-23 Jan Hubicka <jh@suse.cz>
26168 PR tree-optimization/37709
26169 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26170 * tree.h (block_ultimate_origin): Declare.
26171 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26172 * tree-ssa-live.c (remove_unused_scope_block_p):
26173 Eliminate blocks containig no instructions nor live variables nor
26175 (dump_scope_block): New function.
26176 (remove_unused_locals): Enable removal of dead blocks by default;
26177 enable dumping at TDF_DETAILS.
26179 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26181 * config/i386/i386.c (classify_argument): Don't allow COImode
26183 (function_arg_advance_32): Don't allow OImode.
26184 (function_arg_32): Likewise.
26185 (function_value_32): Likewise.
26186 (return_in_memory_32): Likewise.
26187 (function_arg_64): Remove OImode comment.
26189 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26192 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26193 ix86_expand_vector_set for V4DImode in 64bit mode only.
26194 (ix86_expand_vector_init_one_var): Likewise.
26196 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26198 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26200 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26203 * loop-iv.c: Revert last change.
26204 * emit-rtl.c: Likewise.
26206 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26209 * config/i386/i386.c (type_natural_mode): Remove an extra
26210 space in the warning message.
26211 (function_value_32): Handle 32-byte vector modes.
26212 (return_in_memory_32): Likewise.
26214 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26216 * loop-iv.c (truncate_value): New function.
26217 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26219 (lowpart_subreg): Move to...
26220 * emit-rtl.c: ...here.
26222 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26224 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26225 accidental and undocumented change at revision 140860.
26227 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26229 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26230 take gimple_seq * arguments.
26231 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26232 types_compatible_p langhook.
26234 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26235 Joseph Myers <joseph@codesourcery.com>
26237 * config/arm/arm.c (arm_builtin_va_list): New function.
26238 (arm_expand_builtin_va_start): Likewise.
26239 (arm_gimplify_va_arg_expr): Likewise.
26240 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26241 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26242 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26243 (va_list_type): New variable.
26244 (arm_mangle_type): Mangle va_list_type appropriately.
26246 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26248 PR middle-end/39157
26249 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26250 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26251 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26252 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26253 parameter to 1000 for -O1 by default.
26254 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26256 * loop-invariant.c: Include params.h.
26257 (move_loop_invariants): Don't call move_single_loop_invariants on
26260 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26262 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26263 offset when calculating bounds for indexing stack_usage_map. Fixes
26264 a buffer overflow with certain target setups.
26266 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26269 * calls.c (expand_call): Clear try_tail_call if caller and callee
26270 disagree in promotion of function return value.
26272 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26275 * c-common.c (c_determine_visibility): If visibility changed and
26276 DECL_RTL has been already set, call make_decl_rtl to update symbol
26279 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26282 * varasm.c (assemble_variable): Don't check DECL_NAME when
26283 globalizing a variable.
26285 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26288 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26289 expression before any __builtin_trap call.
26290 * c-typeck.c (build_function_call): Convert and check function
26291 arguments before generating a call to a trap. Evaluate the
26292 function arguments before the trap.
26294 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26297 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26298 (UNSPEC_FXAM_MEM): New unspec.
26299 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26300 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26301 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26303 2009-02-19 Richard Guenther <rguenther@suse.de>
26305 PR tree-optimization/39207
26306 PR tree-optimization/39074
26307 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26308 storedanything_tree): New.
26309 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26310 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26311 (build_succ_graph): Add edges from STOREDANYTHING to all
26313 (init_base_vars): Initialize STOREDANYTHING.
26314 (compute_points_to_sets): Free substitution info after
26315 building the succ graph.
26316 (ipa_pta_execute): Likewise.
26318 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26320 (do_ds_constraint): Do not add to special var or non-pointer
26322 (type_could_have_pointers): Split out from ...
26323 (could_have_pointers): ... here. For arrays use the element type.
26324 (create_variable_info_for): Initialize may_have_pointers.
26325 (new_var_info): Likewise.
26326 (handle_lhs_call): Make the HEAP variable unknown-sized.
26327 (intra_create_variable_infos): Use a type with pointers for
26328 PARM_NOALIAS, make it unknown-sized.
26330 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26333 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26335 2009-02-18 Jason Merrill <jason@redhat.com>
26338 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26339 value if DECL_EXTERNAL.
26340 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26341 * target.h (gcc_target::binds_local_p): Clarify "module".
26342 * tree.h (TREE_PUBLIC): Clarify "module".
26344 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26347 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26348 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26350 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26353 * c.opt (Wabi): Support C and ObjC.
26356 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26358 * config/i386/i386.c (classify_argument): Warn once about the ABI
26359 change when passing union with long double.
26361 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26363 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26366 * c-parser.c (c_parser_compound_statement): Always enter and leave
26369 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26372 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26374 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26376 PR tree-optimization/36922
26377 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26378 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26381 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26383 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26386 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26388 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26390 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26392 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26395 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26396 Richard Sandiford <rdsandiford@googlemail.com>
26398 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26399 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26400 (loongson_biadd): ...this.
26402 2009-02-17 Richard Guenther <rguenther@suse.de>
26404 PR tree-optimization/39202
26405 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26406 a var make sure to follow existing collapses.
26408 2009-02-17 Richard Guenther <rguenther@suse.de>
26410 PR middle-end/39214
26411 * langhooks.c (lhd_print_error_function): Check for NULL block.
26413 2009-02-17 Richard Guenther <rguenther@suse.de>
26415 PR tree-optimization/39204
26416 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26419 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26421 * config/soft-fp/double.h: Update from glibc CVS.
26423 2009-02-17 Richard Guenther <rguenther@suse.de>
26425 PR tree-optimization/39207
26426 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26427 strict-aliasing warnings for pointers pointing to NULL.
26429 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26432 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26433 skipping until next close brace.
26435 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26438 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26439 to function argument boundary.
26441 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26443 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26444 in the lea_add. Reload eventually constraints it properly.
26445 * config/picochip/constraints.md: Remove the target constraint
26446 "b", since it is not needed anymore.
26448 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26450 * gthr-dce.h: Uglify function parameter and local variable names.
26451 * gthr-gnat.h: Likewise.
26452 * gthr-mipssde.h: Likewise.
26453 * gthr-nks.h: Likewise.
26454 * gthr-posix95.h: Likewise.
26455 * gthr-posix.h: Likewise.
26456 * gthr-rtems.h: Likewise.
26457 * gthr-single.h: Likewise.
26458 * gthr-solaris.h: Likewise.
26459 * gthr-tpf.h: Likewise.
26460 * gthr-vxworks.h: Likewise.
26461 * gthr-win32.h: Likewise.
26463 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26466 * config/i386/i386.md: Restrict the new peephole2 to move
26467 between MMX/SSE registers.
26469 2009-02-15 Richard Guenther <rguenther@suse.de>
26472 2009-02-13 Richard Guenther <rguenther@suse.de>
26474 * configure.ac: Enable LFS.
26475 * configure: Re-generate.
26476 * config.in: Likewise.
26478 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26480 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26481 spu_srqwbyte, spu_srqwbytebc): Define.
26482 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26483 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26484 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26485 "shrqby_<mode>"): New insn-and-split patterns.
26486 * config/spu/spu.c (expand_builtin_args): Determine and return
26487 number of operands using spu_builtin_description data.
26488 (spu_expand_builtin_1): Use it.
26490 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26493 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26496 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26499 * config/i386/i386.c (override_options): Correct warning
26500 messages for -malign-loops, -malign-jumps and -malign-functions.
26502 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26505 * config/i386/i386.md: Restrict the new peephole2 to move
26506 between the general purpose registers.
26508 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26511 * config/i386/i386.c (type_natural_mode): Add a new argument.
26512 Return the original mode and warn ABI change if vector size is 32byte.
26513 (function_arg_advance): Updated.
26514 (function_arg): Likewise.
26515 (ix86_function_value): Likewise.
26516 (ix86_return_in_memory): Likewise.
26517 (ix86_sol10_return_in_memory): Likewise.
26518 (ix86_gimplify_va_arg): Likewise.
26519 (function_arg_32): Don't warn ABX ABI change here.
26520 (function_arg_64): Likewise.
26522 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26524 * loop-iv.c (implies_p): In the final case, test that operands 0
26525 of the two comparisons match.
26527 * config/bfin/bfin.c (find_prev_insn_start): New function.
26528 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26529 (find_next_insn_start): Move.
26531 2009-02-13 Richard Guenther <rguenther@suse.de>
26533 * configure.ac: Enable LFS.
26534 * configure: Re-generate.
26535 * config.in: Likewise.
26537 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26540 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26541 sizes on syntax error after some arguments have been parsed.
26543 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26545 * doc/invoke.texi (-fira): Remove.
26547 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26549 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26550 * recog.c: Likewise.
26553 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26555 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26556 (umul_ppmm): Likewise.
26557 (count_leading_zeros): Likewise.
26558 (count_trailing_zeros): Likewise.
26559 (UMUL_TIME): Likewise.
26561 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26563 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26564 soft-fp/t-softfp to tmake_file.
26566 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26567 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26568 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26569 IA64_BUILTIN_INFQ]: New.
26570 (ia64_init_builtins): Initialize __builtin_infq,
26571 __builtin_fabsq and __builtin_copysignq if not HPUX.
26572 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26573 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26575 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26577 (__fixtfti): Likewise.
26578 (__fixunstfti): Likewise.
26579 (__floattitf): Likewise.
26581 * config/ia64/libgcc-glibc.ver: New.
26582 * config/ia64/t-fprules-softfp: Likewise.
26583 * config/ia64/sfp-machine.h: Likewise.
26585 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26586 (LIBGCC2_TF_CEXT): Likewise.
26587 (TF_SIZE): Likewise.
26588 (TARGET_INIT_LIBFUNCS): Likewise.
26590 * config/ia64/t-glibc (SHLINB_MAPFILES):
26591 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26593 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26595 * config/i386/i386.c (construct_container): Rewrite processing
26596 BLKmode with X86_64_SSE_CLASS.
26598 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26601 * config/i386/i386.md: Replace simplify_replace_rtx with
26602 replace_rtx in the new peephole2.
26604 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26606 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26607 loop unrolling do not happen at -O2.
26609 2009-02-12 Michael Matz <matz@suse.de>
26611 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26613 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26615 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26618 2009-02-12 Ben Elliston <bje@au.ibm.com>
26620 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26621 patterns when updating the back chain. Missed in the 2009-02-10
26624 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26626 * doc/extend.texi (Decimal Floating Types): Update identifier of
26627 draft TR and list of missing support.
26629 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26631 PR middle-end/39154
26632 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26633 bit to variable length decl's flags, add it also to its
26634 pointer replacement variable.
26636 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26637 Jakub Jelinek <jakub@redhat.com>
26640 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26641 (memory_blockage): New expander.
26642 (*memory_blockage): New insn pattern.
26643 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26644 instead of general blockage at the end of function prologue when
26645 frame pointer is used to access red zone area. Do not emit blockage
26646 when profiling, it is emitted in generic code.
26647 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26648 function epilogue when frame pointer is used to access red zone area.
26650 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26653 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26654 by arithmetic with memory operands.
26655 * config/i386/predicates.md (commutative_operator): New.
26657 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26659 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26662 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26664 * alias.h (record_alias_subset): Declare.
26665 * alias.c (record_alias_subset): Make global.
26667 2009-02-10 Nick Clifton <nickc@redhat.com>
26669 * tree-parloops.c: Change license to GPLv3.
26670 * ipa-struct-reorg.c: Change license to GPLv3.
26671 * ipa-struct-reorg.h: Change license to GPLv3.
26673 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26676 * c-decl.c (start_struct): Return NULL on error.
26678 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26680 PR middle-end/39124
26681 * cfgloopmanip.c (remove_path): Call remove_bbs after
26682 cancel_loop_tree, not before it.
26685 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26686 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26687 VAR_DECLs were seen.
26688 * tree-ssa-live.c (remove_unused_locals): Recompute
26689 cfun->has_local_explicit_reg_vars.
26690 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26691 copies or clearings if cfun->has_local_explicit_reg_vars.
26693 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26696 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26697 of function prologue when frame pointer is used to access
26700 2009-02-10 Richard Guenther <rguenther@suse.de>
26702 PR middle-end/39127
26703 * gimplify.c (gimple_regimplify_operands): Always look if
26704 we need to create a temporary.
26706 2009-02-10 Richard Guenther <rguenther@suse.de>
26708 PR tree-optimization/39132
26709 * tree-loop-distribution.c (todo): New global var.
26710 (generate_memset_zero): Trigger TODO_rebuild_alias.
26711 (tree_loop_distribution): Return todo.
26713 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26716 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26717 (x86_64_reg_class_name): Removed.
26718 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26719 first one isn't X86_64_SSE_CLASS or any other ones aren't
26720 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26721 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26722 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26723 and 3 X86_64_SSEUP_CLASS.
26724 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26725 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26727 2009-02-10 Ben Elliston <bje@au.ibm.com>
26729 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26730 form instruction to update the stack back chain word, even if the
26731 user has disabled the generation of update instructions.
26732 (movdi_<mode>_update_stack): New.
26733 (movsi_update_stack): Likewise.
26734 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26735 always use an update form instruction to update the stack back
26738 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26740 PR middle-end/38953
26741 * graphite.c (if_region_set_false_region): After moving a region in
26742 the false branch of a condition, remove the empty dummy basic block.
26743 (gloog): Remove wrong fix for PR38953.
26745 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26747 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26748 generation due to implicit sign extension.
26750 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26752 PR middle-end/38981
26753 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26754 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26756 2009-02-09 Richard Guenther <rguenther@suse.de>
26758 PR middle-end/35202
26759 * convert.c (convert_to_real): Disable (float)fn((double)x)
26760 to fnf(x) conversion if errno differences may occur and
26761 -fmath-errno is set.
26763 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26765 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26766 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26767 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26769 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26772 * c-common.c (handle_alias_attribute): Disallow attribute for
26773 anything not a FUNCTION_DECL or VAR_DECL.
26775 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26778 * real.c (do_compare): Special-case compare of zero against
26779 decimal float value.
26781 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26784 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26785 as indicating flexible array members unless the field itself is
26786 being declarared as the incomplete array.
26788 2009-02-06 Jan Hubicka <jh@suse.cz>
26790 PR tree-optimization/38844
26791 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26792 is already inlined.
26794 2009-02-06 Richard Guenther <rguenther@suse.de>
26796 PR middle-end/38977
26797 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26798 fork because we may expand it as __gcov_fork.
26800 2009-02-06 Nick Clifton <nickc@redhat.com>
26802 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26804 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26806 PR tree-optimization/35659
26807 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26808 vn_phi_eq): Shortcut if hashcode does not match.
26809 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26811 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26812 and avoid iterative_hash_expr.
26813 (FOR_EACH_VALUE_ID_IN_SET): New.
26814 (value_id_compare): Remove.
26815 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26816 sort expressions by value id.
26818 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26821 * config/sh/predicates.md (general_movsrc_operand): Don't check
26822 the subreg of system registers here.
26824 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26827 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26828 on the copied decl.
26830 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26832 PR rtl-optimization/39110
26833 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26834 addresses, not aligned ones.
26836 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26837 Richard Guenther <rguenther@suse.de>
26839 PR tree-optimization/39100
26840 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26841 comment says and add edges.
26843 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26846 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26847 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26849 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26851 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26852 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26853 register_bb_in_sese, new_sese, free_sese): Moved.
26854 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26855 outermost_loop_in_scop, build_scop_iteration_domain,
26856 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26857 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26858 Use loop_in_sese_p instead of loop_in_scop_p.
26859 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26860 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26861 (scopdet_basic_block_info): Fix bug in scop detection.
26862 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26863 eq_loop_to_cloog_loop): Remove.
26864 (nb_loops_around_loop_in_scop, nb_loop
26865 ref_nb_loops): Moved here...
26866 * graphite.h (ref_nb_loops): ... from here.
26867 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26868 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26869 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26871 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26872 Hans-Peter Nilsson <hp@axis.com>
26874 PR rtl-optimization/37889
26875 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26876 Move offset handling from PLUS to before the switch. Use new
26877 arguments when considering SYMBOL_REFs too.
26878 (rtx_addr_can_trap_p): Pass dummy offset and size.
26879 (enum may_trap_p_flags): Remove.
26880 (may_trap_p_1): Pass size from MEM_SIZE.
26882 PR rtl-optimization/38921
26883 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26884 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26885 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26886 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26888 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26890 AVX Programming Reference (January, 2009)
26891 * config/i386/sse.md (*vpclmulqdq): New.
26893 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26895 PR tree-optimization/38977
26896 PR gcov-profile/38292
26897 * calls.c (special_function_p): Disregard __builtin_ prefix.
26899 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26901 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26902 non-indexable addresses even before reload.
26904 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26907 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26908 as having variable size. Do not give an error for unnamed
26909 parameters with [*] declarators. Give a warning for type names
26910 with [*] declarators and mark them as variable size.
26911 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26912 for sizeof applied to [*] type names.
26914 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26917 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26919 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26921 * gcc.c (process_command): Update copyright notice dates.
26922 * gcov.c (print_version): Likewise.
26923 * gcov-dump.c (print_version): Likewise.
26924 * mips-tfile.c (main): Likewise.
26925 * mips-tdump.c (main): Likewise.
26927 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26930 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26931 for composite type involving a zero-length array type.
26933 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26936 * function.c (match_asm_constraints_1): Skip over
26937 initial optional % in the constraint.
26939 PR inline-asm/39059
26940 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26941 supported, don't accept FIXED_CSTs.
26942 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26943 and _Sat is used without _Fract/_Accum. Set specs->type to
26944 integer_type_node for cts_fract/cts_accum if fixed point is not
26947 2009-02-02 Catherine Moore <clm@codesourcery.com>
26949 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26951 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26953 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26954 (ABI_HAS_64BIT_SYMBOLS): Use it.
26955 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26957 2009-02-02 Paul Brook <paul@codesourcery.com>
26959 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26961 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26963 PR inline-asm/39058
26964 * recog.h (asm_operand_ok): Add constraints argument.
26965 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26966 recurse on matching constraint.
26967 (check_asm_operands): Pass constraints as 3rd argument to
26968 asm_operand_ok. Don't look up matching constraint here.
26969 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26972 2009-02-02 Ben Elliston <bje@au.ibm.com>
26974 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26975 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26977 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26979 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26980 information. Remove some obsolete information. Reorganize.
26982 * config/pa/fptr.c: Revert license to GPL 2.
26983 * config/pa/milli64.S: Likewise.
26985 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26988 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26989 LIBRARY name in, instead of hard-coding it.
26990 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26991 extra target make frag to tmake_files according to EH model.
26992 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26993 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26994 frags that define makefile variable EH_MODEL appropriately.
26995 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26996 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26997 to "-sjlj" according to type of EH configured.
26998 (LIBGCC_SONAME): Concatenate it to shared library base name.
26999 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27000 to "_sjlj" according to type of EH configured.
27001 (LIBGCC_SONAME): Concatenate it to shared library base name.
27002 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27003 (SHLIB_LINK): Add missing semicolon to if-else construct.
27004 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27005 string value of "pe_dll" command-line option.
27006 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27007 (SHLIB_SONAME): Use it when overriding t-cygming default.
27008 (SHLIB_IMPLIB): Override t-cygming default.
27009 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27010 string value of "pe_dll" command-line option.
27012 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27015 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27016 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27018 2009-01-31 Richard Guenther <rguenther@suse.de>
27020 PR tree-optimization/38937
27021 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27022 computing the transitive closure.
27024 2009-01-30 Richard Guenther <rguenther@suse.de>
27026 PR tree-optimization/39041
27027 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27028 Propagate variable indices only if the types match for this stmt.
27030 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27033 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27034 inline but never defined.
27036 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27038 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27039 (*insv_h_di_reg_extimm): New insn.
27040 (*insv_l<mode>_reg_extimm): New insn.
27042 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27044 * config/picochip/picochip.c (flag_conserve_stack): set
27045 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27046 fconserve-stack. Reduce call-overhead used by inliner.
27048 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27051 * common.opt (flag_conserve_stack): Initialised to zero.
27053 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27056 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27057 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27060 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27062 * ira-color.c (allocno_reload_assign): Update comments.
27063 * regmove.c (regmove_optimize): Likewise.
27067 2009-01-29 Robert Millan <rmh@aybabtu.com>
27069 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27070 * config/i386/kopensolaris-gnu.h: New file. Undefine
27071 `MD_UNWIND_SUPPORT'.
27072 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27074 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27076 PR tree-optimization/39007
27077 * tree-loop-distribution.c (generate_builtin): Use
27078 recompute_dominator to compute the immediate dominator of the
27079 basic block just after the loop.
27081 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27083 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27084 (ASM_OUTPUT_DWARF_PCREL): Define.
27086 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27088 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27089 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27090 global. Modify entries about regmove and IRA.
27092 * ra-conflict.c: Remove the file.
27094 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27096 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27097 (pass_regclass_init): Rename to pass_reginfo_init.
27099 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27101 * toplev.h (flag_ira): Remove.
27103 * caller-save.c (setup_save_areas): Remove flag_ira.
27105 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27107 * global.c: Remove the file.
27109 * opts.c (decode_options): Remove flag_ira.
27111 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27113 * regmove.c: Modify file description.
27114 (find_use_as_address, try_auto_increment): Define them only if
27115 AUTO_INC_DEC is defined.
27116 (replacement_quality, replace_in_call_usage, fixup_match_1,
27117 stable_and_no_regs_but_for_p): Remove.
27118 (reg_set_in_bb): Make it static.
27119 (regmove_optimize): Remove flag_ira and code which worked for
27122 * local-alloc.c: Remove the file.
27124 * common.opt (fira): Remove.
27126 * ira.c: Include except.h.
27127 (eliminable_regset): Move from global.c.
27128 (mark_elimination): Ditto. Remove flag_ira.
27129 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27130 equiv_mem_modified, validate_equiv_mem_from_store,
27131 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27132 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27133 no_equiv, recorded_label_ref): Move from local-alloc.c.
27134 (update_equiv_regs): Ditto. Make it static.
27135 (print_insn_chain, print_insn_chains): Move it from global.c.
27136 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27137 (build_insn_chain): Ditto. Make it static.
27138 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27139 Rename to init_live_subregs.
27140 (gate_ira): Remove flag_ira.
27142 * regclass.c: Rename reginfo.c. Change file description.
27143 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27144 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27145 (init_reg_sets_1): Remove code for evaluation of
27146 reg_class_superclasses and losing_caller_save_reg_set.
27147 (init_regs): Remove init_reg_autoinc.
27148 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27149 ok_for_base_p_nonstrict): Remove.
27150 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27151 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27152 corresponding entries.
27153 (dump_regclass, record_operand_costs, scan_one_insn,
27154 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27155 record_address_regs, auto_inc_dec_reg_p): Remove.
27156 (gt-regclass.h): Rename to gt-reginfo.h.
27158 * rtl.h (dump_global_regs, retry_global_alloc,
27159 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27161 * Makefile.in (RA_H): Remove.
27162 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27163 Rename regclass.o to reginfo.o.
27164 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27166 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27167 (GTFILES): Rename regclass.c to reginfo.c.
27169 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27170 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27172 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27173 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27175 (finish_spills): Ditto. Remove code for !flag_ira.
27177 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27179 PR middle-end/35854
27180 * doc/invoke.texi (rtl debug options): Complete rewrite.
27181 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27183 * mode-switching.c (pass_mode_switching): Rename pass from
27184 "mode-sw" to "mode_sw".
27185 * except.c (pass_convert_to_eh_ranges): Rename pass from
27186 "eh-ranges" to "eh_ranges".
27187 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27191 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27192 Alexander Monakov <amonakov@ispras.ru>
27194 PR middle-end/38857
27195 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27197 (move_exprs_to_boundary): Change return type and pass through
27198 should_move from move_op. Relax assert. Update usage ...
27199 (schedule_expr_on_boundary): ... here. Use should_move instead of
27201 (move_op_orig_expr_found): Indicate that insn was disconnected from
27203 (code_motion_process_successors): Do not call after_merge_succs
27204 callback if original expression was not found when traversing any of
27206 (code_motion_path_driver): Change return type. Update prototype.
27207 (move_op): Update comment. Add a new parameter (should_move). Update
27208 prototype. Set *should_move based on indication provided by
27209 move_op_orig_expr_found.
27211 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27213 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27214 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27215 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27216 * config/rs6000/rs6000.c (rs6000_override_options): Default
27217 avoid-indexed-addresses on for Power6, off for everything else.
27218 (avoiding_indexed_address_p): New function.
27219 (rs6000_legitimize_address): Use it.
27220 (rs6000_legitimate_address): Likewise.
27221 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27223 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27225 PR tree-optimization/38997
27226 * tree-loop-distribution.c (generate_memset_zero): Use
27227 POINTER_PLUS_EXPR for a pointer addition.
27229 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27231 * config/s390/s390.md (bswap<mode>2): New pattern added.
27233 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27235 * config/s390/s390.md (*tls_load_31): Added type attribute.
27237 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27239 * config/s390/s390.md: Fix a few comments.
27241 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27243 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27244 (*tm<mode>_full): Fixed z10prop attribute.
27245 (*tst<mode>_extimm): Fixed z10prop attribute.
27246 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27247 (*tstqiCCT_cconly): Fixed z10prop attribute.
27248 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27249 (*movsi_larl): Fixed z10prop attribute.
27250 (*movsi_zarch): Fixed z10prop attribute.
27251 (*movsi_eas): Fixed z10prop attribute.
27252 (*movhi): Fixed z10prop attribute.
27253 (*movqi): Fixed z10prop attribute.
27254 (*movstrictqi): Fixed z10prop attribute.
27255 (*mov<mode>): Fixed z10prop attribute.
27256 (*movcc): Fixed z10prop attribute.
27257 (*sethighpartdi_64): Fixed z10prop attribute.
27258 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27259 (*negdi2_sign_cc): Fixed z10prop attribute.
27260 (*negdi2_sign): Fixed z10prop attribute.
27261 (*absdi2_sign_cc): Fixed z10prop attribute.
27262 (*absdi2_sign): Fixed z10prop attribute.
27263 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27264 (*negabsdi2_sign): Fixed z10prop attribute.
27265 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27266 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27267 (doloop_si64): Fixed z10prop attribute.
27268 (doloop_si31): Fixed z10prop attribute.
27269 (doloop_long): Fixed z10prop attribute.
27270 (indirect_jump): Fixed z10prop attribute.
27271 (nop): Fixed z10prop attribute.
27272 (main_base_64): Fixed z10prop attribute.
27273 (reload_base_64): Fixed z10prop attribute.
27275 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27277 PR rtl-optimization/38740
27278 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27280 * config/mips/mips.c (mips_reorg): Likewise.
27282 2009-01-28 Richard Guenther <rguenther@suse.de>
27284 PR tree-optimization/38926
27285 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27286 with the correct value id to a value.
27287 (do_regular_insertion): Use the value number of edoubleprime
27288 for the value number of the expr.
27291 2008-08-21 Richard Guenther <rguenther@suse.de>
27293 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27294 a PHI ask VN if it is already available.
27295 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27296 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27298 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27300 PR middle-end/38934
27301 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27302 set to varying whenever max has TREE_OVERFLOW set, similarly
27303 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27305 2009-01-28 Richard Guenther <rguenther@suse.de>
27307 PR middle-end/38908
27308 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27309 uninitialized aggregate uses in call arguments.
27311 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27313 PR tree-optimization/38984
27314 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27315 the nothing_id variable if -fno-delete-null-pointer-checks.
27317 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27320 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27321 (set_got_offset_rex64): Ditto.
27323 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27326 * doc/extend.texi: Improve local variable with asm reg.
27328 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27330 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27331 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27332 was not supplied then set warn_packed_bitfield_compat to the
27333 default value of 1.
27334 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27337 2009-01-27 Richard Guenther <rguenther@suse.de>
27339 PR tree-optimization/38503
27340 * cfgexpand.c (expand_gimple_basic_block): Ignore
27341 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27342 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27343 variables that cannot have TBAA applied.
27344 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27347 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27349 PR middle-end/38969
27350 * calls.c (initialize_argument_information): Do not wrap complex
27351 arguments in SAVE_EXPR.
27353 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27355 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27356 (INSTALL_LIBGCC): Revert typo commit.
27358 2009-01-26 Richard Guenther <rguenther@suse.de>
27360 PR tree-optimization/38745
27361 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27362 from special handling.
27364 2009-01-26 Richard Guenther <rguenther@suse.de>
27366 PR tree-optimization/38745
27367 * tree-ssa.c (execute_update_addresses_taken): Do not include
27368 variables that cannot possibly be a register in not_reg_needs.
27369 Do not clear TREE_ADDRESSABLE on vars that may not become
27371 * tree-ssa.c (update_alias_info_1): Include those in the set
27372 of addressable vars.
27374 2009-01-26 Richard Guenther <rguenther@suse.de>
27376 PR middle-end/38851
27377 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27378 * tree-ssa-dse.c: Include langhooks.h
27379 (execute_simple_dse): Remove stores with zero size.
27381 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27384 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27387 2009-01-24 Julian Brown <julian@codesourcery.com>
27389 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27390 config/arm/linux-atomic.c.
27391 * config/arm/linux-atomic.c: New.
27393 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27395 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27396 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27397 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27399 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27402 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27405 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27407 PR tree-optimization/38953
27408 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27409 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27410 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27411 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27414 2009-01-24 Paul Brook <paul@codesourcery.com>
27416 * config/arm/neon.md (neon_type): Move to arm.md.
27417 (neon_mov<VSTRUCT>): Add neon_type attribute.
27418 * config/arm/arm.md (neon_type): Move to here.
27419 (conds): Add "unconditioal" and use as default for NEON insns.
27421 2009-01-24 Ben Elliston <bje@au.ibm.com>
27423 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27424 void *' warning from -Wc++-compat.
27425 * Makefile.in (dominance.o-warn): Remove.
27427 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27429 PR tree-optimization/38932
27430 * fold-const.c (fold_unary_ignore_overflow): New.
27431 * tree.h (fold_unary_ignore_overflow): Declare.
27432 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27433 * tree-ssa-sccvn.c (visit_reference_op_load,
27434 simplify_unary_expression): Likewise.
27436 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27438 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27439 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27440 regardless of their type.
27441 * c-common.c (handle_packed_attribute): Don't ignore packed on
27443 * c.opt (Wpacked-bitfield-compat): New warning option.
27444 * stor-layout.c (place_field): Warn if offset of a field changed.
27445 * doc/extend.texi (packed): Mention the ABI change.
27446 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27447 (Warning Options): Add it to the list.
27449 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27451 * c-opts.c (c_common_post_options): Fix a typo in comments.
27453 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27455 PR middle-end/38615
27456 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27457 variables to static.
27458 * doc/invoke.texi (-fmerge-all-constants): Update description.
27460 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27463 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27464 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27466 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27468 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27470 (LOCAL_ALIGNMENT): Similarly.
27472 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27473 Joseph Myers <joseph@codesourcery.com>
27475 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27476 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27477 * config/arm/arm-tune.md: Regenerate.
27478 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27481 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27483 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27484 version number to five.
27486 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27489 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27490 * c-common.c (set_underlying_type): Likewise.
27491 (is_typedef_decl ): Likewise
27493 (set_underlying_type): Likewise.
27494 (is_typedef_type): Likewise.
27496 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27498 PR middle-end/38587
27499 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27502 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27505 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27506 (LIBGCC_SPEC): Don't define.
27507 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27509 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27511 PR rtl-optimization/38879
27512 * alias.c (base_alias_check): Unaligned access via AND address can
27513 alias all surrounding object types except those with sizes equal
27514 or wider than the size of unaligned access.
27516 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27519 * c-decl.c (clone_underlying_type): Move this ...
27520 * c-common.c (set_underlying_type): ... here.
27521 Also, make sure the function properly sets TYPE_STUB_DECL() on
27522 the newly created typedef variant type.
27523 (is_typedef_decl ): New entry point.
27524 * tree.h: Added a new member member_types_needing_access_check to
27525 struct tree_decl_non_common.
27526 (set_underlying_type): New entry point.
27527 (is_typedef_type): Likewise.
27529 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27531 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27532 Check whether two instructions have memory references that
27533 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27534 are helper functions for traversing.
27535 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27536 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27537 not to draw dependency edge for instructions with non-conflicting
27540 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27543 * longlong.h: Update copyright years. Use soft-fp license notice.
27544 Sync __clz_tab declaration with glibc.
27546 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27549 * doc/extend.texi (syscall_linkage): New.
27550 (version_id): Modify.
27552 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27553 Richard Guenther <rguenther@suse.de>
27555 PR tree-optimization/38747
27556 PR tree-optimization/38748
27557 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27558 conversion if the base address is an indirect reference and the
27559 aliasing sets could cause issues.
27561 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27563 * common.opt (fgraphite, fgraphite-identity): Add comment for
27564 explaining why these options are not documented.
27566 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27568 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27569 gimple_call_lhs is NULL.
27571 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27574 * emit-rtl.c (adjust_address_1): Make sure memref is never
27577 2009-01-20 Ben Elliston <bje@au.ibm.com>
27579 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27580 const qualifier from arg parameter. Remove unnecessary cast to char *.
27581 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27582 const qualifier from arg 2.
27584 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27586 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27588 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27591 * rtl.h (reinit_regs): New prototype.
27592 * regclass.c: Include ira.h.
27593 (reinit_regs): New.
27594 * Makefile.in (regclass.o): Add ira.h.
27595 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27597 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27600 * c-common.c (handle_aligned_attribute): Use
27601 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27602 default alignment value.
27604 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27606 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27607 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27609 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27610 __BIGGEST_ALIGNMENT__.
27612 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27614 2009-01-18 Richard Guenther <rguenther@suse.de>
27616 PR tree-optimization/38819
27617 * tree-flow.h (operation_could_trap_helper_p): Declare.
27618 * tree-eh.c (operation_could_trap_helper_p): Export.
27619 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27620 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27621 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27622 are about to insert a possibly trapping instruction and fail
27625 2009-01-18 Andreas Schwab <schwab@suse.de>
27627 * doc/install.texi (Configuration): Remove obsolete paragraph
27628 about use of --with-gnu-ld with --with-gnu-as.
27630 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27632 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27633 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27634 Follow spelling conventions.
27636 2009-01-18 Ben Elliston <bje@au.ibm.com>
27638 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27639 C++ warning about implicit conversion from void * to struct
27641 (bitmap_obstack_free): Likewise for bitmap_element *.
27642 * Makefile.in (bitmap.o-warn): Remove.
27644 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27646 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27648 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27649 Tobias Grosser <tobi.grosser@amd.com>
27651 * graphite.c (graphite_trans_scop_block): Do not block single
27654 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27656 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27657 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27658 test with assertion.
27660 2009-01-16 Richard Guenther <rguenther@suse.de>
27662 PR tree-optimization/38835
27663 PR middle-end/36227
27664 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27665 and INT + PTR -> (INT)(PTR p+ INT) folding.
27666 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27668 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27671 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27672 the subreg from a lowpart subreg if it is also casting the value.
27674 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27675 Tobias Grosser <tobi.grosser@amd.com>
27677 * graphite.c (compare_prefix_loops): New.
27678 (build_scop_canonical_schedules): Rewritten.
27679 (graphite_transform_loops): Move build_scop_canonical_schedules
27680 after build_scop_iteration_domain.
27682 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27683 Tobias Grosser <tobi.grosser@amd.com>
27685 * graphite.c (add_conditions_to_domain): Add the loops to
27686 the dimension of the iteration domain. Do copy the domain
27687 only when it exists.
27688 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27689 (add_conditions_to_constraints): New.
27690 (can_generate_code_stmt, can_generate_code): Removed.
27691 (gloog): Do not call can_generate_code.
27692 (graphite_transform_loops): Call add_conditions_to_constraints
27693 after building the iteration domain.
27695 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27697 PR tree-optimization/38789
27698 * tree-ssa-threadedge.c
27699 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27700 __builtin_constant_p.
27702 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27704 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27705 examined before deleting them.
27707 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27709 * function.c (aggregate_value_p): Correctly extract the function
27710 type from CALL_EXPR_FN lookup.
27712 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27714 * config/picochip/picochip.c (picochip_override_options): Revert
27715 CFI asm flag disable commited previously.
27717 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27718 Tobias Grosser <tobi.grosser@amd.com>
27719 Jan Sjodin <jan.sjodin@amd.com>
27721 * graphite.c (scan_tree_for_params): On substractions negate
27722 all the coefficients of the term.
27723 (clast_to_gcc_expression_red): New. Handle reduction expressions
27724 of more than two operands.
27725 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27726 (get_vdef_before_scop): Handle also the case of default definitions.
27728 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27730 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27731 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27732 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27734 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27735 Joey Ye <joey.ye@intel.com>
27737 PR middle-end/37843
27738 * cfgexpand.c (expand_stack_alignment): Don't update stack
27739 boundary nor check incoming stack boundary here.
27740 (gimple_expand_cfg): Update stack boundary and check incoming
27741 stack boundary here.
27743 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27745 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27747 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27749 PR rtl-optimization/38245
27750 * calls.c (expand_call): Add stack arguments to
27751 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27752 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27753 in regs and partially in memory or BLKmode arguments.
27754 (emit_library_call_value_1): Add stack arguments to
27755 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27756 ACCUMULATE_OUTGOING_ARGS).
27757 * dce.c: Include tm_p.h.
27758 (find_call_stack_args): New function.
27759 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27761 (mark_insn): Call find_call_stack_args for CALL_Ps.
27762 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27763 forwards. Allocate and free arg_stores bitmap if needed, pass it
27764 down to deletable_insn_p, don't mark stores set in arg_stores
27765 bitmap, clear the bitmap at the beginning of each bb.
27766 * Makefile.in (dce.o): Depend on $(TM_P_H).
27768 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27771 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27772 to make sure the insn is a conditional test (bug 22599). Reformat a
27775 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27777 PR middle-end/38431
27778 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27779 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27780 (gloog): Do not call cleanup_tree_cfg.
27781 (graphite_transform_loops): Call cleanup_tree_cfg after all
27782 scops have been code generated.
27784 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27785 * doc/gty.texi (Invoking the garbage collector): Added new node
27786 and section documenting ggc_collect.
27788 2009-01-14 Richard Guenther <rguenther@suse.de>
27790 PR tree-optimization/38826
27791 PR middle-end/38477
27792 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27793 initialization notes only if we actually emitted a warning.
27794 (intra_create_variable_infos): Add constraints for a result decl
27795 that is passed by hidden reference.
27796 (build_pred_graph): Mark all related variables non-direct on
27799 2009-01-14 Nick Clifton <nickc@redhat.com>
27801 * ira-conflicts.c: Include addresses.h for the definition of
27803 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27804 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27806 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27809 * Makefile.in (ira-lives.o): Add except.h.
27811 * ira-lives.c: Include except.h.
27812 (process_bb_node_lives): Process can_throw_internal.
27814 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27816 PR rtl-optimization/38774
27817 * combine.c (simplify_set): When undoing cc_use change, don't do
27818 PUT_CODE on the newly created comparison, but instead put back the
27821 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27823 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27824 values. Remove duplicate arm8 entry.
27826 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27828 PR tree-optimization/38786
27829 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27830 the SSA_NAME case of expand_scalar_variables_expr.
27831 Set the type of an expression to the type of its assign statement.
27832 (expand_scalar_variables_expr): Also gather the scalar computation
27833 used to index the memory access. Do not pass loop_p.
27834 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27835 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27836 the gimple_stmt_iterator where it inserts new code.
27837 Do not pass loop_p.
27838 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27839 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27841 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27843 * graphite.h (debug_value): Removed.
27844 * graphite.c (debug_value): Removed.
27846 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27848 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27849 ldrd/strd with two 32-bit instructions.
27851 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27853 * config/arm/arm.c (struct processors): Pass for speed down into
27854 cost helper functions.
27855 (const_ok_for_op): Handle COMPARE and inequality nodes.
27856 (arm_rtx_costs_1): Rewrite.
27857 (arm_size_rtx_costs): Update prototype.
27858 (arm_rtx_costs): Pass speed down to helper functions.
27859 (arm_slowmul_rtx_costs): Rework cost calculations.
27860 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27861 (arm_9e_rtx_costs): Likewise.
27863 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27865 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27866 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27867 (alpha_legitimize_address): Do not split local symbols wider than
27868 UNITS_PER_WORD into HIGH/LO_SUM parts.
27870 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27873 * gcc.c (process_command): Replace call to execvp with calls
27874 to pex_one and exit.
27876 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27879 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27880 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27881 variant for devices with 3-byte PC.
27882 (__tablejump_elpm__): New.
27884 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27887 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27888 offsetof member-designator, handle it as `[0].'.
27890 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27892 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27893 function when not using named sections on targets with named sections
27894 if branch distance is less than 262132.
27896 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27898 * combine.c (combine_instructions): Recompute
27899 optimize_this_for_speed_p for each BB in the main combine loop.
27901 2009-01-12 Tomas Bily <tbily@suse.cz>
27904 * tree-loop-distribution.c (prop_phis): New function.
27905 (generate_builtin): Call prop_phis.
27907 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27909 PR tree-optimization/38807
27910 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27911 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27913 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27915 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27916 subreg of op0 to the original op0.
27918 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27920 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27922 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27925 * mips-tfile.c (parse_def): Fix parsing of def strings
27926 starting with digits.
27928 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27931 * config/arm/arm.c (arm_is_long_call_p): Don't call
27932 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27934 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27936 * regrename.c (regrename_optimize): Fix dumping.
27937 (find_oldest_value_reg): Preserve REG_POINTER.
27938 (copy_hardreg_forward_1): Likewise.
27940 2009-01-09 Diego Novillo <dnovillo@google.com>
27942 * gimple.h (struct gimple_statement_base) <uid>: Document
27943 the restrictions on its use.
27944 (gimple_uid): Tidy.
27945 (gimple_set_uid): Tidy.
27947 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27949 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27950 zero guard even if align_bytes != 0 and count is smaller than
27953 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27955 PR rtl-optimization/38495
27956 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27957 (add_range_and_copies_from_move_list): Print all added ranges.
27958 Add ranges to memory optimized destination.
27960 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27964 * config/i386/i386.c (override_options): Reject
27965 -mstringop-strategy=rep_8byte with -m32.
27966 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27967 to 1. Do count comparison against epilogue_size_needed at compile
27968 time even when count_exp was constant forced into register. For
27969 size_needed don't jump to epilogue, instead just avoid aligning
27970 and invoke the body algorithm. If need_zero_guard, add zero guard
27971 even if count is non-zero, but smaller than size_needed + number of
27972 bytes that could be stored for alignment.
27973 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27974 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27975 but smaller than size_needed + number of bytes that could be stored
27976 for alignment. Compare size_needed with epilogue_size_needed instead
27977 of desired_align - align, don't adjust size_needed, pass
27978 epilogue_size_needed to the epilogue expanders.
27981 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27983 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27985 * pa.c (last_address): Change to unsigned.
27986 (update_total_code_bytes): Change argument to unsigned. Don't
27987 check if insn addresses are set.
27988 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27989 addresses are not set.
27990 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27992 2009-01-09 Nick Clifton <nickc@redhat.com>
27994 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27995 DECL_DECLARED_INLINE_P.
27997 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27999 PR middle-end/38347
28000 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28001 GET_MODE (op0) in operand_subword_force calls.
28003 PR middle-end/38771
28004 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28005 fold_convert arg0 operands to TREE_TYPE (op0) first.
28007 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28009 * params.def (ira-max-conflict-table-size): Decrease default value
28012 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28014 PR tree-optimization/37031
28015 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28017 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28018 allocate it using gc instead of heap, use VEC_quick_push instead of
28020 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28021 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28022 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28023 allocated vector from heap allocated.
28024 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28025 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28026 vector only after perfect_loop_nest_depth call.
28028 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28029 Jan Sjodin <jan.sjodin@amd.com>
28031 PR tree-optimization/38559
28032 * graphite.c (debug_value, copy_constraint,
28033 swap_constraint_variables, scale_constraint_variable, ): New.
28034 (get_lower_bound, get_upper_bound): Removed.
28035 (graphite_trans_bb_strip_mine): Clean up this code that works
28036 only for constant number of iterations. Fully copy upper and
28037 lower bound constraints, not only the constant part of them.
28038 * graphite.h (debug_value): Declared.
28040 2009-01-08 Ira Rosen <irar@il.ibm.com>
28042 PR tree-optimization/37194
28043 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28044 Don't add the cost of cost model guard in prologue to scalar
28045 outside cost in case of known number of iterations.
28047 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28048 Alan Modra <amodra@bigpond.net.au>
28050 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28051 non-word-aligned REG+CONST addressing.
28053 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28056 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28057 free_after_compilation when outputting a thunk.
28058 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28059 Do not call free_after_compilation here.
28061 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28063 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28064 (ix86_valid_target_attribute_inner_p): Ditto.
28066 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28068 PR tree-optimization/38492
28069 PR tree-optimization/38498
28070 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28071 * tree-chrec.h (scev_is_linear_expression): Declared.
28072 * graphite.c (graphite_cannot_represent_loop_niter): New.
28073 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28074 (graphite_loop_normal_form): Use gcc_assert.
28075 (scan_tree_for_params): Use CASE_CONVERT.
28076 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28077 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28078 Use gcc_assert. Discard scops that contain unhandled cases.
28079 (build_scop_conditions): Return a boolean status for unhandled cases.
28080 (strip_mine_profitable_p): Print the loop number, not its depth.
28081 (is_interchange_valid): Pass the depth of the loop nest, don't
28082 recompute it wrongly.
28083 (graphite_trans_bb_block): Same.
28084 (graphite_trans_bb_block): Print tentative of loop blocking.
28085 (graphite_trans_scop_block): Do not print that the loop has been
28087 (graphite_transform_loops): Do not handle scops that contain condition
28090 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28092 AVX Programming Reference (December, 2008)
28093 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28094 (_mm256_stream_pd): Likewise.
28095 (_mm256_stream_ps): Likewise.
28097 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28098 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28099 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28100 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28101 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28102 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28103 (ix86_expand_special_args_builtin): Likewise.
28105 * config/i386/sse.md (AVXMODEDI): New.
28106 (avx_movnt<mode>): Likewise.
28107 (avx_movnt<mode>): Likewise.
28108 (<sse>_movnt<mode>): Remove AVX support.
28109 (sse2_movntv2di): Likewise.
28111 2009-01-07 Richard Guenther <rguenther@suse.de>
28113 PR middle-end/38751
28114 * fold-const.c (extract_muldiv): Remove obsolete comment.
28115 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28116 to PLUS_EXPR canonicalization for the canonicalization.
28118 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28120 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28121 hosted cross-compilers generating less efficient code.
28123 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28125 * function.h (rtl_data): Add a dbr_scheduled_p field.
28126 * reorg.c (dbr_schedule): Set it.
28127 (gate_handle_delay_slots): Check it.
28128 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28129 (mips_reorg): Check flag_delayed_branch instead of
28130 mips_base_delayed_branch.
28131 (mips_override_options): Don't set mips_base_delayed_branch
28132 or flag_delayed_branch.
28134 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28136 PR rtl-optimization/38426.
28137 * ira.c (ira): Set current_function_is_leaf earlier.
28139 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28141 PR rtl-optimization/38722
28142 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28143 too early, only set a flag and modify after last possible
28146 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28149 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28150 * real.c (decimal_single_format): Correct values of emin and emax.
28151 (decimal_double_format): Ditto.
28152 (decimal_quad_format): Ditto.
28153 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28154 computation of DECnn_MIN and DECnn_MAX for corrected values of
28155 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28156 __DECnn_MIN__, and adjust its computation for the corrected value
28159 2009-01-06 Jan Hubicka <jh@suse.cz>
28162 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28164 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28166 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28167 Add Robert Clark to the list of testers.
28169 2009-01-06 Jan Hubicka <jh@suse.cz>
28170 Kai Tietz <kai.tietz@onevision.com>
28172 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28173 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28175 2009-01-06 Jan Hubicka <jh@suse.cz>
28176 Kai Tietz <kai.tietz@onevision.com>
28178 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28180 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28181 (ix86_nsaved_regs): Count only general purpose regs.
28182 (ix86_nsaved_sseregs): New.
28183 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28184 to 16 for w64; compute padding and size of sse reg save area.
28185 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28186 general purpose regs.
28187 (ix86_emit_save_sse_regs_using_mov): New.
28188 (ix86_expand_prologue): Save SSE regs if needed.
28189 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28190 (ix86_emit_restore_sse_regs_using_mov): New.
28191 (ix86_expand_epilogue): Save SSE regs if needed.
28193 2009-01-06 Jan Hubicka <jh@suse.cz>
28194 Kai Tietz <kai.tietz@onevision.com>
28196 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28197 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28198 functions when accumulate outgoing args is off.
28200 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28203 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28204 before using pseudos_have_intersected_live_ranges_p.
28206 * ira-int.h (ira_assert): Always define.
28208 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28210 AVX Programming Reference (December, 2008)
28211 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28212 (_mm256_permute2_pd): Likewise.
28213 (_mm_permute2_ps): Likewise.
28214 (_mm256_permute2_ps): Likewise.
28215 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28216 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28218 * config/i386/i386.c (ix86_builtins): Remove
28219 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28220 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28221 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28222 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28223 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28224 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28225 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28226 __builtin_ia32_vpermil2ps256.
28227 (ix86_init_mmx_sse_builtins): Updated.
28228 (ix86_expand_args_builtin): Likewise.
28230 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28232 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28233 long absolute calls when generating PA 2.0 code.
28235 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28237 PR rtl-optimization/38583
28238 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28240 * params.def (ira-max-conflict-table-size): New.
28242 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28244 * ira.h (ira_conflicts_p): New external definition.
28246 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28247 table. Report this. Return result of building.
28248 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28249 building conflict table.
28251 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28252 (ira_color): Use ira_conflicts_p.
28254 * global.c: Include ira.h.
28255 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28258 * Makefile.in (global.o): Add ira.h.
28260 * ira-build.c (mark_all_loops_for_removal,
28261 propagate_some_info_from_allocno): New.
28262 (remove_unnecessary_allocnos): Call
28263 propagate_some_info_from_allocno.
28264 (remove_low_level_allocnos): New.
28265 (remove_unnecessary_regions): Add parameter. Call
28266 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28267 parameter to remove_unnecessary_regions.
28268 (ira_build): Remove all regions but root if the conflict table was
28269 not built. Update conflict hard regs for allocnos crossing calls.
28271 * ira.c (ira_conflicts_p): New global.
28272 (ira): Define and use ira_conflicts_p.
28274 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28275 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28276 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28278 2009-01-06 Ben Elliston <bje@au.ibm.com>
28280 * gengtype-lex.l (YY_NO_INPUT): Define.
28282 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28285 * c-common.c (handle_vector_size_attribute): Also reject
28286 BOOLEAN_TYPE types.
28288 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28290 PR tree-optimization/38492
28291 * graphite.c (rename_map_elt, debug_rename_elt,
28292 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28293 rename_map_elt_info, eq_rename_map_elts,
28294 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28295 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28296 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28297 (sese_build_livein_liveouts): New.
28298 (new_sese, free_sese): New.
28299 (new_scop): Call new_sese.
28300 (free_scop): Call free_sese.
28301 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28302 (register_old_new_names): Renamed register_old_and_new_names.
28303 (register_scop_liveout_renames, add_loop_exit_phis,
28304 insert_loop_close_phis, struct igp,
28305 default_liveout_before_guard, add_guard_exit_phis,
28306 insert_guard_phis, copy_renames): New.
28307 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28308 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28309 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28310 (scop_adjust_phis_for_liveouts): New.
28311 (gloog): Call scop_adjust_phis_for_liveouts.
28313 * graphite.h (struct sese): Documented. Added fields liveout,
28314 num_ver and livein.
28315 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28316 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28317 (struct scop): Added field liveout_renames.
28318 (SCOP_LIVEOUT_RENAMES): New.
28320 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28322 PR tree-optimization/38510
28323 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28324 (translate_clast): Call recompute_all_dominators before
28326 (gloog): Call recompute_all_dominators before graphite_verify.
28328 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28329 Jan Sjodin <jan.sjodin@amd.com>
28331 PR tree-optimization/38500
28332 * graphite.c (create_sese_edges): Call fix_loop_structure after
28335 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28337 * config.gcc: Add m32r*-*-rtems*.
28338 * config/m32r/rtems.h: New file.
28340 2009-01-05 Ben Elliston <bje@au.ibm.com>
28342 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28343 (.po.pox): Likewise.
28344 (po/gcc.pot): Likewise.
28346 2009-01-04 David S. Miller <davem@davemloft.net>
28348 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28349 (STARTING_FRAME_OFFSET): Always set to zero.
28351 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28353 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28354 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28355 fixed-point types, and vectors of the same.
28357 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28359 * config/mips/sync.md (*mb_barrier): Rename to...
28360 (*memory_barrier): ...this.
28362 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28364 * doc/extend.texi (Function Attributes): Move @cindex after @item
28365 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28366 and put in alphabetical order. Fix 'target' name and put in order.
28367 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28370 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28372 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28373 (memory_barrier): Expand as unspec instead of unspec_volatile.
28374 Remove mem:BLK from insn operands. Use Pmode scratch register.
28375 (*memory_barrier): Define as unspec instead of unspec_volatile.
28376 Use (match_dup 0) as input operand.
28378 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28379 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28380 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28381 scratch register. Remove operand 1.
28382 (*stbar): Define as unspec instead of unspec_volatile.
28383 Use (match_dup 0) as input operand, remove (const_int 8).
28384 (*membar): Define as unspec instead of unspec_volatile.
28385 Use (match_dup 0) as input operand, remove input operand 2.
28387 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28388 (memory_barrier): Expand as unspec instead of unspec_volatile.
28389 Remove mem:BLK from insn operands. Use Pmode scratch register.
28390 (*memory_barrier): Define as unspec instead of unspec_volatile.
28391 Use (match_dup 0) as input operand.
28393 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28394 Remove mem:BLK from insn operands. Use Pmode scratch register.
28395 Set volatile flag on operand 0.
28396 (*memory_barrier): New insn pattern.
28398 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28400 (*memory_barrier): Use (match_dup 0) as input operand.
28402 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28403 Remove mem:BLK from insn operands. Use Pmode scratch register.
28404 Set volatile flag on operand 0.
28405 (*mb_internal): New insn pattern.
28407 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28409 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28411 PR middle-end/38586
28412 * function.c (struct temp_slot): Move to the section of the file
28413 that deals with temp slots. Remove field 'address'.
28414 (temp_slot_address_table): New hash table of address -> temp slot.
28415 (struct temp_slot_address_entry): New struct, items for the table.
28416 (temp_slot_address_compute_hash, temp_slot_address_hash,
28417 temp_slot_address_eq, insert_temp_slot_address): Support functions
28419 (find_temp_slot_from_address): Rewrite to use the new hash table.
28420 (remove_unused_temp_slot_addresses): Remove addresses of temp
28421 slots that have been made available.
28422 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28423 worker function for remove_unused_temp_slot_addresses.
28424 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28425 Add the temp slot address to the address -> temp slot map.
28426 (update_temp_slot_address): Update via insert_temp_slot_address.
28427 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28428 (pop_temp_slots): Likewise.
28429 (init_temp_slots): Allocate the address -> temp slot map, or empty
28430 the map if it is already allocated.
28431 (prepare_function_start): Initialize temp slot processing.
28433 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28435 PR middle-end/38584
28436 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28437 Calculate the size of all stack vars assuming no packing of stack
28438 vars will happen, replacing a quadratic algorithm with a linear one.
28440 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28443 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28446 2009-01-03 Diego Novillo <dnovillo@google.com>
28448 * doc/contrib.texi: Update contributions.
28450 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28453 * builtins.c (fold_builtin_memory_op): Give up if either operand
28454 is volatile. Set srctype or desttype to non-qualified version
28458 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28459 and FUNCTION_DECLs.
28461 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28463 PR rtl-optimization/35805
28464 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28465 problem if fast dce is able to remove any instructions.
28466 * dce.c (dce_process_block): Fix dump message.
28468 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28471 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28473 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28475 PR middle-end/38690
28476 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28477 * tree-pretty-print.c (op_code_prio): New function.
28478 (op_prio): No longer static. Use op_code_prio.
28479 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28480 Use op_prio and op_code_prio to determine if () should be
28481 printed around operand(s) or not.
28483 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28484 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28485 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28486 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28487 pp_character instead of pp_string for single letter printing.
28489 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28491 * doc/extend.texi: Fix '#pragma GCC option' typo.
28493 2009-01-02 Richard Guenther <rguenther@suse.de>
28495 * doc/install.texi (--enable-checking): Mention different
28496 default for stage1.
28497 (--enable-stage1-checking): Document.
28499 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28501 PR middle-end/30142
28502 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28503 case to be an error.
28505 2009-01-02 Ben Elliston <bje@au.ibm.com>
28507 * config/fp-bit.h (pack_d): Constify argument.
28508 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28509 (isnan): Constify argument.
28511 (iszero): Likewise.
28512 (pack_d): Likewise.
28513 (_fpadd_parts): Constify return type.
28514 (_fpmul_parts): Likewise.
28515 (_fpdiv_parts): Likewise.
28517 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28520 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28521 warn about overwriting initializer with side-effects or
28522 -Woverride-init if !IMPLICIT.
28523 (output_init_element): Likewise. Pass IMPLICIT down to
28525 (process_init_element): Add IMPLICIT argument. Pass it down
28526 to output_init_element.
28527 (push_init_element, pop_init_level, set_designator): Adjust
28528 process_init_element callers.
28529 (set_nonincremental_init, set_nonincremental_init_from_string):
28530 Adjust add_pending_init callers.
28531 (output_pending_init_elements): Adjust output_init_element callers.
28532 * c-tree.h (process_init_element): Adjust prototype.
28533 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28534 process_init_element callers.
28537 Copyright (C) 2009 Free Software Foundation, Inc.
28539 Copying and distribution of this file, with or without modification,
28540 are permitted in any medium without royalty provided the copyright
28541 notice and this notice are preserved.